diff options
Diffstat (limited to 'src/libcharon')
240 files changed, 15901 insertions, 5292 deletions
diff --git a/src/libcharon/Makefile.am b/src/libcharon/Makefile.am index 2b7646327..1e78c9d79 100644 --- a/src/libcharon/Makefile.am +++ b/src/libcharon/Makefile.am @@ -53,6 +53,7 @@ processing/jobs/rekey_ike_sa_job.c processing/jobs/rekey_ike_sa_job.h \ processing/jobs/retransmit_job.c processing/jobs/retransmit_job.h \ processing/jobs/send_dpd_job.c processing/jobs/send_dpd_job.h \ processing/jobs/send_keepalive_job.c processing/jobs/send_keepalive_job.h \ +processing/jobs/start_action_job.c processing/jobs/start_action_job.h \ processing/jobs/roam_job.c processing/jobs/roam_job.h \ processing/jobs/update_sa_job.c processing/jobs/update_sa_job.h \ processing/jobs/inactivity_job.c processing/jobs/inactivity_job.h \ @@ -87,8 +88,12 @@ sa/tasks/ike_reauth.c sa/tasks/ike_reauth.h \ sa/tasks/ike_auth_lifetime.c sa/tasks/ike_auth_lifetime.h \ sa/tasks/ike_vendor.c sa/tasks/ike_vendor.h \ sa/tasks/task.c sa/tasks/task.h \ -tnccs/tnccs.c tnccs/tnccs.h \ -tnccs/tnccs_manager.h tnccs/tnccs_manager.c +tnc/tncif.h tnc/tncifimc.h tnc/tncifimv.h tnc/tncifimv.c \ +tnc/imc/imc.h tnc/imc/imc_manager.h \ +tnc/imv/imv.h tnc/imv/imv_manager.h \ +tnc/imv/imv_recommendations.c tnc/imv/imv_recommendations.h \ +tnc/tnccs/tnccs.c tnc/tnccs/tnccs.h \ +tnc/tnccs/tnccs_manager.c tnc/tnccs/tnccs_manager.h daemon.lo : $(top_builddir)/config.status @@ -317,14 +322,14 @@ endif if USE_TNC_IMC SUBDIRS += plugins/tnc_imc if MONOLITHIC - libcharon_la_LIBADD += plugins/tnc_imc/libstrongswan-tnc_imc.la + libcharon_la_LIBADD += plugins/tnc_imc/libstrongswan-tnc-imc.la endif endif if USE_TNC_IMV SUBDIRS += plugins/tnc_imv if MONOLITHIC - libcharon_la_LIBADD += plugins/tnc_imv/libstrongswan-tnc_imv.la + libcharon_la_LIBADD += plugins/tnc_imv/libstrongswan-tnc-imv.la endif endif @@ -342,6 +347,13 @@ if MONOLITHIC endif endif +if USE_TNCCS_DYNAMIC + SUBDIRS += plugins/tnccs_dynamic +if MONOLITHIC + libcharon_la_LIBADD += plugins/tnccs_dynamic/libstrongswan-tnccs-dynamic.la +endif +endif + if USE_MEDSRV SUBDIRS += plugins/medsrv if MONOLITHIC diff --git a/src/libcharon/Makefile.in b/src/libcharon/Makefile.in index 8a7a99ddd..6ec4c6ca5 100644 --- a/src/libcharon/Makefile.in +++ b/src/libcharon/Makefile.in @@ -96,35 +96,37 @@ host_triplet = @host@ @MONOLITHIC_TRUE@@USE_EAP_TNC_TRUE@am__append_51 = plugins/eap_tnc/libstrongswan-eap-tnc.la @MONOLITHIC_TRUE@@USE_TLS_TRUE@am__append_52 = $(top_builddir)/src/libtls/libtls.la @USE_TNC_IMC_TRUE@am__append_53 = plugins/tnc_imc -@MONOLITHIC_TRUE@@USE_TNC_IMC_TRUE@am__append_54 = plugins/tnc_imc/libstrongswan-tnc_imc.la +@MONOLITHIC_TRUE@@USE_TNC_IMC_TRUE@am__append_54 = plugins/tnc_imc/libstrongswan-tnc-imc.la @USE_TNC_IMV_TRUE@am__append_55 = plugins/tnc_imv -@MONOLITHIC_TRUE@@USE_TNC_IMV_TRUE@am__append_56 = plugins/tnc_imv/libstrongswan-tnc_imv.la +@MONOLITHIC_TRUE@@USE_TNC_IMV_TRUE@am__append_56 = plugins/tnc_imv/libstrongswan-tnc-imv.la @USE_TNCCS_11_TRUE@am__append_57 = plugins/tnccs_11 @MONOLITHIC_TRUE@@USE_TNCCS_11_TRUE@am__append_58 = plugins/tnccs_11/libstrongswan-tnccs-11.la @USE_TNCCS_20_TRUE@am__append_59 = plugins/tnccs_20 @MONOLITHIC_TRUE@@USE_TNCCS_20_TRUE@am__append_60 = plugins/tnccs_20/libstrongswan-tnccs-20.la -@USE_MEDSRV_TRUE@am__append_61 = plugins/medsrv -@MONOLITHIC_TRUE@@USE_MEDSRV_TRUE@am__append_62 = plugins/medsrv/libstrongswan-medsrv.la -@USE_MEDCLI_TRUE@am__append_63 = plugins/medcli -@MONOLITHIC_TRUE@@USE_MEDCLI_TRUE@am__append_64 = plugins/medcli/libstrongswan-medcli.la -@USE_NM_TRUE@am__append_65 = plugins/nm -@MONOLITHIC_TRUE@@USE_NM_TRUE@am__append_66 = plugins/nm/libstrongswan-nm.la -@USE_DHCP_TRUE@am__append_67 = plugins/dhcp -@MONOLITHIC_TRUE@@USE_DHCP_TRUE@am__append_68 = plugins/dhcp/libstrongswan-dhcp.la -@USE_ANDROID_TRUE@am__append_69 = plugins/android -@MONOLITHIC_TRUE@@USE_ANDROID_TRUE@am__append_70 = plugins/android/libstrongswan-android.la -@USE_MAEMO_TRUE@am__append_71 = plugins/maemo -@MONOLITHIC_TRUE@@USE_MAEMO_TRUE@am__append_72 = plugins/maemo/libstrongswan-maemo.la -@USE_HA_TRUE@am__append_73 = plugins/ha -@MONOLITHIC_TRUE@@USE_HA_TRUE@am__append_74 = plugins/ha/libstrongswan-ha.la -@USE_LED_TRUE@am__append_75 = plugins/led -@MONOLITHIC_TRUE@@USE_LED_TRUE@am__append_76 = plugins/led/libstrongswan-led.la -@USE_UCI_TRUE@am__append_77 = plugins/uci -@MONOLITHIC_TRUE@@USE_UCI_TRUE@am__append_78 = plugins/uci/libstrongswan-uci.la -@USE_ADDRBLOCK_TRUE@am__append_79 = plugins/addrblock -@MONOLITHIC_TRUE@@USE_ADDRBLOCK_TRUE@am__append_80 = plugins/uci/libstrongswan-addrblock.la -@USE_UNIT_TESTS_TRUE@am__append_81 = plugins/unit_tester -@MONOLITHIC_TRUE@@USE_UNIT_TESTS_TRUE@am__append_82 = plugins/unit_tester/libstrongswan-unit-tester.la +@USE_TNCCS_DYNAMIC_TRUE@am__append_61 = plugins/tnccs_dynamic +@MONOLITHIC_TRUE@@USE_TNCCS_DYNAMIC_TRUE@am__append_62 = plugins/tnccs_dynamic/libstrongswan-tnccs-dynamic.la +@USE_MEDSRV_TRUE@am__append_63 = plugins/medsrv +@MONOLITHIC_TRUE@@USE_MEDSRV_TRUE@am__append_64 = plugins/medsrv/libstrongswan-medsrv.la +@USE_MEDCLI_TRUE@am__append_65 = plugins/medcli +@MONOLITHIC_TRUE@@USE_MEDCLI_TRUE@am__append_66 = plugins/medcli/libstrongswan-medcli.la +@USE_NM_TRUE@am__append_67 = plugins/nm +@MONOLITHIC_TRUE@@USE_NM_TRUE@am__append_68 = plugins/nm/libstrongswan-nm.la +@USE_DHCP_TRUE@am__append_69 = plugins/dhcp +@MONOLITHIC_TRUE@@USE_DHCP_TRUE@am__append_70 = plugins/dhcp/libstrongswan-dhcp.la +@USE_ANDROID_TRUE@am__append_71 = plugins/android +@MONOLITHIC_TRUE@@USE_ANDROID_TRUE@am__append_72 = plugins/android/libstrongswan-android.la +@USE_MAEMO_TRUE@am__append_73 = plugins/maemo +@MONOLITHIC_TRUE@@USE_MAEMO_TRUE@am__append_74 = plugins/maemo/libstrongswan-maemo.la +@USE_HA_TRUE@am__append_75 = plugins/ha +@MONOLITHIC_TRUE@@USE_HA_TRUE@am__append_76 = plugins/ha/libstrongswan-ha.la +@USE_LED_TRUE@am__append_77 = plugins/led +@MONOLITHIC_TRUE@@USE_LED_TRUE@am__append_78 = plugins/led/libstrongswan-led.la +@USE_UCI_TRUE@am__append_79 = plugins/uci +@MONOLITHIC_TRUE@@USE_UCI_TRUE@am__append_80 = plugins/uci/libstrongswan-uci.la +@USE_ADDRBLOCK_TRUE@am__append_81 = plugins/addrblock +@MONOLITHIC_TRUE@@USE_ADDRBLOCK_TRUE@am__append_82 = plugins/uci/libstrongswan-addrblock.la +@USE_UNIT_TESTS_TRUE@am__append_83 = plugins/unit_tester +@MONOLITHIC_TRUE@@USE_UNIT_TESTS_TRUE@am__append_84 = plugins/unit_tester/libstrongswan-unit-tester.la subdir = src/libcharon DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 @@ -181,7 +183,8 @@ libcharon_la_DEPENDENCIES = $(am__DEPENDENCIES_1) \ $(am__append_60) $(am__append_62) $(am__append_64) \ $(am__append_66) $(am__append_68) $(am__append_70) \ $(am__append_72) $(am__append_74) $(am__append_76) \ - $(am__append_78) $(am__append_80) $(am__append_82) + $(am__append_78) $(am__append_80) $(am__append_82) \ + $(am__append_84) am__libcharon_la_SOURCES_DIST = bus/bus.c bus/bus.h \ bus/listeners/listener.h bus/listeners/file_logger.c \ bus/listeners/file_logger.h bus/listeners/sys_logger.c \ @@ -251,8 +254,9 @@ am__libcharon_la_SOURCES_DIST = bus/bus.c bus/bus.h \ processing/jobs/send_dpd_job.c processing/jobs/send_dpd_job.h \ processing/jobs/send_keepalive_job.c \ processing/jobs/send_keepalive_job.h \ - processing/jobs/roam_job.c processing/jobs/roam_job.h \ - processing/jobs/update_sa_job.c \ + processing/jobs/start_action_job.c \ + processing/jobs/start_action_job.h processing/jobs/roam_job.c \ + processing/jobs/roam_job.h processing/jobs/update_sa_job.c \ processing/jobs/update_sa_job.h \ processing/jobs/inactivity_job.c \ processing/jobs/inactivity_job.h \ @@ -288,8 +292,12 @@ am__libcharon_la_SOURCES_DIST = bus/bus.c bus/bus.h \ sa/tasks/ike_reauth.h sa/tasks/ike_auth_lifetime.c \ sa/tasks/ike_auth_lifetime.h sa/tasks/ike_vendor.c \ sa/tasks/ike_vendor.h sa/tasks/task.c sa/tasks/task.h \ - tnccs/tnccs.c tnccs/tnccs.h tnccs/tnccs_manager.h \ - tnccs/tnccs_manager.c encoding/payloads/endpoint_notify.c \ + tnc/tncif.h tnc/tncifimc.h tnc/tncifimv.h tnc/tncifimv.c \ + tnc/imc/imc.h tnc/imc/imc_manager.h tnc/imv/imv.h \ + tnc/imv/imv_manager.h tnc/imv/imv_recommendations.c \ + tnc/imv/imv_recommendations.h tnc/tnccs/tnccs.c \ + tnc/tnccs/tnccs.h tnc/tnccs/tnccs_manager.c \ + tnc/tnccs/tnccs_manager.h encoding/payloads/endpoint_notify.c \ encoding/payloads/endpoint_notify.h \ processing/jobs/initiate_mediation_job.c \ processing/jobs/initiate_mediation_job.h \ @@ -315,16 +323,17 @@ am_libcharon_la_OBJECTS = bus.lo file_logger.lo sys_logger.lo \ acquire_job.lo delete_child_sa_job.lo delete_ike_sa_job.lo \ migrate_job.lo process_message_job.lo rekey_child_sa_job.lo \ rekey_ike_sa_job.lo retransmit_job.lo send_dpd_job.lo \ - send_keepalive_job.lo roam_job.lo update_sa_job.lo \ - inactivity_job.lo authenticator.lo eap_authenticator.lo \ - eap_method.lo eap_manager.lo sim_manager.lo \ - psk_authenticator.lo pubkey_authenticator.lo child_sa.lo \ - ike_sa.lo ike_sa_id.lo ike_sa_manager.lo task_manager.lo \ - keymat.lo trap_manager.lo child_create.lo child_delete.lo \ - child_rekey.lo ike_auth.lo ike_cert_pre.lo ike_cert_post.lo \ - ike_config.lo ike_delete.lo ike_dpd.lo ike_init.lo ike_natd.lo \ - ike_mobike.lo ike_rekey.lo ike_reauth.lo ike_auth_lifetime.lo \ - ike_vendor.lo task.lo tnccs.lo tnccs_manager.lo \ + send_keepalive_job.lo start_action_job.lo roam_job.lo \ + update_sa_job.lo inactivity_job.lo authenticator.lo \ + eap_authenticator.lo eap_method.lo eap_manager.lo \ + sim_manager.lo psk_authenticator.lo pubkey_authenticator.lo \ + child_sa.lo ike_sa.lo ike_sa_id.lo ike_sa_manager.lo \ + task_manager.lo keymat.lo trap_manager.lo child_create.lo \ + child_delete.lo child_rekey.lo ike_auth.lo ike_cert_pre.lo \ + ike_cert_post.lo ike_config.lo ike_delete.lo ike_dpd.lo \ + ike_init.lo ike_natd.lo ike_mobike.lo ike_rekey.lo \ + ike_reauth.lo ike_auth_lifetime.lo ike_vendor.lo task.lo \ + tncifimv.lo imv_recommendations.lo tnccs.lo tnccs_manager.lo \ $(am__objects_1) libcharon_la_OBJECTS = $(am_libcharon_la_OBJECTS) DEFAULT_INCLUDES = -I.@am__isrc@ @@ -366,9 +375,9 @@ DIST_SUBDIRS = . plugins/load_tester plugins/socket_default \ plugins/eap_mschapv2 plugins/eap_radius plugins/eap_tls \ plugins/eap_ttls plugins/eap_tnc plugins/tnc_imc \ plugins/tnc_imv plugins/tnccs_11 plugins/tnccs_20 \ - plugins/medsrv plugins/medcli plugins/nm plugins/dhcp \ - plugins/android plugins/maemo plugins/ha plugins/led \ - plugins/uci plugins/addrblock plugins/unit_tester + plugins/tnccs_dynamic plugins/medsrv plugins/medcli plugins/nm \ + plugins/dhcp plugins/android plugins/maemo plugins/ha \ + plugins/led plugins/uci plugins/addrblock plugins/unit_tester DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) am__relativize = \ dir0=`pwd`; \ @@ -514,9 +523,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -555,6 +562,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ @@ -635,8 +644,9 @@ libcharon_la_SOURCES = bus/bus.c bus/bus.h bus/listeners/listener.h \ processing/jobs/send_dpd_job.c processing/jobs/send_dpd_job.h \ processing/jobs/send_keepalive_job.c \ processing/jobs/send_keepalive_job.h \ - processing/jobs/roam_job.c processing/jobs/roam_job.h \ - processing/jobs/update_sa_job.c \ + processing/jobs/start_action_job.c \ + processing/jobs/start_action_job.h processing/jobs/roam_job.c \ + processing/jobs/roam_job.h processing/jobs/update_sa_job.c \ processing/jobs/update_sa_job.h \ processing/jobs/inactivity_job.c \ processing/jobs/inactivity_job.h \ @@ -672,8 +682,12 @@ libcharon_la_SOURCES = bus/bus.c bus/bus.h bus/listeners/listener.h \ sa/tasks/ike_reauth.h sa/tasks/ike_auth_lifetime.c \ sa/tasks/ike_auth_lifetime.h sa/tasks/ike_vendor.c \ sa/tasks/ike_vendor.h sa/tasks/task.c sa/tasks/task.h \ - tnccs/tnccs.c tnccs/tnccs.h tnccs/tnccs_manager.h \ - tnccs/tnccs_manager.c $(am__append_1) + tnc/tncif.h tnc/tncifimc.h tnc/tncifimv.h tnc/tncifimv.c \ + tnc/imc/imc.h tnc/imc/imc_manager.h tnc/imv/imv.h \ + tnc/imv/imv_manager.h tnc/imv/imv_recommendations.c \ + tnc/imv/imv_recommendations.h tnc/tnccs/tnccs.c \ + tnc/tnccs/tnccs.h tnc/tnccs/tnccs_manager.c \ + tnc/tnccs/tnccs_manager.h $(am__append_1) INCLUDES = \ -I${linux_headers} \ -I$(top_srcdir)/src/libstrongswan \ @@ -699,7 +713,8 @@ libcharon_la_LIBADD = -lm $(PTHREADLIB) $(DLLIB) $(SOCKLIB) \ $(am__append_60) $(am__append_62) $(am__append_64) \ $(am__append_66) $(am__append_68) $(am__append_70) \ $(am__append_72) $(am__append_74) $(am__append_76) \ - $(am__append_78) $(am__append_80) $(am__append_82) + $(am__append_78) $(am__append_80) $(am__append_82) \ + $(am__append_84) EXTRA_DIST = Android.mk @MONOLITHIC_FALSE@SUBDIRS = . $(am__append_3) $(am__append_5) \ @MONOLITHIC_FALSE@ $(am__append_7) $(am__append_9) \ @@ -720,7 +735,7 @@ EXTRA_DIST = Android.mk @MONOLITHIC_FALSE@ $(am__append_69) $(am__append_71) \ @MONOLITHIC_FALSE@ $(am__append_73) $(am__append_75) \ @MONOLITHIC_FALSE@ $(am__append_77) $(am__append_79) \ -@MONOLITHIC_FALSE@ $(am__append_81) +@MONOLITHIC_FALSE@ $(am__append_81) $(am__append_83) # build optional plugins ######################## @@ -743,7 +758,7 @@ EXTRA_DIST = Android.mk @MONOLITHIC_TRUE@ $(am__append_69) $(am__append_71) \ @MONOLITHIC_TRUE@ $(am__append_73) $(am__append_75) \ @MONOLITHIC_TRUE@ $(am__append_77) $(am__append_79) \ -@MONOLITHIC_TRUE@ $(am__append_81) +@MONOLITHIC_TRUE@ $(am__append_81) $(am__append_83) all: all-recursive .SUFFIXES: @@ -867,6 +882,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ike_sa_id.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ike_sa_manager.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ike_vendor.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/imv_recommendations.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/inactivity_job.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/initiate_mediation_job.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ke_payload.Plo@am__quote@ @@ -898,11 +914,13 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sender.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sim_manager.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/socket_manager.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/start_action_job.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sys_logger.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/task.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/task_manager.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_manager.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tncifimv.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/traffic_selector_substructure.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/transform_attribute.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/transform_substructure.Plo@am__quote@ @@ -1283,6 +1301,13 @@ send_keepalive_job.lo: processing/jobs/send_keepalive_job.c @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o send_keepalive_job.lo `test -f 'processing/jobs/send_keepalive_job.c' || echo '$(srcdir)/'`processing/jobs/send_keepalive_job.c +start_action_job.lo: processing/jobs/start_action_job.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT start_action_job.lo -MD -MP -MF $(DEPDIR)/start_action_job.Tpo -c -o start_action_job.lo `test -f 'processing/jobs/start_action_job.c' || echo '$(srcdir)/'`processing/jobs/start_action_job.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/start_action_job.Tpo $(DEPDIR)/start_action_job.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='processing/jobs/start_action_job.c' object='start_action_job.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o start_action_job.lo `test -f 'processing/jobs/start_action_job.c' || echo '$(srcdir)/'`processing/jobs/start_action_job.c + roam_job.lo: processing/jobs/roam_job.c @am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT roam_job.lo -MD -MP -MF $(DEPDIR)/roam_job.Tpo -c -o roam_job.lo `test -f 'processing/jobs/roam_job.c' || echo '$(srcdir)/'`processing/jobs/roam_job.c @am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/roam_job.Tpo $(DEPDIR)/roam_job.Plo @@ -1521,19 +1546,33 @@ task.lo: sa/tasks/task.c @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o task.lo `test -f 'sa/tasks/task.c' || echo '$(srcdir)/'`sa/tasks/task.c -tnccs.lo: tnccs/tnccs.c -@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tnccs.lo -MD -MP -MF $(DEPDIR)/tnccs.Tpo -c -o tnccs.lo `test -f 'tnccs/tnccs.c' || echo '$(srcdir)/'`tnccs/tnccs.c +tncifimv.lo: tnc/tncifimv.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tncifimv.lo -MD -MP -MF $(DEPDIR)/tncifimv.Tpo -c -o tncifimv.lo `test -f 'tnc/tncifimv.c' || echo '$(srcdir)/'`tnc/tncifimv.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/tncifimv.Tpo $(DEPDIR)/tncifimv.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='tnc/tncifimv.c' object='tncifimv.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o tncifimv.lo `test -f 'tnc/tncifimv.c' || echo '$(srcdir)/'`tnc/tncifimv.c + +imv_recommendations.lo: tnc/imv/imv_recommendations.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT imv_recommendations.lo -MD -MP -MF $(DEPDIR)/imv_recommendations.Tpo -c -o imv_recommendations.lo `test -f 'tnc/imv/imv_recommendations.c' || echo '$(srcdir)/'`tnc/imv/imv_recommendations.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/imv_recommendations.Tpo $(DEPDIR)/imv_recommendations.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='tnc/imv/imv_recommendations.c' object='imv_recommendations.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o imv_recommendations.lo `test -f 'tnc/imv/imv_recommendations.c' || echo '$(srcdir)/'`tnc/imv/imv_recommendations.c + +tnccs.lo: tnc/tnccs/tnccs.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tnccs.lo -MD -MP -MF $(DEPDIR)/tnccs.Tpo -c -o tnccs.lo `test -f 'tnc/tnccs/tnccs.c' || echo '$(srcdir)/'`tnc/tnccs/tnccs.c @am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/tnccs.Tpo $(DEPDIR)/tnccs.Plo -@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='tnccs/tnccs.c' object='tnccs.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='tnc/tnccs/tnccs.c' object='tnccs.lo' libtool=yes @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ -@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o tnccs.lo `test -f 'tnccs/tnccs.c' || echo '$(srcdir)/'`tnccs/tnccs.c +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o tnccs.lo `test -f 'tnc/tnccs/tnccs.c' || echo '$(srcdir)/'`tnc/tnccs/tnccs.c -tnccs_manager.lo: tnccs/tnccs_manager.c -@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tnccs_manager.lo -MD -MP -MF $(DEPDIR)/tnccs_manager.Tpo -c -o tnccs_manager.lo `test -f 'tnccs/tnccs_manager.c' || echo '$(srcdir)/'`tnccs/tnccs_manager.c +tnccs_manager.lo: tnc/tnccs/tnccs_manager.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tnccs_manager.lo -MD -MP -MF $(DEPDIR)/tnccs_manager.Tpo -c -o tnccs_manager.lo `test -f 'tnc/tnccs/tnccs_manager.c' || echo '$(srcdir)/'`tnc/tnccs/tnccs_manager.c @am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/tnccs_manager.Tpo $(DEPDIR)/tnccs_manager.Plo -@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='tnccs/tnccs_manager.c' object='tnccs_manager.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='tnc/tnccs/tnccs_manager.c' object='tnccs_manager.lo' libtool=yes @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ -@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) 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ab8d0fc48..23931c47d 100644 --- a/src/libcharon/bus/bus.c +++ b/src/libcharon/bus/bus.c @@ -227,13 +227,13 @@ static bool log_cb(entry_t *entry, log_data_t *data) { entry->blocker = FALSE; entry->condvar->signal(entry->condvar); + entry->calling--; } else { entry_destroy(entry); } va_end(args); - entry->calling--; return TRUE; } va_end(args); diff --git a/src/libcharon/config/backend_manager.c b/src/libcharon/config/backend_manager.c index 90ef58563..e78cb702d 100644 --- a/src/libcharon/config/backend_manager.c +++ b/src/libcharon/config/backend_manager.c @@ -96,6 +96,11 @@ static ike_cfg_match_t get_ike_match(ike_cfg_t *cand, host_t *me, host_t *other) { match += MATCH_ANY; } + else + { + me_cand->destroy(me_cand); + return MATCH_NONE; + } me_cand->destroy(me_cand); } else @@ -119,6 +124,11 @@ static ike_cfg_match_t get_ike_match(ike_cfg_t *cand, host_t *me, host_t *other) { match += MATCH_ANY; } + else + { + other_cand->destroy(other_cand); + return MATCH_NONE; + } other_cand->destroy(other_cand); } else @@ -128,11 +138,8 @@ static ike_cfg_match_t get_ike_match(ike_cfg_t *cand, host_t *me, host_t *other) return match; } -/** - * implements backend_manager_t.get_ike_cfg. - */ -static ike_cfg_t *get_ike_cfg(private_backend_manager_t *this, - host_t *me, host_t *other) +METHOD(backend_manager_t, get_ike_cfg, ike_cfg_t*, + private_backend_manager_t *this, host_t *me, host_t *other) { ike_cfg_t *current, *found = NULL; enumerator_t *enumerator; @@ -308,12 +315,9 @@ static void insert_sorted(match_entry_t *entry, linked_list_t *list, } } -/** - * Implements backend_manager_t.create_peer_cfg_enumerator. - */ -static enumerator_t *create_peer_cfg_enumerator(private_backend_manager_t *this, - host_t *me, host_t *other, identification_t *my_id, - identification_t *other_id) +METHOD(backend_manager_t, create_peer_cfg_enumerator, enumerator_t*, + private_backend_manager_t *this, host_t *me, host_t *other, + identification_t *my_id, identification_t *other_id) { enumerator_t *enumerator; peer_data_t *data; @@ -372,10 +376,8 @@ static enumerator_t *create_peer_cfg_enumerator(private_backend_manager_t *this, (void*)peer_enum_filter_destroy); } -/** - * implements backend_manager_t.get_peer_cfg_by_name. - */ -static peer_cfg_t *get_peer_cfg_by_name(private_backend_manager_t *this, char *name) +METHOD(backend_manager_t, get_peer_cfg_by_name, peer_cfg_t*, + private_backend_manager_t *this, char *name) { backend_t *backend; peer_cfg_t *config = NULL; @@ -392,30 +394,24 @@ static peer_cfg_t *get_peer_cfg_by_name(private_backend_manager_t *this, char *n return config; } -/** - * Implementation of backend_manager_t.remove_backend. - */ -static void remove_backend(private_backend_manager_t *this, backend_t *backend) +METHOD(backend_manager_t, remove_backend, void, + private_backend_manager_t *this, backend_t *backend) { this->lock->write_lock(this->lock); this->backends->remove(this->backends, backend, NULL); this->lock->unlock(this->lock); } -/** - * Implementation of backend_manager_t.add_backend. - */ -static void add_backend(private_backend_manager_t *this, backend_t *backend) +METHOD(backend_manager_t, add_backend, void, + private_backend_manager_t *this, backend_t *backend) { this->lock->write_lock(this->lock); this->backends->insert_last(this->backends, backend); this->lock->unlock(this->lock); } -/** - * Implementation of backend_manager_t.destroy. - */ -static void destroy(private_backend_manager_t *this) +METHOD(backend_manager_t, destroy, void, + private_backend_manager_t *this) { this->backends->destroy(this->backends); this->lock->destroy(this->lock); @@ -424,20 +420,24 @@ static void destroy(private_backend_manager_t *this) /* * Described in header-file + */ backend_manager_t *backend_manager_create() { - private_backend_manager_t *this = malloc_thing(private_backend_manager_t); - - this->public.get_ike_cfg = (ike_cfg_t* (*)(backend_manager_t*, host_t*, host_t*))get_ike_cfg; - this->public.get_peer_cfg_by_name = (peer_cfg_t* (*)(backend_manager_t*,char*))get_peer_cfg_by_name; - this->public.create_peer_cfg_enumerator = (enumerator_t* (*)(backend_manager_t*,host_t*,host_t*,identification_t*,identification_t*))create_peer_cfg_enumerator; - this->public.add_backend = (void(*)(backend_manager_t*, backend_t *backend))add_backend; - this->public.remove_backend = (void(*)(backend_manager_t*, backend_t *backend))remove_backend; - this->public.destroy = (void (*)(backend_manager_t*))destroy; + private_backend_manager_t *this; - this->backends = linked_list_create(); - this->lock = rwlock_create(RWLOCK_TYPE_DEFAULT); + INIT(this, + .public = { + .get_ike_cfg = _get_ike_cfg, + .get_peer_cfg_by_name = _get_peer_cfg_by_name, + .create_peer_cfg_enumerator = _create_peer_cfg_enumerator, + .add_backend = _add_backend, + .remove_backend = _remove_backend, + .destroy = _destroy, + }, + .backends = linked_list_create(), + .lock = rwlock_create(RWLOCK_TYPE_DEFAULT), + ); return &this->public; } diff --git a/src/libcharon/config/child_cfg.c b/src/libcharon/config/child_cfg.c index 1cdfd5949..74949be3c 100644 --- a/src/libcharon/config/child_cfg.c +++ b/src/libcharon/config/child_cfg.c @@ -80,6 +80,11 @@ struct private_child_cfg_t { ipsec_mode_t mode; /** + * action to take to start CHILD_SA + */ + action_t start_action; + + /** * action to take on DPD */ action_t dpd_action; @@ -118,6 +123,12 @@ struct private_child_cfg_t { * Optional mark to install outbound CHILD_SA with */ mark_t mark_out; + + /** + * Traffic Flow Confidentiality padding, if enabled + */ + u_int32_t tfc; + /** * set up IPsec transport SA in MIPv6 proxy mode */ @@ -129,26 +140,20 @@ struct private_child_cfg_t { bool install_policy; }; -/** - * Implementation of child_cfg_t.get_name. - */ -static char *get_name(private_child_cfg_t *this) +METHOD(child_cfg_t, get_name, char*, + private_child_cfg_t *this) { return this->name; } -/** - * Implementation of child_cfg_t.add_proposal. - */ -static void add_proposal(private_child_cfg_t *this, proposal_t *proposal) +METHOD(child_cfg_t, add_proposal, void, + private_child_cfg_t *this, proposal_t *proposal) { this->proposals->insert_last(this->proposals, proposal); } -/** - * Implementation of child_cfg_t.get_proposals. - */ -static linked_list_t* get_proposals(private_child_cfg_t *this, bool strip_dh) +METHOD(child_cfg_t, get_proposals, linked_list_t*, + private_child_cfg_t *this, bool strip_dh) { enumerator_t *enumerator; proposal_t *current; @@ -169,12 +174,9 @@ static linked_list_t* get_proposals(private_child_cfg_t *this, bool strip_dh) return proposals; } -/** - * Implementation of child_cfg_t.select_proposal. - */ -static proposal_t* select_proposal(private_child_cfg_t*this, - linked_list_t *proposals, bool strip_dh, - bool private) +METHOD(child_cfg_t, select_proposal, proposal_t*, + private_child_cfg_t*this, linked_list_t *proposals, bool strip_dh, + bool private) { enumerator_t *stored_enum, *supplied_enum; proposal_t *stored, *supplied, *selected = NULL; @@ -219,11 +221,8 @@ static proposal_t* select_proposal(private_child_cfg_t*this, return selected; } -/** - * Implementation of child_cfg_t.add_traffic_selector. - */ -static void add_traffic_selector(private_child_cfg_t *this, bool local, - traffic_selector_t *ts) +METHOD(child_cfg_t, add_traffic_selector, void, + private_child_cfg_t *this, bool local, traffic_selector_t *ts) { if (local) { @@ -235,12 +234,8 @@ static void add_traffic_selector(private_child_cfg_t *this, bool local, } } -/** - * Implementation of child_cfg_t.get_traffic_selectors. - */ -static linked_list_t* get_traffic_selectors(private_child_cfg_t *this, bool local, - linked_list_t *supplied, - host_t *host) +METHOD(child_cfg_t, get_traffic_selectors, linked_list_t*, + private_child_cfg_t *this, bool local, linked_list_t *supplied, host_t *host) { enumerator_t *e1, *e2; traffic_selector_t *ts1, *ts2, *selected; @@ -346,18 +341,14 @@ static linked_list_t* get_traffic_selectors(private_child_cfg_t *this, bool loca return result; } -/** - * Implementation of child_cfg_t.get_updown. - */ -static char* get_updown(private_child_cfg_t *this) +METHOD(child_cfg_t, get_updown, char*, + private_child_cfg_t *this) { return this->updown; } -/** - * Implementation of child_cfg_t.get_hostaccess. - */ -static bool get_hostaccess(private_child_cfg_t *this) +METHOD(child_cfg_t, get_hostaccess, bool, + private_child_cfg_t *this) { return this->hostaccess; } @@ -378,10 +369,8 @@ static u_int64_t apply_jitter(u_int64_t rekey, u_int64_t jitter) } #define APPLY_JITTER(l) l.rekey = apply_jitter(l.rekey, l.jitter) -/** - * Implementation of child_cfg_t.get_lifetime. - */ -static lifetime_cfg_t *get_lifetime(private_child_cfg_t *this) +METHOD(child_cfg_t, get_lifetime, lifetime_cfg_t*, + private_child_cfg_t *this) { lifetime_cfg_t *lft = malloc_thing(lifetime_cfg_t); memcpy(lft, &this->lifetime, sizeof(lifetime_cfg_t)); @@ -391,34 +380,32 @@ static lifetime_cfg_t *get_lifetime(private_child_cfg_t *this) return lft; } -/** - * Implementation of child_cfg_t.get_mode. - */ -static ipsec_mode_t get_mode(private_child_cfg_t *this) +METHOD(child_cfg_t, get_mode, ipsec_mode_t, + private_child_cfg_t *this) { return this->mode; } -/** - * Implementation of child_cfg_t.get_dpd_action. - */ -static action_t get_dpd_action(private_child_cfg_t *this) +METHOD(child_cfg_t, get_start_action, action_t, + private_child_cfg_t *this) +{ + return this->start_action; +} + +METHOD(child_cfg_t, get_dpd_action, action_t, + private_child_cfg_t *this) { return this->dpd_action; } -/** - * Implementation of child_cfg_t.get_close_action. - */ -static action_t get_close_action(private_child_cfg_t *this) +METHOD(child_cfg_t, get_close_action, action_t, + private_child_cfg_t *this) { return this->close_action; } -/** - * Implementation of child_cfg_t.get_dh_group. - */ -static diffie_hellman_group_t get_dh_group(private_child_cfg_t *this) +METHOD(child_cfg_t, get_dh_group, diffie_hellman_group_t, + private_child_cfg_t *this) { enumerator_t *enumerator; proposal_t *proposal; @@ -436,77 +423,64 @@ static diffie_hellman_group_t get_dh_group(private_child_cfg_t *this) return dh_group; } -/** - * Implementation of child_cfg_t.use_ipcomp. - */ -static bool use_ipcomp(private_child_cfg_t *this) +METHOD(child_cfg_t, use_ipcomp, bool, + private_child_cfg_t *this) { return this->use_ipcomp; } -/** - * Implementation of child_cfg_t.get_inactivity. - */ -static u_int32_t get_inactivity(private_child_cfg_t *this) +METHOD(child_cfg_t, get_inactivity, u_int32_t, + private_child_cfg_t *this) { return this->inactivity; } -/** - * Implementation of child_cfg_t.get_reqid. - */ -static u_int32_t get_reqid(private_child_cfg_t *this) +METHOD(child_cfg_t, get_reqid, u_int32_t, + private_child_cfg_t *this) { return this->reqid; } -/** - * Implementation of child_cfg_t.get_mark. - */ -static mark_t get_mark(private_child_cfg_t *this, bool inbound) +METHOD(child_cfg_t, get_mark, mark_t, + private_child_cfg_t *this, bool inbound) { return inbound ? this->mark_in : this->mark_out; } -/** - * Implementation of child_cfg_t.set_mipv6_options. - */ -static void set_mipv6_options(private_child_cfg_t *this, bool proxy_mode, - bool install_policy) +METHOD(child_cfg_t, get_tfc, u_int32_t, + private_child_cfg_t *this) +{ + return this->tfc; +} + +METHOD(child_cfg_t, set_mipv6_options, void, + private_child_cfg_t *this, bool proxy_mode, bool install_policy) { this->proxy_mode = proxy_mode; this->install_policy = install_policy; } -/** - * Implementation of child_cfg_t.use_proxy_mode. - */ -static bool use_proxy_mode(private_child_cfg_t *this) +METHOD(child_cfg_t, use_proxy_mode, bool, + private_child_cfg_t *this) { return this->proxy_mode; } -/** - * Implementation of child_cfg_t.install_policy. - */ -static bool install_policy(private_child_cfg_t *this) +METHOD(child_cfg_t, install_policy, bool, + private_child_cfg_t *this) { return this->install_policy; } -/** - * Implementation of child_cfg_t.get_ref. - */ -static child_cfg_t* get_ref(private_child_cfg_t *this) +METHOD(child_cfg_t, get_ref, child_cfg_t*, + private_child_cfg_t *this) { ref_get(&this->refcount); return &this->public; } -/** - * Implements child_cfg_t.destroy. - */ -static void destroy(private_child_cfg_t *this) +METHOD(child_cfg_t, destroy, void, + private_child_cfg_t *this) { if (ref_put(&this->refcount)) { @@ -527,71 +501,67 @@ static void destroy(private_child_cfg_t *this) */ child_cfg_t *child_cfg_create(char *name, lifetime_cfg_t *lifetime, char *updown, bool hostaccess, - ipsec_mode_t mode, action_t dpd_action, - action_t close_action, bool ipcomp, - u_int32_t inactivity, u_int32_t reqid, - mark_t *mark_in, mark_t *mark_out) + ipsec_mode_t mode, action_t start_action, + action_t dpd_action, action_t close_action, + bool ipcomp, u_int32_t inactivity, u_int32_t reqid, + mark_t *mark_in, mark_t *mark_out, u_int32_t tfc) { - private_child_cfg_t *this = malloc_thing(private_child_cfg_t); - - this->public.get_name = (char* (*) (child_cfg_t*))get_name; - this->public.add_traffic_selector = (void (*)(child_cfg_t*,bool,traffic_selector_t*))add_traffic_selector; - this->public.get_traffic_selectors = (linked_list_t*(*)(child_cfg_t*,bool,linked_list_t*,host_t*))get_traffic_selectors; - this->public.add_proposal = (void (*) (child_cfg_t*,proposal_t*))add_proposal; - this->public.get_proposals = (linked_list_t* (*) (child_cfg_t*,bool))get_proposals; - this->public.select_proposal = (proposal_t* (*) (child_cfg_t*,linked_list_t*,bool,bool))select_proposal; - this->public.get_updown = (char* (*) (child_cfg_t*))get_updown; - this->public.get_hostaccess = (bool (*) (child_cfg_t*))get_hostaccess; - this->public.get_mode = (ipsec_mode_t (*) (child_cfg_t *))get_mode; - this->public.get_dpd_action = (action_t (*) (child_cfg_t *))get_dpd_action; - this->public.get_close_action = (action_t (*) (child_cfg_t *))get_close_action; - this->public.get_lifetime = (lifetime_cfg_t* (*) (child_cfg_t *))get_lifetime; - this->public.get_dh_group = (diffie_hellman_group_t(*)(child_cfg_t*)) get_dh_group; - this->public.set_mipv6_options = (void (*) (child_cfg_t*,bool,bool))set_mipv6_options; - this->public.use_ipcomp = (bool (*) (child_cfg_t *))use_ipcomp; - this->public.get_inactivity = (u_int32_t (*) (child_cfg_t *))get_inactivity; - this->public.get_reqid = (u_int32_t (*) (child_cfg_t *))get_reqid; - this->public.get_mark = (mark_t (*) (child_cfg_t *,bool))get_mark; - this->public.use_proxy_mode = (bool (*) (child_cfg_t *))use_proxy_mode; - this->public.install_policy = (bool (*) (child_cfg_t *))install_policy; - this->public.get_ref = (child_cfg_t* (*) (child_cfg_t*))get_ref; - this->public.destroy = (void (*) (child_cfg_t*))destroy; - - this->name = strdup(name); - this->updown = updown ? strdup(updown) : NULL; - this->hostaccess = hostaccess; - this->mode = mode; - this->dpd_action = dpd_action; - this->close_action = close_action; - this->use_ipcomp = ipcomp; - this->inactivity = inactivity; - this->reqid = reqid; + private_child_cfg_t *this; + + INIT(this, + .public = { + .get_name = _get_name, + .add_traffic_selector = _add_traffic_selector, + .get_traffic_selectors = _get_traffic_selectors, + .add_proposal = _add_proposal, + .get_proposals = _get_proposals, + .select_proposal = _select_proposal, + .get_updown = _get_updown, + .get_hostaccess = _get_hostaccess, + .get_mode = _get_mode, + .get_start_action = _get_start_action, + .get_dpd_action = _get_dpd_action, + .get_close_action = _get_close_action, + .get_lifetime = _get_lifetime, + .get_dh_group = _get_dh_group, + .set_mipv6_options = _set_mipv6_options, + .use_ipcomp = _use_ipcomp, + .get_inactivity = _get_inactivity, + .get_reqid = _get_reqid, + .get_mark = _get_mark, + .get_tfc = _get_tfc, + .use_proxy_mode = _use_proxy_mode, + .install_policy = _install_policy, + .get_ref = _get_ref, + .destroy = _destroy, + }, + .name = strdup(name), + .updown = strdupnull(updown), + .hostaccess = hostaccess, + .mode = mode, + .start_action = start_action, + .dpd_action = dpd_action, + .close_action = close_action, + .use_ipcomp = ipcomp, + .inactivity = inactivity, + .reqid = reqid, + .proxy_mode = FALSE, + .install_policy = TRUE, + .refcount = 1, + .proposals = linked_list_create(), + .my_ts = linked_list_create(), + .other_ts = linked_list_create(), + .tfc = tfc, + ); if (mark_in) { this->mark_in = *mark_in; } - else - { - this->mark_in.value = 0; - this->mark_in.mask = 0; - } if (mark_out) { this->mark_out = *mark_out; } - else - { - this->mark_out.value = 0; - this->mark_out.mask = 0; - } - - this->proxy_mode = FALSE; - this->install_policy = TRUE; - this->refcount = 1; - this->proposals = linked_list_create(); - this->my_ts = linked_list_create(); - this->other_ts = linked_list_create(); memcpy(&this->lifetime, lifetime, sizeof(lifetime_cfg_t)); return &this->public; diff --git a/src/libcharon/config/child_cfg.h b/src/libcharon/config/child_cfg.h index 1e6fe3fe9..175ced76c 100644 --- a/src/libcharon/config/child_cfg.h +++ b/src/libcharon/config/child_cfg.h @@ -32,14 +32,15 @@ typedef struct child_cfg_t child_cfg_t; #include <kernel/kernel_ipsec.h> /** - * Action to take when DPD detected/connection gets closed by peer. + * Action to take when connection is loaded, DPD is detected or + * connection gets closed by peer. */ enum action_t { /** No action */ ACTION_NONE, - /** Route config to reestablish on demand */ + /** Route config to establish or reestablish on demand */ ACTION_ROUTE, - /** Restart config immediately */ + /** Start or restart config immediately */ ACTION_RESTART, }; @@ -169,6 +170,13 @@ struct child_cfg_t { ipsec_mode_t (*get_mode) (child_cfg_t *this); /** + * Action to take to start CHILD_SA. + * + * @return start action + */ + action_t (*get_start_action) (child_cfg_t *this); + + /** * Action to take on DPD. * * @return DPD action @@ -220,6 +228,13 @@ struct child_cfg_t { mark_t (*get_mark)(child_cfg_t *this, bool inbound); /** + * Get the TFC padding value to use for CHILD_SA. + * + * @return TFC padding, 0 to disable, -1 for MTU + */ + u_int32_t (*get_tfc)(child_cfg_t *this); + + /** * Sets two options needed for Mobile IPv6 interoperability * * @param proxy_mode use IPsec transport proxy mode (default FALSE) @@ -276,6 +291,7 @@ struct child_cfg_t { * @param updown updown script to execute on up/down event * @param hostaccess TRUE to allow access to the local host * @param mode mode to propose for CHILD_SA, transport, tunnel or BEET + * @param start_action start action * @param dpd_action DPD action * @param close_action close action * @param ipcomp use IPComp, if peer supports it @@ -283,13 +299,14 @@ struct child_cfg_t { * @param reqid specific reqid to use for CHILD_SA, 0 for auto assign * @param mark_in optional inbound mark (can be NULL) * @param mark_out optional outbound mark (can be NULL) + * @param tfc TFC padding size, 0 to disable, -1 to pad to PMTU * @return child_cfg_t object */ child_cfg_t *child_cfg_create(char *name, lifetime_cfg_t *lifetime, char *updown, bool hostaccess, - ipsec_mode_t mode, action_t dpd_action, - action_t close_action, bool ipcomp, - u_int32_t inactivity, u_int32_t reqid, - mark_t *mark_in, mark_t *mark_out); + ipsec_mode_t mode, action_t start_action, + action_t dpd_action, action_t close_action, + bool ipcomp, u_int32_t inactivity, u_int32_t reqid, + mark_t *mark_in, mark_t *mark_out, u_int32_t tfc); #endif /** CHILD_CFG_H_ @}*/ diff --git a/src/libcharon/config/peer_cfg.c b/src/libcharon/config/peer_cfg.c index 9df14c9ae..6f0c87279 100644 --- a/src/libcharon/config/peer_cfg.c +++ b/src/libcharon/config/peer_cfg.c @@ -682,7 +682,7 @@ peer_cfg_t *peer_cfg_create(char *name, u_int ike_version, ike_cfg_t *ike_cfg, this->use_mobike = mobike; this->dpd = dpd; this->virtual_ip = virtual_ip; - this->pool = pool ? strdup(pool) : NULL; + this->pool = strdupnull(pool); this->local_auth = linked_list_create(); this->remote_auth = linked_list_create(); this->refcount = 1; diff --git a/src/libcharon/config/proposal.c b/src/libcharon/config/proposal.c index 5b8294599..86a59bc1b 100644 --- a/src/libcharon/config/proposal.c +++ b/src/libcharon/config/proposal.c @@ -560,6 +560,7 @@ static status_t add_string_algo(private_proposal_t *this, chunk_t alg) if (token == NULL) { + DBG1(DBG_CFG, "algorithm '%.*s' not recognized", alg.len, alg.ptr); return FAILED; } @@ -740,9 +741,10 @@ static void proposal_add_supported_ike(private_proposal_t *this) integrity_algorithm_t integrity; pseudo_random_function_t prf; diffie_hellman_group_t group; + const char *plugin_name; enumerator = lib->crypto->create_crypter_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &encryption)) + while (enumerator->enumerate(enumerator, &encryption, &plugin_name)) { switch (encryption) { @@ -777,7 +779,7 @@ static void proposal_add_supported_ike(private_proposal_t *this) enumerator->destroy(enumerator); enumerator = lib->crypto->create_signer_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &integrity)) + while (enumerator->enumerate(enumerator, &integrity, &plugin_name)) { switch (integrity) { @@ -796,7 +798,7 @@ static void proposal_add_supported_ike(private_proposal_t *this) enumerator->destroy(enumerator); enumerator = lib->crypto->create_prf_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &prf)) + while (enumerator->enumerate(enumerator, &prf, &plugin_name)) { switch (prf) { @@ -815,7 +817,7 @@ static void proposal_add_supported_ike(private_proposal_t *this) enumerator->destroy(enumerator); enumerator = lib->crypto->create_dh_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &group)) + while (enumerator->enumerate(enumerator, &group, &plugin_name)) { switch (group) { diff --git a/src/libcharon/daemon.c b/src/libcharon/daemon.c index 4b8e1fadd..4f2831e42 100644 --- a/src/libcharon/daemon.c +++ b/src/libcharon/daemon.c @@ -19,14 +19,14 @@ #include <stdio.h> #include <sys/types.h> #include <unistd.h> -#include <syslog.h> #include <time.h> -#include <errno.h> #ifdef CAPABILITIES -#ifdef HAVE_SYS_CAPABILITY_H -#include <sys/capability.h> -#endif /* HAVE_SYS_CAPABILITY_H */ +# ifdef HAVE_SYS_CAPABILITY_H +# include <sys/capability.h> +# elif defined(CAPABILITIES_NATIVE) +# include <linux/capability.h> +# endif /* CAPABILITIES_NATIVE */ #endif /* CAPABILITIES */ #include "daemon.h" @@ -34,10 +34,7 @@ #include <library.h> #include <config/proposal.h> #include <kernel/kernel_handler.h> - -#ifndef LOG_AUTHPRIV /* not defined on OpenSolaris */ -#define LOG_AUTHPRIV LOG_AUTH -#endif +#include <processing/jobs/start_action_job.h> typedef struct private_daemon_t private_daemon_t; @@ -62,7 +59,7 @@ struct private_daemon_t { cap_t caps; #endif /* CAPABILITIES_LIBCAP */ #ifdef CAPABILITIES_NATIVE - struct __user_cap_data_struct caps; + struct __user_cap_data_struct caps[2]; #endif /* CAPABILITIES_NATIVE */ }; @@ -147,9 +144,16 @@ METHOD(daemon_t, keep_cap, void, cap_set_flag(this->caps, CAP_PERMITTED, 1, &cap, CAP_SET); #endif /* CAPABILITIES_LIBCAP */ #ifdef CAPABILITIES_NATIVE - this->caps.effective |= 1 << cap; - this->caps.permitted |= 1 << cap; - this->caps.inheritable |= 1 << cap; + int i = 0; + + if (cap >= 32) + { + i++; + cap -= 32; + } + this->caps[i].effective |= 1 << cap; + this->caps[i].permitted |= 1 << cap; + this->caps[i].inheritable |= 1 << cap; #endif /* CAPABILITIES_NATIVE */ } @@ -164,9 +168,15 @@ METHOD(daemon_t, drop_capabilities, bool, #endif /* CAPABILITIES_LIBCAP */ #ifdef CAPABILITIES_NATIVE struct __user_cap_header_struct header = { - .version = _LINUX_CAPABILITY_VERSION, +#if defined(_LINUX_CAPABILITY_VERSION_3) + .version = _LINUX_CAPABILITY_VERSION_3, +#elif defined(_LINUX_CAPABILITY_VERSION_2) + .version = _LINUX_CAPABILITY_VERSION_2, +#else + .version = _LINUX_CAPABILITY_VERSION_1, +#endif }; - if (capset(&header, &this->caps) != 0) + if (capset(&header, this->caps) != 0) { return FALSE; } @@ -202,155 +212,9 @@ static void print_plugins() DBG1(DBG_DMN, "loaded plugins: %s", buf); } -/** - * Initialize logging - */ -static void initialize_loggers(private_daemon_t *this, bool use_stderr, - level_t levels[]) -{ - sys_logger_t *sys_logger; - file_logger_t *file_logger; - enumerator_t *enumerator; - char *facility, *filename; - int loggers_defined = 0; - debug_t group; - level_t def; - bool append, ike_name; - FILE *file; - - /* setup sysloggers */ - enumerator = lib->settings->create_section_enumerator(lib->settings, - "charon.syslog"); - while (enumerator->enumerate(enumerator, &facility)) - { - loggers_defined++; - - ike_name = lib->settings->get_bool(lib->settings, - "charon.syslog.%s.ike_name", FALSE, facility); - if (streq(facility, "daemon")) - { - sys_logger = sys_logger_create(LOG_DAEMON, ike_name); - } - else if (streq(facility, "auth")) - { - sys_logger = sys_logger_create(LOG_AUTHPRIV, ike_name); - } - else - { - continue; - } - def = lib->settings->get_int(lib->settings, - "charon.syslog.%s.default", 1, facility); - for (group = 0; group < DBG_MAX; group++) - { - sys_logger->set_level(sys_logger, group, - lib->settings->get_int(lib->settings, - "charon.syslog.%s.%N", def, - facility, debug_lower_names, group)); - } - this->public.sys_loggers->insert_last(this->public.sys_loggers, - sys_logger); - this->public.bus->add_listener(this->public.bus, &sys_logger->listener); - } - enumerator->destroy(enumerator); - - /* and file loggers */ - enumerator = lib->settings->create_section_enumerator(lib->settings, - "charon.filelog"); - while (enumerator->enumerate(enumerator, &filename)) - { - loggers_defined++; - if (streq(filename, "stderr")) - { - file = stderr; - } - else if (streq(filename, "stdout")) - { - file = stdout; - } - else - { - append = lib->settings->get_bool(lib->settings, - "charon.filelog.%s.append", TRUE, filename); - file = fopen(filename, append ? "a" : "w"); - if (file == NULL) - { - DBG1(DBG_DMN, "opening file %s for logging failed: %s", - filename, strerror(errno)); - continue; - } - if (lib->settings->get_bool(lib->settings, - "charon.filelog.%s.flush_line", FALSE, filename)) - { - setlinebuf(file); - } - } - file_logger = file_logger_create(file, - lib->settings->get_str(lib->settings, - "charon.filelog.%s.time_format", NULL, filename), - lib->settings->get_bool(lib->settings, - "charon.filelog.%s.ike_name", FALSE, filename)); - def = lib->settings->get_int(lib->settings, - "charon.filelog.%s.default", 1, filename); - for (group = 0; group < DBG_MAX; group++) - { - file_logger->set_level(file_logger, group, - lib->settings->get_int(lib->settings, - "charon.filelog.%s.%N", def, - filename, debug_lower_names, group)); - } - this->public.file_loggers->insert_last(this->public.file_loggers, - file_logger); - this->public.bus->add_listener(this->public.bus, &file_logger->listener); - - } - enumerator->destroy(enumerator); - - /* set up legacy style default loggers provided via command-line */ - if (!loggers_defined) - { - /* set up default stdout file_logger */ - file_logger = file_logger_create(stdout, NULL, FALSE); - this->public.bus->add_listener(this->public.bus, &file_logger->listener); - this->public.file_loggers->insert_last(this->public.file_loggers, - file_logger); - /* set up default daemon sys_logger */ - sys_logger = sys_logger_create(LOG_DAEMON, FALSE); - this->public.bus->add_listener(this->public.bus, &sys_logger->listener); - this->public.sys_loggers->insert_last(this->public.sys_loggers, - sys_logger); - for (group = 0; group < DBG_MAX; group++) - { - sys_logger->set_level(sys_logger, group, levels[group]); - if (use_stderr) - { - file_logger->set_level(file_logger, group, levels[group]); - } - } - - /* set up default auth sys_logger */ - sys_logger = sys_logger_create(LOG_AUTHPRIV, FALSE); - this->public.bus->add_listener(this->public.bus, &sys_logger->listener); - this->public.sys_loggers->insert_last(this->public.sys_loggers, - sys_logger); - sys_logger->set_level(sys_logger, DBG_ANY, LEVEL_AUDIT); - } -} - METHOD(daemon_t, initialize, bool, - private_daemon_t *this, bool syslog, level_t levels[]) + private_daemon_t *this) { - /* for uncritical pseudo random numbers */ - srandom(time(NULL) + getpid()); - - /* setup bus and it's listeners first to enable log output */ - this->public.bus = bus_create(); - /* set up hook to log dbg message in library via charons message bus */ - dbg_old = dbg; - dbg = dbg_bus; - - initialize_loggers(this, !syslog, levels); - DBG1(DBG_DMN, "Starting IKEv2 charon daemon (strongSwan "VERSION")"); if (lib->integrity) @@ -362,16 +226,6 @@ METHOD(daemon_t, initialize, bool, DBG1(DBG_DMN, "daemon 'charon': passed file integrity test"); } - /* load secrets, ca certificates and crls */ - this->public.controller = controller_create(); - this->public.eap = eap_manager_create(); - this->public.sim = sim_manager_create(); - this->public.tnccs = tnccs_manager_create(); - this->public.backends = backend_manager_create(); - this->public.socket = socket_manager_create(); - this->public.traps = trap_manager_create(); - this->kernel_handler = kernel_handler_create(); - /* load plugins, further infrastructure may need it */ if (!lib->plugins->load(lib->plugins, NULL, lib->settings->get_str(lib->settings, "charon.load", PLUGINS))) @@ -393,6 +247,9 @@ METHOD(daemon_t, initialize, bool, return FALSE; } + /* Queue start_action job */ + lib->processor->queue_job(lib->processor, (job_t*)start_action_job_create()); + #ifdef ME this->public.connect_manager = connect_manager_create(); if (this->public.connect_manager == NULL) @@ -418,10 +275,20 @@ private_daemon_t *daemon_create() .drop_capabilities = _drop_capabilities, .initialize = _initialize, .start = _start, + .bus = bus_create(), .file_loggers = linked_list_create(), .sys_loggers = linked_list_create(), }, ); + charon = &this->public; + this->public.controller = controller_create(); + this->public.eap = eap_manager_create(); + this->public.sim = sim_manager_create(); + this->public.tnccs = tnccs_manager_create(); + this->public.backends = backend_manager_create(); + this->public.socket = socket_manager_create(); + this->public.traps = trap_manager_create(); + this->kernel_handler = kernel_handler_create(); #ifdef CAPABILITIES #ifdef CAPABILITIES_LIBCAP @@ -442,7 +309,6 @@ private_daemon_t *daemon_create() */ void libcharon_deinit() { - destroy((private_daemon_t*)charon); charon = NULL; } @@ -455,7 +321,13 @@ bool libcharon_init() private_daemon_t *this; this = daemon_create(); - charon = &this->public; + + /* for uncritical pseudo random numbers */ + srandom(time(NULL) + getpid()); + + /* set up hook to log dbg message in library via charons message bus */ + dbg_old = dbg; + dbg = dbg_bus; lib->printf_hook->add_handler(lib->printf_hook, 'P', proposal_printf_hook, diff --git a/src/libcharon/daemon.h b/src/libcharon/daemon.h index c0c834b43..04f1fc249 100644 --- a/src/libcharon/daemon.h +++ b/src/libcharon/daemon.h @@ -149,7 +149,9 @@ typedef struct daemon_t daemon_t; #include <config/backend_manager.h> #include <sa/authenticators/eap/eap_manager.h> #include <sa/authenticators/eap/sim_manager.h> -#include <tnccs/tnccs_manager.h> +#include <tnc/imc/imc_manager.h> +#include <tnc/imv/imv_manager.h> +#include <tnc/tnccs/tnccs_manager.h> #ifdef ME #include <sa/connect_manager.h> @@ -237,6 +239,16 @@ struct daemon_t { sim_manager_t *sim; /** + * TNC IMC manager controlling Integrity Measurement Collectors + */ + imc_manager_t *imcs; + + /** + * TNC IMV manager controlling Integrity Measurement Verifiers + */ + imv_manager_t *imvs; + + /** * TNCCS manager to maintain registered TNCCS protocols */ tnccs_manager_t *tnccs; @@ -286,7 +298,7 @@ struct daemon_t { /** * Initialize the daemon. */ - bool (*initialize)(daemon_t *this, bool syslog, level_t levels[]); + bool (*initialize)(daemon_t *this); /** * Starts the daemon, i.e. spawns the threads of the thread pool. @@ -305,6 +317,9 @@ extern daemon_t *charon; /** * Initialize libcharon and create the "charon" instance of daemon_t. * + * This function initializes the bus, listeners can be registered before + * calling initialize(). + * * @return FALSE if integrity check failed */ bool libcharon_init(); diff --git a/src/libcharon/encoding/generator.c b/src/libcharon/encoding/generator.c index 224f76fce..ce3844361 100644 --- a/src/libcharon/encoding/generator.c +++ b/src/libcharon/encoding/generator.c @@ -41,6 +41,7 @@ #include <encoding/payloads/cp_payload.h> #include <encoding/payloads/configuration_attribute.h> #include <encoding/payloads/eap_payload.h> +#include <encoding/payloads/unknown_payload.h> /** * Generating is done in a data buffer. @@ -89,20 +90,10 @@ struct private_generator_t { */ void *data_struct; - /* - * Last payload length position offset in the buffer. - */ - u_int32_t last_payload_length_position_offset; - /** * Offset of the header length field in the buffer. */ - u_int32_t header_length_position_offset; - - /** - * Last SPI size. - */ - u_int8_t last_spi_size; + u_int32_t header_length_offset; /** * Attribute format of the last generated transform attribute. @@ -193,33 +184,6 @@ static void write_bytes_to_buffer(private_generator_t *this, void *bytes, } /** - * Writes a specific amount of byte into the buffer at a specific offset. - */ -static void write_bytes_to_buffer_at_offset(private_generator_t *this, - void *bytes, int number_of_bytes, u_int32_t offset) -{ - int i; - u_int8_t *read_position = (u_int8_t *)bytes; - u_int8_t *write_position; - u_int32_t free_space_after_offset = get_size(this) - offset; - - /* check first if enough space for new data is available */ - if (number_of_bytes > free_space_after_offset) - { - make_space_available(this, - (number_of_bytes - free_space_after_offset) * 8); - } - - write_position = this->buffer + offset; - for (i = 0; i < number_of_bytes; i++) - { - *write_position = *read_position; - read_position++; - write_position++; - } -} - -/** * Generates a U_INT-Field type and writes it to buffer. */ static void generate_u_int_type(private_generator_t *this, @@ -234,10 +198,13 @@ static void generate_u_int_type(private_generator_t *this, number_of_bits = 4; break; case TS_TYPE: + case RESERVED_BYTE: + case SPI_SIZE: case U_INT_8: number_of_bits = 8; break; case U_INT_16: + case PAYLOAD_LENGTH: case CONFIGURATION_ATTRIBUTE_LENGTH: number_of_bits = 16; break; @@ -301,6 +268,8 @@ static void generate_u_int_type(private_generator_t *this, break; } case TS_TYPE: + case RESERVED_BYTE: + case SPI_SIZE: case U_INT_8: { /* 8 bit values are written as they are */ @@ -338,6 +307,7 @@ static void generate_u_int_type(private_generator_t *this, } case U_INT_16: + case PAYLOAD_LENGTH: case CONFIGURATION_ATTRIBUTE_LENGTH: { u_int16_t val = htons(*((u_int16_t*)(this->data_struct + offset))); @@ -371,49 +341,6 @@ static void generate_u_int_type(private_generator_t *this, } /** - * Generate a reserved bit or byte - */ -static void generate_reserved_field(private_generator_t *this, int bits) -{ - /* only one bit or 8 bit fields are supported */ - if (bits != 1 && bits != 8) - { - DBG1(DBG_ENC, "reserved field of %d bits cannot be generated", bits); - return ; - } - make_space_available(this, bits); - - if (bits == 1) - { - u_int8_t reserved_bit = ~(1 << (7 - this->current_bit)); - - *(this->out_position) = *(this->out_position) & reserved_bit; - if (this->current_bit == 0) - { - /* memory must be zero */ - *(this->out_position) = 0x00; - } - this->current_bit++; - if (this->current_bit >= 8) - { - this->current_bit = this->current_bit % 8; - this->out_position++; - } - } - else - { - if (this->current_bit > 0) - { - DBG1(DBG_ENC, "reserved field cannot be written cause " - "alignement of current bit is %d", this->current_bit); - return; - } - *(this->out_position) = 0x00; - this->out_position++; - } -} - -/** * Generate a FLAG filed */ static void generate_flag(private_generator_t *this, u_int32_t offset) @@ -468,7 +395,7 @@ METHOD(generator_t, get_chunk, chunk_t, { chunk_t data; - *lenpos = (u_int32_t*)(this->buffer + this->header_length_position_offset); + *lenpos = (u_int32_t*)(this->buffer + this->header_length_offset); data = chunk_create(this->buffer, get_length(this)); DBG3(DBG_ENC, "generated data of this generator %B", &data); return data; @@ -484,8 +411,6 @@ METHOD(generator_t, generate_payload, void, this->data_struct = payload; payload_type = payload->get_type(payload); - /* spi size has to get reseted */ - this->last_spi_size = 0; offset_start = this->out_position - this->buffer; @@ -505,56 +430,25 @@ METHOD(generator_t, generate_payload, void, case U_INT_8: case U_INT_16: case U_INT_32: + case PAYLOAD_LENGTH: case IKE_SPI: + case RESERVED_BYTE: + case SPI_SIZE: case TS_TYPE: case ATTRIBUTE_TYPE: case CONFIGURATION_ATTRIBUTE_LENGTH: - { generate_u_int_type(this, rules[i].type, rules[i].offset); break; - } case RESERVED_BIT: - { - generate_reserved_field(this, 1); - break; - } - case RESERVED_BYTE: - { - generate_reserved_field(this, 8); - break; - } case FLAG: - { generate_flag(this, rules[i].offset); break; - } - case PAYLOAD_LENGTH: - { - this->last_payload_length_position_offset = get_offset(this); - generate_u_int_type(this, U_INT_16,rules[i].offset); - break; - } case HEADER_LENGTH: - { - this->header_length_position_offset = get_offset(this); - generate_u_int_type(this ,U_INT_32, rules[i].offset); - break; - } - case SPI_SIZE: - generate_u_int_type(this, U_INT_8, rules[i].offset); - this->last_spi_size = *((u_int8_t *)(this->data_struct + - rules[i].offset)); + this->header_length_offset = get_offset(this); + generate_u_int_type(this, U_INT_32, rules[i].offset); break; case ADDRESS: - { - generate_from_chunk(this, rules[i].offset); - break; - } case SPI: - { - generate_from_chunk(this, rules[i].offset); - break; - } case KEY_EXCHANGE_DATA: case NOTIFICATION_DATA: case NONCE_DATA: @@ -566,221 +460,52 @@ METHOD(generator_t, generate_payload, void, case CONFIGURATION_ATTRIBUTE_VALUE: case VID_DATA: case EAP_DATA: - { - u_int32_t payload_length_position_offset; - u_int16_t length_of_payload; - u_int16_t header_length = 0; - u_int16_t length_in_network_order; - - switch(rules[i].type) - { - case KEY_EXCHANGE_DATA: - header_length = KE_PAYLOAD_HEADER_LENGTH; - break; - case NOTIFICATION_DATA: - header_length = NOTIFY_PAYLOAD_HEADER_LENGTH + - this->last_spi_size; - break; - case NONCE_DATA: - header_length = NONCE_PAYLOAD_HEADER_LENGTH; - break; - case ID_DATA: - header_length = ID_PAYLOAD_HEADER_LENGTH; - break; - case AUTH_DATA: - header_length = AUTH_PAYLOAD_HEADER_LENGTH; - break; - case CERT_DATA: - header_length = CERT_PAYLOAD_HEADER_LENGTH; - break; - case CERTREQ_DATA: - header_length = CERTREQ_PAYLOAD_HEADER_LENGTH; - break; - case SPIS: - header_length = DELETE_PAYLOAD_HEADER_LENGTH; - break; - case VID_DATA: - header_length = VENDOR_ID_PAYLOAD_HEADER_LENGTH; - break; - case CONFIGURATION_ATTRIBUTE_VALUE: - header_length = CONFIGURATION_ATTRIBUTE_HEADER_LENGTH; - break; - case EAP_DATA: - header_length = EAP_PAYLOAD_HEADER_LENGTH; - break; - default: - break; - } + case ENCRYPTED_DATA: + case UNKNOWN_DATA: generate_from_chunk(this, rules[i].offset); - - payload_length_position_offset = - this->last_payload_length_position_offset; - - length_of_payload = header_length + - ((chunk_t *)(this->data_struct + rules[i].offset))->len; - - length_in_network_order = htons(length_of_payload); - write_bytes_to_buffer_at_offset(this, &length_in_network_order, - sizeof(u_int16_t), payload_length_position_offset); break; - } case PROPOSALS: - { - u_int32_t payload_length_position_offset = - this->last_payload_length_position_offset; - /* Length of SA_PAYLOAD is calculated */ - u_int16_t length_of_sa_payload = SA_PAYLOAD_HEADER_LENGTH; - u_int16_t int16_val; - linked_list_t *proposals = *((linked_list_t **) - (this->data_struct + rules[i].offset)); - iterator_t *iterator; - payload_t *current_proposal; - - iterator = proposals->create_iterator(proposals,TRUE); - while (iterator->iterate(iterator, (void**)¤t_proposal)) - { - u_int32_t before_generate_position_offset; - u_int32_t after_generate_position_offset; - - before_generate_position_offset = get_offset(this); - generate_payload(this, current_proposal); - after_generate_position_offset = get_offset(this); - length_of_sa_payload += (after_generate_position_offset - - before_generate_position_offset); - } - iterator->destroy(iterator); - - int16_val = htons(length_of_sa_payload); - write_bytes_to_buffer_at_offset(this, &int16_val, - sizeof(u_int16_t),payload_length_position_offset); - break; - } case TRANSFORMS: - { - u_int32_t payload_length_position_offset = - this->last_payload_length_position_offset; - u_int16_t length_of_proposal = - PROPOSAL_SUBSTRUCTURE_HEADER_LENGTH + this->last_spi_size; - u_int16_t int16_val; - linked_list_t *transforms = *((linked_list_t **) - (this->data_struct + rules[i].offset)); - iterator_t *iterator; - payload_t *current_transform; - - iterator = transforms->create_iterator(transforms,TRUE); - while (iterator->iterate(iterator, (void**)¤t_transform)) - { - u_int32_t before_generate_position_offset; - u_int32_t after_generate_position_offset; - - before_generate_position_offset = get_offset(this); - generate_payload(this, current_transform); - after_generate_position_offset = get_offset(this); - - length_of_proposal += (after_generate_position_offset - - before_generate_position_offset); - } - iterator->destroy(iterator); - - int16_val = htons(length_of_proposal); - write_bytes_to_buffer_at_offset(this, &int16_val, - sizeof(u_int16_t), payload_length_position_offset); - break; - } case TRANSFORM_ATTRIBUTES: - { - u_int32_t transform_length_position_offset = - this->last_payload_length_position_offset; - u_int16_t length_of_transform = - TRANSFORM_SUBSTRUCTURE_HEADER_LENGTH; - u_int16_t int16_val; - linked_list_t *transform_attributes =*((linked_list_t **) - (this->data_struct + rules[i].offset)); - iterator_t *iterator; - payload_t *current_attribute; - - iterator = transform_attributes->create_iterator( - transform_attributes, TRUE); - while (iterator->iterate(iterator, (void**)¤t_attribute)) - { - u_int32_t before_generate_position_offset; - u_int32_t after_generate_position_offset; - - before_generate_position_offset = get_offset(this); - generate_payload(this, current_attribute); - after_generate_position_offset = get_offset(this); - - length_of_transform += (after_generate_position_offset - - before_generate_position_offset); - } - - iterator->destroy(iterator); - - int16_val = htons(length_of_transform); - write_bytes_to_buffer_at_offset(this, &int16_val, - sizeof(u_int16_t),transform_length_position_offset); - break; - } case CONFIGURATION_ATTRIBUTES: + case TRAFFIC_SELECTORS: { - u_int32_t configurations_length_position_offset = - this->last_payload_length_position_offset; - u_int16_t length_of_configurations = CP_PAYLOAD_HEADER_LENGTH; - u_int16_t int16_val; - linked_list_t *configuration_attributes = *((linked_list_t **) - (this->data_struct + rules[i].offset)); - iterator_t *iterator; - payload_t *current_attribute; + linked_list_t *proposals; + enumerator_t *enumerator; + payload_t *proposal; - iterator = configuration_attributes->create_iterator( - configuration_attributes,TRUE); - while (iterator->iterate(iterator, (void**)¤t_attribute)) + proposals = *((linked_list_t **) + (this->data_struct + rules[i].offset)); + enumerator = proposals->create_enumerator(proposals); + while (enumerator->enumerate(enumerator, &proposal)) { - u_int32_t before_generate_position_offset; - u_int32_t after_generate_position_offset; - - before_generate_position_offset = get_offset(this); - generate_payload(this, current_attribute); - after_generate_position_offset = get_offset(this); - - length_of_configurations += after_generate_position_offset - - before_generate_position_offset; + generate_payload(this, proposal); } - - iterator->destroy(iterator); - - int16_val = htons(length_of_configurations); - write_bytes_to_buffer_at_offset(this, &int16_val, - sizeof(u_int16_t),configurations_length_position_offset); + enumerator->destroy(enumerator); break; } case ATTRIBUTE_FORMAT: - { generate_flag(this, rules[i].offset); /* Attribute format is a flag which is stored in context*/ this->attribute_format = *((bool *)(this->data_struct + rules[i].offset)); break; - } - case ATTRIBUTE_LENGTH_OR_VALUE: - { - if (this->attribute_format == FALSE) + if (this->attribute_format) { generate_u_int_type(this, U_INT_16, rules[i].offset); - /* this field hold the length of the attribute */ - this->attribute_length = - *((u_int16_t *)(this->data_struct + rules[i].offset)); } else { generate_u_int_type(this, U_INT_16, rules[i].offset); + /* this field hold the length of the attribute */ + this->attribute_length = + *((u_int16_t *)(this->data_struct + rules[i].offset)); } break; - } case ATTRIBUTE_VALUE: { - if (this->attribute_format == FALSE) + if (!this->attribute_format) { DBG2(DBG_ENC, "attribute value has not fixed size"); /* the attribute value is generated */ @@ -788,44 +513,6 @@ METHOD(generator_t, generate_payload, void, } break; } - case TRAFFIC_SELECTORS: - { - u_int32_t payload_length_position_offset = - this->last_payload_length_position_offset; - u_int16_t length_of_ts_payload = TS_PAYLOAD_HEADER_LENGTH; - u_int16_t int16_val; - linked_list_t *traffic_selectors = *((linked_list_t **) - (this->data_struct + rules[i].offset)); - iterator_t *iterator; - payload_t *current_tss; - - iterator = traffic_selectors->create_iterator( - traffic_selectors,TRUE); - while (iterator->iterate(iterator, (void **)¤t_tss)) - { - u_int32_t before_generate_position_offset; - u_int32_t after_generate_position_offset; - - before_generate_position_offset = get_offset(this); - generate_payload(this, current_tss); - after_generate_position_offset = get_offset(this); - - length_of_ts_payload += (after_generate_position_offset - - before_generate_position_offset); - } - iterator->destroy(iterator); - - int16_val = htons(length_of_ts_payload); - write_bytes_to_buffer_at_offset(this, &int16_val, - sizeof(u_int16_t),payload_length_position_offset); - break; - } - - case ENCRYPTED_DATA: - { - generate_from_chunk(this, rules[i].offset); - break; - } default: DBG1(DBG_ENC, "field type %N is not supported", encoding_type_names, rules[i].type); diff --git a/src/libcharon/encoding/message.c b/src/libcharon/encoding/message.c index d41ad4697..dbef340ab 100644 --- a/src/libcharon/encoding/message.c +++ b/src/libcharon/encoding/message.c @@ -131,6 +131,7 @@ static payload_rule_t ike_sa_init_r_rules[] = { {SECURITY_ASSOCIATION, 1, 1, FALSE, FALSE}, {KEY_EXCHANGE, 1, 1, FALSE, FALSE}, {NONCE, 1, 1, FALSE, FALSE}, + {CERTIFICATE_REQUEST, 1, 1, FALSE, FALSE}, {VENDOR_ID, 0, 10, FALSE, FALSE}, }; @@ -490,6 +491,21 @@ struct private_message_t { bool is_request; /** + * Higher version supported? + */ + bool version_flag; + + /** + * Reserved bits in IKE header + */ + bool reserved[5]; + + /** + * Sorting of message disabled? + */ + bool sort_disabled; + + /** * Message ID of this message. */ u_int32_t message_id; @@ -647,18 +663,35 @@ METHOD(message_t, get_request, bool, return this->is_request; } -/** - * Is this message in an encoded form? - */ -static bool is_encoded(private_message_t *this) +METHOD(message_t, set_version_flag, void, + private_message_t *this) { - chunk_t data = this->packet->get_data(this->packet); + this->version_flag = TRUE; +} - if (data.ptr == NULL) +METHOD(message_t, get_reserved_header_bit, bool, + private_message_t *this, u_int nr) +{ + if (nr < countof(this->reserved)) { - return FALSE; + return this->reserved[nr]; } - return TRUE; + return FALSE; +} + +METHOD(message_t, set_reserved_header_bit, void, + private_message_t *this, u_int nr) +{ + if (nr < countof(this->reserved)) + { + this->reserved[nr] = TRUE; + } +} + +METHOD(message_t, is_encoded, bool, + private_message_t *this) +{ + return this->packet->get_data(this->packet).ptr != NULL; } METHOD(message_t, add_payload, void, @@ -732,6 +765,12 @@ METHOD(message_t, create_payload_enumerator, enumerator_t*, return this->payloads->create_enumerator(this->payloads); } +METHOD(message_t, remove_payload_at, void, + private_message_t *this, enumerator_t *enumerator) +{ + this->payloads->remove_at(this->payloads, enumerator); +} + METHOD(message_t, get_payload, payload_t*, private_message_t *this, payload_type_t type) { @@ -1001,6 +1040,12 @@ static encryption_payload_t* wrap_payloads(private_message_t *this) return encryption; } +METHOD(message_t, disable_sort, void, + private_message_t *this) +{ + this->sort_disabled = TRUE; +} + METHOD(message_t, generate, status_t, private_message_t *this, aead_t *aead, packet_t **packet) { @@ -1012,12 +1057,8 @@ METHOD(message_t, generate, status_t, chunk_t chunk; char str[256]; u_int32_t *lenpos; - - if (is_encoded(this)) - { /* already generated, return a new packet clone */ - *packet = this->packet->clone(this->packet); - return SUCCESS; - } + bool *reserved; + int i; if (this->exchange_type == EXCHANGE_TYPE_UNDEFINED) { @@ -1039,7 +1080,10 @@ METHOD(message_t, generate, status_t, return NOT_SUPPORTED; } - order_payloads(this); + if (!this->sort_disabled) + { + order_payloads(this); + } DBG1(DBG_ENC, "generating %s", get_string(this, str, sizeof(str))); @@ -1053,9 +1097,12 @@ METHOD(message_t, generate, status_t, } ike_header = ike_header_create(); + ike_header->set_maj_version(ike_header, this->major_version); + ike_header->set_min_version(ike_header, this->minor_version); ike_header->set_exchange_type(ike_header, this->exchange_type); ike_header->set_message_id(ike_header, this->message_id); ike_header->set_response_flag(ike_header, !this->is_request); + ike_header->set_version_flag(ike_header, this->version_flag); ike_header->set_initiator_flag(ike_header, this->ike_sa_id->is_initiator(this->ike_sa_id)); ike_header->set_initiator_spi(ike_header, @@ -1063,6 +1110,16 @@ METHOD(message_t, generate, status_t, ike_header->set_responder_spi(ike_header, this->ike_sa_id->get_responder_spi(this->ike_sa_id)); + for (i = 0; i < countof(this->reserved); i++) + { + reserved = payload_get_field(&ike_header->payload_interface, + RESERVED_BIT, i); + if (reserved) + { + *reserved = this->reserved[i]; + } + } + generator = generator_create(); /* generate all payloads with proper next type */ @@ -1131,6 +1188,8 @@ METHOD(message_t, parse_header, status_t, { ike_header_t *ike_header; status_t status; + bool *reserved; + int i; DBG2(DBG_ENC, "parsing header of message"); @@ -1165,7 +1224,15 @@ METHOD(message_t, parse_header, status_t, this->minor_version = ike_header->get_min_version(ike_header); this->first_payload = ike_header->payload_interface.get_next_type( &ike_header->payload_interface); - + for (i = 0; i < countof(this->reserved); i++) + { + reserved = payload_get_field(&ike_header->payload_interface, + RESERVED_BIT, i); + if (reserved) + { + this->reserved[i] = *reserved; + } + } DBG2(DBG_ENC, "parsed a %N %s", exchange_type_names, this->exchange_type, this->is_request ? "request" : "response"); @@ -1182,6 +1249,31 @@ METHOD(message_t, parse_header, status_t, } /** + * Check if a payload is for a mediation extension connectivity check + */ +static bool is_connectivity_check(private_message_t *this, payload_t *payload) +{ +#ifdef ME + if (this->exchange_type == INFORMATIONAL && + payload->get_type(payload) == NOTIFY) + { + notify_payload_t *notify = (notify_payload_t*)payload; + + switch (notify->get_notify_type(notify)) + { + case ME_CONNECTID: + case ME_ENDPOINT: + case ME_CONNECTAUTH: + return TRUE; + default: + break; + } + } +#endif /* !ME */ + return FALSE; +} + +/** * Decrypt payload from the encryption payload */ static status_t decrypt_payloads(private_message_t *this, aead_t *aead) @@ -1252,14 +1344,15 @@ static status_t decrypt_payloads(private_message_t *this, aead_t *aead) } encryption->destroy(encryption); } - if (type != UNKNOWN_PAYLOAD && !was_encrypted) + if (payload_is_known(type) && !was_encrypted && + !is_connectivity_check(this, payload)) { rule = get_payload_rule(this, type); if (!rule || rule->encrypted) { DBG1(DBG_ENC, "payload type %N was not encrypted", payload_type_names, type); - status = VERIFY_ERROR; + status = FAILED; break; } } @@ -1274,6 +1367,7 @@ static status_t decrypt_payloads(private_message_t *this, aead_t *aead) */ static status_t verify(private_message_t *this) { + bool complete = FALSE; int i; DBG2(DBG_ENC, "verifying message structure"); @@ -1291,22 +1385,9 @@ static status_t verify(private_message_t *this) while (enumerator->enumerate(enumerator, &payload)) { payload_type_t type; - unknown_payload_t *unknown; type = payload->get_type(payload); - if (type == UNKNOWN_PAYLOAD) - { - /* unknown payloads are ignored if they are not critical */ - unknown = (unknown_payload_t*)payload; - if (unknown->is_critical(unknown)) - { - DBG1(DBG_ENC, "%N is not supported, but its critical!", - payload_type_names, type); - enumerator->destroy(enumerator); - return NOT_SUPPORTED; - } - } - else if (type == rule->type) + if (type == rule->type) { found++; DBG2(DBG_ENC, "found payload of type %N", @@ -1323,15 +1404,15 @@ static status_t verify(private_message_t *this) } enumerator->destroy(enumerator); - if (found < rule->min_occurence) + if (!complete && found < rule->min_occurence) { DBG1(DBG_ENC, "payload of type %N not occured %d times (%d)", payload_type_names, rule->type, rule->min_occurence, found); return VERIFY_ERROR; } - if (rule->sufficient) + if (found && rule->sufficient) { - return SUCCESS; + complete = TRUE; } } return SUCCESS; @@ -1360,7 +1441,7 @@ METHOD(message_t, parse_body, status_t, { DBG1(DBG_ENC, "payload type %N could not be parsed", payload_type_names, type); - return PARSE_ERROR; + return this->exchange_type == IKE_SA_INIT ? PARSE_ERROR : FAILED; } DBG2(DBG_ENC, "verifying payload of type %N", payload_type_names, type); @@ -1370,7 +1451,7 @@ METHOD(message_t, parse_body, status_t, DBG1(DBG_ENC, "%N payload verification failed", payload_type_names, type); payload->destroy(payload); - return VERIFY_ERROR; + return this->exchange_type == IKE_SA_INIT ? VERIFY_ERROR : FAILED; } DBG2(DBG_ENC, "%N payload verified. Adding to payload list", @@ -1388,14 +1469,11 @@ METHOD(message_t, parse_body, status_t, type = payload->get_next_type(payload); } - if (type == ENCRYPTED) + status = decrypt_payloads(this, aead); + if (status != SUCCESS) { - status = decrypt_payloads(this, aead); - if (status != SUCCESS) - { - DBG1(DBG_ENC, "could not decrypt payloads"); - return status; - } + DBG1(DBG_ENC, "could not decrypt payloads"); + return status; } status = verify(this); @@ -1443,14 +1521,20 @@ message_t *message_create_from_packet(packet_t *packet) .get_first_payload_type = _get_first_payload_type, .set_request = _set_request, .get_request = _get_request, + .set_version_flag = _set_version_flag, + .get_reserved_header_bit = _get_reserved_header_bit, + .set_reserved_header_bit = _set_reserved_header_bit, .add_payload = _add_payload, .add_notify = _add_notify, + .disable_sort = _disable_sort, .generate = _generate, + .is_encoded = _is_encoded, .set_source = _set_source, .get_source = _get_source, .set_destination = _set_destination, .get_destination = _get_destination, .create_payload_enumerator = _create_payload_enumerator, + .remove_payload_at = _remove_payload_at, .get_payload = _get_payload, .get_notify = _get_notify, .parse_header = _parse_header, @@ -1459,6 +1543,8 @@ message_t *message_create_from_packet(packet_t *packet) .get_packet_data = _get_packet_data, .destroy = _destroy, }, + .major_version = IKE_MAJOR_VERSION, + .minor_version = IKE_MINOR_VERSION, .exchange_type = EXCHANGE_TYPE_UNDEFINED, .is_request = TRUE, .first_payload = NO_PAYLOAD, diff --git a/src/libcharon/encoding/message.h b/src/libcharon/encoding/message.h index 8c1cbcd09..51197308c 100644 --- a/src/libcharon/encoding/message.h +++ b/src/libcharon/encoding/message.h @@ -154,6 +154,26 @@ struct message_t { bool (*get_request) (message_t *this); /** + * Set the version flag in the IKE header. + */ + void (*set_version_flag)(message_t *this); + + /** + * Get a reserved bit in the IKE header. + * + * @param nr reserved bit to get in IKE header, 0-4 + * @return TRUE if bit is set + */ + bool (*get_reserved_header_bit)(message_t *this, u_int nr); + + /** + * Set a reserved bit in the IKE header. + * + * @param nr reserved bit to set in IKE header, 0-4 + */ + void (*set_reserved_header_bit)(message_t *this, u_int nr); + + /** * Append a payload to the message. * * If the payload must be encrypted is not specified here. Encryption @@ -181,6 +201,11 @@ struct message_t { chunk_t data); /** + * Disable automatic payload sorting for this message. + */ + void (*disable_sort)(message_t *this); + + /** * Parses header of message. * * Begins parisng of a message created via message_create_from_packet(). @@ -206,8 +231,6 @@ struct message_t { * @param aead aead transform to verify/decrypt message * @return * - SUCCESS if parsing successful - * - NOT_SUPPORTED if ciritcal unknown payloads found - * - NOT_SUPPORTED if message type is not supported! * - PARSE_ERROR if message parsing failed * - VERIFY_ERROR if message verification failed (bad syntax) * - FAILED if integrity check failed @@ -235,6 +258,13 @@ struct message_t { status_t (*generate) (message_t *this, aead_t *aead, packet_t **packet); /** + * Check if the message has already been encoded using generate(). + * + * @return TRUE if message has been encoded + */ + bool (*is_encoded)(message_t *this); + + /** * Gets the source host informations. * * @warning Returned host_t object is not getting cloned, @@ -282,6 +312,13 @@ struct message_t { enumerator_t * (*create_payload_enumerator) (message_t *this); /** + * Remove the payload at the current enumerator position. + * + * @param enumerator enumerator created by create_payload_enumerator() + */ + void (*remove_payload_at)(message_t *this, enumerator_t *enumerator); + + /** * Find a payload of a specific type. * * Returns the first occurance. diff --git a/src/libcharon/encoding/parser.c b/src/libcharon/encoding/parser.c index 9aa34b1bc..32cefb9e7 100644 --- a/src/libcharon/encoding/parser.c +++ b/src/libcharon/encoding/parser.c @@ -387,12 +387,6 @@ static status_t parse_payload(private_parser_t *this, DBG3(DBG_ENC, "parsing payload from %b", this->byte_pos, this->input_roof - this->byte_pos); - if (pld->get_type(pld) == UNKNOWN_PAYLOAD) - { - DBG1(DBG_ENC, " payload type %d is unknown, handling as %N", - payload_type, payload_type_names, UNKNOWN_PAYLOAD); - } - /* base pointer for output, avoids casting in every rule */ output = pld; @@ -415,6 +409,7 @@ static status_t parse_payload(private_parser_t *this, break; } case U_INT_8: + case RESERVED_BYTE: { if (!parse_uint8(this, rule_number, output + rule->offset)) { @@ -433,6 +428,7 @@ static status_t parse_payload(private_parser_t *this, break; } case U_INT_32: + case HEADER_LENGTH: { if (!parse_uint32(this, rule_number, output + rule->offset)) { @@ -451,23 +447,6 @@ static status_t parse_payload(private_parser_t *this, break; } case RESERVED_BIT: - { - if (!parse_bit(this, rule_number, NULL)) - { - pld->destroy(pld); - return PARSE_ERROR; - } - break; - } - case RESERVED_BYTE: - { - if (!parse_uint8(this, rule_number, NULL)) - { - pld->destroy(pld); - return PARSE_ERROR; - } - break; - } case FLAG: { if (!parse_bit(this, rule_number, output + rule->offset)) @@ -493,15 +472,6 @@ static status_t parse_payload(private_parser_t *this, } break; } - case HEADER_LENGTH: - { - if (!parse_uint32(this, rule_number, output + rule->offset)) - { - pld->destroy(pld); - return PARSE_ERROR; - } - break; - } case SPI_SIZE: { if (!parse_uint8(this, rule_number, output + rule->offset)) diff --git a/src/libcharon/encoding/payloads/auth_payload.c b/src/libcharon/encoding/payloads/auth_payload.c index d31208abb..cb44a997c 100644 --- a/src/libcharon/encoding/payloads/auth_payload.c +++ b/src/libcharon/encoding/payloads/auth_payload.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -18,7 +19,6 @@ #include <encoding/payloads/encodings.h> - typedef struct private_auth_payload_t private_auth_payload_t; /** @@ -43,6 +43,16 @@ struct private_auth_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved_bit[7]; + + /** + * Reserved bytes + */ + u_int8_t reserved_byte[3]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -66,27 +76,27 @@ struct private_auth_payload_t { */ encoding_rule_t auth_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_auth_payload_t, next_payload) }, + { U_INT_8, offsetof(private_auth_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_auth_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_auth_payload_t, critical) }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_auth_payload_t, reserved_bit[0]) }, + { RESERVED_BIT, offsetof(private_auth_payload_t, reserved_bit[1]) }, + { RESERVED_BIT, offsetof(private_auth_payload_t, reserved_bit[2]) }, + { RESERVED_BIT, offsetof(private_auth_payload_t, reserved_bit[3]) }, + { RESERVED_BIT, offsetof(private_auth_payload_t, reserved_bit[4]) }, + { RESERVED_BIT, offsetof(private_auth_payload_t, reserved_bit[5]) }, + { RESERVED_BIT, offsetof(private_auth_payload_t, reserved_bit[6]) }, /* Length of the whole payload*/ - { PAYLOAD_LENGTH, offsetof(private_auth_payload_t, payload_length)}, + { PAYLOAD_LENGTH, offsetof(private_auth_payload_t, payload_length) }, /* 1 Byte AUTH type*/ - { U_INT_8, offsetof(private_auth_payload_t, auth_method) }, + { U_INT_8, offsetof(private_auth_payload_t, auth_method) }, /* 3 reserved bytes */ - { RESERVED_BYTE, 0 }, - { RESERVED_BYTE, 0 }, - { RESERVED_BYTE, 0 }, + { RESERVED_BYTE, offsetof(private_auth_payload_t, reserved_byte[0]) }, + { RESERVED_BYTE, offsetof(private_auth_payload_t, reserved_byte[1]) }, + { RESERVED_BYTE, offsetof(private_auth_payload_t, reserved_byte[2]) }, /* some auth data bytes, length is defined in PAYLOAD_LENGTH */ - { AUTH_DATA, offsetof(private_auth_payload_t, auth_data) } + { AUTH_DATA, offsetof(private_auth_payload_t, auth_data) } }; /* @@ -103,125 +113,73 @@ encoding_rule_t auth_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_auth_payload_t *this) +METHOD(payload_t, verify, status_t, + private_auth_payload_t *this) { - if (this->auth_method == 0 || - (this->auth_method >= 4 && this->auth_method <= 8) || - (this->auth_method >= 12 && this->auth_method <= 200)) - { - /* reserved IDs */ - return FAILED; - } return SUCCESS; } -/** - * Implementation of auth_payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_auth_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_auth_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = auth_payload_encodings; - *rule_count = sizeof(auth_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(auth_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_auth_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_auth_payload_t *this) { return AUTHENTICATION; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_auth_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_auth_payload_t *this) { - return (this->next_payload); + return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_auth_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_auth_payload_t *this, payload_type_t type) { this->next_payload = type; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_auth_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_auth_payload_t *this) { return this->payload_length; } -/** - * Implementation of auth_payload_t.set_auth_method. - */ -static void set_auth_method (private_auth_payload_t *this, auth_method_t method) +METHOD(auth_payload_t, set_auth_method, void, + private_auth_payload_t *this, auth_method_t method) { this->auth_method = method; } -/** - * Implementation of auth_payload_t.get_auth_method. - */ -static auth_method_t get_auth_method (private_auth_payload_t *this) +METHOD(auth_payload_t, get_auth_method, auth_method_t, + private_auth_payload_t *this) { - return (this->auth_method); + return this->auth_method; } -/** - * Implementation of auth_payload_t.set_data. - */ -static void set_data (private_auth_payload_t *this, chunk_t data) +METHOD(auth_payload_t, set_data, void, + private_auth_payload_t *this, chunk_t data) { - if (this->auth_data.ptr != NULL) - { - chunk_free(&(this->auth_data)); - } - this->auth_data.ptr = clalloc(data.ptr,data.len); - this->auth_data.len = data.len; + free(this->auth_data.ptr); + this->auth_data = chunk_clone(data); this->payload_length = AUTH_PAYLOAD_HEADER_LENGTH + this->auth_data.len; } -/** - * Implementation of auth_payload_t.get_data. - */ -static chunk_t get_data (private_auth_payload_t *this) +METHOD(auth_payload_t, get_data, chunk_t, + private_auth_payload_t *this) { - return (this->auth_data); + return this->auth_data; } -/** - * Implementation of auth_payload_t.get_data_clone. - */ -static chunk_t get_data_clone (private_auth_payload_t *this) +METHOD2(payload_t, auth_payload_t, destroy, void, + private_auth_payload_t *this) { - chunk_t cloned_data; - if (this->auth_data.ptr == NULL) - { - return (this->auth_data); - } - cloned_data.ptr = clalloc(this->auth_data.ptr,this->auth_data.len); - cloned_data.len = this->auth_data.len; - return cloned_data; -} - -/** - * Implementation of payload_t.destroy and auth_payload_t.destroy. - */ -static void destroy(private_auth_payload_t *this) -{ - if (this->auth_data.ptr != NULL) - { - chunk_free(&(this->auth_data)); - } - + free(this->auth_data.ptr); free(this); } @@ -230,30 +188,27 @@ static void destroy(private_auth_payload_t *this) */ auth_payload_t *auth_payload_create() { - private_auth_payload_t *this = malloc_thing(private_auth_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.destroy = (void (*) (auth_payload_t *)) destroy; - this->public.set_auth_method = (void (*) (auth_payload_t *,auth_method_t)) set_auth_method; - this->public.get_auth_method = (auth_method_t (*) (auth_payload_t *)) get_auth_method; - this->public.set_data = (void (*) (auth_payload_t *,chunk_t)) set_data; - this->public.get_data_clone = (chunk_t (*) (auth_payload_t *)) get_data_clone; - this->public.get_data = (chunk_t (*) (auth_payload_t *)) get_data; - - /* private variables */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length =AUTH_PAYLOAD_HEADER_LENGTH; - this->auth_data = chunk_empty; - - return (&(this->public)); + private_auth_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .set_auth_method = _set_auth_method, + .get_auth_method = _get_auth_method, + .set_data = _set_data, + .get_data = _get_data, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = AUTH_PAYLOAD_HEADER_LENGTH, + ); + return &this->public; } diff --git a/src/libcharon/encoding/payloads/auth_payload.h b/src/libcharon/encoding/payloads/auth_payload.h index 37ee149db..e4c4e6ae3 100644 --- a/src/libcharon/encoding/payloads/auth_payload.h +++ b/src/libcharon/encoding/payloads/auth_payload.h @@ -62,29 +62,31 @@ struct auth_payload_t { /** * Set the AUTH data. * - * Data gets cloned. - * - * @param data AUTH data as chunk_t + * @param data AUTH data as chunk_t, gets cloned */ void (*set_data) (auth_payload_t *this, chunk_t data); /** * Get the AUTH data. * - * Returned data are a copy of the internal one. - * - * @return AUTH data as chunk_t + * @return AUTH data as chunk_t, internal data */ - chunk_t (*get_data_clone) (auth_payload_t *this); + chunk_t (*get_data) (auth_payload_t *this); /** - * Get the AUTH data. + * Get the value of a reserved bit. * - * Returned data are NOT copied + * @param nr number of the reserved bit, 0-6 + * @return TRUE if bit was set, FALSE to clear + */ + bool (*get_reserved_bit)(auth_payload_t *this, u_int nr); + + /** + * Set one of the reserved bits. * - * @return AUTH data as chunk_t + * @param nr number of the reserved bit, 0-6 */ - chunk_t (*get_data) (auth_payload_t *this); + void (*set_reserved_bit)(auth_payload_t *this, u_int nr); /** * Destroys an auth_payload_t object. diff --git a/src/libcharon/encoding/payloads/cert_payload.c b/src/libcharon/encoding/payloads/cert_payload.c index 80239f654..c42cec680 100644 --- a/src/libcharon/encoding/payloads/cert_payload.c +++ b/src/libcharon/encoding/payloads/cert_payload.c @@ -1,6 +1,7 @@ /* * Copyright (C) 2008 Tobias Brunner - * Copyright (C) 2005-2007 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -43,9 +44,9 @@ typedef struct private_cert_payload_t private_cert_payload_t; /** * Private data of an cert_payload_t object. - * */ struct private_cert_payload_t { + /** * Public cert_payload_t interface. */ @@ -62,6 +63,11 @@ struct private_cert_payload_t { bool critical; /** + * reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -91,23 +97,23 @@ struct private_cert_payload_t { */ encoding_rule_t cert_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_cert_payload_t, next_payload) }, + { U_INT_8, offsetof(private_cert_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_cert_payload_t, critical) }, + { FLAG, offsetof(private_cert_payload_t, critical) }, /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { RESERVED_BIT, offsetof(private_cert_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_cert_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_cert_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_cert_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_cert_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_cert_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_cert_payload_t, reserved[6]) }, /* Length of the whole payload*/ { PAYLOAD_LENGTH, offsetof(private_cert_payload_t, payload_length)}, /* 1 Byte CERT type*/ { U_INT_8, offsetof(private_cert_payload_t, encoding) }, /* some cert data bytes, length is defined in PAYLOAD_LENGTH */ - { CERT_DATA, offsetof(private_cert_payload_t, data) } + { CERT_DATA, offsetof(private_cert_payload_t, data) } }; /* @@ -123,25 +129,23 @@ encoding_rule_t cert_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_cert_payload_t *this) +METHOD(payload_t, verify, status_t, + private_cert_payload_t *this) { if (this->encoding == ENC_X509_HASH_AND_URL || this->encoding == ENC_X509_HASH_AND_URL_BUNDLE) { + int i; + /* coarse verification of "Hash and URL" encoded certificates */ if (this->data.len <= 20) { DBG1(DBG_ENC, "invalid payload length for hash-and-url (%d), ignore", - this->data.len); + this->data.len); this->invalid_hash_and_url = TRUE; return SUCCESS; } - - int i = 20; /* skipping the hash */ - for (; i < this->data.len; ++i) + for (i = 20; i < this->data.len; ++i) { if (this->data.ptr[i] == '\0') { @@ -151,94 +155,81 @@ static status_t verify(private_cert_payload_t *this) else if (!isprint(this->data.ptr[i])) { DBG1(DBG_ENC, "non printable characters in url of hash-and-url" - " encoded certificate payload, ignore"); + " encoded certificate payload, ignore"); this->invalid_hash_and_url = TRUE; return SUCCESS; } } - /* URL is not null terminated, correct that */ - chunk_t data = chunk_alloc(this->data.len + 1); - memcpy(data.ptr, this->data.ptr, this->data.len); - data.ptr[this->data.len] = '\0'; - chunk_free(&this->data); - this->data = data; + this->data = chunk_cat("mc", this->data, chunk_from_chars(0)); } return SUCCESS; } -/** - * Implementation of cert_payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_cert_payload_t *this, - encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_cert_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = cert_payload_encodings; - *rule_count = sizeof(cert_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(cert_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_cert_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_cert_payload_t *this) { return CERTIFICATE; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_cert_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_cert_payload_t *this) { return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_cert_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_cert_payload_t *this, payload_type_t type) { this->next_payload = type; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_cert_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_cert_payload_t *this) { return this->payload_length; } -/** - * Implementation of cert_payload_t.get_cert_encoding. - */ -static cert_encoding_t get_cert_encoding(private_cert_payload_t *this) +METHOD(cert_payload_t, get_cert_encoding, cert_encoding_t, + private_cert_payload_t *this) { return this->encoding; } -/** - * Implementation of cert_payload_t.get_cert. - */ -static certificate_t *get_cert(private_cert_payload_t *this) +METHOD(cert_payload_t, get_cert, certificate_t*, + private_cert_payload_t *this) { - if (this->encoding != ENC_X509_SIGNATURE) + int type; + + switch (this->encoding) { - return NULL; + case ENC_X509_SIGNATURE: + type = CERT_X509; + break; + case ENC_CRL: + type = CERT_X509_CRL; + break; + default: + return NULL; } - return lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509, - BUILD_BLOB_ASN1_DER, this->data, - BUILD_END); + return lib->creds->create(lib->creds, CRED_CERTIFICATE, type, + BUILD_BLOB_ASN1_DER, this->data, BUILD_END); } -/** - * Implementation of cert_payload_t.get_hash. - */ -static chunk_t get_hash(private_cert_payload_t *this) +METHOD(cert_payload_t, get_hash, chunk_t, + private_cert_payload_t *this) { chunk_t hash = chunk_empty; + if ((this->encoding != ENC_X509_HASH_AND_URL && - this->encoding != ENC_X509_HASH_AND_URL_BUNDLE) || + this->encoding != ENC_X509_HASH_AND_URL_BUNDLE) || this->invalid_hash_and_url) { return hash; @@ -248,13 +239,11 @@ static chunk_t get_hash(private_cert_payload_t *this) return hash; } -/** - * Implementation of cert_payload_t.get_url. - */ -static char *get_url(private_cert_payload_t *this) +METHOD(cert_payload_t, get_url, char*, + private_cert_payload_t *this) { if ((this->encoding != ENC_X509_HASH_AND_URL && - this->encoding != ENC_X509_HASH_AND_URL_BUNDLE) || + this->encoding != ENC_X509_HASH_AND_URL_BUNDLE) || this->invalid_hash_and_url) { return NULL; @@ -262,12 +251,10 @@ static char *get_url(private_cert_payload_t *this) return (char*)this->data.ptr + 20; } -/** - * Implementation of payload_t.destroy and cert_payload_t.destroy. - */ -static void destroy(private_cert_payload_t *this) +METHOD2(payload_t, cert_payload_t, destroy, void, + private_cert_payload_t *this) { - chunk_free(&this->data); + free(this->data.ptr); free(this); } @@ -276,29 +263,28 @@ static void destroy(private_cert_payload_t *this) */ cert_payload_t *cert_payload_create() { - private_cert_payload_t *this = malloc_thing(private_cert_payload_t); - - this->public.payload_interface.verify = (status_t (*) (payload_t*))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t*,encoding_rule_t**, size_t*))get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t*))get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t*))get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t*,payload_type_t))set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t*))get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t*))destroy; - - this->public.destroy = (void (*) (cert_payload_t*))destroy; - this->public.get_cert = (certificate_t* (*) (cert_payload_t*))get_cert; - this->public.get_cert_encoding = (cert_encoding_t (*) (cert_payload_t*))get_cert_encoding; - this->public.get_hash = (chunk_t (*) (cert_payload_t*))get_hash; - this->public.get_url = (char* (*) (cert_payload_t*))get_url; - - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = CERT_PAYLOAD_HEADER_LENGTH; - this->data = chunk_empty; - this->encoding = 0; - this->invalid_hash_and_url = FALSE; - + private_cert_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_cert = _get_cert, + .get_cert_encoding = _get_cert_encoding, + .get_hash = _get_hash, + .get_url = _get_url, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = CERT_PAYLOAD_HEADER_LENGTH, + ); return &this->public; } @@ -343,3 +329,15 @@ cert_payload_t *cert_payload_create_from_hash_and_url(chunk_t hash, char *url) return &this->public; } +/* + * Described in header + */ +cert_payload_t *cert_payload_create_custom(cert_encoding_t type, chunk_t data) +{ + private_cert_payload_t *this = (private_cert_payload_t*)cert_payload_create(); + + this->encoding = type; + this->data = data; + this->payload_length = CERT_PAYLOAD_HEADER_LENGTH + this->data.len; + return &this->public; +} diff --git a/src/libcharon/encoding/payloads/cert_payload.h b/src/libcharon/encoding/payloads/cert_payload.h index aa1c7bf5a..21b503a40 100644 --- a/src/libcharon/encoding/payloads/cert_payload.h +++ b/src/libcharon/encoding/payloads/cert_payload.h @@ -134,4 +134,13 @@ cert_payload_t *cert_payload_create_from_cert(certificate_t *cert); */ cert_payload_t *cert_payload_create_from_hash_and_url(chunk_t hash, char *url); +/** + * Creates a custom certificate payload using type and associated data. + * + * @param type encoding type of certificate + * @param data associated data (gets owned) + * @return cert_payload_t object + */ +cert_payload_t *cert_payload_create_custom(cert_encoding_t type, chunk_t data); + #endif /** CERT_PAYLOAD_H_ @}*/ diff --git a/src/libcharon/encoding/payloads/certreq_payload.c b/src/libcharon/encoding/payloads/certreq_payload.c index 9ff0bdde0..8e0836f0e 100644 --- a/src/libcharon/encoding/payloads/certreq_payload.c +++ b/src/libcharon/encoding/payloads/certreq_payload.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -22,14 +23,13 @@ #include "certreq_payload.h" - typedef struct private_certreq_payload_t private_certreq_payload_t; /** * Private data of an certreq_payload_t object. - * */ struct private_certreq_payload_t { + /** * Public certreq_payload_t interface. */ @@ -46,6 +46,11 @@ struct private_certreq_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -66,21 +71,20 @@ struct private_certreq_payload_t { * * The defined offsets are the positions in a object of type * private_certreq_payload_t. - * */ encoding_rule_t certreq_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_certreq_payload_t, next_payload) }, + { U_INT_8, offsetof(private_certreq_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_certreq_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_certreq_payload_t, critical) }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_certreq_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_certreq_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_certreq_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_certreq_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_certreq_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_certreq_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_certreq_payload_t, reserved[6]) }, /* Length of the whole payload*/ { PAYLOAD_LENGTH, offsetof(private_certreq_payload_t, payload_length) }, /* 1 Byte CERTREQ type*/ @@ -102,10 +106,8 @@ encoding_rule_t certreq_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_certreq_payload_t *this) +METHOD(payload_t, verify, status_t, + private_certreq_payload_t *this) { if (this->encoding == ENC_X509_SIGNATURE) { @@ -120,51 +122,39 @@ static status_t verify(private_certreq_payload_t *this) return SUCCESS; } -/** - * Implementation of certreq_payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_certreq_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_certreq_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = certreq_payload_encodings; - *rule_count = sizeof(certreq_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(certreq_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_certreq_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_certreq_payload_t *this) { return CERTIFICATE_REQUEST; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_certreq_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_certreq_payload_t *this) { - return (this->next_payload); + return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_certreq_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_certreq_payload_t *this, payload_type_t type) { this->next_payload = type; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_certreq_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_certreq_payload_t *this) { return this->payload_length; } -/** - * Implementation of certreq_payload_t.add_keyid. - */ -static void add_keyid(private_certreq_payload_t *this, chunk_t keyid) +METHOD(certreq_payload_t, add_keyid, void, + private_certreq_payload_t *this, chunk_t keyid) { this->data = chunk_cat("mc", this->data, keyid); this->payload_length += keyid.len; @@ -181,10 +171,8 @@ struct keyid_enumerator_t { u_char *pos; }; -/** - * enumerate function for keyid_enumerator - */ -static bool keyid_enumerate(keyid_enumerator_t *this, chunk_t *chunk) +METHOD(enumerator_t, keyid_enumerate, bool, + keyid_enumerator_t *this, chunk_t *chunk) { if (this->pos == NULL) { @@ -207,23 +195,23 @@ static bool keyid_enumerate(keyid_enumerator_t *this, chunk_t *chunk) return FALSE; } -/** - * Implementation of certreq_payload_t.create_keyid_enumerator. - */ -static enumerator_t* create_keyid_enumerator(private_certreq_payload_t *this) +METHOD(certreq_payload_t, create_keyid_enumerator, enumerator_t*, + private_certreq_payload_t *this) { - keyid_enumerator_t *enumerator = malloc_thing(keyid_enumerator_t); - enumerator->public.enumerate = (void*)keyid_enumerate; - enumerator->public.destroy = (void*)free; - enumerator->full = this->data; - enumerator->pos = NULL; + keyid_enumerator_t *enumerator; + + INIT(enumerator, + .public = { + .enumerate = (void*)_keyid_enumerate, + .destroy = (void*)free, + }, + .full = this->data, + ); return &enumerator->public; } -/** - * Implementation of certreq_payload_t.get_cert_type. - */ -static certificate_type_t get_cert_type(private_certreq_payload_t *this) +METHOD(certreq_payload_t, get_cert_type, certificate_type_t, + private_certreq_payload_t *this) { switch (this->encoding) { @@ -234,10 +222,8 @@ static certificate_type_t get_cert_type(private_certreq_payload_t *this) } } -/** - * Implementation of payload_t.destroy and certreq_payload_t.destroy. - */ -static void destroy(private_certreq_payload_t *this) +METHOD2(payload_t, certreq_payload_t, destroy, void, + private_certreq_payload_t *this) { chunk_free(&this->data); free(this); @@ -248,30 +234,27 @@ static void destroy(private_certreq_payload_t *this) */ certreq_payload_t *certreq_payload_create() { - private_certreq_payload_t *this = malloc_thing(private_certreq_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t*))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t*,encoding_rule_t**,size_t*))get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t*))get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t*))get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t*,payload_type_t))set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t*))get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t*))destroy; - - /* public functions */ - this->public.destroy = (void (*) (certreq_payload_t*)) destroy; - this->public.create_keyid_enumerator = (enumerator_t*(*)(certreq_payload_t*))create_keyid_enumerator; - this->public.get_cert_type = (certificate_type_t(*)(certreq_payload_t*))get_cert_type; - this->public.add_keyid = (void(*)(certreq_payload_t*, chunk_t keyid))add_keyid; - - /* private variables */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = CERTREQ_PAYLOAD_HEADER_LENGTH; - this->data = chunk_empty; - this->encoding = 0; - + private_certreq_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .create_keyid_enumerator = _create_keyid_enumerator, + .get_cert_type = _get_cert_type, + .add_keyid = _add_keyid, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = CERTREQ_PAYLOAD_HEADER_LENGTH, + ); return &this->public; } diff --git a/src/libcharon/encoding/payloads/configuration_attribute.c b/src/libcharon/encoding/payloads/configuration_attribute.c index 9094fd44d..e608497bd 100644 --- a/src/libcharon/encoding/payloads/configuration_attribute.c +++ b/src/libcharon/encoding/payloads/configuration_attribute.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2009 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -22,20 +23,24 @@ #include <library.h> #include <daemon.h> - typedef struct private_configuration_attribute_t private_configuration_attribute_t; /** * Private data of an configuration_attribute_t object. - * */ struct private_configuration_attribute_t { + /** * Public configuration_attribute_t interface. */ configuration_attribute_t public; /** + * Reserved bit + */ + bool reserved; + + /** * Type of the attribute. */ u_int16_t type; @@ -58,8 +63,8 @@ struct private_configuration_attribute_t { * private_configuration_attribute_t. */ encoding_rule_t configuration_attribute_encodings[] = { - - { RESERVED_BIT, 0 }, + /* 1 reserved bit */ + { RESERVED_BIT, offsetof(private_configuration_attribute_t, reserved)}, /* type of the attribute as 15 bit unsigned integer */ { ATTRIBUTE_TYPE, offsetof(private_configuration_attribute_t, type) }, /* Length of attribute value */ @@ -80,10 +85,8 @@ encoding_rule_t configuration_attribute_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_configuration_attribute_t *this) +METHOD(payload_t, verify, status_t, + private_configuration_attribute_t *this) { bool failed = FALSE; @@ -151,69 +154,51 @@ static status_t verify(private_configuration_attribute_t *this) return SUCCESS; } -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_configuration_attribute_t *this, - encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_configuration_attribute_t *this, encoding_rule_t **rules, + size_t *rule_count) { *rules = configuration_attribute_encodings; - *rule_count = sizeof(configuration_attribute_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(configuration_attribute_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_configuration_attribute_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_configuration_attribute_t *this) { return CONFIGURATION_ATTRIBUTE; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_configuration_attribute_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_configuration_attribute_t *this) { return NO_PAYLOAD; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_configuration_attribute_t *this, - payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_configuration_attribute_t *this, payload_type_t type) { } -/** - * Implementation of configuration_attribute_t.get_length. - */ -static size_t get_length(private_configuration_attribute_t *this) +METHOD(payload_t, get_length, size_t, + private_configuration_attribute_t *this) { return this->value.len + CONFIGURATION_ATTRIBUTE_HEADER_LENGTH; } -/** - * Implementation of configuration_attribute_t.get_type. - */ -static configuration_attribute_type_t get_configuration_attribute_type( - private_configuration_attribute_t *this) +METHOD(configuration_attribute_t, get_cattr_type, configuration_attribute_type_t, + private_configuration_attribute_t *this) { return this->type; } -/** - * Implementation of configuration_attribute_t.get_value. - */ -static chunk_t get_value(private_configuration_attribute_t *this) +METHOD(configuration_attribute_t, get_value, chunk_t, + private_configuration_attribute_t *this) { return this->value; } -/** - * Implementation of configuration_attribute_t.destroy and payload_t.destroy. - */ -static void destroy(private_configuration_attribute_t *this) +METHOD2(payload_t, configuration_attribute_t, destroy, void, + private_configuration_attribute_t *this) { free(this->value.ptr); free(this); @@ -226,23 +211,22 @@ configuration_attribute_t *configuration_attribute_create() { private_configuration_attribute_t *this; - this = malloc_thing(private_configuration_attribute_t); - this->public.payload_interface.verify = (status_t(*)(payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void(*)(payload_t *, encoding_rule_t **, size_t *) )get_encoding_rules; - this->public.payload_interface.get_length = (size_t(*)(payload_t *))get_length; - this->public.payload_interface.get_next_type = (payload_type_t(*)(payload_t *))get_next_type; - this->public.payload_interface.set_next_type = (void(*)(payload_t *,payload_type_t))set_next_type; - this->public.payload_interface.get_type = (payload_type_t(*)(payload_t *))get_type; - this->public.payload_interface.destroy = (void(*)(payload_t*))destroy; - - this->public.get_value = (chunk_t(*)(configuration_attribute_t *))get_value; - this->public.get_type = (configuration_attribute_type_t(*)(configuration_attribute_t *))get_configuration_attribute_type; - this->public.destroy = (void (*)(configuration_attribute_t*))destroy; - - this->type = 0; - this->value = chunk_empty; - this->length = 0; - + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_value = _get_value, + .get_type = _get_cattr_type, + .destroy = _destroy, + }, + ); return &this->public; } diff --git a/src/libcharon/encoding/payloads/cp_payload.c b/src/libcharon/encoding/payloads/cp_payload.c index f0a26eee2..82e9e51b7 100644 --- a/src/libcharon/encoding/payloads/cp_payload.c +++ b/src/libcharon/encoding/payloads/cp_payload.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2009 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -32,9 +33,9 @@ typedef struct private_cp_payload_t private_cp_payload_t; /** * Private data of an cp_payload_t object. - * */ struct private_cp_payload_t { + /** * Public cp_payload_t interface. */ @@ -51,6 +52,16 @@ struct private_cp_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved_bit[7]; + + /** + * Reserved bytes + */ + u_int8_t reserved_byte[3]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -71,30 +82,30 @@ struct private_cp_payload_t { * * The defined offsets are the positions in a object of type * private_cp_payload_t. - * */ encoding_rule_t cp_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_cp_payload_t, next_payload) }, + { U_INT_8, offsetof(private_cp_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_cp_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_cp_payload_t, critical) }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_cp_payload_t, reserved_bit[0]) }, + { RESERVED_BIT, offsetof(private_cp_payload_t, reserved_bit[1]) }, + { RESERVED_BIT, offsetof(private_cp_payload_t, reserved_bit[2]) }, + { RESERVED_BIT, offsetof(private_cp_payload_t, reserved_bit[3]) }, + { RESERVED_BIT, offsetof(private_cp_payload_t, reserved_bit[4]) }, + { RESERVED_BIT, offsetof(private_cp_payload_t, reserved_bit[5]) }, + { RESERVED_BIT, offsetof(private_cp_payload_t, reserved_bit[6]) }, /* Length of the whole CP payload*/ - { PAYLOAD_LENGTH, offsetof(private_cp_payload_t, payload_length) }, + { PAYLOAD_LENGTH, offsetof(private_cp_payload_t, payload_length) }, /* Proposals are stored in a proposal substructure, offset points to a linked_list_t pointer */ - { U_INT_8, offsetof(private_cp_payload_t, type) }, - { RESERVED_BYTE,0 }, - { RESERVED_BYTE,0 }, - { RESERVED_BYTE,0 }, - { CONFIGURATION_ATTRIBUTES, offsetof(private_cp_payload_t, attributes) } + { U_INT_8, offsetof(private_cp_payload_t, type) }, + /* 3 reserved bytes */ + { RESERVED_BYTE, offsetof(private_cp_payload_t, reserved_byte[0])}, + { RESERVED_BYTE, offsetof(private_cp_payload_t, reserved_byte[1])}, + { RESERVED_BYTE, offsetof(private_cp_payload_t, reserved_byte[2])}, + { CONFIGURATION_ATTRIBUTES, offsetof(private_cp_payload_t, attributes) } }; /* @@ -111,10 +122,8 @@ encoding_rule_t cp_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_cp_payload_t *this) +METHOD(payload_t, verify, status_t, + private_cp_payload_t *this) { status_t status = SUCCESS; enumerator_t *enumerator; @@ -133,36 +142,27 @@ static status_t verify(private_cp_payload_t *this) return status; } -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_cp_payload_t *this, - encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_cp_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = cp_payload_encodings; - *rule_count = sizeof(cp_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(cp_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_cp_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_cp_payload_t *this) { return CONFIGURATION; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_cp_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_cp_payload_t *this) { return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_cp_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_cp_payload_t *this,payload_type_t type) { this->next_payload = type; } @@ -185,44 +185,33 @@ static void compute_length(private_cp_payload_t *this) enumerator->destroy(enumerator); } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_cp_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_cp_payload_t *this) { return this->payload_length; } -/** - * Implementation of cp_payload_t.create_attribute_enumerator. - */ -static enumerator_t *create_attribute_enumerator(private_cp_payload_t *this) +METHOD(cp_payload_t, create_attribute_enumerator, enumerator_t*, + private_cp_payload_t *this) { return this->attributes->create_enumerator(this->attributes); } -/** - * Implementation of cp_payload_t.add_attribute. - */ -static void add_attribute(private_cp_payload_t *this, - configuration_attribute_t *attribute) +METHOD(cp_payload_t, add_attribute, void, + private_cp_payload_t *this, configuration_attribute_t *attribute) { this->attributes->insert_last(this->attributes, attribute); compute_length(this); } -/** - * Implementation of cp_payload_t.get_type. - */ -static config_type_t get_config_type(private_cp_payload_t *this) +METHOD(cp_payload_t, get_config_type, config_type_t, + private_cp_payload_t *this) { return this->type; } -/** - * Implementation of payload_t.destroy and cp_payload_t.destroy. - */ -static void destroy(private_cp_payload_t *this) +METHOD2(payload_t, cp_payload_t, destroy, void, + private_cp_payload_t *this) { this->attributes->destroy_offset(this->attributes, offsetof(configuration_attribute_t, destroy)); @@ -232,42 +221,38 @@ static void destroy(private_cp_payload_t *this) /* * Described in header. */ -cp_payload_t *cp_payload_create() +cp_payload_t *cp_payload_create_type(config_type_t type) { - private_cp_payload_t *this = malloc_thing(private_cp_payload_t); - - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - this->public.create_attribute_enumerator = (enumerator_t*(*)(cp_payload_t *))create_attribute_enumerator; - this->public.add_attribute = (void (*) (cp_payload_t *,configuration_attribute_t*))add_attribute; - this->public.get_type = (config_type_t (*) (cp_payload_t *))get_config_type; - this->public.destroy = (void (*)(cp_payload_t *))destroy; - - /* set default values of the fields */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = CP_PAYLOAD_HEADER_LENGTH; - this->attributes = linked_list_create(); - this->type = CFG_REQUEST; - + private_cp_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .create_attribute_enumerator = _create_attribute_enumerator, + .add_attribute = _add_attribute, + .get_type = _get_config_type, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = CP_PAYLOAD_HEADER_LENGTH, + .attributes = linked_list_create(), + .type = type, + ); return &this->public; } /* * Described in header. */ -cp_payload_t *cp_payload_create_type(config_type_t type) +cp_payload_t *cp_payload_create() { - private_cp_payload_t *this = (private_cp_payload_t*)cp_payload_create(); - - this->type = type; - - return &this->public; + return cp_payload_create_type(CFG_REQUEST); } - diff --git a/src/libcharon/encoding/payloads/delete_payload.c b/src/libcharon/encoding/payloads/delete_payload.c index 5fc3b7c88..e6ee07d39 100644 --- a/src/libcharon/encoding/payloads/delete_payload.c +++ b/src/libcharon/encoding/payloads/delete_payload.c @@ -43,6 +43,11 @@ struct private_delete_payload_t { bool critical; /** + * reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -79,14 +84,14 @@ encoding_rule_t delete_payload_encodings[] = { { U_INT_8, offsetof(private_delete_payload_t, next_payload) }, /* the critical bit */ { FLAG, offsetof(private_delete_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_delete_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_delete_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_delete_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_delete_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_delete_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_delete_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_delete_payload_t, reserved[6]) }, /* Length of the whole payload*/ { PAYLOAD_LENGTH, offsetof(private_delete_payload_t, payload_length) }, { U_INT_8, offsetof(private_delete_payload_t, protocol_id) }, diff --git a/src/libcharon/encoding/payloads/eap_payload.c b/src/libcharon/encoding/payloads/eap_payload.c index 21f34a642..eafb668b6 100644 --- a/src/libcharon/encoding/payloads/eap_payload.c +++ b/src/libcharon/encoding/payloads/eap_payload.c @@ -43,6 +43,11 @@ struct private_eap_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -66,13 +71,13 @@ static encoding_rule_t eap_payload_encodings[] = { /* the critical bit */ { FLAG, offsetof(private_eap_payload_t, critical) }, /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { RESERVED_BIT, offsetof(private_eap_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_eap_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_eap_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_eap_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_eap_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_eap_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_eap_payload_t, reserved[6]) }, /* Length of the whole payload*/ { PAYLOAD_LENGTH, offsetof(private_eap_payload_t, payload_length) }, /* chunt to data, starting at "code" */ diff --git a/src/libcharon/encoding/payloads/id_payload.c b/src/libcharon/encoding/payloads/id_payload.c index 4158c3e07..3befadfe2 100644 --- a/src/libcharon/encoding/payloads/id_payload.c +++ b/src/libcharon/encoding/payloads/id_payload.c @@ -1,6 +1,7 @@ /* + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2007 Tobias Brunner - * Copyright (C) 2005-2006 Martin Willi * Copyright (C) 2005 Jan Hutter * * Hochschule fuer Technik Rapperswil @@ -51,6 +52,16 @@ struct private_id_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved_bit[7]; + + /** + * Reserved bytes + */ + u_int8_t reserved_byte[3]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -71,31 +82,30 @@ struct private_id_payload_t { * * The defined offsets are the positions in a object of type * private_id_payload_t. - * */ encoding_rule_t id_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ { U_INT_8, offsetof(private_id_payload_t, next_payload) }, /* the critical bit */ { FLAG, offsetof(private_id_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_id_payload_t, reserved_bit[0]) }, + { RESERVED_BIT, offsetof(private_id_payload_t, reserved_bit[1]) }, + { RESERVED_BIT, offsetof(private_id_payload_t, reserved_bit[2]) }, + { RESERVED_BIT, offsetof(private_id_payload_t, reserved_bit[3]) }, + { RESERVED_BIT, offsetof(private_id_payload_t, reserved_bit[4]) }, + { RESERVED_BIT, offsetof(private_id_payload_t, reserved_bit[5]) }, + { RESERVED_BIT, offsetof(private_id_payload_t, reserved_bit[6]) }, /* Length of the whole payload*/ { PAYLOAD_LENGTH, offsetof(private_id_payload_t, payload_length) }, /* 1 Byte ID type*/ { U_INT_8, offsetof(private_id_payload_t, id_type) }, /* 3 reserved bytes */ - { RESERVED_BYTE, 0 }, - { RESERVED_BYTE, 0 }, - { RESERVED_BYTE, 0 }, + { RESERVED_BYTE, offsetof(private_id_payload_t, reserved_byte[0])}, + { RESERVED_BYTE, offsetof(private_id_payload_t, reserved_byte[1])}, + { RESERVED_BYTE, offsetof(private_id_payload_t, reserved_byte[2])}, /* some id data bytes, length is defined in PAYLOAD_LENGTH */ - { ID_DATA, offsetof(private_id_payload_t, id_data) } + { ID_DATA, offsetof(private_id_payload_t, id_data) } }; /* @@ -112,136 +122,59 @@ encoding_rule_t id_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_id_payload_t *this) +METHOD(payload_t, verify, status_t, + private_id_payload_t *this) { - if ((this->id_type == 0) || - (this->id_type == 4) || - ((this->id_type >= 6) && (this->id_type <= 8)) || - ((this->id_type >= 12) && (this->id_type <= 200))) + if (this->id_type == 0 || this->id_type == 4) { /* reserved IDs */ DBG1(DBG_ENC, "received ID with reserved type %d", this->id_type); return FAILED; } - return SUCCESS; } -/** - * Implementation of id_payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_id_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_id_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = id_payload_encodings; - *rule_count = sizeof(id_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(id_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_id_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_id_payload_t *this) { return this->payload_type; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_id_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_id_payload_t *this) { return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_id_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_id_payload_t *this, payload_type_t type) { this->next_payload = type; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_id_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_id_payload_t *this) { return this->payload_length; } -/** - * Implementation of id_payload_t.set_type. - */ -static void set_id_type (private_id_payload_t *this, id_type_t type) -{ - this->id_type = type; -} - -/** - * Implementation of id_payload_t.get_id_type. - */ -static id_type_t get_id_type (private_id_payload_t *this) +METHOD(id_payload_t, get_identification, identification_t*, + private_id_payload_t *this) { - return (this->id_type); + return identification_create_from_encoding(this->id_type, this->id_data); } -/** - * Implementation of id_payload_t.set_data. - */ -static void set_data (private_id_payload_t *this, chunk_t data) +METHOD2(payload_t, id_payload_t, destroy, void, + private_id_payload_t *this) { - if (this->id_data.ptr != NULL) - { - chunk_free(&(this->id_data)); - } - this->id_data.ptr = clalloc(data.ptr,data.len); - this->id_data.len = data.len; - this->payload_length = ID_PAYLOAD_HEADER_LENGTH + this->id_data.len; -} - - -/** - * Implementation of id_payload_t.get_data_clone. - */ -static chunk_t get_data (private_id_payload_t *this) -{ - return (this->id_data); -} - -/** - * Implementation of id_payload_t.get_data_clone. - */ -static chunk_t get_data_clone (private_id_payload_t *this) -{ - chunk_t cloned_data; - if (this->id_data.ptr == NULL) - { - return (this->id_data); - } - cloned_data.ptr = clalloc(this->id_data.ptr,this->id_data.len); - cloned_data.len = this->id_data.len; - return cloned_data; -} - -/** - * Implementation of id_payload_t.get_identification. - */ -static identification_t *get_identification (private_id_payload_t *this) -{ - return identification_create_from_encoding(this->id_type,this->id_data); -} - -/** - * Implementation of payload_t.destroy and id_payload_t.destroy. - */ -static void destroy(private_id_payload_t *this) -{ - if (this->id_data.ptr != NULL) - { - chunk_free(&(this->id_data)); - } + free(this->id_data.ptr); free(this); } @@ -250,44 +183,41 @@ static void destroy(private_id_payload_t *this) */ id_payload_t *id_payload_create(payload_type_t payload_type) { - private_id_payload_t *this = malloc_thing(private_id_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.destroy = (void (*) (id_payload_t *)) destroy; - this->public.set_id_type = (void (*) (id_payload_t *,id_type_t)) set_id_type; - this->public.get_id_type = (id_type_t (*) (id_payload_t *)) get_id_type; - this->public.set_data = (void (*) (id_payload_t *,chunk_t)) set_data; - this->public.get_data = (chunk_t (*) (id_payload_t *)) get_data; - this->public.get_data_clone = (chunk_t (*) (id_payload_t *)) get_data_clone; - - this->public.get_identification = (identification_t * (*) (id_payload_t *this)) get_identification; - - /* private variables */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length =ID_PAYLOAD_HEADER_LENGTH; - this->id_data = chunk_empty; - this->payload_type = payload_type; - - return (&(this->public)); + private_id_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_identification = _get_identification, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = ID_PAYLOAD_HEADER_LENGTH, + .payload_type = payload_type, + ); + return &this->public; } /* * Described in header. */ -id_payload_t *id_payload_create_from_identification(payload_type_t payload_type, identification_t *identification) +id_payload_t *id_payload_create_from_identification(payload_type_t payload_type, + identification_t *id) { - id_payload_t *this= id_payload_create(payload_type); - this->set_data(this,identification->get_encoding(identification)); - this->set_id_type(this,identification->get_type(identification)); - return this; + private_id_payload_t *this; + + this = (private_id_payload_t*)id_payload_create(payload_type); + this->id_data = chunk_clone(id->get_encoding(id)); + this->id_type = id->get_type(id); + this->payload_length += this->id_data.len; + + return &this->public; } diff --git a/src/libcharon/encoding/payloads/id_payload.h b/src/libcharon/encoding/payloads/id_payload.h index 5502dc961..99831f85f 100644 --- a/src/libcharon/encoding/payloads/id_payload.h +++ b/src/libcharon/encoding/payloads/id_payload.h @@ -40,57 +40,15 @@ typedef struct id_payload_t id_payload_t; * The ID payload format is described in RFC section 3.5. */ struct id_payload_t { + /** * The payload_t interface. */ payload_t payload_interface; /** - * Set the ID type. - * - * @param type Type of ID - */ - void (*set_id_type) (id_payload_t *this, id_type_t type); - - /** - * Get the ID type. - * - * @return type of the ID - */ - id_type_t (*get_id_type) (id_payload_t *this); - - /** - * Set the ID data. - * - * Data are getting cloned. - * - * @param data ID data as chunk_t - */ - void (*set_data) (id_payload_t *this, chunk_t data); - - /** - * Get the ID data. - * - * Returned data are a copy of the internal one - * - * @return ID data as chunk_t - */ - chunk_t (*get_data_clone) (id_payload_t *this); - - /** - * Get the ID data. - * - * Returned data are NOT copied. - * - * @return ID data as chunk_t - */ - chunk_t (*get_data) (id_payload_t *this); - - /** * Creates an identification object of this id payload. * - * Returned object has to get destroyed by the caller. - * * @return identification_t object */ identification_t *(*get_identification) (id_payload_t *this); diff --git a/src/libcharon/encoding/payloads/ike_header.c b/src/libcharon/encoding/payloads/ike_header.c index 735f01304..80dcee0cb 100644 --- a/src/libcharon/encoding/payloads/ike_header.c +++ b/src/libcharon/encoding/payloads/ike_header.c @@ -84,6 +84,11 @@ struct private_ike_header_t { } flags; /** + * Reserved bits of IKE header + */ + bool reserved[5]; + + /** * Associated Message-ID. */ u_int32_t message_id; @@ -119,30 +124,30 @@ encoding_rule_t ike_header_encodings[] = { /* 8 Byte SPI, stored in the field initiator_spi */ { IKE_SPI, offsetof(private_ike_header_t, initiator_spi) }, /* 8 Byte SPI, stored in the field responder_spi */ - { IKE_SPI, offsetof(private_ike_header_t, responder_spi) }, + { IKE_SPI, offsetof(private_ike_header_t, responder_spi) }, /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_ike_header_t, next_payload) }, + { U_INT_8, offsetof(private_ike_header_t, next_payload) }, /* 4 Bit major version, stored in the field maj_version */ - { U_INT_4, offsetof(private_ike_header_t, maj_version) }, + { U_INT_4, offsetof(private_ike_header_t, maj_version) }, /* 4 Bit minor version, stored in the field min_version */ - { U_INT_4, offsetof(private_ike_header_t, min_version) }, + { U_INT_4, offsetof(private_ike_header_t, min_version) }, /* 8 Bit for the exchange type */ - { U_INT_8, offsetof(private_ike_header_t, exchange_type) }, - /* 2 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { U_INT_8, offsetof(private_ike_header_t, exchange_type) }, + /* 2 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_ike_header_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_ike_header_t, reserved[1]) }, /* 3 Bit flags, stored in the fields response, version and initiator */ - { FLAG, offsetof(private_ike_header_t, flags.response) }, - { FLAG, offsetof(private_ike_header_t, flags.version) }, - { FLAG, offsetof(private_ike_header_t, flags.initiator) }, - /* 3 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_ike_header_t, flags.response) }, + { FLAG, offsetof(private_ike_header_t, flags.version) }, + { FLAG, offsetof(private_ike_header_t, flags.initiator) }, + /* 3 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_ike_header_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_ike_header_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_ike_header_t, reserved[4]) }, /* 4 Byte message id, stored in the field message_id */ - { U_INT_32, offsetof(private_ike_header_t, message_id) }, + { U_INT_32, offsetof(private_ike_header_t, message_id) }, /* 4 Byte length fied, stored in the field length */ - { HEADER_LENGTH, offsetof(private_ike_header_t, length) } + { HEADER_LENGTH,offsetof(private_ike_header_t, length) }, }; @@ -163,11 +168,8 @@ encoding_rule_t ike_header_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ - -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_ike_header_t *this) +METHOD(payload_t, verify, status_t, + private_ike_header_t *this) { if ((this->exchange_type < IKE_SA_INIT) || ((this->exchange_type > INFORMATIONAL) @@ -179,7 +181,6 @@ static status_t verify(private_ike_header_t *this) /* unsupported exchange type */ return FAILED; } - if (this->initiator_spi == 0 #ifdef ME /* we allow zero spi for INFORMATIONAL exchanges, @@ -191,225 +192,201 @@ static status_t verify(private_ike_header_t *this) /* initiator spi not set */ return FAILED; } + return SUCCESS; +} - /* verification of version is not done in here */ +METHOD(payload_t, get_encoding_rules, void, + private_ike_header_t *this, encoding_rule_t **rules, size_t *rule_count) +{ + *rules = ike_header_encodings; + *rule_count = sizeof(ike_header_encodings) / sizeof(encoding_rule_t); +} - return SUCCESS; +METHOD(payload_t, get_type, payload_type_t, + private_ike_header_t *this) +{ + return HEADER; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(payload_t *this,payload_type_t type) +METHOD(payload_t, get_next_type, payload_type_t, + private_ike_header_t *this) { - ((private_ike_header_t *)this)->next_payload = type; + return this->next_payload; } -/** - * Implementation of ike_header_t.get_initiator_spi. - */ -static u_int64_t get_initiator_spi(private_ike_header_t *this) + +METHOD(payload_t, set_next_type, void, + private_ike_header_t *this, payload_type_t type) +{ + this->next_payload = type; +} + +METHOD(payload_t, get_length, size_t, + private_ike_header_t *this) +{ + return this->length; +} + +METHOD(ike_header_t, get_initiator_spi, u_int64_t, + private_ike_header_t *this) { return this->initiator_spi; } -/** - * Implementation of ike_header_t.set_initiator_spi. - */ -static void set_initiator_spi(private_ike_header_t *this, u_int64_t initiator_spi) +METHOD(ike_header_t, set_initiator_spi, void, + private_ike_header_t *this, u_int64_t initiator_spi) { this->initiator_spi = initiator_spi; } -/** - * Implementation of ike_header_t.get_responder_spi. - */ -static u_int64_t get_responder_spi(private_ike_header_t *this) +METHOD(ike_header_t, get_responder_spi, u_int64_t, + private_ike_header_t *this) { return this->responder_spi; } -/** - * Implementation of ike_header_t.set_responder_spi. - */ -static void set_responder_spi(private_ike_header_t *this, u_int64_t responder_spi) +METHOD(ike_header_t, set_responder_spi, void, + private_ike_header_t *this, u_int64_t responder_spi) { this->responder_spi = responder_spi; } -/** - * Implementation of ike_header_t.get_maj_version. - */ -static u_int8_t get_maj_version(private_ike_header_t *this) +METHOD(ike_header_t, get_maj_version, u_int8_t, + private_ike_header_t *this) { return this->maj_version; } -/** - * Implementation of ike_header_t.get_min_version. - */ -static u_int8_t get_min_version(private_ike_header_t *this) +METHOD(ike_header_t, set_maj_version, void, + private_ike_header_t *this, u_int8_t major) +{ + this->maj_version = major; +} + +METHOD(ike_header_t, get_min_version, u_int8_t, + private_ike_header_t *this) { return this->min_version; } -/** - * Implementation of ike_header_t.get_response_flag. - */ -static bool get_response_flag(private_ike_header_t *this) +METHOD(ike_header_t, set_min_version, void, + private_ike_header_t *this, u_int8_t minor) +{ + this->min_version = minor; +} + +METHOD(ike_header_t, get_response_flag, bool, + private_ike_header_t *this) { return this->flags.response; } -/** - * Implementation of ike_header_t.set_response_flag. - */ -static void set_response_flag(private_ike_header_t *this, bool response) +METHOD(ike_header_t, set_response_flag, void, + private_ike_header_t *this, bool response) { this->flags.response = response; } -/** - * Implementation of ike_header_t.get_version_flag. - */ -static bool get_version_flag(private_ike_header_t *this) +METHOD(ike_header_t, get_version_flag, bool, + private_ike_header_t *this) { return this->flags.version; } -/** - * Implementation of ike_header_t.get_initiator_flag. - */ -static bool get_initiator_flag(private_ike_header_t *this) +METHOD(ike_header_t, set_version_flag, void, + private_ike_header_t *this, bool version) +{ + this->flags.version = version; +} + +METHOD(ike_header_t, get_initiator_flag, bool, + private_ike_header_t *this) { return this->flags.initiator; } -/** - * Implementation of ike_header_t.set_initiator_flag. - */ -static void set_initiator_flag(private_ike_header_t *this, bool initiator) +METHOD(ike_header_t, set_initiator_flag, void, + private_ike_header_t *this, bool initiator) { this->flags.initiator = initiator; } -/** - * Implementation of ike_header_t.get_exchange_type. - */ -static u_int8_t get_exchange_type(private_ike_header_t *this) +METHOD(ike_header_t, get_exchange_type, u_int8_t, + private_ike_header_t *this) { return this->exchange_type; } -/** - * Implementation of ike_header_t.set_exchange_type. - */ -static void set_exchange_type(private_ike_header_t *this, u_int8_t exchange_type) +METHOD(ike_header_t, set_exchange_type, void, + private_ike_header_t *this, u_int8_t exchange_type) { this->exchange_type = exchange_type; } -/** - * Implements ike_header_t's get_message_id function. - * See #ike_header_t.get_message_id for description. - */ -static u_int32_t get_message_id(private_ike_header_t *this) +METHOD(ike_header_t, get_message_id, u_int32_t, + private_ike_header_t *this) { return this->message_id; } -/** - * Implementation of ike_header_t.set_message_id. - */ -static void set_message_id(private_ike_header_t *this, u_int32_t message_id) +METHOD(ike_header_t, set_message_id, void, + private_ike_header_t *this, u_int32_t message_id) { this->message_id = message_id; } -/** - * Implementation of ike_header_t.destroy and payload_t.destroy. - */ -static void destroy(ike_header_t *this) +METHOD2(payload_t, ike_header_t, destroy, void, + private_ike_header_t *this) { free(this); } -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(payload_t *this, encoding_rule_t **rules, size_t *rule_count) -{ - *rules = ike_header_encodings; - *rule_count = sizeof(ike_header_encodings) / sizeof(encoding_rule_t); -} - -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(payload_t *this) -{ - return HEADER; -} - -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(payload_t *this) -{ - return (((private_ike_header_t*)this)->next_payload); -} - -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(payload_t *this) -{ - return (((private_ike_header_t*)this)->length); -} - /* * Described in header. */ ike_header_t *ike_header_create() { - private_ike_header_t *this = malloc_thing(private_ike_header_t); - - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = get_encoding_rules; - this->public.payload_interface.get_length = get_length; - this->public.payload_interface.get_next_type = get_next_type; - this->public.payload_interface.set_next_type = set_next_type; - this->public.payload_interface.get_type = get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - this->public.destroy = destroy; - - this->public.get_initiator_spi = (u_int64_t (*) (ike_header_t*))get_initiator_spi; - this->public.set_initiator_spi = (void (*) (ike_header_t*,u_int64_t))set_initiator_spi; - this->public.get_responder_spi = (u_int64_t (*) (ike_header_t*))get_responder_spi; - this->public.set_responder_spi = (void (*) (ike_header_t *,u_int64_t))set_responder_spi; - this->public.get_maj_version = (u_int8_t (*) (ike_header_t*))get_maj_version; - this->public.get_min_version = (u_int8_t (*) (ike_header_t*))get_min_version; - this->public.get_response_flag = (bool (*) (ike_header_t*))get_response_flag; - this->public.set_response_flag = (void (*) (ike_header_t*,bool))set_response_flag; - this->public.get_version_flag = (bool (*) (ike_header_t*))get_version_flag; - this->public.get_initiator_flag = (bool (*) (ike_header_t*))get_initiator_flag; - this->public.set_initiator_flag = (void (*) (ike_header_t*,bool))set_initiator_flag; - this->public.get_exchange_type = (u_int8_t (*) (ike_header_t*))get_exchange_type; - this->public.set_exchange_type = (void (*) (ike_header_t*,u_int8_t))set_exchange_type; - this->public.get_message_id = (u_int32_t (*) (ike_header_t*))get_message_id; - this->public.set_message_id = (void (*) (ike_header_t*,u_int32_t))set_message_id; - - /* set default values of the fields */ - this->initiator_spi = 0; - this->responder_spi = 0; - this->next_payload = 0; - this->maj_version = IKE_MAJOR_VERSION; - this->min_version = IKE_MINOR_VERSION; - this->exchange_type = EXCHANGE_TYPE_UNDEFINED; - this->flags.initiator = TRUE; - this->flags.version = HIGHER_VERSION_SUPPORTED_FLAG; - this->flags.response = FALSE; - this->message_id = 0; - this->length = IKE_HEADER_LENGTH; - - return (ike_header_t*)this; + private_ike_header_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_initiator_spi = _get_initiator_spi, + .set_initiator_spi = _set_initiator_spi, + .get_responder_spi = _get_responder_spi, + .set_responder_spi = _set_responder_spi, + .get_maj_version = _get_maj_version, + .set_maj_version = _set_maj_version, + .get_min_version = _get_min_version, + .set_min_version = _set_min_version, + .get_response_flag = _get_response_flag, + .set_response_flag = _set_response_flag, + .get_version_flag = _get_version_flag, + .set_version_flag = _set_version_flag, + .get_initiator_flag = _get_initiator_flag, + .set_initiator_flag = _set_initiator_flag, + .get_exchange_type = _get_exchange_type, + .set_exchange_type = _set_exchange_type, + .get_message_id = _get_message_id, + .set_message_id = _set_message_id, + .destroy = _destroy, + }, + .maj_version = IKE_MAJOR_VERSION, + .min_version = IKE_MINOR_VERSION, + .exchange_type = EXCHANGE_TYPE_UNDEFINED, + .flags = { + .initiator = TRUE, + .version = HIGHER_VERSION_SUPPORTED_FLAG, + }, + .length = IKE_HEADER_LENGTH, + ); + + return &this->public; } diff --git a/src/libcharon/encoding/payloads/ike_header.h b/src/libcharon/encoding/payloads/ike_header.h index e63e8bf06..f52c852c5 100644 --- a/src/libcharon/encoding/payloads/ike_header.h +++ b/src/libcharon/encoding/payloads/ike_header.h @@ -143,6 +143,13 @@ struct ike_header_t { u_int8_t (*get_maj_version) (ike_header_t *this); /** + * Set the major version. + * + * @param major major version + */ + void (*set_maj_version) (ike_header_t *this, u_int8_t major); + + /** * Get the minor version. * * @return minor version @@ -150,6 +157,13 @@ struct ike_header_t { u_int8_t (*get_min_version) (ike_header_t *this); /** + * Set the minor version. + * + * @param minor minor version + */ + void (*set_min_version) (ike_header_t *this, u_int8_t minor); + + /** * Get the response flag. * * @return response flag @@ -162,6 +176,7 @@ struct ike_header_t { * @param response response flag */ void (*set_response_flag) (ike_header_t *this, bool response); + /** * Get "higher version supported"-flag. * @@ -170,6 +185,13 @@ struct ike_header_t { bool (*get_version_flag) (ike_header_t *this); /** + * Set the "higher version supported"-flag. + * + * @param version flag value + */ + void (*set_version_flag)(ike_header_t *this, bool version); + + /** * Get the initiator flag. * * @return initiator flag diff --git a/src/libcharon/encoding/payloads/ke_payload.c b/src/libcharon/encoding/payloads/ke_payload.c index 1bc79f084..999d73192 100644 --- a/src/libcharon/encoding/payloads/ke_payload.c +++ b/src/libcharon/encoding/payloads/ke_payload.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -20,14 +21,13 @@ #include <encoding/payloads/encodings.h> - typedef struct private_ke_payload_t private_ke_payload_t; /** * Private data of an ke_payload_t object. - * */ struct private_ke_payload_t { + /** * Public ke_payload_t interface. */ @@ -44,6 +44,16 @@ struct private_ke_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved_bit[7]; + + /** + * Reserved bytes + */ + u_int8_t reserved_byte[2]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -64,27 +74,27 @@ struct private_ke_payload_t { * * The defined offsets are the positions in a object of type * private_ke_payload_t. - * */ encoding_rule_t ke_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_ke_payload_t, next_payload) }, + { U_INT_8, offsetof(private_ke_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_ke_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_ke_payload_t, critical) }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_ke_payload_t, reserved_bit[0]) }, + { RESERVED_BIT, offsetof(private_ke_payload_t, reserved_bit[1]) }, + { RESERVED_BIT, offsetof(private_ke_payload_t, reserved_bit[2]) }, + { RESERVED_BIT, offsetof(private_ke_payload_t, reserved_bit[3]) }, + { RESERVED_BIT, offsetof(private_ke_payload_t, reserved_bit[4]) }, + { RESERVED_BIT, offsetof(private_ke_payload_t, reserved_bit[5]) }, + { RESERVED_BIT, offsetof(private_ke_payload_t, reserved_bit[6]) }, /* Length of the whole payload*/ - { PAYLOAD_LENGTH, offsetof(private_ke_payload_t, payload_length) }, + { PAYLOAD_LENGTH, offsetof(private_ke_payload_t, payload_length) }, /* DH Group number as 16 bit field*/ - { U_INT_16, offsetof(private_ke_payload_t, dh_group_number) }, - { RESERVED_BYTE, 0 }, - { RESERVED_BYTE, 0 }, + { U_INT_16, offsetof(private_ke_payload_t, dh_group_number) }, + /* 2 reserved bytes */ + { RESERVED_BYTE, offsetof(private_ke_payload_t, reserved_byte[0])}, + { RESERVED_BYTE, offsetof(private_ke_payload_t, reserved_byte[1])}, /* Key Exchange Data is from variable size */ { KEY_EXCHANGE_DATA, offsetof(private_ke_payload_t, key_exchange_data)} }; @@ -103,123 +113,60 @@ encoding_rule_t ke_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_ke_payload_t *this) +METHOD(payload_t, verify, status_t, + private_ke_payload_t *this) { - /* dh group is not verified in here */ return SUCCESS; } -/** - * Implementation of payload_t.destroy. - */ -static void destroy(private_ke_payload_t *this) -{ - if (this->key_exchange_data.ptr != NULL) - { - free(this->key_exchange_data.ptr); - } - free(this); -} - -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_ke_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_ke_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = ke_payload_encodings; - *rule_count = sizeof(ke_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(ke_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_ke_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_ke_payload_t *this) { return KEY_EXCHANGE; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_ke_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_ke_payload_t *this) { - return (this->next_payload); + return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_ke_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_ke_payload_t *this,payload_type_t type) { this->next_payload = type; } -/** - * recompute the length of the payload. - */ -static void compute_length(private_ke_payload_t *this) -{ - size_t length = KE_PAYLOAD_HEADER_LENGTH; - if (this->key_exchange_data.ptr != NULL) - { - length += this->key_exchange_data.len; - } - this->payload_length = length; -} - -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_ke_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_ke_payload_t *this) { - compute_length(this); return this->payload_length; } -/** - * Implementation of ke_payload_t.get_key_exchange_data. - */ -static chunk_t get_key_exchange_data(private_ke_payload_t *this) +METHOD(ke_payload_t, get_key_exchange_data, chunk_t, + private_ke_payload_t *this) { - return (this->key_exchange_data); + return this->key_exchange_data; } -/** - * Implementation of ke_payload_t.set_key_exchange_data. - */ -static void set_key_exchange_data(private_ke_payload_t *this, chunk_t key_exchange_data) -{ - /* destroy existing data first */ - if (this->key_exchange_data.ptr != NULL) - { - /* free existing value */ - free(this->key_exchange_data.ptr); - this->key_exchange_data.ptr = NULL; - this->key_exchange_data.len = 0; - - } - - this->key_exchange_data = chunk_clone(key_exchange_data); - compute_length(this); -} - -/** - * Implementation of ke_payload_t.get_dh_group_number. - */ -static diffie_hellman_group_t get_dh_group_number(private_ke_payload_t *this) +METHOD(ke_payload_t, get_dh_group_number, diffie_hellman_group_t, + private_ke_payload_t *this) { return this->dh_group_number; } -/** - * Implementation of ke_payload_t.set_dh_group_number. - */ -static void set_dh_group_number(private_ke_payload_t *this, diffie_hellman_group_t dh_group_number) +METHOD2(payload_t, ke_payload_t, destroy, void, + private_ke_payload_t *this) { - this->dh_group_number = dh_group_number; + free(this->key_exchange_data.ptr); + free(this); } /* @@ -227,31 +174,27 @@ static void set_dh_group_number(private_ke_payload_t *this, diffie_hellman_group */ ke_payload_t *ke_payload_create() { - private_ke_payload_t *this = malloc_thing(private_ke_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.get_key_exchange_data = (chunk_t (*) (ke_payload_t *)) get_key_exchange_data; - this->public.set_key_exchange_data = (void (*) (ke_payload_t *,chunk_t)) set_key_exchange_data; - this->public.get_dh_group_number = (diffie_hellman_group_t (*) (ke_payload_t *)) get_dh_group_number; - this->public.set_dh_group_number =(void (*) (ke_payload_t *,diffie_hellman_group_t)) set_dh_group_number; - this->public.destroy = (void (*) (ke_payload_t *)) destroy; - - /* set default values of the fields */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = KE_PAYLOAD_HEADER_LENGTH; - this->key_exchange_data = chunk_empty; - this->dh_group_number = MODP_NONE; - + private_ke_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_key_exchange_data = _get_key_exchange_data, + .get_dh_group_number = _get_dh_group_number, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = KE_PAYLOAD_HEADER_LENGTH, + .dh_group_number = MODP_NONE, + ); return &this->public; } @@ -264,7 +207,7 @@ ke_payload_t *ke_payload_create_from_diffie_hellman(diffie_hellman_t *dh) dh->get_my_public_value(dh, &this->key_exchange_data); this->dh_group_number = dh->get_dh_group(dh); - compute_length(this); + this->payload_length = this->key_exchange_data.len + KE_PAYLOAD_HEADER_LENGTH; return &this->public; } diff --git a/src/libcharon/encoding/payloads/ke_payload.h b/src/libcharon/encoding/payloads/ke_payload.h index 3ca05009e..65cc11883 100644 --- a/src/libcharon/encoding/payloads/ke_payload.h +++ b/src/libcharon/encoding/payloads/ke_payload.h @@ -47,24 +47,13 @@ struct ke_payload_t { payload_t payload_interface; /** - * Returns the currently set key exchange data of this KE payload. + * Returns the key exchange data of this KE payload. * - * @warning Returned data are not copied. - * - * @return chunk_t pointing to the value + * @return chunk_t pointing to internal data */ chunk_t (*get_key_exchange_data) (ke_payload_t *this); /** - * Sets the key exchange data of this KE payload. - * - * Value is getting copied. - * - * @param key_exchange_data chunk_t pointing to the value to set - */ - void (*set_key_exchange_data) (ke_payload_t *this, chunk_t key_exchange_data); - - /** * Gets the Diffie-Hellman Group Number of this KE payload. * * @return DH Group Number of this payload @@ -72,14 +61,6 @@ struct ke_payload_t { diffie_hellman_group_t (*get_dh_group_number) (ke_payload_t *this); /** - * Sets the Diffie-Hellman Group Number of this KE payload. - * - * @param dh_group_number DH Group to set - */ - void (*set_dh_group_number) (ke_payload_t *this, - diffie_hellman_group_t dh_group_number); - - /** * Destroys an ke_payload_t object. */ void (*destroy) (ke_payload_t *this); diff --git a/src/libcharon/encoding/payloads/nonce_payload.c b/src/libcharon/encoding/payloads/nonce_payload.c index 4ad5ce9dd..78000b8c6 100644 --- a/src/libcharon/encoding/payloads/nonce_payload.c +++ b/src/libcharon/encoding/payloads/nonce_payload.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -14,21 +15,19 @@ * for more details. */ -/* offsetof macro */ #include <stddef.h> #include "nonce_payload.h" #include <encoding/payloads/encodings.h> - typedef struct private_nonce_payload_t private_nonce_payload_t; /** * Private data of an nonce_payload_t object. - * */ struct private_nonce_payload_t { + /** * Public nonce_payload_t interface. */ @@ -45,6 +44,11 @@ struct private_nonce_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -60,25 +64,24 @@ struct private_nonce_payload_t { * * The defined offsets are the positions in a object of type * private_nonce_payload_t. - * */ encoding_rule_t nonce_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_nonce_payload_t, next_payload) }, + { U_INT_8, offsetof(private_nonce_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_nonce_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_nonce_payload_t, critical) }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_nonce_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_nonce_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_nonce_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_nonce_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_nonce_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_nonce_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_nonce_payload_t, reserved[6]) }, /* Length of the whole nonce payload*/ - { PAYLOAD_LENGTH, offsetof(private_nonce_payload_t, payload_length) }, + { PAYLOAD_LENGTH, offsetof(private_nonce_payload_t, payload_length) }, /* some nonce bytes, lenth is defined in PAYLOAD_LENGTH */ - { NONCE_DATA, offsetof(private_nonce_payload_t, nonce) } + { NONCE_DATA, offsetof(private_nonce_payload_t, nonce) }, }; /* 1 2 3 @@ -92,102 +95,64 @@ encoding_rule_t nonce_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_nonce_payload_t *this) +METHOD(payload_t, verify, status_t, + private_nonce_payload_t *this) { - if ((this->nonce.len < 16) || ((this->nonce.len > 256))) + if (this->nonce.len < 16 || this->nonce.len > 256) { - /* nonce length is wrong */ return FAILED; } - return SUCCESS; } -/** - * Implementation of nonce_payload_t.set_nonce. - */ -static status_t set_nonce(private_nonce_payload_t *this, chunk_t nonce) -{ - this->nonce.ptr = clalloc(nonce.ptr, nonce.len); - this->nonce.len = nonce.len; - this->payload_length = NONCE_PAYLOAD_HEADER_LENGTH + nonce.len; - return SUCCESS; -} - -/** - * Implementation of nonce_payload_t.get_nonce. - */ -static chunk_t get_nonce(private_nonce_payload_t *this) -{ - chunk_t nonce; - nonce.ptr = clalloc(this->nonce.ptr,this->nonce.len); - nonce.len = this->nonce.len; - return nonce; -} - -/** - * Implementation of nonce_payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_nonce_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_nonce_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = nonce_payload_encodings; - *rule_count = sizeof(nonce_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(nonce_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_nonce_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_nonce_payload_t *this) { return NONCE; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_nonce_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_nonce_payload_t *this) { - return (this->next_payload); + return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_nonce_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_nonce_payload_t *this, payload_type_t type) { this->next_payload = type; } -/** - * recompute the length of the payload. - */ -static void compute_length(private_nonce_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_nonce_payload_t *this) { - this->payload_length = NONCE_PAYLOAD_HEADER_LENGTH + this->nonce.len; + return this->payload_length; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_nonce_payload_t *this) +METHOD(nonce_payload_t, set_nonce, void, + private_nonce_payload_t *this, chunk_t nonce) { - compute_length(this); - return this->payload_length; + this->nonce = chunk_clone(nonce); + this->payload_length = NONCE_PAYLOAD_HEADER_LENGTH + nonce.len; } -/** - * Implementation of payload_t.destroy and nonce_payload_t.destroy. - */ -static void destroy(private_nonce_payload_t *this) +METHOD(nonce_payload_t, get_nonce, chunk_t, + private_nonce_payload_t *this) { - if (this->nonce.ptr != NULL) - { - free(this->nonce.ptr); - } + return chunk_clone(this->nonce); +} +METHOD2(payload_t, nonce_payload_t, destroy, void, + private_nonce_payload_t *this) +{ + free(this->nonce.ptr); free(this); } @@ -196,30 +161,25 @@ static void destroy(private_nonce_payload_t *this) */ nonce_payload_t *nonce_payload_create() { - private_nonce_payload_t *this = malloc_thing(private_nonce_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.destroy = (void (*) (nonce_payload_t *)) destroy; - this->public.set_nonce = (void (*) (nonce_payload_t *,chunk_t)) set_nonce; - this->public.get_nonce = (chunk_t (*) (nonce_payload_t *)) get_nonce; - - /* private variables */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = NONCE_PAYLOAD_HEADER_LENGTH; - this->nonce.ptr = NULL; - this->nonce.len = 0; - - return (&(this->public)); + private_nonce_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .set_nonce = _set_nonce, + .get_nonce = _get_nonce, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = NONCE_PAYLOAD_HEADER_LENGTH, + ); + return &this->public; } - - diff --git a/src/libcharon/encoding/payloads/notify_payload.c b/src/libcharon/encoding/payloads/notify_payload.c index a56fd1869..77f15ec6d 100644 --- a/src/libcharon/encoding/payloads/notify_payload.c +++ b/src/libcharon/encoding/payloads/notify_payload.c @@ -1,7 +1,8 @@ /* + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2006-2008 Tobias Brunner * Copyright (C) 2006 Daniel Roethlisberger - * Copyright (C) 2005-2006 Martin Willi * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -186,9 +187,9 @@ typedef struct private_notify_payload_t private_notify_payload_t; /** * Private data of an notify_payload_t object. - * */ struct private_notify_payload_t { + /** * Public notify_payload_t interface. */ @@ -205,6 +206,11 @@ struct private_notify_payload_t { bool critical; /** + * reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -240,7 +246,6 @@ struct private_notify_payload_t { * * The defined offsets are the positions in a object of type * private_notify_payload_t. - * */ encoding_rule_t notify_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ @@ -248,13 +253,13 @@ encoding_rule_t notify_payload_encodings[] = { /* the critical bit */ { FLAG, offsetof(private_notify_payload_t, critical) }, /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { RESERVED_BIT, offsetof(private_notify_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_notify_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_notify_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_notify_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_notify_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_notify_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_notify_payload_t, reserved[6]) }, /* Length of the whole payload*/ { PAYLOAD_LENGTH, offsetof(private_notify_payload_t, payload_length) }, /* Protocol ID as 8 bit field*/ @@ -262,11 +267,11 @@ encoding_rule_t notify_payload_encodings[] = { /* SPI Size as 8 bit field*/ { SPI_SIZE, offsetof(private_notify_payload_t, spi_size) }, /* Notify message type as 16 bit field*/ - { U_INT_16, offsetof(private_notify_payload_t, notify_type) }, + { U_INT_16, offsetof(private_notify_payload_t, notify_type) }, /* SPI as variable length field*/ { SPI, offsetof(private_notify_payload_t, spi) }, /* Key Exchange Data is from variable size */ - { NOTIFICATION_DATA, offsetof(private_notify_payload_t, notification_data) } + { NOTIFICATION_DATA,offsetof(private_notify_payload_t, notification_data) } }; /* @@ -287,10 +292,8 @@ encoding_rule_t notify_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_notify_payload_t *this) +METHOD(payload_t, verify, status_t, + private_notify_payload_t *this) { bool bad_length = FALSE; @@ -404,35 +407,27 @@ static status_t verify(private_notify_payload_t *this) return SUCCESS; } -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_notify_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_notify_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = notify_payload_encodings; - *rule_count = sizeof(notify_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(notify_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_notify_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_notify_payload_t *this) { return NOTIFY; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_notify_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_notify_payload_t *this) { - return (this->next_payload); + return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_notify_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_notify_payload_t *this, payload_type_t type) { this->next_payload = type; } @@ -443,6 +438,7 @@ static void set_next_type(private_notify_payload_t *this,payload_type_t type) static void compute_length (private_notify_payload_t *this) { size_t length = NOTIFY_PAYLOAD_HEADER_LENGTH; + if (this->notification_data.ptr != NULL) { length += this->notification_data.len; @@ -454,51 +450,38 @@ static void compute_length (private_notify_payload_t *this) this->payload_length = length; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_notify_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_notify_payload_t *this) { - compute_length(this); return this->payload_length; } -/** - * Implementation of notify_payload_t.get_protocol_id. - */ -static u_int8_t get_protocol_id(private_notify_payload_t *this) +METHOD(notify_payload_t, get_protocol_id, u_int8_t, + private_notify_payload_t *this) { return this->protocol_id; } -/** - * Implementation of notify_payload_t.set_protocol_id. - */ -static void set_protocol_id(private_notify_payload_t *this, u_int8_t protocol_id) +METHOD(notify_payload_t, set_protocol_id, void, + private_notify_payload_t *this, u_int8_t protocol_id) { this->protocol_id = protocol_id; } -/** - * Implementation of notify_payload_t.get_notify_type. - */ -static notify_type_t get_notify_type(private_notify_payload_t *this) +METHOD(notify_payload_t, get_notify_type, notify_type_t, + private_notify_payload_t *this) { return this->notify_type; } -/** - * Implementation of notify_payload_t.set_notify_type. - */ -static void set_notify_type(private_notify_payload_t *this, u_int16_t notify_type) +METHOD(notify_payload_t, set_notify_type, void, + private_notify_payload_t *this, notify_type_t notify_type) { this->notify_type = notify_type; } -/** - * Implementation of notify_payload_t.get_spi. - */ -static u_int32_t get_spi(private_notify_payload_t *this) +METHOD(notify_payload_t, get_spi, u_int32_t, + private_notify_payload_t *this) { switch (this->protocol_id) { @@ -514,10 +497,8 @@ static u_int32_t get_spi(private_notify_payload_t *this) return 0; } -/** - * Implementation of notify_payload_t.set_spi. - */ -static void set_spi(private_notify_payload_t *this, u_int32_t spi) +METHOD(notify_payload_t, set_spi, void, + private_notify_payload_t *this, u_int32_t spi) { chunk_free(&this->spi); switch (this->protocol_id) @@ -534,37 +515,26 @@ static void set_spi(private_notify_payload_t *this, u_int32_t spi) compute_length(this); } -/** - * Implementation of notify_payload_t.get_notification_data. - */ -static chunk_t get_notification_data(private_notify_payload_t *this) +METHOD(notify_payload_t, get_notification_data, chunk_t, + private_notify_payload_t *this) { - return (this->notification_data); + return this->notification_data; } -/** - * Implementation of notify_payload_t.set_notification_data. - */ -static status_t set_notification_data(private_notify_payload_t *this, chunk_t notification_data) +METHOD(notify_payload_t, set_notification_data, void, + private_notify_payload_t *this, chunk_t data) { - chunk_free(&this->notification_data); - if (notification_data.len > 0) - { - this->notification_data = chunk_clone(notification_data); - } + free(this->notification_data.ptr); + this->notification_data = chunk_clone(data); compute_length(this); - return SUCCESS; } -/** - * Implementation of notify_payload_t.destroy and notify_payload_t.destroy. - */ -static status_t destroy(private_notify_payload_t *this) +METHOD2(payload_t, notify_payload_t, destroy, void, + private_notify_payload_t *this) { - chunk_free(&this->notification_data); - chunk_free(&this->spi); + free(this->notification_data.ptr); + free(this->spi.ptr); free(this); - return SUCCESS; } /* @@ -572,52 +542,45 @@ static status_t destroy(private_notify_payload_t *this) */ notify_payload_t *notify_payload_create() { - private_notify_payload_t *this = malloc_thing(private_notify_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.get_protocol_id = (u_int8_t (*) (notify_payload_t *)) get_protocol_id; - this->public.set_protocol_id = (void (*) (notify_payload_t *,u_int8_t)) set_protocol_id; - this->public.get_notify_type = (notify_type_t (*) (notify_payload_t *)) get_notify_type; - this->public.set_notify_type = (void (*) (notify_payload_t *,notify_type_t)) set_notify_type; - this->public.get_spi = (u_int32_t (*) (notify_payload_t *)) get_spi; - this->public.set_spi = (void (*) (notify_payload_t *,u_int32_t)) set_spi; - this->public.get_notification_data = (chunk_t (*) (notify_payload_t *)) get_notification_data; - this->public.set_notification_data = (void (*) (notify_payload_t *,chunk_t)) set_notification_data; - this->public.destroy = (void (*) (notify_payload_t *)) destroy; - - /* set default values of the fields */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = NOTIFY_PAYLOAD_HEADER_LENGTH; - this->protocol_id = 0; - this->notify_type = 0; - this->spi.ptr = NULL; - this->spi.len = 0; - this->spi_size = 0; - this->notification_data.ptr = NULL; - this->notification_data.len = 0; - + private_notify_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_protocol_id = _get_protocol_id, + .set_protocol_id = _set_protocol_id, + .get_notify_type = _get_notify_type, + .set_notify_type = _set_notify_type, + .get_spi = _get_spi, + .set_spi = _set_spi, + .get_notification_data = _get_notification_data, + .set_notification_data = _set_notification_data, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = NOTIFY_PAYLOAD_HEADER_LENGTH, + ); return &this->public; } /* * Described in header. */ -notify_payload_t *notify_payload_create_from_protocol_and_type(protocol_id_t protocol_id, notify_type_t notify_type) +notify_payload_t *notify_payload_create_from_protocol_and_type( + protocol_id_t protocol_id, notify_type_t notify_type) { notify_payload_t *notify = notify_payload_create(); - notify->set_notify_type(notify,notify_type); - notify->set_protocol_id(notify,protocol_id); + notify->set_notify_type(notify, notify_type); + notify->set_protocol_id(notify, protocol_id); return notify; } diff --git a/src/libcharon/encoding/payloads/payload.c b/src/libcharon/encoding/payloads/payload.c index 1cee6d2aa..d1e677db7 100644 --- a/src/libcharon/encoding/payloads/payload.c +++ b/src/libcharon/encoding/payloads/payload.c @@ -59,25 +59,23 @@ ENUM_NEXT(payload_type_names, SECURITY_ASSOCIATION, EXTENSIBLE_AUTHENTICATION, N #ifdef ME ENUM_NEXT(payload_type_names, ID_PEER, ID_PEER, EXTENSIBLE_AUTHENTICATION, "ID_PEER"); -ENUM_NEXT(payload_type_names, HEADER, UNKNOWN_PAYLOAD, ID_PEER, +ENUM_NEXT(payload_type_names, HEADER, CONFIGURATION_ATTRIBUTE, ID_PEER, "HEADER", "PROPOSAL_SUBSTRUCTURE", "TRANSFORM_SUBSTRUCTURE", "TRANSFORM_ATTRIBUTE", "TRAFFIC_SELECTOR_SUBSTRUCTURE", - "CONFIGURATION_ATTRIBUTE", - "UNKNOWN_PAYLOAD"); + "CONFIGURATION_ATTRIBUTE"); #else -ENUM_NEXT(payload_type_names, HEADER, UNKNOWN_PAYLOAD, EXTENSIBLE_AUTHENTICATION, +ENUM_NEXT(payload_type_names, HEADER, CONFIGURATION_ATTRIBUTE, EXTENSIBLE_AUTHENTICATION, "HEADER", "PROPOSAL_SUBSTRUCTURE", "TRANSFORM_SUBSTRUCTURE", "TRANSFORM_ATTRIBUTE", "TRAFFIC_SELECTOR_SUBSTRUCTURE", - "CONFIGURATION_ATTRIBUTE", - "UNKNOWN_PAYLOAD"); + "CONFIGURATION_ATTRIBUTE"); #endif /* ME */ -ENUM_END(payload_type_names, UNKNOWN_PAYLOAD); +ENUM_END(payload_type_names, CONFIGURATION_ATTRIBUTE); /* short forms of payload names */ ENUM_BEGIN(payload_type_short_names, NO_PAYLOAD, NO_PAYLOAD, @@ -102,25 +100,23 @@ ENUM_NEXT(payload_type_short_names, SECURITY_ASSOCIATION, EXTENSIBLE_AUTHENTICAT #ifdef ME ENUM_NEXT(payload_type_short_names, ID_PEER, ID_PEER, EXTENSIBLE_AUTHENTICATION, "IDp"); -ENUM_NEXT(payload_type_short_names, HEADER, UNKNOWN_PAYLOAD, ID_PEER, +ENUM_NEXT(payload_type_short_names, HEADER, CONFIGURATION_ATTRIBUTE, ID_PEER, "HDR", "PROP", "TRANS", "TRANSATTR", "TSSUB", - "CPATTR", - "??"); + "CPATTR"); #else -ENUM_NEXT(payload_type_short_names, HEADER, UNKNOWN_PAYLOAD, EXTENSIBLE_AUTHENTICATION, +ENUM_NEXT(payload_type_short_names, HEADER, CONFIGURATION_ATTRIBUTE, EXTENSIBLE_AUTHENTICATION, "HDR", "PROP", "TRANS", "TRANSATTR", "TSSUB", - "CPATTR", - "??"); + "CPATTR"); #endif /* ME */ -ENUM_END(payload_type_short_names, UNKNOWN_PAYLOAD); +ENUM_END(payload_type_short_names, CONFIGURATION_ATTRIBUTE); /* * see header @@ -178,7 +174,45 @@ payload_t *payload_create(payload_type_t type) case ENCRYPTED: return (payload_t*)encryption_payload_create(); default: - return (payload_t*)unknown_payload_create(); + return (payload_t*)unknown_payload_create(type); } } +/** + * See header. + */ +bool payload_is_known(payload_type_t type) +{ + if (type == HEADER || + (type >= SECURITY_ASSOCIATION && type <= EXTENSIBLE_AUTHENTICATION)) + { + return TRUE; + } +#ifdef ME + if (type == ID_PEER) + { + return TRUE; + } +#endif + return FALSE; +} + +/** + * See header. + */ +void* payload_get_field(payload_t *payload, encoding_type_t type, u_int skip) +{ + encoding_rule_t *rule; + size_t count; + int i; + + payload->get_encoding_rules(payload, &rule, &count); + for (i = 0; i < count; i++) + { + if (rule[i].type == type && skip-- == 0) + { + return ((char*)payload) + rule[i].offset; + } + } + return NULL; +} diff --git a/src/libcharon/encoding/payloads/payload.h b/src/libcharon/encoding/payloads/payload.h index 2e783cb30..0f407ff42 100644 --- a/src/libcharon/encoding/payloads/payload.h +++ b/src/libcharon/encoding/payloads/payload.h @@ -137,7 +137,7 @@ enum payload_type_t{ * This payload type is not sent over wire and just * used internally to handle IKEv2-Header like a payload. */ - HEADER = 140, + HEADER = 256, /** * PROPOSAL_SUBSTRUCTURE has a value of PRIVATE USE space. @@ -145,7 +145,7 @@ enum payload_type_t{ * This payload type is not sent over wire and just * used internally to handle a proposal substructure like a payload. */ - PROPOSAL_SUBSTRUCTURE = 141, + PROPOSAL_SUBSTRUCTURE = 257, /** * TRANSFORM_SUBSTRUCTURE has a value of PRIVATE USE space. @@ -153,7 +153,7 @@ enum payload_type_t{ * This payload type is not sent over wire and just * used internally to handle a transform substructure like a payload. */ - TRANSFORM_SUBSTRUCTURE = 142, + TRANSFORM_SUBSTRUCTURE = 258, /** * TRANSFORM_ATTRIBUTE has a value of PRIVATE USE space. @@ -161,7 +161,7 @@ enum payload_type_t{ * This payload type is not sent over wire and just * used internally to handle a transform attribute like a payload. */ - TRANSFORM_ATTRIBUTE = 143, + TRANSFORM_ATTRIBUTE = 259, /** * TRAFFIC_SELECTOR_SUBSTRUCTURE has a value of PRIVATE USE space. @@ -169,7 +169,7 @@ enum payload_type_t{ * This payload type is not sent over wire and just * used internally to handle a transform selector like a payload. */ - TRAFFIC_SELECTOR_SUBSTRUCTURE = 144, + TRAFFIC_SELECTOR_SUBSTRUCTURE = 260, /** * CONFIGURATION_ATTRIBUTE has a value of PRIVATE USE space. @@ -177,18 +177,9 @@ enum payload_type_t{ * This payload type is not sent over wire and just * used internally to handle a transform attribute like a payload. */ - CONFIGURATION_ATTRIBUTE = 145, - - /** - * A unknown payload has a value of PRIVATE USE space. - * - * This payload type is not sent over wire and just - * used internally to handle a unknown payload. - */ - UNKNOWN_PAYLOAD = 146, + CONFIGURATION_ATTRIBUTE = 261, }; - /** * enum names for payload_type_t. */ @@ -269,4 +260,22 @@ struct payload_t { */ payload_t *payload_create(payload_type_t type); +/** + * Check if a specific payload is implemented, or handled as unknown payload. + * + * @param type type of the payload to check + * @return FALSE if payload type handled as unknown payload + */ +bool payload_is_known(payload_type_t type); + +/** + * Get the value field in a payload using encoding rules. + * + * @param payload payload to look up a field + * @param type encoding rule type to look up + * @param skip number rules of type to skip, 0 to get first + * @return type specific value pointer, NULL if not found + */ +void* payload_get_field(payload_t *payload, encoding_type_t type, u_int skip); + #endif /** PAYLOAD_H_ @}*/ diff --git a/src/libcharon/encoding/payloads/proposal_substructure.c b/src/libcharon/encoding/payloads/proposal_substructure.c index 985b03255..f39c3b0e6 100644 --- a/src/libcharon/encoding/payloads/proposal_substructure.c +++ b/src/libcharon/encoding/payloads/proposal_substructure.c @@ -47,6 +47,11 @@ struct private_proposal_substructure_t { u_int8_t next_payload; /** + * reserved byte + */ + u_int8_t reserved; + + /** * Length of this payload. */ u_int16_t proposal_length; @@ -91,8 +96,8 @@ struct private_proposal_substructure_t { encoding_rule_t proposal_substructure_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ { U_INT_8, offsetof(private_proposal_substructure_t, next_payload) }, - /* Reserved Byte is skipped */ - { RESERVED_BYTE, 0 }, + /* 1 Reserved Byte */ + { RESERVED_BYTE, offsetof(private_proposal_substructure_t, reserved) }, /* Length of the whole proposal substructure payload*/ { PAYLOAD_LENGTH, offsetof(private_proposal_substructure_t, proposal_length) }, /* proposal number is a number of 8 bit */ @@ -213,28 +218,23 @@ METHOD(payload_t, set_next_type, void, */ static void compute_length(private_proposal_substructure_t *this) { - iterator_t *iterator; - payload_t *current_transform; - size_t transforms_count = 0; - size_t length = PROPOSAL_SUBSTRUCTURE_HEADER_LENGTH; + enumerator_t *enumerator; + payload_t *transform; - iterator = this->transforms->create_iterator(this->transforms,TRUE); - while (iterator->iterate(iterator, (void**)¤t_transform)) + this->transforms_count = 0; + this->proposal_length = PROPOSAL_SUBSTRUCTURE_HEADER_LENGTH + this->spi.len; + enumerator = this->transforms->create_enumerator(this->transforms); + while (enumerator->enumerate(enumerator, &transform)) { - length += current_transform->get_length(current_transform); - transforms_count++; + this->proposal_length += transform->get_length(transform); + this->transforms_count++; } - iterator->destroy(iterator); - - length += this->spi.len; - this->transforms_count = transforms_count; - this->proposal_length = length; + enumerator->destroy(enumerator); } METHOD(payload_t, get_length, size_t, private_proposal_substructure_t *this) { - compute_length(this); return this->proposal_length; } @@ -342,32 +342,10 @@ METHOD(proposal_substructure_t, get_proposal, proposal_t*, return proposal; } -METHOD(proposal_substructure_t, clone_, proposal_substructure_t*, +METHOD(proposal_substructure_t, create_substructure_enumerator, enumerator_t*, private_proposal_substructure_t *this) { - private_proposal_substructure_t *clone; - enumerator_t *enumerator; - transform_substructure_t *current; - - clone = (private_proposal_substructure_t*)proposal_substructure_create(); - clone->next_payload = this->next_payload; - clone->proposal_number = this->proposal_number; - clone->protocol_id = this->protocol_id; - clone->spi_size = this->spi_size; - if (this->spi.ptr != NULL) - { - clone->spi.ptr = clalloc(this->spi.ptr, this->spi.len); - clone->spi.len = this->spi.len; - } - enumerator = this->transforms->create_enumerator(this->transforms); - while (enumerator->enumerate(enumerator, ¤t)) - { - current = current->clone(current); - add_transform_substructure(clone, current); - } - enumerator->destroy(enumerator); - - return &clone->public; + return this->transforms->create_enumerator(this->transforms); } METHOD2(payload_t, proposal_substructure_t, destroy, void, @@ -403,12 +381,13 @@ proposal_substructure_t *proposal_substructure_create() .get_protocol_id = _get_protocol_id, .set_is_last_proposal = _set_is_last_proposal, .get_proposal = _get_proposal, + .create_substructure_enumerator = _create_substructure_enumerator, .set_spi = _set_spi, .get_spi = _get_spi, - .clone = _clone_, .destroy = _destroy, }, .next_payload = NO_PAYLOAD, + .proposal_length = PROPOSAL_SUBSTRUCTURE_HEADER_LENGTH, .transforms = linked_list_create(), ); @@ -500,6 +479,7 @@ proposal_substructure_t *proposal_substructure_create_from_proposal( } this->proposal_number = proposal->get_number(proposal); this->protocol_id = proposal->get_protocol(proposal); + compute_length(this); return &this->public; } diff --git a/src/libcharon/encoding/payloads/proposal_substructure.h b/src/libcharon/encoding/payloads/proposal_substructure.h index 56e7184b6..d0ba1fd2a 100644 --- a/src/libcharon/encoding/payloads/proposal_substructure.h +++ b/src/libcharon/encoding/payloads/proposal_substructure.h @@ -111,11 +111,11 @@ struct proposal_substructure_t { proposal_t * (*get_proposal) (proposal_substructure_t *this); /** - * Clones an proposal_substructure_t object. + * Create an enumerator over transform substructures. * - * @return cloned object + * @return enumerator over transform_substructure_t */ - proposal_substructure_t* (*clone) (proposal_substructure_t *this); + enumerator_t* (*create_substructure_enumerator)(proposal_substructure_t *this); /** * Destroys an proposal_substructure_t object. diff --git a/src/libcharon/encoding/payloads/sa_payload.c b/src/libcharon/encoding/payloads/sa_payload.c index 4fbd4cac0..db20d052f 100644 --- a/src/libcharon/encoding/payloads/sa_payload.c +++ b/src/libcharon/encoding/payloads/sa_payload.c @@ -46,6 +46,11 @@ struct private_sa_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -68,13 +73,13 @@ encoding_rule_t sa_payload_encodings[] = { /* the critical bit */ { FLAG, offsetof(private_sa_payload_t, critical) }, /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { RESERVED_BIT, offsetof(private_sa_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_sa_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_sa_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_sa_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_sa_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_sa_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_sa_payload_t, reserved[6]) }, /* Length of the whole SA payload*/ { PAYLOAD_LENGTH, offsetof(private_sa_payload_t, payload_length) }, /* Proposals are stored in a proposal substructure, @@ -185,7 +190,6 @@ static void compute_length(private_sa_payload_t *this) METHOD(payload_t, get_length, size_t, private_sa_payload_t *this) { - compute_length(this); return this->payload_length; } @@ -258,6 +262,12 @@ METHOD(sa_payload_t, get_proposals, linked_list_t*, return list; } +METHOD(sa_payload_t, create_substructure_enumerator, enumerator_t*, + private_sa_payload_t *this) +{ + return this->proposals->create_enumerator(this->proposals); +} + METHOD2(payload_t, sa_payload_t, destroy, void, private_sa_payload_t *this) { @@ -286,6 +296,7 @@ sa_payload_t *sa_payload_create() }, .add_proposal = _add_proposal, .get_proposals = _get_proposals, + .create_substructure_enumerator = _create_substructure_enumerator, .destroy = _destroy, }, .next_payload = NO_PAYLOAD, diff --git a/src/libcharon/encoding/payloads/sa_payload.h b/src/libcharon/encoding/payloads/sa_payload.h index 801a70738..cc8c481c8 100644 --- a/src/libcharon/encoding/payloads/sa_payload.h +++ b/src/libcharon/encoding/payloads/sa_payload.h @@ -61,6 +61,13 @@ struct sa_payload_t { void (*add_proposal) (sa_payload_t *this, proposal_t *proposal); /** + * Create an enumerator over all proposal substructures. + * + * @return enumerator over proposal_substructure_t + */ + enumerator_t* (*create_substructure_enumerator)(sa_payload_t *this); + + /** * Destroys an sa_payload_t object. */ void (*destroy) (sa_payload_t *this); diff --git a/src/libcharon/encoding/payloads/traffic_selector_substructure.c b/src/libcharon/encoding/payloads/traffic_selector_substructure.c index f24857591..df36e4383 100644 --- a/src/libcharon/encoding/payloads/traffic_selector_substructure.c +++ b/src/libcharon/encoding/payloads/traffic_selector_substructure.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -19,14 +20,13 @@ #include <encoding/payloads/encodings.h> #include <utils/linked_list.h> - typedef struct private_traffic_selector_substructure_t private_traffic_selector_substructure_t; /** * Private data of an traffic_selector_substructure_t object. - * */ struct private_traffic_selector_substructure_t { + /** * Public traffic_selector_substructure_t interface. */ @@ -73,24 +73,22 @@ struct private_traffic_selector_substructure_t { * * The defined offsets are the positions in a object of type * private_traffic_selector_substructure_t. - * */ encoding_rule_t traffic_selector_substructure_encodings[] = { /* 1 Byte next ts type*/ - { TS_TYPE, offsetof(private_traffic_selector_substructure_t, ts_type) }, + { TS_TYPE, offsetof(private_traffic_selector_substructure_t, ts_type) }, /* 1 Byte IP protocol id*/ - { U_INT_8, offsetof(private_traffic_selector_substructure_t, ip_protocol_id) }, + { U_INT_8, offsetof(private_traffic_selector_substructure_t, ip_protocol_id) }, /* Length of the whole payload*/ - { PAYLOAD_LENGTH, offsetof(private_traffic_selector_substructure_t, payload_length) }, + { PAYLOAD_LENGTH,offsetof(private_traffic_selector_substructure_t, payload_length) }, /* 2 Byte start port*/ - { U_INT_16, offsetof(private_traffic_selector_substructure_t, start_port) }, + { U_INT_16, offsetof(private_traffic_selector_substructure_t, start_port) }, /* 2 Byte end port*/ { U_INT_16, offsetof(private_traffic_selector_substructure_t, end_port) }, /* starting address is either 4 or 16 byte */ - { ADDRESS, offsetof(private_traffic_selector_substructure_t, starting_address) }, + { ADDRESS, offsetof(private_traffic_selector_substructure_t, starting_address) }, /* ending address is either 4 or 16 byte */ - { ADDRESS, offsetof(private_traffic_selector_substructure_t, ending_address) } - + { ADDRESS, offsetof(private_traffic_selector_substructure_t, ending_address) } }; /* @@ -111,10 +109,8 @@ encoding_rule_t traffic_selector_substructure_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_traffic_selector_substructure_t *this) +METHOD(payload_t, verify, status_t, + private_traffic_selector_substructure_t *this) { if (this->start_port > this->end_port) { @@ -152,72 +148,48 @@ static status_t verify(private_traffic_selector_substructure_t *this) return SUCCESS; } -/** - * Implementation of traffic_selector_substructure_t.get_encoding_rules. - */ -static void get_encoding_rules(private_traffic_selector_substructure_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_traffic_selector_substructure_t *this, encoding_rule_t **rules, + size_t *rule_count) { *rules = traffic_selector_substructure_encodings; - *rule_count = sizeof(traffic_selector_substructure_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(traffic_selector_substructure_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_traffic_selector_substructure_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_traffic_selector_substructure_t *this) { return TRAFFIC_SELECTOR_SUBSTRUCTURE; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_traffic_selector_substructure_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_traffic_selector_substructure_t *this) { - return 0; + return NO_PAYLOAD; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_traffic_selector_substructure_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_traffic_selector_substructure_t *this,payload_type_t type) { - } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_traffic_selector_substructure_t *this) +METHOD(payload_t, get_length, size_t, + private_traffic_selector_substructure_t *this) { return this->payload_length; } -/** - * Implementation of traffic_selector_substructure_t.get_traffic_selector. - */ -static traffic_selector_t *get_traffic_selector(private_traffic_selector_substructure_t *this) +METHOD(traffic_selector_substructure_t, get_traffic_selector, traffic_selector_t*, + private_traffic_selector_substructure_t *this) { - traffic_selector_t *ts; - ts = traffic_selector_create_from_bytes(this->ip_protocol_id, this->ts_type, - this->starting_address, this->start_port, - this->ending_address, this->end_port); - return ts; + return traffic_selector_create_from_bytes( + this->ip_protocol_id, this->ts_type, + this->starting_address, this->start_port, + this->ending_address, this->end_port); } -/** - * recompute length field of the payload - */ -void compute_length(private_traffic_selector_substructure_t *this) -{ - this->payload_length = TRAFFIC_SELECTOR_HEADER_LENGTH + - this->ending_address.len + this->starting_address.len; -} - -/** - * Implementation of payload_t.destroy and traffic_selector_substructure_t.destroy. - */ -static void destroy(private_traffic_selector_substructure_t *this) +METHOD2(payload_t, traffic_selector_substructure_t, destroy, void, + private_traffic_selector_substructure_t *this) { free(this->starting_address.ptr); free(this->ending_address.ptr); @@ -229,48 +201,46 @@ static void destroy(private_traffic_selector_substructure_t *this) */ traffic_selector_substructure_t *traffic_selector_substructure_create() { - private_traffic_selector_substructure_t *this = malloc_thing(private_traffic_selector_substructure_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.get_traffic_selector = (traffic_selector_t* (*)(traffic_selector_substructure_t*))get_traffic_selector; - this->public.destroy = (void (*) (traffic_selector_substructure_t *)) destroy; - - /* private variables */ - this->payload_length = TRAFFIC_SELECTOR_HEADER_LENGTH; - this->start_port = 0; - this->end_port = 0; - this->starting_address = chunk_empty; - this->ending_address = chunk_empty; - this->ip_protocol_id = 0; - /* must be set to be valid */ - this->ts_type = TS_IPV4_ADDR_RANGE; - - return (&(this->public)); + private_traffic_selector_substructure_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_traffic_selector = _get_traffic_selector, + .destroy = _destroy, + }, + .payload_length = TRAFFIC_SELECTOR_HEADER_LENGTH, + /* must be set to be valid */ + .ts_type = TS_IPV4_ADDR_RANGE, + ); + return &this->public; } /* * Described in header */ -traffic_selector_substructure_t *traffic_selector_substructure_create_from_traffic_selector(traffic_selector_t *traffic_selector) +traffic_selector_substructure_t *traffic_selector_substructure_create_from_traffic_selector( + traffic_selector_t *ts) { - private_traffic_selector_substructure_t *this = (private_traffic_selector_substructure_t*)traffic_selector_substructure_create(); - this->ts_type = traffic_selector->get_type(traffic_selector); - this->ip_protocol_id = traffic_selector->get_protocol(traffic_selector); - this->start_port = traffic_selector->get_from_port(traffic_selector); - this->end_port = traffic_selector->get_to_port(traffic_selector); - this->starting_address = chunk_clone(traffic_selector->get_from_address(traffic_selector)); - this->ending_address = chunk_clone(traffic_selector->get_to_address(traffic_selector)); - - compute_length(this); + private_traffic_selector_substructure_t *this; + + this = (private_traffic_selector_substructure_t*)traffic_selector_substructure_create(); + this->ts_type = ts->get_type(ts); + this->ip_protocol_id = ts->get_protocol(ts); + this->start_port = ts->get_from_port(ts); + this->end_port = ts->get_to_port(ts); + this->starting_address = chunk_clone(ts->get_from_address(ts)); + this->ending_address = chunk_clone(ts->get_to_address(ts)); + this->payload_length = TRAFFIC_SELECTOR_HEADER_LENGTH + + this->ending_address.len + this->starting_address.len; - return &(this->public); + return &this->public; } diff --git a/src/libcharon/encoding/payloads/transform_attribute.c b/src/libcharon/encoding/payloads/transform_attribute.c index 8bf2ddef4..7d21258b1 100644 --- a/src/libcharon/encoding/payloads/transform_attribute.c +++ b/src/libcharon/encoding/payloads/transform_attribute.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -26,9 +27,9 @@ typedef struct private_transform_attribute_t private_transform_attribute_t; /** * Private data of an transform_attribute_t object. - * */ struct private_transform_attribute_t { + /** * Public transform_attribute_t interface. */ @@ -70,7 +71,6 @@ ENUM_END(transform_attribute_type_name, KEY_LENGTH); * * The defined offsets are the positions in a object of type * private_transform_attribute_t. - * */ encoding_rule_t transform_attribute_encodings[] = { /* Flag defining the format of this payload */ @@ -78,7 +78,7 @@ encoding_rule_t transform_attribute_encodings[] = { /* type of the attribute as 15 bit unsigned integer */ { ATTRIBUTE_TYPE, offsetof(private_transform_attribute_t, attribute_type) }, /* Length or value, depending on the attribute format flag */ - { ATTRIBUTE_LENGTH_OR_VALUE, offsetof(private_transform_attribute_t, attribute_length_or_value) }, + { ATTRIBUTE_LENGTH_OR_VALUE,offsetof(private_transform_attribute_t, attribute_length_or_value) }, /* Value of attribute if attribute format flag is zero */ { ATTRIBUTE_VALUE, offsetof(private_transform_attribute_t, attribute_value) } }; @@ -95,162 +95,106 @@ encoding_rule_t transform_attribute_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_transform_attribute_t *this) +METHOD(payload_t, verify, status_t, + private_transform_attribute_t *this) { - if (this->attribute_type != KEY_LENGTH) - { - return FAILED; - } - return SUCCESS; } -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_transform_attribute_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_transform_attribute_t *this, encoding_rule_t **rules, + size_t *rule_count) { *rules = transform_attribute_encodings; - *rule_count = sizeof(transform_attribute_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(transform_attribute_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_transform_attribute_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_transform_attribute_t *this) { return TRANSFORM_ATTRIBUTE; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_transform_attribute_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_transform_attribute_t *this) { - return (NO_PAYLOAD); + return NO_PAYLOAD; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_transform_attribute_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_transform_attribute_t *this, payload_type_t type) { } -/** - * Implementation of transform_attribute_t.get_length. - */ -static size_t get_length(private_transform_attribute_t *this) +METHOD(payload_t, get_length, size_t, + private_transform_attribute_t *this) { - if (this->attribute_format == TRUE) + if (this->attribute_format) { - /*Attribute size is only 4 byte */ return 4; } - return (this->attribute_length_or_value + 4); + return this->attribute_length_or_value + 4; } -/** - * Implementation of transform_attribute_t.set_value_chunk. - */ -static void set_value_chunk(private_transform_attribute_t *this, chunk_t value) +METHOD(transform_attribute_t, set_value_chunk, void, + private_transform_attribute_t *this, chunk_t value) { - if (this->attribute_value.ptr != NULL) - { - /* free existing value */ - free(this->attribute_value.ptr); - this->attribute_value.ptr = NULL; - this->attribute_value.len = 0; - - } + chunk_free(&this->attribute_value); - if (value.len > 2) + if (value.len != 2) { - this->attribute_value.ptr = clalloc(value.ptr,value.len); - this->attribute_value.len = value.len; + this->attribute_value = chunk_clone(value); this->attribute_length_or_value = value.len; - /* attribute has not a fixed length */ this->attribute_format = FALSE; } else { - memcpy(&(this->attribute_length_or_value),value.ptr,value.len); + memcpy(&this->attribute_length_or_value, value.ptr, value.len); } } -/** - * Implementation of transform_attribute_t.set_value. - */ -static void set_value(private_transform_attribute_t *this, u_int16_t value) +METHOD(transform_attribute_t, set_value, void, + private_transform_attribute_t *this, u_int16_t value) { - if (this->attribute_value.ptr != NULL) - { - /* free existing value */ - free(this->attribute_value.ptr); - this->attribute_value.ptr = NULL; - this->attribute_value.len = 0; - - } + chunk_free(&this->attribute_value); this->attribute_length_or_value = value; + this->attribute_format = TRUE; } -/** - * Implementation of transform_attribute_t.get_value_chunk. - */ -static chunk_t get_value_chunk (private_transform_attribute_t *this) +METHOD(transform_attribute_t, get_value_chunk, chunk_t, + private_transform_attribute_t *this) { - chunk_t value; - - if (this->attribute_format == FALSE) + if (this->attribute_format) { - value.ptr = this->attribute_value.ptr; - value.len = this->attribute_value.len; + return chunk_from_thing(this->attribute_length_or_value); } - else - { - value.ptr = (void *) &(this->attribute_length_or_value); - value.len = 2; - } - - return value; + return this->attribute_value; } -/** - * Implementation of transform_attribute_t.get_value. - */ -static u_int16_t get_value (private_transform_attribute_t *this) +METHOD(transform_attribute_t, get_value, u_int16_t, + private_transform_attribute_t *this) { return this->attribute_length_or_value; } - -/** - * Implementation of transform_attribute_t.set_attribute_type. - */ -static void set_attribute_type (private_transform_attribute_t *this, u_int16_t type) +METHOD(transform_attribute_t, set_attribute_type, void, + private_transform_attribute_t *this, u_int16_t type) { this->attribute_type = type & 0x7FFF; } -/** - * Implementation of transform_attribute_t.get_attribute_type. - */ -static u_int16_t get_attribute_type (private_transform_attribute_t *this) +METHOD(transform_attribute_t, get_attribute_type, u_int16_t, + private_transform_attribute_t *this) { return this->attribute_type; } -/** - * Implementation of transform_attribute_t.clone. - */ -static transform_attribute_t * _clone(private_transform_attribute_t *this) +METHOD(transform_attribute_t, clone_, transform_attribute_t*, + private_transform_attribute_t *this) { private_transform_attribute_t *new_clone; - new_clone = (private_transform_attribute_t *) transform_attribute_create(); + new_clone = (private_transform_attribute_t *)transform_attribute_create(); new_clone->attribute_format = this->attribute_format; new_clone->attribute_type = this->attribute_type; @@ -258,22 +202,15 @@ static transform_attribute_t * _clone(private_transform_attribute_t *this) if (!new_clone->attribute_format) { - new_clone->attribute_value.ptr = clalloc(this->attribute_value.ptr,this->attribute_value.len); - new_clone->attribute_value.len = this->attribute_value.len; + new_clone->attribute_value = chunk_clone(this->attribute_value); } - - return (transform_attribute_t *) new_clone; + return &new_clone->public; } -/** - * Implementation of transform_attribute_t.destroy and payload_t.destroy. - */ -static void destroy(private_transform_attribute_t *this) +METHOD2(payload_t, transform_attribute_t, destroy, void, + private_transform_attribute_t *this) { - if (this->attribute_value.ptr != NULL) - { - free(this->attribute_value.ptr); - } + free(this->attribute_value.ptr); free(this); } @@ -282,35 +219,31 @@ static void destroy(private_transform_attribute_t *this) */ transform_attribute_t *transform_attribute_create() { - private_transform_attribute_t *this = malloc_thing(private_transform_attribute_t); - - /* payload interface */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.set_value_chunk = (void (*) (transform_attribute_t *,chunk_t)) set_value_chunk; - this->public.set_value = (void (*) (transform_attribute_t *,u_int16_t)) set_value; - this->public.get_value_chunk = (chunk_t (*) (transform_attribute_t *)) get_value_chunk; - this->public.get_value = (u_int16_t (*) (transform_attribute_t *)) get_value; - this->public.set_attribute_type = (void (*) (transform_attribute_t *,u_int16_t type)) set_attribute_type; - this->public.get_attribute_type = (u_int16_t (*) (transform_attribute_t *)) get_attribute_type; - this->public.clone = (transform_attribute_t * (*) (transform_attribute_t *)) _clone; - this->public.destroy = (void (*) (transform_attribute_t *)) destroy; - - /* set default values of the fields */ - this->attribute_format = TRUE; - this->attribute_type = 0; - this->attribute_length_or_value = 0; - this->attribute_value.ptr = NULL; - this->attribute_value.len = 0; - - return (&(this->public)); + private_transform_attribute_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .set_value_chunk = _set_value_chunk, + .set_value = _set_value, + .get_value_chunk = _get_value_chunk, + .get_value = _get_value, + .set_attribute_type = _set_attribute_type, + .get_attribute_type = _get_attribute_type, + .clone = _clone_, + .destroy = _destroy, + }, + .attribute_format = TRUE, + ); + return &this->public; } /* @@ -319,7 +252,7 @@ transform_attribute_t *transform_attribute_create() transform_attribute_t *transform_attribute_create_key_length(u_int16_t key_length) { transform_attribute_t *attribute = transform_attribute_create(); - attribute->set_attribute_type(attribute,KEY_LENGTH); - attribute->set_value(attribute,key_length); + attribute->set_attribute_type(attribute, KEY_LENGTH); + attribute->set_value(attribute, key_length); return attribute; } diff --git a/src/libcharon/encoding/payloads/transform_substructure.c b/src/libcharon/encoding/payloads/transform_substructure.c index c94f6c1a2..0428da726 100644 --- a/src/libcharon/encoding/payloads/transform_substructure.c +++ b/src/libcharon/encoding/payloads/transform_substructure.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -24,14 +25,13 @@ #include <utils/linked_list.h> #include <daemon.h> - typedef struct private_transform_substructure_t private_transform_substructure_t; /** * Private data of an transform_substructure_t object. - * */ struct private_transform_substructure_t { + /** * Public transform_substructure_t interface. */ @@ -41,14 +41,16 @@ struct private_transform_substructure_t { * Next payload type. */ u_int8_t next_payload; - + /** + * Reserved bytes + */ + u_int8_t reserved[2]; /** * Length of this payload. */ u_int16_t transform_length; - /** * Type of the transform. */ @@ -65,30 +67,28 @@ struct private_transform_substructure_t { linked_list_t *attributes; }; - /** * Encoding rules to parse or generate a Transform substructure. * * The defined offsets are the positions in a object of type * private_transform_substructure_t. - * */ encoding_rule_t transform_substructure_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_transform_substructure_t, next_payload) }, - /* Reserved Byte is skipped */ - { RESERVED_BYTE, 0 }, + { U_INT_8, offsetof(private_transform_substructure_t, next_payload) }, + /* 1 Reserved Byte */ + { RESERVED_BYTE, offsetof(private_transform_substructure_t, reserved[0]) }, /* Length of the whole transform substructure*/ - { PAYLOAD_LENGTH, offsetof(private_transform_substructure_t, transform_length) }, + { PAYLOAD_LENGTH, offsetof(private_transform_substructure_t, transform_length)}, /* transform type is a number of 8 bit */ - { U_INT_8, offsetof(private_transform_substructure_t, transform_type) }, - /* Reserved Byte is skipped */ - { RESERVED_BYTE, 0 }, + { U_INT_8, offsetof(private_transform_substructure_t, transform_type) }, + /* 1 Reserved Byte */ + { RESERVED_BYTE, offsetof(private_transform_substructure_t, reserved[1]) }, /* tranform ID is a number of 8 bit */ - { U_INT_16, offsetof(private_transform_substructure_t, transform_id) }, + { U_INT_16, offsetof(private_transform_substructure_t, transform_id) }, /* Attributes are stored in a transform attribute, offset points to a linked_list_t pointer */ - { TRANSFORM_ATTRIBUTES, offsetof(private_transform_substructure_t, attributes) } + { TRANSFORM_ATTRIBUTES, offsetof(private_transform_substructure_t, attributes) } }; /* @@ -105,19 +105,15 @@ encoding_rule_t transform_substructure_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ - -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_transform_substructure_t *this) +METHOD(payload_t, verify, status_t, + private_transform_substructure_t *this) { status_t status = SUCCESS; - iterator_t *iterator; - payload_t *current_attributes; + enumerator_t *enumerator; + payload_t *attribute; - if ((this->next_payload != NO_PAYLOAD) && (this->next_payload != 3)) + if (this->next_payload != NO_PAYLOAD && this->next_payload != 3) { - /* must be 0 or 3 */ DBG1(DBG_ENC, "inconsistent next payload"); return FAILED; } @@ -138,45 +134,41 @@ static status_t verify(private_transform_substructure_t *this) return FAILED; } } - iterator = this->attributes->create_iterator(this->attributes,TRUE); - while(iterator->iterate(iterator, (void**)¤t_attributes)) + enumerator = this->attributes->create_enumerator(this->attributes); + while (enumerator->enumerate(enumerator, &attribute)) { - status = current_attributes->verify(current_attributes); + status = attribute->verify(attribute); if (status != SUCCESS) { DBG1(DBG_ENC, "TRANSFORM_ATTRIBUTE verification failed"); + break; } } - iterator->destroy(iterator); + enumerator->destroy(enumerator); /* proposal number is checked in SA payload */ return status; } -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_transform_substructure_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_transform_substructure_t *this, encoding_rule_t **rules, + size_t *rule_count) { *rules = transform_substructure_encodings; - *rule_count = sizeof(transform_substructure_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(transform_substructure_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_transform_substructure_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_transform_substructure_t *this) { return TRANSFORM_SUBSTRUCTURE; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_transform_substructure_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_transform_substructure_t *this) { - return (this->next_payload); + return this->next_payload; } /** @@ -184,154 +176,69 @@ static payload_type_t get_next_type(private_transform_substructure_t *this) */ static void compute_length (private_transform_substructure_t *this) { - iterator_t *iterator; - payload_t *current_attribute; - size_t length = TRANSFORM_SUBSTRUCTURE_HEADER_LENGTH; + enumerator_t *enumerator; + payload_t *attribute; - iterator = this->attributes->create_iterator(this->attributes,TRUE); - while (iterator->iterate(iterator, (void**)¤t_attribute)) + this->transform_length = TRANSFORM_SUBSTRUCTURE_HEADER_LENGTH; + enumerator = this->attributes->create_enumerator(this->attributes); + while (enumerator->enumerate(enumerator, &attribute)) { - length += current_attribute->get_length(current_attribute); + this->transform_length += attribute->get_length(attribute); } - iterator->destroy(iterator); - - this->transform_length = length; + enumerator->destroy(enumerator); } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_transform_substructure_t *this) +METHOD(payload_t, get_length, size_t, + private_transform_substructure_t *this) { - compute_length(this); return this->transform_length; } -/** - * Implementation of transform_substructure_t.create_transform_attribute_iterator. - */ -static iterator_t *create_transform_attribute_iterator (private_transform_substructure_t *this,bool forward) -{ - return this->attributes->create_iterator(this->attributes,forward); -} - -/** - * Implementation of transform_substructure_t.add_transform_attribute. - */ -static void add_transform_attribute (private_transform_substructure_t *this,transform_attribute_t *attribute) -{ - this->attributes->insert_last(this->attributes,(void *) attribute); - compute_length(this); -} - -/** - * Implementation of transform_substructure_t.set_is_last_transform. - */ -static void set_is_last_transform (private_transform_substructure_t *this, bool is_last) -{ - this->next_payload = (is_last) ? 0: TRANSFORM_TYPE_VALUE; -} - -/** - * Implementation of transform_substructure_t.get_is_last_transform. - */ -static bool get_is_last_transform (private_transform_substructure_t *this) -{ - return ((this->next_payload == TRANSFORM_TYPE_VALUE) ? FALSE : TRUE); -} - -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_transform_substructure_t *this,payload_type_t type) +METHOD(transform_substructure_t, set_is_last_transform, void, + private_transform_substructure_t *this, bool is_last) { + this->next_payload = is_last ? 0: TRANSFORM_TYPE_VALUE; } -/** - * Implementation of transform_substructure_t.set_transform_type. - */ -static void set_transform_type (private_transform_substructure_t *this,u_int8_t type) +METHOD(payload_t, set_next_type, void, + private_transform_substructure_t *this,payload_type_t type) { - this->transform_type = type; } -/** - * Implementation of transform_substructure_t.get_transform_type. - */ -static u_int8_t get_transform_type (private_transform_substructure_t *this) +METHOD(transform_substructure_t, get_transform_type, u_int8_t, + private_transform_substructure_t *this) { return this->transform_type; } -/** - * Implementation of transform_substructure_t.set_transform_id. - */ -static void set_transform_id (private_transform_substructure_t *this,u_int16_t id) -{ - this->transform_id = id; -} - -/** - * Implementation of transform_substructure_t.get_transform_id. - */ -static u_int16_t get_transform_id (private_transform_substructure_t *this) +METHOD(transform_substructure_t, get_transform_id, u_int16_t, + private_transform_substructure_t *this) { return this->transform_id; } -/** - * Implementation of transform_substructure_t.clone. - */ -static transform_substructure_t *clone_(private_transform_substructure_t *this) -{ - private_transform_substructure_t *clone; - iterator_t *attributes; - transform_attribute_t *current_attribute; - - clone = (private_transform_substructure_t *) transform_substructure_create(); - clone->next_payload = this->next_payload; - clone->transform_type = this->transform_type; - clone->transform_id = this->transform_id; - - attributes = this->attributes->create_iterator(this->attributes, FALSE); - while (attributes->iterate(attributes, (void**)¤t_attribute)) - { - current_attribute = current_attribute->clone(current_attribute); - clone->public.add_transform_attribute(&clone->public, current_attribute); - } - attributes->destroy(attributes); - - return &clone->public; -} - - -/** - * Implementation of transform_substructure_t.get_key_length. - */ -static status_t get_key_length(private_transform_substructure_t *this, u_int16_t *key_length) +METHOD(transform_substructure_t, get_key_length, status_t, + private_transform_substructure_t *this, u_int16_t *key_length) { - iterator_t *attributes; - transform_attribute_t *current_attribute; + enumerator_t *enumerator; + transform_attribute_t *attribute; - attributes = this->attributes->create_iterator(this->attributes, TRUE); - while (attributes->iterate(attributes, (void**)¤t_attribute)) + enumerator = this->attributes->create_enumerator(this->attributes); + while (enumerator->enumerate(enumerator, &attribute)) { - if (current_attribute->get_attribute_type(current_attribute) == KEY_LENGTH) + if (attribute->get_attribute_type(attribute) == KEY_LENGTH) { - *key_length = current_attribute->get_value(current_attribute); - attributes->destroy(attributes); + *key_length = attribute->get_value(attribute); + enumerator->destroy(enumerator); return SUCCESS; } } - attributes->destroy(attributes); + enumerator->destroy(enumerator); return FAILED; } - -/** - * Implementation of transform_substructure_t.destroy and payload_t.destroy. - */ -static void destroy(private_transform_substructure_t *this) +METHOD2(payload_t, transform_substructure_t, destroy, void, + private_transform_substructure_t *this) { this->attributes->destroy_offset(this->attributes, offsetof(transform_attribute_t, destroy)); @@ -343,60 +250,50 @@ static void destroy(private_transform_substructure_t *this) */ transform_substructure_t *transform_substructure_create() { - private_transform_substructure_t *this = malloc_thing(private_transform_substructure_t); - - /* payload interface */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.create_transform_attribute_iterator = (iterator_t * (*) (transform_substructure_t *,bool)) create_transform_attribute_iterator; - this->public.add_transform_attribute = (void (*) (transform_substructure_t *,transform_attribute_t *)) add_transform_attribute; - this->public.set_is_last_transform = (void (*) (transform_substructure_t *,bool)) set_is_last_transform; - this->public.get_is_last_transform = (bool (*) (transform_substructure_t *)) get_is_last_transform; - this->public.set_transform_type = (void (*) (transform_substructure_t *,u_int8_t)) set_transform_type; - this->public.get_transform_type = (u_int8_t (*) (transform_substructure_t *)) get_transform_type; - this->public.set_transform_id = (void (*) (transform_substructure_t *,u_int16_t)) set_transform_id; - this->public.get_transform_id = (u_int16_t (*) (transform_substructure_t *)) get_transform_id; - this->public.get_key_length = (status_t (*) (transform_substructure_t *,u_int16_t *)) get_key_length; - this->public.clone = (transform_substructure_t* (*) (transform_substructure_t *)) clone_; - this->public.destroy = (void (*) (transform_substructure_t *)) destroy; - - /* set default values of the fields */ - this->next_payload = NO_PAYLOAD; - this->transform_length = TRANSFORM_SUBSTRUCTURE_HEADER_LENGTH; - this->transform_id = 0; - this->transform_type = 0; - this->attributes = linked_list_create(); - - return (&(this->public)); + private_transform_substructure_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .set_is_last_transform = _set_is_last_transform, + .get_transform_type = _get_transform_type, + .get_transform_id = _get_transform_id, + .get_key_length = _get_key_length, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .transform_length = TRANSFORM_SUBSTRUCTURE_HEADER_LENGTH, + .attributes = linked_list_create(), + ); + return &this->public; } /* * Described in header */ transform_substructure_t *transform_substructure_create_type( - transform_type_t transform_type, - u_int16_t transform_id, u_int16_t key_length) + transform_type_t type, u_int16_t id, u_int16_t key_length) { - transform_substructure_t *transform = transform_substructure_create(); + private_transform_substructure_t *this; - transform->set_transform_type(transform,transform_type); - transform->set_transform_id(transform,transform_id); + this = (private_transform_substructure_t*)transform_substructure_create(); + this->transform_type = type; + this->transform_id = id; if (key_length) { - transform_attribute_t *attribute; - - attribute = transform_attribute_create_key_length(key_length); - transform->add_transform_attribute(transform, attribute); - + this->attributes->insert_last(this->attributes, + (void*)transform_attribute_create_key_length(key_length)); + compute_length(this); } - return transform; + return &this->public; } diff --git a/src/libcharon/encoding/payloads/transform_substructure.h b/src/libcharon/encoding/payloads/transform_substructure.h index 5d31f8c0a..c961700a4 100644 --- a/src/libcharon/encoding/payloads/transform_substructure.h +++ b/src/libcharon/encoding/payloads/transform_substructure.h @@ -34,7 +34,6 @@ typedef struct transform_substructure_t transform_substructure_t; #include <crypto/crypters/crypter.h> #include <config/proposal.h> - /** * IKEv1 Value for a transform payload. */ @@ -45,32 +44,19 @@ typedef struct transform_substructure_t transform_substructure_t; */ #define TRANSFORM_SUBSTRUCTURE_HEADER_LENGTH 8 - /** * Class representing an IKEv2- TRANSFORM SUBSTRUCTURE. * * The TRANSFORM SUBSTRUCTURE format is described in RFC section 3.3.2. */ struct transform_substructure_t { + /** * The payload_t interface. */ payload_t payload_interface; /** - * Creates an iterator of stored transform_attribute_t objects. - * - * When deleting an transform attribute using this iterator, - * the length of this transform substructure has to be refreshed - * by calling get_length(). - * - * @param forward iterator direction (TRUE: front to end) - * @return created iterator_t object. - */ - iterator_t * (*create_transform_attribute_iterator) ( - transform_substructure_t *this, bool forward); - - /** * Adds a transform_attribute_t object to this object. * * @param proposal transform_attribute_t object to add @@ -89,20 +75,6 @@ struct transform_substructure_t { void (*set_is_last_transform) (transform_substructure_t *this, bool is_last); /** - * Checks if this is the last transform. - * - * @return TRUE if this is the last Transform, FALSE otherwise - */ - bool (*get_is_last_transform) (transform_substructure_t *this); - - /** - * Sets transform type of the current transform substructure. - * - * @param type type value to set - */ - void (*set_transform_type) (transform_substructure_t *this, u_int8_t type); - - /** * get transform type of the current transform. * * @return Transform type of current transform substructure. @@ -110,21 +82,14 @@ struct transform_substructure_t { u_int8_t (*get_transform_type) (transform_substructure_t *this); /** - * Sets transform id of the current transform substructure. - * - * @param id transform id to set - */ - void (*set_transform_id) (transform_substructure_t *this, u_int16_t id); - - /** - * get transform id of the current transform. + * Get transform id of the current transform. * * @return Transform id of current transform substructure. */ u_int16_t (*get_transform_id) (transform_substructure_t *this); /** - * get transform id of the current transform. + * Get transform id of the current transform. * * @param key_length The key length is written to this location * @return @@ -136,13 +101,6 @@ struct transform_substructure_t { u_int16_t *key_length); /** - * Clones an transform_substructure_t object. - * - * @return cloned transform_substructure_t object - */ - transform_substructure_t* (*clone) (transform_substructure_t *this); - - /** * Destroys an transform_substructure_t object. */ void (*destroy) (transform_substructure_t *this); @@ -151,24 +109,19 @@ struct transform_substructure_t { /** * Creates an empty transform_substructure_t object. * - * @return created transform_substructure_t object + * @return created transform_substructure_t object */ transform_substructure_t *transform_substructure_create(void); /** * Creates an empty transform_substructure_t object. * - * The key length is used for the transport types ENCRYPTION_ALGORITHM, - * PSEUDO_RANDOM_FUNCTION, INTEGRITY_ALGORITHM. For all - * other transport types the key_length parameter is not used - * - * @param transform_type type of transform to create - * @param transform_id transform id specifying the specific algorithm of a transform type - * @param key_length Key length for key lenght attribute - * @return transform_substructure_t object + * @param type type of transform to create + * @param id transform id specifc for the transform type + * @param key_length key length for key lenght attribute, 0 to omit + * @return transform_substructure_t object */ transform_substructure_t *transform_substructure_create_type( - transform_type_t transform_type, u_int16_t transform_id, - u_int16_t key_length); + transform_type_t type, u_int16_t id, u_int16_t key_length); #endif /** TRANSFORM_SUBSTRUCTURE_H_ @}*/ diff --git a/src/libcharon/encoding/payloads/ts_payload.c b/src/libcharon/encoding/payloads/ts_payload.c index 6bf3e4293..28f760e40 100644 --- a/src/libcharon/encoding/payloads/ts_payload.c +++ b/src/libcharon/encoding/payloads/ts_payload.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2006 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -25,9 +26,9 @@ typedef struct private_ts_payload_t private_ts_payload_t; /** * Private data of an ts_payload_t object. - * */ struct private_ts_payload_t { + /** * Public ts_payload_t interface. */ @@ -49,6 +50,16 @@ struct private_ts_payload_t { bool critical; /** + * reserved bits + */ + bool reserved_bit[7]; + + /** + * reserved bytes + */ + bool reserved_byte[3]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -56,12 +67,12 @@ struct private_ts_payload_t { /** * Number of traffic selectors */ - u_int8_t number_of_traffic_selectors; + u_int8_t ts_num; /** * Contains the traffic selectors of type traffic_selector_substructure_t. */ - linked_list_t *traffic_selectors; + linked_list_t *substrs; }; /** @@ -69,31 +80,30 @@ struct private_ts_payload_t { * * The defined offsets are the positions in a object of type * private_ts_payload_t. - * */ encoding_rule_t ts_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_ts_payload_t, next_payload) }, + { U_INT_8, offsetof(private_ts_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_ts_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_ts_payload_t, critical) }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_ts_payload_t, reserved_bit[0]) }, + { RESERVED_BIT, offsetof(private_ts_payload_t, reserved_bit[1]) }, + { RESERVED_BIT, offsetof(private_ts_payload_t, reserved_bit[2]) }, + { RESERVED_BIT, offsetof(private_ts_payload_t, reserved_bit[3]) }, + { RESERVED_BIT, offsetof(private_ts_payload_t, reserved_bit[4]) }, + { RESERVED_BIT, offsetof(private_ts_payload_t, reserved_bit[5]) }, + { RESERVED_BIT, offsetof(private_ts_payload_t, reserved_bit[6]) }, /* Length of the whole payload*/ - { PAYLOAD_LENGTH, offsetof(private_ts_payload_t, payload_length)}, + { PAYLOAD_LENGTH, offsetof(private_ts_payload_t, payload_length) }, /* 1 Byte TS type*/ - { U_INT_8, offsetof(private_ts_payload_t, number_of_traffic_selectors) }, + { U_INT_8, offsetof(private_ts_payload_t, ts_num) }, /* 3 reserved bytes */ - { RESERVED_BYTE, 0 }, - { RESERVED_BYTE, 0 }, - { RESERVED_BYTE, 0 }, + { RESERVED_BYTE, offsetof(private_ts_payload_t, reserved_byte[0])}, + { RESERVED_BYTE, offsetof(private_ts_payload_t, reserved_byte[1])}, + { RESERVED_BYTE, offsetof(private_ts_payload_t, reserved_byte[2])}, /* some ts data bytes, length is defined in PAYLOAD_LENGTH */ - { TRAFFIC_SELECTORS, offsetof(private_ts_payload_t, traffic_selectors) } + { TRAFFIC_SELECTORS,offsetof(private_ts_payload_t, substrs) } }; /* @@ -110,71 +120,56 @@ encoding_rule_t ts_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_ts_payload_t *this) +METHOD(payload_t, verify, status_t, + private_ts_payload_t *this) { - iterator_t *iterator; - payload_t *current_traffic_selector; + enumerator_t *enumerator; + payload_t *substr; status_t status = SUCCESS; - if (this->number_of_traffic_selectors != (this->traffic_selectors->get_count(this->traffic_selectors))) + if (this->ts_num != this->substrs->get_count(this->substrs)) { - /* must be the same */ return FAILED; } - - iterator = this->traffic_selectors->create_iterator(this->traffic_selectors,TRUE); - while(iterator->iterate(iterator, (void**)¤t_traffic_selector)) + enumerator = this->substrs->create_enumerator(this->substrs); + while (enumerator->enumerate(enumerator, &substr)) { - status = current_traffic_selector->verify(current_traffic_selector); + status = substr->verify(substr); if (status != SUCCESS) { break; } } - iterator->destroy(iterator); + enumerator->destroy(enumerator); return status; } -/** - * Implementation of ts_payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_ts_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_ts_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = ts_payload_encodings; - *rule_count = sizeof(ts_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(ts_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_ts_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_ts_payload_t *this) { if (this->is_initiator) { return TRAFFIC_SELECTOR_INITIATOR; } - else - { - return TRAFFIC_SELECTOR_RESPONDER; - } + return TRAFFIC_SELECTOR_RESPONDER; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_ts_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_ts_payload_t *this) { - return (this->next_payload); + return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_ts_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_ts_payload_t *this,payload_type_t type) { this->next_payload = type; } @@ -182,95 +177,64 @@ static void set_next_type(private_ts_payload_t *this,payload_type_t type) /** * recompute the length of the payload. */ -static void compute_length (private_ts_payload_t *this) +static void compute_length(private_ts_payload_t *this) { - iterator_t *iterator; - size_t ts_count = 0; - size_t length = TS_PAYLOAD_HEADER_LENGTH; - payload_t *current_traffic_selector; + enumerator_t *enumerator; + payload_t *subst; - iterator = this->traffic_selectors->create_iterator(this->traffic_selectors,TRUE); - while (iterator->iterate(iterator, (void**)¤t_traffic_selector)) + this->payload_length = TS_PAYLOAD_HEADER_LENGTH; + this->ts_num = 0; + enumerator = this->substrs->create_enumerator(this->substrs); + while (enumerator->enumerate(enumerator, &subst)) { - length += current_traffic_selector->get_length(current_traffic_selector); - ts_count++; + this->payload_length += subst->get_length(subst); + this->ts_num++; } - iterator->destroy(iterator); - - this->number_of_traffic_selectors= ts_count; - this->payload_length = length; + enumerator->destroy(enumerator); } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_ts_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_ts_payload_t *this) { - compute_length(this); return this->payload_length; } -/** - * Implementation of ts_payload_t.get_initiator. - */ -static bool get_initiator (private_ts_payload_t *this) +METHOD(ts_payload_t, get_initiator, bool, + private_ts_payload_t *this) { - return (this->is_initiator); + return this->is_initiator; } -/** - * Implementation of ts_payload_t.set_initiator. - */ -static void set_initiator (private_ts_payload_t *this,bool is_initiator) +METHOD(ts_payload_t, set_initiator, void, + private_ts_payload_t *this,bool is_initiator) { this->is_initiator = is_initiator; } -/** - * Implementation of ts_payload_t.add_traffic_selector_substructure. - */ -static void add_traffic_selector_substructure (private_ts_payload_t *this,traffic_selector_substructure_t *traffic_selector) -{ - this->traffic_selectors->insert_last(this->traffic_selectors,traffic_selector); - this->number_of_traffic_selectors = this->traffic_selectors->get_count(this->traffic_selectors); -} - -/** - * Implementation of ts_payload_t.create_traffic_selector_substructure_iterator. - */ -static iterator_t * create_traffic_selector_substructure_iterator (private_ts_payload_t *this, bool forward) -{ - return this->traffic_selectors->create_iterator(this->traffic_selectors,forward); -} - -/** - * Implementation of ts_payload_t.get_traffic_selectors. - */ -static linked_list_t *get_traffic_selectors(private_ts_payload_t *this) +METHOD(ts_payload_t, get_traffic_selectors, linked_list_t*, + private_ts_payload_t *this) { traffic_selector_t *ts; - iterator_t *iterator; - traffic_selector_substructure_t *ts_substructure; - linked_list_t *ts_list = linked_list_create(); + enumerator_t *enumerator; + traffic_selector_substructure_t *subst; + linked_list_t *list; - iterator = this->traffic_selectors->create_iterator(this->traffic_selectors, TRUE); - while (iterator->iterate(iterator, (void**)&ts_substructure)) + list = linked_list_create(); + enumerator = this->substrs->create_enumerator(this->substrs); + while (enumerator->enumerate(enumerator, &subst)) { - ts = ts_substructure->get_traffic_selector(ts_substructure); - ts_list->insert_last(ts_list, (void*)ts); + ts = subst->get_traffic_selector(subst); + list->insert_last(list, ts); } - iterator->destroy(iterator); + enumerator->destroy(enumerator); - return ts_list; + return list; } -/** - * Implementation of payload_t.destroy and ts_payload_t.destroy. - */ -static void destroy(private_ts_payload_t *this) +METHOD2(payload_t, ts_payload_t, destroy, void, + private_ts_payload_t *this) { - this->traffic_selectors->destroy_offset(this->traffic_selectors, - offsetof(payload_t, destroy)); + this->substrs->destroy_offset(this->substrs, offsetof(payload_t, destroy)); free(this); } @@ -279,56 +243,53 @@ static void destroy(private_ts_payload_t *this) */ ts_payload_t *ts_payload_create(bool is_initiator) { - private_ts_payload_t *this = malloc_thing(private_ts_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.destroy = (void (*) (ts_payload_t *)) destroy; - this->public.get_initiator = (bool (*) (ts_payload_t *)) get_initiator; - this->public.set_initiator = (void (*) (ts_payload_t *,bool)) set_initiator; - this->public.add_traffic_selector_substructure = (void (*) (ts_payload_t *,traffic_selector_substructure_t *)) add_traffic_selector_substructure; - this->public.create_traffic_selector_substructure_iterator = (iterator_t* (*) (ts_payload_t *,bool)) create_traffic_selector_substructure_iterator; - this->public.get_traffic_selectors = (linked_list_t *(*) (ts_payload_t *)) get_traffic_selectors; - - /* private variables */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length =TS_PAYLOAD_HEADER_LENGTH; - this->is_initiator = is_initiator; - this->number_of_traffic_selectors = 0; - this->traffic_selectors = linked_list_create(); + private_ts_payload_t *this; - return &(this->public); + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_initiator = _get_initiator, + .set_initiator = _set_initiator, + .get_traffic_selectors = _get_traffic_selectors, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = TS_PAYLOAD_HEADER_LENGTH, + .is_initiator = is_initiator, + .substrs = linked_list_create(), + ); + return &this->public; } /* * Described in header */ -ts_payload_t *ts_payload_create_from_traffic_selectors(bool is_initiator, linked_list_t *traffic_selectors) +ts_payload_t *ts_payload_create_from_traffic_selectors(bool is_initiator, + linked_list_t *traffic_selectors) { - iterator_t *iterator; + enumerator_t *enumerator; traffic_selector_t *ts; - traffic_selector_substructure_t *ts_substructure; + traffic_selector_substructure_t *subst; private_ts_payload_t *this; this = (private_ts_payload_t*)ts_payload_create(is_initiator); - iterator = traffic_selectors->create_iterator(traffic_selectors, TRUE); - while (iterator->iterate(iterator, (void**)&ts)) + enumerator = traffic_selectors->create_enumerator(traffic_selectors); + while (enumerator->enumerate(enumerator, &ts)) { - ts_substructure = traffic_selector_substructure_create_from_traffic_selector(ts); - this->public.add_traffic_selector_substructure(&(this->public), ts_substructure); + subst = traffic_selector_substructure_create_from_traffic_selector(ts); + this->substrs->insert_last(this->substrs, subst); } - iterator->destroy(iterator); + enumerator->destroy(enumerator); + compute_length(this); - return &(this->public); + return &this->public; } - diff --git a/src/libcharon/encoding/payloads/ts_payload.h b/src/libcharon/encoding/payloads/ts_payload.h index d322ff1a8..88ca00bc9 100644 --- a/src/libcharon/encoding/payloads/ts_payload.h +++ b/src/libcharon/encoding/payloads/ts_payload.h @@ -19,7 +19,6 @@ * @{ @ingroup payloads */ - #ifndef TS_PAYLOAD_H_ #define TS_PAYLOAD_H_ @@ -36,13 +35,13 @@ typedef struct ts_payload_t ts_payload_t; */ #define TS_PAYLOAD_HEADER_LENGTH 8 - /** * Class representing an IKEv2 TS payload. * * The TS payload format is described in RFC section 3.13. */ struct ts_payload_t { + /** * The payload_t interface. */ @@ -67,27 +66,6 @@ struct ts_payload_t { void (*set_initiator) (ts_payload_t *this,bool is_initiator); /** - * Adds a traffic_selector_substructure_t object to this object. - * - * @param traffic_selector traffic_selector_substructure_t object to add - */ - void (*add_traffic_selector_substructure) (ts_payload_t *this, - traffic_selector_substructure_t *traffic_selector); - - /** - * Creates an iterator of stored traffic_selector_substructure_t objects. - * - * When removing an traffic_selector_substructure_t object - * using this iterator, the length of this payload - * has to get refreshed by calling payload_t.get_length! - * - * @param forward iterator direction (TRUE: front to end) - * @return created iterator_t object - */ - iterator_t *(*create_traffic_selector_substructure_iterator) ( - ts_payload_t *this, bool forward); - - /** * Get a list of nested traffic selectors as traffic_selector_t. * * Resulting list and its traffic selectors must be destroyed after usage @@ -105,19 +83,15 @@ struct ts_payload_t { /** * Creates an empty ts_payload_t object. * - * @param is_initiator - * - TRUE if this payload is of type TSi - * - FALSE if this payload is of type TSr - * @return ts_payload_t object + * @param is_initiator TRUE for TSi, FALSE for TSr payload type + * @return ts_payload_t object */ ts_payload_t *ts_payload_create(bool is_initiator); /** * Creates ts_payload with a list of traffic_selector_t * - * @param is_initiator - * - TRUE if this payload is of type TSi - * - FALSE if this payload is of type TSr + * @param is_initiator TRUE for TSi, FALSE for TSr payload type * @param traffic_selectors list of traffic selectors to include * @return ts_payload_t object */ diff --git a/src/libcharon/encoding/payloads/unknown_payload.c b/src/libcharon/encoding/payloads/unknown_payload.c index dd5547dc3..27af338b3 100644 --- a/src/libcharon/encoding/payloads/unknown_payload.c +++ b/src/libcharon/encoding/payloads/unknown_payload.c @@ -18,8 +18,6 @@ #include "unknown_payload.h" - - typedef struct private_unknown_payload_t private_unknown_payload_t; /** @@ -33,6 +31,11 @@ struct private_unknown_payload_t { unknown_payload_t public; /** + * Type of this payload + */ + payload_type_t type; + + /** * Next payload type. */ u_int8_t next_payload; @@ -43,6 +46,11 @@ struct private_unknown_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -62,21 +70,21 @@ struct private_unknown_payload_t { */ encoding_rule_t unknown_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_unknown_payload_t, next_payload)}, + { U_INT_8, offsetof(private_unknown_payload_t, next_payload) }, /* the critical bit */ - { FLAG, offsetof(private_unknown_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { FLAG, offsetof(private_unknown_payload_t, critical) }, + /* 7 Bit reserved bits */ + { RESERVED_BIT, offsetof(private_unknown_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_unknown_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_unknown_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_unknown_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_unknown_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_unknown_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_unknown_payload_t, reserved[6]) }, /* Length of the whole payload*/ - { PAYLOAD_LENGTH, offsetof(private_unknown_payload_t, payload_length)}, + { PAYLOAD_LENGTH, offsetof(private_unknown_payload_t, payload_length) }, /* some unknown data bytes, length is defined in PAYLOAD_LENGTH */ - { UNKNOWN_DATA, offsetof(private_unknown_payload_t, data) } + { UNKNOWN_DATA, offsetof(private_unknown_payload_t, data) }, }; /* @@ -91,111 +99,109 @@ encoding_rule_t unknown_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_unknown_payload_t *this) +METHOD(payload_t, verify, status_t, + private_unknown_payload_t *this) { - /* can't do any checks, so we assume its good */ + if (this->payload_length != UNKNOWN_PAYLOAD_HEADER_LENGTH + this->data.len) + { + return FAILED; + } return SUCCESS; } -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_unknown_payload_t *this, encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_unknown_payload_t *this, encoding_rule_t **rules, size_t *rule_count) { *rules = unknown_payload_encodings; *rule_count = sizeof(unknown_payload_encodings) / sizeof(encoding_rule_t); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_unknown_payload_t *this) +METHOD(payload_t, get_payload_type, payload_type_t, + private_unknown_payload_t *this) { - return UNKNOWN_PAYLOAD; + return this->type; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_unknown_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_unknown_payload_t *this) { - return (this->next_payload); + return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_unknown_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_unknown_payload_t *this,payload_type_t type) { this->next_payload = type; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_unknown_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_unknown_payload_t *this) { return this->payload_length; } -/** - * Implementation of unknown_payload_t.get_data. - */ -static bool is_critical(private_unknown_payload_t *this) +METHOD(unknown_payload_t, is_critical, bool, + private_unknown_payload_t *this) { return this->critical; } -/** - * Implementation of unknown_payload_t.get_data. - */ -static chunk_t get_data (private_unknown_payload_t *this) +METHOD(unknown_payload_t, get_data, chunk_t, + private_unknown_payload_t *this) { - return (this->data); + return this->data; } -/** - * Implementation of payload_t.destroy and unknown_payload_t.destroy. - */ -static void destroy(private_unknown_payload_t *this) +METHOD2(payload_t, unknown_payload_t, destroy, void, + private_unknown_payload_t *this) { - if (this->data.ptr != NULL) - { - chunk_free(&(this->data)); - } - + free(this->data.ptr); free(this); } /* * Described in header */ -unknown_payload_t *unknown_payload_create() +unknown_payload_t *unknown_payload_create(payload_type_t type) +{ + private_unknown_payload_t *this; + + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_payload_type, + .destroy = _destroy, + }, + .is_critical = _is_critical, + .get_data = _get_data, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = UNKNOWN_PAYLOAD_HEADER_LENGTH, + .type = type, + ); + + return &this->public; +} + + +/* + * Described in header + */ +unknown_payload_t *unknown_payload_create_data(payload_type_t type, + bool critical, chunk_t data) { - private_unknown_payload_t *this = malloc_thing(private_unknown_payload_t); - - /* interface functions */ - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - /* public functions */ - this->public.destroy = (void (*) (unknown_payload_t *)) destroy; - this->public.is_critical = (bool (*) (unknown_payload_t *)) is_critical; - this->public.get_data = (chunk_t (*) (unknown_payload_t *)) get_data; - - /* private variables */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = UNKNOWN_PAYLOAD_HEADER_LENGTH; - this->data = chunk_empty; - - return (&(this->public)); + private_unknown_payload_t *this; + + this = (private_unknown_payload_t*)unknown_payload_create(type); + this->data = data; + this->critical = critical; + this->payload_length = UNKNOWN_PAYLOAD_HEADER_LENGTH + data.len; + + return &this->public; } diff --git a/src/libcharon/encoding/payloads/unknown_payload.h b/src/libcharon/encoding/payloads/unknown_payload.h index c761ed2b6..5ae85331b 100644 --- a/src/libcharon/encoding/payloads/unknown_payload.h +++ b/src/libcharon/encoding/payloads/unknown_payload.h @@ -70,10 +70,22 @@ struct unknown_payload_t { }; /** - * Creates an empty unknown_payload_t object. + * Creates an empty unknown_payload_t. * - * @return unknown_payload_t object + * @param type of the payload + * @return unknown_payload_t object */ -unknown_payload_t *unknown_payload_create(void); +unknown_payload_t *unknown_payload_create(payload_type_t type); + +/** + * Create an unknown payload with data. + * + * @param type type of payload to create + * @param critical TRUE to set critical bit + * @param data data to set for this payload, gets owned by payload + * @return payload object + */ +unknown_payload_t *unknown_payload_create_data(payload_type_t type, + bool critical, chunk_t data); #endif /** UNKNOWN_PAYLOAD_H_ @}*/ diff --git a/src/libcharon/encoding/payloads/vendor_id_payload.c b/src/libcharon/encoding/payloads/vendor_id_payload.c index bf33d2418..e9e80e989 100644 --- a/src/libcharon/encoding/payloads/vendor_id_payload.c +++ b/src/libcharon/encoding/payloads/vendor_id_payload.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2005-2009 Martin Willi + * Copyright (C) 2005-2010 Martin Willi + * Copyright (C) 2010 revosec AG * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -41,6 +42,11 @@ struct private_vendor_id_payload_t { bool critical; /** + * Reserved bits + */ + bool reserved[7]; + + /** * Length of this payload. */ u_int16_t payload_length; @@ -59,21 +65,21 @@ struct private_vendor_id_payload_t { */ encoding_rule_t vendor_id_payload_encodings[] = { /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_vendor_id_payload_t, next_payload) }, + { U_INT_8, offsetof(private_vendor_id_payload_t, next_payload) }, /* the critical bit */ { FLAG, offsetof(private_vendor_id_payload_t, critical) }, /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, + { RESERVED_BIT, offsetof(private_vendor_id_payload_t, reserved[0]) }, + { RESERVED_BIT, offsetof(private_vendor_id_payload_t, reserved[1]) }, + { RESERVED_BIT, offsetof(private_vendor_id_payload_t, reserved[2]) }, + { RESERVED_BIT, offsetof(private_vendor_id_payload_t, reserved[3]) }, + { RESERVED_BIT, offsetof(private_vendor_id_payload_t, reserved[4]) }, + { RESERVED_BIT, offsetof(private_vendor_id_payload_t, reserved[5]) }, + { RESERVED_BIT, offsetof(private_vendor_id_payload_t, reserved[6]) }, /* Length of the whole payload*/ { PAYLOAD_LENGTH, offsetof(private_vendor_id_payload_t, payload_length)}, /* some vendor_id data bytes, length is defined in PAYLOAD_LENGTH */ - { VID_DATA, offsetof(private_vendor_id_payload_t, data) } + { VID_DATA, offsetof(private_vendor_id_payload_t, data) } }; /* @@ -88,68 +94,52 @@ encoding_rule_t vendor_id_payload_encodings[] = { +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_vendor_id_payload_t *this) +METHOD(payload_t, verify, status_t, + private_vendor_id_payload_t *this) { return SUCCESS; } -/** - * Implementation of vendor_id_payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_vendor_id_payload_t *this, - encoding_rule_t **rules, size_t *rule_count) +METHOD(payload_t, get_encoding_rules, void, + private_vendor_id_payload_t *this, encoding_rule_t **rules, + size_t *rule_count) { *rules = vendor_id_payload_encodings; - *rule_count = sizeof(vendor_id_payload_encodings) / sizeof(encoding_rule_t); + *rule_count = countof(vendor_id_payload_encodings); } -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_payload_type(private_vendor_id_payload_t *this) +METHOD(payload_t, get_type, payload_type_t, + private_vendor_id_payload_t *this) { return VENDOR_ID; } -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_vendor_id_payload_t *this) +METHOD(payload_t, get_next_type, payload_type_t, + private_vendor_id_payload_t *this) { return this->next_payload; } -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_vendor_id_payload_t *this,payload_type_t type) +METHOD(payload_t, set_next_type, void, + private_vendor_id_payload_t *this, payload_type_t type) { this->next_payload = type; } -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_vendor_id_payload_t *this) +METHOD(payload_t, get_length, size_t, + private_vendor_id_payload_t *this) { return this->payload_length; } -/** - * Implementation of vendor_id_payload_t.get_data. - */ -static chunk_t get_data(private_vendor_id_payload_t *this) +METHOD(vendor_id_payload_t, get_data, chunk_t, + private_vendor_id_payload_t *this) { return this->data; } -/** - * Implementation of payload_t.destroy and vendor_id_payload_t.destroy. - */ -static void destroy(private_vendor_id_payload_t *this) +METHOD2(payload_t, vendor_id_payload_t, destroy, void, + private_vendor_id_payload_t *this) { free(this->data.ptr); free(this); @@ -158,38 +148,35 @@ static void destroy(private_vendor_id_payload_t *this) /* * Described in header */ -vendor_id_payload_t *vendor_id_payload_create() +vendor_id_payload_t *vendor_id_payload_create_data(chunk_t data) { - private_vendor_id_payload_t *this = malloc_thing(private_vendor_id_payload_t); - - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_payload_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - this->public.get_data = (chunk_t (*) (vendor_id_payload_t *)) get_data; - - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = VENDOR_ID_PAYLOAD_HEADER_LENGTH; - this->data = chunk_empty; + private_vendor_id_payload_t *this; + INIT(this, + .public = { + .payload_interface = { + .verify = _verify, + .get_encoding_rules = _get_encoding_rules, + .get_length = _get_length, + .get_next_type = _get_next_type, + .set_next_type = _set_next_type, + .get_type = _get_type, + .destroy = _destroy, + }, + .get_data = _get_data, + .destroy = _destroy, + }, + .next_payload = NO_PAYLOAD, + .payload_length = VENDOR_ID_PAYLOAD_HEADER_LENGTH + data.len, + .data = data, + ); return &this->public; } /* * Described in header */ -vendor_id_payload_t *vendor_id_payload_create_data(chunk_t data) +vendor_id_payload_t *vendor_id_payload_create() { - private_vendor_id_payload_t *this; - - this = (private_vendor_id_payload_t*)vendor_id_payload_create(); - this->payload_length += data.len; - this->data = data; - - return &this->public; + return vendor_id_payload_create_data(chunk_empty); } - diff --git a/src/libcharon/encoding/payloads/vendor_id_payload.h b/src/libcharon/encoding/payloads/vendor_id_payload.h index 241535cac..4e4e7d8eb 100644 --- a/src/libcharon/encoding/payloads/vendor_id_payload.h +++ b/src/libcharon/encoding/payloads/vendor_id_payload.h @@ -50,6 +50,11 @@ struct vendor_id_payload_t { * @return VID data, pointing to an internal chunk_t */ chunk_t (*get_data)(vendor_id_payload_t *this); + + /** + * Destroy Vendor ID payload. + */ + void (*destroy)(vendor_id_payload_t *this); }; /** diff --git a/src/libcharon/plugins/addrblock/Makefile.in b/src/libcharon/plugins/addrblock/Makefile.in index 426d1a689..018318a59 100644 --- a/src/libcharon/plugins/addrblock/Makefile.in +++ b/src/libcharon/plugins/addrblock/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/addrblock/addrblock_validator.c b/src/libcharon/plugins/addrblock/addrblock_validator.c index 44ef38d85..12cf0c941 100644 --- a/src/libcharon/plugins/addrblock/addrblock_validator.c +++ b/src/libcharon/plugins/addrblock/addrblock_validator.c @@ -1,8 +1,6 @@ /* - * Copyright (C) 2010 Martin Willi - * Copyright (C) 2010 revosec AG - * Copyright (C) 2009 Andreas Steffen - * Hochschule fuer Technik Rapperswil + * Copyright (C) 2010 Martin Willi, revosec AG + * Copyright (C) 2009 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -90,7 +88,8 @@ static bool check_addrblock(x509_t *subject, x509_t *issuer) METHOD(cert_validator_t, validate, bool, private_addrblock_validator_t *this, certificate_t *subject, - certificate_t *issuer, bool online, int pathlen, auth_cfg_t *auth) + certificate_t *issuer, bool online, int pathlen, bool anchor, + auth_cfg_t *auth) { if (subject->get_type(subject) == CERT_X509 && issuer->get_type(issuer) == CERT_X509) diff --git a/src/libcharon/plugins/android/Makefile.in b/src/libcharon/plugins/android/Makefile.in index d80868798..7d6eb2b9c 100644 --- a/src/libcharon/plugins/android/Makefile.in +++ b/src/libcharon/plugins/android/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/android/android_creds.c b/src/libcharon/plugins/android/android_creds.c index aa7fc6f92..601c91e7b 100644 --- a/src/libcharon/plugins/android/android_creds.c +++ b/src/libcharon/plugins/android/android_creds.c @@ -235,7 +235,7 @@ METHOD(android_creds_t, set_username_password, void, DESTROY_IF(this->user); this->user = id->clone(id); free(this->pass); - this->pass = password ? strdup(password) : NULL; + this->pass = strdupnull(password); this->lock->unlock(this->lock); } diff --git a/src/libcharon/plugins/android/android_service.c b/src/libcharon/plugins/android/android_service.c index f9a8e1ea1..487567f2a 100644 --- a/src/libcharon/plugins/android/android_service.c +++ b/src/libcharon/plugins/android/android_service.c @@ -291,8 +291,8 @@ static job_requeue_t initiate(private_android_service_t *this) peer_cfg->add_auth_cfg(peer_cfg, auth, FALSE); child_cfg = child_cfg_create("android", &lifetime, NULL, TRUE, MODE_TUNNEL, - ACTION_NONE, ACTION_NONE, FALSE, 0, 0, - NULL, NULL); + ACTION_NONE, ACTION_NONE, ACTION_NONE, FALSE, + 0, 0, NULL, NULL, 0); child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP)); ts = traffic_selector_create_dynamic(0, 0, 65535); child_cfg->add_traffic_selector(child_cfg, TRUE, ts); diff --git a/src/libcharon/plugins/dhcp/Makefile.in b/src/libcharon/plugins/dhcp/Makefile.in index e843c42e8..8046fc052 100644 --- a/src/libcharon/plugins/dhcp/Makefile.in +++ b/src/libcharon/plugins/dhcp/Makefile.in @@ -220,9 +220,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -261,6 +259,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/dhcp/dhcp_socket.c b/src/libcharon/plugins/dhcp/dhcp_socket.c index e1e83d648..8851c1b79 100644 --- a/src/libcharon/plugins/dhcp/dhcp_socket.c +++ b/src/libcharon/plugins/dhcp/dhcp_socket.c @@ -459,7 +459,7 @@ static void handle_offer(private_dhcp_socket_t *this, dhcp_t *dhcp, int optlen) { dhcp_transaction_t *transaction = NULL; enumerator_t *enumerator; - host_t *offer, *server; + host_t *offer, *server = NULL; offer = host_create_from_chunk(AF_INET, chunk_from_thing(dhcp->your_address), 0); @@ -500,7 +500,7 @@ static void handle_offer(private_dhcp_socket_t *this, dhcp_t *dhcp, int optlen) chunk_create((char*)&option->data[pos], 4)); } } - if (option->type == DHCP_SERVER_ID && option->len == 4) + if (!server && option->type == DHCP_SERVER_ID && option->len == 4) { server = host_create_from_chunk(AF_INET, chunk_create(option->data, 4), DHCP_SERVER_PORT); @@ -515,12 +515,11 @@ static void handle_offer(private_dhcp_socket_t *this, dhcp_t *dhcp, int optlen) } DBG1(DBG_CFG, "received DHCP OFFER %H from %H", offer, server); transaction->set_address(transaction, offer->clone(offer)); - transaction->set_server(transaction, server->clone(server)); + transaction->set_server(transaction, server); } this->mutex->unlock(this->mutex); this->condvar->broadcast(this->condvar); offer->destroy(offer); - server->destroy(server); } /** diff --git a/src/libcharon/plugins/eap_aka/Makefile.in b/src/libcharon/plugins/eap_aka/Makefile.in index c0750786d..4a23f9010 100644 --- a/src/libcharon/plugins/eap_aka/Makefile.in +++ b/src/libcharon/plugins/eap_aka/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_aka_3gpp2/Makefile.in b/src/libcharon/plugins/eap_aka_3gpp2/Makefile.in index 41f69546e..ad1ae1906 100644 --- a/src/libcharon/plugins/eap_aka_3gpp2/Makefile.in +++ b/src/libcharon/plugins/eap_aka_3gpp2/Makefile.in @@ -224,9 +224,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -265,6 +263,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_gtc/Makefile.in b/src/libcharon/plugins/eap_gtc/Makefile.in index 02d659197..142a35e50 100644 --- a/src/libcharon/plugins/eap_gtc/Makefile.in +++ b/src/libcharon/plugins/eap_gtc/Makefile.in @@ -221,9 +221,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -262,6 +260,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_identity/Makefile.in b/src/libcharon/plugins/eap_identity/Makefile.in index 46011694a..5c1e07ade 100644 --- a/src/libcharon/plugins/eap_identity/Makefile.in +++ b/src/libcharon/plugins/eap_identity/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_md5/Makefile.in b/src/libcharon/plugins/eap_md5/Makefile.in index 2e307147f..4e01d96cc 100644 --- a/src/libcharon/plugins/eap_md5/Makefile.in +++ b/src/libcharon/plugins/eap_md5/Makefile.in @@ -221,9 +221,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -262,6 +260,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_mschapv2/Makefile.in b/src/libcharon/plugins/eap_mschapv2/Makefile.in index 635cfe6ec..495ccf441 100644 --- a/src/libcharon/plugins/eap_mschapv2/Makefile.in +++ b/src/libcharon/plugins/eap_mschapv2/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_radius/Makefile.in b/src/libcharon/plugins/eap_radius/Makefile.in index 1d771d9a4..99084e2c1 100644 --- a/src/libcharon/plugins/eap_radius/Makefile.in +++ b/src/libcharon/plugins/eap_radius/Makefile.in @@ -224,9 +224,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -265,6 +263,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_sim/Makefile.in b/src/libcharon/plugins/eap_sim/Makefile.in index d05930bbd..90f203f61 100644 --- a/src/libcharon/plugins/eap_sim/Makefile.in +++ b/src/libcharon/plugins/eap_sim/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_sim_file/Makefile.in b/src/libcharon/plugins/eap_sim_file/Makefile.in index 46a584265..3cd766a75 100644 --- a/src/libcharon/plugins/eap_sim_file/Makefile.in +++ b/src/libcharon/plugins/eap_sim_file/Makefile.in @@ -224,9 +224,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -265,6 +263,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_simaka_pseudonym/Makefile.in b/src/libcharon/plugins/eap_simaka_pseudonym/Makefile.in index 2d8556a59..a48fb652a 100644 --- a/src/libcharon/plugins/eap_simaka_pseudonym/Makefile.in +++ b/src/libcharon/plugins/eap_simaka_pseudonym/Makefile.in @@ -225,9 +225,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -266,6 +264,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_simaka_reauth/Makefile.in b/src/libcharon/plugins/eap_simaka_reauth/Makefile.in index e59015f82..f2af3ae0d 100644 --- a/src/libcharon/plugins/eap_simaka_reauth/Makefile.in +++ b/src/libcharon/plugins/eap_simaka_reauth/Makefile.in @@ -224,9 +224,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -265,6 +263,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_simaka_sql/Makefile.in b/src/libcharon/plugins/eap_simaka_sql/Makefile.in index 3c66d2f36..9a58a6055 100644 --- a/src/libcharon/plugins/eap_simaka_sql/Makefile.in +++ b/src/libcharon/plugins/eap_simaka_sql/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_tls/Makefile.in b/src/libcharon/plugins/eap_tls/Makefile.in index e4b78faf8..9ebb85be9 100644 --- a/src/libcharon/plugins/eap_tls/Makefile.in +++ b/src/libcharon/plugins/eap_tls/Makefile.in @@ -222,9 +222,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -263,6 +261,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_tnc/Makefile.in b/src/libcharon/plugins/eap_tnc/Makefile.in index fb7108a8a..cf75585ef 100644 --- a/src/libcharon/plugins/eap_tnc/Makefile.in +++ b/src/libcharon/plugins/eap_tnc/Makefile.in @@ -222,9 +222,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -263,6 +261,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_tnc/eap_tnc.c b/src/libcharon/plugins/eap_tnc/eap_tnc.c index f0bff0e1f..dd4ed5322 100644 --- a/src/libcharon/plugins/eap_tnc/eap_tnc.c +++ b/src/libcharon/plugins/eap_tnc/eap_tnc.c @@ -18,7 +18,7 @@ #include <tls_eap.h> #include <daemon.h> -#include <library.h> +#include <debug.h> typedef struct private_eap_tnc_t private_eap_tnc_t; @@ -114,6 +114,8 @@ static eap_tnc_t *eap_tnc_create(identification_t *server, private_eap_tnc_t *this; size_t frag_size; int max_msg_count; + char* protocol; + tnccs_type_t type; tnccs_t *tnccs; INIT(this, @@ -133,7 +135,27 @@ static eap_tnc_t *eap_tnc_create(identification_t *server, "charon.plugins.eap-tnc.fragment_size", MAX_FRAGMENT_LEN); max_msg_count = lib->settings->get_int(lib->settings, "charon.plugins.eap-tnc.max_message_count", MAX_MESSAGE_COUNT); - tnccs = charon->tnccs->create_instance(charon->tnccs, TNCCS_1_1, is_server); + protocol = lib->settings->get_str(lib->settings, + "charon.plugins.eap-tnc.protocol", "tnccs-1.1"); + if (strcaseeq(protocol, "tnccs-2.0")) + { + type = TNCCS_2_0; + } + else if (strcaseeq(protocol, "tnccs-1.1")) + { + type = TNCCS_1_1; + } + else if (strcaseeq(protocol, "tnccs-dynamic") && is_server) + { + type = TNCCS_DYNAMIC; + } + else + { + DBG1(DBG_TNC, "TNCCS protocol '%s' not supported", protocol); + free(this); + return NULL; + } + tnccs = charon->tnccs->create_instance(charon->tnccs, type, is_server); this->tls_eap = tls_eap_create(EAP_TNC, (tls_t*)tnccs, frag_size, max_msg_count); if (!this->tls_eap) { diff --git a/src/libcharon/plugins/eap_ttls/Makefile.in b/src/libcharon/plugins/eap_ttls/Makefile.in index 2cdd7701d..ff67686b2 100644 --- a/src/libcharon/plugins/eap_ttls/Makefile.in +++ b/src/libcharon/plugins/eap_ttls/Makefile.in @@ -225,9 +225,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -266,6 +264,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/eap_ttls/eap_ttls_peer.c b/src/libcharon/plugins/eap_ttls/eap_ttls_peer.c index 10d08ca2a..29b0a9303 100644 --- a/src/libcharon/plugins/eap_ttls/eap_ttls_peer.c +++ b/src/libcharon/plugins/eap_ttls/eap_ttls_peer.c @@ -196,6 +196,7 @@ METHOD(tls_application_t, process, status_t, in->destroy(in); return NEED_MORE; } + this->start_phase2 = FALSE; } type = this->method->get_type(this->method, &vendor); diff --git a/src/libcharon/plugins/farp/Makefile.in b/src/libcharon/plugins/farp/Makefile.in index bfd50d6da..21e8b78db 100644 --- a/src/libcharon/plugins/farp/Makefile.in +++ b/src/libcharon/plugins/farp/Makefile.in @@ -220,9 +220,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -261,6 +259,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/ha/Makefile.in b/src/libcharon/plugins/ha/Makefile.in index 3600eb7c6..2fcd7cc82 100644 --- a/src/libcharon/plugins/ha/Makefile.in +++ b/src/libcharon/plugins/ha/Makefile.in @@ -222,9 +222,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -263,6 +261,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/ha/ha_ctl.c b/src/libcharon/plugins/ha/ha_ctl.c index 980c0551a..15f7824f9 100644 --- a/src/libcharon/plugins/ha/ha_ctl.c +++ b/src/libcharon/plugins/ha/ha_ctl.c @@ -21,8 +21,8 @@ #include <fcntl.h> #include <unistd.h> #include <errno.h> -#include <pthread.h> +#include <threading/thread.h> #include <processing/jobs/callback_job.h> #define HA_FIFO IPSEC_PIDDIR "/charon.ha" @@ -60,13 +60,14 @@ struct private_ha_ctl_t { */ static job_requeue_t dispatch_fifo(private_ha_ctl_t *this) { - int fifo, old; + int fifo; + bool oldstate; char buf[8]; u_int segment; - pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &old); + oldstate = thread_cancelability(TRUE); fifo = open(HA_FIFO, O_RDONLY); - pthread_setcancelstate(old, NULL); + thread_cancelability(oldstate); if (fifo == -1) { DBG1(DBG_CFG, "opening HA fifo failed: %s", strerror(errno)); diff --git a/src/libcharon/plugins/ha/ha_dispatcher.c b/src/libcharon/plugins/ha/ha_dispatcher.c index b46a221bd..85dc0f4a4 100644 --- a/src/libcharon/plugins/ha/ha_dispatcher.c +++ b/src/libcharon/plugins/ha/ha_dispatcher.c @@ -596,9 +596,9 @@ static void process_child_add(private_ha_dispatcher_t *this, if (initiator) { if (child_sa->install(child_sa, encr_r, integ_r, inbound_spi, - inbound_cpi, TRUE, local_ts, remote_ts) != SUCCESS || + inbound_cpi, TRUE, TRUE, local_ts, remote_ts) != SUCCESS || child_sa->install(child_sa, encr_i, integ_i, outbound_spi, - outbound_cpi, FALSE, local_ts, remote_ts) != SUCCESS) + outbound_cpi, FALSE, TRUE, local_ts, remote_ts) != SUCCESS) { failed = TRUE; } @@ -606,9 +606,9 @@ static void process_child_add(private_ha_dispatcher_t *this, else { if (child_sa->install(child_sa, encr_i, integ_i, inbound_spi, - inbound_cpi, TRUE, local_ts, remote_ts) != SUCCESS || + inbound_cpi, TRUE, TRUE, local_ts, remote_ts) != SUCCESS || child_sa->install(child_sa, encr_r, integ_r, outbound_spi, - outbound_cpi, FALSE, local_ts, remote_ts) != SUCCESS) + outbound_cpi, FALSE, TRUE, local_ts, remote_ts) != SUCCESS) { failed = TRUE; } diff --git a/src/libcharon/plugins/ha/ha_segments.c b/src/libcharon/plugins/ha/ha_segments.c index 19e0f692e..7c7bef851 100644 --- a/src/libcharon/plugins/ha/ha_segments.c +++ b/src/libcharon/plugins/ha/ha_segments.c @@ -15,11 +15,10 @@ #include "ha_segments.h" -#include <pthread.h> - #include <threading/mutex.h> #include <threading/condvar.h> #include <utils/linked_list.h> +#include <threading/thread.h> #include <processing/jobs/callback_job.h> #define DEFAULT_HEARTBEAT_DELAY 1000 @@ -255,16 +254,15 @@ METHOD(listener_t, alert_hook, bool, */ static job_requeue_t watchdog(private_ha_segments_t *this) { - int oldstate; - bool timeout; + bool timeout, oldstate; this->mutex->lock(this->mutex); - pthread_cleanup_push((void*)this->mutex->unlock, this->mutex); - pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &oldstate); + thread_cleanup_push((void*)this->mutex->unlock, this->mutex); + oldstate = thread_cancelability(TRUE); timeout = this->condvar->timed_wait(this->condvar, this->mutex, this->heartbeat_timeout); - pthread_setcancelstate(oldstate, NULL); - pthread_cleanup_pop(TRUE); + thread_cancelability(oldstate); + thread_cleanup_pop(TRUE); if (timeout) { DBG1(DBG_CFG, "no heartbeat received, taking all segments"); diff --git a/src/libcharon/plugins/ha/ha_socket.c b/src/libcharon/plugins/ha/ha_socket.c index 614c70ed3..086178442 100644 --- a/src/libcharon/plugins/ha/ha_socket.c +++ b/src/libcharon/plugins/ha/ha_socket.c @@ -20,10 +20,10 @@ #include <sys/socket.h> #include <errno.h> #include <unistd.h> -#include <pthread.h> #include <daemon.h> #include <utils/host.h> +#include <threading/thread.h> #include <processing/jobs/callback_job.h> typedef struct private_ha_socket_t private_ha_socket_t; @@ -121,12 +121,12 @@ METHOD(ha_socket_t, pull, ha_message_t*, { ha_message_t *message; char buf[1024]; - int oldstate; + bool oldstate; ssize_t len; - pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &oldstate); + oldstate = thread_cancelability(TRUE); len = recv(this->fd, buf, sizeof(buf), 0); - pthread_setcancelstate(oldstate, NULL); + thread_cancelability(oldstate); if (len <= 0) { switch (errno) diff --git a/src/libcharon/plugins/ha/ha_tunnel.c b/src/libcharon/plugins/ha/ha_tunnel.c index fef84a430..299053ec1 100644 --- a/src/libcharon/plugins/ha/ha_tunnel.c +++ b/src/libcharon/plugins/ha/ha_tunnel.c @@ -223,8 +223,8 @@ static void setup_tunnel(private_ha_tunnel_t *this, peer_cfg->add_auth_cfg(peer_cfg, auth_cfg, FALSE); child_cfg = child_cfg_create("ha", &lifetime, NULL, TRUE, MODE_TRANSPORT, - ACTION_NONE, ACTION_NONE, FALSE, 0, 0, - NULL, NULL); + ACTION_NONE, ACTION_NONE, ACTION_NONE, FALSE, + 0, 0, NULL, NULL, 0); ts = traffic_selector_create_dynamic(IPPROTO_UDP, HA_PORT, HA_PORT); child_cfg->add_traffic_selector(child_cfg, TRUE, ts); ts = traffic_selector_create_dynamic(IPPROTO_ICMP, 0, 65535); diff --git a/src/libcharon/plugins/led/Makefile.in b/src/libcharon/plugins/led/Makefile.in index a4e529d89..fa1194fd0 100644 --- a/src/libcharon/plugins/led/Makefile.in +++ b/src/libcharon/plugins/led/Makefile.in @@ -219,9 +219,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -260,6 +258,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/load_tester/Makefile.in b/src/libcharon/plugins/load_tester/Makefile.in index 85db9a10b..c921ec3db 100644 --- a/src/libcharon/plugins/load_tester/Makefile.in +++ b/src/libcharon/plugins/load_tester/Makefile.in @@ -225,9 +225,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -266,6 +264,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/load_tester/load_tester_config.c b/src/libcharon/plugins/load_tester/load_tester_config.c index a230aa3f5..71391d593 100644 --- a/src/libcharon/plugins/load_tester/load_tester_config.c +++ b/src/libcharon/plugins/load_tester/load_tester_config.c @@ -224,8 +224,8 @@ static peer_cfg_t* generate_config(private_load_tester_config_t *this, uint num) } child_cfg = child_cfg_create("load-test", &lifetime, NULL, TRUE, MODE_TUNNEL, - ACTION_NONE, ACTION_NONE, FALSE, 0, 0, - NULL, NULL); + ACTION_NONE, ACTION_NONE, ACTION_NONE, FALSE, + 0, 0, NULL, NULL, 0); proposal = proposal_create_from_string(PROTO_ESP, "aes128-sha1"); child_cfg->add_proposal(child_cfg, proposal); ts = traffic_selector_create_dynamic(0, 0, 65535); diff --git a/src/libcharon/plugins/load_tester/load_tester_ipsec.c b/src/libcharon/plugins/load_tester/load_tester_ipsec.c index aece95e12..ef9d7f9ef 100644 --- a/src/libcharon/plugins/load_tester/load_tester_ipsec.c +++ b/src/libcharon/plugins/load_tester/load_tester_ipsec.c @@ -52,7 +52,7 @@ METHOD(kernel_ipsec_t, get_cpi, status_t, METHOD(kernel_ipsec_t, add_sa, status_t, private_load_tester_ipsec_t *this, host_t *src, host_t *dst, u_int32_t spi, u_int8_t protocol, u_int32_t reqid, mark_t mark, - lifetime_cfg_t *lifetime, u_int16_t enc_alg, chunk_t enc_key, + u_int32_t tfc, lifetime_cfg_t *lifetime, u_int16_t enc_alg, chunk_t enc_key, u_int16_t int_alg, chunk_t int_key, ipsec_mode_t mode, u_int16_t ipcomp, u_int16_t cpi, bool encap, bool inbound, traffic_selector_t *src_ts, traffic_selector_t *dst_ts) diff --git a/src/libcharon/plugins/load_tester/load_tester_plugin.c b/src/libcharon/plugins/load_tester/load_tester_plugin.c index cb9b80c7f..8fd65adfa 100644 --- a/src/libcharon/plugins/load_tester/load_tester_plugin.c +++ b/src/libcharon/plugins/load_tester/load_tester_plugin.c @@ -28,6 +28,8 @@ #include <threading/condvar.h> #include <threading/mutex.h> +static const char *plugin_name = "load_tester"; + typedef struct private_load_tester_plugin_t private_load_tester_plugin_t; /** @@ -189,7 +191,7 @@ plugin_t *load_tester_plugin_create() this = malloc_thing(private_load_tester_plugin_t); this->public.plugin.destroy = (void(*)(plugin_t*))destroy; - lib->crypto->add_dh(lib->crypto, MODP_NULL, + lib->crypto->add_dh(lib->crypto, MODP_NULL, plugin_name, (dh_constructor_t)load_tester_diffie_hellman_create); this->delay = lib->settings->get_int(lib->settings, diff --git a/src/libcharon/plugins/maemo/Makefile.am b/src/libcharon/plugins/maemo/Makefile.am index ed6c76c0f..0bf7fad5d 100644 --- a/src/libcharon/plugins/maemo/Makefile.am +++ b/src/libcharon/plugins/maemo/Makefile.am @@ -19,5 +19,9 @@ libstrongswan_maemo_la_LIBADD = ${maemo_LIBS} dbusservice_DATA = org.strongswan.charon.service -EXTRA_DIST = $(dbusservice_DATA) +org.strongswan.charon.service: $(srcdir)/org.strongswan.charon.service.in + sed -e 's|[@]LIBEXECDIR[@]|$(libexecdir)|' $< >$@ + +EXTRA_DIST = org.strongswan.charon.service.in +CLEANFILES = $(dbusservice_DATA) diff --git a/src/libcharon/plugins/maemo/Makefile.in b/src/libcharon/plugins/maemo/Makefile.in index 978950d22..0ca1fa436 100644 --- a/src/libcharon/plugins/maemo/Makefile.in +++ b/src/libcharon/plugins/maemo/Makefile.in @@ -224,9 +224,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -265,6 +263,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ @@ -288,7 +288,8 @@ libstrongswan_maemo_la_SOURCES = \ libstrongswan_maemo_la_LDFLAGS = -module -avoid-version libstrongswan_maemo_la_LIBADD = ${maemo_LIBS} dbusservice_DATA = org.strongswan.charon.service -EXTRA_DIST = $(dbusservice_DATA) +EXTRA_DIST = org.strongswan.charon.service.in +CLEANFILES = $(dbusservice_DATA) all: all-am .SUFFIXES: @@ -528,6 +529,7 @@ install-strip: mostlyclean-generic: clean-generic: + -test -z "$(CLEANFILES)" || rm -f $(CLEANFILES) distclean-generic: -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES) @@ -626,6 +628,9 @@ uninstall-am: uninstall-dbusserviceDATA uninstall-pluginLTLIBRARIES uninstall-pluginLTLIBRARIES +org.strongswan.charon.service: $(srcdir)/org.strongswan.charon.service.in + sed -e 's|[@]LIBEXECDIR[@]|$(libexecdir)|' $< >$@ + # Tell versions [3.59,3.63) of GNU make to not export all variables. # Otherwise a system limit (for SysV at least) may be exceeded. .NOEXPORT: diff --git a/src/libcharon/plugins/maemo/maemo_service.c b/src/libcharon/plugins/maemo/maemo_service.c index efd914a00..0e9fd8ccc 100644 --- a/src/libcharon/plugins/maemo/maemo_service.c +++ b/src/libcharon/plugins/maemo/maemo_service.c @@ -115,12 +115,11 @@ METHOD(listener_t, ike_updown, bool, return TRUE; } -METHOD(listener_t, child_state_change, bool, - private_maemo_service_t *this, ike_sa_t *ike_sa, child_sa_t *child_sa, - child_sa_state_t state) +METHOD(listener_t, ike_state_change, bool, + private_maemo_service_t *this, ike_sa_t *ike_sa, ike_sa_state_t state) { /* this call back is only registered during initiation */ - if (this->ike_sa == ike_sa && state == CHILD_DESTROYING) + if (this->ike_sa == ike_sa && state == IKE_DESTROYING) { change_status(this, VPN_STATUS_CONNECTION_FAILED); return FALSE; @@ -138,7 +137,7 @@ METHOD(listener_t, child_updown, bool, { /* disable hooks registered to catch initiation failures */ this->public.listener.ike_updown = NULL; - this->public.listener.child_state_change = NULL; + this->public.listener.ike_state_change = NULL; change_status(this, VPN_STATUS_CONNECTED); } else @@ -347,7 +346,7 @@ static gboolean initiate_connection(private_maemo_service_t *this, child_cfg = child_cfg_create(this->current, &lifetime, NULL /* updown */, TRUE, MODE_TUNNEL, ACTION_NONE, ACTION_NONE, - FALSE, 0, 0, NULL, NULL); + ACTION_NONE, FALSE, 0, 0, NULL, NULL, 0); child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP)); ts = traffic_selector_create_dynamic(0, 0, 65535); child_cfg->add_traffic_selector(child_cfg, TRUE, ts); @@ -371,7 +370,7 @@ static gboolean initiate_connection(private_maemo_service_t *this, this->ike_sa = ike_sa; this->status = VPN_STATUS_CONNECTING; this->public.listener.ike_updown = _ike_updown; - this->public.listener.child_state_change = _child_state_change; + this->public.listener.ike_state_change = _ike_state_change; charon->bus->add_listener(charon->bus, &this->public.listener); if (ike_sa->initiate(ike_sa, child_cfg, 0, NULL, NULL) != SUCCESS) @@ -464,7 +463,7 @@ maemo_service_t *maemo_service_create() .public = { .listener = { .ike_updown = _ike_updown, - .child_state_change = _child_state_change, + .ike_state_change = _ike_state_change, .child_updown = _child_updown, .ike_rekey = _ike_rekey, }, diff --git a/src/libcharon/plugins/maemo/org.strongswan.charon.service b/src/libcharon/plugins/maemo/org.strongswan.charon.service deleted file mode 100644 index 7dd31ed60..000000000 --- a/src/libcharon/plugins/maemo/org.strongswan.charon.service +++ /dev/null @@ -1,4 +0,0 @@ -[D-BUS Service] -Name=org.strongswan.charon -Exec=/usr/bin/run-standalone.sh /usr/libexec/ipsec/charon -User=root diff --git a/src/libcharon/plugins/maemo/org.strongswan.charon.service.in b/src/libcharon/plugins/maemo/org.strongswan.charon.service.in new file mode 100644 index 000000000..8fa83af93 --- /dev/null +++ b/src/libcharon/plugins/maemo/org.strongswan.charon.service.in @@ -0,0 +1,4 @@ +[D-BUS Service] +Name=org.strongswan.charon +Exec=/usr/bin/run-standalone.sh @LIBEXECDIR@/ipsec/charon +User=root diff --git a/src/libcharon/plugins/medcli/Makefile.in b/src/libcharon/plugins/medcli/Makefile.in index 6dcbc99dd..372a436a6 100644 --- a/src/libcharon/plugins/medcli/Makefile.in +++ b/src/libcharon/plugins/medcli/Makefile.in @@ -222,9 +222,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -263,6 +261,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/medcli/medcli_config.c b/src/libcharon/plugins/medcli/medcli_config.c index 870d87c7e..b5672dba9 100644 --- a/src/libcharon/plugins/medcli/medcli_config.c +++ b/src/libcharon/plugins/medcli/medcli_config.c @@ -182,8 +182,8 @@ static peer_cfg_t *get_peer_cfg_by_name(private_medcli_config_t *this, char *nam peer_cfg->add_auth_cfg(peer_cfg, auth, FALSE); child_cfg = child_cfg_create(name, &lifetime, NULL, TRUE, MODE_TUNNEL, - ACTION_NONE, ACTION_NONE, FALSE, 0, 0, - NULL, NULL); + ACTION_NONE, ACTION_NONE, ACTION_NONE, FALSE, + 0, 0, NULL, NULL, 0); child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP)); child_cfg->add_traffic_selector(child_cfg, TRUE, ts_from_string(local_net)); child_cfg->add_traffic_selector(child_cfg, FALSE, ts_from_string(remote_net)); @@ -261,8 +261,8 @@ static bool peer_enumerator_enumerate(peer_enumerator_t *this, peer_cfg_t **cfg) this->current->add_auth_cfg(this->current, auth, FALSE); child_cfg = child_cfg_create(name, &lifetime, NULL, TRUE, MODE_TUNNEL, - ACTION_NONE, ACTION_NONE, FALSE, 0, 0, - NULL, NULL); + ACTION_NONE, ACTION_NONE, ACTION_NONE, FALSE, + 0, 0, NULL, NULL, 0); child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP)); child_cfg->add_traffic_selector(child_cfg, TRUE, ts_from_string(local_net)); child_cfg->add_traffic_selector(child_cfg, FALSE, ts_from_string(remote_net)); diff --git a/src/libcharon/plugins/medsrv/Makefile.in b/src/libcharon/plugins/medsrv/Makefile.in index f6db7d834..4bb65bd09 100644 --- a/src/libcharon/plugins/medsrv/Makefile.in +++ b/src/libcharon/plugins/medsrv/Makefile.in @@ -222,9 +222,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -263,6 +261,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/nm/Makefile.in b/src/libcharon/plugins/nm/Makefile.in index 2f5c20971..69af7bf83 100644 --- a/src/libcharon/plugins/nm/Makefile.in +++ b/src/libcharon/plugins/nm/Makefile.in @@ -221,9 +221,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -262,6 +260,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/nm/nm_creds.c b/src/libcharon/plugins/nm/nm_creds.c index 638787019..ea98c056d 100644 --- a/src/libcharon/plugins/nm/nm_creds.c +++ b/src/libcharon/plugins/nm/nm_creds.c @@ -400,7 +400,7 @@ static void set_username_password(private_nm_creds_t *this, identification_t *id DESTROY_IF(this->user); this->user = id->clone(id); free(this->pass); - this->pass = password ? strdup(password) : NULL; + this->pass = strdupnull(password); this->lock->unlock(this->lock); } @@ -411,7 +411,7 @@ static void set_key_password(private_nm_creds_t *this, char *password) { this->lock->write_lock(this->lock); free(this->keypass); - this->keypass = password ? strdup(password) : NULL; + this->keypass = strdupnull(password); this->lock->unlock(this->lock); } @@ -423,7 +423,7 @@ static void set_pin(private_nm_creds_t *this, chunk_t keyid, char *pin) this->lock->write_lock(this->lock); free(this->keypass); free(this->keyid.ptr); - this->keypass = pin ? strdup(pin) : NULL; + this->keypass = strdupnull(pin); this->keyid = chunk_clone(keyid); this->lock->unlock(this->lock); } diff --git a/src/libcharon/plugins/nm/nm_service.c b/src/libcharon/plugins/nm/nm_service.c index 72c5bbbb5..4300b57cf 100644 --- a/src/libcharon/plugins/nm/nm_service.c +++ b/src/libcharon/plugins/nm/nm_service.c @@ -518,8 +518,8 @@ static gboolean connect_(NMVPNPlugin *plugin, NMConnection *connection, child_cfg = child_cfg_create(priv->name, &lifetime, NULL, TRUE, MODE_TUNNEL, /* updown, hostaccess */ - ACTION_NONE, ACTION_NONE, ipcomp, 0, 0, - NULL, NULL); + ACTION_NONE, ACTION_NONE, ACTION_NONE, ipcomp, + 0, 0, NULL, NULL, 0); child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP)); ts = traffic_selector_create_dynamic(0, 0, 65535); child_cfg->add_traffic_selector(child_cfg, TRUE, ts); diff --git a/src/libcharon/plugins/smp/Makefile.in b/src/libcharon/plugins/smp/Makefile.in index f24e2d1e7..3d2cef13c 100644 --- a/src/libcharon/plugins/smp/Makefile.in +++ b/src/libcharon/plugins/smp/Makefile.in @@ -220,9 +220,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -261,6 +259,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/socket_default/Makefile.in b/src/libcharon/plugins/socket_default/Makefile.in index bd85386b2..b82372e30 100644 --- a/src/libcharon/plugins/socket_default/Makefile.in +++ b/src/libcharon/plugins/socket_default/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/socket_dynamic/Makefile.in b/src/libcharon/plugins/socket_dynamic/Makefile.in index 8e0790671..7a49088b2 100644 --- a/src/libcharon/plugins/socket_dynamic/Makefile.in +++ b/src/libcharon/plugins/socket_dynamic/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/socket_raw/Makefile.in b/src/libcharon/plugins/socket_raw/Makefile.in index 5f4cba131..744b12fcf 100644 --- a/src/libcharon/plugins/socket_raw/Makefile.in +++ b/src/libcharon/plugins/socket_raw/Makefile.in @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/sql/Makefile.in b/src/libcharon/plugins/sql/Makefile.in index 7c4521785..4244d3b5e 100644 --- a/src/libcharon/plugins/sql/Makefile.in +++ b/src/libcharon/plugins/sql/Makefile.in @@ -220,9 +220,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -261,6 +259,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/sql/sql_config.c b/src/libcharon/plugins/sql/sql_config.c index a47d93f7b..dc016012c 100644 --- a/src/libcharon/plugins/sql/sql_config.c +++ b/src/libcharon/plugins/sql/sql_config.c @@ -1,5 +1,6 @@ /* * Copyright (C) 2006-2008 Martin Willi + * Copyright (C) 2010 Andreas Steffen * Hochschule fuer Technik Rapperswil * * This program is free software; you can redistribute it and/or modify it @@ -38,13 +39,13 @@ struct private_sql_config_t { }; /** - * forward declaration + * Forward declaration */ static peer_cfg_t *build_peer_cfg(private_sql_config_t *this, enumerator_t *e, identification_t *me, identification_t *other); /** - * build a traffic selector from a SQL query + * Build a traffic selector from an SQL query */ static traffic_selector_t *build_traffic_selector(private_sql_config_t *this, enumerator_t *e, bool *local) @@ -119,24 +120,62 @@ static void add_traffic_selectors(private_sql_config_t *this, } /** - * build a Child configuration from a SQL query + * Add ESP proposals to a child config + */ +static void add_esp_proposals(private_sql_config_t *this, + child_cfg_t *child, int id) +{ + enumerator_t *e; + proposal_t *proposal; + char *prop; + bool use_default = TRUE; + + e = this->db->query(this->db, + "SELECT proposal " + "FROM proposals JOIN child_config_proposal ON id = prop " + "WHERE child_cfg = ? ORDER BY prio", + DB_INT, id, DB_TEXT); + if (e) + { + while (e->enumerate(e, &prop)) + { + proposal = proposal_create_from_string(PROTO_ESP, prop); + if (!proposal) + { + DBG1(DBG_CFG, "could not create ESP proposal from '%s'", prop); + break; + } + child->add_proposal(child, proposal); + use_default = FALSE; + } + e->destroy(e); + } + if (use_default) + { + child->add_proposal(child, proposal_create_default(PROTO_ESP)); + } +} + +/** + * Build a child config from an SQL query */ static child_cfg_t *build_child_cfg(private_sql_config_t *this, enumerator_t *e) { - int id, lifetime, rekeytime, jitter, hostaccess, mode, dpd, close, ipcomp; + int id, lifetime, rekeytime, jitter, hostaccess, mode, ipcomp, reqid; + int start, dpd, close; char *name, *updown; child_cfg_t *child_cfg; - if (e->enumerate(e, &id, &name, &lifetime, &rekeytime, &jitter, - &updown, &hostaccess, &mode, &dpd, &close, &ipcomp)) + if (e->enumerate(e, &id, &name, &lifetime, &rekeytime, &jitter, &updown, + &hostaccess, &mode, &start, &dpd, &close, &ipcomp, &reqid)) { lifetime_cfg_t lft = { .time = { .life = lifetime, .rekey = rekeytime, .jitter = jitter } }; child_cfg = child_cfg_create(name, &lft, updown, hostaccess, mode, - dpd, close, ipcomp, 0, 0, NULL, NULL); - /* TODO: read proposal from db */ - child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP)); + start, dpd, close, ipcomp, 0, reqid, + NULL, NULL, 0); + add_esp_proposals(this, child_cfg, id); add_traffic_selectors(this, child_cfg, id); return child_cfg; } @@ -152,13 +191,13 @@ static void add_child_cfgs(private_sql_config_t *this, peer_cfg_t *peer, int id) child_cfg_t *child_cfg; e = this->db->query(this->db, - "SELECT id, name, lifetime, rekeytime, jitter, " - "updown, hostaccess, mode, dpd_action, close_action, ipcomp " + "SELECT id, name, lifetime, rekeytime, jitter, updown, hostaccess, " + "mode, start_action, dpd_action, close_action, ipcomp, reqid " "FROM child_configs JOIN peer_config_child_config ON id = child_cfg " "WHERE peer_cfg = ?", DB_INT, id, - DB_INT, DB_TEXT, DB_INT, DB_INT, DB_INT, - DB_TEXT, DB_INT, DB_INT, DB_INT, DB_INT, DB_INT); + DB_INT, DB_TEXT, DB_INT, DB_INT, DB_INT, DB_TEXT, DB_INT, + DB_INT, DB_INT, DB_INT, DB_INT, DB_INT, DB_INT); if (e) { while ((child_cfg = build_child_cfg(this, e))) @@ -170,29 +209,65 @@ static void add_child_cfgs(private_sql_config_t *this, peer_cfg_t *peer, int id) } /** - * build a ike configuration from a SQL query + * Add IKE proposals to an IKE config + */ +static void add_ike_proposals(private_sql_config_t *this, + ike_cfg_t *ike_cfg, int id) +{ + enumerator_t *e; + proposal_t *proposal; + char *prop; + bool use_default = TRUE; + + e = this->db->query(this->db, + "SELECT proposal " + "FROM proposals JOIN ike_config_proposal ON id = prop " + "WHERE ike_cfg = ? ORDER BY prio", + DB_INT, id, DB_TEXT); + if (e) + { + while (e->enumerate(e, &prop)) + { + proposal = proposal_create_from_string(PROTO_IKE, prop); + if (!proposal) + { + DBG1(DBG_CFG, "could not create IKE proposal from '%s'", prop); + break; + } + ike_cfg->add_proposal(ike_cfg, proposal); + use_default = FALSE; + } + e->destroy(e); + } + if (use_default) + { + ike_cfg->add_proposal(ike_cfg, proposal_create_default(PROTO_IKE)); + } +} + +/** + * Build an IKE config from an SQL query */ static ike_cfg_t *build_ike_cfg(private_sql_config_t *this, enumerator_t *e, host_t *my_host, host_t *other_host) { - int certreq, force_encap; + int id, certreq, force_encap; char *local, *remote; - while (e->enumerate(e, &certreq, &force_encap, &local, &remote)) + while (e->enumerate(e, &id, &certreq, &force_encap, &local, &remote)) { ike_cfg_t *ike_cfg; ike_cfg = ike_cfg_create(certreq, force_encap, local, IKEV2_UDP_PORT, remote, IKEV2_UDP_PORT); - /* TODO: read proposal from db */ - ike_cfg->add_proposal(ike_cfg, proposal_create_default(PROTO_IKE)); + add_ike_proposals(this, ike_cfg, id); return ike_cfg; } return NULL; } /** - * Query a IKE config by its id + * Query an IKE config by its id */ static ike_cfg_t* get_ike_cfg_by_id(private_sql_config_t *this, int id) { @@ -200,10 +275,10 @@ static ike_cfg_t* get_ike_cfg_by_id(private_sql_config_t *this, int id) ike_cfg_t *ike_cfg = NULL; e = this->db->query(this->db, - "SELECT certreq, force_encap, local, remote " + "SELECT id, certreq, force_encap, local, remote " "FROM ike_configs WHERE id = ?", DB_INT, id, - DB_INT, DB_INT, DB_TEXT, DB_TEXT); + DB_INT, DB_INT, DB_INT, DB_TEXT, DB_TEXT); if (e) { ike_cfg = build_ike_cfg(this, e, NULL, NULL); @@ -246,7 +321,7 @@ static peer_cfg_t *get_peer_cfg_by_id(private_sql_config_t *this, int id) } /** - * build a peer configuration from a SQL query + * Build a peer config from an SQL query */ static peer_cfg_t *build_peer_cfg(private_sql_config_t *this, enumerator_t *e, identification_t *me, identification_t *other) @@ -325,10 +400,8 @@ static peer_cfg_t *build_peer_cfg(private_sql_config_t *this, enumerator_t *e, return NULL; } -/** - * implements backend_t.get_peer_cfg_by_name. - */ -static peer_cfg_t *get_peer_cfg_by_name(private_sql_config_t *this, char *name) +METHOD(backend_t, get_peer_cfg_by_name, peer_cfg_t*, + private_sql_config_t *this, char *name) { enumerator_t *e; peer_cfg_t *peer_cfg = NULL; @@ -398,11 +471,8 @@ static void ike_enumerator_destroy(ike_enumerator_t *this) free(this); } -/** - * Implementation of backend_t.create_ike_cfg_enumerator. - */ -static enumerator_t* create_ike_cfg_enumerator(private_sql_config_t *this, - host_t *me, host_t *other) +METHOD(backend_t, create_ike_cfg_enumerator, enumerator_t*, + private_sql_config_t *this, host_t *me, host_t *other) { ike_enumerator_t *e = malloc_thing(ike_enumerator_t); @@ -414,9 +484,9 @@ static enumerator_t* create_ike_cfg_enumerator(private_sql_config_t *this, e->public.destroy = (void*)ike_enumerator_destroy; e->inner = this->db->query(this->db, - "SELECT certreq, force_encap, local, remote " + "SELECT id, certreq, force_encap, local, remote " "FROM ike_configs", - DB_INT, DB_INT, DB_TEXT, DB_TEXT); + DB_INT, DB_INT, DB_INT, DB_TEXT, DB_TEXT); if (!e->inner) { free(e); @@ -466,12 +536,8 @@ static void peer_enumerator_destroy(peer_enumerator_t *this) free(this); } -/** - * Implementation of backend_t.create_peer_cfg_enumerator. - */ -static enumerator_t* create_peer_cfg_enumerator(private_sql_config_t *this, - identification_t *me, - identification_t *other) +METHOD(backend_t, create_peer_cfg_enumerator, enumerator_t*, + private_sql_config_t *this, identification_t *me, identification_t *other) { peer_enumerator_t *e = malloc_thing(peer_enumerator_t); @@ -508,10 +574,8 @@ static enumerator_t* create_peer_cfg_enumerator(private_sql_config_t *this, return &e->public; } -/** - * Implementation of sql_config_t.destroy. - */ -static void destroy(private_sql_config_t *this) +METHOD(sql_config_t, destroy, void, + private_sql_config_t *this) { free(this); } @@ -521,14 +585,19 @@ static void destroy(private_sql_config_t *this) */ sql_config_t *sql_config_create(database_t *db) { - private_sql_config_t *this = malloc_thing(private_sql_config_t); - - this->public.backend.create_peer_cfg_enumerator = (enumerator_t*(*)(backend_t*, identification_t *me, identification_t *other))create_peer_cfg_enumerator; - this->public.backend.create_ike_cfg_enumerator = (enumerator_t*(*)(backend_t*, host_t *me, host_t *other))create_ike_cfg_enumerator; - this->public.backend.get_peer_cfg_by_name = (peer_cfg_t* (*)(backend_t*,char*))get_peer_cfg_by_name; - this->public.destroy = (void(*)(sql_config_t*))destroy; + private_sql_config_t *this; - this->db = db; + INIT(this, + .public = { + .backend = { + .create_peer_cfg_enumerator = _create_peer_cfg_enumerator, + .create_ike_cfg_enumerator = _create_ike_cfg_enumerator, + .get_peer_cfg_by_name = _get_peer_cfg_by_name, + }, + .destroy = _destroy, + }, + .db = db + ); return &this->public; } diff --git a/src/libcharon/plugins/sql/sql_cred.c b/src/libcharon/plugins/sql/sql_cred.c index 12f4ab045..117eec921 100644 --- a/src/libcharon/plugins/sql/sql_cred.c +++ b/src/libcharon/plugins/sql/sql_cred.c @@ -1,4 +1,5 @@ /* + * Copyright (C) 2010 Tobias Brunner * Copyright (C) 2008 Martin Willi * Hochschule fuer Technik Rapperswil * @@ -37,6 +38,7 @@ struct private_sql_cred_t { database_t *db; }; + /** * enumerator over private keys */ @@ -49,11 +51,8 @@ typedef struct { private_key_t *current; } private_enumerator_t; -/** - * Implementation of private_enumerator_t.public.enumerate - */ -static bool private_enumerator_enumerate(private_enumerator_t *this, - private_key_t **key) +METHOD(enumerator_t, private_enumerator_enumerate, bool, + private_enumerator_t *this, private_key_t **key) { chunk_t blob; int type; @@ -62,7 +61,7 @@ static bool private_enumerator_enumerate(private_enumerator_t *this, while (this->inner->enumerate(this->inner, &type, &blob)) { this->current = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, type, - BUILD_BLOB_ASN1_DER, blob, + BUILD_BLOB_PEM, blob, BUILD_END); if (this->current) { @@ -74,29 +73,25 @@ static bool private_enumerator_enumerate(private_enumerator_t *this, return FALSE; } -/** - * Implementation of private_enumerator_t.public.destroy - */ -static void private_enumerator_destroy(private_enumerator_t *this) +METHOD(enumerator_t, private_enumerator_destroy, void, + private_enumerator_t *this) { DESTROY_IF(this->current); this->inner->destroy(this->inner); free(this); } -/** - * Implementation of credential_set_t.create_private_enumerator. - */ -static enumerator_t* create_private_enumerator(private_sql_cred_t *this, - key_type_t type, - identification_t *id) +METHOD(credential_set_t, create_private_enumerator, enumerator_t*, + private_sql_cred_t *this, key_type_t type, identification_t *id) { private_enumerator_t *e; - e = malloc_thing(private_enumerator_t); - e->current = NULL; - e->public.enumerate = (void*)private_enumerator_enumerate; - e->public.destroy = (void*)private_enumerator_destroy; + INIT(e, + .public = { + .enumerate = (void*)_private_enumerator_enumerate, + .destroy = _private_enumerator_destroy, + }, + ); if (id && id->get_type(id) != ID_ANY) { e->inner = this->db->query(this->db, @@ -123,6 +118,7 @@ static enumerator_t* create_private_enumerator(private_sql_cred_t *this, return &e->public; } + /** * enumerator over certificates */ @@ -135,11 +131,8 @@ typedef struct { certificate_t *current; } cert_enumerator_t; -/** - * Implementation of cert_enumerator_t.public.enumerate - */ -static bool cert_enumerator_enumerate(cert_enumerator_t *this, - certificate_t **cert) +METHOD(enumerator_t, cert_enumerator_enumerate, bool, + cert_enumerator_t *this, certificate_t **cert) { chunk_t blob; int type; @@ -148,7 +141,7 @@ static bool cert_enumerator_enumerate(cert_enumerator_t *this, while (this->inner->enumerate(this->inner, &type, &blob)) { this->current = lib->creds->create(lib->creds, CRED_CERTIFICATE, type, - BUILD_BLOB_ASN1_DER, blob, + BUILD_BLOB_PEM, blob, BUILD_END); if (this->current) { @@ -160,29 +153,26 @@ static bool cert_enumerator_enumerate(cert_enumerator_t *this, return FALSE; } -/** - * Implementation of cert_enumerator_t.public.destroy - */ -static void cert_enumerator_destroy(cert_enumerator_t *this) +METHOD(enumerator_t, cert_enumerator_destroy, void, + cert_enumerator_t *this) { DESTROY_IF(this->current); this->inner->destroy(this->inner); free(this); } -/** - * Implementation of credential_set_t.create_cert_enumerator. - */ -static enumerator_t* create_cert_enumerator(private_sql_cred_t *this, - certificate_type_t cert, key_type_t key, - identification_t *id, bool trusted) +METHOD(credential_set_t, create_cert_enumerator, enumerator_t*, + private_sql_cred_t *this, certificate_type_t cert, key_type_t key, + identification_t *id, bool trusted) { cert_enumerator_t *e; - e = malloc_thing(cert_enumerator_t); - e->current = NULL; - e->public.enumerate = (void*)cert_enumerator_enumerate; - e->public.destroy = (void*)cert_enumerator_destroy; + INIT(e, + .public = { + .enumerate = (void*)_cert_enumerator_enumerate, + .destroy = _cert_enumerator_destroy, + }, + ); if (id && id->get_type(id) != ID_ANY) { e->inner = this->db->query(this->db, @@ -213,6 +203,7 @@ static enumerator_t* create_cert_enumerator(private_sql_cred_t *this, return &e->public; } + /** * enumerator over shared keys */ @@ -229,12 +220,9 @@ typedef struct { shared_key_t *current; } shared_enumerator_t; -/** - * Implementation of shared_enumerator_t.public.enumerate - */ -static bool shared_enumerator_enumerate(shared_enumerator_t *this, - shared_key_t **shared, - id_match_t *me, id_match_t *other) +METHOD(enumerator_t, shared_enumerator_enumerate, bool, + shared_enumerator_t *this, shared_key_t **shared, + id_match_t *me, id_match_t *other) { chunk_t blob; int type; @@ -261,31 +249,28 @@ static bool shared_enumerator_enumerate(shared_enumerator_t *this, return FALSE; } -/** - * Implementation of shared_enumerator_t.public.destroy - */ -static void shared_enumerator_destroy(shared_enumerator_t *this) +METHOD(enumerator_t, shared_enumerator_destroy, void, + shared_enumerator_t *this) { DESTROY_IF(this->current); this->inner->destroy(this->inner); free(this); } -/** - * Implementation of credential_set_t.create_shared_enumerator. - */ -static enumerator_t* create_shared_enumerator(private_sql_cred_t *this, - shared_key_type_t type, - identification_t *me, identification_t *other) +METHOD(credential_set_t, create_shared_enumerator, enumerator_t*, + private_sql_cred_t *this, shared_key_type_t type, + identification_t *me, identification_t *other) { shared_enumerator_t *e; - e = malloc_thing(shared_enumerator_t); - e->me = me; - e->other = other; - e->current = NULL; - e->public.enumerate = (void*)shared_enumerator_enumerate; - e->public.destroy = (void*)shared_enumerator_destroy; + INIT(e, + .public = { + .enumerate = (void*)_shared_enumerator_enumerate, + .destroy = _shared_enumerator_destroy, + }, + .me = me, + .other = other, + ); if (!me && !other) { e->inner = this->db->query(this->db, @@ -329,36 +314,141 @@ static enumerator_t* create_shared_enumerator(private_sql_cred_t *this, return &e->public; } + /** - * Implementation of credential_set_t.cache_cert. + * enumerator over CDPs */ -static void cache_cert(private_sql_cred_t *this, certificate_t *cert) +typedef struct { + /** implements enumerator_t */ + enumerator_t public; + /** inner SQL enumerator */ + enumerator_t *inner; + /** currently enumerated string */ + char *current; +} cdp_enumerator_t; + +/** + * types of CDPs + */ +typedef enum { + /** any available CDP */ + CDP_TYPE_ANY = 0, + /** CRL */ + CDP_TYPE_CRL, + /** OCSP Responder */ + CDP_TYPE_OCSP, +} cdp_type_t; + +METHOD(enumerator_t, cdp_enumerator_enumerate, bool, + cdp_enumerator_t *this, char **uri) +{ + char *text; + + free(this->current); + while (this->inner->enumerate(this->inner, &text)) + { + *uri = this->current = strdup(text); + return TRUE; + } + this->current = NULL; + return FALSE; +} + +METHOD(enumerator_t, cdp_enumerator_destroy, void, + cdp_enumerator_t *this) +{ + free(this->current); + this->inner->destroy(this->inner); + free(this); +} + +METHOD(credential_set_t, create_cdp_enumerator, enumerator_t*, + private_sql_cred_t *this, certificate_type_t type, identification_t *id) +{ + cdp_enumerator_t *e; + cdp_type_t cdp_type; + + switch (type) + { /* we serve CRLs and OCSP responders */ + case CERT_X509_CRL: + cdp_type = CDP_TYPE_CRL; + break; + case CERT_X509_OCSP_RESPONSE: + cdp_type = CDP_TYPE_OCSP; + break; + case CERT_ANY: + cdp_type = CDP_TYPE_ANY; + break; + default: + return NULL; + } + INIT(e, + .public = { + .enumerate = (void*)_cdp_enumerator_enumerate, + .destroy = _cdp_enumerator_destroy, + }, + ); + if (id && id->get_type(id) != ID_ANY) + { + e->inner = this->db->query(this->db, + "SELECT dp.uri FROM certificate_distribution_points AS dp " + "JOIN certificate_authorities AS ca ON ca.id = dp.ca " + "JOIN certificates AS c ON c.id = ca.certificate " + "JOIN certificate_identity AS ci ON c.id = ci.certificate " + "JOIN identities AS i ON ci.identity = i.id " + "WHERE i.type = ? AND i.data = ? AND (? OR dp.type = ?)", + DB_INT, id->get_type(id), DB_BLOB, id->get_encoding(id), + DB_INT, cdp_type == CDP_TYPE_ANY, DB_INT, cdp_type, + DB_TEXT); + } + else + { + e->inner = this->db->query(this->db, + "SELECT dp.uri FROM certificate_distribution_points AS dp " + "WHERE (? OR dp.type = ?)", + DB_INT, cdp_type == CDP_TYPE_ANY, DB_INT, cdp_type, + DB_TEXT); + } + if (!e->inner) + { + free(e); + return NULL; + } + return &e->public; +} + +METHOD(credential_set_t, cache_cert, void, + private_sql_cred_t *this, certificate_t *cert) { /* TODO: implement CRL caching to database */ } -/** - * Implementation of sql_cred_t.destroy. - */ -static void destroy(private_sql_cred_t *this) +METHOD(sql_cred_t, destroy, void, + private_sql_cred_t *this) { free(this); } + /** * Described in header. */ sql_cred_t *sql_cred_create(database_t *db) { - private_sql_cred_t *this = malloc_thing(private_sql_cred_t); - - this->public.set.create_private_enumerator = (void*)create_private_enumerator; - this->public.set.create_cert_enumerator = (void*)create_cert_enumerator; - this->public.set.create_shared_enumerator = (void*)create_shared_enumerator; - this->public.set.create_cdp_enumerator = (void*)return_null; - this->public.set.cache_cert = (void*)cache_cert; - this->public.destroy = (void(*)(sql_cred_t*))destroy; - - this->db = db; + private_sql_cred_t *this; + + INIT(this, + .public = { + .set = { + .create_private_enumerator = _create_private_enumerator, + .create_cert_enumerator = _create_cert_enumerator, + .create_shared_enumerator = _create_shared_enumerator, + .create_cdp_enumerator = _create_cdp_enumerator, + .cache_cert = _cache_cert, + }, + .destroy = _destroy, + }, + .db = db, + ); return &this->public; } diff --git a/src/libcharon/plugins/sql/sql_plugin.c b/src/libcharon/plugins/sql/sql_plugin.c index 7b0a198d1..ad1eb91b1 100644 --- a/src/libcharon/plugins/sql/sql_plugin.c +++ b/src/libcharon/plugins/sql/sql_plugin.c @@ -53,10 +53,8 @@ struct private_sql_plugin_t { sql_logger_t *logger; }; -/** - * Implementation of plugin_t.destroy - */ -static void destroy(private_sql_plugin_t *this) +METHOD(plugin_t, destroy, void, + private_sql_plugin_t *this) { charon->backends->remove_backend(charon->backends, &this->config->backend); lib->credmgr->remove_set(lib->credmgr, &this->cred->set); @@ -83,11 +81,15 @@ plugin_t *sql_plugin_create() return NULL; } - this = malloc_thing(private_sql_plugin_t); - - this->public.plugin.destroy = (void(*)(plugin_t*))destroy; + INIT(this, + .public = { + .plugin = { + .destroy = _destroy, + }, + }, + .db = lib->db->create(lib->db, uri), + ); - this->db = lib->db->create(lib->db, uri); if (!this->db) { DBG1(DBG_CFG, "sql plugin failed to connect to database"); diff --git a/src/libcharon/plugins/stroke/Makefile.am b/src/libcharon/plugins/stroke/Makefile.am index 40888a40b..e561224e9 100644 --- a/src/libcharon/plugins/stroke/Makefile.am +++ b/src/libcharon/plugins/stroke/Makefile.am @@ -21,7 +21,6 @@ libstrongswan_stroke_la_SOURCES = \ stroke_cred.h stroke_cred.c \ stroke_ca.h stroke_ca.c \ stroke_attribute.h stroke_attribute.c \ - stroke_list.h stroke_list.c \ - stroke_shared_key.h stroke_shared_key.c + stroke_list.h stroke_list.c libstrongswan_stroke_la_LDFLAGS = -module -avoid-version diff --git a/src/libcharon/plugins/stroke/Makefile.in b/src/libcharon/plugins/stroke/Makefile.in index e6e98838b..ccf3eeede 100644 --- a/src/libcharon/plugins/stroke/Makefile.in +++ b/src/libcharon/plugins/stroke/Makefile.in @@ -77,7 +77,7 @@ LTLIBRARIES = $(noinst_LTLIBRARIES) $(plugin_LTLIBRARIES) libstrongswan_stroke_la_LIBADD = am_libstrongswan_stroke_la_OBJECTS = stroke_plugin.lo stroke_socket.lo \ stroke_config.lo stroke_control.lo stroke_cred.lo stroke_ca.lo \ - stroke_attribute.lo stroke_list.lo stroke_shared_key.lo + stroke_attribute.lo stroke_list.lo libstrongswan_stroke_la_OBJECTS = \ $(am_libstrongswan_stroke_la_OBJECTS) libstrongswan_stroke_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ @@ -223,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ @@ -292,8 +292,7 @@ libstrongswan_stroke_la_SOURCES = \ stroke_cred.h stroke_cred.c \ stroke_ca.h stroke_ca.c \ stroke_attribute.h stroke_attribute.c \ - stroke_list.h stroke_list.c \ - stroke_shared_key.h stroke_shared_key.c + stroke_list.h stroke_list.c libstrongswan_stroke_la_LDFLAGS = -module -avoid-version all: all-am @@ -386,7 +385,6 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stroke_cred.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stroke_list.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stroke_plugin.Plo@am__quote@ -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stroke_shared_key.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stroke_socket.Plo@am__quote@ .c.o: diff --git a/src/libcharon/plugins/stroke/stroke_ca.c b/src/libcharon/plugins/stroke/stroke_ca.c index 9a3ae0ab9..69e13deb9 100644 --- a/src/libcharon/plugins/stroke/stroke_ca.c +++ b/src/libcharon/plugins/stroke/stroke_ca.c @@ -113,6 +113,7 @@ static void ca_section_destroy(ca_section_t *this) this->crl->destroy_function(this->crl, free); this->ocsp->destroy_function(this->ocsp, free); this->hashes->destroy_offset(this->hashes, offsetof(identification_t, destroy)); + this->cert->destroy(this->cert); free(this->certuribase); free(this->name); free(this); @@ -207,11 +208,8 @@ static enumerator_t *create_inner_cdp_hashandurl(ca_section_t *section, cdp_data return enumerator; } -/** - * Implementation of credential_set_t.create_cdp_enumerator. - */ -static enumerator_t *create_cdp_enumerator(private_stroke_ca_t *this, - certificate_type_t type, identification_t *id) +METHOD(credential_set_t, create_cdp_enumerator, enumerator_t*, + private_stroke_ca_t *this, certificate_type_t type, identification_t *id) { cdp_data_t *data; @@ -235,10 +233,9 @@ static enumerator_t *create_cdp_enumerator(private_stroke_ca_t *this, (type == CERT_X509) ? (void*)create_inner_cdp_hashandurl : (void*)create_inner_cdp, data, (void*)cdp_data_destroy); } -/** - * Implementation of stroke_ca_t.add. - */ -static void add(private_stroke_ca_t *this, stroke_msg_t *msg) + +METHOD(stroke_ca_t, add, void, + private_stroke_ca_t *this, stroke_msg_t *msg) { certificate_t *cert; ca_section_t *ca; @@ -279,10 +276,8 @@ static void add(private_stroke_ca_t *this, stroke_msg_t *msg) } } -/** - * Implementation of stroke_ca_t.del. - */ -static void del(private_stroke_ca_t *this, stroke_msg_t *msg) +METHOD(stroke_ca_t, del, void, + private_stroke_ca_t *this, stroke_msg_t *msg) { enumerator_t *enumerator; ca_section_t *ca = NULL; @@ -336,10 +331,8 @@ static void list_uris(linked_list_t *list, char *label, FILE *out) enumerator->destroy(enumerator); } -/** - * Implementation of stroke_ca_t.check_for_hash_and_url. - */ -static void check_for_hash_and_url(private_stroke_ca_t *this, certificate_t* cert) +METHOD(stroke_ca_t, check_for_hash_and_url, void, + private_stroke_ca_t *this, certificate_t* cert) { ca_section_t *section; enumerator_t *enumerator; @@ -376,10 +369,8 @@ static void check_for_hash_and_url(private_stroke_ca_t *this, certificate_t* cer hasher->destroy(hasher); } -/** - * Implementation of stroke_ca_t.list. - */ -static void list(private_stroke_ca_t *this, stroke_msg_t *msg, FILE *out) +METHOD(stroke_ca_t, list, void, + private_stroke_ca_t *this, stroke_msg_t *msg, FILE *out) { bool first = TRUE; ca_section_t *section; @@ -426,10 +417,8 @@ static void list(private_stroke_ca_t *this, stroke_msg_t *msg, FILE *out) this->lock->unlock(this->lock); } -/** - * Implementation of stroke_ca_t.destroy - */ -static void destroy(private_stroke_ca_t *this) +METHOD(stroke_ca_t, destroy, void, + private_stroke_ca_t *this) { this->sections->destroy_function(this->sections, (void*)ca_section_destroy); this->lock->destroy(this->lock); @@ -441,22 +430,27 @@ static void destroy(private_stroke_ca_t *this) */ stroke_ca_t *stroke_ca_create(stroke_cred_t *cred) { - private_stroke_ca_t *this = malloc_thing(private_stroke_ca_t); - - this->public.set.create_private_enumerator = (void*)return_null; - this->public.set.create_cert_enumerator = (void*)return_null; - this->public.set.create_shared_enumerator = (void*)return_null; - this->public.set.create_cdp_enumerator = (void*)create_cdp_enumerator; - this->public.set.cache_cert = (void*)nop; - this->public.add = (void(*)(stroke_ca_t*, stroke_msg_t *msg))add; - this->public.del = (void(*)(stroke_ca_t*, stroke_msg_t *msg))del; - this->public.list = (void(*)(stroke_ca_t*, stroke_msg_t *msg, FILE *out))list; - this->public.check_for_hash_and_url = (void(*)(stroke_ca_t*, certificate_t*))check_for_hash_and_url; - this->public.destroy = (void(*)(stroke_ca_t*))destroy; - - this->sections = linked_list_create(); - this->lock = rwlock_create(RWLOCK_TYPE_DEFAULT); - this->cred = cred; + private_stroke_ca_t *this; + + INIT(this, + .public = { + .set = { + .create_private_enumerator = (void*)return_null, + .create_cert_enumerator = (void*)return_null, + .create_shared_enumerator = (void*)return_null, + .create_cdp_enumerator = _create_cdp_enumerator, + .cache_cert = (void*)nop, + }, + .add = _add, + .del = _del, + .list = _list, + .check_for_hash_and_url = _check_for_hash_and_url, + .destroy = _destroy, + }, + .sections = linked_list_create(), + .lock = rwlock_create(RWLOCK_TYPE_DEFAULT), + .cred = cred, + ); return &this->public; } diff --git a/src/libcharon/plugins/stroke/stroke_config.c b/src/libcharon/plugins/stroke/stroke_config.c index 165212a5e..ea7d17592 100644 --- a/src/libcharon/plugins/stroke/stroke_config.c +++ b/src/libcharon/plugins/stroke/stroke_config.c @@ -53,12 +53,8 @@ struct private_stroke_config_t { stroke_cred_t *cred; }; -/** - * Implementation of backend_t.create_peer_cfg_enumerator. - */ -static enumerator_t* create_peer_cfg_enumerator(private_stroke_config_t *this, - identification_t *me, - identification_t *other) +METHOD(backend_t, create_peer_cfg_enumerator, enumerator_t*, + private_stroke_config_t *this, identification_t *me, identification_t *other) { this->mutex->lock(this->mutex); return enumerator_create_cleaner(this->list->create_enumerator(this->list), @@ -74,11 +70,8 @@ static bool ike_filter(void *data, peer_cfg_t **in, ike_cfg_t **out) return TRUE; } -/** - * Implementation of backend_t.create_ike_cfg_enumerator. - */ -static enumerator_t* create_ike_cfg_enumerator(private_stroke_config_t *this, - host_t *me, host_t *other) +METHOD(backend_t, create_ike_cfg_enumerator, enumerator_t*, + private_stroke_config_t *this, host_t *me, host_t *other) { this->mutex->lock(this->mutex); return enumerator_create_filter(this->list->create_enumerator(this->list), @@ -86,10 +79,8 @@ static enumerator_t* create_ike_cfg_enumerator(private_stroke_config_t *this, (void*)this->mutex->unlock); } -/** - * implements backend_t.get_peer_cfg_by_name. - */ -static peer_cfg_t *get_peer_cfg_by_name(private_stroke_config_t *this, char *name) +METHOD(backend_t, get_peer_cfg_by_name, peer_cfg_t*, + private_stroke_config_t *this, char *name) { enumerator_t *e1, *e2; peer_cfg_t *current, *found = NULL; @@ -438,13 +429,38 @@ static auth_cfg_t *build_auth_cfg(private_stroke_config_t *this, enumerator->destroy(enumerator); } + /* certificatePolicies */ + if (end->cert_policy) + { + enumerator_t *enumerator; + char *policy; + + enumerator = enumerator_create_token(end->cert_policy, ",", " "); + while (enumerator->enumerate(enumerator, &policy)) + { + cfg->add(cfg, AUTH_RULE_CERT_POLICY, strdup(policy)); + } + enumerator->destroy(enumerator); + } + /* authentication metod (class, actually) */ if (streq(auth, "pubkey") || - streq(auth, "rsasig") || streq(auth, "rsa") || - streq(auth, "ecdsasig") || streq(auth, "ecdsa")) + strneq(auth, "rsa", strlen("rsa")) || + strneq(auth, "ecdsa", strlen("ecdsa"))) { + u_int strength; + cfg->add(cfg, AUTH_RULE_AUTH_CLASS, AUTH_CLASS_PUBKEY); build_crl_policy(cfg, local, msg->add_conn.crl_policy); + + if (sscanf(auth, "rsa-%d", &strength) == 1) + { + cfg->add(cfg, AUTH_RULE_RSA_STRENGTH, (uintptr_t)strength); + } + if (sscanf(auth, "ecdsa-%d", &strength) == 1) + { + cfg->add(cfg, AUTH_RULE_ECDSA_STRENGTH, (uintptr_t)strength); + } } else if (streq(auth, "psk") || streq(auth, "secret")) { @@ -808,9 +824,9 @@ static child_cfg_t *build_child_cfg(private_stroke_config_t *this, child_cfg = child_cfg_create( msg->add_conn.name, &lifetime, msg->add_conn.me.updown, msg->add_conn.me.hostaccess, - msg->add_conn.mode, dpd, dpd, msg->add_conn.ipcomp, + msg->add_conn.mode, ACTION_NONE, dpd, dpd, msg->add_conn.ipcomp, msg->add_conn.inactivity, msg->add_conn.reqid, - &mark_in, &mark_out); + &mark_in, &mark_out, msg->add_conn.tfc); child_cfg->set_mipv6_options(child_cfg, msg->add_conn.proxy_mode, msg->add_conn.install_policy); add_ts(this, &msg->add_conn.me, child_cfg, TRUE); @@ -821,10 +837,8 @@ static child_cfg_t *build_child_cfg(private_stroke_config_t *this, return child_cfg; } -/** - * Implementation of stroke_config_t.add. - */ -static void add(private_stroke_config_t *this, stroke_msg_t *msg) +METHOD(stroke_config_t, add, void, + private_stroke_config_t *this, stroke_msg_t *msg) { ike_cfg_t *ike_cfg, *existing_ike; peer_cfg_t *peer_cfg, *existing; @@ -884,10 +898,8 @@ static void add(private_stroke_config_t *this, stroke_msg_t *msg) } } -/** - * Implementation of stroke_config_t.del. - */ -static void del(private_stroke_config_t *this, stroke_msg_t *msg) +METHOD(stroke_config_t, del, void, + private_stroke_config_t *this, stroke_msg_t *msg) { enumerator_t *enumerator, *children; peer_cfg_t *peer; @@ -938,10 +950,8 @@ static void del(private_stroke_config_t *this, stroke_msg_t *msg) } } -/** - * Implementation of stroke_config_t.destroy - */ -static void destroy(private_stroke_config_t *this) +METHOD(stroke_config_t, destroy, void, + private_stroke_config_t *this) { this->list->destroy_offset(this->list, offsetof(peer_cfg_t, destroy)); this->mutex->destroy(this->mutex); @@ -953,19 +963,24 @@ static void destroy(private_stroke_config_t *this) */ stroke_config_t *stroke_config_create(stroke_ca_t *ca, stroke_cred_t *cred) { - private_stroke_config_t *this = malloc_thing(private_stroke_config_t); - - this->public.backend.create_peer_cfg_enumerator = (enumerator_t*(*)(backend_t*, identification_t *me, identification_t *other))create_peer_cfg_enumerator; - this->public.backend.create_ike_cfg_enumerator = (enumerator_t*(*)(backend_t*, host_t *me, host_t *other))create_ike_cfg_enumerator; - this->public.backend.get_peer_cfg_by_name = (peer_cfg_t* (*)(backend_t*,char*))get_peer_cfg_by_name; - this->public.add = (void(*)(stroke_config_t*, stroke_msg_t *msg))add; - this->public.del = (void(*)(stroke_config_t*, stroke_msg_t *msg))del; - this->public.destroy = (void(*)(stroke_config_t*))destroy; - - this->list = linked_list_create(); - this->mutex = mutex_create(MUTEX_TYPE_RECURSIVE); - this->ca = ca; - this->cred = cred; + private_stroke_config_t *this; + + INIT(this, + .public = { + .backend = { + .create_peer_cfg_enumerator = _create_peer_cfg_enumerator, + .create_ike_cfg_enumerator = _create_ike_cfg_enumerator, + .get_peer_cfg_by_name = _get_peer_cfg_by_name, + }, + .add = _add, + .del = _del, + .destroy = _destroy, + }, + .list = linked_list_create(), + .mutex = mutex_create(MUTEX_TYPE_RECURSIVE), + .ca = ca, + .cred = cred, + ); return &this->public; } diff --git a/src/libcharon/plugins/stroke/stroke_control.c b/src/libcharon/plugins/stroke/stroke_control.c index e0398ba78..3541ab8f9 100644 --- a/src/libcharon/plugins/stroke/stroke_control.c +++ b/src/libcharon/plugins/stroke/stroke_control.c @@ -17,6 +17,8 @@ #include <daemon.h> #include <processing/jobs/delete_ike_sa_job.h> +#include <processing/jobs/rekey_ike_sa_job.h> +#include <processing/jobs/rekey_child_sa_job.h> typedef struct private_stroke_control_t private_stroke_control_t; @@ -90,10 +92,8 @@ static child_cfg_t* get_child_from_peer(peer_cfg_t *peer_cfg, char *name) return found; } -/** - * Implementation of stroke_control_t.initiate. - */ -static void initiate(private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) +METHOD(stroke_control_t, initiate, void, + private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) { peer_cfg_t *peer_cfg; child_cfg_t *child_cfg; @@ -137,76 +137,89 @@ static void initiate(private_stroke_control_t *this, stroke_msg_t *msg, FILE *ou } /** - * Implementation of stroke_control_t.terminate. + * Parse a terminate/rekey specifier */ -static void terminate(private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) +static bool parse_specifier(char *string, u_int32_t *id, + char **name, bool *child, bool *all) { - char *string, *pos = NULL, *name = NULL; - u_int32_t id = 0; - bool child, all = FALSE; int len; - ike_sa_t *ike_sa; - enumerator_t *enumerator; - linked_list_t *ike_list, *child_list; - stroke_log_info_t info; - uintptr_t del; + char *pos = NULL; - string = msg->terminate.name; + *id = 0; + *name = NULL; + *all = FALSE; len = strlen(string); if (len < 1) { - DBG1(DBG_CFG, "error parsing string"); - return; + return FALSE; } switch (string[len-1]) { case '}': - child = TRUE; + *child = TRUE; pos = strchr(string, '{'); break; case ']': - child = FALSE; + *child = FALSE; pos = strchr(string, '['); break; default: - name = string; - child = FALSE; + *name = string; + *child = FALSE; break; } - if (name) + if (*name) { /* is a single name */ } else if (pos == string + len - 2) { /* is name[] or name{} */ string[len-2] = '\0'; - name = string; + *name = string; } else { if (!pos) { - DBG1(DBG_CFG, "error parsing string"); - return; + return FALSE; } if (*(pos + 1) == '*') { /* is name[*] */ - all = TRUE; + *all = TRUE; *pos = '\0'; - name = string; + *name = string; } else { /* is name[123] or name{23} */ - id = atoi(pos + 1); - if (id == 0) + *id = atoi(pos + 1); + if (*id == 0) { - DBG1(DBG_CFG, "error parsing string"); - return; + return FALSE; } } } + return TRUE; +} + +METHOD(stroke_control_t, terminate, void, + private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) +{ + char *name; + u_int32_t id; + bool child, all; + ike_sa_t *ike_sa; + enumerator_t *enumerator; + linked_list_t *ike_list, *child_list; + stroke_log_info_t info; + uintptr_t del; + + if (!parse_specifier(msg->terminate.name, &id, &name, &child, &all)) + { + DBG1(DBG_CFG, "error parsing specifier string"); + return; + } info.out = out; info.level = msg->output_verbosity; @@ -293,11 +306,68 @@ static void terminate(private_stroke_control_t *this, stroke_msg_t *msg, FILE *o child_list->destroy(child_list); } -/** - * Implementation of stroke_control_t.terminate_srcip. - */ -static void terminate_srcip(private_stroke_control_t *this, - stroke_msg_t *msg, FILE *out) +METHOD(stroke_control_t, rekey, void, + private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) +{ + char *name; + u_int32_t id; + bool child, all, finished = FALSE; + ike_sa_t *ike_sa; + enumerator_t *enumerator; + + if (!parse_specifier(msg->terminate.name, &id, &name, &child, &all)) + { + DBG1(DBG_CFG, "error parsing specifier string"); + return; + } + enumerator = charon->controller->create_ike_sa_enumerator(charon->controller); + while (enumerator->enumerate(enumerator, &ike_sa)) + { + child_sa_t *child_sa; + iterator_t *children; + + if (child) + { + children = ike_sa->create_child_sa_iterator(ike_sa); + while (children->iterate(children, (void**)&child_sa)) + { + if ((name && streq(name, child_sa->get_name(child_sa))) || + (id && id == child_sa->get_reqid(child_sa))) + { + lib->processor->queue_job(lib->processor, + (job_t*)rekey_child_sa_job_create( + child_sa->get_reqid(child_sa), + child_sa->get_protocol(child_sa), + child_sa->get_spi(child_sa, TRUE))); + if (!all) + { + finished = TRUE; + break; + } + } + } + children->destroy(children); + } + else if ((name && streq(name, ike_sa->get_name(ike_sa))) || + (id && id == ike_sa->get_unique_id(ike_sa))) + { + lib->processor->queue_job(lib->processor, + (job_t*)rekey_ike_sa_job_create(ike_sa->get_id(ike_sa), FALSE)); + if (!all) + { + finished = TRUE; + } + } + if (finished) + { + break; + } + } + enumerator->destroy(enumerator); +} + +METHOD(stroke_control_t, terminate_srcip, void, + private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) { enumerator_t *enumerator; ike_sa_t *ike_sa; @@ -362,10 +432,8 @@ static void terminate_srcip(private_stroke_control_t *this, DESTROY_IF(end); } -/** - * Implementation of stroke_control_t.purge_ike - */ -static void purge_ike(private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) +METHOD(stroke_control_t, purge_ike, void, + private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) { enumerator_t *enumerator; iterator_t *iterator; @@ -402,10 +470,8 @@ static void purge_ike(private_stroke_control_t *this, stroke_msg_t *msg, FILE *o list->destroy(list); } -/** - * Implementation of stroke_control_t.route. - */ -static void route(private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) +METHOD(stroke_control_t, route, void, + private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) { peer_cfg_t *peer_cfg; child_cfg_t *child_cfg; @@ -443,10 +509,8 @@ static void route(private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) child_cfg->destroy(child_cfg); } -/** - * Implementation of stroke_control_t.unroute. - */ -static void unroute(private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) +METHOD(stroke_control_t, unroute, void, + private_stroke_control_t *this, stroke_msg_t *msg, FILE *out) { child_sa_t *child_sa; enumerator_t *enumerator; @@ -468,10 +532,8 @@ static void unroute(private_stroke_control_t *this, stroke_msg_t *msg, FILE *out fprintf(out, "configuration '%s' not found\n", msg->unroute.name); } -/** - * Implementation of stroke_control_t.destroy - */ -static void destroy(private_stroke_control_t *this) +METHOD(stroke_control_t, destroy, void, + private_stroke_control_t *this) { free(this); } @@ -481,15 +543,20 @@ static void destroy(private_stroke_control_t *this) */ stroke_control_t *stroke_control_create() { - private_stroke_control_t *this = malloc_thing(private_stroke_control_t); - - this->public.initiate = (void(*)(stroke_control_t*, stroke_msg_t *msg, FILE *out))initiate; - this->public.terminate = (void(*)(stroke_control_t*, stroke_msg_t *msg, FILE *out))terminate; - this->public.terminate_srcip = (void(*)(stroke_control_t*, stroke_msg_t *msg, FILE *out))terminate_srcip; - this->public.purge_ike = (void(*)(stroke_control_t*, stroke_msg_t *msg, FILE *out))purge_ike; - this->public.route = (void(*)(stroke_control_t*, stroke_msg_t *msg, FILE *out))route; - this->public.unroute = (void(*)(stroke_control_t*, stroke_msg_t *msg, FILE *out))unroute; - this->public.destroy = (void(*)(stroke_control_t*))destroy; + private_stroke_control_t *this; + + INIT(this, + .public = { + .initiate = _initiate, + .terminate = _terminate, + .terminate_srcip = _terminate_srcip, + .rekey = _rekey, + .purge_ike = _purge_ike, + .route = _route, + .unroute = _unroute, + .destroy = _destroy, + }, + ); return &this->public; } diff --git a/src/libcharon/plugins/stroke/stroke_control.h b/src/libcharon/plugins/stroke/stroke_control.h index 9b49bdc31..869aab3d3 100644 --- a/src/libcharon/plugins/stroke/stroke_control.h +++ b/src/libcharon/plugins/stroke/stroke_control.h @@ -54,6 +54,13 @@ struct stroke_control_t { void (*terminate_srcip)(stroke_control_t *this, stroke_msg_t *msg, FILE *out); /** + * Rekey a connection. + * + * @param msg stroke message + */ + void (*rekey)(stroke_control_t *this, stroke_msg_t *msg, FILE *out); + + /** * Delete IKE_SAs without a CHILD_SA. * * @param msg stroke message diff --git a/src/libcharon/plugins/stroke/stroke_cred.c b/src/libcharon/plugins/stroke/stroke_cred.c index 91e71f1f4..83e5a9ad6 100644 --- a/src/libcharon/plugins/stroke/stroke_cred.c +++ b/src/libcharon/plugins/stroke/stroke_cred.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008 Tobias Brunner + * Copyright (C) 2008-2010 Tobias Brunner * Copyright (C) 2008 Martin Willi * Hochschule fuer Technik Rapperswil * @@ -25,7 +25,6 @@ #include <unistd.h> #include "stroke_cred.h" -#include "stroke_shared_key.h" #include <credentials/certificates/x509.h> #include <credentials/certificates/crl.h> @@ -64,24 +63,9 @@ struct private_stroke_cred_t { stroke_cred_t public; /** - * list of trusted peer/signer/CA certificates (certificate_t) + * credentials */ - linked_list_t *certs; - - /** - * list of shared secrets (private_shared_key_t) - */ - linked_list_t *shared; - - /** - * list of private keys (private_key_t) - */ - linked_list_t *private; - - /** - * read-write lock to lists - */ - rwlock_t *lock; + mem_cred_t *creds; /** * cache CRLs to disk? @@ -90,237 +74,6 @@ struct private_stroke_cred_t { }; /** - * data to pass to various filters - */ -typedef struct { - private_stroke_cred_t *this; - identification_t *id; - certificate_type_t cert; - key_type_t key; -} id_data_t; - -/** - * destroy id enumerator data and unlock list - */ -static void id_data_destroy(id_data_t *data) -{ - data->this->lock->unlock(data->this->lock); - free(data); -} - -/** - * filter function for private key enumerator - */ -static bool private_filter(id_data_t *data, - private_key_t **in, private_key_t **out) -{ - private_key_t *key; - - key = *in; - if (data->key == KEY_ANY || data->key == key->get_type(key)) - { - if (data->id == NULL) - { - *out = key; - return TRUE; - } - if (key->has_fingerprint(key, data->id->get_encoding(data->id))) - { - *out = key; - return TRUE; - } - } - return FALSE; -} - -/** - * Implements credential_set_t.create_private_enumerator - */ -static enumerator_t* create_private_enumerator(private_stroke_cred_t *this, - key_type_t type, identification_t *id) -{ - id_data_t *data; - - data = malloc_thing(id_data_t); - data->this = this; - data->id = id; - data->key = type; - - this->lock->read_lock(this->lock); - return enumerator_create_filter(this->private->create_enumerator(this->private), - (void*)private_filter, data, - (void*)id_data_destroy); -} - -/** - * filter function for certs enumerator - */ -static bool certs_filter(id_data_t *data, certificate_t **in, certificate_t **out) -{ - public_key_t *public; - certificate_t *cert = *in; - - if (data->cert != CERT_ANY && data->cert != cert->get_type(cert)) - { - return FALSE; - } - if (data->id == NULL || cert->has_subject(cert, data->id)) - { - *out = *in; - return TRUE; - } - - public = cert->get_public_key(cert); - if (public) - { - if (data->key == KEY_ANY || data->key != public->get_type(public)) - { - if (public->has_fingerprint(public, data->id->get_encoding(data->id))) - { - public->destroy(public); - *out = *in; - return TRUE; - } - } - public->destroy(public); - } - return FALSE; -} - -/** - * Implements credential_set_t.create_cert_enumerator - */ -static enumerator_t* create_cert_enumerator(private_stroke_cred_t *this, - certificate_type_t cert, key_type_t key, - identification_t *id, bool trusted) -{ - id_data_t *data; - - if (trusted && (cert == CERT_X509_CRL || cert == CERT_X509_AC)) - { - return NULL; - } - data = malloc_thing(id_data_t); - data->this = this; - data->id = id; - data->cert = cert; - data->key = key; - - this->lock->read_lock(this->lock); - return enumerator_create_filter(this->certs->create_enumerator(this->certs), - (void*)certs_filter, data, - (void*)id_data_destroy); -} - -typedef struct { - private_stroke_cred_t *this; - identification_t *me; - identification_t *other; - shared_key_type_t type; -} shared_data_t; - -/** - * free shared key enumerator data and unlock list - */ -static void shared_data_destroy(shared_data_t *data) -{ - data->this->lock->unlock(data->this->lock); - free(data); -} - -/** - * filter function for certs enumerator - */ -static bool shared_filter(shared_data_t *data, - stroke_shared_key_t **in, shared_key_t **out, - void **unused1, id_match_t *me, - void **unused2, id_match_t *other) -{ - id_match_t my_match = ID_MATCH_NONE, other_match = ID_MATCH_NONE; - stroke_shared_key_t *stroke = *in; - shared_key_t *shared = &stroke->shared; - - if (data->type != SHARED_ANY && shared->get_type(shared) != data->type) - { - return FALSE; - } - - if (data->me) - { - my_match = stroke->has_owner(stroke, data->me); - } - if (data->other) - { - other_match = stroke->has_owner(stroke, data->other); - } - if ((data->me || data->other) && (!my_match && !other_match)) - { - return FALSE; - } - *out = shared; - if (me) - { - *me = my_match; - } - if (other) - { - *other = other_match; - } - return TRUE; -} - -/** - * Implements credential_set_t.create_shared_enumerator - */ -static enumerator_t* create_shared_enumerator(private_stroke_cred_t *this, - shared_key_type_t type, identification_t *me, - identification_t *other) -{ - shared_data_t *data = malloc_thing(shared_data_t); - - data->this = this; - data->me = me; - data->other = other; - data->type = type; - this->lock->read_lock(this->lock); - return enumerator_create_filter(this->shared->create_enumerator(this->shared), - (void*)shared_filter, data, - (void*)shared_data_destroy); -} - -/** - * Add a certificate to chain - */ -static certificate_t* add_cert(private_stroke_cred_t *this, certificate_t *cert) -{ - certificate_t *current; - enumerator_t *enumerator; - bool new = TRUE; - - this->lock->read_lock(this->lock); - enumerator = this->certs->create_enumerator(this->certs); - while (enumerator->enumerate(enumerator, (void**)¤t)) - { - if (current->equals(current, cert)) - { - /* cert already in queue */ - cert->destroy(cert); - cert = current; - new = FALSE; - break; - } - } - enumerator->destroy(enumerator); - - if (new) - { - this->certs->insert_last(this->certs, cert); - } - this->lock->unlock(this->lock); - return cert; -} - -/** * Implementation of stroke_cred_t.load_ca. */ static certificate_t* load_ca(private_stroke_cred_t *this, char *filename) @@ -352,85 +105,12 @@ static certificate_t* load_ca(private_stroke_cred_t *this, char *filename) cert->destroy(cert); return NULL; } - return (certificate_t*)add_cert(this, cert); + return this->creds->add_cert_ref(this->creds, TRUE, cert); } return NULL; } /** - * Add X.509 CRL to chain - */ -static bool add_crl(private_stroke_cred_t *this, crl_t* crl) -{ - certificate_t *current, *cert = &crl->certificate; - enumerator_t *enumerator; - bool new = TRUE, found = FALSE; - - this->lock->write_lock(this->lock); - enumerator = this->certs->create_enumerator(this->certs); - while (enumerator->enumerate(enumerator, (void**)¤t)) - { - if (current->get_type(current) == CERT_X509_CRL) - { - crl_t *crl_c = (crl_t*)current; - chunk_t authkey = crl->get_authKeyIdentifier(crl); - chunk_t authkey_c = crl_c->get_authKeyIdentifier(crl_c); - - /* if compare authorityKeyIdentifiers if available */ - if (authkey.ptr && authkey_c.ptr && chunk_equals(authkey, authkey_c)) - { - found = TRUE; - } - else - { - identification_t *issuer = cert->get_issuer(cert); - identification_t *issuer_c = current->get_issuer(current); - - /* otherwise compare issuer distinguished names */ - if (issuer->equals(issuer, issuer_c)) - { - found = TRUE; - } - } - if (found) - { - new = crl_is_newer(crl, crl_c); - if (new) - { - this->certs->remove_at(this->certs, enumerator); - } - else - { - cert->destroy(cert); - } - break; - } - } - } - enumerator->destroy(enumerator); - - if (new) - { - this->certs->insert_last(this->certs, cert); - } - this->lock->unlock(this->lock); - return new; -} - -/** - * Add X.509 attribute certificate to chain - */ -static bool add_ac(private_stroke_cred_t *this, ac_t* ac) -{ - certificate_t *cert = &ac->certificate; - - this->lock->write_lock(this->lock); - this->certs->insert_last(this->certs, cert); - this->lock->unlock(this->lock); - return TRUE; -} - -/** * Implementation of stroke_cred_t.load_peer. */ static certificate_t* load_peer(private_stroke_cred_t *this, char *filename) @@ -453,10 +133,10 @@ static certificate_t* load_peer(private_stroke_cred_t *this, char *filename) BUILD_END); if (cert) { - cert = add_cert(this, cert); + cert = this->creds->add_cert_ref(this->creds, TRUE, cert); DBG1(DBG_CFG, " loaded certificate \"%Y\" from '%s'", cert->get_subject(cert), filename); - return cert->get_ref(cert); + return cert; } DBG1(DBG_CFG, " loading certificate from '%s' failed", filename); return NULL; @@ -511,8 +191,8 @@ static void load_certdir(private_stroke_cred_t *this, char *path, } else { - DBG1(DBG_CFG, " loaded ca certificate \"%Y\" from '%s'", - cert->get_subject(cert), file); + DBG1(DBG_CFG, " loaded ca certificate \"%Y\" " + "from '%s'", cert->get_subject(cert), file); } } else @@ -540,7 +220,7 @@ static void load_certdir(private_stroke_cred_t *this, char *path, } if (cert) { - add_cert(this, cert); + this->creds->add_cert(this->creds, TRUE, cert); } break; case CERT_X509_CRL: @@ -550,7 +230,7 @@ static void load_certdir(private_stroke_cred_t *this, char *path, BUILD_END); if (cert) { - add_crl(this, (crl_t*)cert); + this->creds->add_crl(this->creds, (crl_t*)cert); DBG1(DBG_CFG, " loaded crl from '%s'", file); } else @@ -565,7 +245,7 @@ static void load_certdir(private_stroke_cred_t *this, char *path, BUILD_END); if (cert) { - add_ac(this, (ac_t*)cert); + this->creds->add_cert(this->creds, FALSE, cert); DBG1(DBG_CFG, " loaded attribute certificate from '%s'", file); } @@ -593,7 +273,7 @@ static void cache_cert(private_stroke_cred_t *this, certificate_t *cert) crl_t *crl = (crl_t*)cert; cert->get_ref(cert); - if (add_crl(this, crl)) + if (this->creds->add_crl(this->creds, crl)) { char buf[BUF_LEN]; chunk_t chunk, hex; @@ -914,7 +594,6 @@ static bool load_pin(private_stroke_cred_t *this, chunk_t line, int line_nr, } /* unlock: smartcard needs the pin and potentially calls public set */ - this->lock->unlock(this->lock); switch (format) { case SC_FORMAT_SLOT_MODULE_KEYID: @@ -936,7 +615,6 @@ static bool load_pin(private_stroke_cred_t *this, chunk_t line, int line_nr, BUILD_PKCS11_KEYID, chunk, BUILD_END); break; } - this->lock->write_lock(this->lock); if (mem) { lib->credmgr->remove_local_set(lib->credmgr, &mem->set); @@ -951,7 +629,7 @@ static bool load_pin(private_stroke_cred_t *this, chunk_t line, int line_nr, if (key) { DBG1(DBG_CFG, " loaded private key from %.*s", sc.len, sc.ptr); - this->private->insert_last(this->private, key); + this->creds->add_key(this->creds, key); } return TRUE; } @@ -1022,11 +700,8 @@ static bool load_private(private_stroke_cred_t *this, chunk_t line, int line_nr, cb = callback_cred_create_shared((void*)passphrase_cb, &pp_data); lib->credmgr->add_local_set(lib->credmgr, &cb->set); - /* unlock, as the builder might ask for a secret */ - this->lock->unlock(this->lock); key = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, key_type, BUILD_FROM_FILE, path, BUILD_END); - this->lock->write_lock(this->lock); lib->credmgr->remove_local_set(lib->credmgr, &cb->set); cb->destroy(cb); @@ -1042,11 +717,8 @@ static bool load_private(private_stroke_cred_t *this, chunk_t line, int line_nr, mem->add_shared(mem, shared, NULL); lib->credmgr->add_local_set(lib->credmgr, &mem->set); - /* unlock, as the builder might ask for a secret */ - this->lock->unlock(this->lock); key = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, key_type, BUILD_FROM_FILE, path, BUILD_END); - this->lock->write_lock(this->lock); lib->credmgr->remove_local_set(lib->credmgr, &mem->set); mem->destroy(mem); @@ -1055,7 +727,7 @@ static bool load_private(private_stroke_cred_t *this, chunk_t line, int line_nr, { DBG1(DBG_CFG, " loaded %N private key from '%s'", key_type_names, key->get_type(key), path); - this->private->insert_last(this->private, key); + this->creds->add_key(this->creds, key); } else { @@ -1070,7 +742,8 @@ static bool load_private(private_stroke_cred_t *this, chunk_t line, int line_nr, static bool load_shared(private_stroke_cred_t *this, chunk_t line, int line_nr, shared_key_type_t type, chunk_t ids) { - stroke_shared_key_t *shared_key; + shared_key_t *shared_key; + linked_list_t *owners; chunk_t secret = chunk_empty; bool any = TRUE; @@ -1080,12 +753,12 @@ static bool load_shared(private_stroke_cred_t *this, chunk_t line, int line_nr, DBG1(DBG_CFG, "line %d: malformed secret: %s", line_nr, ugh); return FALSE; } - shared_key = stroke_shared_key_create(type, secret); + shared_key = shared_key_create(type, secret); DBG1(DBG_CFG, " loaded %N secret for %s", shared_key_type_names, type, ids.len > 0 ? (char*)ids.ptr : "%any"); DBG4(DBG_CFG, " secret: %#B", &secret); - this->shared->insert_last(this->shared, shared_key); + owners = linked_list_create(); while (ids.len > 0) { chunk_t id; @@ -1111,14 +784,15 @@ static bool load_shared(private_stroke_cred_t *this, chunk_t line, int line_nr, continue; } - shared_key->add_owner(shared_key, peer_id); + owners->insert_last(owners, peer_id); any = FALSE; } if (any) { - shared_key->add_owner(shared_key, + owners->insert_last(owners, identification_create_from_encoding(ID_ANY, chunk_empty)); } + this->creds->add_shared_list(this->creds, shared_key, owners); return TRUE; } @@ -1130,8 +804,6 @@ static void load_secrets(private_stroke_cred_t *this, char *file, int level, { int line_nr = 0, fd; chunk_t src, line; - private_key_t *private; - shared_key_t *shared; struct stat sb; void *addr; @@ -1160,20 +832,8 @@ static void load_secrets(private_stroke_cred_t *this, char *file, int level, src = chunk_create(addr, sb.st_size); if (level == 0) - { - this->lock->write_lock(this->lock); - - /* flush secrets on non-recursive invocation */ - while (this->shared->remove_last(this->shared, - (void**)&shared) == SUCCESS) - { - shared->destroy(shared); - } - while (this->private->remove_last(this->private, - (void**)&private) == SUCCESS) - { - private->destroy(private); - } + { /* flush secrets on non-recursive invocation */ + this->creds->clear_secrets(this->creds); } while (fetchline(&src, &line)) @@ -1234,7 +894,6 @@ static void load_secrets(private_stroke_cred_t *this, char *file, int level, if (glob(pattern, GLOB_ERR, NULL, &buf) != 0) { DBG1(DBG_CFG, "expanding file expression '%s' failed", pattern); - globfree(&buf); } else { @@ -1302,10 +961,6 @@ static void load_secrets(private_stroke_cred_t *this, char *file, int level, break; } } - if (level == 0) - { - this->lock->unlock(this->lock); - } munmap(addr, sb.st_size); close(fd); } @@ -1384,10 +1039,8 @@ static void reread(private_stroke_cred_t *this, stroke_msg_t *msg, FILE *prompt) */ static void destroy(private_stroke_cred_t *this) { - this->certs->destroy_offset(this->certs, offsetof(certificate_t, destroy)); - this->shared->destroy_offset(this->shared, offsetof(shared_key_t, destroy)); - this->private->destroy_offset(this->private, offsetof(private_key_t, destroy)); - this->lock->destroy(this->lock); + lib->credmgr->remove_set(lib->credmgr, &this->creds->set); + this->creds->destroy(this->creds); free(this); } @@ -1398,9 +1051,9 @@ stroke_cred_t *stroke_cred_create() { private_stroke_cred_t *this = malloc_thing(private_stroke_cred_t); - this->public.set.create_private_enumerator = (void*)create_private_enumerator; - this->public.set.create_cert_enumerator = (void*)create_cert_enumerator; - this->public.set.create_shared_enumerator = (void*)create_shared_enumerator; + this->public.set.create_private_enumerator = (void*)return_null; + this->public.set.create_cert_enumerator = (void*)return_null; + this->public.set.create_shared_enumerator = (void*)return_null; this->public.set.create_cdp_enumerator = (void*)return_null; this->public.set.cache_cert = (void*)cache_cert; this->public.reread = (void(*)(stroke_cred_t*, stroke_msg_t *msg, FILE*))reread; @@ -1409,10 +1062,8 @@ stroke_cred_t *stroke_cred_create() this->public.cachecrl = (void(*)(stroke_cred_t*, bool enabled))cachecrl; this->public.destroy = (void(*)(stroke_cred_t*))destroy; - this->certs = linked_list_create(); - this->shared = linked_list_create(); - this->private = linked_list_create(); - this->lock = rwlock_create(RWLOCK_TYPE_DEFAULT); + this->creds = mem_cred_create(); + lib->credmgr->add_set(lib->credmgr, &this->creds->set); load_certs(this); load_secrets(this, SECRETS_FILE, 0, NULL); diff --git a/src/libcharon/plugins/stroke/stroke_list.c b/src/libcharon/plugins/stroke/stroke_list.c index 86deea490..36311f092 100644 --- a/src/libcharon/plugins/stroke/stroke_list.c +++ b/src/libcharon/plugins/stroke/stroke_list.c @@ -388,10 +388,8 @@ static void log_auth_cfgs(FILE *out, peer_cfg_t *peer_cfg, bool local) enumerator->destroy(enumerator); } -/** - * Implementation of stroke_list_t.status. - */ -static void status(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out, bool all) +METHOD(stroke_list_t, status, void, + private_stroke_list_t *this, stroke_msg_t *msg, FILE *out, bool all) { enumerator_t *enumerator, *children; ike_cfg_t *ike_cfg; @@ -756,7 +754,7 @@ static void stroke_list_certs(linked_list_t *list, char *label, enumerator_t *enumerator; identification_t *altName; bool first_altName = TRUE; - int pathlen; + u_int pathlen; chunk_t serial, authkey; time_t notBefore, notAfter; public_key_t *public; @@ -836,10 +834,10 @@ static void stroke_list_certs(linked_list_t *list, char *label, } /* list optional pathLenConstraint */ - pathlen = x509->get_pathLenConstraint(x509); - if (pathlen != X509_NO_PATH_LEN_CONSTRAINT) + pathlen = x509->get_constraint(x509, X509_PATH_LEN); + if (pathlen != X509_NO_CONSTRAINT) { - fprintf(out, " pathlen: %d\n", pathlen); + fprintf(out, " pathlen: %u\n", pathlen); } /* list optional ipAddrBlocks */ @@ -979,6 +977,10 @@ static void stroke_list_crls(linked_list_t *list, bool utc, FILE *out) { fprintf(out, " serial: %#B\n", &chunk); } + if (crl->is_delta_crl(crl, &chunk)) + { + fprintf(out, " delta for: %#B\n", &chunk); + } /* count the number of revoked certificates */ { @@ -1060,6 +1062,25 @@ static void stroke_list_ocsp(linked_list_t* list, bool utc, FILE *out) } /** + * Print the name of an algorithm plus the name of the plugin that registered it + */ +static void print_alg(FILE *out, int *len, enum_name_t *alg_names, int alg_type, + const char *plugin_name) +{ + char alg_name[BUF_LEN]; + int alg_name_len; + + alg_name_len = sprintf(alg_name, " %N[%s]", alg_names, alg_type, plugin_name); + if (*len + alg_name_len > CRYPTO_MAX_ALG_LINE) + { + fprintf(out, "\n "); + *len = 13; + } + fprintf(out, "%s", alg_name); + *len += alg_name_len; +} + +/** * List of registered cryptographical algorithms */ static void list_algs(FILE *out) @@ -1070,58 +1091,73 @@ static void list_algs(FILE *out) hash_algorithm_t hash; pseudo_random_function_t prf; diffie_hellman_group_t group; + rng_quality_t quality; + const char *plugin_name; + int len; fprintf(out, "\n"); fprintf(out, "List of registered IKEv2 Algorithms:\n"); - fprintf(out, "\n encryption: "); + fprintf(out, "\n encryption:"); + len = 13; enumerator = lib->crypto->create_crypter_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &encryption)) + while (enumerator->enumerate(enumerator, &encryption, &plugin_name)) { - fprintf(out, "%N ", encryption_algorithm_names, encryption); + print_alg(out, &len, encryption_algorithm_names, encryption, plugin_name); } enumerator->destroy(enumerator); - fprintf(out, "\n integrity: "); + fprintf(out, "\n integrity: "); + len = 13; enumerator = lib->crypto->create_signer_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &integrity)) + while (enumerator->enumerate(enumerator, &integrity, &plugin_name)) { - fprintf(out, "%N ", integrity_algorithm_names, integrity); + print_alg(out, &len, integrity_algorithm_names, integrity, plugin_name); } enumerator->destroy(enumerator); - fprintf(out, "\n aead: "); + fprintf(out, "\n aead: "); + len = 13; enumerator = lib->crypto->create_aead_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &encryption)) + while (enumerator->enumerate(enumerator, &encryption, &plugin_name)) { - fprintf(out, "%N ", encryption_algorithm_names, encryption); + print_alg(out, &len, encryption_algorithm_names, encryption, plugin_name); } enumerator->destroy(enumerator); - fprintf(out, "\n hasher: "); + fprintf(out, "\n hasher: "); + len = 13; enumerator = lib->crypto->create_hasher_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &hash)) + while (enumerator->enumerate(enumerator, &hash, &plugin_name)) { - fprintf(out, "%N ", hash_algorithm_names, hash); + print_alg(out, &len, hash_algorithm_names, hash, plugin_name); } enumerator->destroy(enumerator); - fprintf(out, "\n prf: "); + fprintf(out, "\n prf: "); + len = 13; enumerator = lib->crypto->create_prf_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &prf)) + while (enumerator->enumerate(enumerator, &prf, &plugin_name)) { - fprintf(out, "%N ", pseudo_random_function_names, prf); + print_alg(out, &len, pseudo_random_function_names, prf, plugin_name); } enumerator->destroy(enumerator); - fprintf(out, "\n dh-group: "); + fprintf(out, "\n dh-group: "); + len = 13; enumerator = lib->crypto->create_dh_enumerator(lib->crypto); - while (enumerator->enumerate(enumerator, &group)) + while (enumerator->enumerate(enumerator, &group, &plugin_name)) { - fprintf(out, "%N ", diffie_hellman_group_names, group); + print_alg(out, &len, diffie_hellman_group_names, group, plugin_name); + } + enumerator->destroy(enumerator); + fprintf(out, "\n random-gen:"); + len = 13; + enumerator = lib->crypto->create_rng_enumerator(lib->crypto); + while (enumerator->enumerate(enumerator, &quality, &plugin_name)) + { + print_alg(out, &len, rng_quality_names, quality, plugin_name); } enumerator->destroy(enumerator); fprintf(out, "\n"); } -/** - * Implementation of stroke_list_t.list. - */ -static void list(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out) +METHOD(stroke_list_t, list, void, + private_stroke_list_t *this, stroke_msg_t *msg, FILE *out) { linked_list_t *cert_list = NULL; @@ -1224,10 +1260,8 @@ static void pool_leases(private_stroke_list_t *this, FILE *out, char *pool, } } -/** - * Implementation of stroke_list_t.leases - */ -static void leases(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out) +METHOD(stroke_list_t, leases, void, + private_stroke_list_t *this, stroke_msg_t *msg, FILE *out) { enumerator_t *enumerator; u_int size, offline, online; @@ -1264,10 +1298,8 @@ static void leases(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out) DESTROY_IF(address); } -/** - * Implementation of stroke_list_t.destroy - */ -static void destroy(private_stroke_list_t *this) +METHOD(stroke_list_t, destroy, void, + private_stroke_list_t *this) { free(this); } @@ -1277,15 +1309,19 @@ static void destroy(private_stroke_list_t *this) */ stroke_list_t *stroke_list_create(stroke_attribute_t *attribute) { - private_stroke_list_t *this = malloc_thing(private_stroke_list_t); - - this->public.list = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out))list; - this->public.status = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out,bool))status; - this->public.leases = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out))leases; - this->public.destroy = (void(*)(stroke_list_t*))destroy; - - this->uptime = time_monotonic(NULL); - this->attribute = attribute; + private_stroke_list_t *this; + + INIT(this, + .public = { + + .list = _list, + .status = _status, + .leases = _leases, + .destroy = _destroy, + }, + .uptime = time_monotonic(NULL), + .attribute = attribute, + ); return &this->public; } diff --git a/src/libcharon/plugins/stroke/stroke_plugin.c b/src/libcharon/plugins/stroke/stroke_plugin.c index 4361e5050..2e83d0d28 100644 --- a/src/libcharon/plugins/stroke/stroke_plugin.c +++ b/src/libcharon/plugins/stroke/stroke_plugin.c @@ -36,10 +36,8 @@ struct private_stroke_plugin_t { stroke_socket_t *socket; }; -/** - * Implementation of stroke_plugin_t.destroy - */ -static void destroy(private_stroke_plugin_t *this) +METHOD(plugin_t, destroy, void, + private_stroke_plugin_t *this) { this->socket->destroy(this->socket); free(this); @@ -50,11 +48,17 @@ static void destroy(private_stroke_plugin_t *this) */ plugin_t *stroke_plugin_create() { - private_stroke_plugin_t *this = malloc_thing(private_stroke_plugin_t); + private_stroke_plugin_t *this; - this->public.plugin.destroy = (void(*)(plugin_t*))destroy; + INIT(this, + .public = { + .plugin = { + .destroy = _destroy, + }, + }, + .socket = stroke_socket_create(), + ); - this->socket = stroke_socket_create(); if (this->socket == NULL) { free(this); diff --git a/src/libcharon/plugins/stroke/stroke_shared_key.c b/src/libcharon/plugins/stroke/stroke_shared_key.c deleted file mode 100644 index 4f716e83a..000000000 --- a/src/libcharon/plugins/stroke/stroke_shared_key.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Copyright (C) 2008 Martin Willi - * Hochschule fuer Technik Rapperswil - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - */ - -#include "stroke_shared_key.h" - -#include <utils/linked_list.h> - -typedef struct private_stroke_shared_key_t private_stroke_shared_key_t; - -/** - * private data of shared_key - */ -struct private_stroke_shared_key_t { - - /** - * implements shared_key_t - */ - stroke_shared_key_t public; - - /** - * type of this key - */ - shared_key_type_t type; - - /** - * data of the key - */ - chunk_t key; - - /** - * list of key owners, as identification_t - */ - linked_list_t *owners; - - /** - * reference counter - */ - refcount_t ref; -}; - -/** - * Implementation of shared_key_t.get_type. - */ -static shared_key_type_t get_type(private_stroke_shared_key_t *this) -{ - return this->type; -} - -/** - * Implementation of shared_key_t.get_ref. - */ -static private_stroke_shared_key_t* get_ref(private_stroke_shared_key_t *this) -{ - ref_get(&this->ref); - return this; -} - -/** - * Implementation of shared_key_t.get_key. - */ -static chunk_t get_key(private_stroke_shared_key_t *this) -{ - return this->key; -} - -/** - * Implementation of stroke_shared_key_t.has_owner. - */ -static id_match_t has_owner(private_stroke_shared_key_t *this, identification_t *owner) -{ - enumerator_t *enumerator; - id_match_t match, best = ID_MATCH_NONE; - identification_t *current; - - enumerator = this->owners->create_enumerator(this->owners); - while (enumerator->enumerate(enumerator, ¤t)) - { - match = owner->matches(owner, current); - if (match > best) - { - best = match; - } - } - enumerator->destroy(enumerator); - return best; -} -/** - * Implementation of stroke_shared_key_t.add_owner. - */ -static void add_owner(private_stroke_shared_key_t *this, identification_t *owner) -{ - this->owners->insert_last(this->owners, owner); -} - -/** - * Implementation of stroke_shared_key_t.destroy - */ -static void destroy(private_stroke_shared_key_t *this) -{ - if (ref_put(&this->ref)) - { - this->owners->destroy_offset(this->owners, offsetof(identification_t, destroy)); - chunk_free(&this->key); - free(this); - } -} - -/** - * create a shared key - */ -stroke_shared_key_t *stroke_shared_key_create(shared_key_type_t type, chunk_t key) -{ - private_stroke_shared_key_t *this = malloc_thing(private_stroke_shared_key_t); - - this->public.shared.get_type = (shared_key_type_t(*)(shared_key_t*))get_type; - this->public.shared.get_key = (chunk_t(*)(shared_key_t*))get_key; - this->public.shared.get_ref = (shared_key_t*(*)(shared_key_t*))get_ref; - this->public.shared.destroy = (void(*)(shared_key_t*))destroy; - this->public.add_owner = (void(*)(stroke_shared_key_t*, identification_t *owner))add_owner; - this->public.has_owner = (id_match_t(*)(stroke_shared_key_t*, identification_t *owner))has_owner; - - this->owners = linked_list_create(); - this->type = type; - this->key = key; - this->ref = 1; - - return &this->public; -} diff --git a/src/libcharon/plugins/stroke/stroke_shared_key.h b/src/libcharon/plugins/stroke/stroke_shared_key.h deleted file mode 100644 index 05ad55083..000000000 --- a/src/libcharon/plugins/stroke/stroke_shared_key.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Copyright (C) 2008 Martin Willi - * Hochschule fuer Technik Rapperswil - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - */ - -/** - * @defgroup stroke_shared_key stroke_shared_key - * @{ @ingroup stroke - */ - -#ifndef STROKE_SHARED_KEY_H_ -#define STROKE_SHARED_KEY_H_ - -#include <utils/identification.h> -#include <credentials/keys/shared_key.h> - -typedef struct stroke_shared_key_t stroke_shared_key_t; - -/** - * Shared key implementation for keys read from ipsec.secrets - */ -struct stroke_shared_key_t { - - /** - * Implements the shared_key_t interface. - */ - shared_key_t shared; - - /** - * Add an owner to the key. - * - * @param owner owner to add - */ - void (*add_owner)(stroke_shared_key_t *this, identification_t *owner); - - /** - * Check if a key has a specific owner. - * - * @param owner owner to check - * @return best match found - */ - id_match_t (*has_owner)(stroke_shared_key_t *this, identification_t *owner); -}; - -/** - * Create a stroke_shared_key instance. - */ -stroke_shared_key_t *stroke_shared_key_create(shared_key_type_t type, chunk_t key); - -#endif /** STROKE_SHARED_KEY_H_ @}*/ diff --git a/src/libcharon/plugins/stroke/stroke_socket.c b/src/libcharon/plugins/stroke/stroke_socket.c index 0a5110fd3..18e77905d 100644 --- a/src/libcharon/plugins/stroke/stroke_socket.c +++ b/src/libcharon/plugins/stroke/stroke_socket.c @@ -151,6 +151,7 @@ static void pop_end(stroke_msg_t *msg, const char* label, stroke_end_t *end) pop_string(msg, &end->ca); pop_string(msg, &end->ca2); pop_string(msg, &end->groups); + pop_string(msg, &end->cert_policy); pop_string(msg, &end->updown); DBG2(DBG_CFG, " %s=%s", label, end->address); @@ -246,6 +247,17 @@ static void stroke_terminate_srcip(private_stroke_socket_t *this, } /** + * rekey a connection by name/id + */ +static void stroke_rekey(private_stroke_socket_t *this, stroke_msg_t *msg, FILE *out) +{ + pop_string(msg, &msg->terminate.name); + DBG1(DBG_CFG, "received stroke: rekey '%s'", msg->rekey.name); + + this->control->rekey(this->control, msg, out); +} + +/** * route a policy (install SPD entries) */ static void stroke_route(private_stroke_socket_t *this, stroke_msg_t *msg, FILE *out) @@ -348,6 +360,14 @@ static void stroke_purge(private_stroke_socket_t *this, { lib->credmgr->flush_cache(lib->credmgr, CERT_X509_OCSP_RESPONSE); } + if (msg->purge.flags & PURGE_CRLS) + { + lib->credmgr->flush_cache(lib->credmgr, CERT_X509_CRL); + } + if (msg->purge.flags & PURGE_CERTS) + { + lib->credmgr->flush_cache(lib->credmgr, CERT_X509); + } if (msg->purge.flags & PURGE_IKE) { this->control->purge_ike(this->control, msg, out); @@ -510,6 +530,9 @@ static job_requeue_t process(stroke_job_context_t *ctx) case STR_TERMINATE_SRCIP: stroke_terminate_srcip(this, msg, out); break; + case STR_REKEY: + stroke_rekey(this, msg, out); + break; case STR_STATUS: stroke_status(this, msg, out, FALSE); break; diff --git a/src/libcharon/plugins/tnc_imc/Makefile.am b/src/libcharon/plugins/tnc_imc/Makefile.am index ca8869460..2c551813e 100644 --- a/src/libcharon/plugins/tnc_imc/Makefile.am +++ b/src/libcharon/plugins/tnc_imc/Makefile.am @@ -1,11 +1,9 @@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon AM_CFLAGS = -rdynamic -libstrongswan_tnc_imc_la_LIBADD = -ltnc - if MONOLITHIC noinst_LTLIBRARIES = libstrongswan-tnc-imc.la else @@ -13,7 +11,8 @@ plugin_LTLIBRARIES = libstrongswan-tnc-imc.la endif libstrongswan_tnc_imc_la_SOURCES = \ - tnc_imc_plugin.h tnc_imc_plugin.c + tnc_imc_plugin.h tnc_imc_plugin.c tnc_imc.h tnc_imc.c \ + tnc_imc_manager.h tnc_imc_manager.c tnc_imc_bind_function.c libstrongswan_tnc_imc_la_LDFLAGS = -module -avoid-version diff --git a/src/libcharon/plugins/tnc_imc/Makefile.in b/src/libcharon/plugins/tnc_imc/Makefile.in index 9a8794e93..dc44408ff 100644 --- a/src/libcharon/plugins/tnc_imc/Makefile.in +++ b/src/libcharon/plugins/tnc_imc/Makefile.in @@ -74,8 +74,9 @@ am__base_list = \ sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' am__installdirs = "$(DESTDIR)$(plugindir)" LTLIBRARIES = $(noinst_LTLIBRARIES) $(plugin_LTLIBRARIES) -libstrongswan_tnc_imc_la_DEPENDENCIES = -am_libstrongswan_tnc_imc_la_OBJECTS = tnc_imc_plugin.lo +libstrongswan_tnc_imc_la_LIBADD = +am_libstrongswan_tnc_imc_la_OBJECTS = tnc_imc_plugin.lo tnc_imc.lo \ + tnc_imc_manager.lo tnc_imc_bind_function.lo libstrongswan_tnc_imc_la_OBJECTS = \ $(am_libstrongswan_tnc_imc_la_OBJECTS) libstrongswan_tnc_imc_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ @@ -221,9 +222,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -262,6 +261,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ @@ -273,14 +274,14 @@ urandom_device = @urandom_device@ xml_CFLAGS = @xml_CFLAGS@ xml_LIBS = @xml_LIBS@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon AM_CFLAGS = -rdynamic -libstrongswan_tnc_imc_la_LIBADD = -ltnc @MONOLITHIC_TRUE@noinst_LTLIBRARIES = libstrongswan-tnc-imc.la @MONOLITHIC_FALSE@plugin_LTLIBRARIES = libstrongswan-tnc-imc.la libstrongswan_tnc_imc_la_SOURCES = \ - tnc_imc_plugin.h tnc_imc_plugin.c + tnc_imc_plugin.h tnc_imc_plugin.c tnc_imc.h tnc_imc.c \ + tnc_imc_manager.h tnc_imc_manager.c tnc_imc_bind_function.c libstrongswan_tnc_imc_la_LDFLAGS = -module -avoid-version all: all-am @@ -366,6 +367,9 @@ mostlyclean-compile: distclean-compile: -rm -f *.tab.c +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imc.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imc_bind_function.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imc_manager.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imc_plugin.Plo@am__quote@ .c.o: diff --git a/src/libcharon/plugins/tnc_imc/tnc_imc.c b/src/libcharon/plugins/tnc_imc/tnc_imc.c new file mode 100644 index 000000000..174084436 --- /dev/null +++ b/src/libcharon/plugins/tnc_imc/tnc_imc.c @@ -0,0 +1,207 @@ +/* + * Copyright (C) 2006 Mike McCauley + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnc_imc.h" + +#include <dlfcn.h> + +#include <debug.h> +#include <library.h> + +typedef struct private_tnc_imc_t private_tnc_imc_t; + +/** + * Private data of an imv_t object. + */ +struct private_tnc_imc_t { + + /** + * Public members of imc_t. + */ + imc_t public; + + /** + * Path of loaded IMC + */ + char *path; + + /** + * Name of loaded IMC + */ + char *name; + + /** + * Handle of loaded IMC + */ + void *handle; + + /** + * ID of loaded IMC + */ + TNC_IMCID id; + + /** + * List of message types supported by IMC + */ + TNC_MessageTypeList supported_types; + + /** + * Number of supported message types + */ + TNC_UInt32 type_count; +}; + +METHOD(imc_t, set_id, void, + private_tnc_imc_t *this, TNC_IMCID id) +{ + this->id = id; +} + +METHOD(imc_t, get_id, TNC_IMCID, + private_tnc_imc_t *this) +{ + return this->id; +} + +METHOD(imc_t, get_name, char*, + private_tnc_imc_t *this) +{ + return this->name; +} + +METHOD(imc_t, set_message_types, void, + private_tnc_imc_t *this, TNC_MessageTypeList supported_types, + TNC_UInt32 type_count) +{ + /* Free an existing MessageType list */ + free(this->supported_types); + this->supported_types = NULL; + + /* Store the new MessageType list */ + this->type_count = type_count; + if (type_count && supported_types) + { + size_t size = type_count * sizeof(TNC_MessageType); + + this->supported_types = malloc(size); + memcpy(this->supported_types, supported_types, size); + } + DBG2(DBG_TNC, "IMC %u supports %u message types", this->id, type_count); +} + +METHOD(imc_t, type_supported, bool, + private_tnc_imc_t *this, TNC_MessageType message_type) +{ + TNC_VendorID msg_vid, vid; + TNC_MessageSubtype msg_subtype, subtype; + int i; + + msg_vid = (message_type >> 8) & TNC_VENDORID_ANY; + msg_subtype = message_type & TNC_SUBTYPE_ANY; + + for (i = 0; i < this->type_count; i++) + { + vid = (this->supported_types[i] >> 8) & TNC_VENDORID_ANY; + subtype = this->supported_types[i] & TNC_SUBTYPE_ANY; + + if (this->supported_types[i] == message_type + || (subtype == TNC_SUBTYPE_ANY + && (msg_vid == vid || vid == TNC_VENDORID_ANY)) + || (vid == TNC_VENDORID_ANY + && (msg_subtype == subtype || subtype == TNC_SUBTYPE_ANY))) + { + return TRUE; + } + } + return FALSE; +} + +METHOD(imc_t, destroy, void, + private_tnc_imc_t *this) +{ + dlclose(this->handle); + free(this->supported_types); + free(this->name); + free(this->path); + free(this); +} + +/** + * Described in header. + */ +imc_t* tnc_imc_create(char *name, char *path) +{ + private_tnc_imc_t *this; + + INIT(this, + .public = { + .set_id = _set_id, + .get_id = _get_id, + .get_name = _get_name, + .set_message_types = _set_message_types, + .type_supported = _type_supported, + .destroy = _destroy, + }, + .name = name, + .path = path, + ); + + this->handle = dlopen(path, RTLD_LAZY); + if (!this->handle) + { + DBG1(DBG_TNC, "IMC \"%s\" failed to load: %s", name, dlerror()); + free(this); + return NULL; + } + + this->public.initialize = dlsym(this->handle, "TNC_IMC_Initialize"); + if (!this->public.initialize) + { + DBG1(DBG_TNC, "could not resolve TNC_IMC_Initialize in %s: %s\n", + path, dlerror()); + dlclose(this->handle); + free(this); + return NULL; + } + this->public.notify_connection_change = + dlsym(this->handle, "TNC_IMC_NotifyConnectionChange"); + this->public.begin_handshake = dlsym(this->handle, "TNC_IMC_BeginHandshake"); + if (!this->public.begin_handshake) + { + DBG1(DBG_TNC, "could not resolve TNC_IMC_BeginHandshake in %s: %s\n", + path, dlerror()); + dlclose(this->handle); + free(this); + return NULL; + } + this->public.receive_message = + dlsym(this->handle, "TNC_IMC_ReceiveMessage"); + this->public.batch_ending = + dlsym(this->handle, "TNC_IMC_BatchEnding"); + this->public.terminate = + dlsym(this->handle, "TNC_IMC_Terminate"); + this->public.provide_bind_function = + dlsym(this->handle, "TNC_IMC_ProvideBindFunction"); + if (!this->public.provide_bind_function) + { + DBG1(DBG_TNC, "could not resolve TNC_IMC_ProvideBindFunction in %s: %s\n", + path, dlerror()); + dlclose(this->handle); + free(this); + return NULL; + } + + return &this->public; +} diff --git a/src/libcharon/plugins/tnc_imc/tnc_imc.h b/src/libcharon/plugins/tnc_imc/tnc_imc.h new file mode 100644 index 000000000..10a67f90b --- /dev/null +++ b/src/libcharon/plugins/tnc_imc/tnc_imc.h @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * + * @defgroup tnc_imc_t tnc_imc + * @{ @ingroup tnc_imc + */ + +#ifndef TNC_IMC_H_ +#define TNC_IMC_H_ + +#include <tnc/imc/imc.h> + +/** + * Create an Integrity Measurement Collector. + * + * @param name name of the IMC + * @param filename path to the dynamic IMC library + * @return instance of the imc_t interface + */ +imc_t* tnc_imc_create(char *name, char *filename); + +#endif /** TNC_IMC_H_ @}*/ diff --git a/src/libcharon/plugins/tnc_imc/tnc_imc_bind_function.c b/src/libcharon/plugins/tnc_imc/tnc_imc_bind_function.c new file mode 100644 index 000000000..e18f1b006 --- /dev/null +++ b/src/libcharon/plugins/tnc_imc/tnc_imc_bind_function.c @@ -0,0 +1,83 @@ +/* + * Copyright (C) 2006 Mike McCauley + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnc_imc.h" + +#include <debug.h> +#include <daemon.h> + +#define TNC_IMVID_ANY 0xffff + +/** + * Called by the IMC to inform a TNCC about the set of message types the IMC + * is able to receive + */ +TNC_Result TNC_TNCC_ReportMessageTypes(TNC_IMCID imc_id, + TNC_MessageTypeList supported_types, + TNC_UInt32 type_count) +{ + return charon->imcs->set_message_types(charon->imcs, imc_id, + supported_types, type_count); +} + +/** + * Called by the IMC to ask a TNCC to retry an Integrity Check Handshake + */ +TNC_Result TNC_TNCC_RequestHandshakeRetry(TNC_IMCID imc_id, + TNC_ConnectionID connection_id, + TNC_RetryReason reason) +{ + return charon->tnccs->request_handshake_retry(charon->tnccs, TRUE, imc_id, + connection_id, reason); +} + +/** + * Called by the IMC when an IMC-IMV message is to be sent + */ +TNC_Result TNC_TNCC_SendMessage(TNC_IMCID imc_id, + TNC_ConnectionID connection_id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type) +{ + return charon->tnccs->send_message(charon->tnccs, imc_id, TNC_IMVID_ANY, + connection_id, msg, msg_len, msg_type); +} + +/** + * Called by the IMC when it needs a function pointer + */ +TNC_Result TNC_TNCC_BindFunction(TNC_IMCID id, + char *function_name, + void **function_pointer) +{ + if (streq(function_name, "TNC_TNCC_ReportMessageTypes")) + { + *function_pointer = (void*)TNC_TNCC_ReportMessageTypes; + } + else if (streq(function_name, "TNC_TNCC_RequestHandshakeRetry")) + { + *function_pointer = (void*)TNC_TNCC_RequestHandshakeRetry; + } + else if (streq(function_name, "TNC_TNCC_SendMessage")) + { + *function_pointer = (void*)TNC_TNCC_SendMessage; + } + else + { + return TNC_RESULT_INVALID_PARAMETER; + } + return TNC_RESULT_SUCCESS; +} diff --git a/src/libcharon/plugins/tnc_imc/tnc_imc_manager.c b/src/libcharon/plugins/tnc_imc/tnc_imc_manager.c new file mode 100644 index 000000000..aa20534f5 --- /dev/null +++ b/src/libcharon/plugins/tnc_imc/tnc_imc_manager.c @@ -0,0 +1,238 @@ +/* + * Copyright (C) 2006 Mike McCauley + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnc_imc_manager.h" + +#include <tnc/imc/imc_manager.h> +#include <tnc/tncifimc.h> + +#include <debug.h> +#include <library.h> +#include <utils/linked_list.h> + +typedef struct private_tnc_imc_manager_t private_tnc_imc_manager_t; + +/** + * Private data of an imc_manager_t object. + */ +struct private_tnc_imc_manager_t { + + /** + * Public members of imc_manager_t. + */ + imc_manager_t public; + + /** + * Linked list of IMCs + */ + linked_list_t *imcs; + + /** + * Next IMC ID to be assigned + */ + TNC_IMCID next_imc_id; +}; + +METHOD(imc_manager_t, add, bool, + private_tnc_imc_manager_t *this, imc_t *imc) +{ + TNC_Version version; + + /* Initialize the module */ + imc->set_id(imc, this->next_imc_id); + if (imc->initialize(imc->get_id(imc), TNC_IFIMC_VERSION_1, + TNC_IFIMC_VERSION_1, &version) != TNC_RESULT_SUCCESS) + { + DBG1(DBG_TNC, "IMC \"%s\" failed to initialize", imc->get_name(imc)); + return FALSE; + } + this->imcs->insert_last(this->imcs, imc); + this->next_imc_id++; + + if (imc->provide_bind_function(imc->get_id(imc), TNC_TNCC_BindFunction) + != TNC_RESULT_SUCCESS) + { + DBG1(DBG_TNC, "IMC \"%s\" failed to obtain bind function", + imc->get_name(imc)); + this->imcs->remove_last(this->imcs, (void**)&imc); + return FALSE; + } + + return TRUE; +} + +METHOD(imc_manager_t, remove_, imc_t*, + private_tnc_imc_manager_t *this, TNC_IMCID id) +{ + enumerator_t *enumerator; + imc_t *imc; + + enumerator = this->imcs->create_enumerator(this->imcs); + while (enumerator->enumerate(enumerator, &imc)) + { + if (id == imc->get_id(imc)) + { + this->imcs->remove_at(this->imcs, enumerator); + return imc; + } + } + enumerator->destroy(enumerator); + return NULL; +} + +METHOD(imc_manager_t, get_preferred_language, char*, + private_tnc_imc_manager_t *this) +{ + return lib->settings->get_str(lib->settings, + "charon.plugins.tnc-imc.preferred_language", "en"); +} + +METHOD(imc_manager_t, notify_connection_change, void, + private_tnc_imc_manager_t *this, TNC_ConnectionID id, + TNC_ConnectionState state) +{ + enumerator_t *enumerator; + imc_t *imc; + + enumerator = this->imcs->create_enumerator(this->imcs); + while (enumerator->enumerate(enumerator, &imc)) + { + if (imc->notify_connection_change) + { + imc->notify_connection_change(imc->get_id(imc), id, state); + } + } + enumerator->destroy(enumerator); +} + +METHOD(imc_manager_t, begin_handshake, void, + private_tnc_imc_manager_t *this, TNC_ConnectionID id) +{ + enumerator_t *enumerator; + imc_t *imc; + + enumerator = this->imcs->create_enumerator(this->imcs); + while (enumerator->enumerate(enumerator, &imc)) + { + imc->begin_handshake(imc->get_id(imc), id); + } + enumerator->destroy(enumerator); +} + +METHOD(imc_manager_t, set_message_types, TNC_Result, + private_tnc_imc_manager_t *this, TNC_IMCID id, + TNC_MessageTypeList supported_types, + TNC_UInt32 type_count) +{ + enumerator_t *enumerator; + imc_t *imc; + TNC_Result result = TNC_RESULT_FATAL; + + enumerator = this->imcs->create_enumerator(this->imcs); + while (enumerator->enumerate(enumerator, &imc)) + { + if (id == imc->get_id(imc)) + { + imc->set_message_types(imc, supported_types, type_count); + result = TNC_RESULT_SUCCESS; + break; + } + } + enumerator->destroy(enumerator); + return result; +} + +METHOD(imc_manager_t, receive_message, void, + private_tnc_imc_manager_t *this, TNC_ConnectionID connection_id, + TNC_BufferReference message, + TNC_UInt32 message_len, + TNC_MessageType message_type) +{ + enumerator_t *enumerator; + imc_t *imc; + + enumerator = this->imcs->create_enumerator(this->imcs); + while (enumerator->enumerate(enumerator, &imc)) + { + if (imc->receive_message && imc->type_supported(imc, message_type)) + { + imc->receive_message(imc->get_id(imc), connection_id, + message, message_len, message_type); + } + } + enumerator->destroy(enumerator); +} + +METHOD(imc_manager_t, batch_ending, void, + private_tnc_imc_manager_t *this, TNC_ConnectionID id) +{ + enumerator_t *enumerator; + imc_t *imc; + + enumerator = this->imcs->create_enumerator(this->imcs); + while (enumerator->enumerate(enumerator, &imc)) + { + if (imc->batch_ending) + { + imc->batch_ending(imc->get_id(imc), id); + } + } + enumerator->destroy(enumerator); +} + +METHOD(imc_manager_t, destroy, void, + private_tnc_imc_manager_t *this) +{ + imc_t *imc; + + while (this->imcs->remove_last(this->imcs, (void**)&imc) == SUCCESS) + { + if (imc->terminate && + imc->terminate(imc->get_id(imc)) != TNC_RESULT_SUCCESS) + { + DBG1(DBG_TNC, "IMC \"%s\" not terminated successfully", + imc->get_name(imc)); + } + imc->destroy(imc); + } + this->imcs->destroy(this->imcs); + free(this); +} + +/** + * Described in header. + */ +imc_manager_t* tnc_imc_manager_create(void) +{ + private_tnc_imc_manager_t *this; + + INIT(this, + .public = { + .add = _add, + .remove = _remove_, /* avoid name conflict with stdio.h */ + .get_preferred_language = _get_preferred_language, + .notify_connection_change = _notify_connection_change, + .begin_handshake = _begin_handshake, + .set_message_types = _set_message_types, + .receive_message = _receive_message, + .batch_ending = _batch_ending, + .destroy = _destroy, + }, + .imcs = linked_list_create(), + .next_imc_id = 1, + ); + + return &this->public; +} diff --git a/src/libcharon/plugins/tnc_imc/tnc_imc_manager.h b/src/libcharon/plugins/tnc_imc/tnc_imc_manager.h new file mode 100644 index 000000000..ed490293b --- /dev/null +++ b/src/libcharon/plugins/tnc_imc/tnc_imc_manager.h @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * + * @defgroup tnc_imc_manager tnc_imc_manager + * @{ @ingroup tnc_imc + */ + +#ifndef TNC_IMC_MANAGER_H_ +#define TNC_IMC_MANAGER_H_ + +#include <tnc/imc/imc_manager.h> + +/** + * Create an IMC manager instance. + */ +imc_manager_t *tnc_imc_manager_create(); + +#endif /** TNC_IMC_MANAGER_H_ @}*/ diff --git a/src/libcharon/plugins/tnc_imc/tnc_imc_plugin.c b/src/libcharon/plugins/tnc_imc/tnc_imc_plugin.c index 0ce930ba3..89888040a 100644 --- a/src/libcharon/plugins/tnc_imc/tnc_imc_plugin.c +++ b/src/libcharon/plugins/tnc_imc/tnc_imc_plugin.c @@ -14,15 +14,137 @@ */ #include "tnc_imc_plugin.h" +#include "tnc_imc_manager.h" +#include "tnc_imc.h" -#include <libtnctncc.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/mman.h> +#include <unistd.h> +#include <errno.h> +#include <fcntl.h> #include <daemon.h> +#include <utils/lexparser.h> + +/** + * load IMCs from a configuration file + */ +static bool load_imcs(char *filename) +{ + int fd, line_nr = 0; + chunk_t src, line; + struct stat sb; + void *addr; + + DBG1(DBG_TNC, "loading IMCs from '%s'", filename); + fd = open(filename, O_RDONLY); + if (fd == -1) + { + DBG1(DBG_TNC, "opening configuration file '%s' failed: %s", filename, + strerror(errno)); + return FALSE; + } + if (fstat(fd, &sb) == -1) + { + DBG1(DBG_LIB, "getting file size of '%s' failed: %s", filename, + strerror(errno)); + close(fd); + return FALSE; + } + addr = mmap(NULL, sb.st_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0); + if (addr == MAP_FAILED) + { + DBG1(DBG_LIB, "mapping '%s' failed: %s", filename, strerror(errno)); + close(fd); + return FALSE; + } + src = chunk_create(addr, sb.st_size); + + while (fetchline(&src, &line)) + { + char *name, *path; + chunk_t token; + imc_t *imc; + + line_nr++; + + /* skip comments or empty lines */ + if (*line.ptr == '#' || !eat_whitespace(&line)) + { + continue; + } + + /* determine keyword */ + if (!extract_token(&token, ' ', &line)) + { + DBG1(DBG_TNC, "line %d: keyword must be followed by a space", + line_nr); + return FALSE; + } + + /* only interested in IMCs */ + if (!match("IMC", &token)) + { + continue; + } + + /* advance to the IMC name and extract it */ + if (!extract_token(&token, '"', &line) || + !extract_token(&token, '"', &line)) + { + DBG1(DBG_TNC, "line %d: IMC name must be set in double quotes", + line_nr); + return FALSE; + } + + /* copy the IMC name */ + name = malloc(token.len + 1); + memcpy(name, token.ptr, token.len); + name[token.len] = '\0'; + + /* advance to the IMC path and extract it */ + if (!eat_whitespace(&line)) + { + DBG1(DBG_TNC, "line %d: IMC path is missing", line_nr); + free(name); + return FALSE; + } + if (!extract_token(&token, ' ', &line)) + { + token = line; + } + + /* copy the IMC path */ + path = malloc(token.len + 1); + memcpy(path, token.ptr, token.len); + path[token.len] = '\0'; + + /* load and register IMC instance */ + imc = tnc_imc_create(name, path); + if (!imc) + { + free(name); + free(path); + return FALSE; + } + if (!charon->imcs->add(charon->imcs, imc)) + { + imc->destroy(imc); + return FALSE; + } + DBG1(DBG_TNC, "IMC %u \"%s\" loaded from '%s'", imc->get_id(imc), + name, path); + } + munmap(addr, sb.st_size); + close(fd); + return TRUE; +} METHOD(plugin_t, destroy, void, tnc_imc_plugin_t *this) { - libtnc_tncc_Terminate(); + charon->imcs->destroy(charon->imcs); free(this); } @@ -31,7 +153,7 @@ METHOD(plugin_t, destroy, void, */ plugin_t *tnc_imc_plugin_create() { - char *tnc_config, *pref_lang; + char *tnc_config; tnc_imc_plugin_t *this; INIT(this, @@ -40,18 +162,19 @@ plugin_t *tnc_imc_plugin_create() }, ); - pref_lang = lib->settings->get_str(lib->settings, - "charon.plugins.tnc-imc.preferred_language", "en"); + /* Create IMC manager */ + charon->imcs = tnc_imc_manager_create(); + + /* Load IMCs and abort if not all instances initalize successfully */ tnc_config = lib->settings->get_str(lib->settings, "charon.plugins.tnc-imc.tnc_config", "/etc/tnc_config"); - - if (libtnc_tncc_Initialize(tnc_config) != TNC_RESULT_SUCCESS) + if (!load_imcs(tnc_config)) { + charon->imcs->destroy(charon->imcs); + charon->imcs = NULL; free(this); - DBG1(DBG_TNC, "TNC IMC initialization failed"); return NULL; } - return &this->plugin; } diff --git a/src/libcharon/plugins/tnc_imv/Makefile.am b/src/libcharon/plugins/tnc_imv/Makefile.am index 9c3b47364..3ba283bb7 100644 --- a/src/libcharon/plugins/tnc_imv/Makefile.am +++ b/src/libcharon/plugins/tnc_imv/Makefile.am @@ -1,11 +1,9 @@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon AM_CFLAGS = -rdynamic -libstrongswan_tnc_imv_la_LIBADD = -ltnc - if MONOLITHIC noinst_LTLIBRARIES = libstrongswan-tnc-imv.la else @@ -13,7 +11,9 @@ plugin_LTLIBRARIES = libstrongswan-tnc-imv.la endif libstrongswan_tnc_imv_la_SOURCES = \ - tnc_imv_plugin.h tnc_imv_plugin.c + tnc_imv_plugin.h tnc_imv_plugin.c tnc_imv.h tnc_imv.c \ + tnc_imv_manager.h tnc_imv_manager.c tnc_imv_bind_function.c \ + tnc_imv_recommendations.h tnc_imv_recommendations.c libstrongswan_tnc_imv_la_LDFLAGS = -module -avoid-version diff --git a/src/libcharon/plugins/tnc_imv/Makefile.in b/src/libcharon/plugins/tnc_imv/Makefile.in index f89b5e03b..0324d2eb9 100644 --- a/src/libcharon/plugins/tnc_imv/Makefile.in +++ b/src/libcharon/plugins/tnc_imv/Makefile.in @@ -74,8 +74,10 @@ am__base_list = \ sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' am__installdirs = "$(DESTDIR)$(plugindir)" LTLIBRARIES = $(noinst_LTLIBRARIES) $(plugin_LTLIBRARIES) -libstrongswan_tnc_imv_la_DEPENDENCIES = -am_libstrongswan_tnc_imv_la_OBJECTS = tnc_imv_plugin.lo +libstrongswan_tnc_imv_la_LIBADD = +am_libstrongswan_tnc_imv_la_OBJECTS = tnc_imv_plugin.lo tnc_imv.lo \ + tnc_imv_manager.lo tnc_imv_bind_function.lo \ + tnc_imv_recommendations.lo libstrongswan_tnc_imv_la_OBJECTS = \ $(am_libstrongswan_tnc_imv_la_OBJECTS) libstrongswan_tnc_imv_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ @@ -221,9 +223,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -262,6 +262,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ @@ -273,14 +275,15 @@ urandom_device = @urandom_device@ xml_CFLAGS = @xml_CFLAGS@ xml_LIBS = @xml_LIBS@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon AM_CFLAGS = -rdynamic -libstrongswan_tnc_imv_la_LIBADD = -ltnc @MONOLITHIC_TRUE@noinst_LTLIBRARIES = libstrongswan-tnc-imv.la @MONOLITHIC_FALSE@plugin_LTLIBRARIES = libstrongswan-tnc-imv.la libstrongswan_tnc_imv_la_SOURCES = \ - tnc_imv_plugin.h tnc_imv_plugin.c + tnc_imv_plugin.h tnc_imv_plugin.c tnc_imv.h tnc_imv.c \ + tnc_imv_manager.h tnc_imv_manager.c tnc_imv_bind_function.c \ + tnc_imv_recommendations.h tnc_imv_recommendations.c libstrongswan_tnc_imv_la_LDFLAGS = -module -avoid-version all: all-am @@ -366,7 +369,11 @@ mostlyclean-compile: distclean-compile: -rm -f *.tab.c +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imv.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imv_bind_function.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imv_manager.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imv_plugin.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_imv_recommendations.Plo@am__quote@ .c.o: @am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv.c b/src/libcharon/plugins/tnc_imv/tnc_imv.c new file mode 100644 index 000000000..f88b645d6 --- /dev/null +++ b/src/libcharon/plugins/tnc_imv/tnc_imv.c @@ -0,0 +1,208 @@ +/* + * Copyright (C) 2006 Mike McCauley + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnc_imv.h" + +#include <dlfcn.h> + +#include <debug.h> +#include <library.h> + +typedef struct private_tnc_imv_t private_tnc_imv_t; + +/** + * Private data of an imv_t object. + */ +struct private_tnc_imv_t { + + /** + * Public members of imv_t. + */ + imv_t public; + + /** + * Path of loaded IMV + */ + char *path; + + /** + * Name of loaded IMV + */ + char *name; + + /** + * Handle of loaded IMV + */ + void *handle; + + /** + * ID of loaded IMV + */ + TNC_IMVID id; + + /** + * List of message types supported by IMC + */ + TNC_MessageTypeList supported_types; + + /** + * Number of supported message types + */ + TNC_UInt32 type_count; +}; + +METHOD(imv_t, set_id, void, + private_tnc_imv_t *this, TNC_IMVID id) +{ + this->id = id; +} + +METHOD(imv_t, get_id, TNC_IMVID, + private_tnc_imv_t *this) +{ + return this->id; +} + +METHOD(imv_t, get_name, char*, + private_tnc_imv_t *this) +{ + return this->name; +} + +METHOD(imv_t, set_message_types, void, + private_tnc_imv_t *this, TNC_MessageTypeList supported_types, + TNC_UInt32 type_count) +{ + /* Free an existing MessageType list */ + free(this->supported_types); + this->supported_types = NULL; + + /* Store the new MessageType list */ + this->type_count = type_count; + if (type_count && supported_types) + { + size_t size = type_count * sizeof(TNC_MessageType); + + this->supported_types = malloc(size); + memcpy(this->supported_types, supported_types, size); + } + DBG2(DBG_TNC, "IMV %u supports %u message types", this->id, type_count); +} + +METHOD(imv_t, type_supported, bool, + private_tnc_imv_t *this, TNC_MessageType message_type) +{ + TNC_VendorID msg_vid, vid; + TNC_MessageSubtype msg_subtype, subtype; + int i; + + msg_vid = (message_type >> 8) & TNC_VENDORID_ANY; + msg_subtype = message_type & TNC_SUBTYPE_ANY; + + for (i = 0; i < this->type_count; i++) + { + vid = (this->supported_types[i] >> 8) & TNC_VENDORID_ANY; + subtype = this->supported_types[i] & TNC_SUBTYPE_ANY; + + if (this->supported_types[i] == message_type + || (subtype == TNC_SUBTYPE_ANY + && (msg_vid == vid || vid == TNC_VENDORID_ANY)) + || (vid == TNC_VENDORID_ANY + && (msg_subtype == subtype || subtype == TNC_SUBTYPE_ANY))) + { + return TRUE; + } + } + return FALSE; +} + +METHOD(imv_t, destroy, void, + private_tnc_imv_t *this) +{ + dlclose(this->handle); + free(this->supported_types); + free(this->name); + free(this->path); + free(this); +} + +/** + * Described in header. + */ +imv_t* tnc_imv_create(char *name, char *path) +{ + private_tnc_imv_t *this; + + INIT(this, + .public = { + .set_id = _set_id, + .get_id = _get_id, + .get_name = _get_name, + .set_message_types = _set_message_types, + .type_supported = _type_supported, + .destroy = _destroy, + }, + .name = name, + .path = path, + ); + + this->handle = dlopen(path, RTLD_LAZY); + if (!this->handle) + { + DBG1(DBG_TNC, "IMV \"%s\" failed to load: %s", name, dlerror()); + free(this); + return NULL; + } + + this->public.initialize = dlsym(this->handle, "TNC_IMV_Initialize"); + if (!this->public.initialize) + { + DBG1(DBG_TNC, "could not resolve TNC_IMV_Initialize in %s: %s\n", + path, dlerror()); + dlclose(this->handle); + free(this); + return NULL; + } + this->public.notify_connection_change = + dlsym(this->handle, "TNC_IMV_NotifyConnectionChange"); + this->public.solicit_recommendation = + dlsym(this->handle, "TNC_IMV_SolicitRecommendation"); + if (!this->public.solicit_recommendation) + { + DBG1(DBG_TNC, "could not resolve TNC_IMV_SolicitRecommendation in %s: %s\n", + path, dlerror()); + dlclose(this->handle); + free(this); + return NULL; + } + this->public.receive_message = + dlsym(this->handle, "TNC_IMV_ReceiveMessage"); + this->public.batch_ending = + dlsym(this->handle, "TNC_IMV_BatchEnding"); + this->public.terminate = + dlsym(this->handle, "TNC_IMV_Terminate"); + this->public.provide_bind_function = + dlsym(this->handle, "TNC_IMV_ProvideBindFunction"); + if (!this->public.provide_bind_function) + { + DBG1(DBG_TNC, "could not resolve TNC_IMV_ProvideBindFunction in %s: %s\n", + path, dlerror()); + dlclose(this->handle); + free(this); + return NULL; + } + + return &this->public; +} diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv.h b/src/libcharon/plugins/tnc_imv/tnc_imv.h new file mode 100644 index 000000000..75939e54c --- /dev/null +++ b/src/libcharon/plugins/tnc_imv/tnc_imv.h @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * + * @defgroup tnc_imv_t tnc_imv + * @{ @ingroup tnc_imv + */ + +#ifndef TNC_IMV_H_ +#define TNC_IMV_H_ + +#include <tnc/imv/imv.h> + +/** + * Create an Integrity Measurement Verifier. + * + * @param name name of the IMV + * @param filename path to the dynamic IMV library + * @return instance of the imv_t interface + */ +imv_t* tnc_imv_create(char *name, char *filename); + +#endif /** TNC_IMV_H_ @}*/ diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv_bind_function.c b/src/libcharon/plugins/tnc_imv/tnc_imv_bind_function.c new file mode 100644 index 000000000..0ea52f08e --- /dev/null +++ b/src/libcharon/plugins/tnc_imv/tnc_imv_bind_function.c @@ -0,0 +1,137 @@ +/* + * Copyright (C) 2006 Mike McCauley + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnc_imv.h" + +#include <debug.h> +#include <daemon.h> + +#define TNC_IMCID_ANY 0xffff + +/** + * Called by the IMV to inform a TNCS about the set of message types the IMV + * is able to receive + */ +TNC_Result TNC_TNCS_ReportMessageTypes(TNC_IMVID imv_id, + TNC_MessageTypeList supported_types, + TNC_UInt32 type_count) +{ + return charon->imvs->set_message_types(charon->imvs, imv_id, + supported_types, type_count); +} + +/** + * Called by the IMV to ask a TNCS to retry an Integrity Check Handshake + */ +TNC_Result TNC_TNCS_RequestHandshakeRetry(TNC_IMVID imv_id, + TNC_ConnectionID connection_id, + TNC_RetryReason reason) +{ + return charon->tnccs->request_handshake_retry(charon->tnccs, FALSE, imv_id, + connection_id, reason); +} + +/** + * Called by the IMV when an IMV-IMC message is to be sent + */ +TNC_Result TNC_TNCS_SendMessage(TNC_IMVID imv_id, + TNC_ConnectionID connection_id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type) +{ + return charon->tnccs->send_message(charon->tnccs, TNC_IMCID_ANY, imv_id, + connection_id, msg, msg_len, msg_type); +} + +/** + * Called by the IMV to deliver its IMV Action Recommendation and IMV Evaluation + * Result to the TNCS + */ +TNC_Result TNC_TNCS_ProvideRecommendation(TNC_IMVID imv_id, + TNC_ConnectionID connection_id, + TNC_IMV_Action_Recommendation recommendation, + TNC_IMV_Evaluation_Result evaluation) +{ + return charon->tnccs->provide_recommendation(charon->tnccs, imv_id, + connection_id, recommendation, evaluation); +} + +/** + * Called by the IMV to get the value of an attribute associated with a + * connection or with the TNCS as a whole. + */ +TNC_Result TNC_TNCS_GetAttribute(TNC_IMVID imv_id, + TNC_ConnectionID connection_id, + TNC_AttributeID attribute_id, + TNC_UInt32 buffer_len, + TNC_BufferReference buffer, + TNC_UInt32 *out_value_len) +{ + return charon->tnccs->get_attribute(charon->tnccs, imv_id, connection_id, + attribute_id, buffer_len, buffer, out_value_len); +} + +/** + * Called by the IMV to set the value of an attribute associated with a + * connection or with the TNCS as a whole. + */ +TNC_Result TNC_TNCS_SetAttribute(TNC_IMVID imv_id, + TNC_ConnectionID connection_id, + TNC_AttributeID attribute_id, + TNC_UInt32 buffer_len, + TNC_BufferReference buffer) +{ + return charon->tnccs->set_attribute(charon->tnccs, imv_id, connection_id, + attribute_id, buffer_len, buffer); +} + +/** + * Called by the IMV when it needs a function pointer + */ +TNC_Result TNC_TNCS_BindFunction(TNC_IMVID id, + char *function_name, + void **function_pointer) +{ + if (streq(function_name, "TNC_TNCS_ReportMessageTypes")) + { + *function_pointer = (void*)TNC_TNCS_ReportMessageTypes; + } + else if (streq(function_name, "TNC_TNCS_RequestHandshakeRetry")) + { + *function_pointer = (void*)TNC_TNCS_RequestHandshakeRetry; + } + else if (streq(function_name, "TNC_TNCS_SendMessage")) + { + *function_pointer = (void*)TNC_TNCS_SendMessage; + } + else if (streq(function_name, "TNC_TNCS_ProvideRecommendation")) + { + *function_pointer = (void*)TNC_TNCS_ProvideRecommendation; + } + else if (streq(function_name, "TNC_TNCS_GetAttribute")) + { + *function_pointer = (void*)TNC_TNCS_GetAttribute; + } + else if (streq(function_name, "TNC_TNCS_SetAttribute")) + { + *function_pointer = (void*)TNC_TNCS_SetAttribute; + } + else + { + return TNC_RESULT_INVALID_PARAMETER; + } + return TNC_RESULT_SUCCESS; +} diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv_manager.c b/src/libcharon/plugins/tnc_imv/tnc_imv_manager.c new file mode 100644 index 000000000..559de86d0 --- /dev/null +++ b/src/libcharon/plugins/tnc_imv/tnc_imv_manager.c @@ -0,0 +1,295 @@ +/* + * Copyright (C) 2006 Mike McCauley + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnc_imv_manager.h" +#include "tnc_imv_recommendations.h" + +#include <tnc/imv/imv_manager.h> +#include <tnc/tncifimv.h> + +#include <debug.h> +#include <daemon.h> +#include <threading/mutex.h> + +typedef struct private_tnc_imv_manager_t private_tnc_imv_manager_t; + + +/** + * Private data of an imv_manager_t object. + */ +struct private_tnc_imv_manager_t { + + /** + * Public members of imv_manager_t. + */ + imv_manager_t public; + + /** + * Linked list of IMVs + */ + linked_list_t *imvs; + + /** + * Next IMV ID to be assigned + */ + TNC_IMVID next_imv_id; + + /** + * Policy defining how to derive final recommendation from individual ones + */ + recommendation_policy_t policy; +}; + +METHOD(imv_manager_t, add, bool, + private_tnc_imv_manager_t *this, imv_t *imv) +{ + TNC_Version version; + + /* Initialize the IMV module */ + imv->set_id(imv, this->next_imv_id); + if (imv->initialize(imv->get_id(imv), TNC_IFIMV_VERSION_1, + TNC_IFIMV_VERSION_1, &version) != TNC_RESULT_SUCCESS) + { + DBG1(DBG_TNC, "IMV \"%s\" failed to initialize", imv->get_name(imv)); + return FALSE; + } + this->imvs->insert_last(this->imvs, imv); + this->next_imv_id++; + + if (imv->provide_bind_function(imv->get_id(imv), TNC_TNCS_BindFunction) + != TNC_RESULT_SUCCESS) + { + DBG1(DBG_TNC, "IMV \"%s\" could failed to obtain bind function", + imv->get_name(imv)); + this->imvs->remove_last(this->imvs, (void**)&imv); + return FALSE; + } + + return TRUE; +} + +METHOD(imv_manager_t, remove_, imv_t*, + private_tnc_imv_manager_t *this, TNC_IMVID id) +{ + enumerator_t *enumerator; + imv_t *imv; + + enumerator = this->imvs->create_enumerator(this->imvs); + while (enumerator->enumerate(enumerator, &imv)) + { + if (id == imv->get_id(imv)) + { + this->imvs->remove_at(this->imvs, enumerator); + return imv; + } + } + enumerator->destroy(enumerator); + return NULL; +} + +METHOD(imv_manager_t, get_recommendation_policy, recommendation_policy_t, + private_tnc_imv_manager_t *this) +{ + return this->policy; +} + +METHOD(imv_manager_t, create_recommendations, recommendations_t*, + private_tnc_imv_manager_t *this) +{ + return tnc_imv_recommendations_create(this->imvs); +} + +METHOD(imv_manager_t, enforce_recommendation, bool, + private_tnc_imv_manager_t *this, TNC_IMV_Action_Recommendation rec) +{ + char *group; + identification_t *id; + ike_sa_t *ike_sa; + auth_cfg_t *auth; + + switch (rec) + { + case TNC_IMV_ACTION_RECOMMENDATION_ALLOW: + DBG1(DBG_TNC, "TNC recommendation is allow"); + group = "allow"; + break; + case TNC_IMV_ACTION_RECOMMENDATION_ISOLATE: + DBG1(DBG_TNC, "TNC recommendation is isolate"); + group = "isolate"; + break; + case TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS: + case TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION: + default: + DBG1(DBG_TNC, "TNC recommendation is none"); + return FALSE; + } + ike_sa = charon->bus->get_sa(charon->bus); + if (ike_sa) + { + auth = ike_sa->get_auth_cfg(ike_sa, FALSE); + id = identification_create_from_string(group); + auth->add(auth, AUTH_RULE_GROUP, id); + DBG1(DBG_TNC, "TNC added group membership '%s'", group); + } + return TRUE; +} + + +METHOD(imv_manager_t, notify_connection_change, void, + private_tnc_imv_manager_t *this, TNC_ConnectionID id, + TNC_ConnectionState state) +{ + enumerator_t *enumerator; + imv_t *imv; + + enumerator = this->imvs->create_enumerator(this->imvs); + while (enumerator->enumerate(enumerator, &imv)) + { + if (imv->notify_connection_change) + { + imv->notify_connection_change(imv->get_id(imv), id, state); + } + } + enumerator->destroy(enumerator); +} + +METHOD(imv_manager_t, set_message_types, TNC_Result, + private_tnc_imv_manager_t *this, TNC_IMVID id, + TNC_MessageTypeList supported_types, + TNC_UInt32 type_count) +{ + enumerator_t *enumerator; + imv_t *imv; + TNC_Result result = TNC_RESULT_FATAL; + + enumerator = this->imvs->create_enumerator(this->imvs); + while (enumerator->enumerate(enumerator, &imv)) + { + if (id == imv->get_id(imv)) + { + imv->set_message_types(imv, supported_types, type_count); + result = TNC_RESULT_SUCCESS; + break; + } + } + enumerator->destroy(enumerator); + return result; +} + +METHOD(imv_manager_t, solicit_recommendation, void, + private_tnc_imv_manager_t *this, TNC_ConnectionID id) +{ + enumerator_t *enumerator; + imv_t *imv; + + enumerator = this->imvs->create_enumerator(this->imvs); + while (enumerator->enumerate(enumerator, &imv)) + { + imv->solicit_recommendation(imv->get_id(imv), id); + } + enumerator->destroy(enumerator); +} + +METHOD(imv_manager_t, receive_message, void, + private_tnc_imv_manager_t *this, TNC_ConnectionID connection_id, + TNC_BufferReference message, + TNC_UInt32 message_len, + TNC_MessageType message_type) +{ + enumerator_t *enumerator; + imv_t *imv; + + enumerator = this->imvs->create_enumerator(this->imvs); + while (enumerator->enumerate(enumerator, &imv)) + { + if (imv->receive_message && imv->type_supported(imv, message_type)) + { + imv->receive_message(imv->get_id(imv), connection_id, + message, message_len, message_type); + } + } + enumerator->destroy(enumerator); +} + +METHOD(imv_manager_t, batch_ending, void, + private_tnc_imv_manager_t *this, TNC_ConnectionID id) +{ + enumerator_t *enumerator; + imv_t *imv; + + enumerator = this->imvs->create_enumerator(this->imvs); + while (enumerator->enumerate(enumerator, &imv)) + { + if (imv->batch_ending) + { + imv->batch_ending(imv->get_id(imv), id); + } + } + enumerator->destroy(enumerator); +} + +METHOD(imv_manager_t, destroy, void, + private_tnc_imv_manager_t *this) +{ + imv_t *imv; + + while (this->imvs->remove_last(this->imvs, (void**)&imv) == SUCCESS) + { + if (imv->terminate && + imv->terminate(imv->get_id(imv)) != TNC_RESULT_SUCCESS) + { + DBG1(DBG_TNC, "IMV \"%s\" not terminated successfully", + imv->get_name(imv)); + } + imv->destroy(imv); + } + this->imvs->destroy(this->imvs); + free(this); +} + +/** + * Described in header. + */ +imv_manager_t* tnc_imv_manager_create(void) +{ + private_tnc_imv_manager_t *this; + recommendation_policy_t policy; + + INIT(this, + .public = { + .add = _add, + .remove = _remove_, /* avoid name conflict with stdio.h */ + .get_recommendation_policy = _get_recommendation_policy, + .create_recommendations = _create_recommendations, + .enforce_recommendation = _enforce_recommendation, + .notify_connection_change = _notify_connection_change, + .set_message_types = _set_message_types, + .solicit_recommendation = _solicit_recommendation, + .receive_message = _receive_message, + .batch_ending = _batch_ending, + .destroy = _destroy, + }, + .imvs = linked_list_create(), + .next_imv_id = 1, + ); + policy = enum_from_name(recommendation_policy_names, + lib->settings->get_str(lib->settings, + "charon.plugins.tnc-imv.recommendation_policy", "default")); + this->policy = (policy != -1) ? policy : RECOMMENDATION_POLICY_DEFAULT; + DBG1(DBG_TNC, "TNC recommendation policy is '%N'", + recommendation_policy_names, this->policy); + + return &this->public; +} diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv_manager.h b/src/libcharon/plugins/tnc_imv/tnc_imv_manager.h new file mode 100644 index 000000000..2fe9e7ae3 --- /dev/null +++ b/src/libcharon/plugins/tnc_imv/tnc_imv_manager.h @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * + * @defgroup tnc_imv_manager tnc_imv_manager + * @{ @ingroup tnc_imv + */ + +#ifndef TNC_IMV_MANAGER_H_ +#define TNC_IMV_MANAGER_H_ + +#include <tnc/imv/imv_manager.h> + +/** + * Create an IMV manager instance. + */ +imv_manager_t *tnc_imv_manager_create(); + +#endif /** TNC_IMV_MANAGER_H_ @}*/ diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv_plugin.c b/src/libcharon/plugins/tnc_imv/tnc_imv_plugin.c index 5b3d3892d..f238f01ea 100644 --- a/src/libcharon/plugins/tnc_imv/tnc_imv_plugin.c +++ b/src/libcharon/plugins/tnc_imv/tnc_imv_plugin.c @@ -14,15 +14,137 @@ */ #include "tnc_imv_plugin.h" +#include "tnc_imv_manager.h" +#include "tnc_imv.h" -#include <libtnctncs.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/mman.h> +#include <unistd.h> +#include <errno.h> +#include <fcntl.h> #include <daemon.h> +#include <utils/lexparser.h> + +/** + * load IMVs from a configuration file + */ +static bool load_imvs(char *filename) +{ + int fd, line_nr = 0; + chunk_t src, line; + struct stat sb; + void *addr; + + DBG1(DBG_TNC, "loading IMVs from '%s'", filename); + fd = open(filename, O_RDONLY); + if (fd == -1) + { + DBG1(DBG_TNC, "opening configuration file '%s' failed: %s", filename, + strerror(errno)); + return FALSE; + } + if (fstat(fd, &sb) == -1) + { + DBG1(DBG_LIB, "getting file size of '%s' failed: %s", filename, + strerror(errno)); + close(fd); + return FALSE; + } + addr = mmap(NULL, sb.st_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0); + if (addr == MAP_FAILED) + { + DBG1(DBG_LIB, "mapping '%s' failed: %s", filename, strerror(errno)); + close(fd); + return FALSE; + } + src = chunk_create(addr, sb.st_size); + + while (fetchline(&src, &line)) + { + char *name, *path; + chunk_t token; + imv_t *imv; + + line_nr++; + + /* skip comments or empty lines */ + if (*line.ptr == '#' || !eat_whitespace(&line)) + { + continue; + } + + /* determine keyword */ + if (!extract_token(&token, ' ', &line)) + { + DBG1(DBG_TNC, "line %d: keyword must be followed by a space", + line_nr); + return FALSE; + } + + /* only interested in IMVs */ + if (!match("IMV", &token)) + { + continue; + } + + /* advance to the IMV name and extract it */ + if (!extract_token(&token, '"', &line) || + !extract_token(&token, '"', &line)) + { + DBG1(DBG_TNC, "line %d: IMV name must be set in double quotes", + line_nr); + return FALSE; + } + + /* copy the IMV name */ + name = malloc(token.len + 1); + memcpy(name, token.ptr, token.len); + name[token.len] = '\0'; + + /* advance to the IMV path and extract it */ + if (!eat_whitespace(&line)) + { + DBG1(DBG_TNC, "line %d: IMV path is missing", line_nr); + free(name); + return FALSE; + } + if (!extract_token(&token, ' ', &line)) + { + token = line; + } + + /* copy the IMV path */ + path = malloc(token.len + 1); + memcpy(path, token.ptr, token.len); + path[token.len] = '\0'; + + /* load and register IMV instance */ + imv = tnc_imv_create(name, path); + if (!imv) + { + free(name); + free(path); + return FALSE; + } + if (!charon->imvs->add(charon->imvs, imv)) + { + imv->destroy(imv); + return FALSE; + } + DBG1(DBG_TNC, "IMV %u \"%s\" loaded from '%s'", imv->get_id(imv), + name, path); + } + munmap(addr, sb.st_size); + close(fd); + return TRUE; +} METHOD(plugin_t, destroy, void, tnc_imv_plugin_t *this) { - libtnc_tncs_Terminate(); + charon->imvs->destroy(charon->imvs); free(this); } @@ -42,13 +164,18 @@ plugin_t *tnc_imv_plugin_create() tnc_config = lib->settings->get_str(lib->settings, "charon.plugins.tnc-imv.tnc_config", "/etc/tnc_config"); - if (libtnc_tncs_Initialize(tnc_config) != TNC_RESULT_SUCCESS) + + /* Create IMV manager */ + charon->imvs = tnc_imv_manager_create(); + + /* Load IMVs and abort if not all instances initalize successfully */ + if (!load_imvs(tnc_config)) { + charon->imvs->destroy(charon->imvs); + charon->imvs = NULL; free(this); - DBG1(DBG_TNC, "TNC IMV initialization failed"); return NULL; } - return &this->plugin; } diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv_recommendations.c b/src/libcharon/plugins/tnc_imv/tnc_imv_recommendations.c new file mode 100644 index 000000000..5cc6b0ced --- /dev/null +++ b/src/libcharon/plugins/tnc_imv/tnc_imv_recommendations.c @@ -0,0 +1,415 @@ +/* + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include <debug.h> +#include <daemon.h> +#include <tnc/tncifimv.h> +#include <tnc/imv/imv.h> +#include <tnc/imv/imv_recommendations.h> + +typedef struct private_tnc_imv_recommendations_t private_tnc_imv_recommendations_t; +typedef struct recommendation_entry_t recommendation_entry_t; + +/** + * Recommendation entry + */ +struct recommendation_entry_t { + + /** + * IMV ID + */ + TNC_IMVID id; + + /** + * Received a recommendation message from this IMV? + */ + bool have_recommendation; + + /** + * Action Recommendation provided by IMV instance + */ + TNC_IMV_Action_Recommendation rec; + + /** + * Evaluation Result provided by IMV instance + */ + TNC_IMV_Evaluation_Result eval; + + /** + * Reason string provided by IMV instance + */ + chunk_t reason; + + /** + * Reason language provided by IMV instance + */ + chunk_t reason_language; +}; + +/** + * Private data of a recommendations_t object. + */ +struct private_tnc_imv_recommendations_t { + + /** + * Public members of recommendations_t. + */ + recommendations_t public; + + /** + * list of recommendations and evaluations provided by IMVs + */ + linked_list_t *recs; + + /** + * Preferred language for remediation messages + */ + chunk_t preferred_language; +}; + +METHOD(recommendations_t, provide_recommendation, TNC_Result, + private_tnc_imv_recommendations_t* this, TNC_IMVID id, + TNC_IMV_Action_Recommendation rec, + TNC_IMV_Evaluation_Result eval) +{ + enumerator_t *enumerator; + recommendation_entry_t *entry; + bool found = FALSE; + + DBG2(DBG_TNC, "IMV %u provides recommendation '%N' and evaluation '%N'", id, + TNC_IMV_Action_Recommendation_names, rec, + TNC_IMV_Evaluation_Result_names, eval); + + enumerator = this->recs->create_enumerator(this->recs); + while (enumerator->enumerate(enumerator, &entry)) + { + if (entry->id == id) + { + found = TRUE; + entry->have_recommendation = TRUE; + entry->rec = rec; + entry->eval = eval; + break; + } + } + enumerator->destroy(enumerator); + return found ? TNC_RESULT_SUCCESS : TNC_RESULT_FATAL; +} + +METHOD(recommendations_t, have_recommendation, bool, + private_tnc_imv_recommendations_t *this, TNC_IMV_Action_Recommendation *rec, + TNC_IMV_Evaluation_Result *eval) +{ + enumerator_t *enumerator; + recommendation_entry_t *entry; + recommendation_policy_t policy; + TNC_IMV_Action_Recommendation final_rec; + TNC_IMV_Evaluation_Result final_eval; + bool first = TRUE, incomplete = FALSE; + + *rec = final_rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION; + *eval = final_eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW; + + if (this->recs->get_count(this->recs) == 0) + { + DBG1(DBG_TNC, "there are no IMVs to make a recommendation"); + return TRUE; + } + policy = charon->imvs->get_recommendation_policy(charon->imvs); + + enumerator = this->recs->create_enumerator(this->recs); + while (enumerator->enumerate(enumerator, &entry)) + { + if (!entry->have_recommendation) + { + incomplete = TRUE; + break; + } + if (first) + { + final_rec = entry->rec; + final_eval = entry->eval; + first = FALSE; + continue; + } + switch (policy) + { + case RECOMMENDATION_POLICY_DEFAULT: + switch (entry->rec) + { + case TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS: + final_rec = entry->rec; + break; + case TNC_IMV_ACTION_RECOMMENDATION_ISOLATE: + if (final_rec != TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS) + { + final_rec = entry->rec; + }; + break; + case TNC_IMV_ACTION_RECOMMENDATION_ALLOW: + if (final_rec == TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION) + { + final_rec = entry->rec; + }; + break; + case TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION: + break; + } + switch (entry->eval) + { + case TNC_IMV_EVALUATION_RESULT_ERROR: + final_eval = entry->eval; + break; + case TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MAJOR: + if (final_eval != TNC_IMV_EVALUATION_RESULT_ERROR) + { + final_eval = entry->eval; + } + break; + case TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MINOR: + if (final_eval != TNC_IMV_EVALUATION_RESULT_ERROR && + final_eval != TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MAJOR) + { + final_eval = entry->eval; + } + break; + case TNC_IMV_EVALUATION_RESULT_COMPLIANT: + if (final_eval == TNC_IMV_EVALUATION_RESULT_DONT_KNOW) + { + final_eval = entry->eval; + } + break; + case TNC_IMV_EVALUATION_RESULT_DONT_KNOW: + break; + } + break; + + case RECOMMENDATION_POLICY_ALL: + if (entry->rec != final_rec) + { + final_rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION; + } + if (entry->eval != final_eval) + { + final_eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW; + } + break; + + case RECOMMENDATION_POLICY_ANY: + switch (entry->rec) + { + case TNC_IMV_ACTION_RECOMMENDATION_ALLOW: + final_rec = entry->rec; + break; + case TNC_IMV_ACTION_RECOMMENDATION_ISOLATE: + if (final_rec != TNC_IMV_ACTION_RECOMMENDATION_ALLOW) + { + final_rec = entry->rec; + }; + break; + case TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS: + if (final_rec == TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION) + { + final_rec = entry->rec; + }; + break; + case TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION: + break; + } + switch (entry->eval) + { + case TNC_IMV_EVALUATION_RESULT_COMPLIANT: + final_eval = entry->eval; + break; + case TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MINOR: + if (final_eval != TNC_IMV_EVALUATION_RESULT_COMPLIANT) + { + final_eval = entry->eval; + } + break; + case TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MAJOR: + if (final_eval != TNC_IMV_EVALUATION_RESULT_COMPLIANT && + final_eval != TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MINOR) + { + final_eval = entry->eval; + } + break; + case TNC_IMV_EVALUATION_RESULT_ERROR: + if (final_eval == TNC_IMV_EVALUATION_RESULT_DONT_KNOW) + { + final_eval = entry->eval; + } + break; + case TNC_IMV_EVALUATION_RESULT_DONT_KNOW: + break; + } + } + } + enumerator->destroy(enumerator); + + if (incomplete) + { + return FALSE; + } + *rec = final_rec; + *eval = final_eval; + return TRUE; +} + +METHOD(recommendations_t, get_preferred_language, chunk_t, + private_tnc_imv_recommendations_t *this) +{ + return this->preferred_language; +} + +METHOD(recommendations_t, set_preferred_language, void, + private_tnc_imv_recommendations_t *this, chunk_t pref_lang) +{ + free(this->preferred_language.ptr); + this->preferred_language = chunk_clone(pref_lang); +} + +METHOD(recommendations_t, set_reason_string, TNC_Result, + private_tnc_imv_recommendations_t *this, TNC_IMVID id, chunk_t reason) +{ + enumerator_t *enumerator; + recommendation_entry_t *entry; + bool found = FALSE; + + DBG2(DBG_TNC, "IMV %u is setting reason string to '%.*s'", + id, reason.len, reason.ptr); + + enumerator = this->recs->create_enumerator(this->recs); + while (enumerator->enumerate(enumerator, &entry)) + { + if (entry->id == id) + { + found = TRUE; + free(entry->reason.ptr); + entry->reason = chunk_clone(reason); + break; + } + } + enumerator->destroy(enumerator); + return found ? TNC_RESULT_SUCCESS : TNC_RESULT_INVALID_PARAMETER; +} + +METHOD(recommendations_t, set_reason_language, TNC_Result, + private_tnc_imv_recommendations_t *this, TNC_IMVID id, chunk_t reason_lang) +{ + enumerator_t *enumerator; + recommendation_entry_t *entry; + bool found = FALSE; + + DBG2(DBG_TNC, "IMV %u is setting reason language to '%.*s'", + id, reason_lang.len, reason_lang.ptr); + + enumerator = this->recs->create_enumerator(this->recs); + while (enumerator->enumerate(enumerator, &entry)) + { + if (entry->id == id) + { + found = TRUE; + free(entry->reason_language.ptr); + entry->reason_language = chunk_clone(reason_lang); + break; + } + } + enumerator->destroy(enumerator); + return found ? TNC_RESULT_SUCCESS : TNC_RESULT_INVALID_PARAMETER; +} + +/** + * Enumerate reason and reason_language, not recommendation entries + */ +static bool reason_filter(void *null, recommendation_entry_t **entry, + TNC_IMVID *id, void *i2, chunk_t *reason, void *i3, + chunk_t *reason_language) +{ + if ((*entry)->reason.len) + { + *id = (*entry)->id; + *reason = (*entry)->reason; + *reason_language = (*entry)->reason_language; + return TRUE; + } + else + { + return FALSE; + } +} + +METHOD(recommendations_t, create_reason_enumerator, enumerator_t*, + private_tnc_imv_recommendations_t *this) +{ + return enumerator_create_filter(this->recs->create_enumerator(this->recs), + (void*)reason_filter, NULL, NULL); +} + +METHOD(recommendations_t, destroy, void, + private_tnc_imv_recommendations_t *this) +{ + recommendation_entry_t *entry; + + while (this->recs->remove_last(this->recs, (void**)&entry) == SUCCESS) + { + free(entry->reason.ptr); + free(entry->reason_language.ptr); + free(entry); + } + this->recs->destroy(this->recs); + free(this->preferred_language.ptr); + free(this); +} + +/** + * Described in header. + */ +recommendations_t* tnc_imv_recommendations_create(linked_list_t *imv_list) +{ + private_tnc_imv_recommendations_t *this; + recommendation_entry_t *entry; + enumerator_t *enumerator; + imv_t *imv; + + INIT(this, + .public = { + .provide_recommendation = _provide_recommendation, + .have_recommendation = _have_recommendation, + .get_preferred_language = _get_preferred_language, + .set_preferred_language = _set_preferred_language, + .set_reason_string = _set_reason_string, + .set_reason_language = _set_reason_language, + .create_reason_enumerator = _create_reason_enumerator, + .destroy = _destroy, + }, + .recs = linked_list_create(), + ); + + enumerator = imv_list->create_enumerator(imv_list); + while (enumerator->enumerate(enumerator, &imv)) + { + entry = malloc_thing(recommendation_entry_t); + entry->id = imv->get_id(imv); + entry->have_recommendation = FALSE; + entry->rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION; + entry->eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW; + entry->reason = chunk_empty; + entry->reason_language = chunk_empty; + this->recs->insert_last(this->recs, entry); + } + enumerator->destroy(enumerator); + + return &this->public; +} diff --git a/src/libcharon/plugins/tnc_imv/tnc_imv_recommendations.h b/src/libcharon/plugins/tnc_imv/tnc_imv_recommendations.h new file mode 100644 index 000000000..6d65a2521 --- /dev/null +++ b/src/libcharon/plugins/tnc_imv/tnc_imv_recommendations.h @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * + * @defgroup tnc_imv_manager tnc_imv_manager + * @{ @ingroup tnc_imv + */ + +#ifndef TNC_IMV_RECOMMENDATIONS_H_ +#define TNC_IMV_RECOMMENDATIONS_H_ + +#include <tnc/imv/imv_recommendations.h> +#include <utils/linked_list.h> + +/** + * Create an IMV empty recommendations instance + */ +recommendations_t *tnc_imv_recommendations_create(); + +#endif /** TNC_IMV_RECOMMENDATIONS_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/Makefile.am b/src/libcharon/plugins/tnccs_11/Makefile.am index 7ccd0dfee..1042c3514 100644 --- a/src/libcharon/plugins/tnccs_11/Makefile.am +++ b/src/libcharon/plugins/tnccs_11/Makefile.am @@ -1,21 +1,27 @@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls \ - `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls ${xml_CFLAGS} AM_CFLAGS = -rdynamic -libstrongswan_tnccs_11_la_LIBADD = -ltnc +libstrongswan_tnccs_11_la_LIBADD = ${xml_LIBS} if MONOLITHIC noinst_LTLIBRARIES = libstrongswan-tnccs-11.la else plugin_LTLIBRARIES = libstrongswan-tnccs-11.la -libstrongswan_tnccs_11_la_LIBADD += $(top_builddir)/src/libtls/libtls.la endif libstrongswan_tnccs_11_la_SOURCES = \ - tnccs_11_plugin.h tnccs_11_plugin.c tnccs_11.h tnccs_11.c + tnccs_11_plugin.h tnccs_11_plugin.c tnccs_11.h tnccs_11.c \ + batch/tnccs_batch.h batch/tnccs_batch.c \ + messages/tnccs_msg.h messages/tnccs_msg.c \ + messages/imc_imv_msg.h messages/imc_imv_msg.c \ + messages/tnccs_error_msg.h messages/tnccs_error_msg.c \ + messages/tnccs_preferred_language_msg.h messages/tnccs_preferred_language_msg.c \ + messages/tnccs_reason_strings_msg.h messages/tnccs_reason_strings_msg.c \ + messages/tnccs_recommendation_msg.h messages/tnccs_recommendation_msg.c \ + messages/tnccs_tncs_contact_info_msg.h messages/tnccs_tncs_contact_info_msg.c libstrongswan_tnccs_11_la_LDFLAGS = -module -avoid-version diff --git a/src/libcharon/plugins/tnccs_11/Makefile.in b/src/libcharon/plugins/tnccs_11/Makefile.in index 200ff7a0a..5ab7ccbca 100644 --- a/src/libcharon/plugins/tnccs_11/Makefile.in +++ b/src/libcharon/plugins/tnccs_11/Makefile.in @@ -34,7 +34,6 @@ PRE_UNINSTALL = : POST_UNINSTALL = : build_triplet = @build@ host_triplet = @host@ -@MONOLITHIC_FALSE@am__append_1 = $(top_builddir)/src/libtls/libtls.la subdir = src/libcharon/plugins/tnccs_11 DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 @@ -75,8 +74,12 @@ am__base_list = \ sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' am__installdirs = "$(DESTDIR)$(plugindir)" LTLIBRARIES = $(noinst_LTLIBRARIES) $(plugin_LTLIBRARIES) -libstrongswan_tnccs_11_la_DEPENDENCIES = $(am__append_1) -am_libstrongswan_tnccs_11_la_OBJECTS = tnccs_11_plugin.lo tnccs_11.lo +am__DEPENDENCIES_1 = +libstrongswan_tnccs_11_la_DEPENDENCIES = $(am__DEPENDENCIES_1) +am_libstrongswan_tnccs_11_la_OBJECTS = tnccs_11_plugin.lo tnccs_11.lo \ + tnccs_batch.lo tnccs_msg.lo imc_imv_msg.lo tnccs_error_msg.lo \ + tnccs_preferred_language_msg.lo tnccs_reason_strings_msg.lo \ + tnccs_recommendation_msg.lo tnccs_tncs_contact_info_msg.lo libstrongswan_tnccs_11_la_OBJECTS = \ $(am_libstrongswan_tnccs_11_la_OBJECTS) libstrongswan_tnccs_11_la_LINK = $(LIBTOOL) --tag=CC \ @@ -223,9 +226,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +265,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ @@ -275,15 +278,22 @@ urandom_device = @urandom_device@ xml_CFLAGS = @xml_CFLAGS@ xml_LIBS = @xml_LIBS@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls \ - `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls ${xml_CFLAGS} AM_CFLAGS = -rdynamic -libstrongswan_tnccs_11_la_LIBADD = -ltnc $(am__append_1) +libstrongswan_tnccs_11_la_LIBADD = ${xml_LIBS} @MONOLITHIC_TRUE@noinst_LTLIBRARIES = libstrongswan-tnccs-11.la @MONOLITHIC_FALSE@plugin_LTLIBRARIES = libstrongswan-tnccs-11.la libstrongswan_tnccs_11_la_SOURCES = \ - tnccs_11_plugin.h tnccs_11_plugin.c tnccs_11.h tnccs_11.c + tnccs_11_plugin.h tnccs_11_plugin.c tnccs_11.h tnccs_11.c \ + batch/tnccs_batch.h batch/tnccs_batch.c \ + messages/tnccs_msg.h messages/tnccs_msg.c \ + messages/imc_imv_msg.h messages/imc_imv_msg.c \ + messages/tnccs_error_msg.h messages/tnccs_error_msg.c \ + messages/tnccs_preferred_language_msg.h messages/tnccs_preferred_language_msg.c \ + messages/tnccs_reason_strings_msg.h messages/tnccs_reason_strings_msg.c \ + messages/tnccs_recommendation_msg.h messages/tnccs_recommendation_msg.c \ + messages/tnccs_tncs_contact_info_msg.h messages/tnccs_tncs_contact_info_msg.c libstrongswan_tnccs_11_la_LDFLAGS = -module -avoid-version all: all-am @@ -369,8 +379,16 @@ mostlyclean-compile: distclean-compile: -rm -f *.tab.c +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/imc_imv_msg.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_11.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_11_plugin.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_batch.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_error_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_preferred_language_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_reason_strings_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_recommendation_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_tncs_contact_info_msg.Plo@am__quote@ .c.o: @am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< @@ -393,6 +411,62 @@ distclean-compile: @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(LTCOMPILE) -c -o $@ $< +tnccs_batch.lo: batch/tnccs_batch.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tnccs_batch.lo -MD -MP -MF $(DEPDIR)/tnccs_batch.Tpo -c -o tnccs_batch.lo `test -f 'batch/tnccs_batch.c' || echo '$(srcdir)/'`batch/tnccs_batch.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/tnccs_batch.Tpo $(DEPDIR)/tnccs_batch.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='batch/tnccs_batch.c' object='tnccs_batch.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o tnccs_batch.lo `test -f 'batch/tnccs_batch.c' || echo '$(srcdir)/'`batch/tnccs_batch.c + +tnccs_msg.lo: messages/tnccs_msg.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tnccs_msg.lo -MD -MP -MF $(DEPDIR)/tnccs_msg.Tpo -c -o tnccs_msg.lo `test -f 'messages/tnccs_msg.c' || echo '$(srcdir)/'`messages/tnccs_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/tnccs_msg.Tpo $(DEPDIR)/tnccs_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/tnccs_msg.c' object='tnccs_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o tnccs_msg.lo `test -f 'messages/tnccs_msg.c' || echo '$(srcdir)/'`messages/tnccs_msg.c + +imc_imv_msg.lo: messages/imc_imv_msg.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT imc_imv_msg.lo -MD -MP -MF $(DEPDIR)/imc_imv_msg.Tpo -c -o imc_imv_msg.lo `test -f 'messages/imc_imv_msg.c' || echo '$(srcdir)/'`messages/imc_imv_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/imc_imv_msg.Tpo $(DEPDIR)/imc_imv_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/imc_imv_msg.c' object='imc_imv_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) 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'$(srcdir)/'`messages/tnccs_reason_strings_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/tnccs_reason_strings_msg.Tpo $(DEPDIR)/tnccs_reason_strings_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/tnccs_reason_strings_msg.c' object='tnccs_reason_strings_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o tnccs_reason_strings_msg.lo `test -f 'messages/tnccs_reason_strings_msg.c' || echo '$(srcdir)/'`messages/tnccs_reason_strings_msg.c + +tnccs_recommendation_msg.lo: messages/tnccs_recommendation_msg.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT 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--tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT tnccs_tncs_contact_info_msg.lo -MD -MP -MF $(DEPDIR)/tnccs_tncs_contact_info_msg.Tpo -c -o tnccs_tncs_contact_info_msg.lo `test -f 'messages/tnccs_tncs_contact_info_msg.c' || echo '$(srcdir)/'`messages/tnccs_tncs_contact_info_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/tnccs_tncs_contact_info_msg.Tpo $(DEPDIR)/tnccs_tncs_contact_info_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/tnccs_tncs_contact_info_msg.c' object='tnccs_tncs_contact_info_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o tnccs_tncs_contact_info_msg.lo `test -f 'messages/tnccs_tncs_contact_info_msg.c' || echo '$(srcdir)/'`messages/tnccs_tncs_contact_info_msg.c + mostlyclean-libtool: -rm -f *.lo diff --git a/src/libcharon/plugins/tnccs_11/batch/tnccs_batch.c b/src/libcharon/plugins/tnccs_11/batch/tnccs_batch.c new file mode 100644 index 000000000..0f6f3a675 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/batch/tnccs_batch.c @@ -0,0 +1,323 @@ +/* + * Copyright (C) 2006 Mike McCauley (mikem@open.com.au) + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_batch.h" +#include "messages/tnccs_error_msg.h" + +#include <debug.h> +#include <utils/linked_list.h> +#include <tnc/tnccs/tnccs.h> + +#include <libxml/parser.h> + +typedef struct private_tnccs_batch_t private_tnccs_batch_t; + +/** + * Private data of a tnccs_batch_t object. + * + */ +struct private_tnccs_batch_t { + /** + * Public tnccs_batch_t interface. + */ + tnccs_batch_t public; + + /** + * Batch ID + */ + int batch_id; + + /** + * TNCC if TRUE, TNCS if FALSE + */ + bool is_server; + + /** + * linked list of TNCCS messages + */ + linked_list_t *messages; + + /** + * linked list of TNCCS error messages + */ + linked_list_t *errors; + + /** + * XML document + */ + xmlDocPtr doc; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(tnccs_batch_t, get_encoding, chunk_t, + private_tnccs_batch_t *this) +{ + return this->encoding; +} + +METHOD(tnccs_batch_t, add_msg, void, + private_tnccs_batch_t *this, tnccs_msg_t* msg) +{ + xmlNodePtr root; + + DBG2(DBG_TNC, "adding %N message", tnccs_msg_type_names, + msg->get_type(msg)); + this->messages->insert_last(this->messages, msg); + root = xmlDocGetRootElement(this->doc); + xmlAddChild(root, msg->get_node(msg)); +} + +METHOD(tnccs_batch_t, build, void, + private_tnccs_batch_t *this) +{ + xmlChar *xmlbuf; + int buf_size; + + xmlDocDumpFormatMemory(this->doc, &xmlbuf, &buf_size, 1); + this->encoding = chunk_create((u_char*)xmlbuf, buf_size); + this->encoding = chunk_clone(this->encoding); + xmlFree(xmlbuf); +} + +METHOD(tnccs_batch_t, process, status_t, + private_tnccs_batch_t *this) +{ + tnccs_msg_t *tnccs_msg, *msg; + tnccs_error_type_t error_type = TNCCS_ERROR_OTHER; + char *error_msg, buf[BUF_LEN]; + xmlNodePtr cur; + xmlNsPtr ns; + xmlChar *batchid, *recipient; + int batch_id; + + this->doc = xmlParseMemory(this->encoding.ptr, this->encoding.len); + if (!this->doc) + { + error_type = TNCCS_ERROR_MALFORMED_BATCH; + error_msg = "failed to parse XML message"; + goto fatal; + } + + /* check out the XML document */ + cur = xmlDocGetRootElement(this->doc); + if (!cur) + { + error_type = TNCCS_ERROR_MALFORMED_BATCH; + error_msg = "empty XML document"; + goto fatal; + } + + /* check TNCCS namespace */ + ns = xmlSearchNsByHref(this->doc, cur, (const xmlChar*) + "http://www.trustedcomputinggroup.org/IWG/TNC/1_0/IF_TNCCS#"); + if (!ns) + { + error_type = TNCCS_ERROR_MALFORMED_BATCH; + error_msg = "TNCCS namespace not found"; + goto fatal; + } + + /* check XML document type */ + if (xmlStrcmp(cur->name, (const xmlChar*)"TNCCS-Batch")) + { + error_type = TNCCS_ERROR_MALFORMED_BATCH; + error_msg = buf; + snprintf(buf, BUF_LEN, "wrong XML document type '%s', expected TNCCS-Batch", + cur->name); + goto fatal; + } + + /* check presence of BatchID property */ + batchid = xmlGetProp(cur, (const xmlChar*)"BatchId"); + if (!batchid) + { + error_type = TNCCS_ERROR_INVALID_BATCH_ID; + error_msg = "BatchId is missing"; + goto fatal; + } + + /* check BatchID */ + batch_id = atoi((char*)batchid); + xmlFree(batchid); + if (batch_id != this->batch_id) + { + error_type = TNCCS_ERROR_INVALID_BATCH_ID; + error_msg = buf; + snprintf(buf, BUF_LEN, "BatchId %d expected, got %d", this->batch_id, + batch_id); + goto fatal; + } + + /* check presence of Recipient property */ + recipient = xmlGetProp(cur, (const xmlChar*)"Recipient"); + if (!recipient) + { + error_type = TNCCS_ERROR_INVALID_RECIPIENT_TYPE; + error_msg = "Recipient is missing"; + goto fatal; + } + + /* check recipient */ + if (!streq((char*)recipient, this->is_server ? "TNCS" : "TNCC")) + { + error_type = TNCCS_ERROR_INVALID_RECIPIENT_TYPE; + error_msg = buf; + snprintf(buf, BUF_LEN, "message recipient expected '%s', got '%s'", + this->is_server ? "TNCS" : "TNCC", (char*)recipient); + xmlFree(recipient); + goto fatal; + } + xmlFree(recipient); + + DBG2(DBG_TNC, "processing TNCCS Batch #%d", batch_id); + + /* Now walk the tree, handling message nodes as we go */ + for (cur = cur->xmlChildrenNode; cur != NULL; cur = cur->next) + { + /* ignore empty or blank nodes */ + if (xmlIsBlankNode(cur)) + { + continue; + } + + /* ignore nodes with wrong namespace */ + if (cur->ns != ns) + { + DBG1(DBG_TNC, "ignoring message node '%s' having wrong namespace", + (char*)cur->name); + continue; + } + + tnccs_msg = tnccs_msg_create_from_node(cur, this->errors); + + /* exit if a message parsing error occurred */ + if (this->errors->get_count(this->errors) > 0) + { + return FAILED; + } + + /* ignore unrecognized messages */ + if (!tnccs_msg) + { + continue; + } + + this->messages->insert_last(this->messages, tnccs_msg); + } + return SUCCESS; + +fatal: + msg = tnccs_error_msg_create(error_type, error_msg); + this->errors->insert_last(this->errors, msg); + return FAILED; +} + +METHOD(tnccs_batch_t, create_msg_enumerator, enumerator_t*, + private_tnccs_batch_t *this) +{ + return this->messages->create_enumerator(this->messages); +} + +METHOD(tnccs_batch_t, create_error_enumerator, enumerator_t*, + private_tnccs_batch_t *this) +{ + return this->errors->create_enumerator(this->errors); +} + +METHOD(tnccs_batch_t, destroy, void, + private_tnccs_batch_t *this) +{ + this->messages->destroy_offset(this->messages, + offsetof(tnccs_msg_t, destroy)); + this->errors->destroy_offset(this->errors, + offsetof(tnccs_msg_t, destroy)); + xmlFreeDoc(this->doc); + free(this->encoding.ptr); + free(this); +} + +/** + * See header + */ +tnccs_batch_t* tnccs_batch_create(bool is_server, int batch_id) +{ + private_tnccs_batch_t *this; + xmlNodePtr n; + char buf[12]; + const char *recipient; + + INIT(this, + .public = { + .get_encoding = _get_encoding, + .add_msg = _add_msg, + .build = _build, + .process = _process, + .create_msg_enumerator = _create_msg_enumerator, + .create_error_enumerator = _create_error_enumerator, + .destroy = _destroy, + }, + .is_server = is_server, + .messages = linked_list_create(), + .errors = linked_list_create(), + .batch_id = batch_id, + .doc = xmlNewDoc(BAD_CAST "1.0"), + ); + + DBG2(DBG_TNC, "creating TNCCS Batch #%d", this->batch_id); + n = xmlNewNode(NULL, BAD_CAST "TNCCS-Batch"); + snprintf(buf, sizeof(buf), "%d", batch_id); + recipient = this->is_server ? "TNCC" : "TNCS"; + xmlNewProp(n, BAD_CAST "BatchId", BAD_CAST buf); + xmlNewProp(n, BAD_CAST "Recipient", BAD_CAST recipient); + xmlNewProp(n, BAD_CAST "xmlns", BAD_CAST "http://www.trustedcomputinggroup.org/IWG/TNC/1_0/IF_TNCCS#"); + xmlNewProp(n, BAD_CAST "xmlns:xsi", BAD_CAST "http://www.w3.org/2001/XMLSchema-instance"); + xmlNewProp(n, BAD_CAST "xsi:schemaLocation", BAD_CAST "http://www.trustedcomputinggroup.org/IWG/TNC/1_0/IF_TNCCS# " + "https://www.trustedcomputinggroup.org/XML/SCHEMA/TNCCS_1.0.xsd"); + xmlDocSetRootElement(this->doc, n); + + return &this->public; +} + +/** + * See header + */ +tnccs_batch_t* tnccs_batch_create_from_data(bool is_server, int batch_id, chunk_t data) +{ + private_tnccs_batch_t *this; + + INIT(this, + .public = { + .get_encoding = _get_encoding, + .add_msg = _add_msg, + .build = _build, + .process = _process, + .create_msg_enumerator = _create_msg_enumerator, + .create_error_enumerator = _create_error_enumerator, + .destroy = _destroy, + }, + .is_server = is_server, + .batch_id = batch_id, + .messages = linked_list_create(), + .errors = linked_list_create(), + .encoding = chunk_clone(data), + ); + + return &this->public; +} + diff --git a/src/libcharon/plugins/tnccs_11/batch/tnccs_batch.h b/src/libcharon/plugins/tnccs_11/batch/tnccs_batch.h new file mode 100644 index 000000000..25301f763 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/batch/tnccs_batch.h @@ -0,0 +1,100 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_batch tnccs_batch + * @{ @ingroup tnccs_11 + */ + +#ifndef TNCCS_BATCH_H_ +#define TNCCS_BATCH_H_ + +typedef enum tnccs_batch_type_t tnccs_batch_type_t; +typedef struct tnccs_batch_t tnccs_batch_t; + +#include "messages/tnccs_msg.h" + +#include <library.h> + +/** + * Interface for a TNCCS 1.x Batch. + */ +struct tnccs_batch_t { + + /** + * Get the encoding of the TNCCS 1.x Batch + * + * @return encoded TNCCS 1.x batch + */ + chunk_t (*get_encoding)(tnccs_batch_t *this); + + /** + * Add TNCCS message + * + * @param msg TNCCS message to be addedd + */ + void (*add_msg)(tnccs_batch_t *this, tnccs_msg_t* msg); + + /** + * Build the TNCCS 1.x Batch + */ + void (*build)(tnccs_batch_t *this); + + /** + * Process the TNCCS 1.x Batch + * + * @return return processing status + */ + status_t (*process)(tnccs_batch_t *this); + + /** + * Enumerates over all TNCCS Messages + * + * @return return message enumerator + */ + enumerator_t* (*create_msg_enumerator)(tnccs_batch_t *this); + + /** + * Enumerates over all parsing errors + * + * @return return error enumerator + */ + enumerator_t* (*create_error_enumerator)(tnccs_batch_t *this); + + /** + * Destroys a tnccs_batch_t object. + */ + void (*destroy)(tnccs_batch_t *this); +}; + +/** + * Create an empty TNCCS 1.x Batch + * + * @param is_server TRUE if server, FALSE if client + * @param batch_id number of the batch to be sent + */ +tnccs_batch_t* tnccs_batch_create(bool is_server, int batch_id); + +/** + * Create an unprocessed TNCCS 1.x Batch from data + * + * @param is_server TRUE if server, FALSE if client + * @param batch_id current Batch ID + * @param data encoded PB-TNC batch + */ +tnccs_batch_t* tnccs_batch_create_from_data(bool is_server, int batch_id, + chunk_t data); + +#endif /** TNCCS_BATCH_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/messages/imc_imv_msg.c b/src/libcharon/plugins/tnccs_11/messages/imc_imv_msg.c new file mode 100644 index 000000000..f24c0dac9 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/imc_imv_msg.c @@ -0,0 +1,242 @@ +/* + * Copyright (C) 2006 Mike McCauley (mikem@open.com.au) + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "imc_imv_msg.h" + +#include <tnc/tnccs/tnccs.h> +#include <debug.h> +#include <utils/lexparser.h> + +typedef struct private_imc_imv_msg_t private_imc_imv_msg_t; + +#define BYTES_PER_LINE 57 + +/** + * Private data of a imc_imv_msg_t object. + * + */ +struct private_imc_imv_msg_t { + /** + * Public imc_imv_msg_t interface. + */ + imc_imv_msg_t public; + + /** + * TNCCS message type + */ + tnccs_msg_type_t type; + + /** + * XML-encoded message node + */ + xmlNodePtr node; + + /** + * IMC-IMV message type + */ + TNC_MessageType msg_type; + + /** + * IMC-IMV message body + */ + chunk_t msg_body; + +}; + +/** + * Encodes message data into multiple base64-encoded lines + */ +static chunk_t encode_base64(chunk_t data) +{ + chunk_t encoding; + u_char *pos; + size_t b64_chars, b64_lines; + + /* handle empty message data object */ + if (data.len == 0) + { + encoding = chunk_alloc(1); + *encoding.ptr = '\0'; + return encoding; + } + + /* compute and allocate maximum size of base64 object */ + b64_chars = 4 * ((data.len + 2) / 3); + b64_lines = (data.len + BYTES_PER_LINE - 1) / BYTES_PER_LINE; + encoding = chunk_alloc(b64_chars + b64_lines); + pos = encoding.ptr; + + /* encode lines */ + while (b64_lines--) + { + chunk_t data_line, b64_line; + + data_line = chunk_create(data.ptr, min(data.len, BYTES_PER_LINE)); + data.ptr += data_line.len; + data.len -= data_line.len; + b64_line = chunk_to_base64(data_line, pos); + pos += b64_line.len; + *pos = '\n'; + pos++; + } + /* terminate last line with NULL character instead of newline */ + *(pos-1) = '\0'; + + return encoding; +} + +/** + * Decodes message data from multiple base64-encoded lines + */ +static chunk_t decode_base64(chunk_t data) +{ + chunk_t decoding, data_line, b64_line; + u_char *pos; + + /* compute and allocate maximum size of decoded message data */ + decoding = chunk_alloc(3 * ((data.len + 3) / 4)); + pos = decoding.ptr; + decoding.len = 0; + + while (fetchline(&data, &b64_line)) + { + data_line = chunk_from_base64(b64_line, pos); + pos += data_line.len; + decoding.len += data_line.len; + } + + return decoding; +} + +METHOD(tnccs_msg_t, get_type, tnccs_msg_type_t, + private_imc_imv_msg_t *this) +{ + return this->type; +} + +METHOD(tnccs_msg_t, get_node, xmlNodePtr, + private_imc_imv_msg_t *this) +{ + return this->node; +} + +METHOD(tnccs_msg_t, destroy, void, + private_imc_imv_msg_t *this) +{ + free(this->msg_body.ptr); + free(this); +} + +METHOD(imc_imv_msg_t, get_msg_type, TNC_MessageType, + private_imc_imv_msg_t *this) +{ + return this->msg_type; +} + +METHOD(imc_imv_msg_t, get_msg_body, chunk_t, + private_imc_imv_msg_t *this) +{ + return this->msg_body; +} + +/** + * See header + */ +tnccs_msg_t *imc_imv_msg_create_from_node(xmlNodePtr node, linked_list_t *errors) +{ + private_imc_imv_msg_t *this; + xmlNsPtr ns; + xmlNodePtr cur; + xmlChar *content; + chunk_t b64_body; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_msg_type = _get_msg_type, + .get_msg_body = _get_msg_body, + }, + .type = IMC_IMV_MSG, + .node = node, + ); + + ns = node->ns; + cur = node->xmlChildrenNode; + while (cur) + { + if (streq((char*)cur->name, "Type") && cur->ns == ns) + { + content = xmlNodeGetContent(cur); + this->msg_type = strtoul((char*)content, NULL, 16); + xmlFree(content); + } + else if (streq((char*)cur->name, "Base64") && cur->ns == ns) + { + content = xmlNodeGetContent(cur); + b64_body = chunk_create((char*)content, strlen((char*)content)); + this->msg_body = decode_base64(b64_body); + xmlFree(content); + } + cur = cur->next; + } + + return &this->public.tnccs_msg_interface; +} + +/** + * See header + */ +tnccs_msg_t *imc_imv_msg_create(TNC_MessageType msg_type, chunk_t msg_body) +{ + private_imc_imv_msg_t *this; + chunk_t b64_body; + char buf[10]; /* big enough for hex-encoded message type */ + xmlNodePtr n; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_msg_type = _get_msg_type, + .get_msg_body = _get_msg_body, + }, + .type = IMC_IMV_MSG, + .node = xmlNewNode(NULL, BAD_CAST "IMC-IMV-Message"), + .msg_type = msg_type, + .msg_body = chunk_clone(msg_body), + ); + + /* add the message type number in hex */ + n = xmlNewNode(NULL, BAD_CAST "Type"); + snprintf(buf, 10, "%08x", this->msg_type); + xmlNodeSetContent(n, BAD_CAST buf); + xmlAddChild(this->node, n); + + /* encode the message as a Base64 node */ + n = xmlNewNode(NULL, BAD_CAST "Base64"); + b64_body = encode_base64(this->msg_body); + xmlNodeSetContent(n, BAD_CAST b64_body.ptr); + xmlAddChild(this->node, n); + free(b64_body.ptr); + + return &this->public.tnccs_msg_interface; +} diff --git a/src/libcharon/plugins/tnccs_11/messages/imc_imv_msg.h b/src/libcharon/plugins/tnccs_11/messages/imc_imv_msg.h new file mode 100644 index 000000000..02f07199f --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/imc_imv_msg.h @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup imc_imv_msg imc_imv_msg + * @{ @ingroup tnccs_11 + */ + +#ifndef IMC_IMV_MSG_H_ +#define IMC_IMV_MSG_H_ + +typedef struct imc_imv_msg_t imc_imv_msg_t; + +#include "tnccs_msg.h" + +#include <tnc/tncif.h> + +/** + * Classs representing the PB-PA message type. + */ +struct imc_imv_msg_t { + + /** + * TNCCS Message interface + */ + tnccs_msg_t tnccs_msg_interface; + + /** + * Get IMC-IMV message type + * + * @return IMC-IMV message type + */ + TNC_MessageType (*get_msg_type)(imc_imv_msg_t *this); + + /** + * Get IMC-IMV message body + * + * @return IMC-IMV message body + */ + chunk_t (*get_msg_body)(imc_imv_msg_t *this); +}; + +/** + * Create an IMC-IMV message from XML-encoded message node + * + * @param node XML-encoded message node + * @param errors linked list of TNCCS error messages +*/ +tnccs_msg_t *imc_imv_msg_create_from_node(xmlNodePtr node, linked_list_t *errors); + +/** + * Create an IMC-IMV message from parameters + * + * @param msg_type IMC-IMV message type + * @param msg_body IMC-IMV message body + */ +tnccs_msg_t *imc_imv_msg_create(TNC_MessageType msg_type, chunk_t msg_body); + +#endif /** IMC_IMV_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_error_msg.c b/src/libcharon/plugins/tnccs_11/messages/tnccs_error_msg.c new file mode 100644 index 000000000..d0df4e7ca --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_error_msg.c @@ -0,0 +1,191 @@ +/* + * Copyright (C) 2006 Mike McCauley (mikem@open.com.au) + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_error_msg.h" + +#include <debug.h> + +ENUM(tnccs_error_type_names, TNCCS_ERROR_BATCH_TOO_LONG, TNCCS_ERROR_OTHER, + "batch-too-long", + "malformed-batch", + "invalid-batch-id", + "invalid-recipient-type", + "internal-error", + "other" +); + +typedef struct private_tnccs_error_msg_t private_tnccs_error_msg_t; + +/** + * Private data of a tnccs_error_msg_t object. + * + */ +struct private_tnccs_error_msg_t { + /** + * Public tnccs_error_msg_t interface. + */ + tnccs_error_msg_t public; + + /** + * TNCCS message type + */ + tnccs_msg_type_t type; + + /** + * XML-encoded message node + */ + xmlNodePtr node; + + /** + * Error type + */ + tnccs_error_type_t error_type; + + /** + * Error message + */ + char *error_msg; + + /** + * reference count + */ + refcount_t ref; +}; + +METHOD(tnccs_msg_t, get_type, tnccs_msg_type_t, + private_tnccs_error_msg_t *this) +{ + return this->type; +} + +METHOD(tnccs_msg_t, get_node, xmlNodePtr, + private_tnccs_error_msg_t *this) +{ + return this->node; +} + +METHOD(tnccs_msg_t, get_ref, tnccs_msg_t*, + private_tnccs_error_msg_t *this) +{ + ref_get(&this->ref); + return &this->public.tnccs_msg_interface; +} + +METHOD(tnccs_msg_t, destroy, void, + private_tnccs_error_msg_t *this) +{ + if (ref_put(&this->ref)) + { + free(this->error_msg); + free(this); + } +} + +METHOD(tnccs_error_msg_t, get_message, char*, + private_tnccs_error_msg_t *this, tnccs_error_type_t *type) +{ + *type = this->error_type; + + return this->error_msg; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_error_msg_create_from_node(xmlNodePtr node) +{ + private_tnccs_error_msg_t *this; + xmlChar *error_type_name, *error_msg; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .get_ref = _get_ref, + .destroy = _destroy, + }, + .get_message = _get_message, + }, + .type = TNCCS_MSG_ERROR, + .ref = 1, + .node = node, + .error_type = TNCCS_ERROR_OTHER, + ); + + error_type_name = xmlGetProp(node, (const xmlChar*)"type"); + if (error_type_name) + { + this->error_type = enum_from_name(tnccs_error_type_names, + (char*)error_type_name); + if (this->error_type == -1) + { + this->error_type = TNCCS_ERROR_OTHER; + } + xmlFree(error_type_name); + } + + error_msg = xmlNodeGetContent(node); + if (error_msg) + { + this->error_msg = strdup((char*)error_msg); + xmlFree(error_msg); + } + + return &this->public.tnccs_msg_interface; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_error_msg_create(tnccs_error_type_t type, char *msg) +{ + private_tnccs_error_msg_t *this; + xmlNodePtr n, n2; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .get_ref = _get_ref, + .destroy = _destroy, + }, + .get_message = _get_message, + }, + .type = TNCCS_MSG_ERROR, + .ref = 1, + .node = xmlNewNode(NULL, BAD_CAST "TNCC-TNCS-Message"), + .error_type = type, + .error_msg = strdup(msg), + ); + + DBG1(DBG_TNC, "%s", msg); + + n = xmlNewNode(NULL, BAD_CAST "Type"); + xmlNodeSetContent(n, BAD_CAST "00000002"); + xmlAddChild(this->node, n); + + n = xmlNewNode(NULL, BAD_CAST "XML"); + xmlAddChild(this->node, n); + + n2 = xmlNewNode(NULL, BAD_CAST enum_to_name(tnccs_msg_type_names, this->type)); + xmlNewProp(n2, BAD_CAST "type", + BAD_CAST enum_to_name(tnccs_error_type_names, type)); + xmlNodeSetContent(n2, BAD_CAST msg); + xmlAddChild(n, n2); + + return &this->public.tnccs_msg_interface; +} diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_error_msg.h b/src/libcharon/plugins/tnccs_11/messages/tnccs_error_msg.h new file mode 100644 index 000000000..ce2ce9755 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_error_msg.h @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_error_msg tnccs_error_msg + * @{ @ingroup tnccs_11 + */ + +#ifndef TNCCS_ERROR_MSG_H_ +#define TNCCS_ERROR_MSG_H_ + +typedef enum tnccs_error_type_t tnccs_error_type_t; +typedef struct tnccs_error_msg_t tnccs_error_msg_t; + +#include "tnccs_msg.h" + +/** + * TNCCS error types as defined in section 8.1.4 of TCG TNC IF-TNCCS v1.2 + */ +enum tnccs_error_type_t { + TNCCS_ERROR_BATCH_TOO_LONG, + TNCCS_ERROR_MALFORMED_BATCH, + TNCCS_ERROR_INVALID_BATCH_ID, + TNCCS_ERROR_INVALID_RECIPIENT_TYPE, + TNCCS_ERROR_INTERNAL_ERROR, + TNCCS_ERROR_OTHER +}; + +/** + * enum name for tnccs_error_type_t. + */ +extern enum_name_t *tnccs_error_type_names; + +/** + * Class representing the TNCCS-Error message type + */ +struct tnccs_error_msg_t { + + /** + * TNCCS Message interface + */ + tnccs_msg_t tnccs_msg_interface; + + /** + * Get error message and type + * + * @param type TNCCS error type + * @return arbitrary error message + */ + char* (*get_message)(tnccs_error_msg_t *this, tnccs_error_type_t *type); +}; + +/** + * Create a TNCCS-Error message from XML-encoded message node + * + * @param node XML-encoded message node + */ +tnccs_msg_t *tnccs_error_msg_create_from_node(xmlNodePtr node); + +/** + * Create a TNCCS-Error message from parameters + * + * @param type TNCCS error type + * @param msg arbitrary error message + */ +tnccs_msg_t *tnccs_error_msg_create(tnccs_error_type_t type, char *msg); + +#endif /** TNCCS_ERROR_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_msg.c b/src/libcharon/plugins/tnccs_11/messages/tnccs_msg.c new file mode 100644 index 000000000..5a050393a --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_msg.c @@ -0,0 +1,140 @@ +/* + * Copyright (C) 2006 Mike McCauley (mikem@open.com.au) + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_msg.h" +#include "imc_imv_msg.h" +#include "tnccs_error_msg.h" +#include "tnccs_preferred_language_msg.h" +#include "tnccs_reason_strings_msg.h" +#include "tnccs_recommendation_msg.h" +#include "tnccs_tncs_contact_info_msg.h" + +#include <library.h> +#include <debug.h> + +ENUM(tnccs_msg_type_names, IMC_IMV_MSG, TNCCS_MSG_ROOF, + "IMC-IMV", + "TNCCS-Recommendation", + "TNCCS-Error", + "TNCCS-PreferredLanguage", + "TNCCS-ReasonStrings", + "TNCCS-TNCSContactInfo" +); + +/** + * See header + */ +tnccs_msg_t* tnccs_msg_create_from_node(xmlNodePtr node, linked_list_t *errors) +{ + char *error_msg, buf[BUF_LEN]; + tnccs_error_type_t error_type = TNCCS_ERROR_MALFORMED_BATCH; + tnccs_msg_t *msg; + tnccs_msg_type_t type = IMC_IMV_MSG; + + if (streq((char*)node->name, "IMC-IMV-Message")) + { + DBG2(DBG_TNC, "processing %N message", tnccs_msg_type_names, type); + return imc_imv_msg_create_from_node(node, errors); + } + else if (streq((char*)node->name, "TNCC-TNCS-Message")) + { + bool found = FALSE; + xmlNsPtr ns = node->ns; + xmlNodePtr cur = node->xmlChildrenNode; + xmlNodePtr xml_msg_node = NULL; + + while (cur) + { + if (streq((char*)cur->name, "Type") && cur->ns == ns) + { + xmlChar *content = xmlNodeGetContent(cur); + + type = strtol((char*)content, NULL, 16); + xmlFree(content); + found = TRUE; + } + else if (streq((char*)cur->name, "XML") && cur->ns == ns) + { + xml_msg_node = cur->xmlChildrenNode; + } + cur = cur->next; + } + if (!found) + { + error_msg = "Type is missing in TNCC-TNCS-Message"; + goto fatal; + } + if (!xml_msg_node) + { + error_msg = "XML node is missing in TNCC-TNCS-Message"; + goto fatal; + } + cur = xml_msg_node; + + /* skip empty and blank nodes */ + while (cur && xmlIsBlankNode(cur)) + { + cur = cur->next; + } + if (!cur) + { + error_msg = "XML node is empty"; + goto fatal; + } + + /* check if TNCCS message type and node name agree */ + if (type >= TNCCS_MSG_RECOMMENDATION && type <= TNCCS_MSG_ROOF) + { + DBG2(DBG_TNC, "processing %N message", tnccs_msg_type_names, type); + if (cur->ns != ns) + { + error_msg = "node is not in the TNCCS message namespace"; + goto fatal; + } + if (type != enum_from_name(tnccs_msg_type_names, (char*)cur->name)) + { + error_msg = buf; + snprintf(buf, BUF_LEN, "expected '%N' node but was '%s'", + tnccs_msg_type_names, type, (char*)cur->name); + goto fatal; + } + } + + switch (type) + { + case TNCCS_MSG_RECOMMENDATION: + return tnccs_recommendation_msg_create_from_node(cur, errors); + case TNCCS_MSG_ERROR: + return tnccs_error_msg_create_from_node(cur); + case TNCCS_MSG_PREFERRED_LANGUAGE: + return tnccs_preferred_language_msg_create_from_node(cur, errors); + case TNCCS_MSG_REASON_STRINGS: + return tnccs_reason_strings_msg_create_from_node(cur, errors); + case TNCCS_MSG_TNCS_CONTACT_INFO: + return tnccs_tncs_contact_info_msg_create_from_node(cur, errors); + default: + DBG1(DBG_TNC, "ignoring TNCC-TNCS-Message with type %d", type); + return NULL; + } + } + DBG1(DBG_TNC, "ignoring unknown message node '%s'", (char*)node->name); + return NULL; + +fatal: + msg = tnccs_error_msg_create(error_type, error_msg); + errors->insert_last(errors, msg); + return NULL; +} + diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_msg.h b/src/libcharon/plugins/tnccs_11/messages/tnccs_msg.h new file mode 100644 index 000000000..e0b54449a --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_msg.h @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_msg tnccs_msg + * @{ @ingroup tnccs_11 + */ + +#ifndef TNCCS_MSG_H_ +#define TNCCS_MSG_H_ + +typedef enum tnccs_msg_type_t tnccs_msg_type_t; +typedef struct tnccs_msg_t tnccs_msg_t; + +#include <library.h> +#include <utils/linked_list.h> +#include <libxml/parser.h> + +/** + * TNCC-TNCS messages as defined in section 2.8.5 of TCG TNC IF-TNCCS v1.2 + */ +enum tnccs_msg_type_t { + IMC_IMV_MSG = 0, + TNCCS_MSG_RECOMMENDATION = 1, + TNCCS_MSG_ERROR = 2, + TNCCS_MSG_PREFERRED_LANGUAGE = 3, + TNCCS_MSG_REASON_STRINGS = 4, + TNCCS_MSG_TNCS_CONTACT_INFO = 5, + TNCCS_MSG_ROOF = 5 +}; + +/** + * enum name for tnccs_msg_type_t. + */ +extern enum_name_t *tnccs_msg_type_names; + +/** + * Generic interface for all TNCCS message types. + * + * To handle all messages in a generic way, this interface + * must be implemented by each message type. + */ +struct tnccs_msg_t { + + /** + * Get the TNCCS Message Type + * + * @return TNCCS Message Type + */ + tnccs_msg_type_t (*get_type)(tnccs_msg_t *this); + + /** + * Get the XML-encoded Message Node + * + * @return Message Node + */ + xmlNodePtr (*get_node)(tnccs_msg_t *this); + + /** + * Process the TNCCS Message + * + * @return return processing status + */ + status_t (*process)(tnccs_msg_t *this); + + /** + * Get a new reference to the message. + * + * @return this, with an increased refcount + */ + tnccs_msg_t* (*get_ref)(tnccs_msg_t *this); + + /** + * Destroys a tnccs_msg_t object. + */ + void (*destroy)(tnccs_msg_t *this); +}; + +/** + * Create a pre-processed TNCCS message + * + * Useful for the parser which wants a generic constructor for all + * tnccs_msg_t types. + * + * @param node TNCCS message node + * @param errors linked list of TNCCS error messages + */ +tnccs_msg_t* tnccs_msg_create_from_node(xmlNodePtr node, linked_list_t *errors); + +#endif /** TNCCS_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_preferred_language_msg.c b/src/libcharon/plugins/tnccs_11/messages/tnccs_preferred_language_msg.c new file mode 100644 index 000000000..fd85350b5 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_preferred_language_msg.c @@ -0,0 +1,137 @@ +/* + * Copyright (C) 2006 Mike McCauley (mikem@open.com.au) + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_preferred_language_msg.h" + +#include <debug.h> + +typedef struct private_tnccs_preferred_language_msg_t private_tnccs_preferred_language_msg_t; + +/** + * Private data of a tnccs_preferred_language_msg_t object. + * + */ +struct private_tnccs_preferred_language_msg_t { + /** + * Public tnccs_preferred_language_msg_t interface. + */ + tnccs_preferred_language_msg_t public; + + /** + * TNCCS message type + */ + tnccs_msg_type_t type; + + /** + * XML-encoded message node + */ + xmlNodePtr node; + + /** + * Preferred language + */ + char *preferred_language; +}; + +METHOD(tnccs_msg_t, get_type, tnccs_msg_type_t, + private_tnccs_preferred_language_msg_t *this) +{ + return this->type; +} + +METHOD(tnccs_msg_t, get_node, xmlNodePtr, + private_tnccs_preferred_language_msg_t *this) +{ + return this->node; +} + +METHOD(tnccs_msg_t, destroy, void, + private_tnccs_preferred_language_msg_t *this) +{ + free(this->preferred_language); + free(this); +} + +METHOD(tnccs_preferred_language_msg_t, get_preferred_language, char*, + private_tnccs_preferred_language_msg_t *this) +{ + return this->preferred_language; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_preferred_language_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors) +{ + private_tnccs_preferred_language_msg_t *this; + xmlChar *language; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_preferred_language = _get_preferred_language, + }, + .type = TNCCS_MSG_PREFERRED_LANGUAGE, + .node = node, + ); + + language = xmlNodeGetContent(node); + this->preferred_language = strdup((char*)language); + xmlFree(language); + + return &this->public.tnccs_msg_interface; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_preferred_language_msg_create(char *language) +{ + private_tnccs_preferred_language_msg_t *this; + xmlNodePtr n, n2; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_preferred_language = _get_preferred_language, + }, + .type = TNCCS_MSG_PREFERRED_LANGUAGE, + .node = xmlNewNode(NULL, BAD_CAST "TNCC-TNCS-Message"), + .preferred_language = strdup(language), + ); + + /* add the message type number in hex */ + n = xmlNewNode(NULL, BAD_CAST "Type"); + xmlNodeSetContent(n, BAD_CAST "00000003"); + xmlAddChild(this->node, n); + + n = xmlNewNode(NULL, BAD_CAST "XML"); + xmlAddChild(this->node, n); + + n2 = xmlNewNode(NULL, BAD_CAST enum_to_name(tnccs_msg_type_names, this->type)); + xmlNodeSetContent(n2, BAD_CAST language); + xmlAddChild(n, n2); + + return &this->public.tnccs_msg_interface; +} diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_preferred_language_msg.h b/src/libcharon/plugins/tnccs_11/messages/tnccs_preferred_language_msg.h new file mode 100644 index 000000000..d301ab2bb --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_preferred_language_msg.h @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_preferred_language_msg tnccs_preferred_language_msg + * @{ @ingroup tnccs_11 + */ + +#ifndef TNCCS_PREFERRED_LANGUAGE_MSG_H_ +#define TNCCS_PREFERRED_LANGUAGE_MSG_H_ + +typedef struct tnccs_preferred_language_msg_t tnccs_preferred_language_msg_t; + +#include "tnccs_msg.h" + +#include <tnc/tncif.h> + +/** + * Class representing the TNCCS-PreferredLanguage message type + */ +struct tnccs_preferred_language_msg_t { + + /** + * TNCCS Message interface + */ + tnccs_msg_t tnccs_msg_interface; + + /** + * Get preferred language string + * + * @return preferred language string + */ + char* (*get_preferred_language)(tnccs_preferred_language_msg_t *this); +}; + +/** + * Create a TNCCS-PreferredLanguage message from XML-encoded message node + * + * @param node XML-encoded message node + * @param errors linked list of TNCCS error messages + */ +tnccs_msg_t *tnccs_preferred_language_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors); + +/** + * Create a TNCCS-PreferredLanguage message from parameters + * + * @param language preferred language string + */ +tnccs_msg_t *tnccs_preferred_language_msg_create(char *language); + +#endif /** TNCCS_PREFERRED_LANGUAGE_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_reason_strings_msg.c b/src/libcharon/plugins/tnccs_11/messages/tnccs_reason_strings_msg.c new file mode 100644 index 000000000..d4b5d9bf9 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_reason_strings_msg.c @@ -0,0 +1,149 @@ +/* + * Copyright (C) 2006 Mike McCauley (mikem@open.com.au) + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_reason_strings_msg.h" + +#include <debug.h> + +typedef struct private_tnccs_reason_strings_msg_t private_tnccs_reason_strings_msg_t; + +/** + * Private data of a tnccs_reason_strings_msg_t object. + * + */ +struct private_tnccs_reason_strings_msg_t { + /** + * Public tnccs_reason_strings_msg_t interface. + */ + tnccs_reason_strings_msg_t public; + + /** + * TNCCS message type + */ + tnccs_msg_type_t type; + + /** + * XML-encoded message node + */ + xmlNodePtr node; + + /** + * Reason String + */ + chunk_t reason; + + /** + * Reason Language + */ + chunk_t language; +}; + +METHOD(tnccs_msg_t, get_type, tnccs_msg_type_t, + private_tnccs_reason_strings_msg_t *this) +{ + return this->type; +} + +METHOD(tnccs_msg_t, get_node, xmlNodePtr, + private_tnccs_reason_strings_msg_t *this) +{ + return this->node; +} + +METHOD(tnccs_msg_t, destroy, void, + private_tnccs_reason_strings_msg_t *this) +{ + free(this->reason.ptr); + free(this->language.ptr); + free(this); +} + +METHOD(tnccs_reason_strings_msg_t, get_reason, chunk_t, + private_tnccs_reason_strings_msg_t *this, chunk_t *language) +{ + *language = this->language; + + return this->reason; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_reason_strings_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors) +{ + private_tnccs_reason_strings_msg_t *this; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_reason = _get_reason, + }, + .type = TNCCS_MSG_REASON_STRINGS, + .node = node, + ); + + return &this->public.tnccs_msg_interface; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_reason_strings_msg_create(chunk_t reason, chunk_t language) +{ + private_tnccs_reason_strings_msg_t *this; + xmlNodePtr n, n2, n3; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_reason = _get_reason, + }, + .type = TNCCS_MSG_REASON_STRINGS, + .node = xmlNewNode(NULL, BAD_CAST "TNCC-TNCS-Message"), + .reason = chunk_create_clone(malloc(reason.len + 1), reason), + .language = chunk_create_clone(malloc(language.len + 1), language), + ); + + /* add NULL termination for XML string representation */ + this->reason.ptr[this->reason.len] = '\0'; + this->language.ptr[this->language.len] = '\0'; + + /* add the message type number in hex */ + n = xmlNewNode(NULL, BAD_CAST "Type"); + xmlNodeSetContent(n, BAD_CAST "00000004"); + xmlAddChild(this->node, n); + + n = xmlNewNode(NULL, BAD_CAST "XML"); + xmlAddChild(this->node, n); + + n2 = xmlNewNode(NULL, BAD_CAST enum_to_name(tnccs_msg_type_names, this->type)); + + /* could add multiple reasons here, if we had them */ + n3 = xmlNewNode(NULL, BAD_CAST "ReasonString"); + xmlNewProp(n3, BAD_CAST "xml:lang", BAD_CAST this->language.ptr); + xmlNodeSetContent(n3, BAD_CAST this->reason.ptr); + xmlAddChild(n2, n3); + + return &this->public.tnccs_msg_interface; +} diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_reason_strings_msg.h b/src/libcharon/plugins/tnccs_11/messages/tnccs_reason_strings_msg.h new file mode 100644 index 000000000..0046a5789 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_reason_strings_msg.h @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_reason_strings_msg tnccs_reason_strings_msg + * @{ @ingroup tnccs_11 + */ + +#ifndef TNCCS_REASON_STRINGS_MSG_H_ +#define TNCCS_REASON_STRINGS_MSG_H_ + +typedef struct tnccs_reason_strings_msg_t tnccs_reason_strings_msg_t; + +#include "tnccs_msg.h" + +/** + * Class representing the TNCCS-ReasonStrings message type + */ +struct tnccs_reason_strings_msg_t { + + /** + * TNCCS Message interface + */ + tnccs_msg_t tnccs_msg_interface; + + /** + * Get reason string and language + * + * @param language reason language + * @return reason string + */ + chunk_t (*get_reason)(tnccs_reason_strings_msg_t *this, chunk_t *language); +}; + +/** + * Create a TNCCS-ReasonStrings message from XML-encoded message node + * + * @param node XML-encoded message node + * @param errors linked list of TNCCS error messages + */ +tnccs_msg_t *tnccs_reason_strings_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors); + +/** + * Create a TNCCS-ReasonStrings message from parameters + * + * @param reason reason string + * @param language reason language + */ +tnccs_msg_t *tnccs_reason_strings_msg_create(chunk_t reason, chunk_t language); + +#endif /** TNCCS_REASON_STRINGS_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_recommendation_msg.c b/src/libcharon/plugins/tnccs_11/messages/tnccs_recommendation_msg.c new file mode 100644 index 000000000..adc7b54b9 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_recommendation_msg.c @@ -0,0 +1,186 @@ +/* + * Copyright (C) 2006 Mike McCauley (mikem@open.com.au) + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_recommendation_msg.h" +#include "tnccs_error_msg.h" + +#include <debug.h> + +typedef struct private_tnccs_recommendation_msg_t private_tnccs_recommendation_msg_t; + +/** + * Private data of a tnccs_recommendation_msg_t object. + * + */ +struct private_tnccs_recommendation_msg_t { + /** + * Public tnccs_recommendation_msg_t interface. + */ + tnccs_recommendation_msg_t public; + + /** + * TNCCS message type + */ + tnccs_msg_type_t type; + + /** + * XML-encoded message node + */ + xmlNodePtr node; + + /** + * Action Recommendation + */ + TNC_IMV_Action_Recommendation rec; +}; + +METHOD(tnccs_msg_t, get_type, tnccs_msg_type_t, + private_tnccs_recommendation_msg_t *this) +{ + return this->type; +} + +METHOD(tnccs_msg_t, get_node, xmlNodePtr, + private_tnccs_recommendation_msg_t *this) +{ + return this->node; +} + +METHOD(tnccs_msg_t, destroy, void, + private_tnccs_recommendation_msg_t *this) +{ + free(this); +} + +METHOD(tnccs_recommendation_msg_t, get_recommendation, TNC_IMV_Action_Recommendation, + private_tnccs_recommendation_msg_t *this) +{ + return this->rec; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_recommendation_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors) +{ + private_tnccs_recommendation_msg_t *this; + xmlChar *rec_string; + char *error_msg, buf[BUF_LEN]; + tnccs_error_type_t error_type = TNCCS_ERROR_MALFORMED_BATCH; + tnccs_msg_t *msg; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_recommendation = _get_recommendation, + }, + .type = TNCCS_MSG_RECOMMENDATION, + .node = node, + ); + + rec_string = xmlGetProp(node, (const xmlChar*)"type"); + if (!rec_string) + { + error_msg = "type property in TNCCS-Recommendation is missing"; + goto fatal; + } + else if (streq((char*)rec_string, "allow")) + { + this->rec = TNC_IMV_ACTION_RECOMMENDATION_ALLOW; + } + else if (streq((char*)rec_string, "isolate")) + { + this->rec = TNC_IMV_ACTION_RECOMMENDATION_ISOLATE; + } + else if (streq((char*)rec_string, "none")) + { + this->rec = TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS; + } + else + { + error_msg = buf; + snprintf(buf, BUF_LEN, "unsupported type property value '%s' " + "in TNCCS-Recommendation", rec_string); + xmlFree(rec_string); + goto fatal; + } + xmlFree(rec_string); + + return &this->public.tnccs_msg_interface; + +fatal: + msg = tnccs_error_msg_create(error_type, error_msg); + errors->insert_last(errors, msg); + _destroy(this); + return NULL; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_recommendation_msg_create(TNC_IMV_Action_Recommendation rec) +{ + private_tnccs_recommendation_msg_t *this; + xmlNodePtr n, n2; + char *rec_string; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + .get_recommendation = _get_recommendation, + }, + .type = TNCCS_MSG_RECOMMENDATION, + .node = xmlNewNode(NULL, BAD_CAST "TNCC-TNCS-Message"), + .rec = rec, + ); + + /* add the message type number in hex */ + n = xmlNewNode(NULL, BAD_CAST "Type"); + xmlNodeSetContent(n, BAD_CAST "00000001"); + xmlAddChild(this->node, n); + + n = xmlNewNode(NULL, BAD_CAST "XML"); + xmlAddChild(this->node, n); + + switch (rec) + { + case TNC_IMV_ACTION_RECOMMENDATION_ALLOW: + rec_string = "allow"; + break; + case TNC_IMV_ACTION_RECOMMENDATION_ISOLATE: + rec_string = "isolate"; + break; + case TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS: + case TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION: + default: + rec_string = "none"; + } + + n2 = xmlNewNode(NULL, BAD_CAST enum_to_name(tnccs_msg_type_names, this->type)); + xmlNewProp(n2, BAD_CAST "type", BAD_CAST rec_string); + xmlNodeSetContent(n2, ""); + xmlAddChild(n, n2); + + return &this->public.tnccs_msg_interface; +} diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_recommendation_msg.h b/src/libcharon/plugins/tnccs_11/messages/tnccs_recommendation_msg.h new file mode 100644 index 000000000..685049e95 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_recommendation_msg.h @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_recommendation_msg tnccs_recommendation_msg + * @{ @ingroup tnccs_11 + */ + +#ifndef TNCCS_RECOMMENDATION_MSG_H_ +#define TNCCS_RECOMMENDATION_MSG_H_ + +typedef struct tnccs_recommendation_msg_t tnccs_recommendation_msg_t; + +#include "tnccs_msg.h" + +#include <tnc/tncifimv.h> + +/** + * Class representing the TNCCS-Recommendation message type + */ +struct tnccs_recommendation_msg_t { + + /** + * TNCCS Message interface + */ + tnccs_msg_t tnccs_msg_interface; + + /** + * Get Action Recommendation + * + * @return Action Recommendation + */ + TNC_IMV_Action_Recommendation (*get_recommendation)(tnccs_recommendation_msg_t *this); +}; + +/** + * Create a TNCCS-Recommendation message from XML-encoded message node + * + * @param node XML-encoded message node + * @param errors linked list of TNCCS error messages + */ +tnccs_msg_t *tnccs_recommendation_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors); + +/** + * Create a TNCCS-Recommendation message from parameters + * + * @param rec Action Recommendation + */ +tnccs_msg_t *tnccs_recommendation_msg_create(TNC_IMV_Action_Recommendation rec); + +#endif /** TNCCS_RECOMMENDATION_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_tncs_contact_info_msg.c b/src/libcharon/plugins/tnccs_11/messages/tnccs_tncs_contact_info_msg.c new file mode 100644 index 000000000..b8aac30fa --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_tncs_contact_info_msg.c @@ -0,0 +1,118 @@ +/* + * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_tncs_contact_info_msg.h" + +#include <debug.h> + +typedef struct private_tnccs_tncs_contact_info_msg_t private_tnccs_tncs_contact_info_msg_t; + +/** + * Private data of a tnccs_tncs_contact_info_msg_t object. + * + */ +struct private_tnccs_tncs_contact_info_msg_t { + /** + * Public tnccs_tncs_contact_info_msg_t interface. + */ + tnccs_tncs_contact_info_msg_t public; + + /** + * TNCCS message type + */ + tnccs_msg_type_t type; + + /** + * XML-encoded message node + */ + xmlNodePtr node; +}; + +METHOD(tnccs_msg_t, get_type, tnccs_msg_type_t, + private_tnccs_tncs_contact_info_msg_t *this) +{ + return this->type; +} + +METHOD(tnccs_msg_t, get_node, xmlNodePtr, + private_tnccs_tncs_contact_info_msg_t *this) +{ + return this->node; +} + +METHOD(tnccs_msg_t, destroy, void, + private_tnccs_tncs_contact_info_msg_t *this) +{ + free(this); +} + +/** + * See header + */ +tnccs_msg_t *tnccs_tncs_contact_info_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors) +{ + private_tnccs_tncs_contact_info_msg_t *this; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + }, + .type = TNCCS_MSG_TNCS_CONTACT_INFO, + .node = node, + ); + + return &this->public.tnccs_msg_interface; +} + +/** + * See header + */ +tnccs_msg_t *tnccs_tncs_contact_info_msg_create(void) +{ + private_tnccs_tncs_contact_info_msg_t *this; + xmlNodePtr n /*, n2 */; + + INIT(this, + .public = { + .tnccs_msg_interface = { + .get_type = _get_type, + .get_node = _get_node, + .destroy = _destroy, + }, + }, + .type = TNCCS_MSG_TNCS_CONTACT_INFO, + .node = xmlNewNode(NULL, BAD_CAST "TNCC-TNCS-Message"), + ); + + /* add the message type number in hex */ + n = xmlNewNode(NULL, BAD_CAST "Type"); + xmlNodeSetContent(n, BAD_CAST "00000005"); + xmlAddChild(this->node, n); + + n = xmlNewNode(NULL, BAD_CAST "XML"); + xmlAddChild(this->node, n); + +/* TODO + n2 = xmlNewNode(NULL, BAD_CAST enum_to_name(tnccs_msg_type_names, this->type)); + xmlNodeSetContent(n2, BAD_CAST language); + xmlAddChild(n, n2); +*/ + + return &this->public.tnccs_msg_interface; +} diff --git a/src/libcharon/plugins/tnccs_11/messages/tnccs_tncs_contact_info_msg.h b/src/libcharon/plugins/tnccs_11/messages/tnccs_tncs_contact_info_msg.h new file mode 100644 index 000000000..8ed210a57 --- /dev/null +++ b/src/libcharon/plugins/tnccs_11/messages/tnccs_tncs_contact_info_msg.h @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_tncs_contact_info_msg tnccs_tncs_contact_info_msg + * @{ @ingroup tnccs_11 + */ + +#ifndef TNCCS_TNCS_CONTACT_INFO_MSG_H_ +#define TNCCS_TNCS_CONTACT_INFO_MSG_H_ + +typedef struct tnccs_tncs_contact_info_msg_t tnccs_tncs_contact_info_msg_t; + +#include "tnccs_msg.h" + +/** + * Class representing the TNCCS-TNCSContactInfo message type + */ +struct tnccs_tncs_contact_info_msg_t { + + /** + * TNCCS Message interface + */ + tnccs_msg_t tnccs_msg_interface; +}; + +/** + * Create a TNCCS-TNCSContactInfo message from XML-encoded message node + * + * @param node XML-encoded message node + * @param errors linked list of TNCCS error messages + */ +tnccs_msg_t *tnccs_tncs_contact_info_msg_create_from_node(xmlNodePtr node, + linked_list_t *errors); + +/** + * Create a TNCCS-TNCSContactInfo message from parameters + * + */ +tnccs_msg_t *tnccs_tncs_contact_info_msg_create(void); + +#endif /** TNCCS_TNCS_CONTACT_INFO_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_11/tnccs_11.c b/src/libcharon/plugins/tnccs_11/tnccs_11.c index 704bf64ed..2104bf401 100644 --- a/src/libcharon/plugins/tnccs_11/tnccs_11.c +++ b/src/libcharon/plugins/tnccs_11/tnccs_11.c @@ -14,81 +14,20 @@ */ #include "tnccs_11.h" - -#include <libtnctncc.h> -#include <libtnctncs.h> +#include "batch/tnccs_batch.h" +#include "messages/tnccs_msg.h" +#include "messages/imc_imv_msg.h" +#include "messages/tnccs_error_msg.h" +#include "messages/tnccs_preferred_language_msg.h" +#include "messages/tnccs_reason_strings_msg.h" +#include "messages/tnccs_recommendation_msg.h" #include <daemon.h> #include <debug.h> - -#define TNC_SEND_BUFFER_SIZE 32 - -static chunk_t tnc_send_buffer[TNC_SEND_BUFFER_SIZE]; - -/** - * Buffers TNCCS batch to be sent (TODO make the buffer scalable) - */ -static TNC_Result buffer_batch(u_int32_t id, const char *data, size_t len) -{ - if (id >= TNC_SEND_BUFFER_SIZE) - { - DBG1(DBG_TNC, "TNCCS Batch for Connection ID %u cannot be stored in " - "send buffer with size %d", id, TNC_SEND_BUFFER_SIZE); - return TNC_RESULT_FATAL; - } - if (tnc_send_buffer[id].ptr) - { - DBG1(DBG_TNC, "send buffer slot for Connection ID %u is already " - "occupied", id); - return TNC_RESULT_FATAL; - } - tnc_send_buffer[id] = chunk_alloc(len); - memcpy(tnc_send_buffer[id].ptr, data, len); - - return TNC_RESULT_SUCCESS; -} - -/** - * Retrieves TNCCS batch to be sent - */ -static bool retrieve_batch(u_int32_t id, chunk_t *batch) -{ - if (id >= TNC_SEND_BUFFER_SIZE) - { - DBG1(DBG_TNC, "TNCCS Batch for Connection ID %u cannot be retrieved from " - "send buffer with size %d", id, TNC_SEND_BUFFER_SIZE); - return FALSE; - } - - *batch = tnc_send_buffer[id]; - return TRUE; -} - -/** - * Frees TNCCS batch that was sent - */ -static void free_batch(u_int32_t id) -{ - if (id < TNC_SEND_BUFFER_SIZE) - { - chunk_free(&tnc_send_buffer[id]); - } -} - -/** - * Define callback functions called by the libtnc library - */ -TNC_Result TNC_TNCC_SendBatch(libtnc_tncc_connection* conn, - const char* messageBuffer, size_t messageLength) -{ - return buffer_batch(conn->connectionID, messageBuffer, messageLength); -} - -TNC_Result TNC_TNCS_SendBatch(libtnc_tncs_connection* conn, - const char* messageBuffer, size_t messageLength) -{ - return buffer_batch(conn->connectionID, messageBuffer, messageLength); -} +#include <threading/mutex.h> +#include <tnc/tncif.h> +#include <tnc/tncifimv.h> +#include <tnc/tnccs/tnccs.h> typedef struct private_tnccs_11_t private_tnccs_11_t; @@ -108,116 +47,372 @@ struct private_tnccs_11_t { bool is_server; /** - * TNCC Connection to IMCs + * Connection ID assigned to this TNCCS connection + */ + TNC_ConnectionID connection_id; + + /** + * Last TNCCS batch ID + */ + int batch_id; + + /** + * TNCCS batch being constructed + */ + tnccs_batch_t *batch; + + /** + * Mutex locking the batch in construction */ - libtnc_tncc_connection* tncc_connection; + mutex_t *mutex; /** - * TNCS Connection to IMVs + * Flag set while processing */ - libtnc_tncs_connection* tncs_connection; + bool fatal_error; + + /** + * Flag set by TNCCS-Recommendation message + */ + bool delete_state; + + /** + * Flag set by IMC/IMV RequestHandshakeRetry() function + */ + bool request_handshake_retry; + + /** + * Set of IMV recommendations (TNC Server only) + */ + recommendations_t *recs; }; -METHOD(tls_t, process, status_t, - private_tnccs_11_t *this, void *buf, size_t buflen) +METHOD(tnccs_t, send_msg, void, + private_tnccs_11_t* this, TNC_IMCID imc_id, TNC_IMVID imv_id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type) { - u_int32_t conn_id; + tnccs_msg_t *tnccs_msg; - if (this->is_server && !this->tncs_connection) + tnccs_msg = imc_imv_msg_create(msg_type, chunk_create(msg, msg_len)); + + /* adding an IMC-IMV Message to TNCCS batch */ + this->mutex->lock(this->mutex); + if (!this->batch) { - this->tncs_connection = libtnc_tncs_CreateConnection(NULL); - if (!this->tncs_connection) + this->batch = tnccs_batch_create(this->is_server, ++this->batch_id); + } + this->batch->add_msg(this->batch, tnccs_msg); + this->mutex->unlock(this->mutex); +} + +/** + * Handle a single TNCCS message according to its type + */ +static void handle_message(private_tnccs_11_t *this, tnccs_msg_t *msg) +{ + switch (msg->get_type(msg)) + { + case IMC_IMV_MSG: { - DBG1(DBG_TNC, "TNCS CreateConnection failed"); - return FAILED; + imc_imv_msg_t *imc_imv_msg; + TNC_MessageType msg_type; + chunk_t msg_body; + + imc_imv_msg = (imc_imv_msg_t*)msg; + msg_type = imc_imv_msg->get_msg_type(imc_imv_msg); + msg_body = imc_imv_msg->get_msg_body(imc_imv_msg); + + DBG2(DBG_TNC, "handling IMC_IMV message type 0x%08x", msg_type); + + if (this->is_server) + { + charon->imvs->receive_message(charon->imvs, + this->connection_id, msg_body.ptr, msg_body.len, msg_type); + } + else + { + charon->imcs->receive_message(charon->imcs, + this->connection_id, msg_body.ptr, msg_body.len,msg_type); + } + break; + } + case TNCCS_MSG_RECOMMENDATION: + { + tnccs_recommendation_msg_t *rec_msg; + TNC_IMV_Action_Recommendation rec; + TNC_ConnectionState state = TNC_CONNECTION_STATE_ACCESS_NONE; + + rec_msg = (tnccs_recommendation_msg_t*)msg; + rec = rec_msg->get_recommendation(rec_msg); + if (this->is_server) + { + DBG1(DBG_TNC, "ignoring NCCS-Recommendation message from " + " TNC client"); + break; + } + DBG1(DBG_TNC, "TNC recommendation is '%N'", + TNC_IMV_Action_Recommendation_names, rec); + switch (rec) + { + case TNC_IMV_ACTION_RECOMMENDATION_ALLOW: + state = TNC_CONNECTION_STATE_ACCESS_ALLOWED; + break; + case TNC_IMV_ACTION_RECOMMENDATION_ISOLATE: + state = TNC_CONNECTION_STATE_ACCESS_ISOLATED; + break; + case TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS: + default: + state = TNC_CONNECTION_STATE_ACCESS_NONE; + } + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, state); + this->delete_state = TRUE; + break; + } + case TNCCS_MSG_ERROR: + { + tnccs_error_msg_t *err_msg; + tnccs_error_type_t error_type; + char *error_msg; + + err_msg = (tnccs_error_msg_t*)msg; + error_msg = err_msg->get_message(err_msg, &error_type); + DBG1(DBG_TNC, "received '%N' TNCCS-Error: %s", + tnccs_error_type_names, error_type, error_msg); + + /* we assume that all errors are fatal */ + this->fatal_error = TRUE; + break; } - DBG1(DBG_TNC, "assigned TNCS Connection ID %u", - this->tncs_connection->connectionID); - if (libtnc_tncs_BeginSession(this->tncs_connection) != TNC_RESULT_SUCCESS) + case TNCCS_MSG_PREFERRED_LANGUAGE: + { + tnccs_preferred_language_msg_t *lang_msg; + char *lang; + + lang_msg = (tnccs_preferred_language_msg_t*)msg; + lang = lang_msg->get_preferred_language(lang_msg); + + DBG2(DBG_TNC, "setting preferred language to '%s'", lang); + this->recs->set_preferred_language(this->recs, + chunk_create(lang, strlen(lang))); + break; + } + case TNCCS_MSG_REASON_STRINGS: + { + tnccs_reason_strings_msg_t *reason_msg; + chunk_t reason_string, reason_lang; + + reason_msg = (tnccs_reason_strings_msg_t*)msg; + reason_string = reason_msg->get_reason(reason_msg, &reason_lang); + DBG2(DBG_TNC, "reason string is '%.*s", reason_string.len, + reason_string.ptr); + DBG2(DBG_TNC, "reason language is '%.*s", reason_lang.len, + reason_lang.ptr); + break; + } + default: + break; + } +} + +METHOD(tls_t, process, status_t, + private_tnccs_11_t *this, void *buf, size_t buflen) +{ + chunk_t data; + tnccs_batch_t *batch; + tnccs_msg_t *msg; + enumerator_t *enumerator; + status_t status; + + if (this->is_server && !this->connection_id) + { + this->connection_id = charon->tnccs->create_connection(charon->tnccs, + (tnccs_t*)this, _send_msg, + &this->request_handshake_retry, &this->recs); + if (!this->connection_id) { - DBG1(DBG_TNC, "TNCS BeginSession failed"); return FAILED; } + charon->imvs->notify_connection_change(charon->imvs, + this->connection_id, TNC_CONNECTION_STATE_CREATE); } - conn_id = this->is_server ? this->tncs_connection->connectionID - : this->tncc_connection->connectionID; + data = chunk_create(buf, buflen); DBG1(DBG_TNC, "received TNCCS Batch (%u bytes) for Connection ID %u", - buflen, conn_id); - DBG3(DBG_TNC, "%.*s", buflen, buf); + data.len, this->connection_id); + DBG3(DBG_TNC, "%.*s", data.len, data.ptr); + batch = tnccs_batch_create_from_data(this->is_server, ++this->batch_id, data); + status = batch->process(batch); - if (this->is_server) + if (status == FAILED) { - if (libtnc_tncs_ReceiveBatch(this->tncs_connection, buf, buflen) != - TNC_RESULT_SUCCESS) + this->fatal_error = TRUE; + this->mutex->lock(this->mutex); + if (this->batch) { - DBG1(DBG_TNC, "TNCS ReceiveBatch failed"); - return FAILED; + DBG1(DBG_TNC, "cancelling TNCCS batch"); + this->batch->destroy(this->batch); + this->batch_id--; + } + this->batch = tnccs_batch_create(this->is_server, ++this->batch_id); + + /* add error messages to outbound batch */ + enumerator = batch->create_error_enumerator(batch); + while (enumerator->enumerate(enumerator, &msg)) + { + this->batch->add_msg(this->batch, msg->get_ref(msg)); } + enumerator->destroy(enumerator); + this->mutex->unlock(this->mutex); } else { - if (libtnc_tncc_ReceiveBatch(this->tncc_connection, buf, buflen) != - TNC_RESULT_SUCCESS) + enumerator = batch->create_msg_enumerator(batch); + while (enumerator->enumerate(enumerator, &msg)) { - DBG1(DBG_TNC, "TNCC ReceiveBatch failed"); + handle_message(this, msg); + } + enumerator->destroy(enumerator); + + /* received any TNCCS-Error messages */ + if (this->fatal_error) + { + DBG1(DBG_TNC, "a fatal TNCCS-Error occurred, terminating connection"); + batch->destroy(batch); return FAILED; } + + if (this->is_server) + { + charon->imvs->batch_ending(charon->imvs, this->connection_id); + } + else + { + charon->imcs->batch_ending(charon->imcs, this->connection_id); + } } + batch->destroy(batch); + return NEED_MORE; } -METHOD(tls_t, build, status_t, - private_tnccs_11_t *this, void *buf, size_t *buflen, size_t *msglen) +/** + * Add a recommendation message if a final recommendation is available + */ +static void check_and_build_recommendation(private_tnccs_11_t *this) { - chunk_t batch; - u_int32_t conn_id; - size_t len; + TNC_IMV_Action_Recommendation rec; + TNC_IMV_Evaluation_Result eval; + TNC_IMVID id; + chunk_t reason, language; + enumerator_t *enumerator; + tnccs_msg_t *msg; - if (!this->is_server && !this->tncc_connection) + if (!this->recs->have_recommendation(this->recs, &rec, &eval)) + { + charon->imvs->solicit_recommendation(charon->imvs, this->connection_id); + } + if (this->recs->have_recommendation(this->recs, &rec, &eval)) { - this->tncc_connection = libtnc_tncc_CreateConnection(NULL); - if (!this->tncc_connection) + if (!this->batch) { - DBG1(DBG_TNC, "TNCC CreateConnection failed"); - return FAILED; + this->batch = tnccs_batch_create(this->is_server, ++this->batch_id); } - DBG1(DBG_TNC, "assigned TNCC Connection ID %u", - this->tncc_connection->connectionID); - if (libtnc_tncc_BeginSession(this->tncc_connection) != TNC_RESULT_SUCCESS) + + msg = tnccs_recommendation_msg_create(rec); + this->batch->add_msg(this->batch, msg); + + /* currently we just send the first Reason String */ + enumerator = this->recs->create_reason_enumerator(this->recs); + if (enumerator->enumerate(enumerator, &id, &reason, &language)) { - DBG1(DBG_TNC, "TNCC BeginSession failed"); - return FAILED; + msg = tnccs_reason_strings_msg_create(reason, language); + this->batch->add_msg(this->batch, msg); } + enumerator->destroy(enumerator); + + /* we have reache the final state */ + this->delete_state = TRUE; } - conn_id = this->is_server ? this->tncs_connection->connectionID - : this->tncc_connection->connectionID; - - if (!retrieve_batch(conn_id, &batch)) +} + +METHOD(tls_t, build, status_t, + private_tnccs_11_t *this, void *buf, size_t *buflen, size_t *msglen) +{ + status_t status; + + /* Initialize the connection */ + if (!this->is_server && !this->connection_id) { - return FAILED; + tnccs_msg_t *msg; + char *pref_lang; + + this->connection_id = charon->tnccs->create_connection(charon->tnccs, + (tnccs_t*)this, _send_msg, + &this->request_handshake_retry, NULL); + if (!this->connection_id) + { + return FAILED; + } + + /* Create TNCCS-PreferredLanguage message */ + pref_lang = charon->imcs->get_preferred_language(charon->imcs); + msg = tnccs_preferred_language_msg_create(pref_lang); + this->mutex->lock(this->mutex); + this->batch = tnccs_batch_create(this->is_server, ++this->batch_id); + this->batch->add_msg(this->batch, msg); + this->mutex->unlock(this->mutex); + + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, TNC_CONNECTION_STATE_CREATE); + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, TNC_CONNECTION_STATE_HANDSHAKE); + charon->imcs->begin_handshake(charon->imcs, this->connection_id); } - len = *buflen; - len = min(len, batch.len); - *buflen = len; - if (msglen) + + /* Do not allow any asynchronous IMCs or IMVs to add additional messages */ + this->mutex->lock(this->mutex); + + if (this->is_server && !this->delete_state && + (!this->batch || this->fatal_error)) { - *msglen = batch.len; + check_and_build_recommendation(this); } - if (batch.len) + if (this->batch) { + chunk_t data; + + this->batch->build(this->batch); + data = this->batch->get_encoding(this->batch); DBG1(DBG_TNC, "sending TNCCS Batch (%d bytes) for Connection ID %u", - batch.len, conn_id); - DBG3(DBG_TNC, "%.*s", batch.len, batch.ptr); - memcpy(buf, batch.ptr, len); - free_batch(conn_id); - return ALREADY_DONE; + data.len, this->connection_id); + DBG3(DBG_TNC, "%.*s", data.len, data.ptr); + *msglen = data.len; + + if (data.len > *buflen) + { + DBG1(DBG_TNC, "fragmentation of TNCCS batch not supported yet"); + } + else + { + *buflen = data.len; + } + memcpy(buf, data.ptr, *buflen); + this->batch->destroy(this->batch); + this->batch = NULL; + status = ALREADY_DONE; } else { - return INVALID_STATE; + DBG1(DBG_TNC, "no TNCCS Batch to send"); + status = INVALID_STATE; } + this->mutex->unlock(this->mutex); + + return status; } METHOD(tls_t, is_server, bool, @@ -237,39 +432,14 @@ METHOD(tls_t, is_complete, bool, { TNC_IMV_Action_Recommendation rec; TNC_IMV_Evaluation_Result eval; - char *group; - identification_t *id; - ike_sa_t *ike_sa; - auth_cfg_t *auth; - - if (libtnc_tncs_HaveRecommendation(this->tncs_connection, &rec, &eval) == - TNC_RESULT_SUCCESS) + + if (this->recs && this->recs->have_recommendation(this->recs, &rec, &eval)) { - switch (rec) - { - case TNC_IMV_ACTION_RECOMMENDATION_ALLOW: - DBG1(DBG_TNC, "TNC recommendation is allow"); - group = "allow"; - break; - case TNC_IMV_ACTION_RECOMMENDATION_ISOLATE: - DBG1(DBG_TNC, "TNC recommendation is isolate"); - group = "isolate"; - break; - case TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS: - case TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION: - default: - DBG1(DBG_TNC, "TNC recommendation is none"); - return FALSE; - } - ike_sa = charon->bus->get_sa(charon->bus); - if (ike_sa) - { - auth = ike_sa->get_auth_cfg(ike_sa, FALSE); - id = identification_create_from_string(group); - auth->add(auth, AUTH_RULE_GROUP, id); - DBG1(DBG_TNC, "added group membership '%s' based on TNC recommendation", group); - } - return TRUE; + DBG2(DBG_TNC, "Final recommendation is '%N' and evaluation is '%N'", + TNC_IMV_Action_Recommendation_names, rec, + TNC_IMV_Evaluation_Result_names, eval); + + return charon->imvs->enforce_recommendation(charon->imvs, rec); } else { @@ -288,19 +458,17 @@ METHOD(tls_t, destroy, void, { if (this->is_server) { - if (this->tncs_connection) - { - libtnc_tncs_DeleteConnection(this->tncs_connection); - } + charon->imvs->notify_connection_change(charon->imvs, + this->connection_id, TNC_CONNECTION_STATE_DELETE); } else { - if (this->tncc_connection) - { - libtnc_tncc_DeleteConnection(this->tncc_connection); - } - libtnc_tncc_Terminate(); + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, TNC_CONNECTION_STATE_DELETE); } + charon->tnccs->remove_connection(charon->tnccs, this->connection_id); + this->mutex->destroy(this->mutex); + DESTROY_IF(this->batch); free(this); } @@ -322,6 +490,7 @@ tls_t *tnccs_11_create(bool is_server) .destroy = _destroy, }, .is_server = is_server, + .mutex = mutex_create(MUTEX_TYPE_DEFAULT), ); return &this->public; diff --git a/src/libcharon/plugins/tnccs_20/Makefile.am b/src/libcharon/plugins/tnccs_20/Makefile.am index 3018121e3..d72fd3e34 100644 --- a/src/libcharon/plugins/tnccs_20/Makefile.am +++ b/src/libcharon/plugins/tnccs_20/Makefile.am @@ -1,21 +1,28 @@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls \ - `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls AM_CFLAGS = -rdynamic -libstrongswan_tnccs_20_la_LIBADD = -ltnc - if MONOLITHIC noinst_LTLIBRARIES = libstrongswan-tnccs-20.la else plugin_LTLIBRARIES = libstrongswan-tnccs-20.la -libstrongswan_tnccs_20_la_LIBADD += $(top_builddir)/src/libtls/libtls.la +libstrongswan_tnccs_20_la_LIBADD = $(top_builddir)/src/libtls/libtls.la endif libstrongswan_tnccs_20_la_SOURCES = \ - tnccs_20_plugin.h tnccs_20_plugin.c tnccs_20.h tnccs_20.c + tnccs_20_plugin.h tnccs_20_plugin.c tnccs_20.h tnccs_20.c \ + batch/pb_tnc_batch.h batch/pb_tnc_batch.c \ + messages/pb_tnc_msg.h messages/pb_tnc_msg.c \ + messages/pb_experimental_msg.h messages/pb_experimental_msg.c \ + messages/pb_pa_msg.h messages/pb_pa_msg.c \ + messages/pb_assessment_result_msg.h messages/pb_assessment_result_msg.c \ + messages/pb_access_recommendation_msg.h messages/pb_access_recommendation_msg.c \ + messages/pb_error_msg.h messages/pb_error_msg.c \ + messages/pb_language_preference_msg.h messages/pb_language_preference_msg.c \ + messages/pb_reason_string_msg.h messages/pb_reason_string_msg.c \ + messages/pb_remediation_parameters_msg.h messages/pb_remediation_parameters_msg.c \ + state_machine/pb_tnc_state_machine.h state_machine/pb_tnc_state_machine.c libstrongswan_tnccs_20_la_LDFLAGS = -module -avoid-version - diff --git a/src/libcharon/plugins/tnccs_20/Makefile.in b/src/libcharon/plugins/tnccs_20/Makefile.in index 6101f91df..9853be338 100644 --- a/src/libcharon/plugins/tnccs_20/Makefile.in +++ b/src/libcharon/plugins/tnccs_20/Makefile.in @@ -34,7 +34,6 @@ PRE_UNINSTALL = : POST_UNINSTALL = : build_triplet = @build@ host_triplet = @host@ -@MONOLITHIC_FALSE@am__append_1 = $(top_builddir)/src/libtls/libtls.la subdir = src/libcharon/plugins/tnccs_20 DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 @@ -75,8 +74,14 @@ am__base_list = \ sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' am__installdirs = "$(DESTDIR)$(plugindir)" LTLIBRARIES = $(noinst_LTLIBRARIES) $(plugin_LTLIBRARIES) -libstrongswan_tnccs_20_la_DEPENDENCIES = $(am__append_1) -am_libstrongswan_tnccs_20_la_OBJECTS = tnccs_20_plugin.lo tnccs_20.lo +@MONOLITHIC_FALSE@libstrongswan_tnccs_20_la_DEPENDENCIES = \ +@MONOLITHIC_FALSE@ $(top_builddir)/src/libtls/libtls.la +am_libstrongswan_tnccs_20_la_OBJECTS = tnccs_20_plugin.lo tnccs_20.lo \ + pb_tnc_batch.lo pb_tnc_msg.lo pb_experimental_msg.lo \ + pb_pa_msg.lo pb_assessment_result_msg.lo \ + pb_access_recommendation_msg.lo pb_error_msg.lo \ + pb_language_preference_msg.lo pb_reason_string_msg.lo \ + pb_remediation_parameters_msg.lo pb_tnc_state_machine.lo libstrongswan_tnccs_20_la_OBJECTS = \ $(am_libstrongswan_tnccs_20_la_OBJECTS) libstrongswan_tnccs_20_la_LINK = $(LIBTOOL) --tag=CC \ @@ -223,9 +228,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -264,6 +267,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ @@ -275,15 +280,25 @@ urandom_device = @urandom_device@ xml_CFLAGS = @xml_CFLAGS@ xml_LIBS = @xml_LIBS@ INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ - -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls \ - `xml2-config --cflags` + -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls AM_CFLAGS = -rdynamic -libstrongswan_tnccs_20_la_LIBADD = -ltnc $(am__append_1) @MONOLITHIC_TRUE@noinst_LTLIBRARIES = libstrongswan-tnccs-20.la @MONOLITHIC_FALSE@plugin_LTLIBRARIES = libstrongswan-tnccs-20.la +@MONOLITHIC_FALSE@libstrongswan_tnccs_20_la_LIBADD = $(top_builddir)/src/libtls/libtls.la libstrongswan_tnccs_20_la_SOURCES = \ - tnccs_20_plugin.h tnccs_20_plugin.c tnccs_20.h tnccs_20.c + tnccs_20_plugin.h tnccs_20_plugin.c tnccs_20.h tnccs_20.c \ + batch/pb_tnc_batch.h batch/pb_tnc_batch.c \ + messages/pb_tnc_msg.h messages/pb_tnc_msg.c \ + messages/pb_experimental_msg.h messages/pb_experimental_msg.c \ + messages/pb_pa_msg.h messages/pb_pa_msg.c \ + messages/pb_assessment_result_msg.h messages/pb_assessment_result_msg.c \ + messages/pb_access_recommendation_msg.h messages/pb_access_recommendation_msg.c \ + messages/pb_error_msg.h messages/pb_error_msg.c \ + messages/pb_language_preference_msg.h messages/pb_language_preference_msg.c \ + messages/pb_reason_string_msg.h messages/pb_reason_string_msg.c \ + messages/pb_remediation_parameters_msg.h messages/pb_remediation_parameters_msg.c \ + state_machine/pb_tnc_state_machine.h state_machine/pb_tnc_state_machine.c libstrongswan_tnccs_20_la_LDFLAGS = -module -avoid-version all: all-am @@ -369,6 +384,17 @@ mostlyclean-compile: distclean-compile: -rm -f *.tab.c +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_access_recommendation_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_assessment_result_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_error_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_experimental_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_language_preference_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_pa_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_reason_string_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_remediation_parameters_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_tnc_batch.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_tnc_msg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pb_tnc_state_machine.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_20.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnccs_20_plugin.Plo@am__quote@ @@ -393,6 +419,83 @@ distclean-compile: @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(LTCOMPILE) -c -o $@ $< +pb_tnc_batch.lo: batch/pb_tnc_batch.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT pb_tnc_batch.lo -MD -MP -MF $(DEPDIR)/pb_tnc_batch.Tpo -c -o pb_tnc_batch.lo `test -f 'batch/pb_tnc_batch.c' || echo '$(srcdir)/'`batch/pb_tnc_batch.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/pb_tnc_batch.Tpo $(DEPDIR)/pb_tnc_batch.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='batch/pb_tnc_batch.c' object='pb_tnc_batch.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) 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pb_tnc_msg.lo `test -f 'messages/pb_tnc_msg.c' || echo '$(srcdir)/'`messages/pb_tnc_msg.c + +pb_experimental_msg.lo: messages/pb_experimental_msg.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT pb_experimental_msg.lo -MD -MP -MF $(DEPDIR)/pb_experimental_msg.Tpo -c -o pb_experimental_msg.lo `test -f 'messages/pb_experimental_msg.c' || echo '$(srcdir)/'`messages/pb_experimental_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/pb_experimental_msg.Tpo $(DEPDIR)/pb_experimental_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/pb_experimental_msg.c' object='pb_experimental_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) 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+@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/pb_error_msg.c' object='pb_error_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o pb_error_msg.lo `test -f 'messages/pb_error_msg.c' || echo '$(srcdir)/'`messages/pb_error_msg.c + +pb_language_preference_msg.lo: messages/pb_language_preference_msg.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT pb_language_preference_msg.lo -MD -MP -MF $(DEPDIR)/pb_language_preference_msg.Tpo -c -o pb_language_preference_msg.lo `test -f 'messages/pb_language_preference_msg.c' || echo '$(srcdir)/'`messages/pb_language_preference_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/pb_language_preference_msg.Tpo $(DEPDIR)/pb_language_preference_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/pb_language_preference_msg.c' object='pb_language_preference_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o pb_language_preference_msg.lo `test -f 'messages/pb_language_preference_msg.c' || echo '$(srcdir)/'`messages/pb_language_preference_msg.c + +pb_reason_string_msg.lo: messages/pb_reason_string_msg.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT pb_reason_string_msg.lo -MD -MP -MF $(DEPDIR)/pb_reason_string_msg.Tpo -c -o pb_reason_string_msg.lo `test -f 'messages/pb_reason_string_msg.c' || echo '$(srcdir)/'`messages/pb_reason_string_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/pb_reason_string_msg.Tpo $(DEPDIR)/pb_reason_string_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/pb_reason_string_msg.c' object='pb_reason_string_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o pb_reason_string_msg.lo `test -f 'messages/pb_reason_string_msg.c' || echo '$(srcdir)/'`messages/pb_reason_string_msg.c + +pb_remediation_parameters_msg.lo: messages/pb_remediation_parameters_msg.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT pb_remediation_parameters_msg.lo -MD -MP -MF $(DEPDIR)/pb_remediation_parameters_msg.Tpo -c -o pb_remediation_parameters_msg.lo `test -f 'messages/pb_remediation_parameters_msg.c' || echo '$(srcdir)/'`messages/pb_remediation_parameters_msg.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/pb_remediation_parameters_msg.Tpo $(DEPDIR)/pb_remediation_parameters_msg.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='messages/pb_remediation_parameters_msg.c' object='pb_remediation_parameters_msg.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o pb_remediation_parameters_msg.lo `test -f 'messages/pb_remediation_parameters_msg.c' || echo '$(srcdir)/'`messages/pb_remediation_parameters_msg.c + +pb_tnc_state_machine.lo: state_machine/pb_tnc_state_machine.c +@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT pb_tnc_state_machine.lo -MD -MP -MF $(DEPDIR)/pb_tnc_state_machine.Tpo -c -o pb_tnc_state_machine.lo `test -f 'state_machine/pb_tnc_state_machine.c' || echo '$(srcdir)/'`state_machine/pb_tnc_state_machine.c +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/pb_tnc_state_machine.Tpo $(DEPDIR)/pb_tnc_state_machine.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='state_machine/pb_tnc_state_machine.c' object='pb_tnc_state_machine.lo' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o pb_tnc_state_machine.lo `test -f 'state_machine/pb_tnc_state_machine.c' || echo '$(srcdir)/'`state_machine/pb_tnc_state_machine.c + mostlyclean-libtool: -rm -f *.lo diff --git a/src/libcharon/plugins/tnccs_20/batch/pb_tnc_batch.c b/src/libcharon/plugins/tnccs_20/batch/pb_tnc_batch.c new file mode 100644 index 000000000..3f38543ed --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/batch/pb_tnc_batch.c @@ -0,0 +1,543 @@ +/* + * Copyright (C) 2010 Sansar Choinyanbuu + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_tnc_batch.h" +#include "messages/pb_error_msg.h" +#include "state_machine/pb_tnc_state_machine.h" + +#include <debug.h> +#include <utils/linked_list.h> +#include <tls_writer.h> +#include <tls_reader.h> +#include <tnc/tnccs/tnccs.h> + +ENUM(pb_tnc_batch_type_names, PB_BATCH_CDATA, PB_BATCH_CLOSE, + "CDATA", + "SDATA", + "RESULT", + "CRETRY", + "SRETRY", + "CLOSE" +); + +typedef struct private_pb_tnc_batch_t private_pb_tnc_batch_t; + +/** + * PB-Batch Header (see section 4.1 of RFC 5793) + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Version |D| Reserved | B-Type| + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Batch Length | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define PB_TNC_BATCH_FLAG_NONE 0x00 +#define PB_TNC_BATCH_FLAG_D (1<<7) +#define PB_TNC_BATCH_HEADER_SIZE 8 + +/** + * PB-TNC Message (see section 4.2 of RFC 5793) + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Flags | PB-TNC Vendor ID | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | PB-TNC Message Type | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | PB-TNC Message Length | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | PB-TNC Message Value (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define PB_TNC_FLAG_NONE 0x00 +#define PB_TNC_FLAG_NOSKIP (1<<7) +#define PB_TNC_HEADER_SIZE 12 + +#define PB_TNC_RESERVED_MSG_TYPE 0xffffffff + +/** + * Private data of a pb_tnc_batch_t object. + * + */ +struct private_pb_tnc_batch_t { + /** + * Public pb_pa_msg_t interface. + */ + pb_tnc_batch_t public; + + /** + * TNCC if TRUE, TNCS if FALSE + */ + bool is_server; + + /** + * PB-TNC Batch type + */ + pb_tnc_batch_type_t type; + + /** + * linked list of PB-TNC messages + */ + linked_list_t *messages; + + /** + * linked list of PB-TNC error messages + */ + linked_list_t *errors; + + /** + * Encoded message + */ + chunk_t encoding; + + /** + * Offset into encoding (used for error reporting) + */ + u_int32_t offset; +}; + +METHOD(pb_tnc_batch_t, get_type, pb_tnc_batch_type_t, + private_pb_tnc_batch_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_batch_t, get_encoding, chunk_t, + private_pb_tnc_batch_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_batch_t, add_msg, void, + private_pb_tnc_batch_t *this, pb_tnc_msg_t* msg) +{ + DBG2(DBG_TNC, "adding %N message", pb_tnc_msg_type_names, + msg->get_type(msg)); + this->messages->insert_last(this->messages, msg); +} + +METHOD(pb_tnc_batch_t, build, void, + private_pb_tnc_batch_t *this) +{ + u_int32_t batch_len, msg_len; + chunk_t msg_value; + enumerator_t *enumerator; + pb_tnc_msg_type_t msg_type; + pb_tnc_msg_t *msg; + tls_writer_t *writer; + + /* compute total PB-TNC batch size by summing over all messages */ + batch_len = PB_TNC_BATCH_HEADER_SIZE; + enumerator = this->messages->create_enumerator(this->messages); + while (enumerator->enumerate(enumerator, &msg)) + { + msg->build(msg); + msg_value = msg->get_encoding(msg); + batch_len += PB_TNC_HEADER_SIZE + msg_value.len; + } + enumerator->destroy(enumerator); + + /* build PB-TNC batch header */ + writer = tls_writer_create(batch_len); + writer->write_uint8 (writer, PB_TNC_VERSION); + writer->write_uint8 (writer, this->is_server ? + PB_TNC_BATCH_FLAG_D : PB_TNC_BATCH_FLAG_NONE); + writer->write_uint16(writer, this->type); + writer->write_uint32(writer, batch_len); + + /* build PB-TNC messages */ + enumerator = this->messages->create_enumerator(this->messages); + while (enumerator->enumerate(enumerator, &msg)) + { + u_int8_t flags = PB_TNC_FLAG_NONE; + + /* build PB-TNC message */ + msg_value = msg->get_encoding(msg); + msg_len = PB_TNC_HEADER_SIZE + msg_value.len; + msg_type = msg->get_type(msg); + if (pb_tnc_msg_infos[msg_type].has_noskip_flag) + { + flags |= PB_TNC_FLAG_NOSKIP; + } + writer->write_uint8 (writer, flags); + writer->write_uint24(writer, IETF_VENDOR_ID); + writer->write_uint32(writer, msg_type); + writer->write_uint32(writer, msg_len); + writer->write_data (writer, msg_value); + } + enumerator->destroy(enumerator); + + this->encoding = chunk_clone(writer->get_buf(writer)); + writer->destroy(writer); +} + +static status_t process_batch_header(private_pb_tnc_batch_t *this, + pb_tnc_state_machine_t *state_machine) +{ + tls_reader_t *reader; + pb_tnc_msg_t *msg; + pb_error_msg_t *err_msg; + u_int8_t version, flags, reserved, type; + u_int32_t batch_len; + bool directionality; + + if (this->encoding.len < PB_TNC_BATCH_HEADER_SIZE) + { + DBG1(DBG_TNC, "%u bytes insufficient to parse PB-TNC batch header", + this->encoding.len); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, 0); + goto fatal; + } + + reader = tls_reader_create(this->encoding); + reader->read_uint8 (reader, &version); + reader->read_uint8 (reader, &flags); + reader->read_uint8 (reader, &reserved); + reader->read_uint8 (reader, &type); + reader->read_uint32(reader, &batch_len); + reader->destroy(reader); + + /* Version */ + if (version != PB_TNC_VERSION) + { + DBG1(DBG_TNC, "unsupported TNCCS batch version 0x%01x", version); + msg = pb_error_msg_create(TRUE, IETF_VENDOR_ID, + PB_ERROR_VERSION_NOT_SUPPORTED); + err_msg = (pb_error_msg_t*)msg; + err_msg->set_bad_version(err_msg, version); + goto fatal; + } + + /* Directionality */ + directionality = (flags & PB_TNC_BATCH_FLAG_D) != PB_TNC_BATCH_FLAG_NONE; + if (directionality == this->is_server) + { + DBG1(DBG_TNC, "wrong Directionality: batch is from a PB %s", + directionality ? "server" : "client"); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, 1); + goto fatal; + } + + /* Batch Type */ + this->type = type & 0x0F; + if (this->type > PB_BATCH_ROOF) + { + DBG1(DBG_TNC, "unknown PB-TNC batch type: %d", this->type); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, 3); + goto fatal; + } + + if (!state_machine->receive_batch(state_machine, this->type)) + { + DBG1(DBG_TNC, "unexpected PB-TNC batch type: %N", + pb_tnc_batch_type_names, this->type); + msg = pb_error_msg_create(TRUE, IETF_VENDOR_ID, + PB_ERROR_UNEXPECTED_BATCH_TYPE); + goto fatal; + } + + /* Batch Length */ + if (this->encoding.len != batch_len) + { + DBG1(DBG_TNC, "%u bytes of data is not equal to batch length of %u bytes", + this->encoding.len, batch_len); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, 4); + goto fatal; + } + + this->offset = PB_TNC_BATCH_HEADER_SIZE; + return SUCCESS; + +fatal: + this->errors->insert_last(this->errors, msg); + return FAILED; +} + +static status_t process_tnc_msg(private_pb_tnc_batch_t *this) +{ + tls_reader_t *reader; + pb_tnc_msg_t *pb_tnc_msg, *msg; + u_int8_t flags; + u_int32_t vendor_id, msg_type, msg_len, offset; + chunk_t data, msg_value; + bool noskip_flag; + status_t status; + + data = chunk_skip(this->encoding, this->offset); + + if (data.len < PB_TNC_HEADER_SIZE) + { + DBG1(DBG_TNC, "%u bytes insufficient to parse PB-TNC message header", + data.len); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset); + goto fatal; + } + + reader = tls_reader_create(data); + reader->read_uint8 (reader, &flags); + reader->read_uint24(reader, &vendor_id); + reader->read_uint32(reader, &msg_type); + reader->read_uint32(reader, &msg_len); + reader->destroy(reader); + + noskip_flag = (flags & PB_TNC_FLAG_NOSKIP) != PB_TNC_FLAG_NONE; + + if (msg_len > data.len) + { + DBG1(DBG_TNC, "%u bytes insufficient to parse PB-TNC message", data.len); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset + 8); + goto fatal; + } + + if (vendor_id == RESERVED_VENDOR_ID) + { + DBG1(DBG_TNC, "Vendor ID 0x%06x is reserved", RESERVED_VENDOR_ID); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset + 1); + goto fatal; + + } + + if (msg_type == PB_TNC_RESERVED_MSG_TYPE) + { + DBG1(DBG_TNC, "PB-TNC message Type 0x%08x is reserved", + PB_TNC_RESERVED_MSG_TYPE); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset + 4); + goto fatal; + } + + + if (vendor_id != IETF_VENDOR_ID || msg_type > PB_MSG_ROOF) + { + if (msg_len < PB_TNC_HEADER_SIZE) + { + DBG1(DBG_TNC, "%u bytes too small for PB-TNC message length", + msg_len); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset + 8); + goto fatal; + } + + if (noskip_flag) + { + DBG1(DBG_TNC, "reject PB-TNC message (Vendor ID 0x%06x / " + "Type 0x%08x)", vendor_id, msg_type); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_UNSUPPORTED_MANDATORY_MSG, this->offset); + goto fatal; + } + else + { + DBG1(DBG_TNC, "ignore PB-TNC message (Vendor ID 0x%06x / " + "Type 0x%08x)", vendor_id, msg_type); + this->offset += msg_len; + return SUCCESS; + } + } + else + { + if (pb_tnc_msg_infos[msg_type].has_noskip_flag != TRUE_OR_FALSE && + pb_tnc_msg_infos[msg_type].has_noskip_flag != noskip_flag) + { + DBG1(DBG_TNC, "%N message must%s have NOSKIP flag set", + pb_tnc_msg_type_names, msg_type, + pb_tnc_msg_infos[msg_type].has_noskip_flag ? "" : " not"); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset); + goto fatal; + } + + if (msg_len < pb_tnc_msg_infos[msg_type].min_size || + (pb_tnc_msg_infos[msg_type].exact_size && + msg_len != pb_tnc_msg_infos[msg_type].min_size)) + { + DBG1(DBG_TNC, "%N message length must be %s %u bytes but is %u bytes", + pb_tnc_msg_type_names, msg_type, + pb_tnc_msg_infos[msg_type].exact_size ? "exactly" : "at least", + pb_tnc_msg_infos[msg_type].min_size, msg_len); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset); + goto fatal; + } + } + + if (pb_tnc_msg_infos[msg_type].in_result_batch && + this->type != PB_BATCH_RESULT) + { + if (this->is_server) + { + DBG1(DBG_TNC,"reject %N message received from a PB-TNC client", + pb_tnc_msg_type_names, msg_type); + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset); + goto fatal; + } + else + { + DBG1(DBG_TNC,"ignore %N message not received within RESULT batch", + pb_tnc_msg_type_names, msg_type); + this->offset += msg_len; + return SUCCESS; + } + } + + DBG2(DBG_TNC, "processing %N message (%u bytes)", pb_tnc_msg_type_names, + msg_type, msg_len); + data.len = msg_len; + msg_value = chunk_skip(data, PB_TNC_HEADER_SIZE); + pb_tnc_msg = pb_tnc_msg_create_from_data(msg_type, msg_value); + + status = pb_tnc_msg->process(pb_tnc_msg, &offset); + if (status == FAILED || status == VERIFY_ERROR) + { + msg = pb_error_msg_create_with_offset(TRUE, IETF_VENDOR_ID, + PB_ERROR_INVALID_PARAMETER, this->offset); + this->errors->insert_last(this->errors, msg); + } + if (status == FAILED) + { + pb_tnc_msg->destroy(pb_tnc_msg); + return FAILED; + } + this->messages->insert_last(this->messages, pb_tnc_msg); + this->offset += msg_len; + return status; + +fatal: + this->errors->insert_last(this->errors, msg); + return FAILED; +} + +METHOD(pb_tnc_batch_t, process, status_t, + private_pb_tnc_batch_t *this, pb_tnc_state_machine_t *state_machine) +{ + status_t status; + + status = process_batch_header(this, state_machine); + if (status != SUCCESS) + { + return FAILED; + } + DBG1(DBG_TNC, "processing PB-TNC %N batch", pb_tnc_batch_type_names, + this->type); + while (this->offset < this->encoding.len) + { + switch (process_tnc_msg(this)) + { + case FAILED: + return FAILED; + case VERIFY_ERROR: + status = VERIFY_ERROR; + break; + case SUCCESS: + default: + break; + } + } + return status; +} + +METHOD(pb_tnc_batch_t, create_msg_enumerator, enumerator_t*, + private_pb_tnc_batch_t *this) +{ + return this->messages->create_enumerator(this->messages); +} + +METHOD(pb_tnc_batch_t, create_error_enumerator, enumerator_t*, + private_pb_tnc_batch_t *this) +{ + return this->errors->create_enumerator(this->errors); +} + +METHOD(pb_tnc_batch_t, destroy, void, + private_pb_tnc_batch_t *this) +{ + this->messages->destroy_offset(this->messages, + offsetof(pb_tnc_msg_t, destroy)); + this->errors->destroy_offset(this->errors, + offsetof(pb_tnc_msg_t, destroy)); + free(this->encoding.ptr); + free(this); +} + +/** + * See header + */ +pb_tnc_batch_t* pb_tnc_batch_create(bool is_server, pb_tnc_batch_type_t type) +{ + private_pb_tnc_batch_t *this; + + INIT(this, + .public = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .add_msg = _add_msg, + .build = _build, + .process = _process, + .create_msg_enumerator = _create_msg_enumerator, + .create_error_enumerator = _create_error_enumerator, + .destroy = _destroy, + }, + .is_server = is_server, + .type = type, + .messages = linked_list_create(), + .errors = linked_list_create(), + ); + + DBG2(DBG_TNC, "creating PB-TNC %N batch", pb_tnc_batch_type_names, type); + + return &this->public; +} + +/** + * See header + */ +pb_tnc_batch_t* pb_tnc_batch_create_from_data(bool is_server, chunk_t data) +{ + private_pb_tnc_batch_t *this; + + INIT(this, + .public = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .add_msg = _add_msg, + .build = _build, + .process = _process, + .create_msg_enumerator = _create_msg_enumerator, + .create_error_enumerator = _create_error_enumerator, + .destroy = _destroy, + }, + .is_server = is_server, + .messages = linked_list_create(), + .errors = linked_list_create(), + .encoding = chunk_clone(data), + ); + + return &this->public; +} + diff --git a/src/libcharon/plugins/tnccs_20/batch/pb_tnc_batch.h b/src/libcharon/plugins/tnccs_20/batch/pb_tnc_batch.h new file mode 100644 index 000000000..17e5fff4c --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/batch/pb_tnc_batch.h @@ -0,0 +1,126 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_tnc_batch pb_tnc_batch + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_TNC_BATCH_H_ +#define PB_TNC_BATCH_H_ + +typedef enum pb_tnc_batch_type_t pb_tnc_batch_type_t; +typedef struct pb_tnc_batch_t pb_tnc_batch_t; + +#include "messages/pb_tnc_msg.h" +#include "state_machine/pb_tnc_state_machine.h" + +#include <library.h> + +/** + * PB-TNC Batch Types as defined in section 4.1 of RFC 5793 + */ +enum pb_tnc_batch_type_t { + PB_BATCH_CDATA = 1, + PB_BATCH_SDATA = 2, + PB_BATCH_RESULT = 3, + PB_BATCH_CRETRY = 4, + PB_BATCH_SRETRY = 5, + PB_BATCH_CLOSE = 6, + PB_BATCH_ROOF = 6 +}; + +/** + * enum name for pb_tnc_batch_type_t. + */ +extern enum_name_t *pb_tnc_batch_type_names; + +/** + * Interface for all PB-TNC Batch Types. + */ +struct pb_tnc_batch_t { + + /** + * Get the PB-TNC Message Type + * + * @return PB-TNC batch type + */ + pb_tnc_batch_type_t (*get_type)(pb_tnc_batch_t *this); + + /** + * Get the encoding of the PB-TNC Batch + * + * @return encoded PB-TNC batch + */ + chunk_t (*get_encoding)(pb_tnc_batch_t *this); + + /** + * Add a PB-TNC Message + * + * @param msg PB-TNC message to be addedd + */ + void (*add_msg)(pb_tnc_batch_t *this, pb_tnc_msg_t* msg); + + /** + * Build the PB-TNC Batch + */ + void (*build)(pb_tnc_batch_t *this); + + /** + * Process the PB-TNC Batch + * + * @param PB-TNC state machine + * @return return processing status + */ + status_t (*process)(pb_tnc_batch_t *this, + pb_tnc_state_machine_t *state_machine); + + /** + * Enumerates over all PB-TNC Messages + * + * @return return message enumerator + */ + enumerator_t* (*create_msg_enumerator)(pb_tnc_batch_t *this); + + /** + * Enumerates over all parsing errors + * + * @return return error enumerator + */ + enumerator_t* (*create_error_enumerator)(pb_tnc_batch_t *this); + + /** + * Destroys a pb_tnc_batch_t object. + */ + void (*destroy)(pb_tnc_batch_t *this); +}; + +/** + * Create an empty PB-TNC Batch of a given type + * + * @param is_server TRUE if server, FALSE if client + * @param type PB-TNC batch type + */ +pb_tnc_batch_t* pb_tnc_batch_create(bool is_server, pb_tnc_batch_type_t type); + +/** + * Create an unprocessed PB-TNC Batch from data + * + * @param is_server TRUE if server, FALSE if client + * @param data encoded PB-TNC batch + */ +pb_tnc_batch_t* pb_tnc_batch_create_from_data(bool is_server, chunk_t data); + +#endif /** PB_TNC_BATCH_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_access_recommendation_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_access_recommendation_msg.c new file mode 100644 index 000000000..41b9e31f6 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_access_recommendation_msg.c @@ -0,0 +1,180 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_access_recommendation_msg.h" + +#include <tls_writer.h> +#include <tls_reader.h> +#include <debug.h> + +ENUM(pb_access_recommendation_code_names, PB_REC_ACCESS_ALLOWED, PB_REC_QUARANTINED, + "Access Allowed", + "Access Denied", + "Quarantined" +); + +typedef struct private_pb_access_recommendation_msg_t private_pb_access_recommendation_msg_t; + +/** + * PB-Access-Recommendation message (see section 4.7 of RFC 5793) + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Reserved | Access Recommendation Code | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define ACCESS_RECOMMENDATION_RESERVED 0x0000 +#define ACCESS_RECOMMENDATION_MSG_SIZE 4 +/** + * Private data of a pb_access_recommendation_msg_t object. + * + */ +struct private_pb_access_recommendation_msg_t { + /** + * Public pb_access_recommendation_msg_t interface. + */ + pb_access_recommendation_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Access recommendation code + */ + u_int16_t recommendation; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_access_recommendation_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_access_recommendation_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_access_recommendation_msg_t *this) +{ + tls_writer_t *writer; + + /* build message */ + writer = tls_writer_create(ACCESS_RECOMMENDATION_MSG_SIZE); + writer->write_uint16(writer, ACCESS_RECOMMENDATION_RESERVED); + writer->write_uint16(writer, this->recommendation); + free(this->encoding.ptr); + this->encoding = writer->get_buf(writer); + this->encoding = chunk_clone(this->encoding); + writer->destroy(writer); +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_access_recommendation_msg_t *this, u_int32_t *offset) +{ + tls_reader_t *reader; + u_int16_t reserved; + + /* process message */ + reader = tls_reader_create(this->encoding); + reader->read_uint16(reader, &reserved); + reader->read_uint16(reader, &this->recommendation); + reader->destroy(reader); + + if (this->recommendation < PB_REC_ACCESS_ALLOWED || + this->recommendation > PB_REC_QUARANTINED) + { + DBG1(DBG_TNC, "invalid access recommendation code (%u)", + this->recommendation); + *offset = 2; + return FAILED; + } + + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_access_recommendation_msg_t *this) +{ + free(this->encoding.ptr); + free(this); +} + +METHOD(pb_access_recommendation_msg_t, get_access_recommendation, u_int16_t, + private_pb_access_recommendation_msg_t *this) +{ + return this->recommendation; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_access_recommendation_msg_create_from_data(chunk_t data) +{ + private_pb_access_recommendation_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_access_recommendation = _get_access_recommendation, + }, + .type = PB_MSG_ACCESS_RECOMMENDATION, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_access_recommendation_msg_create(u_int16_t recommendation) +{ + private_pb_access_recommendation_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_access_recommendation = _get_access_recommendation, + }, + .type = PB_MSG_ACCESS_RECOMMENDATION, + .recommendation = recommendation, + ); + + return &this->public.pb_interface; +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_access_recommendation_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_access_recommendation_msg.h new file mode 100644 index 000000000..01b83cfd7 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_access_recommendation_msg.h @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_access_recommendation_msg pb_access_recommendation_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_ACCESS_RECOMMENDATION_MSG_H_ +#define PB_ACCESS_RECOMMENDATION_MSG_H_ + +typedef enum pb_access_recommendation_code_t pb_access_recommendation_code_t; +typedef struct pb_access_recommendation_msg_t pb_access_recommendation_msg_t; + +#include "pb_tnc_msg.h" + +/** + * PB Access Recommendation Codes as defined in section 4.7 of RFC 5793 + */ +enum pb_access_recommendation_code_t { + PB_REC_ACCESS_ALLOWED = 1, + PB_REC_ACCESS_DENIED = 2, + PB_REC_QUARANTINED = 3, +}; + +/** + * enum name for pb_access_recommendation_code_t. + */ +extern enum_name_t *pb_access_recommendation_code_names; + + +/** + * Class representing the PB-Access-Recommendation message type. + */ +struct pb_access_recommendation_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; + + /** + * Get PB Access Recommendation + * + * @return PB Access Recommendation + */ + u_int16_t (*get_access_recommendation)(pb_access_recommendation_msg_t *this); +}; + +/** + * Create a PB-Access-Recommendation message from parameters + * + * @param recommendation Access Recommendation code + */ +pb_tnc_msg_t* pb_access_recommendation_msg_create(u_int16_t recommendation); + +/** + * Create an unprocessed PB-Access-Recommendation message from raw data + * + * @param data PB-Access-Recommendation message data + */ +pb_tnc_msg_t* pb_access_recommendation_msg_create_from_data(chunk_t data); + +#endif /** PB_PA_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_assessment_result_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_assessment_result_msg.c new file mode 100644 index 000000000..c91e54176 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_assessment_result_msg.c @@ -0,0 +1,172 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_assessment_result_msg.h" + +#include <tls_writer.h> +#include <tls_reader.h> +#include <tnc/tncifimv.h> +#include <debug.h> + +typedef struct private_pb_assessment_result_msg_t private_pb_assessment_result_msg_t; + +/** + * PB-Assessment-Result message (see section 4.6 of RFC 5793) + * + * 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Assessment Result | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define ASSESSMENT_RESULT_MSG_SIZE 4 + +/** + * Private data of a pb_assessment_result_msg_t object. + * + */ +struct private_pb_assessment_result_msg_t { + /** + * Public pb_assessment_result_msg_t interface. + */ + pb_assessment_result_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Assessment result code + */ + u_int32_t assessment_result; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_assessment_result_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_assessment_result_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_assessment_result_msg_t *this) +{ + tls_writer_t *writer; + + /* build message */ + writer = tls_writer_create(ASSESSMENT_RESULT_MSG_SIZE); + writer->write_uint32(writer, this->assessment_result); + free(this->encoding.ptr); + this->encoding = writer->get_buf(writer); + this->encoding = chunk_clone(this->encoding); + writer->destroy(writer); +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_assessment_result_msg_t *this, u_int32_t *offset) +{ + tls_reader_t *reader; + + /* process message */ + reader = tls_reader_create(this->encoding); + reader->read_uint32(reader, &this->assessment_result); + reader->destroy(reader); + + if (this->assessment_result < TNC_IMV_EVALUATION_RESULT_COMPLIANT || + this->assessment_result > TNC_IMV_EVALUATION_RESULT_DONT_KNOW) + { + DBG1(DBG_TNC, "invalid assessment result (%u)", + this->assessment_result); + *offset = 0; + return FAILED; + } + + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_assessment_result_msg_t *this) +{ + free(this->encoding.ptr); + free(this); +} + +METHOD(pb_assessment_result_msg_t, get_assessment_result, u_int32_t, + private_pb_assessment_result_msg_t *this) +{ + return this->assessment_result; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_assessment_result_msg_create_from_data(chunk_t data) +{ + private_pb_assessment_result_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_assessment_result = _get_assessment_result, + }, + .type = PB_MSG_ASSESSMENT_RESULT, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_assessment_result_msg_create(u_int32_t assessment_result) +{ + private_pb_assessment_result_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_assessment_result = _get_assessment_result, + }, + .type = PB_MSG_ASSESSMENT_RESULT, + .assessment_result = assessment_result, + ); + + return &this->public.pb_interface; +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_assessment_result_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_assessment_result_msg.h new file mode 100644 index 000000000..d2b005114 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_assessment_result_msg.h @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_assessment_result_msg pb_assessment_result_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_ASSESSMENT_RESULT_MSG_H_ +#define PB_ASSESSMENT_RESULT_MSG_H_ + +typedef struct pb_assessment_result_msg_t pb_assessment_result_msg_t; + +#include "pb_tnc_msg.h" + +/** + * Class representing the PB-Assessment-Result message type. + */ +struct pb_assessment_result_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; + + /** + * Get PB Assessment result + * + * @return PB Assessment result + */ + u_int32_t (*get_assessment_result)(pb_assessment_result_msg_t *this); +}; + +/** + * Create a PB-Assessment-Result message from parameters + * + * @param assessment_result Assessment result code + */ +pb_tnc_msg_t* pb_assessment_result_msg_create(u_int32_t assessment_result); + +/** + * Create an unprocessed PB-Assessment-Result message from raw data + * + * @param data PB-Assessment-Result message data + */ +pb_tnc_msg_t* pb_assessment_result_msg_create_from_data(chunk_t data); + +#endif /** PB_PA_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_error_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_error_msg.c new file mode 100644 index 000000000..e1755c512 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_error_msg.c @@ -0,0 +1,346 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_error_msg.h" + +#include <debug.h> +#include <tls_writer.h> +#include <tls_reader.h> +#include <tnc/tnccs/tnccs.h> + +ENUM(pb_tnc_error_code_names, PB_ERROR_UNEXPECTED_BATCH_TYPE, + PB_ERROR_VERSION_NOT_SUPPORTED, + "Unexpected Batch Type", + "Invalid Parameter", + "Local Error", + "Unsupported Mandatory Message", + "Version Not Supported" +); + +typedef struct private_pb_error_msg_t private_pb_error_msg_t; + +/** + * PB-Error message (see section 4.9 of RFC 5793) + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Flags | Error Code Vendor ID | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Error Code | Reserved | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Error Parameters (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define ERROR_FLAG_NONE 0x00 +#define ERROR_FLAG_FATAL (1<<7) +#define ERROR_RESERVED 0x0000 +#define ERROR_HEADER_SIZE 8 + +/** + * Private data of a pb_error_msg_t object. + * + */ +struct private_pb_error_msg_t { + /** + * Public pb_error_msg_t interface. + */ + pb_error_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Fatal flag + */ + bool fatal; + + /** + * PB Error Code Vendor ID + */ + u_int32_t vendor_id; + + /** + * PB Error Code + */ + u_int16_t error_code; + + /** + * PB Error Offset + */ + u_int32_t error_offset; + + /** + * Bad PB-TNC version received + */ + u_int8_t bad_version; + + /** + * Encoded message + */ + chunk_t encoding; + + /** + * reference count + */ + refcount_t ref; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_error_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_error_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_error_msg_t *this) +{ + tls_writer_t *writer; + + /* build message header */ + writer = tls_writer_create(ERROR_HEADER_SIZE); + writer->write_uint8 (writer, this->fatal ? + ERROR_FLAG_FATAL : ERROR_FLAG_NONE); + writer->write_uint24(writer, this->vendor_id); + writer->write_uint16(writer, this->error_code); + writer->write_uint16(writer, ERROR_RESERVED); + + /* build message body */ + if (this->error_code == PB_ERROR_VERSION_NOT_SUPPORTED) + { + /* Bad version */ + writer->write_uint8(writer, this->bad_version); + writer->write_uint8(writer, PB_TNC_VERSION); /* Max version */ + writer->write_uint8(writer, PB_TNC_VERSION); /* Min version */ + writer->write_uint8(writer, 0x00); /* Reserved */ + } + else + { + /* Error Offset */ + writer->write_uint32(writer, this->error_offset); + } + + free(this->encoding.ptr); + this->encoding = writer->get_buf(writer); + this->encoding = chunk_clone(this->encoding); + writer->destroy(writer); +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_error_msg_t *this, u_int32_t *offset) +{ + u_int8_t flags, max_version, min_version; + u_int16_t reserved; + tls_reader_t *reader; + + if (this->encoding.len < ERROR_HEADER_SIZE) + { + DBG1(DBG_TNC,"%N message is shorter than header size of %u bytes", + pb_tnc_msg_type_names, PB_MSG_ERROR, ERROR_HEADER_SIZE); + return FAILED; + } + + /* process message header */ + reader = tls_reader_create(this->encoding); + reader->read_uint8 (reader, &flags); + reader->read_uint24(reader, &this->vendor_id); + reader->read_uint16(reader, &this->error_code); + reader->read_uint16(reader, &reserved); + this->fatal = (flags & ERROR_FLAG_FATAL) != ERROR_FLAG_NONE; + + if (this->vendor_id == IETF_VENDOR_ID && reader->remaining(reader) == 4) + { + if (this->error_code == PB_ERROR_VERSION_NOT_SUPPORTED) + { + reader->read_uint8(reader, &this->bad_version); + reader->read_uint8(reader, &max_version); + reader->read_uint8(reader, &min_version); + } + else + { + reader->read_uint32(reader, &this->error_offset); + } + } + reader->destroy(reader); + + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, get_ref, pb_tnc_msg_t*, + private_pb_error_msg_t *this) +{ + ref_get(&this->ref); + return &this->public.pb_interface; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_error_msg_t *this) +{ + if (ref_put(&this->ref)) + { + free(this->encoding.ptr); + free(this); + } +} + +METHOD(pb_error_msg_t, get_fatal_flag, bool, + private_pb_error_msg_t *this) +{ + return this->fatal; +} + +METHOD(pb_error_msg_t, get_vendor_id, u_int32_t, + private_pb_error_msg_t *this) +{ + return this->vendor_id; +} + +METHOD(pb_error_msg_t, get_error_code, u_int16_t, + private_pb_error_msg_t *this) +{ + return this->error_code; +} + +METHOD(pb_error_msg_t, get_offset, u_int32_t, + private_pb_error_msg_t *this) +{ + return this->error_offset; +} + +METHOD(pb_error_msg_t, get_bad_version, u_int8_t, + private_pb_error_msg_t *this) +{ + return this->bad_version; +} + +METHOD(pb_error_msg_t, set_bad_version, void, + private_pb_error_msg_t *this, u_int8_t version) +{ + this->bad_version = version; +} + +/** + * See header + */ +pb_tnc_msg_t* pb_error_msg_create(bool fatal, u_int32_t vendor_id, + pb_tnc_error_code_t error_code) +{ + private_pb_error_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .get_ref = _get_ref, + .destroy = _destroy, + }, + .get_fatal_flag = _get_fatal_flag, + .get_vendor_id = _get_vendor_id, + .get_error_code = _get_error_code, + .get_offset = _get_offset, + .get_bad_version = _get_bad_version, + .set_bad_version = _set_bad_version, + }, + .type = PB_MSG_ERROR, + .ref = 1, + .fatal = fatal, + .vendor_id = vendor_id, + .error_code = error_code, + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t* pb_error_msg_create_with_offset(bool fatal, u_int32_t vendor_id, + pb_tnc_error_code_t error_code, + u_int32_t error_offset) +{ + private_pb_error_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .get_ref = _get_ref, + .destroy = _destroy, + }, + .get_fatal_flag = _get_fatal_flag, + .get_vendor_id = _get_vendor_id, + .get_error_code = _get_error_code, + .get_offset = _get_offset, + .get_bad_version = _get_bad_version, + .set_bad_version = _set_bad_version, + }, + .type = PB_MSG_ERROR, + .ref = 1, + .fatal = fatal, + .vendor_id = vendor_id, + .error_code = error_code, + .error_offset = error_offset, + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_error_msg_create_from_data(chunk_t data) +{ + private_pb_error_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .get_ref = _get_ref, + .destroy = _destroy, + }, + .get_fatal_flag = _get_fatal_flag, + .get_vendor_id = _get_vendor_id, + .get_error_code = _get_error_code, + .get_offset = _get_offset, + .get_bad_version = _get_bad_version, + .set_bad_version = _set_bad_version, + }, + .type = PB_MSG_ERROR, + .ref = 1, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_error_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_error_msg.h new file mode 100644 index 000000000..8b92742b5 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_error_msg.h @@ -0,0 +1,127 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_error_msg pb_error_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_ERROR_MSG_H_ +#define PB_ERROR_MSG_H_ + +typedef enum pb_tnc_error_code_t pb_tnc_error_code_t; +typedef struct pb_error_msg_t pb_error_msg_t; + +#include "pb_tnc_msg.h" + +/** + * PB-TNC Error Codes as defined in section 4.9.1 of RFC 5793 + */ +enum pb_tnc_error_code_t { + PB_ERROR_UNEXPECTED_BATCH_TYPE = 0, + PB_ERROR_INVALID_PARAMETER = 1, + PB_ERROR_LOCAL_ERROR = 2, + PB_ERROR_UNSUPPORTED_MANDATORY_MSG = 3, + PB_ERROR_VERSION_NOT_SUPPORTED = 4 +}; + +/** + * enum name for pb_tnc_error_code_t. + */ +extern enum_name_t *pb_tnc_error_code_names; + +/** + * Class representing the PB-Error message type. + */ +struct pb_error_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; + + /** + * Get the fatal flag + * + * @return fatal flag + */ + bool (*get_fatal_flag)(pb_error_msg_t *this); + + /** + * Get PB Error code Vendor ID + * + * @return PB Error Code Vendor ID + */ + u_int32_t (*get_vendor_id)(pb_error_msg_t *this); + + /** + * Get PB Error Code + * + * @return PB Error Code + */ + u_int16_t (*get_error_code)(pb_error_msg_t *this); + + /** + * Get the PB Error Offset + * + * @return PB Error Offset + */ + u_int32_t (*get_offset)(pb_error_msg_t *this); + + /** + * Get the PB Bad Version + * + * @return PB Bad Version + */ + u_int8_t (*get_bad_version)(pb_error_msg_t *this); + + /** + * Set the PB Bad Version + * + * @param version PB Bad Version + */ + void (*set_bad_version)(pb_error_msg_t *this, u_int8_t version); +}; + +/** + * Create a PB-Error message from parameters + * + * @param fatal fatal flag + * @param vendor_id Error Code Vendor ID + * @param error_code Error Code + */ +pb_tnc_msg_t* pb_error_msg_create(bool fatal, u_int32_t vendor_id, + pb_tnc_error_code_t error_code); + +/** + * Create a PB-Error message from parameters with offset field + * + * @param fatal fatal flag + * @param vendor_id Error Code Vendor ID + * @param error_code Error Code + * @param error_offset Error Offset + */ +pb_tnc_msg_t* pb_error_msg_create_with_offset(bool fatal, u_int32_t vendor_id, + pb_tnc_error_code_t error_code, + u_int32_t error_offset); + +/** + * Create an unprocessed PB-Error message from raw data + * + * @param data PB-Error message data + */ +pb_tnc_msg_t* pb_error_msg_create_from_data(chunk_t data); + +#endif /** PB_PA_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_experimental_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_experimental_msg.c new file mode 100644 index 000000000..7dfba136f --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_experimental_msg.c @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_experimental_msg.h" + +typedef struct private_pb_experimental_msg_t private_pb_experimental_msg_t; + +/** + * Private data of a pb_experimental_msg_t object. + * + */ +struct private_pb_experimental_msg_t { + /** + * Public pb_experimental_msg_t interface. + */ + pb_experimental_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_experimental_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_experimental_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_experimental_msg_t *this) +{ + /* nothing to do since message contents equal encoding */ +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_experimental_msg_t *this, u_int32_t *offset) +{ + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_experimental_msg_t *this) +{ + free(this->encoding.ptr); + free(this); +} + +/** + * See header + */ +pb_tnc_msg_t *pb_experimental_msg_create_from_data(chunk_t data) +{ + private_pb_experimental_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + }, + .type = PB_MSG_EXPERIMENTAL, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_experimental_msg_create(chunk_t body) +{ + return pb_experimental_msg_create_from_data(body); +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_experimental_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_experimental_msg.h new file mode 100644 index 000000000..b1cc4f46e --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_experimental_msg.h @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_experimental_msg pb_experimental_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_EXPERIMENTAL_MSG_H_ +#define PB_EXPERIMENTAL_MSG_H_ + +typedef struct pb_experimental_msg_t pb_experimental_msg_t; + +#include "pb_tnc_msg.h" + +/** + * Class representing the PB-Experimental message type. + */ +struct pb_experimental_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; +}; + +/** + * Create a PB-Experimental message from parameters + * + * @param body message body + */ +pb_tnc_msg_t* pb_experimental_msg_create(chunk_t body); + +/** + * Create an unprocessed PB-Experimental message from raw data + * + * @param data PB-Experimental message data + */ +pb_tnc_msg_t* pb_experimental_msg_create_from_data(chunk_t data); + +#endif /** PB_EXPERIMENTAL_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_language_preference_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_language_preference_msg.c new file mode 100644 index 000000000..9a94edf30 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_language_preference_msg.c @@ -0,0 +1,175 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_language_preference_msg.h" + +#include <tls_writer.h> +#include <tls_reader.h> +#include <debug.h> + +typedef struct private_pb_language_preference_msg_t private_pb_language_preference_msg_t; + +/** + * PB-Language-Preference message (see section 4.10 of RFC 5793) + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Language Preference (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define PB_LANG_PREFIX "Accept-Language: " +#define PB_LANG_PREFIX_LEN strlen(PB_LANG_PREFIX) + +/** + * Private data of a pb_language_preference_msg_t object. + * + */ +struct private_pb_language_preference_msg_t { + /** + * Public pb_access_recommendation_msg_t interface. + */ + pb_language_preference_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Language preference + */ + chunk_t language_preference; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_language_preference_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_language_preference_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_language_preference_msg_t *this) +{ + this->encoding = chunk_cat("cc", + chunk_create(PB_LANG_PREFIX, PB_LANG_PREFIX_LEN), + this->language_preference); +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_language_preference_msg_t *this, u_int32_t *offset) +{ + chunk_t lang; + + if (this->encoding.len >= PB_LANG_PREFIX_LEN && + memeq(this->encoding.ptr, PB_LANG_PREFIX, PB_LANG_PREFIX_LEN)) + { + lang = chunk_skip(this->encoding, PB_LANG_PREFIX_LEN); + this->language_preference = lang.len ? chunk_clone(lang) : chunk_empty; + } + else + { + DBG1(DBG_TNC, "language preference must be preceded by '%s'", + PB_LANG_PREFIX); + *offset = 0; + return FAILED; + } + + if (this->language_preference.len && + this->language_preference.ptr[this->language_preference.len-1] == '\0') + { + DBG1(DBG_TNC, "language preference must not be null terminated"); + *offset = PB_LANG_PREFIX_LEN + this->language_preference.len - 1; + return FAILED; + } + + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_language_preference_msg_t *this) +{ + free(this->encoding.ptr); + free(this->language_preference.ptr); + free(this); +} + +METHOD(pb_language_preference_msg_t, get_language_preference, chunk_t, + private_pb_language_preference_msg_t *this) +{ + return this->language_preference; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_language_preference_msg_create_from_data(chunk_t data) +{ + private_pb_language_preference_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_language_preference = _get_language_preference, + }, + .type = PB_MSG_LANGUAGE_PREFERENCE, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_language_preference_msg_create(chunk_t language_preference) +{ + private_pb_language_preference_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_language_preference = _get_language_preference, + }, + .type = PB_MSG_LANGUAGE_PREFERENCE, + .language_preference = chunk_clone(language_preference), + ); + + return &this->public.pb_interface; +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_language_preference_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_language_preference_msg.h new file mode 100644 index 000000000..17106f6fa --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_language_preference_msg.h @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_language_preference_msg pb_language_preference_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_LANGUAGE_PREFERENCE_MSG_H_ +#define PB_LANGUAGE_PREFERENCE_MSG_H_ + +typedef struct pb_language_preference_msg_t pb_language_preference_msg_t; + +#include "pb_tnc_msg.h" + +/** + * Class representing the PB-Language-Preference message type. + */ +struct pb_language_preference_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; + + /** + * Get PB Language Preference + * + * @return Language preference + */ + chunk_t (*get_language_preference)(pb_language_preference_msg_t *this); +}; + +/** + * Create a PB-Language-Preference message from parameters + * + * @param language_preference Preferred language(s) + */ +pb_tnc_msg_t* pb_language_preference_msg_create(chunk_t language_preference); + +/** + * Create an unprocessed PB-Language-Preference message from raw data + * + * @param data PB-Language-Preference message data + */ +pb_tnc_msg_t* pb_language_preference_msg_create_from_data(chunk_t data); + +#endif /** PB_PA_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_pa_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_pa_msg.c new file mode 100644 index 000000000..8315bfb76 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_pa_msg.c @@ -0,0 +1,293 @@ +/* + * Copyright (C) 2010 Sansar Choinyanbuu + * Copyright (C) 2010 Andreas Steffen + * + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_pa_msg.h" + +#include <tls_writer.h> +#include <tls_reader.h> +#include <tnc/tnccs/tnccs.h> +#include <debug.h> + +ENUM(pa_tnc_subtype_names, PA_SUBTYPE_TESTING, PA_SUBTYPE_NEA_CLIENT, + "Testing", + "Operating System", + "Anti-Virus", + "Anti-Spyware", + "Anti-Malware", + "Firewall", + "IDPS", + "VPN", + "NEA Client" +); + +typedef struct private_pb_pa_msg_t private_pb_pa_msg_t; + +/** + * PB-PA message + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Flags | PA Message Vendor ID | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | PA Subtype | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Posture Collector Identifier | Posture Validator Identifier | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | PA Message Body (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define PA_FLAG_NONE 0x00 +#define PA_FLAG_EXCL (1<<7) +#define PA_RESERVED_SUBTYPE 0xffffffff + + +/** + * Private data of a pb_pa_msg_t object. + * + */ +struct private_pb_pa_msg_t { + /** + * Public pb_pa_msg_t interface. + */ + pb_pa_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Exclusive flag + */ + bool excl; + + /** + * PA Message Vendor ID + */ + u_int32_t vendor_id; + + /** + * PA Subtype + */ + u_int32_t subtype; + + /** + * Posture Validator Identifier + */ + u_int16_t collector_id; + + /** + * Posture Validator Identifier + */ + u_int16_t validator_id; + + /** + * PA Message Body + */ + chunk_t msg_body; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_pa_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_pa_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_pa_msg_t *this) +{ + chunk_t msg_header; + tls_writer_t *writer; + + /* build message header */ + writer = tls_writer_create(64); + writer->write_uint8 (writer, this->excl ? PA_FLAG_EXCL : PA_FLAG_NONE); + writer->write_uint24(writer, this->vendor_id); + writer->write_uint32(writer, this->subtype); + writer->write_uint16(writer, this->collector_id); + writer->write_uint16(writer, this->validator_id); + msg_header = writer->get_buf(writer); + + /* create encoding by concatenating message header and message body */ + free(this->encoding.ptr); + this->encoding = chunk_cat("cc", msg_header, this->msg_body); + writer->destroy(writer); +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_pa_msg_t *this, u_int32_t *offset) +{ + u_int8_t flags; + size_t msg_body_len; + tls_reader_t *reader; + + /* process message header */ + reader = tls_reader_create(this->encoding); + reader->read_uint8 (reader, &flags); + reader->read_uint24(reader, &this->vendor_id); + reader->read_uint32(reader, &this->subtype); + reader->read_uint16(reader, &this->collector_id); + reader->read_uint16(reader, &this->validator_id); + this->excl = ((flags & PA_FLAG_EXCL) != PA_FLAG_NONE); + + /* process message body */ + msg_body_len = reader->remaining(reader); + if (msg_body_len) + { + reader->read_data(reader, msg_body_len, &this->msg_body); + this->msg_body = chunk_clone(this->msg_body); + } + reader->destroy(reader); + + if (this->vendor_id == RESERVED_VENDOR_ID) + { + DBG1(DBG_TNC, "Vendor ID 0x%06x is reserved", RESERVED_VENDOR_ID); + *offset = 1; + return FAILED; + } + + if (this->subtype == PA_RESERVED_SUBTYPE) + { + DBG1(DBG_TNC, "PA Subtype 0x%08x is reserved", PA_RESERVED_SUBTYPE); + *offset = 4; + } + + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_pa_msg_t *this) +{ + free(this->encoding.ptr); + free(this->msg_body.ptr); + free(this); +} + +METHOD(pb_pa_msg_t, get_vendor_id, u_int32_t, + private_pb_pa_msg_t *this, u_int32_t *subtype) +{ + *subtype = this->subtype; + return this->vendor_id; +} + +METHOD(pb_pa_msg_t, get_collector_id, u_int16_t, + private_pb_pa_msg_t *this) +{ + return this->collector_id; +} + +METHOD(pb_pa_msg_t, get_validator_id, u_int16_t, + private_pb_pa_msg_t *this) +{ + return this->validator_id; +} + +METHOD(pb_pa_msg_t, get_body, chunk_t, + private_pb_pa_msg_t *this) +{ + return this->msg_body; +} + +METHOD(pb_pa_msg_t, get_exclusive_flag, bool, + private_pb_pa_msg_t *this) +{ + return this->excl; +} + +METHOD(pb_pa_msg_t, set_exclusive_flag, void, + private_pb_pa_msg_t *this, bool excl) +{ + this->excl = excl; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_pa_msg_create_from_data(chunk_t data) +{ + private_pb_pa_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .process = _process, + .destroy = _destroy, + }, + .get_vendor_id = _get_vendor_id, + .get_collector_id = _get_collector_id, + .get_validator_id = _get_validator_id, + .get_body = _get_body, + .get_exclusive_flag = _get_exclusive_flag, + .set_exclusive_flag = _set_exclusive_flag, + }, + .type = PB_MSG_PA, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_pa_msg_create(u_int32_t vendor_id, u_int32_t subtype, + u_int16_t collector_id, u_int16_t validator_id, + chunk_t msg_body) +{ + private_pb_pa_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_vendor_id = _get_vendor_id, + .get_collector_id = _get_collector_id, + .get_validator_id = _get_validator_id, + .get_body = _get_body, + .get_exclusive_flag = _get_exclusive_flag, + .set_exclusive_flag = _set_exclusive_flag, + }, + .type = PB_MSG_PA, + .vendor_id = vendor_id, + .subtype = subtype, + .collector_id = collector_id, + .validator_id = validator_id, + .msg_body = chunk_clone(msg_body), + ); + + return &this->public.pb_interface; +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_pa_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_pa_msg.h new file mode 100644 index 000000000..366d790f6 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_pa_msg.h @@ -0,0 +1,123 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_pa_msg pb_pa_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_PA_MSG_H_ +#define PB_PA_MSG_H_ + +typedef enum pa_tnc_subtype_t pa_tnc_subtype_t; +typedef struct pb_pa_msg_t pb_pa_msg_t; + +#include "pb_tnc_msg.h" + +/** + * PA-TNC Subtypes as defined in section 3.5 of RFC 5792 + */ + enum pa_tnc_subtype_t { + PA_SUBTYPE_TESTING = 0, + PA_SUBTYPE_OPERATING_SYSTEM = 1, + PA_SUBTYPE_ANTI_VIRUS = 2, + PA_SUBTYPE_ANTI_SPYWARE = 3, + PA_SUBTYPE_ANTI_MALWARE = 4, + PA_SUBTYPE_FIREWALL = 5, + PA_SUBTYPE_IDPS = 6, + PA_SUBTYPE_VPN = 7, + PA_SUBTYPE_NEA_CLIENT = 8 +}; + +/** + * enum name for pa_tnc_subtype_t. + */ +extern enum_name_t *pa_tnc_subtype_names; + +/** + * Class representing the PB-PA message type. + */ +struct pb_pa_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; + + /** + * Get PA Message Vendor ID and Subtype + * + * @param subtype PA Subtype + * @return PA Message Vendor ID + */ + u_int32_t (*get_vendor_id)(pb_pa_msg_t *this, u_int32_t *subtype); + + /** + * Get Posture Collector ID + * + * @return Posture Collector ID + */ + u_int16_t (*get_collector_id)(pb_pa_msg_t *this); + + /** + * Get Posture Validator ID + * + * @return Posture Validator ID + */ + u_int16_t (*get_validator_id)(pb_pa_msg_t *this); + + /** + * Get the PA Message Body + * + * @return PA Message Body + */ + chunk_t (*get_body)(pb_pa_msg_t *this); + + /** + * Get the exclusive flag + * + * @return exclusive flag + */ + bool (*get_exclusive_flag)(pb_pa_msg_t *this); + + /** + * Set the exclusive flag + * + * @param excl vexclusive flag + */ + void (*set_exclusive_flag)(pb_pa_msg_t *this, bool excl); +}; + +/** + * Create a PB-PA message from parameters + * + * @param vendor_id PA Message Vendor ID + * @param subtype PA Subtype + * @param collector_id Posture Collector ID + * @param validator_id Posture Validator ID + * @param msg_body PA Message Body + */ +pb_tnc_msg_t *pb_pa_msg_create(u_int32_t vendor_id, u_int32_t subtype, + u_int16_t collector_id, u_int16_t validator_id, + chunk_t msg_body); + +/** + * Create an unprocessed PB-PA message from raw data + * + * @param data PB-PA message data + */ +pb_tnc_msg_t* pb_pa_msg_create_from_data(chunk_t data); + +#endif /** PB_PA_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_reason_string_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_reason_string_msg.c new file mode 100644 index 000000000..e361cf2b2 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_reason_string_msg.c @@ -0,0 +1,216 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_reason_string_msg.h" + +#include <tls_writer.h> +#include <tls_reader.h> +#include <debug.h> + +typedef struct private_pb_reason_string_msg_t private_pb_reason_string_msg_t; + +/** + * PB-Language-Preference message (see section 4.11 of RFC 5793) + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Reason String Length | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Reason String (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Lang Code Len | Reason String Language Code (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +/** + * Private data of a pb_reason_string_msg_t object. + * + */ +struct private_pb_reason_string_msg_t { + /** + * Public pb_reason_string_msg_t interface. + */ + pb_reason_string_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Reason string + */ + chunk_t reason_string; + + /** + * Language code + */ + chunk_t language_code; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_reason_string_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_reason_string_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_reason_string_msg_t *this) +{ + tls_writer_t *writer; + + /* build message */ + writer = tls_writer_create(64); + writer->write_data32(writer, this->reason_string); + writer->write_data8 (writer, this->language_code); + + free(this->encoding.ptr); + this->encoding = writer->get_buf(writer); + this->encoding = chunk_clone(this->encoding); + writer->destroy(writer); +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_reason_string_msg_t *this, u_int32_t *offset) +{ + tls_reader_t *reader; + + /* process message */ + reader = tls_reader_create(this->encoding); + if (!reader->read_data32(reader, &this->reason_string)) + { + DBG1(DBG_TNC, "could not parse reason string"); + reader->destroy(reader); + *offset = 0; + return FAILED; + }; + this->reason_string = chunk_clone(this->reason_string); + + if (this->reason_string.len && + this->reason_string.ptr[this->reason_string.len-1] == '\0') + { + DBG1(DBG_TNC, "reason string must not be null terminated"); + reader->destroy(reader); + *offset = 3 + this->reason_string.len; + return FAILED; + } + + if (!reader->read_data8(reader, &this->language_code)) + { + DBG1(DBG_TNC, "could not parse language code"); + reader->destroy(reader); + *offset = 4 + this->reason_string.len; + return FAILED; + }; + this->language_code = chunk_clone(this->language_code); + reader->destroy(reader); + + if (this->language_code.len && + this->language_code.ptr[this->language_code.len-1] == '\0') + { + DBG1(DBG_TNC, "language code must not be null terminated"); + *offset = 4 + this->reason_string.len + this->language_code.len; + return FAILED; + } + + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_reason_string_msg_t *this) +{ + free(this->encoding.ptr); + free(this->reason_string.ptr); + free(this->language_code.ptr); + free(this); +} + +METHOD(pb_reason_string_msg_t, get_reason_string, chunk_t, + private_pb_reason_string_msg_t *this) +{ + return this->reason_string; +} + +METHOD(pb_reason_string_msg_t, get_language_code, chunk_t, + private_pb_reason_string_msg_t *this) +{ + return this->language_code; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_reason_string_msg_create_from_data(chunk_t data) +{ + private_pb_reason_string_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_reason_string = _get_reason_string, + .get_language_code = _get_language_code, + }, + .type = PB_MSG_REASON_STRING, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_reason_string_msg_create(chunk_t reason_string, + chunk_t language_code) +{ + private_pb_reason_string_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_reason_string = _get_reason_string, + .get_language_code = _get_language_code, + }, + .type = PB_MSG_REASON_STRING, + .reason_string = chunk_clone(reason_string), + .language_code = chunk_clone(language_code), + ); + + return &this->public.pb_interface; +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_reason_string_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_reason_string_msg.h new file mode 100644 index 000000000..bb296a90c --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_reason_string_msg.h @@ -0,0 +1,69 @@ +/* + * Copyright (C) 2010 Sansar Choinyambuu + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_reason_string_msg pb_reason_string_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_REASON_STRING_MSG_H_ +#define PB_REASON_STRING_MSG_H_ + +typedef struct pb_reason_string_msg_t pb_reason_string_msg_t; + +#include "pb_tnc_msg.h" + +/** + * Class representing the PB-Reason-String message type. + */ +struct pb_reason_string_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; + + /** + * Get Reason String + * + * @return Reason string + */ + chunk_t (*get_reason_string)(pb_reason_string_msg_t *this); + + /** + * Get Reason String Language Code + * + * @return Language code + */ + chunk_t (*get_language_code)(pb_reason_string_msg_t *this); +}; + +/** + * Create a PB-Reason-String message from parameters + * + * @param reason_string Reason string + * @param language_code Language code + */ +pb_tnc_msg_t* pb_reason_string_msg_create(chunk_t reason_string, + chunk_t language_code); + +/** + * Create an unprocessed PB-Reason-String message from raw data + * + * @param data PB-Reason-String message data + */ +pb_tnc_msg_t* pb_reason_string_msg_create_from_data(chunk_t data); + +#endif /** PB_PA_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_remediation_parameters_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_remediation_parameters_msg.c new file mode 100644 index 000000000..79381a7b1 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_remediation_parameters_msg.c @@ -0,0 +1,259 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_remediation_parameters_msg.h" + +#include <tls_writer.h> +#include <tls_reader.h> +#include <debug.h> + +ENUM(pb_tnc_remed_param_type_names, PB_REMEDIATION_URI, PB_REMEDIATION_STRING, + "Remediation-URI", + "Remediation-String" +); + +typedef struct private_pb_remediation_parameters_msg_t private_pb_remediation_parameters_msg_t; + +/** + * PB-Remediation-Parameters message (see section 4.8 of RFC 5793) + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Reserved | Remediation Parameters Vendor ID | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Remediation Parameters Type | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Remediation Parameters (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * + * 0 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Remediation String Length | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Remediation String (Variable Length) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Lang Code Len | Remediation String Lang Code (Variable Len) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +/** + * Private data of a pb_remediation_parameters_msg_t object. + * + */ +struct private_pb_remediation_parameters_msg_t { + /** + * Public pb_remediation_parameters_msg_t interface. + */ + pb_remediation_parameters_msg_t public; + + /** + * PB-TNC message type + */ + pb_tnc_msg_type_t type; + + /** + * Remediation Parameters Vendor ID + */ + u_int32_t vendor_id; + + /** + * Remediation Parameters Type + */ + u_int32_t parameters_type; + + /** + * Remediation Parameters string + */ + chunk_t remediation_string; + + /** + * Language code + */ + chunk_t language_code; + + /** + * Encoded message + */ + chunk_t encoding; +}; + +METHOD(pb_tnc_msg_t, get_type, pb_tnc_msg_type_t, + private_pb_remediation_parameters_msg_t *this) +{ + return this->type; +} + +METHOD(pb_tnc_msg_t, get_encoding, chunk_t, + private_pb_remediation_parameters_msg_t *this) +{ + return this->encoding; +} + +METHOD(pb_tnc_msg_t, build, void, + private_pb_remediation_parameters_msg_t *this) +{ + tls_writer_t *writer; + + /* build message */ + writer = tls_writer_create(64); + writer->write_uint32(writer, this->vendor_id); + writer->write_uint32(writer, this->parameters_type); + writer->write_data32(writer, this->remediation_string); + writer->write_data8 (writer, this->language_code); + + free(this->encoding.ptr); + this->encoding = writer->get_buf(writer); + this->encoding = chunk_clone(this->encoding); + writer->destroy(writer); +} + +METHOD(pb_tnc_msg_t, process, status_t, + private_pb_remediation_parameters_msg_t *this, u_int32_t *offset) +{ + tls_reader_t *reader; + + /* process message */ + reader = tls_reader_create(this->encoding); + reader->read_uint32(reader, &this->vendor_id); + reader->read_uint32(reader, &this->parameters_type); + + if (!reader->read_data32(reader, &this->remediation_string)) + { + DBG1(DBG_TNC, "could not parse remediation string"); + reader->destroy(reader); + *offset = 8; + return FAILED; + }; + this->remediation_string = chunk_clone(this->remediation_string); + + if (this->remediation_string.len && + this->remediation_string.ptr[this->remediation_string.len-1] == '\0') + { + DBG1(DBG_TNC, "remediation string must not be null terminated"); + reader->destroy(reader); + *offset = 11 + this->remediation_string.len; + return FAILED; + } + + if (!reader->read_data8(reader, &this->language_code)) + { + DBG1(DBG_TNC, "could not parse language code"); + reader->destroy(reader); + *offset = 12 + this->remediation_string.len; + return FAILED; + }; + this->language_code = chunk_clone(this->language_code); + reader->destroy(reader); + + if (this->language_code.len && + this->language_code.ptr[this->language_code.len-1] == '\0') + { + DBG1(DBG_TNC, "language code must not be null terminated"); + *offset = 12 + this->remediation_string.len + this->language_code.len; + return FAILED; + } + + return SUCCESS; +} + +METHOD(pb_tnc_msg_t, destroy, void, + private_pb_remediation_parameters_msg_t *this) +{ + free(this->encoding.ptr); + free(this->remediation_string.ptr); + free(this->language_code.ptr); + free(this); +} + +METHOD(pb_remediation_parameters_msg_t, get_vendor_id, u_int32_t, + private_pb_remediation_parameters_msg_t *this, u_int32_t *type) +{ + *type = this->parameters_type; + return this->vendor_id; +} + +METHOD(pb_remediation_parameters_msg_t, get_remediation_string, chunk_t, + private_pb_remediation_parameters_msg_t *this) +{ + return this->remediation_string; +} + +METHOD(pb_remediation_parameters_msg_t, get_language_code, chunk_t, + private_pb_remediation_parameters_msg_t *this) +{ + return this->language_code; +} + +/** + * See header + */ +pb_tnc_msg_t *pb_remediation_parameters_msg_create_from_data(chunk_t data) +{ + private_pb_remediation_parameters_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_vendor_id = _get_vendor_id, + .get_remediation_string = _get_remediation_string, + .get_language_code = _get_language_code, + }, + .type = PB_MSG_REASON_STRING, + .encoding = chunk_clone(data), + ); + + return &this->public.pb_interface; +} + +/** + * See header + */ +pb_tnc_msg_t* pb_remediation_parameters_msg_create(u_int32_t vendor_id, + u_int32_t type, + chunk_t remediation_string, + chunk_t language_code) +{ + private_pb_remediation_parameters_msg_t *this; + + INIT(this, + .public = { + .pb_interface = { + .get_type = _get_type, + .get_encoding = _get_encoding, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_vendor_id = _get_vendor_id, + .get_remediation_string = _get_remediation_string, + .get_language_code = _get_language_code, + }, + .type = PB_MSG_REASON_STRING, + .vendor_id = vendor_id, + .parameters_type = type, + .remediation_string = chunk_clone(remediation_string), + .language_code = chunk_clone(language_code), + ); + + return &this->public.pb_interface; +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_remediation_parameters_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_remediation_parameters_msg.h new file mode 100644 index 000000000..258d495ec --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_remediation_parameters_msg.h @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_remediation_parameters_msg pb_remediation_parameters_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_REMEDIATION_PARAMETERS_MSG_H_ +#define PB_REMEDIATION_PARAMETERS_MSG_H_ + +typedef enum pb_tnc_remed_param_type_t pb_tnc_remed_param_type_t; +typedef struct pb_remediation_parameters_msg_t pb_remediation_parameters_msg_t; + +#include "pb_tnc_msg.h" + +/** + * PB-TNC Remediation Parameter Types as defined in section 4.8.1 of RFC 5793 + */ +enum pb_tnc_remed_param_type_t { + PB_REMEDIATION_URI = 1, + PB_REMEDIATION_STRING = 2, +}; + +/** + * enum name for pb_tnc_remed_param_type_t. + */ +extern enum_name_t *pb_tnc_remed_param_type_names; + +/** + * Class representing the PB-Remediation-Parameters message type. + */ +struct pb_remediation_parameters_msg_t { + + /** + * PB-TNC Message interface + */ + pb_tnc_msg_t pb_interface; + + /** + * Get Remediation Parameters Vendor ID and Type + * + * @param type Remediation Parameters Type + * @return Remediation Parameters Vendor ID + */ + u_int32_t (*get_vendor_id)(pb_remediation_parameters_msg_t *this, + u_int32_t *type); + + /** + * Get Remediation String + * + * @return Remediation String + */ + chunk_t (*get_remediation_string)(pb_remediation_parameters_msg_t *this); + + /** + * Get Reason String Language Code + * + * @return Language Code + */ + chunk_t (*get_language_code)(pb_remediation_parameters_msg_t *this); +}; + +/** + * Create a PB-Remediation-Parameters message from parameters + * + * @param vendor_id Remediation Parameters Vendor ID + * @param type Remediation Parameters Type + * @param remediation_string Remediation String + * @param language_code Language Code + */ +pb_tnc_msg_t* pb_remediation_parameters_msg_create(u_int32_t vendor_id, + u_int32_t type, + chunk_t remediation_string, + chunk_t language_code); + +/** + * Create an unprocessed PB-Remediation-Parameters message from raw data + * + * @param data PB-Remediation-Parameters message data + */ +pb_tnc_msg_t* pb_remediation_parameters_msg_create_from_data(chunk_t data); + +#endif /** PB_PA_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_tnc_msg.c b/src/libcharon/plugins/tnccs_20/messages/pb_tnc_msg.c new file mode 100644 index 000000000..3565c2d84 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_tnc_msg.c @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_tnc_msg.h" +#include "pb_experimental_msg.h" +#include "pb_pa_msg.h" +#include "pb_error_msg.h" +#include "pb_language_preference_msg.h" +#include "pb_assessment_result_msg.h" +#include "pb_access_recommendation_msg.h" +#include "pb_remediation_parameters_msg.h" +#include "pb_reason_string_msg.h" + +#include <library.h> + +ENUM(pb_tnc_msg_type_names, PB_MSG_EXPERIMENTAL, PB_MSG_REASON_STRING, + "PB-Experimental", + "PB-PA", + "PB-Assessment-Result", + "PB-Access-Recommendation", + "PB-Remediation-Parameters", + "PB-Error", + "PB-Language-Preference", + "PB-Reason-String" +); + +pb_tnc_msg_info_t pb_tnc_msg_infos[] = { + { 12, FALSE, FALSE, TRUE_OR_FALSE }, + { 24, FALSE, FALSE, TRUE }, + { 16, TRUE, TRUE, TRUE }, + { 16, TRUE, TRUE, FALSE }, + { 20, FALSE, TRUE, FALSE }, + { 20, FALSE, FALSE, TRUE }, + { 12, FALSE, FALSE, FALSE }, + { 17, FALSE, TRUE, FALSE }, +}; + +/** + * See header + */ +pb_tnc_msg_t* pb_tnc_msg_create_from_data(pb_tnc_msg_type_t type, chunk_t value) +{ + switch (type) + { + case PB_MSG_PA: + return pb_pa_msg_create_from_data(value); + case PB_MSG_ERROR: + return pb_error_msg_create_from_data(value); + case PB_MSG_EXPERIMENTAL: + return pb_experimental_msg_create_from_data(value); + case PB_MSG_LANGUAGE_PREFERENCE: + return pb_language_preference_msg_create_from_data(value); + case PB_MSG_ASSESSMENT_RESULT: + return pb_assessment_result_msg_create_from_data(value); + case PB_MSG_ACCESS_RECOMMENDATION: + return pb_access_recommendation_msg_create_from_data(value); + case PB_MSG_REMEDIATION_PARAMETERS: + return pb_remediation_parameters_msg_create_from_data(value); + case PB_MSG_REASON_STRING: + return pb_reason_string_msg_create_from_data(value); + } + return NULL; +} diff --git a/src/libcharon/plugins/tnccs_20/messages/pb_tnc_msg.h b/src/libcharon/plugins/tnccs_20/messages/pb_tnc_msg.h new file mode 100644 index 000000000..e20c8d8ff --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/messages/pb_tnc_msg.h @@ -0,0 +1,128 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_tnc_msg pb_tnc_msg + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_TNC_MSG_H_ +#define PB_TNC_MSG_H_ + +typedef enum pb_tnc_msg_type_t pb_tnc_msg_type_t; +typedef struct pb_tnc_msg_info_t pb_tnc_msg_info_t; +typedef struct pb_tnc_msg_t pb_tnc_msg_t; + +#include <library.h> + +#define PB_TNC_VERSION 2 + +/** + * PB-TNC Message Types as defined in section 4.3 of RFC 5793 + */ +enum pb_tnc_msg_type_t { + PB_MSG_EXPERIMENTAL = 0, + PB_MSG_PA = 1, + PB_MSG_ASSESSMENT_RESULT = 2, + PB_MSG_ACCESS_RECOMMENDATION = 3, + PB_MSG_REMEDIATION_PARAMETERS = 4, + PB_MSG_ERROR = 5, + PB_MSG_LANGUAGE_PREFERENCE = 6, + PB_MSG_REASON_STRING = 7, + PB_MSG_ROOF = 7 +}; + +/** + * enum name for pb_tnc_msg_type_t. + */ +extern enum_name_t *pb_tnc_msg_type_names; + +/** + * Information entry describing a PB-TNC Message Type + */ +struct pb_tnc_msg_info_t { + u_int32_t min_size; + bool exact_size; + bool in_result_batch; + bool has_noskip_flag; +}; + +#define TRUE_OR_FALSE 2 + +/** + * Information on PB-TNC Message Types + */ +extern pb_tnc_msg_info_t pb_tnc_msg_infos[]; + +/** + * Generic interface for all PB-TNC message types. + * + * To handle all messages in a generic way, this interface + * must be implemented by each message type. + */ +struct pb_tnc_msg_t { + + /** + * Get the PB-TNC Message Type + * + * @return PB-TNC Message Type + */ + pb_tnc_msg_type_t (*get_type)(pb_tnc_msg_t *this); + + /** + * Get the encoding of the PB-TNC Message Value + * + * @return encoded PB-TNC Message Value + */ + chunk_t (*get_encoding)(pb_tnc_msg_t *this); + + /** + * Build the PB-TNC Message Value + */ + void (*build)(pb_tnc_msg_t *this); + + /** + * Process the PB-TNC Message Value + * + * @param relative offset where an error occurred + * @return return processing status + */ + status_t (*process)(pb_tnc_msg_t *this, u_int32_t *offset); + + /** + * Get a new reference to the message. + * + * @return this, with an increased refcount + */ + pb_tnc_msg_t* (*get_ref)(pb_tnc_msg_t *this); + + /** + * Destroys a pb_tnc_msg_t object. + */ + void (*destroy)(pb_tnc_msg_t *this); +}; + +/** + * Create an unprocessed PB-TNC message + * + * Useful for the parser which wants a generic constructor for all + * pb_tnc_message_t types. + * + * @param type PB-TNC message type + * @param value PB-TNC message value + */ +pb_tnc_msg_t* pb_tnc_msg_create_from_data(pb_tnc_msg_type_t type, chunk_t value); + +#endif /** PB_TNC_MSG_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/state_machine/pb_tnc_state_machine.c b/src/libcharon/plugins/tnccs_20/state_machine/pb_tnc_state_machine.c new file mode 100644 index 000000000..a46dc0ab9 --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/state_machine/pb_tnc_state_machine.c @@ -0,0 +1,287 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "pb_tnc_state_machine.h" + +#include <debug.h> + +ENUM(pb_tnc_state_names, PB_STATE_INIT, PB_STATE_END, + "Init", + "Server Working", + "Client Working", + "Decided", + "End" +); + +/** + * PB-TNC State Machine (see section 3.2 of RFC 5793) + * + * Receive CRETRY SRETRY + * or SRETRY +----------------+ + * +--+ | | + * v | v | + * +---------+ CRETRY +---------+ + * CDATA | Server |<---------| Decided | CLOSE + * +----------->| Working |--------->| |-------+ + * | +---------+ RESULT +---------+ | + * | ^ | | v + * | | | +---------------------->======= + * ======== | | CLOSE " End " + * " Init " CDATA| |SDATA ======= + * ======== | | ^ ^ + * | | | v | | + * | | SDATA +---------+ CLOSE | | + * | +-------->| Client |----------------------+ | + * | | Working | | + * | +---------+ | + * | | ^ | + * | +--+ | + * | Receive CRETRY | + * | CLOSE | + * +--------------------------------------------------+ + */ + +typedef struct private_pb_tnc_state_machine_t private_pb_tnc_state_machine_t; + +/** + * Private data of a pb_tnc_state_machine_t object. + * + */ +struct private_pb_tnc_state_machine_t { + /** + * Public pb_pa_message_t interface. + */ + pb_tnc_state_machine_t public; + + /** + * PB-TNC Server if TRUE, PB-TNC Client if FALSE + */ + bool is_server; + + /** + * Current PB-TNC state + */ + pb_tnc_state_t state; +}; + +METHOD(pb_tnc_state_machine_t, get_state, pb_tnc_state_t, + private_pb_tnc_state_machine_t *this) +{ + return this->state; +} + +METHOD(pb_tnc_state_machine_t, receive_batch, bool, + private_pb_tnc_state_machine_t *this, pb_tnc_batch_type_t type) +{ + pb_tnc_state_t old_state = this->state; + + switch (this->state) + { + case PB_STATE_INIT: + if (this->is_server && type == PB_BATCH_CDATA) + { + this->state = PB_STATE_SERVER_WORKING; + break; + } + if (!this->is_server && type == PB_BATCH_SDATA) + { + this->state = PB_STATE_CLIENT_WORKING; + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_SERVER_WORKING: + if (!this->is_server && type == PB_BATCH_SDATA) + { + this->state = PB_STATE_CLIENT_WORKING; + break; + } + if (!this->is_server && type == PB_BATCH_RESULT) + { + this->state = PB_STATE_DECIDED; + break; + } + if ((this->is_server && type == PB_BATCH_CRETRY) || + (!this->is_server && type == PB_BATCH_SRETRY)) + { + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_CLIENT_WORKING: + if (this->is_server && type == PB_BATCH_CDATA) + { + this->state = PB_STATE_SERVER_WORKING; + break; + } + if (this->is_server && type == PB_BATCH_CRETRY) + { + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_DECIDED: + if ((this->is_server && type == PB_BATCH_CRETRY) || + (!this->is_server && type == PB_BATCH_SRETRY)) + { + this->state = PB_STATE_SERVER_WORKING; + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_END: + if (type == PB_BATCH_CLOSE) + { + break; + } + return FALSE; + } + + if (this->state != old_state) + { + DBG2(DBG_TNC, "PB-TNC state transition from '%N' to '%N'", + pb_tnc_state_names, old_state, pb_tnc_state_names, this->state); + } + return TRUE; +} + +METHOD(pb_tnc_state_machine_t, send_batch, bool, + private_pb_tnc_state_machine_t *this, pb_tnc_batch_type_t type) +{ + pb_tnc_state_t old_state = this->state; + + switch (this->state) + { + case PB_STATE_INIT: + if (!this->is_server && type == PB_BATCH_CDATA) + { + this->state = PB_STATE_SERVER_WORKING; + break; + } + if (this->is_server && type == PB_BATCH_SDATA) + { + this->state = PB_STATE_CLIENT_WORKING; + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_SERVER_WORKING: + if (this->is_server && type == PB_BATCH_SDATA) + { + this->state = PB_STATE_CLIENT_WORKING; + break; + } + if (this->is_server && type == PB_BATCH_RESULT) + { + this->state = PB_STATE_DECIDED; + break; + } + if (this->is_server && type == PB_BATCH_SRETRY) + { + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_CLIENT_WORKING: + if (!this->is_server && type == PB_BATCH_CDATA) + { + this->state = PB_STATE_SERVER_WORKING; + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_DECIDED: + if ((this->is_server && type == PB_BATCH_SRETRY) || + (!this->is_server && type == PB_BATCH_CRETRY)) + { + this->state = PB_STATE_SERVER_WORKING; + break; + } + if (type == PB_BATCH_CLOSE) + { + this->state = PB_STATE_END; + break; + } + return FALSE; + case PB_STATE_END: + if (type == PB_BATCH_CLOSE) + { + break; + } + return FALSE; + } + + if (this->state != old_state) + { + DBG2(DBG_TNC, "PB-TNC state transition from '%N' to '%N'", + pb_tnc_state_names, old_state, pb_tnc_state_names, this->state); + } + return TRUE; +} + +METHOD(pb_tnc_state_machine_t, destroy, void, + private_pb_tnc_state_machine_t *this) +{ + free(this); +} + +/** + * See header + */ +pb_tnc_state_machine_t* pb_tnc_state_machine_create(bool is_server) +{ + private_pb_tnc_state_machine_t *this; + + INIT(this, + .public = { + .get_state = _get_state, + .receive_batch = _receive_batch, + .send_batch = _send_batch, + .destroy = _destroy, + }, + .is_server = is_server, + .state = PB_STATE_INIT, + ); + + return &this->public; +} diff --git a/src/libcharon/plugins/tnccs_20/state_machine/pb_tnc_state_machine.h b/src/libcharon/plugins/tnccs_20/state_machine/pb_tnc_state_machine.h new file mode 100644 index 000000000..8076b6ded --- /dev/null +++ b/src/libcharon/plugins/tnccs_20/state_machine/pb_tnc_state_machine.h @@ -0,0 +1,88 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup pb_tnc_state_machine pb_tnc_state_machine + * @{ @ingroup tnccs_20 + */ + +#ifndef PB_TNC_STATE_MACHINE_H_ +#define PB_TNC_STATE_MACHINE_H_ + +typedef struct pb_tnc_state_machine_t pb_tnc_state_machine_t; +typedef enum pb_tnc_state_t pb_tnc_state_t; + +#include "batch/pb_tnc_batch.h" + +#include <library.h> + +/** + * PB-TNC States (state machine) as defined in section 3.2 of RFC 5793 + */ +enum pb_tnc_state_t { + PB_STATE_INIT, + PB_STATE_SERVER_WORKING, + PB_STATE_CLIENT_WORKING, + PB_STATE_DECIDED, + PB_STATE_END, +}; + +/** + * enum name for pb_tnc_state_t. + */ +extern enum_name_t *pb_tnc_state_names; + +/** + * Interface for the PB-TNC state machine. + */ +struct pb_tnc_state_machine_t { + + /** + * Get the current PB-TNC STATE + * + * @return current state + */ + pb_tnc_state_t (*get_state)(pb_tnc_state_machine_t *this); + + /** + * Compute state transition due to received PB-TNC Batch + * + * @param type type of received batch + * @result TRUE if a valid transition was found, FALSE otherwise + */ + bool (*receive_batch)(pb_tnc_state_machine_t *this, pb_tnc_batch_type_t type); + + /** + * Compute state transition due to sent PB-TNC Batch + * + * @param type type of sent batch + * @result TRUE if a valid transition was found, FALSE otherwise + */ + bool (*send_batch)(pb_tnc_state_machine_t *this, pb_tnc_batch_type_t type); + + /** + * Destroys a pb_tnc_state_machine_t object. + */ + void (*destroy)(pb_tnc_state_machine_t *this); +}; + +/** + * Create and initialize a PB-TNC state machine + * + * @param is_server TRUE if PB-TNC server, FALSE if PB-TNC client + */ +pb_tnc_state_machine_t* pb_tnc_state_machine_create(bool is_server); + +#endif /** PB_TNC_STATE_MACHINE_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_20/tnccs_20.c b/src/libcharon/plugins/tnccs_20/tnccs_20.c index 2bd1bc476..d53fd8eb7 100644 --- a/src/libcharon/plugins/tnccs_20/tnccs_20.c +++ b/src/libcharon/plugins/tnccs_20/tnccs_20.c @@ -1,4 +1,5 @@ /* + * Copyright (C) 2010 Sansar Choinyanbuu * Copyright (C) 2010 Andreas Steffen * HSR Hochschule fuer Technik Rapperswil * @@ -14,10 +15,23 @@ */ #include "tnccs_20.h" +#include "batch/pb_tnc_batch.h" +#include "messages/pb_tnc_msg.h" +#include "messages/pb_pa_msg.h" +#include "messages/pb_error_msg.h" +#include "messages/pb_assessment_result_msg.h" +#include "messages/pb_access_recommendation_msg.h" +#include "messages/pb_remediation_parameters_msg.h" +#include "messages/pb_reason_string_msg.h" +#include "messages/pb_language_preference_msg.h" +#include "state_machine/pb_tnc_state_machine.h" #include <debug.h> - -static chunk_t tncc_output; +#include <daemon.h> +#include <threading/mutex.h> +#include <tnc/tncif.h> +#include <tnc/tncifimv.h> +#include <tnc/tnccs/tnccs.h> typedef struct private_tnccs_20_t private_tnccs_20_t; @@ -35,18 +49,541 @@ struct private_tnccs_20_t { * TNCC if TRUE, TNCS if FALSE */ bool is_server; + + /** + * PB-TNC State Machine + */ + pb_tnc_state_machine_t *state_machine; + + /** + * Connection ID assigned to this TNCCS connection + */ + TNC_ConnectionID connection_id; + + /** + * PB-TNC batch being constructed + */ + pb_tnc_batch_t *batch; + + /** + * Mutex locking the batch in construction + */ + mutex_t *mutex; + + /** + * Flag set while processing + */ + bool fatal_error; + + /** + * Flag set by IMC/IMV RequestHandshakeRetry() function + */ + bool request_handshake_retry; + + /** + * Set of IMV recommendations (TNC Server only) + */ + recommendations_t *recs; }; +METHOD(tnccs_t, send_msg, void, + private_tnccs_20_t* this, TNC_IMCID imc_id, TNC_IMVID imv_id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type) +{ + TNC_MessageSubtype msg_sub_type; + TNC_VendorID msg_vendor_id; + pb_tnc_msg_t *pb_tnc_msg; + pb_tnc_batch_type_t batch_type; + + msg_sub_type = msg_type & TNC_SUBTYPE_ANY; + msg_vendor_id = (msg_type >> 8) & TNC_VENDORID_ANY; + + pb_tnc_msg = pb_pa_msg_create(msg_vendor_id, msg_sub_type, imc_id, imv_id, + chunk_create(msg, msg_len)); + + /* adding PA message to SDATA or CDATA batch only */ + batch_type = this->is_server ? PB_BATCH_SDATA : PB_BATCH_CDATA; + this->mutex->lock(this->mutex); + if (!this->batch) + { + this->batch = pb_tnc_batch_create(this->is_server, batch_type); + } + if (this->batch->get_type(this->batch) == batch_type) + { + this->batch->add_msg(this->batch, pb_tnc_msg); + } + else + { + pb_tnc_msg->destroy(pb_tnc_msg); + } + this->mutex->unlock(this->mutex); +} + +/** + * Handle a single PB-TNC message according to its type + */ +static void handle_message(private_tnccs_20_t *this, pb_tnc_msg_t *msg) +{ + switch (msg->get_type(msg)) + { + case PB_MSG_EXPERIMENTAL: + /* nothing to do */ + break; + case PB_MSG_PA: + { + pb_pa_msg_t *pa_msg; + TNC_MessageType msg_type; + u_int32_t vendor_id, subtype; + chunk_t msg_body; + + pa_msg = (pb_pa_msg_t*)msg; + vendor_id = pa_msg->get_vendor_id(pa_msg, &subtype); + msg_type = (vendor_id << 8) | (subtype & 0xff); + msg_body = pa_msg->get_body(pa_msg); + + DBG2(DBG_TNC, "handling PB-PA message type 0x%08x", msg_type); + + if (this->is_server) + { + charon->imvs->receive_message(charon->imvs, + this->connection_id, msg_body.ptr, msg_body.len, msg_type); + } + else + { + charon->imcs->receive_message(charon->imcs, + this->connection_id, msg_body.ptr, msg_body.len,msg_type); + } + break; + } + case PB_MSG_ASSESSMENT_RESULT: + { + pb_assessment_result_msg_t *assess_msg; + u_int32_t result; + + assess_msg = (pb_assessment_result_msg_t*)msg; + result = assess_msg->get_assessment_result(assess_msg); + DBG1(DBG_TNC, "PB-TNC assessment result is '%N'", + TNC_IMV_Evaluation_Result_names, result); + break; + } + case PB_MSG_ACCESS_RECOMMENDATION: + { + pb_access_recommendation_msg_t *rec_msg; + pb_access_recommendation_code_t rec; + TNC_ConnectionState state = TNC_CONNECTION_STATE_ACCESS_NONE; + + rec_msg = (pb_access_recommendation_msg_t*)msg; + rec = rec_msg->get_access_recommendation(rec_msg); + DBG1(DBG_TNC, "PB-TNC access recommendation is '%N'", + pb_access_recommendation_code_names, rec); + switch (rec) + { + case PB_REC_ACCESS_ALLOWED: + state = TNC_CONNECTION_STATE_ACCESS_ALLOWED; + break; + case PB_REC_ACCESS_DENIED: + state = TNC_CONNECTION_STATE_ACCESS_NONE; + break; + case PB_REC_QUARANTINED: + state = TNC_CONNECTION_STATE_ACCESS_ISOLATED; + } + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, state); + break; + } + case PB_MSG_REMEDIATION_PARAMETERS: + { + /* TODO : Remediation parameters message processing */ + break; + } + case PB_MSG_ERROR: + { + pb_error_msg_t *err_msg; + bool fatal; + u_int32_t vendor_id; + u_int16_t error_code; + + err_msg = (pb_error_msg_t*)msg; + fatal = err_msg->get_fatal_flag(err_msg); + vendor_id = err_msg->get_vendor_id(err_msg); + error_code = err_msg->get_error_code(err_msg); + + if (fatal) + { + this->fatal_error = TRUE; + } + + if (vendor_id == IETF_VENDOR_ID) + { + switch (error_code) + { + case PB_ERROR_INVALID_PARAMETER: + case PB_ERROR_UNSUPPORTED_MANDATORY_MSG: + DBG1(DBG_TNC, "received %s PB-TNC error '%N' " + "(offset %u bytes)", + fatal ? "fatal" : "non-fatal", + pb_tnc_error_code_names, error_code, + err_msg->get_offset(err_msg)); + break; + case PB_ERROR_VERSION_NOT_SUPPORTED: + DBG1(DBG_TNC, "received %s PB-TNC error '%N' " + "caused by bad version 0x%02x", + fatal ? "fatal" : "non-fatal", + pb_tnc_error_code_names, error_code, + err_msg->get_bad_version(err_msg)); + break; + case PB_ERROR_UNEXPECTED_BATCH_TYPE: + case PB_ERROR_LOCAL_ERROR: + default: + DBG1(DBG_TNC, "received %s PB-TNC error '%N'", + fatal ? "fatal" : "non-fatal", + pb_tnc_error_code_names, error_code); + break; + } + } + else + { + DBG1(DBG_TNC, "received %s PB-TNC error (%u) " + "with Vendor ID 0x%06x", + fatal ? "fatal" : "non-fatal", + error_code, vendor_id); + } + break; + } + case PB_MSG_LANGUAGE_PREFERENCE: + { + pb_language_preference_msg_t *lang_msg; + chunk_t lang; + + lang_msg = (pb_language_preference_msg_t*)msg; + lang = lang_msg->get_language_preference(lang_msg); + + DBG2(DBG_TNC, "setting language preference to '%.*s'", + lang.len, lang.ptr); + this->recs->set_preferred_language(this->recs, lang); + break; + } + case PB_MSG_REASON_STRING: + { + pb_reason_string_msg_t *reason_msg; + chunk_t reason_string, language_code; + + reason_msg = (pb_reason_string_msg_t*)msg; + reason_string = reason_msg->get_reason_string(reason_msg); + language_code = reason_msg->get_language_code(reason_msg); + DBG2(DBG_TNC, "reason string is '%.*s", reason_string.len, + reason_string.ptr); + DBG2(DBG_TNC, "language code is '%.*s", language_code.len, + language_code.ptr); + break; + } + default: + break; + } +} + +/** + * Build a CRETRY or SRETRY batch + */ +static void build_retry_batch(private_tnccs_20_t *this) +{ + if (this->batch) + { + DBG1(DBG_TNC, "cancelling PB-TNC %N batch", + pb_tnc_batch_type_names, this->batch->get_type(this->batch)); + this->batch->destroy(this->batch); + } + this->batch = pb_tnc_batch_create(this->is_server, + this->is_server ? PB_BATCH_SRETRY : PB_BATCH_CRETRY); +} + METHOD(tls_t, process, status_t, private_tnccs_20_t *this, void *buf, size_t buflen) { + chunk_t data; + pb_tnc_batch_t *batch; + pb_tnc_msg_t *msg; + enumerator_t *enumerator; + status_t status; + + if (this->is_server && !this->connection_id) + { + this->connection_id = charon->tnccs->create_connection(charon->tnccs, + (tnccs_t*)this, _send_msg, + &this->request_handshake_retry, &this->recs); + if (!this->connection_id) + { + return FAILED; + } + charon->imvs->notify_connection_change(charon->imvs, + this->connection_id, TNC_CONNECTION_STATE_CREATE); + } + + data = chunk_create(buf, buflen); + DBG1(DBG_TNC, "received TNCCS batch (%u bytes) for Connection ID %u", + data.len, this->connection_id); + DBG3(DBG_TNC, "%B", &data); + batch = pb_tnc_batch_create_from_data(this->is_server, data); + status = batch->process(batch, this->state_machine); + + if (status != FAILED) + { + enumerator_t *enumerator; + pb_tnc_msg_t *msg; + pb_tnc_batch_type_t batch_type; + bool empty = TRUE; + + batch_type = batch->get_type(batch); + + if (batch_type == PB_BATCH_CRETRY) + { + /* Send an SRETRY batch in response */ + this->mutex->lock(this->mutex); + build_retry_batch(this); + this->mutex->unlock(this->mutex); + } + else if (batch_type == PB_BATCH_SRETRY) + { + /* Restart the measurements */ + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, TNC_CONNECTION_STATE_HANDSHAKE); + charon->imcs->begin_handshake(charon->imcs, this->connection_id); + } + + enumerator = batch->create_msg_enumerator(batch); + while (enumerator->enumerate(enumerator, &msg)) + { + handle_message(this, msg); + empty = FALSE; + } + enumerator->destroy(enumerator); + + /* received an empty CLOSE batch from PB-TNC client */ + if (this->is_server && batch_type == PB_BATCH_CLOSE && empty) + { + batch->destroy(batch); + if (this->fatal_error) + { + DBG1(DBG_TNC, "a fatal PB-TNC error occurred, " + "terminating connection"); + return FAILED; + } + else + { + return SUCCESS; + } + } + + if (this->is_server) + { + charon->imvs->batch_ending(charon->imvs, this->connection_id); + } + else + { + charon->imcs->batch_ending(charon->imcs, this->connection_id); + } + } + + switch (status) + { + case FAILED: + this->fatal_error = TRUE; + this->mutex->lock(this->mutex); + if (this->batch) + { + DBG1(DBG_TNC, "cancelling PB-TNC %N batch", + pb_tnc_batch_type_names, this->batch->get_type(this->batch)); + this->batch->destroy(this->batch); + } + this->batch = pb_tnc_batch_create(this->is_server, PB_BATCH_CLOSE); + this->mutex->unlock(this->mutex); + /* fall through to add error messages to outbound batch */ + case VERIFY_ERROR: + enumerator = batch->create_error_enumerator(batch); + while (enumerator->enumerate(enumerator, &msg)) + { + this->mutex->lock(this->mutex); + this->batch->add_msg(this->batch, msg->get_ref(msg)); + this->mutex->unlock(this->mutex); + } + enumerator->destroy(enumerator); + break; + case SUCCESS: + default: + break; + } + batch->destroy(batch); + return NEED_MORE; } +/** + * Build a RESULT batch if a final recommendation is available + */ +static void check_and_build_recommendation(private_tnccs_20_t *this) +{ + TNC_IMV_Action_Recommendation rec; + TNC_IMV_Evaluation_Result eval; + TNC_IMVID id; + chunk_t reason, language; + enumerator_t *enumerator; + pb_tnc_msg_t *msg; + + if (!this->recs->have_recommendation(this->recs, &rec, &eval)) + { + charon->imvs->solicit_recommendation(charon->imvs, this->connection_id); + } + if (this->recs->have_recommendation(this->recs, &rec, &eval)) + { + this->batch = pb_tnc_batch_create(this->is_server, PB_BATCH_RESULT); + + msg = pb_assessment_result_msg_create(eval); + this->batch->add_msg(this->batch, msg); + + /** + * IMV Action Recommendation and PB Access Recommendation codes + * are shifted by one. + */ + msg = pb_access_recommendation_msg_create(rec + 1); + this->batch->add_msg(this->batch, msg); + + enumerator = this->recs->create_reason_enumerator(this->recs); + while (enumerator->enumerate(enumerator, &id, &reason, &language)) + { + msg = pb_reason_string_msg_create(reason, language); + this->batch->add_msg(this->batch, msg); + } + enumerator->destroy(enumerator); + } +} + METHOD(tls_t, build, status_t, private_tnccs_20_t *this, void *buf, size_t *buflen, size_t *msglen) { - return ALREADY_DONE; + status_t status; + + /* Initialize the connection */ + if (!this->is_server && !this->connection_id) + { + pb_tnc_msg_t *msg; + char *pref_lang; + + this->connection_id = charon->tnccs->create_connection(charon->tnccs, + (tnccs_t*)this, _send_msg, + &this->request_handshake_retry, NULL); + if (!this->connection_id) + { + return FAILED; + } + + /* Create PB-TNC Language Preference message */ + pref_lang = charon->imcs->get_preferred_language(charon->imcs); + msg = pb_language_preference_msg_create(chunk_create(pref_lang, + strlen(pref_lang))); + this->mutex->lock(this->mutex); + this->batch = pb_tnc_batch_create(this->is_server, PB_BATCH_CDATA); + this->batch->add_msg(this->batch, msg); + this->mutex->unlock(this->mutex); + + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, TNC_CONNECTION_STATE_CREATE); + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, TNC_CONNECTION_STATE_HANDSHAKE); + charon->imcs->begin_handshake(charon->imcs, this->connection_id); + } + + if (this->is_server && this->fatal_error && + this->state_machine->get_state(this->state_machine) == PB_STATE_END) + { + DBG1(DBG_TNC, "a fatal PB-TNC error occurred, terminating connection"); + return FAILED; + } + + /* Do not allow any asynchronous IMCs or IMVs to add additional messages */ + this->mutex->lock(this->mutex); + + if (this->request_handshake_retry) + { + build_retry_batch(this); + + /* Reset the flag for the next handshake retry request */ + this->request_handshake_retry = FALSE; + } + + if (!this->batch) + { + pb_tnc_state_t state; + + state = this->state_machine->get_state(this->state_machine); + if (this->is_server) + { + if (state == PB_STATE_SERVER_WORKING) + { + check_and_build_recommendation(this); + } + } + else + { + /** + * if the DECIDED state has been reached and no CRETRY is under way + * or if a CLOSE batch with error messages has been received, + * a PB-TNC client replies with an empty CLOSE batch. + */ + if (state == PB_STATE_DECIDED || state == PB_STATE_END) + { + this->batch = pb_tnc_batch_create(this->is_server, PB_BATCH_CLOSE); + } + } + } + + if (this->batch) + { + pb_tnc_batch_type_t batch_type; + chunk_t data; + + batch_type = this->batch->get_type(this->batch); + + if (this->state_machine->send_batch(this->state_machine, batch_type)) + { + this->batch->build(this->batch); + data = this->batch->get_encoding(this->batch); + DBG1(DBG_TNC, "sending PB-TNC %N batch (%d bytes) for Connection ID %u", + pb_tnc_batch_type_names, batch_type, data.len, + this->connection_id); + DBG3(DBG_TNC, "%B", &data); + *msglen = data.len; + + if (data.len > *buflen) + { + DBG1(DBG_TNC, "fragmentation of PB-TNC batch not supported yet"); + } + else + { + *buflen = data.len; + } + memcpy(buf, data.ptr, *buflen); + status = ALREADY_DONE; + } + else + { + DBG1(DBG_TNC, "cancelling unexpected PB-TNC batch type: %N", + pb_tnc_batch_type_names, batch_type); + status = INVALID_STATE; + } + + this->batch->destroy(this->batch); + this->batch = NULL; + } + else + { + DBG1(DBG_TNC, "no PB-TNC batch to send"); + status = INVALID_STATE; + } + this->mutex->unlock(this->mutex); + + return status; } METHOD(tls_t, is_server, bool, @@ -64,7 +601,21 @@ METHOD(tls_t, get_purpose, tls_purpose_t, METHOD(tls_t, is_complete, bool, private_tnccs_20_t *this) { - return FALSE; + TNC_IMV_Action_Recommendation rec; + TNC_IMV_Evaluation_Result eval; + + if (this->recs && this->recs->have_recommendation(this->recs, &rec, &eval)) + { + DBG2(DBG_TNC, "Final recommendation is '%N' and evaluation is '%N'", + TNC_IMV_Action_Recommendation_names, rec, + TNC_IMV_Evaluation_Result_names, eval); + + return charon->imvs->enforce_recommendation(charon->imvs, rec); + } + else + { + return FALSE; + } } METHOD(tls_t, get_eap_msk, chunk_t, @@ -76,6 +627,20 @@ METHOD(tls_t, get_eap_msk, chunk_t, METHOD(tls_t, destroy, void, private_tnccs_20_t *this) { + if (this->is_server) + { + charon->imvs->notify_connection_change(charon->imvs, + this->connection_id, TNC_CONNECTION_STATE_DELETE); + } + else + { + charon->imcs->notify_connection_change(charon->imcs, + this->connection_id, TNC_CONNECTION_STATE_DELETE); + } + charon->tnccs->remove_connection(charon->tnccs, this->connection_id); + this->state_machine->destroy(this->state_machine); + this->mutex->destroy(this->mutex); + DESTROY_IF(this->batch); free(this); } @@ -97,6 +662,8 @@ tls_t *tnccs_20_create(bool is_server) .destroy = _destroy, }, .is_server = is_server, + .state_machine = pb_tnc_state_machine_create(is_server), + .mutex = mutex_create(MUTEX_TYPE_DEFAULT), ); return &this->public; diff --git a/src/libcharon/plugins/tnccs_dynamic/Makefile.am b/src/libcharon/plugins/tnccs_dynamic/Makefile.am new file mode 100644 index 000000000..9a81d065f --- /dev/null +++ b/src/libcharon/plugins/tnccs_dynamic/Makefile.am @@ -0,0 +1,17 @@ + +INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \ + -I$(top_srcdir)/src/libcharon -I$(top_srcdir)/src/libtls + +AM_CFLAGS = -rdynamic + +if MONOLITHIC +noinst_LTLIBRARIES = libstrongswan-tnccs-dynamic.la +else +plugin_LTLIBRARIES = libstrongswan-tnccs-dynamic.la +libstrongswan_tnccs_dynamic_la_LIBADD = $(top_builddir)/src/libtls/libtls.la +endif + +libstrongswan_tnccs_dynamic_la_SOURCES = \ + tnccs_dynamic_plugin.h tnccs_dynamic_plugin.c tnccs_dynamic.h tnccs_dynamic.c + +libstrongswan_tnccs_dynamic_la_LDFLAGS = -module -avoid-version diff --git a/src/libcharon/plugins/tnccs_dynamic/Makefile.in b/src/libcharon/plugins/tnccs_dynamic/Makefile.in new file mode 100644 index 000000000..722da2830 --- /dev/null +++ b/src/libcharon/plugins/tnccs_dynamic/Makefile.in @@ -0,0 +1,607 @@ +# Makefile.in generated by automake 1.11.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, +# Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = 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"$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES) + +maintainer-clean-generic: + @echo "This command is intended for maintainers to use" + @echo "it deletes files that may require special tools to rebuild." +clean: clean-am + +clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \ + clean-pluginLTLIBRARIES mostlyclean-am + +distclean: distclean-am + -rm -rf ./$(DEPDIR) + -rm -f Makefile +distclean-am: clean-am distclean-compile distclean-generic \ + distclean-tags + +dvi: dvi-am + +dvi-am: + +html: html-am + +html-am: + +info: info-am + +info-am: + +install-data-am: install-pluginLTLIBRARIES + +install-dvi: install-dvi-am + +install-dvi-am: + +install-exec-am: + +install-html: install-html-am + +install-html-am: + +install-info: install-info-am + +install-info-am: + +install-man: + +install-pdf: install-pdf-am + +install-pdf-am: + +install-ps: install-ps-am + +install-ps-am: + +installcheck-am: + +maintainer-clean: maintainer-clean-am + -rm -rf ./$(DEPDIR) + 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mostlyclean-compile mostlyclean-generic mostlyclean-libtool \ + pdf pdf-am ps ps-am tags uninstall uninstall-am \ + uninstall-pluginLTLIBRARIES + + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic.c b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic.c new file mode 100644 index 000000000..b7985fa51 --- /dev/null +++ b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic.c @@ -0,0 +1,146 @@ +/* + * Copyright (C) 2011 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_dynamic.h" + +#include <tnc/tnccs/tnccs.h> +#include <daemon.h> + +typedef struct private_tnccs_dynamic_t private_tnccs_dynamic_t; + +/** + * Private data of a tnccs_dynamic_t object. + */ +struct private_tnccs_dynamic_t { + + /** + * Public tls_t interface. + */ + tls_t public; + + /** + * Detected TNC IF-TNCCS stack + */ + tls_t *tls; +}; + +/** + * Determine the version of the IF-TNCCS protocol used by analyzing the first + * byte of the TNCCS batch received from a TNC Client according to the rules + * defined by section 3.5 "Interoperability with older IF-TNCCS versions" of + * the TCG TNC IF-TNCCS TLV Bindings Version 2.0 standard. + */ +tnccs_type_t determine_tnccs_protocol(char version) +{ + switch (version) + { + case '\t': + case '\n': + case '\r': + case ' ': + case '<': + return TNCCS_1_1; + case 0x00: + return TNCCS_SOH; + case 0x02: + return TNCCS_2_0; + default: + return TNCCS_UNKNOWN; + } +} + +METHOD(tls_t, process, status_t, + private_tnccs_dynamic_t *this, void *buf, size_t buflen) +{ + tnccs_type_t type; + + if (!this->tls) + { + if (buflen == 0) + { + return FAILED; + } + type = determine_tnccs_protocol(*(char*)buf); + DBG1(DBG_TNC, "%N protocol detected dynamically", + tnccs_type_names, type); + this->tls = (tls_t*)charon->tnccs->create_instance(charon->tnccs, + type, TRUE); + if (!this->tls) + { + DBG1(DBG_TNC, "N% protocol not supported", tnccs_type_names, type); + return FAILED; + } + } + return this->tls->process(this->tls, buf, buflen); +} + +METHOD(tls_t, build, status_t, + private_tnccs_dynamic_t *this, void *buf, size_t *buflen, size_t *msglen) +{ + return this->tls->build(this->tls, buf, buflen, msglen); +} + +METHOD(tls_t, is_server, bool, + private_tnccs_dynamic_t *this) +{ + return TRUE; +} + +METHOD(tls_t, get_purpose, tls_purpose_t, + private_tnccs_dynamic_t *this) +{ + return TLS_PURPOSE_EAP_TNC; +} + +METHOD(tls_t, is_complete, bool, + private_tnccs_dynamic_t *this) +{ + return this->tls ? this->tls->is_complete(this->tls) : FALSE; +} + +METHOD(tls_t, get_eap_msk, chunk_t, + private_tnccs_dynamic_t *this) +{ + return chunk_empty; +} + +METHOD(tls_t, destroy, void, + private_tnccs_dynamic_t *this) +{ + DESTROY_IF(this->tls); + free(this); +} + +/** + * See header + */ +tls_t *tnccs_dynamic_create(bool is_server) +{ + private_tnccs_dynamic_t *this; + + INIT(this, + .public = { + .process = _process, + .build = _build, + .is_server = _is_server, + .get_purpose = _get_purpose, + .is_complete = _is_complete, + .get_eap_msk = _get_eap_msk, + .destroy = _destroy, + }, + ); + + return &this->public; +} diff --git a/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic.h b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic.h new file mode 100644 index 000000000..42410b17f --- /dev/null +++ b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic.h @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2011 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_dynamic_h tnccs_dynamic + * @{ @ingroup tnccs_dynamic + */ + +#ifndef TNCCS_DYNAMIC_H_ +#define TNCCS_DYNAMIC_H_ + +#include <library.h> + +#include <tls.h> + +/** + * Create an instance of a dynamic TNC IF-TNCCS protocol handler. + * + * @param is_server TRUE to act as TNC Server, FALSE for TNC Client + * @return dynamic TNC IF-TNCCS protocol stack + */ +tls_t *tnccs_dynamic_create(bool is_server); + +#endif /** TNCCS_DYNAMIC_H_ @}*/ diff --git a/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic_plugin.c b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic_plugin.c new file mode 100644 index 000000000..dbbf222e0 --- /dev/null +++ b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic_plugin.c @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2011 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_dynamic_plugin.h" +#include "tnccs_dynamic.h" + +#include <daemon.h> + +METHOD(plugin_t, destroy, void, + tnccs_dynamic_plugin_t *this) +{ + charon->tnccs->remove_method(charon->tnccs, + (tnccs_constructor_t)tnccs_dynamic_create); + free(this); +} + +/* + * see header file + */ +plugin_t *tnccs_dynamic_plugin_create() +{ + tnccs_dynamic_plugin_t *this; + + INIT(this, + .plugin = { + .destroy = _destroy, + }, + ); + + charon->tnccs->add_method(charon->tnccs, TNCCS_DYNAMIC, + (tnccs_constructor_t)tnccs_dynamic_create); + + return &this->plugin; +} + diff --git a/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic_plugin.h b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic_plugin.h new file mode 100644 index 000000000..b518e1278 --- /dev/null +++ b/src/libcharon/plugins/tnccs_dynamic/tnccs_dynamic_plugin.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2011 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_dynamic tnccs_dynamic + * @ingroup cplugins + * + * @defgroup tnccs_dynamic_plugin tnccs_dynamic_plugin + * @{ @ingroup tnccs_dynamic + */ + +#ifndef TNCCS_DYNAMIC_PLUGIN_H_ +#define TNCCS_DYNAMIC_PLUGIN_H_ + +#include <plugins/plugin.h> + +typedef struct tnccs_dynamic_plugin_t tnccs_dynamic_plugin_t; + +/** + * EAP-TNC plugin + */ +struct tnccs_dynamic_plugin_t { + + /** + * implements plugin interface + */ + plugin_t plugin; +}; + +#endif /** TNCCS_DYNAMIC_PLUGIN_H_ @}*/ diff --git a/src/libcharon/plugins/uci/Makefile.in b/src/libcharon/plugins/uci/Makefile.in index 9cb5f794a..f7162d800 100644 --- a/src/libcharon/plugins/uci/Makefile.in +++ b/src/libcharon/plugins/uci/Makefile.in @@ -220,9 +220,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -261,6 +259,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/uci/uci_config.c b/src/libcharon/plugins/uci/uci_config.c index ddddae782..4e43388ec 100644 --- a/src/libcharon/plugins/uci/uci_config.c +++ b/src/libcharon/plugins/uci/uci_config.c @@ -196,8 +196,8 @@ static bool peer_enumerator_enumerate(peer_enumerator_t *this, peer_cfg_t **cfg) this->peer_cfg->add_auth_cfg(this->peer_cfg, auth, FALSE); child_cfg = child_cfg_create(name, &lifetime, NULL, TRUE, MODE_TUNNEL, - ACTION_NONE, ACTION_NONE, FALSE, 0, 0, - NULL, NULL); + ACTION_NONE, ACTION_NONE, ACTION_NONE, + FALSE, 0, 0, NULL, NULL, 0); child_cfg->add_proposal(child_cfg, create_proposal(esp_proposal, PROTO_ESP)); child_cfg->add_traffic_selector(child_cfg, TRUE, create_ts(local_net)); child_cfg->add_traffic_selector(child_cfg, FALSE, create_ts(remote_net)); diff --git a/src/libcharon/plugins/unit_tester/Makefile.in b/src/libcharon/plugins/unit_tester/Makefile.in index 47fff7e1d..5fa749e56 100644 --- a/src/libcharon/plugins/unit_tester/Makefile.in +++ b/src/libcharon/plugins/unit_tester/Makefile.in @@ -226,9 +226,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -267,6 +265,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/plugins/updown/Makefile.in b/src/libcharon/plugins/updown/Makefile.in index e93955d71..5dd2dc843 100644 --- a/src/libcharon/plugins/updown/Makefile.in +++ b/src/libcharon/plugins/updown/Makefile.in @@ -222,9 +222,7 @@ includedir = @includedir@ infodir = @infodir@ install_sh = @install_sh@ ipsecdir = @ipsecdir@ -ipsecgid = @ipsecgid@ ipsecgroup = @ipsecgroup@ -ipsecuid = @ipsecuid@ ipsecuser = @ipsecuser@ libcharon_plugins = @libcharon_plugins@ libdir = @libdir@ @@ -263,6 +261,8 @@ sbindir = @sbindir@ scepclient_plugins = @scepclient_plugins@ scripts_plugins = @scripts_plugins@ sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ srcdir = @srcdir@ strongswan_conf = @strongswan_conf@ sysconfdir = @sysconfdir@ diff --git a/src/libcharon/processing/jobs/acquire_job.c b/src/libcharon/processing/jobs/acquire_job.c index 45ace9312..3544dd332 100644 --- a/src/libcharon/processing/jobs/acquire_job.c +++ b/src/libcharon/processing/jobs/acquire_job.c @@ -45,20 +45,16 @@ struct private_acquire_job_t { traffic_selector_t *dst_ts; }; -/** - * Implementation of job_t.destroy. - */ -static void destroy(private_acquire_job_t *this) +METHOD(job_t, destroy, void, + private_acquire_job_t *this) { DESTROY_IF(this->src_ts); DESTROY_IF(this->dst_ts); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_acquire_job_t *this) +METHOD(job_t, execute, void, + private_acquire_job_t *this) { charon->traps->acquire(charon->traps, this->reqid, this->src_ts, this->dst_ts); @@ -72,14 +68,19 @@ acquire_job_t *acquire_job_create(u_int32_t reqid, traffic_selector_t *src_ts, traffic_selector_t *dst_ts) { - private_acquire_job_t *this = malloc_thing(private_acquire_job_t); - - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*)(job_t*)) destroy; + private_acquire_job_t *this; - this->reqid = reqid; - this->src_ts = src_ts; - this->dst_ts = dst_ts; + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .reqid = reqid, + .src_ts = src_ts, + .dst_ts = dst_ts, + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/delete_child_sa_job.c b/src/libcharon/processing/jobs/delete_child_sa_job.c index ca55721f2..29122cd03 100644 --- a/src/libcharon/processing/jobs/delete_child_sa_job.c +++ b/src/libcharon/processing/jobs/delete_child_sa_job.c @@ -46,18 +46,14 @@ struct private_delete_child_sa_job_t { u_int32_t spi; }; -/** - * Implementation of job_t.destroy. - */ -static void destroy(private_delete_child_sa_job_t *this) +METHOD(job_t, destroy, void, + private_delete_child_sa_job_t *this) { free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_delete_child_sa_job_t *this) +METHOD(job_t, execute, void, + private_delete_child_sa_job_t *this) { ike_sa_t *ike_sa; @@ -84,16 +80,19 @@ delete_child_sa_job_t *delete_child_sa_job_create(u_int32_t reqid, protocol_id_t protocol, u_int32_t spi) { - private_delete_child_sa_job_t *this = malloc_thing(private_delete_child_sa_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*)(job_t*)) destroy; - - /* private variables */ - this->reqid = reqid; - this->protocol = protocol; - this->spi = spi; + private_delete_child_sa_job_t *this; + + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .reqid = reqid, + .protocol = protocol, + .spi = spi, + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/delete_ike_sa_job.c b/src/libcharon/processing/jobs/delete_ike_sa_job.c index dffd08ba3..da3ecf06f 100644 --- a/src/libcharon/processing/jobs/delete_ike_sa_job.c +++ b/src/libcharon/processing/jobs/delete_ike_sa_job.c @@ -41,19 +41,15 @@ struct private_delete_ike_sa_job_t { }; -/** - * Implements job_t.destroy. - */ -static void destroy(private_delete_ike_sa_job_t *this) +METHOD(job_t, destroy, void, + private_delete_ike_sa_job_t *this) { this->ike_sa_id->destroy(this->ike_sa_id); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_delete_ike_sa_job_t *this) +METHOD(job_t, execute, void, + private_delete_ike_sa_job_t *this) { ike_sa_t *ike_sa; @@ -102,15 +98,18 @@ static void execute(private_delete_ike_sa_job_t *this) delete_ike_sa_job_t *delete_ike_sa_job_create(ike_sa_id_t *ike_sa_id, bool delete_if_established) { - private_delete_ike_sa_job_t *this = malloc_thing(private_delete_ike_sa_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*)(job_t *)) destroy;; + private_delete_ike_sa_job_t *this; - /* private variables */ - this->ike_sa_id = ike_sa_id->clone(ike_sa_id); - this->delete_if_established = delete_if_established; + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .ike_sa_id = ike_sa_id->clone(ike_sa_id), + .delete_if_established = delete_if_established, + ); return &(this->public); } diff --git a/src/libcharon/processing/jobs/migrate_job.c b/src/libcharon/processing/jobs/migrate_job.c index 05f47340c..5e7c7ae88 100644 --- a/src/libcharon/processing/jobs/migrate_job.c +++ b/src/libcharon/processing/jobs/migrate_job.c @@ -57,10 +57,8 @@ struct private_migrate_job_t { host_t *remote; }; -/** - * Implementation of job_t.destroy. - */ -static void destroy(private_migrate_job_t *this) +METHOD(job_t, destroy, void, + private_migrate_job_t *this) { DESTROY_IF(this->src_ts); DESTROY_IF(this->dst_ts); @@ -69,10 +67,8 @@ static void destroy(private_migrate_job_t *this) free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_migrate_job_t *this) +METHOD(job_t, execute, void, + private_migrate_job_t *this) { ike_sa_t *ike_sa = NULL; @@ -133,18 +129,21 @@ migrate_job_t *migrate_job_create(u_int32_t reqid, policy_dir_t dir, host_t *local, host_t *remote) { - private_migrate_job_t *this = malloc_thing(private_migrate_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*)(job_t*)) destroy; - - /* private variables */ - this->reqid = reqid; - this->src_ts = (dir == POLICY_OUT) ? src_ts : dst_ts; - this->dst_ts = (dir == POLICY_OUT) ? dst_ts : src_ts; - this->local = local; - this->remote = remote; + private_migrate_job_t *this; + + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .reqid = reqid, + .src_ts = (dir == POLICY_OUT) ? src_ts : dst_ts, + .dst_ts = (dir == POLICY_OUT) ? dst_ts : src_ts, + .local = local, + .remote = remote, + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/process_message_job.c b/src/libcharon/processing/jobs/process_message_job.c index a47d48e38..b6de4fc0f 100644 --- a/src/libcharon/processing/jobs/process_message_job.c +++ b/src/libcharon/processing/jobs/process_message_job.c @@ -35,19 +35,15 @@ struct private_process_message_job_t { message_t *message; }; -/** - * Implements job_t.destroy. - */ -static void destroy(private_process_message_job_t *this) +METHOD(job_t, destroy, void, + private_process_message_job_t *this) { this->message->destroy(this->message); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_process_message_job_t *this) +METHOD(job_t, execute, void, + private_process_message_job_t *this) { ike_sa_t *ike_sa; @@ -93,14 +89,17 @@ static void execute(private_process_message_job_t *this) */ process_message_job_t *process_message_job_create(message_t *message) { - private_process_message_job_t *this = malloc_thing(private_process_message_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void(*)(job_t*))destroy; + private_process_message_job_t *this; - /* private variables */ - this->message = message; + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .message = message, + ); return &(this->public); } diff --git a/src/libcharon/processing/jobs/rekey_child_sa_job.c b/src/libcharon/processing/jobs/rekey_child_sa_job.c index b797d181e..2bcee2ddf 100644 --- a/src/libcharon/processing/jobs/rekey_child_sa_job.c +++ b/src/libcharon/processing/jobs/rekey_child_sa_job.c @@ -45,18 +45,14 @@ struct private_rekey_child_sa_job_t { u_int32_t spi; }; -/** - * Implementation of job_t.destroy. - */ -static void destroy(private_rekey_child_sa_job_t *this) +METHOD(job_t, destroy, void, + private_rekey_child_sa_job_t *this) { free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_rekey_child_sa_job_t *this) +METHOD(job_t, execute, void, + private_rekey_child_sa_job_t *this) { ike_sa_t *ike_sa; @@ -82,16 +78,19 @@ rekey_child_sa_job_t *rekey_child_sa_job_create(u_int32_t reqid, protocol_id_t protocol, u_int32_t spi) { - private_rekey_child_sa_job_t *this = malloc_thing(private_rekey_child_sa_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*)(job_t*)) destroy; + private_rekey_child_sa_job_t *this; - /* private variables */ - this->reqid = reqid; - this->protocol = protocol; - this->spi = spi; + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .reqid = reqid, + .protocol = protocol, + .spi = spi, + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/rekey_ike_sa_job.c b/src/libcharon/processing/jobs/rekey_ike_sa_job.c index 5ec0b1b88..dc86ba9b3 100644 --- a/src/libcharon/processing/jobs/rekey_ike_sa_job.c +++ b/src/libcharon/processing/jobs/rekey_ike_sa_job.c @@ -39,19 +39,15 @@ struct private_rekey_ike_sa_job_t { bool reauth; }; -/** - * Implementation of job_t.destroy. - */ -static void destroy(private_rekey_ike_sa_job_t *this) +METHOD(job_t, destroy, void, + private_rekey_ike_sa_job_t *this) { this->ike_sa_id->destroy(this->ike_sa_id); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_rekey_ike_sa_job_t *this) +METHOD(job_t, execute, void, + private_rekey_ike_sa_job_t *this) { ike_sa_t *ike_sa; status_t status = SUCCESS; @@ -90,15 +86,18 @@ static void execute(private_rekey_ike_sa_job_t *this) */ rekey_ike_sa_job_t *rekey_ike_sa_job_create(ike_sa_id_t *ike_sa_id, bool reauth) { - private_rekey_ike_sa_job_t *this = malloc_thing(private_rekey_ike_sa_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*)(job_t*)) destroy; + private_rekey_ike_sa_job_t *this; - /* private variables */ - this->ike_sa_id = ike_sa_id->clone(ike_sa_id); - this->reauth = reauth; + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .ike_sa_id = ike_sa_id->clone(ike_sa_id), + .reauth = reauth, + ); return &(this->public); } diff --git a/src/libcharon/processing/jobs/retransmit_job.c b/src/libcharon/processing/jobs/retransmit_job.c index fc787f208..1c78abd27 100644 --- a/src/libcharon/processing/jobs/retransmit_job.c +++ b/src/libcharon/processing/jobs/retransmit_job.c @@ -40,19 +40,15 @@ struct private_retransmit_job_t { ike_sa_id_t *ike_sa_id; }; -/** - * Implements job_t.destroy. - */ -static void destroy(private_retransmit_job_t *this) +METHOD(job_t, destroy, void, + private_retransmit_job_t *this) { this->ike_sa_id->destroy(this->ike_sa_id); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_retransmit_job_t *this) +METHOD(job_t, execute, void, + private_retransmit_job_t *this) { ike_sa_t *ike_sa; @@ -79,15 +75,18 @@ static void execute(private_retransmit_job_t *this) */ retransmit_job_t *retransmit_job_create(u_int32_t message_id,ike_sa_id_t *ike_sa_id) { - private_retransmit_job_t *this = malloc_thing(private_retransmit_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*) (job_t *)) destroy; + private_retransmit_job_t *this; - /* private variables */ - this->message_id = message_id; - this->ike_sa_id = ike_sa_id->clone(ike_sa_id); + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .message_id = message_id, + .ike_sa_id = ike_sa_id->clone(ike_sa_id), + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/roam_job.c b/src/libcharon/processing/jobs/roam_job.c index adc884a8a..74ef8bd6d 100644 --- a/src/libcharon/processing/jobs/roam_job.c +++ b/src/libcharon/processing/jobs/roam_job.c @@ -38,18 +38,14 @@ struct private_roam_job_t { bool address; }; -/** - * Implements job_t.destroy. - */ -static void destroy(private_roam_job_t *this) +METHOD(job_t, destroy, void, + private_roam_job_t *this) { free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_roam_job_t *this) +METHOD(job_t, execute, void, + private_roam_job_t *this) { ike_sa_t *ike_sa; linked_list_t *list; @@ -94,12 +90,17 @@ static void execute(private_roam_job_t *this) */ roam_job_t *roam_job_create(bool address) { - private_roam_job_t *this = malloc_thing(private_roam_job_t); - - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*) (job_t *)) destroy; - - this->address = address; + private_roam_job_t *this; + + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .address = address, + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/send_dpd_job.c b/src/libcharon/processing/jobs/send_dpd_job.c index 1c2da52b8..47b525363 100644 --- a/src/libcharon/processing/jobs/send_dpd_job.c +++ b/src/libcharon/processing/jobs/send_dpd_job.c @@ -38,19 +38,15 @@ struct private_send_dpd_job_t { ike_sa_id_t *ike_sa_id; }; -/** - * Implements job_t.destroy. - */ -static void destroy(private_send_dpd_job_t *this) +METHOD(job_t, destroy, void, + private_send_dpd_job_t *this) { this->ike_sa_id->destroy(this->ike_sa_id); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_send_dpd_job_t *this) +METHOD(job_t, execute, void, + private_send_dpd_job_t *this) { ike_sa_t *ike_sa; @@ -75,14 +71,17 @@ static void execute(private_send_dpd_job_t *this) */ send_dpd_job_t *send_dpd_job_create(ike_sa_id_t *ike_sa_id) { - private_send_dpd_job_t *this = malloc_thing(private_send_dpd_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*) (job_t *)) destroy; + private_send_dpd_job_t *this; - /* private variables */ - this->ike_sa_id = ike_sa_id->clone(ike_sa_id); + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .ike_sa_id = ike_sa_id->clone(ike_sa_id), + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/send_keepalive_job.c b/src/libcharon/processing/jobs/send_keepalive_job.c index 3d02cea2e..8d98aad7e 100644 --- a/src/libcharon/processing/jobs/send_keepalive_job.c +++ b/src/libcharon/processing/jobs/send_keepalive_job.c @@ -38,19 +38,15 @@ struct private_send_keepalive_job_t { ike_sa_id_t *ike_sa_id; }; -/** - * Implements job_t.destroy. - */ -static void destroy(private_send_keepalive_job_t *this) +METHOD(job_t, destroy, void, + private_send_keepalive_job_t *this) { this->ike_sa_id->destroy(this->ike_sa_id); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_send_keepalive_job_t *this) +METHOD(job_t, execute, void, + private_send_keepalive_job_t *this) { ike_sa_t *ike_sa; @@ -69,14 +65,17 @@ static void execute(private_send_keepalive_job_t *this) */ send_keepalive_job_t *send_keepalive_job_create(ike_sa_id_t *ike_sa_id) { - private_send_keepalive_job_t *this = malloc_thing(private_send_keepalive_job_t); - - /* interface functions */ - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*) (job_t *)) destroy; + private_send_keepalive_job_t *this; - /* private variables */ - this->ike_sa_id = ike_sa_id->clone(ike_sa_id); + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .ike_sa_id = ike_sa_id->clone(ike_sa_id), + ); return &this->public; } diff --git a/src/libcharon/processing/jobs/start_action_job.c b/src/libcharon/processing/jobs/start_action_job.c new file mode 100644 index 000000000..5dda18be2 --- /dev/null +++ b/src/libcharon/processing/jobs/start_action_job.c @@ -0,0 +1,101 @@ +/* + * Copyright (C) 2011 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "start_action_job.h" + +#include <daemon.h> + + +typedef struct private_start_action_job_t private_start_action_job_t; + +/** + * Private data of an start_action_job_t object. + */ +struct private_start_action_job_t { + /** + * Public start_action_job_t interface. + */ + start_action_job_t public; +}; + +METHOD(job_t, destroy, void, + private_start_action_job_t *this) +{ + free(this); +} + +METHOD(job_t, execute, void, + private_start_action_job_t *this) +{ + enumerator_t *enumerator, *children; + peer_cfg_t *peer_cfg; + child_cfg_t *child_cfg; + char *name; + + enumerator = charon->backends->create_peer_cfg_enumerator(charon->backends, + NULL, NULL, NULL, NULL); + while (enumerator->enumerate(enumerator, &peer_cfg)) + { + if (peer_cfg->get_ike_version(peer_cfg) != 2) + { + continue; + } + + children = peer_cfg->create_child_cfg_enumerator(peer_cfg); + while (children->enumerate(children, &child_cfg)) + { + name = child_cfg->get_name(child_cfg); + + switch (child_cfg->get_start_action(child_cfg)) + { + case ACTION_RESTART: + DBG1(DBG_JOB, "start action: initiate '%s'", name); + charon->controller->initiate(charon->controller, + peer_cfg->get_ref(peer_cfg), + child_cfg->get_ref(child_cfg), + NULL, NULL); + break; + case ACTION_ROUTE: + DBG1(DBG_JOB, "start action: route '%s'", name); + charon->traps->install(charon->traps, peer_cfg, child_cfg); + break; + case ACTION_NONE: + break; + } + } + children->destroy(children); + } + enumerator->destroy(enumerator); + destroy(this); +} + +/* + * Described in header + */ +start_action_job_t *start_action_job_create(void) +{ + private_start_action_job_t *this; + + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + ) + return &this->public; +} + diff --git a/src/libcharon/processing/jobs/start_action_job.h b/src/libcharon/processing/jobs/start_action_job.h new file mode 100644 index 000000000..ffc167c05 --- /dev/null +++ b/src/libcharon/processing/jobs/start_action_job.h @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2011 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup start_action_job start_action_job + * @{ @ingroup cjobs + */ + +#ifndef START_ACTION_JOB_H_ +#define START_ACTION_JOB_H_ + +typedef struct start_action_job_t start_action_job_t; + +#include <library.h> +#include <processing/jobs/job.h> + +/** + * Class representing a start_action Job. + * + * This job handles all child configurations stored in an [SQL database] + * backend according to their start_action field (start, route, none). + */ +struct start_action_job_t { + /** + * The job_t interface. + */ + job_t job_interface; +}; + +/** + * Creates a job of type start_action. + * + * @return start_action_job_t object + */ +start_action_job_t *start_action_job_create(void); + +#endif /** START_ACTION_JOB_H_ @}*/ diff --git a/src/libcharon/processing/jobs/update_sa_job.c b/src/libcharon/processing/jobs/update_sa_job.c index 17dce2548..3b4e9949f 100644 --- a/src/libcharon/processing/jobs/update_sa_job.c +++ b/src/libcharon/processing/jobs/update_sa_job.c @@ -43,19 +43,15 @@ struct private_update_sa_job_t { host_t *new; }; -/** - * Implements job_t.destroy. - */ -static void destroy(private_update_sa_job_t *this) +METHOD(job_t, destroy, void, + private_update_sa_job_t *this) { this->new->destroy(this->new); free(this); } -/** - * Implementation of job_t.execute. - */ -static void execute(private_update_sa_job_t *this) +METHOD(job_t, execute, void, + private_update_sa_job_t *this) { ike_sa_t *ike_sa; @@ -71,7 +67,7 @@ static void execute(private_update_sa_job_t *this) if (ike_sa->has_condition(ike_sa, COND_NAT_THERE) && !ike_sa->has_condition(ike_sa, COND_NAT_HERE)) { - ike_sa->update_hosts(ike_sa, NULL, this->new); + ike_sa->update_hosts(ike_sa, NULL, this->new, FALSE); } charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa); } @@ -83,13 +79,18 @@ static void execute(private_update_sa_job_t *this) */ update_sa_job_t *update_sa_job_create(u_int32_t reqid, host_t *new) { - private_update_sa_job_t *this = malloc_thing(private_update_sa_job_t); - - this->public.job_interface.execute = (void (*) (job_t *)) execute; - this->public.job_interface.destroy = (void (*) (job_t *)) destroy; - - this->reqid = reqid; - this->new = new; + private_update_sa_job_t *this; + + INIT(this, + .public = { + .job_interface = { + .execute = _execute, + .destroy = _destroy, + }, + }, + .reqid = reqid, + .new = new, + ); return &this->public; } diff --git a/src/libcharon/sa/authenticators/authenticator.c b/src/libcharon/sa/authenticators/authenticator.c index cd340e53e..83f5fbaad 100644 --- a/src/libcharon/sa/authenticators/authenticator.c +++ b/src/libcharon/sa/authenticators/authenticator.c @@ -39,7 +39,8 @@ ENUM_END(auth_method_names, AUTH_ECDSA_521); */ authenticator_t *authenticator_create_builder(ike_sa_t *ike_sa, auth_cfg_t *cfg, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init) + chunk_t received_init, chunk_t sent_init, + char reserved[3]) { switch ((uintptr_t)cfg->get(cfg, AUTH_RULE_AUTH_CLASS)) { @@ -47,13 +48,14 @@ authenticator_t *authenticator_create_builder(ike_sa_t *ike_sa, auth_cfg_t *cfg, /* defaults to PUBKEY */ case AUTH_CLASS_PUBKEY: return (authenticator_t*)pubkey_authenticator_create_builder(ike_sa, - received_nonce, sent_init); + received_nonce, sent_init, reserved); case AUTH_CLASS_PSK: return (authenticator_t*)psk_authenticator_create_builder(ike_sa, - received_nonce, sent_init); + received_nonce, sent_init, reserved); case AUTH_CLASS_EAP: return (authenticator_t*)eap_authenticator_create_builder(ike_sa, - received_nonce, sent_nonce, received_init, sent_init); + received_nonce, sent_nonce, + received_init, sent_init, reserved); default: return NULL; } @@ -65,7 +67,8 @@ authenticator_t *authenticator_create_builder(ike_sa_t *ike_sa, auth_cfg_t *cfg, authenticator_t *authenticator_create_verifier( ike_sa_t *ike_sa, message_t *message, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init) + chunk_t received_init, chunk_t sent_init, + char reserved[3]) { auth_payload_t *auth_payload; @@ -73,7 +76,8 @@ authenticator_t *authenticator_create_verifier( if (auth_payload == NULL) { return (authenticator_t*)eap_authenticator_create_verifier(ike_sa, - received_nonce, sent_nonce, received_init, sent_init); + received_nonce, sent_nonce, + received_init, sent_init, reserved); } switch (auth_payload->get_auth_method(auth_payload)) { @@ -82,10 +86,10 @@ authenticator_t *authenticator_create_verifier( case AUTH_ECDSA_384: case AUTH_ECDSA_521: return (authenticator_t*)pubkey_authenticator_create_verifier(ike_sa, - sent_nonce, received_init); + sent_nonce, received_init, reserved); case AUTH_PSK: return (authenticator_t*)psk_authenticator_create_verifier(ike_sa, - sent_nonce, received_init); + sent_nonce, received_init, reserved); default: return NULL; } diff --git a/src/libcharon/sa/authenticators/authenticator.h b/src/libcharon/sa/authenticators/authenticator.h index 89178b5cf..d27e006a3 100644 --- a/src/libcharon/sa/authenticators/authenticator.h +++ b/src/libcharon/sa/authenticators/authenticator.h @@ -130,12 +130,14 @@ struct authenticator_t { * @param sent_nonce nonce sent in IKE_SA_INIT * @param received_init received IKE_SA_INIT message data * @param sent_init sent IKE_SA_INIT message data + * @param reserved reserved bytes of the ID payload * @return authenticator, NULL if not supported */ authenticator_t *authenticator_create_builder( ike_sa_t *ike_sa, auth_cfg_t *cfg, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init); + chunk_t received_init, chunk_t sent_init, + char reserved[3]); /** * Create an authenticator to verify signatures. @@ -146,11 +148,13 @@ authenticator_t *authenticator_create_builder( * @param sent_nonce nonce sent in IKE_SA_INIT * @param received_init received IKE_SA_INIT message data * @param sent_init sent IKE_SA_INIT message data + * @param reserved reserved bytes of the ID payload * @return authenticator, NULL if not supported */ authenticator_t *authenticator_create_verifier( ike_sa_t *ike_sa, message_t *message, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init); + chunk_t received_init, chunk_t sent_init, + char reserved[3]); #endif /** AUTHENTICATOR_H_ @}*/ diff --git a/src/libcharon/sa/authenticators/eap_authenticator.c b/src/libcharon/sa/authenticators/eap_authenticator.c index 8b22fd1d7..dea02755d 100644 --- a/src/libcharon/sa/authenticators/eap_authenticator.c +++ b/src/libcharon/sa/authenticators/eap_authenticator.c @@ -58,6 +58,11 @@ struct private_eap_authenticator_t { chunk_t sent_init; /** + * Reserved bytes of ID payload + */ + char reserved[3]; + + /** * Current EAP method processing */ eap_method_t *method; @@ -422,7 +427,7 @@ static bool verify_auth(private_eap_authenticator_t *this, message_t *message, other_id = this->ike_sa->get_other_id(this->ike_sa); keymat = this->ike_sa->get_keymat(this->ike_sa); auth_data = keymat->get_psk_sig(keymat, TRUE, init, nonce, - this->msk, other_id); + this->msk, other_id, this->reserved); recv_auth_data = auth_payload->get_data(auth_payload); if (!auth_data.len || !chunk_equals(auth_data, recv_auth_data)) { @@ -458,7 +463,8 @@ static void build_auth(private_eap_authenticator_t *this, message_t *message, DBG1(DBG_IKE, "authentication of '%Y' (myself) with %N", my_id, auth_class_names, AUTH_CLASS_EAP); - auth_data = keymat->get_psk_sig(keymat, FALSE, init, nonce, this->msk, my_id); + auth_data = keymat->get_psk_sig(keymat, FALSE, init, nonce, + this->msk, my_id, this->reserved); auth_payload = auth_payload_create(); auth_payload->set_auth_method(auth_payload, AUTH_PSK); auth_payload->set_data(auth_payload, auth_data); @@ -642,7 +648,8 @@ METHOD(authenticator_t, destroy, void, */ eap_authenticator_t *eap_authenticator_create_builder(ike_sa_t *ike_sa, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init) + chunk_t received_init, chunk_t sent_init, + char reserved[3]) { private_eap_authenticator_t *this; @@ -661,6 +668,7 @@ eap_authenticator_t *eap_authenticator_create_builder(ike_sa_t *ike_sa, .sent_init = sent_init, .sent_nonce = sent_nonce, ); + memcpy(this->reserved, reserved, sizeof(this->reserved)); return &this->public; } @@ -670,7 +678,8 @@ eap_authenticator_t *eap_authenticator_create_builder(ike_sa_t *ike_sa, */ eap_authenticator_t *eap_authenticator_create_verifier(ike_sa_t *ike_sa, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init) + chunk_t received_init, chunk_t sent_init, + char reserved[3]) { private_eap_authenticator_t *this; @@ -689,6 +698,7 @@ eap_authenticator_t *eap_authenticator_create_verifier(ike_sa_t *ike_sa, .sent_init = sent_init, .sent_nonce = sent_nonce, ); + memcpy(this->reserved, reserved, sizeof(this->reserved)); return &this->public; } diff --git a/src/libcharon/sa/authenticators/eap_authenticator.h b/src/libcharon/sa/authenticators/eap_authenticator.h index 41eb6a8c9..726411a18 100644 --- a/src/libcharon/sa/authenticators/eap_authenticator.h +++ b/src/libcharon/sa/authenticators/eap_authenticator.h @@ -75,11 +75,13 @@ struct eap_authenticator_t { * @param sent_nonce nonce sent in IKE_SA_INIT * @param received_init received IKE_SA_INIT message data * @param sent_init sent IKE_SA_INIT message data + * @param reserved reserved bytes of ID payload * @return EAP authenticator */ eap_authenticator_t *eap_authenticator_create_builder(ike_sa_t *ike_sa, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init); + chunk_t received_init, chunk_t sent_init, + char reserved[3]); /** * Create an authenticator to authenticate EAP clients. @@ -89,10 +91,12 @@ eap_authenticator_t *eap_authenticator_create_builder(ike_sa_t *ike_sa, * @param sent_nonce nonce sent in IKE_SA_INIT * @param received_init received IKE_SA_INIT message data * @param sent_init sent IKE_SA_INIT message data + * @param reserved reserved bytes of ID payload * @return EAP authenticator */ eap_authenticator_t *eap_authenticator_create_verifier(ike_sa_t *ike_sa, chunk_t received_nonce, chunk_t sent_nonce, - chunk_t received_init, chunk_t sent_init); + chunk_t received_init, chunk_t sent_init, + char reserved[3]); #endif /** EAP_AUTHENTICATOR_H_ @}*/ diff --git a/src/libcharon/sa/authenticators/psk_authenticator.c b/src/libcharon/sa/authenticators/psk_authenticator.c index e69f30dcf..21fc0f9b8 100644 --- a/src/libcharon/sa/authenticators/psk_authenticator.c +++ b/src/libcharon/sa/authenticators/psk_authenticator.c @@ -45,12 +45,15 @@ struct private_psk_authenticator_t { * IKE_SA_INIT message data to include in AUTH calculation */ chunk_t ike_sa_init; + + /** + * Reserved bytes of ID payload + */ + char reserved[3]; }; -/* - * Implementation of authenticator_t.build for builder - */ -static status_t build(private_psk_authenticator_t *this, message_t *message) +METHOD(authenticator_t, build, status_t, + private_psk_authenticator_t *this, message_t *message) { identification_t *my_id, *other_id; auth_payload_t *auth_payload; @@ -70,7 +73,7 @@ static status_t build(private_psk_authenticator_t *this, message_t *message) return NOT_FOUND; } auth_data = keymat->get_psk_sig(keymat, FALSE, this->ike_sa_init, - this->nonce, key->get_key(key), my_id); + this->nonce, key->get_key(key), my_id, this->reserved); key->destroy(key); DBG2(DBG_IKE, "successfully created shared key MAC"); auth_payload = auth_payload_create(); @@ -82,10 +85,8 @@ static status_t build(private_psk_authenticator_t *this, message_t *message) return SUCCESS; } -/** - * Implementation of authenticator_t.process for verifier - */ -static status_t process(private_psk_authenticator_t *this, message_t *message) +METHOD(authenticator_t, process, status_t, + private_psk_authenticator_t *this, message_t *message) { chunk_t auth_data, recv_auth_data; identification_t *my_id, *other_id; @@ -113,7 +114,7 @@ static status_t process(private_psk_authenticator_t *this, message_t *message) keys_found++; auth_data = keymat->get_psk_sig(keymat, TRUE, this->ike_sa_init, - this->nonce, key->get_key(key), other_id); + this->nonce, key->get_key(key), other_id, this->reserved); if (auth_data.len && chunk_equals(auth_data, recv_auth_data)) { DBG1(DBG_IKE, "authentication of '%Y' with %N successful", @@ -141,19 +142,8 @@ static status_t process(private_psk_authenticator_t *this, message_t *message) return SUCCESS; } -/** - * Implementation of authenticator_t.process for builder - * Implementation of authenticator_t.build for verifier - */ -static status_t return_failed() -{ - return FAILED; -} - -/** - * Implementation of authenticator_t.destroy. - */ -static void destroy(private_psk_authenticator_t *this) +METHOD(authenticator_t, destroy, void, + private_psk_authenticator_t *this) { free(this); } @@ -162,18 +152,25 @@ static void destroy(private_psk_authenticator_t *this) * Described in header. */ psk_authenticator_t *psk_authenticator_create_builder(ike_sa_t *ike_sa, - chunk_t received_nonce, chunk_t sent_init) + chunk_t received_nonce, chunk_t sent_init, + char reserved[3]) { - private_psk_authenticator_t *this = malloc_thing(private_psk_authenticator_t); - - this->public.authenticator.build = (status_t(*)(authenticator_t*, message_t *message))build; - this->public.authenticator.process = (status_t(*)(authenticator_t*, message_t *message))return_failed; - this->public.authenticator.is_mutual = (bool(*)(authenticator_t*))return_false; - this->public.authenticator.destroy = (void(*)(authenticator_t*))destroy; - - this->ike_sa = ike_sa; - this->ike_sa_init = sent_init; - this->nonce = received_nonce; + private_psk_authenticator_t *this; + + INIT(this, + .public = { + .authenticator = { + .build = _build, + .process = (void*)return_failed, + .is_mutual = (void*)return_false, + .destroy = _destroy, + }, + }, + .ike_sa = ike_sa, + .ike_sa_init = sent_init, + .nonce = received_nonce, + ); + memcpy(this->reserved, reserved, sizeof(this->reserved)); return &this->public; } @@ -182,18 +179,25 @@ psk_authenticator_t *psk_authenticator_create_builder(ike_sa_t *ike_sa, * Described in header. */ psk_authenticator_t *psk_authenticator_create_verifier(ike_sa_t *ike_sa, - chunk_t sent_nonce, chunk_t received_init) + chunk_t sent_nonce, chunk_t received_init, + char reserved[3]) { - private_psk_authenticator_t *this = malloc_thing(private_psk_authenticator_t); - - this->public.authenticator.build = (status_t(*)(authenticator_t*, message_t *messageh))return_failed; - this->public.authenticator.process = (status_t(*)(authenticator_t*, message_t *message))process; - this->public.authenticator.is_mutual = (bool(*)(authenticator_t*))return_false; - this->public.authenticator.destroy = (void(*)(authenticator_t*))destroy; - - this->ike_sa = ike_sa; - this->ike_sa_init = received_init; - this->nonce = sent_nonce; + private_psk_authenticator_t *this; + + INIT(this, + .public = { + .authenticator = { + .build = (void*)return_failed, + .process = _process, + .is_mutual = (void*)return_false, + .destroy = _destroy, + }, + }, + .ike_sa = ike_sa, + .ike_sa_init = received_init, + .nonce = sent_nonce, + ); + memcpy(this->reserved, reserved, sizeof(this->reserved)); return &this->public; } diff --git a/src/libcharon/sa/authenticators/psk_authenticator.h b/src/libcharon/sa/authenticators/psk_authenticator.h index 0fab11095..8cf1a0f98 100644 --- a/src/libcharon/sa/authenticators/psk_authenticator.h +++ b/src/libcharon/sa/authenticators/psk_authenticator.h @@ -42,10 +42,12 @@ struct psk_authenticator_t { * @param ike_sa associated ike_sa * @param received_nonce nonce received in IKE_SA_INIT * @param sent_init sent IKE_SA_INIT message data + * @param reserved reserved bytes of ID payload * @return PSK authenticator */ psk_authenticator_t *psk_authenticator_create_builder(ike_sa_t *ike_sa, - chunk_t received_nonce, chunk_t sent_init); + chunk_t received_nonce, chunk_t sent_init, + char reserved[3]); /** * Create an authenticator to verify PSK signatures. @@ -53,9 +55,11 @@ psk_authenticator_t *psk_authenticator_create_builder(ike_sa_t *ike_sa, * @param ike_sa associated ike_sa * @param sent_nonce nonce sent in IKE_SA_INIT * @param received_init received IKE_SA_INIT message data + * @param reserved reserved bytes of ID payload * @return PSK authenticator */ psk_authenticator_t *psk_authenticator_create_verifier(ike_sa_t *ike_sa, - chunk_t sent_nonce, chunk_t received_init); + chunk_t sent_nonce, chunk_t received_init, + char reserved[3]); #endif /** PSK_AUTHENTICATOR_H_ @}*/ diff --git a/src/libcharon/sa/authenticators/pubkey_authenticator.c b/src/libcharon/sa/authenticators/pubkey_authenticator.c index 54b4338bb..247891670 100644 --- a/src/libcharon/sa/authenticators/pubkey_authenticator.c +++ b/src/libcharon/sa/authenticators/pubkey_authenticator.c @@ -46,12 +46,15 @@ struct private_pubkey_authenticator_t { * IKE_SA_INIT message data to include in AUTH calculation */ chunk_t ike_sa_init; + + /** + * Reserved bytes of ID payload + */ + char reserved[3]; }; -/** - * Implementation of authenticator_t.build for builder - */ -static status_t build(private_pubkey_authenticator_t *this, message_t *message) +METHOD(authenticator_t, build, status_t, + private_pubkey_authenticator_t *this, message_t *message) { chunk_t octets, auth_data; status_t status = FAILED; @@ -109,7 +112,7 @@ static status_t build(private_pubkey_authenticator_t *this, message_t *message) } keymat = this->ike_sa->get_keymat(this->ike_sa); octets = keymat->get_auth_octets(keymat, FALSE, this->ike_sa_init, - this->nonce, id); + this->nonce, id, this->reserved); if (private->sign(private, scheme, octets, &auth_data)) { auth_payload = auth_payload_create(); @@ -128,10 +131,8 @@ static status_t build(private_pubkey_authenticator_t *this, message_t *message) return status; } -/** - * Implementation of authenticator_t.process for verifier - */ -static status_t process(private_pubkey_authenticator_t *this, message_t *message) +METHOD(authenticator_t, process, status_t, + private_pubkey_authenticator_t *this, message_t *message) { public_key_t *public; auth_method_t auth_method; @@ -175,7 +176,7 @@ static status_t process(private_pubkey_authenticator_t *this, message_t *message id = this->ike_sa->get_other_id(this->ike_sa); keymat = this->ike_sa->get_keymat(this->ike_sa); octets = keymat->get_auth_octets(keymat, TRUE, this->ike_sa_init, - this->nonce, id); + this->nonce, id, this->reserved); auth = this->ike_sa->get_auth_cfg(this->ike_sa, FALSE); enumerator = lib->credmgr->create_public_enumerator(lib->credmgr, key_type, id, auth); @@ -206,19 +207,8 @@ static status_t process(private_pubkey_authenticator_t *this, message_t *message return status; } -/** - * Implementation of authenticator_t.process for builder - * Implementation of authenticator_t.build for verifier - */ -static status_t return_failed() -{ - return FAILED; -} - -/** - * Implementation of authenticator_t.destroy. - */ -static void destroy(private_pubkey_authenticator_t *this) +METHOD(authenticator_t, destroy, void, + private_pubkey_authenticator_t *this) { free(this); } @@ -227,18 +217,25 @@ static void destroy(private_pubkey_authenticator_t *this) * Described in header. */ pubkey_authenticator_t *pubkey_authenticator_create_builder(ike_sa_t *ike_sa, - chunk_t received_nonce, chunk_t sent_init) + chunk_t received_nonce, chunk_t sent_init, + char reserved[3]) { - private_pubkey_authenticator_t *this = malloc_thing(private_pubkey_authenticator_t); + private_pubkey_authenticator_t *this; - this->public.authenticator.build = (status_t(*)(authenticator_t*, message_t *message))build; - this->public.authenticator.process = (status_t(*)(authenticator_t*, message_t *message))return_failed; - this->public.authenticator.is_mutual = (bool(*)(authenticator_t*))return_false; - this->public.authenticator.destroy = (void(*)(authenticator_t*))destroy; - - this->ike_sa = ike_sa; - this->ike_sa_init = sent_init; - this->nonce = received_nonce; + INIT(this, + .public = { + .authenticator = { + .build = _build, + .process = (void*)return_failed, + .is_mutual = (void*)return_false, + .destroy = _destroy, + }, + }, + .ike_sa = ike_sa, + .ike_sa_init = sent_init, + .nonce = received_nonce, + ); + memcpy(this->reserved, reserved, sizeof(this->reserved)); return &this->public; } @@ -247,18 +244,25 @@ pubkey_authenticator_t *pubkey_authenticator_create_builder(ike_sa_t *ike_sa, * Described in header. */ pubkey_authenticator_t *pubkey_authenticator_create_verifier(ike_sa_t *ike_sa, - chunk_t sent_nonce, chunk_t received_init) + chunk_t sent_nonce, chunk_t received_init, + char reserved[3]) { - private_pubkey_authenticator_t *this = malloc_thing(private_pubkey_authenticator_t); - - this->public.authenticator.build = (status_t(*)(authenticator_t*, message_t *message))return_failed; - this->public.authenticator.process = (status_t(*)(authenticator_t*, message_t *message))process; - this->public.authenticator.is_mutual = (bool(*)(authenticator_t*))return_false; - this->public.authenticator.destroy = (void(*)(authenticator_t*))destroy; + private_pubkey_authenticator_t *this; - this->ike_sa = ike_sa; - this->ike_sa_init = received_init; - this->nonce = sent_nonce; + INIT(this, + .public = { + .authenticator = { + .build = (void*)return_failed, + .process = _process, + .is_mutual = (void*)return_false, + .destroy = _destroy, + }, + }, + .ike_sa = ike_sa, + .ike_sa_init = received_init, + .nonce = sent_nonce, + ); + memcpy(this->reserved, reserved, sizeof(this->reserved)); return &this->public; } diff --git a/src/libcharon/sa/authenticators/pubkey_authenticator.h b/src/libcharon/sa/authenticators/pubkey_authenticator.h index be369cb89..4c3937ecc 100644 --- a/src/libcharon/sa/authenticators/pubkey_authenticator.h +++ b/src/libcharon/sa/authenticators/pubkey_authenticator.h @@ -43,10 +43,12 @@ struct pubkey_authenticator_t { * @param ike_sa associated ike_sa * @param received_nonce nonce received in IKE_SA_INIT * @param sent_init sent IKE_SA_INIT message data + * @param reserved reserved bytes of ID payload * @return public key authenticator */ pubkey_authenticator_t *pubkey_authenticator_create_builder(ike_sa_t *ike_sa, - chunk_t received_nonce, chunk_t sent_init); + chunk_t received_nonce, chunk_t sent_init, + char reserved[3]); /** * Create an authenticator to verify public key signatures. @@ -54,9 +56,11 @@ pubkey_authenticator_t *pubkey_authenticator_create_builder(ike_sa_t *ike_sa, * @param ike_sa associated ike_sa * @param sent_nonce nonce sent in IKE_SA_INIT * @param received_init received IKE_SA_INIT message data + * @param reserved reserved bytes of ID payload * @return public key authenticator */ pubkey_authenticator_t *pubkey_authenticator_create_verifier(ike_sa_t *ike_sa, - chunk_t sent_nonce, chunk_t received_init); + chunk_t sent_nonce, chunk_t received_init, + char reserved[3]); #endif /** PUBKEY_AUTHENTICATOR_H_ @}*/ diff --git a/src/libcharon/sa/child_sa.c b/src/libcharon/sa/child_sa.c index b6ef31da0..495929965 100644 --- a/src/libcharon/sa/child_sa.c +++ b/src/libcharon/sa/child_sa.c @@ -559,13 +559,14 @@ METHOD(child_sa_t, alloc_cpi, u_int16_t, METHOD(child_sa_t, install, status_t, private_child_sa_t *this, chunk_t encr, chunk_t integ, u_int32_t spi, - u_int16_t cpi, bool inbound, linked_list_t *my_ts, + u_int16_t cpi, bool inbound, bool tfcv3, linked_list_t *my_ts, linked_list_t *other_ts) { u_int16_t enc_alg = ENCR_UNDEFINED, int_alg = AUTH_UNDEFINED, size; traffic_selector_t *src_ts = NULL, *dst_ts = NULL; time_t now; lifetime_cfg_t *lifetime; + u_int32_t tfc = 0; host_t *src, *dst; status_t status; bool update = FALSE; @@ -590,6 +591,11 @@ METHOD(child_sa_t, install, status_t, dst = this->other_addr; this->other_spi = spi; this->other_cpi = cpi; + + if (tfcv3) + { + tfc = this->config->get_tfc(this->config); + } } DBG2(DBG_CHD, "adding %s %N SA", inbound ? "inbound" : "outbound", @@ -620,7 +626,7 @@ METHOD(child_sa_t, install, status_t, lifetime->time.rekey = 0; } - if (this->mode == MODE_BEET) + if (this->mode == MODE_BEET || this->mode == MODE_TRANSPORT) { /* BEET requires the bound address from the traffic selectors. * TODO: We add just the first traffic selector for now, as the @@ -639,7 +645,7 @@ METHOD(child_sa_t, install, status_t, status = hydra->kernel_interface->add_sa(hydra->kernel_interface, src, dst, spi, proto_ike2ip(this->protocol), this->reqid, - inbound ? this->mark_in : this->mark_out, + inbound ? this->mark_in : this->mark_out, tfc, lifetime, enc_alg, encr, int_alg, integ, this->mode, this->ipcomp, cpi, this->encap, update, src_ts, dst_ts); diff --git a/src/libcharon/sa/child_sa.h b/src/libcharon/sa/child_sa.h index 95bc297b0..f17ef01ac 100644 --- a/src/libcharon/sa/child_sa.h +++ b/src/libcharon/sa/child_sa.h @@ -313,12 +313,13 @@ struct child_sa_t { * @param spi SPI to use, allocated for inbound * @param cpi CPI to use, allocated for outbound * @param inbound TRUE to install an inbound SA, FALSE for outbound + * @param tfcv3 TRUE if peer supports ESPv3 TFC * @param my_ts negotiated local traffic selector list * @param other_ts negotiated remote traffic selector list * @return SUCCESS or FAILED */ status_t (*install)(child_sa_t *this, chunk_t encr, chunk_t integ, - u_int32_t spi, u_int16_t cpi, bool inbound, + u_int32_t spi, u_int16_t cpi, bool inbound, bool tfcv3, linked_list_t *my_ts, linked_list_t *other_ts); /** * Install the policies using some traffic selectors. diff --git a/src/libcharon/sa/connect_manager.c b/src/libcharon/sa/connect_manager.c index 1fb286863..972cc98ad 100644 --- a/src/libcharon/sa/connect_manager.c +++ b/src/libcharon/sa/connect_manager.c @@ -1194,7 +1194,10 @@ static job_requeue_t initiate_mediated(initiate_data_t *data) DBG1(DBG_IKE, "establishing mediated connection failed"); charon->ike_sa_manager->checkin_and_destroy(charon->ike_sa_manager, sa); } - charon->ike_sa_manager->checkin(charon->ike_sa_manager, sa); + else + { + charon->ike_sa_manager->checkin(charon->ike_sa_manager, sa); + } } iterator->destroy(iterator); } diff --git a/src/libcharon/sa/ike_sa.c b/src/libcharon/sa/ike_sa.c index a4e4028ab..9b6f9d06d 100644 --- a/src/libcharon/sa/ike_sa.c +++ b/src/libcharon/sa/ike_sa.c @@ -50,6 +50,7 @@ #include <processing/jobs/send_dpd_job.h> #include <processing/jobs/send_keepalive_job.h> #include <processing/jobs/rekey_ike_sa_job.h> +#include <encoding/payloads/unknown_payload.h> #ifdef ME #include <sa/tasks/ike_me.h> @@ -559,13 +560,6 @@ METHOD(ike_sa_t, send_dpd, status_t, time_t diff, delay; delay = this->peer_cfg->get_dpd(this->peer_cfg); - - if (delay == 0) - { - /* DPD disabled */ - return SUCCESS; - } - if (this->task_manager->busy(this->task_manager)) { /* an exchange is in the air, no need to start a DPD check */ @@ -578,7 +572,7 @@ METHOD(ike_sa_t, send_dpd, status_t, last_in = get_use_time(this, TRUE); now = time_monotonic(NULL); diff = now - last_in; - if (diff >= delay) + if (!delay || diff >= delay) { /* to long ago, initiate dead peer detection */ task_t *task; @@ -604,8 +598,11 @@ METHOD(ike_sa_t, send_dpd, status_t, } } /* recheck in "interval" seconds */ - job = (job_t*)send_dpd_job_create(this->ike_sa_id); - lib->scheduler->schedule_job(lib->scheduler, job, delay - diff); + if (delay) + { + job = (job_t*)send_dpd_job_create(this->ike_sa_id); + lib->scheduler->schedule_job(lib->scheduler, job, delay - diff); + } return SUCCESS; } @@ -680,7 +677,10 @@ METHOD(ike_sa_t, set_state, void, } /* start DPD checks */ - send_dpd(this); + if (this->peer_cfg->get_dpd(this->peer_cfg)) + { + send_dpd(this); + } } break; } @@ -825,7 +825,7 @@ METHOD(ike_sa_t, float_ports, void, } METHOD(ike_sa_t, update_hosts, void, - private_ike_sa_t *this, host_t *me, host_t *other) + private_ike_sa_t *this, host_t *me, host_t *other, bool force) { bool update = FALSE; @@ -858,7 +858,7 @@ METHOD(ike_sa_t, update_hosts, void, if (!other->equals(other, this->other_host)) { /* update others adress if we are NOT NATed */ - if (!has_condition(this, COND_NAT_HERE)) + if (force || !has_condition(this, COND_NAT_HERE)) { set_other_host(this, other->clone(other)); update = TRUE; @@ -891,8 +891,14 @@ METHOD(ike_sa_t, update_hosts, void, METHOD(ike_sa_t, generate_message, status_t, private_ike_sa_t *this, message_t *message, packet_t **packet) { + if (message->is_encoded(message)) + { /* already done */ + *packet = message->get_packet(message); + return SUCCESS; + } this->stats[STAT_OUTBOUND] = time_monotonic(NULL); message->set_ike_sa_id(message, this->ike_sa_id); + charon->bus->message(charon->bus, message, FALSE); return message->generate(message, this->keymat->get_aead(this->keymat, FALSE), packet); } @@ -901,7 +907,7 @@ METHOD(ike_sa_t, generate_message, status_t, * send a notify back to the sender */ static void send_notify_response(private_ike_sa_t *this, message_t *request, - notify_type_t type) + notify_type_t type, chunk_t data) { message_t *response; packet_t *packet; @@ -910,7 +916,7 @@ static void send_notify_response(private_ike_sa_t *this, message_t *request, response->set_exchange_type(response, request->get_exchange_type(request)); response->set_request(response, FALSE); response->set_message_id(response, request->get_message_id(request)); - response->add_notify(response, FALSE, type, chunk_empty); + response->add_notify(response, FALSE, type, data); if (this->my_host->is_anyaddr(this->my_host)) { this->my_host->destroy(this->my_host); @@ -1175,6 +1181,7 @@ METHOD(ike_sa_t, process_message, status_t, { status_t status; bool is_request; + u_int8_t type = 0; if (this->state == IKE_PASSIVE) { /* do not handle messages in passive state */ @@ -1185,9 +1192,29 @@ METHOD(ike_sa_t, process_message, status_t, status = message->parse_body(message, this->keymat->get_aead(this->keymat, TRUE)); + if (status == SUCCESS) + { /* check for unsupported critical payloads */ + enumerator_t *enumerator; + unknown_payload_t *unknown; + payload_t *payload; + + enumerator = message->create_payload_enumerator(message); + while (enumerator->enumerate(enumerator, &payload)) + { + unknown = (unknown_payload_t*)payload; + type = payload->get_type(payload); + if (!payload_is_known(type) && + unknown->is_critical(unknown)) + { + DBG1(DBG_ENC, "payload type %N is not supported, " + "but its critical!", payload_type_names, type); + status = NOT_SUPPORTED; + } + } + enumerator->destroy(enumerator); + } if (status != SUCCESS) { - if (is_request) { switch (status) @@ -1196,21 +1223,28 @@ METHOD(ike_sa_t, process_message, status_t, DBG1(DBG_IKE, "critical unknown payloads found"); if (is_request) { - send_notify_response(this, message, UNSUPPORTED_CRITICAL_PAYLOAD); + send_notify_response(this, message, + UNSUPPORTED_CRITICAL_PAYLOAD, + chunk_from_thing(type)); + this->task_manager->incr_mid(this->task_manager, FALSE); } break; case PARSE_ERROR: DBG1(DBG_IKE, "message parsing failed"); if (is_request) { - send_notify_response(this, message, INVALID_SYNTAX); + send_notify_response(this, message, + INVALID_SYNTAX, chunk_empty); + this->task_manager->incr_mid(this->task_manager, FALSE); } break; case VERIFY_ERROR: DBG1(DBG_IKE, "message verification failed"); if (is_request) { - send_notify_response(this, message, INVALID_SYNTAX); + send_notify_response(this, message, + INVALID_SYNTAX, chunk_empty); + this->task_manager->incr_mid(this->task_manager, FALSE); } break; case FAILED: @@ -1219,10 +1253,6 @@ METHOD(ike_sa_t, process_message, status_t, break; case INVALID_STATE: DBG1(DBG_IKE, "found encrypted message, but no keys available"); - if (is_request) - { - send_notify_response(this, message, INVALID_SYNTAX); - } default: break; } @@ -1252,7 +1282,8 @@ METHOD(ike_sa_t, process_message, status_t, /* no config found for these hosts, destroy */ DBG1(DBG_IKE, "no IKE config found for %H...%H, sending %N", me, other, notify_type_names, NO_PROPOSAL_CHOSEN); - send_notify_response(this, message, NO_PROPOSAL_CHOSEN); + send_notify_response(this, message, + NO_PROPOSAL_CHOSEN, chunk_empty); return DESTROY_ME; } /* add a timeout if peer does not establish it completely */ diff --git a/src/libcharon/sa/ike_sa.h b/src/libcharon/sa/ike_sa.h index c0007e27d..988100bcc 100644 --- a/src/libcharon/sa/ike_sa.h +++ b/src/libcharon/sa/ike_sa.h @@ -343,8 +343,9 @@ struct ike_sa_t { * * @param me new local host address, or NULL * @param other new remote host address, or NULL + * @param force force update */ - void (*update_hosts)(ike_sa_t *this, host_t *me, host_t *other); + void (*update_hosts)(ike_sa_t *this, host_t *me, host_t *other, bool force); /** * Get the own identification. diff --git a/src/libcharon/sa/ike_sa_manager.c b/src/libcharon/sa/ike_sa_manager.c index fa94bb86d..d695c7f7c 100644 --- a/src/libcharon/sa/ike_sa_manager.c +++ b/src/libcharon/sa/ike_sa_manager.c @@ -1,6 +1,7 @@ /* + * Copyright (C) 2005-2011 Martin Willi + * Copyright (C) 2011 revosec AG * Copyright (C) 2008 Tobias Brunner - * Copyright (C) 2005-2008 Martin Willi * Copyright (C) 2005 Jan Hutter * Hochschule fuer Technik Rapperswil * @@ -85,7 +86,9 @@ struct entry_t { chunk_t init_hash; /** - * remote host address, required for DoS detection + * remote host address, required for DoS detection and duplicate + * checking (host with same my_id and other_id is *not* considered + * a duplicate if the address family differs) */ host_t *other; @@ -241,6 +244,9 @@ struct connected_peers_t { /** remote identity */ identification_t *other_id; + /** ip address family of peer */ + int family; + /** list of ike_sa_id_t objects of IKE_SAs between the two identities */ linked_list_t *sas; }; @@ -257,10 +263,12 @@ static void connected_peers_destroy(connected_peers_t *this) * Function that matches connected_peers_t objects by the given ids. */ static bool connected_peers_match(connected_peers_t *connected_peers, - identification_t *my_id, identification_t *other_id) + identification_t *my_id, identification_t *other_id, + uintptr_t family) { return my_id->equals(my_id, connected_peers->my_id) && - other_id->equals(other_id, connected_peers->other_id); + other_id->equals(other_id, connected_peers->other_id) && + family == connected_peers->family; } typedef struct segment_t segment_t; @@ -396,7 +404,7 @@ static void lock_all_segments(private_ike_sa_manager_t *this) { u_int i; - for (i = 0; i < this->segment_count; ++i) + for (i = 0; i < this->segment_count; i++) { this->segments[i].mutex->lock(this->segments[i].mutex); } @@ -409,7 +417,7 @@ static void unlock_all_segments(private_ike_sa_manager_t *this) { u_int i; - for (i = 0; i < this->segment_count; ++i) + for (i = 0; i < this->segment_count; i++) { this->segments[i].mutex->unlock(this->segments[i].mutex); } @@ -453,10 +461,8 @@ struct private_enumerator_t { enumerator_t *current; }; -/** - * Implementation of private_enumerator_t.enumerator.enumerate. - */ -static bool enumerate(private_enumerator_t *this, entry_t **entry, u_int *segment) +METHOD(enumerator_t, enumerate, bool, + private_enumerator_t *this, entry_t **entry, u_int *segment) { if (this->entry) { @@ -502,10 +508,8 @@ static bool enumerate(private_enumerator_t *this, entry_t **entry, u_int *segmen return FALSE; } -/** - * Implementation of private_enumerator_t.enumerator.destroy. - */ -static void enumerator_destroy(private_enumerator_t *this) +METHOD(enumerator_t, enumerator_destroy, void, + private_enumerator_t *this) { if (this->entry) { @@ -524,16 +528,15 @@ static void enumerator_destroy(private_enumerator_t *this) */ static enumerator_t* create_table_enumerator(private_ike_sa_manager_t *this) { - private_enumerator_t *enumerator = malloc_thing(private_enumerator_t); - - enumerator->enumerator.enumerate = (void*)enumerate; - enumerator->enumerator.destroy = (void*)enumerator_destroy; - enumerator->manager = this; - enumerator->segment = 0; - enumerator->entry = NULL; - enumerator->row = 0; - enumerator->current = NULL; - + private_enumerator_t *enumerator; + + INIT(enumerator, + .enumerator = { + .enumerate = (void*)_enumerate, + .destroy = _enumerator_destroy, + }, + .manager = this, + ); return &enumerator->enumerator; } @@ -544,11 +547,14 @@ static enumerator_t* create_table_enumerator(private_ike_sa_manager_t *this) static u_int put_entry(private_ike_sa_manager_t *this, entry_t *entry) { linked_list_t *list; - u_int row = ike_sa_id_hash(entry->ike_sa_id) & this->table_mask; - u_int segment = row & this->segment_mask; + u_int row, segment; + + row = ike_sa_id_hash(entry->ike_sa_id) & this->table_mask; + segment = row & this->segment_mask; lock_single_segment(this, segment); - if ((list = this->ike_sa_table[row]) == NULL) + list = this->ike_sa_table[row]; + if (!list) { list = this->ike_sa_table[row] = linked_list_create(); } @@ -564,14 +570,17 @@ static u_int put_entry(private_ike_sa_manager_t *this, entry_t *entry) static void remove_entry(private_ike_sa_manager_t *this, entry_t *entry) { linked_list_t *list; - u_int row = ike_sa_id_hash(entry->ike_sa_id) & this->table_mask; - u_int segment = row & this->segment_mask; + u_int row, segment; - if ((list = this->ike_sa_table[row]) != NULL) + row = ike_sa_id_hash(entry->ike_sa_id) & this->table_mask; + segment = row & this->segment_mask; + list = this->ike_sa_table[row]; + if (list) { entry_t *current; + enumerator_t *enumerator; - enumerator_t *enumerator = list->create_enumerator(list); + enumerator = list->create_enumerator(list); while (enumerator->enumerate(enumerator, ¤t)) { if (current == entry) @@ -609,11 +618,14 @@ static status_t get_entry_by_match_function(private_ike_sa_manager_t *this, { entry_t *current; linked_list_t *list; - u_int row = ike_sa_id_hash(ike_sa_id) & this->table_mask; - u_int seg = row & this->segment_mask; + u_int row, seg; + + row = ike_sa_id_hash(ike_sa_id) & this->table_mask; + seg = row & this->segment_mask; lock_single_segment(this, seg); - if ((list = this->ike_sa_table[row]) != NULL) + list = this->ike_sa_table[row]; + if (list) { if (list->find_first(list, match, (void**)¤t, p1, p2) == SUCCESS) { @@ -697,19 +709,20 @@ static void put_half_open(private_ike_sa_manager_t *this, entry_t *entry) { half_open_t *half_open = NULL; linked_list_t *list; - chunk_t addr = entry->other->get_address(entry->other); - u_int row = chunk_hash(addr) & this->table_mask; - u_int segment = row & this->segment_mask; + chunk_t addr; + u_int row, segment; + rwlock_t *lock; - rwlock_t *lock = this->half_open_segments[segment].lock; + addr = entry->other->get_address(entry->other); + row = chunk_hash(addr) & this->table_mask; + segment = row & this->segment_mask; + lock = this->half_open_segments[segment].lock; lock->write_lock(lock); - if ((list = this->half_open_table[row]) == NULL) - { - list = this->half_open_table[row] = linked_list_create(); - } - else + list = this->half_open_table[row]; + if (list) { half_open_t *current; + if (list->find_first(list, (linked_list_match_t)half_open_match, (void**)¤t, &addr) == SUCCESS) { @@ -718,12 +731,17 @@ static void put_half_open(private_ike_sa_manager_t *this, entry_t *entry) this->half_open_segments[segment].count++; } } + else + { + list = this->half_open_table[row] = linked_list_create(); + } if (!half_open) { - half_open = malloc_thing(half_open_t); - half_open->other = chunk_clone(addr); - half_open->count = 1; + INIT(half_open, + .other = chunk_clone(addr), + .count = 1, + ); list->insert_last(list, half_open); this->half_open_segments[segment].count++; } @@ -736,16 +754,22 @@ static void put_half_open(private_ike_sa_manager_t *this, entry_t *entry) static void remove_half_open(private_ike_sa_manager_t *this, entry_t *entry) { linked_list_t *list; - chunk_t addr = entry->other->get_address(entry->other); - u_int row = chunk_hash(addr) & this->table_mask; - u_int segment = row & this->segment_mask; + chunk_t addr; + u_int row, segment; + rwlock_t *lock; - rwlock_t *lock = this->half_open_segments[segment].lock; + addr = entry->other->get_address(entry->other); + row = chunk_hash(addr) & this->table_mask; + segment = row & this->segment_mask; + lock = this->half_open_segments[segment].lock; lock->write_lock(lock); - if ((list = this->half_open_table[row]) != NULL) + list = this->half_open_table[row]; + if (list) { half_open_t *current; - enumerator_t *enumerator = list->create_enumerator(list); + enumerator_t *enumerator; + + enumerator = list->create_enumerator(list); while (enumerator->enumerate(enumerator, ¤t)) { if (half_open_match(current, &addr)) @@ -769,24 +793,26 @@ static void remove_half_open(private_ike_sa_manager_t *this, entry_t *entry) */ static void put_connected_peers(private_ike_sa_manager_t *this, entry_t *entry) { - linked_list_t *list; connected_peers_t *connected_peers = NULL; - chunk_t my_id = entry->my_id->get_encoding(entry->my_id), - other_id = entry->other_id->get_encoding(entry->other_id); - u_int row = chunk_hash_inc(other_id, chunk_hash(my_id)) & this->table_mask; - u_int segment = row & this->segment_mask; + chunk_t my_id, other_id; + linked_list_t *list; + u_int row, segment; + rwlock_t *lock; - rwlock_t *lock = this->connected_peers_segments[segment].lock; + my_id = entry->my_id->get_encoding(entry->my_id); + other_id = entry->other_id->get_encoding(entry->other_id); + row = chunk_hash_inc(other_id, chunk_hash(my_id)) & this->table_mask; + segment = row & this->segment_mask; + lock = this->connected_peers_segments[segment].lock; lock->write_lock(lock); - if ((list = this->connected_peers_table[row]) == NULL) - { - list = this->connected_peers_table[row] = linked_list_create(); - } - else + list = this->connected_peers_table[row]; + if (list) { connected_peers_t *current; + if (list->find_first(list, (linked_list_match_t)connected_peers_match, - (void**)¤t, entry->my_id, entry->other_id) == SUCCESS) + (void**)¤t, entry->my_id, entry->other_id, + (uintptr_t)entry->other->get_family(entry->other)) == SUCCESS) { connected_peers = current; if (connected_peers->sas->find_first(connected_peers->sas, @@ -798,13 +824,19 @@ static void put_connected_peers(private_ike_sa_manager_t *this, entry_t *entry) } } } + else + { + list = this->connected_peers_table[row] = linked_list_create(); + } if (!connected_peers) { - connected_peers = malloc_thing(connected_peers_t); - connected_peers->my_id = entry->my_id->clone(entry->my_id); - connected_peers->other_id = entry->other_id->clone(entry->other_id); - connected_peers->sas = linked_list_create(); + INIT(connected_peers, + .my_id = entry->my_id->clone(entry->my_id), + .other_id = entry->other_id->clone(entry->other_id), + .family = entry->other->get_family(entry->other), + .sas = linked_list_create(), + ); list->insert_last(list, connected_peers); } connected_peers->sas->insert_last(connected_peers->sas, @@ -818,24 +850,34 @@ static void put_connected_peers(private_ike_sa_manager_t *this, entry_t *entry) */ static void remove_connected_peers(private_ike_sa_manager_t *this, entry_t *entry) { + chunk_t my_id, other_id; linked_list_t *list; - chunk_t my_id = entry->my_id->get_encoding(entry->my_id), - other_id = entry->other_id->get_encoding(entry->other_id); - u_int row = chunk_hash_inc(other_id, chunk_hash(my_id)) & this->table_mask; - u_int segment = row & this->segment_mask; + u_int row, segment; + rwlock_t *lock; + + my_id = entry->my_id->get_encoding(entry->my_id); + other_id = entry->other_id->get_encoding(entry->other_id); + row = chunk_hash_inc(other_id, chunk_hash(my_id)) & this->table_mask; + segment = row & this->segment_mask; - rwlock_t *lock = this->connected_peers_segments[segment].lock; + lock = this->connected_peers_segments[segment].lock; lock->write_lock(lock); - if ((list = this->connected_peers_table[row]) != NULL) + list = this->connected_peers_table[row]; + if (list) { connected_peers_t *current; - enumerator_t *enumerator = list->create_enumerator(list); + enumerator_t *enumerator; + + enumerator = list->create_enumerator(list); while (enumerator->enumerate(enumerator, ¤t)) { - if (connected_peers_match(current, entry->my_id, entry->other_id)) + if (connected_peers_match(current, entry->my_id, entry->other_id, + (uintptr_t)entry->other->get_family(entry->other))) { ike_sa_id_t *ike_sa_id; - enumerator_t *inner = current->sas->create_enumerator(current->sas); + enumerator_t *inner; + + inner = current->sas->create_enumerator(current->sas); while (inner->enumerate(inner, &ike_sa_id)) { if (ike_sa_id->equals(ike_sa_id, entry->ike_sa_id)) @@ -861,20 +903,21 @@ static void remove_connected_peers(private_ike_sa_manager_t *this, entry_t *entr } /** - * Implementation of private_ike_sa_manager_t.get_next_spi. + * Get a random SPI for new IKE_SAs */ -static u_int64_t get_next_spi(private_ike_sa_manager_t *this) +static u_int64_t get_spi(private_ike_sa_manager_t *this) { - u_int64_t spi; + u_int64_t spi = 0; - this->rng->get_bytes(this->rng, sizeof(spi), (u_int8_t*)&spi); + if (this->rng) + { + this->rng->get_bytes(this->rng, sizeof(spi), (u_int8_t*)&spi); + } return spi; } -/** - * Implementation of of ike_sa_manager.checkout. - */ -static ike_sa_t* checkout(private_ike_sa_manager_t *this, ike_sa_id_t *ike_sa_id) +METHOD(ike_sa_manager_t, checkout, ike_sa_t*, + private_ike_sa_manager_t *this, ike_sa_id_t *ike_sa_id) { ike_sa_t *ike_sa = NULL; entry_t *entry; @@ -897,62 +940,46 @@ static ike_sa_t* checkout(private_ike_sa_manager_t *this, ike_sa_id_t *ike_sa_id return ike_sa; } -/** - * Implementation of of ike_sa_manager.checkout_new. - */ -static ike_sa_t *checkout_new(private_ike_sa_manager_t* this, bool initiator) +METHOD(ike_sa_manager_t, checkout_new, ike_sa_t*, + private_ike_sa_manager_t* this, bool initiator) { ike_sa_id_t *ike_sa_id; ike_sa_t *ike_sa; - entry_t *entry; - u_int segment; if (initiator) { - ike_sa_id = ike_sa_id_create(get_next_spi(this), 0, TRUE); + ike_sa_id = ike_sa_id_create(get_spi(this), 0, TRUE); } else { - ike_sa_id = ike_sa_id_create(0, get_next_spi(this), FALSE); + ike_sa_id = ike_sa_id_create(0, get_spi(this), FALSE); } ike_sa = ike_sa_create(ike_sa_id); + ike_sa_id->destroy(ike_sa_id); DBG2(DBG_MGR, "created IKE_SA %s[%u]", ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa)); - if (!initiator) - { - ike_sa_id->destroy(ike_sa_id); - return ike_sa; - } - - entry = entry_create(); - entry->ike_sa_id = ike_sa_id; - entry->ike_sa = ike_sa; - segment = put_entry(this, entry); - entry->checked_out = TRUE; - unlock_single_segment(this, segment); - return entry->ike_sa; + return ike_sa; } -/** - * Implementation of of ike_sa_manager.checkout_by_message. - */ -static ike_sa_t* checkout_by_message(private_ike_sa_manager_t* this, - message_t *message) +METHOD(ike_sa_manager_t, checkout_by_message, ike_sa_t*, + private_ike_sa_manager_t* this, message_t *message) { u_int segment; entry_t *entry; ike_sa_t *ike_sa = NULL; - ike_sa_id_t *id = message->get_ike_sa_id(message); + ike_sa_id_t *id; + id = message->get_ike_sa_id(message); id = id->clone(id); id->switch_initiator(id); DBG2(DBG_MGR, "checkout IKE_SA by message"); if (message->get_request(message) && - message->get_exchange_type(message) == IKE_SA_INIT) + message->get_exchange_type(message) == IKE_SA_INIT && + this->hasher) { /* IKE_SA_INIT request. Check for an IKE_SA with such a message hash. */ chunk_t data, hash; @@ -988,7 +1015,7 @@ static ike_sa_t* checkout_by_message(private_ike_sa_manager_t* this, message->get_exchange_type(message) == IKE_SA_INIT) { /* no IKE_SA found, create a new one */ - id->set_responder_spi(id, get_next_spi(this)); + id->set_responder_spi(id, get_spi(this)); entry = entry_create(); entry->ike_sa = ike_sa_create(id); entry->ike_sa_id = id->clone(id); @@ -1048,11 +1075,8 @@ static ike_sa_t* checkout_by_message(private_ike_sa_manager_t* this, return ike_sa; } -/** - * Implementation of of ike_sa_manager.checkout_by_config. - */ -static ike_sa_t* checkout_by_config(private_ike_sa_manager_t *this, - peer_cfg_t *peer_cfg) +METHOD(ike_sa_manager_t, checkout_by_config, ike_sa_t*, + private_ike_sa_manager_t *this, peer_cfg_t *peer_cfg) { enumerator_t *enumerator; entry_t *entry; @@ -1107,11 +1131,8 @@ static ike_sa_t* checkout_by_config(private_ike_sa_manager_t *this, return ike_sa; } -/** - * Implementation of of ike_sa_manager.checkout_by_id. - */ -static ike_sa_t* checkout_by_id(private_ike_sa_manager_t *this, u_int32_t id, - bool child) +METHOD(ike_sa_manager_t, checkout_by_id, ike_sa_t*, + private_ike_sa_manager_t *this, u_int32_t id, bool child) { enumerator_t *enumerator; iterator_t *children; @@ -1164,11 +1185,8 @@ static ike_sa_t* checkout_by_id(private_ike_sa_manager_t *this, u_int32_t id, return ike_sa; } -/** - * Implementation of of ike_sa_manager.checkout_by_name. - */ -static ike_sa_t* checkout_by_name(private_ike_sa_manager_t *this, char *name, - bool child) +METHOD(ike_sa_manager_t, checkout_by_name, ike_sa_t*, + private_ike_sa_manager_t *this, char *name, bool child) { enumerator_t *enumerator; iterator_t *children; @@ -1233,20 +1251,15 @@ static bool enumerator_filter(private_ike_sa_manager_t *this, return FALSE; } -/** - * Implementation of ike_sa_manager_t.create_enumerator. - */ -static enumerator_t *create_enumerator(private_ike_sa_manager_t* this) +METHOD(ike_sa_manager_t, create_enumerator, enumerator_t*, + private_ike_sa_manager_t* this) { - return enumerator_create_filter( - create_table_enumerator(this), - (void*)enumerator_filter, this, NULL); + return enumerator_create_filter(create_table_enumerator(this), + (void*)enumerator_filter, this, NULL); } -/** - * Implementation of ike_sa_manager_t.checkin. - */ -static void checkin(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) +METHOD(ike_sa_manager_t, checkin, void, + private_ike_sa_manager_t *this, ike_sa_t *ike_sa) { /* to check the SA back in, we look for the pointer of the ike_sa * in all entries. @@ -1311,13 +1324,16 @@ static void checkin(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) segment = put_entry(this, entry); } - /* apply identities for duplicate test (only as responder) */ - if (!entry->ike_sa_id->is_initiator(entry->ike_sa_id) && - ike_sa->get_state(ike_sa) == IKE_ESTABLISHED && + /* apply identities for duplicate test */ + if (ike_sa->get_state(ike_sa) == IKE_ESTABLISHED && entry->my_id == NULL && entry->other_id == NULL) { entry->my_id = my_id->clone(my_id); entry->other_id = other_id->clone(other_id); + if (!entry->other) + { + entry->other = other->clone(other); + } put_connected_peers(this, entry); } @@ -1326,10 +1342,8 @@ static void checkin(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) charon->bus->set_sa(charon->bus, NULL); } -/** - * Implementation of ike_sa_manager_t.checkin_and_destroy. - */ -static void checkin_and_destroy(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) +METHOD(ike_sa_manager_t, checkin_and_destroy, void, + private_ike_sa_manager_t *this, ike_sa_t *ike_sa) { /* deletion is a bit complex, we must ensure that no thread is waiting for * this SA. @@ -1366,8 +1380,7 @@ static void checkin_and_destroy(private_ike_sa_manager_t *this, ike_sa_t *ike_sa { remove_half_open(this, entry); } - if (!entry->ike_sa_id->is_initiator(entry->ike_sa_id) && - entry->my_id && entry->other_id) + if (entry->my_id && entry->other_id) { remove_connected_peers(this, entry); } @@ -1384,11 +1397,8 @@ static void checkin_and_destroy(private_ike_sa_manager_t *this, ike_sa_t *ike_sa charon->bus->set_sa(charon->bus, NULL); } - -/** - * Implementation of ike_sa_manager_t.check_uniqueness. - */ -static bool check_uniqueness(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) +METHOD(ike_sa_manager_t, check_uniqueness, bool, + private_ike_sa_manager_t *this, ike_sa_t *ike_sa, bool force_replace) { bool cancel = FALSE; peer_cfg_t *peer_cfg; @@ -1402,7 +1412,7 @@ static bool check_uniqueness(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) peer_cfg = ike_sa->get_peer_cfg(ike_sa); policy = peer_cfg->get_unique_policy(peer_cfg); - if (policy == UNIQUE_NO) + if (policy == UNIQUE_NO && !force_replace) { return FALSE; } @@ -1416,12 +1426,16 @@ static bool check_uniqueness(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) lock = this->connected_peers_segments[segment & this->segment_mask].lock; lock->read_lock(lock); - if ((list = this->connected_peers_table[row]) != NULL) + list = this->connected_peers_table[row]; + if (list) { connected_peers_t *current; + host_t *other_host; + other_host = ike_sa->get_other_host(ike_sa); if (list->find_first(list, (linked_list_match_t)connected_peers_match, - (void**)¤t, me, other) == SUCCESS) + (void**)¤t, me, other, + (uintptr_t)other_host->get_family(other_host)) == SUCCESS) { /* clone the list, so we can release the lock */ duplicate_ids = current->sas->clone_offset(current->sas, @@ -1446,6 +1460,13 @@ static bool check_uniqueness(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) { continue; } + if (force_replace) + { + DBG1(DBG_IKE, "destroying duplicate IKE_SA for peer '%Y', " + "received INITIAL_CONTACT", other); + checkin_and_destroy(this, duplicate); + continue; + } peer_cfg = duplicate->get_peer_cfg(duplicate); if (peer_cfg && peer_cfg->equals(peer_cfg, ike_sa->get_peer_cfg(ike_sa))) { @@ -1490,21 +1511,49 @@ static bool check_uniqueness(private_ike_sa_manager_t *this, ike_sa_t *ike_sa) return cancel; } -/** - * Implementation of ike_sa_manager_t.get_half_open_count. - */ -static int get_half_open_count(private_ike_sa_manager_t *this, host_t *ip) +METHOD(ike_sa_manager_t, has_contact, bool, + private_ike_sa_manager_t *this, identification_t *me, + identification_t *other, int family) +{ + linked_list_t *list; + u_int row, segment; + rwlock_t *lock; + bool found = FALSE; + + row = chunk_hash_inc(other->get_encoding(other), + chunk_hash(me->get_encoding(me))) & this->table_mask; + segment = row & this->segment_mask; + lock = this->connected_peers_segments[segment & this->segment_mask].lock; + lock->read_lock(lock); + list = this->connected_peers_table[row]; + if (list) + { + if (list->find_first(list, (linked_list_match_t)connected_peers_match, + NULL, me, other, family) == SUCCESS) + { + found = TRUE; + } + } + lock->unlock(lock); + + return found; +} + +METHOD(ike_sa_manager_t, get_half_open_count, int, + private_ike_sa_manager_t *this, host_t *ip) { + linked_list_t *list; + u_int segment, row; + rwlock_t *lock; + chunk_t addr; int count = 0; if (ip) { - linked_list_t *list; - chunk_t addr = ip->get_address(ip); - u_int row = chunk_hash(addr) & this->table_mask; - u_int segment = row & this->segment_mask; - - rwlock_t *lock = this->half_open_segments[segment & this->segment_mask].lock; + addr = ip->get_address(ip); + row = chunk_hash(addr) & this->table_mask; + segment = row & this->segment_mask; + lock = this->half_open_segments[segment & this->segment_mask].lock; lock->read_lock(lock); if ((list = this->half_open_table[row]) != NULL) { @@ -1520,25 +1569,19 @@ static int get_half_open_count(private_ike_sa_manager_t *this, host_t *ip) } else { - u_int segment; - - for (segment = 0; segment < this->segment_count; ++segment) + for (segment = 0; segment < this->segment_count; segment++) { - rwlock_t *lock; lock = this->half_open_segments[segment & this->segment_mask].lock; lock->read_lock(lock); count += this->half_open_segments[segment].count; lock->unlock(lock); } } - return count; } -/** - * Implementation of ike_sa_manager_t.flush. - */ -static void flush(private_ike_sa_manager_t *this) +METHOD(ike_sa_manager_t, flush, void, + private_ike_sa_manager_t *this) { /* destroy all list entries */ enumerator_t *enumerator; @@ -1602,8 +1645,7 @@ static void flush(private_ike_sa_manager_t *this) { remove_half_open(this, entry); } - if (!entry->ike_sa_id->is_initiator(entry->ike_sa_id) && - entry->my_id && entry->other_id) + if (entry->my_id && entry->other_id) { remove_connected_peers(this, entry); } @@ -1615,37 +1657,26 @@ static void flush(private_ike_sa_manager_t *this) unlock_all_segments(this); this->rng->destroy(this->rng); + this->rng = NULL; this->hasher->destroy(this->hasher); + this->hasher = NULL; } -/** - * Implementation of ike_sa_manager_t.destroy. - */ -static void destroy(private_ike_sa_manager_t *this) +METHOD(ike_sa_manager_t, destroy, void, + private_ike_sa_manager_t *this) { u_int i; - for (i = 0; i < this->table_size; ++i) + for (i = 0; i < this->table_size; i++) { - linked_list_t *list; - - if ((list = this->ike_sa_table[i]) != NULL) - { - list->destroy(list); - } - if ((list = this->half_open_table[i]) != NULL) - { - list->destroy(list); - } - if ((list = this->connected_peers_table[i]) != NULL) - { - list->destroy(list); - } + DESTROY_IF(this->ike_sa_table[i]); + DESTROY_IF(this->half_open_table[i]); + DESTROY_IF(this->connected_peers_table[i]); } free(this->ike_sa_table); free(this->half_open_table); free(this->connected_peers_table); - for (i = 0; i < this->segment_count; ++i) + for (i = 0; i < this->segment_count; i++) { this->segments[i].mutex->destroy(this->segments[i].mutex); this->half_open_segments[i].lock->destroy(this->half_open_segments[i].lock); @@ -1681,25 +1712,28 @@ static u_int get_nearest_powerof2(u_int n) */ ike_sa_manager_t *ike_sa_manager_create() { + private_ike_sa_manager_t *this; u_int i; - private_ike_sa_manager_t *this = malloc_thing(private_ike_sa_manager_t); - - /* assign public functions */ - this->public.flush = (void(*)(ike_sa_manager_t*))flush; - this->public.destroy = (void(*)(ike_sa_manager_t*))destroy; - this->public.checkout = (ike_sa_t*(*)(ike_sa_manager_t*, ike_sa_id_t*))checkout; - this->public.checkout_new = (ike_sa_t*(*)(ike_sa_manager_t*,bool))checkout_new; - this->public.checkout_by_message = (ike_sa_t*(*)(ike_sa_manager_t*,message_t*))checkout_by_message; - this->public.checkout_by_config = (ike_sa_t*(*)(ike_sa_manager_t*,peer_cfg_t*))checkout_by_config; - this->public.checkout_by_id = (ike_sa_t*(*)(ike_sa_manager_t*,u_int32_t,bool))checkout_by_id; - this->public.checkout_by_name = (ike_sa_t*(*)(ike_sa_manager_t*,char*,bool))checkout_by_name; - this->public.check_uniqueness = (bool(*)(ike_sa_manager_t*, ike_sa_t *ike_sa))check_uniqueness; - this->public.create_enumerator = (enumerator_t*(*)(ike_sa_manager_t*))create_enumerator; - this->public.checkin = (void(*)(ike_sa_manager_t*,ike_sa_t*))checkin; - this->public.checkin_and_destroy = (void(*)(ike_sa_manager_t*,ike_sa_t*))checkin_and_destroy; - this->public.get_half_open_count = (int(*)(ike_sa_manager_t*,host_t*))get_half_open_count; - - /* initialize private variables */ + + INIT(this, + .public = { + .checkout = _checkout, + .checkout_new = _checkout_new, + .checkout_by_message = _checkout_by_message, + .checkout_by_config = _checkout_by_config, + .checkout_by_id = _checkout_by_id, + .checkout_by_name = _checkout_by_name, + .check_uniqueness = _check_uniqueness, + .has_contact = _has_contact, + .create_enumerator = _create_enumerator, + .checkin = _checkin, + .checkin_and_destroy = _checkin_and_destroy, + .get_half_open_count = _get_half_open_count, + .flush = _flush, + .destroy = _destroy, + }, + ); + this->hasher = lib->crypto->create_hasher(lib->crypto, HASH_PREFERRED); if (this->hasher == NULL) { @@ -1715,6 +1749,7 @@ ike_sa_manager_t *ike_sa_manager_create() free(this); return NULL; } + this->table_size = get_nearest_powerof2(lib->settings->get_int(lib->settings, "charon.ikesa_table_size", DEFAULT_HASHTABLE_SIZE)); this->table_size = max(1, min(this->table_size, MAX_HASHTABLE_SIZE)); @@ -1724,11 +1759,10 @@ ike_sa_manager_t *ike_sa_manager_create() "charon.ikesa_table_segments", DEFAULT_SEGMENT_COUNT)); this->segment_count = max(1, min(this->segment_count, this->table_size)); this->segment_mask = this->segment_count - 1; - this->ike_sa_table = calloc(this->table_size, sizeof(linked_list_t*)); this->segments = (segment_t*)calloc(this->segment_count, sizeof(segment_t)); - for (i = 0; i < this->segment_count; ++i) + for (i = 0; i < this->segment_count; i++) { this->segments[i].mutex = mutex_create(MUTEX_TYPE_RECURSIVE); this->segments[i].count = 0; @@ -1737,7 +1771,7 @@ ike_sa_manager_t *ike_sa_manager_create() /* we use the same table parameters for the table to track half-open SAs */ this->half_open_table = calloc(this->table_size, sizeof(linked_list_t*)); this->half_open_segments = calloc(this->segment_count, sizeof(shareable_segment_t)); - for (i = 0; i < this->segment_count; ++i) + for (i = 0; i < this->segment_count; i++) { this->half_open_segments[i].lock = rwlock_create(RWLOCK_TYPE_DEFAULT); this->half_open_segments[i].count = 0; @@ -1746,7 +1780,7 @@ ike_sa_manager_t *ike_sa_manager_create() /* also for the hash table used for duplicate tests */ this->connected_peers_table = calloc(this->table_size, sizeof(linked_list_t*)); this->connected_peers_segments = calloc(this->segment_count, sizeof(shareable_segment_t)); - for (i = 0; i < this->segment_count; ++i) + for (i = 0; i < this->segment_count; i++) { this->connected_peers_segments[i].lock = rwlock_create(RWLOCK_TYPE_DEFAULT); this->connected_peers_segments[i].count = 0; diff --git a/src/libcharon/sa/ike_sa_manager.h b/src/libcharon/sa/ike_sa_manager.h index f4eabf808..ec157ab3a 100644 --- a/src/libcharon/sa/ike_sa_manager.h +++ b/src/libcharon/sa/ike_sa_manager.h @@ -52,9 +52,6 @@ struct ike_sa_manager_t { /** * Create and check out a new IKE_SA. * - * @note If initiator equals FALSE, the returned IKE_SA is not registered - * in the manager. - * * @param initiator TRUE for initiator, FALSE otherwise * @returns created and checked out IKE_SA */ @@ -109,10 +106,23 @@ struct ike_sa_manager_t { * deadlocks occur otherwise. * * @param ike_sa ike_sa to check + * @param force_replace replace existing SAs, regardless of unique policy * @return TRUE, if the given IKE_SA has duplicates and * should be deleted */ - bool (*check_uniqueness)(ike_sa_manager_t *this, ike_sa_t *ike_sa); + bool (*check_uniqueness)(ike_sa_manager_t *this, ike_sa_t *ike_sa, + bool force_replace); + + /** + * Check if we already have a connected IKE_SA between two identities. + * + * @param me own identity + * @param other remote identity + * @param family address family to include in uniqueness check + * @return TRUE if we have a connected IKE_SA + */ + bool (*has_contact)(ike_sa_manager_t *this, identification_t *me, + identification_t *other, int family); /** * Check out an IKE_SA a unique ID. diff --git a/src/libcharon/sa/keymat.c b/src/libcharon/sa/keymat.c index 878ad124f..33ece24b2 100644 --- a/src/libcharon/sa/keymat.c +++ b/src/libcharon/sa/keymat.c @@ -214,7 +214,7 @@ static bool derive_ike_traditional(private_keymat_t *this, u_int16_t enc_alg, { DBG1(DBG_IKE, "%N %N (key size %d) not supported!", transform_type_names, ENCRYPTION_ALGORITHM, - encryption_algorithm_names, enc_alg, key_size); + encryption_algorithm_names, enc_alg, enc_size); signer_i->destroy(signer_i); signer_r->destroy(signer_r); return FALSE; @@ -540,7 +540,7 @@ METHOD(keymat_t, get_aead, aead_t*, METHOD(keymat_t, get_auth_octets, chunk_t, private_keymat_t *this, bool verify, chunk_t ike_sa_init, - chunk_t nonce, identification_t *id) + chunk_t nonce, identification_t *id, char reserved[3]) { chunk_t chunk, idx, octets; chunk_t skp; @@ -548,8 +548,8 @@ METHOD(keymat_t, get_auth_octets, chunk_t, skp = verify ? this->skp_verify : this->skp_build; chunk = chunk_alloca(4); - memset(chunk.ptr, 0, chunk.len); chunk.ptr[0] = id->get_type(id); + memcpy(chunk.ptr + 1, reserved, 3); idx = chunk_cata("cc", chunk, id->get_encoding(id)); DBG3(DBG_IKE, "IDx' %B", &idx); @@ -570,7 +570,7 @@ METHOD(keymat_t, get_auth_octets, chunk_t, METHOD(keymat_t, get_psk_sig, chunk_t, private_keymat_t *this, bool verify, chunk_t ike_sa_init, - chunk_t nonce, chunk_t secret, identification_t *id) + chunk_t nonce, chunk_t secret, identification_t *id, char reserved[3]) { chunk_t key_pad, key, sig, octets; @@ -578,7 +578,7 @@ METHOD(keymat_t, get_psk_sig, chunk_t, { /* EAP uses SK_p if no MSK has been established */ secret = verify ? this->skp_verify : this->skp_build; } - octets = get_auth_octets(this, verify, ike_sa_init, nonce, id); + octets = get_auth_octets(this, verify, ike_sa_init, nonce, id, reserved); /* AUTH = prf(prf(Shared Secret,"Key Pad for IKEv2"), <msg octets>) */ key_pad = chunk_create(IKEV2_KEY_PAD, IKEV2_KEY_PAD_LENGTH); this->prf->set_key(this->prf, secret); diff --git a/src/libcharon/sa/keymat.h b/src/libcharon/sa/keymat.h index 4f01aa411..11e0fa79a 100644 --- a/src/libcharon/sa/keymat.h +++ b/src/libcharon/sa/keymat.h @@ -117,10 +117,12 @@ struct keymat_t { * @param ike_sa_init encoded ike_sa_init message * @param nonce nonce value * @param id identity + * @param reserved reserved bytes of id_payload * @return authentication octets */ chunk_t (*get_auth_octets)(keymat_t *this, bool verify, chunk_t ike_sa_init, - chunk_t nonce, identification_t *id); + chunk_t nonce, identification_t *id, + char reserved[3]); /** * Build the shared secret signature used for PSK and EAP authentication. * @@ -133,10 +135,12 @@ struct keymat_t { * @param nonce nonce value * @param secret optional secret to include into signature * @param id identity + * @param reserved reserved bytes of id_payload * @return signature octets */ chunk_t (*get_psk_sig)(keymat_t *this, bool verify, chunk_t ike_sa_init, - chunk_t nonce, chunk_t secret, identification_t *id); + chunk_t nonce, chunk_t secret, + identification_t *id, char reserved[3]); /** * Destroy a keymat_t. */ diff --git a/src/libcharon/sa/task_manager.c b/src/libcharon/sa/task_manager.c index 18703ce36..9467d1586 100644 --- a/src/libcharon/sa/task_manager.c +++ b/src/libcharon/sa/task_manager.c @@ -465,7 +465,6 @@ METHOD(task_manager_t, initiate, status_t, /* update exchange type if a task changed it */ this->initiating.type = message->get_exchange_type(message); - charon->bus->message(charon->bus, message, FALSE); status = this->ike_sa->generate_message(this->ike_sa, message, &this->initiating.packet); if (status != SUCCESS) @@ -654,7 +653,6 @@ static status_t build_response(private_task_manager_t *this, message_t *request) /* message complete, send it */ DESTROY_IF(this->responding.packet); this->responding.packet = NULL; - charon->bus->message(charon->bus, message, FALSE); status = this->ike_sa->generate_message(this->ike_sa, message, &this->responding.packet); message->destroy(message); @@ -882,8 +880,12 @@ static status_t process_request(private_task_manager_t *this, METHOD(task_manager_t, process_message, status_t, private_task_manager_t *this, message_t *msg) { - u_int32_t mid = msg->get_message_id(msg); - host_t *me = msg->get_destination(msg), *other = msg->get_source(msg); + host_t *me, *other; + u_int32_t mid; + + mid = msg->get_message_id(msg); + me = msg->get_destination(msg); + other = msg->get_source(msg); if (msg->get_request(msg)) { @@ -895,10 +897,14 @@ METHOD(task_manager_t, process_message, status_t, { /* only do host updates based on verified messages */ if (!this->ike_sa->supports_extension(this->ike_sa, EXT_MOBIKE)) { /* with MOBIKE, we do no implicit updates */ - this->ike_sa->update_hosts(this->ike_sa, me, other); + this->ike_sa->update_hosts(this->ike_sa, me, other, mid == 1); } } charon->bus->message(charon->bus, msg, TRUE); + if (msg->get_exchange_type(msg) == EXCHANGE_TYPE_UNDEFINED) + { /* ignore messages altered to EXCHANGE_TYPE_UNDEFINED */ + return SUCCESS; + } if (process_request(this, msg) != SUCCESS) { flush(this); @@ -909,15 +915,15 @@ METHOD(task_manager_t, process_message, status_t, else if ((mid == this->responding.mid - 1) && this->responding.packet) { packet_t *clone; - host_t *me, *other; + host_t *host; DBG1(DBG_IKE, "received retransmit of request with ID %d, " "retransmitting response", mid); clone = this->responding.packet->clone(this->responding.packet); - me = msg->get_destination(msg); - other = msg->get_source(msg); - clone->set_source(clone, me->clone(me)); - clone->set_destination(clone, other->clone(other)); + host = msg->get_destination(msg); + clone->set_source(clone, host->clone(host)); + host = msg->get_source(msg); + clone->set_destination(clone, host->clone(host)); charon->sender->send(charon->sender, clone); } else @@ -936,10 +942,14 @@ METHOD(task_manager_t, process_message, status_t, { /* only do host updates based on verified messages */ if (!this->ike_sa->supports_extension(this->ike_sa, EXT_MOBIKE)) { /* with MOBIKE, we do no implicit updates */ - this->ike_sa->update_hosts(this->ike_sa, me, other); + this->ike_sa->update_hosts(this->ike_sa, me, other, FALSE); } } charon->bus->message(charon->bus, msg, TRUE); + if (msg->get_exchange_type(msg) == EXCHANGE_TYPE_UNDEFINED) + { /* ignore messages altered to EXCHANGE_TYPE_UNDEFINED */ + return SUCCESS; + } if (process_response(this, msg) != SUCCESS) { flush(this); @@ -1002,6 +1012,19 @@ METHOD(task_manager_t, busy, bool, return (this->active_tasks->get_count(this->active_tasks) > 0); } +METHOD(task_manager_t, incr_mid, void, + private_task_manager_t *this, bool initiate) +{ + if (initiate) + { + this->initiating.mid++; + } + else + { + this->responding.mid++; + } +} + METHOD(task_manager_t, reset, void, private_task_manager_t *this, u_int32_t initiate, u_int32_t respond) { @@ -1085,6 +1108,7 @@ task_manager_t *task_manager_create(ike_sa_t *ike_sa) .queue_task = _queue_task, .initiate = _initiate, .retransmit = _retransmit, + .incr_mid = _incr_mid, .reset = _reset, .adopt_tasks = _adopt_tasks, .busy = _busy, diff --git a/src/libcharon/sa/task_manager.h b/src/libcharon/sa/task_manager.h index 14fccd5f9..5bc6c80c4 100644 --- a/src/libcharon/sa/task_manager.h +++ b/src/libcharon/sa/task_manager.h @@ -149,6 +149,16 @@ struct task_manager_t { void (*adopt_tasks) (task_manager_t *this, task_manager_t *other); /** + * Increment a message ID counter, in- or outbound. + * + * If a message is processed outside of the manager, this call increments + * the message ID counters of the task manager. + * + * @param inititate TRUE to increment the initiating ID + */ + void (*incr_mid)(task_manager_t *this, bool initiate); + + /** * Reset message ID counters of the task manager. * * The IKEv2 protocol requires to restart exchanges with message IDs diff --git a/src/libcharon/sa/tasks/child_create.c b/src/libcharon/sa/tasks/child_create.c index 57beedba9..fc02a334b 100644 --- a/src/libcharon/sa/tasks/child_create.c +++ b/src/libcharon/sa/tasks/child_create.c @@ -117,6 +117,11 @@ struct private_child_create_t { ipsec_mode_t mode; /** + * peer accepts TFC padding for this SA + */ + bool tfcv3; + + /** * IPComp transform to use */ ipcomp_transform_t ipcomp; @@ -455,17 +460,21 @@ static status_t select_and_install(private_child_create_t *this, { if (this->initiator) { - status_i = this->child_sa->install(this->child_sa, encr_r, integ_r, - this->my_spi, this->my_cpi, TRUE, my_ts, other_ts); - status_o = this->child_sa->install(this->child_sa, encr_i, integ_i, - this->other_spi, this->other_cpi, FALSE, my_ts, other_ts); + status_i = this->child_sa->install(this->child_sa, + encr_r, integ_r, this->my_spi, this->my_cpi, + TRUE, this->tfcv3, my_ts, other_ts); + status_o = this->child_sa->install(this->child_sa, + encr_i, integ_i, this->other_spi, this->other_cpi, + FALSE, this->tfcv3, my_ts, other_ts); } else { - status_i = this->child_sa->install(this->child_sa, encr_i, integ_i, - this->my_spi, this->my_cpi, TRUE, my_ts, other_ts); - status_o = this->child_sa->install(this->child_sa, encr_r, integ_r, - this->other_spi, this->other_cpi, FALSE, my_ts, other_ts); + status_i = this->child_sa->install(this->child_sa, + encr_i, integ_i, this->my_spi, this->my_cpi, + TRUE, this->tfcv3, my_ts, other_ts); + status_o = this->child_sa->install(this->child_sa, + encr_r, integ_r, this->other_spi, this->other_cpi, + FALSE, this->tfcv3, my_ts, other_ts); } } chunk_clear(&integ_i); @@ -631,7 +640,13 @@ static void handle_notify(private_child_create_t *this, notify_payload_t *notify ipcomp_transform_names, ipcomp); break; } + break; } + case ESP_TFC_PADDING_NOT_SUPPORTED: + DBG1(DBG_IKE, "received %N, not using ESPv3 TFC padding", + notify_type_names, notify->get_notify_type(notify)); + this->tfcv3 = FALSE; + break; default: break; } @@ -691,10 +706,8 @@ static void process_payloads(private_child_create_t *this, message_t *message) enumerator->destroy(enumerator); } -/** - * Implementation of task_t.build for initiator - */ -static status_t build_i(private_child_create_t *this, message_t *message) +METHOD(task_t, build_i, status_t, + private_child_create_t *this, message_t *message) { host_t *me, *other, *vip; peer_cfg_t *peer_cfg; @@ -831,10 +844,8 @@ static status_t build_i(private_child_create_t *this, message_t *message) return NEED_MORE; } -/** - * Implementation of task_t.process for responder - */ -static status_t process_r(private_child_create_t *this, message_t *message) +METHOD(task_t, process_r, status_t, + private_child_create_t *this, message_t *message) { switch (message->get_exchange_type(message)) { @@ -877,10 +888,8 @@ static void handle_child_sa_failure(private_child_create_t *this, } } -/** - * Implementation of task_t.build for responder - */ -static status_t build_r(private_child_create_t *this, message_t *message) +METHOD(task_t, build_r, status_t, + private_child_create_t *this, message_t *message) { peer_cfg_t *peer_cfg; payload_t *payload; @@ -958,7 +967,7 @@ static status_t build_r(private_child_create_t *this, message_t *message) case INTERNAL_ADDRESS_FAILURE: case FAILED_CP_REQUIRED: { - DBG1(DBG_IKE,"configuration payload negotation " + DBG1(DBG_IKE,"configuration payload negotiation " "failed, no CHILD_SA built"); enumerator->destroy(enumerator); handle_child_sa_failure(this, message); @@ -1029,10 +1038,8 @@ static status_t build_r(private_child_create_t *this, message_t *message) return SUCCESS; } -/** - * Implementation of task_t.process for initiator - */ -static status_t process_i(private_child_create_t *this, message_t *message) +METHOD(task_t, process_i, status_t, + private_child_create_t *this, message_t *message) { enumerator_t *enumerator; payload_t *payload; @@ -1103,7 +1110,21 @@ static status_t process_i(private_child_create_t *this, message_t *message) return NEED_MORE; } default: + { + if (message->get_exchange_type(message) == CREATE_CHILD_SA) + { /* handle notifies if not handled in IKE_AUTH */ + if (type <= 16383) + { + DBG1(DBG_IKE, "received %N notify error", + notify_type_names, type); + enumerator->destroy(enumerator); + return SUCCESS; + } + DBG2(DBG_IKE, "received %N notify", + notify_type_names, type); + } break; + } } } } @@ -1155,34 +1176,20 @@ static status_t process_i(private_child_create_t *this, message_t *message) return SUCCESS; } -/** - * Implementation of task_t.get_type - */ -static task_type_t get_type(private_child_create_t *this) -{ - return CHILD_CREATE; -} - -/** - * Implementation of child_create_t.use_reqid - */ -static void use_reqid(private_child_create_t *this, u_int32_t reqid) +METHOD(child_create_t, use_reqid, void, + private_child_create_t *this, u_int32_t reqid) { this->reqid = reqid; } -/** - * Implementation of child_create_t.get_child - */ -static child_sa_t* get_child(private_child_create_t *this) +METHOD(child_create_t, get_child, child_sa_t*, + private_child_create_t *this) { return this->child_sa; } -/** - * Implementation of child_create_t.get_lower_nonce - */ -static chunk_t get_lower_nonce(private_child_create_t *this) +METHOD(child_create_t, get_lower_nonce, chunk_t, + private_child_create_t *this) { if (memcmp(this->my_nonce.ptr, this->other_nonce.ptr, min(this->my_nonce.len, this->other_nonce.len)) < 0) @@ -1195,10 +1202,14 @@ static chunk_t get_lower_nonce(private_child_create_t *this) } } -/** - * Implementation of task_t.migrate - */ -static void migrate(private_child_create_t *this, ike_sa_t *ike_sa) +METHOD(task_t, get_type, task_type_t, + private_child_create_t *this) +{ + return CHILD_CREATE; +} + +METHOD(task_t, migrate, void, + private_child_create_t *this, ike_sa_t *ike_sa) { chunk_free(&this->my_nonce); chunk_free(&this->other_nonce); @@ -1234,10 +1245,8 @@ static void migrate(private_child_create_t *this, ike_sa_t *ike_sa) this->established = FALSE; } -/** - * Implementation of task_t.destroy - */ -static void destroy(private_child_create_t *this) +METHOD(task_t, destroy, void, + private_child_create_t *this) { chunk_free(&this->my_nonce); chunk_free(&this->other_nonce); @@ -1273,52 +1282,45 @@ child_create_t *child_create_create(ike_sa_t *ike_sa, child_cfg_t *config, bool rekey, traffic_selector_t *tsi, traffic_selector_t *tsr) { - private_child_create_t *this = malloc_thing(private_child_create_t); - - this->public.get_child = (child_sa_t*(*)(child_create_t*))get_child; - this->public.get_lower_nonce = (chunk_t(*)(child_create_t*))get_lower_nonce; - this->public.use_reqid = (void(*)(child_create_t*,u_int32_t))use_reqid; - this->public.task.get_type = (task_type_t(*)(task_t*))get_type; - this->public.task.migrate = (void(*)(task_t*,ike_sa_t*))migrate; - this->public.task.destroy = (void(*)(task_t*))destroy; + private_child_create_t *this; + + INIT(this, + .public = { + .get_child = _get_child, + .get_lower_nonce = _get_lower_nonce, + .use_reqid = _use_reqid, + .task = { + .get_type = _get_type, + .migrate = _migrate, + .destroy = _destroy, + }, + }, + .ike_sa = ike_sa, + .config = config, + .packet_tsi = tsi ? tsi->clone(tsi) : NULL, + .packet_tsr = tsr ? tsr->clone(tsr) : NULL, + .dh_group = MODP_NONE, + .keymat = ike_sa->get_keymat(ike_sa), + .mode = MODE_TUNNEL, + .tfcv3 = TRUE, + .ipcomp = IPCOMP_NONE, + .ipcomp_received = IPCOMP_NONE, + .rekey = rekey, + ); + if (config) { - this->public.task.build = (status_t(*)(task_t*,message_t*))build_i; - this->public.task.process = (status_t(*)(task_t*,message_t*))process_i; + this->public.task.build = _build_i; + this->public.task.process = _process_i; this->initiator = TRUE; config->get_ref(config); } else { - this->public.task.build = (status_t(*)(task_t*,message_t*))build_r; - this->public.task.process = (status_t(*)(task_t*,message_t*))process_r; + this->public.task.build = _build_r; + this->public.task.process = _process_r; this->initiator = FALSE; } - this->ike_sa = ike_sa; - this->config = config; - this->my_nonce = chunk_empty; - this->other_nonce = chunk_empty; - this->proposals = NULL; - this->proposal = NULL; - this->tsi = NULL; - this->tsr = NULL; - this->packet_tsi = tsi ? tsi->clone(tsi) : NULL; - this->packet_tsr = tsr ? tsr->clone(tsr) : NULL; - this->dh = NULL; - this->dh_group = MODP_NONE; - this->keymat = ike_sa->get_keymat(ike_sa); - this->child_sa = NULL; - this->mode = MODE_TUNNEL; - this->ipcomp = IPCOMP_NONE; - this->ipcomp_received = IPCOMP_NONE; - this->my_spi = 0; - this->other_spi = 0; - this->my_cpi = 0; - this->other_cpi = 0; - this->reqid = 0; - this->established = FALSE; - this->rekey = rekey; - return &this->public; } diff --git a/src/libcharon/sa/tasks/child_rekey.c b/src/libcharon/sa/tasks/child_rekey.c index fdaaea4b8..e74ca4eef 100644 --- a/src/libcharon/sa/tasks/child_rekey.c +++ b/src/libcharon/sa/tasks/child_rekey.c @@ -241,12 +241,11 @@ static child_sa_t *handle_collision(private_child_rekey_t *this) /* if we have the lower nonce, delete rekeyed SA. If not, delete * the redundant. */ if (memcmp(this_nonce.ptr, other_nonce.ptr, - min(this_nonce.len, other_nonce.len)) < 0) + min(this_nonce.len, other_nonce.len)) > 0) { child_sa_t *child_sa; - DBG1(DBG_IKE, "CHILD_SA rekey collision won, " - "deleting rekeyed child"); + DBG1(DBG_IKE, "CHILD_SA rekey collision won, deleting old child"); to_delete = this->child_sa; /* don't touch child other created, it has already been deleted */ if (!this->other_child_destroyed) @@ -259,7 +258,7 @@ static child_sa_t *handle_collision(private_child_rekey_t *this) else { DBG1(DBG_IKE, "CHILD_SA rekey collision lost, " - "deleting redundant child"); + "deleting rekeyed child"); to_delete = this->child_create->get_child(this->child_create); } } diff --git a/src/libcharon/sa/tasks/ike_auth.c b/src/libcharon/sa/tasks/ike_auth.c index b440ec811..0756c7d60 100644 --- a/src/libcharon/sa/tasks/ike_auth.c +++ b/src/libcharon/sa/tasks/ike_auth.c @@ -68,6 +68,11 @@ struct private_ike_auth_t { packet_t *other_packet; /** + * Reserved bytes of ID payload + */ + char reserved[3]; + + /** * currently active authenticator, to authenticate us */ authenticator_t *my_auth; @@ -101,6 +106,11 @@ struct private_ike_auth_t { * should we send a AUTHENTICATION_FAILED notify? */ bool authentication_failed; + + /** + * received an INITIAL_CONTACT? + */ + bool initial_contact; }; /** @@ -160,6 +170,24 @@ static status_t collect_other_init_data(private_ike_auth_t *this, } /** + * Get and store reserved bytes of id_payload, required for AUTH payload + */ +static void get_reserved_id_bytes(private_ike_auth_t *this, id_payload_t *id) +{ + u_int8_t *byte; + int i; + + for (i = 0; i < countof(this->reserved); i++) + { + byte = payload_get_field(&id->payload_interface, RESERVED_BYTE, i); + if (byte) + { + this->reserved[i] = *byte; + } + } +} + +/** * Get the next authentication configuration */ static auth_cfg_t *get_auth_cfg(private_ike_auth_t *this, bool local) @@ -329,10 +357,8 @@ static bool update_cfg_candidates(private_ike_auth_t *this, bool strict) return this->peer_cfg != NULL; } -/** - * Implementation of task_t.build for initiator - */ -static status_t build_i(private_ike_auth_t *this, message_t *message) +METHOD(task_t, build_i, status_t, + private_ike_auth_t *this, message_t *message) { auth_cfg_t *cfg; @@ -367,7 +393,7 @@ static status_t build_i(private_ike_auth_t *this, message_t *message) /* check if an authenticator is in progress */ if (this->my_auth == NULL) { - identification_t *id; + identification_t *idi, *idr = NULL; id_payload_t *id_payload; /* clean up authentication config from a previous round */ @@ -378,33 +404,48 @@ static status_t build_i(private_ike_auth_t *this, message_t *message) cfg = get_auth_cfg(this, FALSE); if (cfg) { - id = cfg->get(cfg, AUTH_RULE_IDENTITY); - if (id && !id->contains_wildcards(id)) + idr = cfg->get(cfg, AUTH_RULE_IDENTITY); + if (idr && !idr->contains_wildcards(idr)) { - this->ike_sa->set_other_id(this->ike_sa, id->clone(id)); + this->ike_sa->set_other_id(this->ike_sa, idr->clone(idr)); id_payload = id_payload_create_from_identification( - ID_RESPONDER, id); + ID_RESPONDER, idr); message->add_payload(message, (payload_t*)id_payload); } } /* add IDi */ cfg = this->ike_sa->get_auth_cfg(this->ike_sa, TRUE); cfg->merge(cfg, get_auth_cfg(this, TRUE), TRUE); - id = cfg->get(cfg, AUTH_RULE_IDENTITY); - if (!id) + idi = cfg->get(cfg, AUTH_RULE_IDENTITY); + if (!idi) { DBG1(DBG_CFG, "configuration misses IDi"); return FAILED; } - this->ike_sa->set_my_id(this->ike_sa, id->clone(id)); - id_payload = id_payload_create_from_identification(ID_INITIATOR, id); + this->ike_sa->set_my_id(this->ike_sa, idi->clone(idi)); + id_payload = id_payload_create_from_identification(ID_INITIATOR, idi); + get_reserved_id_bytes(this, id_payload); message->add_payload(message, (payload_t*)id_payload); + if (idr && message->get_message_id(message) == 1 && + this->peer_cfg->get_unique_policy(this->peer_cfg) != UNIQUE_NO) + { + host_t *host; + + host = this->ike_sa->get_other_host(this->ike_sa); + if (!charon->ike_sa_manager->has_contact(charon->ike_sa_manager, + idi, idr, host->get_family(host))) + { + message->add_notify(message, FALSE, INITIAL_CONTACT, chunk_empty); + } + } + /* build authentication data */ this->my_auth = authenticator_create_builder(this->ike_sa, cfg, this->other_nonce, this->my_nonce, this->other_packet->get_data(this->other_packet), - this->my_packet->get_data(this->my_packet)); + this->my_packet->get_data(this->my_packet), + this->reserved); if (!this->my_auth) { return FAILED; @@ -441,10 +482,8 @@ static status_t build_i(private_ike_auth_t *this, message_t *message) return NEED_MORE; } -/** - * Implementation of task_t.process for responder - */ -static status_t process_r(private_ike_auth_t *this, message_t *message) +METHOD(task_t, process_r, status_t, + private_ike_auth_t *this, message_t *message) { auth_cfg_t *cfg, *cand; id_payload_t *id_payload; @@ -498,6 +537,7 @@ static status_t process_r(private_ike_auth_t *this, message_t *message) return FAILED; } id = id_payload->get_identification(id_payload); + get_reserved_id_bytes(this, id_payload); this->ike_sa->set_other_id(this->ike_sa, id); cfg = this->ike_sa->get_auth_cfg(this->ike_sa, FALSE); cfg->add(cfg, AUTH_RULE_IDENTITY, id->clone(id)); @@ -548,7 +588,8 @@ static status_t process_r(private_ike_auth_t *this, message_t *message) this->other_auth = authenticator_create_verifier(this->ike_sa, message, this->other_nonce, this->my_nonce, this->other_packet->get_data(this->other_packet), - this->my_packet->get_data(this->my_packet)); + this->my_packet->get_data(this->my_packet), + this->reserved); if (!this->other_auth) { this->authentication_failed = TRUE; @@ -572,10 +613,13 @@ static status_t process_r(private_ike_auth_t *this, message_t *message) return NEED_MORE; } - /* store authentication information */ - cfg = auth_cfg_create(); - cfg->merge(cfg, this->ike_sa->get_auth_cfg(this->ike_sa, FALSE), FALSE); - this->ike_sa->add_auth_cfg(this->ike_sa, FALSE, cfg); + /* If authenticated (with non-EAP) and received INITIAL_CONTACT, + * delete any existing IKE_SAs with that peer. */ + if (message->get_message_id(message) == 1 && + message->get_notify(message, INITIAL_CONTACT)) + { + this->initial_contact = TRUE; + } /* another auth round done, invoke authorize hook */ if (!charon->bus->authorize(charon->bus, FALSE)) @@ -585,6 +629,11 @@ static status_t process_r(private_ike_auth_t *this, message_t *message) return NEED_MORE; } + /* store authentication information */ + cfg = auth_cfg_create(); + cfg->merge(cfg, this->ike_sa->get_auth_cfg(this->ike_sa, FALSE), FALSE); + this->ike_sa->add_auth_cfg(this->ike_sa, FALSE, cfg); + if (!update_cfg_candidates(this, FALSE)) { this->authentication_failed = TRUE; @@ -603,10 +652,8 @@ static status_t process_r(private_ike_auth_t *this, message_t *message) return NEED_MORE; } -/** - * Implementation of task_t.build for responder - */ -static status_t build_r(private_ike_auth_t *this, message_t *message) +METHOD(task_t, build_r, status_t, + private_ike_auth_t *this, message_t *message) { auth_cfg_t *cfg; @@ -662,8 +709,16 @@ static status_t build_r(private_ike_auth_t *this, message_t *message) } id_payload = id_payload_create_from_identification(ID_RESPONDER, id); + get_reserved_id_bytes(this, id_payload); message->add_payload(message, (payload_t*)id_payload); + if (this->initial_contact) + { + charon->ike_sa_manager->check_uniqueness(charon->ike_sa_manager, + this->ike_sa, TRUE); + this->initial_contact = FALSE; + } + if ((uintptr_t)cfg->get(cfg, AUTH_RULE_AUTH_CLASS) == AUTH_CLASS_EAP) { /* EAP-only authentication */ if (!this->ike_sa->supports_extension(this->ike_sa, @@ -682,7 +737,8 @@ static status_t build_r(private_ike_auth_t *this, message_t *message) this->my_auth = authenticator_create_builder(this->ike_sa, cfg, this->other_nonce, this->my_nonce, this->other_packet->get_data(this->other_packet), - this->my_packet->get_data(this->my_packet)); + this->my_packet->get_data(this->my_packet), + this->reserved); if (!this->my_auth) { message->add_notify(message, TRUE, AUTHENTICATION_FAILED, @@ -744,7 +800,7 @@ static status_t build_r(private_ike_auth_t *this, message_t *message) if (!this->do_another_auth && !this->expect_another_auth) { if (charon->ike_sa_manager->check_uniqueness(charon->ike_sa_manager, - this->ike_sa)) + this->ike_sa, FALSE)) { DBG1(DBG_IKE, "cancelling IKE_SA setup due uniqueness policy"); message->add_notify(message, TRUE, AUTHENTICATION_FAILED, @@ -772,10 +828,8 @@ static status_t build_r(private_ike_auth_t *this, message_t *message) return NEED_MORE; } -/** - * Implementation of task_t.process for initiator - */ -static status_t process_i(private_ike_auth_t *this, message_t *message) +METHOD(task_t, process_i, status_t, + private_ike_auth_t *this, message_t *message) { enumerator_t *enumerator; payload_t *payload; @@ -857,6 +911,7 @@ static status_t process_i(private_ike_auth_t *this, message_t *message) return FAILED; } id = id_payload->get_identification(id_payload); + get_reserved_id_bytes(this, id_payload); this->ike_sa->set_other_id(this->ike_sa, id); cfg = this->ike_sa->get_auth_cfg(this->ike_sa, FALSE); cfg->add(cfg, AUTH_RULE_IDENTITY, id->clone(id)); @@ -867,7 +922,8 @@ static status_t process_i(private_ike_auth_t *this, message_t *message) this->other_auth = authenticator_create_verifier(this->ike_sa, message, this->other_nonce, this->my_nonce, this->other_packet->get_data(this->other_packet), - this->my_packet->get_data(this->my_packet)); + this->my_packet->get_data(this->my_packet), + this->reserved); if (!this->other_auth) { return FAILED; @@ -893,17 +949,17 @@ static status_t process_i(private_ike_auth_t *this, message_t *message) this->other_auth->destroy(this->other_auth); this->other_auth = NULL; } - /* store authentication information, reset authenticator */ - cfg = auth_cfg_create(); - cfg->merge(cfg, this->ike_sa->get_auth_cfg(this->ike_sa, FALSE), FALSE); - this->ike_sa->add_auth_cfg(this->ike_sa, FALSE, cfg); - /* another auth round done, invoke authorize hook */ if (!charon->bus->authorize(charon->bus, FALSE)) { DBG1(DBG_IKE, "authorization forbids IKE_SA, cancelling"); return FAILED; } + + /* store authentication information, reset authenticator */ + cfg = auth_cfg_create(); + cfg->merge(cfg, this->ike_sa->get_auth_cfg(this->ike_sa, FALSE), FALSE); + this->ike_sa->add_auth_cfg(this->ike_sa, FALSE, cfg); } if (this->my_auth) @@ -964,18 +1020,14 @@ static status_t process_i(private_ike_auth_t *this, message_t *message) return NEED_MORE; } -/** - * Implementation of task_t.get_type - */ -static task_type_t get_type(private_ike_auth_t *this) +METHOD(task_t, get_type, task_type_t, + private_ike_auth_t *this) { return IKE_AUTHENTICATE; } -/** - * Implementation of task_t.migrate - */ -static void migrate(private_ike_auth_t *this, ike_sa_t *ike_sa) +METHOD(task_t, migrate, void, + private_ike_auth_t *this, ike_sa_t *ike_sa) { chunk_free(&this->my_nonce); chunk_free(&this->other_nonce); @@ -998,10 +1050,8 @@ static void migrate(private_ike_auth_t *this, ike_sa_t *ike_sa) this->candidates = linked_list_create(); } -/** - * Implementation of task_t.destroy - */ -static void destroy(private_ike_auth_t *this) +METHOD(task_t, destroy, void, + private_ike_auth_t *this) { chunk_free(&this->my_nonce); chunk_free(&this->other_nonce); @@ -1019,37 +1069,29 @@ static void destroy(private_ike_auth_t *this) */ ike_auth_t *ike_auth_create(ike_sa_t *ike_sa, bool initiator) { - private_ike_auth_t *this = malloc_thing(private_ike_auth_t); - - this->public.task.get_type = (task_type_t(*)(task_t*))get_type; - this->public.task.migrate = (void(*)(task_t*,ike_sa_t*))migrate; - this->public.task.destroy = (void(*)(task_t*))destroy; - + private_ike_auth_t *this; + + INIT(this, + .public = { + .task = { + .get_type = _get_type, + .migrate = _migrate, + .build = _build_r, + .process = _process_r, + .destroy = _destroy, + }, + }, + .ike_sa = ike_sa, + .initiator = initiator, + .candidates = linked_list_create(), + .do_another_auth = TRUE, + .expect_another_auth = TRUE, + ); if (initiator) { - this->public.task.build = (status_t(*)(task_t*,message_t*))build_i; - this->public.task.process = (status_t(*)(task_t*,message_t*))process_i; - } - else - { - this->public.task.build = (status_t(*)(task_t*,message_t*))build_r; - this->public.task.process = (status_t(*)(task_t*,message_t*))process_r; + this->public.task.build = _build_i; + this->public.task.process = _process_i; } - - this->ike_sa = ike_sa; - this->initiator = initiator; - this->my_nonce = chunk_empty; - this->other_nonce = chunk_empty; - this->my_packet = NULL; - this->other_packet = NULL; - this->peer_cfg = NULL; - this->candidates = linked_list_create(); - this->my_auth = NULL; - this->other_auth = NULL; - this->do_another_auth = TRUE; - this->expect_another_auth = TRUE; - this->authentication_failed = FALSE; - return &this->public; } diff --git a/src/libcharon/sa/tasks/ike_cert_pre.c b/src/libcharon/sa/tasks/ike_cert_pre.c index 1c0c54727..a59b8dcce 100644 --- a/src/libcharon/sa/tasks/ike_cert_pre.c +++ b/src/libcharon/sa/tasks/ike_cert_pre.c @@ -76,6 +76,7 @@ static void process_certreqs(private_ike_cert_pre_t *this, message_t *message) { certreq_payload_t *certreq = (certreq_payload_t*)payload; enumerator_t *enumerator; + u_int unknown = 0; chunk_t keyid; this->ike_sa->set_condition(this->ike_sa, COND_CERTREQ_SEEN, TRUE); @@ -103,12 +104,18 @@ static void process_certreqs(private_ike_cert_pre_t *this, message_t *message) } else { - DBG1(DBG_IKE, "received cert request for unknown ca " + DBG2(DBG_IKE, "received cert request for unknown ca " "with keyid %Y", id); + unknown++; } id->destroy(id); } enumerator->destroy(enumerator); + if (unknown) + { + DBG1(DBG_IKE, "received %u cert requests for an unknown ca", + unknown); + } break; } case NOTIFY: @@ -253,11 +260,19 @@ static void process_certs(private_ike_cert_pre_t *this, message_t *message) } break; } + case ENC_CRL: + cert = cert_payload->get_cert(cert_payload); + if (cert) + { + DBG1(DBG_IKE, "received CRL \"%Y\"", + cert->get_subject(cert)); + auth->add(auth, AUTH_HELPER_REVOCATION_CERT, cert); + } + break; case ENC_PKCS7_WRAPPED_X509: case ENC_PGP: case ENC_DNS_SIGNED_KEY: case ENC_KERBEROS_TOKEN: - case ENC_CRL: case ENC_ARL: case ENC_SPKI: case ENC_X509_ATTRIBUTE: diff --git a/src/libcharon/sa/tasks/ike_rekey.c b/src/libcharon/sa/tasks/ike_rekey.c index 1a6c140c4..44c55036e 100644 --- a/src/libcharon/sa/tasks/ike_rekey.c +++ b/src/libcharon/sa/tasks/ike_rekey.c @@ -255,19 +255,20 @@ static status_t process_i(private_ike_rekey_t *this, message_t *message) /* if we have the lower nonce, delete rekeyed SA. If not, delete * the redundant. */ if (memcmp(this_nonce.ptr, other_nonce.ptr, - min(this_nonce.len, other_nonce.len)) < 0) + min(this_nonce.len, other_nonce.len)) > 0) { /* peer should delete this SA. Add a timeout just in case. */ job_t *job = (job_t*)delete_ike_sa_job_create( other->new_sa->get_id(other->new_sa), TRUE); lib->scheduler->schedule_job(lib->scheduler, job, 10); - DBG1(DBG_IKE, "IKE_SA rekey collision won, deleting rekeyed IKE_SA"); + DBG1(DBG_IKE, "IKE_SA rekey collision won, waiting for delete"); charon->ike_sa_manager->checkin(charon->ike_sa_manager, other->new_sa); other->new_sa = NULL; } else { - DBG1(DBG_IKE, "IKE_SA rekey collision lost, deleting redundant IKE_SA"); + DBG1(DBG_IKE, "IKE_SA rekey collision lost, " + "deleting redundant IKE_SA"); /* apply host for a proper delete */ host = this->ike_sa->get_my_host(this->ike_sa); this->new_sa->set_my_host(this->new_sa, host->clone(host)); diff --git a/src/libcharon/tnc/imc/imc.h b/src/libcharon/tnc/imc/imc.h new file mode 100644 index 000000000..fe8f25b0f --- /dev/null +++ b/src/libcharon/tnc/imc/imc.h @@ -0,0 +1,175 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup imc imc + * @ingroup tnc + * + * @defgroup imct imc + * @{ @ingroup imc + */ + +#ifndef IMC_H_ +#define IMC_H_ + +#include <tnc/tncifimc.h> +#include <library.h> + +typedef struct imc_t imc_t; + +/** + * Controls a single Integrity Measurement Collector (IMC) + */ +struct imc_t { + + /** + * The TNC Client calls this function to initialize the IMC and agree on + * the API version number to be used. It also supplies the IMC ID, an IMC + * identifier that the IMC must use when calling TNC Client callback functions. + * + * @param imcID IMC ID assigned by TNCC + * @param minVersion minimum API version supported by TNCC + * @param maxVersion maximum API version supported by TNCC + * @param OutActualVersion mutually supported API version number + * @return TNC result code + */ + TNC_Result (*initialize)(TNC_IMCID imcID, + TNC_Version minVersion, + TNC_Version maxVersion, + TNC_Version *OutActualVersion); + + /** + * The TNC Client calls this function to inform the IMC that the state of + * the network connection identified by connectionID has changed to newState. + * + * @param imcID IMC ID assigned by TNCC + * @param connectionID network connection ID assigned by TNCC + * @param newState new network connection state + * @return TNC result code + */ + TNC_Result (*notify_connection_change)(TNC_IMCID imcID, + TNC_ConnectionID connectionID, + TNC_ConnectionState newState); + + /** + * The TNC Client calls this function to indicate that an Integrity Check + * Handshake is beginning and solicit messages from IMCs for the first batch. + * + * @param imcID IMC ID assigned by TNCC + * @param connectionID network connection ID assigned by TNCC + * @return TNC result code + */ + TNC_Result (*begin_handshake)(TNC_IMCID imcID, + TNC_ConnectionID connectionID); + + /** + * The TNC Client calls this function to deliver a message to the IMC. + * The message is contained in the buffer referenced by message and contains + * the number of octets indicated by messageLength. The type of the message + * is indicated by messageType. + * + * @param imcID IMC ID assigned by TNCS + * @param connectionID network connection ID assigned by TNCC + * @param message reference to buffer containing message + * @param messageLength number of octets in message + * @param messageType message type of message + * @return TNC result code + */ + TNC_Result (*receive_message)(TNC_IMCID imcID, + TNC_ConnectionID connectionID, + TNC_BufferReference message, + TNC_UInt32 messageLength, + TNC_MessageType messageType); + + /** + * The TNC Client calls this function to notify IMCs that all IMV messages + * received in a batch have been delivered and this is the IMC’s last chance + * to send a message in the batch of IMC messages currently being collected. + * + * @param imcID IMC ID assigned by TNCC + * @param connectionID network connection ID assigned by TNCC + * @return TNC result code + */ + TNC_Result (*batch_ending)(TNC_IMCID imcID, + TNC_ConnectionID connectionID); + + /** + * The TNC Client calls this function to close down the IMC when all work is + * complete or the IMC reports TNC_RESULT_FATAL. + * + * @param imcID IMC ID assigned by TNCC + * @return TNC result code + */ + TNC_Result (*terminate)(TNC_IMCID imcID); + + /** + * IMVs implementing the UNIX/Linux Dynamic Linkage platform binding MUST + * define this additional function. The TNC Server MUST call the function + * immediately after calling TNC_IMV_Initialize to provide a pointer to the + * TNCS bind function. The IMV can then use the TNCS bind function to obtain + * pointers to any other TNCS functions. + * + * @param imcID IMC ID assigned by TNCC + * @param bindFunction pointer to TNC_TNCC_BindFunction + * @return TNC result code + */ + TNC_Result (*provide_bind_function)(TNC_IMCID imcID, + TNC_TNCC_BindFunctionPointer bindFunction); + + /** + * Sets the ID of an imc_t object. + * + * @param id IMC ID to be assigned + */ + void (*set_id)(imc_t *this, TNC_IMCID id); + + /** + * Returns the ID of an imc_t object. + * + * @return assigned IMC ID + */ + TNC_IMCID (*get_id)(imc_t *this); + + /** + * Returns the name of an imc_t object. + * + * @return name of IMC + */ + char* (*get_name)(imc_t *this); + + /** + * Sets the supported message types of an imc_t object. + * + * @param supported_types list of messages type supported by IMC + * @param type_count number of supported message types + */ + void (*set_message_types)(imc_t *this, TNC_MessageTypeList supported_types, + TNC_UInt32 type_count); + + /** + * Check if the IMC supports a given message type. + * + * @param message_type message type + * @return TRUE if supported + */ + bool (*type_supported)(imc_t *this, TNC_MessageType message_type); + + /** + * Destroys an imc_t object. + */ + void (*destroy)(imc_t *this); +}; + +#endif /** IMC_H_ @}*/ diff --git a/src/libcharon/tnc/imc/imc_manager.h b/src/libcharon/tnc/imc/imc_manager.h new file mode 100644 index 000000000..634afdbe8 --- /dev/null +++ b/src/libcharon/tnc/imc/imc_manager.h @@ -0,0 +1,116 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup imc_manager imc_manager + * @{ @ingroup imc + */ + +#ifndef IMC_MANAGER_H_ +#define IMC_MANAGER_H_ + +#include "imc.h" + +#include <library.h> + +typedef struct imc_manager_t imc_manager_t; + +/** + * The IMC manager controls all IMC instances. + */ +struct imc_manager_t { + + /** + * Add an IMC instance + * + * @param imc IMC instance + * @return TRUE if initialization successful + */ + bool (*add)(imc_manager_t *this, imc_t *imc); + + /** + * Remove an IMC instance from the list and return it + * + * @param id ID of IMC instance + * @return removed IMC instance + */ + imc_t* (*remove)(imc_manager_t *this, TNC_IMCID id); + + /** + * Return the preferred language for recommendations + * + * @return preferred language string + */ + char* (*get_preferred_language)(imc_manager_t *this); + + /** + * Notify all IMC instances + * + * @param state communicate the state a connection has reached + */ + void (*notify_connection_change)(imc_manager_t *this, + TNC_ConnectionID id, + TNC_ConnectionState state); + + /** + * Begin a handshake between the IMCs and a connection + * + * @param id connection ID + */ + void (*begin_handshake)(imc_manager_t *this, TNC_ConnectionID id); + + /** + * Sets the supported message types reported by a given IMC + * + * @param id ID of reporting IMC + * @param supported_types list of messages type supported by IMC + * @param type_count number of supported message types + * @return TNC result code + */ + TNC_Result (*set_message_types)(imc_manager_t *this, + TNC_IMCID id, + TNC_MessageTypeList supported_types, + TNC_UInt32 type_count); + + /** + * Delivers a message to interested IMCs. + * + * @param connection_id ID of connection over which message was received + * @param message message + * @param message_len message length + * @param message_type message type + */ + void (*receive_message)(imc_manager_t *this, + TNC_ConnectionID connection_id, + TNC_BufferReference message, + TNC_UInt32 message_len, + TNC_MessageType message_type); + + /** + * Notify all IMCs that all IMV messages received in a batch have been + * delivered and this is the IMCs last chance to send a message in the + * batch of IMC messages currently being collected. + * + * @param id connection ID + */ + void (*batch_ending)(imc_manager_t *this, TNC_ConnectionID id); + + /** + * Destroy an IMC manager and all its controlled instances. + */ + void (*destroy)(imc_manager_t *this); +}; + +#endif /** IMC_MANAGER_H_ @}*/ diff --git a/src/libcharon/tnc/imv/imv.h b/src/libcharon/tnc/imv/imv.h new file mode 100644 index 000000000..26874ab0b --- /dev/null +++ b/src/libcharon/tnc/imv/imv.h @@ -0,0 +1,175 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup imv imv + * @ingroup tnc + * + * @defgroup imvt imv + * @{ @ingroup imv + */ + +#ifndef IMV_H_ +#define IMV_H_ + +#include <tnc/tncifimv.h> +#include <library.h> + +typedef struct imv_t imv_t; + +/** + * Controls a single Integrity Measurement Verifier (IMV) + */ +struct imv_t { + + /** + * The TNC Server calls this function to initialize the IMV and agree on + * the API version number to be used. It also supplies the IMV ID, an IMV + * identifier that the IMV must use when calling TNC Server callback functions. + * + * @param imvID IMV ID assigned by TNCS + * @param minVersion minimum API version supported + * @param maxVersion maximum API version supported by TNCS + * @param OutActualVersion mutually supported API version number + * @return TNC result code + */ + TNC_Result (*initialize)(TNC_IMVID imvID, + TNC_Version minVersion, + TNC_Version maxVersion, + TNC_Version *OutActualVersion); + + /** + * The TNC Server calls this function to inform the IMV that the state of + * the network connection identified by connectionID has changed to newState. + * + * @param imvID IMV ID assigned by TNCS + * @param connectionID network connection ID assigned by TNCS + * @param newState new network connection state + * @return TNC result code + */ + TNC_Result (*notify_connection_change)(TNC_IMVID imvID, + TNC_ConnectionID connectionID, + TNC_ConnectionState newState); + + /** + * The TNC Server calls this function at the end of an Integrity Check + * Handshake (after all IMC-IMV messages have been delivered) to solicit + * recommendations from IMVs that have not yet provided a recommendation. + * + * @param imvID IMV ID assigned by TNCS + * @param connectionID network connection ID assigned by TNCS + * @return TNC result code + */ + TNC_Result (*solicit_recommendation)(TNC_IMVID imvID, + TNC_ConnectionID connectionID); + + /** + * The TNC Server calls this function to deliver a message to the IMV. + * The message is contained in the buffer referenced by message and contains + * the number of octets indicated by messageLength. The type of the message + * is indicated by messageType. + * + * @param imvID IMV ID assigned by TNCS + * @param connectionID network connection ID assigned by TNCS + * @param message reference to buffer containing message + * @param messageLength number of octets in message + * @param messageType message type of message + * @return TNC result code + */ + TNC_Result (*receive_message)(TNC_IMVID imvID, + TNC_ConnectionID connectionID, + TNC_BufferReference message, + TNC_UInt32 messageLength, + TNC_MessageType messageType); + + /** + * The TNC Server calls this function to notify IMVs that all IMC messages + * received in a batch have been delivered and this is the IMV’s last chance + * to send a message in the batch of IMV messages currently being collected. + * + * @param imvID IMV ID assigned by TNCS + * @param connectionID network connection ID assigned by TNCS + * @return TNC result code + */ + TNC_Result (*batch_ending)(TNC_IMVID imvID, + TNC_ConnectionID connectionID); + + /** + * The TNC Server calls this function to close down the IMV. + * + * @param imvID IMV ID assigned by TNCS + * @return TNC result code + */ + TNC_Result (*terminate)(TNC_IMVID imvID); + + /** + * IMVs implementing the UNIX/Linux Dynamic Linkage platform binding MUST + * define this additional function. The TNC Server MUST call the function + * immediately after calling TNC_IMV_Initialize to provide a pointer to the + * TNCS bind function. The IMV can then use the TNCS bind function to obtain + * pointers to any other TNCS functions. + * + * @param imvID IMV ID assigned by TNCS + * @param bindFunction pointer to TNC_TNCS_BindFunction + * @return TNC result code + */ + TNC_Result (*provide_bind_function)(TNC_IMVID imvID, + TNC_TNCS_BindFunctionPointer bindFunction); + + /** + * Sets the ID of an imv_t object. + * + * @param id IMV ID to be assigned + */ + void (*set_id)(imv_t *this, TNC_IMVID id); + + /** + * Returns the ID of an imv_t object. + * + * @return IMV ID assigned by TNCS + */ + TNC_IMVID (*get_id)(imv_t *this); + + /** + * Returns the name of an imv_t object. + * + * @return name of IMV + */ + char* (*get_name)(imv_t *this); + + /** + * Sets the supported message types of an imv_t object. + * + * @param supported_types list of messages type supported by IMV + * @param type_count number of supported message types + */ + void (*set_message_types)(imv_t *this, TNC_MessageTypeList supported_types, + TNC_UInt32 type_count); + + /** + * Check if the IMV supports a given message type. + * + * @param message_type message type + * @return TRUE if supported + */ + bool (*type_supported)(imv_t *this, TNC_MessageType message_type); + + /** + * Destroys an imv_t object. + */ + void (*destroy)(imv_t *this); +}; + +#endif /** IMV_H_ @}*/ diff --git a/src/libcharon/tnc/imv/imv_manager.h b/src/libcharon/tnc/imv/imv_manager.h new file mode 100644 index 000000000..b5c581a75 --- /dev/null +++ b/src/libcharon/tnc/imv/imv_manager.h @@ -0,0 +1,134 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup imv_manager imv_manager + * @{ @ingroup imv + */ + +#ifndef IMV_MANAGER_H_ +#define IMV_MANAGER_H_ + +#include "imv.h" +#include "imv_recommendations.h" + +#include <library.h> + +typedef struct imv_manager_t imv_manager_t; + +/** + * The IMV manager controls all IMV instances. + */ +struct imv_manager_t { + + /** + * Add an IMV instance + * + * @param imv IMV instance + * @return TRUE if initialization successful + */ + bool (*add)(imv_manager_t *this, imv_t *imv); + + /** + * Remove an IMV instance from the list and return it + * + * @param id ID of IMV instance + * @return removed IMC instance + */ + imv_t* (*remove)(imv_manager_t *this, TNC_IMVID id); + + /** + * Get the configured recommendation policy + * + * @return configured recommendation policy + */ + recommendation_policy_t (*get_recommendation_policy)(imv_manager_t *this); + + /** + * Create an empty set of IMV recommendations and evaluations + * + * @return instance of a recommendations_t list + */ + recommendations_t* (*create_recommendations)(imv_manager_t *this); + + /** + * Enforce the TNC recommendation on the IKE_SA by either inserting an + * allow|isolate group membership rule (TRUE) or by blocking access (FALSE) + * + * @param void TNC action recommendation + * @return TRUE for allow|isolate, FALSE for none + */ + bool (*enforce_recommendation)(imv_manager_t *this, + TNC_IMV_Action_Recommendation rec); + + /** + * Notify all IMV instances + * + * @param state communicate the state a connection has reached + */ + void (*notify_connection_change)(imv_manager_t *this, + TNC_ConnectionID id, + TNC_ConnectionState state); + + /** + * Sets the supported message types reported by a given IMV + * + * @param id ID of reporting IMV + * @param supported_types list of messages type supported by IMV + * @param type_count number of supported message types + * @return TNC result code + */ + TNC_Result (*set_message_types)(imv_manager_t *this, + TNC_IMVID id, + TNC_MessageTypeList supported_types, + TNC_UInt32 type_count); + + /** + * Solicit recommendations from IMVs that have not yet provided one + * + * @param id connection ID + */ + void (*solicit_recommendation)(imv_manager_t *this, TNC_ConnectionID id); + + /** + * Delivers a message to interested IMVs. + * + * @param connection_id ID of connection over which message was received + * @param message message + * @param message_len message length + * @param message_type message type + */ + void (*receive_message)(imv_manager_t *this, + TNC_ConnectionID connection_id, + TNC_BufferReference message, + TNC_UInt32 message_len, + TNC_MessageType message_type); + + /** + * Notify all IMVs that all IMC messages received in a batch have been + * delivered and this is the IMVs last chance to send a message in the + * batch of IMV messages currently being collected. + * + * @param id connection ID + */ + void (*batch_ending)(imv_manager_t *this, TNC_ConnectionID id); + + /** + * Destroy an IMV manager and all its controlled instances. + */ + void (*destroy)(imv_manager_t *this); +}; + +#endif /** IMV_MANAGER_H_ @}*/ diff --git a/src/libcharon/tnc/imv/imv_recommendations.c b/src/libcharon/tnc/imv/imv_recommendations.c new file mode 100644 index 000000000..9daaca16c --- /dev/null +++ b/src/libcharon/tnc/imv/imv_recommendations.c @@ -0,0 +1,24 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "imv_recommendations.h" + +ENUM(recommendation_policy_names, RECOMMENDATION_POLICY_DEFAULT, + RECOMMENDATION_POLICY_ALL, + "default", + "any", + "all" +); + diff --git a/src/libcharon/tnc/imv/imv_recommendations.h b/src/libcharon/tnc/imv/imv_recommendations.h new file mode 100644 index 000000000..3a6e25c9f --- /dev/null +++ b/src/libcharon/tnc/imv/imv_recommendations.h @@ -0,0 +1,117 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup imv_recommendations imv_recommendations + * @{ @ingroup imv + */ + +#ifndef IMV_RECOMMENDATIONS_H_ +#define IMV_RECOMMENDATIONS_H_ + +#include <tnc/tncifimv.h> +#include <library.h> + +typedef enum recommendation_policy_t recommendation_policy_t; + +enum recommendation_policy_t { + RECOMMENDATION_POLICY_DEFAULT, + RECOMMENDATION_POLICY_ANY, + RECOMMENDATION_POLICY_ALL +}; + +extern enum_name_t *recommendation_policy_names; + + +typedef struct recommendations_t recommendations_t; + +/** + * Collection of all IMV action recommendations and evaluation results + */ +struct recommendations_t { + + /** + * Deliver an IMV action recommendation and IMV evaluation result to the TNCS + * + * @param imv_id ID of the IMV providing the recommendation + * @param rec action recommendation + * @param eval evaluation result + * @return return code + */ + TNC_Result (*provide_recommendation)(recommendations_t *this, + TNC_IMVID imv_id, + TNC_IMV_Action_Recommendation rec, + TNC_IMV_Evaluation_Result eval); + + /** + * If all IMVs provided a recommendation, derive a consolidated action + * recommendation and evaluation result based on a configured policy + * + * @param rec action recommendation + * @param eval evaluation result + * @return TRUE if all IMVs provided a recommendation + */ + bool (*have_recommendation)(recommendations_t *this, + TNC_IMV_Action_Recommendation *rec, + TNC_IMV_Evaluation_Result *eval); + + /** + * Get the preferred language for remediation messages + * + * @return preferred language + */ + chunk_t (*get_preferred_language)(recommendations_t *this); + + /** + * Set the preferred language for remediation messages + * + * @param pref_lang preferred language + */ + void (*set_preferred_language)(recommendations_t *this, chunk_t pref_lang); + + /** + * Set the reason string + * + * @param id ID of IMV setting the reason string + * @param reason reason string + * @result return code + */ + TNC_Result (*set_reason_string)(recommendations_t *this, TNC_IMVID id, + chunk_t reason); + + /** + * Set the language for reason strings + * + * @param id ID of IMV setting the reason language + * @param reason_lang reason language + * @result return code + */ + TNC_Result (*set_reason_language)(recommendations_t *this, TNC_IMVID id, + chunk_t reason_lang); + + /** + * Enumerates over all IMVs sending a reason string. + * Format: TNC_IMVID *id, chunk_t *reason, chunk_t *reason_language + * + * @return enumerator + */ + enumerator_t* (*create_reason_enumerator)(recommendations_t *this); + /** + * Destroys an imv_t object. + */ + void (*destroy)(recommendations_t *this); +}; + +#endif /** IMV_RECOMMENDATIONS_H_ @}*/ diff --git a/src/libcharon/tnccs/tnccs.c b/src/libcharon/tnc/tnccs/tnccs.c index 2facf02c8..575b850f5 100644 --- a/src/libcharon/tnccs/tnccs.c +++ b/src/libcharon/tnc/tnccs/tnccs.c @@ -15,7 +15,8 @@ #include "tnccs.h" -ENUM(eap_type_names, TNCCS_1_1, TNCCS_2_0, +ENUM(tnccs_type_names, TNCCS_UNKNOWN, TNCCS_2_0, + "unknown TNCCS", "TNCCS 1.1", "TNCCS SOH", "TNCCS 2.0", diff --git a/src/libcharon/tnccs/tnccs.h b/src/libcharon/tnc/tnccs/tnccs.h index 583512e82..c5d6f5ef0 100644 --- a/src/libcharon/tnccs/tnccs.h +++ b/src/libcharon/tnc/tnccs/tnccs.h @@ -15,23 +15,38 @@ /** * @defgroup tnccs tnccs - * @{ @ingroup libcharon + * @ingroup tnc + * + * @defgroup tnccst tnccs + * @{ @ingroup tnccs */ #ifndef TNCCS_H_ #define TNCCS_H_ -typedef enum tnccs_type_t tnccs_type_t; - +#include <tnc/tncif.h> +#include <tnc/tncifimc.h> +#include <tnc/tncifimv.h> #include <library.h> +#define IETF_VENDOR_ID 0x000000 /* 0 */ +#define MICROSOFT_VENDOR_ID 0x000137 /* 311 */ +#define OSC_VENDOR_ID 0x002358 /* 9048 */ +#define FHH_VENDOR_ID 0x0080ab /* 32939 */ +#define ITA_VENDOR_ID 0x00902a /* 36906 */ +#define RESERVED_VENDOR_ID 0xffffff /* 16777215 */ + +typedef enum tnccs_type_t tnccs_type_t; + /** * Type of TNC Client/Server protocol */ enum tnccs_type_t { + TNCCS_UNKNOWN, TNCCS_1_1, TNCCS_SOH, - TNCCS_2_0 + TNCCS_2_0, + TNCCS_DYNAMIC }; /** @@ -49,4 +64,19 @@ typedef struct tnccs_t tnccs_t; */ typedef tnccs_t* (*tnccs_constructor_t)(bool is_server); -#endif /** TNC_H_ @}*/ +/** + * Callback function adding a message to a TNCCS batch + * + * @param imc_id ID of IMC or TNC_IMCID_ANY + * @param imc_id ID of IMV or TNC_IMVID_ANY + * @param msg message to be added + * @param msg_len message length + * @param msg_type message type + */ +typedef void (*tnccs_send_message_t)(tnccs_t* tncss, TNC_IMCID imc_id, + TNC_IMVID imv_id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type); + +#endif /** TNCCS_H_ @}*/ diff --git a/src/libcharon/tnc/tnccs/tnccs_manager.c b/src/libcharon/tnc/tnccs/tnccs_manager.c new file mode 100644 index 000000000..7e522b870 --- /dev/null +++ b/src/libcharon/tnc/tnccs/tnccs_manager.c @@ -0,0 +1,477 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tnccs_manager.h" + +#include <tnc/imv/imv_recommendations.h> + +#include <debug.h> +#include <daemon.h> +#include <utils/linked_list.h> +#include <threading/rwlock.h> + +typedef struct private_tnccs_manager_t private_tnccs_manager_t; +typedef struct tnccs_entry_t tnccs_entry_t; +typedef struct tnccs_connection_entry_t tnccs_connection_entry_t; + +/** + * TNCCS constructor entry + */ +struct tnccs_entry_t { + + /** + * TNCCS protocol type + */ + tnccs_type_t type; + + /** + * constructor function to create instance + */ + tnccs_constructor_t constructor; +}; + +/** + * TNCCS connection entry + */ +struct tnccs_connection_entry_t { + + /** + * TNCCS connection ID + */ + TNC_ConnectionID id; + + /** + * TNCCS instance + */ + tnccs_t *tnccs; + + /** + * TNCCS send message function + */ + tnccs_send_message_t send_message; + + /** + * TNCCS request handshake retry flag + */ + bool *request_handshake_retry; + + /** + * collection of IMV recommendations + */ + recommendations_t *recs; +}; + +/** + * private data of tnccs_manager + */ +struct private_tnccs_manager_t { + + /** + * public functions + */ + tnccs_manager_t public; + + /** + * list of TNCCS protocol entries + */ + linked_list_t *protocols; + + /** + * rwlock to lock the TNCCS protocol entries + */ + rwlock_t *protocol_lock; + + /** + * connection ID counter + */ + TNC_ConnectionID connection_id; + + /** + * list of TNCCS connection entries + */ + linked_list_t *connections; + + /** + * rwlock to lock TNCCS connection entries + */ + rwlock_t *connection_lock; + +}; + +METHOD(tnccs_manager_t, add_method, void, + private_tnccs_manager_t *this, tnccs_type_t type, + tnccs_constructor_t constructor) +{ + tnccs_entry_t *entry; + + entry = malloc_thing(tnccs_entry_t); + entry->type = type; + entry->constructor = constructor; + + this->protocol_lock->write_lock(this->protocol_lock); + this->protocols->insert_last(this->protocols, entry); + this->protocol_lock->unlock(this->protocol_lock); +} + +METHOD(tnccs_manager_t, remove_method, void, + private_tnccs_manager_t *this, tnccs_constructor_t constructor) +{ + enumerator_t *enumerator; + tnccs_entry_t *entry; + + this->protocol_lock->write_lock(this->protocol_lock); + enumerator = this->protocols->create_enumerator(this->protocols); + while (enumerator->enumerate(enumerator, &entry)) + { + if (constructor == entry->constructor) + { + this->protocols->remove_at(this->protocols, enumerator); + free(entry); + } + } + enumerator->destroy(enumerator); + this->protocol_lock->unlock(this->protocol_lock); +} + +METHOD(tnccs_manager_t, create_instance, tnccs_t*, + private_tnccs_manager_t *this, tnccs_type_t type, bool is_server) +{ + enumerator_t *enumerator; + tnccs_entry_t *entry; + tnccs_t *protocol = NULL; + + this->protocol_lock->read_lock(this->protocol_lock); + enumerator = this->protocols->create_enumerator(this->protocols); + while (enumerator->enumerate(enumerator, &entry)) + { + if (type == entry->type) + { + protocol = entry->constructor(is_server); + if (protocol) + { + break; + } + } + } + enumerator->destroy(enumerator); + this->protocol_lock->unlock(this->protocol_lock); + + return protocol; +} + +METHOD(tnccs_manager_t, create_connection, TNC_ConnectionID, + private_tnccs_manager_t *this, tnccs_t *tnccs, + tnccs_send_message_t send_message, bool* request_handshake_retry, + recommendations_t **recs) +{ + tnccs_connection_entry_t *entry; + + entry = malloc_thing(tnccs_connection_entry_t); + entry->tnccs = tnccs; + entry->send_message = send_message; + entry->request_handshake_retry = request_handshake_retry; + if (recs) + { + /* we assume a TNC Server needing recommendations from IMVs */ + if (!charon->imvs) + { + DBG1(DBG_TNC, "no IMV manager available!"); + free(entry); + return 0; + } + entry->recs = charon->imvs->create_recommendations(charon->imvs); + *recs = entry->recs; + } + else + { + /* we assume a TNC Client */ + if (!charon->imcs) + { + DBG1(DBG_TNC, "no IMC manager available!"); + free(entry); + return 0; + } + entry->recs = NULL; + } + this->connection_lock->write_lock(this->connection_lock); + entry->id = ++this->connection_id; + this->connections->insert_last(this->connections, entry); + this->connection_lock->unlock(this->connection_lock); + + DBG1(DBG_TNC, "assigned TNCCS Connection ID %u", entry->id); + return entry->id; +} + +METHOD(tnccs_manager_t, remove_connection, void, + private_tnccs_manager_t *this, TNC_ConnectionID id) +{ + enumerator_t *enumerator; + tnccs_connection_entry_t *entry; + + this->connection_lock->write_lock(this->connection_lock); + enumerator = this->connections->create_enumerator(this->connections); + while (enumerator->enumerate(enumerator, &entry)) + { + if (id == entry->id) + { + this->connections->remove_at(this->connections, enumerator); + if (entry->recs) + { + entry->recs->destroy(entry->recs); + } + free(entry); + DBG1(DBG_TNC, "removed TNCCS Connection ID %u", id); + } + } + enumerator->destroy(enumerator); + this->connection_lock->unlock(this->connection_lock); +} + +METHOD(tnccs_manager_t, request_handshake_retry, TNC_Result, + private_tnccs_manager_t *this, bool is_imc, TNC_UInt32 imcv_id, + TNC_ConnectionID id, + TNC_RetryReason reason) +{ + enumerator_t *enumerator; + tnccs_connection_entry_t *entry; + + if (id == TNC_CONNECTIONID_ANY) + { + DBG2(DBG_TNC, "%s %u requests handshake retry for all connections " + "(reason: %u)", is_imc ? "IMC":"IMV", reason); + } + else + { + DBG2(DBG_TNC, "%s %u requests handshake retry for connection ID %u " + "(reason: %u)", is_imc ? "IMC":"IMV", id, reason); + } + this->connection_lock->read_lock(this->connection_lock); + enumerator = this->connections->create_enumerator(this->connections); + while (enumerator->enumerate(enumerator, &entry)) + { + if (id == TNC_CONNECTIONID_ANY || id == entry->id) + { + *entry->request_handshake_retry = TRUE; + break; + } + } + enumerator->destroy(enumerator); + this->connection_lock->unlock(this->connection_lock); + + return TNC_RESULT_SUCCESS; +} + +METHOD(tnccs_manager_t, send_message, TNC_Result, + private_tnccs_manager_t *this, TNC_IMCID imc_id, TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type) +{ + enumerator_t *enumerator; + tnccs_connection_entry_t *entry; + tnccs_send_message_t send_message = NULL; + tnccs_t *tnccs = NULL; + + this->connection_lock->read_lock(this->connection_lock); + enumerator = this->connections->create_enumerator(this->connections); + while (enumerator->enumerate(enumerator, &entry)) + { + if (id == entry->id) + { + tnccs = entry->tnccs; + send_message = entry->send_message; + break; + } + } + enumerator->destroy(enumerator); + this->connection_lock->unlock(this->connection_lock); + + if (tnccs && send_message) + { + send_message(tnccs, imc_id, imv_id, msg, msg_len, msg_type); + return TNC_RESULT_SUCCESS; + } + return TNC_RESULT_FATAL; +} + +METHOD(tnccs_manager_t, provide_recommendation, TNC_Result, + private_tnccs_manager_t *this, TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_IMV_Action_Recommendation rec, + TNC_IMV_Evaluation_Result eval) +{ + enumerator_t *enumerator; + tnccs_connection_entry_t *entry; + recommendations_t *recs = NULL; + + this->connection_lock->read_lock(this->connection_lock); + enumerator = this->connections->create_enumerator(this->connections); + while (enumerator->enumerate(enumerator, &entry)) + { + if (id == entry->id) + { + recs = entry->recs; + break; + } + } + enumerator->destroy(enumerator); + this->connection_lock->unlock(this->connection_lock); + + if (recs) + { + recs->provide_recommendation(recs, imv_id, rec, eval); + return TNC_RESULT_SUCCESS; + } + return TNC_RESULT_FATAL; +} + +METHOD(tnccs_manager_t, get_attribute, TNC_Result, + private_tnccs_manager_t *this, TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_AttributeID attribute_id, + TNC_UInt32 buffer_len, + TNC_BufferReference buffer, + TNC_UInt32 *out_value_len) +{ + enumerator_t *enumerator; + tnccs_connection_entry_t *entry; + recommendations_t *recs = NULL; + + if (id == TNC_CONNECTIONID_ANY || + attribute_id != TNC_ATTRIBUTEID_PREFERRED_LANGUAGE) + { + return TNC_RESULT_INVALID_PARAMETER; + } + + this->connection_lock->read_lock(this->connection_lock); + enumerator = this->connections->create_enumerator(this->connections); + while (enumerator->enumerate(enumerator, &entry)) + { + if (id == entry->id) + { + recs = entry->recs; + break; + } + } + enumerator->destroy(enumerator); + this->connection_lock->unlock(this->connection_lock); + + if (recs) + { + chunk_t pref_lang; + + pref_lang = recs->get_preferred_language(recs); + if (pref_lang.len == 0) + { + return TNC_RESULT_INVALID_PARAMETER; + } + *out_value_len = pref_lang.len; + if (buffer && buffer_len <= pref_lang.len) + { + memcpy(buffer, pref_lang.ptr, pref_lang.len); + } + return TNC_RESULT_SUCCESS; + } + return TNC_RESULT_INVALID_PARAMETER; +} + +METHOD(tnccs_manager_t, set_attribute, TNC_Result, + private_tnccs_manager_t *this, TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_AttributeID attribute_id, + TNC_UInt32 buffer_len, + TNC_BufferReference buffer) +{ + enumerator_t *enumerator; + tnccs_connection_entry_t *entry; + recommendations_t *recs = NULL; + + if (id == TNC_CONNECTIONID_ANY || + (attribute_id != TNC_ATTRIBUTEID_REASON_STRING && + attribute_id != TNC_ATTRIBUTEID_REASON_LANGUAGE)) + { + return TNC_RESULT_INVALID_PARAMETER; + } + + this->connection_lock->read_lock(this->connection_lock); + enumerator = this->connections->create_enumerator(this->connections); + while (enumerator->enumerate(enumerator, &entry)) + { + if (id == entry->id) + { + recs = entry->recs; + break; + } + } + enumerator->destroy(enumerator); + this->connection_lock->unlock(this->connection_lock); + + if (recs) + { + chunk_t attribute = { buffer, buffer_len }; + + if (attribute_id == TNC_ATTRIBUTEID_REASON_STRING) + { + return recs->set_reason_string(recs, imv_id, attribute); + } + else + { + return recs->set_reason_language(recs, imv_id, attribute); + } + } + return TNC_RESULT_INVALID_PARAMETER; +} + +METHOD(tnccs_manager_t, destroy, void, + private_tnccs_manager_t *this) +{ + this->protocols->destroy_function(this->protocols, free); + this->protocol_lock->destroy(this->protocol_lock); + this->connections->destroy_function(this->connections, free); + this->connection_lock->destroy(this->connection_lock); + free(this); +} + +/* + * See header + */ +tnccs_manager_t *tnccs_manager_create() +{ + private_tnccs_manager_t *this; + + INIT(this, + .public = { + .add_method = _add_method, + .remove_method = _remove_method, + .create_instance = _create_instance, + .create_connection = _create_connection, + .remove_connection = _remove_connection, + .request_handshake_retry = _request_handshake_retry, + .send_message = _send_message, + .provide_recommendation = _provide_recommendation, + .get_attribute = _get_attribute, + .set_attribute = _set_attribute, + .destroy = _destroy, + }, + .protocols = linked_list_create(), + .connections = linked_list_create(), + .protocol_lock = rwlock_create(RWLOCK_TYPE_DEFAULT), + .connection_lock = rwlock_create(RWLOCK_TYPE_DEFAULT), + ); + + return &this->public; +} + diff --git a/src/libcharon/tnc/tnccs/tnccs_manager.h b/src/libcharon/tnc/tnccs/tnccs_manager.h new file mode 100644 index 000000000..c02eac03c --- /dev/null +++ b/src/libcharon/tnc/tnccs/tnccs_manager.h @@ -0,0 +1,184 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup tnccs_manager tnccs_manager + * @{ @ingroup tnccs + */ + +#ifndef TNCCS_MANAGER_H_ +#define TNCCS_MANAGER_H_ + +#include "tnccs.h" + +#include <tnc/imv/imv_recommendations.h> + +typedef struct tnccs_manager_t tnccs_manager_t; + +/** + * The TNCCS manager manages all TNCCS implementations and creates instances. + * + * A plugin registers its implemented TNCCS protocol with the manager by + * providing type and a constructor function. The manager then creates + * TNCCS protocol instances via the provided constructor. + */ +struct tnccs_manager_t { + + /** + * Register a TNCCS protocol implementation. + * + * @param type TNCCS protocol type + * @param constructor constructor, returns a TNCCS protocol implementation + */ + void (*add_method)(tnccs_manager_t *this, tnccs_type_t type, + tnccs_constructor_t constructor); + + /** + * Unregister a TNCCS protocol implementation using it's constructor. + * + * @param constructor constructor function to remove, as added in add_method + */ + void (*remove_method)(tnccs_manager_t *this, tnccs_constructor_t constructor); + + /** + * Create a new TNCCS protocol instance. + * + * @param type type of the TNCCS protocol + * @param is_server TRUE if TNC Server, FALSE if TNC Client + * @return TNCCS protocol instance, NULL if no constructor found + */ + tnccs_t* (*create_instance)(tnccs_manager_t *this, tnccs_type_t type, + bool is_server); + + /** + * Create a TNCCS connection and assign a unique connection ID as well a + * callback function for adding a message to a TNCCS batch and create + * an empty set for collecting IMV recommendations + * + * @param tnccs TNCCS connection instance + * @param send_message TNCCS callback function + * @param request_handshake_retry pointer to boolean variable + * @param recs pointer to IMV recommendation set + * @return assigned connection ID + */ + TNC_ConnectionID (*create_connection)(tnccs_manager_t *this, tnccs_t *tnccs, + tnccs_send_message_t send_message, + bool *request_handshake_retry, + recommendations_t **recs); + + /** + * Remove a TNCCS connection using its connection ID. + * + * @param id ID of the connection to be removed + */ + void (*remove_connection)(tnccs_manager_t *this, TNC_ConnectionID id); + + /** + * Request a handshake retry + * + * @param is_imc TRUE if IMC, FALSE if IMV + * @param imcv_id ID of IMC or IMV requesting the retry + * @param id ID of a specific connection or any connection + * @param reason reason for the handshake retry + * @return return code + */ + TNC_Result (*request_handshake_retry)(tnccs_manager_t *this, bool is_imc, + TNC_UInt32 imcv_id, + TNC_ConnectionID id, + TNC_RetryReason reason); + + /** + * Add an IMC/IMV message to the batch of a given connection ID. + * + * @param imc_id ID of IMC or TNC_IMCID_ANY + * @param imv_id ID of IMV or TNC_IMVID_ANY + * @param id ID of target connection + * @param msg message to be added + * @param msg_len message length + * @param msg_type message type + * @return return code + */ + TNC_Result (*send_message)(tnccs_manager_t *this, TNC_IMCID imc_id, + TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type); + + /** + * Deliver an IMV Action Recommendation and IMV Evaluation Result to the TNCS + * + * @param imv_id ID of the IMV providing the recommendation + * @param id ID of target connection + * @param rec action recommendation + * @param eval evaluation result + * @return return code + */ + TNC_Result (*provide_recommendation)(tnccs_manager_t *this, + TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_IMV_Action_Recommendation rec, + TNC_IMV_Evaluation_Result eval); + + /** + * Get the value of an attribute associated with a connection or with the + * TNCS as a whole. + * + * @param imv_id ID of the IMV requesting the attribute + * @param id ID of target connection + * @param attribute_id ID of the requested attribute + * @param buffer_len length of the buffer in bytes + * @param buffer pointer to the buffer + * @param out_value_len actual length of the returned attribute + * @return return code + */ + TNC_Result (*get_attribute)(tnccs_manager_t *this, + TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_AttributeID attribute_id, + TNC_UInt32 buffer_len, + TNC_BufferReference buffer, + TNC_UInt32 *out_value_len); + + /** + * Set the value of an attribute associated with a connection or with the + * TNCS as a whole. + * + * @param imv_id ID of the IMV setting the attribute + * @param id ID of target connection + * @param attribute_id ID of the attribute to be set + * @param buffer_len length of the buffer in bytes + * @param buffer pointer to the buffer + * @return return code + */ + TNC_Result (*set_attribute)(tnccs_manager_t *this, + TNC_IMVID imv_id, + TNC_ConnectionID id, + TNC_AttributeID attribute_id, + TNC_UInt32 buffer_len, + TNC_BufferReference buffer); + + /** + * Destroy a tnccs_manager instance. + */ + void (*destroy)(tnccs_manager_t *this); +}; + +/** + * Create a tnccs_manager instance. + */ +tnccs_manager_t *tnccs_manager_create(); + +#endif /** TNCCS_MANAGER_H_ @}*/ diff --git a/src/libcharon/tnc/tncif.h b/src/libcharon/tnc/tncif.h new file mode 100644 index 000000000..99441a9a9 --- /dev/null +++ b/src/libcharon/tnc/tncif.h @@ -0,0 +1,106 @@ +/* tncif.h + * + * Trusted Network Connect IF-IMV API version 1.20 + * Microsoft Windows DLL Platform Binding C Header + * February 5, 2007 + * + * Copyright(c) 2005-2007, Trusted Computing Group, Inc. All rights + * reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * - Neither the name of the Trusted Computing Group nor the names of + * its contributors may be used to endorse or promote products + * derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * Contact the Trusted Computing Group at + * admin@trustedcomputinggroup.org for information on specification + * licensing through membership agreements. + * + * Any marks and brands contained herein are the property of their + * respective owners. + * + * Trusted Network Connect IF-IMC/IF-IMV API version 1.00 Revision 3 + * Microsoft Windows DLL Platform Binding C Header + * Common definitions for IF-IMC and IF-IMV + * extracted from tncifimc.h and tncifimv.h + * Feb 12, 2007 + */ + +/** + * @defgroup tnc tnc + * @ingroup libcharon + * + * @defgroup tncif tncif + * @{ @ingroup tnc + */ + +#ifndef TNCIF_H_ +#define TNCIF_H_ + +/* Basic Types */ +typedef unsigned long TNC_UInt32; +typedef unsigned char *TNC_BufferReference; + +/* Derived Types */ +typedef TNC_UInt32 TNC_ConnectionID; +typedef TNC_UInt32 TNC_ConnectionState; +typedef TNC_UInt32 TNC_RetryReason; +typedef TNC_UInt32 TNC_MessageType; +typedef TNC_MessageType *TNC_MessageTypeList; +typedef TNC_UInt32 TNC_VendorID; +typedef TNC_UInt32 TNC_MessageSubtype; +typedef TNC_UInt32 TNC_Version; +typedef TNC_UInt32 TNC_Result; + +/* Result Codes */ +#define TNC_RESULT_SUCCESS 0 +#define TNC_RESULT_NOT_INITIALIZED 1 +#define TNC_RESULT_ALREADY_INITIALIZED 2 +#define TNC_RESULT_NO_COMMON_VERSION 3 +#define TNC_RESULT_CANT_RETRY 4 +#define TNC_RESULT_WONT_RETRY 5 +#define TNC_RESULT_INVALID_PARAMETER 6 +#define TNC_RESULT_CANT_RESPOND 7 +#define TNC_RESULT_ILLEGAL_OPERATION 8 +#define TNC_RESULT_OTHER 9 +#define TNC_RESULT_FATAL 10 + +/* Network Connection ID Values */ +#define TNC_CONNECTIONID_ANY 0xFFFFFFFF +/* Network Connection State Values */ +#define TNC_CONNECTION_STATE_CREATE 0 +#define TNC_CONNECTION_STATE_HANDSHAKE 1 +#define TNC_CONNECTION_STATE_ACCESS_ALLOWED 2 +#define TNC_CONNECTION_STATE_ACCESS_ISOLATED 3 +#define TNC_CONNECTION_STATE_ACCESS_NONE 4 +#define TNC_CONNECTION_STATE_DELETE 5 + +/* Vendor ID Values */ +#define TNC_VENDORID_TCG 0 +#define TNC_VENDORID_ANY ((TNC_VendorID) 0xffffff) +/* Message Subtype Values */ +#define TNC_SUBTYPE_ANY ((TNC_MessageSubtype) 0xff) + +#endif /** TNCIF_H_ @}*/ diff --git a/src/libcharon/tnc/tncifimc.h b/src/libcharon/tnc/tncifimc.h new file mode 100644 index 000000000..c6ddabd45 --- /dev/null +++ b/src/libcharon/tnc/tncifimc.h @@ -0,0 +1,180 @@ +/* tncifimc.h + * + * Trusted Network Connect IF-IMC API version 1.20 Revision 8 + * Microsoft Windows DLL Platform Binding C Header + * February 5, 2007 + * + * Copyright(c) 2005-2007, Trusted Computing Group, Inc. All rights + * reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * - Neither the name of the Trusted Computing Group nor the names of + * its contributors may be used to endorse or promote products + * derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * Contact the Trusted Computing Group at + * admin@trustedcomputinggroup.org for information on specification + * licensing through membership agreements. + * + * Any marks and brands contained herein are the property of their + * respective owners. + * + */ + +/** + * @defgroup tncifimc tncifimc + * @{ @ingroup tnc + */ + +#ifndef TNCIFIMC_H_ +#define TNCIFIMC_H_ + +#include "tncif.h" + +/* Derived Types */ + +typedef TNC_UInt32 TNC_IMCID; + +/* Function pointers */ + +typedef TNC_Result (*TNC_IMC_InitializePointer)( + TNC_IMCID imcID, + TNC_Version minVersion, + TNC_Version maxVersion, + TNC_Version *pOutActualVersion); +typedef TNC_Result (*TNC_IMC_NotifyConnectionChangePointer)( + TNC_IMCID imcID, + TNC_ConnectionID connectionID, + TNC_ConnectionState newState); +typedef TNC_Result (*TNC_IMC_BeginHandshakePointer)( + TNC_IMCID imcID, + TNC_ConnectionID connectionID); +typedef TNC_Result (*TNC_IMC_ReceiveMessagePointer)( + TNC_IMCID imcID, + TNC_ConnectionID connectionID, + TNC_BufferReference message, + TNC_UInt32 messageLength, + TNC_MessageType messageType); +typedef TNC_Result (*TNC_IMC_BatchEndingPointer)( + TNC_IMCID imcID, + TNC_ConnectionID connectionID); +typedef TNC_Result (*TNC_IMC_TerminatePointer)( + TNC_IMCID imcID); +typedef TNC_Result (*TNC_TNCC_ReportMessageTypesPointer)( + TNC_IMCID imcID, + TNC_MessageTypeList supportedTypes, + TNC_UInt32 typeCount); +typedef TNC_Result (*TNC_TNCC_SendMessagePointer)( + TNC_IMCID imcID, + TNC_ConnectionID connectionID, + TNC_BufferReference message, + TNC_UInt32 messageLength, + TNC_MessageType messageType); +typedef TNC_Result (*TNC_TNCC_RequestHandshakeRetryPointer)( + TNC_IMCID imcID, + TNC_ConnectionID connectionID, + TNC_RetryReason reason); +typedef TNC_Result (*TNC_TNCC_BindFunctionPointer)( + TNC_IMCID imcID, + char *functionName, + void **pOutfunctionPointer); +typedef TNC_Result (*TNC_IMC_ProvideBindFunctionPointer)( + TNC_IMCID imcID, + TNC_TNCC_BindFunctionPointer bindFunction); + +#define TNC_IFIMC_VERSION_1 1 + +/* Handshake Retry Reason Values */ + +#define TNC_RETRY_REASON_IMC_REMEDIATION_COMPLETE 0 +#define TNC_RETRY_REASON_IMC_SERIOUS_EVENT 1 +#define TNC_RETRY_REASON_IMC_INFORMATIONAL_EVENT 2 +#define TNC_RETRY_REASON_IMC_PERIODIC 3 +/* reserved for TNC_RETRY_REASON_IMV_IMPORTANT_POLICY_CHANGE: 4 */ +/* reserved for TNC_RETRY_REASON_IMV_MINOR_POLICY_CHANGE: 5 */ +/* reserved for TNC_RETRY_REASON_IMV_SERIOUS_EVENT: 6 */ +/* reserved for TNC_RETRY_REASON_IMV_MINOR_EVENT: 7 */ +/* reserved for TNC_RETRY_REASON_IMV_PERIODIC: 8 */ + +/* IMC Functions */ + +TNC_Result TNC_IMC_Initialize( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_Version minVersion, +/*in*/ TNC_Version maxVersion, +/*out*/ TNC_Version *pOutActualVersion); + +TNC_Result TNC_IMC_NotifyConnectionChange( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_ConnectionState newState); + +TNC_Result TNC_IMC_BeginHandshake( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_ConnectionID connectionID); + +TNC_Result TNC_IMC_ReceiveMessage( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_BufferReference messageBuffer, +/*in*/ TNC_UInt32 messageLength, +/*in*/ TNC_MessageType messageType); + +TNC_Result TNC_IMC_BatchEnding( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_ConnectionID connectionID); + +TNC_Result TNC_IMC_Terminate( +/*in*/ TNC_IMCID imcID); + +TNC_Result TNC_IMC_ProvideBindFunction( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_TNCC_BindFunctionPointer bindFunction); + +/* TNC Client Functions */ + +TNC_Result TNC_TNCC_ReportMessageTypes( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_MessageTypeList supportedTypes, +/*in*/ TNC_UInt32 typeCount); + +TNC_Result TNC_TNCC_SendMessage( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_BufferReference message, +/*in*/ TNC_UInt32 messageLength, +/*in*/ TNC_MessageType messageType); + +TNC_Result TNC_TNCC_RequestHandshakeRetry( +/*in*/ TNC_IMCID imcID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_RetryReason reason); + +TNC_Result TNC_TNCC_BindFunction( +/*in*/ TNC_IMCID imcID, +/*in*/ char *functionName, +/*out*/ void **pOutfunctionPointer); + +#endif /** TNCIFIMC_H_ @}*/ diff --git a/src/libcharon/tnc/tncifimv.c b/src/libcharon/tnc/tncifimv.c new file mode 100644 index 000000000..fbfd56566 --- /dev/null +++ b/src/libcharon/tnc/tncifimv.c @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2010 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "tncifimv.h" + +ENUM(TNC_IMV_Action_Recommendation_names, + TNC_IMV_ACTION_RECOMMENDATION_ALLOW, + TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION, + "allow", + "no access", + "isolate", + "no recommendation" +); + +ENUM(TNC_IMV_Evaluation_Result_names, + TNC_IMV_EVALUATION_RESULT_COMPLIANT, + TNC_IMV_EVALUATION_RESULT_DONT_KNOW, + "compliant", + "non-compliant minor", + "non-compliant major", + "error", + "don't know" +); + diff --git a/src/libcharon/tnc/tncifimv.h b/src/libcharon/tnc/tncifimv.h new file mode 100644 index 000000000..4ec101337 --- /dev/null +++ b/src/libcharon/tnc/tncifimv.h @@ -0,0 +1,248 @@ +/* tncifimv.h + * + * Trusted Network Connect IF-IMV API version 1.20 + * Microsoft Windows DLL Platform Binding C Header + * February 5, 2007 + * + * Copyright(c) 2005-2007, Trusted Computing Group, Inc. All rights + * reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * - Neither the name of the Trusted Computing Group nor the names of + * its contributors may be used to endorse or promote products + * derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * Contact the Trusted Computing Group at + * admin@trustedcomputinggroup.org for information on specification + * licensing through membership agreements. + * + * Any marks and brands contained herein are the property of their + * respective owners. + */ + +/** + * @defgroup tncifimv tncifimv + * @{ @ingroup tnc + */ + +#ifndef TNCIFIMV_H_ +#define TNCIFIMV_H_ + +#include "tncif.h" + +#include <library.h> + +typedef TNC_UInt32 TNC_IMVID; +typedef TNC_UInt32 TNC_IMV_Action_Recommendation; +typedef TNC_UInt32 TNC_IMV_Evaluation_Result; +typedef TNC_UInt32 TNC_AttributeID; + +/* Function pointers */ + +typedef TNC_Result (*TNC_IMV_InitializePointer)( + TNC_IMVID imvID, + TNC_Version minVersion, + TNC_Version maxVersion, + TNC_Version *pOutActualVersion); +typedef TNC_Result (*TNC_IMV_NotifyConnectionChangePointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID, + TNC_ConnectionState newState); +typedef TNC_Result (*TNC_IMV_ReceiveMessagePointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID, + TNC_BufferReference message, + TNC_UInt32 messageLength, + TNC_MessageType messageType); +typedef TNC_Result (*TNC_IMV_SolicitRecommendationPointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID); +typedef TNC_Result (*TNC_IMV_BatchEndingPointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID); +typedef TNC_Result (*TNC_IMV_TerminatePointer)( + TNC_IMVID imvID); +typedef TNC_Result (*TNC_TNCS_ReportMessageTypesPointer)( + TNC_IMVID imvID, + TNC_MessageTypeList supportedTypes, + TNC_UInt32 typeCount); +typedef TNC_Result (*TNC_TNCS_SendMessagePointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID, + TNC_BufferReference message, + TNC_UInt32 messageLength, + TNC_MessageType messageType); +typedef TNC_Result (*TNC_TNCS_RequestHandshakeRetryPointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID, + TNC_RetryReason reason); +typedef TNC_Result (*TNC_TNCS_ProvideRecommendationPointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID, + TNC_IMV_Action_Recommendation recommendation, + TNC_IMV_Evaluation_Result evaluation); +typedef TNC_Result (*TNC_TNCS_GetAttributePointer)( + TNC_IMVID imvID, +TNC_ConnectionID connectionID, +TNC_AttributeID attributeID, + TNC_UInt32 bufferLength, + TNC_BufferReference buffer, + TNC_UInt32 *pOutValueLength); +typedef TNC_Result (*TNC_TNCS_SetAttributePointer)( + TNC_IMVID imvID, + TNC_ConnectionID connectionID, +TNC_AttributeID attributeID, + TNC_UInt32 bufferLength, + TNC_BufferReference buffer); +typedef TNC_Result (*TNC_TNCS_BindFunctionPointer)( + TNC_IMVID imvID, + char *functionName, + void **pOutfunctionPointer); +typedef TNC_Result (*TNC_IMV_ProvideBindFunctionPointer)( + TNC_IMVID imvID, + TNC_TNCS_BindFunctionPointer bindFunction); + +/* Version Numbers */ + +#define TNC_IFIMV_VERSION_1 1 + +/* Handshake Retry Reason Values */ + +/* reserved for TNC_RETRY_REASON_IMC_REMEDIATION_COMPLETE: 0 */ +/* reserved for TNC_RETRY_REASON_IMC_SERIOUS_EVENT: 1 */ +/* reserved for TNC_RETRY_REASON_IMC_INFORMATIONAL_EVENT: 2 */ +/* reserved for TNC_RETRY_REASON_IMC_PERIODIC: 3 */ +#define TNC_RETRY_REASON_IMV_IMPORTANT_POLICY_CHANGE 4 +#define TNC_RETRY_REASON_IMV_MINOR_POLICY_CHANGE 5 +#define TNC_RETRY_REASON_IMV_SERIOUS_EVENT 6 +#define TNC_RETRY_REASON_IMV_MINOR_EVENT 7 +#define TNC_RETRY_REASON_IMV_PERIODIC 8 + +/* IMV Action Recommendation Values */ + +#define TNC_IMV_ACTION_RECOMMENDATION_ALLOW 0 +#define TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS 1 +#define TNC_IMV_ACTION_RECOMMENDATION_ISOLATE 2 +#define TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION 3 + +extern enum_name_t *TNC_IMV_Action_Recommendation_names; + +/* IMV Evaluation Result Values */ + +#define TNC_IMV_EVALUATION_RESULT_COMPLIANT 0 +#define TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MINOR 1 +#define TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MAJOR 2 +#define TNC_IMV_EVALUATION_RESULT_ERROR 3 +#define TNC_IMV_EVALUATION_RESULT_DONT_KNOW 4 + +extern enum_name_t *TNC_IMV_Evaluation_Result_names; + +/* Message Attribute ID Values */ + +#define TNC_ATTRIBUTEID_PREFERRED_LANGUAGE ((TNC_AttributeID) 0x00000001) +#define TNC_ATTRIBUTEID_REASON_STRING ((TNC_AttributeID) 0x00000002) +#define TNC_ATTRIBUTEID_REASON_LANGUAGE ((TNC_AttributeID) 0x00000003) + +/* IMV Functions */ + +TNC_Result TNC_IMV_Initialize( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_Version minVersion, +/*in*/ TNC_Version maxVersion, +/*in*/ TNC_Version *pOutActualVersion); + +TNC_Result TNC_IMV_NotifyConnectionChange( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_ConnectionState newState); + +TNC_Result TNC_IMV_ReceiveMessage( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_BufferReference messageBuffer, +/*in*/ TNC_UInt32 messageLength, +/*in*/ TNC_MessageType messageType); + +TNC_Result TNC_IMV_SolicitRecommendation( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID); + +TNC_Result TNC_IMV_BatchEnding( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID); + +TNC_Result TNC_IMV_Terminate( +/*in*/ TNC_IMVID imvID); + +TNC_Result TNC_IMV_ProvideBindFunction( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_TNCS_BindFunctionPointer bindFunction); + +/* TNC Server Functions */ + +TNC_Result TNC_TNCS_ReportMessageTypes( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_MessageTypeList supportedTypes, +/*in*/ TNC_UInt32 typeCount); + +TNC_Result TNC_TNCS_SendMessage( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_BufferReference message, +/*in*/ TNC_UInt32 messageLength, +/*in*/ TNC_MessageType messageType); + +TNC_Result TNC_TNCS_RequestHandshakeRetry( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_RetryReason reason); + +TNC_Result TNC_TNCS_ProvideRecommendation( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_IMV_Action_Recommendation recommendation, +/*in*/ TNC_IMV_Evaluation_Result evaluation); + +TNC_Result TNC_TNCS_GetAttribute( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_AttributeID attributeID, +/*in*/ TNC_UInt32 bufferLength, +/*out*/ TNC_BufferReference buffer, +/*out*/ TNC_UInt32 *pOutValueLength); + +TNC_Result TNC_TNCS_SetAttribute( +/*in*/ TNC_IMVID imvID, +/*in*/ TNC_ConnectionID connectionID, +/*in*/ TNC_AttributeID attributeID, +/*in*/ TNC_UInt32 bufferLength, +/*in*/ TNC_BufferReference buffer); + +TNC_Result TNC_TNCS_BindFunction( +/*in*/ TNC_IMVID imvID, +/*in*/ char *functionName, +/*in*/ void **pOutfunctionPointer); + +#endif /** TNCIFIMV_H_ @}*/ diff --git a/src/libcharon/tnccs/tnccs_manager.c b/src/libcharon/tnccs/tnccs_manager.c deleted file mode 100644 index 0fd6737c0..000000000 --- a/src/libcharon/tnccs/tnccs_manager.c +++ /dev/null @@ -1,148 +0,0 @@ -/* - * Copyright (C) 2010 Andreas Steffen - * HSR Hochschule fuer Technik Rapperswil - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - */ - -#include "tnccs_manager.h" - -#include <utils/linked_list.h> -#include <threading/rwlock.h> - -typedef struct private_tnccs_manager_t private_tnccs_manager_t; -typedef struct tnccs_entry_t tnccs_entry_t; - -/** - * TNCCS constructor entry - */ -struct tnccs_entry_t { - - /** - * TNCCS protocol type - */ - tnccs_type_t type; - - /** - * constructor function to create instance - */ - tnccs_constructor_t constructor; -}; - -/** - * private data of tnccs_manager - */ -struct private_tnccs_manager_t { - - /** - * public functions - */ - tnccs_manager_t public; - - /** - * list of tnccs_entry_t's - */ - linked_list_t *protocols; - - /** - * rwlock to lock methods - */ - rwlock_t *lock; -}; - -METHOD(tnccs_manager_t, add_method, void, - private_tnccs_manager_t *this, tnccs_type_t type, - tnccs_constructor_t constructor) -{ - tnccs_entry_t *entry = malloc_thing(tnccs_entry_t); - - entry->type = type; - entry->constructor = constructor; - - this->lock->write_lock(this->lock); - this->protocols->insert_last(this->protocols, entry); - this->lock->unlock(this->lock); -} - -METHOD(tnccs_manager_t, remove_method, void, - private_tnccs_manager_t *this, tnccs_constructor_t constructor) -{ - enumerator_t *enumerator; - tnccs_entry_t *entry; - - this->lock->write_lock(this->lock); - enumerator = this->protocols->create_enumerator(this->protocols); - while (enumerator->enumerate(enumerator, &entry)) - { - if (constructor == entry->constructor) - { - this->protocols->remove_at(this->protocols, enumerator); - free(entry); - } - } - enumerator->destroy(enumerator); - this->lock->unlock(this->lock); -} - -METHOD(tnccs_manager_t, create_instance, tnccs_t*, - private_tnccs_manager_t *this, tnccs_type_t type, bool is_server) -{ - enumerator_t *enumerator; - tnccs_entry_t *entry; - tnccs_t *protocol = NULL; - - this->lock->read_lock(this->lock); - enumerator = this->protocols->create_enumerator(this->protocols); - while (enumerator->enumerate(enumerator, &entry)) - { - if (type == entry->type) - { - protocol = entry->constructor(is_server); - if (protocol) - { - break; - } - } - } - enumerator->destroy(enumerator); - this->lock->unlock(this->lock); - return protocol; -} - -METHOD(tnccs_manager_t, destroy, void, - private_tnccs_manager_t *this) -{ - this->protocols->destroy_function(this->protocols, free); - this->lock->destroy(this->lock); - free(this); -} - -/* - * See header - */ -tnccs_manager_t *tnccs_manager_create() -{ - private_tnccs_manager_t *this; - - INIT(this, - .public = { - .add_method = _add_method, - .remove_method = _remove_method, - .create_instance = _create_instance, - .destroy = _destroy, - }, - .protocols = linked_list_create(), - .lock = rwlock_create(RWLOCK_TYPE_DEFAULT), - ); - - return &this->public; -} - diff --git a/src/libcharon/tnccs/tnccs_manager.h b/src/libcharon/tnccs/tnccs_manager.h deleted file mode 100644 index 2f4a961a7..000000000 --- a/src/libcharon/tnccs/tnccs_manager.h +++ /dev/null @@ -1,74 +0,0 @@ -/* - * Copyright (C) 2010 Andreas Steffen - * HSR Hochschule fuer Technik Rapperswil - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - */ - -/** - * @defgroup tnccs_manager tnccs_manager - * @{ @ingroup tnccs - */ - -#ifndef TNCCS_MANAGER_H_ -#define TNCCS_MANAGER_H_ - -#include "tnccs.h" - -typedef struct tnccs_manager_t tnccs_manager_t; - -/** - * The TNCCS manager manages all TNCCS implementations and creates instances. - * - * A plugin registers its implemented TNCCS protocol with the manager by - * providing type and a constructor function. The manager then creates - * TNCCS protocol instances via the provided constructor. - */ -struct tnccs_manager_t { - - /** - * Register a TNCCS protocol implementation. - * - * @param type TNCCS protocol type - * @param constructor constructor, returns a TNCCS protocol implementation - */ - void (*add_method)(tnccs_manager_t *this, tnccs_type_t type, - tnccs_constructor_t constructor); - - /** - * Unregister a TNCCS protocol implementation using it's constructor. - * - * @param constructor constructor function to remove, as added in add_method - */ - void (*remove_method)(tnccs_manager_t *this, tnccs_constructor_t constructor); - - /** - * Create a new TNCCS protocol instance. - * - * @param type type of the TNCCS protocol - * @param is_server TRUE if TNC Server, FALSE if TNC Client - * @return TNCCS protocol instance, NULL if no constructor found - */ - tnccs_t* (*create_instance)(tnccs_manager_t *this, tnccs_type_t type, - bool is_server); - - /** - * Destroy a tnccs_manager instance. - */ - void (*destroy)(tnccs_manager_t *this); -}; - -/** - * Create a tnccs_manager instance. - */ -tnccs_manager_t *tnccs_manager_create(); - -#endif /** TNCCS_MANAGER_H_ @}*/ |