diff options
Diffstat (limited to 'src/libcharon/plugins/tnc_pdp')
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/Makefile.am | 24 | ||||
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/Makefile.in | 627 | ||||
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/tnc_pdp.c | 648 | ||||
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/tnc_pdp.h | 46 | ||||
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.c | 220 | ||||
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.h | 77 | ||||
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/tnc_pdp_plugin.c | 91 | ||||
| -rw-r--r-- | src/libcharon/plugins/tnc_pdp/tnc_pdp_plugin.h | 42 |
8 files changed, 1775 insertions, 0 deletions
diff --git a/src/libcharon/plugins/tnc_pdp/Makefile.am b/src/libcharon/plugins/tnc_pdp/Makefile.am new file mode 100644 index 000000000..2d4c4d55a --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/Makefile.am @@ -0,0 +1,24 @@ + +INCLUDES = \ + -I$(top_srcdir)/src/libstrongswan \ + -I$(top_srcdir)/src/libhydra \ + -I$(top_srcdir)/src/libcharon \ + -I$(top_srcdir)/src/libradius + +AM_CFLAGS = -rdynamic + +if MONOLITHIC +noinst_LTLIBRARIES = libstrongswan-tnc-pdp.la +else +plugin_LTLIBRARIES = libstrongswan-tnc-pdp.la +libstrongswan_tnc_pdp_la_LIBADD = \ + $(top_builddir)/src/libradius/libradius.la \ + $(top_builddir)/src/libtls/libtls.la \ + $(top_builddir)/src/libtnccs/libtnccs.la +endif + +libstrongswan_tnc_pdp_la_SOURCES = \ + tnc_pdp_plugin.h tnc_pdp_plugin.c \ + tnc_pdp.h tnc_pdp.c tnc_pdp_connections.h tnc_pdp_connections.c + +libstrongswan_tnc_pdp_la_LDFLAGS = -module -avoid-version diff --git a/src/libcharon/plugins/tnc_pdp/Makefile.in b/src/libcharon/plugins/tnc_pdp/Makefile.in new file mode 100644 index 000000000..70d3d6249 --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/Makefile.in @@ -0,0 +1,627 @@ +# 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 = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = src/libcharon/plugins/tnc_pdp +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/m4/config/libtool.m4 \ + $(top_srcdir)/m4/config/ltoptions.m4 \ + $(top_srcdir)/m4/config/ltsugar.m4 \ + $(top_srcdir)/m4/config/ltversion.m4 \ + $(top_srcdir)/m4/config/lt~obsolete.m4 \ + $(top_srcdir)/m4/macros/with.m4 \ + $(top_srcdir)/m4/macros/enable-disable.m4 \ + $(top_srcdir)/m4/macros/add-plugin.m4 \ + $(top_srcdir)/configure.in +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +mkinstalldirs = $(install_sh) -d +CONFIG_CLEAN_FILES = +CONFIG_CLEAN_VPATH_FILES = +am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; +am__vpath_adj = case $$p in \ + $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \ + *) f=$$p;; \ + esac; +am__strip_dir = f=`echo $$p | sed -e 's|^.*/||'`; +am__install_max = 40 +am__nobase_strip_setup = \ + srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*|]/\\\\&/g'` +am__nobase_strip = \ + for p in $$list; do echo "$$p"; done | sed -e "s|$$srcdirstrip/||" +am__nobase_list = $(am__nobase_strip_setup); \ + for p in $$list; do echo "$$p $$p"; done | \ + sed "s| $$srcdirstrip/| |;"' / .*\//!s/ .*/ ./; s,\( .*\)/[^/]*$$,\1,' | \ + $(AWK) 'BEGIN { files["."] = "" } { files[$$2] = files[$$2] " " $$1; \ + if (++n[$$2] == $(am__install_max)) \ + { print $$2, files[$$2]; n[$$2] = 0; files[$$2] = "" } } \ + END { for (dir in files) print dir, files[dir] }' +am__base_list = \ + sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \ + sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' +am__installdirs = "$(DESTDIR)$(plugindir)" +LTLIBRARIES = $(noinst_LTLIBRARIES) $(plugin_LTLIBRARIES) +@MONOLITHIC_FALSE@libstrongswan_tnc_pdp_la_DEPENDENCIES = \ +@MONOLITHIC_FALSE@ $(top_builddir)/src/libradius/libradius.la \ +@MONOLITHIC_FALSE@ $(top_builddir)/src/libtls/libtls.la \ +@MONOLITHIC_FALSE@ $(top_builddir)/src/libtnccs/libtnccs.la +am_libstrongswan_tnc_pdp_la_OBJECTS = tnc_pdp_plugin.lo tnc_pdp.lo \ + tnc_pdp_connections.lo +libstrongswan_tnc_pdp_la_OBJECTS = \ + $(am_libstrongswan_tnc_pdp_la_OBJECTS) +libstrongswan_tnc_pdp_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ + $(libstrongswan_tnc_pdp_la_LDFLAGS) $(LDFLAGS) -o $@ +@MONOLITHIC_FALSE@am_libstrongswan_tnc_pdp_la_rpath = -rpath \ +@MONOLITHIC_FALSE@ $(plugindir) +@MONOLITHIC_TRUE@am_libstrongswan_tnc_pdp_la_rpath = +DEFAULT_INCLUDES = -I.@am__isrc@ +depcomp = $(SHELL) $(top_srcdir)/depcomp +am__depfiles_maybe = depfiles +am__mv = mv -f +COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ + $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \ + $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) +LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \ + $(LDFLAGS) -o $@ +SOURCES = $(libstrongswan_tnc_pdp_la_SOURCES) +DIST_SOURCES = $(libstrongswan_tnc_pdp_la_SOURCES) +ETAGS = etags +CTAGS = ctags +DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) +ACLOCAL = @ACLOCAL@ +ALLOCA = @ALLOCA@ +AMTAR = @AMTAR@ +AR = @AR@ +AUTOCONF = @AUTOCONF@ +AUTOHEADER = @AUTOHEADER@ +AUTOMAKE = @AUTOMAKE@ +AWK = @AWK@ +BTLIB = @BTLIB@ +CC = @CC@ +CCDEPMODE = @CCDEPMODE@ +CFLAGS = @CFLAGS@ +CPP = @CPP@ +CPPFLAGS = @CPPFLAGS@ +CYGPATH_W = @CYGPATH_W@ +DEFS = @DEFS@ +DEPDIR = @DEPDIR@ +DLLIB = @DLLIB@ +DSYMUTIL = @DSYMUTIL@ +DUMPBIN = @DUMPBIN@ +ECHO_C = @ECHO_C@ +ECHO_N = @ECHO_N@ +ECHO_T = @ECHO_T@ +EGREP = @EGREP@ +EXEEXT = @EXEEXT@ +FGREP = @FGREP@ +GPERF = @GPERF@ +GREP = @GREP@ +INSTALL = @INSTALL@ +INSTALL_DATA = @INSTALL_DATA@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ +INSTALL_SCRIPT = @INSTALL_SCRIPT@ +INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ +LD = @LD@ +LDFLAGS = @LDFLAGS@ +LEX = @LEX@ +LEXLIB = @LEXLIB@ +LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@ +LIBOBJS = @LIBOBJS@ +LIBS = @LIBS@ +LIBTOOL = @LIBTOOL@ +LIPO = @LIPO@ +LN_S = @LN_S@ +LTLIBOBJS = @LTLIBOBJS@ +MAKEINFO = @MAKEINFO@ +MKDIR_P = @MKDIR_P@ +MYSQLCFLAG = @MYSQLCFLAG@ +MYSQLCONFIG = @MYSQLCONFIG@ +MYSQLLIB = @MYSQLLIB@ +NM = @NM@ +NMEDIT = @NMEDIT@ +OBJDUMP = @OBJDUMP@ +OBJEXT = @OBJEXT@ +OTOOL = @OTOOL@ +OTOOL64 = @OTOOL64@ +PACKAGE = @PACKAGE@ +PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@ +PACKAGE_NAME = @PACKAGE_NAME@ +PACKAGE_STRING = @PACKAGE_STRING@ +PACKAGE_TARNAME = @PACKAGE_TARNAME@ +PACKAGE_URL = @PACKAGE_URL@ +PACKAGE_VERSION = @PACKAGE_VERSION@ +PATH_SEPARATOR = @PATH_SEPARATOR@ +PERL = @PERL@ +PKG_CONFIG = @PKG_CONFIG@ +PKG_CONFIG_LIBDIR = @PKG_CONFIG_LIBDIR@ +PKG_CONFIG_PATH = @PKG_CONFIG_PATH@ +PTHREADLIB = @PTHREADLIB@ +RANLIB = @RANLIB@ +RTLIB = @RTLIB@ +RUBY = @RUBY@ +RUBYINCLUDE = @RUBYINCLUDE@ +SED = @SED@ +SET_MAKE = @SET_MAKE@ +SHELL = @SHELL@ +SOCKLIB = @SOCKLIB@ +STRIP = @STRIP@ +VERSION = @VERSION@ +YACC = @YACC@ +YFLAGS = @YFLAGS@ +abs_builddir = @abs_builddir@ +abs_srcdir = @abs_srcdir@ +abs_top_builddir = @abs_top_builddir@ +abs_top_srcdir = @abs_top_srcdir@ +ac_ct_CC = @ac_ct_CC@ +ac_ct_DUMPBIN = @ac_ct_DUMPBIN@ +am__include = @am__include@ +am__leading_dot = @am__leading_dot@ +am__quote = @am__quote@ +am__tar = @am__tar@ +am__untar = @am__untar@ +attest_plugins = @attest_plugins@ +axis2c_CFLAGS = @axis2c_CFLAGS@ +axis2c_LIBS = @axis2c_LIBS@ +bindir = @bindir@ +build = @build@ +build_alias = @build_alias@ +build_cpu = @build_cpu@ +build_os = @build_os@ +build_vendor = @build_vendor@ +builddir = @builddir@ +c_plugins = @c_plugins@ +clearsilver_LIBS = @clearsilver_LIBS@ +datadir = @datadir@ +datarootdir = @datarootdir@ +dbusservicedir = @dbusservicedir@ +default_pkcs11 = @default_pkcs11@ +docdir = @docdir@ +dvidir = @dvidir@ +exec_prefix = @exec_prefix@ +gtk_CFLAGS = @gtk_CFLAGS@ +gtk_LIBS = @gtk_LIBS@ +h_plugins = @h_plugins@ +host = @host@ +host_alias = @host_alias@ +host_cpu = @host_cpu@ +host_os = @host_os@ +host_vendor = @host_vendor@ +htmldir = @htmldir@ +imcvdir = @imcvdir@ +includedir = @includedir@ +infodir = @infodir@ +install_sh = @install_sh@ +ipsecdir = @ipsecdir@ +ipsecgroup = @ipsecgroup@ +ipseclibdir = @ipseclibdir@ +ipsecuser = @ipsecuser@ +libcharon_plugins = @libcharon_plugins@ +libdir = @libdir@ +libexecdir = @libexecdir@ +linux_headers = @linux_headers@ +localedir = @localedir@ +localstatedir = @localstatedir@ +lt_ECHO = @lt_ECHO@ +maemo_CFLAGS = @maemo_CFLAGS@ +maemo_LIBS = @maemo_LIBS@ +manager_plugins = @manager_plugins@ +mandir = @mandir@ +medsrv_plugins = @medsrv_plugins@ +mkdir_p = @mkdir_p@ +nm_CFLAGS = @nm_CFLAGS@ +nm_LIBS = @nm_LIBS@ +nm_ca_dir = @nm_ca_dir@ +oldincludedir = @oldincludedir@ +openac_plugins = @openac_plugins@ +p_plugins = @p_plugins@ +pcsclite_CFLAGS = @pcsclite_CFLAGS@ +pcsclite_LIBS = @pcsclite_LIBS@ +pdfdir = @pdfdir@ +piddir = @piddir@ +pki_plugins = @pki_plugins@ +plugindir = @plugindir@ +pluto_plugins = @pluto_plugins@ +pool_plugins = @pool_plugins@ +prefix = @prefix@ +program_transform_name = @program_transform_name@ +psdir = @psdir@ +random_device = @random_device@ +resolv_conf = @resolv_conf@ +routing_table = @routing_table@ +routing_table_prio = @routing_table_prio@ +s_plugins = @s_plugins@ +sbindir = @sbindir@ +scepclient_plugins = @scepclient_plugins@ +scripts_plugins = @scripts_plugins@ +sharedstatedir = @sharedstatedir@ +soup_CFLAGS = @soup_CFLAGS@ +soup_LIBS = @soup_LIBS@ +srcdir = @srcdir@ +starter_plugins = @starter_plugins@ +strongswan_conf = @strongswan_conf@ +sysconfdir = @sysconfdir@ +systemdsystemunitdir = @systemdsystemunitdir@ +target_alias = @target_alias@ +top_build_prefix = @top_build_prefix@ +top_builddir = @top_builddir@ +top_srcdir = @top_srcdir@ +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/libradius + +AM_CFLAGS = -rdynamic +@MONOLITHIC_TRUE@noinst_LTLIBRARIES = libstrongswan-tnc-pdp.la +@MONOLITHIC_FALSE@plugin_LTLIBRARIES = libstrongswan-tnc-pdp.la +@MONOLITHIC_FALSE@libstrongswan_tnc_pdp_la_LIBADD = \ +@MONOLITHIC_FALSE@ $(top_builddir)/src/libradius/libradius.la \ +@MONOLITHIC_FALSE@ $(top_builddir)/src/libtls/libtls.la \ +@MONOLITHIC_FALSE@ $(top_builddir)/src/libtnccs/libtnccs.la + +libstrongswan_tnc_pdp_la_SOURCES = \ + tnc_pdp_plugin.h tnc_pdp_plugin.c \ + tnc_pdp.h tnc_pdp.c tnc_pdp_connections.h tnc_pdp_connections.c + +libstrongswan_tnc_pdp_la_LDFLAGS = -module -avoid-version +all: all-am + +.SUFFIXES: +.SUFFIXES: .c .lo .o .obj +$(srcdir)/Makefile.in: $(srcdir)/Makefile.am $(am__configure_deps) + @for dep in $?; do \ + case '$(am__configure_deps)' in \ + *$$dep*) \ + ( cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh ) \ + && { if test -f $@; then exit 0; else break; fi; }; \ + exit 1;; \ + esac; \ + done; \ + echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu src/libcharon/plugins/tnc_pdp/Makefile'; \ + $(am__cd) $(top_srcdir) && \ + $(AUTOMAKE) --gnu src/libcharon/plugins/tnc_pdp/Makefile +.PRECIOUS: Makefile +Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status + @case '$?' in \ + *config.status*) \ + cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \ + *) \ + echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \ + cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \ + esac; + +$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES) + cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh + +$(top_srcdir)/configure: $(am__configure_deps) + cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh +$(ACLOCAL_M4): $(am__aclocal_m4_deps) + cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh +$(am__aclocal_m4_deps): + +clean-noinstLTLIBRARIES: + -test -z "$(noinst_LTLIBRARIES)" || rm -f $(noinst_LTLIBRARIES) + @list='$(noinst_LTLIBRARIES)'; for p in $$list; do \ + dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \ + test "$$dir" != "$$p" || dir=.; \ + echo "rm -f \"$${dir}/so_locations\""; \ + rm -f "$${dir}/so_locations"; \ + done +install-pluginLTLIBRARIES: $(plugin_LTLIBRARIES) + @$(NORMAL_INSTALL) + test -z "$(plugindir)" || $(MKDIR_P) "$(DESTDIR)$(plugindir)" + @list='$(plugin_LTLIBRARIES)'; test -n "$(plugindir)" || list=; \ + list2=; for p in $$list; do \ + if test -f $$p; then \ + list2="$$list2 $$p"; \ + else :; fi; \ + done; \ + test -z "$$list2" || { \ + echo " $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL) $(INSTALL_STRIP_FLAG) $$list2 '$(DESTDIR)$(plugindir)'"; \ + $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL) $(INSTALL_STRIP_FLAG) $$list2 "$(DESTDIR)$(plugindir)"; \ + } + +uninstall-pluginLTLIBRARIES: + @$(NORMAL_UNINSTALL) + @list='$(plugin_LTLIBRARIES)'; test -n "$(plugindir)" || list=; \ + for p in $$list; do \ + $(am__strip_dir) \ + echo " $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=uninstall rm -f '$(DESTDIR)$(plugindir)/$$f'"; \ + $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=uninstall rm -f "$(DESTDIR)$(plugindir)/$$f"; \ + done + +clean-pluginLTLIBRARIES: + -test -z "$(plugin_LTLIBRARIES)" || rm -f $(plugin_LTLIBRARIES) + @list='$(plugin_LTLIBRARIES)'; for p in $$list; do \ + dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \ + test "$$dir" != "$$p" || dir=.; \ + echo "rm -f \"$${dir}/so_locations\""; \ + rm -f "$${dir}/so_locations"; \ + done +libstrongswan-tnc-pdp.la: $(libstrongswan_tnc_pdp_la_OBJECTS) $(libstrongswan_tnc_pdp_la_DEPENDENCIES) + $(libstrongswan_tnc_pdp_la_LINK) $(am_libstrongswan_tnc_pdp_la_rpath) $(libstrongswan_tnc_pdp_la_OBJECTS) $(libstrongswan_tnc_pdp_la_LIBADD) $(LIBS) + +mostlyclean-compile: + -rm -f *.$(OBJEXT) + +distclean-compile: + -rm -f *.tab.c + +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_pdp.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_pdp_connections.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tnc_pdp_plugin.Plo@am__quote@ + +.c.o: +@am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(COMPILE) -c $< + +.c.obj: +@am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'` +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(COMPILE) -c `$(CYGPATH_W) '$<'` + +.c.lo: +@am__fastdepCC_TRUE@ $(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< +@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo +@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@ +@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ +@am__fastdepCC_FALSE@ $(LTCOMPILE) -c -o $@ $< + +mostlyclean-libtool: + -rm -f *.lo + +clean-libtool: + -rm -rf .libs _libs + +ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES) + list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \ + unique=`for i in $$list; do \ + if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \ + done | \ + $(AWK) '{ files[$$0] = 1; nonempty = 1; } \ + END { if (nonempty) { for (i in files) print i; }; }'`; \ + mkid -fID $$unique +tags: TAGS + +TAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \ + $(TAGS_FILES) $(LISP) + set x; \ + here=`pwd`; \ + list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \ + unique=`for i in $$list; do \ + if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \ + done | \ + $(AWK) '{ files[$$0] = 1; nonempty = 1; } \ + END { if (nonempty) { for (i in files) print i; }; }'`; \ + shift; \ + if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \ + test -n "$$unique" || unique=$$empty_fix; \ + if test $$# -gt 0; then \ + $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \ + "$$@" $$unique; \ + else \ + $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \ + $$unique; \ + fi; \ + fi +ctags: CTAGS +CTAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \ + $(TAGS_FILES) $(LISP) + list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \ + unique=`for i in $$list; do \ + if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \ + done | \ + $(AWK) '{ files[$$0] = 1; nonempty = 1; } \ + END { if (nonempty) { for (i in files) print i; }; }'`; \ + test -z "$(CTAGS_ARGS)$$unique" \ + || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \ + $$unique + +GTAGS: + here=`$(am__cd) $(top_builddir) && pwd` \ + && $(am__cd) $(top_srcdir) \ + && gtags -i $(GTAGS_ARGS) "$$here" + +distclean-tags: + -rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags + +distdir: $(DISTFILES) + @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \ + topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \ + list='$(DISTFILES)'; \ + dist_files=`for file in $$list; do echo $$file; done | \ + sed -e "s|^$$srcdirstrip/||;t" \ + -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \ + case $$dist_files in \ + */*) $(MKDIR_P) `echo "$$dist_files" | \ + sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \ + sort -u` ;; \ + esac; \ + for file in $$dist_files; do \ + if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \ + if test -d $$d/$$file; then \ + dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \ + if test -d "$(distdir)/$$file"; then \ + find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \ + fi; \ + if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \ + cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \ + find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \ + fi; \ + cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \ + else \ + test -f "$(distdir)/$$file" \ + || cp -p $$d/$$file "$(distdir)/$$file" \ + || exit 1; \ + fi; \ + done +check-am: all-am +check: check-am +all-am: Makefile $(LTLIBRARIES) +installdirs: + for dir in "$(DESTDIR)$(plugindir)"; do \ + test -z "$$dir" || $(MKDIR_P) "$$dir"; \ + done +install: install-am +install-exec: install-exec-am +install-data: install-data-am +uninstall: uninstall-am + +install-am: all-am + @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am + +installcheck: installcheck-am +install-strip: + $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \ + install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \ + `test -z '$(STRIP)' || \ + echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install +mostlyclean-generic: + +clean-generic: + +distclean-generic: + -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES) + -test . = "$(srcdir)" || test -z "$(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) + -rm -f Makefile +maintainer-clean-am: distclean-am maintainer-clean-generic + +mostlyclean: mostlyclean-am + +mostlyclean-am: mostlyclean-compile mostlyclean-generic \ + mostlyclean-libtool + +pdf: pdf-am + +pdf-am: + +ps: ps-am + +ps-am: + +uninstall-am: uninstall-pluginLTLIBRARIES + +.MAKE: install-am install-strip + +.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \ + clean-libtool clean-noinstLTLIBRARIES clean-pluginLTLIBRARIES \ + ctags distclean distclean-compile distclean-generic \ + distclean-libtool distclean-tags distdir dvi dvi-am html \ + html-am info info-am install install-am install-data \ + install-data-am install-dvi install-dvi-am install-exec \ + install-exec-am install-html install-html-am install-info \ + install-info-am install-man install-pdf install-pdf-am \ + install-pluginLTLIBRARIES install-ps install-ps-am \ + install-strip installcheck installcheck-am installdirs \ + maintainer-clean maintainer-clean-generic mostlyclean \ + 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/tnc_pdp/tnc_pdp.c b/src/libcharon/plugins/tnc_pdp/tnc_pdp.c new file mode 100644 index 000000000..0625baa90 --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/tnc_pdp.c @@ -0,0 +1,648 @@ +/* + * Copyright (C) 2012 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_pdp.h" +#include "tnc_pdp_connections.h" + +#include <errno.h> +#include <unistd.h> + +#include <radius_message.h> +#include <radius_mppe.h> + +#include <daemon.h> +#include <debug.h> +#include <pen/pen.h> +#include <threading/thread.h> +#include <processing/jobs/callback_job.h> +#include <sa/authenticators/eap/eap_method.h> + +typedef struct private_tnc_pdp_t private_tnc_pdp_t; + +/** + * Maximum size of a RADIUS IP packet + */ +#define MAX_PACKET 4096 + +/** + * private data of tnc_pdp_t + */ +struct private_tnc_pdp_t { + + /** + * implements tnc_pdp_t interface + */ + tnc_pdp_t public; + + /** + * ID of the server + */ + identification_t *server; + + /** + * EAP method type to be used + */ + eap_type_t type; + + /** + * IPv4 RADIUS socket + */ + int ipv4; + + /** + * IPv6 RADIUS socket + */ + int ipv6; + + /** + * Callback job dispatching commands + */ + callback_job_t *job; + + /** + * RADIUS shared secret + */ + chunk_t secret; + + /** + * MD5 hasher + */ + hasher_t *hasher; + + /** + * HMAC MD5 signer, with secret set + */ + signer_t *signer; + + /** + * Random number generator for MS-MPPE salt values + */ + rng_t *rng; + + /** + * List of registered TNC-PDP connections + */ + tnc_pdp_connections_t *connections; +}; + + +/** + * Open IPv4 or IPv6 UDP RADIUS socket + */ +static int open_socket(int family, u_int16_t port) +{ + int on = TRUE; + struct sockaddr_storage addr; + socklen_t addrlen; + int skt; + + memset(&addr, 0, sizeof(addr)); + addr.ss_family = family; + + /* precalculate constants depending on address family */ + switch (family) + { + case AF_INET: + { + struct sockaddr_in *sin = (struct sockaddr_in *)&addr; + + htoun32(&sin->sin_addr.s_addr, INADDR_ANY); + htoun16(&sin->sin_port, port); + addrlen = sizeof(struct sockaddr_in); + break; + } + case AF_INET6: + { + struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&addr; + + memcpy(&sin6->sin6_addr, &in6addr_any, sizeof(in6addr_any)); + htoun16(&sin6->sin6_port, port); + addrlen = sizeof(struct sockaddr_in6); + break; + } + default: + return 0; + } + + /* open the socket */ + skt = socket(family, SOCK_DGRAM, IPPROTO_UDP); + if (skt < 0) + { + DBG1(DBG_CFG, "opening RADIUS socket failed: %s", strerror(errno)); + return 0; + } + if (setsockopt(skt, SOL_SOCKET, SO_REUSEADDR, (void*)&on, sizeof(on)) < 0) + { + DBG1(DBG_CFG, "unable to set SO_REUSEADDR on socket: %s", strerror(errno)); + close(skt); + return 0; + } + + /* bind the socket */ + if (bind(skt, (struct sockaddr *)&addr, addrlen) < 0) + { + DBG1(DBG_CFG, "unable to bind RADIUS socket: %s", strerror(errno)); + close(skt); + return 0; + } + + return skt; +} + +/** + * Send a RADIUS message to client + */ +static void send_message(private_tnc_pdp_t *this, radius_message_t *message, + host_t *client) +{ + int fd; + chunk_t data; + + fd = (client->get_family(client) == AF_INET) ? this->ipv4 : this->ipv6; + data = message->get_encoding(message); + + DBG2(DBG_CFG, "sending RADIUS packet to %#H", client); + DBG3(DBG_CFG, "%B", &data); + + if (sendto(fd, data.ptr, data.len, 0, client->get_sockaddr(client), + *client->get_sockaddr_len(client)) != data.len) + { + DBG1(DBG_CFG, "sending RADIUS message failed: %s", strerror(errno)); + } +} + +/** + * Encrypt a MS-MPPE-Send/Recv-Key + */ +static chunk_t encrypt_mppe_key(private_tnc_pdp_t *this, u_int8_t type, + chunk_t key, u_int16_t *salt, + radius_message_t *request) +{ + chunk_t a, r, seed, data; + u_char b[HASH_SIZE_MD5], *c; + mppe_key_t *mppe_key; + + /** + * From RFC2548 (encryption): + * b(1) = MD5(S + R + A) c(1) = p(1) xor b(1) C = c(1) + * b(2) = MD5(S + c(1)) c(2) = p(2) xor b(2) C = C + c(2) + * . . . + * b(i) = MD5(S + c(i-1)) c(i) = p(i) xor b(i) C = C + c(i) + */ + + data = chunk_alloc(sizeof(mppe_key_t) + + HASH_SIZE_MD5 * (1 + key.len / HASH_SIZE_MD5)); + memset(data.ptr, 0x00, data.len); + + mppe_key = (mppe_key_t*)data.ptr; + mppe_key->id = htonl(PEN_MICROSOFT); + mppe_key->type = type; + mppe_key->length = data.len - sizeof(mppe_key->id); + mppe_key->key[0] = key.len; + + memcpy(&mppe_key->key[1], key.ptr, key.len); + + /** + * generate a 16 bit unique random salt value for the MPPE stream cipher + * the MSB of the salt MUST be set to 1 + */ + a = chunk_create((u_char*)&(mppe_key->salt), sizeof(mppe_key->salt)); + do + { + this->rng->get_bytes(this->rng, a.len, a.ptr); + *a.ptr |= 0x80; + } + while (mppe_key->salt == *salt); + + /* update the salt value */ + *salt = mppe_key->salt; + + r = chunk_create(request->get_authenticator(request), HASH_SIZE_MD5); + seed = chunk_cata("cc", r, a); + + c = mppe_key->key; + while (c < data.ptr + data.len) + { + /* b(i) = MD5(S + c(i-1)) */ + this->hasher->get_hash(this->hasher, this->secret, NULL); + this->hasher->get_hash(this->hasher, seed, b); + + /* c(i) = b(i) xor p(1) */ + memxor(c, b, HASH_SIZE_MD5); + + /* prepare next round */ + seed = chunk_create(c, HASH_SIZE_MD5); + c += HASH_SIZE_MD5; + } + + return data; +} + +/** + * Send a RADIUS response for a request + */ +static void send_response(private_tnc_pdp_t *this, radius_message_t *request, + radius_message_code_t code, eap_payload_t *eap, + identification_t *group, chunk_t msk, host_t *client) +{ + radius_message_t *response; + chunk_t data, recv, send; + u_int32_t tunnel_type; + u_int16_t salt = 0; + + response = radius_message_create(code); + if (eap) + { + data = eap->get_data(eap); + DBG3(DBG_CFG, "%N payload %B", eap_type_names, this->type, &data); + + /* fragment data suitable for RADIUS */ + while (data.len > MAX_RADIUS_ATTRIBUTE_SIZE) + { + response->add(response, RAT_EAP_MESSAGE, + chunk_create(data.ptr, MAX_RADIUS_ATTRIBUTE_SIZE)); + data = chunk_skip(data, MAX_RADIUS_ATTRIBUTE_SIZE); + } + response->add(response, RAT_EAP_MESSAGE, data); + } + if (group) + { + tunnel_type = RADIUS_TUNNEL_TYPE_ESP; + htoun32(data.ptr, tunnel_type); + data.len = sizeof(tunnel_type); + response->add(response, RAT_TUNNEL_TYPE, data); + response->add(response, RAT_FILTER_ID, group->get_encoding(group)); + } + if (msk.len) + { + recv = chunk_create(msk.ptr, msk.len / 2); + data = encrypt_mppe_key(this, MS_MPPE_RECV_KEY, recv, &salt, request); + response->add(response, RAT_VENDOR_SPECIFIC, data); + chunk_free(&data); + + send = chunk_create(msk.ptr + recv.len, msk.len - recv.len); + data = encrypt_mppe_key(this, MS_MPPE_SEND_KEY, send, &salt, request); + response->add(response, RAT_VENDOR_SPECIFIC, data); + chunk_free(&data); + } + response->set_identifier(response, request->get_identifier(request)); + response->sign(response, request->get_authenticator(request), + this->secret, this->hasher, this->signer, NULL, TRUE); + + DBG1(DBG_CFG, "sending RADIUS %N to client '%H'", radius_message_code_names, + code, client); + send_message(this, response, client); + response->destroy(response); +} + +/** + * Process EAP message + */ +static void process_eap(private_tnc_pdp_t *this, radius_message_t *request, + host_t *source) +{ + enumerator_t *enumerator; + eap_payload_t *in, *out = NULL; + eap_method_t *method; + eap_type_t eap_type; + u_int32_t eap_vendor; + chunk_t data, message = chunk_empty, msk = chunk_empty; + chunk_t user_name = chunk_empty, nas_id = chunk_empty; + identification_t *group = NULL; + radius_message_code_t code = RMC_ACCESS_CHALLENGE; + int type; + + enumerator = request->create_enumerator(request); + while (enumerator->enumerate(enumerator, &type, &data)) + { + switch (type) + { + case RAT_USER_NAME: + user_name = data; + break; + case RAT_NAS_IDENTIFIER: + nas_id = data; + break; + case RAT_EAP_MESSAGE: + if (data.len) + { + message = chunk_cat("mc", message, data); + } + break; + default: + break; + } + } + enumerator->destroy(enumerator); + + if (message.len) + { + in = eap_payload_create_data(message); + + /* apply EAP method selected by RADIUS server */ + eap_type = in->get_type(in, &eap_vendor); + + DBG3(DBG_CFG, "%N payload %B", eap_type_names, eap_type, &message); + + if (eap_type == EAP_IDENTITY) + { + identification_t *peer; + chunk_t eap_identity; + + if (message.len < 5) + { + goto end; + } + eap_identity = chunk_create(message.ptr + 5, message.len - 5); + peer = identification_create_from_data(eap_identity); + method = charon->eap->create_instance(charon->eap, this->type, + 0, EAP_SERVER, this->server, peer); + if (!method) + { + peer->destroy(peer); + goto end; + } + this->connections->add(this->connections, nas_id, user_name, peer, + method); + method->initiate(method, &out); + } + else + { + ike_sa_t *ike_sa; + auth_cfg_t *auth; + auth_rule_t type; + identification_t *data; + enumerator_t *e; + + method = this->connections->get_state(this->connections, nas_id, + user_name, &ike_sa); + if (!method) + { + goto end; + } + charon->bus->set_sa(charon->bus, ike_sa); + + switch (method->process(method, in, &out)) + { + case NEED_MORE: + code = RMC_ACCESS_CHALLENGE; + break; + case SUCCESS: + code = RMC_ACCESS_ACCEPT; + method->get_msk(method, &msk); + auth = ike_sa->get_auth_cfg(ike_sa, FALSE); + e = auth->create_enumerator(auth); + while (e->enumerate(e, &type, &data)) + { + /* look for group memberships */ + if (type == AUTH_RULE_GROUP) + { + group = data; + } + } + e->destroy(e); + + DESTROY_IF(out); + out = eap_payload_create_code(EAP_SUCCESS, + in->get_identifier(in)); + break; + case FAILED: + default: + code = RMC_ACCESS_REJECT; + DESTROY_IF(out); + out = eap_payload_create_code(EAP_FAILURE, + in->get_identifier(in)); + } + charon->bus->set_sa(charon->bus, NULL); + } + + send_response(this, request, code, out, group, msk, source); + out->destroy(out); + + if (code == RMC_ACCESS_ACCEPT || code == RMC_ACCESS_REJECT) + { + this->connections->remove(this->connections, nas_id, user_name); + } + +end: + free(message.ptr); + in->destroy(in); + } +} + +/** + * Process packets received on the RADIUS socket + */ +static job_requeue_t receive(private_tnc_pdp_t *this) +{ + while (TRUE) + { + radius_message_t *request; + char buffer[MAX_PACKET]; + int max_fd = 0, selected = 0, bytes_read = 0; + fd_set rfds; + bool oldstate; + host_t *source; + struct msghdr msg; + struct iovec iov; + union { + struct sockaddr_in in4; + struct sockaddr_in6 in6; + } src; + + FD_ZERO(&rfds); + + if (this->ipv4) + { + FD_SET(this->ipv4, &rfds); + } + if (this->ipv6) + { + FD_SET(this->ipv6, &rfds); + } + max_fd = max(this->ipv4, this->ipv6); + + DBG2(DBG_CFG, "waiting for data on RADIUS sockets"); + oldstate = thread_cancelability(TRUE); + if (select(max_fd + 1, &rfds, NULL, NULL, NULL) <= 0) + { + thread_cancelability(oldstate); + continue; + } + thread_cancelability(oldstate); + + if (FD_ISSET(this->ipv4, &rfds)) + { + selected = this->ipv4; + } + else if (FD_ISSET(this->ipv6, &rfds)) + { + selected = this->ipv6; + } + else + { + /* oops, shouldn't happen */ + continue; + } + + /* read received packet */ + msg.msg_name = &src; + msg.msg_namelen = sizeof(src); + iov.iov_base = buffer; + iov.iov_len = MAX_PACKET; + msg.msg_iov = &iov; + msg.msg_iovlen = 1; + msg.msg_flags = 0; + + bytes_read = recvmsg(selected, &msg, 0); + if (bytes_read < 0) + { + DBG1(DBG_CFG, "error reading RADIUS socket: %s", strerror(errno)); + continue; + } + if (msg.msg_flags & MSG_TRUNC) + { + DBG1(DBG_CFG, "receive buffer too small, RADIUS packet discarded"); + continue; + } + source = host_create_from_sockaddr((sockaddr_t*)&src); + DBG2(DBG_CFG, "received RADIUS packet from %#H", source); + DBG3(DBG_CFG, "%b", buffer, bytes_read); + request = radius_message_parse(chunk_create(buffer, bytes_read)); + if (request) + { + DBG1(DBG_CFG, "received RADIUS %N from client '%H'", + radius_message_code_names, request->get_code(request), source); + + if (request->verify(request, NULL, this->secret, this->hasher, + this->signer)) + { + process_eap(this, request, source); + } + request->destroy(request); + + } + else + { + DBG1(DBG_CFG, "received invalid RADIUS message, ignored"); + } + source->destroy(source); + } + return JOB_REQUEUE_FAIR; +} + +METHOD(tnc_pdp_t, destroy, void, + private_tnc_pdp_t *this) +{ + if (this->job) + { + this->job->cancel(this->job); + } + if (this->ipv4) + { + close(this->ipv4); + } + if (this->ipv6) + { + close(this->ipv6); + } + DESTROY_IF(this->server); + DESTROY_IF(this->signer); + DESTROY_IF(this->hasher); + DESTROY_IF(this->rng); + DESTROY_IF(this->connections); + free(this); +} + +/* + * see header file + */ +tnc_pdp_t *tnc_pdp_create(u_int16_t port) +{ + private_tnc_pdp_t *this; + char *secret, *server, *eap_type_str; + + INIT(this, + .public = { + .destroy = _destroy, + }, + .ipv4 = open_socket(AF_INET, port), + .ipv6 = open_socket(AF_INET6, port), + .hasher = lib->crypto->create_hasher(lib->crypto, HASH_MD5), + .signer = lib->crypto->create_signer(lib->crypto, AUTH_HMAC_MD5_128), + .rng = lib->crypto->create_rng(lib->crypto, RNG_WEAK), + .connections = tnc_pdp_connections_create(), + ); + + if (!this->hasher || !this->signer || !this->rng) + { + DBG1(DBG_CFG, "RADIUS initialization failed, HMAC/MD5/RNG required"); + destroy(this); + return NULL; + } + if (!this->ipv4 && !this->ipv6) + { + DBG1(DBG_NET, "could not create any RADIUS sockets"); + destroy(this); + return NULL; + } + if (!this->ipv4) + { + DBG1(DBG_NET, "could not open IPv4 RADIUS socket, IPv4 disabled"); + } + if (!this->ipv6) + { + DBG1(DBG_NET, "could not open IPv6 RADIUS socket, IPv6 disabled"); + } + + server = lib->settings->get_str(lib->settings, + "charon.plugins.tnc-pdp.server", NULL); + if (!server) + { + DBG1(DBG_CFG, "missing PDP server name, PDP disabled"); + destroy(this); + return NULL; + } + this->server = identification_create_from_string(server); + + secret = lib->settings->get_str(lib->settings, + "charon.plugins.tnc-pdp.secret", NULL); + if (!secret) + { + DBG1(DBG_CFG, "missing RADIUS secret, PDP disabled"); + destroy(this); + return NULL; + } + this->secret = chunk_create(secret, strlen(secret)); + this->signer->set_key(this->signer, this->secret); + + eap_type_str = lib->settings->get_str(lib->settings, + "charon.plugins.tnc-pdp.method", "ttls"); + this->type = eap_type_from_string(eap_type_str); + if (this->type == 0) + { + DBG1(DBG_CFG, "unrecognized eap method \"%s\"", eap_type_str); + destroy(this); + return NULL; + } + DBG1(DBG_IKE, "eap method %N selected", eap_type_names, this->type); + + this->job = callback_job_create_with_prio((callback_job_cb_t)receive, + this, NULL, NULL, JOB_PRIO_CRITICAL); + lib->processor->queue_job(lib->processor, (job_t*)this->job); + + return &this->public; +} + diff --git a/src/libcharon/plugins/tnc_pdp/tnc_pdp.h b/src/libcharon/plugins/tnc_pdp/tnc_pdp.h new file mode 100644 index 000000000..06291220f --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/tnc_pdp.h @@ -0,0 +1,46 @@ +/* + * 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 tnc_pdp_t tnc_pdp + * @{ @ingroup tnc_pdp + */ + +#ifndef TNC_PDP_H_ +#define TNC_PDP_H_ + +typedef struct tnc_pdp_t tnc_pdp_t; + +#include <library.h> + +/** + * Public interface of a TNC Policy Decision Point object + */ +struct tnc_pdp_t { + + /** + * implements plugin interface + */ + void (*destroy)(tnc_pdp_t *this); +}; + +/** + * Create a TNC PDP instance + * + * @param port RADIUS port of TNC PDP + */ +tnc_pdp_t* tnc_pdp_create(u_int16_t port); + +#endif /** TNC_PDP_PLUGIN_H_ @}*/ diff --git a/src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.c b/src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.c new file mode 100644 index 000000000..175a57aba --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.c @@ -0,0 +1,220 @@ +/* + * Copyright (C) 2012 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_pdp_connections.h" + +#include <utils/linked_list.h> +#include <debug.h> + +typedef struct private_tnc_pdp_connections_t private_tnc_pdp_connections_t; +typedef struct entry_t entry_t; + +/** + * Private data of tnc_pdp_connections_t + */ +struct private_tnc_pdp_connections_t { + + /** + * Implements tnc_pdp_connections_t interface + */ + tnc_pdp_connections_t public; + + /** + * List of TNC PEP RADIUS Connections + */ + linked_list_t *list; +}; + +/** + * Data entry for a TNC PEP RADIUS connection + */ +struct entry_t { + + /** + * NAS identifier of PEP + */ + chunk_t nas_id; + + /** + * User name of TNC Client + */ + chunk_t user_name; + + /** + * EAP method state + */ + eap_method_t *method; + + /** + * IKE SA used for bus communication + */ + ike_sa_t *ike_sa; +}; + +/** + * Free the memory allocated to a data entry + */ +static void free_entry(entry_t *this) +{ + this->method->destroy(this->method); + this->ike_sa->destroy(this->ike_sa); + free(this->nas_id.ptr); + free(this->user_name.ptr); + free(this); +} + +/** + * Find a matching data entry + */ +static bool equals_entry( entry_t *this, chunk_t nas_id, chunk_t user_name) +{ + bool no_nas_id = !this->nas_id.ptr && !nas_id.ptr; + + return (chunk_equals(this->nas_id, nas_id) || no_nas_id) && + chunk_equals(this->user_name, user_name); +} + +/** + * Find a matching data entry + */ +static void dbg_nas_user(chunk_t nas_id, chunk_t user_name, bool not, char *op) +{ + if (nas_id.len) + { + DBG1(DBG_CFG, "%s RADIUS connection for user '%.*s' NAS '%.*s'", + not ? "could not find" : op, user_name.len, user_name.ptr, + nas_id.len, nas_id.ptr); + } + else + { + DBG1(DBG_CFG, "%s RADIUS connection for user '%.*s'", + not ? "could not find" : op, user_name.len, user_name.ptr); + } +} + +METHOD(tnc_pdp_connections_t, add, void, + private_tnc_pdp_connections_t *this, chunk_t nas_id, chunk_t user_name, + identification_t *peer, eap_method_t *method) +{ + enumerator_t *enumerator; + entry_t *entry; + ike_sa_id_t *ike_sa_id; + ike_sa_t *ike_sa; + bool found = FALSE; + + ike_sa_id = ike_sa_id_create(0, 0, FALSE); + ike_sa = ike_sa_create(ike_sa_id); + ike_sa_id->destroy(ike_sa_id); + ike_sa->set_other_id(ike_sa, peer); + + enumerator = this->list->create_enumerator(this->list); + while (enumerator->enumerate(enumerator, &entry)) + { + if (equals_entry(entry, nas_id, user_name)) + { + found = TRUE; + entry->method->destroy(entry->method); + entry->ike_sa->destroy(entry->ike_sa); + DBG1(DBG_CFG, "removed stale RADIUS connection"); + entry->method = method; + entry->ike_sa = ike_sa; + break; + } + } + enumerator->destroy(enumerator); + + if (!found) + { + entry = malloc_thing(entry_t); + entry->nas_id = chunk_clone(nas_id); + entry->user_name = chunk_clone(user_name); + entry->method = method; + entry->ike_sa = ike_sa; + this->list->insert_last(this->list, entry); + } + dbg_nas_user(nas_id, user_name, FALSE, "created"); +} + +METHOD(tnc_pdp_connections_t, remove_, void, + private_tnc_pdp_connections_t *this, chunk_t nas_id, chunk_t user_name) +{ + enumerator_t *enumerator; + entry_t *entry; + + enumerator = this->list->create_enumerator(this->list); + while (enumerator->enumerate(enumerator, &entry)) + { + if (equals_entry(entry, nas_id, user_name)) + { + free_entry(entry); + this->list->remove_at(this->list, enumerator); + dbg_nas_user(nas_id, user_name, FALSE, "removed"); + break; + } + } + enumerator->destroy(enumerator); +} + +METHOD(tnc_pdp_connections_t, get_state, eap_method_t*, + private_tnc_pdp_connections_t *this, chunk_t nas_id, chunk_t user_name, + ike_sa_t **ike_sa) +{ + enumerator_t *enumerator; + entry_t *entry; + eap_method_t *found = NULL; + + enumerator = this->list->create_enumerator(this->list); + while (enumerator->enumerate(enumerator, &entry)) + { + if (equals_entry(entry, nas_id, user_name)) + { + found = entry->method; + *ike_sa = entry->ike_sa; + break; + } + } + enumerator->destroy(enumerator); + + dbg_nas_user(nas_id, user_name, !found, "found"); + return found; +} + +METHOD(tnc_pdp_connections_t, destroy, void, + private_tnc_pdp_connections_t *this) +{ + this->list->destroy_function(this->list, (void*)free_entry); + free(this); +} + +/* + * see header file + */ +tnc_pdp_connections_t *tnc_pdp_connections_create(void) +{ + private_tnc_pdp_connections_t *this; + + INIT(this, + .public = { + .add = _add, + .remove = _remove_, + .get_state = _get_state, + .destroy = _destroy, + }, + .list = linked_list_create(), + ); + + return &this->public; +} + diff --git a/src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.h b/src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.h new file mode 100644 index 000000000..b9f5d097b --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/tnc_pdp_connections.h @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2012 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_pdp_connections tnc_pdp_connections + * @{ @ingroup tnc_pdp + */ + +#ifndef TNC_PDP_CONNECTIONS_H_ +#define TNC_PDP_CONNECTIONS_H_ + +typedef struct tnc_pdp_connections_t tnc_pdp_connections_t; + +#include <library.h> +#include <sa/ike_sa.h> +#include <sa/authenticators/eap/eap_method.h> + +/** + * Public interface of a tnc_pdp_connections object + */ +struct tnc_pdp_connections_t { + + /** + * Register a new TNC PEP RADIUS Connection + * + * @param nas_id NAS identifier of Policy Enforcement Point + * @param user_name User name of TNC Client + * @param peer Peer identity + * @param method EAP method state for this TNC PEP Connection + */ + void (*add)(tnc_pdp_connections_t *this, chunk_t nas_id, chunk_t user_name, + identification_t *peer, eap_method_t *method); + + /** + * Remove a TNC PEP RADIUS Connection + * + * @param nas_id NAS identifier of Policy Enforcement Point + * @param user_name User name of TNC Client + */ + void (*remove)(tnc_pdp_connections_t *this, chunk_t nas_id, + chunk_t user_name); + + /** + * Get the EAP method and IKE_SA of a registered TNC PEP RADIUS Connection + * + * @param nas_id NAS identifier of Policy Enforcement Point + * @param user_name User name of TNC Client + * @param ike_sa IKE_SA used for bus communication only + * @return EAP method for this connection or NULL if not found + */ + eap_method_t* (*get_state)(tnc_pdp_connections_t *this, chunk_t nas_id, + chunk_t user_name, ike_sa_t **ike_sa); + + /** + * Destroys a tnc_pdp_connections_t object. + */ + void (*destroy)(tnc_pdp_connections_t *this); +}; + +/** + * Create a tnc_pdp_connections_t instance + */ +tnc_pdp_connections_t* tnc_pdp_connections_create(void); + +#endif /** TNC_PDP_CONNECTIONS_PLUGIN_H_ @}*/ diff --git a/src/libcharon/plugins/tnc_pdp/tnc_pdp_plugin.c b/src/libcharon/plugins/tnc_pdp/tnc_pdp_plugin.c new file mode 100644 index 000000000..9abe02aec --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/tnc_pdp_plugin.c @@ -0,0 +1,91 @@ +/* + * 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_pdp_plugin.h" +#include "tnc_pdp.h" + +typedef struct private_tnc_pdp_plugin_t private_tnc_pdp_plugin_t; + +/** + * Default RADIUS port, when not configured + */ +#define RADIUS_PORT 1812 + +/** + * private data of tnc_pdp plugin + */ +struct private_tnc_pdp_plugin_t { + + /** + * implements plugin interface + */ + tnc_pdp_plugin_t public; + + /** + * Policy Decision Point object + */ + tnc_pdp_t *pdp; + +}; + +METHOD(plugin_t, get_name, char*, + private_tnc_pdp_plugin_t *this) +{ + return "tnc-pdp"; +} + +METHOD(plugin_t, get_features, int, + private_tnc_pdp_plugin_t *this, plugin_feature_t *features[]) +{ + static plugin_feature_t f[] = { + PLUGIN_PROVIDE(CUSTOM, "tnc-pdp"), + PLUGIN_DEPENDS(CUSTOM, "imv-manager"), + }; + *features = f; + return countof(f); +} + +METHOD(plugin_t, destroy, void, + private_tnc_pdp_plugin_t *this) +{ + DESTROY_IF(this->pdp); + free(this); +} + +/* + * see header file + */ +plugin_t *tnc_pdp_plugin_create() +{ + private_tnc_pdp_plugin_t *this; + int port; + + port = lib->settings->get_int(lib->settings, + "charon.plugins.tnc_pdp.port", RADIUS_PORT); + + INIT(this, + .public = { + .plugin = { + .get_name = _get_name, + .get_features = _get_features, + .destroy = _destroy, + }, + }, + .pdp = tnc_pdp_create(port), + ); + + return &this->public.plugin; +} + diff --git a/src/libcharon/plugins/tnc_pdp/tnc_pdp_plugin.h b/src/libcharon/plugins/tnc_pdp/tnc_pdp_plugin.h new file mode 100644 index 000000000..9b8b9ff0e --- /dev/null +++ b/src/libcharon/plugins/tnc_pdp/tnc_pdp_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 tnc_pdp tnc_pdp + * @ingroup cplugins + * + * @defgroup tnc_pdp_plugin tnc_pdp_plugin + * @{ @ingroup tnc_pdp + */ + +#ifndef TNC_PDP_PLUGIN_H_ +#define TNC_PDP_PLUGIN_H_ + +#include <plugins/plugin.h> + +typedef struct tnc_pdp_plugin_t tnc_pdp_plugin_t; + +/** + * TNC-PDP plugin + */ +struct tnc_pdp_plugin_t { + + /** + * implements plugin interface + */ + plugin_t plugin; +}; + +#endif /** TNC_PDP_PLUGIN_H_ @}*/ |