diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/Makefile.am | 2 | ||||
| -rw-r--r-- | src/include/Makefile.in | 358 | ||||
| -rw-r--r-- | src/include/linux/ipsec.h | 46 | ||||
| -rw-r--r-- | src/include/linux/netlink.h | 241 | ||||
| -rw-r--r-- | src/include/linux/pfkeyv2.h | 348 | ||||
| -rw-r--r-- | src/include/linux/rtnetlink.h | 1072 | ||||
| -rw-r--r-- | src/include/linux/udp.h | 63 | ||||
| -rw-r--r-- | src/include/linux/xfrm.h | 343 |
8 files changed, 2473 insertions, 0 deletions
diff --git a/src/include/Makefile.am b/src/include/Makefile.am new file mode 100644 index 000000000..c7e9ca9ff --- /dev/null +++ b/src/include/Makefile.am @@ -0,0 +1,2 @@ +EXTRA_DIST = linux/ipsec.h linux/netlink.h linux/rtnetlink.h \ + linux/pfkeyv2.h linux/udp.h linux/xfrm.h diff --git a/src/include/Makefile.in b/src/include/Makefile.in new file mode 100644 index 000000000..68477343f --- /dev/null +++ b/src/include/Makefile.in @@ -0,0 +1,358 @@ +# Makefile.in generated by automake 1.9.6 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005 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@ +srcdir = @srcdir@ +top_srcdir = @top_srcdir@ +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +top_builddir = ../.. +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +INSTALL = @INSTALL@ +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/include +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/configure.in +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +mkinstalldirs = $(install_sh) -d +CONFIG_CLEAN_FILES = +SOURCES = +DIST_SOURCES = +DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) +ACLOCAL = @ACLOCAL@ +AMDEP_FALSE = @AMDEP_FALSE@ +AMDEP_TRUE = @AMDEP_TRUE@ +AMTAR = @AMTAR@ +AR = @AR@ +AUTOCONF = @AUTOCONF@ +AUTOHEADER = @AUTOHEADER@ +AUTOMAKE = @AUTOMAKE@ +AWK = @AWK@ +BUILD_EAP_SIM_FALSE = @BUILD_EAP_SIM_FALSE@ +BUILD_EAP_SIM_TRUE = @BUILD_EAP_SIM_TRUE@ +CC = @CC@ +CCDEPMODE = @CCDEPMODE@ +CFLAGS = @CFLAGS@ +CPP = @CPP@ +CPPFLAGS = @CPPFLAGS@ +CXX = @CXX@ +CXXCPP = @CXXCPP@ +CXXDEPMODE = @CXXDEPMODE@ +CXXFLAGS = @CXXFLAGS@ +CYGPATH_W = @CYGPATH_W@ +DEFS = @DEFS@ +DEPDIR = @DEPDIR@ +ECHO = @ECHO@ +ECHO_C = @ECHO_C@ +ECHO_N = @ECHO_N@ +ECHO_T = @ECHO_T@ +EGREP = @EGREP@ +EXEEXT = @EXEEXT@ +F77 = @F77@ +FFLAGS = @FFLAGS@ +GPERF = @GPERF@ +GREP = @GREP@ +INSTALL_DATA = @INSTALL_DATA@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ +INSTALL_SCRIPT = @INSTALL_SCRIPT@ +INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ +LDFLAGS = @LDFLAGS@ +LEX = 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@build_vendor@ +confdir = @confdir@ +datadir = @datadir@ +datarootdir = @datarootdir@ +dbus_CFLAGS = @dbus_CFLAGS@ +dbus_LIBS = @dbus_LIBS@ +docdir = @docdir@ +dvidir = @dvidir@ +eapdir = @eapdir@ +exec_prefix = @exec_prefix@ +host = @host@ +host_alias = @host_alias@ +host_cpu = @host_cpu@ +host_os = @host_os@ +host_vendor = @host_vendor@ +htmldir = @htmldir@ +includedir = @includedir@ +infodir = @infodir@ +install_sh = @install_sh@ +interfacedir = @interfacedir@ +ipsecdir = @ipsecdir@ +ipsecgid = @ipsecgid@ +ipsecuid = @ipsecuid@ +libdir = @libdir@ +libexecdir = @libexecdir@ +linuxdir = @linuxdir@ +localedir = @localedir@ +localstatedir = @localstatedir@ +mandir = @mandir@ +mkdir_p = @mkdir_p@ +oldincludedir = @oldincludedir@ +pdfdir = @pdfdir@ +piddir = @piddir@ +prefix = @prefix@ +program_transform_name = @program_transform_name@ +psdir = @psdir@ +sbindir = @sbindir@ +sharedstatedir = @sharedstatedir@ +sysconfdir = @sysconfdir@ +target_alias = @target_alias@ +xml_CFLAGS = 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"INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install +mostlyclean-generic: + +clean-generic: + +distclean-generic: + -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_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 mostlyclean-am + +distclean: distclean-am + -rm -f Makefile +distclean-am: clean-am distclean-generic distclean-libtool + +dvi: dvi-am + +dvi-am: + +html: html-am + +info: info-am + +info-am: + +install-data-am: + +install-exec-am: + +install-info: install-info-am + +install-man: + +installcheck-am: + +maintainer-clean: maintainer-clean-am + -rm -f Makefile +maintainer-clean-am: distclean-am maintainer-clean-generic + +mostlyclean: mostlyclean-am + +mostlyclean-am: mostlyclean-generic mostlyclean-libtool + +pdf: pdf-am + +pdf-am: + +ps: ps-am + +ps-am: + +uninstall-am: uninstall-info-am + +.PHONY: all all-am check check-am clean clean-generic clean-libtool \ + distclean distclean-generic distclean-libtool distdir dvi \ + dvi-am html html-am info info-am install install-am \ + install-data install-data-am install-exec install-exec-am \ + install-info install-info-am install-man install-strip \ + installcheck installcheck-am installdirs maintainer-clean \ + maintainer-clean-generic mostlyclean mostlyclean-generic \ + mostlyclean-libtool pdf pdf-am ps ps-am uninstall uninstall-am \ + uninstall-info-am + +# 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/include/linux/ipsec.h b/src/include/linux/ipsec.h new file mode 100644 index 000000000..81ac63a18 --- /dev/null +++ b/src/include/linux/ipsec.h @@ -0,0 +1,46 @@ +#ifndef _LINUX_IPSEC_H +#define _LINUX_IPSEC_H + +/* The definitions, required to talk to KAME racoon IKE. */ + +#include "pfkeyv2.h" + +#define IPSEC_PORT_ANY 0 +#define IPSEC_ULPROTO_ANY 255 +#define IPSEC_PROTO_ANY 255 + +enum { + IPSEC_MODE_ANY = 0, /* We do not support this for SA */ + IPSEC_MODE_TRANSPORT = 1, + IPSEC_MODE_TUNNEL = 2 +}; + +enum { + IPSEC_DIR_ANY = 0, + IPSEC_DIR_INBOUND = 1, + IPSEC_DIR_OUTBOUND = 2, + IPSEC_DIR_FWD = 3, /* It is our own */ + IPSEC_DIR_MAX = 4, + IPSEC_DIR_INVALID = 5 +}; + +enum { + IPSEC_POLICY_DISCARD = 0, + IPSEC_POLICY_NONE = 1, + IPSEC_POLICY_IPSEC = 2, + IPSEC_POLICY_ENTRUST = 3, + IPSEC_POLICY_BYPASS = 4 +}; + +enum { + IPSEC_LEVEL_DEFAULT = 0, + IPSEC_LEVEL_USE = 1, + IPSEC_LEVEL_REQUIRE = 2, + IPSEC_LEVEL_UNIQUE = 3 +}; + +#define IPSEC_MANUAL_REQID_MAX 0x3fff + +#define IPSEC_REPLAYWSIZE 32 + +#endif /* _LINUX_IPSEC_H */ diff --git a/src/include/linux/netlink.h b/src/include/linux/netlink.h new file mode 100644 index 000000000..af65dc499 --- /dev/null +++ b/src/include/linux/netlink.h @@ -0,0 +1,241 @@ +#ifndef __LINUX_NETLINK_H +#define __LINUX_NETLINK_H + +#include <linux/socket.h> /* for sa_family_t */ +#include <linux/types.h> + +#define NETLINK_ROUTE 0 /* Routing/device hook */ +#define NETLINK_W1 1 /* 1-wire subsystem */ +#define NETLINK_USERSOCK 2 /* Reserved for user mode socket protocols */ +#define NETLINK_FIREWALL 3 /* Firewalling hook */ +#define NETLINK_INET_DIAG 4 /* INET socket monitoring */ +#define NETLINK_NFLOG 5 /* netfilter/iptables ULOG */ +#define NETLINK_XFRM 6 /* ipsec */ +#define NETLINK_SELINUX 7 /* SELinux event notifications */ +#define NETLINK_ISCSI 8 /* Open-iSCSI */ +#define NETLINK_AUDIT 9 /* auditing */ +#define NETLINK_FIB_LOOKUP 10 +#define NETLINK_CONNECTOR 11 +#define NETLINK_NETFILTER 12 /* netfilter subsystem */ +#define NETLINK_IP6_FW 13 +#define NETLINK_DNRTMSG 14 /* DECnet routing messages */ +#define NETLINK_KOBJECT_UEVENT 15 /* Kernel messages to userspace */ +#define NETLINK_GENERIC 16 + +#define MAX_LINKS 32 + +struct sockaddr_nl +{ + sa_family_t nl_family; /* AF_NETLINK */ + unsigned short nl_pad; /* zero */ + __u32 nl_pid; /* process pid */ + __u32 nl_groups; /* multicast groups mask */ +}; + +struct nlmsghdr +{ + __u32 nlmsg_len; /* Length of message including header */ + __u16 nlmsg_type; /* Message content */ + __u16 nlmsg_flags; /* Additional flags */ + __u32 nlmsg_seq; /* Sequence number */ + __u32 nlmsg_pid; /* Sending process PID */ +}; + +/* Flags values */ + +#define NLM_F_REQUEST 1 /* It is request message. */ +#define NLM_F_MULTI 2 /* Multipart message, terminated by NLMSG_DONE */ +#define NLM_F_ACK 4 /* Reply with ack, with zero or error code */ +#define NLM_F_ECHO 8 /* Echo this request */ + +/* Modifiers to GET request */ +#define NLM_F_ROOT 0x100 /* specify tree root */ +#define NLM_F_MATCH 0x200 /* return all matching */ +#define NLM_F_ATOMIC 0x400 /* atomic GET */ +#define NLM_F_DUMP (NLM_F_ROOT|NLM_F_MATCH) + +/* Modifiers to NEW request */ +#define NLM_F_REPLACE 0x100 /* Override existing */ +#define NLM_F_EXCL 0x200 /* Do not touch, if it exists */ +#define NLM_F_CREATE 0x400 /* Create, if it does not exist */ +#define NLM_F_APPEND 0x800 /* Add to end of list */ + +/* + 4.4BSD ADD NLM_F_CREATE|NLM_F_EXCL + 4.4BSD CHANGE NLM_F_REPLACE + + True CHANGE NLM_F_CREATE|NLM_F_REPLACE + Append NLM_F_CREATE + Check NLM_F_EXCL + */ + +#define NLMSG_ALIGNTO 4 +#define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) ) +#define NLMSG_HDRLEN ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr))) +#define NLMSG_LENGTH(len) ((len)+NLMSG_ALIGN(NLMSG_HDRLEN)) +#define NLMSG_SPACE(len) NLMSG_ALIGN(NLMSG_LENGTH(len)) +#define NLMSG_DATA(nlh) ((void*)(((char*)nlh) + NLMSG_LENGTH(0))) +#define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), \ + (struct nlmsghdr*)(((char*)(nlh)) + NLMSG_ALIGN((nlh)->nlmsg_len))) +#define NLMSG_OK(nlh,len) ((len) >= (int)sizeof(struct nlmsghdr) && \ + (nlh)->nlmsg_len >= sizeof(struct nlmsghdr) && \ + (nlh)->nlmsg_len <= (len)) +#define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len))) + +#define NLMSG_NOOP 0x1 /* Nothing. */ +#define NLMSG_ERROR 0x2 /* Error */ +#define NLMSG_DONE 0x3 /* End of a dump */ +#define NLMSG_OVERRUN 0x4 /* Data lost */ + +#define NLMSG_MIN_TYPE 0x10 /* < 0x10: reserved control messages */ + +struct nlmsgerr +{ + int error; + struct nlmsghdr msg; +}; + +#define NETLINK_ADD_MEMBERSHIP 1 +#define NETLINK_DROP_MEMBERSHIP 2 +#define NETLINK_PKTINFO 3 + +struct nl_pktinfo +{ + __u32 group; +}; + +#define NET_MAJOR 36 /* Major 36 is reserved for networking */ + +enum { + NETLINK_UNCONNECTED = 0, + NETLINK_CONNECTED, +}; + +/* + * <------- NLA_HDRLEN ------> <-- NLA_ALIGN(payload)--> + * +---------------------+- - -+- - - - - - - - - -+- - -+ + * | Header | Pad | Payload | Pad | + * | (struct nlattr) | ing | | ing | + * +---------------------+- - -+- - - - - - - - - -+- - -+ + * <-------------- nlattr->nla_len --------------> + */ + +struct nlattr +{ + __u16 nla_len; + __u16 nla_type; +}; + +#define NLA_ALIGNTO 4 +#define NLA_ALIGN(len) (((len) + NLA_ALIGNTO - 1) & ~(NLA_ALIGNTO - 1)) +#define NLA_HDRLEN ((int) NLA_ALIGN(sizeof(struct nlattr))) + +#ifdef __KERNEL__ + +#include <linux/capability.h> +#include <linux/skbuff.h> + +struct netlink_skb_parms +{ + struct ucred creds; /* Skb credentials */ + __u32 pid; + __u32 dst_pid; + __u32 dst_group; + kernel_cap_t eff_cap; + __u32 loginuid; /* Login (audit) uid */ + __u32 sid; /* SELinux security id */ +}; + +#define NETLINK_CB(skb) (*(struct netlink_skb_parms*)&((skb)->cb)) +#define NETLINK_CREDS(skb) (&NETLINK_CB((skb)).creds) + + +extern struct sock *netlink_kernel_create(int unit, unsigned int groups, void (*input)(struct sock *sk, int len), struct module *module); +extern void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err); +extern int netlink_has_listeners(struct sock *sk, unsigned int group); +extern int netlink_unicast(struct sock *ssk, struct sk_buff *skb, __u32 pid, int nonblock); +extern int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, __u32 pid, + __u32 group, gfp_t allocation); +extern void netlink_set_err(struct sock *ssk, __u32 pid, __u32 group, int code); +extern int netlink_register_notifier(struct notifier_block *nb); +extern int netlink_unregister_notifier(struct notifier_block *nb); + +/* finegrained unicast helpers: */ +struct sock *netlink_getsockbyfilp(struct file *filp); +int netlink_attachskb(struct sock *sk, struct sk_buff *skb, int nonblock, + long timeo, struct sock *ssk); +void netlink_detachskb(struct sock *sk, struct sk_buff *skb); +int netlink_sendskb(struct sock *sk, struct sk_buff *skb, int protocol); + +/* + * skb should fit one page. This choice is good for headerless malloc. + */ +#define NLMSG_GOODORDER 0 +#define NLMSG_GOODSIZE (SKB_MAX_ORDER(0, NLMSG_GOODORDER)) + + +struct netlink_callback +{ + struct sk_buff *skb; + struct nlmsghdr *nlh; + int (*dump)(struct sk_buff * skb, struct netlink_callback *cb); + int (*done)(struct netlink_callback *cb); + int family; + long args[5]; +}; + +struct netlink_notify +{ + int pid; + int protocol; +}; + +static __inline__ struct nlmsghdr * +__nlmsg_put(struct sk_buff *skb, __u32 pid, __u32 seq, int type, int len, int flags) +{ + struct nlmsghdr *nlh; + int size = NLMSG_LENGTH(len); + + nlh = (struct nlmsghdr*)skb_put(skb, NLMSG_ALIGN(size)); + nlh->nlmsg_type = type; + nlh->nlmsg_len = size; + nlh->nlmsg_flags = flags; + nlh->nlmsg_pid = pid; + nlh->nlmsg_seq = seq; + memset(NLMSG_DATA(nlh) + len, 0, NLMSG_ALIGN(size) - size); + return nlh; +} + +#define NLMSG_NEW(skb, pid, seq, type, len, flags) \ +({ if (skb_tailroom(skb) < (int)NLMSG_SPACE(len)) \ + goto nlmsg_failure; \ + __nlmsg_put(skb, pid, seq, type, len, flags); }) + +#define NLMSG_PUT(skb, pid, seq, type, len) \ + NLMSG_NEW(skb, pid, seq, type, len, 0) + +#define NLMSG_NEW_ANSWER(skb, cb, type, len, flags) \ + NLMSG_NEW(skb, NETLINK_CB((cb)->skb).pid, \ + (cb)->nlh->nlmsg_seq, type, len, flags) + +#define NLMSG_END(skb, nlh) \ +({ (nlh)->nlmsg_len = (skb)->tail - (unsigned char *) (nlh); \ + (skb)->len; }) + +#define NLMSG_CANCEL(skb, nlh) \ +({ skb_trim(skb, (unsigned char *) (nlh) - (skb)->data); \ + -1; }) + +extern int netlink_dump_start(struct sock *ssk, struct sk_buff *skb, + struct nlmsghdr *nlh, + int (*dump)(struct sk_buff *skb, struct netlink_callback*), + int (*done)(struct netlink_callback*)); + + +#define NL_NONROOT_RECV 0x1 +#define NL_NONROOT_SEND 0x2 +extern void netlink_set_nonroot(int protocol, unsigned flag); + +#endif /* __KERNEL__ */ + +#endif /* __LINUX_NETLINK_H */ diff --git a/src/include/linux/pfkeyv2.h b/src/include/linux/pfkeyv2.h new file mode 100644 index 000000000..bac0fb389 --- /dev/null +++ b/src/include/linux/pfkeyv2.h @@ -0,0 +1,348 @@ +/* PF_KEY user interface, this is defined by rfc2367 so + * do not make arbitrary modifications or else this header + * file will not be compliant. + */ + +#ifndef _LINUX_PFKEY2_H +#define _LINUX_PFKEY2_H + +#include <linux/types.h> + +#define PF_KEY_V2 2 +#define PFKEYV2_REVISION 199806L + +struct sadb_msg { + uint8_t sadb_msg_version; + uint8_t sadb_msg_type; + uint8_t sadb_msg_errno; + uint8_t sadb_msg_satype; + uint16_t sadb_msg_len; + uint16_t sadb_msg_reserved; + uint32_t sadb_msg_seq; + uint32_t sadb_msg_pid; +} __attribute__((packed)); +/* sizeof(struct sadb_msg) == 16 */ + +struct sadb_ext { + uint16_t sadb_ext_len; + uint16_t sadb_ext_type; +} __attribute__((packed)); +/* sizeof(struct sadb_ext) == 4 */ + +struct sadb_sa { + uint16_t sadb_sa_len; + uint16_t sadb_sa_exttype; + uint32_t sadb_sa_spi; + uint8_t sadb_sa_replay; + uint8_t sadb_sa_state; + uint8_t sadb_sa_auth; + uint8_t sadb_sa_encrypt; + uint32_t sadb_sa_flags; +} __attribute__((packed)); +/* sizeof(struct sadb_sa) == 16 */ + +struct sadb_lifetime { + uint16_t sadb_lifetime_len; + uint16_t sadb_lifetime_exttype; + uint32_t sadb_lifetime_allocations; + uint64_t sadb_lifetime_bytes; + uint64_t sadb_lifetime_addtime; + uint64_t sadb_lifetime_usetime; +} __attribute__((packed)); +/* sizeof(struct sadb_lifetime) == 32 */ + +struct sadb_address { + uint16_t sadb_address_len; + uint16_t sadb_address_exttype; + uint8_t sadb_address_proto; + uint8_t sadb_address_prefixlen; + uint16_t sadb_address_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_address) == 8 */ + +struct sadb_key { + uint16_t sadb_key_len; + uint16_t sadb_key_exttype; + uint16_t sadb_key_bits; + uint16_t sadb_key_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_key) == 8 */ + +struct sadb_ident { + uint16_t sadb_ident_len; + uint16_t sadb_ident_exttype; + uint16_t sadb_ident_type; + uint16_t sadb_ident_reserved; + uint64_t sadb_ident_id; +} __attribute__((packed)); +/* sizeof(struct sadb_ident) == 16 */ + +struct sadb_sens { + uint16_t sadb_sens_len; + uint16_t sadb_sens_exttype; + uint32_t sadb_sens_dpd; + uint8_t sadb_sens_sens_level; + uint8_t sadb_sens_sens_len; + uint8_t sadb_sens_integ_level; + uint8_t sadb_sens_integ_len; + uint32_t sadb_sens_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_sens) == 16 */ + +/* followed by: + uint64_t sadb_sens_bitmap[sens_len]; + uint64_t sadb_integ_bitmap[integ_len]; */ + +struct sadb_prop { + uint16_t sadb_prop_len; + uint16_t sadb_prop_exttype; + uint8_t sadb_prop_replay; + uint8_t sadb_prop_reserved[3]; +} __attribute__((packed)); +/* sizeof(struct sadb_prop) == 8 */ + +/* followed by: + struct sadb_comb sadb_combs[(sadb_prop_len + + sizeof(uint64_t) - sizeof(struct sadb_prop)) / + sizeof(struct sadb_comb)]; */ + +struct sadb_comb { + uint8_t sadb_comb_auth; + uint8_t sadb_comb_encrypt; + uint16_t sadb_comb_flags; + uint16_t sadb_comb_auth_minbits; + uint16_t sadb_comb_auth_maxbits; + uint16_t sadb_comb_encrypt_minbits; + uint16_t sadb_comb_encrypt_maxbits; + uint32_t sadb_comb_reserved; + uint32_t sadb_comb_soft_allocations; + uint32_t sadb_comb_hard_allocations; + uint64_t sadb_comb_soft_bytes; + uint64_t sadb_comb_hard_bytes; + uint64_t sadb_comb_soft_addtime; + uint64_t sadb_comb_hard_addtime; + uint64_t sadb_comb_soft_usetime; + uint64_t sadb_comb_hard_usetime; +} __attribute__((packed)); +/* sizeof(struct sadb_comb) == 72 */ + +struct sadb_supported { + uint16_t sadb_supported_len; + uint16_t sadb_supported_exttype; + uint32_t sadb_supported_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_supported) == 8 */ + +/* followed by: + struct sadb_alg sadb_algs[(sadb_supported_len + + sizeof(uint64_t) - sizeof(struct sadb_supported)) / + sizeof(struct sadb_alg)]; */ + +struct sadb_alg { + uint8_t sadb_alg_id; + uint8_t sadb_alg_ivlen; + uint16_t sadb_alg_minbits; + uint16_t sadb_alg_maxbits; + uint16_t sadb_alg_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_alg) == 8 */ + +struct sadb_spirange { + uint16_t sadb_spirange_len; + uint16_t sadb_spirange_exttype; + uint32_t sadb_spirange_min; + uint32_t sadb_spirange_max; + uint32_t sadb_spirange_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_spirange) == 16 */ + +struct sadb_x_kmprivate { + uint16_t sadb_x_kmprivate_len; + uint16_t sadb_x_kmprivate_exttype; + u_int32_t sadb_x_kmprivate_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_x_kmprivate) == 8 */ + +struct sadb_x_sa2 { + uint16_t sadb_x_sa2_len; + uint16_t sadb_x_sa2_exttype; + uint8_t sadb_x_sa2_mode; + uint8_t sadb_x_sa2_reserved1; + uint16_t sadb_x_sa2_reserved2; + uint32_t sadb_x_sa2_sequence; + uint32_t sadb_x_sa2_reqid; +} __attribute__((packed)); +/* sizeof(struct sadb_x_sa2) == 16 */ + +struct sadb_x_policy { + uint16_t sadb_x_policy_len; + uint16_t sadb_x_policy_exttype; + uint16_t sadb_x_policy_type; + uint8_t sadb_x_policy_dir; + uint8_t sadb_x_policy_reserved; + uint32_t sadb_x_policy_id; + uint32_t sadb_x_policy_priority; +} __attribute__((packed)); +/* sizeof(struct sadb_x_policy) == 16 */ + +struct sadb_x_ipsecrequest { + uint16_t sadb_x_ipsecrequest_len; + uint16_t sadb_x_ipsecrequest_proto; + uint8_t sadb_x_ipsecrequest_mode; + uint8_t sadb_x_ipsecrequest_level; + uint16_t sadb_x_ipsecrequest_reserved1; + uint32_t sadb_x_ipsecrequest_reqid; + uint32_t sadb_x_ipsecrequest_reserved2; +} __attribute__((packed)); +/* sizeof(struct sadb_x_ipsecrequest) == 16 */ + +/* This defines the TYPE of Nat Traversal in use. Currently only one + * type of NAT-T is supported, draft-ietf-ipsec-udp-encaps-06 + */ +struct sadb_x_nat_t_type { + uint16_t sadb_x_nat_t_type_len; + uint16_t sadb_x_nat_t_type_exttype; + uint8_t sadb_x_nat_t_type_type; + uint8_t sadb_x_nat_t_type_reserved[3]; +} __attribute__((packed)); +/* sizeof(struct sadb_x_nat_t_type) == 8 */ + +/* Pass a NAT Traversal port (Source or Dest port) */ +struct sadb_x_nat_t_port { + uint16_t sadb_x_nat_t_port_len; + uint16_t sadb_x_nat_t_port_exttype; + uint16_t sadb_x_nat_t_port_port; + uint16_t sadb_x_nat_t_port_reserved; +} __attribute__((packed)); +/* sizeof(struct sadb_x_nat_t_port) == 8 */ + +/* Generic LSM security context */ +struct sadb_x_sec_ctx { + uint16_t sadb_x_sec_len; + uint16_t sadb_x_sec_exttype; + uint8_t sadb_x_ctx_alg; /* LSMs: e.g., selinux == 1 */ + uint8_t sadb_x_ctx_doi; + uint16_t sadb_x_ctx_len; +} __attribute__((packed)); +/* sizeof(struct sadb_sec_ctx) = 8 */ + +/* Message types */ +#define SADB_RESERVED 0 +#define SADB_GETSPI 1 +#define SADB_UPDATE 2 +#define SADB_ADD 3 +#define SADB_DELETE 4 +#define SADB_GET 5 +#define SADB_ACQUIRE 6 +#define SADB_REGISTER 7 +#define SADB_EXPIRE 8 +#define SADB_FLUSH 9 +#define SADB_DUMP 10 +#define SADB_X_PROMISC 11 +#define SADB_X_PCHANGE 12 +#define SADB_X_SPDUPDATE 13 +#define SADB_X_SPDADD 14 +#define SADB_X_SPDDELETE 15 +#define SADB_X_SPDGET 16 +#define SADB_X_SPDACQUIRE 17 +#define SADB_X_SPDDUMP 18 +#define SADB_X_SPDFLUSH 19 +#define SADB_X_SPDSETIDX 20 +#define SADB_X_SPDEXPIRE 21 +#define SADB_X_SPDDELETE2 22 +#define SADB_X_NAT_T_NEW_MAPPING 23 +#define SADB_MAX 23 + +/* Security Association flags */ +#define SADB_SAFLAGS_PFS 1 +#define SADB_SAFLAGS_NOPMTUDISC 0x20000000 +#define SADB_SAFLAGS_DECAP_DSCP 0x40000000 +#define SADB_SAFLAGS_NOECN 0x80000000 + +/* Security Association states */ +#define SADB_SASTATE_LARVAL 0 +#define SADB_SASTATE_MATURE 1 +#define SADB_SASTATE_DYING 2 +#define SADB_SASTATE_DEAD 3 +#define SADB_SASTATE_MAX 3 + +/* Security Association types */ +#define SADB_SATYPE_UNSPEC 0 +#define SADB_SATYPE_AH 2 +#define SADB_SATYPE_ESP 3 +#define SADB_SATYPE_RSVP 5 +#define SADB_SATYPE_OSPFV2 6 +#define SADB_SATYPE_RIPV2 7 +#define SADB_SATYPE_MIP 8 +#define SADB_X_SATYPE_IPCOMP 9 +#define SADB_SATYPE_MAX 9 + +/* Authentication algorithms */ +#define SADB_AALG_NONE 0 +#define SADB_AALG_MD5HMAC 2 +#define SADB_AALG_SHA1HMAC 3 +#define SADB_X_AALG_SHA2_256HMAC 5 +#define SADB_X_AALG_SHA2_384HMAC 6 +#define SADB_X_AALG_SHA2_512HMAC 7 +#define SADB_X_AALG_RIPEMD160HMAC 8 +#define SADB_X_AALG_NULL 251 /* kame */ +#define SADB_AALG_MAX 251 + +/* Encryption algorithms */ +#define SADB_EALG_NONE 0 +#define SADB_EALG_DESCBC 2 +#define SADB_EALG_3DESCBC 3 +#define SADB_X_EALG_CASTCBC 6 +#define SADB_X_EALG_BLOWFISHCBC 7 +#define SADB_EALG_NULL 11 +#define SADB_X_EALG_AESCBC 12 +#define SADB_EALG_MAX 253 /* last EALG */ +/* private allocations should use 249-255 (RFC2407) */ +#define SADB_X_EALG_SERPENTCBC 252 /* draft-ietf-ipsec-ciph-aes-cbc-00 */ +#define SADB_X_EALG_TWOFISHCBC 253 /* draft-ietf-ipsec-ciph-aes-cbc-00 */ + +/* Compression algorithms */ +#define SADB_X_CALG_NONE 0 +#define SADB_X_CALG_OUI 1 +#define SADB_X_CALG_DEFLATE 2 +#define SADB_X_CALG_LZS 3 +#define SADB_X_CALG_LZJH 4 +#define SADB_X_CALG_MAX 4 + +/* Extension Header values */ +#define SADB_EXT_RESERVED 0 +#define SADB_EXT_SA 1 +#define SADB_EXT_LIFETIME_CURRENT 2 +#define SADB_EXT_LIFETIME_HARD 3 +#define SADB_EXT_LIFETIME_SOFT 4 +#define SADB_EXT_ADDRESS_SRC 5 +#define SADB_EXT_ADDRESS_DST 6 +#define SADB_EXT_ADDRESS_PROXY 7 +#define SADB_EXT_KEY_AUTH 8 +#define SADB_EXT_KEY_ENCRYPT 9 +#define SADB_EXT_IDENTITY_SRC 10 +#define SADB_EXT_IDENTITY_DST 11 +#define SADB_EXT_SENSITIVITY 12 +#define SADB_EXT_PROPOSAL 13 +#define SADB_EXT_SUPPORTED_AUTH 14 +#define SADB_EXT_SUPPORTED_ENCRYPT 15 +#define SADB_EXT_SPIRANGE 16 +#define SADB_X_EXT_KMPRIVATE 17 +#define SADB_X_EXT_POLICY 18 +#define SADB_X_EXT_SA2 19 +/* The next four entries are for setting up NAT Traversal */ +#define SADB_X_EXT_NAT_T_TYPE 20 +#define SADB_X_EXT_NAT_T_SPORT 21 +#define SADB_X_EXT_NAT_T_DPORT 22 +#define SADB_X_EXT_NAT_T_OA 23 +#define SADB_X_EXT_SEC_CTX 24 +#define SADB_EXT_MAX 24 + +/* Identity Extension values */ +#define SADB_IDENTTYPE_RESERVED 0 +#define SADB_IDENTTYPE_PREFIX 1 +#define SADB_IDENTTYPE_FQDN 2 +#define SADB_IDENTTYPE_USERFQDN 3 +#define SADB_IDENTTYPE_MAX 3 + +#endif /* !(_LINUX_PFKEY2_H) */ diff --git a/src/include/linux/rtnetlink.h b/src/include/linux/rtnetlink.h new file mode 100644 index 000000000..56bf7b01c --- /dev/null +++ b/src/include/linux/rtnetlink.h @@ -0,0 +1,1072 @@ +#ifndef __LINUX_RTNETLINK_H +#define __LINUX_RTNETLINK_H + +#include "netlink.h" + +/**** + * Routing/neighbour discovery messages. + ****/ + +/* Types of messages */ + +enum { + RTM_BASE = 16, +#define RTM_BASE RTM_BASE + + RTM_NEWLINK = 16, +#define RTM_NEWLINK RTM_NEWLINK + RTM_DELLINK, +#define RTM_DELLINK RTM_DELLINK + RTM_GETLINK, +#define RTM_GETLINK RTM_GETLINK + RTM_SETLINK, +#define RTM_SETLINK RTM_SETLINK + + RTM_NEWADDR = 20, +#define RTM_NEWADDR RTM_NEWADDR + RTM_DELADDR, +#define RTM_DELADDR RTM_DELADDR + RTM_GETADDR, +#define RTM_GETADDR RTM_GETADDR + + RTM_NEWROUTE = 24, +#define RTM_NEWROUTE RTM_NEWROUTE + RTM_DELROUTE, +#define RTM_DELROUTE RTM_DELROUTE + RTM_GETROUTE, +#define RTM_GETROUTE RTM_GETROUTE + + RTM_NEWNEIGH = 28, +#define RTM_NEWNEIGH RTM_NEWNEIGH + RTM_DELNEIGH, +#define RTM_DELNEIGH RTM_DELNEIGH + RTM_GETNEIGH, +#define RTM_GETNEIGH RTM_GETNEIGH + + RTM_NEWRULE = 32, +#define RTM_NEWRULE RTM_NEWRULE + RTM_DELRULE, +#define RTM_DELRULE RTM_DELRULE + RTM_GETRULE, +#define RTM_GETRULE RTM_GETRULE + + RTM_NEWQDISC = 36, +#define RTM_NEWQDISC RTM_NEWQDISC + RTM_DELQDISC, +#define RTM_DELQDISC RTM_DELQDISC + RTM_GETQDISC, +#define RTM_GETQDISC RTM_GETQDISC + + RTM_NEWTCLASS = 40, +#define RTM_NEWTCLASS RTM_NEWTCLASS + RTM_DELTCLASS, +#define RTM_DELTCLASS RTM_DELTCLASS + RTM_GETTCLASS, +#define RTM_GETTCLASS RTM_GETTCLASS + + RTM_NEWTFILTER = 44, +#define RTM_NEWTFILTER RTM_NEWTFILTER + RTM_DELTFILTER, +#define RTM_DELTFILTER RTM_DELTFILTER + RTM_GETTFILTER, +#define RTM_GETTFILTER RTM_GETTFILTER + + RTM_NEWACTION = 48, +#define RTM_NEWACTION RTM_NEWACTION + RTM_DELACTION, +#define RTM_DELACTION RTM_DELACTION + RTM_GETACTION, +#define RTM_GETACTION RTM_GETACTION + + RTM_NEWPREFIX = 52, +#define RTM_NEWPREFIX RTM_NEWPREFIX + RTM_GETPREFIX = 54, +#define RTM_GETPREFIX RTM_GETPREFIX + + RTM_GETMULTICAST = 58, +#define RTM_GETMULTICAST RTM_GETMULTICAST + + RTM_GETANYCAST = 62, +#define RTM_GETANYCAST RTM_GETANYCAST + + RTM_NEWNEIGHTBL = 64, +#define RTM_NEWNEIGHTBL RTM_NEWNEIGHTBL + RTM_GETNEIGHTBL = 66, +#define RTM_GETNEIGHTBL RTM_GETNEIGHTBL + RTM_SETNEIGHTBL, +#define RTM_SETNEIGHTBL RTM_SETNEIGHTBL + + __RTM_MAX, +#define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) +}; + +#define RTM_NR_MSGTYPES (RTM_MAX + 1 - RTM_BASE) +#define RTM_NR_FAMILIES (RTM_NR_MSGTYPES >> 2) +#define RTM_FAM(cmd) (((cmd) - RTM_BASE) >> 2) + +/* + Generic structure for encapsulation of optional route information. + It is reminiscent of sockaddr, but with sa_family replaced + with attribute type. + */ + +struct rtattr +{ + unsigned short rta_len; + unsigned short rta_type; +}; + +/* Macros to handle rtattributes */ + +#define RTA_ALIGNTO 4 +#define RTA_ALIGN(len) ( ((len)+RTA_ALIGNTO-1) & ~(RTA_ALIGNTO-1) ) +#define RTA_OK(rta,len) ((len) >= (int)sizeof(struct rtattr) && \ + (rta)->rta_len >= sizeof(struct rtattr) && \ + (rta)->rta_len <= (len)) +#define RTA_NEXT(rta,attrlen) ((attrlen) -= RTA_ALIGN((rta)->rta_len), \ + (struct rtattr*)(((char*)(rta)) + RTA_ALIGN((rta)->rta_len))) +#define RTA_LENGTH(len) (RTA_ALIGN(sizeof(struct rtattr)) + (len)) +#define RTA_SPACE(len) RTA_ALIGN(RTA_LENGTH(len)) +#define RTA_DATA(rta) ((void*)(((char*)(rta)) + RTA_LENGTH(0))) +#define RTA_PAYLOAD(rta) ((int)((rta)->rta_len) - RTA_LENGTH(0)) + + + + +/****************************************************************************** + * Definitions used in routing table administration. + ****/ + +struct rtmsg +{ + unsigned char rtm_family; + unsigned char rtm_dst_len; + unsigned char rtm_src_len; + unsigned char rtm_tos; + + unsigned char rtm_table; /* Routing table id */ + unsigned char rtm_protocol; /* Routing protocol; see below */ + unsigned char rtm_scope; /* See below */ + unsigned char rtm_type; /* See below */ + + unsigned rtm_flags; +}; + +/* rtm_type */ + +enum +{ + RTN_UNSPEC, + RTN_UNICAST, /* Gateway or direct route */ + RTN_LOCAL, /* Accept locally */ + RTN_BROADCAST, /* Accept locally as broadcast, + send as broadcast */ + RTN_ANYCAST, /* Accept locally as broadcast, + but send as unicast */ + RTN_MULTICAST, /* Multicast route */ + RTN_BLACKHOLE, /* Drop */ + RTN_UNREACHABLE, /* Destination is unreachable */ + RTN_PROHIBIT, /* Administratively prohibited */ + RTN_THROW, /* Not in this table */ + RTN_NAT, /* Translate this address */ + RTN_XRESOLVE, /* Use external resolver */ + __RTN_MAX +}; + +#define RTN_MAX (__RTN_MAX - 1) + + +/* rtm_protocol */ + +#define RTPROT_UNSPEC 0 +#define RTPROT_REDIRECT 1 /* Route installed by ICMP redirects; + not used by current IPv4 */ +#define RTPROT_KERNEL 2 /* Route installed by kernel */ +#define RTPROT_BOOT 3 /* Route installed during boot */ +#define RTPROT_STATIC 4 /* Route installed by administrator */ + +/* Values of protocol >= RTPROT_STATIC are not interpreted by kernel; + they are just passed from user and back as is. + It will be used by hypothetical multiple routing daemons. + Note that protocol values should be standardized in order to + avoid conflicts. + */ + +#define RTPROT_GATED 8 /* Apparently, GateD */ +#define RTPROT_RA 9 /* RDISC/ND router advertisements */ +#define RTPROT_MRT 10 /* Merit MRT */ +#define RTPROT_ZEBRA 11 /* Zebra */ +#define RTPROT_BIRD 12 /* BIRD */ +#define RTPROT_DNROUTED 13 /* DECnet routing daemon */ +#define RTPROT_XORP 14 /* XORP */ +#define RTPROT_NTK 15 /* Netsukuku */ + +/* rtm_scope + + Really it is not scope, but sort of distance to the destination. + NOWHERE are reserved for not existing destinations, HOST is our + local addresses, LINK are destinations, located on directly attached + link and UNIVERSE is everywhere in the Universe. + + Intermediate values are also possible f.e. interior routes + could be assigned a value between UNIVERSE and LINK. +*/ + +enum rt_scope_t +{ + RT_SCOPE_UNIVERSE=0, +/* User defined values */ + RT_SCOPE_SITE=200, + RT_SCOPE_LINK=253, + RT_SCOPE_HOST=254, + RT_SCOPE_NOWHERE=255 +}; + +/* rtm_flags */ + +#define RTM_F_NOTIFY 0x100 /* Notify user of route change */ +#define RTM_F_CLONED 0x200 /* This route is cloned */ +#define RTM_F_EQUALIZE 0x400 /* Multipath equalizer: NI */ +#define RTM_F_PREFIX 0x800 /* Prefix addresses */ + +/* Reserved table identifiers */ + +enum rt_class_t +{ + RT_TABLE_UNSPEC=0, +/* User defined values */ + RT_TABLE_DEFAULT=253, + RT_TABLE_MAIN=254, + RT_TABLE_LOCAL=255, + __RT_TABLE_MAX +}; +#define RT_TABLE_MAX (__RT_TABLE_MAX - 1) + + + +/* Routing message attributes */ + +enum rtattr_type_t +{ + RTA_UNSPEC, + RTA_DST, + RTA_SRC, + RTA_IIF, + RTA_OIF, + RTA_GATEWAY, + RTA_PRIORITY, + RTA_PREFSRC, + RTA_METRICS, + RTA_MULTIPATH, + RTA_PROTOINFO, + RTA_FLOW, + RTA_CACHEINFO, + RTA_SESSION, + RTA_MP_ALGO, + __RTA_MAX +}; + +#define RTA_MAX (__RTA_MAX - 1) + +#define RTM_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct rtmsg)))) +#define RTM_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct rtmsg)) + +/* RTM_MULTIPATH --- array of struct rtnexthop. + * + * "struct rtnexthop" describes all necessary nexthop information, + * i.e. parameters of path to a destination via this nexthop. + * + * At the moment it is impossible to set different prefsrc, mtu, window + * and rtt for different paths from multipath. + */ + +struct rtnexthop +{ + unsigned short rtnh_len; + unsigned char rtnh_flags; + unsigned char rtnh_hops; + int rtnh_ifindex; +}; + +/* rtnh_flags */ + +#define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */ +#define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */ +#define RTNH_F_ONLINK 4 /* Gateway is forced on link */ + +/* Macros to handle hexthops */ + +#define RTNH_ALIGNTO 4 +#define RTNH_ALIGN(len) ( ((len)+RTNH_ALIGNTO-1) & ~(RTNH_ALIGNTO-1) ) +#define RTNH_OK(rtnh,len) ((rtnh)->rtnh_len >= sizeof(struct rtnexthop) && \ + ((int)(rtnh)->rtnh_len) <= (len)) +#define RTNH_NEXT(rtnh) ((struct rtnexthop*)(((char*)(rtnh)) + RTNH_ALIGN((rtnh)->rtnh_len))) +#define RTNH_LENGTH(len) (RTNH_ALIGN(sizeof(struct rtnexthop)) + (len)) +#define RTNH_SPACE(len) RTNH_ALIGN(RTNH_LENGTH(len)) +#define RTNH_DATA(rtnh) ((struct rtattr*)(((char*)(rtnh)) + RTNH_LENGTH(0))) + +/* RTM_CACHEINFO */ + +struct rta_cacheinfo +{ + __u32 rta_clntref; + __u32 rta_lastuse; + __s32 rta_expires; + __u32 rta_error; + __u32 rta_used; + +#define RTNETLINK_HAVE_PEERINFO 1 + __u32 rta_id; + __u32 rta_ts; + __u32 rta_tsage; +}; + +/* RTM_METRICS --- array of struct rtattr with types of RTAX_* */ + +enum +{ + RTAX_UNSPEC, +#define RTAX_UNSPEC RTAX_UNSPEC + RTAX_LOCK, +#define RTAX_LOCK RTAX_LOCK + RTAX_MTU, +#define RTAX_MTU RTAX_MTU + RTAX_WINDOW, +#define RTAX_WINDOW RTAX_WINDOW + RTAX_RTT, +#define RTAX_RTT RTAX_RTT + RTAX_RTTVAR, +#define RTAX_RTTVAR RTAX_RTTVAR + RTAX_SSTHRESH, +#define RTAX_SSTHRESH RTAX_SSTHRESH + RTAX_CWND, +#define RTAX_CWND RTAX_CWND + RTAX_ADVMSS, +#define RTAX_ADVMSS RTAX_ADVMSS + RTAX_REORDERING, +#define RTAX_REORDERING RTAX_REORDERING + RTAX_HOPLIMIT, +#define RTAX_HOPLIMIT RTAX_HOPLIMIT + RTAX_INITCWND, +#define RTAX_INITCWND RTAX_INITCWND + RTAX_FEATURES, +#define RTAX_FEATURES RTAX_FEATURES + __RTAX_MAX +}; + +#define RTAX_MAX (__RTAX_MAX - 1) + +#define RTAX_FEATURE_ECN 0x00000001 +#define RTAX_FEATURE_SACK 0x00000002 +#define RTAX_FEATURE_TIMESTAMP 0x00000004 +#define RTAX_FEATURE_ALLFRAG 0x00000008 + +struct rta_session +{ + __u8 proto; + __u8 pad1; + __u16 pad2; + + union { + struct { + __u16 sport; + __u16 dport; + } ports; + + struct { + __u8 type; + __u8 code; + __u16 ident; + } icmpt; + + __u32 spi; + } u; +}; + + +/********************************************************* + * Interface address. + ****/ + +struct ifaddrmsg +{ + unsigned char ifa_family; + unsigned char ifa_prefixlen; /* The prefix length */ + unsigned char ifa_flags; /* Flags */ + unsigned char ifa_scope; /* See above */ + int ifa_index; /* Link index */ +}; + +enum +{ + IFA_UNSPEC, + IFA_ADDRESS, + IFA_LOCAL, + IFA_LABEL, + IFA_BROADCAST, + IFA_ANYCAST, + IFA_CACHEINFO, + IFA_MULTICAST, + __IFA_MAX +}; + +#define IFA_MAX (__IFA_MAX - 1) + +/* ifa_flags */ + +#define IFA_F_SECONDARY 0x01 +#define IFA_F_TEMPORARY IFA_F_SECONDARY + +#define IFA_F_DEPRECATED 0x20 +#define IFA_F_TENTATIVE 0x40 +#define IFA_F_PERMANENT 0x80 + +struct ifa_cacheinfo +{ + __u32 ifa_prefered; + __u32 ifa_valid; + __u32 cstamp; /* created timestamp, hundredths of seconds */ + __u32 tstamp; /* updated timestamp, hundredths of seconds */ +}; + + +#define IFA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifaddrmsg)))) +#define IFA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifaddrmsg)) + +/* + Important comment: + IFA_ADDRESS is prefix address, rather than local interface address. + It makes no difference for normally configured broadcast interfaces, + but for point-to-point IFA_ADDRESS is DESTINATION address, + local address is supplied in IFA_LOCAL attribute. + */ + +/************************************************************** + * Neighbour discovery. + ****/ + +struct ndmsg +{ + unsigned char ndm_family; + unsigned char ndm_pad1; + unsigned short ndm_pad2; + int ndm_ifindex; /* Link index */ + __u16 ndm_state; + __u8 ndm_flags; + __u8 ndm_type; +}; + +enum +{ + NDA_UNSPEC, + NDA_DST, + NDA_LLADDR, + NDA_CACHEINFO, + NDA_PROBES, + __NDA_MAX +}; + +#define NDA_MAX (__NDA_MAX - 1) + +#define NDA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ndmsg)))) +#define NDA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ndmsg)) + +/* + * Neighbor Cache Entry Flags + */ + +#define NTF_PROXY 0x08 /* == ATF_PUBL */ +#define NTF_ROUTER 0x80 + +/* + * Neighbor Cache Entry States. + */ + +#define NUD_INCOMPLETE 0x01 +#define NUD_REACHABLE 0x02 +#define NUD_STALE 0x04 +#define NUD_DELAY 0x08 +#define NUD_PROBE 0x10 +#define NUD_FAILED 0x20 + +/* Dummy states */ +#define NUD_NOARP 0x40 +#define NUD_PERMANENT 0x80 +#define NUD_NONE 0x00 + + +struct nda_cacheinfo +{ + __u32 ndm_confirmed; + __u32 ndm_used; + __u32 ndm_updated; + __u32 ndm_refcnt; +}; + + +/***************************************************************** + * Neighbour tables specific messages. + * + * To retrieve the neighbour tables send RTM_GETNEIGHTBL with the + * NLM_F_DUMP flag set. Every neighbour table configuration is + * spread over multiple messages to avoid running into message + * size limits on systems with many interfaces. The first message + * in the sequence transports all not device specific data such as + * statistics, configuration, and the default parameter set. + * This message is followed by 0..n messages carrying device + * specific parameter sets. + * Although the ordering should be sufficient, NDTA_NAME can be + * used to identify sequences. The initial message can be identified + * by checking for NDTA_CONFIG. The device specific messages do + * not contain this TLV but have NDTPA_IFINDEX set to the + * corresponding interface index. + * + * To change neighbour table attributes, send RTM_SETNEIGHTBL + * with NDTA_NAME set. Changeable attribute include NDTA_THRESH[1-3], + * NDTA_GC_INTERVAL, and all TLVs in NDTA_PARMS unless marked + * otherwise. Device specific parameter sets can be changed by + * setting NDTPA_IFINDEX to the interface index of the corresponding + * device. + ****/ + +struct ndt_stats +{ + __u64 ndts_allocs; + __u64 ndts_destroys; + __u64 ndts_hash_grows; + __u64 ndts_res_failed; + __u64 ndts_lookups; + __u64 ndts_hits; + __u64 ndts_rcv_probes_mcast; + __u64 ndts_rcv_probes_ucast; + __u64 ndts_periodic_gc_runs; + __u64 ndts_forced_gc_runs; +}; + +enum { + NDTPA_UNSPEC, + NDTPA_IFINDEX, /* __u32, unchangeable */ + NDTPA_REFCNT, /* __u32, read-only */ + NDTPA_REACHABLE_TIME, /* __u64, read-only, msecs */ + NDTPA_BASE_REACHABLE_TIME, /* __u64, msecs */ + NDTPA_RETRANS_TIME, /* __u64, msecs */ + NDTPA_GC_STALETIME, /* __u64, msecs */ + NDTPA_DELAY_PROBE_TIME, /* __u64, msecs */ + NDTPA_QUEUE_LEN, /* __u32 */ + NDTPA_APP_PROBES, /* __u32 */ + NDTPA_UCAST_PROBES, /* __u32 */ + NDTPA_MCAST_PROBES, /* __u32 */ + NDTPA_ANYCAST_DELAY, /* __u64, msecs */ + NDTPA_PROXY_DELAY, /* __u64, msecs */ + NDTPA_PROXY_QLEN, /* __u32 */ + NDTPA_LOCKTIME, /* __u64, msecs */ + __NDTPA_MAX +}; +#define NDTPA_MAX (__NDTPA_MAX - 1) + +struct ndtmsg +{ + __u8 ndtm_family; + __u8 ndtm_pad1; + __u16 ndtm_pad2; +}; + +struct ndt_config +{ + __u16 ndtc_key_len; + __u16 ndtc_entry_size; + __u32 ndtc_entries; + __u32 ndtc_last_flush; /* delta to now in msecs */ + __u32 ndtc_last_rand; /* delta to now in msecs */ + __u32 ndtc_hash_rnd; + __u32 ndtc_hash_mask; + __u32 ndtc_hash_chain_gc; + __u32 ndtc_proxy_qlen; +}; + +enum { + NDTA_UNSPEC, + NDTA_NAME, /* char *, unchangeable */ + NDTA_THRESH1, /* __u32 */ + NDTA_THRESH2, /* __u32 */ + NDTA_THRESH3, /* __u32 */ + NDTA_CONFIG, /* struct ndt_config, read-only */ + NDTA_PARMS, /* nested TLV NDTPA_* */ + NDTA_STATS, /* struct ndt_stats, read-only */ + NDTA_GC_INTERVAL, /* __u64, msecs */ + __NDTA_MAX +}; +#define NDTA_MAX (__NDTA_MAX - 1) + +#define NDTA_RTA(r) ((struct rtattr*)(((char*)(r)) + \ + NLMSG_ALIGN(sizeof(struct ndtmsg)))) +#define NDTA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ndtmsg)) + + +/**** + * General form of address family dependent message. + ****/ + +struct rtgenmsg +{ + unsigned char rtgen_family; +}; + +/***************************************************************** + * Link layer specific messages. + ****/ + +/* struct ifinfomsg + * passes link level specific information, not dependent + * on network protocol. + */ + +struct ifinfomsg +{ + unsigned char ifi_family; + unsigned char __ifi_pad; + unsigned short ifi_type; /* ARPHRD_* */ + int ifi_index; /* Link index */ + unsigned ifi_flags; /* IFF_* flags */ + unsigned ifi_change; /* IFF_* change mask */ +}; + +/******************************************************************** + * prefix information + ****/ + +struct prefixmsg +{ + unsigned char prefix_family; + unsigned char prefix_pad1; + unsigned short prefix_pad2; + int prefix_ifindex; + unsigned char prefix_type; + unsigned char prefix_len; + unsigned char prefix_flags; + unsigned char prefix_pad3; +}; + +enum +{ + PREFIX_UNSPEC, + PREFIX_ADDRESS, + PREFIX_CACHEINFO, + __PREFIX_MAX +}; + +#define PREFIX_MAX (__PREFIX_MAX - 1) + +struct prefix_cacheinfo +{ + __u32 preferred_time; + __u32 valid_time; +}; + +/* The struct should be in sync with struct net_device_stats */ +struct rtnl_link_stats +{ + __u32 rx_packets; /* total packets received */ + __u32 tx_packets; /* total packets transmitted */ + __u32 rx_bytes; /* total bytes received */ + __u32 tx_bytes; /* total bytes transmitted */ + __u32 rx_errors; /* bad packets received */ + __u32 tx_errors; /* packet transmit problems */ + __u32 rx_dropped; /* no space in linux buffers */ + __u32 tx_dropped; /* no space available in linux */ + __u32 multicast; /* multicast packets received */ + __u32 collisions; + + /* detailed rx_errors: */ + __u32 rx_length_errors; + __u32 rx_over_errors; /* receiver ring buff overflow */ + __u32 rx_crc_errors; /* recved pkt with crc error */ + __u32 rx_frame_errors; /* recv'd frame alignment error */ + __u32 rx_fifo_errors; /* recv'r fifo overrun */ + __u32 rx_missed_errors; /* receiver missed packet */ + + /* detailed tx_errors */ + __u32 tx_aborted_errors; + __u32 tx_carrier_errors; + __u32 tx_fifo_errors; + __u32 tx_heartbeat_errors; + __u32 tx_window_errors; + + /* for cslip etc */ + __u32 rx_compressed; + __u32 tx_compressed; +}; + +/* The struct should be in sync with struct ifmap */ +struct rtnl_link_ifmap +{ + __u64 mem_start; + __u64 mem_end; + __u64 base_addr; + __u16 irq; + __u8 dma; + __u8 port; +}; + +enum +{ + IFLA_UNSPEC, + IFLA_ADDRESS, + IFLA_BROADCAST, + IFLA_IFNAME, + IFLA_MTU, + IFLA_LINK, + IFLA_QDISC, + IFLA_STATS, + IFLA_COST, +#define IFLA_COST IFLA_COST + IFLA_PRIORITY, +#define IFLA_PRIORITY IFLA_PRIORITY + IFLA_MASTER, +#define IFLA_MASTER IFLA_MASTER + IFLA_WIRELESS, /* Wireless Extension event - see wireless.h */ +#define IFLA_WIRELESS IFLA_WIRELESS + IFLA_PROTINFO, /* Protocol specific information for a link */ +#define IFLA_PROTINFO IFLA_PROTINFO + IFLA_TXQLEN, +#define IFLA_TXQLEN IFLA_TXQLEN + IFLA_MAP, +#define IFLA_MAP IFLA_MAP + IFLA_WEIGHT, +#define IFLA_WEIGHT IFLA_WEIGHT + IFLA_OPERSTATE, + IFLA_LINKMODE, + __IFLA_MAX +}; + + +#define IFLA_MAX (__IFLA_MAX - 1) + +#define IFLA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg)))) +#define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg)) + +/* ifi_flags. + + IFF_* flags. + + The only change is: + IFF_LOOPBACK, IFF_BROADCAST and IFF_POINTOPOINT are + more not changeable by user. They describe link media + characteristics and set by device driver. + + Comments: + - Combination IFF_BROADCAST|IFF_POINTOPOINT is invalid + - If neither of these three flags are set; + the interface is NBMA. + + - IFF_MULTICAST does not mean anything special: + multicasts can be used on all not-NBMA links. + IFF_MULTICAST means that this media uses special encapsulation + for multicast frames. Apparently, all IFF_POINTOPOINT and + IFF_BROADCAST devices are able to use multicasts too. + */ + +/* IFLA_LINK. + For usual devices it is equal ifi_index. + If it is a "virtual interface" (f.e. tunnel), ifi_link + can point to real physical interface (f.e. for bandwidth calculations), + or maybe 0, what means, that real media is unknown (usual + for IPIP tunnels, when route to endpoint is allowed to change) + */ + +/* Subtype attributes for IFLA_PROTINFO */ +enum +{ + IFLA_INET6_UNSPEC, + IFLA_INET6_FLAGS, /* link flags */ + IFLA_INET6_CONF, /* sysctl parameters */ + IFLA_INET6_STATS, /* statistics */ + IFLA_INET6_MCAST, /* MC things. What of them? */ + IFLA_INET6_CACHEINFO, /* time values and max reasm size */ + __IFLA_INET6_MAX +}; + +#define IFLA_INET6_MAX (__IFLA_INET6_MAX - 1) + +struct ifla_cacheinfo +{ + __u32 max_reasm_len; + __u32 tstamp; /* ipv6InterfaceTable updated timestamp */ + __u32 reachable_time; + __u32 retrans_time; +}; + +/***************************************************************** + * Traffic control messages. + ****/ + +struct tcmsg +{ + unsigned char tcm_family; + unsigned char tcm__pad1; + unsigned short tcm__pad2; + int tcm_ifindex; + __u32 tcm_handle; + __u32 tcm_parent; + __u32 tcm_info; +}; + +enum +{ + TCA_UNSPEC, + TCA_KIND, + TCA_OPTIONS, + TCA_STATS, + TCA_XSTATS, + TCA_RATE, + TCA_FCNT, + TCA_STATS2, + __TCA_MAX +}; + +#define TCA_MAX (__TCA_MAX - 1) + +#define TCA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcmsg)))) +#define TCA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcmsg)) + +#ifndef __KERNEL__ +/* RTnetlink multicast groups - backwards compatibility for userspace */ +#define RTMGRP_LINK 1 +#define RTMGRP_NOTIFY 2 +#define RTMGRP_NEIGH 4 +#define RTMGRP_TC 8 + +#define RTMGRP_IPV4_IFADDR 0x10 +#define RTMGRP_IPV4_MROUTE 0x20 +#define RTMGRP_IPV4_ROUTE 0x40 +#define RTMGRP_IPV4_RULE 0x80 + +#define RTMGRP_IPV6_IFADDR 0x100 +#define RTMGRP_IPV6_MROUTE 0x200 +#define RTMGRP_IPV6_ROUTE 0x400 +#define RTMGRP_IPV6_IFINFO 0x800 + +#define RTMGRP_DECnet_IFADDR 0x1000 +#define RTMGRP_DECnet_ROUTE 0x4000 + +#define RTMGRP_IPV6_PREFIX 0x20000 +#endif + +/* RTnetlink multicast groups */ +enum rtnetlink_groups { + RTNLGRP_NONE, +#define RTNLGRP_NONE RTNLGRP_NONE + RTNLGRP_LINK, +#define RTNLGRP_LINK RTNLGRP_LINK + RTNLGRP_NOTIFY, +#define RTNLGRP_NOTIFY RTNLGRP_NOTIFY + RTNLGRP_NEIGH, +#define RTNLGRP_NEIGH RTNLGRP_NEIGH + RTNLGRP_TC, +#define RTNLGRP_TC RTNLGRP_TC + RTNLGRP_IPV4_IFADDR, +#define RTNLGRP_IPV4_IFADDR RTNLGRP_IPV4_IFADDR + RTNLGRP_IPV4_MROUTE, +#define RTNLGRP_IPV4_MROUTE RTNLGRP_IPV4_MROUTE + RTNLGRP_IPV4_ROUTE, +#define RTNLGRP_IPV4_ROUTE RTNLGRP_IPV4_ROUTE + RTNLGRP_IPV4_RULE, +#define RTNLGRP_IPV4_RULE RTNLGRP_IPV4_RULE + RTNLGRP_IPV6_IFADDR, +#define RTNLGRP_IPV6_IFADDR RTNLGRP_IPV6_IFADDR + RTNLGRP_IPV6_MROUTE, +#define RTNLGRP_IPV6_MROUTE RTNLGRP_IPV6_MROUTE + RTNLGRP_IPV6_ROUTE, +#define RTNLGRP_IPV6_ROUTE RTNLGRP_IPV6_ROUTE + RTNLGRP_IPV6_IFINFO, +#define RTNLGRP_IPV6_IFINFO RTNLGRP_IPV6_IFINFO + RTNLGRP_DECnet_IFADDR, +#define RTNLGRP_DECnet_IFADDR RTNLGRP_DECnet_IFADDR + RTNLGRP_NOP2, + RTNLGRP_DECnet_ROUTE, +#define RTNLGRP_DECnet_ROUTE RTNLGRP_DECnet_ROUTE + RTNLGRP_NOP3, + RTNLGRP_NOP4, + RTNLGRP_IPV6_PREFIX, +#define RTNLGRP_IPV6_PREFIX RTNLGRP_IPV6_PREFIX + __RTNLGRP_MAX +}; +#define RTNLGRP_MAX (__RTNLGRP_MAX - 1) + +/* TC action piece */ +struct tcamsg +{ + unsigned char tca_family; + unsigned char tca__pad1; + unsigned short tca__pad2; +}; +#define TA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct tcamsg)))) +#define TA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct tcamsg)) +#define TCA_ACT_TAB 1 /* attr type must be >=1 */ +#define TCAA_MAX 1 + +/* End of information exported to user level */ + +#ifdef __KERNEL__ + +#include <linux/config.h> +#include <linux/mutex.h> + +extern size_t rtattr_strlcpy(char *dest, const struct rtattr *rta, size_t size); +static __inline__ int rtattr_strcmp(const struct rtattr *rta, const char *str) +{ + int len = strlen(str) + 1; + return len > rta->rta_len || memcmp(RTA_DATA(rta), str, len); +} + +extern int rtattr_parse(struct rtattr *tb[], int maxattr, struct rtattr *rta, int len); + +#define rtattr_parse_nested(tb, max, rta) \ + rtattr_parse((tb), (max), RTA_DATA((rta)), RTA_PAYLOAD((rta))) + +extern struct sock *rtnl; + +struct rtnetlink_link +{ + int (*doit)(struct sk_buff *, struct nlmsghdr*, void *attr); + int (*dumpit)(struct sk_buff *, struct netlink_callback *cb); +}; + +extern struct rtnetlink_link * rtnetlink_links[NPROTO]; +extern int rtnetlink_send(struct sk_buff *skb, __u32 pid, __u32 group, int echo); +extern int rtnetlink_put_metrics(struct sk_buff *skb, __u32 *metrics); + +extern void __rta_fill(struct sk_buff *skb, int attrtype, int attrlen, const void *data); + +#define RTA_PUT(skb, attrtype, attrlen, data) \ +({ if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \ + goto rtattr_failure; \ + __rta_fill(skb, attrtype, attrlen, data); }) + +#define RTA_APPEND(skb, attrlen, data) \ +({ if (unlikely(skb_tailroom(skb) < (int)(attrlen))) \ + goto rtattr_failure; \ + memcpy(skb_put(skb, attrlen), data, attrlen); }) + +#define RTA_PUT_NOHDR(skb, attrlen, data) \ +({ RTA_APPEND(skb, RTA_ALIGN(attrlen), data); \ + memset(skb->tail - (RTA_ALIGN(attrlen) - attrlen), 0, \ + RTA_ALIGN(attrlen) - attrlen); }) + +#define RTA_PUT_U8(skb, attrtype, value) \ +({ __u8 _tmp = (value); \ + RTA_PUT(skb, attrtype, sizeof(__u8), &_tmp); }) + +#define RTA_PUT_U16(skb, attrtype, value) \ +({ __u16 _tmp = (value); \ + RTA_PUT(skb, attrtype, sizeof(__u16), &_tmp); }) + +#define RTA_PUT_U32(skb, attrtype, value) \ +({ __u32 _tmp = (value); \ + RTA_PUT(skb, attrtype, sizeof(__u32), &_tmp); }) + +#define RTA_PUT_U64(skb, attrtype, value) \ +({ __u64 _tmp = (value); \ + RTA_PUT(skb, attrtype, sizeof(__u64), &_tmp); }) + +#define RTA_PUT_SECS(skb, attrtype, value) \ + RTA_PUT_U64(skb, attrtype, (value) / HZ) + +#define RTA_PUT_MSECS(skb, attrtype, value) \ + RTA_PUT_U64(skb, attrtype, jiffies_to_msecs(value)) + +#define RTA_PUT_STRING(skb, attrtype, value) \ + RTA_PUT(skb, attrtype, strlen(value) + 1, value) + +#define RTA_PUT_FLAG(skb, attrtype) \ + RTA_PUT(skb, attrtype, 0, NULL); + +#define RTA_NEST(skb, type) \ +({ struct rtattr *__start = (struct rtattr *) (skb)->tail; \ + RTA_PUT(skb, type, 0, NULL); \ + __start; }) + +#define RTA_NEST_END(skb, start) \ +({ (start)->rta_len = ((skb)->tail - (unsigned char *) (start)); \ + (skb)->len; }) + +#define RTA_NEST_CANCEL(skb, start) \ +({ if (start) \ + skb_trim(skb, (unsigned char *) (start) - (skb)->data); \ + -1; }) + +#define RTA_GET_U8(rta) \ +({ if (!rta || RTA_PAYLOAD(rta) < sizeof(__u8)) \ + goto rtattr_failure; \ + *(__u8 *) RTA_DATA(rta); }) + +#define RTA_GET_U16(rta) \ +({ if (!rta || RTA_PAYLOAD(rta) < sizeof(__u16)) \ + goto rtattr_failure; \ + *(__u16 *) RTA_DATA(rta); }) + +#define RTA_GET_U32(rta) \ +({ if (!rta || RTA_PAYLOAD(rta) < sizeof(__u32)) \ + goto rtattr_failure; \ + *(__u32 *) RTA_DATA(rta); }) + +#define RTA_GET_U64(rta) \ +({ __u64 _tmp; \ + if (!rta || RTA_PAYLOAD(rta) < sizeof(__u64)) \ + goto rtattr_failure; \ + memcpy(&_tmp, RTA_DATA(rta), sizeof(_tmp)); \ + _tmp; }) + +#define RTA_GET_FLAG(rta) (!!(rta)) + +#define RTA_GET_SECS(rta) ((unsigned long) RTA_GET_U64(rta) * HZ) +#define RTA_GET_MSECS(rta) (msecs_to_jiffies((unsigned long) RTA_GET_U64(rta))) + +static __inline__ struct rtattr * +__rta_reserve(struct sk_buff *skb, int attrtype, int attrlen) +{ + struct rtattr *rta; + int size = RTA_LENGTH(attrlen); + + rta = (struct rtattr*)skb_put(skb, RTA_ALIGN(size)); + rta->rta_type = attrtype; + rta->rta_len = size; + memset(RTA_DATA(rta) + attrlen, 0, RTA_ALIGN(size) - size); + return rta; +} + +#define __RTA_PUT(skb, attrtype, attrlen) \ +({ if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \ + goto rtattr_failure; \ + __rta_reserve(skb, attrtype, attrlen); }) + +extern void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change); + +/* RTNL is used as a global lock for all changes to network configuration */ +extern void rtnl_lock(void); +extern void rtnl_unlock(void); +extern int rtnl_trylock(void); + +extern void rtnetlink_init(void); +extern void __rtnl_unlock(void); + +#define ASSERT_RTNL() do { \ + if (unlikely(rtnl_trylock())) { \ + rtnl_unlock(); \ + printk(KERN_ERR "RTNL: assertion failed at %s (%d)\n", \ + __FILE__, __LINE__); \ + dump_stack(); \ + } \ +} while(0) + +#define BUG_TRAP(x) do { \ + if (unlikely(!(x))) { \ + printk(KERN_ERR "KERNEL: assertion (%s) failed at %s (%d)\n", \ + #x, __FILE__ , __LINE__); \ + } \ +} while(0) + +#endif /* __KERNEL__ */ + + +#endif /* __LINUX_RTNETLINK_H */ diff --git a/src/include/linux/udp.h b/src/include/linux/udp.h new file mode 100644 index 000000000..2ee121bd0 --- /dev/null +++ b/src/include/linux/udp.h @@ -0,0 +1,63 @@ +/* + * INET An implementation of the TCP/IP protocol suite for the LINUX + * operating system. INET is implemented using the BSD Socket + * interface as the means of communication with the user level. + * + * Definitions for the UDP protocol. + * + * Version: @(#)udp.h 1.0.2 04/28/93 + * + * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> + * + * 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. + */ +#ifndef _LINUX_UDP_H +#define _LINUX_UDP_H + +#include <linux/types.h> + +struct udphdr { + __u16 source; + __u16 dest; + __u16 len; + __u16 check; +}; + +/* UDP socket options */ +#define UDP_CORK 1 /* Never send partially complete segments */ +#define UDP_ENCAP 100 /* Set the socket to accept encapsulated packets */ + +/* UDP encapsulation types */ +#define UDP_ENCAP_ESPINUDP_NON_IKE 1 /* draft-ietf-ipsec-nat-t-ike-00/01 */ +#define UDP_ENCAP_ESPINUDP 2 /* draft-ietf-ipsec-udp-encaps-06 */ + +#ifdef __KERNEL__ +#include <linux/config.h> +#include <linux/types.h> + +#include <net/inet_sock.h> + +struct udp_sock { + /* inet_sock has to be the first member */ + struct inet_sock inet; + int pending; /* Any pending frames ? */ + unsigned int corkflag; /* Cork is required */ + __u16 encap_type; /* Is this an Encapsulation socket? */ + /* + * Following member retains the infomation to create a UDP header + * when the socket is uncorked. + */ + __u16 len; /* total length of pending frames */ +}; + +static __inline__ struct udp_sock *udp_sk(const struct sock *sk) +{ + return (struct udp_sock *)sk; +} + +#endif + +#endif /* _LINUX_UDP_H */ diff --git a/src/include/linux/xfrm.h b/src/include/linux/xfrm.h new file mode 100644 index 000000000..6b42cc474 --- /dev/null +++ b/src/include/linux/xfrm.h @@ -0,0 +1,343 @@ +#ifndef _LINUX_XFRM_H +#define _LINUX_XFRM_H + +#include <linux/types.h> + +/* All of the structures in this file may not change size as they are + * passed into the kernel from userspace via netlink sockets. + */ + +/* Structure to encapsulate addresses. I do not want to use + * "standard" structure. My apologies. + */ +typedef union +{ + __u32 a4; + __u32 a6[4]; +} xfrm_address_t; + +/* Ident of a specific xfrm_state. It is used on input to lookup + * the state by (spi,daddr,ah/esp) or to store information about + * spi, protocol and tunnel address on output. + */ +struct xfrm_id +{ + xfrm_address_t daddr; + __u32 spi; + __u8 proto; +}; + +struct xfrm_sec_ctx { + __u8 ctx_doi; + __u8 ctx_alg; + __u16 ctx_len; + __u32 ctx_sid; + char ctx_str[0]; +}; + +/* Security Context Domains of Interpretation */ +#define XFRM_SC_DOI_RESERVED 0 +#define XFRM_SC_DOI_LSM 1 + +/* Security Context Algorithms */ +#define XFRM_SC_ALG_RESERVED 0 +#define XFRM_SC_ALG_SELINUX 1 + +/* Selector, used as selector both on policy rules (SPD) and SAs. */ + +struct xfrm_selector +{ + xfrm_address_t daddr; + xfrm_address_t saddr; + __u16 dport; + __u16 dport_mask; + __u16 sport; + __u16 sport_mask; + __u16 family; + __u8 prefixlen_d; + __u8 prefixlen_s; + __u8 proto; + int ifindex; + uid_t user; +}; + +#define XFRM_INF (~(__u64)0) + +struct xfrm_lifetime_cfg +{ + __u64 soft_byte_limit; + __u64 hard_byte_limit; + __u64 soft_packet_limit; + __u64 hard_packet_limit; + __u64 soft_add_expires_seconds; + __u64 hard_add_expires_seconds; + __u64 soft_use_expires_seconds; + __u64 hard_use_expires_seconds; +}; + +struct xfrm_lifetime_cur +{ + __u64 bytes; + __u64 packets; + __u64 add_time; + __u64 use_time; +}; + +struct xfrm_replay_state +{ + __u32 oseq; + __u32 seq; + __u32 bitmap; +}; + +struct xfrm_algo { + char alg_name[64]; + int alg_key_len; /* in bits */ + char alg_key[0]; +}; + +struct xfrm_stats { + __u32 replay_window; + __u32 replay; + __u32 integrity_failed; +}; + +enum +{ + XFRM_POLICY_IN = 0, + XFRM_POLICY_OUT = 1, + XFRM_POLICY_FWD = 2, + XFRM_POLICY_MAX = 3 +}; + +enum +{ + XFRM_SHARE_ANY, /* No limitations */ + XFRM_SHARE_SESSION, /* For this session only */ + XFRM_SHARE_USER, /* For this user only */ + XFRM_SHARE_UNIQUE /* Use once */ +}; + +/* Netlink configuration messages. */ +enum { + XFRM_MSG_BASE = 0x10, + + XFRM_MSG_NEWSA = 0x10, +#define XFRM_MSG_NEWSA XFRM_MSG_NEWSA + XFRM_MSG_DELSA, +#define XFRM_MSG_DELSA XFRM_MSG_DELSA + XFRM_MSG_GETSA, +#define XFRM_MSG_GETSA XFRM_MSG_GETSA + + XFRM_MSG_NEWPOLICY, +#define XFRM_MSG_NEWPOLICY XFRM_MSG_NEWPOLICY + XFRM_MSG_DELPOLICY, +#define XFRM_MSG_DELPOLICY XFRM_MSG_DELPOLICY + XFRM_MSG_GETPOLICY, +#define XFRM_MSG_GETPOLICY XFRM_MSG_GETPOLICY + + XFRM_MSG_ALLOCSPI, +#define XFRM_MSG_ALLOCSPI XFRM_MSG_ALLOCSPI + XFRM_MSG_ACQUIRE, +#define XFRM_MSG_ACQUIRE XFRM_MSG_ACQUIRE + XFRM_MSG_EXPIRE, +#define XFRM_MSG_EXPIRE XFRM_MSG_EXPIRE + + XFRM_MSG_UPDPOLICY, +#define XFRM_MSG_UPDPOLICY XFRM_MSG_UPDPOLICY + XFRM_MSG_UPDSA, +#define XFRM_MSG_UPDSA XFRM_MSG_UPDSA + + XFRM_MSG_POLEXPIRE, +#define XFRM_MSG_POLEXPIRE XFRM_MSG_POLEXPIRE + + XFRM_MSG_FLUSHSA, +#define XFRM_MSG_FLUSHSA XFRM_MSG_FLUSHSA + XFRM_MSG_FLUSHPOLICY, +#define XFRM_MSG_FLUSHPOLICY XFRM_MSG_FLUSHPOLICY + + XFRM_MSG_NEWAE, +#define XFRM_MSG_NEWAE XFRM_MSG_NEWAE + XFRM_MSG_GETAE, +#define XFRM_MSG_GETAE XFRM_MSG_GETAE + __XFRM_MSG_MAX +}; +#define XFRM_MSG_MAX (__XFRM_MSG_MAX - 1) + +#define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE) + +/* + * Generic LSM security context for comunicating to user space + * NOTE: Same format as sadb_x_sec_ctx + */ +struct xfrm_user_sec_ctx { + __u16 len; + __u16 exttype; + __u8 ctx_alg; /* LSMs: e.g., selinux == 1 */ + __u8 ctx_doi; + __u16 ctx_len; +}; + +struct xfrm_user_tmpl { + struct xfrm_id id; + __u16 family; + xfrm_address_t saddr; + __u32 reqid; + __u8 mode; + __u8 share; + __u8 optional; + __u32 aalgos; + __u32 ealgos; + __u32 calgos; +}; + +struct xfrm_encap_tmpl { + __u16 encap_type; + __u16 encap_sport; + __u16 encap_dport; + xfrm_address_t encap_oa; +}; + +/* AEVENT flags */ +enum xfrm_ae_ftype_t { + XFRM_AE_UNSPEC, + XFRM_AE_RTHR=1, /* replay threshold*/ + XFRM_AE_RVAL=2, /* replay value */ + XFRM_AE_LVAL=4, /* lifetime value */ + XFRM_AE_ETHR=8, /* expiry timer threshold */ + XFRM_AE_CR=16, /* Event cause is replay update */ + XFRM_AE_CE=32, /* Event cause is timer expiry */ + XFRM_AE_CU=64, /* Event cause is policy update */ + __XFRM_AE_MAX + +#define XFRM_AE_MAX (__XFRM_AE_MAX - 1) +}; + +/* Netlink message attributes. */ +enum xfrm_attr_type_t { + XFRMA_UNSPEC, + XFRMA_ALG_AUTH, /* struct xfrm_algo */ + XFRMA_ALG_CRYPT, /* struct xfrm_algo */ + XFRMA_ALG_COMP, /* struct xfrm_algo */ + XFRMA_ENCAP, /* struct xfrm_algo + struct xfrm_encap_tmpl */ + XFRMA_TMPL, /* 1 or more struct xfrm_user_tmpl */ + XFRMA_SA, + XFRMA_POLICY, + XFRMA_SEC_CTX, /* struct xfrm_sec_ctx */ + XFRMA_LTIME_VAL, + XFRMA_REPLAY_VAL, + XFRMA_REPLAY_THRESH, + XFRMA_ETIMER_THRESH, + __XFRMA_MAX + +#define XFRMA_MAX (__XFRMA_MAX - 1) +}; + +struct xfrm_usersa_info { + struct xfrm_selector sel; + struct xfrm_id id; + xfrm_address_t saddr; + struct xfrm_lifetime_cfg lft; + struct xfrm_lifetime_cur curlft; + struct xfrm_stats stats; + __u32 seq; + __u32 reqid; + __u16 family; + __u8 mode; /* 0=transport,1=tunnel */ + __u8 replay_window; + __u8 flags; +#define XFRM_STATE_NOECN 1 +#define XFRM_STATE_DECAP_DSCP 2 +#define XFRM_STATE_NOPMTUDISC 4 +}; + +struct xfrm_usersa_id { + xfrm_address_t daddr; + __u32 spi; + __u16 family; + __u8 proto; +}; + +struct xfrm_aevent_id { + struct xfrm_usersa_id sa_id; + __u32 flags; +}; + +struct xfrm_userspi_info { + struct xfrm_usersa_info info; + __u32 min; + __u32 max; +}; + +struct xfrm_userpolicy_info { + struct xfrm_selector sel; + struct xfrm_lifetime_cfg lft; + struct xfrm_lifetime_cur curlft; + __u32 priority; + __u32 index; + __u8 dir; + __u8 action; +#define XFRM_POLICY_ALLOW 0 +#define XFRM_POLICY_BLOCK 1 + __u8 flags; +#define XFRM_POLICY_LOCALOK 1 /* Allow user to override global policy */ + __u8 share; +}; + +struct xfrm_userpolicy_id { + struct xfrm_selector sel; + __u32 index; + __u8 dir; +}; + +struct xfrm_user_acquire { + struct xfrm_id id; + xfrm_address_t saddr; + struct xfrm_selector sel; + struct xfrm_userpolicy_info policy; + __u32 aalgos; + __u32 ealgos; + __u32 calgos; + __u32 seq; +}; + +struct xfrm_user_expire { + struct xfrm_usersa_info state; + __u8 hard; +}; + +struct xfrm_user_polexpire { + struct xfrm_userpolicy_info pol; + __u8 hard; +}; + +struct xfrm_usersa_flush { + __u8 proto; +}; + +#ifndef __KERNEL__ +/* backwards compatibility for userspace */ +#define XFRMGRP_ACQUIRE 1 +#define XFRMGRP_EXPIRE 2 +#define XFRMGRP_SA 4 +#define XFRMGRP_POLICY 8 +#endif + +enum xfrm_nlgroups { + XFRMNLGRP_NONE, +#define XFRMNLGRP_NONE XFRMNLGRP_NONE + XFRMNLGRP_ACQUIRE, +#define XFRMNLGRP_ACQUIRE XFRMNLGRP_ACQUIRE + XFRMNLGRP_EXPIRE, +#define XFRMNLGRP_EXPIRE XFRMNLGRP_EXPIRE + XFRMNLGRP_SA, +#define XFRMNLGRP_SA XFRMNLGRP_SA + XFRMNLGRP_POLICY, +#define XFRMNLGRP_POLICY XFRMNLGRP_POLICY + XFRMNLGRP_AEVENTS, +#define XFRMNLGRP_AEVENTS XFRMNLGRP_AEVENTS + __XFRMNLGRP_MAX +}; +#define XFRMNLGRP_MAX (__XFRMNLGRP_MAX - 1) + +#endif /* _LINUX_XFRM_H */ |