src/libipsec/libpfkey.h - platform/external/ipsec-tools - Git at Google

 /*	$NetBSD: libpfkey.h,v 1.12.4.1 2007/08/01 11:52:18 vanhu Exp $	*/

 /* Id: libpfkey.h,v 1.13 2005/12/04 20:26:43 manubsd Exp */

 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  * 3. Neither the name of the project nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */

 #ifndef _LIBPFKEY_H
 #define _LIBPFKEY_H

 #ifndef KAME_LIBPFKEY_H
 #define KAME_LIBPFKEY_H

 #define PRIORITY_LOW        0xC0000000
 #define PRIORITY_DEFAULT    0x80000000
 #define PRIORITY_HIGH       0x40000000

 #define PRIORITY_OFFSET_POSITIVE_MAX	0x3fffffff
 #define PRIORITY_OFFSET_NEGATIVE_MAX	0x40000000

 struct sadb_msg;
 extern void pfkey_sadump __P((struct sadb_msg *));
 extern void pfkey_sadump_withports __P((struct sadb_msg *));
 extern void pfkey_spdump __P((struct sadb_msg *));
 extern void pfkey_spdump_withports __P((struct sadb_msg *));

 struct sockaddr;
 struct sadb_alg;

 /* Accomodate different prototypes in <netinet6/ipsec.h> */
 #include <sys/types.h>
 #include PATH_IPSEC_H

 #ifndef HAVE_IPSEC_POLICY_T
 typedef caddr_t ipsec_policy_t;
 #define __ipsec_const
 #else
 #define __ipsec_const const
 #endif

 struct pfkey_send_sa_args {
 	int 		so;			/* socket */
 	u_int		type;
 	u_int 		satype;
 	u_int		mode;
 	struct sockaddr *src;			/* IP src address for SA */
 	struct sockaddr *dst;			/* IP dst address for SA */
 	u_int32_t 	spi;			/* SA's spi */
 	u_int32_t 	reqid;
 	u_int		wsize;
 	caddr_t		keymat;
 	u_int		e_type, e_keylen;	/* Encryption alg and keylen */
 	u_int		a_type, a_keylen;	/* Authentication alg and key */
 	u_int		flags;
 	u_int32_t	l_alloc;
 	u_int32_t	l_bytes;
 	u_int32_t	l_addtime;
 	u_int32_t	l_usetime;
 	u_int32_t	seq;
 	u_int8_t	l_natt_type;
 	u_int16_t	l_natt_sport, l_natt_dport;
 	struct sockaddr *l_natt_oa;
 	u_int16_t	l_natt_frag;
 	u_int8_t ctxdoi, ctxalg;	/* Security context DOI and algorithm */
 	caddr_t ctxstr;			/* Security context string */
 	u_int16_t ctxstrlen;		/* length of security context string */
 };

 /* The options built into libipsec */
 extern int libipsec_opt;
 #define LIBIPSEC_OPT_NATT		0x01
 #define LIBIPSEC_OPT_FRAG		0x02
 #define LIBIPSEC_OPT_SEC_CTX		0x04

 /* IPsec Library Routines */

 int ipsec_check_keylen __P((u_int, u_int, u_int));
 int ipsec_check_keylen2 __P((u_int, u_int, u_int));
 int ipsec_get_keylen __P((u_int, u_int, struct sadb_alg *));
 char *ipsec_dump_policy_withports __P((void *, const char *));
 void ipsec_hexdump __P((const void *, int));
 const char *ipsec_strerror __P((void));
 void kdebug_sadb __P((struct sadb_msg *));
 ipsec_policy_t ipsec_set_policy __P((__ipsec_const char *, int));
 int  ipsec_get_policylen __P((ipsec_policy_t));
 char *ipsec_dump_policy __P((ipsec_policy_t, __ipsec_const char *));

 /* PFKey Routines */

 u_int pfkey_set_softrate __P((u_int, u_int));
 u_int pfkey_get_softrate __P((u_int));
 int pfkey_send_getspi __P((int, u_int, u_int, struct sockaddr *,
 	struct sockaddr *, u_int32_t, u_int32_t, u_int32_t, u_int32_t));
 int pfkey_send_update2 __P((struct pfkey_send_sa_args *));
 int pfkey_send_add2 __P((struct pfkey_send_sa_args *));
 int pfkey_send_delete __P((int, u_int, u_int,
 	struct sockaddr *, struct sockaddr *, u_int32_t));
 int pfkey_send_delete_all __P((int, u_int, u_int,
 	struct sockaddr *, struct sockaddr *));
 int pfkey_send_get __P((int, u_int, u_int,
 	struct sockaddr *, struct sockaddr *, u_int32_t));
 int pfkey_send_register __P((int, u_int));
 int pfkey_recv_register __P((int));
 int pfkey_set_supported __P((struct sadb_msg *, int));
 int pfkey_send_flush __P((int, u_int));
 int pfkey_send_dump __P((int, u_int));
 int pfkey_send_promisc_toggle __P((int, int));
 int pfkey_send_spdadd __P((int, struct sockaddr *, u_int,
 	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
 int pfkey_send_spdadd2 __P((int, struct sockaddr *, u_int,
 	struct sockaddr *, u_int, u_int, u_int64_t, u_int64_t,
 	caddr_t, int, u_int32_t));
 int pfkey_send_spdupdate __P((int, struct sockaddr *, u_int,
 	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
 int pfkey_send_spdupdate2 __P((int, struct sockaddr *, u_int,
 	struct sockaddr *, u_int, u_int, u_int64_t, u_int64_t,
 	caddr_t, int, u_int32_t));
 int pfkey_send_spddelete __P((int, struct sockaddr *, u_int,
 	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
 int pfkey_send_spddelete2 __P((int, u_int32_t));
 int pfkey_send_spdget __P((int, u_int32_t));
 int pfkey_send_spdsetidx __P((int, struct sockaddr *, u_int,
 	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
 int pfkey_send_spdflush __P((int));
 int pfkey_send_spddump __P((int));
 #ifdef SADB_X_MIGRATE
 int pfkey_send_migrate __P((int, struct sockaddr *, u_int,
 	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
 #endif

 int pfkey_open __P((void));
 void pfkey_close __P((int));
 struct sadb_msg *pfkey_recv __P((int));
 int pfkey_send __P((int, struct sadb_msg *, int));
 int pfkey_align __P((struct sadb_msg *, caddr_t *));
 int pfkey_check __P((caddr_t *));

 /*
  * Deprecated, available for backward compatibility with third party
  * libipsec users. Please use pfkey_send_update2 and pfkey_send_add2 instead
  */
 int pfkey_send_update __P((int, u_int, u_int, struct sockaddr *,
 	struct sockaddr *, u_int32_t, u_int32_t, u_int,
 	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
 	u_int64_t, u_int64_t, u_int32_t));
 int pfkey_send_update_nat __P((int, u_int, u_int, struct sockaddr *,
 	struct sockaddr *, u_int32_t, u_int32_t, u_int,
 	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
 	u_int64_t, u_int64_t, u_int32_t,
 	u_int8_t, u_int16_t, u_int16_t, struct sockaddr *, u_int16_t));
 int pfkey_send_add __P((int, u_int, u_int, struct sockaddr *,
 	struct sockaddr *, u_int32_t, u_int32_t, u_int,
 	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
 	u_int64_t, u_int64_t, u_int32_t));
 int pfkey_send_add_nat __P((int, u_int, u_int, struct sockaddr *,
 	struct sockaddr *, u_int32_t, u_int32_t, u_int,
 	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
 	u_int64_t, u_int64_t, u_int32_t,
 	u_int8_t, u_int16_t, u_int16_t, struct sockaddr *, u_int16_t));

 #ifndef __SYSDEP_SA_LEN__
 #define __SYSDEP_SA_LEN__
 #include <netinet/in.h>

 #ifndef IPPROTO_IPV4
 #define IPPROTO_IPV4 IPPROTO_IPIP
 #endif

 #ifndef IPPROTO_IPCOMP
 #define IPPROTO_IPCOMP IPPROTO_COMP
 #endif

 static __inline u_int8_t
 sysdep_sa_len (const struct sockaddr *sa)
 {
 #ifdef __linux__
   switch (sa->sa_family)
     {
     case AF_INET:
       return sizeof (struct sockaddr_in);
     case AF_INET6:
       return sizeof (struct sockaddr_in6);
     }
   // log_print ("sysdep_sa_len: unknown sa family %d", sa->sa_family);
   return sizeof (struct sockaddr_in);
 #else
   return sa->sa_len;
 #endif
 }
 #endif

 #endif /* KAME_LIBPFKEY_H */

 #endif /* _LIBPFKEY_H */
	/* $NetBSD: libpfkey.h,v 1.12.4.1 2007/08/01 11:52:18 vanhu Exp $ */

	/* Id: libpfkey.h,v 1.13 2005/12/04 20:26:43 manubsd Exp */

	/*
	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in the
	* documentation and/or other materials provided with the distribution.
	* 3. Neither the name of the project nor the names of its contributors
	* may be used to endorse or promote products derived from this software
	* without specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.
	*/

	#ifndef _LIBPFKEY_H
	#define _LIBPFKEY_H

	#ifndef KAME_LIBPFKEY_H
	#define KAME_LIBPFKEY_H

	#define PRIORITY_LOW 0xC0000000
	#define PRIORITY_DEFAULT 0x80000000
	#define PRIORITY_HIGH 0x40000000

	#define PRIORITY_OFFSET_POSITIVE_MAX 0x3fffffff
	#define PRIORITY_OFFSET_NEGATIVE_MAX 0x40000000

	struct sadb_msg;
	extern void pfkey_sadump __P((struct sadb_msg *));
	extern void pfkey_sadump_withports __P((struct sadb_msg *));
	extern void pfkey_spdump __P((struct sadb_msg *));
	extern void pfkey_spdump_withports __P((struct sadb_msg *));

	struct sockaddr;
	struct sadb_alg;

	/* Accomodate different prototypes in <netinet6/ipsec.h> */
	#include <sys/types.h>
	#include PATH_IPSEC_H

	#ifndef HAVE_IPSEC_POLICY_T
	typedef caddr_t ipsec_policy_t;
	#define __ipsec_const
	#else
	#define __ipsec_const const
	#endif

	struct pfkey_send_sa_args {
	int so; /* socket */
	u_int type;
	u_int satype;
	u_int mode;
	struct sockaddr src; / IP src address for SA */
	struct sockaddr dst; / IP dst address for SA */
	u_int32_t spi; /* SA's spi */
	u_int32_t reqid;
	u_int wsize;
	caddr_t keymat;
	u_int e_type, e_keylen; /* Encryption alg and keylen */
	u_int a_type, a_keylen; /* Authentication alg and key */
	u_int flags;
	u_int32_t l_alloc;
	u_int32_t l_bytes;
	u_int32_t l_addtime;
	u_int32_t l_usetime;
	u_int32_t seq;
	u_int8_t l_natt_type;
	u_int16_t l_natt_sport, l_natt_dport;
	struct sockaddr *l_natt_oa;
	u_int16_t l_natt_frag;
	u_int8_t ctxdoi, ctxalg; /* Security context DOI and algorithm */
	caddr_t ctxstr; /* Security context string */
	u_int16_t ctxstrlen; /* length of security context string */
	};

	/* The options built into libipsec */
	extern int libipsec_opt;
	#define LIBIPSEC_OPT_NATT 0x01
	#define LIBIPSEC_OPT_FRAG 0x02
	#define LIBIPSEC_OPT_SEC_CTX 0x04

	/* IPsec Library Routines */

	int ipsec_check_keylen __P((u_int, u_int, u_int));
	int ipsec_check_keylen2 __P((u_int, u_int, u_int));
	int ipsec_get_keylen __P((u_int, u_int, struct sadb_alg *));
	char ipsec_dump_policy_withports __P((void , const char *));
	void ipsec_hexdump __P((const void *, int));
	const char *ipsec_strerror __P((void));
	void kdebug_sadb __P((struct sadb_msg *));
	ipsec_policy_t ipsec_set_policy __P((__ipsec_const char *, int));
	int ipsec_get_policylen __P((ipsec_policy_t));
	char ipsec_dump_policy __P((ipsec_policy_t, __ipsec_const char ));

	/* PFKey Routines */

	u_int pfkey_set_softrate __P((u_int, u_int));
	u_int pfkey_get_softrate __P((u_int));
	int pfkey_send_getspi __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int32_t, u_int32_t));
	int pfkey_send_update2 __P((struct pfkey_send_sa_args *));
	int pfkey_send_add2 __P((struct pfkey_send_sa_args *));
	int pfkey_send_delete __P((int, u_int, u_int,
	struct sockaddr , struct sockaddr , u_int32_t));
	int pfkey_send_delete_all __P((int, u_int, u_int,
	struct sockaddr , struct sockaddr ));
	int pfkey_send_get __P((int, u_int, u_int,
	struct sockaddr , struct sockaddr , u_int32_t));
	int pfkey_send_register __P((int, u_int));
	int pfkey_recv_register __P((int));
	int pfkey_set_supported __P((struct sadb_msg *, int));
	int pfkey_send_flush __P((int, u_int));
	int pfkey_send_dump __P((int, u_int));
	int pfkey_send_promisc_toggle __P((int, int));
	int pfkey_send_spdadd __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
	int pfkey_send_spdadd2 __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, u_int64_t, u_int64_t,
	caddr_t, int, u_int32_t));
	int pfkey_send_spdupdate __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
	int pfkey_send_spdupdate2 __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, u_int64_t, u_int64_t,
	caddr_t, int, u_int32_t));
	int pfkey_send_spddelete __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
	int pfkey_send_spddelete2 __P((int, u_int32_t));
	int pfkey_send_spdget __P((int, u_int32_t));
	int pfkey_send_spdsetidx __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
	int pfkey_send_spdflush __P((int));
	int pfkey_send_spddump __P((int));
	#ifdef SADB_X_MIGRATE
	int pfkey_send_migrate __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
	#endif

	int pfkey_open __P((void));
	void pfkey_close __P((int));
	struct sadb_msg *pfkey_recv __P((int));
	int pfkey_send __P((int, struct sadb_msg *, int));
	int pfkey_align __P((struct sadb_msg , caddr_t ));
	int pfkey_check __P((caddr_t *));

	/*
	* Deprecated, available for backward compatibility with third party
	* libipsec users. Please use pfkey_send_update2 and pfkey_send_add2 instead
	*/
	int pfkey_send_update __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int,
	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
	u_int64_t, u_int64_t, u_int32_t));
	int pfkey_send_update_nat __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int,
	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
	u_int64_t, u_int64_t, u_int32_t,
	u_int8_t, u_int16_t, u_int16_t, struct sockaddr *, u_int16_t));
	int pfkey_send_add __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int,
	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
	u_int64_t, u_int64_t, u_int32_t));
	int pfkey_send_add_nat __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int,
	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
	u_int64_t, u_int64_t, u_int32_t,
	u_int8_t, u_int16_t, u_int16_t, struct sockaddr *, u_int16_t));

	#ifndef __SYSDEP_SA_LEN__
	#define __SYSDEP_SA_LEN__
	#include <netinet/in.h>

	#ifndef IPPROTO_IPV4
	#define IPPROTO_IPV4 IPPROTO_IPIP
	#endif

	#ifndef IPPROTO_IPCOMP
	#define IPPROTO_IPCOMP IPPROTO_COMP
	#endif

	static __inline u_int8_t
	sysdep_sa_len (const struct sockaddr *sa)
	{
	#ifdef __linux__
	switch (sa->sa_family)
	{
	case AF_INET:
	return sizeof (struct sockaddr_in);
	case AF_INET6:
	return sizeof (struct sockaddr_in6);
	}
	// log_print ("sysdep_sa_len: unknown sa family %d", sa->sa_family);
	return sizeof (struct sockaddr_in);
	#else
	return sa->sa_len;
	#endif
	}
	#endif

	#endif /* KAME_LIBPFKEY_H */

	#endif /* _LIBPFKEY_H */