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/* $FreeBSD: release/9.1.0/sys/netipsec/key.h 220206 2011-03-31 15:23:32Z fabient $ */ /* $KAME: key.h,v 1.21 2001/07/27 03:51:30 itojun 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 _NETIPSEC_KEY_H_ #define _NETIPSEC_KEY_H_ #ifdef _KERNEL struct secpolicy; struct secpolicyindex; struct ipsecrequest; struct secasvar; struct sockaddr; struct socket; struct sadb_msg; struct sadb_x_policy; struct secasindex; union sockaddr_union; extern void key_addref(struct secpolicy *sp); extern int key_havesp(u_int dir); extern struct secpolicy *key_allocsp(struct secpolicyindex *, u_int, const char*, int); extern struct secpolicy *key_allocsp2(u_int32_t spi, union sockaddr_union *dst, u_int8_t proto, u_int dir, const char*, int); extern struct secpolicy *key_newsp(const char*, int); #if 0 extern struct secpolicy *key_gettunnel(const struct sockaddr *, const struct sockaddr *, const struct sockaddr *, const struct sockaddr *, const char*, int); #endif /* NB: prepend with _ for KAME IPv6 compatbility */ extern void _key_freesp(struct secpolicy **, const char*, int); #define KEY_ALLOCSP(spidx, dir) \ key_allocsp(spidx, dir, __FILE__, __LINE__) #define KEY_ALLOCSP2(spi, dst, proto, dir) \ key_allocsp2(spi, dst, proto, dir, __FILE__, __LINE__) #define KEY_NEWSP() \ key_newsp(__FILE__, __LINE__) #if 0 #define KEY_GETTUNNEL(osrc, odst, isrc, idst) \ key_gettunnel(osrc, odst, isrc, idst, __FILE__, __LINE__) #endif #define KEY_FREESP(spp) \ _key_freesp(spp, __FILE__, __LINE__) extern struct secasvar *key_allocsa(union sockaddr_union *, u_int, u_int32_t, const char*, int); extern void key_addrefsa(struct secasvar *, const char*, int); extern void key_freesav(struct secasvar **, const char*, int); #define KEY_ALLOCSA(dst, proto, spi) \ key_allocsa(dst, proto, spi, __FILE__, __LINE__) #define KEY_ADDREFSA(sav) \ key_addrefsa(sav, __FILE__, __LINE__) #define KEY_FREESAV(psav) \ key_freesav(psav, __FILE__, __LINE__) extern void key_freeso __P((struct socket *)); extern int key_checktunnelsanity __P((struct secasvar *, u_int, caddr_t, caddr_t)); extern int key_checkrequest __P((struct ipsecrequest *isr, const struct secasindex *)); extern struct secpolicy *key_msg2sp __P((struct sadb_x_policy *, size_t, int *)); extern struct mbuf *key_sp2msg __P((struct secpolicy *)); extern int key_ismyaddr __P((struct sockaddr *)); extern int key_spdacquire __P((struct secpolicy *)); extern void key_timehandler __P((void)); extern u_long key_random __P((void)); extern void key_randomfill __P((void *, size_t)); extern void key_freereg __P((struct socket *)); extern int key_parse __P((struct mbuf *, struct socket *)); extern void key_init __P((void)); #ifdef VIMAGE extern void key_destroy(void); #endif extern void key_sa_recordxfer __P((struct secasvar *, struct mbuf *)); extern void key_sa_routechange __P((struct sockaddr *)); extern void key_sa_stir_iv __P((struct secasvar *)); #ifdef IPSEC_NAT_T u_int16_t key_portfromsaddr(struct sockaddr *); #define KEY_PORTFROMSADDR(saddr) \ key_portfromsaddr((struct sockaddr *)(saddr)) #endif #ifdef MALLOC_DECLARE MALLOC_DECLARE(M_IPSEC_SA); MALLOC_DECLARE(M_IPSEC_SAH); MALLOC_DECLARE(M_IPSEC_SP); MALLOC_DECLARE(M_IPSEC_SR); MALLOC_DECLARE(M_IPSEC_MISC); MALLOC_DECLARE(M_IPSEC_SAQ); MALLOC_DECLARE(M_IPSEC_SAR); MALLOC_DECLARE(M_IPSEC_INPCB); #endif /* MALLOC_DECLARE */ #endif /* defined(_KERNEL) */ #endif /* _NETIPSEC_KEY_H_ */