97 lines
3.7 KiB
C
97 lines
3.7 KiB
C
/* $FreeBSD$ */
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/* $KAME: key.h,v 1.32 2003/09/07 05:25:20 itojun Exp $ */
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/*
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _NETKEY_KEY_H_
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#define _NETKEY_KEY_H_
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#ifdef _KERNEL
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#include <sys/queue.h>
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extern struct key_cb key_cb;
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extern TAILQ_HEAD(_satailq, secasvar) satailq;
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extern TAILQ_HEAD(_sptailq, secpolicy) sptailq;
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struct secpolicy;
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struct secpolicyindex;
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struct ipsecrequest;
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struct secasvar;
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struct sockaddr;
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struct socket;
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struct sadb_msg;
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struct sadb_x_policy;
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union sockaddr_union;
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extern struct secpolicy *key_allocsp(u_int16_t, struct secpolicyindex *,
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u_int);
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extern struct secpolicy *key_gettunnel(struct sockaddr *,
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struct sockaddr *, struct sockaddr *, struct sockaddr *);
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extern int key_checkrequest
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(struct ipsecrequest *isr, struct secasindex *);
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extern struct secasvar *key_allocsa(u_int, caddr_t, caddr_t, u_int, u_int32_t);
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extern void key_freesp(struct secpolicy *);
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extern void key_freesav(struct secasvar *);
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extern struct secpolicy *key_newsp(u_int32_t);
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extern struct secpolicy *key_msg2sp(struct sadb_x_policy *, size_t, int *);
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extern struct mbuf *key_sp2msg(struct secpolicy *);
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extern int key_cmpspidx_exactly
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(struct secpolicyindex *, struct secpolicyindex *);
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extern int key_cmpspidx_withmask
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(struct secpolicyindex *, struct secpolicyindex *);
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extern int key_spdacquire(struct secpolicy *);
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extern void key_timehandler(void *);
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extern void key_randomfill(void *, size_t);
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extern void key_freereg(struct socket *);
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extern int key_parse(struct mbuf *, struct socket *);
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extern void key_init(void);
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extern int key_checktunnelsanity(struct secasvar *, u_int, caddr_t, caddr_t);
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extern void key_sa_recordxfer(struct secasvar *, struct mbuf *);
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extern void key_sa_routechange(struct sockaddr *);
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extern void key_sa_stir_iv(struct secasvar *);
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/* to keep compatibility with FAST_IPSEC */
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#define KEY_ALLOCSA(dst, proto, spi) \
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key_allocsa(((struct sockaddr *)(dst))->sa_family,\
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(caddr_t)&(((struct sockaddr_in *)(dst))->sin_addr),\
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(caddr_t)&(((struct sockaddr_in *)(dst))->sin_addr),\
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proto, spi)
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#define KEY_FREESAV(psav) \
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key_freesav(*psav)
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#ifdef MALLOC_DECLARE
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MALLOC_DECLARE(M_SECA);
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#endif /* MALLOC_DECLARE */
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#endif /* defined(_KERNEL) */
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#endif /* _NETKEY_KEY_H_ */
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