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/* $FreeBSD$ */
/* $KAME: key.h,v 1.20 2001/03/22 08:09:32 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 _NETKEY_KEY_H_
#define _NETKEY_KEY_H_
#ifdef _KERNEL
extern struct key_cb key_cb;
struct secpolicy;
struct secpolicyindex;
struct ipsecrequest;
struct secasvar;
struct sockaddr;
struct socket;
struct sadb_msg;
struct sadb_x_policy;
extern struct secpolicy *key_allocsp __P((struct secpolicyindex *, u_int));
extern struct secpolicy *key_gettunnel __P((struct sockaddr *,
struct sockaddr *, struct sockaddr *, struct sockaddr *));
extern int key_checkrequest
__P((struct ipsecrequest *isr, struct secasindex *));
extern struct secasvar *key_allocsa __P((u_int, caddr_t, caddr_t,
u_int, u_int32_t));
extern void key_freesp __P((struct secpolicy *));
extern void key_freeso __P((struct socket *));
extern void key_freesav __P((struct secasvar *));
extern struct secpolicy *key_newsp __P((void));
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));
extern int key_checktunnelsanity __P((struct secasvar *, u_int,
caddr_t, caddr_t));
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 MALLOC_DECLARE
MALLOC_DECLARE(M_SECA);
#endif /* MALLOC_DECLARE */
#endif /* defined(_KERNEL) */
#endif /* _NETKEY_KEY_H_ */
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