freebsd-nq/sys/netinet6/ipsec6.h
Jonathan Lemon 340c35de6a Add a TCP TIMEWAIT state which uses less space than a fullblown TCP
control block.  Allow the socket and tcpcb structures to be freed
earlier than inpcb.  Update code to understand an inp w/o a socket.

Reviewed by: hsu, silby, jayanth
Sponsored by: DARPA, NAI Labs
2003-02-19 22:32:43 +00:00

85 lines
3.2 KiB
C

/* $FreeBSD$ */
/* $KAME: ipsec.h,v 1.44 2001/03/23 08:08:47 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.
*/
/*
* IPsec controller part.
*/
#ifndef _NETINET6_IPSEC6_H_
#define _NETINET6_IPSEC6_H_
#include <net/pfkeyv2.h>
#include <netkey/keydb.h>
#ifdef _KERNEL
extern struct ipsecstat ipsec6stat;
extern struct secpolicy ip6_def_policy;
extern int ip6_esp_trans_deflev;
extern int ip6_esp_net_deflev;
extern int ip6_ah_trans_deflev;
extern int ip6_ah_net_deflev;
extern int ip6_ipsec_ecn;
extern int ip6_esp_randpad;
struct inpcb;
extern struct secpolicy *ipsec6_getpolicybypcb
__P((struct mbuf *, u_int, struct inpcb *, int *));
extern struct secpolicy *ipsec6_getpolicybysock
__P((struct mbuf *, u_int, struct socket *, int *));
extern struct secpolicy *ipsec6_getpolicybyaddr
__P((struct mbuf *, u_int, int, int *));
extern int ipsec6_in_reject_so __P((struct mbuf *, struct socket *));
extern int ipsec6_delete_pcbpolicy __P((struct inpcb *));
extern int ipsec6_set_policy __P((struct inpcb *inp, int optname,
caddr_t request, size_t len, int priv));
extern int ipsec6_get_policy
__P((struct inpcb *inp, caddr_t request, size_t len, struct mbuf **mp));
extern int ipsec6_in_reject __P((struct mbuf *, struct inpcb *));
struct tcp6cb;
extern size_t ipsec6_hdrsiz __P((struct mbuf *, u_int, struct inpcb *));
struct ip6_hdr;
extern const char *ipsec6_logpacketstr __P((struct ip6_hdr *, u_int32_t));
extern int ipsec6_output_trans __P((struct ipsec_output_state *, u_char *,
struct mbuf *, struct secpolicy *, int, int *));
extern int ipsec6_output_tunnel __P((struct ipsec_output_state *,
struct secpolicy *, int));
extern int ipsec6_tunnel_validate __P((struct mbuf *, int, u_int,
struct secasvar *));
#endif /*_KERNEL*/
#endif /*_NETINET6_IPSEC6_H_*/