ipsec6.h revision 331722 
1/*	$FreeBSD: stable/11/sys/netipsec/ipsec6.h 331722 2018-03-29 02:50:57Z eadler $	*/
2/*	$KAME: ipsec.h,v 1.44 2001/03/23 08:08:47 itojun Exp $	*/
3
4/*-
5 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the project nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33/*
34 * IPsec controller part.
35 */
36
37#ifndef _NETIPSEC_IPSEC6_H_
38#define _NETIPSEC_IPSEC6_H_
39
40#include <net/pfkeyv2.h>
41#include <netipsec/keydb.h>
42
43#ifdef _KERNEL
44#include <sys/counter.h>
45
46VNET_PCPUSTAT_DECLARE(struct ipsecstat, ipsec6stat);
47VNET_DECLARE(int, ip6_esp_trans_deflev);
48VNET_DECLARE(int, ip6_esp_net_deflev);
49VNET_DECLARE(int, ip6_ah_trans_deflev);
50VNET_DECLARE(int, ip6_ah_net_deflev);
51VNET_DECLARE(int, ip6_ipsec_ecn);
52
53#define	IPSEC6STAT_INC(name)	\
54    VNET_PCPUSTAT_ADD(struct ipsecstat, ipsec6stat, name, 1)
55#define	V_ip6_esp_trans_deflev	VNET(ip6_esp_trans_deflev)
56#define	V_ip6_esp_net_deflev	VNET(ip6_esp_net_deflev)
57#define	V_ip6_ah_trans_deflev	VNET(ip6_ah_trans_deflev)
58#define	V_ip6_ah_net_deflev	VNET(ip6_ah_net_deflev)
59#define	V_ip6_ipsec_ecn		VNET(ip6_ipsec_ecn)
60
61struct inpcb;
62struct secpolicy *ipsec6_checkpolicy(const struct mbuf *,
63    struct inpcb *, int *, int);
64
65void ipsec6_setsockaddrs(const struct mbuf *, union sockaddr_union *,
66    union sockaddr_union *);
67int ipsec6_input(struct mbuf *, int, int);
68int ipsec6_in_reject(const struct mbuf *, struct inpcb *);
69int ipsec6_forward(struct mbuf *);
70int ipsec6_pcbctl(struct inpcb *, struct sockopt *);
71int ipsec6_output(struct mbuf *, struct inpcb *);
72int ipsec6_capability(struct mbuf *, u_int);
73int ipsec6_common_input_cb(struct mbuf *, struct secasvar *, int, int);
74int ipsec6_process_packet(struct mbuf *, struct secpolicy *, struct inpcb *);
75
76int ip6_ipsec_filtertunnel(struct mbuf *);
77int ip6_ipsec_pcbctl(struct inpcb *, struct sockopt *);
78#endif /*_KERNEL*/
79
80#endif /*_NETIPSEC_IPSEC6_H_*/
81