1/* $FreeBSD: src/sys/netinet6/ipsec6.h,v 1.3.2.2 2001/07/03 11:01:54 ume Exp $ */
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 _NETINET6_IPSEC6_H_
38#define _NETINET6_IPSEC6_H_
39#include <sys/appleapiopts.h>
40
41#include <net/pfkeyv2.h>
42#include <netkey/keydb.h>
43
44#ifdef BSD_KERNEL_PRIVATE
45extern struct ipsecstat ipsec6stat;
46extern struct secpolicy ip6_def_policy;
47extern int ip6_esp_trans_deflev;
48extern int ip6_esp_net_deflev;
49extern int ip6_ah_trans_deflev;
50extern int ip6_ah_net_deflev;
51extern int ip6_ipsec_ecn;
52extern int ip6_esp_randpad;
53
54struct ip6_out_args;
55
56extern struct secpolicy *ipsec6_getpolicybysock(struct mbuf *, u_int8_t,
57 struct socket *, int *);
58extern struct secpolicy *ipsec6_getpolicybyaddr(struct mbuf *, u_int8_t, int,
59 int *);
60extern int ipsec6_getpolicybyinterface(struct mbuf *,
61 u_int8_t, int, struct ip6_out_args *, int *, struct secpolicy **);
62
63struct inpcb;
64
65extern int ipsec6_in_reject_so(struct mbuf *, struct socket *);
66extern int ipsec6_delete_pcbpolicy(struct inpcb *);
67extern int ipsec6_set_policy(struct inpcb *inp, int optname,
68 caddr_t request, size_t len, int priv);
69extern int ipsec6_in_reject(struct mbuf *, struct inpcb *);
70
71struct tcp6cb;
72
73extern size_t ipsec6_hdrsiz(struct mbuf *, u_int8_t, struct inpcb *);
74
75struct ip6_hdr;
76extern const char *ipsec6_logpacketstr(struct ip6_hdr *, u_int32_t);
77
78extern int ipsec6_interface_output(struct ipsec_output_state *, ifnet_t, u_char *, struct mbuf *);
79extern int ipsec6_output_trans(struct ipsec_output_state *, u_char *,
80 struct mbuf *, struct secpolicy *, int, int *);
81extern int ipsec6_output_tunnel(struct ipsec_output_state *,
82 struct secpolicy *, int);
83extern int ipsec6_tunnel_validate(struct mbuf *, int, u_int,
84 struct secasvar *, sa_family_t *);
85#endif /* BSD_KERNEL_PRIVATE */
86#endif /* _NETINET6_IPSEC6_H_ */
87