HAMMER 60I/Many: Mirroring
[dragonfly.git] / sys / netinet / ip_encap.h
blob86e149fb0e0ce26eb71491981c371c1391b5e7f6
1 /* $FreeBSD: src/sys/netinet/ip_encap.h,v 1.1.2.2 2002/11/20 23:20:54 luigi Exp $ */
2 /* $DragonFly: src/sys/netinet/ip_encap.h,v 1.4 2006/05/20 02:42:12 dillon Exp $ */
3 /* $KAME: ip_encap.h,v 1.7 2000/03/25 07:23:37 sumikawa Exp $ */
5 /*
6 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
7 * All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the project nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
34 #ifndef _NETINET_IP_ENCAP_H_
35 #define _NETINET_IP_ENCAP_H_
37 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
39 #ifndef _SYS_QUEUE_H_
40 #include <sys/queue.h>
41 #endif
42 #ifndef _SYS_SOCKET_H_
43 #include <sys/socket.h>
44 #endif
46 struct mbuf;
48 struct encaptab {
49 LIST_ENTRY(encaptab) chain;
50 int af;
51 int proto; /* -1: don't care, I'll check myself */
52 struct sockaddr_storage src; /* my addr */
53 struct sockaddr_storage srcmask;
54 struct sockaddr_storage dst; /* remote addr */
55 struct sockaddr_storage dstmask;
56 int (*func)(const struct mbuf *, int, int, void *);
57 const struct protosw *psw; /* only pr_input will be used */
58 void *arg; /* passed via m->m_pkthdr.aux */
61 #endif
63 #ifdef _KERNEL
65 void encap_init(void);
66 void encap4_input(struct mbuf *, ...);
67 int encap6_input(struct mbuf **, int *, int);
68 const struct encaptab *encap_attach(int, int, const struct sockaddr *,
69 const struct sockaddr *, const struct sockaddr *,
70 const struct sockaddr *, const struct protosw *, void *);
71 const struct encaptab *encap_attach_func(int, int,
72 int (*)(const struct mbuf *, int, int, void *),
73 const struct protosw *, void *);
74 int encap_detach(const struct encaptab *);
75 void *encap_getarg(struct mbuf *);
77 #endif
79 #endif /*_NETINET_IP_ENCAP_H_*/