1 | /* |
2 | * Copyright (c) 2000-2012 Apple Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | /* $KAME: ip_encap.h,v 1.6 2000/03/06 04:34:21 itojun Exp $ */ |
29 | |
30 | /* |
31 | * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. |
32 | * All rights reserved. |
33 | * |
34 | * Redistribution and use in source and binary forms, with or without |
35 | * modification, are permitted provided that the following conditions |
36 | * are met: |
37 | * 1. Redistributions of source code must retain the above copyright |
38 | * notice, this list of conditions and the following disclaimer. |
39 | * 2. Redistributions in binary form must reproduce the above copyright |
40 | * notice, this list of conditions and the following disclaimer in the |
41 | * documentation and/or other materials provided with the distribution. |
42 | * 3. Neither the name of the project nor the names of its contributors |
43 | * may be used to endorse or promote products derived from this software |
44 | * without specific prior written permission. |
45 | * |
46 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
47 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
48 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
49 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE |
50 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
51 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
52 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
53 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
54 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
55 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
56 | * SUCH DAMAGE. |
57 | */ |
58 | |
59 | #ifndef _NETINET_IP_ENCAP_H_ |
60 | #define _NETINET_IP_ENCAP_H_ |
61 | #ifdef BSD_KERNEL_PRIVATE |
62 | |
63 | struct encaptab { |
64 | LIST_ENTRY(encaptab) chain; |
65 | int af; |
66 | int proto; /* -1: don't care, I'll check myself */ |
67 | struct sockaddr_storage src; /* my addr */ |
68 | struct sockaddr_storage srcmask; |
69 | struct sockaddr_storage dst; /* remote addr */ |
70 | struct sockaddr_storage dstmask; |
71 | int (*func)(const struct mbuf *, int, int, void *); |
72 | const struct protosw *psw; /* only pr_input will be used */ |
73 | void *arg; /* passed via m->m_pkthdr.aux */ |
74 | }; |
75 | |
76 | struct protosw; |
77 | struct ip6protosw; |
78 | struct domain; |
79 | |
80 | __BEGIN_DECLS |
81 | void encap4_input(struct mbuf *, int); |
82 | int encap6_input(struct mbuf **, int *, int); |
83 | const struct encaptab *encap_attach(int, int, const struct sockaddr *, |
84 | const struct sockaddr *, const struct sockaddr *, |
85 | const struct sockaddr *, const struct protosw *, void *); |
86 | const struct encaptab *encap_attach_func(int, int, |
87 | int (*)(const struct mbuf *, int, int, void *), |
88 | const struct protosw *, void *); |
89 | int encap_detach(const struct encaptab *); |
90 | void *encap_getarg(struct mbuf *); |
91 | void encap_init(void); |
92 | |
93 | void encap_register_m_tag(void); |
94 | |
95 | __END_DECLS |
96 | |
97 | #endif /* BSD_KERNEL_PRIVATE */ |
98 | #endif /*_NETINET_IP_ENCAP_H_*/ |
99 | |