1 /*
2 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the project nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: src/sys/netinet6/ip6protosw.h,v 1.2.2.4 2002/04/28 05:40:27 suz Exp $
30 * $DragonFly: src/sys/netinet6/ip6protosw.h,v 1.9 2008/10/27 02:56:30 sephe Exp $
31 * $KAME: ip6protosw.h,v 1.25 2001/09/26 06:13:03 keiichi Exp $
32 */
33
34 /* BSDI protosw.h,v 2.3 1996/10/11 16:02:40 pjd Exp */
35
36 /*-
37 * Copyright (c) 1982, 1986, 1993
38 * The Regents of the University of California. All rights reserved.
39 *
40 * Redistribution and use in source and binary forms, with or without
41 * modification, are permitted provided that the following conditions
42 * are met:
43 * 1. Redistributions of source code must retain the above copyright
44 * notice, this list of conditions and the following disclaimer.
45 * 2. Redistributions in binary form must reproduce the above copyright
46 * notice, this list of conditions and the following disclaimer in the
47 * documentation and/or other materials provided with the distribution.
48 * 3. All advertising materials mentioning features or use of this software
49 * must display the following acknowledgement:
50 * This product includes software developed by the University of
51 * California, Berkeley and its contributors.
52 * 4. Neither the name of the University nor the names of its contributors
53 * may be used to endorse or promote products derived from this software
54 * without specific prior written permission.
55 *
56 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
57 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
58 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
59 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
60 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
61 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
62 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
63 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
64 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
65 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
66 * SUCH DAMAGE.
67 *
68 * @(#)protosw.h 8.1 (Berkeley) 6/2/93
69 */
70
71 #ifndef _NETINET6_IP6PROTOSW_H_
72 #define _NETINET6_IP6PROTOSW_H_
73
74 #ifndef _SYS_TYPES_H_
75 #include <sys/types.h>
76 #endif
77
78 /*
79 * Protocol switch table for IPv6.
80 * All other definitions should refer to sys/protosw.h
81 */
82
83 struct mbuf;
84 struct sockaddr;
85 struct socket;
86 struct sockopt;
87 struct domain;
88 struct proc;
89 struct ip6_hdr;
90 struct icmp6_hdr;
91 struct in6_addr;
92 struct pr_usrreqs;
93
94 /*
95 * argument type for the last arg of pr_ctlinput().
96 * should be consulted only with AF_INET6 family.
97 *
98 * IPv6 ICMP IPv6 [exthdrs] finalhdr paylaod
99 * ^ ^ ^ ^
100 * | | ip6c_ip6 ip6c_off
101 * | ip6c_icmp6
102 * ip6c_m
103 *
104 * ip6c_finaldst usually points to ip6c_ip6->ip6_dst. if the original
105 * (internal) packet carries a routing header, it may point the final
106 * dstination address in the routing header.
107 *
108 * ip6c_src: ip6c_ip6->ip6_src + scope info + flowlabel in ip6c_ip6
109 * (beware of flowlabel, if you try to compare it against others)
110 * ip6c_dst: ip6c_finaldst + scope info
111 */
112 struct ip6ctlparam {
113 struct mbuf *ip6c_m; /* start of mbuf chain */
114 struct icmp6_hdr *ip6c_icmp6; /* icmp6 header of target packet */
115 struct ip6_hdr *ip6c_ip6; /* ip6 header of target packet */
116 int ip6c_off; /* offset of the target proto header */
117 struct sockaddr_in6 *ip6c_src; /* srcaddr w/ additional info */
118 struct sockaddr_in6 *ip6c_dst; /* (final) dstaddr w/ additional info */
119 struct in6_addr *ip6c_finaldst; /* final destination address */
120 void *ip6c_cmdarg; /* control command dependent data */
121 u_int8_t ip6c_nxt; /* final next header field */
122 };
123
124 #endif /* !_NETINET6_IP6PROTOSW_H_ */
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