2 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
29 * $KAME: ip6protosw.h,v 1.25 2001/09/26 06:13:03 keiichi Exp $
33 * Copyright (c) 1982, 1986, 1993
34 * The Regents of the University of California. All rights reserved.
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
39 * 1. Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in the
43 * documentation and/or other materials provided with the distribution.
44 * 4. Neither the name of the University nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
60 * @(#)protosw.h 8.1 (Berkeley) 6/2/93
61 * BSDI protosw.h,v 2.3 1996/10/11 16:02:40 pjd Exp
65 #ifndef _NETINET6_IP6PROTOSW_H_
66 #define _NETINET6_IP6PROTOSW_H_
69 * Protocol switch table for IPv6.
70 * All other definitions should refer to sys/protosw.h
84 * argument type for the last arg of pr_ctlinput().
85 * should be consulted only with AF_INET6 family.
87 * IPv6 ICMP IPv6 [exthdrs] finalhdr payload
89 * | | ip6c_ip6 ip6c_off
93 * ip6c_finaldst usually points to ip6c_ip6->ip6_dst. if the original
94 * (internal) packet carries a routing header, it may point the final
95 * dstination address in the routing header.
97 * ip6c_src: ip6c_ip6->ip6_src + scope info + flowlabel in ip6c_ip6
98 * (beware of flowlabel, if you try to compare it against others)
99 * ip6c_dst: ip6c_finaldst + scope info
102 struct mbuf *ip6c_m; /* start of mbuf chain */
103 struct icmp6_hdr *ip6c_icmp6; /* icmp6 header of target packet */
104 struct ip6_hdr *ip6c_ip6; /* ip6 header of target packet */
105 int ip6c_off; /* offset of the target proto header */
106 struct sockaddr_in6 *ip6c_src; /* srcaddr w/ additional info */
107 struct sockaddr_in6 *ip6c_dst; /* (final) dstaddr w/ additional info */
108 struct in6_addr *ip6c_finaldst; /* final destination address */
109 void *ip6c_cmdarg; /* control command dependent data */
110 u_int8_t ip6c_nxt; /* final next header field */
114 short pr_type; /* socket type used for */
115 struct domain *pr_domain; /* domain protocol a member of */
116 short pr_protocol; /* protocol number */
117 short pr_flags; /* see below */
119 /* protocol-protocol hooks */
120 int (*pr_input) /* input to protocol (from below) */
121 (struct mbuf **, int *, int);
122 int (*pr_output) /* output to protocol (from above) */
123 (struct mbuf *, ...);
124 void (*pr_ctlinput) /* control input (from below) */
125 (int, struct sockaddr *, void *);
126 int (*pr_ctloutput) /* control output (from above) */
127 (struct socket *, struct sockopt *);
130 void (*pr_init) /* initialization hook */
132 void (*pr_destroy) /* cleanup hook */
135 void (*pr_fasttimo) /* fast timeout (200ms) */
137 void (*pr_slowtimo) /* slow timeout (500ms) */
139 void (*pr_drain) /* flush any excess space possible */
141 struct pr_usrreqs *pr_usrreqs; /* supersedes pr_usrreq() */
145 extern struct ip6protosw inet6sw[];
148 #endif /* !_NETINET6_IP6PROTOSW_H_ */