1 /* $FreeBSD: src/sys/netinet6/ip6protosw.h,v 1.2.2.4 2002/04/28 05:40:27 suz Exp $ */
2 /* $DragonFly: src/sys/netinet6/ip6protosw.h,v 1.9 2008/10/27 02:56:30 sephe Exp $ */
3 /* $KAME: ip6protosw.h,v 1.25 2001/09/26 06:13:03 keiichi Exp $ */
6 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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
35 /* BSDI protosw.h,v 2.3 1996/10/11 16:02:40 pjd Exp */
38 * Copyright (c) 1982, 1986, 1993
39 * The Regents of the University of California. All rights reserved.
41 * Redistribution and use in source and binary forms, with or without
42 * modification, are permitted provided that the following conditions
44 * 1. Redistributions of source code must retain the above copyright
45 * notice, this list of conditions and the following disclaimer.
46 * 2. Redistributions in binary form must reproduce the above copyright
47 * notice, this list of conditions and the following disclaimer in the
48 * documentation and/or other materials provided with the distribution.
49 * 3. All advertising materials mentioning features or use of this software
50 * must display the following acknowledgement:
51 * This product includes software developed by the University of
52 * California, Berkeley and its contributors.
53 * 4. Neither the name of the University nor the names of its contributors
54 * may be used to endorse or promote products derived from this software
55 * without specific prior written permission.
57 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
58 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
59 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
60 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
61 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
62 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
63 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
64 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
65 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
66 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
69 * @(#)protosw.h 8.1 (Berkeley) 6/2/93
72 #ifndef _NETINET6_IP6PROTOSW_H_
73 #define _NETINET6_IP6PROTOSW_H_
76 #include <sys/types.h>
80 * Protocol switch table for IPv6.
81 * All other definitions should refer to sys/protosw.h
96 * argument type for the last arg of pr_ctlinput().
97 * should be consulted only with AF_INET6 family.
99 * IPv6 ICMP IPv6 [exthdrs] finalhdr paylaod
101 * | | ip6c_ip6 ip6c_off
105 * ip6c_finaldst usually points to ip6c_ip6->ip6_dst. if the original
106 * (internal) packet carries a routing header, it may point the final
107 * dstination address in the routing header.
109 * ip6c_src: ip6c_ip6->ip6_src + scope info + flowlabel in ip6c_ip6
110 * (beware of flowlabel, if you try to compare it against others)
111 * ip6c_dst: ip6c_finaldst + scope info
114 struct mbuf *ip6c_m; /* start of mbuf chain */
115 struct icmp6_hdr *ip6c_icmp6; /* icmp6 header of target packet */
116 struct ip6_hdr *ip6c_ip6; /* ip6 header of target packet */
117 int ip6c_off; /* offset of the target proto header */
118 struct sockaddr_in6 *ip6c_src; /* srcaddr w/ additional info */
119 struct sockaddr_in6 *ip6c_dst; /* (final) dstaddr w/ additional info */
120 struct in6_addr *ip6c_finaldst; /* final destination address */
121 void *ip6c_cmdarg; /* control command dependent data */
122 u_int8_t ip6c_nxt; /* final next header field */
128 short pr_type; /* socket type used for */
129 const struct domain *pr_domain; /* domain protocol a member of */
130 short pr_protocol; /* protocol number */
131 short pr_flags; /* see below */
133 /* protocol-protocol hooks */
134 int (*pr_input) /* input to protocol (from below) */
135 (struct mbuf **, int *, int);
136 int (*pr_output) /* output to protocol (from above) */
137 (struct mbuf *, struct socket *, ...);
138 void (*pr_ctlinput) /* control input (from below) */
139 (int, struct sockaddr *, void *);
140 int (*pr_ctloutput) /* control output (from above) */
141 (struct socket *, struct sockopt *);
143 /* user-protocol hook */
144 struct lwkt_port *(*pr_soport)
145 (struct socket *, struct sockaddr *,
146 struct mbuf **, int);
147 struct lwkt_port *(*pr_ctlport)(int, struct sockaddr *, void *);
150 void (*pr_init) /* initialization hook */
153 void (*pr_fasttimo) /* fast timeout (200ms) */
155 void (*pr_slowtimo) /* slow timeout (500ms) */
157 void (*pr_drain) /* flush any excess space possible */
159 const struct pr_usrreqs *pr_usrreqs; /* supersedes pr_usrreq() */
162 #endif /* !_NETINET6_IP6PROTOSW_H_ */