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. Neither the name of the University nor the names of its contributors 49 * may be used to endorse or promote products derived from this software 50 * without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 62 * SUCH DAMAGE. 63 * 64 * @(#)protosw.h 8.1 (Berkeley) 6/2/93 65 */ 66 67 #ifndef _NETINET6_IP6PROTOSW_H_ 68 #define _NETINET6_IP6PROTOSW_H_ 69 70 #ifndef _SYS_TYPES_H_ 71 #include <sys/types.h> 72 #endif 73 74 /* 75 * Protocol switch table for IPv6. 76 * All other definitions should refer to sys/protosw.h 77 */ 78 79 struct mbuf; 80 struct sockaddr; 81 struct socket; 82 struct sockopt; 83 struct domain; 84 struct proc; 85 struct ip6_hdr; 86 struct icmp6_hdr; 87 struct in6_addr; 88 struct pr_usrreqs; 89 90 /* 91 * argument type for the last arg of pr_ctlinput(). 92 * should be consulted only with AF_INET6 family. 93 * 94 * IPv6 ICMP IPv6 [exthdrs] finalhdr payload 95 * ^ ^ ^ ^ 96 * | | ip6c_ip6 ip6c_off 97 * | ip6c_icmp6 98 * ip6c_m 99 * 100 * ip6c_finaldst usually points to ip6c_ip6->ip6_dst. if the original 101 * (internal) packet carries a routing header, it may point the final 102 * dstination address in the routing header. 103 * 104 * ip6c_src: ip6c_ip6->ip6_src + scope info + flowlabel in ip6c_ip6 105 * (beware of flowlabel, if you try to compare it against others) 106 * ip6c_dst: ip6c_finaldst + scope info 107 */ 108 struct ip6ctlparam { 109 struct mbuf *ip6c_m; /* start of mbuf chain */ 110 struct icmp6_hdr *ip6c_icmp6; /* icmp6 header of target packet */ 111 struct ip6_hdr *ip6c_ip6; /* ip6 header of target packet */ 112 int ip6c_off; /* offset of the target proto header */ 113 struct sockaddr_in6 *ip6c_src; /* srcaddr w/ additional info */ 114 struct sockaddr_in6 *ip6c_dst; /* (final) dstaddr w/ additional info */ 115 struct in6_addr *ip6c_finaldst; /* final destination address */ 116 void *ip6c_cmdarg; /* control command dependent data */ 117 u_int8_t ip6c_nxt; /* final next header field */ 118 }; 119 120 #endif /* !_NETINET6_IP6PROTOSW_H_ */ 121