1190207Srpaulo/* @(#) $Header: /tcpdump/master/tcpdump/icmp6.h,v 1.18 2007-08-29 02:31:44 mcr Exp $ (LBL) */ 2190207Srpaulo/* NetBSD: icmp6.h,v 1.13 2000/08/03 16:30:37 itojun Exp */ 375115Sfenner/* $KAME: icmp6.h,v 1.22 2000/08/03 15:25:16 jinmei Exp $ */ 475115Sfenner 575115Sfenner/* 675115Sfenner * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 775115Sfenner * All rights reserved. 875115Sfenner * 975115Sfenner * Redistribution and use in source and binary forms, with or without 1075115Sfenner * modification, are permitted provided that the following conditions 1175115Sfenner * are met: 1275115Sfenner * 1. Redistributions of source code must retain the above copyright 1375115Sfenner * notice, this list of conditions and the following disclaimer. 1475115Sfenner * 2. Redistributions in binary form must reproduce the above copyright 1575115Sfenner * notice, this list of conditions and the following disclaimer in the 1675115Sfenner * documentation and/or other materials provided with the distribution. 1775115Sfenner * 3. Neither the name of the project nor the names of its contributors 1875115Sfenner * may be used to endorse or promote products derived from this software 1975115Sfenner * without specific prior written permission. 2075115Sfenner * 2175115Sfenner * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 2275115Sfenner * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2375115Sfenner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2475115Sfenner * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 2575115Sfenner * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2675115Sfenner * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2775115Sfenner * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2875115Sfenner * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2975115Sfenner * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3075115Sfenner * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3175115Sfenner * SUCH DAMAGE. 3275115Sfenner */ 3375115Sfenner 3475115Sfenner/* 3575115Sfenner * Copyright (c) 1982, 1986, 1993 3675115Sfenner * The Regents of the University of California. All rights reserved. 3775115Sfenner * 3875115Sfenner * Redistribution and use in source and binary forms, with or without 3975115Sfenner * modification, are permitted provided that the following conditions 4075115Sfenner * are met: 4175115Sfenner * 1. Redistributions of source code must retain the above copyright 4275115Sfenner * notice, this list of conditions and the following disclaimer. 4375115Sfenner * 2. Redistributions in binary form must reproduce the above copyright 4475115Sfenner * notice, this list of conditions and the following disclaimer in the 4575115Sfenner * documentation and/or other materials provided with the distribution. 4675115Sfenner * 3. All advertising materials mentioning features or use of this software 4775115Sfenner * must display the following acknowledgement: 4875115Sfenner * This product includes software developed by the University of 4975115Sfenner * California, Berkeley and its contributors. 5075115Sfenner * 4. Neither the name of the University nor the names of its contributors 5175115Sfenner * may be used to endorse or promote products derived from this software 5275115Sfenner * without specific prior written permission. 5375115Sfenner * 5475115Sfenner * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 5575115Sfenner * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 5675115Sfenner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 5775115Sfenner * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 5875115Sfenner * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 5975115Sfenner * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 6075115Sfenner * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 6175115Sfenner * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 6275115Sfenner * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 6375115Sfenner * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 6475115Sfenner * SUCH DAMAGE. 6575115Sfenner * 6675115Sfenner * @(#)ip_icmp.h 8.1 (Berkeley) 6/10/93 6775115Sfenner */ 6875115Sfenner 6975115Sfenner#ifndef _NETINET_ICMP6_H_ 7075115Sfenner#define _NETINET_ICMP6_H_ 7175115Sfenner 7275115Sfennerstruct icmp6_hdr { 7375115Sfenner u_int8_t icmp6_type; /* type field */ 7475115Sfenner u_int8_t icmp6_code; /* code field */ 7575115Sfenner u_int16_t icmp6_cksum; /* checksum field */ 7675115Sfenner union { 7775115Sfenner u_int32_t icmp6_un_data32[1]; /* type-specific field */ 7875115Sfenner u_int16_t icmp6_un_data16[2]; /* type-specific field */ 7975115Sfenner u_int8_t icmp6_un_data8[4]; /* type-specific field */ 8075115Sfenner } icmp6_dataun; 8175115Sfenner}; 8275115Sfenner 8375115Sfenner#define icmp6_data32 icmp6_dataun.icmp6_un_data32 8475115Sfenner#define icmp6_data16 icmp6_dataun.icmp6_un_data16 8575115Sfenner#define icmp6_data8 icmp6_dataun.icmp6_un_data8 8675115Sfenner#define icmp6_pptr icmp6_data32[0] /* parameter prob */ 8775115Sfenner#define icmp6_mtu icmp6_data32[0] /* packet too big */ 8875115Sfenner#define icmp6_id icmp6_data16[0] /* echo request/reply */ 8975115Sfenner#define icmp6_seq icmp6_data16[1] /* echo request/reply */ 9075115Sfenner#define icmp6_maxdelay icmp6_data16[0] /* mcast group membership */ 9175115Sfenner 9275115Sfenner#define ICMP6_DST_UNREACH 1 /* dest unreachable, codes: */ 9375115Sfenner#define ICMP6_PACKET_TOO_BIG 2 /* packet too big */ 9475115Sfenner#define ICMP6_TIME_EXCEEDED 3 /* time exceeded, code: */ 9575115Sfenner#define ICMP6_PARAM_PROB 4 /* ip6 header bad */ 9675115Sfenner 9775115Sfenner#define ICMP6_ECHO_REQUEST 128 /* echo service */ 9875115Sfenner#define ICMP6_ECHO_REPLY 129 /* echo reply */ 9975115Sfenner#define ICMP6_MEMBERSHIP_QUERY 130 /* group membership query */ 10075115Sfenner#define MLD6_LISTENER_QUERY 130 /* multicast listener query */ 10175115Sfenner#define ICMP6_MEMBERSHIP_REPORT 131 /* group membership report */ 10275115Sfenner#define MLD6_LISTENER_REPORT 131 /* multicast listener report */ 10375115Sfenner#define ICMP6_MEMBERSHIP_REDUCTION 132 /* group membership termination */ 10475115Sfenner#define MLD6_LISTENER_DONE 132 /* multicast listener done */ 10575115Sfenner 10675115Sfenner#define ND_ROUTER_SOLICIT 133 /* router solicitation */ 107162017Ssam#define ND_ROUTER_ADVERT 134 /* router advertisement */ 10875115Sfenner#define ND_NEIGHBOR_SOLICIT 135 /* neighbor solicitation */ 109162017Ssam#define ND_NEIGHBOR_ADVERT 136 /* neighbor advertisement */ 11075115Sfenner#define ND_REDIRECT 137 /* redirect */ 11175115Sfenner 11275115Sfenner#define ICMP6_ROUTER_RENUMBERING 138 /* router renumbering */ 11375115Sfenner 11475115Sfenner#define ICMP6_WRUREQUEST 139 /* who are you request */ 11575115Sfenner#define ICMP6_WRUREPLY 140 /* who are you reply */ 11675115Sfenner#define ICMP6_FQDN_QUERY 139 /* FQDN query */ 11775115Sfenner#define ICMP6_FQDN_REPLY 140 /* FQDN reply */ 11875115Sfenner#define ICMP6_NI_QUERY 139 /* node information request */ 11975115Sfenner#define ICMP6_NI_REPLY 140 /* node information reply */ 120146773Ssam#define IND_SOLICIT 141 /* inverse neighbor solicitation */ 121146773Ssam#define IND_ADVERT 142 /* inverse neighbor advertisement */ 12275115Sfenner 123146773Ssam#define ICMP6_V2_MEMBERSHIP_REPORT 143 /* v2 membership report */ 124146773Ssam#define MLDV2_LISTENER_REPORT 143 /* v2 multicast listener report */ 125146773Ssam#define ICMP6_HADISCOV_REQUEST 144 126146773Ssam#define ICMP6_HADISCOV_REPLY 145 127146773Ssam#define ICMP6_MOBILEPREFIX_SOLICIT 146 128146773Ssam#define ICMP6_MOBILEPREFIX_ADVERT 147 12975115Sfenner 130146773Ssam#define MLD6_MTRACE_RESP 200 /* mtrace response(to sender) */ 131146773Ssam#define MLD6_MTRACE 201 /* mtrace messages */ 13275115Sfenner 133146773Ssam#define ICMP6_MAXTYPE 201 134127668Sbms 13575115Sfenner#define ICMP6_DST_UNREACH_NOROUTE 0 /* no route to destination */ 13675115Sfenner#define ICMP6_DST_UNREACH_ADMIN 1 /* administratively prohibited */ 13775115Sfenner#define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 /* not a neighbor(obsolete) */ 13875115Sfenner#define ICMP6_DST_UNREACH_BEYONDSCOPE 2 /* beyond scope of source address */ 13975115Sfenner#define ICMP6_DST_UNREACH_ADDR 3 /* address unreachable */ 14075115Sfenner#define ICMP6_DST_UNREACH_NOPORT 4 /* port unreachable */ 14175115Sfenner 14275115Sfenner#define ICMP6_TIME_EXCEED_TRANSIT 0 /* ttl==0 in transit */ 14375115Sfenner#define ICMP6_TIME_EXCEED_REASSEMBLY 1 /* ttl==0 in reass */ 14475115Sfenner 14575115Sfenner#define ICMP6_PARAMPROB_HEADER 0 /* erroneous header field */ 14675115Sfenner#define ICMP6_PARAMPROB_NEXTHEADER 1 /* unrecognized next header */ 14775115Sfenner#define ICMP6_PARAMPROB_OPTION 2 /* unrecognized option */ 14875115Sfenner 14975115Sfenner#define ICMP6_INFOMSG_MASK 0x80 /* all informational messages */ 15075115Sfenner 15175115Sfenner#define ICMP6_NI_SUBJ_IPV6 0 /* Query Subject is an IPv6 address */ 15275115Sfenner#define ICMP6_NI_SUBJ_FQDN 1 /* Query Subject is a Domain name */ 15375115Sfenner#define ICMP6_NI_SUBJ_IPV4 2 /* Query Subject is an IPv4 address */ 15475115Sfenner 15575115Sfenner#define ICMP6_NI_SUCCESS 0 /* node information successful reply */ 15675115Sfenner#define ICMP6_NI_REFUSED 1 /* node information request is refused */ 15775115Sfenner#define ICMP6_NI_UNKNOWN 2 /* unknown Qtype */ 15875115Sfenner 15975115Sfenner#define ICMP6_ROUTER_RENUMBERING_COMMAND 0 /* rr command */ 16075115Sfenner#define ICMP6_ROUTER_RENUMBERING_RESULT 1 /* rr result */ 16175115Sfenner#define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255 /* rr seq num reset */ 16275115Sfenner 16375115Sfenner/* Used in kernel only */ 16475115Sfenner#define ND_REDIRECT_ONLINK 0 /* redirect to an on-link node */ 16575115Sfenner#define ND_REDIRECT_ROUTER 1 /* redirect to a better router */ 16675115Sfenner 16775115Sfenner/* 16875115Sfenner * Multicast Listener Discovery 16975115Sfenner */ 17075115Sfennerstruct mld6_hdr { 17175115Sfenner struct icmp6_hdr mld6_hdr; 17275115Sfenner struct in6_addr mld6_addr; /* multicast address */ 17375115Sfenner}; 17475115Sfenner 17575115Sfenner#define mld6_type mld6_hdr.icmp6_type 17675115Sfenner#define mld6_code mld6_hdr.icmp6_code 17775115Sfenner#define mld6_cksum mld6_hdr.icmp6_cksum 17875115Sfenner#define mld6_maxdelay mld6_hdr.icmp6_data16[0] 17975115Sfenner#define mld6_reserved mld6_hdr.icmp6_data16[1] 18075115Sfenner 181146773Ssam#define MLD_MINLEN 24 182146773Ssam#define MLDV2_MINLEN 28 183146773Ssam 18475115Sfenner/* 18575115Sfenner * Neighbor Discovery 18675115Sfenner */ 18775115Sfenner 18875115Sfennerstruct nd_router_solicit { /* router solicitation */ 18975115Sfenner struct icmp6_hdr nd_rs_hdr; 19075115Sfenner /* could be followed by options */ 19175115Sfenner}; 19275115Sfenner 19375115Sfenner#define nd_rs_type nd_rs_hdr.icmp6_type 19475115Sfenner#define nd_rs_code nd_rs_hdr.icmp6_code 19575115Sfenner#define nd_rs_cksum nd_rs_hdr.icmp6_cksum 19675115Sfenner#define nd_rs_reserved nd_rs_hdr.icmp6_data32[0] 19775115Sfenner 19875115Sfennerstruct nd_router_advert { /* router advertisement */ 19975115Sfenner struct icmp6_hdr nd_ra_hdr; 20075115Sfenner u_int32_t nd_ra_reachable; /* reachable time */ 20175115Sfenner u_int32_t nd_ra_retransmit; /* retransmit timer */ 20275115Sfenner /* could be followed by options */ 20375115Sfenner}; 20475115Sfenner 20575115Sfenner#define nd_ra_type nd_ra_hdr.icmp6_type 20675115Sfenner#define nd_ra_code nd_ra_hdr.icmp6_code 20775115Sfenner#define nd_ra_cksum nd_ra_hdr.icmp6_cksum 20875115Sfenner#define nd_ra_curhoplimit nd_ra_hdr.icmp6_data8[0] 20975115Sfenner#define nd_ra_flags_reserved nd_ra_hdr.icmp6_data8[1] 21075115Sfenner#define ND_RA_FLAG_MANAGED 0x80 21175115Sfenner#define ND_RA_FLAG_OTHER 0x40 21298524Sfenner#define ND_RA_FLAG_HOME_AGENT 0x20 21398524Sfenner 21498524Sfenner/* 21598524Sfenner * Router preference values based on draft-draves-ipngwg-router-selection-01. 21698524Sfenner * These are non-standard definitions. 21798524Sfenner */ 21898524Sfenner#define ND_RA_FLAG_RTPREF_MASK 0x18 /* 00011000 */ 21998524Sfenner 22098524Sfenner#define ND_RA_FLAG_RTPREF_HIGH 0x08 /* 00001000 */ 22198524Sfenner#define ND_RA_FLAG_RTPREF_MEDIUM 0x00 /* 00000000 */ 22298524Sfenner#define ND_RA_FLAG_RTPREF_LOW 0x18 /* 00011000 */ 22398524Sfenner#define ND_RA_FLAG_RTPREF_RSV 0x10 /* 00010000 */ 22498524Sfenner 22575115Sfenner#define nd_ra_router_lifetime nd_ra_hdr.icmp6_data16[1] 22675115Sfenner 22775115Sfennerstruct nd_neighbor_solicit { /* neighbor solicitation */ 22875115Sfenner struct icmp6_hdr nd_ns_hdr; 22975115Sfenner struct in6_addr nd_ns_target; /*target address */ 23075115Sfenner /* could be followed by options */ 23175115Sfenner}; 23275115Sfenner 23375115Sfenner#define nd_ns_type nd_ns_hdr.icmp6_type 23475115Sfenner#define nd_ns_code nd_ns_hdr.icmp6_code 23575115Sfenner#define nd_ns_cksum nd_ns_hdr.icmp6_cksum 23675115Sfenner#define nd_ns_reserved nd_ns_hdr.icmp6_data32[0] 23775115Sfenner 23875115Sfennerstruct nd_neighbor_advert { /* neighbor advertisement */ 23975115Sfenner struct icmp6_hdr nd_na_hdr; 24075115Sfenner struct in6_addr nd_na_target; /* target address */ 24175115Sfenner /* could be followed by options */ 24275115Sfenner}; 24375115Sfenner 24475115Sfenner#define nd_na_type nd_na_hdr.icmp6_type 24575115Sfenner#define nd_na_code nd_na_hdr.icmp6_code 24675115Sfenner#define nd_na_cksum nd_na_hdr.icmp6_cksum 24775115Sfenner#define nd_na_flags_reserved nd_na_hdr.icmp6_data32[0] 24875115Sfenner 249146773Ssam#define ND_NA_FLAG_ROUTER 0x80000000 250146773Ssam#define ND_NA_FLAG_SOLICITED 0x40000000 251146773Ssam#define ND_NA_FLAG_OVERRIDE 0x20000000 252146773Ssam 25375115Sfennerstruct nd_redirect { /* redirect */ 25475115Sfenner struct icmp6_hdr nd_rd_hdr; 25575115Sfenner struct in6_addr nd_rd_target; /* target address */ 25675115Sfenner struct in6_addr nd_rd_dst; /* destination address */ 25775115Sfenner /* could be followed by options */ 25875115Sfenner}; 25975115Sfenner 26075115Sfenner#define nd_rd_type nd_rd_hdr.icmp6_type 26175115Sfenner#define nd_rd_code nd_rd_hdr.icmp6_code 26275115Sfenner#define nd_rd_cksum nd_rd_hdr.icmp6_cksum 26375115Sfenner#define nd_rd_reserved nd_rd_hdr.icmp6_data32[0] 26475115Sfenner 26575115Sfennerstruct nd_opt_hdr { /* Neighbor discovery option header */ 26675115Sfenner u_int8_t nd_opt_type; 26775115Sfenner u_int8_t nd_opt_len; 26875115Sfenner /* followed by option specific data*/ 26975115Sfenner}; 27075115Sfenner 27175115Sfenner#define ND_OPT_SOURCE_LINKADDR 1 27275115Sfenner#define ND_OPT_TARGET_LINKADDR 2 27375115Sfenner#define ND_OPT_PREFIX_INFORMATION 3 27475115Sfenner#define ND_OPT_REDIRECTED_HEADER 4 27575115Sfenner#define ND_OPT_MTU 5 27698524Sfenner#define ND_OPT_ADVINTERVAL 7 27798524Sfenner#define ND_OPT_HOMEAGENT_INFO 8 27898524Sfenner#define ND_OPT_ROUTE_INFO 9 /* draft-ietf-ipngwg-router-preference, not officially assigned yet */ 279214478Srpaulo#define ND_OPT_RDNSS 25 280251158Sdelphij#define ND_OPT_DNSSL 31 28175115Sfenner 28275115Sfennerstruct nd_opt_prefix_info { /* prefix information */ 28375115Sfenner u_int8_t nd_opt_pi_type; 28475115Sfenner u_int8_t nd_opt_pi_len; 28575115Sfenner u_int8_t nd_opt_pi_prefix_len; 28675115Sfenner u_int8_t nd_opt_pi_flags_reserved; 287146773Ssam u_int8_t nd_opt_pi_valid_time[4]; 288146773Ssam u_int8_t nd_opt_pi_preferred_time[4]; 289146773Ssam u_int8_t nd_opt_pi_reserved2[4]; 29075115Sfenner struct in6_addr nd_opt_pi_prefix; 29175115Sfenner}; 29275115Sfenner 29375115Sfenner#define ND_OPT_PI_FLAG_ONLINK 0x80 29475115Sfenner#define ND_OPT_PI_FLAG_AUTO 0x40 29575115Sfenner#define ND_OPT_PI_FLAG_ROUTER 0x20 /*2292bis*/ 29675115Sfenner 29775115Sfennerstruct nd_opt_rd_hdr { /* redirected header */ 29875115Sfenner u_int8_t nd_opt_rh_type; 29975115Sfenner u_int8_t nd_opt_rh_len; 30075115Sfenner u_int16_t nd_opt_rh_reserved1; 30175115Sfenner u_int32_t nd_opt_rh_reserved2; 30275115Sfenner /* followed by IP header and data */ 30375115Sfenner}; 30475115Sfenner 30575115Sfennerstruct nd_opt_mtu { /* MTU option */ 30675115Sfenner u_int8_t nd_opt_mtu_type; 30775115Sfenner u_int8_t nd_opt_mtu_len; 30875115Sfenner u_int16_t nd_opt_mtu_reserved; 30975115Sfenner u_int32_t nd_opt_mtu_mtu; 31075115Sfenner}; 31175115Sfenner 312251158Sdelphijstruct nd_opt_rdnss { /* RDNSS RFC 6106 5.1 */ 313214478Srpaulo u_int8_t nd_opt_rdnss_type; 314214478Srpaulo u_int8_t nd_opt_rdnss_len; 315214478Srpaulo u_int16_t nd_opt_rdnss_reserved; 316214478Srpaulo u_int32_t nd_opt_rdnss_lifetime; 317214478Srpaulo struct in6_addr nd_opt_rdnss_addr[1]; /* variable-length */ 318214478Srpaulo}; 319214478Srpaulo 320251158Sdelphijstruct nd_opt_dnssl { /* DNSSL RFC 6106 5.2 */ 321251158Sdelphij u_int8_t nd_opt_dnssl_type; 322251158Sdelphij u_int8_t nd_opt_dnssl_len; 323251158Sdelphij u_int16_t nd_opt_dnssl_reserved; 324251158Sdelphij u_int32_t nd_opt_dnssl_lifetime; 325251158Sdelphij /* followed by list of DNS search domains, variable-length */ 326251158Sdelphij}; 327251158Sdelphij 32898524Sfennerstruct nd_opt_advinterval { /* Advertisement interval option */ 32998524Sfenner u_int8_t nd_opt_adv_type; 33098524Sfenner u_int8_t nd_opt_adv_len; 33198524Sfenner u_int16_t nd_opt_adv_reserved; 33298524Sfenner u_int32_t nd_opt_adv_interval; 33375115Sfenner}; 33475115Sfenner 33598524Sfennerstruct nd_opt_homeagent_info { /* Home Agent info */ 33698524Sfenner u_int8_t nd_opt_hai_type; 33798524Sfenner u_int8_t nd_opt_hai_len; 33898524Sfenner u_int16_t nd_opt_hai_reserved; 33998524Sfenner int16_t nd_opt_hai_preference; 34098524Sfenner u_int16_t nd_opt_hai_lifetime; 34198524Sfenner}; 34298524Sfenner 34398524Sfennerstruct nd_opt_route_info { /* route info */ 34498524Sfenner u_int8_t nd_opt_rti_type; 34598524Sfenner u_int8_t nd_opt_rti_len; 34698524Sfenner u_int8_t nd_opt_rti_prefixlen; 34798524Sfenner u_int8_t nd_opt_rti_flags; 34898524Sfenner u_int32_t nd_opt_rti_lifetime; 34998524Sfenner /* prefix follows */ 35098524Sfenner}; 35198524Sfenner 35275115Sfenner/* 35375115Sfenner * icmp6 namelookup 35475115Sfenner */ 35575115Sfenner 35675115Sfennerstruct icmp6_namelookup { 35775115Sfenner struct icmp6_hdr icmp6_nl_hdr; 35875115Sfenner u_int8_t icmp6_nl_nonce[8]; 35975115Sfenner int32_t icmp6_nl_ttl; 36075115Sfenner#if 0 36175115Sfenner u_int8_t icmp6_nl_len; 36275115Sfenner u_int8_t icmp6_nl_name[3]; 36375115Sfenner#endif 36475115Sfenner /* could be followed by options */ 36575115Sfenner}; 36675115Sfenner 36775115Sfenner/* 36875115Sfenner * icmp6 node information 36975115Sfenner */ 37075115Sfennerstruct icmp6_nodeinfo { 37175115Sfenner struct icmp6_hdr icmp6_ni_hdr; 37275115Sfenner u_int8_t icmp6_ni_nonce[8]; 37375115Sfenner /* could be followed by reply data */ 37475115Sfenner}; 37575115Sfenner 37675115Sfenner#define ni_type icmp6_ni_hdr.icmp6_type 37775115Sfenner#define ni_code icmp6_ni_hdr.icmp6_code 37875115Sfenner#define ni_cksum icmp6_ni_hdr.icmp6_cksum 37975115Sfenner#define ni_qtype icmp6_ni_hdr.icmp6_data16[0] 38075115Sfenner#define ni_flags icmp6_ni_hdr.icmp6_data16[1] 38175115Sfenner 38275115Sfenner#define NI_QTYPE_NOOP 0 /* NOOP */ 38375115Sfenner#define NI_QTYPE_SUPTYPES 1 /* Supported Qtypes */ 38475115Sfenner#define NI_QTYPE_FQDN 2 /* FQDN (draft 04) */ 38575115Sfenner#define NI_QTYPE_DNSNAME 2 /* DNS Name */ 38675115Sfenner#define NI_QTYPE_NODEADDR 3 /* Node Addresses */ 38775115Sfenner#define NI_QTYPE_IPV4ADDR 4 /* IPv4 Addresses */ 38875115Sfenner 38975115Sfenner/* network endian */ 39075115Sfenner#define NI_SUPTYPE_FLAG_COMPRESS ((u_int16_t)htons(0x1)) 39175115Sfenner#define NI_FQDN_FLAG_VALIDTTL ((u_int16_t)htons(0x1)) 39275115Sfenner 39375115Sfenner/* network endian */ 39475115Sfenner#define NI_NODEADDR_FLAG_TRUNCATE ((u_int16_t)htons(0x1)) 39575115Sfenner#define NI_NODEADDR_FLAG_ALL ((u_int16_t)htons(0x2)) 39675115Sfenner#define NI_NODEADDR_FLAG_COMPAT ((u_int16_t)htons(0x4)) 39775115Sfenner#define NI_NODEADDR_FLAG_LINKLOCAL ((u_int16_t)htons(0x8)) 39875115Sfenner#define NI_NODEADDR_FLAG_SITELOCAL ((u_int16_t)htons(0x10)) 39975115Sfenner#define NI_NODEADDR_FLAG_GLOBAL ((u_int16_t)htons(0x20)) 40075115Sfenner#define NI_NODEADDR_FLAG_ANYCAST ((u_int16_t)htons(0x40)) /* just experimental. not in spec */ 40175115Sfenner 40275115Sfennerstruct ni_reply_fqdn { 40375115Sfenner u_int32_t ni_fqdn_ttl; /* TTL */ 40475115Sfenner u_int8_t ni_fqdn_namelen; /* length in octets of the FQDN */ 40575115Sfenner u_int8_t ni_fqdn_name[3]; /* XXX: alignment */ 40675115Sfenner}; 40775115Sfenner 40875115Sfenner/* 40975115Sfenner * Router Renumbering. as router-renum-08.txt 41075115Sfenner */ 41175115Sfennerstruct icmp6_router_renum { /* router renumbering header */ 41275115Sfenner struct icmp6_hdr rr_hdr; 41375115Sfenner u_int8_t rr_segnum; 41475115Sfenner u_int8_t rr_flags; 41575115Sfenner u_int16_t rr_maxdelay; 41675115Sfenner u_int32_t rr_reserved; 41775115Sfenner}; 41875115Sfenner#define ICMP6_RR_FLAGS_TEST 0x80 41975115Sfenner#define ICMP6_RR_FLAGS_REQRESULT 0x40 42098524Sfenner#define ICMP6_RR_FLAGS_FORCEAPPLY 0x20 42175115Sfenner#define ICMP6_RR_FLAGS_SPECSITE 0x10 42275115Sfenner#define ICMP6_RR_FLAGS_PREVDONE 0x08 42375115Sfenner 42475115Sfenner#define rr_type rr_hdr.icmp6_type 42575115Sfenner#define rr_code rr_hdr.icmp6_code 42675115Sfenner#define rr_cksum rr_hdr.icmp6_cksum 42775115Sfenner#define rr_seqnum rr_hdr.icmp6_data32[0] 42875115Sfenner 42975115Sfennerstruct rr_pco_match { /* match prefix part */ 43075115Sfenner u_int8_t rpm_code; 43175115Sfenner u_int8_t rpm_len; 43275115Sfenner u_int8_t rpm_ordinal; 43375115Sfenner u_int8_t rpm_matchlen; 43475115Sfenner u_int8_t rpm_minlen; 43575115Sfenner u_int8_t rpm_maxlen; 43675115Sfenner u_int16_t rpm_reserved; 43775115Sfenner struct in6_addr rpm_prefix; 43875115Sfenner}; 43975115Sfenner 44075115Sfenner#define RPM_PCO_ADD 1 44175115Sfenner#define RPM_PCO_CHANGE 2 44275115Sfenner#define RPM_PCO_SETGLOBAL 3 44375115Sfenner#define RPM_PCO_MAX 4 44475115Sfenner 44575115Sfennerstruct rr_pco_use { /* use prefix part */ 44675115Sfenner u_int8_t rpu_uselen; 44775115Sfenner u_int8_t rpu_keeplen; 44875115Sfenner u_int8_t rpu_ramask; 44975115Sfenner u_int8_t rpu_raflags; 45075115Sfenner u_int32_t rpu_vltime; 45175115Sfenner u_int32_t rpu_pltime; 45275115Sfenner u_int32_t rpu_flags; 45375115Sfenner struct in6_addr rpu_prefix; 45475115Sfenner}; 45575115Sfenner#define ICMP6_RR_PCOUSE_RAFLAGS_ONLINK 0x80 45675115Sfenner#define ICMP6_RR_PCOUSE_RAFLAGS_AUTO 0x40 45775115Sfenner 45875115Sfenner/* network endian */ 45975115Sfenner#define ICMP6_RR_PCOUSE_FLAGS_DECRVLTIME ((u_int32_t)htonl(0x80000000)) 46075115Sfenner#define ICMP6_RR_PCOUSE_FLAGS_DECRPLTIME ((u_int32_t)htonl(0x40000000)) 46175115Sfenner 46275115Sfennerstruct rr_result { /* router renumbering result message */ 46375115Sfenner u_int16_t rrr_flags; 46475115Sfenner u_int8_t rrr_ordinal; 46575115Sfenner u_int8_t rrr_matchedlen; 46675115Sfenner u_int32_t rrr_ifid; 46775115Sfenner struct in6_addr rrr_prefix; 46875115Sfenner}; 46975115Sfenner/* network endian */ 47075115Sfenner#define ICMP6_RR_RESULT_FLAGS_OOB ((u_int16_t)htons(0x0002)) 47175115Sfenner#define ICMP6_RR_RESULT_FLAGS_FORBIDDEN ((u_int16_t)htons(0x0001)) 47275115Sfenner 47375115Sfenner#endif /* not _NETINET_ICMP6_H_ */ 474