| /* @(#) $Header: /tcpdump/master/tcpdump/icmp6.h,v 1.18 2007-08-29 02:31:44 mcr Exp $ (LBL) */ |
| /* NetBSD: icmp6.h,v 1.13 2000/08/03 16:30:37 itojun Exp */ |
| /* $KAME: icmp6.h,v 1.22 2000/08/03 15:25:16 jinmei Exp $ */ |
| |
| /* |
| * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the project nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| /* |
| * Copyright (c) 1982, 1986, 1993 |
| * The Regents of the University of California. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgement: |
| * This product includes software developed by the University of |
| * California, Berkeley and its contributors. |
| * 4. Neither the name of the University nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * @(#)ip_icmp.h 8.1 (Berkeley) 6/10/93 |
| */ |
| |
| #ifndef _NETINET_ICMP6_H_ |
| #define _NETINET_ICMP6_H_ |
| |
| struct icmp6_hdr { |
| u_int8_t icmp6_type; /* type field */ |
| u_int8_t icmp6_code; /* code field */ |
| u_int16_t icmp6_cksum; /* checksum field */ |
| union { |
| u_int32_t icmp6_un_data32[1]; /* type-specific field */ |
| u_int16_t icmp6_un_data16[2]; /* type-specific field */ |
| u_int8_t icmp6_un_data8[4]; /* type-specific field */ |
| } icmp6_dataun; |
| }; |
| |
| #define icmp6_data32 icmp6_dataun.icmp6_un_data32 |
| #define icmp6_data16 icmp6_dataun.icmp6_un_data16 |
| #define icmp6_data8 icmp6_dataun.icmp6_un_data8 |
| #define icmp6_pptr icmp6_data32[0] /* parameter prob */ |
| #define icmp6_mtu icmp6_data32[0] /* packet too big */ |
| #define icmp6_id icmp6_data16[0] /* echo request/reply */ |
| #define icmp6_seq icmp6_data16[1] /* echo request/reply */ |
| #define icmp6_maxdelay icmp6_data16[0] /* mcast group membership */ |
| |
| #define ICMP6_DST_UNREACH 1 /* dest unreachable, codes: */ |
| #define ICMP6_PACKET_TOO_BIG 2 /* packet too big */ |
| #define ICMP6_TIME_EXCEEDED 3 /* time exceeded, code: */ |
| #define ICMP6_PARAM_PROB 4 /* ip6 header bad */ |
| |
| #define ICMP6_ECHO_REQUEST 128 /* echo service */ |
| #define ICMP6_ECHO_REPLY 129 /* echo reply */ |
| #define ICMP6_MEMBERSHIP_QUERY 130 /* group membership query */ |
| #define MLD6_LISTENER_QUERY 130 /* multicast listener query */ |
| #define ICMP6_MEMBERSHIP_REPORT 131 /* group membership report */ |
| #define MLD6_LISTENER_REPORT 131 /* multicast listener report */ |
| #define ICMP6_MEMBERSHIP_REDUCTION 132 /* group membership termination */ |
| #define MLD6_LISTENER_DONE 132 /* multicast listener done */ |
| |
| #define ND_ROUTER_SOLICIT 133 /* router solicitation */ |
| #define ND_ROUTER_ADVERT 134 /* router advertisement */ |
| #define ND_NEIGHBOR_SOLICIT 135 /* neighbor solicitation */ |
| #define ND_NEIGHBOR_ADVERT 136 /* neighbor advertisement */ |
| #define ND_REDIRECT 137 /* redirect */ |
| |
| #define ICMP6_ROUTER_RENUMBERING 138 /* router renumbering */ |
| |
| #define ICMP6_WRUREQUEST 139 /* who are you request */ |
| #define ICMP6_WRUREPLY 140 /* who are you reply */ |
| #define ICMP6_FQDN_QUERY 139 /* FQDN query */ |
| #define ICMP6_FQDN_REPLY 140 /* FQDN reply */ |
| #define ICMP6_NI_QUERY 139 /* node information request */ |
| #define ICMP6_NI_REPLY 140 /* node information reply */ |
| #define IND_SOLICIT 141 /* inverse neighbor solicitation */ |
| #define IND_ADVERT 142 /* inverse neighbor advertisement */ |
| |
| #define ICMP6_V2_MEMBERSHIP_REPORT 143 /* v2 membership report */ |
| #define MLDV2_LISTENER_REPORT 143 /* v2 multicast listener report */ |
| #define ICMP6_HADISCOV_REQUEST 144 |
| #define ICMP6_HADISCOV_REPLY 145 |
| #define ICMP6_MOBILEPREFIX_SOLICIT 146 |
| #define ICMP6_MOBILEPREFIX_ADVERT 147 |
| |
| #define MLD6_MTRACE_RESP 200 /* mtrace response(to sender) */ |
| #define MLD6_MTRACE 201 /* mtrace messages */ |
| |
| #define ICMP6_MAXTYPE 201 |
| |
| #define ICMP6_DST_UNREACH_NOROUTE 0 /* no route to destination */ |
| #define ICMP6_DST_UNREACH_ADMIN 1 /* administratively prohibited */ |
| #define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 /* not a neighbor(obsolete) */ |
| #define ICMP6_DST_UNREACH_BEYONDSCOPE 2 /* beyond scope of source address */ |
| #define ICMP6_DST_UNREACH_ADDR 3 /* address unreachable */ |
| #define ICMP6_DST_UNREACH_NOPORT 4 /* port unreachable */ |
| |
| #define ICMP6_TIME_EXCEED_TRANSIT 0 /* ttl==0 in transit */ |
| #define ICMP6_TIME_EXCEED_REASSEMBLY 1 /* ttl==0 in reass */ |
| |
| #define ICMP6_PARAMPROB_HEADER 0 /* erroneous header field */ |
| #define ICMP6_PARAMPROB_NEXTHEADER 1 /* unrecognized next header */ |
| #define ICMP6_PARAMPROB_OPTION 2 /* unrecognized option */ |
| |
| #define ICMP6_INFOMSG_MASK 0x80 /* all informational messages */ |
| |
| #define ICMP6_NI_SUBJ_IPV6 0 /* Query Subject is an IPv6 address */ |
| #define ICMP6_NI_SUBJ_FQDN 1 /* Query Subject is a Domain name */ |
| #define ICMP6_NI_SUBJ_IPV4 2 /* Query Subject is an IPv4 address */ |
| |
| #define ICMP6_NI_SUCCESS 0 /* node information successful reply */ |
| #define ICMP6_NI_REFUSED 1 /* node information request is refused */ |
| #define ICMP6_NI_UNKNOWN 2 /* unknown Qtype */ |
| |
| #define ICMP6_ROUTER_RENUMBERING_COMMAND 0 /* rr command */ |
| #define ICMP6_ROUTER_RENUMBERING_RESULT 1 /* rr result */ |
| #define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255 /* rr seq num reset */ |
| |
| /* Used in kernel only */ |
| #define ND_REDIRECT_ONLINK 0 /* redirect to an on-link node */ |
| #define ND_REDIRECT_ROUTER 1 /* redirect to a better router */ |
| |
| /* |
| * Multicast Listener Discovery |
| */ |
| struct mld6_hdr { |
| struct icmp6_hdr mld6_hdr; |
| struct in6_addr mld6_addr; /* multicast address */ |
| }; |
| |
| #define mld6_type mld6_hdr.icmp6_type |
| #define mld6_code mld6_hdr.icmp6_code |
| #define mld6_cksum mld6_hdr.icmp6_cksum |
| #define mld6_maxdelay mld6_hdr.icmp6_data16[0] |
| #define mld6_reserved mld6_hdr.icmp6_data16[1] |
| |
| #define MLD_MINLEN 24 |
| #define MLDV2_MINLEN 28 |
| |
| /* |
| * Neighbor Discovery |
| */ |
| |
| struct nd_router_solicit { /* router solicitation */ |
| struct icmp6_hdr nd_rs_hdr; |
| /* could be followed by options */ |
| }; |
| |
| #define nd_rs_type nd_rs_hdr.icmp6_type |
| #define nd_rs_code nd_rs_hdr.icmp6_code |
| #define nd_rs_cksum nd_rs_hdr.icmp6_cksum |
| #define nd_rs_reserved nd_rs_hdr.icmp6_data32[0] |
| |
| struct nd_router_advert { /* router advertisement */ |
| struct icmp6_hdr nd_ra_hdr; |
| u_int32_t nd_ra_reachable; /* reachable time */ |
| u_int32_t nd_ra_retransmit; /* retransmit timer */ |
| /* could be followed by options */ |
| }; |
| |
| #define nd_ra_type nd_ra_hdr.icmp6_type |
| #define nd_ra_code nd_ra_hdr.icmp6_code |
| #define nd_ra_cksum nd_ra_hdr.icmp6_cksum |
| #define nd_ra_curhoplimit nd_ra_hdr.icmp6_data8[0] |
| #define nd_ra_flags_reserved nd_ra_hdr.icmp6_data8[1] |
| #define ND_RA_FLAG_MANAGED 0x80 |
| #define ND_RA_FLAG_OTHER 0x40 |
| #define ND_RA_FLAG_HOME_AGENT 0x20 |
| |
| /* |
| * Router preference values based on draft-draves-ipngwg-router-selection-01. |
| * These are non-standard definitions. |
| */ |
| #define ND_RA_FLAG_RTPREF_MASK 0x18 /* 00011000 */ |
| |
| #define ND_RA_FLAG_RTPREF_HIGH 0x08 /* 00001000 */ |
| #define ND_RA_FLAG_RTPREF_MEDIUM 0x00 /* 00000000 */ |
| #define ND_RA_FLAG_RTPREF_LOW 0x18 /* 00011000 */ |
| #define ND_RA_FLAG_RTPREF_RSV 0x10 /* 00010000 */ |
| |
| #define nd_ra_router_lifetime nd_ra_hdr.icmp6_data16[1] |
| |
| struct nd_neighbor_solicit { /* neighbor solicitation */ |
| struct icmp6_hdr nd_ns_hdr; |
| struct in6_addr nd_ns_target; /*target address */ |
| /* could be followed by options */ |
| }; |
| |
| #define nd_ns_type nd_ns_hdr.icmp6_type |
| #define nd_ns_code nd_ns_hdr.icmp6_code |
| #define nd_ns_cksum nd_ns_hdr.icmp6_cksum |
| #define nd_ns_reserved nd_ns_hdr.icmp6_data32[0] |
| |
| struct nd_neighbor_advert { /* neighbor advertisement */ |
| struct icmp6_hdr nd_na_hdr; |
| struct in6_addr nd_na_target; /* target address */ |
| /* could be followed by options */ |
| }; |
| |
| #define nd_na_type nd_na_hdr.icmp6_type |
| #define nd_na_code nd_na_hdr.icmp6_code |
| #define nd_na_cksum nd_na_hdr.icmp6_cksum |
| #define nd_na_flags_reserved nd_na_hdr.icmp6_data32[0] |
| |
| #define ND_NA_FLAG_ROUTER 0x80000000 |
| #define ND_NA_FLAG_SOLICITED 0x40000000 |
| #define ND_NA_FLAG_OVERRIDE 0x20000000 |
| |
| struct nd_redirect { /* redirect */ |
| struct icmp6_hdr nd_rd_hdr; |
| struct in6_addr nd_rd_target; /* target address */ |
| struct in6_addr nd_rd_dst; /* destination address */ |
| /* could be followed by options */ |
| }; |
| |
| #define nd_rd_type nd_rd_hdr.icmp6_type |
| #define nd_rd_code nd_rd_hdr.icmp6_code |
| #define nd_rd_cksum nd_rd_hdr.icmp6_cksum |
| #define nd_rd_reserved nd_rd_hdr.icmp6_data32[0] |
| |
| struct nd_opt_hdr { /* Neighbor discovery option header */ |
| u_int8_t nd_opt_type; |
| u_int8_t nd_opt_len; |
| /* followed by option specific data*/ |
| }; |
| |
| #define ND_OPT_SOURCE_LINKADDR 1 |
| #define ND_OPT_TARGET_LINKADDR 2 |
| #define ND_OPT_PREFIX_INFORMATION 3 |
| #define ND_OPT_REDIRECTED_HEADER 4 |
| #define ND_OPT_MTU 5 |
| #define ND_OPT_ADVINTERVAL 7 |
| #define ND_OPT_HOMEAGENT_INFO 8 |
| #define ND_OPT_ROUTE_INFO 9 /* draft-ietf-ipngwg-router-preference, not officially assigned yet */ |
| #define ND_OPT_RDNSS 25 |
| |
| struct nd_opt_prefix_info { /* prefix information */ |
| u_int8_t nd_opt_pi_type; |
| u_int8_t nd_opt_pi_len; |
| u_int8_t nd_opt_pi_prefix_len; |
| u_int8_t nd_opt_pi_flags_reserved; |
| u_int8_t nd_opt_pi_valid_time[4]; |
| u_int8_t nd_opt_pi_preferred_time[4]; |
| u_int8_t nd_opt_pi_reserved2[4]; |
| struct in6_addr nd_opt_pi_prefix; |
| }; |
| |
| #define ND_OPT_PI_FLAG_ONLINK 0x80 |
| #define ND_OPT_PI_FLAG_AUTO 0x40 |
| #define ND_OPT_PI_FLAG_ROUTER 0x20 /*2292bis*/ |
| |
| struct nd_opt_rd_hdr { /* redirected header */ |
| u_int8_t nd_opt_rh_type; |
| u_int8_t nd_opt_rh_len; |
| u_int16_t nd_opt_rh_reserved1; |
| u_int32_t nd_opt_rh_reserved2; |
| /* followed by IP header and data */ |
| }; |
| |
| struct nd_opt_mtu { /* MTU option */ |
| u_int8_t nd_opt_mtu_type; |
| u_int8_t nd_opt_mtu_len; |
| u_int16_t nd_opt_mtu_reserved; |
| u_int32_t nd_opt_mtu_mtu; |
| }; |
| |
| struct nd_opt_rdnss { /* RDNSS RFC 5006 */ |
| u_int8_t nd_opt_rdnss_type; |
| u_int8_t nd_opt_rdnss_len; |
| u_int16_t nd_opt_rdnss_reserved; |
| u_int32_t nd_opt_rdnss_lifetime; |
| struct in6_addr nd_opt_rdnss_addr[1]; /* variable-length */ |
| }; |
| |
| struct nd_opt_advinterval { /* Advertisement interval option */ |
| u_int8_t nd_opt_adv_type; |
| u_int8_t nd_opt_adv_len; |
| u_int16_t nd_opt_adv_reserved; |
| u_int32_t nd_opt_adv_interval; |
| }; |
| |
| struct nd_opt_homeagent_info { /* Home Agent info */ |
| u_int8_t nd_opt_hai_type; |
| u_int8_t nd_opt_hai_len; |
| u_int16_t nd_opt_hai_reserved; |
| int16_t nd_opt_hai_preference; |
| u_int16_t nd_opt_hai_lifetime; |
| }; |
| |
| struct nd_opt_route_info { /* route info */ |
| u_int8_t nd_opt_rti_type; |
| u_int8_t nd_opt_rti_len; |
| u_int8_t nd_opt_rti_prefixlen; |
| u_int8_t nd_opt_rti_flags; |
| u_int32_t nd_opt_rti_lifetime; |
| /* prefix follows */ |
| }; |
| |
| /* |
| * icmp6 namelookup |
| */ |
| |
| struct icmp6_namelookup { |
| struct icmp6_hdr icmp6_nl_hdr; |
| u_int8_t icmp6_nl_nonce[8]; |
| int32_t icmp6_nl_ttl; |
| #if 0 |
| u_int8_t icmp6_nl_len; |
| u_int8_t icmp6_nl_name[3]; |
| #endif |
| /* could be followed by options */ |
| }; |
| |
| /* |
| * icmp6 node information |
| */ |
| struct icmp6_nodeinfo { |
| struct icmp6_hdr icmp6_ni_hdr; |
| u_int8_t icmp6_ni_nonce[8]; |
| /* could be followed by reply data */ |
| }; |
| |
| #define ni_type icmp6_ni_hdr.icmp6_type |
| #define ni_code icmp6_ni_hdr.icmp6_code |
| #define ni_cksum icmp6_ni_hdr.icmp6_cksum |
| #define ni_qtype icmp6_ni_hdr.icmp6_data16[0] |
| #define ni_flags icmp6_ni_hdr.icmp6_data16[1] |
| |
| #define NI_QTYPE_NOOP 0 /* NOOP */ |
| #define NI_QTYPE_SUPTYPES 1 /* Supported Qtypes */ |
| #define NI_QTYPE_FQDN 2 /* FQDN (draft 04) */ |
| #define NI_QTYPE_DNSNAME 2 /* DNS Name */ |
| #define NI_QTYPE_NODEADDR 3 /* Node Addresses */ |
| #define NI_QTYPE_IPV4ADDR 4 /* IPv4 Addresses */ |
| |
| /* network endian */ |
| #define NI_SUPTYPE_FLAG_COMPRESS ((u_int16_t)htons(0x1)) |
| #define NI_FQDN_FLAG_VALIDTTL ((u_int16_t)htons(0x1)) |
| |
| /* network endian */ |
| #define NI_NODEADDR_FLAG_TRUNCATE ((u_int16_t)htons(0x1)) |
| #define NI_NODEADDR_FLAG_ALL ((u_int16_t)htons(0x2)) |
| #define NI_NODEADDR_FLAG_COMPAT ((u_int16_t)htons(0x4)) |
| #define NI_NODEADDR_FLAG_LINKLOCAL ((u_int16_t)htons(0x8)) |
| #define NI_NODEADDR_FLAG_SITELOCAL ((u_int16_t)htons(0x10)) |
| #define NI_NODEADDR_FLAG_GLOBAL ((u_int16_t)htons(0x20)) |
| #define NI_NODEADDR_FLAG_ANYCAST ((u_int16_t)htons(0x40)) /* just experimental. not in spec */ |
| |
| struct ni_reply_fqdn { |
| u_int32_t ni_fqdn_ttl; /* TTL */ |
| u_int8_t ni_fqdn_namelen; /* length in octets of the FQDN */ |
| u_int8_t ni_fqdn_name[3]; /* XXX: alignment */ |
| }; |
| |
| /* |
| * Router Renumbering. as router-renum-08.txt |
| */ |
| struct icmp6_router_renum { /* router renumbering header */ |
| struct icmp6_hdr rr_hdr; |
| u_int8_t rr_segnum; |
| u_int8_t rr_flags; |
| u_int16_t rr_maxdelay; |
| u_int32_t rr_reserved; |
| }; |
| #define ICMP6_RR_FLAGS_TEST 0x80 |
| #define ICMP6_RR_FLAGS_REQRESULT 0x40 |
| #define ICMP6_RR_FLAGS_FORCEAPPLY 0x20 |
| #define ICMP6_RR_FLAGS_SPECSITE 0x10 |
| #define ICMP6_RR_FLAGS_PREVDONE 0x08 |
| |
| #define rr_type rr_hdr.icmp6_type |
| #define rr_code rr_hdr.icmp6_code |
| #define rr_cksum rr_hdr.icmp6_cksum |
| #define rr_seqnum rr_hdr.icmp6_data32[0] |
| |
| struct rr_pco_match { /* match prefix part */ |
| u_int8_t rpm_code; |
| u_int8_t rpm_len; |
| u_int8_t rpm_ordinal; |
| u_int8_t rpm_matchlen; |
| u_int8_t rpm_minlen; |
| u_int8_t rpm_maxlen; |
| u_int16_t rpm_reserved; |
| struct in6_addr rpm_prefix; |
| }; |
| |
| #define RPM_PCO_ADD 1 |
| #define RPM_PCO_CHANGE 2 |
| #define RPM_PCO_SETGLOBAL 3 |
| #define RPM_PCO_MAX 4 |
| |
| struct rr_pco_use { /* use prefix part */ |
| u_int8_t rpu_uselen; |
| u_int8_t rpu_keeplen; |
| u_int8_t rpu_ramask; |
| u_int8_t rpu_raflags; |
| u_int32_t rpu_vltime; |
| u_int32_t rpu_pltime; |
| u_int32_t rpu_flags; |
| struct in6_addr rpu_prefix; |
| }; |
| #define ICMP6_RR_PCOUSE_RAFLAGS_ONLINK 0x80 |
| #define ICMP6_RR_PCOUSE_RAFLAGS_AUTO 0x40 |
| |
| /* network endian */ |
| #define ICMP6_RR_PCOUSE_FLAGS_DECRVLTIME ((u_int32_t)htonl(0x80000000)) |
| #define ICMP6_RR_PCOUSE_FLAGS_DECRPLTIME ((u_int32_t)htonl(0x40000000)) |
| |
| struct rr_result { /* router renumbering result message */ |
| u_int16_t rrr_flags; |
| u_int8_t rrr_ordinal; |
| u_int8_t rrr_matchedlen; |
| u_int32_t rrr_ifid; |
| struct in6_addr rrr_prefix; |
| }; |
| /* network endian */ |
| #define ICMP6_RR_RESULT_FLAGS_OOB ((u_int16_t)htons(0x0002)) |
| #define ICMP6_RR_RESULT_FLAGS_FORBIDDEN ((u_int16_t)htons(0x0001)) |
| |
| #endif /* not _NETINET_ICMP6_H_ */ |