#ifndef _NETINET_ICMP6_H #define _NETINET_ICMP6_H #ifdef __cplusplus extern "C" { #endif #include #include #include #include #define ICMP6_FILTER 1 #define ICMP6_FILTER_BLOCK 1 #define ICMP6_FILTER_PASS 2 #define ICMP6_FILTER_BLOCKOTHERS 3 #define ICMP6_FILTER_PASSONLY 4 struct icmp6_filter { uint32_t icmp6_filt[8]; }; struct icmp6_hdr { uint8_t icmp6_type; uint8_t icmp6_code; uint16_t icmp6_cksum; union { uint32_t icmp6_un_data32[1]; uint16_t icmp6_un_data16[2]; uint8_t icmp6_un_data8[4]; } 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] #define icmp6_mtu icmp6_data32[0] #define icmp6_id icmp6_data16[0] #define icmp6_seq icmp6_data16[1] #define icmp6_maxdelay icmp6_data16[0] #define ICMP6_DST_UNREACH 1 #define ICMP6_PACKET_TOO_BIG 2 #define ICMP6_TIME_EXCEEDED 3 #define ICMP6_PARAM_PROB 4 #define ICMP6_INFOMSG_MASK 0x80 #define ICMP6_ECHO_REQUEST 128 #define ICMP6_ECHO_REPLY 129 #define MLD_LISTENER_QUERY 130 #define MLD_LISTENER_REPORT 131 #define MLD_LISTENER_REDUCTION 132 #define ICMP6_DST_UNREACH_NOROUTE 0 #define ICMP6_DST_UNREACH_ADMIN 1 #define ICMP6_DST_UNREACH_BEYONDSCOPE 2 #define ICMP6_DST_UNREACH_ADDR 3 #define ICMP6_DST_UNREACH_NOPORT 4 #define ICMP6_TIME_EXCEED_TRANSIT 0 #define ICMP6_TIME_EXCEED_REASSEMBLY 1 #define ICMP6_PARAMPROB_HEADER 0 #define ICMP6_PARAMPROB_NEXTHEADER 1 #define ICMP6_PARAMPROB_OPTION 2 #define ICMP6_FILTER_WILLPASS(type, filterp) \ ((((filterp)->icmp6_filt[(type) >> 5]) & (1 << ((type) & 31))) == 0) #define ICMP6_FILTER_WILLBLOCK(type, filterp) \ ((((filterp)->icmp6_filt[(type) >> 5]) & (1 << ((type) & 31))) != 0) #define ICMP6_FILTER_SETPASS(type, filterp) \ ((((filterp)->icmp6_filt[(type) >> 5]) &= ~(1 << ((type) & 31)))) #define ICMP6_FILTER_SETBLOCK(type, filterp) \ ((((filterp)->icmp6_filt[(type) >> 5]) |= (1 << ((type) & 31)))) #define ICMP6_FILTER_SETPASSALL(filterp) \ memset (filterp, 0, sizeof (struct icmp6_filter)); #define ICMP6_FILTER_SETBLOCKALL(filterp) \ memset (filterp, 0xFF, sizeof (struct icmp6_filter)); #define ND_ROUTER_SOLICIT 133 #define ND_ROUTER_ADVERT 134 #define ND_NEIGHBOR_SOLICIT 135 #define ND_NEIGHBOR_ADVERT 136 #define ND_REDIRECT 137 struct nd_router_solicit { struct icmp6_hdr nd_rs_hdr; }; #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 { struct icmp6_hdr nd_ra_hdr; uint32_t nd_ra_reachable; uint32_t nd_ra_retransmit; }; #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 #define nd_ra_router_lifetime nd_ra_hdr.icmp6_data16[1] struct nd_neighbor_solicit { struct icmp6_hdr nd_ns_hdr; struct in6_addr nd_ns_target; }; #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 { struct icmp6_hdr nd_na_hdr; struct in6_addr nd_na_target; }; #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] #if __BYTE_ORDER == __BIG_ENDIAN #define ND_NA_FLAG_ROUTER 0x80000000 #define ND_NA_FLAG_SOLICITED 0x40000000 #define ND_NA_FLAG_OVERRIDE 0x20000000 #else #define ND_NA_FLAG_ROUTER 0x00000080 #define ND_NA_FLAG_SOLICITED 0x00000040 #define ND_NA_FLAG_OVERRIDE 0x00000020 #endif struct nd_redirect { struct icmp6_hdr nd_rd_hdr; struct in6_addr nd_rd_target; struct in6_addr nd_rd_dst; }; #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 { uint8_t nd_opt_type; uint8_t nd_opt_len; }; #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_RTR_ADV_INTERVAL 7 #define ND_OPT_HOME_AGENT_INFO 8 struct nd_opt_prefix_info { uint8_t nd_opt_pi_type; uint8_t nd_opt_pi_len; uint8_t nd_opt_pi_prefix_len; uint8_t nd_opt_pi_flags_reserved; uint32_t nd_opt_pi_valid_time; uint32_t nd_opt_pi_preferred_time; uint32_t nd_opt_pi_reserved2; 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_RADDR 0x20 struct nd_opt_rd_hdr { uint8_t nd_opt_rh_type; uint8_t nd_opt_rh_len; uint16_t nd_opt_rh_reserved1; uint32_t nd_opt_rh_reserved2; }; struct nd_opt_mtu { uint8_t nd_opt_mtu_type; uint8_t nd_opt_mtu_len; uint16_t nd_opt_mtu_reserved; uint32_t nd_opt_mtu_mtu; }; struct mld_hdr { struct icmp6_hdr mld_icmp6_hdr; struct in6_addr mld_addr; }; #define mld_type mld_icmp6_hdr.icmp6_type #define mld_code mld_icmp6_hdr.icmp6_code #define mld_cksum mld_icmp6_hdr.icmp6_cksum #define mld_maxdelay mld_icmp6_hdr.icmp6_data16[0] #define mld_reserved mld_icmp6_hdr.icmp6_data16[1] #define ICMP6_ROUTER_RENUMBERING 138 struct icmp6_router_renum { struct icmp6_hdr rr_hdr; uint8_t rr_segnum; uint8_t rr_flags; uint16_t rr_maxdelay; uint32_t rr_reserved; }; #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] #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 struct rr_pco_match { uint8_t rpm_code; uint8_t rpm_len; uint8_t rpm_ordinal; uint8_t rpm_matchlen; uint8_t rpm_minlen; uint8_t rpm_maxlen; uint16_t rpm_reserved; struct in6_addr rpm_prefix; }; #define RPM_PCO_ADD 1 #define RPM_PCO_CHANGE 2 #define RPM_PCO_SETGLOBAL 3 struct rr_pco_use { uint8_t rpu_uselen; uint8_t rpu_keeplen; uint8_t rpu_ramask; uint8_t rpu_raflags; uint32_t rpu_vltime; uint32_t rpu_pltime; uint32_t rpu_flags; struct in6_addr rpu_prefix; }; #define ICMP6_RR_PCOUSE_RAFLAGS_ONLINK 0x20 #define ICMP6_RR_PCOUSE_RAFLAGS_AUTO 0x10 #if __BYTE_ORDER == __BIG_ENDIAN #define ICMP6_RR_PCOUSE_FLAGS_DECRVLTIME 0x80000000 #define ICMP6_RR_PCOUSE_FLAGS_DECRPLTIME 0x40000000 #else #define ICMP6_RR_PCOUSE_FLAGS_DECRVLTIME 0x80 #define ICMP6_RR_PCOUSE_FLAGS_DECRPLTIME 0x40 #endif struct rr_result { uint16_t rrr_flags; uint8_t rrr_ordinal; uint8_t rrr_matchedlen; uint32_t rrr_ifid; struct in6_addr rrr_prefix; }; #if __BYTE_ORDER == __BIG_ENDIAN #define ICMP6_RR_RESULT_FLAGS_OOB 0x0002 #define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0001 #else #define ICMP6_RR_RESULT_FLAGS_OOB 0x0200 #define ICMP6_RR_RESULT_FLAGS_FORBIDDEN 0x0100 #endif struct nd_opt_adv_interval { uint8_t nd_opt_adv_interval_type; uint8_t nd_opt_adv_interval_len; uint16_t nd_opt_adv_interval_reserved; uint32_t nd_opt_adv_interval_ival; }; struct nd_opt_home_agent_info { uint8_t nd_opt_home_agent_info_type; uint8_t nd_opt_home_agent_info_len; uint16_t nd_opt_home_agent_info_reserved; uint16_t nd_opt_home_agent_info_preference; uint16_t nd_opt_home_agent_info_lifetime; }; #ifdef __cplusplus } #endif #endif