?? icmp6.h
字號:
struct icmp6hdr { 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 un_data32[1]; /* Type-specific field */ u_int16_t un_data16[2]; /* Type-specific field */ u_int8_t un_data8[4]; /* Type-specific field */ } icmp6_dataun;};#define icmp6_data32 icmp6_dataun.un_data32#define icmp6_data16 icmp6_dataun.un_data16#define icmp6_data8 icmp6_dataun.un_data8#define icmp6_pptr icmp6_data32[0] /* PARAMPROB */#define icmp6_mtu icmp6_data32[0] /* PKT_TOOBIG */#define icmp6_id icmp6_data16[0] /* ECHO */#define icmp6_seq icmp6_data16[1] /* ECHO */#define icmp6_maxdelay icmp6_data16[0] /* MGM_xxx */#define ICMPV6_DEST_UNREACH 1#define ICMPV6_PKT_TOOBIG 2#define ICMPV6_TIME_EXCEED 3#define ICMPV6_PARAMPROB 4#define ICMPV6_INFOMSG_MASK 0x80 /* all informational messages */#define ICMPV6_ECHORQST 128#define ICMPV6_ECHORPLY 129#define ICMPV6_MGM_QUERY 130#define ICMPV6_MGM_REPORT 131#define ICMPV6_MGM_REDUCTION 132#define ICMPV6_DEST_UNREACH_NOROUTE 0 /* no route to destination */#define ICMPV6_DEST_UNREACH_ADMIN 1 /* communication with destination */ /* administratively prohibited */#define ICMPV6_DEST_UNREACH_NOTNEIGHBOR 2 /* not a neighbor */#define ICMPV6_DEST_UNREACH_ADDR 3 /* address unreachable */#define ICMPV6_DEST_UNREACH_NOPORT 4 /* bad port */#define ICMPV6_TIME_EXCEED_HOPS 0 /* Hop Limit == 0 in transit */#define ICMPV6_TIME_EXCEED_REASSEMBLY 1 /* Reassembly time out */#define ICMPV6_PARAMPROB_HDR 0 /* erroneous header field */#define ICMPV6_PARAMPROB_NXT_HDR 1 /* unrecognized Next Header */#define ICMPV6_PARAMPROB_OPTS 2 /* unrecognized IPv6 option */?? 快捷鍵說明
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