1 /* 2 * Copyright (c) 1993, 1994, 1997 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that: (1) source code distributions 7 * retain the above copyright notice and this paragraph in its entirety, (2) 8 * distributions including binary code include the above copyright notice and 9 * this paragraph in its entirety in the documentation or other materials 10 * provided with the distribution, and (3) all advertising materials mentioning 11 * features or use of this software display the following acknowledgement: 12 * ``This product includes software developed by the University of California, 13 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of 14 * the University nor the names of its contributors may be used to endorse 15 * or promote products derived from this software without specific prior 16 * written permission. 17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 20 * 21 * @(#) $Header: /tcpdump/master/libpcap/Win32/Include/ip6_misc.h,v 1.5 2006-01-22 18:02:18 gianluca Exp $ (LBL) 22 */ 23 24 /* 25 * This file contains a collage of declarations for IPv6 from FreeBSD not present in Windows 26 */ 27 28 #include <winsock2.h> 29 30 #include <ws2tcpip.h> 31 32 #ifndef IN_MULTICAST 33 #ifndef __MINGW32__ 34 #define IN_MULTICAST( a ) IN_CLASSD( a ) 35 #endif 36 #endif /* IN_MULTICAST */ 37 38 #define IN_EXPERIMENTAL( a ) ( ( ( ( u_int32_t ) ( a ) ) & 0xf0000000 ) == 0xf0000000 ) 39 40 #define IN_LOOPBACKNET 127 41 42 #if defined( __MINGW32__ ) && defined( DEFINE_ADDITIONAL_IPV6_STUFF ) 43 /* IPv6 address */ 44 struct in6_addr 45 { 46 union 47 { 48 u_int8_t u6_addr8[ 16 ]; 49 u_int16_t u6_addr16[ 8 ]; 50 u_int32_t u6_addr32[ 4 ]; 51 } 52 in6_u; 53 #define s6_addr in6_u.u6_addr8 54 #define s6_addr16 in6_u.u6_addr16 55 #define s6_addr32 in6_u.u6_addr32 56 #define s6_addr64 in6_u.u6_addr64 57 }; 58 59 #define IN6ADDR_ANY_INIT { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } 60 #define IN6ADDR_LOOPBACK_INIT { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 } 61 #endif /* __MINGW32__ */ 62 63 64 #if ( defined _MSC_VER ) || ( defined( __MINGW32__ ) && defined( DEFINE_ADDITIONAL_IPV6_STUFF ) ) 65 typedef unsigned short sa_family_t; 66 #endif 67 68 69 #if defined( __MINGW32__ ) && defined( DEFINE_ADDITIONAL_IPV6_STUFF ) 70 71 #define __SOCKADDR_COMMON( sa_prefix ) \ 72 sa_family_t sa_prefix ## family 73 74 /* Ditto, for IPv6. */ 75 struct sockaddr_in6 76 { 77 __SOCKADDR_COMMON( sin6_ ); 78 u_int16_t sin6_port; /* Transport layer port # */ 79 u_int32_t sin6_flowinfo; /* IPv6 flow information */ 80 struct in6_addr sin6_addr; /* IPv6 address */ 81 }; 82 83 #define IN6_IS_ADDR_V4MAPPED( a ) \ 84 ( ( ( ( u_int32_t * ) ( a ) )[ 0 ] == 0 ) && ( ( ( u_int32_t * ) ( a ) )[ 1 ] == 0 ) && \ 85 ( ( ( u_int32_t * ) ( a ) )[ 2 ] == htonl( 0xffff ) ) ) 86 87 #define IN6_IS_ADDR_MULTICAST( a ) ( ( ( u_int8_t * ) ( a ) )[ 0 ] == 0xff ) 88 89 #define IN6_IS_ADDR_LINKLOCAL( a ) \ 90 ( ( ( ( u_int32_t * ) ( a ) )[ 0 ] & htonl( 0xffc00000 ) ) == htonl( 0xfe800000 ) ) 91 92 #define IN6_IS_ADDR_LOOPBACK( a ) \ 93 ( ( ( u_int32_t * ) ( a ) )[ 0 ] == 0 && ( ( u_int32_t * ) ( a ) )[ 1 ] == 0 && \ 94 ( ( u_int32_t * ) ( a ) )[ 2 ] == 0 && ( ( u_int32_t * ) ( a ) )[ 3 ] == htonl( 1 ) ) 95 #endif /* __MINGW32__ */ 96 97 #define ip6_vfc ip6_ctlun.ip6_un2_vfc 98 #define ip6_flow ip6_ctlun.ip6_un1.ip6_un1_flow 99 #define ip6_plen ip6_ctlun.ip6_un1.ip6_un1_plen 100 #define ip6_nxt ip6_ctlun.ip6_un1.ip6_un1_nxt 101 #define ip6_hlim ip6_ctlun.ip6_un1.ip6_un1_hlim 102 #define ip6_hops ip6_ctlun.ip6_un1.ip6_un1_hlim 103 104 #define nd_rd_type nd_rd_hdr.icmp6_type 105 #define nd_rd_code nd_rd_hdr.icmp6_code 106 #define nd_rd_cksum nd_rd_hdr.icmp6_cksum 107 #define nd_rd_reserved nd_rd_hdr.icmp6_data32[ 0 ] 108 109 /* 110 * IPV6 extension headers 111 */ 112 #define IPPROTO_HOPOPTS 0 /* IPv6 hop-by-hop options */ 113 #define IPPROTO_IPV6 41 /* IPv6 header. */ 114 #define IPPROTO_ROUTING 43 /* IPv6 routing header */ 115 #define IPPROTO_FRAGMENT 44 /* IPv6 fragmentation header */ 116 #define IPPROTO_ESP 50 /* encapsulating security payload */ 117 #define IPPROTO_AH 51 /* authentication header */ 118 #define IPPROTO_ICMPV6 58 /* ICMPv6 */ 119 #define IPPROTO_NONE 59 /* IPv6 no next header */ 120 #define IPPROTO_DSTOPTS 60 /* IPv6 destination options */ 121 #define IPPROTO_PIM 103 /* Protocol Independent Multicast. */ 122 123 #define IPV6_RTHDR_TYPE_0 0 124 125 /* Option types and related macros */ 126 #define IP6OPT_PAD1 0x00 /* 00 0 00000 */ 127 #define IP6OPT_PADN 0x01 /* 00 0 00001 */ 128 #define IP6OPT_JUMBO 0xC2 /* 11 0 00010 = 194 */ 129 #define IP6OPT_JUMBO_LEN 6 130 #define IP6OPT_ROUTER_ALERT 0x05 /* 00 0 00101 */ 131 132 #define IP6OPT_RTALERT_LEN 4 133 #define IP6OPT_RTALERT_MLD 0 /* Datagram contains an MLD message */ 134 #define IP6OPT_RTALERT_RSVP 1 /* Datagram contains an RSVP message */ 135 #define IP6OPT_RTALERT_ACTNET 2 /* contains an Active Networks msg */ 136 #define IP6OPT_MINLEN 2 137 138 #define IP6OPT_BINDING_UPDATE 0xc6 /* 11 0 00110 */ 139 #define IP6OPT_BINDING_ACK 0x07 /* 00 0 00111 */ 140 #define IP6OPT_BINDING_REQ 0x08 /* 00 0 01000 */ 141 #define IP6OPT_HOME_ADDRESS 0xc9 /* 11 0 01001 */ 142 #define IP6OPT_EID 0x8a /* 10 0 01010 */ 143 144 #define IP6OPT_TYPE( o ) ( ( o ) & 0xC0 ) 145 #define IP6OPT_TYPE_SKIP 0x00 146 #define IP6OPT_TYPE_DISCARD 0x40 147 #define IP6OPT_TYPE_FORCEICMP 0x80 148 #define IP6OPT_TYPE_ICMP 0xC0 149 150 #define IP6OPT_MUTABLE 0x20 151 152 153 #if defined( __MINGW32__ ) && defined( DEFINE_ADDITIONAL_IPV6_STUFF ) 154 #ifndef EAI_ADDRFAMILY 155 struct addrinfo 156 { 157 int ai_flags; /* AI_PASSIVE, AI_CANONNAME */ 158 int ai_family; /* PF_xxx */ 159 int ai_socktype; /* SOCK_xxx */ 160 int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ 161 size_t ai_addrlen; /* length of ai_addr */ 162 char * ai_canonname; /* canonical name for hostname */ 163 struct sockaddr * ai_addr; /* binary address */ 164 struct addrinfo * ai_next; /* next structure in linked list */ 165 }; 166 #endif /* ifndef EAI_ADDRFAMILY */ 167 #endif /* __MINGW32__ */ 168