1 /* 2 * Copyright (c) 2001, 2003 Motoyuki Kasahara 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 3. Neither the name of the project nor the names of its contributors 13 * may be used to endorse or promote products derived from this software 14 * without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef DUMMYIN6_H 30 #define DUMMYIN6_H 31 32 #ifdef HAVE_CONFIG_H 33 #include "config.h" 34 #endif 35 36 #include <sys/types.h> 37 #include <sys/socket.h> 38 #include <netinet/in.h> 39 #include <netdb.h> 40 41 #ifndef AF_INET6 42 #define AF_INET6 (AF_INET + 1) 43 #endif 44 45 #ifndef PF_INET6 46 #define PF_INET6 (PF_INET + 1) 47 #endif 48 49 #ifndef AF_UNSPEC 50 #define AF_UNSPEC AF_INET 51 #endif 52 53 #ifndef PF_UNSPEC 54 #define PF_UNSPEC PF_INET 55 #endif 56 57 #ifndef INET6_ADDRSTRLEN 58 #define INET6_ADDRSTRLEN 46 59 #endif 60 61 #ifndef INET_ADDRSTRLEN 62 #define INET_ADDRSTRLEN 16 63 #endif 64 65 #ifndef HAVE_STRUCT_IN6_ADDR 66 struct in6_addr { 67 unsigned char s6_addr[16]; 68 }; 69 #endif 70 71 #ifndef HAVE_STRUCT_SOCKADDR_IN6 72 struct sockaddr_in6 { 73 sa_family_t sin6_family; 74 in_port_t sin6_port; 75 unsigned long sin6_flowinfo; 76 struct in6_addr sin6_addr; 77 unsigned long sin6_scope_id; 78 }; 79 #endif 80 81 #if !defined(HAVE_STRUCT_SOCKADDR_STORAGE) && !defined(sockaddr_storage) 82 #define sockaddr_storage sockaddr_in 83 #endif 84 85 #ifndef IN6ADDR_ANY_DECLARED 86 extern const struct in6_addr in6addr_any; 87 #endif 88 89 #ifndef IN6ADDR_LOOPBACK_DECLARED 90 extern const struct in6_addr in6addr_loopback; 91 #endif 92 93 #ifndef IN6ADDR_ANY_INIT 94 #define IN6ADDR_ANY_INIT \ 95 {{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 96 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}} 97 #endif 98 99 #ifndef IN6ADDR_LOOPBACK_INIT 100 #define IN6ADDR_LOOPBACK_INIT \ 101 {{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ 102 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}} 103 #endif 104 105 #ifndef IN6_IS_ADDR_UNSPECIFIED 106 #define IN6_IS_ADDR_UNSPECIFIED(a) \ 107 ( (a)->s6_addr[ 0] == 0 && (a)->s6_addr[ 1] == 0 \ 108 && (a)->s6_addr[ 2] == 0 && (a)->s6_addr[ 3] == 0 \ 109 && (a)->s6_addr[ 4] == 0 && (a)->s6_addr[ 5] == 0 \ 110 && (a)->s6_addr[ 6] == 0 && (a)->s6_addr[ 7] == 0 \ 111 && (a)->s6_addr[ 8] == 0 && (a)->s6_addr[ 9] == 0 \ 112 && (a)->s6_addr[10] == 0 && (a)->s6_addr[11] == 0 \ 113 && (a)->s6_addr[12] == 0 && (a)->s6_addr[13] == 0 \ 114 && (a)->s6_addr[14] == 0 && (a)->s6_addr[15] == 0) 115 #endif 116 117 #ifndef IN6_IS_ADDR_LOOPBACK 118 #define IN6_IS_ADDR_LOOPBACK(a) \ 119 ( (a)->s6_addr[ 0] == 0 && (a)->s6_addr[ 1] == 0 \ 120 && (a)->s6_addr[ 2] == 0 && (a)->s6_addr[ 3] == 0 \ 121 && (a)->s6_addr[ 4] == 0 && (a)->s6_addr[ 5] == 0 \ 122 && (a)->s6_addr[ 6] == 0 && (a)->s6_addr[ 7] == 0 \ 123 && (a)->s6_addr[ 8] == 0 && (a)->s6_addr[ 9] == 0 \ 124 && (a)->s6_addr[10] == 0 && (a)->s6_addr[11] == 0 \ 125 && (a)->s6_addr[12] == 0 && (a)->s6_addr[13] == 0 \ 126 && (a)->s6_addr[14] == 0 && (a)->s6_addr[15] == 1) 127 #endif 128 129 #ifndef IN6_IS_ADDR_MULTICAST 130 #define IN6_IS_ADDR_MULTICAST(a) \ 131 ((a)->s6_addr[0] == 0xff) 132 #endif 133 134 #ifndef IN6_IS_ADDR_LINKLOCAL 135 #define IN6_IS_ADDR_LINKLOCAL(a) \ 136 (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80)) 137 #endif 138 139 #ifndef IN6_IS_ADDR_SITELOCAL 140 #define IN6_IS_ADDR_SITELOCAL(a) \ 141 (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0)) 142 #endif 143 144 #ifndef IN6_IS_ADDR_V4MAPPED 145 #define IN6_IS_ADDR_V4MAPPED(a) \ 146 ( (a)->s6_addr[ 0] == 0 && (a)->s6_addr[ 1] == 0 \ 147 && (a)->s6_addr[ 2] == 0 && (a)->s6_addr[ 3] == 0 \ 148 && (a)->s6_addr[ 4] == 0 && (a)->s6_addr[ 5] == 0 \ 149 && (a)->s6_addr[ 6] == 0 && (a)->s6_addr[ 7] == 0 \ 150 && (a)->s6_addr[ 8] == 0 && (a)->s6_addr[ 9] == 0 \ 151 && (a)->s6_addr[10] == 0xff && (a)->s6_addr[11] == 0xff) 152 #endif 153 154 #ifndef IN6_IS_ADDR_V4COMPAT 155 #define IN6_IS_ADDR_V4COMPAT(a) \ 156 ( (a)->s6_addr[ 0] == 0 && (a)->s6_addr[ 1] == 0 \ 157 && (a)->s6_addr[ 2] == 0 && (a)->s6_addr[ 3] == 0 \ 158 && (a)->s6_addr[ 4] == 0 && (a)->s6_addr[ 5] == 0 \ 159 && (a)->s6_addr[ 6] == 0 && (a)->s6_addr[ 7] == 0 \ 160 && (a)->s6_addr[ 8] == 0 && (a)->s6_addr[ 9] == 0 \ 161 && (a)->s6_addr[10] == 0 && (a)->s6_addr[11] == 0 \ 162 && ((a)->s6_addr[12] != 0 || (a)->s6_addr[13] != 0 \ 163 || (a)->s6_addr[14] != 0 \ 164 || ((a)->s6_addr[15] != 0 && (a)->s6_addr[15] != 1))) 165 #endif 166 167 #endif /* not DUMMYIN6_H */ 168