1 /*------------------------------------------------------------------------------ 2 * File: netdb.h 3 * Description: Resolver library header file 4 * 5 * Copyright (C) 2011 Nintendo. All rights reserved. 6 * These coded instructions, statements, and computer programs contain 7 * proprietary information of Nintendo of America Inc. and/or Nintendo 8 * Company Ltd., and are protected by Federal copyright law. They may 9 * not be disclosed to third parties or copied or duplicated in any form, 10 * in whole or in part, without the prior written consent of Nintendo. 11 * 12 *------------------------------------------------------------------------------ 13 */ 14 15 16 /* 17 * ++Portions Copyright++ 1980, 1983, 1988, 1993 18 * - 19 * Portions Copyright (c) 1980, 1983, 1988, 1993 20 * The Regents of the University of California. All rights reserved. 21 * 22 * Redistribution and use in source and binary forms, with or without 23 * modification, are permitted provided that the following conditions 24 * are met: 25 * 1. Redistributions of source code must retain the above copyright 26 * notice, this list of conditions and the following disclaimer. 27 * 2. Redistributions in binary form must reproduce the above copyright 28 * notice, this list of conditions and the following disclaimer in the 29 * documentation and/or other materials provided with the distribution. 30 * 3. All advertising materials mentioning features or use of this software 31 * must display the following acknowledgement: 32 * This product includes software developed by the University of 33 * California, Berkeley and its contributors. 34 * 4. Neither the name of the University nor the names of its contributors 35 * may be used to endorse or promote products derived from this software 36 * without specific prior written permission. 37 * 38 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 39 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 40 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 41 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 42 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 43 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 44 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 45 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 46 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 47 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 48 * SUCH DAMAGE. 49 * - 50 * Portions Copyright (c) 1993 by Digital Equipment Corporation. 51 * 52 * Permission to use, copy, modify, and distribute this software for any 53 * purpose with or without fee is hereby granted, provided that the above 54 * copyright notice and this permission notice appear in all copies, and that 55 * the name of Digital Equipment Corporation not be used in advertising or 56 * publicity pertaining to distribution of the document or software without 57 * specific, written prior permission. 58 * 59 * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL 60 * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES 61 * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT 62 * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 63 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 64 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS 65 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 66 * SOFTWARE. 67 * - 68 * Portions Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 69 * All rights reserved. 70 * 71 * Redistribution and use in source and binary forms, with or without 72 * modification, are permitted provided that the following conditions 73 * are met: 74 * 1. Redistributions of source code must retain the above copyright 75 * notice, this list of conditions and the following disclaimer. 76 * 2. Redistributions in binary form must reproduce the above copyright 77 * notice, this list of conditions and the following disclaimer in the 78 * documentation and/or other materials provided with the distribution. 79 * 3. All advertising materials mentioning features or use of this software 80 * must display the following acknowledgement: 81 * This product includes software developed by WIDE Project and 82 * its contributors. 83 * 4. Neither the name of the project nor the names of its contributors 84 * may be used to endorse or promote products derived from this software 85 * without specific prior written permission. 86 * 87 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 88 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 89 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 90 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 91 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 92 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 93 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 94 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 95 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 96 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 97 * SUCH DAMAGE. 98 * - 99 * --Copyright-- 100 */ 101 102 #ifndef _NETDB_H 103 #define _NETDB_H 1 104 105 #ifdef __cplusplus 106 extern "C" { 107 #endif 108 109 #define SOGetHostByName gethostbyname 110 #define SOGetHostByAddr gethostbyaddr 111 #define SOGetAddrInfo getaddrinfo 112 #define SOGetAddrInfoRSU getaddrinfo_rs 113 #define SOGetNameInfo getnameinfo 114 #define SOFreeAddrInfo freeaddrinfo 115 #define SOGaiStrerror gai_strerror 116 117 /* Description of data base entry for a single host. */ 118 struct hostent 119 { 120 char * h_name; /* Official name of host. */ 121 char **h_aliases; /* Alias list. */ 122 int h_addrtype; /* Host address type. */ 123 int h_length; /* Length of address. */ 124 char **h_addr_list; /* List of addresses from name server. */ 125 #define h_addr h_addr_list[0] /* Address, for backward compatibility. */ 126 }; 127 128 129 /* AF_xxx defined in so.h */ 130 /* SOCK_xxx defined in so.h */ 131 132 /* flags for addrinfo{ai_flags} */ 133 #define AI_PASSIVE 0x01 134 #define AI_CANONNAME 0x02 135 #define AI_NUMERICHOST 0x04 136 #define AI_NUMERICSERV 0x08 137 138 struct addrinfo { 139 int ai_flags; /* AI_PASSIVE, AI_CANONNAME, 140 AI_NUMERICHOST, .. */ 141 int ai_family; /* AF_xxx */ 142 int ai_socktype; /* SOCK_xxx */ 143 int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ 144 int ai_addrlen; /* length of ai_addr */ 145 char *ai_canonname; /* canonical name for nodename */ 146 struct sockaddr *ai_addr; /* binary address */ 147 struct addrinfo *ai_next; /* next structure in linked list */ 148 }; 149 150 /* flags for getnameinfo() */ 151 #define NI_NOFQDN 0x01 152 #define NI_NUMERICHOST 0x02 153 #define NI_NAMEREQD 0x04 154 #define NI_NUMERICSERV 0x08 155 #define NI_DGRAM 0x10 156 157 /* for getnameinfo() */ 158 #define NI_MAXHOST 1025 159 #define NI_MAXSERV 32 160 161 #define h_errno (*(get_h_errno())) 162 163 164 #define NETDB_INTERNAL -1 165 #define NETDB_SUCCESS 0 166 #define HOST_NOT_FOUND 1 167 #define TRY_AGAIN 2 168 #define NO_RECOVERY 3 169 #define NO_DATA 4 170 #define NO_ADDRESS NO_DATA 171 172 /* 173 * Error return codes from getaddrinfo() 174 */ 175 #define EAI_ADDRFAMILY 1 /* address family for hostname not supported UNUSED */ 176 #define EAI_AGAIN 2 /* temporary failure in name resolution */ 177 #define EAI_BADFLAGS 3 /* invalid value for ai_flags */ 178 #define EAI_FAIL 4 /* non-recoverable failure in name resolution */ 179 #define EAI_FAMILY 5 /* ai_family not supported */ 180 #define EAI_MEMORY 6 /* memory allocation failure */ 181 #define EAI_NODATA 7 /* no address associated with hostname UNUSED */ 182 #define EAI_NONAME 8 /* hostname nor servname provided, or not known */ 183 #define EAI_SERVICE 9 /* servname not supported for ai_socktype */ 184 #define EAI_SOCKTYPE 10 /* ai_socktype not supported */ 185 #define EAI_SYSTEM 11 /* system error returned in errno */ 186 #define EAI_BADHINTS 12 /* UNUSED */ 187 #define EAI_PROTOCOL 13 /* UNUSED */ 188 #define EAI_OVERFLOW 14 189 #define EAI_INPROGRESS 15 190 #define EAI_MAX 16 /* marker, must be last */ 191 192 193 int *get_h_errno(void); 194 void freeaddrinfo(struct addrinfo *); 195 int getaddrinfo(const char *, const char *, const struct addrinfo *, struct addrinfo **); 196 int getaddrinfo_rs(const char *, const char *, const struct addrinfo *, struct addrinfo **); 197 int getnameinfo(const struct sockaddr *sa, socklen_t salen, char *node, socklen_t nodelen, 198 char *service, socklen_t servicelen, int flags); 199 const char *gai_strerror(int); 200 struct hostent * gethostbyname(const char * name); 201 struct hostent * gethostbyaddr(const void* addr, int len, int type ); 202 203 #ifdef __cplusplus 204 } 205 #endif 206 207 #endif /* !_NETDB_H */ 208