/* netdb.h - server entries and the like for routed/rip */ /* Copyright 1996-2007 Wind River Systems, Inc. */ /*- * Copyright (c) 1980, 1983, 1988, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)netdb.h 8.1 (Berkeley) 6/2/93 * From: Id: netdb.h,v 8.9 1996/11/19 08:39:29 vixie Exp $ * $FreeBSD: src/include/netdb.h,v 1.14.2.5 2001/08/29 08:46:51 alfred Exp $ * - * Portions Copyright (c) 1993 by Digital Equipment Corporation. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies, and that * the name of Digital Equipment Corporation not be used in advertising or * publicity pertaining to distribution of the document or software without * specific, written prior permission. * * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS * SOFTWARE. * - * --Copyright-- */ /* modification history -------------------- 01s,09jan12,h_x Move extern "C" after last header file include. 01r,12feb07,dlk Added prototypes for rtpGetaddrinfoInit() and rtpGetnameinfoInit(). 01q,05oct06,kch Removed h_ttl member from struct hostent for IPNet compatibility. 01p,06jul05,vvv fixed build errors 01o,29jun05,vvv added getaddrinfo(), getnameinfo(), freeaddrinfo() and gai_strerror() for RFC3493 01n,28jun05,vvv restored v4mapped 01m,13may05,vvv merged from kame-20050404-freebsd411 01l,20nov03,niq Remove copyright_wrs.h file inclusion 01k,05nov03,cdw Removal of unnecessary _KERNEL guards. 01j,04nov03,rlm Ran batch header path update for header re-org. 01i,03nov03,rlm Removed wrn/coreip/ prefix from #includes for header re-org. 01h,06aug03,nee Accordion Base6 merge from ACCORDION_BASE6_MERGE_BASELINE label 01g,10jun03,vvv include netVersion.h 01f,12dec01,hgo add support of flag AI_V4MAPPED for getaddrinfo() 01e,20sep01,hgo extensions for IPv6 support 01d,19aug97,jag Added the field h_ttl to the structure hostent. 01c,29apr97,jag fixed include define and added C++ linkage. Changed field names of struc netnet to avoid conflict with i960 macros. 01b,24feb97,jag changed comment. 01a,26nov96,gnn created from BSD4.4 routed */ #ifndef __INCnetdbh #define __INCnetdbh #include #include /* for socklen_t */ #ifdef __cplusplus extern "C" { #endif /* * Structures returned by network data base library. All addresses are * supplied in host order, and returned in network order (suitable for * use in system calls). */ struct hostent { char *h_name; /* official name of host */ char **h_aliases; /* alias list */ int h_addrtype; /* host address type */ int h_length; /* length of address */ char **h_addr_list; /* list of addresses from name server */ #define h_addr h_addr_list[0] /* address, for backward compatiblity */ }; /* * Assumption here is that a network number * fits in an unsigned long -- probably a poor one. */ struct netent { char * nName; /* official name of net */ char ** nAliases; /* alias list */ int nAddrtype; /* net address type */ unsigned long nNet; /* network # */ }; struct servent { char *s_name; /* official service name */ char **s_aliases; /* alias list */ int s_port; /* port # */ char *s_proto; /* protocol to use */ }; struct protoent { char *p_name; /* official protocol name */ char **p_aliases; /* alias list */ int p_proto; /* protocol # */ }; struct addrinfo { int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */ int ai_family; /* PF_xxx */ int ai_socktype; /* SOCK_xxx */ int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ size_t ai_addrlen; /* length of ai_addr */ char *ai_canonname; /* canonical name for hostname */ struct sockaddr *ai_addr; /* binary address */ struct addrinfo *ai_next; /* next structure in linked list */ }; /* * Error return codes from getaddrinfo() */ /* #define EAI_ADDRFAMILY 1 (obsoleted) */ #define EAI_AGAIN 2 /* temporary failure in name resolution */ #define EAI_BADFLAGS 3 /* invalid value for ai_flags */ #define EAI_FAIL 4 /* non-recoverable failure in name resolution */ #define EAI_FAMILY 5 /* ai_family not supported */ #define EAI_MEMORY 6 /* memory allocation failure */ /* #define EAI_NODATA 7 (obsoleted) */ #define EAI_NONAME 8 /* hostname nor servname provided, or not known */ #define EAI_SERVICE 9 /* servname not supported for ai_socktype */ #define EAI_SOCKTYPE 10 /* ai_socktype not supported */ #define EAI_SYSTEM 11 /* system error returned in errno */ #define EAI_BADHINTS 12 /* Invalid value for hints */ #define EAI_PROTOCOL 13 /* Resolved protocol is unknown */ #define EAI_OVERFLOW 14 /* Argument buffer overflow */ #define EAI_MAX 15 /* * Flag values for getaddrinfo() */ #define AI_PASSIVE 0x00000001 /* get address to use bind() */ #define AI_CANONNAME 0x00000002 /* fill ai_canonname */ #define AI_NUMERICHOST 0x00000004 /* prevent name resolution */ #define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */ #define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */ #define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */ /* valid flags for getaddrinfo (not a standard def, apps should not use it) */ #define AI_MASK \ (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_NUMERICSERV | \ AI_ADDRCONFIG | AI_ALL | AI_V4MAPPED_CFG | AI_V4MAPPED) #define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */ #define AI_NUMERICSERV 0x00001000 /* prevent service resolution */ /* special recommended flags for getipnodebyname */ #define AI_DEFAULT AI_V4MAPPED_CFG | AI_ADDRCONFIG /* * Constants for getnameinfo() */ #define NI_MAXHOST 1025 #define NI_MAXSERV 32 /* * Flag values for getnameinfo() */ #define NI_NOFQDN 0x00000001 #define NI_NUMERICHOST 0x00000002 #define NI_NAMEREQD 0x00000004 #define NI_NUMERICSERV 0x00000008 #define NI_DGRAM 0x00000010 #if 0 /* obsolete */ #define NI_WITHSCOPEID 0x00000020 #endif #define NI_NUMERICSCOPE 0x00000040 /* * Scope delimit character */ #define SCOPE_DELIMITER '%' /* * Error return codes from res_query.c */ #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */ #define TRY_AGAIN 2 /* Non-Authoritive Host not found, or SERVERFAIL */ #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ #define NO_DATA 4 /* Valid name, no data record of requested type */ #define NO_ADDRESS NO_DATA /* no address, look for MX record */ #ifndef __INCwrapperHostLibh extern int getnameinfo (const struct sockaddr *sa, socklen_t salen, char *host, size_t hostlen, char *serv, size_t servlen, int flags); extern int getaddrinfo (const char *hostname, const char *servname, const struct addrinfo *hints, struct addrinfo **result); extern void freeaddrinfo (struct addrinfo * ai); extern char * gai_strerror (int ecode); #endif #ifdef _WRS_KERNEL extern STATUS rtpGetaddrinfoInit (void); extern STATUS rtpGetnameinfoInit (void); #endif /* _WRS_KERNEL */ #ifdef __cplusplus } #endif #endif /* __INCnetdbh */