#ifndef _getaddrinfo_h #define _getaddrinfo_h /* * This file is part of libESMTP, a library for submission of RFC 2822 * formatted electronic mail messages using the SMTP protocol described * in RFC 2821. * * Copyright (C) 2001,2002 Brian Stafford <brian@stafford.uklinux.net> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* Structure and prototypes aken from RFC 2553 */ #include <config.h> #ifndef HAVE_GETADDRINFO 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 nodename */ struct sockaddr *ai_addr; /* binary address */ struct addrinfo *ai_next; /* next structure in linked list */ }; /* Supposed to be defined in <netdb.h> */ #define AI_PASSIVE 1 /* Socket address is intended for `bind'. */ #define AI_CANONNAME 2 /* Request for canonical name. */ #define AI_NUMERICHOST 4 /* Don't use name resolution. */ /* Supposed to be defined in <netdb.h> */ #define EAI_ADDRFAMILY 1 /* address family for nodename not supported */ #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 /* no address associated with nodename */ #define EAI_NONAME 8 /* nodename 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_OVERFLOW 12 /* argument buffer too small */ /* RFC 2553 / Posix resolver */ int getaddrinfo (const char *nodename, const char *servname, const struct addrinfo *hints, struct addrinfo **res); /* Free addrinfo structure and associated storage */ void freeaddrinfo (struct addrinfo *ai); /* Convert error return from getaddrinfo() to string */ const char *gai_strerror (int code); #endif #endif