72 lines
3 KiB
C
72 lines
3 KiB
C
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#ifndef _getaddrinfo_h
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#define _getaddrinfo_h
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/*
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* This file is part of libESMTP, a library for submission of RFC 2822
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* formatted electronic mail messages using the SMTP protocol described
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* in RFC 2821.
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* Modified by Jeremy T. Bouse for use in Nagios plugins
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*
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* Copyright (C) 2001,2002 Brian Stafford <brian@stafford.uklinux.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Structure and prototypes aken from RFC 2553
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*
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* $Id: getaddrinfo.h,v 1.2 2004/12/01 23:54:51 opensides Exp $
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*/
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struct addrinfo
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{
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int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
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int ai_family; /* PF_xxx */
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int ai_socktype; /* SOCK_xxx */
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int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
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size_t ai_addrlen; /* length of ai_addr */
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char *ai_canonname; /* canonical name for nodename */
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struct sockaddr *ai_addr; /* binary address */
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struct addrinfo *ai_next; /* next structure in linked list */
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};
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/* Supposed to be defined in <netdb.h> */
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#define AI_PASSIVE 1 /* Socket address is intended for `bind'. */
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#define AI_CANONNAME 2 /* Request for canonical name. */
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#define AI_NUMERICHOST 4 /* Don't use name resolution. */
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/* Supposed to be defined in <netdb.h> */
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#define EAI_ADDRFAMILY 1 /* address family for nodename not supported */
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#define EAI_AGAIN 2 /* temporary failure in name resolution */
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#define EAI_BADFLAGS 3 /* invalid value for ai_flags */
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#define EAI_FAIL 4 /* non-recoverable failure in name resolution */
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#define EAI_FAMILY 5 /* ai_family not supported */
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#define EAI_MEMORY 6 /* memory allocation failure */
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#define EAI_NODATA 7 /* no address associated with nodename */
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#define EAI_NONAME 8 /* nodename nor servname provided, or not known */
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#define EAI_SERVICE 9 /* servname not supported for ai_socktype */
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#define EAI_SOCKTYPE 10 /* ai_socktype not supported */
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#define EAI_SYSTEM 11 /* system error returned in errno */
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/* RFC 2553 / Posix resolver */
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int getaddrinfo (const char *nodename, const char *servname,
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const struct addrinfo *hints, struct addrinfo **res);
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/* Free addrinfo structure and associated storage */
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void freeaddrinfo (struct addrinfo *ai);
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/* Convert error return from getaddrinfo() to string */
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const char *gai_strerror (int code);
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#endif
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