00b67f09dd
Also known as ISC bind. This import adds utilities such as host(1), dig(1), and nslookup(1), as well as many other tools and libraries. Change-Id: I035ca46e64f1965d57019e773f4ff0ef035e4aa3
64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
/* $NetBSD: getaddresses.h,v 1.4 2014/12/10 04:37:57 christos Exp $ */
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/*
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* Copyright (C) 2004-2007, 2009 Internet Systems Consortium, Inc. ("ISC")
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* Copyright (C) 2001 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* Id: getaddresses.h,v 1.11 2009/01/17 23:47:42 tbox Exp */
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#ifndef BIND9_GETADDRESSES_H
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#define BIND9_GETADDRESSES_H 1
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/*! \file bind9/getaddresses.h */
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#include <isc/lang.h>
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#include <isc/types.h>
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#include <isc/net.h>
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ISC_LANG_BEGINDECLS
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isc_result_t
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bind9_getaddresses(const char *hostname, in_port_t port,
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isc_sockaddr_t *addrs, int addrsize, int *addrcount);
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/*%<
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* Use the system resolver to get the addresses associated with a hostname.
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* If successful, the number of addresses found is returned in 'addrcount'.
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* If a hostname lookup is performed and addresses of an unknown family is
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* seen, it is ignored. If more than 'addrsize' addresses are seen, the
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* first 'addrsize' are returned and the remainder silently truncated.
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*
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* This routine may block. If called by a program using the isc_app
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* framework, it should be surrounded by isc_app_block()/isc_app_unblock().
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*
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* Requires:
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*\li 'hostname' is not NULL.
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*\li 'addrs' is not NULL.
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*\li 'addrsize' > 0
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*\li 'addrcount' is not NULL.
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*
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*
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* Returns:
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*\li #ISC_R_SUCCESS
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*\li #ISC_R_NOTFOUND
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*\li #ISC_R_NOFAMILYSUPPORT - 'hostname' is an IPv6 address, and IPv6 is
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* not supported.
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*/
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ISC_LANG_ENDDECLS
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#endif /* BIND9_GETADDRESSES_H */
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