1/*	$NetBSD: res_state.c,v 1.7.8.2 2009/01/10 21:39:02 christos Exp $	*/
2
3/*-
4 * Copyright (c) 2004 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33#if defined(LIBC_SCCS) && !defined(lint)
34__RCSID("$NetBSD: res_state.c,v 1.7.8.2 2009/01/10 21:39:02 christos Exp $");
35#endif
36
37#include <sys/types.h>
38#include <arpa/inet.h>
39#include <arpa/nameser.h>
40#include <netdb.h>
41#include <resolv.h>
42
43struct __res_state _nres
44# if defined(__BIND_RES_TEXT)
45	= { .retrans = RES_TIMEOUT, }	/*%< Motorola, et al. */
46# endif
47	;
48
49res_state __res_get_state_nothread(void);
50void __res_put_state_nothread(res_state);
51
52#ifdef __weak_alias
53__weak_alias(__res_get_state, __res_get_state_nothread)
54__weak_alias(__res_put_state, __res_put_state_nothread)
55/* Source compatibility; only for single threaded programs */
56__weak_alias(__res_state, __res_get_state_nothread)
57#endif
58
59res_state
60__res_get_state_nothread(void)
61{
62	if ((_nres.options & RES_INIT) == 0 && res_ninit(&_nres) == -1) {
63		h_errno = NETDB_INTERNAL;
64		return NULL;
65	}
66	return &_nres;
67}
68
69void
70/*ARGSUSED*/
71__res_put_state_nothread(res_state res)
72{
73}
74