77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
/* $NetBSD: res_state.c,v 1.5 2004/06/09 18:07:03 christos Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2004 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Christos Zoulas.
|
|
*
|
|
* 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 NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
__RCSID("$NetBSD: res_state.c,v 1.5 2004/06/09 18:07:03 christos Exp $");
|
|
#endif
|
|
|
|
#include <sys/types.h>
|
|
#include <arpa/inet.h>
|
|
#include <arpa/nameser.h>
|
|
#include <netdb.h>
|
|
#include <resolv.h>
|
|
|
|
struct __res_state _nres;
|
|
|
|
res_state __res_get_state_nothread(void);
|
|
void __res_put_state_nothread(res_state);
|
|
|
|
#ifdef __weak_alias
|
|
__weak_alias(__res_get_state, __res_get_state_nothread)
|
|
__weak_alias(__res_put_state, __res_put_state_nothread)
|
|
/* Source compatibility; only for single threaded programs */
|
|
__weak_alias(__res_state, __res_get_state_nothread)
|
|
#endif
|
|
|
|
res_state
|
|
__res_get_state_nothread(void)
|
|
{
|
|
if ((_nres.options & RES_INIT) == 0 && res_ninit(&_nres) == -1) {
|
|
h_errno = NETDB_INTERNAL;
|
|
return NULL;
|
|
}
|
|
return &_nres;
|
|
}
|
|
|
|
void
|
|
/*ARGSUSED*/
|
|
__res_put_state_nothread(res_state res)
|
|
{
|
|
}
|