NetBSD/lib/libc/net/getnetbyaddr.c

71 lines
2.7 KiB
C

/* $NetBSD: getnetbyaddr.c,v 1.13 1998/10/14 19:52:57 kleink Exp $ */
/*
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*
* 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 University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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)
#if 0
static char sccsid_[] = "from getnetbyaddr.c 1.1 (Coimbra) 93/06/02";
static char rcsid[] = "Id: getnetbyaddr.c,v 8.2 1996/05/09 05:59:13 vixie Exp ";
static char sccsid[] = "@(#)getnetbyaddr.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: getnetbyaddr.c,v 1.13 1998/10/14 19:52:57 kleink Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
#include "namespace.h"
#include <netdb.h>
#include <stddef.h>
extern int _net_stayopen;
/* XXX private header! */
struct netent *__getnetbyaddr __P((unsigned long, int type));
struct netent *
__getnetbyaddr(net, type)
unsigned long net;
int type;
{
struct netent *p;
setnetent(_net_stayopen);
while ((p = getnetent()) != NULL)
if (p->n_addrtype == type && p->n_net == net)
break;
if (!_net_stayopen)
endnetent();
return (p);
}