4e3cae58ff
data structures into the libc sources until the interface gets redone. Approved by christos.
71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/* $NetBSD: getservbyport_r.c,v 1.3 2005/04/18 19:39:45 kleink Exp $ */
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/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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#if 0
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static char sccsid[] = "@(#)getservbyport.c 8.1 (Berkeley) 6/4/93";
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#else
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__RCSID("$NetBSD: getservbyport_r.c,v 1.3 2005/04/18 19:39:45 kleink Exp $");
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#endif
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#endif /* LIBC_SCCS and not lint */
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#include "namespace.h"
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#include <netdb.h>
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#include <string.h>
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#include "servent.h"
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#ifdef __weak_alias
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__weak_alias(getservbyport_r,_getservbyport_r)
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#endif
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struct servent *
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getservbyport_r(int port, const char *proto, struct servent *sp,
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struct servent_data *sd)
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{
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struct servent *s;
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setservent_r(sd->stayopen, sd);
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while ((s = getservent_r(sp, sd)) != NULL) {
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if (s->s_port != port)
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continue;
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if (proto == NULL || strcmp(s->s_proto, proto) == 0)
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break;
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}
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if (!sd->stayopen)
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if (sd->fp != NULL) {
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(void)fclose(sd->fp);
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sd->fp = NULL;
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}
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return s;
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}
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