GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libc/net/getservbyport.c Lines: 0 11 0.0 %
Date: 2017-11-07 Branches: 0 14 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: getservbyport.c,v 1.8 2015/09/14 07:38:38 guenther 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 <netdb.h>
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#include <stdio.h>
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#include <string.h>
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int
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getservbyport_r(int port, const char *proto, struct servent *se,
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    struct servent_data *sd)
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{
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	int error;
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	setservent_r(sd->stayopen, sd);
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	while ((error = getservent_r(se, sd)) == 0) {
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		if (se->s_port != port)
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			continue;
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		if (proto == 0 || strcmp(se->s_proto, proto) == 0)
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			break;
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	}
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	if (!sd->stayopen && sd->fp != NULL) {
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		fclose(sd->fp);
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		sd->fp = NULL;
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	}
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	return (error);
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}
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DEF_WEAK(getservbyport_r);
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struct servent *
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getservbyport(int port, const char *proto)
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{
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	extern struct servent_data _servent_data;
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	static struct servent serv;
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	if (getservbyport_r(port, proto, &serv, &_servent_data) != 0)
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		return (NULL);
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	return (&serv);
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}