text: /*	$NetBSD: getprotobyname_r.c,v 1.3 2005/04/18 19:39:45 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. 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[] = "@(#)getprotoname.c	8.1 (Berkeley) 6/4/93";
  #else
  __RCSID("$NetBSD: getprotobyname_r.c,v 1.3 2005/04/18 19:39:45 kleink Exp $");
  #endif
  #endif /* LIBC_SCCS and not lint */
  
  #include <assert.h>
  #include <netdb.h>
  #include <kits/support/String.h>
  
  #include <protoent.h>
  
  #ifdef __weak_alias
  __weak_alias(getprotobyname_r,_getprotobyname_r)
  #endif
  
  struct protoent *
  getprotobyname_r(const char *name, struct protoent *pr,
      struct protoent_data *pd)
  {
  	struct protoent *p;
  	char **cp;
  
  	assert(name != NULL);
  
  	setprotoent_r(pd->stayopen, pd);
  	while ((p = getprotoent_r(pr, pd)) != NULL) {
  		if (strcmp(p->p_name, name) == 0)
  			break;
  		for (cp = p->p_aliases; *cp != NULL; cp++)
  			if (strcmp(*cp, name) == 0)
  				goto found;
  	}
  found:
  	if (!pd->stayopen)
  		if (pd->fp != NULL) {
  			(void)fclose(pd->fp);
  			pd->fp = NULL;
  		}
  	return p;
  }
  