80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
/*
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)getservbyname.c 8.1 (Berkeley) 6/4/93";
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#endif /* LIBC_SCCS and not lint */
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#include <netdb.h>
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#include <string.h>
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extern int _serv_stayopen;
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struct servent *
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getservbyname(name, proto)
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const char *name, *proto;
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{
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register struct servent *p;
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register char **cp;
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#ifdef YP
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extern char *___getservbyname_yp;
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extern char *___getservbyproto_yp;
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___getservbyname_yp = (char *)name;
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___getservbyproto_yp = (char *)proto;
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#endif
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setservent(_serv_stayopen);
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while ( (p = getservent()) ) {
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if (strcmp(name, p->s_name) == 0)
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goto gotname;
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for (cp = p->s_aliases; *cp; cp++)
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if (strcmp(name, *cp) == 0)
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goto gotname;
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continue;
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gotname:
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if (proto == 0 || strcmp(p->s_proto, proto) == 0)
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break;
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}
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if (!_serv_stayopen)
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endservent();
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#ifdef YP
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___getservbyname_yp = NULL;
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___getservbyproto_yp = NULL;
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#endif
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return (p);
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}
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