EDK2 doxygen online documents - Firmware Encoding Index 1
EDK2 doxygen online documents - Firmware Encoding Index

StdLib/BsdSocketLib/getprotoname.c

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00001 /*
00002  * Copyright (c) 1983, 1993
00003  *      The Regents of the University of California.  All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. All advertising materials mentioning features or use of this software
00014  *    must display the following acknowledgement:
00015  *      This product includes software developed by the University of
00016  *      California, Berkeley and its contributors.
00017  * 4. Neither the name of the University nor the names of its contributors
00018  *    may be used to endorse or promote products derived from this software
00019  *    without specific prior written permission.
00020  *
00021  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
00022  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00023  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00024  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
00025  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00026  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00027  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00028  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00029  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00030  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00031  * SUCH DAMAGE.
00032  */
00033 
00034 #if defined(LIBC_SCCS) && !defined(lint)
00035 static char sccsid[] = "@(#)getprotoname.c      8.1 (Berkeley) 6/4/93";
00036 #endif /* LIBC_SCCS and not lint */
00037 
00038 #include <netdb.h>
00039 #include <string.h>
00040 
00041 extern int _proto_stayopen;
00042 
00043 struct protoent *
00044 getprotobyname(register const char *name)
00045 {
00046         register struct protoent *p;
00047         register char **cp;
00048 
00049         setprotoent(_proto_stayopen);
00050         while ( NULL != (p = getprotoent()) ) {
00051                 if (strcmp(p->p_name, name) == 0)
00052                         break;
00053                 for (cp = p->p_aliases; *cp != 0; cp++)
00054                         if (strcmp(*cp, name) == 0)
00055                                 goto found;
00056         }
00057 found:
00058         if (!_proto_stayopen)
00059                 endprotoent();
00060         return (p);
00061 }
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