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Sprite 1984 - 1993
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getservbyname.c
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C/C++ Source or Header
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1988-07-01
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1KB
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44 lines
/*
* Copyright (c) 1983 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of California at Berkeley. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)getservbyname.c 5.4 (Berkeley) 3/7/88";
#endif /* LIBC_SCCS and not lint */
#include <netdb.h>
extern int _serv_stayopen;
struct servent *
getservbyname(name, proto)
char *name, *proto;
{
register struct servent *p;
register char **cp;
setservent(_serv_stayopen);
while (p = getservent()) {
if (strcmp(name, p->s_name) == 0)
goto gotname;
for (cp = p->s_aliases; *cp; cp++)
if (strcmp(name, *cp) == 0)
goto gotname;
continue;
gotname:
if (proto == 0 || strcmp(p->s_proto, proto) == 0)
break;
}
if (!_serv_stayopen)
endservent();
return (p);
}