51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/*
|
|
* Copyright (c) 1983 Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms are permitted
|
|
* provided that: (1) source distributions retain this entire copyright
|
|
* notice and comment, and (2) distributions including binaries display
|
|
* the following acknowledgement: ``This product includes software
|
|
* developed by the University of California, Berkeley and its contributors''
|
|
* in the documentation or other materials provided with the distribution
|
|
* and in all advertising materials mentioning features or use of this
|
|
* software. 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
|
*/
|
|
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
static char sccsid[] = "@(#)getservbyport.c 5.6 (Berkeley) 6/1/90";
|
|
#endif /* LIBC_SCCS and not lint */
|
|
|
|
#include <stddef.h>
|
|
#include <string.h>
|
|
|
|
#ifdef _MINIX
|
|
#include <net/gen/netdb.h>
|
|
#endif
|
|
|
|
extern int _serv_stayopen;
|
|
|
|
struct servent *
|
|
getservbyport(port, proto)
|
|
int port;
|
|
const char *proto;
|
|
{
|
|
register struct servent *p;
|
|
|
|
setservent(_serv_stayopen);
|
|
while ((p = getservent())) {
|
|
if (p->s_port != port)
|
|
continue;
|
|
if (proto == 0 || strcmp(p->s_proto, proto) == 0)
|
|
break;
|
|
}
|
|
if (!_serv_stayopen)
|
|
endservent();
|
|
return (p);
|
|
}
|