1 /* 2 * Copyright (c) 1983 Regents of the University of California. 3 * All rights reserved. The Berkeley software License Agreement 4 * specifies the terms and conditions for redistribution. 5 */ 6 7 #if defined(LIBC_SCCS) && !defined(lint) 8 static char sccsid[] = "@(#)getservbyport.c 5.2 (Berkeley) 03/09/86"; 9 #endif LIBC_SCCS and not lint 10 11 #include <netdb.h> 12 13 struct servent * 14 getservbyport(port, proto) 15 int port; 16 char *proto; 17 { 18 register struct servent *p; 19 20 setservent(0); 21 while (p = getservent()) { 22 if (p->s_port != port) 23 continue; 24 if (proto == 0 || strcmp(p->s_proto, proto) == 0) 25 break; 26 } 27 endservent(); 28 return (p); 29 } 30