getrpcport.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
#ident "%Z%%M% %I% %E% SMI"
/*
* Copyright (c) 1991 by Sun Microsystems, Inc.
*/
#include <rpc/rpc.h>
#include <netdb.h>
#include <sys/socket.h>
#include <stdio.h>
extern u_short pmap_getport(struct sockaddr_in *, rpcprog_t,
rpcvers_t, rpcprot_t);
u_short
getrpcport(char *host, rpcprog_t prognum, rpcvers_t versnum, rpcprot_t proto)
{
struct sockaddr_in addr;
struct hostent *hp;
if ((hp = gethostbyname(host)) == NULL)
return (0);
memcpy((char *) &addr.sin_addr, hp->h_addr, hp->h_length);
addr.sin_family = AF_INET;
addr.sin_port = 0;
return (pmap_getport(&addr, prognum, versnum, proto));
}