minix/lib/nbsd_libc/rpc/getrpcport.c

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/* $NetBSD: getrpcport.c,v 1.16 2000/01/22 22:19:18 mycroft Exp $ */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
#if 0
static char *sccsid = "@(#)getrpcport.c 1.3 87/08/11 SMI";
static char *sccsid = "@(#)getrpcport.c 2.1 88/07/29 4.0 RPCSRC";
#else
__RCSID("$NetBSD: getrpcport.c,v 1.16 2000/01/22 22:19:18 mycroft Exp $");
#endif
#endif
/*
* Copyright (c) 1985 by Sun Microsystems, Inc.
*/
#include "namespace.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <assert.h>
#include <netdb.h>
#include <stdio.h>
#include <string.h>
#include <rpc/rpc.h>
#include <rpc/pmap_clnt.h>
#ifdef __weak_alias
__weak_alias(getrpcport,_getrpcport)
#endif
int
getrpcport(host, prognum, versnum, proto)
char *host;
int prognum, versnum, proto;
{
struct sockaddr_in addr;
struct hostent *hp;
_DIAGASSERT(host != NULL);
if ((hp = gethostbyname(host)) == NULL)
return (0);
memset(&addr, 0, sizeof(addr));
addr.sin_len = sizeof(struct sockaddr_in);
addr.sin_family = AF_INET;
addr.sin_port = 0;
if (hp->h_length > addr.sin_len)
hp->h_length = addr.sin_len;
memcpy(&addr.sin_addr.s_addr, hp->h_addr, (size_t)hp->h_length);
/* Inconsistent interfaces need casts! :-( */
return (pmap_getport(&addr, (u_long)prognum, (u_long)versnum,
(u_int)proto));
}