pmap_getmaps.c revision 261046 
1/*	$NetBSD: pmap_getmaps.c,v 1.16 2000/07/06 03:10:34 christos Exp $	*/
2
3/*-
4 * Copyright (c) 2009, Sun Microsystems, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 * - Redistributions of source code must retain the above copyright notice,
10 *   this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright notice,
12 *   this list of conditions and the following disclaimer in the documentation
13 *   and/or other materials provided with the distribution.
14 * - Neither the name of Sun Microsystems, Inc. nor the names of its
15 *   contributors may be used to endorse or promote products derived
16 *   from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#if defined(LIBC_SCCS) && !defined(lint)
32static char *sccsid2 = "@(#)pmap_getmaps.c 1.10 87/08/11 Copyr 1984 Sun Micro";
33static char *sccsid = "@(#)pmap_getmaps.c	2.2 88/08/01 4.0 RPCSRC";
34#endif
35#include <sys/cdefs.h>
36__FBSDID("$FreeBSD: stable/10/lib/libc/rpc/pmap_getmaps.c 261046 2014-01-22 23:45:27Z mav $");
37
38/*
39 * pmap_getmap.c
40 * Client interface to pmap rpc service.
41 * contains pmap_getmaps, which is only tcp service involved
42 *
43 * Copyright (C) 1984, Sun Microsystems, Inc.
44 */
45
46#include "namespace.h"
47#include <sys/types.h>
48#include <sys/socket.h>
49#include <sys/ioctl.h>
50
51#include <arpa/inet.h>
52#include <net/if.h>
53
54#include <assert.h>
55#include <errno.h>
56#include <netdb.h>
57#include <stdio.h>
58#include <unistd.h>
59
60#include <rpc/rpc.h>
61#include <rpc/pmap_prot.h>
62#include <rpc/pmap_clnt.h>
63#include "un-namespace.h"
64
65#define NAMELEN 255
66#define MAX_BROADCAST_SIZE 1400
67
68/*
69 * Get a copy of the current port maps.
70 * Calls the pmap service remotely to do get the maps.
71 */
72struct pmaplist *
73pmap_getmaps(address)
74	 struct sockaddr_in *address;
75{
76	struct pmaplist *head = NULL;
77	int sock = -1;
78	struct timeval minutetimeout;
79	CLIENT *client;
80
81	assert(address != NULL);
82
83	minutetimeout.tv_sec = 60;
84	minutetimeout.tv_usec = 0;
85	address->sin_port = htons(PMAPPORT);
86	client = clnttcp_create(address, PMAPPROG,
87	    PMAPVERS, &sock, 50, 500);
88	if (client != NULL) {
89		if (CLNT_CALL(client, (rpcproc_t)PMAPPROC_DUMP,
90		    (xdrproc_t)xdr_void, NULL,
91		    (xdrproc_t)xdr_pmaplist, &head, minutetimeout) !=
92		    RPC_SUCCESS) {
93			clnt_perror(client, "pmap_getmaps rpc problem");
94		}
95		CLNT_DESTROY(client);
96	}
97	address->sin_port = 0;
98	return (head);
99}
100