1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 #include <libintl.h>
27 #include <rpcsvc/mount.h>
28 #include "clnt_subr.h"
29
30 /*
31 * Common code to create client of MOUNTPROG protocol.
32 * Used by dfmounts, dfshares, showmount.
33 */
34 CLIENT *
mountprog_client_create(const char * host,struct timeval * tv)35 mountprog_client_create(const char *host, struct timeval *tv)
36 {
37 rpcvers_t versnum;
38 CLIENT *cl;
39
40 /*
41 * First try circuit, then drop back to datagram if
42 * circuit is unavailable (an old version of mountd perhaps)
43 * Using circuit is preferred because it can handle
44 * arbitrarily long export lists.
45 */
46 cl = clnt_create_vers(host, MOUNTPROG, &versnum,
47 MOUNTVERS, MOUNTVERS3, "circuit_n");
48 if (cl == NULL) {
49 if (rpc_createerr.cf_stat == RPC_PROGNOTREGISTERED)
50 cl = clnt_create_vers(host, MOUNTPROG, &versnum,
51 MOUNTVERS, MOUNTVERS3, "datagram_n");
52 if (cl == NULL) {
53 pr_err(gettext("can't contact server: %s\n"),
54 clnt_spcreateerror(host));
55 (void) __rpc_control(CLCR_SET_RPCB_TIMEOUT, tv);
56 }
57 }
58 return (cl);
59 }
60