xref: /freebsd/lib/libc/rpc/pmap_getmaps.c (revision 193d9e768ba63fcfb187cfd17f461f7d41345048)
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)
32 static char *sccsid2 = "@(#)pmap_getmaps.c 1.10 87/08/11 Copyr 1984 Sun Micro";
33 static char *sccsid = "@(#)pmap_getmaps.c	2.2 88/08/01 4.0 RPCSRC";
34 #endif
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
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  */
72 struct pmaplist *
73 pmap_getmaps(struct sockaddr_in *address)
74 {
75 	struct pmaplist *head = NULL;
76 	int sock = -1;
77 	struct timeval minutetimeout;
78 	CLIENT *client;
79 
80 	assert(address != NULL);
81 
82 	minutetimeout.tv_sec = 60;
83 	minutetimeout.tv_usec = 0;
84 	address->sin_port = htons(PMAPPORT);
85 	client = clnttcp_create(address, PMAPPROG,
86 	    PMAPVERS, &sock, 50, 500);
87 	if (client != NULL) {
88 		if (CLNT_CALL(client, (rpcproc_t)PMAPPROC_DUMP,
89 		    (xdrproc_t)xdr_void, NULL,
90 		    (xdrproc_t)xdr_pmaplist, &head, minutetimeout) !=
91 		    RPC_SUCCESS) {
92 			clnt_perror(client, "pmap_getmaps rpc problem");
93 		}
94 		CLNT_DESTROY(client);
95 	}
96 	address->sin_port = 0;
97 	return (head);
98 }
99