xref: /dragonfly/lib/libc/rpc/pmap_getmaps.c (revision 6bd457ed)
1 /*
2  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3  * unrestricted use provided that this legend is included on all tape
4  * media and as a part of the software program in whole or part.  Users
5  * may copy or modify Sun RPC without charge, but are not authorized
6  * to license or distribute it to anyone else except as part of a product or
7  * program developed by the user.
8  *
9  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
12  *
13  * Sun RPC is provided with no support and without any obligation on the
14  * part of Sun Microsystems, Inc. to assist in its use, correction,
15  * modification or enhancement.
16  *
17  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19  * OR ANY PART THEREOF.
20  *
21  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22  * or profits or other special, indirect and consequential damages, even if
23  * Sun has been advised of the possibility of such damages.
24  *
25  * Sun Microsystems, Inc.
26  * 2550 Garcia Avenue
27  * Mountain View, California  94043
28  *
29  * @(#)pmap_getmaps.c 1.10 87/08/11 Copyr 1984 Sun Micro
30  * @(#)pmap_getmaps.c	2.2 88/08/01 4.0 RPCSRC
31  * $FreeBSD: src/lib/libc/rpc/pmap_getmaps.c,v 1.11 2000/01/27 23:06:39 jasone Exp $
32  * $DragonFly: src/lib/libc/rpc/pmap_getmaps.c,v 1.4 2005/01/31 22:29:38 dillon Exp $
33  */
34 
35 /*
36  * pmap_getmap.c
37  * Client interface to pmap rpc service.
38  * contains pmap_getmaps, which is only tcp service involved
39  *
40  * Copyright (C) 1984, Sun Microsystems, Inc.
41  */
42 
43 #include "namespace.h"
44 #include <rpc/rpc.h>
45 #include <rpc/pmap_prot.h>
46 #include <rpc/pmap_clnt.h>
47 #include <sys/socket.h>
48 #include <netdb.h>
49 #include <stdio.h>
50 #include <unistd.h>
51 #include <errno.h>
52 #include <net/if.h>
53 #include <sys/ioctl.h>
54 #include "un-namespace.h"
55 
56 #define NAMELEN 255
57 #define MAX_BROADCAST_SIZE 1400
58 
59 /*
60  * Get a copy of the current port maps.
61  * Calls the pmap service remotely to do get the maps.
62  */
63 struct pmaplist *
64 pmap_getmaps(address)
65 	 struct sockaddr_in *address;
66 {
67 	struct pmaplist *head = (struct pmaplist *)NULL;
68 	int socket = -1;
69 	struct timeval minutetimeout;
70 	CLIENT *client;
71 
72 	minutetimeout.tv_sec = 60;
73 	minutetimeout.tv_usec = 0;
74 	address->sin_port = htons(PMAPPORT);
75 	client = clnttcp_create(address, PMAPPROG,
76 	    PMAPVERS, &socket, 50, 500);
77 	if (client != (CLIENT *)NULL) {
78 		if (CLNT_CALL(client, PMAPPROC_DUMP, xdr_void, NULL, xdr_pmaplist,
79 		    &head, minutetimeout) != RPC_SUCCESS) {
80 			clnt_perror(client, "pmap_getmaps rpc problem");
81 		}
82 		CLNT_DESTROY(client);
83 	}
84 	if (socket != -1)
85 		(void)_close(socket);
86 	address->sin_port = 0;
87 	return (head);
88 }
89