xref: /freebsd/lib/libc/rpc/pmap_getmaps.c (revision cb166ce422ac2bc81f42c2a2e2cd68625c11478d)
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 
30 #if defined(LIBC_SCCS) && !defined(lint)
31 /*static char *sccsid = "from: @(#)pmap_getmaps.c 1.10 87/08/11 Copyr 1984 Sun Micro";*/
32 /*static char *sccsid = "from: @(#)pmap_getmaps.c	2.2 88/08/01 4.0 RPCSRC";*/
33 static char *rcsid = "$FreeBSD$";
34 #endif
35 
36 /*
37  * pmap_getmap.c
38  * Client interface to pmap rpc service.
39  * contains pmap_getmaps, which is only tcp service involved
40  *
41  * Copyright (C) 1984, Sun Microsystems, Inc.
42  */
43 
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 #define NAMELEN 255
55 #define MAX_BROADCAST_SIZE 1400
56 
57 /*
58  * Get a copy of the current port maps.
59  * Calls the pmap service remotely to do get the maps.
60  */
61 struct pmaplist *
62 pmap_getmaps(address)
63 	 struct sockaddr_in *address;
64 {
65 	struct pmaplist *head = (struct pmaplist *)NULL;
66 	int socket = -1;
67 	struct timeval minutetimeout;
68 	register CLIENT *client;
69 
70 	minutetimeout.tv_sec = 60;
71 	minutetimeout.tv_usec = 0;
72 	address->sin_port = htons(PMAPPORT);
73 	client = clnttcp_create(address, PMAPPROG,
74 	    PMAPVERS, &socket, 50, 500);
75 	if (client != (CLIENT *)NULL) {
76 		if (CLNT_CALL(client, PMAPPROC_DUMP, xdr_void, NULL, xdr_pmaplist,
77 		    &head, minutetimeout) != RPC_SUCCESS) {
78 			clnt_perror(client, "pmap_getmaps rpc problem");
79 		}
80 		CLNT_DESTROY(client);
81 	}
82 	if (socket != -1)
83 		(void)_close(socket);
84 	address->sin_port = 0;
85 	return (head);
86 }
87