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pmap_getmaps.c revision 1.17 
      1 /*	$NetBSD: pmap_getmaps.c,v 1.17 2012/03/20 17:14:50 matt Exp $	*/
      2 
      3 /*
      4  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
      5  * unrestricted use provided that this legend is included on all tape
      6  * media and as a part of the software program in whole or part.  Users
      7  * may copy or modify Sun RPC without charge, but are not authorized
      8  * to license or distribute it to anyone else except as part of a product or
      9  * program developed by the user.
     10  *
     11  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
     12  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
     13  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
     14  *
     15  * Sun RPC is provided with no support and without any obligation on the
     16  * part of Sun Microsystems, Inc. to assist in its use, correction,
     17  * modification or enhancement.
     18  *
     19  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
     20  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
     21  * OR ANY PART THEREOF.
     22  *
     23  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
     24  * or profits or other special, indirect and consequential damages, even if
     25  * Sun has been advised of the possibility of such damages.
     26  *
     27  * Sun Microsystems, Inc.
     28  * 2550 Garcia Avenue
     29  * Mountain View, California  94043
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 #if defined(LIBC_SCCS) && !defined(lint)
     34 #if 0
     35 static char *sccsid = "@(#)pmap_getmaps.c 1.10 87/08/11 Copyr 1984 Sun Micro";
     36 static char *sccsid = "@(#)pmap_getmaps.c	2.2 88/08/01 4.0 RPCSRC";
     37 #else
     38 __RCSID("$NetBSD: pmap_getmaps.c,v 1.17 2012/03/20 17:14:50 matt Exp $");
     39 #endif
     40 #endif
     41 
     42 /*
     43  * pmap_getmap.c
     44  * Client interface to pmap rpc service.
     45  * contains pmap_getmaps, which is only tcp service involved
     46  *
     47  * Copyright (C) 1984, Sun Microsystems, Inc.
     48  */
     49 
     50 #include "namespace.h"
     51 
     52 #include <sys/types.h>
     53 #include <sys/ioctl.h>
     54 #include <sys/socket.h>
     55 
     56 #include <net/if.h>
     57 
     58 #include <assert.h>
     59 #include <errno.h>
     60 #include <netdb.h>
     61 #include <stdio.h>
     62 #include <unistd.h>
     63 
     64 #include <rpc/rpc.h>
     65 #include <rpc/pmap_prot.h>
     66 #include <rpc/pmap_clnt.h>
     67 
     68 #ifdef __weak_alias
     69 __weak_alias(pmap_getmaps,_pmap_getmaps)
     70 #endif
     71 
     72 #define NAMELEN 255
     73 #define MAX_BROADCAST_SIZE 1400
     74 
     75 /*
     76  * Get a copy of the current port maps.
     77  * Calls the pmap service remotely to do get the maps.
     78  */
     79 struct pmaplist *
     80 pmap_getmaps(struct sockaddr_in *address)
     81 {
     82 	struct pmaplist *head = NULL;
     83 	int sock = -1;
     84 	struct timeval minutetimeout;
     85 	CLIENT *client;
     86 
     87 	_DIAGASSERT(address != NULL);
     88 
     89 	minutetimeout.tv_sec = 60;
     90 	minutetimeout.tv_usec = 0;
     91 	address->sin_port = htons(PMAPPORT);
     92 	client = clnttcp_create(address, PMAPPROG,
     93 	    PMAPVERS, &sock, 50, 500);
     94 	if (client != NULL) {
     95 		if (CLNT_CALL(client, (rpcproc_t)PMAPPROC_DUMP,
     96 		    (xdrproc_t)xdr_void, NULL,
     97 		    (xdrproc_t)xdr_pmaplist, &head, minutetimeout) !=
     98 		    RPC_SUCCESS) {
     99 			clnt_perror(client, "pmap_getmaps rpc problem");
    100 		}
    101 		CLNT_DESTROY(client);
    102 	}
    103 	address->sin_port = 0;
    104 	return (head);
    105 }
    106