pm_getmaps.c

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