lib/libc/rpc/pmap_getmaps.c

   1 /*      $NetBSD: pmap_getmaps.c,v 1.16 2000/07/06 03:10:34 christos 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 1.16 2000/07/06 03:10:34 christos 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(address)
  81          struct sockaddr_in *address;
  82 {
  83         struct pmaplist *head = NULL;
  84         int sock = -1;
  85         struct timeval minutetimeout;
  86         CLIENT *client;
  87
  88         _DIAGASSERT(address != NULL);
  89
  90         minutetimeout.tv_sec = 60;
  91         minutetimeout.tv_usec = 0;
  92         address->sin_port = htons(PMAPPORT);
  93         client = clnttcp_create(address, PMAPPROG,
  94             PMAPVERS, &sock, 50, 500);
  95         if (client != NULL) {
  96                 if (CLNT_CALL(client, (rpcproc_t)PMAPPROC_DUMP,
  97                     (xdrproc_t)xdr_void, NULL,
  98                     (xdrproc_t)xdr_pmaplist, &head, minutetimeout) !=
  99                     RPC_SUCCESS) {
 100                         clnt_perror(client, "pmap_getmaps rpc problem");
 101                 }
 102                 CLNT_DESTROY(client);
 103         }
 104         address->sin_port = 0;
 105         return (head);
 106 }