sunrpc/pmap_clnt.c

   1 /* @(#)pmap_clnt.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 !defined(lint) && defined(SCCSIDS)
  31 static char sccsid[] = "@(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";
  32 #endif
  33
  34 /*
  35  * pmap_clnt.c
  36  * Client interface to pmap rpc service.
  37  *
  38  * Copyright (C) 1984, Sun Microsystems, Inc.
  39  */
  40
  41 #include <rpc/rpc.h>
  42 #include <rpc/pmap_prot.h>
  43 #include <rpc/pmap_clnt.h>
  44
  45 static struct timeval timeout = { 5, 0 };
  46 static struct timeval tottimeout = { 60, 0 };
  47
  48 void clnt_perror();
  49
  50
  51 /*
  52  * Set a mapping between program,version and port.
  53  * Calls the pmap service remotely to do the mapping.
  54  */
  55 bool_t
  56 pmap_set(program, version, protocol, port)
  57         u_long program;
  58         u_long version;
  59         int protocol;
  60         u_short port;
  61 {
  62         struct sockaddr_in myaddress;
  63         int socket = -1;
  64         register CLIENT *client;
  65         struct pmap parms;
  66         bool_t rslt;
  67
  68         get_myaddress(&myaddress);
  69         client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
  70             timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
  71         if (client == (CLIENT *)NULL)
  72                 return (FALSE);
  73         parms.pm_prog = program;
  74         parms.pm_vers = version;
  75         parms.pm_prot = protocol;
  76         parms.pm_port = port;
  77         if (CLNT_CALL(client, PMAPPROC_SET, xdr_pmap, &parms, xdr_bool, &rslt,
  78             tottimeout) != RPC_SUCCESS) {
  79                 clnt_perror(client, _("Cannot register service"));
  80                 return (FALSE);
  81         }
  82         CLNT_DESTROY(client);
  83         /* (void)close(socket); CLNT_DESTROY closes it */
  84         return (rslt);
  85 }
  86
  87 /*
  88  * Remove the mapping between program,version and port.
  89  * Calls the pmap service remotely to do the un-mapping.
  90  */
  91 bool_t
  92 pmap_unset(program, version)
  93         u_long program;
  94         u_long version;
  95 {
  96         struct sockaddr_in myaddress;
  97         int socket = -1;
  98         register CLIENT *client;
  99         struct pmap parms;
 100         bool_t rslt;
 101
 102         get_myaddress(&myaddress);
 103         client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
 104             timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
 105         if (client == (CLIENT *)NULL)
 106                 return (FALSE);
 107         parms.pm_prog = program;
 108         parms.pm_vers = version;
 109         parms.pm_port = parms.pm_prot = 0;
 110         CLNT_CALL(client, PMAPPROC_UNSET, xdr_pmap, &parms, xdr_bool, &rslt,
 111             tottimeout);
 112         CLNT_DESTROY(client);
 113         /* (void)close(socket); CLNT_DESTROY already closed it */
 114         return (rslt);
 115 }