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pmap_clnt.c revision 1.1 
      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_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";*/
     32 /*static char *sccsid = "from: @(#)pmap_clnt.c	2.2 88/08/01 4.0 RPCSRC";*/
     33 static char *rcsid = "$Id: pmap_clnt.c,v 1.1 1993/10/07 07:29:57 cgd Exp $";
     34 #endif
     35 
     36 /*
     37  * pmap_clnt.c
     38  * Client interface to pmap rpc service.
     39  *
     40  * Copyright (C) 1984, Sun Microsystems, Inc.
     41  */
     42 
     43 #include <rpc/rpc.h>
     44 #include <rpc/pmap_prot.h>
     45 #include <rpc/pmap_clnt.h>
     46 
     47 static struct timeval timeout = { 5, 0 };
     48 static struct timeval tottimeout = { 60, 0 };
     49 
     50 void clnt_perror();
     51 
     52 
     53 /*
     54  * Set a mapping between program,version and port.
     55  * Calls the pmap service remotely to do the mapping.
     56  */
     57 bool_t
     58 pmap_set(program, version, protocol, port)
     59 	u_long program;
     60 	u_long version;
     61 	int protocol;
     62 	u_short port;
     63 {
     64 	struct sockaddr_in myaddress;
     65 	int socket = -1;
     66 	register CLIENT *client;
     67 	struct pmap parms;
     68 	bool_t rslt;
     69 
     70 	get_myaddress(&myaddress);
     71 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
     72 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
     73 	if (client == (CLIENT *)NULL)
     74 		return (FALSE);
     75 	parms.pm_prog = program;
     76 	parms.pm_vers = version;
     77 	parms.pm_prot = protocol;
     78 	parms.pm_port = port;
     79 	if (CLNT_CALL(client, PMAPPROC_SET, xdr_pmap, &parms, xdr_bool, &rslt,
     80 	    tottimeout) != RPC_SUCCESS) {
     81 		clnt_perror(client, "Cannot register service");
     82 		return (FALSE);
     83 	}
     84 	CLNT_DESTROY(client);
     85 	(void)close(socket);
     86 	return (rslt);
     87 }
     88 
     89 /*
     90  * Remove the mapping between program,version and port.
     91  * Calls the pmap service remotely to do the un-mapping.
     92  */
     93 bool_t
     94 pmap_unset(program, version)
     95 	u_long program;
     96 	u_long version;
     97 {
     98 	struct sockaddr_in myaddress;
     99 	int socket = -1;
    100 	register CLIENT *client;
    101 	struct pmap parms;
    102 	bool_t rslt;
    103 
    104 	get_myaddress(&myaddress);
    105 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
    106 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
    107 	if (client == (CLIENT *)NULL)
    108 		return (FALSE);
    109 	parms.pm_prog = program;
    110 	parms.pm_vers = version;
    111 	parms.pm_port = parms.pm_prot = 0;
    112 	CLNT_CALL(client, PMAPPROC_UNSET, xdr_pmap, &parms, xdr_bool, &rslt,
    113 	    tottimeout);
    114 	CLNT_DESTROY(client);
    115 	(void)close(socket);
    116 	return (rslt);
    117 }
    118