Home | History | Annotate | Line # | Download | only in rpc
pmap_clnt.c revision 1.3.2.1 
      1 /*	$NetBSD: pmap_clnt.c,v 1.3.2.1 1996/09/16 23:44:27 jtc 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 #if defined(LIBC_SCCS) && !defined(lint)
     33 /*static char *sccsid = "from: @(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";*/
     34 /*static char *sccsid = "from: @(#)pmap_clnt.c	2.2 88/08/01 4.0 RPCSRC";*/
     35 static char *rcsid = "$NetBSD: pmap_clnt.c,v 1.3.2.1 1996/09/16 23:44:27 jtc Exp $";
     36 #endif
     37 
     38 /*
     39  * pmap_clnt.c
     40  * Client interface to pmap rpc service.
     41  *
     42  * Copyright (C) 1984, Sun Microsystems, Inc.
     43  */
     44 
     45 #include "namespace.h"
     46 #include <rpc/rpc.h>
     47 #include <rpc/pmap_prot.h>
     48 #include <rpc/pmap_clnt.h>
     49 
     50 #ifdef __weak_alias
     51 __weak_alias(pmap_set,_pmap_set);
     52 __weak_alias(pmap_unset,_pmap_unset);
     53 #endif
     54 
     55 static struct timeval timeout = { 5, 0 };
     56 static struct timeval tottimeout = { 60, 0 };
     57 
     58 void clnt_perror();
     59 
     60 
     61 /*
     62  * Set a mapping between program,version and port.
     63  * Calls the pmap service remotely to do the mapping.
     64  */
     65 bool_t
     66 pmap_set(program, version, protocol, port)
     67 	u_long program;
     68 	u_long version;
     69 	int protocol;
     70 	u_short port;
     71 {
     72 	struct sockaddr_in myaddress;
     73 	int socket = -1;
     74 	register CLIENT *client;
     75 	struct pmap parms;
     76 	bool_t rslt;
     77 
     78 	if (get_myaddress(&myaddress) != 0)
     79 		return (FALSE);
     80 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
     81 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
     82 	if (client == (CLIENT *)NULL)
     83 		return (FALSE);
     84 	parms.pm_prog = program;
     85 	parms.pm_vers = version;
     86 	parms.pm_prot = protocol;
     87 	parms.pm_port = port;
     88 	if (CLNT_CALL(client, PMAPPROC_SET, xdr_pmap, &parms, xdr_bool, &rslt,
     89 	    tottimeout) != RPC_SUCCESS) {
     90 		clnt_perror(client, "Cannot register service");
     91 		return (FALSE);
     92 	}
     93 	CLNT_DESTROY(client);
     94 	(void)close(socket);
     95 	return (rslt);
     96 }
     97 
     98 /*
     99  * Remove the mapping between program,version and port.
    100  * Calls the pmap service remotely to do the un-mapping.
    101  */
    102 bool_t
    103 pmap_unset(program, version)
    104 	u_long program;
    105 	u_long version;
    106 {
    107 	struct sockaddr_in myaddress;
    108 	int socket = -1;
    109 	register CLIENT *client;
    110 	struct pmap parms;
    111 	bool_t rslt;
    112 
    113 	if (get_myaddress(&myaddress) != 0)
    114 		return (FALSE);
    115 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
    116 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
    117 	if (client == (CLIENT *)NULL)
    118 		return (FALSE);
    119 	parms.pm_prog = program;
    120 	parms.pm_vers = version;
    121 	parms.pm_port = parms.pm_prot = 0;
    122 	CLNT_CALL(client, PMAPPROC_UNSET, xdr_pmap, &parms, xdr_bool, &rslt,
    123 	    tottimeout);
    124 	CLNT_DESTROY(client);
    125 	(void)close(socket);
    126 	return (rslt);
    127 }
    128