NetBSD/lib/libc/rpc/pmap_clnt.c
lukem 15896e79fe * don't close the socket unless it was opened by the function
* note (in the comments) that the client is responsible for closing
  the socket if they opened it, or they didn't use CLNT_DESTROY()

fixes a couple of unnecessary closing of already-closed sockets.
noted by: Matthias Drochner <M.Drochner@fz-juelich.de>
1999-03-25 01:16:10 +00:00

130 lines
3.6 KiB
C

/* $NetBSD: pmap_clnt.c,v 1.12 1999/03/25 01:16:11 lukem Exp $ */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
#if 0
static char *sccsid = "@(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";
static char *sccsid = "@(#)pmap_clnt.c 2.2 88/08/01 4.0 RPCSRC";
#else
__RCSID("$NetBSD: pmap_clnt.c,v 1.12 1999/03/25 01:16:11 lukem Exp $");
#endif
#endif
/*
* pmap_clnt.c
* Client interface to pmap rpc service.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*/
#include "namespace.h"
#include <unistd.h>
#include <rpc/rpc.h>
#include <rpc/pmap_prot.h>
#include <rpc/pmap_clnt.h>
#ifdef __weak_alias
__weak_alias(pmap_set,_pmap_set);
__weak_alias(pmap_unset,_pmap_unset);
#endif
static const struct timeval timeout = { 5, 0 };
static const struct timeval tottimeout = { 60, 0 };
/*
* Set a mapping between program,version and port.
* Calls the pmap service remotely to do the mapping.
*/
bool_t
pmap_set(program, version, protocol, port)
u_long program;
u_long version;
int protocol;
u_short port;
{
struct sockaddr_in myaddress;
int socket = -1;
CLIENT *client;
struct pmap parms;
bool_t rslt;
if (get_myaddress(&myaddress) != 0)
return (FALSE);
client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
if (client == (CLIENT *)NULL)
return (FALSE);
parms.pm_prog = program;
parms.pm_vers = version;
parms.pm_prot = protocol;
parms.pm_port = port;
if (CLNT_CALL(client, PMAPPROC_SET, (xdrproc_t)xdr_pmap,
&parms, (xdrproc_t)xdr_bool, &rslt, tottimeout) != RPC_SUCCESS) {
clnt_perror(client, "Cannot register service");
rslt = FALSE;
}
CLNT_DESTROY(client);
return (rslt);
}
/*
* Remove the mapping between program,version and port.
* Calls the pmap service remotely to do the un-mapping.
*/
bool_t
pmap_unset(program, version)
u_long program;
u_long version;
{
struct sockaddr_in myaddress;
int socket = -1;
CLIENT *client;
struct pmap parms;
bool_t rslt;
if (get_myaddress(&myaddress) != 0)
return (FALSE);
client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
if (client == (CLIENT *)NULL)
return (FALSE);
parms.pm_prog = program;
parms.pm_vers = version;
parms.pm_port = parms.pm_prot = 0;
CLNT_CALL(client, PMAPPROC_UNSET, (xdrproc_t)xdr_pmap, &parms,
(xdrproc_t)xdr_bool, &rslt, tottimeout);
CLNT_DESTROY(client);
return (rslt);
}