pmap_clnt.c

VXWORKS源代码

/* pmap_clnt.c - client interface to pmap rpc service */

/* Copyright 1984-2000 Wind River Systems, Inc. */
#include "copyright_wrs.h"

/*
 * Copyright (C) 1984, Sun Microsystems, Inc.
 *
 * 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
 */

/*
modification history
--------------------
01p,18apr00,ham  fixed compilation warnings.
01o,11aug93,jmm  Changed ioctl.h and socket.h to sys/ioctl.h and sys/socket.h
01n,26may92,rrr  the tree shuffle
		  -changed includes to have absolute path from h/
01m,04oct91,rrr  passed through the ansification filter
		  -changed includes to have absolute path from h/
		  -changed copyright notice
01l,25oct90,dnw   removed include of utime.h.
01c,27oct89,hjb   upgraded to 4.0
01b,11nov87,jlf   added wrs copyright, title, mod history, etc.
01a,01nov87,rdc   first VxWorks version
*/

#ifndef lint
/* static char sccsid[] = "@(#)pmap_clnt.c 1.1 86/02/03 Copyr 1984 Sun Micro"; */
#endif

/*
 * pmap_clnt.c
 * Client interface to pmap rpc service.
 *
 */

#include "vxWorks.h"
#include "rpc/rpctypes.h"
#include "netinet/in.h"
#include "rpc/xdr.h"
#include "rpc/auth.h"
#include "rpc/clnt.h"
#include "rpc/rpc_msg.h"
#include "rpc/pmap_prot.h"
#include "rpc/pmap_clnt.h"
#include "rpc/get_myaddr.h"
#include "sys/socket.h"
#include "net/if.h"
#include "sys/ioctl.h"
#include "ioLib.h"

#define NAMELEN 255
#define BUFSIZ 1024

static struct timeval timeout = { 5, 0 };
static struct timeval tottimeout = { 60, 0 };
/* XXX not used XXX static struct sockaddr_in myaddress; */

void clnt_perror();


/*
 * 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;
	u_long protocol;
	u_short port;
{
	struct sockaddr_in myaddress;
	int socket = -1;
	register CLIENT *client;
	struct pmap parms;
	bool_t rslt;

	get_myaddress(&myaddress);
	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, xdr_pmap, &parms, xdr_bool, &rslt,
	    tottimeout) != RPC_SUCCESS) {
		clnt_perror(client, "Cannot register service");
		return (FALSE);
	}
	CLNT_DESTROY(client);
	(void)close(socket);
	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;
	register CLIENT *client;
	struct pmap parms;
	bool_t rslt;

	get_myaddress(&myaddress);
	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, xdr_pmap, &parms, xdr_bool, &rslt,
	    tottimeout);
	CLNT_DESTROY(client);
	(void)close(socket);
	return (rslt);
}

/* get_myaddress () is now in a separate file called get_myaddress.c -- 4.0 */