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/*
* pmap_getmap.c
* Client interface to pmap rpc service.
* contains pmap_getmaps, which is only tcp service involved
*
* Copyright (c) 2010, Oracle America, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
* * Neither the name of the "Oracle America, Inc." nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <rpc/rpc.h>
#include <rpc/pmap_prot.h>
#include <rpc/pmap_clnt.h>
#include <sys/socket.h>
#include <netdb.h>
#include <stdbool.h>
#include <stdio.h>
#include <errno.h>
#include <libintl.h>
#include <unistd.h>
#include <not-cancel.h>
/*
* Get a copy of the current port maps.
* Calls the pmap service remotely to do get the maps.
*/
struct pmaplist *
pmap_getmaps (struct sockaddr_in *address)
{
struct pmaplist *head = (struct pmaplist *) NULL;
struct timeval minutetimeout;
CLIENT *client;
bool closeit = false;
minutetimeout.tv_sec = 60;
minutetimeout.tv_usec = 0;
address->sin_port = htons (PMAPPORT);
/* Don't need a reserved port to get ports from the portmapper. */
int socket = __get_socket (address);
if (socket != -1)
closeit = true;
client = clnttcp_create (address, PMAPPROG, PMAPVERS, &socket, 50, 500);
if (client != (CLIENT *) NULL)
{
if (CLNT_CALL (client, PMAPPROC_DUMP, (xdrproc_t)xdr_void, NULL,
(xdrproc_t)xdr_pmaplist, (caddr_t)&head,
minutetimeout) != RPC_SUCCESS)
{
clnt_perror (client, _("pmap_getmaps.c: rpc problem"));
}
CLNT_DESTROY (client);
}
/* We only need to close the socket here if we opened it. */
if (closeit)
close_not_cancel (socket);
address->sin_port = 0;
return head;
}
libc_hidden_nolink (pmap_getmaps, GLIBC_2_0)
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