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