blob: fe648f0deba2cc2e28ff84c3cc65074003398989 [file] [log] [blame]
/*
* Copyright (c) 2009, Sun Microsystems, Inc.
* All rights reserved.
*
* 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 Sun Microsystems, 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 <config.h>
#include <sys/cdefs.h>
/*
* pmap_clnt.c
* Client interface to pmap rpc service.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <rpc/rpc.h>
#include <rpc/pmap_prot.h>
#include <rpc/pmap_clnt.h>
#include <rpc/nettype.h>
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include "rpc_com.h"
bool pmap_set(u_long program, u_long version, int protocol, int port)
{
bool rslt;
struct netbuf *na;
struct netconfig *nconf;
char buf[32];
if ((protocol != IPPROTO_UDP) && (protocol != IPPROTO_TCP))
return (false);
nconf = __rpc_getconfip(protocol == IPPROTO_UDP ? "udp" : "tcp");
if (nconf == NULL)
return (false);
if (strcmp(nconf->nc_protofmly, NC_INET) == 0) {
snprintf(buf, sizeof(buf), "0.0.0.0.%d.%d",
(((u_int32_t) port) >> 8) & 0xff, port & 0xff);
} else if (strcmp(nconf->nc_protofmly, NC_INET6) == 0) {
snprintf(buf, sizeof(buf), "::.%d.%d",
(((u_int32_t) port) >> 8) & 0xff, port & 0xff);
}
na = uaddr2taddr(nconf, buf);
if (na == NULL) {
freenetconfigent(nconf);
return (false);
}
rslt = rpcb_set((rpcprog_t) program, (rpcvers_t) version, nconf, na);
mem_free(na->buf, na->len);
mem_free(na, sizeof *na);
freenetconfigent(nconf);
return (rslt);
}
/*
* Remove the mapping between program, version and port.
* Calls the pmap service remotely to do the un-mapping.
*/
bool pmap_unset(u_long program, u_long version)
{
struct netconfig *nconf;
bool udp_rslt = false;
bool tcp_rslt = false;
nconf = __rpc_getconfip("udp");
if (nconf != NULL) {
udp_rslt =
rpcb_unset((rpcprog_t) program, (rpcvers_t) version, nconf);
freenetconfigent(nconf);
}
nconf = __rpc_getconfip("tcp");
if (nconf != NULL) {
tcp_rslt =
rpcb_unset((rpcprog_t) program, (rpcvers_t) version, nconf);
freenetconfigent(nconf);
}
/*
* XXX: The call may still succeed even if only one of the
* calls succeeded. This was the best that could be
* done for backward compatibility.
*/
return (tcp_rslt || udp_rslt);
}