1 /* $NetBSD: pmap_getport.c,v 1.16 2000/07/06 03:10:34 christos Exp $ */
4 * Copyright (c) 2009, Sun Microsystems, Inc.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 * - Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
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15 * contributors may be used to endorse or promote products derived
16 * from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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28 * POSSIBILITY OF SUCH DAMAGE.
31 #if defined(LIBC_SCCS) && !defined(lint)
32 static char *sccsid2 = "from: @(#)pmap_getport.c 1.9 87/08/11 Copyr 1984 Sun Micro";
33 static char *sccsid = "from: @(#)pmap_getport.c 2.2 88/08/01 4.0 RPCSRC";
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
40 * Client interface to pmap rpc service.
42 * Copyright (C) 1984, Sun Microsystems, Inc.
45 #include "namespace.h"
46 #include <sys/types.h>
47 #include <sys/socket.h>
49 #include <arpa/inet.h>
56 #include <rpc/pmap_prot.h>
57 #include <rpc/pmap_clnt.h>
58 #include "un-namespace.h"
60 static const struct timeval timeout = { 5, 0 };
61 static const struct timeval tottimeout = { 60, 0 };
64 * Find the mapped port for program,version.
65 * Calls the pmap service remotely to do the lookup.
66 * Returns 0 if no map exists.
69 pmap_getport(struct sockaddr_in *address, u_long program, u_long version,
77 assert(address != NULL);
79 address->sin_port = htons(PMAPPORT);
80 client = clntudp_bufcreate(address, PMAPPROG,
81 PMAPVERS, timeout, &sock, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
83 parms.pm_prog = program;
84 parms.pm_vers = version;
85 parms.pm_prot = protocol;
86 parms.pm_port = 0; /* not needed or used */
87 if (CLNT_CALL(client, (rpcproc_t)PMAPPROC_GETPORT,
89 &parms, (xdrproc_t)xdr_u_short, &port, tottimeout) !=
91 rpc_createerr.cf_stat = RPC_PMAPFAILURE;
92 clnt_geterr(client, &rpc_createerr.cf_error);
93 } else if (port == 0) {
94 rpc_createerr.cf_stat = RPC_PROGNOTREGISTERED;
98 address->sin_port = 0;