1/* $NetBSD: pmap_clnt.c,v 1.16 2000/07/06 03:10:34 christos Exp $ */
2
3/*
4 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
5 * unrestricted use provided that this legend is included on all tape
6 * media and as a part of the software program in whole or part. Users
7 * may copy or modify Sun RPC without charge, but are not authorized
8 * to license or distribute it to anyone else except as part of a product or
9 * program developed by the user.
10 *
11 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
12 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
13 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 *
15 * Sun RPC is provided with no support and without any obligation on the
16 * part of Sun Microsystems, Inc. to assist in its use, correction,
17 * modification or enhancement.
18 *
19 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
20 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
21 * OR ANY PART THEREOF.
22 *
23 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
24 * or profits or other special, indirect and consequential damages, even if
25 * Sun has been advised of the possibility of such damages.
26 *
27 * Sun Microsystems, Inc.
28 * 2550 Garcia Avenue
29 * Mountain View, California 94043
30 */
31
32#if defined(LIBC_SCCS) && !defined(lint)
33static char *sccsid = "@(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";
34static char *sccsid = "@(#)pmap_clnt.c 2.2 88/08/01 4.0 RPCSRC";
35#endif
36#include <sys/cdefs.h>
37__FBSDID("$FreeBSD: head/lib/libc/rpc/pmap_clnt.c 92990 2002-03-22 23:18:37Z obrien $");
38
39/*
40 * pmap_clnt.c
41 * Client interface to pmap rpc service.
42 *
43 * Copyright (C) 1984, Sun Microsystems, Inc.
44 */
45
46#include "namespace.h"
47#include <sys/types.h>
48#include <sys/stat.h>
49#include <unistd.h>
50
51#include <rpc/rpc.h>
52#include <rpc/pmap_prot.h>
53#include <rpc/pmap_clnt.h>
54#include <rpc/nettype.h>
55#include <netinet/in.h>
56#include "un-namespace.h"
57
58#include <stdio.h>
59#include <stdlib.h>
60
61#include "rpc_com.h"
62
63bool_t
64pmap_set(u_long program, u_long version, int protocol, int port)
65{
66 bool_t rslt;
67 struct netbuf *na;
68 struct netconfig *nconf;
69 char buf[32];
70
71 if ((protocol != IPPROTO_UDP) && (protocol != IPPROTO_TCP)) {
72 return (FALSE);
73 }
74 nconf = __rpc_getconfip(protocol == IPPROTO_UDP ? "udp" : "tcp");
75 if (nconf == NULL) {
76 return (FALSE);
77 }
78 snprintf(buf, sizeof buf, "0.0.0.0.%d.%d",
79 (((u_int32_t)port) >> 8) & 0xff, port & 0xff);
80 na = uaddr2taddr(nconf, buf);
81 if (na == NULL) {
82 freenetconfigent(nconf);
83 return (FALSE);
84 }
85 rslt = rpcb_set((rpcprog_t)program, (rpcvers_t)version, nconf, na);
86 free(na);
87 freenetconfigent(nconf);
88 return (rslt);
89}
90
91/*
92 * Remove the mapping between program, version and port.
93 * Calls the pmap service remotely to do the un-mapping.
94 */
95bool_t
96pmap_unset(u_long program, u_long version)
97{
98 struct netconfig *nconf;
99 bool_t udp_rslt = FALSE;
100 bool_t tcp_rslt = FALSE;
101
102 nconf = __rpc_getconfip("udp");
103 if (nconf != NULL) {
104 udp_rslt = rpcb_unset((rpcprog_t)program, (rpcvers_t)version,
105 nconf);
106 freenetconfigent(nconf);
107 }
108 nconf = __rpc_getconfip("tcp");
109 if (nconf != NULL) {
110 tcp_rslt = rpcb_unset((rpcprog_t)program, (rpcvers_t)version,
111 nconf);
112 freenetconfigent(nconf);
113 }
114 /*
115 * XXX: The call may still succeed even if only one of the
116 * calls succeeded. This was the best that could be
117 * done for backward compatibility.
118 */
119 return (tcp_rslt || udp_rslt);
120}