xref: /netbsd-src/lib/libc/rpc/pmap_clnt.c (revision 76dfffe33547c37f8bdd446e3e4ab0f3c16cea4b)
1 /*	$NetBSD: pmap_clnt.c,v 1.3 1996/01/04 20:06:22 pk 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)
33 /*static char *sccsid = "from: @(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";*/
34 /*static char *sccsid = "from: @(#)pmap_clnt.c	2.2 88/08/01 4.0 RPCSRC";*/
35 static char *rcsid = "$NetBSD: pmap_clnt.c,v 1.3 1996/01/04 20:06:22 pk Exp $";
36 #endif
37 
38 /*
39  * pmap_clnt.c
40  * Client interface to pmap rpc service.
41  *
42  * Copyright (C) 1984, Sun Microsystems, Inc.
43  */
44 
45 #include <rpc/rpc.h>
46 #include <rpc/pmap_prot.h>
47 #include <rpc/pmap_clnt.h>
48 
49 static struct timeval timeout = { 5, 0 };
50 static struct timeval tottimeout = { 60, 0 };
51 
52 void clnt_perror();
53 
54 
55 /*
56  * Set a mapping between program,version and port.
57  * Calls the pmap service remotely to do the mapping.
58  */
59 bool_t
60 pmap_set(program, version, protocol, port)
61 	u_long program;
62 	u_long version;
63 	int protocol;
64 	u_short port;
65 {
66 	struct sockaddr_in myaddress;
67 	int socket = -1;
68 	register CLIENT *client;
69 	struct pmap parms;
70 	bool_t rslt;
71 
72 	if (get_myaddress(&myaddress) != 0)
73 		return (FALSE);
74 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
75 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
76 	if (client == (CLIENT *)NULL)
77 		return (FALSE);
78 	parms.pm_prog = program;
79 	parms.pm_vers = version;
80 	parms.pm_prot = protocol;
81 	parms.pm_port = port;
82 	if (CLNT_CALL(client, PMAPPROC_SET, xdr_pmap, &parms, xdr_bool, &rslt,
83 	    tottimeout) != RPC_SUCCESS) {
84 		clnt_perror(client, "Cannot register service");
85 		return (FALSE);
86 	}
87 	CLNT_DESTROY(client);
88 	(void)close(socket);
89 	return (rslt);
90 }
91 
92 /*
93  * Remove the mapping between program,version and port.
94  * Calls the pmap service remotely to do the un-mapping.
95  */
96 bool_t
97 pmap_unset(program, version)
98 	u_long program;
99 	u_long version;
100 {
101 	struct sockaddr_in myaddress;
102 	int socket = -1;
103 	register CLIENT *client;
104 	struct pmap parms;
105 	bool_t rslt;
106 
107 	if (get_myaddress(&myaddress) != 0)
108 		return (FALSE);
109 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
110 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
111 	if (client == (CLIENT *)NULL)
112 		return (FALSE);
113 	parms.pm_prog = program;
114 	parms.pm_vers = version;
115 	parms.pm_port = parms.pm_prot = 0;
116 	CLNT_CALL(client, PMAPPROC_UNSET, xdr_pmap, &parms, xdr_bool, &rslt,
117 	    tottimeout);
118 	CLNT_DESTROY(client);
119 	(void)close(socket);
120 	return (rslt);
121 }
122