xref: /freebsd/lib/libc/rpc/pmap_clnt.c (revision 17ee9d00bc1ae1e598c38f25826f861e4bc6c3ce)
1 /*
2  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3  * unrestricted use provided that this legend is included on all tape
4  * media and as a part of the software program in whole or part.  Users
5  * may copy or modify Sun RPC without charge, but are not authorized
6  * to license or distribute it to anyone else except as part of a product or
7  * program developed by the user.
8  *
9  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
12  *
13  * Sun RPC is provided with no support and without any obligation on the
14  * part of Sun Microsystems, Inc. to assist in its use, correction,
15  * modification or enhancement.
16  *
17  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19  * OR ANY PART THEREOF.
20  *
21  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22  * or profits or other special, indirect and consequential damages, even if
23  * Sun has been advised of the possibility of such damages.
24  *
25  * Sun Microsystems, Inc.
26  * 2550 Garcia Avenue
27  * Mountain View, California  94043
28  */
29 
30 #if defined(LIBC_SCCS) && !defined(lint)
31 /*static char *sccsid = "from: @(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";*/
32 /*static char *sccsid = "from: @(#)pmap_clnt.c	2.2 88/08/01 4.0 RPCSRC";*/
33 static char *rcsid = "$Id: pmap_clnt.c,v 1.1 1993/10/27 05:40:32 paul Exp $";
34 #endif
35 
36 /*
37  * pmap_clnt.c
38  * Client interface to pmap rpc service.
39  *
40  * Copyright (C) 1984, Sun Microsystems, Inc.
41  */
42 
43 #include <rpc/rpc.h>
44 #include <rpc/pmap_prot.h>
45 #include <rpc/pmap_clnt.h>
46 
47 static struct timeval timeout = { 5, 0 };
48 static struct timeval tottimeout = { 60, 0 };
49 
50 void clnt_perror();
51 
52 
53 /*
54  * Set a mapping between program,version and port.
55  * Calls the pmap service remotely to do the mapping.
56  */
57 bool_t
58 pmap_set(program, version, protocol, port)
59 	u_long program;
60 	u_long version;
61 	int protocol;
62 	u_short port;
63 {
64 	struct sockaddr_in myaddress;
65 	int socket = -1;
66 	register CLIENT *client;
67 	struct pmap parms;
68 	bool_t rslt;
69 
70 	get_myaddress(&myaddress);
71 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
72 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
73 	if (client == (CLIENT *)NULL)
74 		return (FALSE);
75 	parms.pm_prog = program;
76 	parms.pm_vers = version;
77 	parms.pm_prot = protocol;
78 	parms.pm_port = port;
79 	if (CLNT_CALL(client, PMAPPROC_SET, xdr_pmap, &parms, xdr_bool, &rslt,
80 	    tottimeout) != RPC_SUCCESS) {
81 		clnt_perror(client, "Cannot register service");
82 		return (FALSE);
83 	}
84 	CLNT_DESTROY(client);
85 	(void)close(socket);
86 	return (rslt);
87 }
88 
89 /*
90  * Remove the mapping between program,version and port.
91  * Calls the pmap service remotely to do the un-mapping.
92  */
93 bool_t
94 pmap_unset(program, version)
95 	u_long program;
96 	u_long version;
97 {
98 	struct sockaddr_in myaddress;
99 	int socket = -1;
100 	register CLIENT *client;
101 	struct pmap parms;
102 	bool_t rslt;
103 
104 	get_myaddress(&myaddress);
105 	client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS,
106 	    timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
107 	if (client == (CLIENT *)NULL)
108 		return (FALSE);
109 	parms.pm_prog = program;
110 	parms.pm_vers = version;
111 	parms.pm_port = parms.pm_prot = 0;
112 	CLNT_CALL(client, PMAPPROC_UNSET, xdr_pmap, &parms, xdr_bool, &rslt,
113 	    tottimeout);
114 	CLNT_DESTROY(client);
115 	(void)close(socket);
116 	return (rslt);
117 }
118