1 /* @(#)pmap_getport.c 2.2 88/08/01 4.0 RPCSRC */
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31 static char sccsid[] = "@(#)pmap_getport.c 1.9 87/08/11 Copyr 1984 Sun Micro";
36 * Client interface to pmap rpc service.
38 * Copyright (C) 1984, Sun Microsystems, Inc.
42 #include <rpc/pmap_prot.h>
43 #include <rpc/pmap_clnt.h>
44 #include <sys/socket.h>
46 static const struct timeval timeout =
48 static const struct timeval tottimeout =
52 * Find the mapped port for program,version.
53 * Calls the pmap service remotely to do the lookup.
54 * Returns 0 if no map exists.
57 pmap_getport (address, program, version, protocol)
58 struct sockaddr_in *address;
68 address->sin_port = htons (PMAPPORT);
69 client = clntudp_bufcreate (address, PMAPPROG,
70 PMAPVERS, timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
71 if (client != (CLIENT *) NULL)
73 struct rpc_createerr *ce = &get_rpc_createerr ();
74 parms.pm_prog = program;
75 parms.pm_vers = version;
76 parms.pm_prot = protocol;
77 parms.pm_port = 0; /* not needed or used */
78 if (CLNT_CALL (client, PMAPPROC_GETPORT, (xdrproc_t)xdr_pmap,
79 (caddr_t)&parms, (xdrproc_t)xdr_u_short,
80 (caddr_t)&port, tottimeout) != RPC_SUCCESS)
82 ce->cf_stat = RPC_PMAPFAILURE;
83 clnt_geterr (client, &ce->cf_error);
87 ce->cf_stat = RPC_PROGNOTREGISTERED;
89 CLNT_DESTROY (client);
91 /* (void)__close(socket); CLNT_DESTROY already closed it */
92 address->sin_port = 0;