1 /* @(#)pmap_getport.c 2.2 88/08/01 4.0 RPCSRC */
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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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.
44 #include <rpc/pmap_prot.h>
45 #include <rpc/pmap_clnt.h>
47 libc_hidden_proto(clntudp_bufcreate)
48 libc_hidden_proto(__rpc_thread_createerr)
49 libc_hidden_proto(xdr_u_short)
50 libc_hidden_proto(xdr_pmap)
52 static const struct timeval timeout =
54 static const struct timeval tottimeout =
58 * Find the mapped port for program,version.
59 * Calls the pmap service remotely to do the lookup.
60 * Returns 0 if no map exists.
62 libc_hidden_proto(pmap_getport)
64 pmap_getport (address, program, version, protocol)
65 struct sockaddr_in *address;
75 address->sin_port = htons (PMAPPORT);
76 client = clntudp_bufcreate (address, PMAPPROG,
77 PMAPVERS, timeout, &_socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
78 if (client != (CLIENT *) NULL)
80 struct rpc_createerr *ce = &get_rpc_createerr ();
81 parms.pm_prog = program;
82 parms.pm_vers = version;
83 parms.pm_prot = protocol;
84 parms.pm_port = 0; /* not needed or used */
85 if (CLNT_CALL (client, PMAPPROC_GETPORT, (xdrproc_t)xdr_pmap,
86 (caddr_t)&parms, (xdrproc_t)xdr_u_short,
87 (caddr_t)&port, tottimeout) != RPC_SUCCESS)
89 ce->cf_stat = RPC_PMAPFAILURE;
90 clnt_geterr (client, &ce->cf_error);
94 ce->cf_stat = RPC_PROGNOTREGISTERED;
96 CLNT_DESTROY (client);
98 /* (void)__close(_socket); CLNT_DESTROY already closed it */
99 address->sin_port = 0;
102 libc_hidden_def(pmap_getport)