#ifndef lint static char rcs_id[] = {"$Header: pmap_getport.c,v 1.1 86/09/05 09:16:56 tadl Exp $"}; #endif not lint /* * RCS Info * $Locker: tadl $ */ /* NFSSRC @(#)pmap_getport.c 2.1 86/04/14 */ #ifndef lint static char sccsid[] = "@(#)pmap_getport.c 1.1 86/03/02 Copyr 1984 Sun Micro"; #endif /* * pmap_getport.c * Client interface to pmap rpc service. * * Copyright (C) 1984, Sun Microsystems, Inc. */ #include "types.h" #include <netinet/in.h> #include "xdr.h" #include "auth.h" #include "clnt.h" #include "rpc_msg.h" #include "pmap_prot.h" #include "pmap_clnt.h" #include <sys/socket.h> #include <sys/time.h> #include <stdio.h> #include <net/if.h> #include <sys/ioctl.h> #include <arpa/inet.h> #define NAMELEN 255 static struct timeval timeout = { 5, 0 }; static struct timeval tottimeout = { 60, 0 }; /* * Find the mapped port for program,version. * Calls the pmap service remotely to do the lookup. * Returns 0 if no map exists. */ u_short pmap_getport(address, program, version, protocol) struct sockaddr_in *address; u_long program; u_long version; u_long protocol; { u_short port = 0; int socket = -1; register CLIENT *client; struct pmap parms; address->sin_port = htons(PMAPPORT); client = clntudp_bufcreate(address, PMAPPROG, PMAPVERS, timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE); if (client != (CLIENT *)NULL) { parms.pm_prog = program; parms.pm_vers = version; parms.pm_prot = protocol; parms.pm_port = 0; /* not needed or used */ if (CLNT_CALL(client, PMAPPROC_GETPORT, xdr_pmap, &parms, xdr_u_short, &port, tottimeout) != RPC_SUCCESS){ rpc_createerr.cf_stat = RPC_PMAPFAILURE; clnt_geterr(client, &rpc_createerr.cf_error); } else if (port == 0) { rpc_createerr.cf_stat = RPC_PROGNOTREGISTERED; } CLNT_DESTROY(client); } (void)close(socket); address->sin_port = 0; return (port); }