PR/37864: Wolfgang Stukenbrock: when requesting TCP rcp-service port numbers
UDP is used
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@ -1,4 +1,4 @@
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/* $NetBSD: pmap_getport.c,v 1.16 2000/07/06 03:10:34 christos Exp $ */
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/* $NetBSD: pmap_getport.c,v 1.17 2008/01/25 19:43:53 christos Exp $ */
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/*
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* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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@ -35,7 +35,7 @@
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static char *sccsid = "@(#)pmap_getport.c 1.9 87/08/11 Copyr 1984 Sun Micro";
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static char *sccsid = "@(#)pmap_getport.c 2.2 88/08/01 4.0 RPCSRC";
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#else
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__RCSID("$NetBSD: pmap_getport.c,v 1.16 2000/07/06 03:10:34 christos Exp $");
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__RCSID("$NetBSD: pmap_getport.c,v 1.17 2008/01/25 19:43:53 christos Exp $");
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#endif
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#endif
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@ -72,6 +72,21 @@ static const struct timeval tottimeout = { 60, 0 };
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* Calls the pmap service remotely to do the lookup.
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* Returns 0 if no map exists.
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*/
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static void
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remote_pmap_getport(CLIENT *client, struct pmap *parms, u_short *port)
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{
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if (CLNT_CALL(client, (rpcproc_t)PMAPPROC_GETPORT, (xdrproc_t)xdr_pmap,
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parms, (xdrproc_t)xdr_u_short, port, tottimeout) != RPC_SUCCESS) {
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rpc_createerr.cf_stat = RPC_PMAPFAILURE;
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clnt_geterr(client, &rpc_createerr.cf_error);
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} else if (*port == 0) {
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rpc_createerr.cf_stat = RPC_PROGNOTREGISTERED;
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clnt_geterr(client, &rpc_createerr.cf_error);
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}
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CLNT_DESTROY(client);
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}
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u_short
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pmap_getport(address, program, version, protocol)
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struct sockaddr_in *address;
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@ -86,24 +101,22 @@ pmap_getport(address, program, version, protocol)
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_DIAGASSERT(address != NULL);
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parms.pm_prog = program;
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parms.pm_vers = version;
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parms.pm_prot = protocol;
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parms.pm_port = 0; /* not needed or used */
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address->sin_port = htons(PMAPPORT);
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client = clntudp_bufcreate(address, PMAPPROG,
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PMAPVERS, timeout, &sock, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
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if (client != NULL) {
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parms.pm_prog = program;
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parms.pm_vers = version;
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parms.pm_prot = protocol;
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parms.pm_port = 0; /* not needed or used */
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if (CLNT_CALL(client, (rpcproc_t)PMAPPROC_GETPORT,
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(xdrproc_t)xdr_pmap,
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&parms, (xdrproc_t)xdr_u_short, &port, tottimeout) !=
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RPC_SUCCESS){
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rpc_createerr.cf_stat = RPC_PMAPFAILURE;
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clnt_geterr(client, &rpc_createerr.cf_error);
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} else if (port == 0) {
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rpc_createerr.cf_stat = RPC_PROGNOTREGISTERED;
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}
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CLNT_DESTROY(client);
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if (protocol == IPPROTO_TCP) {
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client = clnttcp_create(address, PMAPPROG, PMAPVERS, &sock, 0, 0);
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if (client != NULL)
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remote_pmap_getport(client, &parms, &port);
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}
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if (port == 0) {
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client = clntudp_bufcreate(address, PMAPPROG, PMAPVERS, timeout,
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&sock, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
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if (client != NULL)
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remote_pmap_getport(client, &parms, &port);
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}
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address->sin_port = 0;
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return (port);
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