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Diffstat (limited to 'libc/inet/rpc/pmap_getport.c')
-rw-r--r--libc/inet/rpc/pmap_getport.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/libc/inet/rpc/pmap_getport.c b/libc/inet/rpc/pmap_getport.c
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index 000000000..77b9cf743
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+++ b/libc/inet/rpc/pmap_getport.c
@@ -0,0 +1,87 @@
+/* @(#)pmap_getport.c 2.2 88/08/01 4.0 RPCSRC */
+/*
+ * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
+ * unrestricted use provided that this legend is included on all tape
+ * media and as a part of the software program in whole or part. Users
+ * may copy or modify Sun RPC without charge, but are not authorized
+ * to license or distribute it to anyone else except as part of a product or
+ * program developed by the user.
+ *
+ * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
+ * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
+ *
+ * Sun RPC is provided with no support and without any obligation on the
+ * part of Sun Microsystems, Inc. to assist in its use, correction,
+ * modification or enhancement.
+ *
+ * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
+ * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
+ * OR ANY PART THEREOF.
+ *
+ * In no event will Sun Microsystems, Inc. be liable for any lost revenue
+ * or profits or other special, indirect and consequential damages, even if
+ * Sun has been advised of the possibility of such damages.
+ *
+ * Sun Microsystems, Inc.
+ * 2550 Garcia Avenue
+ * Mountain View, California 94043
+ */
+#if !defined(lint) && defined(SCCSIDS)
+static char sccsid[] = "@(#)pmap_getport.c 1.9 87/08/11 Copyr 1984 Sun Micro";
+#endif
+
+/*
+ * pmap_getport.c
+ * Client interface to pmap rpc service.
+ *
+ * Copyright (C) 1984, Sun Microsystems, Inc.
+ */
+
+#include <rpc/rpc.h>
+#include <rpc/pmap_prot.h>
+#include <rpc/pmap_clnt.h>
+#include <sys/socket.h>
+#include <net/if.h>
+
+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_int 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);
+}