+#ifndef lint
+static char sfs_clnt_simple_id[] = "@(#)clnt_simple.c 2.1 97/10/23";
+#endif
+/* @(#)clnt_simple.c 2.2 88/08/01 4.0 RPCSRC */
+/*
+ * Copyright (c) 1992-1997,2001 by Standard Performance Evaluation Corporation
+ * All rights reserved.
+ * Standard Performance Evaluation Corporation (SPEC)
+ * 6585 Merchant Place, Suite 100
+ * Warrenton, VA 20187
+ *
+ * This product contains benchmarks acquired from several sources who
+ * understand and agree with SPEC's goal of creating fair and objective
+ * benchmarks to measure computer performance.
+ *
+ * This copyright notice is placed here only to protect SPEC in the
+ * event the source is misused in any manner that is contrary to the
+ * spirit, the goals and the intent of SPEC.
+ *
+ * The source code is provided to the user or company under the license
+ * agreement for the SPEC Benchmark Suite for this product.
+ */
+/*
+ * 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[] = "@(#)clnt_simple.c 1.35 87/08/11 Copyr 1984 Sun Micro";
+#endif
+
+/*
+ * clnt_simple.c
+ * Simplified front end to rpc.
+ *
+ * Copyright (C) 1984, Sun Microsystems, Inc.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "rpc/rpc.h"
+#include "rpc/osdep.h"
+#include <netdb.h>
+#include <string.h>
+
+static struct callrpc_private {
+ CLIENT *client;
+ int socket;
+ int oldprognum, oldversnum, valid;
+ char *oldhost;
+} *callrpc_private;
+
+callrpc(
+ char *host,
+ int prognum,
+ int versnum,
+ int procnum,
+ xdrproc_t inproc,
+ char *in,
+ xdrproc_t outproc,
+ char *out)
+{
+ register struct callrpc_private *crp = callrpc_private;
+ struct sockaddr_in server_addr;
+ enum clnt_stat clnt_stat;
+ struct hostent *hp;
+ struct timeval timeout, tottimeout;
+
+ if (crp == 0) {
+ crp = (struct callrpc_private *)calloc(1,
+ sizeof (struct callrpc_private));
+ if (crp == 0)
+ return (0);
+ callrpc_private = crp;
+ }
+ if (crp->oldhost == NULL) {
+ crp->oldhost = malloc(256);
+ crp->oldhost[0] = 0;
+ crp->socket = RPC_ANYSOCK;
+ }
+ if (crp->valid && crp->oldprognum == prognum && crp->oldversnum == versnum
+ && strcmp(crp->oldhost, host) == 0) {
+ /* reuse old client */
+ } else {
+ crp->valid = 0;
+ (void)close(crp->socket);
+ crp->socket = RPC_ANYSOCK;
+ if (crp->client) {
+ clnt_destroy(crp->client);
+ crp->client = NULL;
+ }
+ if ((hp = gethostbyname(host)) == NULL)
+ return ((int) RPC_UNKNOWNHOST);
+ timeout.tv_usec = 0;
+ timeout.tv_sec = 5;
+ memmove((char *)&server_addr.sin_addr, hp->h_addr, hp->h_length);
+ server_addr.sin_family = AF_INET;
+ server_addr.sin_port = 0;
+ if ((crp->client = clntudp_create(&server_addr, (uint32_t)prognum,
+ (uint32_t)versnum, timeout, &crp->socket)) == NULL)
+ return ((int) rpc_createerr.cf_stat);
+ crp->valid = 1;
+ crp->oldprognum = prognum;
+ crp->oldversnum = versnum;
+ (void) strcpy(crp->oldhost, host);
+ }
+ tottimeout.tv_sec = 25;
+ tottimeout.tv_usec = 0;
+ clnt_stat = clnt_call(crp->client, procnum, inproc, in,
+ outproc, out, tottimeout);
+ /*
+ * if call failed, empty cache
+ */
+ if (clnt_stat != RPC_SUCCESS)
+ crp->valid = 0;
+ return ((int) clnt_stat);
+}