+/* $Id$ */
+
+/* Copyright (c) 2002,2003,2004 Arnaud Legrand. All rights reserved. */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#include <stdio.h>
+#include "msg/msg.h"
+#include "xbt/sysdep.h" /* calloc, printf */
+
+/* Create a log channel to have nice outputs. */
+#include "xbt/log.h"
+#include "xbt/asserts.h"
+XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,"Messages specific for this msg example");
+
+int master(int argc, char *argv[]);
+int slave(int argc, char *argv[]);
+MSG_error_t test_all(const char *platform_file, const char *application_file);
+
+/** Emitter function */
+int master(int argc, char *argv[])
+{
+ //defining the category of the master process
+ TRACE_msg_set_process_category (MSG_process_self(), "master");
+
+ long number_of_tasks = atol(argv[1]);
+ long slaves_count = atol(argv[4]);
+ int p = 1000000000;
+ int c = 10000000;
+
+ int i;
+ for (i = 0; i < number_of_tasks; i++){
+ m_task_t task = NULL;
+ task = MSG_task_create ("task_compute", p, c, NULL);
+ TRACE_msg_set_task_category (task, "compute");
+ MSG_task_send(task, "master_mailbox");
+ task = NULL;
+ task = MSG_task_create ("task_request", p, c, NULL);
+ TRACE_msg_set_task_category (task, "request");
+ MSG_task_send(task, "master_mailbox");
+ task = NULL;
+ task = MSG_task_create ("task_data", p, c, NULL);
+ TRACE_msg_set_task_category (task, "data");
+ MSG_task_send(task, "master_mailbox");
+ }
+
+ for (i = 0; i < slaves_count; i++) {
+ m_task_t finalize = MSG_task_create ("finalize", 0, 1000, 0);
+ TRACE_msg_set_task_category(finalize, "finalize");
+ MSG_task_send(finalize, "master_mailbox");
+ }
+
+ return 0;
+}
+
+/** Receiver function */
+int slave(int argc, char *argv[])
+{
+ //defining the category of this slave process
+ TRACE_msg_set_process_category (MSG_process_self(), "slave");
+
+ m_task_t task = NULL;
+ int res;
+
+ while(1) {
+ res = MSG_task_receive(&(task), "master_mailbox");
+
+ if (!strcmp(MSG_task_get_name(task),"finalize")) {
+ MSG_task_destroy(task);
+ break;
+ }
+
+ MSG_task_execute(task);
+ MSG_task_destroy(task);
+ task = NULL;
+ }
+ return 0;
+}
+
+/** Test function */
+MSG_error_t test_all(const char *platform_file,
+ const char *application_file)
+{
+ MSG_error_t res = MSG_OK;
+
+ { /* Simulation setting */
+ MSG_set_channel_number(0);
+ MSG_create_environment(platform_file);
+ }
+ { /* Application deployment */
+ MSG_function_register("master", master);
+ MSG_function_register("slave", slave);
+ MSG_launch_application(application_file);
+ }
+ res = MSG_main();
+
+ INFO1("Simulation time %g",MSG_get_clock());
+ return res;
+}
+
+
+/** Main function */
+int main(int argc, char *argv[])
+{
+ MSG_error_t res = MSG_OK;
+
+ //starting the simulation tracing with the TRACE_VOLUME mask
+ // - the communication volume among processes expects that:
+ // - the processes involved have a category
+ // - the tasks sent have a category
+ TRACE_start_with_mask ("volume.trace", TRACE_VOLUME);
+
+ //declaring user categories (for tasks)
+ TRACE_category ("compute");
+ TRACE_category ("request");
+ TRACE_category ("data");
+ TRACE_category ("finalize");
+
+ //declaring user categories (for processes)
+ TRACE_category ("master");
+ TRACE_category ("slave");
+
+ MSG_global_init(&argc,argv);
+ if (argc < 3) {
+ printf ("Usage: %s platform_file deployment_file\n",argv[0]);
+ printf ("example: %s msg_platform.xml msg_deployment.xml\n",argv[0]);
+ exit(1);
+ }
+ res = test_all(argv[1],argv[2]);
+ MSG_clean();
+
+ //ending the simulation tracing
+ TRACE_end();
+
+ if(res==MSG_OK)
+ return 0;
+ else
+ return 1;
+} /* end_of_main */
