--- /dev/null
+/* Copyright (c) 2010. The SimGrid Team.
+ * 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" /* Yeah! If you want to use msg, you need to include msg/msg.h */
+#include "xbt/sysdep.h" /* calloc, printf */
+#include <math.h>
+/* 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 sender(int argc, char *argv[]);
+int receiver(int argc, char *argv[]);
+
+MSG_error_t test_all(const char *platform_file, const char *application_file);
+
+/** Sender function */
+int sender(int argc, char *argv[])
+{
+ long number_of_tasks = atol(argv[1]);
+ double task_comp_size = atof(argv[2]);
+ double task_comm_size = atof(argv[3]);
+ long receivers_count = atol(argv[4]);
+ xbt_dynar_t d = NULL;
+ int i;
+ m_task_t task = NULL;
+ char mailbox[256];
+ char sprintf_buffer[256];
+ d = xbt_dynar_new(sizeof(msg_comm_t), NULL);
+ msg_comm_t *comm = malloc((number_of_tasks+receivers_count)*sizeof(msg_comm_t));
+ msg_comm_t res_irecv = NULL;
+ for (i = 0; i < (number_of_tasks); i++)
+ {
+ sprintf(mailbox,"receiver-%ld",(i % receivers_count));
+ sprintf(sprintf_buffer, "Task_%d", i);
+ task = MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size/pow(10,i), NULL);
+ comm[i] = MSG_task_isend(task, mailbox);
+ MSG_task_refcount_dec(task);
+ xbt_dynar_push_as(d, msg_comm_t, comm[i]);
+ INFO3("Send to receiver-%ld %s comm_size %f",i % receivers_count,sprintf_buffer,task_comm_size/pow(10,i));
+ }
+ /* Here we are waiting for the completion of all communications*/
+
+ while(d->used)
+ {
+ xbt_dynar_remove_at(d, MSG_comm_waitany(d), &res_irecv);
+ }
+ xbt_dynar_free(&d);
+
+
+ /* Here we are waiting for the completion of all tasks*/
+ sprintf(mailbox,"finalize");
+
+ for(i=0; i<receivers_count; i++)
+ {
+ task = NULL;
+ res_irecv = NULL;
+ res_irecv = MSG_task_irecv(&(task), mailbox);
+ xbt_assert0(MSG_comm_wait(res_irecv,-1) == MSG_OK, "MSG_task_get failed");
+ MSG_task_destroy(task);
+ MSG_comm_destroy(res_irecv);
+ }
+
+ INFO0("Goodbye now!");
+ return 0;
+} /* end_of_sender */
+
+/** Receiver function */
+int receiver(int argc, char *argv[])
+{
+ int id = -1;
+ int i;
+ char mailbox[80];
+ xbt_dynar_t comms = NULL;
+ int tasks = atof(argv[2]);
+ comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
+
+ xbt_assert1(sscanf(argv[1],"%d", &id),
+ "Invalid argument %s\n",argv[1]);
+ sprintf(mailbox,"receiver-%d",id);
+
+ msg_comm_t res_irecv = NULL;
+ m_task_t task = NULL;
+ m_task_t task_com = NULL;
+ for(i=0; i<tasks ;i++)
+ {
+ INFO1("Wait to receive task %d",i);
+ res_irecv = MSG_task_irecv(&task, mailbox);
+ xbt_dynar_push_as(comms, msg_comm_t , res_irecv);
+ task = NULL;
+ res_irecv = NULL;
+ }
+
+ /* Here we are waiting for the receiving of all communications*/
+ while(comms->used)
+ {
+ task_com = NULL;
+ res_irecv = NULL;
+ int num = MSG_comm_waitany(comms);
+ xbt_dynar_remove_at(comms, num, &res_irecv);
+ task_com = MSG_comm_get_task(res_irecv);
+ INFO1("Processing \"%s\"", MSG_task_get_name(task_com) );
+ MSG_task_execute(task_com);
+ INFO1("\"%s\" done", MSG_task_get_name(task_com));
+ MSG_task_destroy(task_com);
+ }
+ xbt_dynar_free(&comms);
+
+ /* Here we tell to sender that all tasks are done*/
+ sprintf(mailbox,"finalize");
+ res_irecv = MSG_task_isend(MSG_task_create("end", 0, 0, NULL), mailbox);
+
+ INFO0("I'm done. See you!");
+ return 0;
+} /* end_of_receiver */
+
+
+
+
+/** Test function */
+MSG_error_t test_all(const char *platform_file,
+ const char *application_file)
+{
+ MSG_error_t res = MSG_OK;
+
+ /* MSG_config("workstation/model","KCCFLN05"); */
+ { /* Simulation setting */
+ MSG_set_channel_number(0);
+ MSG_create_environment(platform_file);
+ }
+ { /* Application deployment */
+ MSG_function_register("sender", sender);
+ MSG_function_register("receiver", receiver);
+ MSG_launch_application(application_file);
+ }
+ res = MSG_main();
+
+ INFO1("Simulation time %g",MSG_get_clock());
+ return res;
+} /* end_of_test_all */
+
+
+/** Main function */
+int main(int argc, char *argv[])
+{
+ MSG_error_t res = MSG_OK;
+
+ 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]);
+ SIMIX_message_sizes_output("toto.txt");
+ MSG_clean();
+
+ if(res==MSG_OK)
+ return 0;
+ else
+ return 1;
+} /* end_of_main */
