testsuite/surf/surf_usage.c

   1 /* A few basic tests for the surf library                                   */
   2
   3 /* Authors: Arnaud Legrand                                                  */
   4
   5 /* This program is free software; you can redistribute it and/or modify it
   6    under the terms of the license (GNU LGPL) which comes with this package. */
   7
   8 #include <stdio.h>
   9 #include "surf/surf.h"
  10
  11 const char *string_action(e_surf_action_state_t state);
  12 const char *string_action(e_surf_action_state_t state)
  13 {
  14   switch (state) {
  15   case (SURF_ACTION_READY):
  16     return "SURF_ACTION_READY";
  17   case (SURF_ACTION_RUNNING):
  18     return "SURF_ACTION_RUNNING";
  19   case (SURF_ACTION_FAILED):
  20     return "SURF_ACTION_FAILED";
  21   case (SURF_ACTION_DONE):
  22     return "SURF_ACTION_DONE";
  23   case (SURF_ACTION_NOT_IN_THE_SYSTEM):
  24     return "SURF_ACTION_NOT_IN_THE_SYSTEM";
  25   default:
  26     return "INVALID STATE";
  27   }
  28 }
  29
  30
  31 void test(void);
  32 void test(void)
  33 {
  34   void *cpuA = NULL;
  35   void *cpuB = NULL;
  36   surf_action_t actionA = NULL;
  37   surf_action_t actionB = NULL;
  38   e_surf_action_state_t stateActionA;
  39   e_surf_action_state_t stateActionB;
  40   xbt_maxmin_float_t now = -1.0;
  41
  42   surf_init(); /* Initialize some common structures */
  43   surf_cpu_resource_init("platform.txt"); /* Now it is possible to use CPUs */
  44   surf_network_resource_init("platform.txt"); /* Now it is possible to use eth0 */
  45
  46   printf("%p \n", surf_cpu_resource);
  47   cpuA = surf_cpu_resource->common_public->name_service("Cpu A");
  48   cpuB = surf_cpu_resource->common_public->name_service("Cpu B");
  49
  50   /* Let's check that those two processors exist */
  51   printf("%s : %p\n", surf_cpu_resource->common_public->get_resource_name(cpuA), cpuA);
  52   printf("%s : %p\n", surf_cpu_resource->common_public->get_resource_name(cpuB), cpuB);
  53
  54   /* Let's do something on it */
  55   actionA = surf_cpu_resource->extension_public->execute(cpuA, 1000.0);
  56   actionB = surf_cpu_resource->extension_public->execute(cpuB, 1000.0);
  57
  58   /* Use whatever calling style you want... */
  59   stateActionA = surf_cpu_resource->common_public->action_get_state(actionA);   /* When you know actionA resource type */
  60   stateActionB = actionB->resource_type->common_public->action_get_state(actionB);      /* If you're unsure about it's resource type */
  61
  62   /* And just look at the stat of these tasks */
  63   printf("actionA : %p (%s)\n", actionA, string_action(stateActionA));
  64   printf("actionB : %p (%s)\n", actionB, string_action(stateActionB));
  65
  66   surf_solve(); /* Takes traces into account. Returns 0.0 */
  67   do {
  68     surf_action_t action = NULL;
  69     now = surf_get_clock();
  70     printf("Next Event : " XBT_HEAP_FLOAT_T "\n", now);
  71     while(action=xbt_swag_extract(surf_cpu_resource->common_public->states.failed_action_set)) {
  72       printf("\tFailed : %p\n", action);
  73       action->resource_type->common_public->action_free(action);
  74     }
  75     while(action=xbt_swag_extract(surf_cpu_resource->common_public->states.done_action_set)) {
  76       printf("\tDone : %p\n", action);
  77       action->resource_type->common_public->action_free(action);
  78     }
  79   } while(surf_solve());
  80
  81   printf("Simulation Terminated\n");
  82
  83   surf_finalize();
  84 }
  85
  86
  87 int main(int argc, char **argv)
  88 {
  89   test();
  90   return 0;
  91 }