src/surf/surf_model.c

   1
   2 /* Copyright (c) 2009, 2010. The SimGrid Team.
   3  * All rights reserved.                                                     */
   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 "surf_private.h"
   9 #include "xbt/dict.h"
  10
  11 static void void_die_impossible_paction(surf_action_t action)
  12 {
  13   DIE_IMPOSSIBLE;
  14 }
  15
  16 static int int_die_impossible_paction(surf_action_t action)
  17 {
  18   DIE_IMPOSSIBLE;
  19   return -1;
  20 }
  21
  22 /** @brief initialize common datastructures to all models */
  23 surf_model_t surf_model_init(void)
  24 {
  25   s_surf_action_t action;
  26   surf_model_t model = xbt_new0(s_surf_model_t, 1);
  27
  28   model->model_private = xbt_new0(s_surf_model_private_t, 1);
  29
  30   model->states.ready_action_set =
  31       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  32   model->states.running_action_set =
  33       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  34   model->states.failed_action_set =
  35       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  36   model->states.done_action_set =
  37       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  38
  39   model->action_unref = int_die_impossible_paction;
  40   model->action_cancel = void_die_impossible_paction;
  41   model->action_recycle = void_die_impossible_paction;
  42
  43   model->action_state_get = surf_action_state_get;
  44   model->action_state_set = surf_action_state_set;
  45   model->action_get_start_time = surf_action_get_start_time;
  46   model->action_get_finish_time = surf_action_get_finish_time;
  47   model->action_data_set = surf_action_data_set;
  48
  49   model->model_private->modified_set = NULL;
  50   model->model_private->action_heap = NULL;
  51   model->model_private->update_mechanism = UM_UNDEFINED;
  52   model->model_private->selective_update = 0;
  53
  54   return model;
  55 }
  56
  57 /** @brief finalize common datastructures to all models */
  58 void surf_model_exit(surf_model_t model)
  59 {
  60   xbt_swag_free(model->states.ready_action_set);
  61   xbt_swag_free(model->states.running_action_set);
  62   xbt_swag_free(model->states.failed_action_set);
  63   xbt_swag_free(model->states.done_action_set);
  64   free(model->model_private);
  65   free(model);
  66 }