src/surf/model.c

   1
   2 /* Copyright (c) 2009 The SimGrid Team. All rights reserved.                */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 #include "surf_private.h"
   8 #include "xbt/dict.h"
   9
  10 static void void_die_impossible_paction(surf_action_t action)
  11 {
  12   DIE_IMPOSSIBLE;
  13 }
  14
  15 static int int_die_impossible_paction(surf_action_t action)
  16 {
  17   DIE_IMPOSSIBLE;
  18 }
  19
  20 /** @brief initialize common datastructures to all models */
  21 surf_model_t surf_model_init(void)
  22 {
  23   s_surf_action_t action;
  24   surf_model_t model = xbt_new0(s_surf_model_t, 1);
  25
  26   model->model_private = xbt_new0(s_surf_model_private_t, 1);
  27
  28   model->states.ready_action_set =
  29     xbt_swag_new(xbt_swag_offset(action, state_hookup));
  30   model->states.running_action_set =
  31     xbt_swag_new(xbt_swag_offset(action, state_hookup));
  32   model->states.failed_action_set =
  33     xbt_swag_new(xbt_swag_offset(action, state_hookup));
  34   model->states.done_action_set =
  35     xbt_swag_new(xbt_swag_offset(action, state_hookup));
  36   model->resource_set = xbt_dict_new();
  37
  38   model->action_free = int_die_impossible_paction;
  39   model->action_cancel = void_die_impossible_paction;
  40   model->action_recycle = void_die_impossible_paction;
  41
  42   return model;
  43 }
  44 /** @brief finalize common datastructures to all models */
  45 void surf_model_exit(surf_model_t model)
  46 {
  47   xbt_swag_free(model->states.ready_action_set);
  48   xbt_swag_free(model->states.running_action_set);
  49   xbt_swag_free(model->states.failed_action_set);
  50   xbt_swag_free(model->states.done_action_set);
  51   xbt_dict_free(&model->resource_set);
  52   free(model->model_private);
  53   free(model);
  54 }
  55
  56 void *surf_model_resource_by_name(surf_model_t model, const char *name)
  57 {
  58   return xbt_dict_get_or_null(model->resource_set, name);
  59 }
  60
  61