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 }
  20
  21 /** @brief initialize common datastructures to all models */
  22 surf_model_t surf_model_init(void)
  23 {
  24   s_surf_action_t action;
  25   surf_model_t model = xbt_new0(s_surf_model_t, 1);
  26
  27   model->model_private = xbt_new0(s_surf_model_private_t, 1);
  28
  29   model->states.ready_action_set =
  30       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  31   model->states.running_action_set =
  32       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  33   model->states.failed_action_set =
  34       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  35   model->states.done_action_set =
  36       xbt_swag_new(xbt_swag_offset(action, state_hookup));
  37   model->resource_set = xbt_dict_new();
  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
  50   return model;
  51 }
  52
  53 /** @brief finalize common datastructures to all models */
  54 void surf_model_exit(surf_model_t model)
  55 {
  56   xbt_swag_free(model->states.ready_action_set);
  57   xbt_swag_free(model->states.running_action_set);
  58   xbt_swag_free(model->states.failed_action_set);
  59   xbt_swag_free(model->states.done_action_set);
  60   xbt_dict_free(&model->resource_set);
  61   free(model->model_private);
  62   free(model);
  63 }
  64
  65 void *surf_model_resource_by_name(surf_model_t model, const char *name)
  66 {
  67   return xbt_dict_get_or_null(model->resource_set, name);
  68 }