+ xbt_dict_t links; /* link list */
+ int watch_point_reached; /* has a task just reached a watch point? */
+
+ /* task state sets */
+ xbt_swag_t not_scheduled_task_set;
+ xbt_swag_t scheduled_task_set;
+ xbt_swag_t ready_task_set;
+ xbt_swag_t running_task_set;
+ xbt_swag_t done_task_set;
+ xbt_swag_t failed_task_set;
+
+} s_SD_global_t, *SD_global_t;
+
+extern SD_global_t sd_global;
+
+/* Link */
+typedef struct SD_link {
+ void *surf_link; /* surf object */
+ void *data; /* user data */
+} s_SD_link_t;
+
+/* Workstation */
+typedef struct SD_workstation {
+ void *surf_workstation; /* surf object */
+ void *data; /* user data */
+} s_SD_workstation_t;
+
+/* Task */
+typedef struct SD_task {
+ s_xbt_swag_hookup_t state_hookup;
+ xbt_swag_t state_set;
+ void *data; /* user data */
+ char *name;
+ double amount;
+ surf_action_t surf_action;
+ unsigned short watch_points;
+ int state_changed; /* used only by SD_simulate, to make sure we put
+ the task only once in the returning array */
+
+ /* dependencies */
+ xbt_dynar_t tasks_before;
+ xbt_dynar_t tasks_after;
+
+ /* scheduling parameters (only exist in state SD_SCHEDULED) */
+ int workstation_nb;
+ void **workstation_list; /* surf workstations */
+ double *computation_amount;
+ double *communication_amount;
+ double rate;
+} s_SD_task_t;
+
+/* Task dependencies */
+typedef struct SD_dependency {
+ char *name;
+ void *data;
+ SD_task_t src;
+ SD_task_t dst;
+ /* src must be finished before dst can start */
+} s_SD_dependency_t, *SD_dependency_t;
+
+/* SimDag private functions */
+
+SD_link_t __SD_link_create(void *surf_link, void *data);
+void __SD_link_destroy(void *link);
+
+SD_workstation_t __SD_workstation_create(void *surf_workstation, void *data);
+void __SD_workstation_destroy(void *workstation);