X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/0a7eb8c381f11279a5b6e1e97a726ff8d0746bcd..3f17e7a2d9e727cf8ba2da354280f3afd329c8a6:/src/simdag/private.h

diff --git a/src/simdag/private.h b/src/simdag/private.h
index e115ebd713..06fe3394dd 100644
--- a/src/simdag/private.h
+++ b/src/simdag/private.h
@@ -2,10 +2,12 @@
 #define SIMDAG_PRIVATE_H
 
 #include "xbt/dict.h"
+#include "xbt/dynar.h"
 #include "simdag/simdag.h"
 #include "simdag/datatypes.h"
+#include "surf/surf.h"
 
-#define CHECK_INIT_DONE() xbt_assert0(sd_global != NULL, "SD_init not called yet")
+#define SD_CHECK_INIT_DONE() xbt_assert0(sd_global != NULL, "Call SD_init() first")
 
 /* Global variables */
 
@@ -13,30 +15,66 @@ typedef struct SD_global {
   xbt_dict_t workstations; /* workstation list */
   int workstation_count; /* number of workstations */
   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 private data */
-typedef struct SD_link_data {
+/* Link */
+typedef struct SD_link {
   void *surf_link; /* surf object */
-} s_SD_link_data_t;
+  void *data; /* user data */
+} s_SD_link_t;
 
-/* Workstation private data */
-typedef struct SD_workstation_data {
+/* Workstation */
+typedef struct SD_workstation {
   void *surf_workstation; /* surf object */
-} s_SD_workstation_data_t;
+  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 */
 
-/* Task private data */
-typedef struct SD_task_data {
+  /* 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;
-  SD_task_state_t state;
-  /*double amount;
-    double remaining_amount;*/
-  /* TODO: dependencies + watch */
-} s_SD_task_data_t;
+  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;
 
-/* Private functions */
+/* SimDag private functions */
 
 SD_link_t __SD_link_create(void *surf_link, void *data);
 void __SD_link_destroy(void *link);
@@ -44,4 +82,37 @@ void __SD_link_destroy(void *link);
 SD_workstation_t __SD_workstation_create(void *surf_workstation, void *data);
 void __SD_workstation_destroy(void *workstation);
 
+void __SD_task_set_state(SD_task_t task, e_SD_task_state_t new_state);
+surf_action_t __SD_task_run(SD_task_t task);
+void __SD_task_remove_dependencies(SD_task_t task);
+
+/* Functions to test if the task is in a given state.
+   These functions are faster than using SD_task_get_state() */
+
+/* Returns whether the given task is scheduled or ready. */
+static _XBT_INLINE int __SD_task_is_scheduled_or_ready(SD_task_t task) {
+  return task->state_set == sd_global->scheduled_task_set ||
+    task->state_set == sd_global->ready_task_set;
+}
+
+/* Returns whether the state of the given task is SD_NOT_SCHEDULED. */
+static _XBT_INLINE int __SD_task_is_not_scheduled(SD_task_t task) {
+  return task->state_set == sd_global->not_scheduled_task_set;
+}
+
+/* Returns whether the state of the given task is SD_SCHEDULED. */
+static _XBT_INLINE int __SD_task_is_scheduled(SD_task_t task) {
+  return task->state_set == sd_global->scheduled_task_set;
+}
+
+/* Returns whether the state of the given task is SD_READY. */
+static _XBT_INLINE int __SD_task_is_ready(SD_task_t task) {
+  return task->state_set == sd_global->ready_task_set;
+}
+
+/* Returns whether the state of the given task is SD_RUNNING. */
+static _XBT_INLINE int __SD_task_is_running(SD_task_t task) {
+  return task->state_set == sd_global->running_task_set;
+}
+
 #endif