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Change the way we specify the sizes of bandwidth tests to be able to send really...
[simgrid.git] / include / simdag / simdag.h
index 609f689..c250e0f 100644 (file)
@@ -8,69 +8,133 @@ SG_BEGIN_DECL()
 
 /************************** Link handling ***********************************/
 
-/* private (called by SG_environment_create)
-SG_link_t    SG_link_create(void *data, const char *name,
-double bandwidth, double latency);*/
-void*        SG_link_get_data(SG_link_t link);
-void         SG_link_set_data(SG_link_t link, void *data);
-const char*  SG_link_get_name(SG_link_t link);
-double       SG_link_get_capacity(SG_link_t link);
-double       SG_link_get_current_bandwidth(SG_link_t link);
-double       SG_link_get_current_latency(SG_link_t link);
-/* private (called by SG_clean)
-void         SG_link_destroy(SG_link_t link);
-*/
+/** @defgroup SD_link_management Links
+ *  @brief Functions for managing the network links
+ * 
+ *  This section describes the functions for managing the network links.
+ *  
+ *  A link is a network node represented as a <em>name</em>, a <em>current
+ *  bandwidth</em> and a <em>current latency</em>. The links are created
+ *  when you call the function SD_create_environment.
+ *
+ *  @see SD_link_t
+ *  @{
+ */
+XBT_PUBLIC const SD_link_t*   SD_link_get_list(void);
+XBT_PUBLIC int                SD_link_get_number(void);
+XBT_PUBLIC void*              SD_link_get_data(SD_link_t link);
+XBT_PUBLIC void               SD_link_set_data(SD_link_t link, void *data);
+XBT_PUBLIC const char*        SD_link_get_name(SD_link_t link);
+XBT_PUBLIC double             SD_link_get_current_bandwidth(SD_link_t link);
+XBT_PUBLIC double             SD_link_get_current_latency(SD_link_t link);
+/** @} */
 
 /************************** Workstation handling ****************************/
 
-/* private (called by SG_environment_create)
-SG_workstation_t   SG_workstation_create(void *data, const char *name, double power,
-  double available_power);*/
-SG_workstation_t   SG_workstation_get_by_name(const char *name);
-SG_workstation_t*  SG_workstation_get_list(void);
-int                SG_workstation_get_number(void);
-void               SG_workstation_set_data(SG_workstation_t workstation, void *data);
-void*              SG_workstation_get_data(SG_workstation_t workstation);
-const char*        SG_workstation_get_name(SG_workstation_t workstation);
-SG_link_t*         SG_workstation_route_get_list(SG_workstation_t src, SG_workstation_t dst);
-int                SG_workstation_route_get_size(SG_workstation_t src, SG_workstation_t dst);
-double             SG_workstation_get_power(SG_workstation_t workstation);
-double             SG_workstation_get_available_power(SG_workstation_t workstation);
-/* private (called by SG_clean)
-void               SG_workstation_destroy(SG_workstation_t workstation);
-*/
+/** @defgroup SD_workstation_management Workstations
+ *  @brief Functions for managing the workstations
+ * 
+ *  This section describes the functions for managing the workstations.
+ *  
+ *  A workstation is a place where a task can be executed.
+ *  A workstation is represented as a <em>physical
+ *  resource with computing capabilities</em> and has a <em>name</em>.
+ *
+ *  The workstations are created when you call the function SD_create_environment.
+ *
+ *  @see SD_workstation_t
+ *  @{
+ */
+XBT_PUBLIC SD_workstation_t        SD_workstation_get_by_name(const char *name);
+XBT_PUBLIC const SD_workstation_t* SD_workstation_get_list(void);
+XBT_PUBLIC int                     SD_workstation_get_number(void);
+XBT_PUBLIC void                    SD_workstation_set_data(SD_workstation_t workstation, void *data);
+XBT_PUBLIC void*                   SD_workstation_get_data(SD_workstation_t workstation);
+XBT_PUBLIC const char*             SD_workstation_get_name(SD_workstation_t workstation);
+XBT_PUBLIC const SD_link_t*              SD_route_get_list(SD_workstation_t src, SD_workstation_t dst);
+XBT_PUBLIC int                     SD_route_get_size(SD_workstation_t src, SD_workstation_t dst);
+XBT_PUBLIC double                  SD_workstation_get_power(SD_workstation_t workstation);
+XBT_PUBLIC double                  SD_workstation_get_available_power(SD_workstation_t workstation);
+XBT_PUBLIC e_SD_workstation_access_mode_t SD_workstation_get_access_mode(SD_workstation_t workstation);
+XBT_PUBLIC void                    SD_workstation_set_access_mode(SD_workstation_t workstation,
+                                                      e_SD_workstation_access_mode_t access_mode);
+
+XBT_PUBLIC double    SD_workstation_get_computation_time(SD_workstation_t workstation, double computation_amount);
+XBT_PUBLIC double    SD_route_get_current_latency(SD_workstation_t src, SD_workstation_t dst);
+XBT_PUBLIC double    SD_route_get_current_bandwidth(SD_workstation_t src, SD_workstation_t dst);
+XBT_PUBLIC double    SD_route_get_communication_time(SD_workstation_t src, SD_workstation_t dst,
+                                                     double communication_amount);
+
+/** @} */
 
 /************************** Task handling ************************************/
 
-SG_task_t         SG_task_create(const char *name, void *data, double amount);
-int               SG_task_schedule(SG_task_t task, int workstation_nb,
-                                  SG_workstation_t **workstation_list, double *computation_amount,
-                                  double *communication_amount, double rate);
-
-void*             SG_task_get_data(SG_task_t task);
-void              SG_task_set_data(SG_task_t task, void *data);
-const char*       SG_task_get_name(SG_task_t task);
-double            SG_task_get_amount(SG_task_t task);
-double            SG_task_get_remaining_amount(SG_task_t task);
-void              SG_task_dependency_add(const char *name, void *data, SG_task_t src, SG_task_t dst);
-void              SG_task_dependency_remove(SG_task_t src, SG_task_t dst); 
-SG_task_state_t   SG_task_get_state(SG_task_t task);
-/* SG_task_state_t can be either SG_SCHEDULED, SG_RUNNING, SG_DONE, or SG_FAILED */
-
-void              SG_task_watch(SG_task_t task, SG_task_state_t state);
-/* SG_simulate will stop as soon as the state of this task is the one given in argument.
-   Watch-point is then automatically removed */
-
-void              SG_task_unwatch(SG_task_t task, SG_task_state_t state);
-void              SG_task_unschedule(SG_task_t task); /* change state and rerun */
-void              SG_task_destroy(SG_task_t task);
+/** @defgroup SD_task_management Tasks
+ *  @brief Functions for managing the tasks
+ * 
+ *  This section describes the functions for managing the tasks.
+ *  
+ *  A task is some <em>working amount</em> that can be executed
+ *  in parallel on several workstations. A task may depend on other
+ *  tasks, this means that the task cannot start until the other tasks are done.
+ *  Each task has a <em>\ref e_SD_task_state_t "state"</em> indicating whether
+ *  the task is scheduled, running, done, etc.
+ *  
+ *  @see SD_task_t, SD_task_dependency_management
+ *  @{
+ */
+XBT_PUBLIC SD_task_t         SD_task_create(const char *name, void *data, double amount);
+XBT_PUBLIC void*             SD_task_get_data(SD_task_t task);
+XBT_PUBLIC void              SD_task_set_data(SD_task_t task, void *data);
+XBT_PUBLIC e_SD_task_state_t SD_task_get_state(SD_task_t task);
+XBT_PUBLIC const char*       SD_task_get_name(SD_task_t task);
+XBT_PUBLIC void              SD_task_watch(SD_task_t task, e_SD_task_state_t state);
+XBT_PUBLIC void              SD_task_unwatch(SD_task_t task, e_SD_task_state_t state);
+XBT_PUBLIC double            SD_task_get_amount(SD_task_t task);
+XBT_PUBLIC double            SD_task_get_remaining_amount(SD_task_t task);
+XBT_PUBLIC double            SD_task_get_execution_time(SD_task_t task, int workstation_nb,
+                                            const SD_workstation_t *workstation_list,
+                                            const double *computation_amount, const double *communication_amount,
+                                            double rate);
+XBT_PUBLIC void              SD_task_schedule(SD_task_t task, int workstation_nb,
+                                  const SD_workstation_t *workstation_list, const double *computation_amount,
+                                  const double *communication_amount, double rate);
+XBT_PUBLIC void              SD_task_unschedule(SD_task_t task);
+XBT_PUBLIC double            SD_task_get_start_time(SD_task_t task);
+XBT_PUBLIC double            SD_task_get_finish_time(SD_task_t task);
+XBT_PUBLIC void              SD_task_destroy(SD_task_t task);
+/** @} */
+
+
+/** @defgroup SD_task_dependency_management Tasks dependencies
+ *  @brief Functions for managing the task dependencies
+ *
+ *  This section describes the functions for managing the dependencies between the tasks.
+ *
+ *  @see SD_task_management
+ *  @{
+ */
+XBT_PUBLIC void              SD_task_dependency_add(const char *name, void *data, SD_task_t src, SD_task_t dst);
+XBT_PUBLIC void              SD_task_dependency_remove(SD_task_t src, SD_task_t dst);
+XBT_PUBLIC void*             SD_task_dependency_get_data(SD_task_t src, SD_task_t dst);
+/** @} */
 
 /************************** Global *******************************************/
 
-void              SG_init(int *argc, char **argv);
-void              SG_create_environment(const char *platform_file);
-SG_task_t         *SG_simulate(double how_long); /* returns a NULL-terminated array of SG_task_t whose state has changed */
-void              SG_clean(); /* cleans everything */
+/** @defgroup SD_simulation Simulation
+ *  @brief Functions for creating the environment and launching the simulation
+ * 
+ *  This section describes the functions for initialising SimDag, launching
+ *  the simulation and exiting SimDag.
+ *  
+ *  @{
+ */
+XBT_PUBLIC void              SD_init(int *argc, char **argv);
+XBT_PUBLIC void              SD_create_environment(const char *platform_file);
+XBT_PUBLIC SD_task_t*        SD_simulate(double how_long);
+XBT_PUBLIC double            SD_get_clock(void);
+XBT_PUBLIC void              SD_exit(void);
+/** @} */
 
 SG_END_DECL()