#ifndef SIMDAG_DATATYPES_H
#define SIMDAG_DATATYPES_H
-/* Link */
-typedef struct SD_link *SD_link_t;
+/** @brief Workstation datatype
+ @ingroup SD_datatypes_management
+
+ 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>.
-/* Workstation */
+ @see SD_workstation_management */
typedef struct SD_workstation *SD_workstation_t;
-/* Task */
+/** @brief Link datatype
+ @ingroup SD_datatypes_management
+
+ A link is a network node represented as a <em>name</em>, a <em>current
+ bandwidth</em> and a <em>current latency</em>. A route is a list of
+ links between two workstations.
+
+ @see SD_link_management */
+typedef struct SD_link *SD_link_t;
+
+/** @brief Task datatype
+ @ingroup SD_datatypes_management
+
+ A task is some <em>computing 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_management */
typedef struct SD_task *SD_task_t;
-/* Task state */
+/** @brief Task states
+ @ingroup SD_datatypes_management
+
+ @see SD_task_management */
typedef enum {
- SD_NOT_SCHEDULED = 0, /* 0 because SD_NOT_SCHEDULED is not a valid state for SD_watch and SD_unwatch */
- SD_SCHEDULED = 0x0001,
- SD_RUNNING = 0x0002,
- SD_DONE = 0x0004,
- SD_FAILED = 0x0008
+ SD_NOT_SCHEDULED = 0, /**< @brief Initial state (not valid for SD_watch and SD_unwatch). */
+ SD_SCHEDULED = 0x0001, /**< @brief A task becomes SD_SCHEDULED when you call function
+ SD_task_schedule. SD_simulate will execute it when it becomes SD_READY. */
+ SD_READY = 0x0002, /**< @brief A scheduled task becomes ready as soon as its dependencies are satisfied. */
+ SD_RUNNING = 0x0004, /**< @brief When a task is ready, it is launched in the function SD_simulate and becomes SD_RUNNING. */
+ SD_DONE = 0x0008, /**< @brief The task is successfuly finished. */
+ SD_FAILED = 0x0010 /**< @brief A problem occured during the execution of the task. */
} e_SD_task_state_t;
#endif