m_task_t MSG_task_create(const char *name, long double compute_duration,
long double message_size, void *data);
void *MSG_task_get_data(m_task_t task);
+m_process_t MSG_task_get_sender(m_task_t task);
MSG_error_t MSG_task_destroy(m_task_t task);
MSG_error_t MSG_task_get(m_task_t * task, m_channel_t channel);
m_channel_t channel);
MSG_error_t MSG_task_execute(m_task_t task);
int MSG_task_Iprobe(m_channel_t channel);
+int MSG_task_probe_from(m_channel_t channel);
MSG_error_t MSG_process_sleep(long double nb_sec);
MSG_error_t MSG_get_errno(void);