C++ (Cpp) _Event_Seize Examples

Example #1

File: systemeventreceive.c Project: AoLaD/rtems

rtems_status_code rtems_event_system_receive(
  rtems_event_set  event_in,
  rtems_option     option_set,
  rtems_interval   ticks,
  rtems_event_set *event_out
)
{
  rtems_status_code sc;

  if ( event_out != NULL ) {
    ISR_lock_Context   lock_context;
    Thread_Control    *executing;
    RTEMS_API_Control *api;
    Event_Control     *event;

    executing = _Thread_Wait_acquire_default_for_executing( &lock_context );
    api = executing->API_Extensions[ THREAD_API_RTEMS ];
    event = &api->System_event;

    if ( !_Event_sets_Is_empty( event_in ) ) {
      sc = _Event_Seize(
        event_in,
        option_set,
        ticks,
        event_out,
        executing,
        event,
        THREAD_WAIT_CLASS_SYSTEM_EVENT,
        STATES_WAITING_FOR_SYSTEM_EVENT,
        &lock_context
      );
    } else {
      *event_out = event->pending_events;
      _Thread_Wait_release_default( executing, &lock_context );
      sc = RTEMS_SUCCESSFUL;
    }
  } else {
    sc = RTEMS_INVALID_ADDRESS;
  }

  return sc;
}

Example #2

File: eventreceive.c Project: AlexShiLucky/rtems

rtems_status_code rtems_event_receive(
  rtems_event_set  event_in,
  rtems_option     option_set,
  rtems_interval   ticks,
  rtems_event_set *event_out
)
{
  rtems_status_code sc;

  if ( event_out != NULL ) {
    Thread_Control    *executing = _Thread_Get_executing();
    RTEMS_API_Control *api = executing->API_Extensions[ THREAD_API_RTEMS ];
    Event_Control     *event = &api->Event;

    if ( !_Event_sets_Is_empty( event_in ) ) {
      _Thread_Disable_dispatch();
      _Event_Seize(
        event_in,
        option_set,
        ticks,
        event_out,
        executing,
        event,
        &_Event_Sync_state,
        STATES_WAITING_FOR_EVENT
      );
      _Thread_Enable_dispatch();

      sc = executing->Wait.return_code;
    } else {
      *event_out = event->pending_events;
      sc = RTEMS_SUCCESSFUL;
    }
  } else {
    sc = RTEMS_INVALID_ADDRESS;
  }

  return sc;
}

Example #3

File: eventreceive.c Project: epicsdeb/rtems

rtems_status_code rtems_event_receive(
  rtems_event_set  event_in,
  rtems_option     option_set,
  rtems_interval   ticks,
  rtems_event_set *event_out
)
{
  RTEMS_API_Control       *api;

  if ( !event_out )
    return RTEMS_INVALID_ADDRESS;

  api = _Thread_Executing->API_Extensions[ THREAD_API_RTEMS ];

  if ( _Event_sets_Is_empty( event_in ) ) {
    *event_out = api->pending_events;
    return RTEMS_SUCCESSFUL;
  }

  _Thread_Disable_dispatch();
  _Event_Seize( event_in, option_set, ticks, event_out );
  _Thread_Enable_dispatch();
  return( _Thread_Executing->Wait.return_code );
}