eventimpl.h

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/*  COPYRIGHT (c) 1989-2008.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.org/license/LICENSE.
 */
 
#ifndef _RTEMS_RTEMS_EVENTIMPL_H
#define _RTEMS_RTEMS_EVENTIMPL_H
 
#include <rtems/rtems/eventdata.h>
#include <rtems/score/thread.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define EVENT_CURRENT  0
 
#define EVENT_SETS_NONE_PENDING 0
 
rtems_status_code _Event_Seize(
  rtems_event_set    event_in,
  rtems_option       option_set,
  rtems_interval     ticks,
  rtems_event_set   *event_out,
  Thread_Control    *executing,
  Event_Control     *event,
  Thread_Wait_flags  wait_class,
  States_Control     block_state,
  ISR_lock_Context  *lock_context
);
 
rtems_status_code _Event_Surrender(
  Thread_Control    *the_thread,
  rtems_event_set    event_in,
  Event_Control     *event,
  Thread_Wait_flags  wait_class,
  ISR_lock_Context  *lock_context
);
 
void _Event_Timeout(
  Objects_Id  id,
  void       *arg
);
 
RTEMS_INLINE_ROUTINE void _Event_Initialize( Event_Control *event )
{
  event->pending_events = EVENT_SETS_NONE_PENDING;
}
 
RTEMS_INLINE_ROUTINE bool _Event_sets_Is_empty(
  rtems_event_set the_event_set
)
{
  return ( the_event_set == 0 );
}
 
RTEMS_INLINE_ROUTINE void _Event_sets_Post(
  rtems_event_set  the_new_events,
  rtems_event_set *the_event_set
)
{
  *the_event_set |= the_new_events;
}
 
RTEMS_INLINE_ROUTINE rtems_event_set _Event_sets_Get(
  rtems_event_set the_event_set,
  rtems_event_set the_event_condition
)
{
   return ( the_event_set & the_event_condition );
}
 
RTEMS_INLINE_ROUTINE rtems_event_set _Event_sets_Clear(
 rtems_event_set the_event_set,
 rtems_event_set the_mask
)
{
   return ( the_event_set & ~(the_mask) );
}
 
#ifdef __cplusplus
}
#endif
 
#if defined(RTEMS_MULTIPROCESSING)
#include <rtems/rtems/eventmp.h>
#endif
 
#endif
/* end of include file */