semdata.h

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/*
 * COPYRIGHT (c) 1989-2008, 2016.
 * 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_SEMDATA_H
#define _RTEMS_RTEMS_SEMDATA_H

#include <rtems/rtems/sem.h>
#include <rtems/score/coremutex.h>
#include <rtems/score/coresem.h>
#include <rtems/score/mrsp.h>
#include <rtems/score/object.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef struct {
  Objects_Control          Object;

  union {
    Thread_queue_Control Wait_queue;

    CORE_ceiling_mutex_Control Mutex;

    CORE_semaphore_Control Semaphore;

#if defined(RTEMS_SMP)
    MRSP_Control MRSP;
#endif
  } Core_control;

  unsigned int variant : 3;

  unsigned int discipline : 1;

#if defined(RTEMS_MULTIPROCESSING)
  unsigned int is_global : 1;
#endif
}   Semaphore_Control;

extern Objects_Information _Semaphore_Information;

#if defined(RTEMS_MULTIPROCESSING)

void _Semaphore_MP_Send_extract_proxy (
  Thread_Control *the_thread,
  Objects_Id      id
);
#endif

#define SEMAPHORE_INFORMATION_DEFINE( max ) \
  OBJECTS_INFORMATION_DEFINE( \
    _Semaphore, \
    OBJECTS_CLASSIC_API, \
    OBJECTS_RTEMS_SEMAPHORES, \
    Semaphore_Control, \
    max, \
    OBJECTS_NO_STRING_NAME, \
    _Semaphore_MP_Send_extract_proxy \
  )

#ifdef __cplusplus
}
#endif

#endif
/*  end of include file */