messageimpl.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_MESSAGEIMPL_H
#define _RTEMS_RTEMS_MESSAGEIMPL_H

#include <rtems/rtems/messagedata.h>
#include <rtems/score/objectimpl.h>
#include <rtems/score/coremsgimpl.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef enum {
  MESSAGE_QUEUE_SEND_REQUEST   = 0,
  MESSAGE_QUEUE_URGENT_REQUEST = 1
}  Message_queue_Submit_types;

rtems_status_code _Message_queue_Submit(
  rtems_id                    id,
  const void                 *buffer,
  size_t                      size,
  Message_queue_Submit_types  submit_type
);

RTEMS_INLINE_ROUTINE void _Message_queue_Free (
  Message_queue_Control *the_message_queue
)
{
  _Objects_Free( &_Message_queue_Information, &the_message_queue->Object );
}

RTEMS_INLINE_ROUTINE Message_queue_Control *_Message_queue_Get(
  Objects_Id            id,
  Thread_queue_Context *queue_context
)
{
  _Thread_queue_Context_initialize( queue_context );
  return (Message_queue_Control *) _Objects_Get(
    id,
    &queue_context->Lock_context.Lock_context,
    &_Message_queue_Information
  );
}

RTEMS_INLINE_ROUTINE Message_queue_Control *_Message_queue_Allocate( void )
{
  return (Message_queue_Control *)
    _Objects_Allocate( &_Message_queue_Information );
}

rtems_status_code _Message_queue_Create(
  const rtems_message_queue_config    *config,
  rtems_id                            *id,
  CORE_message_queue_Allocate_buffers  allocate_buffers
);

#ifdef __cplusplus
}
#endif

#if defined(RTEMS_MULTIPROCESSING)
#include <rtems/rtems/msgmp.h>
#endif

#endif
/* end of include file */