rtems/posix/mqueue.h

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/*
 *  COPYRIGHT (c) 1989-2011.
 *  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_POSIX_MQUEUE_H
#define _RTEMS_POSIX_MQUEUE_H

#include <signal.h>
#include <mqueue.h> /* struct mq_attr */
#include <rtems/score/coremsg.h>
#include <rtems/score/object.h>

#ifdef __cplusplus
extern "C" {
#endif

/*
 *  Data Structure used to manage a POSIX message queue
 */

typedef struct {
   Objects_Control             Object;
   int                         process_shared;
   bool                        named;
   bool                        linked;
   uint32_t                    open_count;
   CORE_message_queue_Control  Message_queue;
   struct sigevent             notification;
}  POSIX_Message_queue_Control;

typedef struct {
   Objects_Control              Object;
   POSIX_Message_queue_Control *Queue;
   int                          oflag;
} POSIX_Message_queue_Control_fd;

#ifdef __cplusplus
}
#endif

#endif
/*  end of include file */