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/**
* @file
*
* @brief Private Support Information for POSIX Semaphores
*
* This include file contains all the private support information for
* POSIX Semaphores.
*/
/*
* 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_SEMAPHORE_H
#define _RTEMS_POSIX_SEMAPHORE_H
#include <semaphore.h>
#include <rtems/score/object.h>
#include <rtems/score/coresem.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup POSIXSemaphorePrivate POSIX Semaphore Private Support
*
* @ingroup POSIXAPI
*
* This defines the internal implementation support for POSIX semaphores.
*/
/**@{*/
/*
* Data Structure used to manage a POSIX semaphore
*/
typedef struct {
Objects_Control Object;
CORE_semaphore_Control Semaphore;
int process_shared;
bool named;
bool linked;
uint32_t open_count;
/*
* sem_t is 32-bit. If Object_Id is 16-bit, then they are not
* interchangeable. We have to be able to return a pointer to
* a 32-bit form of the 16-bit Id.
*/
#if defined(RTEMS_USE_16_BIT_OBJECT)
sem_t Semaphore_id;
#endif
} POSIX_Semaphore_Control;
/** @} */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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