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/**
* @file
*
* @ingroup RTEMSImplClassicASR
*
* @brief Classic ASR Implementation
*/
/* 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_ASRIMPL_H
#define _RTEMS_RTEMS_ASRIMPL_H
#include <rtems/rtems/asrdata.h>
#include <string.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup RTEMSImplClassicASR Asynchronous Signal Routine (ASR)
*
* @ingroup RTEMSImplClassic
*
* @brief This group contains the implementation to support asynchronous signal
* routines.
*
* @{
*/
/**
* @brief ASR_Initialize
*
* This routine initializes the given RTEMS_ASR information record.
*/
RTEMS_INLINE_ROUTINE void _ASR_Initialize (
ASR_Information *asr
)
{
memset(asr, 0, sizeof(*asr));
}
RTEMS_INLINE_ROUTINE rtems_signal_set _ASR_Swap_signals( ASR_Information *asr )
{
rtems_signal_set new_signals_posted;
new_signals_posted = asr->signals_pending;
asr->signals_pending = asr->signals_posted;
asr->signals_posted = new_signals_posted;
return new_signals_posted;
}
RTEMS_INLINE_ROUTINE void _ASR_Post_signals(
rtems_signal_set signals,
rtems_signal_set *signal_set
)
{
*signal_set |= signals;
}
RTEMS_INLINE_ROUTINE rtems_signal_set _ASR_Get_posted_signals(
ASR_Information *asr
)
{
rtems_signal_set signal_set;
signal_set = asr->signals_posted;
asr->signals_posted = 0;
return signal_set;
}
/**@}*/
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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