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/* inline/asr.inl
*
* This include file contains the implemenation of all routines
* associated with the asynchronous signal handler which are inlined.
*
* COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
* On-Line Applications Research Corporation (OAR).
* All rights assigned to U.S. Government, 1994.
*
* This material may be reproduced by or for the U.S. Government pursuant
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
* $Id$
*/
#ifndef __INLINE_ASR_inl
#define __INLINE_ASR_inl
#include <rtems/isr.h>
/*PAGE
*
* _ASR_Initialize
*
*/
STATIC INLINE void _ASR_Initialize (
ASR_Information *information
)
{
information->handler = NULL;
information->mode_set = RTEMS_DEFAULT_MODES;
information->signals_posted = 0;
information->signals_pending = 0;
information->nest_level = 0;
}
/*PAGE
*
* _ASR_Swap_signals
*
*/
STATIC INLINE void _ASR_Swap_signals (
ASR_Information *information
)
{
rtems_signal_set _signals;
ISR_Level _level;
_ISR_Disable( _level );
_signals = information->signals_pending;
information->signals_pending = information->signals_posted;
information->signals_posted = _signals;
_ISR_Enable( _level );
}
/*PAGE
*
* _ASR_Is_null_handler
*
*/
STATIC INLINE boolean _ASR_Is_null_handler (
rtems_asr_entry asr_handler
)
{
return asr_handler == NULL;
}
/*PAGE
*
* _ASR_Are_signals_pending
*
*/
STATIC INLINE boolean _ASR_Are_signals_pending (
ASR_Information *information
)
{
return information->signals_posted != 0;
}
/*PAGE
*
* _ASR_Post_signals
*
*/
STATIC INLINE void _ASR_Post_signals(
rtems_signal_set signals,
rtems_signal_set *signal_set
)
{
ISR_Level _level;
_ISR_Disable( _level );
*signal_set |= signals;
_ISR_Enable( _level );
}
#endif
/* end of include file */
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