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/*  signal.h

 *

 *  This include file contains all the constants and structures associated

 *  with the Signal Manager.   This manager provides capabilities required

 *  for asynchronous communication between tasks via signal sets.

 *

 *  Directives provided are:

 *

 *     + establish an asynchronous signal routine

 *     + send a signal set to a task

 *

 *  COPYRIGHT (c) 1989-1999.

 *  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.OARcorp.com/rtems/license.html.

 *

 *  $Id: signal.h,v 1.2 2001-09-27 11:59:18 chris Exp $

 */

#ifndef __RTEMS_SIGNAL_h

#define __RTEMS_SIGNAL_h

#ifdef __cplusplus

extern "C" {

#endif

#include <rtems/rtems/asr.h>

#include <rtems/rtems/modes.h>

#include <rtems/score/object.h>

#include <rtems/rtems/status.h>

#include <rtems/rtems/types.h>

/*

 *  _Signal_Manager_initialization

 *

 *  DESCRIPTION:

 *

 *  This routine performs the initialization necessary for this manager.

 */

void _Signal_Manager_initialization( void );

/*

 *  rtems_signal_catch

 *

 *  DESCRIPTION:

 *

 *  This routine implements the rtems_signal_catch directive.  This directive

 *  is used to establish asr_handler as the Asynchronous Signal Routine

 *  (RTEMS_ASR) for the calling task.  The asr_handler will execute with a

 *  mode of mode_set.

 */

rtems_status_code rtems_signal_catch(

  rtems_asr_entry   asr_handler,

  rtems_mode        mode_set

);

/*

 *  rtems_signal_send

 *

 *  DESCRIPTION:

 *

 *  This routine implements the rtems_signal_send directive.  This directive

 *  sends the signal_set to the task specified by ID.

 */

rtems_status_code rtems_signal_send(

  Objects_Id             id,

  rtems_signal_set signal_set

);

#if defined(RTEMS_MULTIPROCESSING)

#include <rtems/rtems/signalmp.h>

#endif

#ifdef __cplusplus

}

#endif

#endif

/* end of include file */