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/*
* Thread Handler
*
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems/system.h>
#include <rtems/score/apiext.h>
#include <rtems/score/context.h>
#include <rtems/score/interr.h>
#include <rtems/score/isr.h>
#include <rtems/score/object.h>
#include <rtems/score/priority.h>
#include <rtems/score/states.h>
#include <rtems/score/sysstate.h>
#include <rtems/score/thread.h>
#include <rtems/score/threadq.h>
#include <rtems/score/userext.h>
#include <rtems/score/wkspace.h>
/*PAGE
*
* _Thread_Get
*
* NOTE: If we are not using static inlines, this must be a real
* subroutine call.
*
* NOTE: XXX... This routine may be able to be optimized.
*/
#ifndef USE_INLINES
Thread_Control *_Thread_Get (
Objects_Id id,
Objects_Locations *location
)
{
Objects_Classes the_class;
Objects_Information *information;
if ( _Objects_Are_ids_equal( id, OBJECTS_ID_OF_SELF ) ) {
_Thread_Disable_dispatch();
*location = OBJECTS_LOCAL;
return( _Thread_Executing );
}
the_class = _Objects_Get_class( id );
if ( the_class > OBJECTS_CLASSES_LAST ) {
*location = OBJECTS_ERROR;
return (Thread_Control *) 0;
}
information = _Objects_Information_table[ the_class ];
if ( !information || !information->is_thread ) {
*location = OBJECTS_ERROR;
return (Thread_Control *) 0;
}
return (Thread_Control *) _Objects_Get( information, id, location );
}
#endif
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