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/**
* @file
*
* @ingroup RTEMSImplClassicObject
*
* @brief This source file contains the implementation of
* rtems_object_get_class_information().
*/
/*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/rtems/object.h>
#include <rtems/score/objectimpl.h>
rtems_status_code rtems_object_get_class_information(
int the_api,
int the_class,
rtems_object_api_class_information *info
)
{
Objects_Information *obj_info;
int unallocated;
int i;
/*
* Validate parameters and look up information structure.
*/
if ( !info )
return RTEMS_INVALID_ADDRESS;
obj_info = _Objects_Get_information( the_api, the_class );
if ( !obj_info )
return RTEMS_INVALID_NUMBER;
/*
* Return information about this object class to the user.
*/
info->minimum_id = _Objects_Get_minimum_id( obj_info->maximum_id );
info->maximum_id = obj_info->maximum_id;
info->auto_extend = _Objects_Is_auto_extend( obj_info );
info->maximum = _Objects_Get_maximum_index( obj_info );
for ( unallocated=0, i=1 ; i <= info->maximum ; i++ )
if ( !obj_info->local_table[i] )
unallocated++;
info->unallocated = unallocated;
return RTEMS_SUCCESSFUL;
}
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