/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @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).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#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;
}