diff options
Diffstat (limited to 'cpukit/rtems/src/rtemsobjectgetclassinfo.c')
| -rw-r--r-- | cpukit/rtems/src/rtemsobjectgetclassinfo.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/cpukit/rtems/src/rtemsobjectgetclassinfo.c b/cpukit/rtems/src/rtemsobjectgetclassinfo.c new file mode 100644 index 0000000000..4f20a6f61f --- /dev/null +++ b/cpukit/rtems/src/rtemsobjectgetclassinfo.c @@ -0,0 +1,59 @@ +/* + * RTEMS Object Helper -- Get Information on Class + * + * 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.com/license/LICENSE. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems/system.h> +#include <rtems/rtems/status.h> +#include <rtems/score/object.h> +#include <rtems/rtems/object.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 = obj_info->minimum_id; + info->maximum_id = obj_info->maximum_id; + info->auto_extend = obj_info->auto_extend; + info->maximum = obj_info->maximum; + + for ( unallocated=0, i=1 ; i <= info->maximum ; i++ ) + if ( !obj_info->local_table[i] ) + unallocated++; + + info->unallocated = unallocated; + + return RTEMS_SUCCESSFUL; +} + |