bool _Protected_heap_Get_information(
Heap_Control *the_heap,
Heap_Information_block *the_info
)
{
if ( !the_heap )
return false;
if ( !the_info )
return false;
_RTEMS_Lock_allocator();
_Heap_Get_information( the_heap, the_info );
_RTEMS_Unlock_allocator();
return true;
}
static void print_info(void)
{
Heap_Information_block info;
_Heap_Get_information(&task_stack_heap, &info);
printf(
"used blocks = %" PRIuPTR ", "
"largest used block = %" PRIuPTR ", "
"used space = %" PRIuPTR "\n"
"free blocks = %" PRIuPTR ", "
"largest free block = %" PRIuPTR ", "
"free space = %" PRIuPTR "\n",
info.Used.number,
info.Used.largest,
info.Used.total,
info.Free.number,
info.Free.largest,
info.Free.total
);
}
rtems_status_code rtems_region_get_information(
rtems_id id,
Heap_Information_block *the_info
)
{
Objects_Locations location;
rtems_status_code return_status;
register Region_Control *the_region;
if ( !the_info )
return RTEMS_INVALID_ADDRESS;
_RTEMS_Lock_allocator();
the_region = _Region_Get( id, &location );
switch ( location ) {
case OBJECTS_LOCAL:
_Heap_Get_information( &the_region->Memory, the_info );
return_status = RTEMS_SUCCESSFUL;
break;
#if defined(RTEMS_MULTIPROCESSING)
case OBJECTS_REMOTE: /* this error cannot be returned */
break;
#endif
case OBJECTS_ERROR:
default:
return_status = RTEMS_INVALID_ID;
break;
}
_RTEMS_Unlock_allocator();
return return_status;
}
static void get_heap_info(Heap_Control *heap, Heap_Information_block *info)
{
_Heap_Get_information(heap, info);
memset(&info->Stats, 0, sizeof(info->Stats));
}
