NtGetDevicePowerState

NTSTATUS __stdcall NtGetDevicePowerState(VOID *Device, _DEVICE_POWER_STATE *State){
  __int64 v3; 
  char PreviousMode; 
  NTSTATUS result; 
  int RelatedTargetDevice; 
  _DEVICE_OBJECT *v7; 
  PVOID Object; 
  _DEVICE_OBJECT *DeviceObject; 

  DeviceObject = 0i64;
  if( KeGetCurrentThread()->PreviousMode )
  {
    v3 = 0x7FFFFFFF0000i64;
    if( (unsigned __int64)State < 0x7FFFFFFF0000i64 )
      v3 = (__int64)State;
    *(_DWORD *)v3 = *(_DWORD *)v3;
  }
  PreviousMode = KeGetCurrentThread()->PreviousMode;
  Object = 0i64;
  result = ObReferenceObjectByHandle(Device, 0i64, (_OBJECT_TYPE *)IoFileObjectType, PreviousMode, &Object, 0i64);
  if( result >= 0 )
  {
    RelatedTargetDevice = IoGetRelatedTargetDevice((_FILE_OBJECT *)Object, &DeviceObject);
    HalPutDmaAdapter((PADAPTER_OBJECT)Object);
    if( RelatedTargetDevice >= 0 )
    {
      v7 = DeviceObject;
      *State = PopLockGetDoDevicePowerState(DeviceObject->DeviceObjectExtension);
      HalPutDmaAdapter((PADAPTER_OBJECT)v7);
    }
    return RelatedTargetDevice;
  }
  return result;
}

Referenced by: