NTSTATUS
RawQueryInformation(
  IN  PVCB Vcb,
  IN  PIRP Irp,
      PIO_STACK_LOCATION IrpSp
  );

Routine Description:

    This is the routine for querying file information, though only
    query current file position is supported.

Arguments:

    Vcb - Supplies the volume being queried.

    Irp - Supplies the Irp being processed.

    IrpSp - Supplies parameters describing the query


Return Value:

    NTSTATUS - The return status for the operation