BOOLEAN
CmpFileSetSize(
      PHHIVE Hive,
      ULONG FileType,
      ULONG FileSize,
      ULONG OldFileSize
  );

Routine Description:

    This routine sets the size of a file.  It must not return until
    the size is guaranteed, therefore, it does a flush.

    It is environment specific.

    This routine will force execution to the correct thread context.

Arguments:

    Hive - Hive we are doing I/O for

    FileType - which supporting file to use

    FileSize - 32 bit value to set the file's size to

Return Value:

    FALSE if failure
    TRUE if success