* @throws IOException if an I/O error occurs
     */
    public int readUnsignedShort() throws IOException {
        return readShort() & 0xffff;
    }

    /**
     * Reads a Windows FILETIME value and converts it to a Date.
     * @return the Date object, or null if the time represents infinity
     * @throws IOException if an I/O error occurs
     */
    public Date readFiletime() throws IOException {

        // Note: When encoding time 0, SMBUtil.writeTime writes 0 directly,
        // but SMBUtil.readTime interprets 0 as Jan 1, 1601 in Unix time (-11644473600000)
        // This is the expected behavior for Windows FILETIME
        long expectedTime = -11644473600000L; // Jan 1, 1601 in Unix time
        assertEquals(expectedTime, decoded.getCreateTime());
        assertEquals(expectedTime, decoded.getLastAccessTime());

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z *MakeBucketOptions) Msgsize() (s int) {
	s = 1 + 12 + msgp.BoolSize + 18 + msgp.BoolSize + 12 + msgp.BoolSize + 10 + msgp.TimeSize + 7 + msgp.BoolSize
	return
}

// MarshalMsg implements msgp.Marshaler
func (z *WalkOptions) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	// map header, size 5

        // Given
        byte[] buffer = new byte[64];
        int bufferIndex = 8;

        // Prepare test data in buffer (40 bytes of data)
        // Use SMBUtil to properly encode times in Windows FILETIME format
        SMBUtil.writeTime(TEST_CREATE_TIME, buffer, bufferIndex);
        SMBUtil.writeTime(TEST_LAST_ACCESS_TIME, buffer, bufferIndex + 8);
        SMBUtil.writeTime(TEST_LAST_WRITE_TIME, buffer, bufferIndex + 16);

	s = 3 + 3 + msgp.StringPrefixSize + len(z.ID) + 10 + msgp.IntSize + 9 + msgp.IntSize + 10 + msgp.IntSize + 5 + msgp.StringPrefixSize + len(z.Path) + 9 + msgp.StringPrefixSize + len(z.Endpoint) + 8 + msgp.TimeSize + 11 + msgp.TimeSize + 18 + msgp.Uint64Size + 17 + msgp.Uint64Size + 12 + msgp.Uint64Size + 12 + msgp.Uint64Size + 10 + msgp.Uint64Size + 12 + msgp.Uint64Size + 7 + msgp.StringPrefixSize + len(z.Bucket) + 7 + msgp.StringPrefixSize + len(z.Object) + 18 + msgp.Uint64Size...

      }
    }
  }

  @Throws(FileNotFoundException::class)
  private fun newJournalWriter(): BufferedSink {
    val fileSink = fileSystem.appendingSink(journalFile)
    val faultHidingSink =
      FaultHidingSink(fileSink) {
        assertLockHeld()
        hasJournalErrors = true
      }
    return faultHidingSink.buffer()
  }

  @Throws(IOException::class)

func (z *currentScannerCycle) Msgsize() (s int) {
	s = 1 + 8 + msgp.Uint64Size + 5 + msgp.Uint64Size + 8 + msgp.TimeSize + 15 + msgp.ArrayHeaderSize + (len(z.cycleCompleted) * (msgp.TimeSize))
	return
}

// DecodeMsg implements msgp.Decodable
func (z *dataUsageCache) DecodeMsg(dc *msgp.Reader) (err error) {
	var field []byte
	_ = field
	var zb0001 uint32

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z *BatchKeyRotateFilter) Msgsize() (s int) {
	s = 1 + 10 + msgp.DurationSize + 10 + msgp.DurationSize + 13 + msgp.TimeSize + 14 + msgp.TimeSize + 5 + msgp.ArrayHeaderSize
	for za0001 := range z.Tags {
		s += z.Tags[za0001].Msgsize()
	}
	s += 9 + msgp.ArrayHeaderSize
	for za0002 := range z.Metadata {
		s += z.Metadata[za0002].Msgsize()
	}

	return
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z VolInfo) Msgsize() (s int) {
	s = 1 + msgp.StringPrefixSize + len(z.Name) + msgp.TimeSize + msgp.TimeSize
	return
}

// DecodeMsg implements msgp.Decodable
func (z *VolsInfo) DecodeMsg(dc *msgp.Reader) (err error) {
	var zb0002 uint32
	zb0002, err = dc.ReadArrayHeader()
	if err != nil {

	s = 1 + 5 + msgp.Uint8Size + 6
	if z.ObjectV1 == nil {
		s += msgp.NilSize
	} else {
		s += z.ObjectV1.Msgsize()
	}
	s += 6
	if z.ObjectV2 == nil {
		s += msgp.NilSize
	} else {
		s += z.ObjectV2.Msgsize()
	}
	s += 7
	if z.DeleteMarker == nil {
		s += msgp.NilSize
	} else {
		s += z.DeleteMarker.Msgsize()
	}
	s += 2 + msgp.Uint64Size
	return