// loop we keep 56 bytes of state: v, w, x, y, and z.
    long x = load64(bytes, offset);
    long y = load64(bytes, offset + length - 16) ^ K1;
    long z = load64(bytes, offset + length - 56) ^ K0;
    long[] v = new long[2];
    long[] w = new long[2];
    weakHashLength32WithSeeds(bytes, offset + length - 64, length, y, v);

    public int bits() {
      return 64;
    }

    @Override
    public byte[] asBytes() {
      return new byte[] {
        (byte) hash,
        (byte) (hash >> 8),
        (byte) (hash >> 16),
        (byte) (hash >> 24),
        (byte) (hash >> 32),
        (byte) (hash >> 40),
        (byte) (hash >> 48),
        (byte) (hash >> 56)
      };
    }

    @Override
    public int asInt() {

     * The constructor should only use the first 8/32 bytes.
     */
    @Test
    void testAvSingleHostCustomDataMachineIdConstructor_LongerInputs() {
        byte[] customData = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A }; // Longer than 8
        byte[] machineId = new byte[40]; // Longer than 32
        for (int i = 0; i < 40; i++) {
            machineId[i] = (byte) i;
        }

  public Hasher putByte(byte b) {
    update(b);
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(byte[] bytes) {
    checkNotNull(bytes);
    update(bytes);
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(byte[] bytes, int off, int len) {
    checkPositionIndexes(off, off + len, bytes.length);
    update(bytes, off, len);
    return this;

    /** Total number of parameter bytes the server is returning */
    protected int totalParameterCount;
    /** Total number of data bytes the server is returning */
    protected int totalDataCount;
    /** Number of parameter bytes in this response */
    protected int parameterCount;
    /** Offset from the start of the SMB header to the parameter bytes */
    protected int parameterOffset;

      return false;
    }

    byte[] bytes = ip.getAddress();

    if ((bytes[8] | (byte) 0x03) != (byte) 0x03) {

      // Verify that high byte of the 64 bit identifier is zero, modulo
      // the U/L and G bits, with which we are not concerned.
      return false;
    }

    return (bytes[9] == (byte) 0x00) && (bytes[10] == (byte) 0x5e) && (bytes[11] == (byte) 0xfe);
  }

  /**

        String originalFileName = "testfile.txt";
        byte[] nameBytes = originalFileName.getBytes(StandardCharsets.UTF_16LE);

        byte[] buffer = new byte[100];
        buffer[0] = 0; // replaceIfExists = false
        // Skip 7 reserved bytes (1-7)
        // Skip 8 bytes for RootDirectory (8-15)
        SMBUtil.writeInt4(nameBytes.length, buffer, 16);

                SecureKeyManager.secureWipe(keyCopy);
            }
        }
    }

    private static byte[] longToBytes(final long value) {
        final byte[] bytes = new byte[8];
        for (int i = 0; i < 8; i++) {
            bytes[i] = (byte) (value >>> 8 * (7 - i));
        }
        return bytes;
    }

    /**
     * Check if key rotation is needed based on configurable usage limits
     *

    }

    @Override
    public byte[] getExpected(byte[] bytes) {
      if (initialBytes == null) {
        return checkNotNull(bytes);
      } else {
        byte[] result = new byte[initialBytes.length + bytes.length];
        System.arraycopy(initialBytes, 0, result, 0, initialBytes.length);
        System.arraycopy(bytes, 0, result, initialBytes.length, bytes.length);
        return result;
      }
    }

        // fid 0x1234, lastWriteTime 0 -> UTime all 0xFF
        return Stream.of(Arguments.of(0x1234, 0L, new byte[] { 0x34, 0x12, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF }),
                // negative fid wraps around, lastWriteTime = 1000 -> 1 second -> int value 1
                Arguments.of(-1, 1000L, new byte[] { (byte) 0xFF, (byte) 0xFF, 0x01, 0x00, 0x00, 0x00 }));
    }

    /**