// Testing invalid protocol ID during decode instead
        byte[] invalidBuffer = new byte[52];
        // Write invalid protocol ID
        invalidBuffer[0] = 0x00;
        invalidBuffer[1] = 0x00;
        invalidBuffer[2] = 0x00;
        invalidBuffer[3] = 0x00;

        assertThrows(IllegalArgumentException.class, () -> {
            Smb2TransformHeader.decode(invalidBuffer, 0);
        });
    }

    @Test

        int written = trans2QueryFSInfo.writeSetupWireFormat(buffer, 0);

        // Should write 2 bytes: subcommand and 0x00
        assertEquals(2, written);
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, buffer[0]);
        assertEquals(0x00, buffer[1]);
    }

    @Test
    @DisplayName("Test writeSetupWireFormat with offset")
    void testWriteSetupWireFormatWithOffset() {

        int written = trans2SetFileInfo.writeSetupWireFormat(buffer, 0);

        // Should write 2 bytes: subcommand and 0x00
        assertEquals(2, written);
        assertEquals(SmbComTransaction.TRANS2_SET_FILE_INFORMATION, buffer[0]);
        assertEquals(0x00, buffer[1]);
    }

    @Test
    @DisplayName("Test writeSetupWireFormat with offset")
    void testWriteSetupWireFormatWithOffset() {

        return this.flags;
    }

    @Override
    public String getApplyToText() {
        switch (this.flags & (FLAGS_OBJECT_INHERIT | FLAGS_CONTAINER_INHERIT | FLAGS_INHERIT_ONLY)) {
        case 0x00:
            return "This folder only";
        case 0x03:
            return "This folder, subfolders and files";
        case 0x0B:
            return "Subfolders and files only";
        case 0x02:

        SMBUtil.writeInt2(this.writeMode, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.remaining, dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = (byte) 0x00;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        SMBUtil.writeInt2(this.dataLength, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.dataOffset, dst, dstIndex);
        dstIndex += 2;

        this.maxDataCount = 0xFFFF;
        this.maxSetupCount = (byte) 0x00;
        this.setupCount = 2;
        this.name = "\\PIPE\\";
    }

    @Override
    protected int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        dst[dstIndex] = this.getSubCommand();
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        SMBUtil.writeInt2(this.pipeFid, dst, dstIndex);
        dstIndex += 2;

   * @return {@code true} if the argument is a 6to4 address
   */
  public static boolean is6to4Address(Inet6Address ip) {
    byte[] bytes = ip.getAddress();
    return (bytes[0] == (byte) 0x20) && (bytes[1] == (byte) 0x02);
  }

  /**
   * Returns the IPv4 address embedded in a 6to4 address.
   *
   * @param ip {@link Inet6Address} to be examined for embedded IPv4 in 6to4 address

        super(config, SMB_COM_TRANSACTION, NET_SHARE_ENUM);
        this.name = "\\PIPE\\LANMAN";
        this.maxParameterCount = 8;

        // maxDataCount = 4096; why was this set?
        this.maxSetupCount = (byte) 0x00;
        this.setupCount = 0;
        this.timeout = 5000;
    }

    @Override
    protected int writeSetupWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override

     */

    public static final int PIPE_TYPE_TRANSACT = 0x0200;

    /**
     * Named pipe type flag for DCE RPC transact operations.
     */
    public static final int PIPE_TYPE_DCE_TRANSACT = 0x0200 | 0x0400;

    InputStream pipeIn;
    OutputStream pipeOut;
    int pipeType;

    /**

	// check for omitted fields
	zb0001Len := uint32(18)
	var zb0001Mask uint32 /* 18 bits */
	_ = zb0001Mask
	if z.PartIndices == nil {
		zb0001Len--
		zb0001Mask |= 0x2000
	}
	// variable map header, size zb0001Len
	err = en.WriteMapHeader(zb0001Len)
	if err != nil {
		return
	}

	// skip if no fields are to be emitted
	if zb0001Len != 0 {
		// write "ID"