Encodable enc = new ByteEncodable(src, 5, 0); // zero length
        byte[] dst = new byte[8];
        Arrays.fill(dst, (byte) 0x7A);

        int written = enc.encode(dst, 3);

        assertEquals(0, enc.size(), "size() must be zero");
        assertEquals(0, written, "encode() must return zero for zero length");
        for (byte b : dst) {
            assertEquals((byte) 0x7A, b, "Destination should remain unchanged");
        }

    protected int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        if (this.getCommand() != SMB_COM_NT_TRANSACT_SECONDARY) {
            dst[dstIndex++] = this.maxSetupCount;
        } else {
            dst[dstIndex++] = (byte) 0x00; // Reserved
        }
        dst[dstIndex] = (byte) 0x00; // Reserved
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00; // Reserved

        assertEquals((byte) 0x56, dst[1]);
        assertEquals((byte) 0x34, dst[2]);
        assertEquals((byte) 0x12, dst[3]);

        // Test with max value for 4 bytes
        SMBUtil.writeInt4(0xFFFFFFFFL, dst, 4);
        assertEquals((byte) 0xFF, dst[4]);
        assertEquals((byte) 0xFF, dst[5]);
        assertEquals((byte) 0xFF, dst[6]);
        assertEquals((byte) 0xFF, dst[7]);

	TableType(dst interface{}) (TableType, error)

	// Columns
	AddColumn(dst interface{}, field string) error
	DropColumn(dst interface{}, field string) error
	AlterColumn(dst interface{}, field string) error
	MigrateColumn(dst interface{}, field *schema.Field, columnType ColumnType) error
	// MigrateColumnUnique migrate column's UNIQUE constraint, it's part of MigrateColumn.

     */
    @Override
    protected int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(24, dst, dstIndex);
        SMBUtil.writeInt2(this.closeFlags, dst, dstIndex + 2);
        dstIndex += 4;
        dstIndex += 4; // Reserved
        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        if (log.isDebugEnabled()) {

    }

    @Override
    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        return writeQuestionSectionWireFormat(dst, dstIndex);
    }

    @Override
    int readBodyWireFormat(final byte[] src, final int srcIndex) {
        return readQuestionSectionWireFormat(src, srcIndex);
    }

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

            andx = null;

            dst[start + ANDX_COMMAND_OFFSET] = (byte) 0xFF;
            dst[start + ANDX_RESERVED_OFFSET] = (byte) 0x00;
            //            dst[start + ANDX_OFFSET_OFFSET] = (byte)0x00;
            //            dst[start + ANDX_OFFSET_OFFSET + 1] = (byte)0x00;
            dst[start + ANDX_OFFSET_OFFSET] = (byte) 0xde;
            dst[start + ANDX_OFFSET_OFFSET + 1] = (byte) 0xde;

    }

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

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

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

    @Override

        assertTrue(result.contains("dataOffset=54"));
    }

    // Helper method to write a 2-byte integer to a byte array
    private void writeInt2(int val, byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) val;
        dst[dstIndex + 1] = (byte) (val >> 8);
    }

        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        // Create buffer for encoding - initially allocate some space
        byte[] encodeBuffer = new byte[1024];
        NdrBuffer dst = new NdrBuffer(encodeBuffer, 0);
        info1.encode(dst);

        ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
        // Use the encoded buffer for decoding
        NdrBuffer src = new NdrBuffer(encodeBuffer, 0);