final int start = dstIndex;

        writeTime(createTime, dst, dstIndex);
        dstIndex += 8;
        writeInt8(0L, dst, dstIndex);
        dstIndex += 8;
        writeTime(lastWriteTime, dst, dstIndex);
        dstIndex += 8;
        writeInt8(0L, dst, dstIndex);
        dstIndex += 8;
        /* Samba 2.2.7 needs ATTR_NORMAL
         */
        writeInt2(0x80 | attributes, dst, dstIndex);

        when(response.getHeaderStart()).thenReturn(0);

        // Write FileFsFullSizeInformation data (32 bytes)
        SMBUtil.writeInt8(1000000, buffer, 20); // Total allocation units
        SMBUtil.writeInt8(500000, buffer, 28); // Caller available units
        SMBUtil.writeInt8(600000, buffer, 36); // Actual available units
        SMBUtil.writeInt4(512, buffer, 44); // Sectors per unit

     * @see jcifs.Encodable#encode(byte[], int)
     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt8(this.sourceOffset, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt8(this.targetOffset, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt4(this.length, dst, dstIndex);
        dstIndex += 4;
        dstIndex += 4; // reserved

        int offset = 0;

        // totalAllocationUnits (8 bytes)
        SMBUtil.writeInt8(2000000L, buffer, offset);
        offset += 8;

        // callerAvailableAllocationUnits (8 bytes)
        SMBUtil.writeInt8(800000L, buffer, offset);
        offset += 8;

        // actualAvailableAllocationUnits (8 bytes)
        SMBUtil.writeInt8(900000L, buffer, offset);
        offset += 8;

        assertEquals(0, (dst[5] << 8) | (dst[4] & 0xFF));
    }

    @Test
    void testWriteDataWireFormat() {
        // Given
        // writeInt8 writes 8 bytes but needs to access dst[dstIndex+7]
        // Total bytes written: 8+8+8+8+2+6=40
        // But writeInt8 at position 34 needs to access position 34+7=41
        // So we need at least 42 bytes in the array
        byte[] dst = new byte[42];

        // When

        byte[] buffer = new byte[32];
        // Mock data for FsFullSizeInformation
        writeInt8(3000, buffer, 0); // total allocation units
        writeInt8(1500, buffer, 8); // caller available allocation units
        writeInt8(1500, buffer, 16); // actual free units (skipped)
        writeInt4(4, buffer, 24); // sectors per allocation unit

     * @see jcifs.Encodable#encode(byte[], int)
     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt8(this.offset, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt8(this.length, dst, dstIndex);
        dstIndex += 8;

        SMBUtil.writeInt4(this.flags, dst, dstIndex);
        dstIndex += 4;
        dstIndex += 4; // Reserved

     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt8(this.allocationSize, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt8(this.endOfFile, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt4(this.numberOfLinks, dst, dstIndex);
        dstIndex += 4;

    void testDecode() throws SMBProtocolDecodingException {
        // Prepare buffer with known value
        long expectedValue = 0x0123456789ABCDEFL;
        byte[] buffer = new byte[16];
        SMBUtil.writeInt8(expectedValue, buffer, 0);

        // Decode
        int bytesRead = fileInfo.decode(buffer, 0, buffer.length);

        // Verify bytes read
        assertEquals(8, bytesRead);

        // Next command
        SMBUtil.writeInt4(0, buffer, headerStart + 20);
        // Message ID
        SMBUtil.writeInt8(1, buffer, headerStart + 24);
        // Reserved/Async ID
        SMBUtil.writeInt8(0, buffer, headerStart + 32);
        // Session ID
        SMBUtil.writeInt8(0, buffer, headerStart + 40);
        // Signature
        Arrays.fill(buffer, headerStart + 48, headerStart + 64, (byte) 0);