*/
    @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;
        dst[dstIndex] = (byte) (this.deletePending ? 1 : 0);

     */
    @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
        return dstIndex - start;
    }

     * @param dstIndex starting index
     * @return number of bytes written
     */
    public int encode(byte[] dst, int dstIndex) {
        SMBUtil.writeInt8(offset, dst, dstIndex);
        SMBUtil.writeInt4(token, dst, dstIndex + 8);
        SMBUtil.writeInt4(length, dst, dstIndex + 12);
        return 16;
    }

    /**
     * Decode from byte array
     *
     * @param buffer source buffer

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

        dst[dstIndex] = (byte) (this.timeoutSpecified ? 0x1 : 0x0);
        dstIndex++;

        int dataOffset = offset + getStandardLeaseSize();
        
        // CacheScope (4 bytes)
        writeInt4(buffer, dataOffset, cacheScope.ordinal());
        dataOffset += 4;
        
        // MaxCacheAge (8 bytes)
        writeInt8(buffer, dataOffset, maxCacheAge);
        dataOffset += 8;
        
        // Flags (4 bytes)
        int flags = 0;

        buffer[bufferIndex + 2] = 0x00;

        SMBUtil.writeInt4(totalParams, buffer, bufferIndex + 3);
        SMBUtil.writeInt4(totalData, buffer, bufferIndex + 7);
        SMBUtil.writeInt4(paramCount, buffer, bufferIndex + 11);
        SMBUtil.writeInt4(paramOffset, buffer, bufferIndex + 15);
        SMBUtil.writeInt4(paramDisp, buffer, bufferIndex + 19);
        SMBUtil.writeInt4(dataCount, buffer, bufferIndex + 23);

        // totalParameterCount = 10
        writeInt4(10, buffer, bufferIndex);
        bufferIndex += 4;
        // totalDataCount = 20
        writeInt4(20, buffer, bufferIndex);
        bufferIndex += 4;
        // parameterCount = 5
        writeInt4(5, buffer, bufferIndex);
        bufferIndex += 4;
        // parameterOffset = 30
        writeInt4(30, buffer, bufferIndex);
        bufferIndex += 4;

public class AvTimestampTest {

    /**
     * Test constructor with raw bytes.
     */
    @Test
    public void testConstructorWithRawBytes() {
        byte[] rawBytes = new byte[8];
        SMBUtil.writeInt8(1234567890L, rawBytes, 0); // Example timestamp
        AvTimestamp avTimestamp = new AvTimestamp(rawBytes);

        assertNotNull(avTimestamp);
        assertEquals(AvPair.MsvAvTimestamp, avTimestamp.getType());

            byte[] data = new byte[128];
            // Initialize the data buffer with proper SMB2 header structure
            SMBUtil.writeInt4(0xFE534D42, data, 0); // SMB2 signature
            SMBUtil.writeInt4(0x0000, data, 12); // Command = 0
            SMBUtil.writeInt4(0x0000, data, 16); // Flags = 0

            CommonServerMessageBlock request = mock(CommonServerMessageBlock.class);

        void testDecodeNegativeValuesAsUnsigned() throws SMBProtocolDecodingException {
            byte[] buffer = new byte[12];
            SMBUtil.writeInt4(-1, buffer, 0); // chunksWritten
            SMBUtil.writeInt4(-2, buffer, 4); // chunkBytesWritten
            SMBUtil.writeInt4(-3, buffer, 8); // totalBytesWritten

            int bytesDecoded = response.decode(buffer, 0, buffer.length);