long time = System.currentTimeMillis();
        BigInteger filetime = BigInteger.valueOf(time)
                .add(BigInteger.valueOf(SmbConstants.MILLISECONDS_BETWEEN_1970_AND_1601))
                .multiply(BigInteger.valueOf(10000L));

        byte[] data = new byte[8];
        long low = filetime.longValue();
        long high = filetime.shiftRight(32).longValue();

        // write little-endian

        dst[++dstIndex] = (byte) (val >>= 8);
        dst[++dstIndex] = (byte) (val >>= 8);
        dst[++dstIndex] = (byte) (val >> 8);
    }

    /**
     * Reads a Windows FILETIME value and converts it to Java time in milliseconds
     * @param src the source byte array
     * @param srcIndex the starting index in the source array
     * @return the time value in milliseconds since January 1, 1970 UTC

        super(AvPair.MsvAvTimestamp, raw);
    }

    /**
     * Constructs an AvTimestamp with the specified timestamp value
     *
     * @param ts the timestamp value in Windows FILETIME format
     */
    public AvTimestamp(final long ts) {
        this(encode(ts));
    }

    /**
     * @param ts
     * @return
     */
    private static byte[] encode(final long ts) {

        long lastAccess = 1600000100000L;
        long lastWrite = 1600000200000L;
        long change = 1600000300000L;
        int attributes = 0x1234;
        // Convert Unix time to Windows FILETIME (100-nanosecond intervals since 1601)
        long MILLISECONDS_BETWEEN_1970_AND_1601 = 11644473600000L;
        writeLong(buffer, 0, (create + MILLISECONDS_BETWEEN_1970_AND_1601) * 10000L);

        // Response sequence number (64-bit)
        responseSequenceNumber = buf.dec_ndr_hyper();

        // Heartbeat interval (64-bit, in 100-nanosecond intervals)
        // Convert from FILETIME intervals to milliseconds
        long filetimeInterval = buf.dec_ndr_hyper();
        heartbeatInterval = filetimeInterval / 10000; // Convert to milliseconds
    }

     * @throws IOException if an I/O error occurs
     */
    public int readUnsignedShort() throws IOException {
        return readShort() & 0xffff;
    }

    /**
     * Reads a Windows FILETIME value and converts it to a Date.
     * @return the Date object, or null if the time represents infinity
     * @throws IOException if an I/O error occurs
     */
    public Date readFiletime() throws IOException {