long lastWriteTimeMs = creationTimeMs + 200;

            // Write as Windows FileTime format
            SMBUtil.writeTime(creationTimeMs, buffer, 8);
            SMBUtil.writeTime(lastAccessTimeMs, buffer, 16);
            SMBUtil.writeTime(lastWriteTimeMs, buffer, 24);
            SMBUtil.writeTime(creationTimeMs + 300, buffer, 32);
            SMBUtil.writeInt8(4096, buffer, 40);
            SMBUtil.writeInt8(2048, buffer, 48);

        SMBUtil.writeInt4(1024 * 1024, buffer, 36); // maxWriteSize

        // System time and server start time
        SMBUtil.writeTime(System.currentTimeMillis(), buffer, 40);
        SMBUtil.writeTime(System.currentTimeMillis(), buffer, 48);

        // Security buffer offset and length (no security buffer)
        SMBUtil.writeInt2(0, buffer, 56); // offset

    Arrays.fill(data, (byte)0x42);
    
    long start = System.currentTimeMillis();
    
    try (OutputStream os = file.getOutputStream()) {
        os.write(data);
    }
    
    long writeTime = System.currentTimeMillis() - start;
    
    // Read back
    start = System.currentTimeMillis();
    byte[] readData = new byte[data.length];
    
    try (InputStream is = file.getInputStream()) {

        buffer[bufferIndex++] = 0;
        buffer[bufferIndex++] = 0;
        buffer[bufferIndex++] = 0;
        // serverTime
        long time = new Date().getTime();
        SMBUtil.writeTime(time, buffer, bufferIndex);
        bufferIndex += 8;
        // serverTimeZone
        buffer[bufferIndex++] = (byte) 0x80;
        buffer[bufferIndex++] = (byte) 0xFF;
        // encryptionKeyLength

        // Decode
        FileBasicInfo decoded = new FileBasicInfo();
        decoded.decode(buffer, 0, 36); // decode reads 36 bytes

        // Note: When encoding time 0, SMBUtil.writeTime writes 0 directly,
        // but SMBUtil.readTime interprets 0 as Jan 1, 1601 in Unix time (-11644473600000)
        // This is the expected behavior for Windows FILETIME

        final int hi = readInt4(src, srcIndex + 4);
        final long t = (long) hi << 32L | low & 0xFFFFFFFFL;
        return t / 10000L - MILLISECONDS_BETWEEN_1970_AND_1601;
    }

    static void writeTime(long t, final byte[] dst, final int dstIndex) {
        if (t != 0L) {
            t = (t + MILLISECONDS_BETWEEN_1970_AND_1601) * 10000L;
        }
        writeInt8(t, dst, dstIndex);
    }

        assertTrue(result.contains("0102030405060708090A0B0C0D0E0F10"));
    }

    @Test
    @DisplayName("Test writeUTime with zero time")
    void testWriteUTimeWithZeroTime() {
        byte[] dst = new byte[4];

        SMB1SigningDigest.writeUTime(mockConfig, 0L, dst, 0);

        assertEquals((byte) 0xFF, dst[0]);
        assertEquals((byte) 0xFF, dst[1]);

        // ensure file is open
        if (!file.isOpen()) {
            file.open(openFlags, 0, SmbFile.ATTR_NORMAL, options);
        }

        int w;
        do {
            w = len > writeSize ? writeSize : len;
            file.send(new SmbComWriteAndX(file.fid, fp, len - w, b, off, w, null), write_andx_resp);
            fp += write_andx_resp.count;
            len -= write_andx_resp.count;

    }

    /**
     * Verify that writeParameterWordsWireFormat writes the file id and the
     * unsigned time correctly.  The last write time is zero which should be
     * encoded as four 0xFF bytes by {@code writeUTime}.
     */
    @ParameterizedTest(name = "fid={0}, lastWriteTime={1}")
    @MethodSource("validParams")
    @DisplayName("happy: writeParameterWordsWireFormat writes correct bytes")

        long lastWriteTime = System.currentTimeMillis();
        int fileSize = 12345678;

        SMBUtil.writeInt2(fileAttributes, buffer, bufferIndex);
        SMBUtil.writeUTime(lastWriteTime, buffer, bufferIndex + 2);
        SMBUtil.writeInt4(fileSize, buffer, bufferIndex + 6);

        // Read the data
        int bytesRead = response.readParameterWordsWireFormat(buffer, bufferIndex);