private int leaseState;
    private int leaseFlags;
    private long leaseDuration;  // For V2
    private Smb2LeaseKey parentLeaseKey;  // For V2
    private int epoch;  // For V2
    
    // Wire format structure
    // Lease V1: 32 bytes
    // Lease V2: 52 bytes
    
    @Override
    public void encode(byte[] buffer, int offset) {
        // Write context header

    void testInitialDataRemaining() {
        // Then
        assertEquals(0, response.getDataRemaining());
    }

    @Test
    @DisplayName("Should write empty bytes to wire format")
    void testWriteBytesWireFormat() {
        // Given
        byte[] buffer = new byte[256];
        int offset = 10;

        // When
        int bytesWritten = response.writeBytesWireFormat(buffer, offset);

            // Verify total bytes written
            assertEquals(48 + data.length, bytesWritten);
        }

        @Test
        @DisplayName("Should handle empty data in wire format")
        void testWriteBytesWireFormatEmptyData() {
            request.setData(new byte[0], 0, 0);

            byte[] buffer = new byte[256];

            String result = testBlock.readString(buffer, 0);

            assertEquals("Test", result);
        }

        @Test
        @DisplayName("Test string wire length calculation")
        void testStringWireLength() {
            testBlock.setUseUnicode(false);
            assertEquals(5, testBlock.stringWireLength("Test", 0));

            testBlock.setUseUnicode(true);

        int size = request.size();
        int expectedRawSize = Smb2Constants.SMB2_HEADER_LENGTH + 40 + 64;
        int expectedSize = (expectedRawSize + 7) & ~7;
        assertEquals(expectedSize, size);

        // Test wire format writing
        byte[] buffer = new byte[512];
        int bytesWritten = request.writeBytesWireFormat(buffer, 64);

        // Verify all fields in the buffer

 *
 * <p>"IPv4 mapped" addresses were originally a representation of IPv4 addresses for use on an IPv6
 * socket that could receive both IPv4 and IPv6 connections (by disabling the {@code IPV6_V6ONLY}
 * socket option on an IPv6 socket). Yes, it's confusing. Nevertheless, these "mapped" addresses
 * were never supposed to be seen on the wire. That assumption was dropped, some say mistakenly, in

        /*
         * This is almost exactly like InetAddress.java. See the
         * comments there for a description of how the LOOKUP_TABLE prevents
         * redundant queries from going out on the wire.
         */
        if ((addr == null) && ((addr = (NbtAddress) checkLookupTable(name)) == null)) {
            try {
                addr = getByName(name, svr);
            } catch (final UnknownHostException uhe) {

            assertEquals("Structure size is not 16", cause.getMessage(), "Should have correct error message");
        }

        @Test
        @DisplayName("Should write empty bytes for wire format")
        void testWriteBytesWireFormat() throws Exception {
            // Given
            byte[] buffer = new byte[100];

            // When

              stream = stream,
            ).buffer()
        responseBodySink.use {
          body.writeTo(it)

          // Delay trailers by sleeping before we close the stream. It's the same on the wire.
          if (response.trailersDelayNanos != 0L) {
            it.flush()
            socket.sleepWhileOpen(response.trailersDelayNanos)
          }
        }
      } else if (socketHandler != null) {

    flow control window. We had a few bugs where window size accounting was broken when streams
    were canceled or reset.
 *  Fix: Recover gracefully if the TLS session returns an unexpected version (`NONE`) or cipher
    suite (`SSL_NULL_WITH_NULL_NULL`).
 *  Fix: Don't change Conscrypt configuration globally. We migrated from a process-wide setting to
    configuring only OkHttp's TLS sockets.