if (pathInfo == null || server == null) {
                    final String mb = nameServiceClient.getNbtByName(NbtAddress.MASTER_BROWSER_NAME, 0x01, null).getHostAddress();
                    dc = nameServiceClient.getByName(mb);
                } else {
                    dc = nameServiceClient.getByName(server, possibleWorkgroup);
                }

        @DisplayName("Should handle file ID updates")
        void testFileIdUpdates() {
            // Initial file ID
            byte[] initialFileId = new byte[16];
            Arrays.fill(initialFileId, (byte) 0x11);
            request.setFileId(initialFileId);

            byte[] buffer1 = new byte[256];
            request.writeBytesWireFormat(buffer1, 0);

   * {@code ByteBuffer.allocate(8).putLong(value).array()}. For example, the input value {@code
   * 0x1213141516171819L} would yield the byte array {@code {0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
   * 0x18, 0x19}}.
   *
   * <p>If you need to convert and concatenate several values (possibly even of different types),
   * use a shared {@link java.nio.ByteBuffer} instance, or use {@link

### 3.1 Lease State Flags
```java
public class Smb2LeaseState {
    // Lease state flags (can be combined)
    public static final int SMB2_LEASE_NONE           = 0x00;
    public static final int SMB2_LEASE_READ_CACHING   = 0x01;  // R - Read caching
    public static final int SMB2_LEASE_HANDLE_CACHING = 0x02;  // H - Handle caching  
    public static final int SMB2_LEASE_WRITE_CACHING  = 0x04;  // W - Write caching
    
    // Common combinations

     * implementation.
     */

    /** SMB2 negotiate protocol command */
    protected static final short SMB2_NEGOTIATE = 0x00;
    /** SMB2 session setup command */
    protected static final short SMB2_SESSION_SETUP = 0x01;
    /** SMB2 logoff command */
    protected static final short SMB2_LOGOFF = 0x02;
    /** SMB2 tree connect command */
    protected static final short SMB2_TREE_CONNECT = 0x0003;
    /** SMB2 tree disconnect command */

     */
    public void performChannelBinding(ChannelInfo channel) throws IOException {
        // MS-SMB2 3.2.4.1.6: Alternative Channel Creation
        // Channel binding requires SMB2_SESSION_FLAG_BINDING (0x01) in session setup

        // Calculate channel binding hash per MS-SMB2 3.2.5.3.1
        byte[] bindingInfo = calculateBindingInfo(channel);
        byte[] bindingHash = calculateBindingHash(bindingInfo);

        // Check encoded name (TEST -> encoded as pairs)
        // T = 0x54 -> upper nibble: 0x5 -> 0x46 (F), lower nibble: 0x4 -> 0x45 (E)
        assertEquals('F', dst[1]); // (0x54 >> 4) + 0x41 = 0x46 = 'F'
        assertEquals('E', dst[2]); // (0x54 & 0x0F) + 0x41 = 0x45 = 'E'

        // Check padding (positions 8-30 should be 'CA' pairs for spaces)
        for (int i = 8; i < 31; i += 2) {
            assertEquals('C', dst[i + 1]);

    private static LogStream log = LogStream.getInstance();

    // KGS!@#$%
    private static final byte[] S8 =
            { (byte) 0x4b, (byte) 0x47, (byte) 0x53, (byte) 0x21, (byte) 0x40, (byte) 0x23, (byte) 0x24, (byte) 0x25 };

    /* Accepts key multiple of 7
     * Returns enc multiple of 8
     * Multiple is the same like: 21 byte key gives 24 byte result
     */

            if (msg.startsWith("NTLM ")) {
                byte[] challenge;

                if (pathInfo == null || server == null) {
                    final String mb = NbtAddress.getByName(NbtAddress.MASTER_BROWSER_NAME, 0x01, null).getHostAddress();
                    dc = UniAddress.getByName(mb);
                } else {
                    dc = UniAddress.getByName(server, possibleWorkgroup);
                }

            // When: Creating close handle message
            samr.SamrCloseHandle message = new samr.SamrCloseHandle(mockPolicyHandle);

            // Then: Should have correct opnum and handle
            assertEquals(0x01, message.getOpnum());
            assertEquals(mockPolicyHandle, message.handle);
        }

        @Test
        @DisplayName("Should encode input parameters correctly")