when(mockInfo.encode(any(byte[].class), anyInt())).thenReturn(20);
        when(mockInfo.size()).thenReturn(20);
        request.setInfo(mockInfo);

        // Set up header start for offset calculation
        try {
            Method getHeaderStartMethod = ServerMessageBlock2.class.getDeclaredMethod("getHeaderStart");
            getHeaderStartMethod.setAccessible(true);

          element = entry.getElement();
          remaining = entry.getCount();
        }
        remaining--;
        /*
         * requireNonNull is safe because `remaining` starts at 0, forcing us to initialize
         * `element` above. After that, we never clear it.
         */
        return requireNonNull(element);
      }
    };
  }

    /**
     * Read bytes from the input stream into a buffer
     *
     * @param in the input stream to read from
     * @param b the buffer to read into
     * @param off the offset in the buffer to start writing
     * @param len the number of bytes to read
     * @return number of bytes read
     * @throws IOException if an I/O error occurs
     */

     */
    protected ResponseData processRequest(final String uri, final boolean includeContent) {
        if (!isInit) {
            init();
        }

        // start
        AccessTimeoutTarget accessTimeoutTarget = null;
        TimeoutTask accessTimeoutTask = null;
        if (accessTimeout != null) {
            accessTimeoutTarget = new AccessTimeoutTarget(Thread.currentThread());

   * Last, but not least: consider a RateLimiter with rate of 1 permit per second, currently
   * completely unused, and an expensive acquire(100) request comes. It would be nonsensical to just
   * wait for 100 seconds, and /then/ start the actual task. Why wait without doing anything? A much
   * better approach is to /allow/ the request right away (as if it was an acquire(1) request

                msg.flags &= ~DCERPC_FIRST_FRAG;
            }

            if ((msg.flags & (DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG)) != (DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG)) {
                buf.start = off;
                buf.reset();
                msg.encode_header(buf);
                buf.enc_ndr_long(msg.alloc_hint);
                buf.enc_ndr_short(0); /* context id */

  public abstract byte[] asBytes();

  /**
   * Copies bytes from this hash code into {@code dest}.
   *
   * @param dest the byte array into which the hash code will be written
   * @param offset the start offset in the data
   * @param maxLength the maximum number of bytes to write
   * @return the number of bytes written to {@code dest}
   * @throws IndexOutOfBoundsException if there is not enough room in {@code dest}
   */

                setChallenge(challenge);
                break;
            }
        }
        final int offset = readULong(material, 16); // offset of targetname start
        if (offset == 32 || material.length == 32) {
            return;
        }
        for (int i = 32; i < 40; i++) {
            if (material[i] != 0) {
                final byte[] context = new byte[8];

    @DisplayName("Test decode with offset")
    void testDecodeWithOffset() throws SMBProtocolDecodingException {
        // Prepare test data with offset
        byte[] buffer = new byte[30];
        int bufferIndex = 5; // Start at offset 5
        int idFileSystem = 0xFFFFFFFF;
        int sectPerAlloc = 16;
        long alloc = 2000000L;
        long free = 1500000L;
        int bytesPerSect = 1024;

        // Encode test data at offset

                } catch (Exception e) {
                    logger.error("Thread {} failed", index, e);
                    results[index] = false;
                }
            });
            threads[i].start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join();
        }

        // Then
        for (int i = 0; i < threadCount; i++) {