}

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Encodable#encode(byte[], int)
     */
    @Override
    public int encode(final byte[] dst, final int dstIndex) {
        System.arraycopy(this.bytes, this.off, dst, dstIndex, this.len);
        return this.len;
    }

        // Set error code to 0
        setErrorCode(response, 0);

        // Copy valid descriptor data to the offset position
        byte[] validData = createValidSecurityDescriptorBuffer();
        System.arraycopy(validData, 0, buffer, offset, validData.length);

        int result = response.readDataWireFormat(buffer, offset, buffer.length - offset);

        assertTrue(result > 0);

      if (initialBytes == null) {
        return checkNotNull(bytes);
      } else {
        byte[] result = new byte[initialBytes.length + bytes.length];
        System.arraycopy(initialBytes, 0, result, 0, initialBytes.length);
        System.arraycopy(bytes, 0, result, initialBytes.length, bytes.length);
        return result;
      }
    }

    @Override
    public byte[] getSinkContents() throws IOException {

    }
  }

  private static Integer[] concat(Integer[] left, Integer[] right) {
    Integer[] result = new Integer[left.length + right.length];
    System.arraycopy(left, 0, result, 0, left.length);
    System.arraycopy(right, 0, result, left.length, right.length);
    return result;
  }

  public abstract static class TestIntegerListGenerator implements TestListGenerator<Integer> {
    @Override

    }
  }

  private static Byte[] concat(Byte[] left, Byte[] right) {
    Byte[] result = new Byte[left.length + right.length];
    System.arraycopy(left, 0, result, 0, left.length);
    System.arraycopy(right, 0, result, left.length, right.length);
    return result;
  }

  public abstract static class TestByteListGenerator implements TestListGenerator<Byte> {
    @Override

    }
  }

  private static Long[] concat(Long[] left, Long[] right) {
    Long[] result = new Long[left.length + right.length];
    System.arraycopy(left, 0, result, 0, left.length);
    System.arraycopy(right, 0, result, left.length, right.length);
    return result;
  }

  public abstract static class TestLongListGenerator implements TestListGenerator<Long> {
    @Override

        // all fixed inputs go into the suffix:
        // + label
        System.arraycopy(label, 0, suffix, 0, label.length);
        // + 1 byte 0x00
        // + context
        System.arraycopy(context, 0, suffix, label.length + 1, context.length);
        // + 4 byte (== r bits) big endian encoding of L
        suffix[suffix.length - 1] = (byte) 128;

        final int start = dstIndex;
        SMBUtil.writeInt2(this.maxReferralLevel, dst, dstIndex);
        dstIndex += 2;
        final byte[] pathBytes = this.path.getBytes(StandardCharsets.UTF_16LE);
        System.arraycopy(pathBytes, 0, dst, dstIndex, pathBytes.length);
        dstIndex += pathBytes.length;
        SMBUtil.writeInt2(0, dst, dstIndex);
        dstIndex += 2; // null terminator
        return dstIndex - start;
    }

        void testReadAtDifferentOffsets(int offset) throws SMBProtocolDecodingException {
            byte[] buffer = new byte[1024];
            byte[] responseData = createValidWriteResponse(2048, 1024);
            System.arraycopy(responseData, 0, buffer, offset, responseData.length);

            int bytesRead = response.readBytesWireFormat(buffer, offset);

            assertEquals(16, bytesRead);

        buffer.putShort(2, (short) content.length); // MaxLength (not used by readSecurityBuffer, but typically same as length)
        buffer.putInt(4, 8); // Offset

        System.arraycopy(content, 0, data, 8, content.length); // Place content at offset 8

        byte[] result = NtlmMessage.readSecurityBuffer(data, 0);
        assertArrayEquals(content, result, "Should read security buffer content correctly.");