this.negotiatedFlags2 |= SmbConstants.FLAGS2_SECURITY_REQUIRE_SIGNATURES;
            }
        } else {
            this.negotiatedFlags2 &= 0xFFFF ^ SmbConstants.FLAGS2_SECURITY_SIGNATURES;
            this.negotiatedFlags2 &= 0xFFFF ^ SmbConstants.FLAGS2_SECURITY_REQUIRE_SIGNATURES;
        }

        if (log.isDebugEnabled()) {

        }

    val b2: Int
      get() = absoluteDelta shr 7 and 0x7f

    val b3: Int
      get() = absoluteDelta and 0x7f

    companion object {
      const val MAX_VALUE = 0x3FFFF
    }
  }

  data class External(
    override val rangeStart: Int,
    val mappedTo: ByteString,
  ) : MappedRange

                final int _arrayi = _src.index;
                _src.advance(4 * _arrays);

                if (array == null) {
                    if (_arrays < 0 || _arrays > 0xFFFF) {
                        throw new NdrException(NdrException.INVALID_CONFORMANCE);
                    }
                    array = new ShareInfo0[_arrays];
                }

        byte[] src = new byte[] { (byte) 0x34, (byte) 0x12, // 0x1234
                (byte) 0xFF, (byte) 0xFF, // 0xFFFF
                (byte) 0x00, (byte) 0x00, // 0x0000
                (byte) 0xCD, (byte) 0xAB // 0xABCD
        };

        assertEquals(0x1234, SMBUtil.readInt2(src, 0));
        assertEquals(0xFFFF, SMBUtil.readInt2(src, 2));
        assertEquals(0x0000, SMBUtil.readInt2(src, 4));

    static Stream<org.junit.jupiter.params.provider.Arguments> validInputs() {
        return Stream.of(org.junit.jupiter.params.provider.Arguments.of(0x0001, 0x00000000),
                org.junit.jupiter.params.provider.Arguments.of(0xFFFF, 0x12345678),
                org.junit.jupiter.params.provider.Arguments.of(-1, -123456));
    }

    @ParameterizedTest
    @MethodSource("validInputs")

            final int _nodes = 6;
            final int _nodei = _src.index;
            _src.advance(1 * _nodes);

            if (this.node == null) {
                if (_nodes < 0 || _nodes > 0xFFFF) {
                    throw new NdrException(NdrException.INVALID_CONFORMANCE);
                }
                this.node = new byte[_nodes];
            }
            _src = _src.derive(_nodei);

                new ValidateNegotiateInfoRequest(DEFAULT_CAPABILITIES, defaultClientGuid, 0xFFFF, defaultDialects);

        byte[] buffer = new byte[request.size()];
        request.encode(buffer, 0);

        // Verify max security mode value (2 bytes)
        assertEquals(0xFFFF, SMBUtil.readInt2(buffer, 20) & 0xFFFF);
    }

    @Test
    @DisplayName("Test encode with all zero GUID")

      }
    }

    // Test that 0xFFFE and 0xFFFF are replaced with 0xFFFD
    assertEscaping(xmlEscaper, "\uFFFD", '\uFFFE');
    assertEscaping(xmlEscaper, "\uFFFD", '\uFFFF');

    assertWithMessage("0xFFFE is forbidden and should be replaced during escaping")
        .that(xmlEscaper.escape("[\ufffe]"))
        .isEqualTo("[\uFFFD]");
    assertWithMessage("0xFFFF is forbidden and should be replaced during escaping")

        // -1 == 0xFFFF
        int negativeSid = -1;
        SmbComFindClose2 neg = new SmbComFindClose2(mockConfig, negativeSid);
        byte[] dst = new byte[2];
        int written = neg.writeParameterWordsWireFormat(dst, 0);
        assertEquals(2, written);
        assertArrayEquals(new byte[] { (byte) 0xFF, (byte) 0xFF }, dst, "Negative sid should wrap to 0xFFFF");
    }

    @Test

                final int _name_bufferi = _src.index;
                _src.advance(2 * _name_bufferl);

                if (name.buffer == null) {
                    if (_name_buffers < 0 || _name_buffers > 0xFFFF) {
                        throw new NdrException(NdrException.INVALID_CONFORMANCE);
                    }
                    name.buffer = new short[_name_buffers];
                }