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()) {

                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];
                }

    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")

      }
    }

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

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

                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")

            }

            // there seems to be a bug with some servers that causes corruption if using signatures + CAP_LARGE_WRITE
            if (th.hasCapability(SmbConstants.CAP_LARGE_WRITEX) && !th.areSignaturesActive()) {
                this.writeSize = Math.min(th.getConfig().getSendBufferSize() - 70, 0xFFFF - 70);
            }

            this.fp = 0L;

        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));

      cp >>>= 2;
      dest[2] = upperHexDigits[cp & 0xF];
      cp >>>= 4;
      dest[1] = upperHexDigits[0xC | cp];
      return dest;
    } else if (cp <= 0xffff) {
      // Three byte UTF-8 characters [cp >= 0x800 && cp <= 0xffff]
      // Start with "%E-%--%--" and fill in the blanks
      char[] dest = new char[9];
      dest[0] = '%';
      dest[1] = 'E';
      dest[3] = '%';
      dest[6] = '%';

                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];
                }

        // -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