// opcode
    static final int QUERY = 0;
    static final int WACK = 7;

    // rcode
    static final int FMT_ERR = 0x1;
    static final int SRV_ERR = 0x2;
    static final int IMP_ERR = 0x4;
    static final int RFS_ERR = 0x5;
    static final int ACT_ERR = 0x6;
    static final int CFT_ERR = 0x7;

    // type/class
    static final int NB_IN = 0x00200001;
    static final int NBSTAT_IN = 0x00210001;

        // Verify completion filter constants
        assertEquals(0x1, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_FILE_NAME);
        assertEquals(0x2, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_DIR_NAME);
        assertEquals(0x4, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_ATTRIBUTES);
        assertEquals(0x8, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_SIZE);
        assertEquals(0x10, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_LAST_WRITE);

     */
    public static final byte SMB2_RETURN_SINGLE_ENTRY = 0x2;

    /**
     * Flag indicating that the file index field contains a valid index.
     */
    public static final byte SMB2_INDEX_SPECIFIED = 0x4;

    /**
     * Flag to reopen the directory enumeration.
     */
    public static final byte SMB2_REOPEN = 0x10;

    private byte fileInformationClass = FILE_BOTH_DIRECTORY_INFO;
    private byte queryFlags;

        void testRoundTripMultipleCiphers() throws SMBProtocolDecodingException {
            int[] originalCiphers =
                    { EncryptionNegotiateContext.CIPHER_AES128_CCM, EncryptionNegotiateContext.CIPHER_AES128_GCM, 0x3, 0x4 };
            EncryptionNegotiateContext originalContext = new EncryptionNegotiateContext(mockConfig, originalCiphers);

            int encoded = originalContext.encode(buffer, 0);

      encodings[ 0x0] = encoding // Null character
      encodings[ 0x1] = encoding // Start of Header
      encodings[ 0x2] = encoding // Start of Text
      encodings[ 0x3] = encoding // End of Text
      encodings[ 0x4] = encoding // End of Transmission
      encodings[ 0x5] = encoding // Enquiry
      encodings[ 0x6] = encoding // Acknowledgment
      encodings[ 0x7] = encoding // Bell
      encodings['\b'.code] = encoding // Backspace

        stubValidTree(5L, true, true);

        byte[] fileId = new byte[] { 0x0A, 0x0B };
        SmbFileHandleImpl h = new SmbFileHandleImpl(cfg, fileId, tree, "//server/share/path", 0x1, 0x2, 0x3, 0x4, 123L);

        h.close(777L);

        // Verify SMB2 close path
        verify(tree, times(1)).send(isA(Smb2CloseRequest.class), eq(RequestParam.NO_RETRY));
        // Tree is always released in finally

				return
			}
			zb0001Mask |= 0x4
		default:
			err = dc.Skip()
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	// Clear omitted fields.
	if zb0001Mask != 0x7 {
		if (zb0001Mask & 0x1) == 0 {
			z.Index = nil
		}
		if (zb0001Mask & 0x2) == 0 {
			z.Checksums = nil
		}
		if (zb0001Mask & 0x4) == 0 {
			z.Error = ""
		}
	}
	return

    void testConstants() {
        // Verify the NT transaction function constants
        assertEquals(0x6, SmbComNtTransaction.NT_TRANSACT_QUERY_SECURITY_DESC);
        assertEquals(0x4, SmbComNtTransaction.NT_TRANSACT_NOTIFY_CHANGE);
    }

    @Test
    @DisplayName("Test inheritance from SmbComTransaction")
    void testInheritance() {