assertEquals(28, bytesRead); // Header + one referral structure
            assertNotNull(response.getDfsResponse());
        }

        @Test
        @DisplayName("Should handle readDataWireFormat with offset")
        void testReadDataWireFormatWithOffset() {
            byte[] fullBuffer = new byte[200];
            byte[] dfsData = createValidDfsReferralBuffer();
            int offset = 50;

        assertNotNull(type3.getNTResponse());
        assertTrue(type3.getLMResponse().length > 0);
        assertTrue(type3.getNTResponse().length > 0);
    }

    @Test
    @DisplayName("Should handle Unicode strings")
    void testUnicodeStrings() throws Exception {
        // Given
        Type2Message type2 = createMockType2Message();
        String unicodeDomain = "TËSTDØMÄIN";

        assertEquals(Smb2LeaseState.SMB2_LEASE_FULL, fullLease);
    }

    @Test
    @DisplayName("Should handle custom state combinations")
    void testCustomStateCombinations() {
        int customState = 0x06; // Write + Handle but no Read

        assertFalse(Smb2LeaseState.hasReadCaching(customState));
        assertTrue(Smb2LeaseState.hasWriteCaching(customState));

	} LsarTransNameArray;

	[op(0x00)]
	int LsarClose([in,out] policy_handle *handle);

	[op(0x07)]
	int LsarQueryInformationPolicy([in] policy_handle *handle,
			[in] uint16_t level,
			[out,switch_is(level),unique] LsarPolicyInfo *info);

	[op(0x0f)]
	int LsarLookupSids([in] policy_handle *handle,
			[in] LsarSidArray *sids,
			[out,unique] LsarRefDomainList *domains,

	} LsarTransNameArray;

	[op(0x00)]
	int LsarClose([in,out] policy_handle *handle);

	[op(0x07)]
	int LsarQueryInformationPolicy([in] policy_handle *handle,
			[in] uint16_t level,
			[out,switch_is(level),unique] LsarPolicyInfo *info);

	[op(0x0f)]
	int LsarLookupSids([in] policy_handle *handle,
			[in] LsarSidArray *sids,
			[out,unique] LsarRefDomainList *domains,

     *
     * @return whether the stream is open
     */
    public boolean isOpen() {
        return this.handle != null && this.handle.isValid();
    }

    /**
     * Ensures that the file handle is open and returns it.
     *
     * @return the open file handle
     * @throws CIFSException if an error occurs opening the file
     */

    /**
     * Construct bind message
     *
     */
    public DcerpcBind() {
    }

    DcerpcBind(final DcerpcBinding binding, final DcerpcHandle handle) {
        this.binding = binding;
        this.max_xmit = handle.getMaxXmit();
        this.max_recv = handle.getMaxRecv();
        this.ptype = 11;
        this.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }

    @Override
    public int getOpnum() {

    /**
     * Constructs a new DcerpcBind message.
     */
    public DcerpcBind() {
    }

    DcerpcBind(final DcerpcBinding binding, final DcerpcHandle handle) {
        this.binding = binding;
        max_xmit = handle.max_xmit;
        max_recv = handle.max_recv;
        ptype = 11;
        flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }

    @Override
    public int getOpnum() {
        return 0;
    }

        // ensure file is open
        if (this.handle == null || !this.handle.isValid()) {
            // one extra acquire to keep this open till the stream is released
            this.handle =
                    this.file.openUnshared(this.openFlags, this.access, this.sharing, SmbConstants.ATTR_NORMAL, this.options).acquire();
            return this.handle;
        }
        return this.handle.acquire();
    }

    /**

    }

    @Test
    @DisplayName("Should handle getNextResponse correctly")
    void testGetNextResponse() {
        // When
        CommonServerMessageBlockResponse nextResponse = response.getNextResponse();

        // Then - should return null as no next response is set
        assertEquals(null, nextResponse);
    }

    @Test
    @DisplayName("Should handle prepare method correctly")
    void testPrepareMethod() {