* RPC message for getting information about a specific share.
     */
    public static class ShareGetInfo extends DcerpcMessage {

        @Override
        public int getOpnum() {
            return 0x10;
        }

        /**
         * The return value of the operation.
         */
        public int retval;
        /**
         * The name of the server.
         */

    }

    @Test
    @DisplayName("addFlags0 combines flags correctly")
    void addFlags0() {
        SmbComNTCreateAndX req = createRequest(0, 0);
        req.addFlags0(0x10);
        int flags0 = (int) getPrivateField(req, "flags0");
        assertTrue((flags0 & 0x10) != 0, "flag should be set after addFlags0");
        // Calling again should combine rather than overwrite
        req.addFlags0(0x20);

        entry.updateChild("file1.txt", 1024L, 1000L, false, 0x20, 500L, 800L);
        entry.updateChild("file2.txt", 2048L, 2000L, false, 0x20, 600L, 900L);
        entry.updateChild("dir1", 0L, 3000L, true, 0x10, 700L, 1000L);

        List<DirectoryCacheEntry.FileInfo> children = entry.getChildren();
        assertEquals(3, children.size());

        // Verify all children are present

        @DisplayName("Multi-channel capability should be 0x8")
        void testGlobalCapMultiChannel() {
            assertEquals(0x8, Smb2Constants.SMB2_GLOBAL_CAP_MULTI_CHANNEL, "Multi-channel capability must be 0x8");
        }

        @Test
        @DisplayName("Persistent handles capability should be 0x10")
        void testGlobalCapPersistentHandles() {

    /**
     * Timestamp type
     */
    public static final int MsvAvTimestamp = 0x7;

    /**
     * Single host type
     */
    public static final int MsvAvSingleHost = 0x08;

    /**
     * Target name type
     */
    public static final int MsvAvTargetName = 0x09;

    /**
     * Channel bindings type
     */
    public static final int MsvAvChannelBindings = 0x0A;

        SmbRandomAccessFile raf = spy(newInstance("r", false, false, false));
        doAnswer(inv -> {
            byte[] b = inv.getArgument(0);
            int off = inv.getArgument(1);
            b[off] = 0x12;
            b[off + 1] = 0x34;
            return 2;
        }).when(raf).read(any(byte[].class), anyInt(), eq(2));
        assertEquals(0x1234, raf.readUnsignedShort());

        this.server.signaturesEnabled = (this.server.securityMode & 0x04) == 0x04;
        this.server.signaturesRequired = (this.server.securityMode & 0x08) == 0x08;
        this.server.smaxMpxCount = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.server.maxNumberVcs = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

     */
    public static final int SMB2_LOCKFLAG_UNLOCK = 0x4;

    /**
     * Flag indicating the lock should fail immediately if it cannot be granted.
     */
    public static final int SMB2_LOCKFLAG_FAIL_IMMEDIATELY = 0x10;

    private final long offset;
    private final long length;
    private final int flags;

    /**
     * Constructs an SMB2 lock element with the specified parameters.
     *

        // Arrange
        FileEntry e = new TestFileEntry("doc.pdf", 2, 0x10, 10L, 20L, 30L, 4096L, 3);

        // Act & Assert: getters return exactly what was provided
        assertAll(() -> assertEquals("doc.pdf", e.getName()), () -> assertEquals(2, e.getType()),
                () -> assertEquals(0x10, e.getAttributes()), () -> assertEquals(10L, e.createTime()),

    /**
     * Flag indicating that system access control list (SACL) information is requested or being set.
     */
    int SACL_SECURITY_INFO = 0x8;

    /**
     * Flag indicating that mandatory label information is requested or being set.
     */
    int LABEL_SECURITY_INFO = 0x10;

    /**
     * Flag indicating that attribute security information is requested or being set.
     */
    int ATTRIBUTE_SECURITY_INFO = 0x20;