* Lesser General Public License for more details.
 */
package jcifs.internal.smb2.persistent;

/**
 * Constants for SMB2/3 durable and persistent handle capabilities.
 */
public final class Smb2HandleCapabilities {

    /**
     * Flag indicating persistent handle capability
     */
    public static final int SMB2_DHANDLE_FLAG_PERSISTENT = 0x00000002;

    /**
     * Default timeout for durable handles (2 minutes)

    /**
     * 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;
    }

     * @throws SmbException
     */
    synchronized SmbFileHandleImpl ensureOpen() throws CIFSException {
        if (this.handle == null || !this.handle.isValid()) {
            // one extra acquire to keep this open till the stream is released
            if (this.file instanceof SmbNamedPipe) {
                this.handle = this.file.openUnshared(SmbConstants.O_EXCL, ((SmbNamedPipe) this.file).getPipeType() & 0xFF0000, this.sharing,

            // Should use caller available units, not actual free units
            assertEquals(500L * 8 * 512, fileFsFullSizeInfo.getFree());
        }

        @Test
        @DisplayName("Should handle negative values in buffer")
        void shouldHandleNegativeValuesInBuffer() throws SMBProtocolDecodingException {
            // Given - negative values (treated as unsigned in protocol)

            assertEquals(2048, response.getEndOfFile());
            assertEquals(0x10, response.getFileAttributes());
        }

        @Test
        @DisplayName("Should handle all zero values correctly")
        void testReadBytesWireFormatWithZeroValues() throws SMBProtocolDecodingException {
            // Given
            byte[] buffer = new byte[60];

        @Test
        @DisplayName("Should handle null buffer in decode")
        void testNullBuffer() {
            FileFsSizeInformation info = new FileFsSizeInformation();

            assertThrows(NullPointerException.class, () -> {
                info.decode(null, 0, 0);
            });
        }

        @Test
        @DisplayName("Should handle insufficient buffer length")

        assertEquals("Expected structureSize = 9", exception.getMessage());
    }

    @Test
    @DisplayName("Should handle empty notification list")
    void testEmptyNotificationList() throws Exception {
        // Given
        byte[] buffer = new byte[256];
        int offset = 0;

        setHeaderStart(response, 64);

        @Test
        @DisplayName("Should handle empty or null ApplyToText")
        void shouldHandleEmptyApplyToText() {
            ACE ace1 = mock(ACE.class);
            ACE ace2 = mock(ACE.class);
            when(ace1.getApplyToText()).thenReturn("");
            when(ace2.getApplyToText()).thenReturn(null);

            assertEquals("", ace1.getApplyToText(), "Should handle empty apply text");

        CIFSException expectedException = new CIFSException("Failed to close handle");
        doThrow(expectedException).when(watchHandle).close();

        // Execute and verify
        CIFSException thrown = assertThrows(CIFSException.class, () -> {
            watchHandle.close();
        });

        assertEquals("Failed to close handle", thrown.getMessage());
        verify(watchHandle, times(1)).close();
    }