/**
 * Comprehensive input validation utility for SMB protocol implementation.
 * Provides validation methods to prevent buffer overflows, injection attacks,
 * and other security vulnerabilities.
 */
public final class InputValidator {

    private InputValidator() {
        // Utility class
    }

    // Maximum sizes for various SMB fields (based on protocol specifications)

package jcifs.internal.smb2.session;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.ioctl;

import jcifs.Decodable;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 SRV_REQUEST_RESUME_KEY response data structure. This structure contains a resume key
 * that can be used for server-side copy operations.
 *

 * Provides common functionality for various SMB2/SMB3 file system information classes
 * used in query file system information operations, with constants for information levels.
 *
 * @author mbechler
 */
public interface FileSystemInformation extends Decodable {

    /**
     * SMB information allocation constant.
     */
    byte SMB_INFO_ALLOCATION = -1;

    /**

            digest.close();

            // Verify operations fail after close
            byte[] data = new byte[128];
            // Initialize the data buffer with proper SMB2 header structure
            SMBUtil.writeInt4(0xFE534D42, data, 0); // SMB2 signature
            SMBUtil.writeInt4(0x0000, data, 12); // Command = 0
            SMBUtil.writeInt4(0x0000, data, 16); // Flags = 0

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

import java.io.IOException;
import java.util.concurrent.CompletableFuture;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.internal.smb2.create.Smb2CreateRequest;

/**
 * Handles automatic reconnection of durable and persistent SMB handles.
 *
 * This class provides retry logic with exponential backoff for handle

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.lease;

/**
 * Defines the scope of directory caching for SMB3 directory leasing
 */
public enum DirectoryCacheScope {
    /**
     * Cache only direct children of the directory
     */
    IMMEDIATE_CHILDREN,

    /**

import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;

import java.util.UUID;

import org.junit.jupiter.api.Test;

import jcifs.internal.smb2.persistent.HandleGuid;

/**
 * Test class for HandleGuid functionality
 */
public class HandleGuidTest {

    @Test
    public void testHandleGuidGeneration() {
        HandleGuid guid1 = new HandleGuid();

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.rdma;

/**
 * Constants for RDMA capabilities and default configuration values.
 * Based on MS-SMBD specification for SMB Direct protocol.
 */
public class RdmaCapabilities {

    /**
     * RDMA transform capabilities flag indicating response is requested
     */

     * @return session
     */
    SmbSession getSmbSession(CIFSContext tf, String targetHost, String targetDomain);

    /**
     * Checks if this transport uses the SMB2 protocol.
     *
     * @return whether this is a SMB2 connection
     * @throws SmbException if an error occurs checking protocol version
     */
    boolean isSMB2() throws SmbException;

    /**