import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import jcifs.CIFSException;
import jcifs.util.Hexdump;

/**
 * There are hundreds of error codes that may be returned by a CIFS
 * server. Rather than represent each with it's own <code>Exception</code>
 * class, this class represents all of them. For many of the popular
 * error codes, constants and text messages like "The device is not ready"
 * are provided.

import jcifs.smb.SmbSessionInternal;
import jcifs.smb.SmbTransportInternal;

/**
 * Unit tests for SMB3 Multi-Channel functionality
 *
 * These tests verify the multi-channel implementation without requiring a real SMB server.
 */
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
class MultiChannelIntegrationTest {

    @Mock
    private SmbTransportInternal mockTransport;

    @Mock

            assertEquals(16777216, response.getTotalBytesWritten());
        }

        @Test
        @DisplayName("Should handle server-side copy response")
        void testServerSideCopyResponse() throws SMBProtocolDecodingException {
            // Simulate a server-side copy operation response
            byte[] buffer = createValidCopyChunkResponse(32, 262144, 8388608);

    protected ResourceUtil() {
        // nothing
    }

    /**
     * Gets the HTTP URL for the OpenSearch (Fesen) server.
     * First checks for a system-configured search engine address,
     * then falls back to the URL configured in FessConfig.
     *
     * @return the HTTP URL for the OpenSearch server
     */
    public static String getFesenHttpUrl() {
        final String url = SystemUtil.getSearchEngineHttpAddress();

 * </p>
 * <ul>
 *   <li>{@code GCS_PROJECT_ID}: The Google Cloud project ID.</li>
 *   <li>{@code GCS_ENDPOINT}: Custom endpoint URL (optional, for testing with fake-gcs-server).</li>
 *   <li>{@code GCS_CREDENTIALS_FILE}: Path to service account JSON file (optional).</li>
 * </ul>
 *
 * <p>

    /**
     * Creates a new GcsStorageClient instance.
     *
     * @param projectId the GCS project ID
     * @param bucket the bucket name
     * @param endpoint the custom endpoint URL (optional, for fake-gcs-server etc.)
     * @param credentialsPath the path to the credentials JSON file (optional)
     */
    public GcsStorageClient(final String projectId, final String bucket, final String endpoint, final String credentialsPath) {

    /** Session service error class */
    public static final int ERR_SSN_SRVC = 0x02;

    // name service error codes
    /** Format error in the name service */
    public static final int FMT_ERR = 0x1;
    /** Server error in the name service */
    public static final int SRV_ERR = 0x2;
    /** Implementation error in the name service */
    public static final int IMP_ERR = 0x4;
    /** Refused error in the name service */

import java.util.UUID;

/**
 * Handle GUID structure for SMB2/3 durable and persistent handles.
 * Provides a unique identifier for each handle that can be used
 * for reconnection after network failures or server reboots.
 *
 * According to MS-SMB2, the GUID is a 16-byte structure with little-endian
 * byte ordering for the individual components.
 */
public class HandleGuid implements Serializable {

package jcifs.internal.smb1.com;

import jcifs.Configuration;
import jcifs.internal.smb1.ServerMessageBlock;

/**
 * SMB1 COM_CREATE_DIRECTORY command implementation.
 *
 * This command creates a new directory on the server.
 */
public class SmbComCreateDirectory extends ServerMessageBlock {

    /**
     * Creates a new SMB1 create directory request.
     *
     * @param config the CIFS configuration

import jcifs.util.Strings;

/**
 * SMB1 Negotiate Protocol request message.
 *
 * This command is used to negotiate the SMB protocol dialect
 * and security parameters between client and server.
 */
public class SmbComNegotiate extends ServerMessageBlock implements SmbNegotiationRequest {

    private final boolean signingEnforced;
    private String[] dialects;

    /**