*
     * @param pairs the list of AV pairs to modify
     * @param rep the replacement AV pair
     */
    public static void replace(final List<AvPair> pairs, final AvPair rep) {
        remove(pairs, rep.getType());
        pairs.add(rep);
    }

    /**
     * Encodes a list of AV pairs into byte array format
     *
     * @param pairs the list of AV pairs to encode
     * @return encoded avpairs

    private final int type;
    private final byte[] raw;

    /**
     * Constructs an AV pair with type and raw data
     * @param type the AV pair type
     * @param raw the raw data bytes
     */
    public AvPair(final int type, final byte[] raw) {
        this.type = type;
        this.raw = raw;
    }

    /**
     * Gets the AV pair type
     * @return the type
     */
    public final int getType() {

 */
package jcifs.ntlmssp.av;

import jcifs.internal.util.SMBUtil;

/**
 * NTLMSSP AV (Attribute-Value) pair representing flags information.
 * Contains flag values used in NTLM authentication attribute-value pairs.
 *
 * @author mbechler
 */
public class AvFlags extends AvPair {

    /**
     * Constructs an AV flags pair from raw bytes
     * @param raw the raw flag bytes
     */

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.NameServiceClient;
import jcifs.NetbiosAddress;
import jcifs.ntlmssp.av.AvFlags;
import jcifs.ntlmssp.av.AvPair;
import jcifs.ntlmssp.av.AvPairs;
import jcifs.ntlmssp.av.AvSingleHost;
import jcifs.ntlmssp.av.AvTargetName;
import jcifs.ntlmssp.av.AvTimestamp;

/**
 * Test class for NTLMSSP Type 3 Message functionality
 */
@ExtendWith(MockitoExtension.class)

 * 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.ntlmssp.av;

import jcifs.internal.util.SMBUtil;

/**
 * NTLMSSP AV pair representing timestamp information in NTLM authentication.
 * Contains time-based data used to prevent replay attacks and ensure message freshness.
 *
 * @author mbechler
 */

 * 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.ntlmssp.av;

import jcifs.Configuration;
import jcifs.internal.util.SMBUtil;

/**
 * NTLMSSP AV pair representing single host information in NTLM authentication.
 * Contains host-specific data used during the NTLM challenge-response process.
 *
 * @author mbechler
 */

 * 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.ntlmssp.av;

import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;

/**
 * NTLMSSP AV pair representing target name information in NTLM authentication.
 * Contains the name of the target server or service being authenticated against.
 *
 * @author mbechler

 */
package jcifs.ntlmssp.av;

/**
 * NTLMSSP AV pair representing channel binding information for enhanced security.
 * Used to bind NTLM authentication to specific communication channels.
 *
 * @author mbechler
 */
public class AvChannelBindings extends AvPair {

    /**
     * Constructs an AV channel bindings pair
     * @param channelBindingHash the channel binding hash value

package jcifs.ntlmssp.av;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;

import org.junit.jupiter.api.Test;

class AvChannelBindingsTest {

    /**
     * Test that the constructor correctly initializes with a valid channel binding hash.
     */
    @Test
    void testConstructorWithValidHash() {

package jcifs.ntlmssp.av;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;

import org.junit.jupiter.api.Test;

import jcifs.internal.util.SMBUtil;

public class AvTimestampTest {

    /**
     * Test constructor with raw bytes.
     */
    @Test
    public void testConstructorWithRawBytes() {