*/
    @Override
    public byte[] getServerEncryptionKey() {
        if (this.negotiated == null) {
            return null;
        }

        if (this.negotiated instanceof SmbComNegotiateResponse) {
            return ((SmbComNegotiateResponse) this.negotiated).getServerData().encryptionKey;
        }
        return null;
    }

    @Override

    }

    /**
     * Get the negotiated SMB Direct protocol version
     *
     * @return negotiated protocol version
     */
    public int getNegotiatedVersion() {
        return negotiatedVersion;
    }

    /**
     * Set the negotiated SMB Direct protocol version
     *
     * @param negotiatedVersion negotiated protocol version
     */

    }

    /**
     * Gets the common capabilities negotiated between client and server.
     *
     * @return the common/negotiated capabilities
     */
    public final int getCommonCapabilities() {
        return this.commonCapabilities;
    }

    /**
     * Gets the initial security blob for authentication negotiation.
     *
     * @return initial security blob
     */

 * to a remote host. Newer TLS options are quite useful:
 *
 *  * Server Name Indication (SNI) enables one IP address to negotiate secure connections for
 *    multiple domain names.
 *
 *  * Application Layer Protocol Negotiation (ALPN) enables the HTTPS port (443) to be used to
 *    negotiate HTTP/2.
 *
 * Unfortunately, older HTTPS servers refuse to connect when such options are presented. Rather than

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

/**
 * RDMA negotiation response parameters.
 *
 * Contains the negotiated parameters returned by the RDMA peer
 * during connection establishment.
 */
public class RdmaNegotiateResponse {

    private int status;
    private int selectedVersion;

     *
     * @return the security mode flags from the server
     */
    public int getSecurityMode() {
        return this.securityMode;
    }

    /**
     * Gets the negotiated SMB dialect
     *
     * @return the SMB dialect negotiated with the server
     */
    public int getDialect() {
        return this.dialect;
    }

    /**
     * {@inheritDoc}
     *

    }

    private void negotiate(int port, final ServerMessageBlock resp) throws IOException {
        /* We cannot use Transport.sendrecv() yet because
         * the Transport thread is not setup until doConnect()
         * returns and we want to supress all communication
         * until we have properly negotiated.
         */
        synchronized (sbuf) {
            if (port == 139) {

import jcifs.Encodable;

/**
 * SMB2 Negotiate Context request data structure.
 *
 * This class represents negotiate contexts used in SMB 3.1.1
 * for capability negotiation and security enhancements.
 *
 * @author mbechler
 */
public interface NegotiateContextRequest extends Encodable {

    /**
     * Gets the negotiate context type.
     *
     * @return the SMB2 negotiate context type
     */
    int getContextType();

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

/**
 * RDMA negotiation request parameters.
 *
 * Used during RDMA connection establishment to negotiate
 * protocol version and connection parameters.
 */
public class RdmaNegotiateRequest {

    private int minVersion;
    private int maxVersion;

    private byte[] preauthSalt;

    /**
     * Constructs an SMB2 negotiate request with the specified configuration and security mode.
     *
     * @param config the configuration for this request
     * @param securityMode the security mode flags for negotiation
     */
    public Smb2NegotiateRequest(final Configuration config, final int securityMode) {