}

    synchronized SmbTransport transport() {
        if (transport == null) {
            transport = SmbTransport.getSmbTransport(address, port, localAddr, localPort, null);
        }
        return transport;
    }

    void send(final ServerMessageBlock request, final ServerMessageBlock response) throws SmbException {
        synchronized (transport()) {
            if (response != null) {

            return transport.getNegotiateResponse().getSendBufferSize();
        }
    }

    @Override
    public int getReceiveBufferSize() throws SmbException {
        try (SmbSessionImpl session = this.treeConnection.getSession(); SmbTransportImpl transport = session.getTransport()) {
            return transport.getNegotiateResponse().getReceiveBufferSize();

    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#error()
     */
    @Override
    public final void error() {
        this.error = true;
        synchronized (this) {
            notifyAll();
        }
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#clearReceived()
     */
    @Override

    void testTreeConnectSmb2() throws CIFSException, IOException {
        when(transport.isSMB2()).thenReturn(true);
        when(transport.getContext()).thenReturn(context);
        when(session.getTargetHost()).thenReturn("localhost");

        // Mock negotiate response for SMB2
        Smb2NegotiateResponse nego = mock(Smb2NegotiateResponse.class);
        when(transport.getNegotiateResponse()).thenReturn(nego);

     * @throws SmbException if an error occurs checking capabilities
     */
    boolean hasCapability(int cap) throws SmbException;

    /**
     * Checks if the transport has been disconnected.
     *
     * @return whether the transport has been disconnected
     */
    boolean isDisconnected();

    /**
     * Disconnects the transport from the remote server.
     *

        super(andx);
        command = SMB_COM_SESSION_SETUP_ANDX;
        this.session = session;
        this.cred = cred;

        sessionKey = session.transport.sessionKey;
        capabilities = session.transport.capabilities;

        if (session.transport.server.security == SECURITY_USER) {
            if (cred instanceof final NtlmPasswordAuthentication auth) {
                if (auth == NtlmPasswordAuthentication.ANONYMOUS) {

            if (isConnected()) {
                try (SmbTransportImpl transport = session.getTransport()) {
                    if (transport.isDisconnected() || transport.getRemoteHostName() == null) {
                        /*
                         * Tree/session thinks it is connected but transport disconnected
                         * under it, reset tree to reflect the truth.
                         */

        when(negotiateResponse.getSelectedPreauthHash()).thenReturn(1); // SHA-512
        setPrivateField(transport, "smb2", true);
        setPrivateField(transport, "negotiated", negotiateResponse);

        // Calculate hash
        Method calcMethod = findMethod(transport.getClass(), "calculatePreauthHash", byte[].class, int.class, int.class, byte[].class);
        calcMethod.setAccessible(true);

package jcifs.smb1.util.transport;

/**
 * Marker interface for transport layer request objects.
 * Represents a request that can be sent through the SMB1 transport layer.
 */
public interface Request {

        synchronized (session.transport()) {
            String unc;

            while (connectionState != 0) {
                if (connectionState == 2 || connectionState == 3) { // connected or disconnecting
                    return;
                }
                try {
                    session.transport.wait();
                } catch (final InterruptedException ie) {