com.sshtools.synergy.ssh.ForwardingFactory Maven / Gradle / Ivy

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/**
 * (c) 2002-2021 JADAPTIVE Limited. All Rights Reserved.
 *
 * This file is part of the Maverick Synergy Java SSH API.
 *
 * Maverick Synergy is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Maverick Synergy is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Maverick Synergy.  If not, see .
 */
package com.sshtools.synergy.ssh;

import java.io.IOException;

import com.sshtools.synergy.ssh.SocketListeningForwardingFactoryImpl.ActiveTunnelManager;

/**
 * This interface defines the behaviour for remote forwarding requests. When an SSH client requests
 * a remote forwarding we typically open a server socket, accept connections and
 * open remote forwarding channels on the client.
 */
public interface ForwardingFactory {

    /**
     * A client has requested that the server start listening and forward
     * any subsequent connections to the client.
     *
     * @param addressToBind String
     * @param portToBind int
     * @param connection ConnectionProtocol
     * @throws IOException
     */
    int bindInterface(String addressToBind, int portToBind, ConnectionProtocol connection) throws IOException;

    /**
     * 
     * @param addressToBind
     * @param portToBind
     * @param connection
     * @param channelType
     * @throws IOException
     */
    int bindInterface(String addressToBind, int portToBind, ConnectionProtocol connection, String channelType) throws IOException;
    
    /**
     * Does this factory belong to the connection provided?
     * @param connection ConnectionProtocol
     * @return boolean
     */
    boolean belongsTo(ConnectionProtocol connection);

    /**
     * Stop listening on active interfaces.
     * @param dropActiveTunnels boolean
     */
    void stopListening(boolean dropActiveTunnels);
    
    
    /**
     * Get the underlying channel type for this forwarding factory.
     */
    String getChannelType();

	int getStartedEventCode();

	int getStoppedEventCode();

    ActiveTunnelManager getActiveTunnelManager();

}