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/*
* Copyright (c) 2012-2015 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#pragma once
#include <vector>
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <Swiften/Base/boost_bsignals.h>
#include <Swiften/Network/HostAddressPort.h>
#include <Swiften/Network/NATPortMapping.h>
namespace Swift {
class NetworkEnvironment;
class NATTraverser;
class NATTraversalGetPublicIPRequest;
class NATTraversalForwardPortRequest;
class NATTraversalRemovePortForwardingRequest;
class SOCKS5BytestreamRegistry;
class ConnectionServerFactory;
class ConnectionServer;
class SOCKS5BytestreamServer;
class SOCKS5BytestreamServerResourceUser;
class SOCKS5BytestreamServerPortForwardingUser;
class SOCKS5BytestreamServerManager {
friend class SOCKS5BytestreamServerResourceUser;
friend class SOCKS5BytestreamServerPortForwardingUser;
public:
SOCKS5BytestreamServerManager(
SOCKS5BytestreamRegistry* bytestreamRegistry,
ConnectionServerFactory* connectionServerFactory,
NetworkEnvironment* networkEnvironment,
NATTraverser* natTraverser);
~SOCKS5BytestreamServerManager();
boost::shared_ptr<SOCKS5BytestreamServerResourceUser> aquireResourceUser();
boost::shared_ptr<SOCKS5BytestreamServerPortForwardingUser> aquirePortForwardingUser();
void stop();
std::vector<HostAddressPort> getHostAddressPorts() const;
std::vector<HostAddressPort> getAssistedHostAddressPorts() const;
SOCKS5BytestreamServer* getServer() const {
return server;
}
private:
bool isInitialized() const;
void initialize();
bool isPortForwardingReady() const;
void setupPortForwarding();
void removePortForwarding();
void checkInitializeFinished();
void handleGetPublicIPResult(boost::optional<HostAddress> address);
void handleForwardPortResult(boost::optional<NATPortMapping> mapping);
void handleUnforwardPortResult(boost::optional<bool> result);
boost::signal<void (bool /* success */)> onInitialized;
boost::signal<void (bool /* success */)> onPortForwardingSetup;
private:
friend class SOCKS5BytestreamServerInitializeRequest;
SOCKS5BytestreamRegistry* bytestreamRegistry;
ConnectionServerFactory* connectionServerFactory;
NetworkEnvironment* networkEnvironment;
NATTraverser* natTraverser;
enum { Start, Initializing, Initialized } state;
SOCKS5BytestreamServer* server;
boost::shared_ptr<ConnectionServer> connectionServer;
int connectionServerPort;
boost::shared_ptr<NATTraversalGetPublicIPRequest> getPublicIPRequest;
boost::shared_ptr<NATTraversalForwardPortRequest> forwardPortRequest;
boost::shared_ptr<NATTraversalRemovePortForwardingRequest> unforwardPortRequest;
boost::optional<HostAddress> publicAddress;
boost::optional<NATPortMapping> portMapping;
bool attemptedPortMapping_;
boost::weak_ptr<SOCKS5BytestreamServerResourceUser> s5bServerResourceUser_;
boost::weak_ptr<SOCKS5BytestreamServerPortForwardingUser> s5bServerPortForwardingUser_;
};
}
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Swift