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/*
 * Copyright (c) 2011 Tobias Markmann
 * Licensed under the simplified BSD license.
 * See Documentation/Licenses/BSD-simplified.txt for more information.
 */

#pragma once

#include <string>
#include <vector>

#include <Swiften/Base/API.h>
#include <Swiften/Elements/S5BProxyRequest.h>
#include <Swiften/FileTransfer/SOCKS5BytestreamClientSession.h>
#include <Swiften/JID/JID.h>
#include <Swiften/Network/ConnectionFactory.h>
#include <Swiften/Network/TimerFactory.h>

namespace Swift {

/**
 *	- manages list of working S5B proxies
 *	- creates initial connections (for the candidates you provide)
 */
class SWIFTEN_API SOCKS5BytestreamProxy {
public:
	SOCKS5BytestreamProxy(ConnectionFactory*, TimerFactory*);

	void addS5BProxy(S5BProxyRequest::ref);
	const std::vector<S5BProxyRequest::ref>& getS5BProxies() const;

	void connectToProxies(const std::string& sessionID);
	boost::shared_ptr<SOCKS5BytestreamClientSession> getProxySessionAndCloseOthers(const JID& proxyJID, const std::string& sessionID);

	boost::shared_ptr<SOCKS5BytestreamClientSession> createSOCKS5BytestreamClientSession(HostAddressPort addressPort, const std::string& destAddr);

private:
	ConnectionFactory* connectionFactory;
	TimerFactory* timerFactory;

	typedef std::map<JID, boost::shared_ptr<SOCKS5BytestreamClientSession> > ProxyJIDClientSessionMap;
	std::map<std::string, ProxyJIDClientSessionMap> proxySessions;

	std::vector<S5BProxyRequest::ref> localS5BProxies;
};

}