/* * Copyright (c) 2011 Tobias Markmann * Licensed under the simplified BSD license. * See Documentation/Licenses/BSD-simplified.txt for more information. */ /* * Copyright (c) 2016 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ #pragma once #include <condition_variable> #include <deque> #include <mutex> #include <thread> #include <boost/logic/tribool.hpp> #include <boost/optional.hpp> #include <Swiften/Base/API.h> #include <Swiften/Base/Atomic.h> #include <Swiften/Network/HostAddressPort.h> #include <Swiften/Network/NATTraverser.h> #include <Swiften/Network/NullNATTraversalInterface.h> namespace Swift { class EventLoop; class NATTraversalGetPublicIPRequest; class NATTraversalForwardPortRequest; class NATTraversalRemovePortForwardingRequest; class PlatformNATTraversalRequest; class NATPMPInterface; class MiniUPnPInterface; class NATTraversalInterface; class NATPortMapping; class SWIFTEN_API PlatformNATTraversalWorker : public NATTraverser { friend class PlatformNATTraversalRequest; public: PlatformNATTraversalWorker(EventLoop* eventLoop); virtual ~PlatformNATTraversalWorker(); std::shared_ptr<NATTraversalGetPublicIPRequest> createGetPublicIPRequest(); std::shared_ptr<NATTraversalForwardPortRequest> createForwardPortRequest(int localPort, int publicPort); std::shared_ptr<NATTraversalRemovePortForwardingRequest> createRemovePortForwardingRequest(int localPort, int publicPort); private: NATTraversalInterface* getNATTraversalInterface() const; void addRequestToQueue(std::shared_ptr<PlatformNATTraversalRequest>); void start(); void stop(); EventLoop* getEventLoop() const { return eventLoop; } private: EventLoop* eventLoop; Atomic<bool> stopRequested; std::thread* thread; std::deque<std::shared_ptr<PlatformNATTraversalRequest> > queue; std::mutex queueMutex; std::condition_variable queueNonEmpty; NullNATTraversalInterface* nullNATTraversalInterface; mutable boost::logic::tribool natPMPSupported; mutable NATPMPInterface* natPMPInterface; mutable boost::logic::tribool miniUPnPSupported; mutable MiniUPnPInterface* miniUPnPInterface; }; }