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

#pragma once

#include <boost/optional.hpp>

#include <Swiften/Network/NATTraversalInterface.h>

namespace Swift {
    class NullNATTraversalInterface : public NATTraversalInterface {
        public:
            virtual bool isAvailable() {
                return true;
            }

            virtual boost::optional<HostAddress> getPublicIP() {
                return boost::optional<HostAddress>();
            }

            virtual boost::optional<NATPortMapping> addPortForward(unsigned short, unsigned short) {
                return boost::optional<NATPortMapping>();
            }

            virtual bool removePortForward(const NATPortMapping&) {
                return false;
            }
    };
}