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PostroutingChain.hpp

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 * This file is part of openWNS (open Wireless Network Simulator)
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 * Copyright (C) 2004-2007
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 * Free Software Foundation;
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 * A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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#ifndef IP_IPTABLES_POSTROUTINGCHAIN_HPP
#define IP_IPTABLES_POSTROUTINGCHAIN_HPP

#include <IP/iptables/Chain.hpp>
#include <IP/iptables/targets/DLLFlowIDTarget.hpp>
#include <WNS/service/dll/Handler.hpp>

namespace ip { namespace iptables {

    class PostroutingChain:
        public Chain,
        public wns::Cloneable<PostroutingChain>,
        public wns::service::dll::IRuleControl
    {

    public:
        PostroutingChain(wns::ldk::fun::FUN* fun, const wns::pyconfig::View& _pyco);

        virtual bool
        activateOutgoing(const IPCommand&) { return true; }

        virtual bool
        activateIncoming(const IPCommand&) { return false; }

        void
        onFlowRemoved(wns::service::dll::FlowID flowID);

        void
        registerDLLFlowIDTarget(targets::DLLFlowIDTarget* target);

    private:

        void
        removeFromDLLFlowIDTarget(wns::service::dll::FlowID flowID);

        targets::DLLFlowIDTarget* dllFlowIDTarget;
    };

} // iptables
} // ip

#endif // IP_IPTABLES_POSTROUTINGCHAIN_HPP

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