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DLLFlowIDTarget.hpp

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/******************************************************************************
 * IPModule   Internet Protocol Implementation                                *
 * __________________________________________________________________________ *
 *                                                                            *
 * Copyright (C) 2005                                                         *
 * Lehrstuhl fuer Kommunikationsnetze (ComNets)                               *
 * Kopernikusstr. 16, D-52074 Aachen, Germany                                 *
 * phone: ++49-241-80-27910 (phone), fax: ++49-241-80-22242                   *
 * email: wns@comnetsrwth-aachen.de, www: http://wns.comnets.rwth-aachen.de/  *
 ******************************************************************************/

#ifndef IP_IPTABLES_TARGETS_DLLFLOWIDTARGET_HPP
#define IP_IPTABLES_TARGETS_DLLFLOWIDTARGET_HPP

#include <IP/IPHeader.hpp>
#include <IP/iptables/targets/TargetInterface.hpp>
#include <IP/iptables/IRuleControl.hpp>

#include <WNS/pyconfig/View.hpp>
#include <WNS/logger/Logger.hpp>

namespace ip { namespace iptables { namespace targets {

    class DLLFlowIDTarget:
        public TargetInterface
    {
    public:

        DLLFlowIDTarget(const wns::pyconfig::View& _pyco);

        virtual
        ~DLLFlowIDTarget();

        virtual TargetResult
        mangle(IPCommand*);

        virtual TargetResult
        mangle(IPCommand*, wns::service::tl::IUDPHeader*);

        virtual TargetResult
        mangle(IPCommand*, wns::service::tl::ITCPHeader*);

        void
        setRuleController(ip::iptables::IRuleControl* controller);

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

    private:

        bool
        knowsTLFlowID(wns::service::tl::FlowID tlFlowID);

        wns::service::dll::FlowID
        getDLLFlowID(wns::service::tl::FlowID tlFlowID);

        typedef wns::container::Registry<wns::service::dll::FlowID, wns::service::tl::FlowID> dllFlowIDList;
        wns::logger::Logger log;
        ip::iptables::IRuleControl* postroutingChain;
        dllFlowIDList knowsFlowIDList;
    };

} // targets
} // iptables
} // ip
#endif // IP_IPTABLES_TARGETS_DLLFLOWIDTARGET_HPP

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