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SourceDestinationFilter.cpp

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 * This file is part of openWNS (open Wireless Network Simulator)
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 * A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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#include <IP/iptables/filters/SourceDestinationFilter.hpp>
#include <IP/IPHeader.hpp>

#include <WNS/pyconfig/View.hpp>

using namespace ip::iptables::filters;

STATIC_FACTORY_REGISTER_WITH_CREATOR(
    SourceDestinationFilter,
    FilterInterface,
    "sourceDestinationFilter",
    wns::PyConfigViewCreator);

SourceDestinationFilter::SourceDestinationFilter(const wns::pyconfig::View& _pyco):
    source(wns::service::nl::Address(_pyco.get<std::string>("source"))),
    sourceMask(wns::service::nl::Address(_pyco.get<std::string>("sourceMask"))),
    destination(wns::service::nl::Address(_pyco.get<std::string>("destination"))),
    destinationMask(wns::service::nl::Address(_pyco.get<std::string>("destinationMask")))
{
}

SourceDestinationFilter::SourceDestinationFilter(wns::service::nl::Address _source,
                                                 wns::service::nl::Address _sourceMask,
                                                 wns::service::nl::Address _destination,
                                                 wns::service::nl::Address _destinationMask)
{
    source = _source;
    sourceMask = _sourceMask;
    destination = _destination;
    destinationMask = _destinationMask;
}

bool
SourceDestinationFilter::fires(const IPCommand* ipHeader)
{
    return (source == (ipHeader->peer.source & sourceMask)) && (destination == (ipHeader->peer.destination & destinationMask));
}

bool
SourceDestinationFilter::fires(const IPCommand* ipHeader, const wns::service::tl::IUDPHeader*)
{
    return fires(ipHeader);
}

bool
SourceDestinationFilter::fires(const IPCommand* ipHeader, const wns::service::tl::ITCPHeader*)
{
    return fires(ipHeader);
}

bool
SourceDestinationFilter::operator ==(const SourceDestinationFilter& other) const
{
    return ((source == other.source) &&
            (sourceMask == other.sourceMask) &&
            (destination == other.destination) &&
            (destinationMask == other.destinationMask));
}

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