inet::ieee80211::Defragmentation Class Reference

#include <Defragmentation.h>

Inheritance diagram for inet::ieee80211::Defragmentation:

Public Member Functions
virtual Packet *	defragmentFrames (std::vector< Packet * > *fragmentFrames) override
Public Member Functions inherited from inet::ieee80211::IDefragmentation
virtual	~IDefragmentation ()

Member Function Documentation

defragmentFrames()

Packet * inet::ieee80211::Defragmentation::defragmentFrames ( std::vector< Packet * > *  fragmentFrames )

overridevirtual

Implements inet::ieee80211::IDefragmentation.

{
    EV_DEBUG << "Defragmenting " << fragmentFrames->size() << " fragments.\n";
    auto defragmentedFrame = new Packet();
    const auto& defragmentedHeader = staticPtrCast<Ieee80211DataOrMgmtHeader>(fragmentFrames->at(0)->peekAtFront<Ieee80211DataOrMgmtHeader>()->dupShared());
    for (auto fragmentFrame : *fragmentFrames) {
        fragmentFrame->popAtFront<Ieee80211DataOrMgmtHeader>();
        fragmentFrame->popAtBack<Ieee80211MacTrailer>(B(4));
        defragmentedFrame->insertAtBack(fragmentFrame->peekData());
        std::string defragmentedName(fragmentFrame->getName());
        auto index = defragmentedName.find("-frag");
        if (index != std::string::npos)
            defragmentedFrame->setName(defragmentedName.substr(0, index).c_str());
    }
    defragmentedHeader->setFragmentNumber(0);
    defragmentedHeader->setMoreFragments(false);
    defragmentedFrame->insertAtFront(defragmentedHeader);
    defragmentedFrame->insertAtBack(makeShared<Ieee80211MacTrailer>());
    EV_TRACE << "Created " << *defragmentedFrame << ".\n";
    return defragmentedFrame;
}

Referenced by inet::ieee80211::BasicReassembly::addFragment().

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The documentation for this class was generated from the following files:

• Defragmentation.h
• Defragmentation.cc