inet::ieee80211::LegacyDuplicateRemoval Class Reference

#include <LegacyDuplicateRemoval.h>

Inheritance diagram for inet::ieee80211::LegacyDuplicateRemoval:

Public Member Functions
virtual bool	isDuplicate (const Ptr< const Ieee80211DataOrMgmtHeader > &header) override
Public Member Functions inherited from inet::ieee80211::IDuplicateRemoval
virtual	~IDuplicateRemoval ()

Protected Attributes
std::map< MacAddress, SequenceControlField >	lastSeenSeqNumCache

Member Function Documentation

isDuplicate()

bool inet::ieee80211::LegacyDuplicateRemoval::isDuplicate ( const Ptr< const Ieee80211DataOrMgmtHeader > &  header )

overridevirtual

Implements inet::ieee80211::IDuplicateRemoval.

{
    ASSERT(header->getType() != ST_DATA_WITH_QOS);
    const MacAddress& address = header->getTransmitterAddress();
    SequenceControlField seqVal(header->getSequenceNumber().get(), header->getFragmentNumber());
    auto it = lastSeenSeqNumCache.find(address);
    if (it == lastSeenSeqNumCache.end())
        lastSeenSeqNumCache.insert(std::pair<MacAddress, SequenceControlField>(address, seqVal));
    else if (it->second.getSequenceNumber() == seqVal.getSequenceNumber() && it->second.getFragmentNumber() == seqVal.getFragmentNumber() && header->getRetry())
        return true;
    else
        it->second = seqVal;
    return false;
}

Member Data Documentation

lastSeenSeqNumCache

std::map<MacAddress, SequenceControlField> inet::ieee80211::LegacyDuplicateRemoval::lastSeenSeqNumCache

protected

Referenced by isDuplicate().

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

• LegacyDuplicateRemoval.h
• LegacyDuplicateRemoval.cc