inet::ieee80211::RecipientBlockAckProcedure Class Reference

#include <RecipientBlockAckProcedure.h>

Inheritance diagram for inet::ieee80211::RecipientBlockAckProcedure:

Public Member Functions
virtual void	processReceivedBlockAckReq (Ieee80211BlockAckReq *blockAckReq, IRecipientQoSAckPolicy *ackPolicy, IRecipientBlockAckAgreementHandler *blockAckAgreementHandler, IProcedureCallback *callback) override
virtual void	processTransmittedBlockAck (Ieee80211BlockAck *blockAck) override
Public Member Functions inherited from inet::ieee80211::IRecipientBlockAckProcedure
virtual	~IRecipientBlockAckProcedure ()

Protected Member Functions
virtual Ieee80211BlockAck *	buildBlockAck (Ieee80211BlockAckReq *blockAckReq, RecipientBlockAckAgreement *agreement)

Protected Attributes
int	numReceivedBlockAckReq = 0
int	numSentBlockAck = 0

Member Function Documentation

Ieee80211BlockAck * inet::ieee80211::RecipientBlockAckProcedure::buildBlockAck ( Ieee80211BlockAckReq *  blockAckReq, RecipientBlockAckAgreement *  agreement  )

protectedvirtual

Referenced by processReceivedBlockAckReq().

{
    if (auto basicBlockAckReq = dynamic_cast<Ieee80211BasicBlockAckReq*>(blockAckReq)) {
        ASSERT(agreement != nullptr);
        Ieee80211BasicBlockAck *blockAck = new Ieee80211BasicBlockAck("BasicBlockAck");
        int startingSequenceNumber = basicBlockAckReq->getStartingSequenceNumber();
        for (SequenceNumber seqNum = startingSequenceNumber; seqNum < startingSequenceNumber + 64; seqNum++) {
            BitVector &bitmap = blockAck->getBlockAckBitmap(seqNum - startingSequenceNumber);
            for (FragmentNumber fragNum = 0; fragNum < 16; fragNum++) {
                bool ackState = agreement->getBlockAckRecord()->getAckState(seqNum, fragNum);
                bitmap.setBit(fragNum, ackState);
            }
        }
        blockAck->setReceiverAddress(blockAckReq->getTransmitterAddress());
        blockAck->setCompressedBitmap(false);
        blockAck->setStartingSequenceNumber(basicBlockAckReq->getStartingSequenceNumber());
        blockAck->setTidInfo(basicBlockAckReq->getTidInfo());
        return blockAck;
    }
    else
        throw cRuntimeError("Unsupported Block Ack Request");
}

void inet::ieee80211::RecipientBlockAckProcedure::processReceivedBlockAckReq ( Ieee80211BlockAckReq *  blockAckReq, IRecipientQoSAckPolicy *  ackPolicy, IRecipientBlockAckAgreementHandler *  blockAckAgreementHandler, IProcedureCallback *  callback  )

overridevirtual

Implements inet::ieee80211::IRecipientBlockAckProcedure.

{
    numReceivedBlockAckReq++;
    if (auto basicBlockAckReq = dynamic_cast<Ieee80211BasicBlockAckReq*>(blockAckReq)) {
        auto agreement = blockAckAgreementHandler->getAgreement(basicBlockAckReq->getTidInfo(), basicBlockAckReq->getTransmitterAddress());
        if (ackPolicy->isBlockAckNeeded(basicBlockAckReq, agreement)) {
            auto blockAck = buildBlockAck(basicBlockAckReq, agreement);
            blockAck->setDuration(ackPolicy->computeBasicBlockAckDurationField(basicBlockAckReq));
            callback->transmitControlResponseFrame(blockAck, basicBlockAckReq);
        }
    }
    else
        throw cRuntimeError("Unsupported BlockAckReq");
}

void inet::ieee80211::RecipientBlockAckProcedure::processTransmittedBlockAck ( Ieee80211BlockAck *  blockAck )

overridevirtual

Implements inet::ieee80211::IRecipientBlockAckProcedure.

{
    numSentBlockAck++;
}

Member Data Documentation

int inet::ieee80211::RecipientBlockAckProcedure::numReceivedBlockAckReq = 0

protected

Referenced by processReceivedBlockAckReq().

int inet::ieee80211::RecipientBlockAckProcedure::numSentBlockAck = 0

protected

Referenced by processTransmittedBlockAck().

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

• RecipientBlockAckProcedure.h
• RecipientBlockAckProcedure.cc