#include <RecipientAckPolicy.h>

Inheritance diagram for inet::ieee80211::RecipientAckPolicy:

Public Member Functions
virtual bool	isAckNeeded (const Ptr< const Ieee80211DataOrMgmtHeader > &header) const override

virtual simtime_t	computeAckDurationField (Packet *packet, const Ptr< const Ieee80211DataOrMgmtHeader > &header) const override

Public Member Functions inherited from inet::ieee80211::IRecipientAckPolicy
virtual	~IRecipientAckPolicy ()

Protected Member Functions
virtual int	numInitStages () const override

virtual void	initialize (int stage) override

simtime_t	computeAckDuration (Packet *dataOrMgmtPacket, const Ptr< const Ieee80211DataOrMgmtHeader > &dataOrMgmtHeader) const

Protected Member Functions inherited from inet::ieee80211::ModeSetListener
virtual void	receiveSignal (cComponent source, simsignal_t signalID, cObject obj, cObject *details) override

Protected Attributes
IRateSelection *	rateSelection = nullptr

Protected Attributes inherited from inet::ieee80211::ModeSetListener
physicallayer::Ieee80211ModeSet *	modeSet = nullptr

Member Function Documentation

◆ computeAckDuration()

simtime_t inet::ieee80211::RecipientAckPolicy::computeAckDuration	(	Packet *	dataOrMgmtPacket,
		const Ptr< const Ieee80211DataOrMgmtHeader > &	dataOrMgmtHeader
	)		const

protected

 {
     return rateSelection->computeResponseAckFrameMode(dataOrMgmtPacket, dataOrMgmtHeader)->getDuration(LENGTH_ACK);
 }

Referenced by computeAckDurationField().

◆ computeAckDurationField()

simtime_t inet::ieee80211::RecipientAckPolicy::computeAckDurationField	(	Packet *	packet,
		const Ptr< const Ieee80211DataOrMgmtHeader > &	header
	)		const

overridevirtual

Implements inet::ieee80211::IRecipientAckPolicy.

 {
     if (header->getMoreFragments()) {
         auto duration = header->getDurationField() - modeSet->getSifsTime() - computeAckDuration(packet, header);
         duration = ceil(duration, SimTime(1, SIMTIME_US));
         if (duration < 0)
             EV_WARN << "ACK duration field would be negative, returning 0 instead.\n";
         return duration < 0 ? 0 : duration;
     }
     return 0;
 }

◆ initialize()

void inet::ieee80211::RecipientAckPolicy::initialize ( int stage )

overrideprotectedvirtual

Reimplemented from inet::ieee80211::ModeSetListener.

 {
     ModeSetListener::initialize(stage);
     if (stage == INITSTAGE_LOCAL) {
         rateSelection = check_and_cast<IRateSelection *>(getModuleByPath(par("rateSelectionModule")));
     }
 }

◆ isAckNeeded()

bool inet::ieee80211::RecipientAckPolicy::isAckNeeded ( const Ptr< const Ieee80211DataOrMgmtHeader > & header ) const

overridevirtual

Implements inet::ieee80211::IRecipientAckPolicy.

 {
     // TODO add mgmt NoAck check
     return !header->getReceiverAddress().isMulticast();
 }

◆ numInitStages()

virtual int inet::ieee80211::RecipientAckPolicy::numInitStages ( ) const

inlineoverrideprotectedvirtual

Reimplemented from inet::ieee80211::ModeSetListener.

24 { return NUM_INIT_STAGES; }

Member Data Documentation

◆ rateSelection

IRateSelection* inet::ieee80211::RecipientAckPolicy::rateSelection = nullptr

protected

Referenced by computeAckDuration(), and initialize().

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

Public Member Functions

Protected Member Functions

Protected Attributes