#include <CtsProcedure.h>

Inheritance diagram for inet::ieee80211::CtsProcedure:

Public Member Functions
virtual void	processReceivedRts (Packet rtsPacket, const Ptr< const Ieee80211RtsFrame > &rtsFrame, ICtsPolicy ctsPolicy, IProcedureCallback *callback) override

virtual void	processTransmittedCts (const Ptr< const Ieee80211CtsFrame > &ctsFrame) override

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

Protected Member Functions
virtual const Ptr< Ieee80211CtsFrame >	buildCts (const Ptr< const Ieee80211RtsFrame > &rtsFrame) const

Protected Attributes
int	numReceivedRts = 0

int	numSentCts = 0

Member Function Documentation

◆ buildCts()

const Ptr< Ieee80211CtsFrame > inet::ieee80211::CtsProcedure::buildCts ( const Ptr< const Ieee80211RtsFrame > & rtsFrame ) const

protectedvirtual

 {
     const Ptr<Ieee80211CtsFrame>& cts = makeShared<Ieee80211CtsFrame>();
     // The RA field of the CTS frame shall be the value
     // obtained from the TA field of the to which this
     // CTS frame is a response.
     cts->setReceiverAddress(rtsFrame->getTransmitterAddress());
     return cts;
 }

Referenced by processReceivedRts().

◆ processReceivedRts()

void inet::ieee80211::CtsProcedure::processReceivedRts	(	Packet *	rtsPacket,
		const Ptr< const Ieee80211RtsFrame > &	rtsFrame,
		ICtsPolicy *	ctsPolicy,
		IProcedureCallback *	callback
	)

overridevirtual

Implements inet::ieee80211::ICtsProcedure.

 {
     numReceivedRts++;
     // A STA that is addressed by an RTS frame shall transmit a CTS frame after a SIFS period
     // if the NAV at the STA receiving the RTS frame indicates that the medium is idle.
     if (ctsPolicy->isCtsNeeded(rtsFrame)) {
         auto ctsFrame = buildCts(rtsFrame);
         auto duration = ctsPolicy->computeCtsDurationField(rtsPacket, rtsFrame);
         ctsFrame->setDurationField(duration);
         auto ctsPacket = new Packet("CTS", ctsFrame);
         EV_DEBUG << "Duration for " << ctsPacket->getName() << " is set to " << duration << " s.\n";
         callback->transmitControlResponseFrame(ctsPacket, ctsFrame, rtsPacket, rtsFrame);
     }
     // If the NAV at the STA receiving the RTS indicates the medium is not idle,
     // that STA shall not respond to the RTS frame.
     else
         EV_WARN << "Ignoring received RTS according to CTS policy (probably the medium is not free).\n";
 }

◆ processTransmittedCts()

void inet::ieee80211::CtsProcedure::processTransmittedCts ( const Ptr< const Ieee80211CtsFrame > & ctsFrame )

overridevirtual

Implements inet::ieee80211::ICtsProcedure.

 {
     numSentCts++;
 }

Member Data Documentation

◆ numReceivedRts

int inet::ieee80211::CtsProcedure::numReceivedRts = 0

protected

Referenced by processReceivedRts().

◆ numSentCts

int inet::ieee80211::CtsProcedure::numSentCts = 0

protected

Referenced by processTransmittedCts().

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

Public Member Functions

Protected Member Functions