inet::ieee80211::EdcaCollisionController Class Reference

#include <EdcaCollisionController.h>

Inheritance diagram for inet::ieee80211::EdcaCollisionController:

Public Member Functions
virtual void	expectedChannelAccess (Edcaf *edcaf, simtime_t time) override
virtual bool	isInternalCollision (Edcaf *edcaf) override
Public Member Functions inherited from inet::ieee80211::IEdcaCollisionController
virtual	~IEdcaCollisionController ()

Protected Member Functions
virtual int	numInitStages () const override
virtual void	initialize () override

Protected Attributes
simtime_t	txStartTimes [4]

Member Function Documentation

expectedChannelAccess()

void inet::ieee80211::EdcaCollisionController::expectedChannelAccess ( Edcaf *  edcaf, simtime_t  time  )

overridevirtual

Implements inet::ieee80211::IEdcaCollisionController.

{
    auto ac = edcaf->getAccessCategory();
    EV_INFO << "The expected channel access of the " << printAccessCategory(ac) << " queue is: " << time << std::endl;
    txStartTimes[ac] = time;
}

initialize()

void inet::ieee80211::EdcaCollisionController::initialize ( )

overrideprotectedvirtual

{
    for (int ac = 0; ac < 4; ac++) {
        txStartTimes[ac] = -1;
        WATCH(txStartTimes[ac]);
    }
}

isInternalCollision()

bool inet::ieee80211::EdcaCollisionController::isInternalCollision ( Edcaf *  edcaf )

overridevirtual

Implements inet::ieee80211::IEdcaCollisionController.

{
    simtime_t now = simTime();
    AccessCategory accessCategory = edcaf->getAccessCategory();
    if (txStartTimes[accessCategory] == now) {
        for (int ac = accessCategory + 1; ac < 4; ac++) {
            if (txStartTimes[ac] == now) {
                EV_WARN << "Internal collision detected between multiple access categories for the current simulation time.\n";
                return true;
            }
        }
    }
    return false;
}

numInitStages()

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

inlineoverrideprotectedvirtual

{ return NUM_INIT_STAGES; }

Member Data Documentation

txStartTimes

simtime_t inet::ieee80211::EdcaCollisionController::txStartTimes[4]

protected

Referenced by expectedChannelAccess(), initialize(), and isInternalCollision().

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

• EdcaCollisionController.h
• EdcaCollisionController.cc