wifimac::pathselection::BeaconLinkQualityMeasurement Class Reference

The LQM measures the average one-way flight-time of all current active links and provides this measure as a metric for the path-selection FU. More...

#include <pathselection/BeaconLinkQualityMeasurement.hpp>

Inheritance diagram for wifimac::pathselection::BeaconLinkQualityMeasurement:

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Collaboration diagram for wifimac::pathselection::BeaconLinkQualityMeasurement:

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List of all members.

Public Member Functions

BeaconLinkQualityMeasurement (wns::ldk::fun::FUN *fun, const wns::pyconfig::View &config)

Constructor.

void newLinkCost (wns::service::dll::UnicastAddress rx, Metric cost)

Indicates a change in the link cost.

virtual ~BeaconLinkQualityMeasurement ()

Destructor.

Public Attributes

wns::logger::Logger logger

The logger.

Private Types

typedef
wns::container::Registry
< wns::service::dll::UnicastAddress,
BroadcastLinkQuality * > adr2qualityMap

Map of address to BroadcastLinkQuality.

Private Member Functions

void calculateSizes (const wns::ldk::CommandPool *commandPool, Bit &commandPoolSize, Bit &dataSize) const

SDU and PCI size calculation for probe-frames and frames with piggybacked lqm.

virtual bool doIsAccepting (const wns::ldk::CompoundPtr &_compound) const

Forward request to lower FU.

virtual void doOnData (const wns::ldk::CompoundPtr &_compound)

Parse and process incoming beacon for Information Element.

virtual void doSendData (const wns::ldk::CompoundPtr &_compound)

Add Information Element to beacon.

virtual void doWakeup ()

Forward call to upper FU.

virtual void onFUNCreated ()

Initialization.

Private Attributes

wns::simulator::Time beaconInterval

The own beacon interval to be stored in each IE.

const wns::pyconfig::View config

The configuration.

struct
wifimac::pathselection::BeaconLinkQualityMeasurement::Friends friends

wns::probe::bus::ContextCollectorPtr linkCost

Probing the link cost.

adr2qualityMap linkQualities

Stores and manages the linkQualities for the links to all neighboring nodes.

wns::service::dll::UnicastAddress myMACAddress

My own MAC address.

wns::probe::bus::ContextCollectorPtr peerMeasurement

Probing success rate of received beacons.

const std::string phyUserCommandName

Name of PHY user commands to read the SINR.

IPathSelection * ps

Pointer to the current path-selection algorithm for link-metric updates.

wns::probe::bus::ContextCollectorPtr receivedPower

Probing the power of received beacons.

Classes

struct Friends

Detailed Description

It does so by sending either probe-packets with a fixed length or by piggybacking its required control information (i.e. a timestamp) to frames which have to be transmitted anyways.

Definition at line 206 of file BeaconLinkQualityMeasurement.hpp.

Member Typedef Documentation

typedef wns::container::Registry<wns::service::dll::UnicastAddress, BroadcastLinkQuality*> wifimac::pathselection::BeaconLinkQualityMeasurement::adr2qualityMap [private]

Definition at line 268 of file BeaconLinkQualityMeasurement.hpp.

Constructor & Destructor Documentation

BeaconLinkQualityMeasurement::BeaconLinkQualityMeasurement	(	wns::ldk::fun::FUN *	fun,
		const wns::pyconfig::View &	config
	)

Definition at line 234 of file BeaconLinkQualityMeasurement.cpp.

BeaconLinkQualityMeasurement::~BeaconLinkQualityMeasurement ( ) [virtual]

Definition at line 258 of file BeaconLinkQualityMeasurement.cpp.

Member Function Documentation

void BeaconLinkQualityMeasurement::calculateSizes	(	const wns::ldk::CommandPool *	commandPool,
		Bit &	commandPoolSize,
		Bit &	dataSize
	)			const `[private, virtual]`

Implements wns::ldk::CommandTypeSpecifierInterface.

Definition at line 402 of file BeaconLinkQualityMeasurement.cpp.

bool BeaconLinkQualityMeasurement::doIsAccepting ( const wns::ldk::CompoundPtr & _compound ) const [private, virtual]

Definition at line 280 of file BeaconLinkQualityMeasurement.cpp.

void BeaconLinkQualityMeasurement::doOnData ( const wns::ldk::CompoundPtr & _compound ) [private, virtual]

Store SINR and success rate of the incoming beacons
If an IE is in the beacon, parse the information about the success/SINR of the own beacons previously transmitted and received by the peer.

Definition at line 328 of file BeaconLinkQualityMeasurement.cpp.

void BeaconLinkQualityMeasurement::doSendData ( const wns::ldk::CompoundPtr & _compound ) [private, virtual]

Definition at line 286 of file BeaconLinkQualityMeasurement.cpp.

void BeaconLinkQualityMeasurement::doWakeup ( ) [private, virtual]

Definition at line 321 of file BeaconLinkQualityMeasurement.cpp.

void BeaconLinkQualityMeasurement::newLinkCost	(	wns::service::dll::UnicastAddress	rx,
		Metric	cost
	)

Definition at line 396 of file BeaconLinkQualityMeasurement.cpp.

void BeaconLinkQualityMeasurement::onFUNCreated ( ) [private, virtual]

Reimplemented from wns::ldk::FunctionalUnit.

Definition at line 264 of file BeaconLinkQualityMeasurement.cpp.

Member Data Documentation

wns::simulator::Time wifimac::pathselection::BeaconLinkQualityMeasurement::beaconInterval [private]

Definition at line 260 of file BeaconLinkQualityMeasurement.hpp.

const wns::pyconfig::View wifimac::pathselection::BeaconLinkQualityMeasurement::config [private]

Definition at line 257 of file BeaconLinkQualityMeasurement.hpp.

struct wifimac::pathselection::BeaconLinkQualityMeasurement::Friends wifimac::pathselection::BeaconLinkQualityMeasurement::friends [private]

wns::probe::bus::ContextCollectorPtr wifimac::pathselection::BeaconLinkQualityMeasurement::linkCost [private]

Definition at line 288 of file BeaconLinkQualityMeasurement.hpp.

adr2qualityMap wifimac::pathselection::BeaconLinkQualityMeasurement::linkQualities [private]

Definition at line 273 of file BeaconLinkQualityMeasurement.hpp.

wns::logger::Logger wifimac::pathselection::BeaconLinkQualityMeasurement::logger

Has to be public so that the BroadcastLinkQuality entities can use it

Definition at line 226 of file BeaconLinkQualityMeasurement.hpp.

wns::service::dll::UnicastAddress wifimac::pathselection::BeaconLinkQualityMeasurement::myMACAddress [private]

Definition at line 276 of file BeaconLinkQualityMeasurement.hpp.

wns::probe::bus::ContextCollectorPtr wifimac::pathselection::BeaconLinkQualityMeasurement::peerMeasurement [private]

Definition at line 285 of file BeaconLinkQualityMeasurement.hpp.

const std::string wifimac::pathselection::BeaconLinkQualityMeasurement::phyUserCommandName [private]

Definition at line 279 of file BeaconLinkQualityMeasurement.hpp.

IPathSelection* wifimac::pathselection::BeaconLinkQualityMeasurement::ps [private]

Definition at line 265 of file BeaconLinkQualityMeasurement.hpp.

wns::probe::bus::ContextCollectorPtr wifimac::pathselection::BeaconLinkQualityMeasurement::receivedPower [private]

Definition at line 282 of file BeaconLinkQualityMeasurement.hpp.

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

modules/dll/wifimac/src/pathselection/BeaconLinkQualityMeasurement.hpp
modules/dll/wifimac/src/pathselection/BeaconLinkQualityMeasurement.cpp


Public Member Functions
	BeaconLinkQualityMeasurement (wns::ldk::fun::FUN *fun, const wns::pyconfig::View &config)
	Constructor.
void	newLinkCost (wns::service::dll::UnicastAddress rx, Metric cost)
	Indicates a change in the link cost.
virtual	~BeaconLinkQualityMeasurement ()
	Destructor.
Public Attributes
wns::logger::Logger	logger
	The logger.
Private Types
typedef wns::container::Registry < wns::service::dll::UnicastAddress, BroadcastLinkQuality * >	adr2qualityMap
	Map of address to BroadcastLinkQuality.
Private Member Functions
void	calculateSizes (const wns::ldk::CommandPool *commandPool, Bit &commandPoolSize, Bit &dataSize) const
	SDU and PCI size calculation for probe-frames and frames with piggybacked lqm.
virtual bool	doIsAccepting (const wns::ldk::CompoundPtr &_compound) const
	Forward request to lower FU.
virtual void	doOnData (const wns::ldk::CompoundPtr &_compound)
	Parse and process incoming beacon for Information Element.
virtual void	doSendData (const wns::ldk::CompoundPtr &_compound)
	Add Information Element to beacon.
virtual void	doWakeup ()
	Forward call to upper FU.
virtual void	onFUNCreated ()
	Initialization.
Private Attributes
wns::simulator::Time	beaconInterval
	The own beacon interval to be stored in each IE.
const wns::pyconfig::View	config
	The configuration.
struct wifimac::pathselection::BeaconLinkQualityMeasurement::Friends	friends
wns::probe::bus::ContextCollectorPtr	linkCost
	Probing the link cost.
adr2qualityMap	linkQualities
	Stores and manages the linkQualities for the links to all neighboring nodes.
wns::service::dll::UnicastAddress	myMACAddress
	My own MAC address.
wns::probe::bus::ContextCollectorPtr	peerMeasurement
	Probing success rate of received beacons.
const std::string	phyUserCommandName
	Name of PHY user commands to read the SINR.
IPathSelection *	ps
	Pointer to the current path-selection algorithm for link-metric updates.
wns::probe::bus::ContextCollectorPtr	receivedPower
	Probing the power of received beacons.
Classes
struct	Friends