This objects implements the PHY state machine of the Wifi device. More...

#include "wifi-phy-state-helper.h"

Inheritance diagram for ns3::WifiPhyStateHelper:

Collaboration diagram for ns3::WifiPhyStateHelper:

Public Types
typedef void(*	RxEndErrorTracedCallback) (Ptr< const Packet > packet, double snr)
	TracedCallback signature for receive end error event. More...

typedef void(*	RxOkTracedCallback) (Ptr< const Packet > packet, double snr, WifiMode mode, WifiPreamble preamble)
	TracedCallback signature for receive end ok event. More...

typedef void(*	StateTracedCallback) (Time start, Time duration, WifiPhy::State state)
	TracedCallback signature for state changes. More...

typedef void(*	TxTracedCallback) (Ptr< const Packet > packet, WifiMode mode, WifiPreamble preamble, uint8_t power)
	TracedCallback signature for transmit event. More...

Public Member Functions
	WifiPhyStateHelper ()

Time	GetDelayUntilIdle (void) const
	Return the time before the state is back to IDLE. More...

Time	GetLastRxStartTime (void) const
	Return the time the last RX start. More...

WifiPhy::State	GetState (void) const
	Return the current state of WifiPhy. More...

Time	GetStateDuration (void) const
	Return the elapsed time of the current state. More...

bool	IsStateBusy (void) const
	Check whether the current state is not IDLE. More...

bool	IsStateCcaBusy (void) const
	Check whether the current state is CCA busy. More...

bool	IsStateIdle (void) const
	Check whether the current state is IDLE. More...

bool	IsStateRx (void) const
	Check whether the current state is RX. More...

bool	IsStateSleep (void) const
	Check whether the current state is SLEEP. More...

bool	IsStateSwitching (void) const
	Check whether the current state is SWITCHING. More...

bool	IsStateTx (void) const
	Check whether the current state is TX. More...

void	RegisterListener (WifiPhyListener *listener)
	Register WifiPhyListener to this WifiPhyStateHelper. More...

void	SetReceiveErrorCallback (WifiPhy::RxErrorCallback callback)
	Set a callback for a failed reception. More...

void	SetReceiveOkCallback (WifiPhy::RxOkCallback callback)
	Set a callback for a successful reception. More...

void	SwitchFromRxAbort (void)
	Abort current reception. More...

void	SwitchFromRxEndError (Ptr< Packet > packet, double snr)
	Switch from RX after the reception failed. More...

void	SwitchFromRxEndOk (Ptr< Packet > packet, double snr, WifiTxVector txVector)
	Switch from RX after the reception was successful. More...

void	SwitchFromSleep (Time duration)
	Switch from sleep mode. More...

void	SwitchMaybeToCcaBusy (Time duration)
	Switch to CCA busy. More...

void	SwitchToChannelSwitching (Time switchingDuration)
	Switch state to channel switching for the given duration. More...

void	SwitchToRx (Time rxDuration)
	Switch state to RX for the given duration. More...

void	SwitchToSleep (void)
	Switch to sleep mode. More...

void	SwitchToTx (Time txDuration, Ptr< const Packet > packet, double txPowerDbm, WifiTxVector txVector)
	Switch state to TX for the given duration. More...

void	UnregisterListener (WifiPhyListener *listener)
	Remove WifiPhyListener from this WifiPhyStateHelper. More...

Public Member Functions inherited from ns3::Object
	Object ()
	Constructor. More...

virtual	~Object ()
	Destructor. More...

void	AggregateObject (Ptr< Object > other)
	Aggregate two Objects together. More...

void	Dispose (void)
	Dispose of this Object. More...

AggregateIterator	GetAggregateIterator (void) const
	Get an iterator to the Objects aggregated to this one. More...

virtual TypeId	GetInstanceTypeId (void) const
	Get the most derived TypeId for this Object. More...

template<typename T >
Ptr< T >	GetObject (void) const
	Get a pointer to the requested aggregated Object. More...

template<typename T >
Ptr< T >	GetObject (TypeId tid) const
	Get a pointer to the requested aggregated Object by TypeId. More...

void	Initialize (void)
	Invoke DoInitialize on all Objects aggregated to this one. More...

bool	IsInitialized (void) const
	Check if the object has been initialized. More...

Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter >
	SimpleRefCount ()
	Default constructor. More...

	SimpleRefCount (const SimpleRefCount &o)
	Copy constructor. More...

uint32_t	GetReferenceCount (void) const
	Get the reference count of the object. More...

SimpleRefCount &	operator= (const SimpleRefCount &o)
	Assignment operator. More...

void	Ref (void) const
	Increment the reference count. More...

void	Unref (void) const
	Decrement the reference count. More...

Public Member Functions inherited from ns3::ObjectBase
virtual	~ObjectBase ()
	Virtual destructor. More...

void	GetAttribute (std::string name, AttributeValue &value) const
	Get the value of an attribute, raising fatal errors if unsuccessful. More...

bool	GetAttributeFailSafe (std::string name, AttributeValue &value) const
	Get the value of an attribute without raising erros. More...

void	SetAttribute (std::string name, const AttributeValue &value)
	Set a single attribute, raising fatal errors if unsuccessful. More...

bool	SetAttributeFailSafe (std::string name, const AttributeValue &value)
	Set a single attribute without raising errors. More...

bool	TraceConnect (std::string name, std::string context, const CallbackBase &cb)
	Connect a TraceSource to a Callback with a context. More...

bool	TraceConnectWithoutContext (std::string name, const CallbackBase &cb)
	Connect a TraceSource to a Callback without a context. More...

bool	TraceDisconnect (std::string name, std::string context, const CallbackBase &cb)
	Disconnect from a TraceSource a Callback previously connected with a context. More...

bool	TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb)
	Disconnect from a TraceSource a Callback previously connected without a context. More...

Static Public Member Functions
static TypeId	GetTypeId (void)
	Get the type ID. More...

Static Public Member Functions inherited from ns3::Object
static TypeId	GetTypeId (void)
	Register this type. More...

Static Public Member Functions inherited from ns3::ObjectBase
static TypeId	GetTypeId (void)
	Get the type ID. More...

Private Types
typedef std::vector< WifiPhyListener * >	Listeners
	typedef for a list of WifiPhyListeners More...

typedef std::vector< WifiPhyListener * >::iterator	ListenersI
	typedef for a list of WifiPhyListeners iterator More...

Private Member Functions
void	DoSwitchFromRx (void)
	Switch the state from RX. More...

void	LogPreviousIdleAndCcaBusyStates (void)
	Log the ideal and CCA states. More...

void	NotifyMaybeCcaBusyStart (Time duration)
	Notify all WifiPhyListener that the CCA has started for the given duration. More...

void	NotifyRxEndError (void)
	Notify all WifiPhyListener that the reception was not successful. More...

void	NotifyRxEndOk (void)
	Notify all WifiPhyListener that the reception was successful. More...

void	NotifyRxStart (Time duration)
	Notify all WifiPhyListener that the reception has started for the given duration. More...

void	NotifySleep (void)
	Notify all WifiPhyListener that we are going to sleep. More...

void	NotifySwitchingStart (Time duration)
	Notify all WifiPhyListener that we are switching channel with the given channel switching delay. More...

void	NotifyTxStart (Time duration, double txPowerDbm)
	Notify all WifiPhyListener that the transmission has started for the given duration. More...

void	NotifyWakeup (void)
	Notify all WifiPhyListener that we woke up. More...

Private Attributes
Time	m_endCcaBusy
	endn CCA busy More...

Time	m_endRx
	end receive More...

Time	m_endSwitching
	end switching More...

Time	m_endTx
	end transmit More...

Listeners	m_listeners
	listeners More...

Time	m_previousStateChangeTime
	previous state change time More...

WifiPhy::RxErrorCallback	m_rxErrorCallback
	receive error callback More...

TracedCallback< Ptr< const Packet >, double >	m_rxErrorTrace
	receive error trace callback More...

bool	m_rxing
	receiving More...

WifiPhy::RxOkCallback	m_rxOkCallback
	receive OK callback More...

TracedCallback< Ptr< const Packet >, double, WifiMode, WifiPreamble >	m_rxOkTrace
	receive OK trace callback More...

bool	m_sleeping
	sleeping More...

Time	m_startCcaBusy
	start CCA busy More...

Time	m_startRx
	start receive More...

Time	m_startSleep
	start sleep More...

Time	m_startSwitching
	start switching More...

Time	m_startTx
	start transmit More...

TracedCallback< Time, Time, WifiPhy::State >	m_stateLogger
	The trace source fired when state is changed. More...

TracedCallback< Ptr< const Packet >, WifiMode, WifiPreamble, uint8_t >	m_txTrace
	transmit trace callback More...

Additional Inherited Members
Protected Member Functions inherited from ns3::Object
	Object (const Object &o)
	Copy an Object. More...

virtual void	DoDispose (void)
	Destructor implementation. More...

virtual void	DoInitialize (void)
	Initialize() implementation. More...

virtual void	NotifyNewAggregate (void)
	Notify all Objects aggregated to this one of a new Object being aggregated. More...

Protected Member Functions inherited from ns3::ObjectBase
void	ConstructSelf (const AttributeConstructionList &attributes)
	Complete construction of ObjectBase; invoked by derived classes. More...

virtual void	NotifyConstructionCompleted (void)
	Notifier called once the ObjectBase is fully constructed. More...

Related Functions inherited from ns3::ObjectBase
static TypeId	GetObjectIid (void)
	Ensure the TypeId for ObjectBase gets fully configured to anchor the inheritance tree properly. More...

Detailed Description

This objects implements the PHY state machine of the Wifi device.

Config Paths

ns3::WifiPhyStateHelper is accessible through the following paths with Config::Set and Config::Connect:

"/NodeList/[i]/DeviceList/[i]/$ns3::WifiNetDevice/Phy/State"
"/NodeList/[i]/DeviceList/[i]/$ns3::WaveNetDevice/PhyEntities/[i]/State"

No Attributes are defined for this type.

TraceSources

State: The state of the PHY layer
Callback signature: ns3::WifiPhyStateHelper::StateTracedCallback
RxOk: A packet has been received successfully.
Callback signature: ns3::WifiPhyStateHelper::RxOkTracedCallback
RxError: A packet has been received unsuccessfully.
Callback signature: ns3::WifiPhyStateHelper::RxEndErrorTracedCallback
Tx: Packet transmission is starting.
Callback signature: ns3::WifiPhyStateHelper::TxTracedCallback

Size of this type is 224 bytes (on a 64-bit architecture).

Definition at line 34 of file wifi-phy-state-helper.h.

Member Typedef Documentation

typedef std::vector<WifiPhyListener *> ns3::WifiPhyStateHelper::Listeners

private

typedef for a list of WifiPhyListeners

Definition at line 237 of file wifi-phy-state-helper.h.

typedef std::vector<WifiPhyListener *>::iterator ns3::WifiPhyStateHelper::ListenersI

private

typedef for a list of WifiPhyListeners iterator

Definition at line 241 of file wifi-phy-state-helper.h.

typedef void(* ns3::WifiPhyStateHelper::RxEndErrorTracedCallback) (Ptr< const Packet > packet, double snr)

TracedCallback signature for receive end error event.

Parameters

[in]	packet	The received packet.
[in]	snr	The SNR of the received packet.

Definition at line 219 of file wifi-phy-state-helper.h.

typedef void(* ns3::WifiPhyStateHelper::RxOkTracedCallback) (Ptr< const Packet > packet, double snr, WifiMode mode, WifiPreamble preamble)

TracedCallback signature for receive end ok event.

Parameters

[in]	packet	The received packet.
[in]	snr	The SNR of the received packet.
[in]	mode	The transmission mode of the packet.
[in]	preamble	The preamble of the packet.

Definition at line 211 of file wifi-phy-state-helper.h.

typedef void(* ns3::WifiPhyStateHelper::StateTracedCallback) (Time start, Time duration, WifiPhy::State state)

TracedCallback signature for state changes.

Parameters

[in]	start	Time when the `state` started.
[in]	duration	Amount of time we've been in (or will be in) the `state`.
[in]	state	The state.

Definition at line 201 of file wifi-phy-state-helper.h.

typedef void(* ns3::WifiPhyStateHelper::TxTracedCallback) (Ptr< const Packet > packet, WifiMode mode, WifiPreamble preamble, uint8_t power)

TracedCallback signature for transmit event.

Parameters

[in]	packet	The received packet.
[in]	mode	The transmission mode of the packet.
[in]	preamble	The preamble of the packet.
[in]	power	The transmit power level.

Definition at line 229 of file wifi-phy-state-helper.h.

Constructor & Destructor Documentation

ns3::WifiPhyStateHelper::WifiPhyStateHelper ( )

Definition at line 58 of file wifi-phy-state-helper.cc.

References NS_LOG_FUNCTION.

Member Function Documentation

void ns3::WifiPhyStateHelper::DoSwitchFromRx ( void )

private

Switch the state from RX.

Definition at line 470 of file wifi-phy-state-helper.cc.

References IsStateCcaBusy(), IsStateIdle(), IsStateRx(), m_previousStateChangeTime, m_rxing, m_startRx, m_stateLogger, ns3::Simulator::Now(), NS_ASSERT, NS_LOG_FUNCTION, and ns3::WifiPhy::RX.

Referenced by SwitchFromRxAbort(), SwitchFromRxEndError(), and SwitchFromRxEndOk().

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Time ns3::WifiPhyStateHelper::GetDelayUntilIdle ( void ) const

Return the time before the state is back to IDLE.

Returns: the delay before the state is back to IDLE

Definition at line 152 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, GetState(), ns3::WifiPhy::IDLE, m_endCcaBusy, m_endRx, m_endSwitching, m_endTx, ns3::Max(), ns3::Simulator::Now(), NS_FATAL_ERROR, ns3::WifiPhy::RX, ns3::Seconds(), ns3::WifiPhy::SLEEP, ns3::WifiPhy::SWITCHING, and ns3::WifiPhy::TX.

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Time ns3::WifiPhyStateHelper::GetLastRxStartTime ( void ) const

Return the time the last RX start.

Returns: the time the last RX start.

Definition at line 187 of file wifi-phy-state-helper.cc.

References m_startRx.

WifiPhy::State ns3::WifiPhyStateHelper::GetState ( void ) const

Return the current state of WifiPhy.

Returns: the current state of WifiPhy

Definition at line 193 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, ns3::WifiPhy::IDLE, m_endCcaBusy, m_endSwitching, m_endTx, m_rxing, m_sleeping, ns3::Simulator::Now(), ns3::WifiPhy::RX, ns3::WifiPhy::SLEEP, ns3::WifiPhy::SWITCHING, and ns3::WifiPhy::TX.

Referenced by GetDelayUntilIdle(), IsStateBusy(), IsStateCcaBusy(), IsStateIdle(), IsStateRx(), IsStateSleep(), IsStateSwitching(), IsStateTx(), SwitchMaybeToCcaBusy(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

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Time ns3::WifiPhyStateHelper::GetStateDuration ( void ) const

Return the elapsed time of the current state.

Returns: the elapsed time of the current state

Definition at line 146 of file wifi-phy-state-helper.cc.

References m_previousStateChangeTime, and ns3::Simulator::Now().

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TypeId ns3::WifiPhyStateHelper::GetTypeId ( void )

static

Get the type ID.

Returns: the object TypeId

Definition at line 33 of file wifi-phy-state-helper.cc.

References m_rxErrorTrace, m_rxOkTrace, m_stateLogger, m_txTrace, ns3::MakeTraceSourceAccessor(), and ns3::TypeId::SetParent().

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bool ns3::WifiPhyStateHelper::IsStateBusy ( void ) const

Check whether the current state is not IDLE.

Returns: true if the current state is not IDLE, false otherwise

Definition at line 110 of file wifi-phy-state-helper.cc.

References GetState(), and ns3::WifiPhy::IDLE.

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bool ns3::WifiPhyStateHelper::IsStateCcaBusy ( void ) const

Check whether the current state is CCA busy.

Returns: true if the current state is CCA busy, false otherwise

Definition at line 116 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, and GetState().

Referenced by DoSwitchFromRx(), and SwitchToRx().

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bool ns3::WifiPhyStateHelper::IsStateIdle ( void ) const

Check whether the current state is IDLE.

Returns: true if the current state is IDLE, false otherwise

Definition at line 104 of file wifi-phy-state-helper.cc.

References GetState(), and ns3::WifiPhy::IDLE.

Referenced by DoSwitchFromRx(), and SwitchToRx().

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bool ns3::WifiPhyStateHelper::IsStateRx ( void ) const

Check whether the current state is RX.

Returns: true if the current state is RX, false otherwise

Definition at line 122 of file wifi-phy-state-helper.cc.

References GetState(), and ns3::WifiPhy::RX.

Referenced by DoSwitchFromRx(), SwitchFromRxAbort(), and SwitchToRx().

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bool ns3::WifiPhyStateHelper::IsStateSleep ( void ) const

Check whether the current state is SLEEP.

Returns: true if the current state is SLEEP, false otherwise

Definition at line 140 of file wifi-phy-state-helper.cc.

References GetState(), and ns3::WifiPhy::SLEEP.

Referenced by SwitchFromSleep(), and SwitchToSleep().

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bool ns3::WifiPhyStateHelper::IsStateSwitching ( void ) const

Check whether the current state is SWITCHING.

Returns: true if the current state is SWITCHING, false otherwise

Definition at line 134 of file wifi-phy-state-helper.cc.

References GetState(), and ns3::WifiPhy::SWITCHING.

Referenced by SwitchToChannelSwitching().

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bool ns3::WifiPhyStateHelper::IsStateTx ( void ) const

Check whether the current state is TX.

Returns: true if the current state is TX, false otherwise

Definition at line 128 of file wifi-phy-state-helper.cc.

References GetState(), and ns3::WifiPhy::TX.

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void ns3::WifiPhyStateHelper::LogPreviousIdleAndCcaBusyStates ( void )

private

Log the ideal and CCA states.

Definition at line 302 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, ns3::WifiPhy::IDLE, m_endCcaBusy, m_endRx, m_endSwitching, m_endTx, m_startCcaBusy, m_stateLogger, ns3::Max(), ns3::Simulator::Now(), NS_ASSERT, and NS_LOG_FUNCTION.

Referenced by SwitchMaybeToCcaBusy(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

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void ns3::WifiPhyStateHelper::NotifyMaybeCcaBusyStart ( Time duration )

private

Notify all WifiPhyListener that the CCA has started for the given duration.

Parameters

duration the duration of the CCA state

Definition at line 262 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchFromSleep(), and SwitchMaybeToCcaBusy().

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void ns3::WifiPhyStateHelper::NotifyRxEndError ( void )

private

Notify all WifiPhyListener that the reception was not successful.

Definition at line 252 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchFromRxEndError().

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void ns3::WifiPhyStateHelper::NotifyRxEndOk ( void )

private

Notify all WifiPhyListener that the reception was successful.

Definition at line 242 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchFromRxEndOk().

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void ns3::WifiPhyStateHelper::NotifyRxStart ( Time duration )

private

Notify all WifiPhyListener that the reception has started for the given duration.

Parameters

duration the duration of the reception

Definition at line 232 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchToRx().

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void ns3::WifiPhyStateHelper::NotifySleep ( void )

private

Notify all WifiPhyListener that we are going to sleep.

Definition at line 282 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchToSleep().

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void ns3::WifiPhyStateHelper::NotifySwitchingStart ( Time duration )

private

Notify all WifiPhyListener that we are switching channel with the given channel switching delay.

Parameters

duration the delay to switch the channel

Definition at line 272 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchToChannelSwitching().

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void ns3::WifiPhyStateHelper::NotifyTxStart	(	Time	duration,
		double	txPowerDbm
	)

private

Notify all WifiPhyListener that the transmission has started for the given duration.

Parameters

duration	the duration of the transmission
txPowerDbm	the nominal tx power in dBm

Definition at line 222 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchToTx().

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void ns3::WifiPhyStateHelper::NotifyWakeup ( void )

private

Notify all WifiPhyListener that we woke up.

Definition at line 292 of file wifi-phy-state-helper.cc.

References m_listeners, and NS_LOG_FUNCTION.

Referenced by SwitchFromSleep().

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void ns3::WifiPhyStateHelper::RegisterListener ( WifiPhyListener * listener )

Register WifiPhyListener to this WifiPhyStateHelper.

Parameters

listener

Definition at line 88 of file wifi-phy-state-helper.cc.

References m_listeners.

void ns3::WifiPhyStateHelper::SetReceiveErrorCallback ( WifiPhy::RxErrorCallback callback )

Set a callback for a failed reception.

Parameters

callback

Definition at line 82 of file wifi-phy-state-helper.cc.

References m_rxErrorCallback.

void ns3::WifiPhyStateHelper::SetReceiveOkCallback ( WifiPhy::RxOkCallback callback )

Set a callback for a successful reception.

Parameters

callback

Definition at line 76 of file wifi-phy-state-helper.cc.

References m_rxOkCallback.

void ns3::WifiPhyStateHelper::SwitchFromRxAbort ( void )

Abort current reception.

Definition at line 563 of file wifi-phy-state-helper.cc.

References DoSwitchFromRx(), IsStateRx(), m_endRx, m_rxing, ns3::Simulator::Now(), NS_ASSERT, and NS_LOG_FUNCTION.

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void ns3::WifiPhyStateHelper::SwitchFromRxEndError	(	Ptr< Packet >	packet,
		double	snr
	)

Switch from RX after the reception failed.

Parameters

packet	the packet that we failed to received
snr	the SNR of the received packet

Definition at line 457 of file wifi-phy-state-helper.cc.

References DoSwitchFromRx(), ns3::Callback< R, T1, T2, T3, T4, T5, T6, T7, T8, T9 >::IsNull(), m_rxErrorCallback, m_rxErrorTrace, NotifyRxEndError(), and NS_LOG_FUNCTION.

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void ns3::WifiPhyStateHelper::SwitchFromRxEndOk	(	Ptr< Packet >	packet,
		double	snr,
		WifiTxVector	txVector
	)

Switch from RX after the reception was successful.

Parameters

packet	the successfully received packet
snr	the SNR of the received packet
txVector	TXVECTOR of the packet

Definition at line 443 of file wifi-phy-state-helper.cc.

References DoSwitchFromRx(), ns3::WifiTxVector::GetMode(), ns3::WifiTxVector::GetPreambleType(), ns3::Callback< R, T1, T2, T3, T4, T5, T6, T7, T8, T9 >::IsNull(), m_rxOkCallback, m_rxOkTrace, NotifyRxEndOk(), and NS_LOG_FUNCTION.

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void ns3::WifiPhyStateHelper::SwitchFromSleep ( Time duration )

Switch from sleep mode.

Parameters

duration the duration of CCA busy state

Definition at line 545 of file wifi-phy-state-helper.cc.

References IsStateSleep(), m_endCcaBusy, m_previousStateChangeTime, m_sleeping, m_startSleep, m_stateLogger, max, NotifyMaybeCcaBusyStart(), NotifyWakeup(), ns3::Simulator::Now(), NS_ASSERT, NS_LOG_FUNCTION, and ns3::WifiPhy::SLEEP.

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void ns3::WifiPhyStateHelper::SwitchMaybeToCcaBusy ( Time duration )

Switch to CCA busy.

Parameters

duration the duration of CCA busy state

Definition at line 485 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, GetState(), ns3::WifiPhy::IDLE, LogPreviousIdleAndCcaBusyStates(), m_endCcaBusy, m_startCcaBusy, max, NotifyMaybeCcaBusyStart(), ns3::Simulator::Now(), NS_LOG_FUNCTION, ns3::WifiPhy::RX, ns3::WifiPhy::SLEEP, ns3::WifiPhy::SWITCHING, and ns3::WifiPhy::TX.

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void ns3::WifiPhyStateHelper::SwitchToChannelSwitching ( Time switchingDuration )

Switch state to channel switching for the given duration.

Parameters

switchingDuration the duration of required to switch the channel

Definition at line 397 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, GetState(), ns3::WifiPhy::IDLE, IsStateSwitching(), LogPreviousIdleAndCcaBusyStates(), m_endCcaBusy, m_endRx, m_endSwitching, m_endTx, m_previousStateChangeTime, m_rxing, m_startCcaBusy, m_startRx, m_startSwitching, m_stateLogger, ns3::Max(), NotifySwitchingStart(), ns3::Simulator::Now(), NS_ASSERT, NS_FATAL_ERROR, NS_LOG_FUNCTION, ns3::WifiPhy::RX, ns3::WifiPhy::SLEEP, ns3::WifiPhy::SWITCHING, and ns3::WifiPhy::TX.

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void ns3::WifiPhyStateHelper::SwitchToRx ( Time rxDuration )

Switch state to RX for the given duration.

Parameters

rxDuration the duration of the RX

Definition at line 363 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, GetState(), ns3::WifiPhy::IDLE, IsStateCcaBusy(), IsStateIdle(), IsStateRx(), LogPreviousIdleAndCcaBusyStates(), m_endRx, m_endSwitching, m_endTx, m_previousStateChangeTime, m_rxing, m_startCcaBusy, m_startRx, m_stateLogger, ns3::Max(), NotifyRxStart(), ns3::Simulator::Now(), NS_ASSERT, NS_FATAL_ERROR, NS_LOG_FUNCTION, ns3::WifiPhy::RX, ns3::WifiPhy::SLEEP, ns3::WifiPhy::SWITCHING, and ns3::WifiPhy::TX.

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void ns3::WifiPhyStateHelper::SwitchToSleep ( void )

Switch to sleep mode.

Definition at line 514 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, GetState(), ns3::WifiPhy::IDLE, IsStateSleep(), LogPreviousIdleAndCcaBusyStates(), m_endRx, m_endSwitching, m_endTx, m_previousStateChangeTime, m_sleeping, m_startCcaBusy, m_startSleep, m_stateLogger, ns3::Max(), NotifySleep(), ns3::Simulator::Now(), NS_ASSERT, NS_FATAL_ERROR, NS_LOG_FUNCTION, ns3::WifiPhy::RX, ns3::WifiPhy::SLEEP, ns3::WifiPhy::SWITCHING, and ns3::WifiPhy::TX.

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void ns3::WifiPhyStateHelper::SwitchToTx	(	Time	txDuration,
		Ptr< const Packet >	packet,
		double	txPowerDbm,
		WifiTxVector	txVector
	)

Switch state to TX for the given duration.

Parameters

txDuration	the duration of the TX
packet	the packet
txPowerDbm	the nominal tx power in dBm
txVector	the tx vector of the packet

Definition at line 323 of file wifi-phy-state-helper.cc.

References ns3::WifiPhy::CCA_BUSY, ns3::WifiTxVector::GetMode(), ns3::WifiTxVector::GetPreambleType(), GetState(), ns3::WifiTxVector::GetTxPowerLevel(), ns3::WifiPhy::IDLE, LogPreviousIdleAndCcaBusyStates(), m_endRx, m_endSwitching, m_endTx, m_previousStateChangeTime, m_rxing, m_startCcaBusy, m_startRx, m_startTx, m_stateLogger, m_txTrace, ns3::Max(), NotifyTxStart(), ns3::Simulator::Now(), NS_FATAL_ERROR, NS_LOG_FUNCTION, ns3::WifiPhy::RX, ns3::WifiPhy::SLEEP, ns3::WifiPhy::SWITCHING, and ns3::WifiPhy::TX.

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void ns3::WifiPhyStateHelper::UnregisterListener ( WifiPhyListener * listener )

Remove WifiPhyListener from this WifiPhyStateHelper.

Parameters

listener

Definition at line 94 of file wifi-phy-state-helper.cc.

References m_listeners.

Member Data Documentation

Time ns3::WifiPhyStateHelper::m_endCcaBusy

private

endn CCA busy

Definition at line 304 of file wifi-phy-state-helper.h.

Referenced by GetDelayUntilIdle(), GetState(), LogPreviousIdleAndCcaBusyStates(), SwitchFromSleep(), SwitchMaybeToCcaBusy(), and SwitchToChannelSwitching().

Time ns3::WifiPhyStateHelper::m_endRx

private

end receive

Definition at line 303 of file wifi-phy-state-helper.h.

Referenced by GetDelayUntilIdle(), LogPreviousIdleAndCcaBusyStates(), SwitchFromRxAbort(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

Time ns3::WifiPhyStateHelper::m_endSwitching

private

end switching

Definition at line 305 of file wifi-phy-state-helper.h.

Referenced by GetDelayUntilIdle(), GetState(), LogPreviousIdleAndCcaBusyStates(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

Time ns3::WifiPhyStateHelper::m_endTx

private

end transmit

Definition at line 302 of file wifi-phy-state-helper.h.

Referenced by GetDelayUntilIdle(), GetState(), LogPreviousIdleAndCcaBusyStates(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

Listeners ns3::WifiPhyStateHelper::m_listeners

private

listeners

Definition at line 313 of file wifi-phy-state-helper.h.

Referenced by NotifyMaybeCcaBusyStart(), NotifyRxEndError(), NotifyRxEndOk(), NotifyRxStart(), NotifySleep(), NotifySwitchingStart(), NotifyTxStart(), NotifyWakeup(), RegisterListener(), and UnregisterListener().

Time ns3::WifiPhyStateHelper::m_previousStateChangeTime

private

previous state change time

Definition at line 311 of file wifi-phy-state-helper.h.

Referenced by DoSwitchFromRx(), GetStateDuration(), SwitchFromSleep(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

WifiPhy::RxErrorCallback ns3::WifiPhyStateHelper::m_rxErrorCallback

private

receive error callback

Definition at line 318 of file wifi-phy-state-helper.h.

Referenced by SetReceiveErrorCallback(), and SwitchFromRxEndError().

TracedCallback<Ptr<const Packet>, double> ns3::WifiPhyStateHelper::m_rxErrorTrace

private

receive error trace callback

Definition at line 315 of file wifi-phy-state-helper.h.

Referenced by GetTypeId(), and SwitchFromRxEndError().

bool ns3::WifiPhyStateHelper::m_rxing

private

receiving

Definition at line 300 of file wifi-phy-state-helper.h.

Referenced by DoSwitchFromRx(), GetState(), SwitchFromRxAbort(), SwitchToChannelSwitching(), SwitchToRx(), and SwitchToTx().

WifiPhy::RxOkCallback ns3::WifiPhyStateHelper::m_rxOkCallback

private

receive OK callback

Definition at line 317 of file wifi-phy-state-helper.h.

Referenced by SetReceiveOkCallback(), and SwitchFromRxEndOk().

TracedCallback<Ptr<const Packet>, double, WifiMode, WifiPreamble> ns3::WifiPhyStateHelper::m_rxOkTrace

private

receive OK trace callback

Definition at line 314 of file wifi-phy-state-helper.h.

Referenced by GetTypeId(), and SwitchFromRxEndOk().

bool ns3::WifiPhyStateHelper::m_sleeping

private

sleeping

Definition at line 301 of file wifi-phy-state-helper.h.

Referenced by GetState(), SwitchFromSleep(), and SwitchToSleep().

Time ns3::WifiPhyStateHelper::m_startCcaBusy

private

start CCA busy

Definition at line 308 of file wifi-phy-state-helper.h.

Referenced by LogPreviousIdleAndCcaBusyStates(), SwitchMaybeToCcaBusy(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

Time ns3::WifiPhyStateHelper::m_startRx

private

start receive

Definition at line 307 of file wifi-phy-state-helper.h.

Referenced by DoSwitchFromRx(), GetLastRxStartTime(), SwitchToChannelSwitching(), SwitchToRx(), and SwitchToTx().

Time ns3::WifiPhyStateHelper::m_startSleep

private

start sleep

Definition at line 310 of file wifi-phy-state-helper.h.

Referenced by SwitchFromSleep(), and SwitchToSleep().

Time ns3::WifiPhyStateHelper::m_startSwitching

private

start switching

Definition at line 309 of file wifi-phy-state-helper.h.

Referenced by SwitchToChannelSwitching().

Time ns3::WifiPhyStateHelper::m_startTx

private

start transmit

Definition at line 306 of file wifi-phy-state-helper.h.

Referenced by SwitchToTx().

TracedCallback<Time, Time, WifiPhy::State> ns3::WifiPhyStateHelper::m_stateLogger

private

The trace source fired when state is changed.

Definition at line 298 of file wifi-phy-state-helper.h.

Referenced by DoSwitchFromRx(), GetTypeId(), LogPreviousIdleAndCcaBusyStates(), SwitchFromSleep(), SwitchToChannelSwitching(), SwitchToRx(), SwitchToSleep(), and SwitchToTx().

TracedCallback<Ptr<const Packet>, WifiMode, WifiPreamble, uint8_t> ns3::WifiPhyStateHelper::m_txTrace

private

transmit trace callback

Definition at line 316 of file wifi-phy-state-helper.h.

Referenced by GetTypeId(), and SwitchToTx().

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

src/wifi/model/wifi-phy-state-helper.h
src/wifi/model/wifi-phy-state-helper.cc

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