The IEEE 802.11be EHT Capabilities. More...

#include "eht-capabilities.h"

Inheritance diagram for ns3::EhtCapabilities:

Collaboration diagram for ns3::EhtCapabilities:

Public Member Functions
	EhtCapabilities ()
	Constructor. More...

	EhtCapabilities (bool is2_4Ghz, const std::optional< HeCapabilities > &heCapabilities)
	Constructor. More...

WifiInformationElementId	ElementId () const override
	Get the wifi information element ID. More...

WifiInformationElementId	ElementIdExt () const override
	Get the wifi information element ID extension. More...

uint8_t	GetHighestSupportedRxMcs (EhtMcsAndNssSet::EhtMcsMapType mapType)
	Get the highest supported RX MCS for a given EHT-MCS map type. More...

uint8_t	GetHighestSupportedTxMcs (EhtMcsAndNssSet::EhtMcsMapType mapType)
	Get the highest supported TX MCS for a given EHT-MCS map type. More...

uint32_t	GetMaxAmpduLength () const
	Return the maximum A-MPDU length. More...

uint16_t	GetMaxMpduLength () const
	Get the maximum MPDU length. More...

void	Print (std::ostream &os) const override
	Generate human-readable form of IE. More...

void	SetMaxAmpduLength (uint32_t maxAmpduLength)
	Set the maximum A-MPDU length. More...

void	SetMaxMpduLength (uint16_t length)
	Set the maximum MPDU length. More...

void	SetPpeThresholds (uint8_t nssPe, uint8_t ruIndexBitmask, const std::vector< std::pair< uint8_t, uint8_t >> &ppeThresholds)
	Set the EHT PPE threshold info subfield. More...

void	SetSupportedRxEhtMcsAndNss (EhtMcsAndNssSet::EhtMcsMapType mapType, uint8_t upperMcs, uint8_t maxNss)
	Set a subfield of the Supported EHT-MCS And NSS Set. More...

void	SetSupportedTxEhtMcsAndNss (EhtMcsAndNssSet::EhtMcsMapType mapType, uint8_t upperMcs, uint8_t maxNss)
	Set a subfield of the Supported EHT-MCS And NSS Set. More...

Public Member Functions inherited from ns3::WifiInformationElement
virtual	~WifiInformationElement ()

Buffer::Iterator	Deserialize (Buffer::Iterator i)
	Deserialize entire IE (which may possibly be fragmented into multiple elements), which must be present. More...

Buffer::Iterator	DeserializeIfPresent (Buffer::Iterator i)
	Deserialize entire IE (which may possibly be fragmented into multiple elements) if it is present. More...

uint16_t	GetSerializedSize () const
	Get the size of the serialized IE including Element ID and length fields (for every element this IE is possibly fragmented into). More...

virtual bool	operator== (const WifiInformationElement &a) const
	Compare two IEs for equality by ID & Length, and then through memcmp of serialised version. More...

Buffer::Iterator	Serialize (Buffer::Iterator i) const
	Serialize entire IE including Element ID and length fields. More...

Public Member Functions inherited from ns3::SimpleRefCount< WifiInformationElement >
	SimpleRefCount ()
	Default constructor. More...

	SimpleRefCount (const SimpleRefCount &o[[maybe_unused]])
	Copy constructor. More...

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

SimpleRefCount &	operator= (const SimpleRefCount &o[[maybe_unused]])
	Assignment operator. More...

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

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

Public Attributes
EhtMacCapabilities	m_macCapabilities
	EHT MAC Capabilities Info subfield. More...

EhtPhyCapabilities	m_phyCapabilities
	EHT PHY Capabilities Info subfield. More...

EhtPpeThresholds	m_ppeThresholds
	EHT PPE Threshold Info subfield. More...

EhtMcsAndNssSet	m_supportedEhtMcsAndNssSet
	Supported EHT-MCS And NSS Set subfield. More...

Private Member Functions
uint16_t	DeserializeInformationField (Buffer::Iterator start, uint16_t length) override
	Deserialize information (i.e., the body of the IE, not including the Element ID and length octets) More...

uint16_t	GetInformationFieldSize () const override
	Length of serialized information (i.e., the length of the body of the IE, not including the Element ID and length octets. More...

void	SerializeInformationField (Buffer::Iterator start) const override
	Serialize information (i.e., the body of the IE, not including the Element ID and length octets) More...

Private Attributes
std::optional< HeCapabilities >	m_heCapabilities
	HE capabilities contained in the same management frame if present. More...

bool	m_is2_4Ghz
	flag indicating whether PHY is operating in 2.4 GHz based on other IEs contained in the same management frame More...

Detailed Description

The IEEE 802.11be EHT Capabilities.

Definition at line 247 of file eht-capabilities.h.

Constructor & Destructor Documentation

◆ EhtCapabilities() [1/2]

ns3::EhtCapabilities::EhtCapabilities ( )

Constructor.

Definition at line 394 of file eht-capabilities.cc.

◆ EhtCapabilities() [2/2]

ns3::EhtCapabilities::EhtCapabilities	(	bool	is2_4Ghz,
		const std::optional< HeCapabilities > &	heCapabilities
	)

Constructor.

Parameters

is2_4Ghz	indicating whether PHY is operating in 2.4 GHz based on previously serialized IEs
heCapabilities	the optional HE capabilities contained in the same management frame

Definition at line 404 of file eht-capabilities.cc.

Member Function Documentation

◆ DeserializeInformationField()

uint16_t ns3::EhtCapabilities::DeserializeInformationField	(	Buffer::Iterator	start,
		uint16_t	length
	)

overrideprivatevirtual

Deserialize information (i.e., the body of the IE, not including the Element ID and length octets)

Parameters

start	an iterator which points to where the information should be written.
length	the expected number of bytes to read

Returns: the number of bytes read

Implements ns3::WifiInformationElement.

Definition at line 706 of file eht-capabilities.cc.

References ns3::EhtMacCapabilities::Deserialize(), ns3::EhtPhyCapabilities::Deserialize(), ns3::EhtPpeThresholds::Deserialize(), ns3::EhtMcsAndNssSet::Deserialize(), m_heCapabilities, m_is2_4Ghz, m_macCapabilities, m_phyCapabilities, m_ppeThresholds, m_supportedEhtMcsAndNssSet, ns3::Buffer::Iterator::Next(), NS_ASSERT, ns3::EhtPhyCapabilities::ppeThresholdsPresent, two-ray-to-three-gpp-ch-calibration::start, and ns3::EhtPhyCapabilities::support320MhzIn6Ghz.

Here is the call graph for this function:

◆ ElementId()

WifiInformationElementId ns3::EhtCapabilities::ElementId ( ) const

overridevirtual

Get the wifi information element ID.

Returns: the wifi information element ID

Implements ns3::WifiInformationElement.

Definition at line 415 of file eht-capabilities.cc.

References IE_EXTENSION.

◆ ElementIdExt()

WifiInformationElementId ns3::EhtCapabilities::ElementIdExt ( ) const

overridevirtual

Get the wifi information element ID extension.

Returns: the wifi information element ID extension

Reimplemented from ns3::WifiInformationElement.

Definition at line 421 of file eht-capabilities.cc.

References IE_EXT_EHT_CAPABILITIES.

◆ GetHighestSupportedRxMcs()

uint8_t ns3::EhtCapabilities::GetHighestSupportedRxMcs ( EhtMcsAndNssSet::EhtMcsMapType mapType )

Get the highest supported RX MCS for a given EHT-MCS map type.

Parameters

mapType the EHT-MCS map type

Returns: the highest supported RX MCS for the given EHT-MCS map type

Definition at line 608 of file eht-capabilities.cc.

References ns3::EhtMcsAndNssSet::EHT_MCS_MAP_TYPE_20_MHZ_ONLY, m_supportedEhtMcsAndNssSet, NS_ASSERT, NS_ASSERT_MSG, and ns3::EhtMcsAndNssSet::supportedEhtMcsAndNssSet.

Referenced by ns3::WifiRemoteStationManager::AddStationEhtCapabilities(), and WifiEhtCapabilitiesIeTest::DoRun().

Here is the caller graph for this function:

◆ GetHighestSupportedTxMcs()

uint8_t ns3::EhtCapabilities::GetHighestSupportedTxMcs ( EhtMcsAndNssSet::EhtMcsMapType mapType )

Get the highest supported TX MCS for a given EHT-MCS map type.

Parameters

mapType the EHT-MCS map type

Returns: the highest supported TX MCS for the given EHT-MCS map type

Definition at line 643 of file eht-capabilities.cc.

References ns3::EhtMcsAndNssSet::EHT_MCS_MAP_TYPE_20_MHZ_ONLY, m_supportedEhtMcsAndNssSet, NS_ASSERT, NS_ASSERT_MSG, and ns3::EhtMcsAndNssSet::supportedEhtMcsAndNssSet.

Referenced by WifiEhtCapabilitiesIeTest::DoRun().

Here is the caller graph for this function:

◆ GetInformationFieldSize()

uint16_t ns3::EhtCapabilities::GetInformationFieldSize ( ) const

overrideprivatevirtual

Length of serialized information (i.e., the length of the body of the IE, not including the Element ID and length octets.

This is the value that will appear in the second octet of the entire IE - the length field - if the IE is not fragmented)

Returns: the length of serialized information

Implements ns3::WifiInformationElement.

Definition at line 433 of file eht-capabilities.cc.

References ns3::EhtMacCapabilities::GetSize(), ns3::EhtPhyCapabilities::GetSize(), ns3::EhtMcsAndNssSet::GetSize(), ns3::EhtPpeThresholds::GetSize(), m_macCapabilities, m_phyCapabilities, m_ppeThresholds, m_supportedEhtMcsAndNssSet, and ns3::EhtPhyCapabilities::ppeThresholdsPresent.

Here is the call graph for this function:

◆ GetMaxAmpduLength()

uint32_t ns3::EhtCapabilities::GetMaxAmpduLength ( ) const

Return the maximum A-MPDU length.

Returns: the maximum A-MPDU length

Definition at line 496 of file eht-capabilities.cc.

References m_macCapabilities, and ns3::EhtMacCapabilities::maxAmpduLengthExponentExtension.

◆ GetMaxMpduLength()

uint16_t ns3::EhtCapabilities::GetMaxMpduLength ( ) const

Get the maximum MPDU length.

Returns: the maximum MPDU length in bytes

Definition at line 465 of file eht-capabilities.cc.

References m_macCapabilities, ns3::EhtMacCapabilities::maxMpduLength, and NS_ABORT_MSG.

◆ Print()

void ns3::EhtCapabilities::Print ( std::ostream & os ) const

overridevirtual

Generate human-readable form of IE.

Parameters

os	output stream

Reimplemented from ns3::WifiInformationElement.

Definition at line 427 of file eht-capabilities.cc.

◆ SerializeInformationField()

void ns3::EhtCapabilities::SerializeInformationField ( Buffer::Iterator start ) const

overrideprivatevirtual

Serialize information (i.e., the body of the IE, not including the Element ID and length octets)

Parameters

start an iterator which points to where the information should be written.

Implements ns3::WifiInformationElement.

Definition at line 694 of file eht-capabilities.cc.

References m_macCapabilities, m_phyCapabilities, m_ppeThresholds, m_supportedEhtMcsAndNssSet, ns3::EhtPhyCapabilities::ppeThresholdsPresent, ns3::EhtMacCapabilities::Serialize(), ns3::EhtPhyCapabilities::Serialize(), ns3::EhtMcsAndNssSet::Serialize(), ns3::EhtPpeThresholds::Serialize(), and two-ray-to-three-gpp-ch-calibration::start.

Here is the call graph for this function:

◆ SetMaxAmpduLength()

void ns3::EhtCapabilities::SetMaxAmpduLength ( uint32_t maxAmpduLength )

Set the maximum A-MPDU length.

Parameters

maxAmpduLength 2^(23 + x) - 1, x in the range 0 to 1

Definition at line 482 of file eht-capabilities.cc.

References m_macCapabilities, ns3::EhtMacCapabilities::maxAmpduLengthExponentExtension, and NS_ABORT_MSG.

Referenced by AmpduAggregationTest::DoSetup(), WifiEhtCapabilitiesIeTest::GetEhtCapabilities(), and ns3::WifiMac::GetEhtCapabilities().

Here is the caller graph for this function:

◆ SetMaxMpduLength()

void ns3::EhtCapabilities::SetMaxMpduLength ( uint16_t length )

Set the maximum MPDU length.

Parameters

length the maximum MPDU length (3895, 7991 or 11454)

Definition at line 446 of file eht-capabilities.cc.

References m_macCapabilities, ns3::EhtMacCapabilities::maxMpduLength, and NS_ABORT_MSG.

Referenced by AmpduAggregationTest::DoSetup(), WifiEhtCapabilitiesIeTest::GetEhtCapabilities(), and ns3::WifiMac::GetEhtCapabilities().

Here is the caller graph for this function:

◆ SetPpeThresholds()

void ns3::EhtCapabilities::SetPpeThresholds	(	uint8_t	nssPe,
		uint8_t	ruIndexBitmask,
		const std::vector< std::pair< uint8_t, uint8_t >> &	ppeThresholds
	)