Class for the container used by WifiMacQueue. More...

#include "wifi-mac-queue-container.h"

Collaboration diagram for ns3::WifiMacQueueContainer:

Public Types
using	const_iterator = ContainerQueue::const_iterator
	const iterator over elements in a container queue

using	ContainerQueue = std::list< WifiMacQueueElem >
	Type of a queue held by the container.

using	iterator = ContainerQueue::iterator
	iterator over elements in a container queue

Public Member Functions
void	clear ()
	Erase all elements from the container.

iterator	erase (const_iterator pos)
	Erase the specified elements from the container.

std::pair< iterator, iterator >	ExtractAllExpiredMpdus () const
	Transfer non-inflight MPDUs with expired lifetime in all the container queues to the container queue storing MPDUs with expired lifetime.

std::pair< iterator, iterator >	ExtractExpiredMpdus (const WifiContainerQueueId &queueId) const
	Transfer non-inflight MPDUs with expired lifetime in the container queue identified by the given QueueId to the container queue storing MPDUs with expired lifetime.

std::pair< iterator, iterator >	GetAllExpiredMpdus () const
	Get the range [first, last) of iterators pointing to all the MPDUs queued in the container queue storing MPDUs with expired lifetime.

Ptr< WifiMpdu >	GetItem (const const_iterator it) const
	Return the WifiMpdu included in the element pointed to by the given iterator.

uint32_t	GetNBytes (const WifiContainerQueueId &queueId) const
	Get the total size of the MPDUs stored in the queue identified by the given QueueId.

const ContainerQueue &	GetQueue (const WifiContainerQueueId &queueId) const
	Get a const reference to the container queue identified by the given QueueId.

iterator	insert (const_iterator pos, Ptr< WifiMpdu > item)
	Insert the given item at the specified location in the container.

Static Public Member Functions
static WifiContainerQueueId	GetQueueId (Ptr< const WifiMpdu > mpdu)
	Return the QueueId identifying the container queue in which the given MPDU is (or is to be) enqueued.

Private Member Functions
std::pair< iterator, iterator >	DoExtractExpiredMpdus (ContainerQueue &queue) const
	Transfer non-inflight MPDUs with expired lifetime in the given container queue to the container queue storing MPDUs with expired lifetime.

Private Attributes
ContainerQueue	m_expiredQueue
	queue storing MPDUs with expired lifetime

std::unordered_map< WifiContainerQueueId, uint32_t >	m_nBytesPerQueue
	size in bytes of the container queues

std::unordered_map< WifiContainerQueueId, ContainerQueue >	m_queues
	the container queues

Detailed Description

Class for the container used by WifiMacQueue.

This container holds multiple container queues organized in an hash table whose keys are WifiContainerQueueId tuples identifying the container queues.

Definition at line 113 of file wifi-mac-queue-container.h.

Member Typedef Documentation

◆ const_iterator

using ns3::WifiMacQueueContainer::const_iterator = ContainerQueue::const_iterator

const iterator over elements in a container queue

Definition at line 121 of file wifi-mac-queue-container.h.

◆ ContainerQueue

using ns3::WifiMacQueueContainer::ContainerQueue = std::list<WifiMacQueueElem>

Type of a queue held by the container.

Definition at line 117 of file wifi-mac-queue-container.h.

◆ iterator

using ns3::WifiMacQueueContainer::iterator = ContainerQueue::iterator

iterator over elements in a container queue

Definition at line 119 of file wifi-mac-queue-container.h.

Member Function Documentation

◆ clear()

void ns3::WifiMacQueueContainer::clear ( )

Erase all elements from the container.

Definition at line 34 of file wifi-mac-queue-container.cc.

References m_expiredQueue, m_nBytesPerQueue, and m_queues.

◆ DoExtractExpiredMpdus()

std::pair< WifiMacQueueContainer::iterator, WifiMacQueueContainer::iterator > ns3::WifiMacQueueContainer::DoExtractExpiredMpdus ( ContainerQueue & queue ) const

private

Transfer non-inflight MPDUs with expired lifetime in the given container queue to the container queue storing MPDUs with expired lifetime.

Parameters

queue the given container queue

Returns: the range [first, last) of iterators pointing to the MPDUs transferred to the container queue storing MPDUs with expired lifetime

Definition at line 125 of file wifi-mac-queue-container.cc.

References ns3::AC_UNDEF, GetQueueId(), m_expiredQueue, m_nBytesPerQueue, ns3::Simulator::Now(), and NS_ASSERT.

Referenced by ExtractAllExpiredMpdus(), and ExtractExpiredMpdus().

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◆ erase()

WifiMacQueueContainer::iterator ns3::WifiMacQueueContainer::erase ( const_iterator pos )

Erase the specified elements from the container.

Parameters

pos	iterator to the element to remove

Returns: iterator following the removed element

Definition at line 57 of file wifi-mac-queue-container.cc.

References GetQueueId(), m_expiredQueue, m_nBytesPerQueue, m_queues, and NS_ASSERT.

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◆ ExtractAllExpiredMpdus()

std::pair< WifiMacQueueContainer::iterator, WifiMacQueueContainer::iterator > ns3::WifiMacQueueContainer::ExtractAllExpiredMpdus ( ) const

Transfer non-inflight MPDUs with expired lifetime in all the container queues to the container queue storing MPDUs with expired lifetime.

Returns: the range [first, last) of iterators pointing to the MPDUs transferred to the container queue storing MPDUs with expired lifetime

Definition at line 178 of file wifi-mac-queue-container.cc.

References DoExtractExpiredMpdus(), m_expiredQueue, and m_queues.

Referenced by WifiExtractExpiredMpdusTest::DoRun(), and ns3::WifiMacQueue::ExtractAllExpiredMpdus().

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◆ ExtractExpiredMpdus()

std::pair< WifiMacQueueContainer::iterator, WifiMacQueueContainer::iterator > ns3::WifiMacQueueContainer::ExtractExpiredMpdus ( const WifiContainerQueueId & queueId ) const

Transfer non-inflight MPDUs with expired lifetime in the container queue identified by the given QueueId to the container queue storing MPDUs with expired lifetime.

Parameters

queueId the QueueId identifying the container queue

Returns: the range [first, last) of iterators pointing to the MPDUs transferred to the container queue storing MPDUs with expired lifetime

Definition at line 119 of file wifi-mac-queue-container.cc.

References DoExtractExpiredMpdus(), and m_queues.

Referenced by WifiExtractExpiredMpdusTest::DoRun(), and ns3::WifiMacQueue::ExtractExpiredMpdus().

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◆ GetAllExpiredMpdus()

std::pair< WifiMacQueueContainer::iterator, WifiMacQueueContainer::iterator > ns3::WifiMacQueueContainer::GetAllExpiredMpdus ( ) const

Get the range [first, last) of iterators pointing to all the MPDUs queued in the container queue storing MPDUs with expired lifetime.

Returns: the range [first, last) of iterators pointing to all the MPDUs queued in the container queue storing MPDUs with expired lifetime

Definition at line 197 of file wifi-mac-queue-container.cc.

References m_expiredQueue.

Referenced by ns3::WifiMacQueue::WipeAllExpiredMpdus().

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◆ GetItem()

Ptr< WifiMpdu > ns3::WifiMacQueueContainer::GetItem ( const const_iterator it ) const

Return the WifiMpdu included in the element pointed to by the given iterator.

Parameters

it	the given iterator

Returns: the item included in the element pointed to by the given iterator

Definition at line 74 of file wifi-mac-queue-container.cc.

◆ GetNBytes()

uint32_t ns3::WifiMacQueueContainer::GetNBytes ( const WifiContainerQueueId & queueId ) const

Get the total size of the MPDUs stored in the queue identified by the given QueueId.

Parameters

queueId the given queue ID

Returns: true if the given queue does not exist in the container or is empty, false otherwise

Definition at line 109 of file wifi-mac-queue-container.cc.

References m_nBytesPerQueue, and m_queues.

Referenced by ns3::WifiMacQueue::GetNBytes().

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◆ GetQueue()

const WifiMacQueueContainer::ContainerQueue & ns3::WifiMacQueueContainer::GetQueue ( const WifiContainerQueueId & queueId ) const

Get a const reference to the container queue identified by the given QueueId.

The container queue is created if it does not exist.

Parameters

queueId the given QueueId

Returns: a const reference to the container queue identified by the given QueueId

Definition at line 103 of file wifi-mac-queue-container.cc.

References m_queues.

Referenced by WifiExtractExpiredMpdusTest::DoRun(), WifiExtractExpiredMpdusTest::Enqueue(), ns3::WifiMacQueue::GetNPackets(), ns3::WifiMacQueue::Insert(), ns3::WifiMacQueue::Peek(), ns3::WifiMacQueue::PeekByQueueId(), and ns3::WifiMacQueue::PeekFirstAvailable().

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◆ GetQueueId()

WifiContainerQueueId ns3::WifiMacQueueContainer::GetQueueId ( Ptr< const WifiMpdu > mpdu )

static

Return the QueueId identifying the container queue in which the given MPDU is (or is to be) enqueued.

Note that the given MPDU must not contain a control frame.

Parameters

mpdu	the given MPDU

Returns: the QueueId identifying the container queue in which the given MPDU is (or is to be) enqueued

Definition at line 80 of file wifi-mac-queue-container.cc.

References ns3::WifiMacHeader::GetAddr1(), ns3::WifiMacHeader::GetAddr2(), ns3::WifiMacHeader::GetQosTid(), ns3::WifiMacHeader::IsCtl(), ns3::Mac48Address::IsGroup(), ns3::WifiMacHeader::IsMgt(), ns3::WifiMacHeader::IsQosData(), ns3::WIFI_BROADCAST, ns3::WIFI_CTL_QUEUE, ns3::WIFI_DATA_QUEUE, ns3::WIFI_MGT_QUEUE, ns3::WIFI_QOSDATA_QUEUE, and ns3::WIFI_UNICAST.

Referenced by ns3::WifiMacQueue::DoEnqueue(), DoExtractExpiredMpdus(), ns3::FcfsWifiQueueScheduler::DoNotifyDequeue(), ns3::FcfsWifiQueueScheduler::DoNotifyEnqueue(), ns3::FcfsWifiQueueScheduler::DoNotifyRemove(), WifiExtractExpiredMpdusTest::Enqueue(), ns3::WifiMacQueue::Enqueue(), erase(), ns3::WifiMacQueueSchedulerImpl< Priority, Compare >::InitQueueInfo(), insert(), ns3::WifiMacQueue::Insert(), ns3::WifiMacQueueSchedulerImpl< Priority, Compare >::NotifyDequeue(), ns3::WifiMacQueueSchedulerImpl< Priority, Compare >::NotifyRemove(), ns3::WifiMacQueue::PeekByQueueId(), and ns3::WifiMacQueue::PeekFirstAvailable().

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◆ insert()

WifiMacQueueContainer::iterator ns3::WifiMacQueueContainer::insert	(	const_iterator	pos,
		Ptr< WifiMpdu >	item
	)

Insert the given item at the specified location in the container.

Parameters

pos	iterator before which the item will be inserted
item	the item to insert in the container

Returns: iterator pointing to the inserted item

Definition at line 42 of file wifi-mac-queue-container.cc.

References GetQueueId(), m_nBytesPerQueue, m_queues, NS_ABORT_MSG_IF, and NS_ABORT_MSG_UNLESS.

Referenced by WifiExtractExpiredMpdusTest::Enqueue().

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Member Data Documentation

◆ m_expiredQueue

ContainerQueue ns3::WifiMacQueueContainer::m_expiredQueue

mutableprivate

queue storing MPDUs with expired lifetime

Definition at line 220 of file wifi-mac-queue-container.h.

Referenced by clear(), DoExtractExpiredMpdus(), erase(), ExtractAllExpiredMpdus(), and GetAllExpiredMpdus().

◆ m_nBytesPerQueue

std::unordered_map<WifiContainerQueueId, uint32_t> ns3::WifiMacQueueContainer::m_nBytesPerQueue

mutableprivate

size in bytes of the container queues

Definition at line 222 of file wifi-mac-queue-container.h.

Referenced by clear(), DoExtractExpiredMpdus(), erase(), GetNBytes(), and insert().

◆ m_queues

std::unordered_map<WifiContainerQueueId, ContainerQueue> ns3::WifiMacQueueContainer::m_queues

mutableprivate

the container queues

Definition at line 219 of file wifi-mac-queue-container.h.

Referenced by clear(), erase(), ExtractAllExpiredMpdus(), ExtractExpiredMpdus(), GetNBytes(), GetQueue(), and insert().

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

src/wifi/model/wifi-mac-queue-container.h
src/wifi/model/wifi-mac-queue-container.cc

Public Types

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

◆ const_iterator

◆ ContainerQueue

◆ iterator

Member Function Documentation

◆ clear()

◆ DoExtractExpiredMpdus()

◆ erase()

◆ ExtractAllExpiredMpdus()

◆ ExtractExpiredMpdus()

◆ GetAllExpiredMpdus()

◆ GetItem()

◆ GetNBytes()

◆ GetQueue()

◆ GetQueueId()

◆ insert()

Member Data Documentation

◆ m_expiredQueue

◆ m_nBytesPerQueue

◆ m_queues