#include "wimax-mac-queue.h"

Inheritance diagram for ns3::WimaxMacQueue:

Collaboration diagram for ns3::WimaxMacQueue:

Classes
struct	QueueElement

Public Member Functions
	WimaxMacQueue (void)

	WimaxMacQueue (uint32_t maxSize)

	~WimaxMacQueue (void)

bool	CheckForFragmentation (MacHeaderType::HeaderType packetType)
	Fragmentation utilities. More...

Ptr< Packet >	Dequeue (MacHeaderType::HeaderType packetType)
	Dequeue a packet of type packetType from the queue. More...

Ptr< Packet >	Dequeue (MacHeaderType::HeaderType packetType, uint32_t availableByte)
	Dequeue a fragment of size availableByte from the queue. More...

bool	Enqueue (Ptr< Packet > packet, const MacHeaderType &hdrType, const GenericMacHeader &hdr)
	Enqueue a packet. More...

uint32_t	GetFirstPacketHdrSize (MacHeaderType::HeaderType packetType)

uint32_t	GetFirstPacketPayloadSize (MacHeaderType::HeaderType packetType)

uint32_t	GetFirstPacketRequiredByte (MacHeaderType::HeaderType packetType)

uint32_t	GetMaxSize (void) const

uint32_t	GetNBytes (void) const

const WimaxMacQueue::PacketQueue &	GetPacketQueue (void) const

uint32_t	GetQueueLengthWithMACOverhead (void)

uint32_t	GetSize (void) const

bool	IsEmpty (void) const

bool	IsEmpty (MacHeaderType::HeaderType packetType) const

Ptr< Packet >	Peek (GenericMacHeader &hdr) const
	Same as Dequeue but does not pop from queue. More...

Ptr< Packet >	Peek (GenericMacHeader &hdr, Time &timeStamp) const

Ptr< Packet >	Peek (MacHeaderType::HeaderType packetType) const
	Two versions for SS without Generic MAC Header parameter, as SS's scheduler does not require to know the CID in Generic MAC Header. More...

Ptr< Packet >	Peek (MacHeaderType::HeaderType packetType, Time &timeStamp) const

void	SetFragmentation (MacHeaderType::HeaderType packetType)

void	SetFragmentNumber (MacHeaderType::HeaderType packetType)

void	SetFragmentOffset (MacHeaderType::HeaderType packetType, uint32_t offset)

void	SetMaxSize (uint32_t maxSize)
	set the maximum queue size 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
	Implement the GetInstanceTypeId method defined in ObjectBase. 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 ()
	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. 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)

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

Static Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter >
static void	Cleanup (void)
	Noop. More...

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

Private Types
typedef std::deque< QueueElement >	PacketQueue

Private Member Functions
WimaxMacQueue::QueueElement	Front (MacHeaderType::HeaderType packetType) const

void	Pop (MacHeaderType::HeaderType packetType)

Private Attributes
uint32_t	m_bytes

uint32_t	m_maxSize

uint32_t	m_nrDataPackets

uint32_t	m_nrRequestPackets

PacketQueue	m_queue

TracedCallback< Ptr< const Packet > >	m_traceDequeue

TracedCallback< Ptr< const Packet > >	m_traceDrop

TracedCallback< Ptr< const Packet > >	m_traceEnqueue

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

Config Paths

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

"/NodeList/[i]/DeviceList/[i]/$ns3::WimaxNetDevice/InitialRangingConnection/TxQueue"
"/NodeList/[i]/DeviceList/[i]/$ns3::WimaxNetDevice/BroadcastConnection/TxQueue"
"/NodeList/[i]/DeviceList/[i]/$ns3::WimaxNetDevice/$ns3::SubscriberStationNetDevice/BasicConnection/TxQueue"
"/NodeList/[i]/DeviceList/[i]/$ns3::WimaxNetDevice/$ns3::SubscriberStationNetDevice/PrimaryConnection/TxQueue"
"/NodeList/[i]/DeviceList/[i]/$ns3::SubscriberStationNetDevice/BasicConnection/TxQueue"
"/NodeList/[i]/DeviceList/[i]/$ns3::SubscriberStationNetDevice/PrimaryConnection/TxQueue"

Attributes

MaxSize: Maximum size
- Set with class: ns3::UintegerValue
- Underlying type: uint32_t 0:4294967295
- Initial value: 1024
- Flags: construct write read

TraceSources

Enqueue: Enqueue trace
Callback signature: ns3::Packet::TracedCallback
Dequeue: Dequeue trace
Callback signature: ns3::Packet::TracedCallback
Drop: Drop trace
Callback signature: ns3::Packet::TracedCallback

Size of this type is 176 bytes (on a 64-bit architecture).

Definition at line 37 of file wimax-mac-queue.h.

Member Typedef Documentation

typedef std::deque<QueueElement> ns3::WimaxMacQueue::PacketQueue

private

Definition at line 161 of file wimax-mac-queue.h.

Constructor & Destructor Documentation

ns3::WimaxMacQueue::WimaxMacQueue ( void )

Definition at line 106 of file wimax-mac-queue.cc.

ns3::WimaxMacQueue::WimaxMacQueue ( uint32_t maxSize )

Definition at line 114 of file wimax-mac-queue.cc.

ns3::WimaxMacQueue::~WimaxMacQueue ( void )

Definition at line 122 of file wimax-mac-queue.cc.

Member Function Documentation

bool ns3::WimaxMacQueue::CheckForFragmentation ( MacHeaderType::HeaderType packetType )

Fragmentation utilities.

Definition at line 496 of file wimax-mac-queue.cc.

References ns3::MacHeaderType::GetType(), ns3::WimaxMacQueue::QueueElement::m_fragmentation, ns3::WimaxMacQueue::QueueElement::m_hdrType, m_queue, and NS_LOG_INFO.

Referenced by GetFirstPacketHdrSize(), GetFirstPacketPayloadSize(), and GetQueueLengthWithMACOverhead().

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Ptr< Packet > ns3::WimaxMacQueue::Dequeue ( MacHeaderType::HeaderType packetType )

Dequeue a packet of type packetType from the queue.

Parameters

packetType the type of the packet

Returns: the first packet in the queue

Definition at line 168 of file wimax-mac-queue.cc.

References ns3::Packet::AddHeader(), ns3::Packet::CreateFragment(), Front(), ns3::GenericMacHeader::GetSerializedSize(), ns3::FragmentationSubheader::GetSerializedSize(), ns3::WimaxMacQueue::QueueElement::GetSize(), ns3::Packet::GetSize(), ns3::MacHeaderType::GetType(), ns3::GenericMacHeader::GetType(), ns3::MacHeaderType::HEADER_TYPE_GENERIC, IsEmpty(), m_bytes, ns3::WimaxMacQueue::QueueElement::m_fragmentation, ns3::WimaxMacQueue::QueueElement::m_fragmentNumber, ns3::WimaxMacQueue::QueueElement::m_fragmentOffset, ns3::WimaxMacQueue::QueueElement::m_hdr, ns3::WimaxMacQueue::QueueElement::m_hdrType, m_nrDataPackets, m_nrRequestPackets, ns3::WimaxMacQueue::QueueElement::m_packet, m_traceDequeue, NS_ASSERT_MSG, NS_LOG_INFO, Pop(), ns3::FragmentationSubheader::SetFc(), ns3::FragmentationSubheader::SetFsn(), ns3::GenericMacHeader::SetLen(), and ns3::GenericMacHeader::SetType().

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Ptr< Packet > ns3::WimaxMacQueue::Dequeue	(	MacHeaderType::HeaderType	packetType,
		uint32_t	availableByte
	)

Dequeue a fragment of size availableByte from the queue.

Parameters

packetType	the type of the packet
availableByte	the size of the fragment

Returns: the first packet in the queue if its size is lower than availableByte, the first availableByte of the first packet otherwise

Definition at line 261 of file wimax-mac-queue.cc.

References ns3::Packet::Copy(), ns3::Packet::CreateFragment(), Front(), ns3::MacHeaderType::GetSerializedSize(), ns3::GenericMacHeader::GetSerializedSize(), ns3::FragmentationSubheader::GetSerializedSize(), ns3::Packet::GetSize(), ns3::MacHeaderType::GetType(), ns3::GenericMacHeader::GetType(), ns3::MacHeaderType::HEADER_TYPE_GENERIC, IsEmpty(), m_bytes, ns3::WimaxMacQueue::QueueElement::m_fragmentation, ns3::WimaxMacQueue::QueueElement::m_fragmentNumber, ns3::WimaxMacQueue::QueueElement::m_fragmentOffset, ns3::WimaxMacQueue::QueueElement::m_hdr, ns3::WimaxMacQueue::QueueElement::m_hdrType, ns3::WimaxMacQueue::QueueElement::m_packet, m_traceDequeue, NS_LOG_INFO, ns3::FragmentationSubheader::SetFc(), SetFragmentation(), SetFragmentNumber(), SetFragmentOffset(), ns3::FragmentationSubheader::SetFsn(), ns3::GenericMacHeader::SetLen(), and ns3::GenericMacHeader::SetType().

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bool ns3::WimaxMacQueue::Enqueue	(	Ptr< Packet >	packet,
		const MacHeaderType &	hdrType,
		const GenericMacHeader &	hdr
	)

Enqueue a packet.

Parameters

packet	the packet to enqueue
hdrType	the mac header type of the packet
hdr	the header of the packet

Definition at line 139 of file wimax-mac-queue.cc.

References ns3::WimaxMacQueue::QueueElement::GetSize(), ns3::MacHeaderType::GetType(), ns3::MacHeaderType::HEADER_TYPE_GENERIC, m_bytes, m_maxSize, m_nrDataPackets, m_nrRequestPackets, m_queue, m_traceDrop, m_traceEnqueue, and ns3::Simulator::Now().

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WimaxMacQueue::QueueElement ns3::WimaxMacQueue::Front ( MacHeaderType::HeaderType packetType ) const

private

Definition at line 434 of file wimax-mac-queue.cc.

References ns3::MacHeaderType::GetType(), ns3::WimaxMacQueue::QueueElement::m_hdrType, and m_queue.

Referenced by Dequeue(), and Peek().

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uint32_t ns3::WimaxMacQueue::GetFirstPacketHdrSize ( MacHeaderType::HeaderType packetType )

Definition at line 519 of file wimax-mac-queue.cc.

References CheckForFragmentation(), ns3::MacHeaderType::GetSerializedSize(), ns3::GenericMacHeader::GetSerializedSize(), ns3::MacHeaderType::GetType(), ns3::MacHeaderType::HEADER_TYPE_GENERIC, ns3::WimaxMacQueue::QueueElement::m_hdr, ns3::WimaxMacQueue::QueueElement::m_hdrType, m_queue, and NS_LOG_INFO.

Referenced by GetFirstPacketRequiredByte().

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uint32_t ns3::WimaxMacQueue::GetFirstPacketPayloadSize ( MacHeaderType::HeaderType packetType )

Definition at line 558 of file wimax-mac-queue.cc.

References CheckForFragmentation(), ns3::Packet::GetSize(), ns3::MacHeaderType::GetType(), ns3::WimaxMacQueue::QueueElement::m_fragmentOffset, ns3::WimaxMacQueue::QueueElement::m_hdrType, ns3::WimaxMacQueue::QueueElement::m_packet, m_queue, and NS_LOG_INFO.

Referenced by GetFirstPacketRequiredByte().

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uint32_t ns3::WimaxMacQueue::GetFirstPacketRequiredByte ( MacHeaderType::HeaderType packetType )

Definition at line 589 of file wimax-mac-queue.cc.

References GetFirstPacketHdrSize(), GetFirstPacketPayloadSize(), and NS_LOG_INFO.

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uint32_t ns3::WimaxMacQueue::GetMaxSize ( void ) const

Returns: the maximum queue size

Definition at line 133 of file wimax-mac-queue.cc.

References m_maxSize.

Referenced by GetTypeId().

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uint32_t ns3::WimaxMacQueue::GetNBytes ( void ) const

Definition at line 415 of file wimax-mac-queue.cc.

References m_bytes.

Referenced by GetQueueLengthWithMACOverhead().

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const WimaxMacQueue::PacketQueue & ns3::WimaxMacQueue::GetPacketQueue ( void ) const

Definition at line 490 of file wimax-mac-queue.cc.

References m_queue.

uint32_t ns3::WimaxMacQueue::GetQueueLengthWithMACOverhead ( void )

Definition at line 420 of file wimax-mac-queue.cc.

References CheckForFragmentation(), GetNBytes(), GetSize(), and ns3::MacHeaderType::HEADER_TYPE_GENERIC.

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uint32_t ns3::WimaxMacQueue::GetSize ( void ) const

Definition at line 409 of file wimax-mac-queue.cc.

References m_queue.

Referenced by GetQueueLengthWithMACOverhead().

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TypeId ns3::WimaxMacQueue::GetTypeId ( void )

static

Definition at line 78 of file wimax-mac-queue.cc.

References GetMaxSize(), m_traceDequeue, m_traceDrop, m_traceEnqueue, ns3::MakeTraceSourceAccessor(), ns3::MakeUintegerAccessor(), SetMaxSize(), and ns3::TypeId::SetParent().

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bool ns3::WimaxMacQueue::IsEmpty ( void ) const

Definition at line 469 of file wimax-mac-queue.cc.

References m_queue.

Referenced by Dequeue(), and Peek().

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bool ns3::WimaxMacQueue::IsEmpty ( MacHeaderType::HeaderType packetType ) const

Definition at line 475 of file wimax-mac-queue.cc.

References ns3::MacHeaderType::HEADER_TYPE_GENERIC, m_nrDataPackets, and m_nrRequestPackets.

Ptr< Packet > ns3::WimaxMacQueue::Peek ( GenericMacHeader & hdr ) const

Same as Dequeue but does not pop from queue.

Exclusive for BS. Two versions of Peek function (with Generic MAC Header as parameter) only for BS, as BS's scheduler needs to know the CID in Generic MAC Header.

Definition at line 330 of file wimax-mac-queue.cc.

References ns3::Packet::AddHeader(), ns3::Packet::Copy(), IsEmpty(), ns3::WimaxMacQueue::QueueElement::m_hdr, ns3::WimaxMacQueue::QueueElement::m_packet, and m_queue.

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