A base encapsulator implementation which does not support encapsulation, fragmentation or packing. More...

#include "satellite-base-encapsulator.h"

Inheritance diagram for ns3::SatBaseEncapsulator:

Collaboration diagram for ns3::SatBaseEncapsulator:

Public Types
typedef Callback< void, Ptr< Packet >, Mac48Address, Mac48Address >	ReceiveCallback
	Callback to send packet to lower layer. More...

typedef Callback< bool, Ptr< SatControlMessage >, const Address & >	SendCtrlCallback
	Control msg sending callback. More...

Public Member Functions
	SatBaseEncapsulator ()
	Default constructor not used. More...

	SatBaseEncapsulator (Mac48Address encapAddress, Mac48Address decapAddress, Mac48Address sourceE2EAddress, Mac48Address destE2EAddress, uint8_t flowId, uint32_t additionalHeaderSize=0)
	Constructor. More...

virtual	~SatBaseEncapsulator ()
	Destructor for SatBaseEncapsulator. More...

virtual void	DoDispose ()
	Dispose of this class instance. More...

virtual void	EnquePdu (Ptr< Packet > p, Mac48Address dest)
	Enqueue a packet to txBuffer. More...

virtual Time	GetHolDelay () const
	Get Head-of-Line packet buffering delay. More...

virtual uint32_t	GetMinTxOpportunityInBytes () const
	Get minimum Tx opportunity in bytes, which takes the assumed header sizes into account. More...

Ptr< SatQueue >	GetQueue ()
	Get the queue instance. More...

virtual uint32_t	GetTxBufferSizeInBytes () const
	Get the buffered packets for this encapsulator. More...

virtual Ptr< Packet >	NotifyTxOpportunity (uint32_t bytes, uint32_t &bytesLeft, uint32_t &nextMinTxO)
	Notify a Tx opportunity to this base encapsulator. More...

virtual void	ReceiveAck (Ptr< SatArqAckMessage > ack)
	Receive a control message (ARQ ACK) More...

virtual void	ReceivePdu (Ptr< Packet > p)
	Receive a packet. More...

void	SetCtrlMsgCallback (SatBaseEncapsulator::SendCtrlCallback cb)

void	SetQueue (Ptr< SatQueue > queue)
	Set the used queue from outside. More...

void	SetReceiveCallback (ReceiveCallback cb)
	Method to set receive callback. More...

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

Protected Attributes
uint32_t	m_additionalHeaderSize
	Additional value in to take into account when pulling packets to represent E2E tags. More...

SendCtrlCallback	m_ctrlCallback
	Callback to send control messages. More...

Mac48Address	m_decapAddress

Mac48Address	m_destE2EAddress

Mac48Address	m_encapAddress
	Source and destination mac addresses. More...

uint8_t	m_flowId
	Flow identifier. More...

ReceiveCallback	m_rxCallback
	Receive callback. More...

Mac48Address	m_sourceE2EAddress

Ptr< SatQueue >	m_txQueue
	Used queue in satellite encapsulator. More...

Detailed Description

A base encapsulator implementation which does not support encapsulation, fragmentation or packing.

Base encapsulator is used for flows which do not need encapsulation or fragmentation, such as lower layer control flows. Base encapsulator basically just stores packets in SatQueue and sends them as they are.

Return Link Encapsulator (RLE) and Generic Stream Encapsulator (GSE), as well as their ARQ supportive versions, are inherited from this base class.

Definition at line 52 of file satellite-base-encapsulator.h.

Member Typedef Documentation

◆ ReceiveCallback

typedef Callback<void, Ptr<Packet>, Mac48Address, Mac48Address> ns3::SatBaseEncapsulator::ReceiveCallback

Callback to send packet to lower layer.

Parameters

Ptr<Packet>	the packet received
Mac48Address	Source MAC address
Mac48Address	Destination MAC address

Definition at line 99 of file satellite-base-encapsulator.h.

◆ SendCtrlCallback

typedef Callback<bool, Ptr<SatControlMessage>, const Address&> ns3::SatBaseEncapsulator::SendCtrlCallback

Control msg sending callback.

Parameters

msg	the message send
address	Packet destination address

Returns: bool

Definition at line 107 of file satellite-base-encapsulator.h.

Constructor & Destructor Documentation

◆ SatBaseEncapsulator() [1/2]

ns3::SatBaseEncapsulator::SatBaseEncapsulator ( )

Default constructor not used.

Default constructor is not meant to be used!

Definition at line 37 of file satellite-base-encapsulator.cc.

◆ SatBaseEncapsulator() [2/2]

ns3::SatBaseEncapsulator::SatBaseEncapsulator	(	Mac48Address	encapAddress,
		Mac48Address	decapAddress,
		Mac48Address	sourceE2EAddress,
		Mac48Address	destE2EAddress,
		uint8_t	flowId,
		uint32_t	additionalHeaderSize = `0`
	)

Constructor.

Parameters

encapAddress	MAC addressd of encapsulator
decapAddress	MAC addressd of decapsulator
sourceE2EAddress	E2E source MAC addressd of packets (used to set SatAddressE2ETag)
destE2EAddress	E2E destination MAC addressd of packets (used to set SatAddressE2ETag)
flowId	Flow identifier
additionalHeaderSize	Additional value in to take into account when pulling packets to represent E2E tags

Definition at line 50 of file satellite-base-encapsulator.cc.

◆ ~SatBaseEncapsulator()

ns3::SatBaseEncapsulator::~SatBaseEncapsulator ( )

virtual

Destructor for SatBaseEncapsulator.

Definition at line 66 of file satellite-base-encapsulator.cc.

References m_rxCallback, and m_txQueue.

Member Function Documentation

◆ DoDispose()

void ns3::SatBaseEncapsulator::DoDispose ( void )

virtual

Dispose of this class instance.

Reimplemented in ns3::SatReturnLinkEncapsulator, ns3::SatReturnLinkEncapsulatorArq, ns3::SatGenericStreamEncapsulator, and ns3::SatGenericStreamEncapsulatorArq.

Definition at line 81 of file satellite-base-encapsulator.cc.

References m_ctrlCallback, m_rxCallback, and m_txQueue.

Referenced by ns3::SatGenericStreamEncapsulator::DoDispose(), and ns3::SatReturnLinkEncapsulator::DoDispose().

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◆ EnquePdu()

void ns3::SatBaseEncapsulator::EnquePdu	(	Ptr< Packet >	p,
		Mac48Address	dest
	)

virtual

Enqueue a packet to txBuffer.

Parameters

p	To be buffered packet
dest	Target MAC address

Reimplemented in ns3::SatReturnLinkEncapsulator, and ns3::SatGenericStreamEncapsulator.

Definition at line 93 of file satellite-base-encapsulator.cc.

References m_encapAddress, m_flowId, m_txQueue, ns3::SatMacTag::SetDestAddress(), ns3::SatFlowIdTag::SetFlowId(), and ns3::SatMacTag::SetSourceAddress().

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◆ GetHolDelay()

Time ns3::SatBaseEncapsulator::GetHolDelay ( ) const

virtual

Get Head-of-Line packet buffering delay.

Returns: Time HoL buffering delay

Definition at line 215 of file satellite-base-encapsulator.cc.

References ns3::SatTimeTag::GetSenderTimestamp(), and m_txQueue.

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◆ GetMinTxOpportunityInBytes()

uint32_t ns3::SatBaseEncapsulator::GetMinTxOpportunityInBytes ( ) const

virtual

Get minimum Tx opportunity in bytes, which takes the assumed header sizes into account.

Returns: uint32_t minimum tx opportunity

Reimplemented in ns3::SatReturnLinkEncapsulator, and ns3::SatGenericStreamEncapsulator.

Definition at line 267 of file satellite-base-encapsulator.cc.

References m_txQueue.

◆ GetQueue()

Ptr< SatQueue > ns3::SatBaseEncapsulator::GetQueue ( )

Get the queue instance.

Returns: queue

Definition at line 259 of file satellite-base-encapsulator.cc.

References m_txQueue.

◆ GetTxBufferSizeInBytes()

uint32_t ns3::SatBaseEncapsulator::GetTxBufferSizeInBytes ( ) const

virtual

Get the buffered packets for this encapsulator.

Returns: uint32_t buffered bytes

Reimplemented in ns3::SatReturnLinkEncapsulatorArq, and ns3::SatGenericStreamEncapsulatorArq.

Definition at line 207 of file satellite-base-encapsulator.cc.

References m_txQueue.

Referenced by ns3::SatGenericStreamEncapsulator::NotifyTxOpportunity(), and ns3::SatReturnLinkEncapsulator::NotifyTxOpportunity().

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◆ GetTypeId()

TypeId ns3::SatBaseEncapsulator::GetTypeId ( void )

static

Get the type ID.

Returns: the object TypeId

Definition at line 74 of file satellite-base-encapsulator.cc.

◆ NotifyTxOpportunity()

Ptr< Packet > ns3::SatBaseEncapsulator::NotifyTxOpportunity	(	uint32_t	bytes,
		uint32_t &	bytesLeft,
		uint32_t &	nextMinTxO
	)

virtual

Notify a Tx opportunity to this base encapsulator.

Note, that this class does not do encapsulator nor do not support fragmentation.

Parameters

bytes	Notified Tx opportunity bytes from lower layer
bytesLeft	Bytes left after this TxOpportunity in txBuffer
&nextMinTxO	Minimum TxO after this TxO

Returns: An raw control PDU

Reimplemented in ns3::SatReturnLinkEncapsulator, ns3::SatReturnLinkEncapsulatorArq, ns3::SatGenericStreamEncapsulator, and ns3::SatGenericStreamEncapsulatorArq.

Definition at line 126 of file satellite-base-encapsulator.cc.

References m_flowId, and m_txQueue.

◆ ReceiveAck()

void ns3::SatBaseEncapsulator::ReceiveAck ( Ptr< SatArqAckMessage > ack )

virtual

Receive a control message (ARQ ACK)

Parameters

ack	Control message received (e.g. ARQ ACK)

The base encapsulator should not be used at receiving control packets at all! This functionality is implemented in the inherited classes.

Reimplemented in ns3::SatReturnLinkEncapsulator, ns3::SatReturnLinkEncapsulatorArq, and ns3::SatGenericStreamEncapsulatorArq.

Definition at line 195 of file satellite-base-encapsulator.cc.

◆ ReceivePdu()

void ns3::SatBaseEncapsulator::ReceivePdu ( Ptr< Packet > p )

virtual

Receive a packet.

Note, that base encapsulator does not support packet reception, since it assumes that packet receptions are terminated already at lower layers.

Parameters

p	packet pointer received from lower layer

The base encapsulator should not be used at receiving data packets at all! This functionality is implemented in the inherited classes.

Reimplemented in ns3::SatReturnLinkEncapsulator, ns3::SatReturnLinkEncapsulatorArq, ns3::SatGenericStreamEncapsulator, and ns3::SatGenericStreamEncapsulatorArq.

Definition at line 177 of file satellite-base-encapsulator.cc.

References m_decapAddress, m_encapAddress, m_flowId, and m_rxCallback.

◆ SetCtrlMsgCallback()

void ns3::SatBaseEncapsulator::SetCtrlMsgCallback ( SatBaseEncapsulator::SendCtrlCallback cb )

Parameters

cb	callback to send control messages.

Definition at line 243 of file satellite-base-encapsulator.cc.

References m_ctrlCallback.

◆ SetQueue()

void ns3::SatBaseEncapsulator::SetQueue ( Ptr< SatQueue > queue )

Set the used queue from outside.

Parameters

queue Transmission queue

Definition at line 251 of file satellite-base-encapsulator.cc.

References m_txQueue.

◆ SetReceiveCallback()

void ns3::SatBaseEncapsulator::SetReceiveCallback ( ReceiveCallback cb )

Method to set receive callback.

Parameters

cb	callback to invoke whenever a packet has been received and must be forwarded to the higher layers.

Definition at line 235 of file satellite-base-encapsulator.cc.

References m_rxCallback.

Member Data Documentation

◆ m_additionalHeaderSize

uint32_t ns3::SatBaseEncapsulator::m_additionalHeaderSize

protected

Additional value in to take into account when pulling packets to represent E2E tags.

Definition at line 210 of file satellite-base-encapsulator.h.

Referenced by ns3::SatGenericStreamEncapsulator::NotifyTxOpportunity(), and ns3::SatReturnLinkEncapsulator::NotifyTxOpportunity().

◆ m_ctrlCallback

SendCtrlCallback ns3::SatBaseEncapsulator::m_ctrlCallback

protected

Callback to send control messages.

Definition at line 220 of file satellite-base-encapsulator.h.

Referenced by DoDispose(), ns3::SatGenericStreamEncapsulatorArq::SendAck(), ns3::SatReturnLinkEncapsulatorArq::SendAck(), and SetCtrlMsgCallback().

◆ m_decapAddress

Mac48Address ns3::SatBaseEncapsulator::m_decapAddress

protected

Definition at line 193 of file satellite-base-encapsulator.h.

Referenced by ns3::SatReturnLinkEncapsulator::EnquePdu(), ns3::SatGenericStreamEncapsulatorArq::NotifyTxOpportunity(), ns3::SatGenericStreamEncapsulator::NotifyTxOpportunity(), ns3::SatReturnLinkEncapsulatorArq::NotifyTxOpportunity(), ns3::SatReturnLinkEncapsulator::NotifyTxOpportunity(), ns3::SatGenericStreamEncapsulator::ProcessPdu(), ns3::SatReturnLinkEncapsulator::ProcessPdu(), ReceivePdu(), ns3::SatGenericStreamEncapsulatorArq::ReceivePdu(), ns3::SatGenericStreamEncapsulator::ReceivePdu(), ns3::SatReturnLinkEncapsulatorArq::ReceivePdu(), ns3::SatReturnLinkEncapsulator::ReceivePdu(), ns3::SatGenericStreamEncapsulatorArq::SendAck(), and ns3::SatReturnLinkEncapsulatorArq::SendAck().

◆ m_destE2EAddress

Mac48Address ns3::SatBaseEncapsulator::m_destE2EAddress

protected

Definition at line 195 of file satellite-base-encapsulator.h.

Referenced by ns3::SatGenericStreamEncapsulatorArq::NotifyTxOpportunity(), ns3::SatGenericStreamEncapsulator::NotifyTxOpportunity(), ns3::SatReturnLinkEncapsulatorArq::NotifyTxOpportunity(), and ns3::SatReturnLinkEncapsulator::NotifyTxOpportunity().

◆ m_encapAddress

Mac48Address ns3::SatBaseEncapsulator::m_encapAddress

protected

Source and destination mac addresses.

Used to tag the Frame PDU so that lower layers are capable of passing the packet to the correct destination.

Definition at line 192 of file satellite-base-encapsulator.h.

◆ m_flowId

uint8_t ns3::SatBaseEncapsulator::m_flowId

protected

Flow identifier.

Definition at line 200 of file satellite-base-encapsulator.h.

Referenced by EnquePdu(), NotifyTxOpportunity(), ns3::SatGenericStreamEncapsulatorArq::NotifyTxOpportunity(), ns3::SatGenericStreamEncapsulator::NotifyTxOpportunity(), ns3::SatReturnLinkEncapsulatorArq::NotifyTxOpportunity(), ns3::SatReturnLinkEncapsulator::NotifyTxOpportunity(), ReceivePdu(), ns3::SatGenericStreamEncapsulatorArq::SendAck(), and ns3::SatReturnLinkEncapsulatorArq::SendAck().

◆ m_rxCallback

ReceiveCallback ns3::SatBaseEncapsulator::m_rxCallback

protected

Receive callback.

Definition at line 215 of file satellite-base-encapsulator.h.

Referenced by ~SatBaseEncapsulator(), DoDispose(), ns3::SatGenericStreamEncapsulator::ProcessPdu(), ns3::SatReturnLinkEncapsulator::ProcessPdu(), ReceivePdu(), and SetReceiveCallback().

◆ m_sourceE2EAddress

Mac48Address ns3::SatBaseEncapsulator::m_sourceE2EAddress

protected

Definition at line 194 of file satellite-base-encapsulator.h.

Referenced by ns3::SatGenericStreamEncapsulatorArq::NotifyTxOpportunity(), ns3::SatGenericStreamEncapsulator::NotifyTxOpportunity(), ns3::SatReturnLinkEncapsulatorArq::NotifyTxOpportunity(), and ns3::SatReturnLinkEncapsulator::NotifyTxOpportunity().

◆ m_txQueue

Ptr<SatQueue> ns3::SatBaseEncapsulator::m_txQueue

protected

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

/builds/sns3/satellite/satellite/model/satellite-base-encapsulator.h
/builds/sns3/satellite/satellite/model/satellite-base-encapsulator.cc

Public Types

Public Member Functions

Static Public Member Functions

Protected Attributes

Detailed Description

Member Typedef Documentation

◆ ReceiveCallback

◆ SendCtrlCallback

Constructor & Destructor Documentation

◆ SatBaseEncapsulator() [1/2]

◆ SatBaseEncapsulator() [2/2]

◆ ~SatBaseEncapsulator()

Member Function Documentation

◆ DoDispose()

◆ EnquePdu()

◆ GetHolDelay()

◆ GetMinTxOpportunityInBytes()

◆ GetQueue()

◆ GetTxBufferSizeInBytes()

◆ GetTypeId()

◆ NotifyTxOpportunity()

◆ ReceiveAck()

◆ ReceivePdu()

◆ SetCtrlMsgCallback()

◆ SetQueue()

◆ SetReceiveCallback()

Member Data Documentation

◆ m_additionalHeaderSize

◆ m_ctrlCallback

◆ m_decapAddress

◆ m_destE2EAddress

◆ m_encapAddress

◆ m_flowId

◆ m_rxCallback

◆ m_sourceE2EAddress

◆ m_txQueue