maintain list of active neighbors More...

#include <aodv-neighbor.h>

Collaboration diagram for ns3::aodv::Neighbors:

Classes
struct	Neighbor
	Neighbor description. More...

Public Member Functions
	Neighbors (Time delay)
	c-tor
void	AddArpCache (Ptr< ArpCache >)
	Add ARP cache to be used to allow layer 2 notifications processing.
void	Clear ()
	Remove all entries.
void	DelArpCache (Ptr< ArpCache >)
	Don't use given ARP cache any more (interface is down)
Time	GetExpireTime (Ipv4Address addr)
	Return expire time for neighbor node with address addr, if exists, else return 0.
Callback< void, WifiMacHeader const & >	GetTxErrorCallback () const
	Get callback to ProcessTxError.
bool	IsNeighbor (Ipv4Address addr)
	Check that node with address addr is neighbor.
void	Purge ()
	Remove all expired entries.
void	ScheduleTimer ()
	Schedule m_ntimer.
void	Update (Ipv4Address addr, Time expire)
	Update expire time for entry with address addr, if it exists, else add new entry.
Handle link failure callback
void	SetCallback (Callback< void, Ipv4Address > cb)
Callback< void, Ipv4Address >	GetCallback () const

Private Member Functions
Mac48Address	LookupMacAddress (Ipv4Address)
	Find MAC address by IP using list of ARP caches.
void	ProcessTxError (WifiMacHeader const &)
	Process layer 2 TX error notification.

Private Attributes
std::vector< Ptr< ArpCache > >	m_arp
	list of ARP cached to be used for layer 2 notifications processing
Callback< void, Ipv4Address >	m_handleLinkFailure
	link failure callback
std::vector< Neighbor >	m_nb
	vector of entries
Timer	m_ntimer
	Timer for neighbor's list. Schedule Purge().
Callback< void, WifiMacHeader const & >	m_txErrorCallback
	TX error callback.

Detailed Description

maintain list of active neighbors

Definition at line 49 of file aodv-neighbor.h.

Constructor & Destructor Documentation

ns3::aodv::Neighbors::Neighbors ( Time delay )

c-tor

Definition at line 39 of file aodv-neighbor.cc.

References m_ntimer, m_txErrorCallback, ns3::MakeCallback(), ProcessTxError(), Purge(), ns3::Timer::SetDelay(), and ns3::Timer::SetFunction().

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Member Function Documentation

void ns3::aodv::Neighbors::AddArpCache ( Ptr< ArpCache > a )

Add ARP cache to be used to allow layer 2 notifications processing.

Definition at line 131 of file aodv-neighbor.cc.

References m_arp.

Referenced by ns3::aodv::RoutingProtocol::NotifyInterfaceUp().

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void ns3::aodv::Neighbors::Clear ( )

inline

Remove all entries.

Definition at line 79 of file aodv-neighbor.h.

References m_nb.

Referenced by ns3::aodv::RoutingProtocol::NotifyInterfaceDown(), and ns3::aodv::RoutingProtocol::NotifyRemoveAddress().

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void ns3::aodv::Neighbors::DelArpCache ( Ptr< ArpCache > a )

Don't use given ARP cache any more (interface is down)

Definition at line 137 of file aodv-neighbor.cc.

References m_arp.

Referenced by ns3::aodv::RoutingProtocol::NotifyInterfaceDown().

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Callback<void, Ipv4Address> ns3::aodv::Neighbors::GetCallback ( ) const

inline

Definition at line 91 of file aodv-neighbor.h.

References m_handleLinkFailure.

Time ns3::aodv::Neighbors::GetExpireTime ( Ipv4Address addr )

Return expire time for neighbor node with address addr, if exists, else return 0.

Definition at line 61 of file aodv-neighbor.cc.

References m_nb, ns3::Simulator::Now(), Purge(), and ns3::Seconds().

Referenced by ns3::aodv::NeighborTest::DoRun().

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Callback<void, WifiMacHeader const &> ns3::aodv::Neighbors::GetTxErrorCallback ( ) const

inline

Get callback to ProcessTxError.

Definition at line 86 of file aodv-neighbor.h.

References m_txErrorCallback.

Referenced by ns3::aodv::RoutingProtocol::NotifyInterfaceDown(), and ns3::aodv::RoutingProtocol::NotifyInterfaceUp().

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bool ns3::aodv::Neighbors::IsNeighbor ( Ipv4Address addr )

Check that node with address addr is neighbor.

Definition at line 48 of file aodv-neighbor.cc.

References m_nb, and Purge().

Referenced by ns3::aodv::NeighborTest::CheckTimeout1(), ns3::aodv::NeighborTest::CheckTimeout2(), ns3::aodv::NeighborTest::CheckTimeout3(), and ns3::aodv::NeighborTest::DoRun().

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Mac48Address ns3::aodv::Neighbors::LookupMacAddress ( Ipv4Address addr )

private

Find MAC address by IP using list of ARP caches.

Definition at line 143 of file aodv-neighbor.cc.

References ns3::Mac48Address::ConvertFrom(), ns3::ArpCache::Entry::GetMacAddress(), ns3::ArpCache::Entry::IsAlive(), ns3::ArpCache::Entry::IsExpired(), and m_arp.

Referenced by Update().

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void ns3::aodv::Neighbors::ProcessTxError ( WifiMacHeader const & hdr )

private

Process layer 2 TX error notification.

Definition at line 160 of file aodv-neighbor.cc.

References ns3::WifiMacHeader::GetAddr1(), m_nb, and Purge().

Referenced by Neighbors().

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void ns3::aodv::Neighbors::Purge ( )

Remove all expired entries.

Definition at line 101 of file aodv-neighbor.cc.

References ns3::Timer::Cancel(), ns3::Callback< R, T1, T2, T3, T4, T5, T6, T7, T8, T9 >::IsNull(), m_handleLinkFailure, m_nb, m_ntimer, NS_LOG_LOGIC, and ns3::Timer::Schedule().

Referenced by GetExpireTime(), IsNeighbor(), Neighbors(), ProcessTxError(), and Update().

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void ns3::aodv::Neighbors::ScheduleTimer ( )

Schedule m_ntimer.

Definition at line 124 of file aodv-neighbor.cc.

References ns3::Timer::Cancel(), m_ntimer, and ns3::Timer::Schedule().

Referenced by ns3::aodv::RoutingProtocol::Start().

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void ns3::aodv::Neighbors::SetCallback ( Callback< void, Ipv4Address > cb )

inline

Definition at line 90 of file aodv-neighbor.h.

References m_handleLinkFailure.

Referenced by ns3::aodv::NeighborTest::DoRun(), and ns3::aodv::RoutingProtocol::RoutingProtocol().

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void ns3::aodv::Neighbors::Update	(	Ipv4Address	addr,
		Time	expire
	)

Update expire time for entry with address addr, if it exists, else add new entry.

Definition at line 74 of file aodv-neighbor.cc.

References LookupMacAddress(), m_nb, ns3::Simulator::Now(), NS_LOG_LOGIC, and Purge().

Referenced by ns3::aodv::NeighborTest::DoRun(), ns3::aodv::RoutingProtocol::Forwarding(), ns3::aodv::RoutingProtocol::ProcessHello(), and ns3::aodv::RoutingProtocol::RouteInput().

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Member Data Documentation

std::vector<Ptr<ArpCache> > ns3::aodv::Neighbors::m_arp

private

list of ARP cached to be used for layer 2 notifications processing

Definition at line 103 of file aodv-neighbor.h.

Referenced by AddArpCache(), DelArpCache(), and LookupMacAddress().

Callback<void, Ipv4Address> ns3::aodv::Neighbors::m_handleLinkFailure

private

link failure callback

Definition at line 95 of file aodv-neighbor.h.

Referenced by GetCallback(), Purge(), and SetCallback().

std::vector<Neighbor> ns3::aodv::Neighbors::m_nb

private

vector of entries

Definition at line 101 of file aodv-neighbor.h.

Referenced by Clear(), GetExpireTime(), IsNeighbor(), ProcessTxError(), Purge(), and Update().

Timer ns3::aodv::Neighbors::m_ntimer

private

Timer for neighbor's list. Schedule Purge().

Definition at line 99 of file aodv-neighbor.h.

Referenced by Neighbors(), Purge(), and ScheduleTimer().

Callback<void, WifiMacHeader const &> ns3::aodv::Neighbors::m_txErrorCallback

private

TX error callback.

Definition at line 97 of file aodv-neighbor.h.

Referenced by GetTxErrorCallback(), and Neighbors().

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

src/aodv/model/aodv-neighbor.h
src/aodv/model/aodv-neighbor.cc

Classes

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation