ns-3
ns3::Ipv6Extension Class Reference

IPv6 Extension base If you want to implement a new IPv6 extension, all you have to do is implement a subclass of this class and add it to an Ipv6ExtensionDemux. More...

#include <ipv6-extension.h>

Inheritance diagram for ns3::Ipv6Extension:
Collaboration diagram for ns3::Ipv6Extension:

List of all members.

Public Member Functions

virtual ~Ipv6Extension ()
 Destructor.
void SetNode (Ptr< Node > node)
 Set the node.
Ptr< NodeGetNode () const
 Get the node.
virtual uint8_t GetExtensionNumber () const =0
 Get the extension number.
virtual uint8_t Process (Ptr< Packet > &packet, uint8_t offset, Ipv6Header const &ipv6Header, Ipv6Address dst, uint8_t *nextHeader, bool &isDropped)=0
 Process method Called from Ipv6L3Protocol::Receive.
virtual uint8_t ProcessOptions (Ptr< Packet > &packet, uint8_t offset, uint8_t length, Ipv6Header const &ipv6Header, Ipv6Address dst, uint8_t *nextHeader, bool &isDropped)
 Process options Called by implementing classes to process the options.
- Public Member Functions inherited from ns3::Object
virtual TypeId GetInstanceTypeId (void) const
template<typename T >
Ptr< T > GetObject (void) const
template<typename T >
Ptr< T > GetObject (TypeId tid) const
void Dispose (void)
void AggregateObject (Ptr< Object > other)
AggregateIterator GetAggregateIterator (void) const
void Start (void)
- Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter >
 SimpleRefCount (const SimpleRefCount &o)
SimpleRefCountoperator= (const SimpleRefCount &o)
void Ref (void) const
void Unref (void) const
uint32_t GetReferenceCount (void) const
- Public Member Functions inherited from ns3::ObjectBase
void SetAttribute (std::string name, const AttributeValue &value)
bool SetAttributeFailSafe (std::string name, const AttributeValue &value)
void GetAttribute (std::string name, AttributeValue &value) const
bool GetAttributeFailSafe (std::string name, AttributeValue &attribute) const
bool TraceConnect (std::string name, std::string context, const CallbackBase &cb)
bool TraceConnectWithoutContext (std::string name, const CallbackBase &cb)
bool TraceDisconnect (std::string name, std::string context, const CallbackBase &cb)
bool TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb)

Static Public Member Functions

static TypeId GetTypeId ()
 Get the type identificator.

Protected Attributes

TracedCallback< Ptr< const
Packet > > 
m_dropTrace
 Drop trace callback.

Additional Inherited Members

- Protected Member Functions inherited from ns3::Object
virtual void NotifyNewAggregate (void)
virtual void DoStart (void)
virtual void DoDispose (void)
 Object (const Object &o)

Detailed Description

IPv6 Extension base If you want to implement a new IPv6 extension, all you have to do is implement a subclass of this class and add it to an Ipv6ExtensionDemux.


Member Function Documentation

virtual uint8_t ns3::Ipv6Extension::GetExtensionNumber ( ) const
pure virtual
Ptr< Node > ns3::Ipv6Extension::GetNode ( void  ) const
TypeId ns3::Ipv6Extension::GetTypeId ( void  )
static

Get the type identificator.

This method returns the TypeId associated to ns3::Ipv6Extension.

Returns:
type identificator

Attributes defined for this type:

TraceSources defined for this type:

  • Drop: Drop ipv6 packet

Reimplemented from ns3::Object.

Reimplemented in ns3::Ipv6ExtensionAH, ns3::Ipv6ExtensionESP, ns3::Ipv6ExtensionLooseRouting, ns3::Ipv6ExtensionRouting, ns3::Ipv6ExtensionFragment, ns3::Ipv6ExtensionDestination, and ns3::Ipv6ExtensionHopByHop.

References GetExtensionNumber(), m_dropTrace, ns3::MakeTraceSourceAccessor(), and ns3::TypeId::SetParent().

virtual uint8_t ns3::Ipv6Extension::Process ( Ptr< Packet > &  packet,
uint8_t  offset,
Ipv6Header const &  ipv6Header,
Ipv6Address  dst,
uint8_t *  nextHeader,
bool &  isDropped 
)
pure virtual

Process method Called from Ipv6L3Protocol::Receive.

Parameters:
packetthe packet
offsetthe offset of the extension to process
ipv6Headerthe IPv6 header of packet received
dstdestination address of the packet received (i.e. us)
nextHeaderthe next header
isDroppedif the packet must be dropped
Returns:
the size processed

Implemented in ns3::Ipv6ExtensionAH, ns3::Ipv6ExtensionESP, ns3::Ipv6ExtensionLooseRouting, ns3::Ipv6ExtensionRouting, ns3::Ipv6ExtensionFragment, ns3::Ipv6ExtensionDestination, and ns3::Ipv6ExtensionHopByHop.

uint8_t ns3::Ipv6Extension::ProcessOptions ( Ptr< Packet > &  packet,
uint8_t  offset,
uint8_t  length,
Ipv6Header const &  ipv6Header,
Ipv6Address  dst,
uint8_t *  nextHeader,
bool &  isDropped 
)
virtual

Process options Called by implementing classes to process the options.

Parameters:
packetthe packet
offsetthe offset of the first option to process
lengththe total length of all options (as specified in the extension header)
ipv6Headerthe IPv6 header of packet received
dstdestination address of the packet received (i.e. us)
nextHeaderthe next header
isDroppedif the packet must be dropped
Returns:
the size processed

References ns3::Packet::AddHeader(), ns3::Packet::Copy(), ns3::Packet::CopyData(), ns3::Ipv6Header::GetDestinationAddress(), GetNode(), ns3::Object::GetObject(), ns3::Packet::GetSize(), ns3::Ipv6Header::GetSourceAddress(), ns3::Ipv6Address::IsMulticast(), m_dropTrace, NS_LOG_FUNCTION, NS_LOG_LOGIC, and ns3::Packet::RemoveAtStart().

Referenced by ns3::Ipv6ExtensionHopByHop::Process(), and ns3::Ipv6ExtensionDestination::Process().

void ns3::Ipv6Extension::SetNode ( Ptr< Node node)

Set the node.

Parameters:
nodethe node to set

References NS_LOG_FUNCTION.


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