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ns3::Ipv6ExtensionFragment Class Reference

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#include <ipv6-extension.h>

+ Inheritance diagram for ns3::Ipv6ExtensionFragment:
+ Collaboration diagram for ns3::Ipv6ExtensionFragment:

Classes

class  Fragments
 A Set of Fragment. More...
 

Public Member Functions

 Ipv6ExtensionFragment ()
 Constructor. More...
 
 ~Ipv6ExtensionFragment ()
 Destructor. More...
 
virtual uint8_t GetExtensionNumber () const
 Get the extension number. More...
 
void GetFragments (Ptr< Packet > packet, uint32_t fragmentSize, std::list< Ptr< Packet > > &listFragments)
 Fragment a packet. More...
 
virtual uint8_t Process (Ptr< Packet > &packet, uint8_t offset, Ipv6Header const &ipv6Header, Ipv6Address dst, uint8_t *nextHeader, bool &isDropped)
 Process method Called from Ipv6L3Protocol::Receive. More...
 
- Public Member Functions inherited from ns3::Ipv6Extension
 Ipv6Extension ()
 Constructor. More...
 
virtual ~Ipv6Extension ()
 Destructor. More...
 
int64_t AssignStreams (int64_t stream)
 Assign a fixed random variable stream number to the random variables used by this model. More...
 
Ptr< NodeGetNode () const
 Get the node. More...
 
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. More...
 
void SetNode (Ptr< Node > node)
 Set the node. More...
 
- Public Member Functions inherited from ns3::Object
 Object ()
 
virtual ~Object ()
 
void AggregateObject (Ptr< Object > other)
 
void Dispose (void)
 Run the DoDispose methods of this object and all the objects aggregated to it. More...
 
AggregateIterator GetAggregateIterator (void) const
 
virtual TypeId GetInstanceTypeId (void) const
 
template<typename T >
Ptr< T > GetObject (void) const
 
template<typename T >
Ptr< T > GetObject (TypeId tid) const
 
void Initialize (void)
 This method calls the virtual DoInitialize method on all the objects aggregated to this object. 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...
 
SimpleRefCountoperator= (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
 
bool GetAttributeFailSafe (std::string name, AttributeValue &attribute) const
 
void SetAttribute (std::string name, const AttributeValue &value)
 
bool SetAttributeFailSafe (std::string name, const AttributeValue &value)
 
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. More...
 
- Static Public Member Functions inherited from ns3::Ipv6Extension
static TypeId GetTypeId ()
 Get the type identificator. More...
 
- 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...
 

Static Public Attributes

static const uint8_t EXT_NUMBER = 44
 Fragmentation extension number. More...
 

Protected Member Functions

virtual void DoDispose ()
 Dispose this object. More...
 
- Protected Member Functions inherited from ns3::Object
 Object (const Object &o)
 
virtual void DoInitialize (void)
 This method is called only once by Object::Initialize. More...
 
virtual void NotifyNewAggregate (void)
 This method is invoked whenever two sets of objects are aggregated together. More...
 
- Protected Member Functions inherited from ns3::ObjectBase
void ConstructSelf (const AttributeConstructionList &attributes)
 
virtual void NotifyConstructionCompleted (void)
 This method is invoked once all member attributes have been initialized. More...
 

Private Types

typedef std::map< std::pair
< Ipv6Address, uint32_t >, Ptr
< Fragments > > 
MapFragments_t
 Container for the packet fragments. More...
 

Private Member Functions

void CancelTimeout ()
 Cancel the timeout event. More...
 
Ptr< PacketGetPartialPacket () const
 Get the packet parts so far received. More...
 
void HandleFragmentsTimeout (std::pair< Ipv6Address, uint32_t > key, Ipv6Header &ipHeader)
 Process the timeout for packet fragments. More...
 
void SetTimeoutEventId (EventId event)
 Set the Timeout EventId. More...
 

Private Attributes

MapFragments_t m_fragments
 The hash of fragmented packets. More...
 

Additional Inherited Members

- Protected Attributes inherited from ns3::Ipv6Extension
TracedCallback< Ptr< const
Packet > > 
m_dropTrace
 Drop trace callback. More...
 
Ptr< UniformRandomVariablem_uvar
 Provides uniform random variables. More...
 

Detailed Description

Doxygen introspection did not find any typical Config paths.

IPv6 Extension Fragment.


No Attributes are defined for this type.
No TraceSources are defined for this type.

TraceSources defined in parent class ns3::Ipv6Extension

  • Drop: Drop IPv6 packet

Definition at line 241 of file ipv6-extension.h.

Member Typedef Documentation

typedef std::map<std::pair<Ipv6Address, uint32_t>, Ptr<Fragments> > ns3::Ipv6ExtensionFragment::MapFragments_t
private

Container for the packet fragments.

Definition at line 406 of file ipv6-extension.h.

Constructor & Destructor Documentation

ns3::Ipv6ExtensionFragment::Ipv6ExtensionFragment ( )

Constructor.

Definition at line 304 of file ipv6-extension.cc.

References NS_LOG_FUNCTION_NOARGS.

ns3::Ipv6ExtensionFragment::~Ipv6ExtensionFragment ( )

Destructor.

Definition at line 309 of file ipv6-extension.cc.

References NS_LOG_FUNCTION_NOARGS.

Member Function Documentation

void ns3::Ipv6ExtensionFragment::CancelTimeout ( )
private

Cancel the timeout event.

void ns3::Ipv6ExtensionFragment::DoDispose ( void  )
protectedvirtual

Dispose this object.

Reimplemented from ns3::Object.

Definition at line 314 of file ipv6-extension.cc.

References ns3::Object::DoDispose(), m_fragments, and NS_LOG_FUNCTION_NOARGS.

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uint8_t ns3::Ipv6ExtensionFragment::GetExtensionNumber ( ) const
virtual

Get the extension number.

Returns
extension number

Implements ns3::Ipv6Extension.

Definition at line 327 of file ipv6-extension.cc.

References EXT_NUMBER, and NS_LOG_FUNCTION_NOARGS.

void ns3::Ipv6ExtensionFragment::GetFragments ( Ptr< Packet packet,
uint32_t  fragmentSize,
std::list< Ptr< Packet > > &  listFragments 
)
Ptr<Packet> ns3::Ipv6ExtensionFragment::GetPartialPacket ( ) const
private

Get the packet parts so far received.

Returns
the partial packet
TypeId ns3::Ipv6ExtensionFragment::GetTypeId ( void  )
static

Get the type identificator.

Returns
type identificator

Definition at line 295 of file ipv6-extension.cc.

References ns3::TypeId::SetParent().

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void ns3::Ipv6ExtensionFragment::HandleFragmentsTimeout ( std::pair< Ipv6Address, uint32_t >  key,
Ipv6Header ipHeader 
)
private

Process the timeout for packet fragments.

Parameters
keyrepresenting the packet fragments
ipHeaderthe IP header of the original packet

Definition at line 575 of file ipv6-extension.cc.

References ns3::Packet::AddHeader(), ns3::Ipv6Extension::GetNode(), ns3::Object::GetObject(), ns3::Packet::GetSize(), ns3::Ipv6Header::GetSourceAddress(), ns3::Icmpv6Header::ICMPV6_FRAGTIME, ns3::Ipv6Extension::m_dropTrace, m_fragments, and NS_ASSERT_MSG.

Referenced by Process().

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uint8_t ns3::Ipv6ExtensionFragment::Process ( Ptr< Packet > &  packet,
uint8_t  offset,
Ipv6Header const &  ipv6Header,
Ipv6Address  dst,
uint8_t *  nextHeader,
bool &  isDropped 
)
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

Implements ns3::Ipv6Extension.

Definition at line 334 of file ipv6-extension.cc.

References ns3::Packet::Copy(), ns3::Ipv6ExtensionFragmentHeader::GetIdentification(), ns3::Ipv6ExtensionFragmentHeader::GetMoreFragment(), ns3::Ipv6ExtensionHeader::GetNextHeader(), ns3::Ipv6ExtensionFragmentHeader::GetOffset(), ns3::Packet::GetSize(), ns3::Ipv6Header::GetSourceAddress(), HandleFragmentsTimeout(), m_fragments, NS_LOG_FUNCTION, ns3::Packet::RemoveAtEnd(), ns3::Packet::RemoveAtStart(), ns3::Packet::RemoveHeader(), ns3::Simulator::Schedule(), ns3::Ipv6Header::SetNextHeader(), and timeout.

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void ns3::Ipv6ExtensionFragment::SetTimeoutEventId ( EventId  event)
private

Set the Timeout EventId.

Member Data Documentation

const uint8_t ns3::Ipv6ExtensionFragment::EXT_NUMBER = 44
static
MapFragments_t ns3::Ipv6ExtensionFragment::m_fragments
private

The hash of fragmented packets.

Definition at line 411 of file ipv6-extension.h.

Referenced by DoDispose(), HandleFragmentsTimeout(), and Process().


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