25#include "ns3/boolean.h"
26#include "ns3/callback.h"
28#include "ns3/mac16-address.h"
29#include "ns3/mac64-address.h"
31#include "ns3/object-vector.h"
32#include "ns3/trace-source-accessor.h"
33#include "ns3/traffic-control-layer.h"
34#include "ns3/uinteger.h"
35#include "ns3/vector.h"
38#define IPV6_MIN_MTU 1280
51 TypeId(
"ns3::Ipv6L3Protocol")
53 .SetGroupName(
"Internet")
55 .AddAttribute(
"DefaultTtl",
56 "The TTL value set by default on all "
57 "outgoing packets generated on this node.",
61 .AddAttribute(
"DefaultTclass",
62 "The TCLASS value set by default on all "
63 "outgoing packets generated on this node.",
67 .AddAttribute(
"InterfaceList",
68 "The set of IPv6 interfaces associated to this IPv6 stack.",
72 .AddAttribute(
"SendIcmpv6Redirect",
73 "Send the ICMPv6 Redirect when appropriate.",
79 "Send IPv6 packet to outgoing interface.",
81 "ns3::Ipv6L3Protocol::TxRxTracedCallback")
83 "Receive IPv6 packet from incoming interface.",
85 "ns3::Ipv6L3Protocol::TxRxTracedCallback")
86 .AddTraceSource(
"Drop",
89 "ns3::Ipv6L3Protocol::DropTracedCallback")
91 .AddTraceSource(
"SendOutgoing",
92 "A newly-generated packet by this node is "
93 "about to be queued for transmission",
95 "ns3::Ipv6L3Protocol::SentTracedCallback")
96 .AddTraceSource(
"UnicastForward",
97 "A unicast IPv6 packet was received by this node "
98 "and is being forwarded to another node",
100 "ns3::Ipv6L3Protocol::SentTracedCallback")
101 .AddTraceSource(
"LocalDeliver",
102 "An IPv6 packet was received by/for this node, "
103 "and it is being forward up the stack",
105 "ns3::Ipv6L3Protocol::SentTracedCallback");
136 it->second =
nullptr;
158 (*it)->StopValidTimer();
159 (*it)->StopPreferredTimer();
202 interface->SetNode(
m_node);
203 interface->SetDevice(device);
204 interface->SetTrafficControl(tc);
245 uint32_t max = (*it)->GetNAddresses();
247 for (j = 0; j < max; j++)
249 if ((*it)->GetAddress(j).GetAddress() == address)
267 for (j = 0; j < (*it)->GetNAddresses(); j++)
269 if ((*it)->GetAddress(j).GetAddress().CombinePrefix(mask) ==
270 address.CombinePrefix(mask))
292 return (*iter).second;
313 if (!defaultRouter.
IsAny())
331 address.SetOnLink(onLink);
336 if ((*it)->GetInterface() ==
interface && (*it)->GetPrefix() == network &&
337 (*it)->GetMask() == mask)
339 (*it)->StopPreferredTimer();
340 (*it)->StopValidTimer();
341 (*it)->StartPreferredTimer();
347 NS_LOG_INFO(
"Autoconfigured address is :" << address.GetAddress());
358 aPrefix->StartPreferredTimer();
380 Address addr = iface->GetDevice()->GetAddress();
384 for (
uint32_t i = 0; i < iface->GetNAddresses(); i++)
386 if (iface->GetAddress(i).GetAddress() == addressToFind)
396 if ((*it)->GetInterface() ==
interface && (*it)->GetPrefix() == network &&
397 (*it)->GetMask() == mask)
417 address.SetOnLink(addOnLinkRoute);
418 bool ret = interface->AddAddress(address);
420 if (m_routingProtocol)
422 m_routingProtocol->NotifyAddAddress(i, address);
427 Ipv6Address networkAddress = address.GetAddress().CombinePrefix(address.GetPrefix());
429 GetRoutingProtocol()->NotifyAddRoute(networkAddress,
431 Ipv6Address::GetZero(),
441 return interface->GetNAddresses();
448 return interface->GetAddress(addressIndex);
460 if (m_routingProtocol)
462 m_routingProtocol->NotifyRemoveAddress(i, address);
483 if (m_routingProtocol)
485 m_routingProtocol->NotifyRemoveAddress(i, ifAddr);
497 interface->SetMetric(metric);
504 return interface->GetMetric();
517 return interface->GetDevice()->GetMtu();
531 return interface->IsUp();
545 if (interface->GetDevice()->GetMtu() >= 1280)
549 if (m_routingProtocol)
551 m_routingProtocol->NotifyInterfaceUp(i);
557 <<
" is set to be down for IPv6. Reason: not respecting minimum "
558 "IPv6 MTU (1280 octets)");
568 interface->SetDown();
570 if (m_routingProtocol)
572 m_routingProtocol->NotifyInterfaceDown(i);
599 interface->SetDevice(device);
600 interface->SetNode(
m_node);
603 interface->AddAddress(ifaceAddr);
622 NS_LOG_LOGIC(
"Forwarding state: " << interface->IsForwarding());
623 return interface->IsForwarding();
631 interface->SetForwarding(val);
652 return test.GetAddress();
655 NS_ASSERT_MSG(
false,
"No link-local address found on interface " << interface);
664 if (
test.IsInSameSubnet(dest))
666 return test.GetAddress();
670 ret =
test.GetAddress();
677 "Could not find any address for " << dest <<
" on interface " << interface);
689 (*it)->SetForwarding(forward);
757 L4ListKey_t key = std::make_pair(protocol->GetProtocolNumber(), -1);
760 NS_LOG_WARN(
"Overwriting default protocol " <<
int(protocol->GetProtocolNumber()));
770 L4ListKey_t key = std::make_pair(protocol->GetProtocolNumber(), interfaceIndex);
773 NS_LOG_WARN(
"Overwriting protocol " <<
int(protocol->GetProtocolNumber())
774 <<
" on interface " <<
int(interfaceIndex));
784 L4ListKey_t key = std::make_pair(protocol->GetProtocolNumber(), -1);
788 NS_LOG_WARN(
"Trying to remove an non-existent default protocol "
789 <<
int(protocol->GetProtocolNumber()));
802 L4ListKey_t key = std::make_pair(protocol->GetProtocolNumber(), interfaceIndex);
806 NS_LOG_WARN(
"Trying to remove an non-existent protocol "
807 <<
int(protocol->GetProtocolNumber()) <<
" on interface "
808 <<
int(interfaceIndex));
825 if (interfaceIndex >= 0)
828 auto key = std::make_pair(protocolNumber, interfaceIndex);
836 auto key = std::make_pair(protocolNumber, -1);
911 bool found = packet->RemovePacketTag(tag);
920 found = packet->RemovePacketTag(tclassTag);
936 NS_LOG_LOGIC(
"Ipv6L3Protocol::Send case 1: passed in with a route");
937 hdr =
BuildHeader(source, destination, protocol, packet->GetSize(), ttl, tclass);
947 NS_LOG_LOGIC(
"Ipv6L3Protocol::Send case 2: probably sent to machine on same IPv6 network");
948 hdr =
BuildHeader(source, destination, protocol, packet->GetSize(), ttl, tclass);
956 NS_LOG_LOGIC(
"Ipv6L3Protocol::Send case 3: passed in with no route " << destination);
961 hdr =
BuildHeader(source, destination, protocol, packet->GetSize(), ttl, tclass);
968 "Can not find an outgoing interface for a packet with src "
969 << source <<
" and dst " << destination);
996 NS_LOG_FUNCTION(
this << device << p << protocol << from << to << packetType);
1000 "Received a packet from an interface that is not known to IPv6");
1001 uint32_t interface = GetInterfaceForDevice(device);
1006 if (ipv6Interface->IsUp())
1008 m_rxTrace(packet,
this, interface);
1012 NS_LOG_LOGIC(
"Dropping received packet-- interface is down");
1014 packet->RemoveHeader(hdr);
1015 m_dropTrace(hdr, packet, DROP_INTERFACE_DOWN,
this, interface);
1020 packet->RemoveHeader(hdr);
1043 std::list<NdiscCache::Entry*> entryList = ndiscCache->LookupInverse(from);
1044 for (
auto iter = entryList.begin(); iter != entryList.end(); iter++)
1046 (*iter)->UpdateReachableTimer();
1052 for (
auto it = m_sockets.begin(); it != m_sockets.end(); ++it)
1055 socket->ForwardUp(packet, hdr, device);
1061 bool stopProcessing =
false;
1062 bool isDropped =
false;
1065 if (nextHeader == Ipv6Header::IPV6_EXT_HOP_BY_HOP)
1067 ipv6Extension = ipv6ExtensionDemux->GetExtension(nextHeader);
1071 ipv6Extension->Process(packet,
1083 m_dropTrace(hdr, packet, dropReason,
this, interface);
1095 LocalDeliver(packet, hdr, interface);
1100 bool isSolicited = ipv6Interface->IsSolicitedMulticastAddress(hdr.
GetDestination());
1101 bool isRegisteredOnInterface =
1103 bool isRegisteredGlobally = IsRegisteredMulticastAddress(hdr.
GetDestination());
1104 if (isSolicited || isRegisteredGlobally || isRegisteredOnInterface)
1106 LocalDeliver(packet, hdr, interface);
1111 for (
uint32_t j = 0; j < GetNInterfaces(); j++)
1113 for (
uint32_t i = 0; i < GetNAddresses(j); i++)
1121 NS_LOG_LOGIC(
"For me (destination " << addr <<
" match)");
1122 LocalDeliver(packet, hdr, interface);
1125 else if (!GetStrongEndSystemModel())
1129 <<
" match) on another interface with Weak End System Model"
1131 LocalDeliver(packet, hdr, interface);
1137 "For me (destination "
1139 <<
" match) on another interface with Strong End System Model - discarding"
1141 m_dropTrace(hdr, packet, DROP_NO_ROUTE,
this, interface);
1149 if (!m_routingProtocol->RouteInput(packet, hdr, device, m_ucb, m_mcb, m_lcb, m_ecb))
1151 NS_LOG_WARN(
"No route found for forwarding packet. Drop.");
1165 packetCopy->AddHeader(ipHeader);
1182 int32_t interface = GetInterfaceForDevice(dev);
1186 NS_LOG_LOGIC(
"Send via NetDevice ifIndex " << dev->GetIfIndex() <<
" Ipv6InterfaceIndex "
1190 std::list<Ipv6ExtensionFragment::Ipv6PayloadHeaderPair> fragments;
1193 bool fromMe =
false;
1194 for (
uint32_t i = 0; i < GetNInterfaces(); i++)
1196 for (
uint32_t j = 0; j < GetNAddresses(i); j++)
1198 if (GetAddress(i, j).GetAddress() == ipHeader.
GetSource())
1206 size_t targetMtu = 0;
1213 targetMtu = (size_t)(m_pmtuCache->GetPmtu(ipHeader.
GetDestination()));
1217 targetMtu = dev->GetMtu();
1228 packet->AddHeader(ipHeader);
1229 icmpv6->SendErrorTooBig(packet, ipHeader.
GetSource(), dev->GetMtu());
1238 PeekPointer(ipv6ExtensionDemux->GetExtension(Ipv6Header::IPV6_EXT_FRAGMENTATION)));
1240 ipv6Fragment->GetFragments(packet, ipHeader, targetMtu, fragments);
1243 if (route->GetGateway() != Ipv6Address::GetAny())
1245 if (outInterface->IsUp())
1247 NS_LOG_LOGIC(
"Send to gateway " << route->GetGateway());
1249 if (!fragments.empty())
1251 std::ostringstream oss;
1253 for (
auto it = fragments.begin(); it != fragments.end(); it++)
1255 CallTxTrace(it->second, it->first,
this, interface);
1256 outInterface->Send(it->first, it->second, route->GetGateway());
1261 CallTxTrace(ipHeader, packet,
this, interface);
1262 outInterface->Send(packet, ipHeader, route->GetGateway());
1267 NS_LOG_LOGIC(
"Dropping-- outgoing interface is down: " << route->GetGateway());
1268 m_dropTrace(ipHeader, packet, DROP_INTERFACE_DOWN,
this, interface);
1273 if (outInterface->IsUp())
1277 if (!fragments.empty())
1279 std::ostringstream oss;
1281 for (
auto it = fragments.begin(); it != fragments.end(); it++)
1283 CallTxTrace(it->second, it->first,
this, interface);
1284 outInterface->Send(it->first, it->second, ipHeader.
GetDestination());
1289 CallTxTrace(ipHeader, packet,
this, interface);
1296 m_dropTrace(ipHeader, packet, DROP_INTERFACE_DOWN,
this, interface);
1313 NS_LOG_WARN(
"Received a packet for 2001:db8::/32 (documentation class). Drop.");
1337 packet->AddHeader(ipHeader);
1338 GetIcmpv6()->SendErrorTimeExceeded(packet,
1374 copy->AddHeader(header);
1379 if (icmpv6->Lookup(target, rtentry->GetOutputDevice(),
nullptr, &hardwareTarget))
1381 icmpv6->SendRedirection(copy, linkLocal, src, target, dst, hardwareTarget);
1385 icmpv6->SendRedirection(copy, linkLocal, src, target, dst,
Address());
1390 packet->RemovePacketTag(priorityTag);
1405 std::map<uint32_t, uint32_t> ttlMap = mrtentry->GetOutputTtlMap();
1407 for (
auto mapIter = ttlMap.begin(); mapIter != ttlMap.end(); mapIter++)
1409 uint32_t interfaceId = mapIter->first;
1420 NS_LOG_LOGIC(
"Forward multicast via interface " << interfaceId);
1441 uint8_t nextHeaderPosition = 0;
1442 bool isDropped =
false;
1443 bool stopProcessing =
false;
1451 p->CopyData(&buf, 1);
1454 NS_LOG_WARN(
"Double Ipv6Header::IPV6_EXT_HOP_BY_HOP in packet, dropping packet");
1463 ipv6Extension = ipv6ExtensionDemux->GetExtension(nextHeader);
1467 uint8_t nextHeaderStep = 0;
1468 uint8_t curHeader = nextHeader;
1469 nextHeaderStep = ipv6Extension->Process(p,
1477 nextHeaderPosition += nextHeaderStep;
1489 "Zero-size IPv6 Option Header, aborting" << *packet);
1501 malformedPacket->AddHeader(ip);
1503 if (nextHeaderPosition == 0)
1505 GetIcmpv6()->SendErrorParameterError(malformedPacket,
1512 GetIcmpv6()->SendErrorParameterError(malformedPacket,
1516 nextHeaderPosition);
1523 p->RemoveAtStart(nextHeaderPosition);
1553 copy->AddHeader(newIpHeader);
1554 GetIcmpv6()->SendErrorDestinationUnreachable(
1561 }
while (ipv6Extension);
1570 NS_LOG_LOGIC(
"Route input failure-- dropping packet to " << ipHeader <<
" with errno "
1578 packet->AddHeader(ipHeader);
1579 GetIcmpv6()->SendErrorDestinationUnreachable(packet,
1589 uint16_t payloadSize,
1614 ipv6ExtensionDemux->SetNode(
m_node);
1617 hopbyhopExtension->SetNode(
m_node);
1619 destinationExtension->SetNode(
m_node);
1621 fragmentExtension->SetNode(
m_node);
1623 routingExtension->SetNode(
m_node);
1627 ipv6ExtensionDemux->Insert(hopbyhopExtension);
1628 ipv6ExtensionDemux->Insert(destinationExtension);
1629 ipv6ExtensionDemux->Insert(fragmentExtension);
1630 ipv6ExtensionDemux->Insert(routingExtension);
1636 routingExtensionDemux->SetNode(
m_node);
1639 looseRoutingExtension->SetNode(
m_node);
1640 routingExtensionDemux->Insert(looseRoutingExtension);
1654 ipv6OptionDemux->SetNode(
m_node);
1657 pad1Option->SetNode(
m_node);
1659 padnOption->SetNode(
m_node);
1661 jumbogramOption->SetNode(
m_node);
1663 routerAlertOption->SetNode(
m_node);
1665 ipv6OptionDemux->Insert(pad1Option);
1666 ipv6OptionDemux->Insert(padnOption);
1667 ipv6OptionDemux->Insert(jumbogramOption);
1668 ipv6OptionDemux->Insert(routerAlertOption);
1684 if (!address.IsMulticast())
1686 NS_LOG_WARN(
"Not adding a non-multicast address " << address);
1699 if (!address.IsMulticast())
1701 NS_LOG_WARN(
"Not adding a non-multicast address " << address);
1782 std::list<NdiscCache::Ipv6PayloadHeaderPair> waiting =
1784 for (
auto it = waiting.begin(); it != waiting.end(); it++)
1786 ndiscCache->GetInterface()->Send(it->first, it->second, it->second.GetSource());
a polymophic address class
An implementation of the ICMPv6 protocol.
static uint16_t GetStaticProtocolNumber()
Get ICMPv6 protocol number.
Describes an IPv6 address.
bool IsLinkLocal() const
If the IPv6 address is a link-local address (fe80::/64).
static Ipv6Address GetAny()
Get the "any" (::) Ipv6Address.
bool IsDocumentation() const
If the IPv6 address is a documentation address (2001:DB8::/32).
bool IsAllNodesMulticast() const
If the IPv6 address is "all nodes multicast" (ff02::1/8).
bool IsLinkLocalMulticast() const
If the IPv6 address is link-local multicast (ff02::/16).
static Ipv6Address GetZero()
Get the 0 (::) Ipv6Address.
static Ipv6Address MakeAutoconfiguredAddress(Address addr, Ipv6Address prefix)
Make the autoconfigured IPv6 address from a Mac address.
bool IsMulticast() const
If the IPv6 address is multicast (ff00::/8).
bool IsAny() const
If the IPv6 address is the "Any" address.
bool IsLocalhost() const
If the IPv6 address is localhost (::1).
static Ipv6Address GetLoopback()
Get the loopback address.
bool IsAllRoutersMulticast() const
If the IPv6 address is "all routers multicast" (ff02::2/8).
Demultiplexes IPv6 extensions.
Access to the IPv6 forwarding table, interfaces, and configuration.
IPv6 address associated with an interface.
Ipv6Address GetAddress() const
Get the IPv6 address.
@ LINKLOCAL
Link-local address (fe80::/64)
@ GLOBAL
Global address (2000::/3)
The IPv6 representation of a network interface.
Ipv6InterfaceAddress GetLinkLocalAddress() const
Get link-local address from IPv6 interface.
virtual Ptr< NetDevice > GetDevice() const
Get the NetDevice.
IPv6 layer implementation.
bool GetIpForward() const override
Get IPv6 forwarding state.
Ptr< Ipv6PmtuCache > m_pmtuCache
Path MTU Cache.
Ipv6RoutingProtocol::MulticastForwardCallback m_mcb
Multicast forward callback.
void SetForwarding(uint32_t i, bool val) override
Enable or disable forwarding on interface.
void SetPmtu(Ipv6Address dst, uint32_t pmtu) override
Set the Path MTU for the specified IPv6 destination address.
void RegisterOptions() override
Register the IPv6 Options.
void RouteInputError(Ptr< const Packet > p, const Ipv6Header &ipHeader, Socket::SocketErrno sockErrno)
Fallback when no route is found.
uint8_t m_defaultTclass
Default TCLASS for outgoing packets.
bool IsRegisteredMulticastAddress(Ipv6Address address) const
Checks if the address has been registered.
Ptr< Ipv6RoutingProtocol > GetRoutingProtocol() const override
Get current routing protocol used.
bool GetMtuDiscover() const override
Get IPv6 MTU discover state.
bool AddAddress(uint32_t i, Ipv6InterfaceAddress address, bool addOnLinkRoute=true) override
Add an address on interface.
uint16_t GetMetric(uint32_t i) const override
Get metric for an interface.
Ipv6RoutingProtocol::UnicastForwardCallback m_ucb
Unicast forward callback.
void AddAutoconfiguredAddress(uint32_t interface, Ipv6Address network, Ipv6Prefix mask, uint8_t flags, uint32_t validTime, uint32_t preferredTime, Ipv6Address defaultRouter=Ipv6Address::GetZero())
Add an autoconfigured address with RA information.
void SetUp(uint32_t i) override
Set an interface up.
TracedCallback< Ptr< const Packet >, Ptr< Ipv6 >, uint32_t > m_txTrace
Callback to trace TX (transmission) packets.
bool IsForwarding(uint32_t i) const override
Is interface allows forwarding ?
void SetStrongEndSystemModel(bool model) override
Set or unset the Strong End System Model.
bool m_sendIcmpv6Redirect
Allow ICMPv6 Redirect sending state.
Ptr< Icmpv6L4Protocol > GetIcmpv6() const
Get ICMPv6 protocol.
bool ReachabilityHint(uint32_t ipInterfaceIndex, Ipv6Address address)
Provides reachability hint for Neighbor Cache Entries from L4-L7 protocols.
uint8_t m_defaultTtl
Default TTL for outgoing packets.
void SetMetric(uint32_t i, uint16_t metric) override
Set metric for an interface.
TracedCallback< Ptr< const Packet >, Ptr< Ipv6 >, uint32_t > m_rxTrace
Callback to trace RX (reception) packets.
TracedCallback< const Ipv6Header &, Ptr< const Packet >, DropReason, Ptr< Ipv6 >, uint32_t > m_dropTrace
Callback to trace drop packets.
DropReason
Reason why a packet has been dropped.
@ DROP_ROUTE_ERROR
Route error.
@ DROP_TTL_EXPIRED
Packet TTL has expired.
@ DROP_NO_ROUTE
No route to host.
@ DROP_UNKNOWN_PROTOCOL
Unknown L4 protocol.
uint32_t GetNAddresses(uint32_t interface) const override
Get number of address for an interface.
int32_t GetInterfaceForDevice(Ptr< const NetDevice > device) const override
Get interface index which is on a specified net device.
void RegisterExtensions() override
Register the IPv6 Extensions.
TracedCallback< const Ipv6Header &, Ptr< const Packet >, uint32_t > m_sendOutgoingTrace
Trace of sent packets.
bool m_ipForward
Forwarding packets (i.e.
Ipv6AutoconfiguredPrefixList m_prefixes
List of IPv6 prefix received from RA.
void CallTxTrace(const Ipv6Header &ipHeader, Ptr< Packet > packet, Ptr< Ipv6 > ipv6, uint32_t interface)
Make a copy of the packet, add the header and invoke the TX trace callback.
Ipv6InterfaceList m_interfaces
List of IPv6 interfaces.
void Remove(Ptr< IpL4Protocol > protocol) override
Remove a L4 protocol.
Ipv6RegisteredMulticastAddressNoInterface_t m_multicastAddressesNoInterface
List of multicast IP addresses of interest for all the interfaces.
Ipv6InterfaceAddress GetAddress(uint32_t interfaceIndex, uint32_t addressIndex) const override
Get an address.
SocketList m_sockets
List of IPv6 raw sockets.
Ipv6Header BuildHeader(Ipv6Address src, Ipv6Address dst, uint8_t protocol, uint16_t payloadSize, uint8_t hopLimit, uint8_t tclass)
Construct an IPv6 header.
void SetNode(Ptr< Node > node)
Set node associated with this stack.
Ipv6Address SourceAddressSelection(uint32_t interface, Ipv6Address dest) override
Choose the source address to use with destination address.
Ptr< Node > m_node
Node attached to stack.
virtual bool GetSendIcmpv6Redirect() const
Get the ICMPv6 Redirect sending state.
L4List_t m_protocols
List of transport protocol.
Ptr< Ipv6Interface > GetInterface(uint32_t i) const
Get an interface.
TracedCallback< const Ipv6Header &, Ptr< const Packet >, uint32_t > m_unicastForwardTrace
Trace of unicast forwarded packets.
uint32_t m_nInterfaces
Number of IPv6 interfaces managed by the stack.
void AddMulticastAddress(Ipv6Address address)
Adds a multicast address to the list of addresses to pass to local deliver.
virtual void ReportDrop(Ipv6Header ipHeader, Ptr< Packet > p, DropReason dropReason)
Report a packet drop.
void Send(Ptr< Packet > packet, Ipv6Address source, Ipv6Address destination, uint8_t protocol, Ptr< Ipv6Route > route) override
Higher-level layers call this method to send a packet down the stack to the MAC and PHY layers.
void SetupLoopback()
Setup loopback interface.
Ptr< IpL4Protocol > GetProtocol(int protocolNumber) const override
Get L4 protocol by protocol number.
Ptr< Socket > CreateRawSocket()
Create raw IPv6 socket.
Ipv6RegisteredMulticastAddress_t m_multicastAddresses
List of multicast IP addresses of interest, divided per interface.
void RemoveAutoconfiguredAddress(uint32_t interface, Ipv6Address network, Ipv6Prefix mask, Ipv6Address defaultRouter)
Remove an autoconfigured address.
uint16_t GetMtu(uint32_t i) const override
Get MTU for an interface.
void Insert(Ptr< IpL4Protocol > protocol) override
Add a L4 protocol.
bool m_mtuDiscover
MTU Discover (i.e.
void SetDefaultTtl(uint8_t ttl)
Set the default TTL.
static constexpr uint16_t PROT_NUMBER
The protocol number for IPv6 (0x86DD).
uint32_t AddInterface(Ptr< NetDevice > device) override
Add IPv6 interface for a device.
Ipv6RoutingProtocol::ErrorCallback m_ecb
Error callback.
bool RemoveAddress(uint32_t interfaceIndex, uint32_t addressIndex) override
Remove an address from an interface.
void Receive(Ptr< NetDevice > device, Ptr< const Packet > p, uint16_t protocol, const Address &from, const Address &to, NetDevice::PacketType packetType)
Receive method when a packet arrive in the stack.
Ptr< NetDevice > GetNetDevice(uint32_t i) override
Get device by index.
void RemoveMulticastAddress(Ipv6Address address)
Removes a multicast address from the list of addresses to pass to local deliver.
void SetDown(uint32_t i) override
set an interface down.
void DoDispose() override
Dispose object.
uint32_t AddIpv6Interface(Ptr< Ipv6Interface > interface)
Add an IPv6 interface to the stack.
Ptr< Ipv6RoutingProtocol > m_routingProtocol
Routing protocol.
virtual void SetSendIcmpv6Redirect(bool sendIcmpv6Redirect)
Set the ICMPv6 Redirect sending state.
void NotifyNewAggregate() override
Notify other components connected to the node that a new stack member is now connected.
void IpMulticastForward(Ptr< const NetDevice > idev, Ptr< Ipv6MulticastRoute > mrtentry, Ptr< const Packet > p, const Ipv6Header &header)
Forward a multicast packet.
~Ipv6L3Protocol() override
Destructor.
void DeleteRawSocket(Ptr< Socket > socket)
Remove raw IPv6 socket.
Ipv6InterfaceReverseContainer m_reverseInterfacesContainer
Container of NetDevice / Interface index associations.
void SendRealOut(Ptr< Ipv6Route > route, Ptr< Packet > packet, const Ipv6Header &ipHeader)
Send packet with route.
bool m_strongEndSystemModel
Rejects packets directed to an interface with wrong address (RFC 1222 ).
TracedCallback< const Ipv6Header &, Ptr< const Packet >, uint32_t > m_localDeliverTrace
Trace of locally delivered packets.
int32_t GetInterfaceForPrefix(Ipv6Address addr, Ipv6Prefix mask) const override
Get interface index which match specified address/prefix.
void SetDefaultTclass(uint8_t tclass)
Set the default TCLASS.
void IpForward(Ptr< const NetDevice > idev, Ptr< Ipv6Route > rtentry, Ptr< const Packet > p, const Ipv6Header &header)
Forward a packet.
uint32_t GetNInterfaces() const override
Get current number of interface on this stack.
bool IsUp(uint32_t i) const override
Is specified interface up ?
void SetRoutingProtocol(Ptr< Ipv6RoutingProtocol > routingProtocol) override
Set routing protocol for this stack.
std::pair< Ipv6Address, uint64_t > Ipv6RegisteredMulticastAddressKey_t
IPv6 multicast addresses / interface key.
Ipv6RoutingProtocol::LocalDeliverCallback m_lcb
Local delivery callback.
std::pair< int, int32_t > L4ListKey_t
Container of the IPv6 L4 keys: protocol number, interface index.
bool GetStrongEndSystemModel() const override
Get the Strong End System Model status.
int32_t GetInterfaceForAddress(Ipv6Address addr) const override
Get interface index which has specified IPv6 address.
Ipv6L3Protocol()
Constructor.
void SetIpForward(bool forward) override
Set IPv6 forwarding state.
void LocalDeliver(Ptr< const Packet > p, const Ipv6Header &ip, uint32_t iif)
Deliver a packet.
static TypeId GetTypeId()
Get the type ID of this class.
void SetMtuDiscover(bool mtuDiscover) override
Set IPv6 MTU discover state.
Describes an IPv6 prefix.
A record that holds information about a NdiscCache entry.
bool IsPermanent() const
Is the entry PERMANENT.
void ClearWaitingPacket()
Clear the waiting packet list.
void StartReachableTimer()
Start the reachable timer.
void UpdateReachableTimer()
Update the reachable timer.
Address GetMacAddress() const
Get the MAC address of this entry.
std::list< Ipv6PayloadHeaderPair > MarkReachable(Address mac)
Changes the state to this entry to REACHABLE.
bool IsIncomplete() const
Is the entry INCOMPLETE.
bool IsProbe() const
Is the entry PROBE.
bool IsAutoGenerated() const
Is the entry STATIC_AUTOGENERATED.
bool IsReachable() const
Is the entry REACHABLE.
PacketType
Packet types are used as they are in Linux.
uint32_t AddDevice(Ptr< NetDevice > device)
Associate a NetDevice to this node.
uint32_t GetNDevices() const
Ptr< NetDevice > GetDevice(uint32_t index) const
Retrieve the index-th NetDevice associated to this node.
void RegisterProtocolHandler(ProtocolHandler handler, uint16_t protocolType, Ptr< NetDevice > device, bool promiscuous=false)
virtual void NotifyNewAggregate()
Notify all Objects aggregated to this one of a new Object being aggregated.
Ptr< T > GetObject() const
Get a pointer to the requested aggregated Object.
void AggregateObject(Ptr< Object > other)
Aggregate two Objects together.
virtual void DoDispose()
Destructor implementation.
Smart pointer class similar to boost::intrusive_ptr.
SocketErrno
Enumeration of the possible errors returned by a socket.
This class implements a tag that carries the socket-specific HOPLIMIT of a packet to the IPv6 layer.
uint8_t GetHopLimit() const
Get the tag's Hop Limit.
indicates whether the socket has IPV6_TCLASS set.
uint8_t GetTclass() const
Get the tag's Tclass.
indicates whether the socket has a priority set.
The Traffic Control layer aims at introducing an equivalent of the Linux Traffic Control infrastructu...
virtual void Receive(Ptr< NetDevice > device, Ptr< const Packet > p, uint16_t protocol, const Address &from, const Address &to, NetDevice::PacketType packetType)
Called by NetDevices, incoming packet.
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Hold an unsigned integer type.
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
#define NS_ASSERT_MSG(condition, message)
At runtime, in debugging builds, if this condition is not true, the program prints the message to out...
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
#define NS_LOG_LOGIC(msg)
Use NS_LOG to output a message of level LOG_LOGIC.
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_LOG_WARN(msg)
Use NS_LOG to output a message of level LOG_WARN.
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Ptr< T > CreateObject(Args &&... args)
Create an object by type, with varying number of constructor parameters.
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Ptr< T > Create(Ts &&... args)
Create class instances by constructors with varying numbers of arguments and return them by Ptr.
Ptr< const TraceSourceAccessor > MakeTraceSourceAccessor(T a)
Create a TraceSourceAccessor which will control access to the underlying trace source.
#define IPV6_MIN_MTU
Minimum IPv6 MTU, as defined by RFC 2460
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Ptr< const AttributeChecker > MakeBooleanChecker()
U * PeekPointer(const Ptr< U > &p)
Ptr< const AttributeChecker > MakeUintegerChecker()
Callback< R, Args... > MakeCallback(R(T::*memPtr)(Args...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
Ptr< const AttributeChecker > MakeObjectVectorChecker()
ObjectPtrContainerValue ObjectVectorValue
ObjectVectorValue is an alias for ObjectPtrContainerValue.
Ptr< const AttributeAccessor > MakeObjectVectorAccessor(U T::*memberVariable)
MakeAccessorHelper implementation for ObjectVector.
Ptr< T1 > DynamicCast(const Ptr< T2 > &p)
Cast a Ptr.
Ptr< const AttributeAccessor > MakeBooleanAccessor(T1 a1)
-ns3 Test suite for the ns3 wrapper script