23#include "ns3/simulator.h"
36 TypeId(
"ns3::Ipv6PmtuCache")
38 .SetGroupName(
"Internet")
41 "Validity time for a Path MTU entry. Default is 10 minutes, minimum is 5 minutes.",
61 iter->second.Cancel();
106 if (validity >
Seconds(60 * 5))
112 NS_LOG_LOGIC(
"rejecting a PMTU validity timer lesser than 5 minutes");
An identifier for simulation events.
Describes an IPv6 address.
void DoDispose() override
Dispose object.
~Ipv6PmtuCache() override
Destructor.
std::map< Ipv6Address, uint32_t > m_pathMtu
Path MTU table.
void ClearPmtu(Ipv6Address dst)
Clears the Path MTU for the specific destination.
Ipv6PmtuCache()
Constructor.
std::map< Ipv6Address, EventId > m_pathMtuTimer
Path MTU Expiration table.
std::map< Ipv6Address, EventId >::iterator pathMtuTimerIter
Container of the IPv6 PMTU data (Ipv6 destination address and expiration event).
static TypeId GetTypeId()
Get the type ID.
Time GetPmtuValidityTime() const
Gets the Path MTU validity time.
Time m_validityTime
Path MTU entry validity time.
uint32_t GetPmtu(Ipv6Address dst)
Gets the known Path MTU for the specific destination.
bool SetPmtuValidityTime(Time validity)
Sets the Path MTU validity time (minimum is 5 minutes)
void SetPmtu(Ipv6Address dst, uint32_t pmtu)
Sets the Path MTU for the specific destination.
A base class which provides memory management and object aggregation.
static EventId Schedule(const Time &delay, FUNC f, Ts &&... args)
Schedule an event to expire after delay.
Simulation virtual time values and global simulation resolution.
AttributeValue implementation for Time.
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Ptr< const AttributeChecker > MakeTimeChecker()
Helper to make an unbounded Time checker.
Ptr< const AttributeAccessor > MakeTimeAccessor(T1 a1)
#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_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Time Seconds(double value)
Construct a Time in the indicated unit.
Every class exported by the ns3 library is enclosed in the ns3 namespace.