16#ifndef FQ_COBALT_QUEUE_DISC
17#define FQ_COBALT_QUEUE_DISC
21#include "ns3/object-factory.h"
A flow queue used by the FqCobalt queue disc.
FlowStatus GetStatus() const
Get the status of this flow.
void SetDeficit(uint32_t deficit)
Set the deficit for this flow.
FqCobaltFlow()
FqCobaltFlow constructor.
void SetIndex(uint32_t index)
Set the index for this flow.
void IncreaseDeficit(int32_t deficit)
Increase the deficit for this flow.
int32_t m_deficit
the deficit for this flow
uint32_t m_index
the index for this flow
int32_t GetDeficit() const
Get the deficit for this flow.
uint32_t GetIndex() const
Get the index of this flow.
FlowStatus
Used to determine the status of this flow queue.
static TypeId GetTypeId()
Get the type ID.
FlowStatus m_status
the status of this flow
void SetStatus(FlowStatus status)
Set the status for this flow.
A FqCobalt packet queue disc.
ObjectFactory m_flowFactory
Factory to create a new flow.
std::map< uint32_t, uint32_t > m_tags
Tags used by set associative hash.
bool m_useL4s
True if L4S is used (ECT1 packets are marked at CE threshold)
~FqCobaltQueueDisc() override
Ptr< QueueDiscItem > DoDequeue() override
This function actually extracts a packet from the queue disc.
bool CheckConfig() override
Check whether the current configuration is correct.
bool DoEnqueue(Ptr< QueueDiscItem > item) override
This function actually enqueues a packet into the queue disc.
Time m_ceThreshold
Threshold above which to CE mark.
bool m_enableSetAssociativeHash
whether to enable set associative hash
std::map< uint32_t, uint32_t > m_flowsIndices
Map with the index of class for each flow.
std::list< Ptr< FqCobaltFlow > > m_newFlows
The list of new flows.
uint32_t m_quantum
Deficit assigned to flows at each round.
std::list< Ptr< FqCobaltFlow > > m_oldFlows
The list of old flows.
bool m_useEcn
True if ECN is used (packets are marked instead of being dropped)
uint32_t SetAssociativeHash(uint32_t flowHash)
Compute the index of the queue for the flow having the given flowHash, according to the set associati...
std::string m_target
CoDel target attribute.
uint32_t m_perturbation
hash perturbation value
FqCobaltQueueDisc()
FqCobaltQueueDisc constructor.
uint32_t m_dropBatchSize
Max number of packets dropped from the fat flow.
double m_increment
increment value for marking probability
std::string m_interval
CoDel interval attribute.
static constexpr const char * OVERLIMIT_DROP
Overlimit dropped packets.
double m_decrement
decrement value for marking probability
void InitializeParams() override
Initialize parameters (if any) before the first packet is enqueued.
static constexpr const char * UNCLASSIFIED_DROP
No packet filter able to classify packet.
void SetQuantum(uint32_t quantum)
Set the quantum value.
Time m_blueThreshold
Threshold to enable blue enhancement.
uint32_t FqCobaltDrop()
Drop a packet from the head of the queue with the largest current byte count.
ObjectFactory m_queueDiscFactory
Factory to create a new queue.
double m_Pdrop
Drop Probability.
uint32_t m_flows
Number of flow queues.
static TypeId GetTypeId()
Get the type ID.
uint32_t GetQuantum() const
Get the quantum value.
uint32_t m_setWays
size of a set of queues (used by set associative hash)
Instantiate subclasses of ns3::Object.
Smart pointer class similar to boost::intrusive_ptr.
QueueDiscClass is the base class for classes that are included in a queue disc.
QueueDisc is an abstract base class providing the interface and implementing the operations common to...
Simulation virtual time values and global simulation resolution.
a unique identifier for an interface.
Every class exported by the ns3 library is enclosed in the ns3 namespace.