A Discrete-Event Network Simulator
API
tcp-scalable.h
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29 
30 #ifndef TCPSCALABLE_H
31 #define TCPSCALABLE_H
32 
33 #include "ns3/tcp-congestion-ops.h"
34 #include "ns3/tcp-recovery-ops.h"
35 
36 namespace ns3 {
37 
63 class TcpScalable : public TcpNewReno
64 {
65 public:
70  static TypeId GetTypeId (void);
71 
75  TcpScalable (void);
76 
81  TcpScalable (const TcpScalable& sock);
82  virtual ~TcpScalable (void);
83 
84  virtual std::string GetName () const;
85 
94  virtual uint32_t GetSsThresh (Ptr<const TcpSocketState> tcb,
95  uint32_t bytesInFlight);
96 
97  virtual Ptr<TcpCongestionOps> Fork ();
98 
99 protected:
106  virtual void CongestionAvoidance (Ptr<TcpSocketState> tcb,
107  uint32_t segmentsAcked);
108 
109 private:
110  uint32_t m_ackCnt;
111  uint32_t m_aiFactor;
112  double m_mdFactor;
113 };
114 
115 } // namespace ns3
116 
117 #endif // TCPSCALABLE_H
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
virtual ~TcpScalable(void)
Definition: tcp-scalable.cc:75
double m_mdFactor
Multiplicative decrease factor.
Definition: tcp-scalable.h:112
static TypeId GetTypeId(void)
Get the type ID.
Definition: tcp-scalable.cc:39
uint32_t m_aiFactor
Additive increase factor.
Definition: tcp-scalable.h:111
The NewReno implementation.
virtual void CongestionAvoidance(Ptr< TcpSocketState > tcb, uint32_t segmentsAcked)
Congestion avoidance of TcpScalable (Equation 1)
Definition: tcp-scalable.cc:87
virtual Ptr< TcpCongestionOps > Fork()
Copy the congestion control algorithm across socket.
Definition: tcp-scalable.cc:81
An implementation of TCP Scalable.
Definition: tcp-scalable.h:63
Every class exported by the ns3 library is enclosed in the ns3 namespace.
TcpScalable(void)
Create an unbound tcp socket.
Definition: tcp-scalable.cc:57
virtual std::string GetName() const
Get the name of the congestion control algorithm.
uint32_t m_ackCnt
Number of received ACK.
Definition: tcp-scalable.h:110
a unique identifier for an interface.
Definition: type-id.h:58
virtual uint32_t GetSsThresh(Ptr< const TcpSocketState > tcb, uint32_t bytesInFlight)
Get slow start threshold following Scalable principle (Equation 2)