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 "tcp-congestion-ops.h"
34 
35 namespace ns3 {
36 
37 class TcpSocketState;
38 
64 class TcpScalable : public TcpNewReno
65 {
66 public:
71  static TypeId GetTypeId (void);
72 
76  TcpScalable (void);
77 
82  TcpScalable (const TcpScalable& sock);
83  virtual ~TcpScalable (void);
84 
85  virtual std::string GetName () const;
86 
95  virtual uint32_t GetSsThresh (Ptr<const TcpSocketState> tcb,
96  uint32_t bytesInFlight);
97 
98  virtual Ptr<TcpCongestionOps> Fork ();
99 
100 protected:
107  virtual void CongestionAvoidance (Ptr<TcpSocketState> tcb,
108  uint32_t segmentsAcked);
109 
110 private:
111  uint32_t m_ackCnt;
112  uint32_t m_aiFactor;
113  double m_mdFactor;
114 };
115 
116 } // namespace ns3
117 
118 #endif // TCPSCALABLE_H
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
virtual ~TcpScalable(void)
Definition: tcp-scalable.cc:77
double m_mdFactor
Multiplicative decrease factor.
Definition: tcp-scalable.h:113
static TypeId GetTypeId(void)
Get the type ID.
Definition: tcp-scalable.cc:41
uint32_t m_aiFactor
Additive increase factor.
Definition: tcp-scalable.h:112
The NewReno implementation.
virtual void CongestionAvoidance(Ptr< TcpSocketState > tcb, uint32_t segmentsAcked)
Congestion avoidance of TcpScalable (Equation 1)
Definition: tcp-scalable.cc:89
virtual Ptr< TcpCongestionOps > Fork()
Copy the congestion control algorithm across sockets.
Definition: tcp-scalable.cc:83
An implementation of TCP Scalable.
Definition: tcp-scalable.h:64
Every class exported by the ns3 library is enclosed in the ns3 namespace.
TcpScalable(void)
Create an unbound tcp socket.
Definition: tcp-scalable.cc:59
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:111
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)