22 #include "ns3/assert.h"
24 #include "ns3/simulator.h"
25 #include "ns3/boolean.h"
26 #include "ns3/double.h"
27 #include "ns3/uinteger.h"
30 #define Min(a,b) ((a < b) ? a : b)
31 #define Max(a,b) ((a > b) ? a : b)
69 .AddConstructor<AarfcdWifiManager> ()
70 .AddAttribute (
"SuccessK",
"Multiplication factor for the success threshold in the AARF algorithm.",
73 MakeDoubleChecker<double> ())
74 .AddAttribute (
"TimerK",
75 "Multiplication factor for the timer threshold in the AARF algorithm.",
78 MakeDoubleChecker<double> ())
79 .AddAttribute (
"MaxSuccessThreshold",
80 "Maximum value of the success threshold in the AARF algorithm.",
83 MakeUintegerChecker<uint32_t> ())
84 .AddAttribute (
"MinTimerThreshold",
85 "The minimum value for the 'timer' threshold in the AARF algorithm.",
88 MakeUintegerChecker<uint32_t> ())
89 .AddAttribute (
"MinSuccessThreshold",
90 "The minimum value for the success threshold in the AARF algorithm.",
93 MakeUintegerChecker<uint32_t> ())
94 .AddAttribute (
"MinRtsWnd",
95 "Minimum value for Rts window of Aarf-CD",
98 MakeUintegerChecker<uint32_t> ())
99 .AddAttribute (
"MaxRtsWnd",
100 "Maximum value for Rts window of Aarf-CD",
103 MakeUintegerChecker<uint32_t> ())
104 .AddAttribute (
"TurnOffRtsAfterRateDecrease",
105 "If true the RTS mechanism will be turned off when the rate will be decreased",
108 MakeBooleanChecker ())
109 .AddAttribute (
"TurnOnRtsAfterRateIncrease",
110 "If true the RTS mechanism will be turned on when the rate will be increased",
113 MakeBooleanChecker ())
214 if (((station->
m_retry - 1) % 2) == 1)
244 double ctsSnr,
WifiMode ctsMode,
double rtsSnr)
253 double ackSnr,
WifiMode ackMode,
double dataSnr)
uint32_t GetNSupported(const WifiRemoteStation *station) const
Return the number of modes supported by the given station.
virtual void DoReportDataFailed(WifiRemoteStation *station)
It is important to realize that "recovery" mode starts after failure of the first transmission after ...
uint32_t m_successThreshold
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by "...
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
virtual bool DoNeedRts(WifiRemoteStation *station, Ptr< const Packet > packet, bool normally)
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register the class in the ns-3 factory.
uint32_t m_maxSuccessThreshold
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file...
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
virtual void DoReportRtsOk(WifiRemoteStation *station, double ctsSnr, WifiMode ctsMode, double rtsSnr)
This method is a pure virtual method that must be implemented by the sub-class.
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
bool m_turnOnRtsAfterRateIncrease
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
virtual WifiTxVector DoGetDataTxVector(WifiRemoteStation *station, uint32_t size)
virtual void DoReportFinalDataFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
uint32_t GetNumberOfReceiveAntennas(const WifiRemoteStation *station) const
Return the number of receive antenna the station has.
WifiMode GetSupported(const WifiRemoteStation *station, uint32_t i) const
Return whether mode associated with the specified station at the specified index. ...
virtual void DoReportFinalRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
bool GetStbc(const WifiRemoteStation *station) const
Return whether the given station supports space-time block coding (STBC).
void TurnOnRts(AarfcdWifiRemoteStation *station)
Turn on RTS for the given station.
void TurnOffRts(AarfcdWifiRemoteStation *station)
Turn off RTS for the given station.
int64x64_t Min(const int64x64_t &a, const int64x64_t &b)
Minimum.
Hold an unsigned integer type.
int64x64_t Max(const int64x64_t &a, const int64x64_t &b)
Maximum.
void ResetRtsWnd(AarfcdWifiRemoteStation *station)
Reset the RTS window of the given station.
hold a list of per-remote-station state.
void CheckRts(AarfcdWifiRemoteStation *station)
Check if the use of RTS for the given station can be turned off.
virtual ~AarfcdWifiManager()
virtual bool IsLowLatency(void) const
virtual void DoReportRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
bool GetShortGuardInterval(const WifiRemoteStation *station) const
Return whether the given station supports short guard interval.
uint32_t m_minSuccessThreshold
virtual WifiRemoteStation * DoCreateStation(void) const
hold per-remote-station state for AARF-CD Wifi manager.
uint8_t GetDefaultTxPowerLevel(void) const
uint32_t m_minTimerThreshold
bool m_turnOffRtsAfterRateDecrease
uint32_t GetLongRetryCount(const WifiRemoteStation *station) const
Return the long retry limit of the given station.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
uint32_t GetShortRetryCount(const WifiRemoteStation *station) const
Return the short retry limit of the given station.
uint32_t GetNumberOfTransmitAntennas(void)
static TypeId GetTypeId(void)
an implementation of the AARF-CD algorithmThis algorithm was first described in "Efficient Collision ...
virtual void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode)
This method is a pure virtual method that must be implemented by the sub-class.
virtual void DoReportDataOk(WifiRemoteStation *station, double ackSnr, WifiMode ackMode, double dataSnr)
This method is a pure virtual method that must be implemented by the sub-class.
Hold a floating point type.
void IncreaseRtsWnd(AarfcdWifiRemoteStation *station)
Increase the RTS window size of the given station.
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
hold per-remote-station state.
virtual WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station)