22 #include "ns3/simulator.h"
24 #include "ns3/uinteger.h"
25 #include "ns3/double.h"
27 #define Min(a,b) ((a < b) ? a : b)
60 .SetGroupName (
"Wifi")
62 .AddAttribute (
"UpdatePeriod",
63 "The interval between decisions about rate control changes",
67 .AddAttribute (
"FailureRatio",
68 "Ratio of minimum erroneous transmissions needed to switch to a lower rate",
71 MakeDoubleChecker<double> (0.0, 1.0))
72 .AddAttribute (
"SuccessRatio",
73 "Ratio of maximum erroneous transmissions needed to switch to a higher rate",
76 MakeDoubleChecker<double> (0.0, 1.0))
77 .AddAttribute (
"MaxSuccessThreshold",
78 "Maximum number of consecutive success periods needed to switch to a higher rate",
81 MakeUintegerChecker<uint32_t> ())
82 .AddAttribute (
"MinSuccessThreshold",
83 "Minimum number of consecutive success periods needed to switch to a higher rate",
86 MakeUintegerChecker<uint32_t> ())
137 double ctsSnr,
WifiMode ctsMode,
double rtsSnr)
144 double ackSnr,
WifiMode ackMode,
double dataSnr)
238 bool needChange =
false;
286 if (
IsEnough (station) || needChange)
339 if (channelWidth > 20 && channelWidth != 22)
353 if (channelWidth > 20 && channelWidth != 22)
384 NS_FATAL_ERROR (
"WifiRemoteStationManager selected does not support HT rates");
394 NS_FATAL_ERROR (
"WifiRemoteStationManager selected does not support VHT rates");
uint32_t m_minSuccessThreshold
uint32_t GetNSupported(const WifiRemoteStation *station) const
Return the number of modes supported by the given station.
bool IsMinRate(AmrrWifiRemoteStation *station) const
Check if the current rate for the given station is the minimum rate.
Simulation virtual time values and global simulation resolution.
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by "...
AMRR Rate control algorithmThis class implements the AMRR rate control algorithm which was initially ...
virtual WifiRemoteStation * DoCreateStation(void) const
uint32_t m_successThreshold
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
virtual void DoReportFinalRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
bool GetUseNonErpProtection(void) const
Return whether the device supports protection of non-ERP stations.
void ResetCnt(AmrrWifiRemoteStation *station)
Reset transmission statistics of the given station.
hold per-remote-station state for AMRR Wifi manager.
virtual WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station)
#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.
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
virtual void DoReportRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
bool GetAggregation(const WifiRemoteStation *station) const
Return whether the given station supports A-MPDU.
WifiMode GetSupported(const WifiRemoteStation *station, uint32_t i) const
Return whether mode associated with the specified station at the specified index. ...
Ptr< const AttributeChecker > MakeTimeChecker(const Time min, const Time max)
Helper to make a Time checker with bounded range.
virtual WifiTxVector DoGetDataTxVector(WifiRemoteStation *station)
virtual bool IsLowLatency(void) const
bool IsFailure(AmrrWifiRemoteStation *station) const
Check if the number of retransmission and transmission error is greater than the number of successful...
AttributeValue implementation for Time.
Hold an unsigned integer type.
WifiMode GetNonErpSupported(const WifiRemoteStation *station, uint32_t i) const
Return whether non-ERP mode associated with the specified station at the specified index...
virtual void DoReportDataFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
virtual void SetHtSupported(bool enable)
Enable or disable HT capability support.
void DecreaseRate(AmrrWifiRemoteStation *station)
Decrease the transmission rate to the given station.
hold a list of per-remote-station state.
void IncreaseRate(AmrrWifiRemoteStation *station)
Increase the transmission rate to the given station.
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.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
virtual void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode)
This method is a pure virtual method that must be implemented by the sub-class.
Ptr< const AttributeAccessor > MakeTimeAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method...
static TypeId GetTypeId(void)
static Time Now(void)
Return the current simulation virtual time.
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.
Ptr< const AttributeAccessor > MakeDoubleAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method...
bool IsSuccess(AmrrWifiRemoteStation *station) const
Check if the number of retransmission and transmission error is less than the number of successful tr...
uint8_t GetDefaultTxPowerLevel(void) const
uint32_t GetLongRetryCount(const WifiRemoteStation *station) const
Return the long retry limit of the given station.
uint32_t m_maxSuccessThreshold
virtual void DoReportFinalDataFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
Time Seconds(double value)
Construct a Time in the indicated unit.
void UpdateMode(AmrrWifiRemoteStation *station)
Update the mode used to send to the given station.
bool IsMaxRate(AmrrWifiRemoteStation *station) const
Check if the current rate for the given station is the maximum rate.
bool IsEnough(AmrrWifiRemoteStation *station) const
Check if the number of retransmission, transmission error, and successful transmission are greater th...
uint32_t GetChannelWidth(const WifiRemoteStation *station) const
Return the channel width supported by the station.
virtual void SetVhtSupported(bool enable)
Enable or disable VHT capability support.
This class can be used to hold variables of floating point type such as 'double' or 'float'...
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method...
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
hold per-remote-station state.