12#include "ns3/simulator.h"
13#include "ns3/wifi-tx-vector.h"
15#define Min(a, b) ((a < b) ? a : b)
47 TypeId(
"ns3::OnoeWifiManager")
51 .AddAttribute(
"UpdatePeriod",
52 "The interval between decisions about rate control changes",
56 .AddAttribute(
"RaiseThreshold",
57 "Attempt to raise the rate if we hit that threshold",
61 .AddAttribute(
"AddCreditThreshold",
62 "Add credit threshold",
66 .AddTraceSource(
"Rate",
67 "Traced value for rate changes (b/s)",
69 "ns3::TracedValueCallback::Uint64");
91 NS_FATAL_ERROR(
"WifiRemoteStationManager selected does not support HT rates");
95 NS_FATAL_ERROR(
"WifiRemoteStationManager selected does not support VHT rates");
99 NS_FATAL_ERROR(
"WifiRemoteStationManager selected does not support HE rates");
109 station->m_rateBlocked =
false;
110 station->m_shortRetry = 0;
111 station->m_longRetry = 0;
112 station->m_tx_ok = 0;
113 station->m_tx_err = 0;
114 station->m_tx_retr = 0;
115 station->m_tx_upper = 0;
116 station->m_txrate = 0;
132 station->m_rateBlocked =
true;
141 station->m_rateBlocked =
true;
160 MHz_u dataChannelWidth,
163 NS_LOG_FUNCTION(
this << st << ackSnr << ackMode << dataSnr << dataChannelWidth << +dataNss);
167 station->m_rateBlocked =
false;
177 station->m_rateBlocked =
false;
187 station->m_rateBlocked =
false;
230 if (enough && station->
m_tx_err == 0 &&
289 if (station->m_longRetry < 4)
291 rateIndex = station->m_txrate;
293 else if (station->m_longRetry < 6)
295 if (station->m_txrate > 0)
297 rateIndex = station->m_txrate - 1;
301 rateIndex = station->m_txrate;
304 else if (station->m_longRetry < 8)
306 if (station->m_txrate > 1)
308 rateIndex = station->m_txrate - 2;
312 rateIndex = station->m_txrate;
317 if (station->m_txrate > 2)
319 rateIndex = station->m_txrate - 3;
323 rateIndex = station->m_txrate;
327 if (channelWidth > 20 && channelWidth != 22)
356 if (channelWidth > 20 && channelWidth != 22)
an implementation of the rate control algorithm developed by Atsushi Onoe
WifiRemoteStation * DoCreateStation() const override
void DoInitialize() override
Initialize() implementation.
void UpdateRetry(OnoeWifiRemoteStation *station)
Update the number of retry (both short and long).
Time m_updatePeriod
update period
void DoReportRtsOk(WifiRemoteStation *station, double ctsSnr, WifiMode ctsMode, double rtsSnr) override
This method is a pure virtual method that must be implemented by the sub-class.
TracedValue< uint64_t > m_currentRate
Trace rate changes.
void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode) override
This method is a pure virtual method that must be implemented by the sub-class.
WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station) override
void DoReportRtsFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
void DoReportFinalRtsFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
uint32_t m_addCreditThreshold
add credit threshold
uint32_t m_raiseThreshold
raise threshold
WifiTxVector DoGetDataTxVector(WifiRemoteStation *station, MHz_u allowedWidth) override
static TypeId GetTypeId()
Get the type ID.
void DoReportDataFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
void DoReportFinalDataFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
~OnoeWifiManager() override
void DoReportDataOk(WifiRemoteStation *station, double ackSnr, WifiMode ackMode, double dataSnr, MHz_u dataChannelWidth, uint8_t dataNss) override
This method is a pure virtual method that must be implemented by the sub-class.
void UpdateMode(OnoeWifiRemoteStation *station)
Update the mode.
static Time Now()
Return the current simulation virtual time.
Simulation virtual time values and global simulation resolution.
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Hold an unsigned integer type.
represent a single transmission mode
WifiModulationClass GetModulationClass() const
uint64_t GetDataRate(MHz_u channelWidth, Time guardInterval, uint8_t nss) const
hold a list of per-remote-station state.
uint8_t GetDefaultTxPowerLevel() const
uint8_t GetNSupported(const WifiRemoteStation *station) const
Return the number of modes supported by the given station.
MHz_u GetChannelWidth(const WifiRemoteStation *station) const
Return the channel width supported by the station.
bool GetAggregation(const WifiRemoteStation *station) const
Return whether the given station supports A-MPDU.
bool GetHtSupported() const
Return whether the device has HT capability support enabled on the link this manager is associated wi...
WifiMode GetNonErpSupported(const WifiRemoteStation *station, uint8_t i) const
Return whether non-ERP mode associated with the specified station at the specified index.
bool GetUseNonErpProtection() const
Return whether the device supports protection of non-ERP stations.
bool GetVhtSupported() const
Return whether the device has VHT capability support enabled on the link this manager is associated w...
bool GetShortPreambleEnabled() const
Return whether the device uses short PHY preambles.
WifiMode GetSupported(const WifiRemoteStation *station, uint8_t i) const
Return whether mode associated with the specified station at the specified index.
bool GetHeSupported() const
Return whether the device has HE capability support enabled.
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Time NanoSeconds(uint64_t value)
Construct a Time in the indicated unit.
Time Seconds(double value)
Construct a Time in the indicated unit.
Ptr< const TraceSourceAccessor > MakeTraceSourceAccessor(T a)
Create a TraceSourceAccessor which will control access to the underlying trace source.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Ptr< const AttributeChecker > MakeUintegerChecker()
Ptr< const AttributeAccessor > MakeTimeAccessor(T1 a1)
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
WifiPreamble GetPreambleForTransmission(WifiModulationClass modulation, bool useShortPreamble)
Return the preamble to be used for the transmission.
Ptr< const AttributeChecker > MakeTimeChecker()
Helper to make an unbounded Time checker.
hold per-remote-station state for ONOE Wifi manager.
uint32_t m_tx_retr
transmit retry
uint32_t m_shortRetry
short retry
uint8_t m_txrate
transmit rate
bool m_rateBlocked
whether the rate cannot be changed
Time m_nextModeUpdate
next mode update
uint32_t m_longRetry
long retry
uint32_t m_tx_ok
transmit OK
uint32_t m_tx_upper
transmit upper
uint32_t m_tx_err
transmit error
hold per-remote-station state.