A Discrete-Event Network Simulator
API
parf-wifi-manager.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2014 Universidad de la Rep├║blica - Uruguay
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation;
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Author: Matias Richart <mrichart@fing.edu.uy>
19  */
20 
21 #include "ns3/log.h"
22 #include "ns3/uinteger.h"
23 #include "ns3/data-rate.h"
24 #include "parf-wifi-manager.h"
25 #include "ns3/wifi-phy.h"
26 
27 #define Min(a,b) ((a < b) ? a : b)
28 
29 namespace ns3 {
30 
31 NS_LOG_COMPONENT_DEFINE ("ParfWifiManager");
32 
40 {
41  uint32_t m_nAttempt;
42  uint32_t m_nSuccess;
43  uint32_t m_nFail;
46  uint32_t m_nRetry;
47  uint8_t m_prevRateIndex;
48  uint8_t m_rateIndex;
49  uint8_t m_prevPowerLevel;
50  uint8_t m_powerLevel;
51  uint8_t m_nSupported;
53 };
54 
56 
57 TypeId
59 {
60  static TypeId tid = TypeId ("ns3::ParfWifiManager")
62  .SetGroupName ("Wifi")
63  .AddConstructor<ParfWifiManager> ()
64  .AddAttribute ("AttemptThreshold",
65  "The minimum number of transmission attempts to try a new power or rate.",
66  UintegerValue (15),
68  MakeUintegerChecker<uint32_t> ())
69  .AddAttribute ("SuccessThreshold",
70  "The minimum number of successful transmissions to try a new power or rate.",
71  UintegerValue (10),
73  MakeUintegerChecker<uint32_t> ())
74  .AddTraceSource ("PowerChange",
75  "The transmission power has change",
77  "ns3::WifiRemoteStationManager::PowerChangeTracedCallback")
78  .AddTraceSource ("RateChange",
79  "The transmission rate has change",
81  "ns3::WifiRemoteStationManager::RateChangeTracedCallback")
82  ;
83  return tid;
84 }
85 
87 {
88  NS_LOG_FUNCTION (this);
89 }
90 
92 {
93  NS_LOG_FUNCTION (this);
94 }
95 
96 void
98 {
99  NS_LOG_FUNCTION (this << phy);
100  m_minPower = 0;
101  m_maxPower = phy->GetNTxPower () - 1;
103 }
104 
105 void
107 {
108  NS_LOG_FUNCTION (this);
109  if (GetHtSupported ())
110  {
111  NS_FATAL_ERROR ("WifiRemoteStationManager selected does not support HT rates");
112  }
113  if (GetVhtSupported ())
114  {
115  NS_FATAL_ERROR ("WifiRemoteStationManager selected does not support VHT rates");
116  }
117  if (GetHeSupported ())
118  {
119  NS_FATAL_ERROR ("WifiRemoteStationManager selected does not support HE rates");
120  }
121 }
122 
125 {
126  NS_LOG_FUNCTION (this);
128 
129  station->m_nSuccess = 0;
130  station->m_nFail = 0;
131  station->m_usingRecoveryRate = false;
132  station->m_usingRecoveryPower = false;
133  station->m_initialized = false;
134  station->m_nRetry = 0;
135  station->m_nAttempt = 0;
136 
137  NS_LOG_DEBUG ("create station=" << station << ", timer=" << station->m_nAttempt
138  << ", rate=" << +station->m_rateIndex << ", power=" << +station->m_powerLevel);
139 
140  return station;
141 }
142 
143 void
145 {
146  if (!station->m_initialized)
147  {
148  station->m_nSupported = GetNSupported (station);
149  station->m_rateIndex = station->m_nSupported - 1;
150  station->m_prevRateIndex = station->m_nSupported - 1;
151  station->m_powerLevel = m_maxPower;
152  station->m_prevPowerLevel = m_maxPower;
153  WifiMode mode = GetSupported (station, station->m_rateIndex);
154  uint16_t channelWidth = GetChannelWidth (station);
155  DataRate rate = DataRate (mode.GetDataRate (channelWidth));
156  double power = GetPhy ()->GetPowerDbm (m_maxPower);
157  m_powerChange (power, power, station->m_state->m_address);
158  m_rateChange (rate, rate, station->m_state->m_address);
159  station->m_initialized = true;
160  }
161 }
162 
163 void
165 {
166  NS_LOG_FUNCTION (this << station);
167 }
168 
169 /*
170  * It is important to realize that "recovery" mode starts after failure of
171  * the first transmission after a rate increase and ends at the first successful
172  * transmission. Specifically, recovery mode spans retransmissions boundaries.
173  * Fundamentally, ARF handles each data transmission independently, whether it
174  * is the initial transmission of a packet or the retransmission of a packet.
175  * The fundamental reason for this is that there is a backoff between each data
176  * transmission, be it an initial transmission or a retransmission.
177  */
178 void
180 {
181  NS_LOG_FUNCTION (this << st);
182  ParfWifiRemoteStation *station = static_cast<ParfWifiRemoteStation*> (st);
183  CheckInit (station);
184  station->m_nAttempt++;
185  station->m_nFail++;
186  station->m_nRetry++;
187  station->m_nSuccess = 0;
188 
189  NS_LOG_DEBUG ("station=" << station << " data fail retry=" << station->m_nRetry << ", timer=" << station->m_nAttempt
190  << ", rate=" << +station->m_rateIndex << ", power=" << +station->m_powerLevel);
191  if (station->m_usingRecoveryRate)
192  {
193  NS_ASSERT (station->m_nRetry >= 1);
194  if (station->m_nRetry == 1)
195  {
196  //need recovery fallback
197  if (station->m_rateIndex != 0)
198  {
199  NS_LOG_DEBUG ("station=" << station << " dec rate");
200  station->m_rateIndex--;
201  station->m_usingRecoveryRate = false;
202  }
203  }
204  station->m_nAttempt = 0;
205  }
206  else if (station->m_usingRecoveryPower)
207  {
208  NS_ASSERT (station->m_nRetry >= 1);
209  if (station->m_nRetry == 1)
210  {
211  //need recovery fallback
212  if (station->m_powerLevel < m_maxPower)
213  {
214  NS_LOG_DEBUG ("station=" << station << " inc power");
215  station->m_powerLevel++;
216  station->m_usingRecoveryPower = false;
217  }
218  }
219  station->m_nAttempt = 0;
220  }
221  else
222  {
223  NS_ASSERT (station->m_nRetry >= 1);
224  if (((station->m_nRetry - 1) % 2) == 1)
225  {
226  //need normal fallback
227  if (station->m_powerLevel == m_maxPower)
228  {
229  if (station->m_rateIndex != 0)
230  {
231  NS_LOG_DEBUG ("station=" << station << " dec rate");
232  station->m_rateIndex--;
233  }
234  }
235  else
236  {
237  NS_LOG_DEBUG ("station=" << station << " inc power");
238  station->m_powerLevel++;
239  }
240  }
241  if (station->m_nRetry >= 2)
242  {
243  station->m_nAttempt = 0;
244  }
245  }
246 }
247 
248 void
250  double rxSnr, WifiMode txMode)
251 {
252  NS_LOG_FUNCTION (this << station << rxSnr << txMode);
253 }
254 
256  double ctsSnr, WifiMode ctsMode, double rtsSnr)
257 {
258  NS_LOG_FUNCTION (this << station << ctsSnr << ctsMode << rtsSnr);
259 }
260 
262  double dataSnr, uint16_t dataChannelWidth, uint8_t dataNss)
263 {
264  NS_LOG_FUNCTION (this << st << ackSnr << ackMode << dataSnr << dataChannelWidth << +dataNss);
265  ParfWifiRemoteStation *station = static_cast<ParfWifiRemoteStation*> (st);
266  CheckInit (station);
267  station->m_nAttempt++;
268  station->m_nSuccess++;
269  station->m_nFail = 0;
270  station->m_usingRecoveryRate = false;
271  station->m_usingRecoveryPower = false;
272  station->m_nRetry = 0;
273  NS_LOG_DEBUG ("station=" << station << " data ok success=" << station->m_nSuccess << ", timer=" << station->m_nAttempt << ", rate=" << +station->m_rateIndex << ", power=" << +station->m_powerLevel);
274  if ((station->m_nSuccess == m_successThreshold
275  || station->m_nAttempt == m_attemptThreshold)
276  && (station->m_rateIndex < (station->m_state->m_operationalRateSet.size () - 1)))
277  {
278  NS_LOG_DEBUG ("station=" << station << " inc rate");
279  station->m_rateIndex++;
280  station->m_nAttempt = 0;
281  station->m_nSuccess = 0;
282  station->m_usingRecoveryRate = true;
283  }
284  else if (station->m_nSuccess == m_successThreshold || station->m_nAttempt == m_attemptThreshold)
285  {
286  //we are at the maximum rate, we decrease power
287  if (station->m_powerLevel != m_minPower)
288  {
289  NS_LOG_DEBUG ("station=" << station << " dec power");
290  station->m_powerLevel--;
291  }
292  station->m_nAttempt = 0;
293  station->m_nSuccess = 0;
294  station->m_usingRecoveryPower = true;
295  }
296 }
297 
298 void
300 {
301  NS_LOG_FUNCTION (this << station);
302 }
303 
304 void
306 {
307  NS_LOG_FUNCTION (this << station);
308 }
309 
312 {
313  NS_LOG_FUNCTION (this << st);
314  ParfWifiRemoteStation *station = static_cast<ParfWifiRemoteStation*> (st);
315  uint16_t channelWidth = GetChannelWidth (station);
316  if (channelWidth > 20 && channelWidth != 22)
317  {
318  channelWidth = 20;
319  }
320  CheckInit (station);
321  WifiMode mode = GetSupported (station, station->m_rateIndex);
322  DataRate rate = DataRate (mode.GetDataRate (channelWidth));
323  DataRate prevRate = DataRate (GetSupported (station, station->m_prevRateIndex).GetDataRate (channelWidth));
324  double power = GetPhy ()->GetPowerDbm (station->m_powerLevel);
325  double prevPower = GetPhy ()->GetPowerDbm (station->m_prevPowerLevel);
326  if (station->m_prevPowerLevel != station->m_powerLevel)
327  {
328  m_powerChange (prevPower, power, station->m_state->m_address);
329  station->m_prevPowerLevel = station->m_powerLevel;
330  }
331  if (station->m_prevRateIndex != station->m_rateIndex)
332  {
333  m_rateChange (prevRate, rate, station->m_state->m_address);
334  station->m_prevRateIndex = station->m_rateIndex;
335  }
336  return WifiTxVector (mode, station->m_powerLevel, GetPreambleForTransmission (mode.GetModulationClass (), GetShortPreambleEnabled ()), 800, 1, 1, 0, channelWidth, GetAggregation (station));
337 }
338 
341 {
342  NS_LOG_FUNCTION (this << st);
345  ParfWifiRemoteStation *station = static_cast<ParfWifiRemoteStation*> (st);
346  uint16_t channelWidth = GetChannelWidth (station);
347  if (channelWidth > 20 && channelWidth != 22)
348  {
349  channelWidth = 20;
350  }
351  WifiTxVector rtsTxVector;
352  WifiMode mode;
353  if (GetUseNonErpProtection () == false)
354  {
355  mode = GetSupported (station, 0);
356  }
357  else
358  {
359  mode = GetNonErpSupported (station, 0);
360  }
361  rtsTxVector = WifiTxVector (mode, GetDefaultTxPowerLevel (), GetPreambleForTransmission (mode.GetModulationClass (), GetShortPreambleEnabled ()), 800, 1, 1, 0, channelWidth, GetAggregation (station));
362  return rtsTxVector;
363 }
364 
365 } //namespace ns3
ns3::TypeId
a unique identifier for an interface.
Definition: type-id.h:59
ns3::WifiRemoteStationManager::GetDefaultTxPowerLevel
uint8_t GetDefaultTxPowerLevel(void) const
Definition: wifi-remote-station-manager.cc:1206
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
ns3::ParfWifiRemoteStation
Hold per-remote-station state for PARF Wifi manager.
Definition: parf-wifi-manager.cc:40
ns3::ParfWifiRemoteStation::m_powerLevel
uint8_t m_powerLevel
Current power level used by the remote station.
Definition: parf-wifi-manager.cc:50
ns3::ParfWifiManager::DoCreateStation
WifiRemoteStation * DoCreateStation(void) const override
Definition: parf-wifi-manager.cc:124
ns3::ParfWifiRemoteStation::m_initialized
bool m_initialized
For initializing variables.
Definition: parf-wifi-manager.cc:52
NS_OBJECT_ENSURE_REGISTERED
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Definition: object-base.h:45
NS_ASSERT
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
Definition: assert.h:67
ns3::WifiRemoteStationManager::GetUseNonErpProtection
bool GetUseNonErpProtection(void) const
Return whether the device supports protection of non-ERP stations.
Definition: wifi-remote-station-manager.cc:1051
ns3::ParfWifiManager::m_rateChange
TracedCallback< DataRate, DataRate, Mac48Address > m_rateChange
The trace source fired when the transmission rate changes.
Definition: parf-wifi-manager.h:101
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::WifiRemoteStationManager::GetSupported
WifiMode GetSupported(const WifiRemoteStation *station, uint8_t i) const
Return whether mode associated with the specified station at the specified index.
Definition: wifi-remote-station-manager.cc:1635
ns3::ParfWifiRemoteStation::m_nAttempt
uint32_t m_nAttempt
Number of transmission attempts.
Definition: parf-wifi-manager.cc:41
ns3::ParfWifiManager::m_successThreshold
uint32_t m_successThreshold
The minimum number of successful transmissions to try a new power or rate.
Definition: parf-wifi-manager.h:80
ns3::WifiMode::GetModulationClass
WifiModulationClass GetModulationClass() const
Definition: wifi-mode.cc:159
ns3::ParfWifiRemoteStation::m_nFail
uint32_t m_nFail
Number of failed transmission attempts.
Definition: parf-wifi-manager.cc:43
ns3::WifiRemoteStationManager
hold a list of per-remote-station state.
Definition: wifi-remote-station-manager.h:121
ns3::ParfWifiManager::ParfWifiManager
ParfWifiManager()
Definition: parf-wifi-manager.cc:86
ns3::WifiRemoteStationManager::GetHtSupported
bool GetHtSupported(void) const
Return whether the device has HT capability support enabled.
Definition: wifi-remote-station-manager.cc:232
ns3::WifiRemoteStationManager::GetVhtSupported
bool GetVhtSupported(void) const
Return whether the device has VHT capability support enabled.
Definition: wifi-remote-station-manager.cc:244
ns3::WifiRemoteStationManager::GetNSupported
uint8_t GetNSupported(const WifiRemoteStation *station) const
Return the number of modes supported by the given station.
Definition: wifi-remote-station-manager.cc:1743
ns3::WifiTxVector
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
Definition: wifi-tx-vector.h:71
ns3::WifiPhy::GetPowerDbm
double GetPowerDbm(uint8_t power) const
Get the power of the given power level in dBm.
Definition: wifi-phy.cc:840
ns3::ParfWifiManager::GetTypeId
static TypeId GetTypeId(void)
Register this type.
Definition: parf-wifi-manager.cc:58
ns3::TypeId::SetParent
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Definition: type-id.cc:923
ns3::WifiRemoteStationManager::GetShortPreambleEnabled
bool GetShortPreambleEnabled(void) const
Return whether the device uses short PHY preambles.
Definition: wifi-remote-station-manager.cc:226
ns3::MakeTraceSourceAccessor
Ptr< const TraceSourceAccessor > MakeTraceSourceAccessor(T a)
Create a TraceSourceAccessor which will control access to the underlying trace source.
Definition: trace-source-accessor.h:202
ns3::WifiRemoteStationManager::GetPhy
Ptr< WifiPhy > GetPhy(void) const
Return the WifiPhy.
Definition: wifi-remote-station-manager.cc:1731
ns3::ParfWifiRemoteStation::m_nRetry
uint32_t m_nRetry
Number of transmission retries.
Definition: parf-wifi-manager.cc:46
ns3::Ptr< WifiPhy >
NS_FATAL_ERROR
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
Definition: fatal-error.h:165
ns3::DataRate
Class for representing data rates.
Definition: data-rate.h:89
ns3::ParfWifiRemoteStation::m_rateIndex
uint8_t m_rateIndex
Current rate index used by the remote station.
Definition: parf-wifi-manager.cc:48
ns3::ParfWifiManager::DoGetRtsTxVector
WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station) override
Definition: parf-wifi-manager.cc:340
ns3::WifiMode
represent a single transmission mode
Definition: wifi-mode.h:48
ns3::ParfWifiManager::m_attemptThreshold
uint32_t m_attemptThreshold
The minimum number of transmission attempts to try a new power or rate.
Definition: parf-wifi-manager.h:79
ns3::ParfWifiManager::DoReportRtsOk
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.
Definition: parf-wifi-manager.cc:255
ns3::ParfWifiManager::DoReportFinalRtsFailed
void DoReportFinalRtsFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
Definition: parf-wifi-manager.cc:299
ns3::WifiRemoteStationManager::SetupPhy
virtual void SetupPhy(const Ptr< WifiPhy > phy)
Set up PHY associated with this device since it is the object that knows the full set of transmit rat...
Definition: wifi-remote-station-manager.cc:142
ns3::ParfWifiManager::SetupPhy
void SetupPhy(const Ptr< WifiPhy > phy) override
Set up PHY associated with this device since it is the object that knows the full set of transmit rat...
Definition: parf-wifi-manager.cc:97
ns3::ParfWifiManager::~ParfWifiManager
virtual ~ParfWifiManager()
Definition: parf-wifi-manager.cc:91
ns3::ParfWifiManager::DoReportRtsFailed
void DoReportRtsFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
Definition: parf-wifi-manager.cc:164
parf-wifi-manager.h
ns3::ParfWifiManager::DoReportRxOk
void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode) override
This method is a pure virtual method that must be implemented by the sub-class.
Definition: parf-wifi-manager.cc:249
ns3::ParfWifiManager::CheckInit
void CheckInit(ParfWifiRemoteStation *station)
Check for initializations.
Definition: parf-wifi-manager.cc:144
ns3::GetPreambleForTransmission
WifiPreamble GetPreambleForTransmission(WifiModulationClass modulation, bool useShortPreamble)
Return the preamble to be used for the transmission.
Definition: wifi-utils.cc:116
ns3::ParfWifiManager::m_minPower
uint8_t m_minPower
Minimal power level.
Definition: parf-wifi-manager.h:87
ns3::WifiRemoteStation
hold per-remote-station state.
Definition: wifi-remote-station-manager.h:62
ns3::ParfWifiRemoteStation::m_usingRecoveryRate
bool m_usingRecoveryRate
If using recovery rate.
Definition: parf-wifi-manager.cc:44
ns3::WifiRemoteStationManager::GetAggregation
bool GetAggregation(const WifiRemoteStation *station) const
Return whether the given station supports A-MPDU.
Definition: wifi-remote-station-manager.cc:1707
ns3::ParfWifiRemoteStation::m_prevRateIndex
uint8_t m_prevRateIndex
Rate index of the previous transmission.
Definition: parf-wifi-manager.cc:47
NS_LOG_DEBUG
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
Definition: log.h:273
ns3::TracedValueCallback::DataRate
void(* DataRate)(DataRate oldValue, DataRate newValue)
TracedValue callback signature for DataRate.
Definition: data-rate.h:329
ns3::WifiRemoteStation::m_state
WifiRemoteStationState * m_state
Remote station state.
Definition: wifi-remote-station-manager.h:63
ns3::ParfWifiManager::DoReportDataFailed
void DoReportDataFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
Definition: parf-wifi-manager.cc:179
ns3::WifiRemoteStationManager::GetNonErpSupported
WifiMode GetNonErpSupported(const WifiRemoteStation *station, uint8_t i) const
Return whether non-ERP mode associated with the specified station at the specified index.
Definition: wifi-remote-station-manager.cc:1649
ns3::ParfWifiManager::DoGetDataTxVector
WifiTxVector DoGetDataTxVector(WifiRemoteStation *station) override
Definition: parf-wifi-manager.cc:311
NS_LOG_FUNCTION
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
Definition: log-macros-enabled.h:244
ns3::ParfWifiRemoteStation::m_nSupported
uint8_t m_nSupported
Number of supported rates by the remote station.
Definition: parf-wifi-manager.cc:51
ns3::ParfWifiManager::m_powerChange
TracedCallback< double, double, Mac48Address > m_powerChange
The trace source fired when the transmission power changes.
Definition: parf-wifi-manager.h:97
ns3::ParfWifiManager::DoInitialize
void DoInitialize(void) override
Initialize() implementation.
Definition: parf-wifi-manager.cc:106
ns3::UintegerValue
Hold an unsigned integer type.
Definition: uinteger.h:44
ns3::WifiRemoteStationState::m_operationalRateSet
WifiModeList m_operationalRateSet
This member is the list of WifiMode objects that comprise the OperationalRateSet parameter for this r...
Definition: wifi-remote-station-manager.h:93
ns3::ParfWifiRemoteStation::m_nSuccess
uint32_t m_nSuccess
Number of successful transmission attempts.
Definition: parf-wifi-manager.cc:42
ns3::ParfWifiManager
PARF Rate control algorithm.
Definition: parf-wifi-manager.h:44
ns3::WifiRemoteStationState::m_address
Mac48Address m_address
Mac48Address of the remote station.
Definition: wifi-remote-station-manager.h:95
ns3::ParfWifiManager::m_maxPower
uint8_t m_maxPower
Maximal power level.
Definition: parf-wifi-manager.h:92
ns3::WifiRemoteStationManager::GetChannelWidth
uint16_t GetChannelWidth(const WifiRemoteStation *station) const
Return the channel width supported by the station.
Definition: wifi-remote-station-manager.cc:1683
ns3::WifiMode::GetDataRate
uint64_t GetDataRate(uint16_t channelWidth, uint16_t guardInterval, uint8_t nss) const
Definition: wifi-mode.cc:100
ns3::MakeUintegerAccessor
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Definition: uinteger.h:45
ns3::ParfWifiRemoteStation::m_usingRecoveryPower
bool m_usingRecoveryPower
If using recovery power.
Definition: parf-wifi-manager.cc:45
ns3::ParfWifiManager::DoReportFinalDataFailed
void DoReportFinalDataFailed(WifiRemoteStation *station) override
This method is a pure virtual method that must be implemented by the sub-class.
Definition: parf-wifi-manager.cc:305
ns3::WifiRemoteStationManager::GetHeSupported
bool GetHeSupported(void) const
Return whether the device has HE capability support enabled.
Definition: wifi-remote-station-manager.cc:256
third.phy
phy
Definition: third.py:93
ns3::ParfWifiRemoteStation::m_prevPowerLevel
uint8_t m_prevPowerLevel
Power level of the previous transmission.
Definition: parf-wifi-manager.cc:49
ns3::ParfWifiManager::DoReportDataOk
void DoReportDataOk(WifiRemoteStation *station, double ackSnr, WifiMode ackMode, double dataSnr, uint16_t dataChannelWidth, uint8_t dataNss) override
This method is a pure virtual method that must be implemented by the sub-class.
Definition: parf-wifi-manager.cc:261