A Discrete-Event Network Simulator
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wifi-remote-station-manager.h
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2 /*
3  * Copyright (c) 2005,2006,2007 INRIA
4  *
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18  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
19  */
20 
21 #ifndef WIFI_REMOTE_STATION_MANAGER_H
22 #define WIFI_REMOTE_STATION_MANAGER_H
23 
24 #include <array>
25 #include "ns3/traced-callback.h"
26 #include "ns3/object.h"
27 #include "ns3/data-rate.h"
28 #include "ns3/mac48-address.h"
29 #include "wifi-mode.h"
30 #include "wifi-utils.h"
31 #include "qos-utils.h"
33 #include "ns3/ht-capabilities.h"
34 #include "ns3/vht-capabilities.h"
35 #include "ns3/he-capabilities.h"
36 
37 namespace ns3 {
38 
39 class WifiPhy;
40 class WifiMac;
41 class WifiMacHeader;
42 class Packet;
43 class WifiMacQueueItem;
44 class WifiTxVector;
45 
46 struct WifiRemoteStationState;
47 struct RxSignalInfo;
48 
61 {
62  virtual ~WifiRemoteStation () {};
64  std::pair<double, Time> m_rssiAndUpdateTimePair;
65 };
66 
71 {
75  enum
76  {
81  } m_state;
82 
99 
100  uint16_t m_channelWidth;
101  uint16_t m_guardInterval;
102  uint8_t m_ness;
107 };
108 
116 {
117 public:
122  static TypeId GetTypeId (void);
123 
125  virtual ~WifiRemoteStationManager ();
126 
129  {
132  };
133 
137  typedef std::vector <WifiRemoteStation *> Stations;
141  typedef std::vector <WifiRemoteStationState *> StationStates;
142 
149  virtual void SetupPhy (const Ptr<WifiPhy> phy);
156  virtual void SetupMac (const Ptr<WifiMac> mac);
157 
163  void SetMaxSsrc (uint32_t maxSsrc);
169  void SetMaxSlrc (uint32_t maxSlrc);
175  void SetRtsCtsThreshold (uint32_t threshold);
176 
182  uint32_t GetFragmentationThreshold (void) const;
189  void SetFragmentationThreshold (uint32_t threshold);
190 
197  void SetQosSupport (Mac48Address from, bool qosSupported);
204  void AddStationHtCapabilities (Mac48Address from, HtCapabilities htCapabilities);
211  void AddStationVhtCapabilities (Mac48Address from, VhtCapabilities vhtCapabilities);
218  void AddStationHeCapabilities (Mac48Address from, HeCapabilities heCapabilities);
245  bool GetHtSupported (void) const;
251  bool GetVhtSupported (void) const;
257  bool GetHeSupported (void) const;
263  void SetPcfSupported (bool enable);
269  bool GetPcfSupported (void) const;
275  bool GetLdpcSupported (void) const;
281  bool GetShortGuardIntervalSupported (void) const;
287  uint16_t GetGuardInterval (void) const;
293  void SetUseNonErpProtection (bool enable);
300  bool GetUseNonErpProtection (void) const;
306  void SetUseNonHtProtection (bool enable);
313  bool GetUseNonHtProtection (void) const;
319  void SetShortPreambleEnabled (bool enable);
326  bool GetShortPreambleEnabled (void) const;
332  void SetShortSlotTimeEnabled (bool enable);
339  bool GetShortSlotTimeEnabled (void) const;
340 
344  void Reset (void);
345 
353  void AddBasicMode (WifiMode mode);
359  WifiMode GetDefaultMode (void) const;
365  uint8_t GetNBasicModes (void) const;
373  WifiMode GetBasicMode (uint8_t i) const;
379  uint32_t GetNNonErpBasicModes (void) const;
387  WifiMode GetNonErpBasicMode (uint8_t i) const;
423  bool GetQosSupported (Mac48Address address) const;
430  void AddBasicMcs (WifiMode mcs);
436  WifiMode GetDefaultMcs (void) const;
442  uint8_t GetNBasicMcs (void) const;
450  WifiMode GetBasicMcs (uint8_t i) const;
490  uint8_t GetNMcsSupported (Mac48Address address) const;
499  bool GetHtSupported (Mac48Address address) const;
508  bool GetVhtSupported (Mac48Address address) const;
517  bool GetHeSupported (Mac48Address address) const;
518 
524  WifiMode GetNonUnicastMode (void) const;
525 
564  void AddSupportedPhyPreamble (Mac48Address address, bool isShortPreambleSupported);
571  void AddSupportedErpSlotTime (Mac48Address address, bool isShortSlotTimeSupported);
580  bool IsBrandNew (Mac48Address address) const;
589  bool IsAssociated (Mac48Address address) const;
599  bool IsWaitAssocTxOk (Mac48Address address) const;
627 
649  WifiTxVector GetCtsTxVector (Mac48Address to, WifiMode rtsTxMode) const;
666  WifiTxVector GetAckTxVector (Mac48Address to, WifiMode dataTxMode) const;
675  WifiTxVector GetBlockAckTxVector (Mac48Address to, WifiMode dataTxMode) const;
682  WifiMode GetControlAnswerMode (WifiMode reqMode) const;
683 
690  void ReportRtsFailed (const WifiMacHeader& header);
708  void ReportRtsOk (const WifiMacHeader& header,
709  double ctsSnr, WifiMode ctsMode, double rtsSnr);
720  void ReportDataOk (Ptr<const WifiMacQueueItem> mpdu, double ackSnr,
721  WifiMode ackMode, double dataSnr, WifiTxVector dataTxVector);
728  void ReportFinalRtsFailed (const WifiMacHeader& header);
748  void ReportAmpduTxStatus (Mac48Address address, uint16_t nSuccessfulMpdus, uint16_t nFailedMpdus,
749  double rxSnr, double dataSnr, WifiTxVector dataTxVector);
750 
758  void ReportRxOk (Mac48Address address, RxSignalInfo rxSignalInfo, WifiMode txMode);
759 
767  bool NeedRts (const WifiMacHeader &header, uint32_t size);
776  bool NeedCtsToSelf (WifiTxVector txVector);
777 
798  uint32_t GetFragmentSize (Ptr<const WifiMacQueueItem> mpdu, uint32_t fragmentNumber);
805  uint32_t GetFragmentOffset (Ptr<const WifiMacQueueItem> mpdu, uint32_t fragmentNumber);
812  bool IsLastFragment (Ptr<const WifiMacQueueItem> mpdu, uint32_t fragmentNumber);
813 
817  uint8_t GetDefaultTxPowerLevel (void) const;
833  double GetMostRecentRssi (Mac48Address address) const;
839  void SetDefaultTxPowerLevel (uint8_t txPower);
843  uint8_t GetNumberOfAntennas (void) const;
847  uint8_t GetMaxNumberOfTransmitStreams (void) const;
855  bool UseLdpcForDestination (Mac48Address dest) const;
856 
864  typedef void (*PowerChangeTracedCallback)(double oldPower, double newPower, Mac48Address remoteAddress);
865 
873  typedef void (*RateChangeTracedCallback)(DataRate oldRate, DataRate newRate, Mac48Address remoteAddress);
874 
880  Ptr<WifiPhy> GetPhy (void) const;
886  Ptr<WifiMac> GetMac (void) const;
887 
888 
889 protected:
890  virtual void DoDispose (void);
899  WifiMode GetSupported (const WifiRemoteStation *station, uint8_t i) const;
907  uint8_t GetNSupported (const WifiRemoteStation *station) const;
916  bool GetQosSupported (const WifiRemoteStation *station) const;
925  bool GetHtSupported (const WifiRemoteStation *station) const;
934  bool GetVhtSupported (const WifiRemoteStation *station) const;
943  bool GetHeSupported (const WifiRemoteStation *station) const;
953  WifiMode GetMcsSupported (const WifiRemoteStation *station, uint8_t i) const;
961  uint8_t GetNMcsSupported (const WifiRemoteStation *station) const;
970  WifiMode GetNonErpSupported (const WifiRemoteStation *station, uint8_t i) const;
978  uint32_t GetNNonErpSupported (const WifiRemoteStation *station) const;
986  Mac48Address GetAddress (const WifiRemoteStation *station) const;
994  uint16_t GetChannelWidth (const WifiRemoteStation *station) const;
1003  bool GetShortGuardIntervalSupported (const WifiRemoteStation *station) const;
1011  uint16_t GetGuardInterval (const WifiRemoteStation *station) const;
1020  bool GetAggregation (const WifiRemoteStation *station) const;
1021 
1029  uint8_t GetNumberOfSupportedStreams (const WifiRemoteStation *station) const;
1037  uint8_t GetNess (const WifiRemoteStation *station) const;
1038 
1039 
1040 private:
1052  virtual bool DoNeedRts (WifiRemoteStation *station,
1053  uint32_t size, bool normally);
1065  virtual bool DoNeedRetransmission (WifiRemoteStation *station,
1066  Ptr<const Packet> packet, bool normally);
1078  virtual bool DoNeedFragmentation (WifiRemoteStation *station,
1079  Ptr<const Packet> packet, bool normally);
1083  virtual WifiRemoteStation* DoCreateStation (void) const = 0;
1092  virtual WifiTxVector DoGetDataTxVector (WifiRemoteStation *station) = 0;
1101  virtual WifiTxVector DoGetRtsTxVector (WifiRemoteStation *station) = 0;
1102 
1109  virtual void DoReportRtsFailed (WifiRemoteStation *station) = 0;
1116  virtual void DoReportDataFailed (WifiRemoteStation *station) = 0;
1126  virtual void DoReportRtsOk (WifiRemoteStation *station,
1127  double ctsSnr, WifiMode ctsMode, double rtsSnr) = 0;
1139  virtual void DoReportDataOk (WifiRemoteStation *station, double ackSnr, WifiMode ackMode,
1140  double dataSnr, uint16_t dataChannelWidth, uint8_t dataNss) = 0;
1147  virtual void DoReportFinalRtsFailed (WifiRemoteStation *station) = 0;
1154  virtual void DoReportFinalDataFailed (WifiRemoteStation *station) = 0;
1163  virtual void DoReportRxOk (WifiRemoteStation *station,
1164  double rxSnr, WifiMode txMode) = 0;
1180  virtual void DoReportAmpduTxStatus (WifiRemoteStation *station, uint16_t nSuccessfulMpdus, uint16_t nFailedMpdus,
1181  double rxSnr, double dataSnr, uint16_t dataChannelWidth, uint8_t dataNss);
1182 
1198 
1205  void DoSetFragmentationThreshold (uint32_t threshold);
1211  uint32_t DoGetFragmentationThreshold (void) const;
1220 
1238 
1249 
1252 
1255 
1257  uint32_t m_maxSsrc;
1258  uint32_t m_maxSlrc;
1269 
1270  std::array<uint32_t, AC_BE_NQOS> m_ssrc;
1271  std::array<uint32_t, AC_BE_NQOS> m_slrc;
1272 
1291 };
1292 
1293 } //namespace ns3
1294 
1295 #endif /* WIFI_REMOTE_STATION_MANAGER_H */
std::array< uint32_t, AC_BE_NQOS > m_ssrc
short retry count per AC
uint8_t GetNMcsSupported(Mac48Address address) const
Return the number of MCS supported by the station.
bool m_useNonHtProtection
flag if protection for non-HT stations against HT transmissions is enabled
bool m_shortPreamble
Flag if short PHY preamble is supported by the remote station.
void AddSupportedMcs(Mac48Address address, WifiMode mcs)
Record the MCS index supported by the station.
Ptr< WifiMac > GetMac(void) const
Return the WifiMac.
void SetDefaultTxPowerLevel(uint8_t txPower)
Set the default transmission power level.
bool GetVhtSupported(void) const
Return whether the device has VHT capability support enabled.
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
uint8_t GetNSupported(const WifiRemoteStation *station) const
Return the number of modes supported by the given station.
std::vector< WifiRemoteStationState * > StationStates
A vector of WifiRemoteStationStates.
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
void(* PowerChangeTracedCallback)(double oldPower, double newPower, Mac48Address remoteAddress)
TracedCallback signature for power change events.
uint32_t m_rtsCtsThreshold
Threshold for RTS/CTS.
bool m_shortSlotTimeEnabled
flag if short slot time is enabled
bool GetShortPreambleSupported(Mac48Address address) const
Return whether the station supports short PHY preamble or not.
void AddAllSupportedMcs(Mac48Address address)
Invoked in a STA or AP to store all of the MCS supported by a destination which is also supported loc...
std::array< uint32_t, AC_BE_NQOS > m_slrc
long retry count per AC
void RecordWaitAssocTxOk(Mac48Address address)
Records that we are waiting for an ACK for the association response we sent.
virtual void DoReportRtsFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
WifiMode m_nonUnicastMode
Transmission mode for non-unicast Data frames.
WifiTxVector GetBlockAckTxVector(Mac48Address to, WifiMode dataTxMode) const
Return a TXVECTOR for the BlockAck frame given the destination and the mode of the Data used by the s...
Forward calls to a chain of Callback.
void AddStationVhtCapabilities(Mac48Address from, VhtCapabilities vhtCapabilities)
Records VHT capabilities of the remote station.
void ReportFinalDataFailed(Ptr< const WifiMacQueueItem > mpdu)
Should be invoked after calling ReportDataFailed if NeedRetransmission returns false.
bool GetHeSupported(void) const
Return whether the device has HE capability support enabled.
void ReportAmpduTxStatus(Mac48Address address, uint16_t nSuccessfulMpdus, uint16_t nFailedMpdus, double rxSnr, double dataSnr, WifiTxVector dataTxVector)
Typically called per A-MPDU, either when a Block ACK was successfully received or when a BlockAckTime...
Ptr< const HeCapabilities > m_heCapabilities
remote station HE capabilities
WifiMode GetDefaultMcs(void) const
Return the default Modulation and Coding Scheme (MCS) index.
uint32_t m_fragmentationThreshold
Current threshold for fragmentation.
The HT Capabilities Information ElementThis class knows how to serialise and deserialise the HT Capab...
uint8_t m_defaultTxPowerLevel
Default transmission power level.
void ReportDataFailed(Ptr< const WifiMacQueueItem > mpdu)
Should be invoked whenever the AckTimeout associated to a transmission attempt expires.
void AddSupportedPhyPreamble(Mac48Address address, bool isShortPreambleSupported)
Record whether the short PHY preamble is supported by the station.
WifiMode GetNonUnicastMode(void) const
Return a mode for non-unicast packets.
WifiMode GetBasicMcs(uint8_t i) const
Return the MCS at the given list index.
Mac48Address m_address
Mac48Address of the remote station.
void SetPcfSupported(bool enable)
Enable or disable PCF capability support.
bool GetUseNonHtProtection(void) const
Return whether the device supports protection of non-HT stations.
uint32_t GetNFragments(Ptr< const WifiMacQueueItem > mpdu)
Return the number of fragments needed for the given packet.
TracedCallback< Mac48Address > m_macTxFinalRtsFailed
The trace source fired when the transmission of a RTS has exceeded the maximum number of attempts...
uint32_t GetFragmentationThreshold(void) const
Return the fragmentation threshold.
WifiMode GetSupported(const WifiRemoteStation *station, uint8_t i) const
Return whether mode associated with the specified station at the specified index. ...
uint8_t GetNBasicMcs(void) const
Return the number of basic MCS index.
void ReportRtsFailed(const WifiMacHeader &header)
Should be invoked whenever the RtsTimeout associated to a transmission attempt expires.
uint32_t GetNNonErpSupported(const WifiRemoteStation *station) const
Return the number of non-ERP modes supported by the given station.
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
Definition: wifi-mode.h:68
bool m_shortPreambleEnabled
flag if short PHY preamble is enabled
bool NeedFragmentation(Ptr< const WifiMacQueueItem > mpdu)
TID independent remote station statistics.
bool NeedRetransmission(Ptr< const WifiMacQueueItem > mpdu)
void ReportRtsOk(const WifiMacHeader &header, double ctsSnr, WifiMode ctsMode, double rtsSnr)
Should be invoked whenever we receive the CTS associated to an RTS we just sent.
WifiRemoteStationState * m_state
Remote station state.
void RecordDisassociated(Mac48Address address)
Records that the STA was disassociated.
phy
Definition: third.py:93
TracedCallback< Mac48Address > m_macTxFinalDataFailed
The trace source fired when the transmission of a data packet has exceeded the maximum number of atte...
WifiMode GetControlAnswerMode(WifiMode reqMode) const
Get control answer mode function.
enum ns3::WifiRemoteStationState::@74 m_state
State of the station.
Class for representing data rates.
Definition: data-rate.h:88
void SetShortSlotTimeEnabled(bool enable)
Enable or disable short slot time.
WifiTxVector GetDataTxVector(const WifiMacHeader &header)
std::pair< double, Time > m_rssiAndUpdateTimePair
RSSI (in dBm) of the most recent packet received from the remote station along with update time...
uint8_t GetNumberOfSupportedStreams(Mac48Address address) const
Return the number of spatial streams supported by the station.
bool GetShortPreambleEnabled(void) const
Return whether the device uses short PHY preambles.
ProtectionMode
ProtectionMode enumeration.
RxSignalInfo structure containing info on the received signal.
Definition: phy-entity.h:66
ProtectionMode m_htProtectionMode
Protection mode for HT stations when non-HT stations are detected.
void SetRtsCtsThreshold(uint32_t threshold)
Sets the RTS threshold.
bool GetLdpcSupported(void) const
Return whether the device has LDPC support enabled.
bool m_qosSupported
Flag if QoS is supported by the station.
WifiRemoteStationState * LookupState(Mac48Address address) const
Return the state of the station associated with the given address.
WifiMode m_defaultTxMcs
The default transmission modulation-coding scheme (MCS)
virtual void DoReportRtsOk(WifiRemoteStation *station, double ctsSnr, WifiMode ctsMode, double rtsSnr)=0
This method is a pure virtual method that must be implemented by the sub-class.
Ptr< WifiPhy > m_wifiPhy
This is a pointer to the WifiPhy associated with this WifiRemoteStationManager that is set on call to...
virtual void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode)=0
This method is a pure virtual method that must be implemented by the sub-class.
bool GetPcfSupported(void) const
Return whether the device has PCF capability support enabled.
bool GetShortSlotTimeSupported(Mac48Address address) const
Return whether the station supports short ERP slot time or not.
The IEEE 802.11ac VHT Capabilities.
void AddStationHtCapabilities(Mac48Address from, HtCapabilities htCapabilities)
Records HT capabilities of the remote station.
bool m_useNonErpProtection
flag if protection for non-ERP stations against ERP transmissions is enabled
virtual void DoReportDataFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
void RecordGotAssocTxFailed(Mac48Address address)
Records that we missed an ACK for the association response we sent.
bool GetHtSupported(void) const
Return whether the device has HT capability support enabled.
mac
Definition: third.py:99
WifiRemoteStationInfo GetInfo(Mac48Address address)
void SetMaxSsrc(uint32_t maxSsrc)
Sets the maximum STA short retry count (SSRC).
virtual void DoReportAmpduTxStatus(WifiRemoteStation *station, uint16_t nSuccessfulMpdus, uint16_t nFailedMpdus, double rxSnr, double dataSnr, uint16_t dataChannelWidth, uint8_t dataNss)
Typically called per A-MPDU, either when a Block ACK was successfully received or when a BlockAckTime...
void AddStationHeCapabilities(Mac48Address from, HeCapabilities heCapabilities)
Records HE capabilities of the remote station.
uint32_t m_maxSlrc
Maximum STA long retry count (SLRC)
bool m_pcfSupported
Flag if PCF capability is supported.
Ptr< const HeCapabilities > GetStationHeCapabilities(Mac48Address from)
Return the HE capabilities sent by the remote station.
Ptr< WifiMac > m_wifiMac
This is a pointer to the WifiMac associated with this WifiRemoteStationManager that is set on call to...
Ptr< const VhtCapabilities > m_vhtCapabilities
remote station VHT capabilities
void ReportDataOk(Ptr< const WifiMacQueueItem > mpdu, double ackSnr, WifiMode ackMode, double dataSnr, WifiTxVector dataTxVector)
Should be invoked whenever we receive the ACK associated to a data packet we just sent...
uint32_t GetNNonErpBasicModes(void) const
Return the number of non-ERP basic modes we support.
WifiTxVector GetCtsTxVector(Mac48Address to, WifiMode rtsTxMode) const
Return a TXVECTOR for the CTS frame given the destination and the mode of the RTS used by the sender...
WifiTxVector GetCtsToSelfTxVector(void)
Since CTS-to-self parameters are not dependent on the station, it is implemented in wifi remote stati...
Ptr< const HtCapabilities > m_htCapabilities
remote station HT capabilities
WifiMode GetNonErpBasicMode(uint8_t i) const
Return a basic mode from the set of basic modes that is not an ERP mode.
bool IsAssociated(Mac48Address address) const
Return whether the station associated.
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...
hold a list of per-remote-station state.
bool GetQosSupported(Mac48Address address) const
Return whether the given station is QoS capable.
Ptr< const HtCapabilities > GetStationHtCapabilities(Mac48Address from)
Return the HT capabilities sent by the remote station.
bool NeedRts(const WifiMacHeader &header, uint32_t size)
WifiMode GetDefaultMode(void) const
Return the default transmission mode.
void SetQosSupport(Mac48Address from, bool qosSupported)
Records QoS support of the remote station.
WifiMode m_defaultTxMode
The default transmission mode.
WifiModeList m_bssBasicRateSet
This member is the list of WifiMode objects that comprise the BSSBasicRateSet parameter.
void ReportRxOk(Mac48Address address, RxSignalInfo rxSignalInfo, WifiMode txMode)
bool GetShortSlotTimeEnabled(void) const
Return whether the device uses short slot time.
WifiTxVector GetAckTxVector(Mac48Address to, WifiMode dataTxMode) const
Return a TXVECTOR for the Ack frame given the destination and the mode of the Data used by the sender...
Every class exported by the ns3 library is enclosed in the ns3 namespace.
bool IsLastFragment(Ptr< const WifiMacQueueItem > mpdu, uint32_t fragmentNumber)
address
Definition: first.py:44
void AddSupportedMode(Mac48Address address, WifiMode mode)
Invoked in a STA or AP to store the set of modes supported by a destination which is also supported l...
WifiModeList m_operationalRateSet
This member is the list of WifiMode objects that comprise the OperationalRateSet parameter for this r...
void DoSetFragmentationThreshold(uint32_t threshold)
Actually sets the fragmentation threshold, it also checks the validity of the given threshold...
double GetMostRecentRssi(Mac48Address address) const
void AddBasicMode(WifiMode mode)
Invoked in a STA upon association to store the set of rates which belong to the BSSBasicRateSet of th...
void SetUseNonErpProtection(bool enable)
Enable or disable protection for non-ERP stations.
uint32_t GetFragmentOffset(Ptr< const WifiMacQueueItem > mpdu, uint32_t fragmentNumber)
bool m_aggregation
Flag if MPDU aggregation is used by the remote station.
an EUI-48 address
Definition: mac48-address.h:43
TracedCallback< Mac48Address > m_macTxRtsFailed
The trace source fired when the transmission of a single RTS has failed.
virtual void DoReportDataOk(WifiRemoteStation *station, double ackSnr, WifiMode ackMode, double dataSnr, uint16_t dataChannelWidth, uint8_t dataNss)=0
This method is a pure virtual method that must be implemented by the sub-class.
Mac48Address GetAddress(const WifiRemoteStation *station) const
Return the address of the station.
WifiMode GetNonErpSupported(const WifiRemoteStation *station, uint8_t i) const
Return whether non-ERP mode associated with the specified station at the specified index...
std::vector< WifiMode > WifiModeList
In various parts of the code, folk are interested in maintaining a list of transmission modes...
Definition: wifi-mode.h:262
bool GetShortGuardIntervalSupported(void) const
Return whether the device has SGI support enabled.
Stations m_stations
Information for each known stations.
TracedCallback< Mac48Address > m_macTxDataFailed
The trace source fired when the transmission of a single data packet has failed.
bool GetAggregation(const WifiRemoteStation *station) const
Return whether the given station supports A-MPDU.
uint16_t m_channelWidth
Channel width (in MHz) supported by the remote station.
virtual bool DoNeedRetransmission(WifiRemoteStation *station, Ptr< const Packet > packet, bool normally)
void ReportFinalRtsFailed(const WifiMacHeader &header)
Should be invoked after calling ReportRtsFailed if NeedRetransmission returns false.
void AddBasicMcs(WifiMode mcs)
Add a given Modulation and Coding Scheme (MCS) index to the set of basic MCS.
virtual bool DoNeedFragmentation(WifiRemoteStation *station, Ptr< const Packet > packet, bool normally)
bool NeedCtsToSelf(WifiTxVector txVector)
Return if we need to do CTS-to-self before sending a DATA.
uint8_t GetNBasicModes(void) const
Return the number of basic modes we support.
void SetUseNonHtProtection(bool enable)
Enable or disable protection for non-HT stations.
virtual void SetupMac(const Ptr< WifiMac > mac)
Set up MAC associated with this device since it is the object that knows the full set of timing param...
void SetMaxSlrc(uint32_t maxSlrc)
Sets the maximum STA long retry count (SLRC).
Ptr< WifiPhy > GetPhy(void) const
Return the WifiPhy.
uint16_t GetGuardInterval(void) const
Return the supported HE guard interval duration (in nanoseconds).
A struct that holds information about each remote station.
WifiModeList m_operationalMcsSet
operational MCS set
static TypeId GetTypeId(void)
Get the type ID.
void AddSupportedErpSlotTime(Mac48Address address, bool isShortSlotTimeSupported)
Record whether the short ERP slot time is supported by the station.
void SetFragmentationThreshold(uint32_t threshold)
Sets a fragmentation threshold.
void Reset(void)
Reset the station, invoked in a STA upon dis-association or in an AP upon reboot. ...
bool GetUseNonErpProtection(void) const
Return whether the device supports protection of non-ERP stations.
uint32_t m_maxSsrc
Maximum STA short retry count (SSRC)
virtual void DoDispose(void)
Destructor implementation.
Ptr< const VhtCapabilities > GetStationVhtCapabilities(Mac48Address from)
Return the VHT capabilities sent by the remote station.
WifiTxVector GetRtsTxVector(Mac48Address address)
uint8_t m_ness
Number of extended spatial streams of the remote station.
bool UseLdpcForDestination(Mac48Address dest) const
bool m_shortSlotTime
Flag if short ERP slot time is supported by the remote station.
A base class which provides memory management and object aggregation.
Definition: object.h:87
StationStates m_states
States of known stations.
bool IsWaitAssocTxOk(Mac48Address address) const
Return whether we are waiting for an ACK for the association response we sent.
void SetShortPreambleEnabled(bool enable)
Enable or disable short PHY preambles.
virtual bool DoNeedRts(WifiRemoteStation *station, uint32_t size, bool normally)
ProtectionMode m_erpProtectionMode
Protection mode for ERP stations when non-ERP stations are detected.
WifiMode GetBasicMode(uint8_t i) const
Return a basic mode from the set of basic modes.
void AddAllSupportedModes(Mac48Address address)
Invoked in a STA or AP to store all of the modes supported by a destination which is also supported l...
virtual WifiTxVector DoGetDataTxVector(WifiRemoteStation *station)=0
The IEEE 802.11ax HE Capabilities.
virtual void DoReportFinalDataFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
void(* RateChangeTracedCallback)(DataRate oldRate, DataRate newRate, Mac48Address remoteAddress)
TracedCallback signature for rate change events.
uint32_t GetFragmentSize(Ptr< const WifiMacQueueItem > mpdu, uint32_t fragmentNumber)
virtual WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station)=0
bool IsBrandNew(Mac48Address address) const
Return whether the station state is brand new.
a unique identifier for an interface.
Definition: type-id.h:58
WifiRemoteStation * Lookup(Mac48Address address) const
Return the station associated with the given address.
void RemoveAllSupportedMcs(Mac48Address address)
Invoked in a STA or AP to delete all of the supported MCS by a destination.
WifiRemoteStationInfo m_info
remote station info
WifiModeList m_bssBasicMcsSet
basic MCS set
virtual void DoReportFinalRtsFailed(WifiRemoteStation *station)=0
This method is a pure virtual method that must be implemented by the sub-class.
hold per-remote-station state.
virtual WifiRemoteStation * DoCreateStation(void) const =0
void RecordGotAssocTxOk(Mac48Address address)
Records that we got an ACK for the association response we sent.
Implements the IEEE 802.11 MAC header.
WifiMode GetMcsSupported(const WifiRemoteStation *station, uint8_t i) const
Return the WifiMode supported by the specified station at the specified index.
uint16_t GetChannelWidthSupported(Mac48Address address) const
Return the channel width supported by the station.
uint16_t GetChannelWidth(const WifiRemoteStation *station) const
Return the channel width supported by the station.
uint8_t GetNess(const WifiRemoteStation *station) const
uint16_t m_guardInterval
HE Guard interval duration (in nanoseconds) supported by the remote station.
uint32_t DoGetFragmentationThreshold(void) const
Return the current fragmentation threshold.
std::vector< WifiRemoteStation * > Stations
A vector of WifiRemoteStations.