22 #include "ns3/assert.h"
24 #include "ns3/double.h"
25 #include "ns3/uinteger.h"
26 #include "ns3/simulator.h"
28 #define Min(a,b) ((a < b) ? a : b)
50 .AddConstructor<CaraWifiManager> ()
51 .AddAttribute (
"ProbeThreshold",
52 "The number of consecutive transmissions failure to activate the RTS probe.",
55 MakeUintegerChecker<uint32_t> ())
56 .AddAttribute (
"FailureThreshold",
57 "The number of consecutive transmissions failure to decrease the rate.",
60 MakeUintegerChecker<uint32_t> ())
61 .AddAttribute (
"SuccessThreshold",
62 "The minimum number of sucessfull transmissions to try a new rate.",
65 MakeUintegerChecker<uint32_t> ())
66 .AddAttribute (
"Timeout",
67 "The 'timer' in the CARA algorithm",
70 MakeUintegerChecker<uint32_t> ())
130 double ctsSnr,
WifiMode ctsMode,
double rtsSnr)
137 double ackSnr,
WifiMode ackMode,
double dataSnr)
uint32_t GetNSupported(const WifiRemoteStation *station) const
#define NS_LOG_FUNCTION(parameters)
virtual WifiRemoteStation * DoCreateStation(void) const
virtual bool IsLowLatency(void) const
#define NS_LOG_COMPONENT_DEFINE(name)
virtual ~CaraWifiManager()
virtual void DoReportFinalDataFailed(WifiRemoteStation *station)
virtual void DoReportDataFailed(WifiRemoteStation *station)
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
virtual void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode)
uint32_t GetNumberOfReceiveAntennas(const WifiRemoteStation *station) const
uint32_t m_probeThreshold
WifiMode GetSupported(const WifiRemoteStation *station, uint32_t i) const
bool GetStbc(const WifiRemoteStation *station) const
uint32_t m_failureThreshold
virtual void DoReportDataOk(WifiRemoteStation *station, double ackSnr, WifiMode ackMode, double dataSnr)
static TypeId GetTypeId(void)
Hold an unsigned integer type.
NS_OBJECT_ENSURE_REGISTERED(AntennaModel)
int64x64_t Min(const int64x64_t &a, const int64x64_t &b)
hold a list of per-remote-station state.
virtual void DoReportRtsFailed(WifiRemoteStation *station)
virtual WifiTxVector DoGetDataTxVector(WifiRemoteStation *station, uint32_t size)
bool GetShortGuardInterval(const WifiRemoteStation *station) const
virtual void DoReportRtsOk(WifiRemoteStation *station, double ctsSnr, WifiMode ctsMode, double rtsSnr)
uint8_t GetDefaultTxPowerLevel(void) const
uint32_t GetLongRetryCount(const WifiRemoteStation *station) const
#define NS_LOG_DEBUG(msg)
uint32_t m_successThreshold
virtual WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station)
uint32_t GetNumberOfTransmitAntennas(void)
implement the CARA rate control algorithmImplement the CARA algorithm from: J. Kim, S. Kim, S. Choi, and D. Qiao. "CARA: Collision-Aware Rate Adaptation for IEEE 802.11 WLANs."
virtual void DoReportFinalRtsFailed(WifiRemoteStation *station)
virtual bool DoNeedRts(WifiRemoteStation *station, Ptr< const Packet > packet, bool normally)
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
hold per-remote-station state.