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aarfcd-wifi-manager.h
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2005,2006 INRIA
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: Federico Maguolo <maguolof@dei.unipd.it>
19  */
20 #ifndef AARFCD_WIFI_MANAGER_H
21 #define AARFCD_WIFI_MANAGER_H
22 
24 
25 namespace ns3 {
26 
27 struct AarfcdWifiRemoteStation;
28 
39 {
40 public:
41  static TypeId GetTypeId (void);
43  virtual ~AarfcdWifiManager ();
44 
45 private:
46  // overriden from base class
47  virtual WifiRemoteStation * DoCreateStation (void) const;
48  virtual void DoReportRxOk (WifiRemoteStation *station,
49  double rxSnr, WifiMode txMode);
50 
51  virtual void DoReportRtsFailed (WifiRemoteStation *station);
63  virtual void DoReportDataFailed (WifiRemoteStation *station);
64  virtual void DoReportRtsOk (WifiRemoteStation *station,
65  double ctsSnr, WifiMode ctsMode, double rtsSnr);
66  virtual void DoReportDataOk (WifiRemoteStation *station,
67  double ackSnr, WifiMode ackMode, double dataSnr);
68  virtual void DoReportFinalRtsFailed (WifiRemoteStation *station);
69  virtual void DoReportFinalDataFailed (WifiRemoteStation *station);
70  virtual WifiTxVector DoGetDataTxVector (WifiRemoteStation *station, uint32_t size);
72  virtual bool DoNeedRts (WifiRemoteStation *station,
73  Ptr<const Packet> packet, bool normally);
74  virtual bool IsLowLatency (void) const;
75 
81  void CheckRts (AarfcdWifiRemoteStation *station);
93  void ResetRtsWnd (AarfcdWifiRemoteStation *station);
99  void TurnOffRts (AarfcdWifiRemoteStation *station);
105  void TurnOnRts (AarfcdWifiRemoteStation *station);
106 
107  // aarf fields below
110  double m_successK;
112  double m_timerK;
113 
114  // aarf-cd fields below
115  uint32_t m_minRtsWnd;
116  uint32_t m_maxRtsWnd;
119 };
120 
121 } // namespace ns3
122 
123 #endif /* AARFCD_WIFI_MANAGER_H */
virtual void DoReportDataFailed(WifiRemoteStation *station)
It is important to realize that "recovery" mode starts after failure of the first transmission after ...
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
virtual bool DoNeedRts(WifiRemoteStation *station, Ptr< const Packet > packet, bool normally)
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.
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
Definition: wifi-mode.h:91
virtual WifiTxVector DoGetDataTxVector(WifiRemoteStation *station, uint32_t size)
virtual void DoReportFinalDataFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
virtual void DoReportFinalRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
void TurnOnRts(AarfcdWifiRemoteStation *station)
Turn on RTS for the given station.
void TurnOffRts(AarfcdWifiRemoteStation *station)
Turn off RTS for the given station.
void ResetRtsWnd(AarfcdWifiRemoteStation *station)
Reset the RTS window of the given station.
hold a list of per-remote-station state.
void CheckRts(AarfcdWifiRemoteStation *station)
Check if the use of RTS for the given station can be turned off.
virtual bool IsLowLatency(void) const
virtual void DoReportRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
virtual WifiRemoteStation * DoCreateStation(void) const
hold per-remote-station state for AARF-CD Wifi manager.
static TypeId GetTypeId(void)
an implementation of the AARF-CD algorithmThis algorithm was first described in "Efficient Collision ...
virtual void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode)
This method is a pure virtual method that must be implemented by the sub-class.
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.
void IncreaseRtsWnd(AarfcdWifiRemoteStation *station)
Increase the RTS window size of the given station.
a unique identifier for an interface.
Definition: type-id.h:49
hold per-remote-station state.
virtual WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station)