A Discrete-Event Network Simulator
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2008 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
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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
19  */
24 #include "wifi-mac.h"
25 #include "qos-txop.h"
26 #include "ssid.h"
28 namespace ns3 {
30 class MacLow;
31 class MacRxMiddle;
32 class MacTxMiddle;
33 class ChannelAccessManager;
34 class ExtendedCapabilities;
44 class RegularWifiMac : public WifiMac
45 {
46 public:
51  static TypeId GetTypeId (void);
53  RegularWifiMac ();
54  virtual ~RegularWifiMac ();
56  // Implementations of pure virtual methods.
57  void SetShortSlotTimeSupported (bool enable);
58  void SetSsid (Ssid ssid);
60  void SetPromisc (void);
61  bool GetShortSlotTimeSupported (void) const;
62  Ssid GetSsid (void) const;
63  Mac48Address GetAddress (void) const;
64  Mac48Address GetBssid (void) const;
65  virtual void Enqueue (Ptr<Packet> packet, Mac48Address to, Mac48Address from);
66  virtual bool SupportsSendFrom (void) const;
67  virtual void SetWifiPhy (const Ptr<WifiPhy> phy);
68  Ptr<WifiPhy> GetWifiPhy (void) const;
69  void ResetWifiPhy (void);
70  virtual void SetWifiRemoteStationManager (const Ptr<WifiRemoteStationManager> stationManager);
71  void ConfigureStandard (WifiStandard standard);
83  void SetForwardUpCallback (ForwardUpCallback upCallback);
84  void SetLinkUpCallback (Callback<void> linkUp);
85  void SetLinkDownCallback (Callback<void> linkDown);
87  // Should be implemented by child classes
88  virtual void Enqueue (Ptr<Packet> packet, Mac48Address to) = 0;
96  void SetCtsToSelfSupported (bool enable);
100  void SetBssid (Mac48Address bssid);
117  HtCapabilities GetHtCapabilities (void) const;
123  VhtCapabilities GetVhtCapabilities (void) const;
129  HeCapabilities GetHeCapabilities (void) const;
131 protected:
132  virtual void DoInitialize ();
133  virtual void DoDispose ();
155  typedef std::map<AcIndex, Ptr<QosTxop> > EdcaQueues;
166  Ptr<Txop> GetTxop (void) const;
173  Ptr<QosTxop> GetVOQueue (void) const;
179  Ptr<QosTxop> GetVIQueue (void) const;
185  Ptr<QosTxop> GetBEQueue (void) const;
191  Ptr<QosTxop> GetBKQueue (void) const;
200  void ConfigureContentionWindow (uint32_t cwMin, uint32_t cwMax);
210  void SetTypeOfStation (TypeOfStation type);
225  virtual void Receive (Ptr<WifiMacQueueItem> mpdu);
232  virtual void TxOk (const WifiMacHeader &hdr);
239  virtual void TxFailed (const WifiMacHeader &hdr);
248  void ForwardUp (Ptr<const Packet> packet, Mac48Address from, Mac48Address to);
265  void SendAddBaResponse (const MgtAddBaRequestHeader *reqHdr,
266  Mac48Address originator);
273  virtual void SetQosSupported (bool enable);
279  bool GetQosSupported () const;
286  bool GetHtSupported () const;
293  bool GetVhtSupported () const;
300  void SetErpSupported (bool enable);
306  bool GetErpSupported () const;
313  void SetDsssSupported (bool enable);
319  bool GetDsssSupported () const;
326  bool GetHeSupported () const;
328 private:
330  RegularWifiMac (const RegularWifiMac &);
345  void SetupEdcaQueue (AcIndex ac);
352  void SetVoBlockAckThreshold (uint8_t threshold);
358  void SetViBlockAckThreshold (uint8_t threshold);
364  void SetBeBlockAckThreshold (uint8_t threshold);
370  void SetBkBlockAckThreshold (uint8_t threshold);
377  void SetVoBlockAckInactivityTimeout (uint16_t timeout);
383  void SetViBlockAckInactivityTimeout (uint16_t timeout);
389  void SetBeBlockAckInactivityTimeout (uint16_t timeout);
395  void SetBkBlockAckInactivityTimeout (uint16_t timeout);
423  void EnableAggregation (void);
425  void DisableAggregation (void);
427  uint16_t m_voMaxAmsduSize;
428  uint16_t m_viMaxAmsduSize;
429  uint16_t m_beMaxAmsduSize;
430  uint16_t m_bkMaxAmsduSize;
432  uint32_t m_voMaxAmpduSize;
433  uint32_t m_viMaxAmpduSize;
434  uint32_t m_beMaxAmpduSize;
435  uint32_t m_bkMaxAmpduSize;
441 };
443 } //namespace ns3
445 #endif /* REGULAR_WIFI_MAC_H */
virtual void SetQosSupported(bool enable)
Enable or disable QoS support for the device.
uint16_t m_voMaxAmsduSize
maximum A-MSDU size for AC_VO (in bytes)
void SetVoBlockAckInactivityTimeout(uint16_t timeout)
Set VO block ack inactivity timeout.
void SetupEdcaQueue(AcIndex ac)
This method is a private utility invoked to configure the channel access function for the specified A...
bool GetHeSupported() const
Return whether the device supports HE.
Callback template class.
Definition: callback.h:1278
Ptr< Txop > m_txop
This holds a pointer to the TXOP instance for this WifiMac - used for transmission of frames to non-Q...
uint32_t m_bkMaxAmpduSize
maximum A-MPDU size for AC_BK (in bytes)
ForwardUpCallback m_forwardUp
Callback to forward packet up the stack.
virtual void DeaggregateAmsduAndForward(Ptr< WifiMacQueueItem > mpdu)
This method can be called to de-aggregate an A-MSDU and forward the constituent packets up the stack...
bool GetQosSupported() const
Return whether the device supports QoS.
static TypeId GetTypeId(void)
Get the type ID.
uint16_t m_bkMaxAmsduSize
maximum A-MSDU size for AC_BK (in bytes)
EdcaQueues m_edca
This is a map from Access Category index to the corresponding channel access function.
Forward calls to a chain of Callback.
uint32_t m_beMaxAmpduSize
maximum A-MPDU size for AC_BE (in bytes)
void SetErpSupported(bool enable)
Enable or disable ERP support for the device.
Implement the header for management frames of type Add Block Ack request.
Definition: mgt-headers.h:1003
ExtendedCapabilities GetExtendedCapabilities(void) const
Return the extended capabilities of the device.
The Extended Capabilities Information ElementThis class knows how to serialise and deserialise the Ex...
Callback< void > m_linkUp
Callback when a link is up.
void ConfigureContentionWindow(uint32_t cwMin, uint32_t cwMax)
The HT Capabilities Information ElementThis class knows how to serialise and deserialise the HT Capab...
void SetSsid(Ssid ssid)
void SetLinkDownCallback(Callback< void > linkDown)
Ptr< WifiPhy > m_phy
Wifi PHY.
uint32_t m_voMaxAmpduSize
maximum A-MPDU size for AC_VO (in bytes)
Ptr< ChannelAccessManager > m_channelAccessManager
channel access manager
ns3::Time timeout
virtual void Receive(Ptr< WifiMacQueueItem > mpdu)
This method acts as the MacRxMiddle receive callback and is invoked to notify us that a frame has bee...
bool GetShortSlotTimeSupported(void) const
bool GetDsssSupported() const
Return whether the device supports DSSS.
TracedCallback< const WifiMacHeader & > m_txErrCallback
transmit error callback
Definition: third.py:93
void SetVoBlockAckThreshold(uint8_t threshold)
Set the block ack threshold for AC_VO.
void SetBssid(Mac48Address bssid)
virtual bool SupportsSendFrom(void) const
void SetForwardUpCallback(ForwardUpCallback upCallback)
virtual void Enqueue(Ptr< Packet > packet, Mac48Address to, Mac48Address from)
base class for all MAC-level wifi objects.
void EnableAggregation(void)
Enable aggregation function.
void SetBkBlockAckThreshold(uint8_t threshold)
Set the block ack threshold for AC_BK.
bool GetErpSupported() const
Return whether the device supports ERP.
bool m_qosSupported
This Boolean is set true iff this WifiMac is to model 802.11e/WMM style Quality of Service...
void SetTypeOfStation(TypeOfStation type)
This method is invoked by a subclass to specify what type of station it is implementing.
bool GetVhtSupported() const
Return whether the device supports VHT.
The IEEE 802.11ac VHT Capabilities.
Ssid m_ssid
Service Set ID (SSID)
base class for all MAC-level wifi objects.
Definition: wifi-mac.h:46
Definition: third.py:100
Definition: third.py:99
void SetAddress(Mac48Address address)
Ptr< MacRxMiddle > m_rxMiddle
RX middle (defragmentation etc.)
Ptr< QosTxop > GetVOQueue(void) const
Accessor for the AC_VO channel access function.
uint16_t m_viMaxAmsduSize
maximum A-MSDU size for AC_VI (in bytes)
Mac48Address GetBssid(void) const
uint16_t m_beMaxAmsduSize
maximum A-MSDU size for AC_BE (in bytes)
HeCapabilities GetHeCapabilities(void) const
Return the HE capabilities of the device.
void ResetWifiPhy(void)
Remove currently attached WifiPhy device from this MAC.
Ptr< MacLow > m_low
MacLow (RTS, CTS, Data, Ack etc.)
void SetBeBlockAckThreshold(uint8_t threshold)
Set the block ack threshold for AC_BE.
Ptr< WifiRemoteStationManager > GetWifiRemoteStationManager(void) const
void SendAddBaResponse(const MgtAddBaRequestHeader *reqHdr, Mac48Address originator)
This method can be called to accept a received ADDBA Request.
Callback< void > m_linkDown
Callback when a link is down.
TracedCallback< const WifiMacHeader & > m_txOkCallback
transmit OK callback
virtual void SetWifiRemoteStationManager(const Ptr< WifiRemoteStationManager > stationManager)
void SetLinkUpCallback(Callback< void > linkUp)
virtual void DoDispose()
Destructor implementation.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Identifies the allowed configurations that a Wifi device is configured to use.
Definition: first.py:44
void DisableAggregation(void)
Disable aggregation function.
an EUI-48 address
Definition: mac48-address.h:43
Ssid GetSsid(void) const
Ptr< QosTxop > GetVIQueue(void) const
Accessor for the AC_VI channel access function.
The IEEE 802.11 SSID Information Element.
Definition: ssid.h:35
void SetViBlockAckInactivityTimeout(uint16_t timeout)
Set VI block ack inactivity timeout.
std::map< AcIndex, Ptr< QosTxop > > EdcaQueues
This type defines a mapping between an Access Category index, and a pointer to the corresponding chan...
Mac48Address GetAddress(void) const
Ptr< QosTxop > GetBEQueue(void) const
Accessor for the AC_BE channel access function.
Ptr< Txop > GetTxop(void) const
Accessor for the DCF object.
void SetViBlockAckThreshold(uint8_t threshold)
Set the block ack threshold for AC_VI.
bool GetHtSupported() const
Return whether the device supports HT.
virtual void DoInitialize()
Initialize() implementation.
void SetBkBlockAckInactivityTimeout(uint16_t timeout)
Set BK block ack inactivity timeout.
void ForwardUp(Ptr< const Packet > packet, Mac48Address from, Mac48Address to)
Forward the packet up to the device.
bool m_shortSlotTimeSupported
flag whether short slot time is supported
virtual void TxOk(const WifiMacHeader &hdr)
The packet we sent was successfully received by the receiver (i.e.
uint32_t m_viMaxAmpduSize
maximum A-MPDU size for AC_VI (in bytes)
bool m_erpSupported
This Boolean is set true iff this WifiMac is to model 802.11g.
Enumeration for type of station.
Definition: qos-txop.h:47
Ptr< QosTxop > GetBKQueue(void) const
Accessor for the AC_BK channel access function.
void SetCtsToSelfSupported(bool enable)
Enable or disable CTS-to-self feature.
RegularWifiMac & operator=(const RegularWifiMac &mac)
assignment operator
void SetShortSlotTimeSupported(bool enable)
Enable or disable short slot time feature.
void SetDsssSupported(bool enable)
Enable or disable DSSS support for the device.
void ConfigureStandard(WifiStandard standard)
Ptr< WifiRemoteStationManager > m_stationManager
Remote station manager (rate control, RTS/CTS/fragmentation thresholds etc.)
void SetPromisc(void)
Sets the interface in promiscuous mode.
Ptr< WifiPhy > GetWifiPhy(void) const
VhtCapabilities GetVhtCapabilities(void) const
Return the VHT capabilities of the device.
The IEEE 802.11ax HE Capabilities.
void SetBeBlockAckInactivityTimeout(uint16_t timeout)
Set BE block ack inactivity timeout.
a unique identifier for an interface.
Definition: type-id.h:58
bool m_dsssSupported
This Boolean is set true iff this WifiMac is to model 802.11b.
virtual void SetWifiPhy(const Ptr< WifiPhy > phy)
This enumeration defines the Access Categories as an enumeration with values corresponding to the AC ...
Definition: qos-utils.h:38
Ptr< MacTxMiddle > m_txMiddle
TX middle (aggregation etc.)
Implements the IEEE 802.11 MAC header.
Callback< void, Ptr< const Packet >, Mac48Address, Mac48Address > ForwardUpCallback
This type defines the callback of a higher layer that a WifiMac(-derived) object invokes to pass a pa...
HtCapabilities GetHtCapabilities(void) const
Return the HT capabilities of the device.
virtual void TxFailed(const WifiMacHeader &hdr)
The packet we sent was successfully received by the receiver (i.e.