/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2008 INRIA
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>,
* Ashwin Narayan <ashwin.narayan89@gmail.com>
*/
#include "monitor-wifi-mac.h"
#include "ns3/log.h"
#include "ns3/boolean.h"
#include "ns3/pointer.h"
#include "ns3/uinteger.h"
#include "ns3/trace-source-accessor.h"
#include "ns3/abort.h"
#include "mac-rx-middle.h"
#include "mac-tx-middle.h"
#include "mac-low.h"
#include "dcf.h"
#include "dcf-manager.h"
#include "wifi-phy.h"
#include "msdu-aggregator.h"
NS_LOG_COMPONENT_DEFINE ("MonitorWifiMac");
namespace ns3 {
NS_OBJECT_ENSURE_REGISTERED (MonitorWifiMac);
TypeId
MonitorWifiMac::GetTypeId (void)
{
static TypeId tid = TypeId ("ns3::MonitorWifiMac")
.SetParent<WifiMac> ()
.AddConstructor<MonitorWifiMac> ()
;
return tid;
}
/*
* Please note that WifiNetDevice::SetMonitorMode () must
* be invoked for this to work correctly.
*
* Functions that have been inherited but not used have been
* given empty implementations owing to the fact that they
* are not applicable.
*
*/
MonitorWifiMac::MonitorWifiMac ()
{
NS_LOG_FUNCTION (this);
m_rxMiddle = new MacRxMiddle ();
m_rxMiddle->SetForwardCallback (MakeCallback (&MonitorWifiMac::Receive, this));
m_txMiddle = new MacTxMiddle ();
m_low = CreateObject<MacLow> ();
m_low->SetRxCallback (MakeCallback (&MacRxMiddle::Receive, m_rxMiddle));
m_low->SetMonitorMode (); // Enables Monitor Mode functionality
m_dcfManager = new DcfManager ();
m_dcfManager->SetupLowListener (m_low);
m_dca = CreateObject<DcaTxop> ();
m_dca->SetLow (m_low);
m_dca->SetManager (m_dcfManager);
m_dca->SetTxOkCallback (MakeCallback (&MonitorWifiMac::TxOk, this));
m_dca->SetTxFailedCallback (MakeCallback (&MonitorWifiMac::TxFailed, this));
}
MonitorWifiMac::~MonitorWifiMac ()
{
NS_LOG_FUNCTION (this);
}
void
MonitorWifiMac::DoStart ()
{
NS_LOG_FUNCTION (this);
m_dca->Start ();
}
void
MonitorWifiMac::DoDispose ()
{
NS_LOG_FUNCTION (this);
delete m_rxMiddle;
m_rxMiddle = NULL;
delete m_txMiddle;
m_txMiddle = NULL;
delete m_dcfManager;
m_dcfManager = NULL;
m_low->Dispose ();
m_low = NULL;
m_phy = NULL;
m_stationManager = NULL;
m_dca->Dispose ();
m_dca = NULL;
}
Ptr<DcaTxop>
MonitorWifiMac::GetDcaTxop () const
{
return m_dca;
}
void
MonitorWifiMac::SetForwardUpCallback (ForwardUpCallback upCallback)
{
NS_LOG_FUNCTION (this);
m_forwardUp = upCallback;
}
void
MonitorWifiMac::SetLinkUpCallback (Callback<void> linkUp)
{
NS_LOG_FUNCTION (this);
m_linkUp = linkUp;
}
void
MonitorWifiMac::SetLinkDownCallback (Callback<void> linkDown)
{
NS_LOG_FUNCTION (this);
m_linkDown = linkDown;
}
void
MonitorWifiMac::SetQosSupported (bool enable)
{
NS_ABORT_MSG ("QoS Functionality not supported in MonitorWifiMac");
}
bool
MonitorWifiMac::GetQosSupported () const
{
return false;
}
void
MonitorWifiMac::SetSlot (Time slotTime)
{
NS_LOG_FUNCTION (this << slotTime);
m_dcfManager->SetSlot (slotTime);
m_low->SetSlotTime (slotTime);
}
Time
MonitorWifiMac::GetSlot (void) const
{
return m_low->GetSlotTime ();
}
void
MonitorWifiMac::SetSifs (Time sifs)
{
NS_LOG_FUNCTION (this << sifs);
m_dcfManager->SetSifs (sifs);
m_low->SetSifs (sifs);
}
Time
MonitorWifiMac::GetSifs (void) const
{
return m_low->GetSifs ();
}
void
MonitorWifiMac::SetEifsNoDifs (Time eifsNoDifs)
{
NS_LOG_FUNCTION (this << eifsNoDifs);
m_dcfManager->SetEifsNoDifs (eifsNoDifs);
}
Time
MonitorWifiMac::GetEifsNoDifs (void) const
{
return m_dcfManager->GetEifsNoDifs ();
}
void
MonitorWifiMac::SetPifs (Time pifs)
{
NS_LOG_FUNCTION (this << pifs);
m_low->SetPifs (pifs);
}
Time
MonitorWifiMac::GetPifs (void) const
{
return m_low->GetPifs ();
}
void
MonitorWifiMac::SetAckTimeout (Time ackTimeout)
{
NS_LOG_FUNCTION (this << ackTimeout);
m_low->SetAckTimeout (ackTimeout);
}
Time
MonitorWifiMac::GetAckTimeout (void) const
{
return m_low->GetAckTimeout ();
}
void
MonitorWifiMac::SetCtsTimeout (Time ctsTimeout)
{
NS_LOG_FUNCTION (this << ctsTimeout);
m_low->SetCtsTimeout (ctsTimeout);
}
Time
MonitorWifiMac::GetCtsTimeout (void) const
{
return m_low->GetCtsTimeout ();
}
void
MonitorWifiMac::SetBasicBlockAckTimeout (Time blockAckTimeout)
{
NS_LOG_FUNCTION (this << blockAckTimeout);
m_low->SetBasicBlockAckTimeout (blockAckTimeout);
}
Time
MonitorWifiMac::GetBasicBlockAckTimeout (void) const
{
return m_low->GetBasicBlockAckTimeout ();
}
void
MonitorWifiMac::SetCompressedBlockAckTimeout (Time blockAckTimeout)
{
NS_LOG_FUNCTION (this << blockAckTimeout);
m_low->SetCompressedBlockAckTimeout (blockAckTimeout);
}
Time
MonitorWifiMac::GetCompressedBlockAckTimeout (void) const
{
return m_low->GetCompressedBlockAckTimeout ();
}
void
MonitorWifiMac::SetAddress (Mac48Address address)
{
NS_LOG_FUNCTION (this << address);
m_low->SetAddress (address);
}
Mac48Address
MonitorWifiMac::GetAddress (void) const
{
return m_low->GetAddress ();
}
/**
* Not applicable in Monitor Mode
*/
void
MonitorWifiMac::SetSsid (Ssid ssid)
{
}
/**
* Not applicable in Monitor Mode
*/
Ssid
MonitorWifiMac::GetSsid (void) const
{
return m_ssid;
}
/**
* Not applicable in Monitor Mode
*/
void
MonitorWifiMac::SetBssid (Mac48Address bssid)
{
}
/**
* Not applicable in Monitor Mode
*/
Mac48Address
MonitorWifiMac::GetBssid (void) const
{
return m_low->GetBssid ();
}
/**
* Not applicable in Monitor Mode
*/
void
MonitorWifiMac::SetWifiRemoteStationManager (Ptr<WifiRemoteStationManager> stationManager)
{
}
void
MonitorWifiMac::SetWifiPhy (Ptr<WifiPhy> phy)
{
NS_LOG_FUNCTION (this << phy);
m_phy = phy;
m_dcfManager->SetupPhyListener (phy);
m_low->SetPhy (phy);
}
void
MonitorWifiMac::SetPromisc (void)
{
m_low->SetPromisc ();
}
/**
* Not applicable in Monitor Mode
*/
void
MonitorWifiMac::Enqueue (Ptr<const Packet> packet,
Mac48Address to, Mac48Address from)
{
NS_ABORT_MSG ("Not applicable in MonitorMacWifi");
}
/**
* Not applicable in Monitor Mode
*/
void
MonitorWifiMac::Enqueue (Ptr<const Packet> packet,
Mac48Address to)
{
NS_ABORT_MSG ("Not applicable in MonitorMacWifi");
}
/**
* Not applicable in Monitor Mode
*/
bool
MonitorWifiMac::SupportsSendFrom (void) const
{
return false;
}
void
MonitorWifiMac::ForwardUp (Ptr<Packet> packet, Mac48Address from, Mac48Address to)
{
NS_LOG_FUNCTION (this << packet << from);
m_forwardUp (packet, from, to);
}
void
MonitorWifiMac::Receive (Ptr<Packet> packet, const WifiMacHeader *hdr, const RadiotapHeader *radiotaphdr)
{
Mac48Address to = hdr->GetAddr1 ();
Mac48Address from = hdr->GetAddr2 ();
NS_LOG_DEBUG ("Received packet to: " << to << " from: " << from << " at:" << m_low->GetAddress ());
packet->AddHeader (*radiotaphdr);
ForwardUp (packet, from, to);
}
void
MonitorWifiMac::DeaggregateAmsduAndForward (Ptr<Packet> aggregatedPacket,
const WifiMacHeader *hdr)
{
}
void
MonitorWifiMac::SendAddBaResponse (const MgtAddBaRequestHeader *reqHdr,
Mac48Address originator)
{
}
void
MonitorWifiMac::FinishConfigureStandard (enum WifiPhyStandard standard)
{
uint32_t cwmin;
uint32_t cwmax;
switch (standard)
{
case WIFI_PHY_STANDARD_80211p_CCH:
case WIFI_PHY_STANDARD_80211p_SCH:
cwmin = 15;
cwmax = 511;
break;
case WIFI_PHY_STANDARD_holland:
case WIFI_PHY_STANDARD_80211a:
case WIFI_PHY_STANDARD_80211g:
case WIFI_PHY_STANDARD_80211_10Mhz:
case WIFI_PHY_STANDARD_80211_5Mhz:
cwmin = 15;
cwmax = 1023;
break;
case WIFI_PHY_STANDARD_80211b:
cwmin = 31;
cwmax = 1023;
break;
default:
NS_FATAL_ERROR ("Unsupported WifiPhyStandard in MonitorWifiMac::FinishConfigureStandard ()");
}
// The special value of AC_BE_NQOS which exists in the Access
// Category enumeration allows us to configure plain old DCF.
ConfigureDcf (m_dca, cwmin, cwmax, AC_BE_NQOS);
}
void
MonitorWifiMac::TxOk (const WifiMacHeader &hdr)
{
NS_LOG_FUNCTION (this << hdr);
m_txOkCallback (hdr);
}
void
MonitorWifiMac::TxFailed (const WifiMacHeader &hdr)
{
NS_LOG_FUNCTION (this << hdr);
m_txErrCallback (hdr);
}
} // namespace ns3