author | Mathieu Lacage <mathieu.lacage@sophia.inria.fr> |
Thu, 08 Nov 2007 15:23:06 +0100 | |
changeset 2089 | f6d8dea92b39 |
parent 2058 | 1444e6708451 |
child 2154 | 4c0e94f7237b |
permissions | -rw-r--r-- |
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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */ |
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/* |
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* Copyright (c) 2005,2006 INRIA |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation; |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr> |
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*/ |
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#include "mac-high-nqap.h" |
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#include "mac-stations.h" |
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#include "dca-txop.h" |
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#include "wifi-net-device.h" |
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#include "wifi-mac-header.h" |
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#include "wifi-default-parameters.h" |
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#include "mgt-headers.h" |
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#include "wifi-phy.h" |
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#include "ns3/assert.h" |
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#include "ns3/log.h" |
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#include "ns3/simulator.h" |
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|
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NS_LOG_COMPONENT_DEFINE ("MacHighNqap"); |
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#define TRACE(x) \ |
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NS_LOG_DEBUG(Simulator::Now () << " " << x); |
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|
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namespace ns3 { |
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|
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MacHighNqap::MacHighNqap () |
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: m_beaconInterval (WifiDefaultParameters::GetApBeaconInterval ()) |
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{} |
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MacHighNqap::~MacHighNqap () |
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{ |
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m_phy = 0; |
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} |
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|
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void |
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MacHighNqap::SetDcaTxop (DcaTxop *dca) |
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{ |
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m_dca = dca; |
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m_dca->SetTxOkCallback (MakeCallback (&MacHighNqap::TxOk, this)); |
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m_dca->SetTxFailedCallback (MakeCallback (&MacHighNqap::TxFailed, this)); |
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} |
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void |
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MacHighNqap::SetBeaconDcaTxop (DcaTxop *dca) |
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{ |
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// we do not need to be notified when a beacon has been transmitted |
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// successfully or not. |
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m_beaconDca = dca; |
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} |
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void |
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MacHighNqap::SetDevice (WifiNetDevice *device) |
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{ |
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m_device = device; |
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} |
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void |
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MacHighNqap::SetStations (MacStations *stations) |
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{ |
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m_stations = stations; |
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} |
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void |
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MacHighNqap::SetPhy (Ptr<WifiPhy> phy) |
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{ |
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m_phy = phy; |
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} |
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void |
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MacHighNqap::SetForwardCallback (ForwardCallback callback) |
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{ |
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m_forwardUp = callback; |
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} |
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void |
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MacHighNqap::SetBeaconInterval (Time interval) |
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{ |
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m_beaconInterval = interval; |
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} |
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void |
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MacHighNqap::StartBeaconing (void) |
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{ |
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SendOneBeacon (); |
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} |
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void |
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MacHighNqap::ForwardDown (Packet packet, Mac48Address from, Mac48Address to) |
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{ |
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WifiMacHeader hdr; |
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hdr.SetTypeData (); |
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hdr.SetAddr1 (to); |
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hdr.SetAddr2 (m_device->GetSelfAddress ()); |
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hdr.SetAddr3 (from); |
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hdr.SetDsFrom (); |
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100 |
hdr.SetDsNotTo (); |
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101 |
m_dca->Queue (packet, hdr); |
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} |
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103 |
void |
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104 |
MacHighNqap::Queue (Packet packet, Mac48Address to) |
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105 |
{ |
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106 |
ForwardDown (packet, m_device->GetSelfAddress (), to); |
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107 |
} |
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108 |
SupportedRates |
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MacHighNqap::GetSupportedRates (void) const |
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110 |
{ |
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111 |
// send the set of supported rates and make sure that we indicate |
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112 |
// the Basic Rate set in this set of supported rates. |
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113 |
SupportedRates rates; |
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parents:
2012
diff
changeset
|
114 |
for (uint32_t i = 0; i < m_phy->GetNModes (); i++) |
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parents:
2012
diff
changeset
|
115 |
{ |
20e87f08a04b
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parents:
2012
diff
changeset
|
116 |
WifiMode mode = m_phy->GetMode (i); |
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parents:
2012
diff
changeset
|
117 |
rates.AddSupportedRate (mode.GetPhyRate ()); |
20e87f08a04b
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parents:
2012
diff
changeset
|
118 |
} |
20e87f08a04b
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parents:
2012
diff
changeset
|
119 |
// set the basic rates |
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parents:
2012
diff
changeset
|
120 |
for (uint32_t j = 0; j < m_stations->GetNBasicModes (); j++) |
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parents:
2012
diff
changeset
|
121 |
{ |
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parents:
2012
diff
changeset
|
122 |
WifiMode mode = m_stations->GetBasicMode (j); |
20e87f08a04b
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parents:
2012
diff
changeset
|
123 |
rates.SetBasicRate (mode.GetPhyRate ()); |
20e87f08a04b
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parents:
2012
diff
changeset
|
124 |
} |
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2012
diff
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|
125 |
return rates; |
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2012
diff
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|
126 |
} |
1940
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diff
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|
127 |
void |
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diff
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|
128 |
MacHighNqap::SendProbeResp (Mac48Address to) |
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diff
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|
129 |
{ |
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|
130 |
TRACE ("send probe response to="<<to); |
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diff
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|
131 |
WifiMacHeader hdr; |
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diff
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|
132 |
hdr.SetProbeResp (); |
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|
133 |
hdr.SetAddr1 (to); |
1964
041240a915f8
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parents:
1940
diff
changeset
|
134 |
hdr.SetAddr2 (m_device->GetSelfAddress ()); |
041240a915f8
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parents:
1940
diff
changeset
|
135 |
hdr.SetAddr3 (m_device->GetSelfAddress ()); |
1940
6c62be5cf73a
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parents:
diff
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|
136 |
hdr.SetDsNotFrom (); |
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diff
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|
137 |
hdr.SetDsNotTo (); |
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diff
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|
138 |
Packet packet; |
6c62be5cf73a
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parents:
diff
changeset
|
139 |
MgtProbeResponseHeader probe; |
1964
041240a915f8
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1940
diff
changeset
|
140 |
probe.SetSsid (m_device->GetSsid ()); |
2028
20e87f08a04b
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2012
diff
changeset
|
141 |
probe.SetSupportedRates (GetSupportedRates ()); |
2058
1444e6708451
use Time for the beacon interval.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2054
diff
changeset
|
142 |
probe.SetBeaconIntervalUs (m_beaconInterval.GetMicroSeconds ()); |
1940
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parents:
diff
changeset
|
143 |
packet.AddHeader (probe); |
2028
20e87f08a04b
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parents:
2012
diff
changeset
|
144 |
|
1940
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
145 |
m_dca->Queue (packet, hdr); |
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parents:
diff
changeset
|
146 |
} |
6c62be5cf73a
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parents:
diff
changeset
|
147 |
void |
2010
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
148 |
MacHighNqap::SendAssocResp (Mac48Address to, bool success) |
1940
6c62be5cf73a
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diff
changeset
|
149 |
{ |
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parents:
diff
changeset
|
150 |
TRACE ("send assoc response to="<<to); |
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parents:
diff
changeset
|
151 |
WifiMacHeader hdr; |
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parents:
diff
changeset
|
152 |
hdr.SetAssocResp (); |
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parents:
diff
changeset
|
153 |
hdr.SetAddr1 (to); |
1964
041240a915f8
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parents:
1940
diff
changeset
|
154 |
hdr.SetAddr2 (m_device->GetSelfAddress ()); |
041240a915f8
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1940
diff
changeset
|
155 |
hdr.SetAddr3 (m_device->GetSelfAddress ()); |
1940
6c62be5cf73a
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parents:
diff
changeset
|
156 |
hdr.SetDsNotFrom (); |
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parents:
diff
changeset
|
157 |
hdr.SetDsNotTo (); |
6c62be5cf73a
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parents:
diff
changeset
|
158 |
Packet packet; |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
159 |
MgtAssocResponseHeader assoc; |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
160 |
StatusCode code; |
2010
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
161 |
if (success) |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
162 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
163 |
code.SetSuccess (); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
164 |
} |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
165 |
else |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
166 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
167 |
code.SetFailure (); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
168 |
} |
2028
20e87f08a04b
set the supported rates in assoc resp frames
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2012
diff
changeset
|
169 |
assoc.SetSupportedRates (GetSupportedRates ()); |
1940
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
170 |
assoc.SetStatusCode (code); |
6c62be5cf73a
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parents:
diff
changeset
|
171 |
packet.AddHeader (assoc); |
6c62be5cf73a
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parents:
diff
changeset
|
172 |
|
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
173 |
m_dca->Queue (packet, hdr); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
174 |
} |
2089
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
175 |
void |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
176 |
MacHighNqap::SendOneBeacon (void) |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
177 |
{ |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
178 |
TRACE ("send probe response to="<<Mac48Address::GetBroadcast ()); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
179 |
WifiMacHeader hdr; |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
180 |
hdr.SetBeacon (); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
181 |
hdr.SetAddr1 (Mac48Address::GetBroadcast ()); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
182 |
hdr.SetAddr2 (m_device->GetSelfAddress ()); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
183 |
hdr.SetAddr3 (m_device->GetSelfAddress ()); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
184 |
hdr.SetDsNotFrom (); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
185 |
hdr.SetDsNotTo (); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
186 |
Packet packet; |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
187 |
MgtBeaconHeader beacon; |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
188 |
beacon.SetSsid (m_device->GetSsid ()); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
189 |
beacon.SetSupportedRates (GetSupportedRates ()); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
190 |
beacon.SetBeaconIntervalUs (m_beaconInterval.GetMicroSeconds ()); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
191 |
packet.AddHeader (beacon); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
192 |
|
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
193 |
m_beaconDca->Queue (packet, hdr); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
194 |
Simulator::Schedule (m_beaconInterval, &MacHighNqap::SendOneBeacon, this); |
f6d8dea92b39
implement AP beaconing
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2058
diff
changeset
|
195 |
} |
1940
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
196 |
void |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
197 |
MacHighNqap::TxOk (WifiMacHeader const &hdr) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
198 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
199 |
MacStation *station = m_stations->Lookup (hdr.GetAddr1 ()); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
200 |
if (hdr.IsAssocResp () && |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
201 |
station->IsWaitAssocTxOk ()) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
202 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
203 |
TRACE ("associated with sta="<<hdr.GetAddr1 ()); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
204 |
station->RecordGotAssocTxOk (); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
205 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
206 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
207 |
void |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
208 |
MacHighNqap::TxFailed (WifiMacHeader const &hdr) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
209 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
210 |
MacStation *station = m_stations->Lookup (hdr.GetAddr1 ()); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
211 |
if (hdr.IsAssocResp () && |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
212 |
station->IsWaitAssocTxOk ()) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
213 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
214 |
TRACE ("assoc failed with sta="<<hdr.GetAddr1 ()); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
215 |
station->RecordGotAssocTxFailed (); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
216 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
217 |
} |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
218 |
void |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
219 |
MacHighNqap::Receive (Packet packet, WifiMacHeader const *hdr) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
220 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
221 |
MacStation *station = m_stations->Lookup (hdr->GetAddr2 ()); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
222 |
|
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
223 |
if (hdr->IsData ()) |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
224 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
225 |
if (!hdr->IsFromDs () && |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
226 |
hdr->IsToDs () && |
1964
041240a915f8
build and link
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1940
diff
changeset
|
227 |
hdr->GetAddr1 () == m_device->GetSelfAddress () && |
1940
6c62be5cf73a
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parents:
diff
changeset
|
228 |
station->IsAssociated ()) |
6c62be5cf73a
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parents:
diff
changeset
|
229 |
{ |
1964
041240a915f8
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parents:
1940
diff
changeset
|
230 |
if (hdr->GetAddr3 () == m_device->GetSelfAddress ()) |
1940
6c62be5cf73a
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parents:
diff
changeset
|
231 |
{ |
1964
041240a915f8
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parents:
1940
diff
changeset
|
232 |
m_forwardUp (packet, hdr->GetAddr2 ()); |
1940
6c62be5cf73a
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parents:
diff
changeset
|
233 |
} |
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parents:
diff
changeset
|
234 |
else |
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parents:
diff
changeset
|
235 |
{ |
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diff
changeset
|
236 |
ForwardDown (packet, |
6c62be5cf73a
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diff
changeset
|
237 |
hdr->GetAddr2 (), |
6c62be5cf73a
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diff
changeset
|
238 |
hdr->GetAddr3 ()); |
1964
041240a915f8
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parents:
1940
diff
changeset
|
239 |
m_forwardUp (packet, hdr->GetAddr2 ()); |
1940
6c62be5cf73a
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parents:
diff
changeset
|
240 |
} |
6c62be5cf73a
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parents:
diff
changeset
|
241 |
} |
6c62be5cf73a
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parents:
diff
changeset
|
242 |
else if (hdr->IsFromDs () && |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
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|
243 |
hdr->IsToDs ()) |
6c62be5cf73a
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parents:
diff
changeset
|
244 |
{ |
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parents:
diff
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|
245 |
// this is an AP-to-AP frame |
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diff
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|
246 |
// we ignore for now. |
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diff
changeset
|
247 |
} |
6c62be5cf73a
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parents:
diff
changeset
|
248 |
else |
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parents:
diff
changeset
|
249 |
{ |
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diff
changeset
|
250 |
// we can ignore these frames since |
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diff
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|
251 |
// they are not targeted at the AP |
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diff
changeset
|
252 |
} |
6c62be5cf73a
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parents:
diff
changeset
|
253 |
} |
6c62be5cf73a
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parents:
diff
changeset
|
254 |
else if (hdr->IsMgt ()) |
6c62be5cf73a
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parents:
diff
changeset
|
255 |
{ |
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parents:
diff
changeset
|
256 |
if (hdr->IsProbeReq ()) |
6c62be5cf73a
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parents:
diff
changeset
|
257 |
{ |
6c62be5cf73a
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parents:
diff
changeset
|
258 |
NS_ASSERT (hdr->GetAddr1 ().IsBroadcast ()); |
6c62be5cf73a
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parents:
diff
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|
259 |
SendProbeResp (hdr->GetAddr2 ()); |
6c62be5cf73a
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parents:
diff
changeset
|
260 |
} |
1964
041240a915f8
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1940
diff
changeset
|
261 |
else if (hdr->GetAddr1 () == m_device->GetSelfAddress ()) |
1940
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
262 |
{ |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
263 |
if (hdr->IsAssocReq ()) |
6c62be5cf73a
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
264 |
{ |
2010
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
265 |
// first, verify that the the station's supported |
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Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
266 |
// rate set is compatible with our Basic Rate set |
e2e16c1712c8
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parents:
1964
diff
changeset
|
267 |
MgtAssocRequestHeader assocReq; |
e2e16c1712c8
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parents:
1964
diff
changeset
|
268 |
packet.RemoveHeader (assocReq); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
269 |
SupportedRates rates = assocReq.GetSupportedRates (); |
e2e16c1712c8
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parents:
1964
diff
changeset
|
270 |
bool problem = false; |
e2e16c1712c8
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parents:
1964
diff
changeset
|
271 |
for (uint32_t i = 0; i < m_stations->GetNBasicModes (); i++) |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
272 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
273 |
WifiMode mode = m_stations->GetBasicMode (i); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
274 |
if (!rates.IsSupportedRate (mode.GetPhyRate ())) |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
275 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
276 |
problem = true; |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
277 |
break; |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
278 |
} |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
279 |
} |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
280 |
if (problem) |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
281 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
282 |
// one of the Basic Rate set mode is not |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
283 |
// supported by the station. So, we return an assoc |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
284 |
// response with an error status. |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
285 |
SendAssocResp (hdr->GetAddr2 (), false); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
286 |
} |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
287 |
else |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
288 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
289 |
// station supports all rates in Basic Rate Set. |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
290 |
// record all its supported modes in its associated MacStation |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
291 |
for (uint32_t j = 0; j < m_phy->GetNModes (); j++) |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
292 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
293 |
WifiMode mode = m_phy->GetMode (j); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
294 |
if (rates.IsSupportedRate (mode.GetPhyRate ())) |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
295 |
{ |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
296 |
station->AddSupportedMode (mode); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
297 |
} |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
298 |
} |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
299 |
station->RecordWaitAssocTxOk (); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
300 |
// send assoc response with success status. |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
301 |
SendAssocResp (hdr->GetAddr2 (), true); |
e2e16c1712c8
handle the BasicRateSet in the AP
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
1964
diff
changeset
|
302 |
} |
1940
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
303 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
304 |
else if (hdr->IsDisassociation ()) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
305 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
306 |
station->RecordDisassociated (); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
307 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
308 |
else if (hdr->IsReassocReq ()) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
309 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
310 |
/* we don't support reassoc frames for now */ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
311 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
312 |
else if (hdr->IsAuthentication () || |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
313 |
hdr->IsDeauthentication ()) |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
314 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
315 |
/* |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
316 |
*/ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
317 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
318 |
else |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
319 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
320 |
/* unknown mgt frame |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
321 |
*/ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
322 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
323 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
324 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
325 |
else |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
326 |
{ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
327 |
/* damn, what could this be ? a control frame ? |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
328 |
* control frames should never reach the MacHigh so, |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
329 |
* this is likely to be a bug. assert. |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
330 |
*/ |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
331 |
NS_ASSERT (false); |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
332 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
333 |
} |
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
334 |
|
6c62be5cf73a
add NQap to build
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
diff
changeset
|
335 |
} // namespace ns3 |