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  66   <h1>Source code for nepi.resources.ns3.classes.ap_wifi_mac</h1><div class="highlight"><pre>
  67 <span class="c">#</span>
  68 <span class="c">#    NEPI, a framework to manage network experiments</span>
  69 <span class="c">#    Copyright (C) 2014 INRIA</span>
  70 <span class="c">#</span>
  71 <span class="c">#    This program is free software: you can redistribute it and/or modify</span>
  72 <span class="c">#    it under the terms of the GNU General Public License version 2 as</span>
  73 <span class="c">#    published by the Free Software Foundation;</span>
  74 <span class="c">#</span>
  75 <span class="c">#    This program is distributed in the hope that it will be useful,</span>
  76 <span class="c">#    but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
  77 <span class="c">#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
  78 <span class="c">#    GNU General Public License for more details.</span>
  79 <span class="c">#</span>
  80 <span class="c">#    You should have received a copy of the GNU General Public License</span>
  81 <span class="c">#    along with this program.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
  82 <span class="c">#</span>
  83
  84 <span class="kn">from</span> <span class="nn">nepi.execution.attribute</span> <span class="kn">import</span> <span class="n">Attribute</span><span class="p">,</span> <span class="n">Flags</span><span class="p">,</span> <span class="n">Types</span>
  85 <span class="kn">from</span> <span class="nn">nepi.execution.trace</span> <span class="kn">import</span> <span class="n">Trace</span><span class="p">,</span> <span class="n">TraceAttr</span>
  86 <span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">ResourceManager</span><span class="p">,</span> <span class="n">clsinit_copy</span><span class="p">,</span> \
  87         <span class="n">ResourceState</span>
  88 <span class="kn">from</span> <span class="nn">nepi.resources.ns3.ns3wifimac</span> <span class="kn">import</span> <span class="n">NS3BaseWifiMac</span>
  89
  90 <span class="nd">@clsinit_copy</span>
  91 <div class="viewcode-block" id="NS3ApWifiMac"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.ns3.classes.html#nepi.resources.ns3.classes.ap_wifi_mac.NS3ApWifiMac">[docs]</a><span class="k">class</span> <span class="nc">NS3ApWifiMac</span><span class="p">(</span><span class="n">NS3BaseWifiMac</span><span class="p">):</span>
  92     <span class="n">_rtype</span> <span class="o">=</span> <span class="s">&quot;ns3::ApWifiMac&quot;</span>
  93
  94     <span class="nd">@classmethod</span>
  95     <span class="k">def</span> <span class="nf">_register_attributes</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
  96
  97         <span class="n">attr_beaconinterval</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;BeaconInterval&quot;</span><span class="p">,</span>
  98             <span class="s">&quot;Delay between two beacons&quot;</span><span class="p">,</span>
  99             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 100             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+102400000.0ns&quot;</span><span class="p">,</span>
 101             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 102             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 103             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 104
 105         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_beaconinterval</span><span class="p">)</span>
 106
 107         <span class="n">attr_beaconjitter</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;BeaconJitter&quot;</span><span class="p">,</span>
 108             <span class="s">&quot;A uniform random variable to cause the initial beacon starting time (after simulation time 0) to be distributed between 0 and the BeaconInterval.&quot;</span><span class="p">,</span>
 109             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 110             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;ns3::UniformRandomVariable&quot;</span><span class="p">,</span>
 111             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 112             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 113             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 114
 115         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_beaconjitter</span><span class="p">)</span>
 116
 117         <span class="n">attr_enablebeaconjitter</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;EnableBeaconJitter&quot;</span><span class="p">,</span>
 118             <span class="s">&quot;If beacons are enabled, whether to jitter the initial send event.&quot;</span><span class="p">,</span>
 119             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 120             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;False&quot;</span><span class="p">,</span>
 121             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 122             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 123             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 124
 125         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_enablebeaconjitter</span><span class="p">)</span>
 126
 127         <span class="n">attr_beacongeneration</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;BeaconGeneration&quot;</span><span class="p">,</span>
 128             <span class="s">&quot;Whether or not beacons are generated.&quot;</span><span class="p">,</span>
 129             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 130             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;True&quot;</span><span class="p">,</span>
 131             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 132             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 133             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 134
 135         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_beacongeneration</span><span class="p">)</span>
 136
 137         <span class="n">attr_qossupported</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;QosSupported&quot;</span><span class="p">,</span>
 138             <span class="s">&quot;This Boolean attribute is set to enable 802.11e/WMM-style QoS support at this STA&quot;</span><span class="p">,</span>
 139             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 140             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;False&quot;</span><span class="p">,</span>
 141             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 142             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 143             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 144
 145         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_qossupported</span><span class="p">)</span>
 146
 147         <span class="n">attr_htsupported</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;HtSupported&quot;</span><span class="p">,</span>
 148             <span class="s">&quot;This Boolean attribute is set to enable 802.11n support at this STA&quot;</span><span class="p">,</span>
 149             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 150             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;False&quot;</span><span class="p">,</span>
 151             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 152             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 153             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 154
 155         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_htsupported</span><span class="p">)</span>
 156
 157         <span class="n">attr_ctstoselfsupported</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;CtsToSelfSupported&quot;</span><span class="p">,</span>
 158             <span class="s">&quot;Use CTS to Self when using a rate that is not in the basic set rate&quot;</span><span class="p">,</span>
 159             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 160             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;False&quot;</span><span class="p">,</span>
 161             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 162             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 163             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 164
 165         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_ctstoselfsupported</span><span class="p">)</span>
 166
 167         <span class="n">attr_ctstimeout</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;CtsTimeout&quot;</span><span class="p">,</span>
 168             <span class="s">&quot;When this timeout expires, the RTS/CTS handshake has failed.&quot;</span><span class="p">,</span>
 169             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 170             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+75000.0ns&quot;</span><span class="p">,</span>
 171             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 172             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 173             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 174
 175         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_ctstimeout</span><span class="p">)</span>
 176
 177         <span class="n">attr_acktimeout</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;AckTimeout&quot;</span><span class="p">,</span>
 178             <span class="s">&quot;When this timeout expires, the DATA/ACK handshake has failed.&quot;</span><span class="p">,</span>
 179             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 180             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+75000.0ns&quot;</span><span class="p">,</span>
 181             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 182             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 183             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 184
 185         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_acktimeout</span><span class="p">)</span>
 186
 187         <span class="n">attr_basicblockacktimeout</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;BasicBlockAckTimeout&quot;</span><span class="p">,</span>
 188             <span class="s">&quot;When this timeout expires, the BASIC_BLOCK_ACK_REQ/BASIC_BLOCK_ACK handshake has failed.&quot;</span><span class="p">,</span>
 189             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 190             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+281000.0ns&quot;</span><span class="p">,</span>
 191             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 192             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 193             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 194
 195         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_basicblockacktimeout</span><span class="p">)</span>
 196
 197         <span class="n">attr_compressedblockacktimeout</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;CompressedBlockAckTimeout&quot;</span><span class="p">,</span>
 198             <span class="s">&quot;When this timeout expires, the COMPRESSED_BLOCK_ACK_REQ/COMPRESSED_BLOCK_ACK handshake has failed.&quot;</span><span class="p">,</span>
 199             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 200             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+107000.0ns&quot;</span><span class="p">,</span>
 201             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 202             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 203             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 204
 205         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_compressedblockacktimeout</span><span class="p">)</span>
 206
 207         <span class="n">attr_sifs</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;Sifs&quot;</span><span class="p">,</span>
 208             <span class="s">&quot;The value of the SIFS constant.&quot;</span><span class="p">,</span>
 209             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 210             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+16000.0ns&quot;</span><span class="p">,</span>
 211             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 212             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 213             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 214
 215         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_sifs</span><span class="p">)</span>
 216
 217         <span class="n">attr_eifsnodifs</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;EifsNoDifs&quot;</span><span class="p">,</span>
 218             <span class="s">&quot;The value of EIFS-DIFS&quot;</span><span class="p">,</span>
 219             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 220             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+60000.0ns&quot;</span><span class="p">,</span>
 221             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 222             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 223             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 224
 225         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_eifsnodifs</span><span class="p">)</span>
 226
 227         <span class="n">attr_slot</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;Slot&quot;</span><span class="p">,</span>
 228             <span class="s">&quot;The duration of a Slot.&quot;</span><span class="p">,</span>
 229             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 230             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+9000.0ns&quot;</span><span class="p">,</span>
 231             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 232             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 233             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 234
 235         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_slot</span><span class="p">)</span>
 236
 237         <span class="n">attr_pifs</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;Pifs&quot;</span><span class="p">,</span>
 238             <span class="s">&quot;The value of the PIFS constant.&quot;</span><span class="p">,</span>
 239             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 240             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+25000.0ns&quot;</span><span class="p">,</span>
 241             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 242             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 243             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 244
 245         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_pifs</span><span class="p">)</span>
 246
 247         <span class="n">attr_rifs</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;Rifs&quot;</span><span class="p">,</span>
 248             <span class="s">&quot;The value of the RIFS constant.&quot;</span><span class="p">,</span>
 249             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 250             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+2000.0ns&quot;</span><span class="p">,</span>
 251             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 252             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 253             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 254
 255         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_rifs</span><span class="p">)</span>
 256
 257         <span class="n">attr_maxpropagationdelay</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;MaxPropagationDelay&quot;</span><span class="p">,</span>
 258             <span class="s">&quot;The maximum propagation delay. Unused for now.&quot;</span><span class="p">,</span>
 259             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 260             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;+3333.0ns&quot;</span><span class="p">,</span>
 261             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 262             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 263             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 264
 265         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_maxpropagationdelay</span><span class="p">)</span>
 266
 267         <span class="n">attr_ssid</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;Ssid&quot;</span><span class="p">,</span>
 268             <span class="s">&quot;The ssid we want to belong to.&quot;</span><span class="p">,</span>
 269             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">String</span><span class="p">,</span>
 270             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;default&quot;</span><span class="p">,</span>
 271             <span class="n">allowed</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 272             <span class="nb">range</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span>
 273             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Reserved</span> <span class="o">|</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Construct</span><span class="p">)</span>
 274
 275         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">attr_ssid</span><span class="p">)</span>
 276
 277
 278
 279     <span class="nd">@classmethod</span>
 280     <span class="k">def</span> <span class="nf">_register_traces</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
 281
 282         <span class="n">txokheader</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;TxOkHeader&quot;</span><span class="p">,</span> <span class="s">&quot;The header of successfully transmitted packet&quot;</span><span class="p">)</span>
 283
 284         <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">txokheader</span><span class="p">)</span>
 285
 286         <span class="n">txerrheader</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;TxErrHeader&quot;</span><span class="p">,</span> <span class="s">&quot;The header of unsuccessfully transmitted packet&quot;</span><span class="p">)</span>
 287
 288         <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">txerrheader</span><span class="p">)</span>
 289
 290         <span class="n">mactx</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;MacTx&quot;</span><span class="p">,</span> <span class="s">&quot;A packet has been received from higher layers and is being processed in preparation for queueing for transmission.&quot;</span><span class="p">)</span>
 291
 292         <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">mactx</span><span class="p">)</span>
 293
 294         <span class="n">mactxdrop</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;MacTxDrop&quot;</span><span class="p">,</span> <span class="s">&quot;A packet has been dropped in the MAC layer before being queued for transmission.&quot;</span><span class="p">)</span>
 295
 296         <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">mactxdrop</span><span class="p">)</span>
 297
 298         <span class="n">macpromiscrx</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;MacPromiscRx&quot;</span><span class="p">,</span> <span class="s">&quot;A packet has been received by this device, has been passed up from the physical layer and is being forwarded up the local protocol stack.  This is a promiscuous trace,&quot;</span><span class="p">)</span>
 299
 300         <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">macpromiscrx</span><span class="p">)</span>
 301
 302         <span class="n">macrx</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;MacRx&quot;</span><span class="p">,</span> <span class="s">&quot;A packet has been received by this device, has been passed up from the physical layer and is being forwarded up the local protocol stack.  This is a non-promiscuous trace,&quot;</span><span class="p">)</span>
 303
 304         <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">macrx</span><span class="p">)</span>
 305
 306         <span class="n">macrxdrop</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;MacRxDrop&quot;</span><span class="p">,</span> <span class="s">&quot;A packet has been dropped in the MAC layer after it has been passed up from the physical layer.&quot;</span><span class="p">)</span>
 307
 308         <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">macrxdrop</span><span class="p">)</span>
 309
 310
 311
 312     <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">):</span>
 313         <span class="nb">super</span><span class="p">(</span><span class="n">NS3ApWifiMac</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">)</span>
 314         <span class="bp">self</span><span class="o">.</span><span class="n">_home</span> <span class="o">=</span> <span class="s">&quot;ns3-ap-wifi-mac-</span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">guid</span></div>
 315 </pre></div>
 316
 317           </div>
 318         </div>
 319       </div>
 320       <div class="clearer"></div>
 321     </div>
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