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<body class='hmmessage'><div dir='ltr'>Number of bytes to be compared.<br>Best Regards,<br>
k.sunder<br> <BR><div><hr id="stopSpelling">From: volker.obhof.w@sew-eurodrive.de<br>To: hostap@lists.shmoo.com<br>Subject: nl80211_register_action_frame function parameter<br>Date: Mon, 20 Apr 2015 09:53:20 +0000<br><br>
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<p class="ecxMsoNormal"><span lang="EN-US">In file driver_nl80211.c there are some function calls near line 4524 to register action frame.</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US">I think it can be used to send or receive action frame.</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US">Snippet:</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US">/* FT Action frames */</span></p>
<p class="ecxMsoNormal"><span lang="EN-US">if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> ret = -1;</span></p>
<p class="ecxMsoNormal"><span lang="EN-US">else</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US">/* WNM - BSS Transition Management Request */</span></p>
<p class="ecxMsoNormal"><span lang="EN-US">if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> ret = -1;</span></p>
<p class="ecxMsoNormal"><span lang="EN-US">/* WNM-Sleep Mode Response */</span></p>
<p class="ecxMsoNormal"><span lang="EN-US">if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> ret = -1;</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US">But what is the second parameter in nl80211_register_action_frame() function?</span></p>
<p class="ecxMsoNormal"><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span lang="EN-US">I thought it could be the action frame ID but I don’t really know it.</span></p>
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