1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>ieee80211_rts_get</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="The 802.11 subsystems &#8211; for kernel developers"><link rel="up" href="bk02pt01ch04s05.html" title="functions/definitions"><link rel="prev" href="API-ieee80211-tx-status-irqsafe.html" title="ieee80211_tx_status_irqsafe"><link rel="next" href="API-ieee80211-rts-duration.html" title="ieee80211_rts_duration"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">ieee80211_rts_get</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-ieee80211-tx-status-irqsafe.html">Prev</a>&#160;</td><th width="60%" align="center">functions/definitions</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-ieee80211-rts-duration.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-ieee80211-rts-get"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ieee80211_rts_get &#8212; 
2  RTS frame generation function
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void <b class="fsfunc">ieee80211_rts_get </b>(</code></td><td>struct ieee80211_hw * <var class="pdparam">hw</var>, </td></tr><tr><td>&#160;</td><td>struct ieee80211_vif * <var class="pdparam">vif</var>, </td></tr><tr><td>&#160;</td><td>const void * <var class="pdparam">frame</var>, </td></tr><tr><td>&#160;</td><td>size_t <var class="pdparam">frame_len</var>, </td></tr><tr><td>&#160;</td><td>const struct ieee80211_tx_info * <var class="pdparam">frame_txctl</var>, </td></tr><tr><td>&#160;</td><td>struct ieee80211_rts * <var class="pdparam">rts</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1113786708"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>hw</code></em></span></dt><dd><p>
4     pointer obtained from <code class="function">ieee80211_alloc_hw</code>.
5    </p></dd><dt><span class="term"><em class="parameter"><code>vif</code></em></span></dt><dd><p>
6     <span class="structname">struct ieee80211_vif</span> pointer from the add_interface callback.
7    </p></dd><dt><span class="term"><em class="parameter"><code>frame</code></em></span></dt><dd><p>
8     pointer to the frame that is going to be protected by the RTS.
9    </p></dd><dt><span class="term"><em class="parameter"><code>frame_len</code></em></span></dt><dd><p>
10     the frame length (in octets).
11    </p></dd><dt><span class="term"><em class="parameter"><code>frame_txctl</code></em></span></dt><dd><p>
12     <span class="structname">struct ieee80211_tx_info</span> of the frame.
13    </p></dd><dt><span class="term"><em class="parameter"><code>rts</code></em></span></dt><dd><p>
14     The buffer where to store the RTS frame.
15    </p></dd></dl></div></div><div class="refsect1"><a name="idp1113794276"></a><h2>Description</h2><p>
16   If the RTS frames are generated by the host system (i.e., not in
17   hardware/firmware), the low-level driver uses this function to receive
18   the next RTS frame from the 802.11 code. The low-level is responsible
19   for calling this function before and RTS frame is needed.
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