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冯佳 e7e10a8328 LwIP 2.2.1在STM32F407VET6平台 移植
2026-01-29 17:26:04 +08:00

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<div id="projectname">lwIP
&#160;<span id="projectnumber">2.2.1</span>
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<div id="projectbrief">Lightweight IP stack</div>
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<div class="title">acd.c File Reference</div> </div>
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<div class="textblock"><code>#include &quot;<a class="el" href="opt_8h.html">lwip/opt.h</a>&quot;</code><br />
<code>#include &lt;string.h&gt;</code><br />
<code>#include &quot;<a class="el" href="acd_8h.html">lwip/acd.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="prot_2acd_8h.html">lwip/prot/acd.h</a>&quot;</code><br />
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga158856bf139cb2761837ddfa07303bdc"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__acd.html#ga158856bf139cb2761837ddfa07303bdc">acd_add</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>, struct <a class="el" href="structacd.html">acd</a> *<a class="el" href="structacd.html">acd</a>, <a class="el" href="acd_8h.html#abb446404752f56b028eafa8302db955f">acd_conflict_callback_t</a> acd_conflict_callback)</td></tr>
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<tr class="memitem:ga70503696bca25e1cfb61fad38b4327da"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__acd.html#ga70503696bca25e1cfb61fad38b4327da">acd_remove</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>, struct <a class="el" href="structacd.html">acd</a> *<a class="el" href="structacd.html">acd</a>)</td></tr>
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<tr class="memitem:ga2872fa375f9cd8f5b095639d652f6bff"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__acd.html#ga2872fa375f9cd8f5b095639d652f6bff">acd_network_changed_link_down</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>)</td></tr>
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<tr class="memitem:a8ddf3e1cfa8f5d674d6ce00c2f7d841e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="acd_8c.html#a8ddf3e1cfa8f5d674d6ce00c2f7d841e">acd_tmr</a> (void)</td></tr>
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<tr class="memitem:aa92e21410d0f0d357ab9166cda24937a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="acd_8c.html#aa92e21410d0f0d357ab9166cda24937a">acd_arp_reply</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>, struct <a class="el" href="structetharp__hdr.html">etharp_hdr</a> *hdr)</td></tr>
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<tr class="memitem:ga18b444f6fc69325416b463208a754c97"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__acd.html#ga18b444f6fc69325416b463208a754c97">acd_netif_ip_addr_changed</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>, const <a class="el" href="group__ipaddr.html#ga335a8c9df66319e88a1a529047ce0a1e">ip_addr_t</a> *old_addr, const <a class="el" href="group__ipaddr.html#ga335a8c9df66319e88a1a529047ce0a1e">ip_addr_t</a> *new_addr)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>ACD IPv4 Address Conflict Detection</p>
<p>This is an IPv4 address conflict detection implementation for the lwIP TCP/IP stack. It aims to be conform to RFC5227. </p>
</div><h2 class="groupheader">Function Documentation</h2>
<a id="aa92e21410d0f0d357ab9166cda24937a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa92e21410d0f0d357ab9166cda24937a">&#9670;&nbsp;</a></span>acd_arp_reply()</h2>
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<td class="memname">void acd_arp_reply </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="structnetif.html">netif</a> *&#160;</td>
<td class="paramname"><em>netif</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">struct <a class="el" href="structetharp__hdr.html">etharp_hdr</a> *&#160;</td>
<td class="paramname"><em>hdr</em>&#160;</td>
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<td>)</td>
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<p>Handles every incoming ARP Packet, called by <a class="el" href="etharp_8c.html#a540a5506979693ef9ac4496db9bfa7d6">etharp_input()</a>.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">netif</td><td>network interface to use for acd processing </td></tr>
<tr><td class="paramname">hdr</td><td>Incoming ARP packet </td></tr>
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<a id="a8ddf3e1cfa8f5d674d6ce00c2f7d841e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8ddf3e1cfa8f5d674d6ce00c2f7d841e">&#9670;&nbsp;</a></span>acd_tmr()</h2>
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<td class="memname">void acd_tmr </td>
<td>(</td>
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<td class="paramname"></td><td>)</td>
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<p>Has to be called in loop every ACD_TMR_INTERVAL milliseconds </p>
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