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LwIP 2.2.1在STM32F407VET6平台 移植

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&#160;<span id="projectnumber">2.2.1</span>
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<div id="projectbrief">Lightweight IP stack</div>
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<a href="#define-members">Macros</a> &#124;
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<div class="title">slipif.h 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 &quot;<a class="el" href="netif_8h.html">lwip/netif.h</a>&quot;</code><br />
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<tr class="memitem:ga7b036fd1cde9b299139cac62f52d15a6"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__slipif.html#ga7b036fd1cde9b299139cac62f52d15a6">slipif_poll</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:gae135be7d61e5bb49ab72476b0aa70946"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__slipif.html#gae135be7d61e5bb49ab72476b0aa70946">slipif_process_rxqueue</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:ga3f2f5e2fa4a816dc27a46f3ee91cf1b3"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__slipif.html#ga3f2f5e2fa4a816dc27a46f3ee91cf1b3">slipif_received_byte</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>, u8_t data)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>SLIP netif API </p>
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<a id="a37ce8613535232db02bfd9ae9b51c668"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a37ce8613535232db02bfd9ae9b51c668">&#9670;&nbsp;</a></span>SLIP_RX_QUEUE</h2>
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<td class="memname">#define SLIP_RX_QUEUE&#160;&#160;&#160;SLIP_RX_FROM_ISR</td>
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<p>Set this to 1 to enable functions to pass in RX bytes from ISR context. If enabled, slipif_received_byte[s]() process incoming bytes and put assembled packets on a queue, which is fed into lwIP from <a class="el" href="group__slipif.html#ga7b036fd1cde9b299139cac62f52d15a6">slipif_poll()</a>. If disabled, <a class="el" href="group__slipif.html#ga7b036fd1cde9b299139cac62f52d15a6">slipif_poll()</a> polls the serial line (using sio_tryread()). Set this to 1 (default for SLIP_RX_FROM_ISR) to queue incoming packets received by slipif_received_byte[s]() as long as PBUF_POOL pbufs are available. If disabled, packets will be dropped if more than one packet is received. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a198967c11f79cffc32192710294e8826">&#9670;&nbsp;</a></span>SLIP_USE_RX_THREAD</h2>
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<td class="memname">#define SLIP_USE_RX_THREAD&#160;&#160;&#160;!<a class="el" href="group__lwip__opts__nosys.html#gae00ba99de94a5bf84d832be8976df59b">NO_SYS</a></td>
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<p>Set this to 1 to start a thread that blocks reading on the serial line (using sio_read()). </p>
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