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 <span id="projectnumber">2.0</span>
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<div class="title">tcpip.h File Reference</div> </div>
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<div class="textblock"><code>#include "<a class="el" href="opt_8h_source.html">net/opt.h</a>"</code><br />
<code>#include "<a class="el" href="err_8h_source.html">net/err.h</a>"</code><br />
<code>#include "<a class="el" href="timeouts_8h_source.html">net/timeouts.h</a>"</code><br />
<code>#include "<a class="el" href="netif_8h_source.html">net/netif.h</a>"</code><br />
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Include dependency graph for tcpip.h:</div>
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<div class="center"><img src="tcpip_8h__incl.png" border="0" usemap="#C_1_2Dev_2git_2UbixOS_2sys_2include_2net_2tcpip_8h" alt=""/></div>
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This graph shows which files directly or indirectly include this file:</div>
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<div class="center"><img src="tcpip_8h__dep__incl.png" border="0" usemap="#C_1_2Dev_2git_2UbixOS_2sys_2include_2net_2tcpip_8hdep" alt=""/></div>
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<p><a href="tcpip_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:a4700525e737fc025fea4887b172e0c95"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a4700525e737fc025fea4887b172e0c95">LOCK_TCPIP_CORE</a>()</td></tr>
<tr class="separator:a4700525e737fc025fea4887b172e0c95"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a7eb868a1215472ec38f3f2a04d442b9f"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a7eb868a1215472ec38f3f2a04d442b9f">tcpip_callback</a>(f, ctx)   <a class="el" href="tcpip_8c.html#ab1d3ef23817d7703fa75ed67bd45ea1d">tcpip_callback_with_block</a>(f, ctx, 1)</td></tr>
<tr class="separator:a7eb868a1215472ec38f3f2a04d442b9f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a915effea029b9c4891e1ec635eb1826d"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a915effea029b9c4891e1ec635eb1826d">UNLOCK_TCPIP_CORE</a>()</td></tr>
<tr class="separator:a915effea029b9c4891e1ec635eb1826d"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a>
Typedefs</h2></td></tr>
<tr class="memitem:a35203296bb838f3b493839ffc6e7285d"><td class="memItemLeft" align="right" valign="top">typedef void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a35203296bb838f3b493839ffc6e7285d">tcpip_callback_fn</a>) (void *ctx)</td></tr>
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<tr class="memitem:a5fe07216c441e27c3028bcac60fa0992"><td class="memItemLeft" align="right" valign="top">typedef void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a5fe07216c441e27c3028bcac60fa0992">tcpip_init_done_fn</a>) (void *arg)</td></tr>
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</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a55b4de3765c6a37b3f2b26a11603771c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a55b4de3765c6a37b3f2b26a11603771c">mem_free_callback</a> (void *m)</td></tr>
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<tr class="memitem:a5cdcb6b784fe0e8736a5b31a5cfbed6c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a5cdcb6b784fe0e8736a5b31a5cfbed6c">pbuf_free_callback</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p)</td></tr>
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<tr class="memitem:ab1d3ef23817d7703fa75ed67bd45ea1d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#ab1d3ef23817d7703fa75ed67bd45ea1d">tcpip_callback_with_block</a> (<a class="el" href="tcpip_8h.html#a35203296bb838f3b493839ffc6e7285d">tcpip_callback_fn</a> function, void *ctx, <a class="el" href="group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> block)</td></tr>
<tr class="separator:ab1d3ef23817d7703fa75ed67bd45ea1d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac5b7a59f4c3f5f721ab9ee81f231c9fd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#ac5b7a59f4c3f5f721ab9ee81f231c9fd">tcpip_callbackmsg_delete</a> (struct tcpip_callback_msg *msg)</td></tr>
<tr class="separator:ac5b7a59f4c3f5f721ab9ee81f231c9fd"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aee14fa2587a9ba9d23e4c7e16c4526ac"><td class="memItemLeft" align="right" valign="top">struct tcpip_callback_msg * </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#aee14fa2587a9ba9d23e4c7e16c4526ac">tcpip_callbackmsg_new</a> (<a class="el" href="tcpip_8h.html#a35203296bb838f3b493839ffc6e7285d">tcpip_callback_fn</a> function, void *ctx)</td></tr>
<tr class="separator:aee14fa2587a9ba9d23e4c7e16c4526ac"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac104b53faf0e3905ad0e970866835661"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#ac104b53faf0e3905ad0e970866835661">tcpip_init</a> (<a class="el" href="tcpip_8h.html#a5fe07216c441e27c3028bcac60fa0992">tcpip_init_done_fn</a> tcpip_init_done, void *arg)</td></tr>
<tr class="separator:ac104b53faf0e3905ad0e970866835661"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a93043b3c66dbe4a15a60299c6199d102"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#a93043b3c66dbe4a15a60299c6199d102">tcpip_inpkt</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p, struct <a class="el" href="structnetif.html">netif</a> *inp, <a class="el" href="netif_8h.html#ab2302b1b64ac7b95f24c6bab754a575e">netif_input_fn</a> input_fn)</td></tr>
<tr class="separator:a93043b3c66dbe4a15a60299c6199d102"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae510f195171bed8499ae94e264a92717"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#ae510f195171bed8499ae94e264a92717">tcpip_input</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p, struct <a class="el" href="structnetif.html">netif</a> *inp)</td></tr>
<tr class="separator:ae510f195171bed8499ae94e264a92717"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acfc81ad493f68714a22b3b8ea7d04378"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="tcpip_8h.html#acfc81ad493f68714a22b3b8ea7d04378">tcpip_trycallback</a> (struct tcpip_callback_msg *msg)</td></tr>
<tr class="separator:acfc81ad493f68714a22b3b8ea7d04378"><td class="memSeparator" colspan="2"> </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Functions to sync with TCPIP thread </p>
<p class="definition">Definition in file <a class="el" href="tcpip_8h_source.html">tcpip.h</a>.</p>
</div><h2 class="groupheader">Macro Definition Documentation</h2>
<a id="a4700525e737fc025fea4887b172e0c95"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4700525e737fc025fea4887b172e0c95">◆ </a></span>LOCK_TCPIP_CORE</h2>
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<td class="memname">#define LOCK_TCPIP_CORE</td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="tcpip_8h_source.html#l00060">60</a> of file <a class="el" href="tcpip_8h_source.html">tcpip.h</a>.</p>
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<a id="a7eb868a1215472ec38f3f2a04d442b9f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7eb868a1215472ec38f3f2a04d442b9f">◆ </a></span>tcpip_callback</h2>
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<td class="memname">#define tcpip_callback</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname">f, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"> </td>
<td class="paramname">ctx </td>
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<td></td>
<td>)</td>
<td></td><td>   <a class="el" href="tcpip_8c.html#ab1d3ef23817d7703fa75ed67bd45ea1d">tcpip_callback_with_block</a>(f, ctx, 1)</td>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="tcpip_8h.html#ab1d3ef23817d7703fa75ed67bd45ea1d">tcpip_callback_with_block</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8h_source.html#l00085">85</a> of file <a class="el" href="tcpip_8h_source.html">tcpip.h</a>.</p>
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<a id="a915effea029b9c4891e1ec635eb1826d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a915effea029b9c4891e1ec635eb1826d">◆ </a></span>UNLOCK_TCPIP_CORE</h2>
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<td class="memname">#define UNLOCK_TCPIP_CORE</td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="tcpip_8h_source.html#l00061">61</a> of file <a class="el" href="tcpip_8h_source.html">tcpip.h</a>.</p>
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<h2 class="groupheader">Typedef Documentation</h2>
<a id="a35203296bb838f3b493839ffc6e7285d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a35203296bb838f3b493839ffc6e7285d">◆ </a></span>tcpip_callback_fn</h2>
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<td class="memname">typedef void(* tcpip_callback_fn) (void *ctx)</td>
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<p>Function prototype for functions passed to <a class="el" href="tcpip_8h.html#a7eb868a1215472ec38f3f2a04d442b9f">tcpip_callback()</a> </p>
<p class="definition">Definition at line <a class="el" href="tcpip_8h_source.html#l00070">70</a> of file <a class="el" href="tcpip_8h_source.html">tcpip.h</a>.</p>
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<a id="a5fe07216c441e27c3028bcac60fa0992"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5fe07216c441e27c3028bcac60fa0992">◆ </a></span>tcpip_init_done_fn</h2>
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<td class="memname">typedef void(* tcpip_init_done_fn) (void *arg)</td>
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<p>Function prototype for the init_done function passed to tcpip_init </p>
<p class="definition">Definition at line <a class="el" href="tcpip_8h_source.html#l00068">68</a> of file <a class="el" href="tcpip_8h_source.html">tcpip.h</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a55b4de3765c6a37b3f2b26a11603771c">◆ </a></span>mem_free_callback()</h2>
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<td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> mem_free_callback </td>
<td>(</td>
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<p>A simple wrapper function that allows you to free heap memory from interrupt context.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">m</td><td>the heap memory to free </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>ERR_OK if callback could be enqueued, an err_t if not </dd></dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00491">491</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="mem_8c_source.html#l00419">mem_free()</a>, and <a class="el" href="tcpip_8c_source.html#l00229">tcpip_callback_with_block()</a>.</p>
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Here is the call graph for this function:</div>
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<div class="center"><img src="tcpip_8h_a55b4de3765c6a37b3f2b26a11603771c_cgraph.png" border="0" usemap="#tcpip_8h_a55b4de3765c6a37b3f2b26a11603771c_cgraph" alt=""/></div>
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<h2 class="memtitle"><span class="permalink"><a href="#a5cdcb6b784fe0e8736a5b31a5cfbed6c">◆ </a></span>pbuf_free_callback()</h2>
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<td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> pbuf_free_callback </td>
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<p>A simple wrapper function that allows you to free a pbuf from interrupt context.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">p</td><td>The pbuf (chain) to be dereferenced. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>ERR_OK if callback could be enqueued, an err_t if not </dd></dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00480">480</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="tcpip_8c_source.html#l00229">tcpip_callback_with_block()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab1d3ef23817d7703fa75ed67bd45ea1d">◆ </a></span>tcpip_callback_with_block()</h2>
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<td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> tcpip_callback_with_block </td>
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<td class="paramtype"><a class="el" href="tcpip_8h.html#a35203296bb838f3b493839ffc6e7285d">tcpip_callback_fn</a> </td>
<td class="paramname"><em>function</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">void * </td>
<td class="paramname"><em>ctx</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> </td>
<td class="paramname"><em>block</em> </td>
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<p>Call a specific function in the thread context of tcpip_thread for easy access synchronization. A function called in that way may access lwIP core code without fearing concurrent access.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">function</td><td>the function to call </td></tr>
<tr><td class="paramname">ctx</td><td>parameter passed to f </td></tr>
<tr><td class="paramname">block</td><td>1 to block until the request is posted, 0 to non-blocking mode </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>ERR_OK if the function was called, another err_t if not </dd></dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00229">229</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="debug_8h_source.html#l00116">LWIP_ASSERT</a>, <a class="el" href="tcpip__priv_8h_source.html#l00128">tcpip_msg::msg</a>, and <a class="el" href="sys_8h_source.html#l00271">sys_mbox_valid_val</a>.</p>
<p class="reference">Referenced by <a class="el" href="tcpip_8c_source.html#l00491">mem_free_callback()</a>, and <a class="el" href="tcpip_8c_source.html#l00480">pbuf_free_callback()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac5b7a59f4c3f5f721ab9ee81f231c9fd">◆ </a></span>tcpip_callbackmsg_delete()</h2>
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<td class="memname">void tcpip_callbackmsg_delete </td>
<td>(</td>
<td class="paramtype">struct tcpip_callback_msg * </td>
<td class="paramname"><em>msg</em></td><td>)</td>
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<p>Free a callback message allocated by <a class="el" href="tcpip_8c.html#aee14fa2587a9ba9d23e4c7e16c4526ac">tcpip_callbackmsg_new()</a>.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">msg</td><td>the message to free </td></tr>
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</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00421">421</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="memp_8c_source.html#l00469">memp_free()</a>, and <a class="el" href="tcpip__priv_8h_source.html#l00128">tcpip_msg::msg</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aee14fa2587a9ba9d23e4c7e16c4526ac">◆ </a></span>tcpip_callbackmsg_new()</h2>
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<td class="memname">struct tcpip_callback_msg* tcpip_callbackmsg_new </td>
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<td class="paramtype"><a class="el" href="tcpip_8h.html#a35203296bb838f3b493839ffc6e7285d">tcpip_callback_fn</a> </td>
<td class="paramname"><em>function</em>, </td>
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<td class="paramtype">void * </td>
<td class="paramname"><em>ctx</em> </td>
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<p>Allocate a structure for a static callback message and initialize it. This is intended to be used to send "static" messages from interrupt context.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">function</td><td>the function to call </td></tr>
<tr><td class="paramname">ctx</td><td>parameter passed to function </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>a struct pointer to pass to <a class="el" href="tcpip_8c.html#acfc81ad493f68714a22b3b8ea7d04378">tcpip_trycallback()</a>. </dd></dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00405">405</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="tcpip__priv_8h_source.html#l00142">tcpip_msg::ctx</a>, <a class="el" href="memp_8c_source.html#l00385">memp_malloc()</a>, <a class="el" href="tcpip__priv_8h_source.html#l00128">tcpip_msg::msg</a>, <a class="el" href="fat__string_8h_source.html#l00017">NULL</a>, and <a class="el" href="tcpip__priv_8h_source.html#l00120">TCPIP_MSG_CALLBACK_STATIC</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac104b53faf0e3905ad0e970866835661">◆ </a></span>tcpip_init()</h2>
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<td class="memname">void tcpip_init </td>
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<td class="paramtype"><a class="el" href="tcpip_8h.html#a5fe07216c441e27c3028bcac60fa0992">tcpip_init_done_fn</a> </td>
<td class="paramname"><em>initfunc</em>, </td>
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<td class="paramtype">void * </td>
<td class="paramname"><em>arg</em> </td>
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<p>Initialize this module:</p><ul>
<li>initialize all sub modules</li>
<li>start the tcpip_thread</li>
</ul>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">initfunc</td><td>a function to call when tcpip_thread is running and finished initializing </td></tr>
<tr><td class="paramname">arg</td><td>argument to pass to initfunc </td></tr>
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</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00446">446</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="core_2init_8c_source.html#l00333">lwip_init()</a>.</p>
<p class="reference">Referenced by <a class="el" href="net_2init_8c_source.html#l00052">net_init()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a93043b3c66dbe4a15a60299c6199d102">◆ </a></span>tcpip_inpkt()</h2>
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<td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> tcpip_inpkt </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="structpbuf.html">pbuf</a> * </td>
<td class="paramname"><em>p</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">struct <a class="el" href="structnetif.html">netif</a> * </td>
<td class="paramname"><em>inp</em>, </td>
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<td class="paramtype"><a class="el" href="netif_8h.html#ab2302b1b64ac7b95f24c6bab754a575e">netif_input_fn</a> </td>
<td class="paramname"><em>input_fn</em> </td>
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<p>Pass a received packet to tcpip_thread for input processing</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">p</td><td>the received packet </td></tr>
<tr><td class="paramname">inp</td><td>the network interface on which the packet was received </td></tr>
<tr><td class="paramname">input_fn</td><td>input function to call </td></tr>
</table>
</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00161">161</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="structtcpip__msg.html#a7d9bc654de358efed5d9737a77bd7c71">tcpip_msg::inp</a>, <a class="el" href="tcpip__priv_8h_source.html#l00138">tcpip_msg::input_fn</a>, <a class="el" href="tcpip_8h_source.html#l00060">LOCK_TCPIP_CORE</a>, <a class="el" href="debug_8h_source.html#l00116">LWIP_ASSERT</a>, <a class="el" href="debug_8h_source.html#l00164">LWIP_DEBUGF</a>, <a class="el" href="tcpip__priv_8h_source.html#l00128">tcpip_msg::msg</a>, <a class="el" href="tcpip__priv_8h_source.html#l00136">tcpip_msg::p</a>, <a class="el" href="sys_8h_source.html#l00271">sys_mbox_valid_val</a>, <a class="el" href="lwipopts_8h_source.html#l00482">TCPIP_DEBUG</a>, and <a class="el" href="tcpip_8h_source.html#l00061">UNLOCK_TCPIP_CORE</a>.</p>
<p class="reference">Referenced by <a class="el" href="tcpip_8c_source.html#l00204">tcpip_input()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae510f195171bed8499ae94e264a92717">◆ </a></span>tcpip_input()</h2>
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<td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> tcpip_input </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="structpbuf.html">pbuf</a> * </td>
<td class="paramname"><em>p</em>, </td>
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<td class="paramtype">struct <a class="el" href="structnetif.html">netif</a> * </td>
<td class="paramname"><em>inp</em> </td>
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<p>Pass a received packet to tcpip_thread for input processing with ethernet_input or ip_input. Don't call directly, pass to <a class="el" href="group__netif.html#ga66970b5877dd6b0cae906bfa78d0cb4c">netif_add()</a> and call netif->input().</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">p</td><td>the received packet, p->payload pointing to the Ethernet header or to an IP header (if inp doesn't have NETIF_FLAG_ETHARP or NETIF_FLAG_ETHERNET flags) </td></tr>
<tr><td class="paramname">inp</td><td>the network interface on which the packet was received </td></tr>
</table>
</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00204">204</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="structtcpip__msg.html#a7d9bc654de358efed5d9737a77bd7c71">tcpip_msg::inp</a>, <a class="el" href="netif_8h_source.html#l00099">NETIF_FLAG_ETHARP</a>, <a class="el" href="netif_8h_source.html#l00103">NETIF_FLAG_ETHERNET</a>, <a class="el" href="tcpip__priv_8h_source.html#l00136">tcpip_msg::p</a>, and <a class="el" href="tcpip_8c_source.html#l00161">tcpip_inpkt()</a>.</p>
<p class="reference">Referenced by <a class="el" href="net_2init_8c_source.html#l00052">net_init()</a>, and <a class="el" href="netif_8c_source.html#l00163">netif_init()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#acfc81ad493f68714a22b3b8ea7d04378">◆ </a></span>tcpip_trycallback()</h2>
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<td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> tcpip_trycallback </td>
<td>(</td>
<td class="paramtype">struct tcpip_callback_msg * </td>
<td class="paramname"><em>msg</em></td><td>)</td>
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<p>Try to post a callback-message to the tcpip_thread mbox This is intended to be used to send "static" messages from interrupt context.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">msg</td><td>pointer to the message to post </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group__sys__mbox.html#gacc06f47f34de04084e1d49788ce871b6">sys_mbox_trypost()</a> return code </dd></dl>
<p class="definition">Definition at line <a class="el" href="tcpip_8c_source.html#l00432">432</a> of file <a class="el" href="tcpip_8c_source.html">tcpip.c</a>.</p>
<p class="reference">References <a class="el" href="debug_8h_source.html#l00116">LWIP_ASSERT</a>, and <a class="el" href="sys_8h_source.html#l00271">sys_mbox_valid_val</a>.</p>
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