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<div class="title">pbuf.h</div> </div>
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<a href="../../d0/d35/pbuf_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Copyright (c) 2001-2004 Swedish Institute of Computer Science.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * All rights reserved.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without modification,</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * are permitted provided that the following conditions are met:</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * 1. Redistributions of source code must retain the above copyright notice,</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * this list of conditions and the following disclaimer.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright notice,</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * this list of conditions and the following disclaimer in the documentation</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * and/or other materials provided with the distribution.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * 3. The name of the author may not be used to endorse or promote products</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * derived from this software without specific prior written permission.</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * This file is part of the lwIP TCP/IP stack.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * Author: Adam Dunkels <adam@sics.se></span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#ifndef LWIP_HDR_PBUF_H</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#define LWIP_HDR_PBUF_H</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <<a class="code" href="../../dc/dba/opt_8h.html">net/opt.h</a>></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <<a class="code" href="../../d6/d40/err_8h.html">net/err.h</a>></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#ifndef LWIP_SUPPORT_CUSTOM_PBUF</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#a64174c5169b48dc17674324afd9c63b9"> 55</a></span> <span class="preprocessor">#define LWIP_SUPPORT_CUSTOM_PBUF ((IP_FRAG && !LWIP_NETIF_TX_SINGLE_PBUF) || (LWIP_IPV6 && LWIP_IPV6_FRAG))</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">/* @todo: We need a mechanism to prevent wasting memory in every pbuf</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> (TCP vs. UDP, IPv4 vs. IPv6: UDP/IPv4 packets may waste up to 28 bytes) */</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#af9da2e1ca60dc0c584938ccc5d662307"> 61</a></span> <span class="preprocessor">#define PBUF_TRANSPORT_HLEN 20</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#if LWIP_IPV6</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#define PBUF_IP_HLEN 40</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#aae0fea237167bb06ea4dc5333df5b0a7"> 65</a></span> <span class="preprocessor">#define PBUF_IP_HLEN 20</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#gaee1baa59bb2f85ba575b5a8619ac1ebf"> 72</a></span> <span class="keyword">typedef</span> <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa2ded3594a3977f8bf9cf09552be327b5"> 76</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa2ded3594a3977f8bf9cf09552be327b5">PBUF_TRANSPORT</a>,</div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfafcc1e506061ba69dfa142eb6b3da5f13"> 80</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfafcc1e506061ba69dfa142eb6b3da5f13">PBUF_IP</a>,</div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfab4de441e737330558b609a990cd17346"> 85</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfab4de441e737330558b609a990cd17346">PBUF_LINK</a>,</div>
<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa0ff039585f05f9208bcb66c2d37783e2"> 91</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa0ff039585f05f9208bcb66c2d37783e2">PBUF_RAW_TX</a>,</div>
<div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa21116654fbab6d5a4dfeb87a1bb8f0ba"> 94</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa21116654fbab6d5a4dfeb87a1bb8f0ba">PBUF_RAW</a></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> } <a class="code" href="../../d7/d05/group__pbuf.html#gaee1baa59bb2f85ba575b5a8619ac1ebf">pbuf_layer</a>;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
<div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#gab7e0e32fcc292c0d7107721766ed92fb"> 101</a></span> <span class="keyword">typedef</span> <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac5e9f28455bca98944a030d4b84ecfab"> 108</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac5e9f28455bca98944a030d4b84ecfab">PBUF_RAM</a>,</div>
<div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac120b0fe39efe35bb682e4aa3b82e2c9"> 112</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac120b0fe39efe35bb682e4aa3b82e2c9">PBUF_ROM</a>,</div>
<div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac9b6ba960fdea6f2e8f35c8313b77e4e"> 116</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac9b6ba960fdea6f2e8f35c8313b77e4e">PBUF_REF</a>,</div>
<div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbae969347127387b9b59a23ccd24b76d21"> 123</a></span>  <a class="code" href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbae969347127387b9b59a23ccd24b76d21">PBUF_POOL</a></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> } <a class="code" href="../../d7/d05/group__pbuf.html#gab7e0e32fcc292c0d7107721766ed92fb">pbuf_type</a>;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div>
<div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#a018a6499e357f8a1373321f802a82930"> 128</a></span> <span class="preprocessor">#define PBUF_FLAG_PUSH 0x01U</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
<div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#af78a7e1815dc0e31884d095b666d997f"> 131</a></span> <span class="preprocessor">#define PBUF_FLAG_IS_CUSTOM 0x02U</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div>
<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#ab8ad153151a8c157335d9c0cedc007e6"> 133</a></span> <span class="preprocessor">#define PBUF_FLAG_MCASTLOOP 0x04U</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  </div>
<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#a6772c16662bbb78597399add086500c0"> 135</a></span> <span class="preprocessor">#define PBUF_FLAG_LLBCAST 0x08U</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#ac0d56cde47aca24ef410d730d7c89887"> 137</a></span> <span class="preprocessor">#define PBUF_FLAG_LLMCAST 0x10U</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div>
<div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#a36a915aa2f6a188baa2862881407971e"> 139</a></span> <span class="preprocessor">#define PBUF_FLAG_TCP_FIN 0x20U</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div>
<div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html"> 142</a></span> <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> {</div>
<div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html#a5e5763c94fd18d78937b0b58ce7df341"> 144</a></span>  <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../d9/db8/structpbuf.html#a5e5763c94fd18d78937b0b58ce7df341">next</a>;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div>
<div class="line"><a name="l00147"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html#a8d32dc3e964369d4eec638fc37fbc460"> 147</a></span>  <span class="keywordtype">void</span> *<a class="code" href="../../d9/db8/structpbuf.html#a8d32dc3e964369d4eec638fc37fbc460">payload</a>;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html#a5259e7ec29bab9c0999b64f2e86b411f"> 156</a></span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d9/db8/structpbuf.html#a5259e7ec29bab9c0999b64f2e86b411f">tot_len</a>;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div>
<div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f"> 159</a></span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">len</a>;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  </div>
<div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html#afd7bff5210a022424caa97d2f25fe8e6"> 162</a></span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> <span class="comment">/*pbuf_type*/</span> <a class="code" href="../../d9/db8/structpbuf.html#afd7bff5210a022424caa97d2f25fe8e6">type</a>;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
<div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html#aa4d1af2cab3d9280d29212095b5b872a"> 165</a></span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> <a class="code" href="../../d9/db8/structpbuf.html#aa4d1af2cab3d9280d29212095b5b872a">flags</a>;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  </div>
<div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="../../d9/db8/structpbuf.html#a18e2c02942feb1baa3756fcd585b6731"> 172</a></span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d9/db8/structpbuf.html#a18e2c02942feb1baa3756fcd585b6731">ref</a>;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> };</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div>
<div class="line"><a name="l00180"></a><span class="lineno"><a class="line" href="../../df/d33/structpbuf__rom.html"> 180</a></span> <span class="keyword">struct </span><a class="code" href="../../df/d33/structpbuf__rom.html">pbuf_rom</a> {</div>
<div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="../../df/d33/structpbuf__rom.html#a5ffdf590ed65b217e2d96f648e1bd3e7"> 182</a></span>  <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../df/d33/structpbuf__rom.html#a5ffdf590ed65b217e2d96f648e1bd3e7">next</a>;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div>
<div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="../../df/d33/structpbuf__rom.html#a5cd0dcc590038629644ad775d76230a1"> 185</a></span>  <span class="keyword">const</span> <span class="keywordtype">void</span> *<a class="code" href="../../df/d33/structpbuf__rom.html#a5cd0dcc590038629644ad775d76230a1">payload</a>;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> };</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#if LWIP_SUPPORT_CUSTOM_PBUF</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  </div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keyword">typedef</span> void (*pbuf_free_custom_fn)(<span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p);</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  </div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="keyword">struct </span>pbuf_custom {</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  pbuf_free_custom_fn custom_free_function;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> };</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor">#endif </span><span class="comment">/* LWIP_SUPPORT_CUSTOM_PBUF */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  </div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor">#ifndef PBUF_POOL_FREE_OOSEQ</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#ac54b0f161128a32c7419c33b893a5106"> 203</a></span> <span class="preprocessor">#define PBUF_POOL_FREE_OOSEQ 1</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor">#endif </span><span class="comment">/* PBUF_POOL_FREE_OOSEQ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor">#if LWIP_TCP && TCP_QUEUE_OOSEQ && NO_SYS && PBUF_POOL_FREE_OOSEQ</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">extern</span> <span class="keyword">volatile</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> pbuf_free_ooseq_pending;</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="keywordtype">void</span> pbuf_free_ooseq(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor">#define PBUF_CHECK_FREE_OOSEQ() do { if(pbuf_free_ooseq_pending) { \</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="preprocessor"> </span><span class="comment">/* pbuf_alloc() reported PBUF_POOL to be empty -> try to free some \</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment"> ooseq queued pbufs now */</span><span class="preprocessor"> \</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="preprocessor"> pbuf_free_ooseq(); }}while(0)</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor">#else </span><span class="comment">/* LWIP_TCP && TCP_QUEUE_OOSEQ && NO_SYS && PBUF_POOL_FREE_OOSEQ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">/* Otherwise declare an empty PBUF_CHECK_FREE_OOSEQ */</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#a1f31e5e7b39e90b9b52654f543bb8fc5"> 217</a></span> <span class="preprocessor"> #define PBUF_CHECK_FREE_OOSEQ()</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor">#endif </span><span class="comment">/* LWIP_TCP && TCP_QUEUE_OOSEQ && NO_SYS && PBUF_POOL_FREE_OOSEQ*/</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment">/* Initializes the pbuf module. This call is empty for now, but may not be in future. */</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"><a class="line" href="../../d0/d35/pbuf_8h.html#a0c9b6a35471ebe1628ffe74bbc67f0b4"> 221</a></span> <span class="preprocessor">#define pbuf_init()</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  </div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../d7/d05/group__pbuf.html#gacfcb0a2af918658ba0afe36499c65f47">pbuf_alloc</a>(<a class="code" href="../../d7/d05/group__pbuf.html#gaee1baa59bb2f85ba575b5a8619ac1ebf">pbuf_layer</a> l, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> length, <a class="code" href="../../d7/d05/group__pbuf.html#gab7e0e32fcc292c0d7107721766ed92fb">pbuf_type</a> <a class="code" href="../../d9/db8/structpbuf.html#afd7bff5210a022424caa97d2f25fe8e6">type</a>);</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor">#if LWIP_SUPPORT_CUSTOM_PBUF</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *pbuf_alloced_custom(<a class="code" href="../../d7/d05/group__pbuf.html#gaee1baa59bb2f85ba575b5a8619ac1ebf">pbuf_layer</a> l, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> length, <a class="code" href="../../d7/d05/group__pbuf.html#gab7e0e32fcc292c0d7107721766ed92fb">pbuf_type</a> <a class="code" href="../../d9/db8/structpbuf.html#afd7bff5210a022424caa97d2f25fe8e6">type</a>,</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keyword">struct</span> pbuf_custom *p, <span class="keywordtype">void</span> *payload_mem,</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> payload_mem_len);</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor">#endif </span><span class="comment">/* LWIP_SUPPORT_CUSTOM_PBUF */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="keywordtype">void</span> <a class="code" href="../../d7/d05/group__pbuf.html#ga50abfe830a33a1a47a562febee66015d">pbuf_realloc</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> size);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> <a class="code" href="../../d0/d35/pbuf_8h.html#aaa17c1951cf2d207b6adfd3947d91f00">pbuf_header</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#gacf46f4df0ebab84edebcb69967fdf86b">s16_t</a> header_size);</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> <a class="code" href="../../d0/d35/pbuf_8h.html#a27480c41c34021d4417691d327163626">pbuf_header_force</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#gacf46f4df0ebab84edebcb69967fdf86b">s16_t</a> header_size);</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="keywordtype">void</span> <a class="code" href="../../d7/d05/group__pbuf.html#ga77f6bbd69e45e542014d9c547c7da74e">pbuf_ref</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#gab0dd696fb4b6bc65e548944584f1738b">pbuf_free</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p);</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d0/d35/pbuf_8h.html#a5df7ac5ae59012fe9aeddba375a72190">pbuf_clen</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p);</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="keywordtype">void</span> <a class="code" href="../../d7/d05/group__pbuf.html#ga82429084fe29015509c9b4a072707cd4">pbuf_cat</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *head, <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *tail);</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="keywordtype">void</span> <a class="code" href="../../d7/d05/group__pbuf.html#ga831c9a72bda1d3bd4c7b96f5a0e3b891">pbuf_chain</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *head, <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *tail);</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../d0/d35/pbuf_8h.html#abf3d29c4f43986b4cb5eb314d5b9729d">pbuf_dechain</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p);</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <a class="code" href="../../d2/de7/group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#gaba88511dee3df4b631fde691f421320d">pbuf_copy</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p_to, <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p_from);</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#gac2f1f58fd36042e82af46f5015720899">pbuf_copy_partial</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p, <span class="keywordtype">void</span> *dataptr, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">len</a>, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> offset);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <a class="code" href="../../d2/de7/group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#gad1e31e370271335b197272af2724ca85">pbuf_take</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../d9/dd0/structbuf.html">buf</a>, <span class="keyword">const</span> <span class="keywordtype">void</span> *dataptr, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">len</a>);</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <a class="code" href="../../d2/de7/group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#gae1cf2bf7454ff87ff377b0b2262f9b44">pbuf_take_at</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../d9/dd0/structbuf.html">buf</a>, <span class="keyword">const</span> <span class="keywordtype">void</span> *dataptr, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">len</a>, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> offset);</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../d7/d05/group__pbuf.html#ga6a961522d81f0327aaf4d4ee6d96c583">pbuf_skip</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>* in, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> in_offset, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a>* out_offset);</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="keyword">struct </span><a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *<a class="code" href="../../d7/d05/group__pbuf.html#ga54ac7b116c6f53c704cbf74f35a8b35c">pbuf_coalesce</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p, <a class="code" href="../../d7/d05/group__pbuf.html#gaee1baa59bb2f85ba575b5a8619ac1ebf">pbuf_layer</a> layer);</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="preprocessor">#if LWIP_CHECKSUM_ON_COPY</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <a class="code" href="../../d2/de7/group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> pbuf_fill_chksum(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> start_offset, <span class="keyword">const</span> <span class="keywordtype">void</span> *dataptr,</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">len</a>, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> *chksum);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="preprocessor">#endif </span><span class="comment">/* LWIP_CHECKSUM_ON_COPY */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="preprocessor">#if LWIP_TCP && TCP_QUEUE_OOSEQ && LWIP_WND_SCALE</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="keywordtype">void</span> pbuf_split_64k(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> *p, <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a> **rest);</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="preprocessor">#endif </span><span class="comment">/* LWIP_TCP && TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#ga6d803d9945bffb7ad97743f2fa503da6">pbuf_get_at</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>* p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> offset);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="keywordtype">int</span> <a class="code" href="../../d7/d05/group__pbuf.html#ga839f342803b0cf89049744124c5a98ad">pbuf_try_get_at</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>* p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> offset);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="keywordtype">void</span> <a class="code" href="../../d7/d05/group__pbuf.html#gaf76863707dc02993eae116574b1ea03f">pbuf_put_at</a>(<span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>* p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> offset, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a> data);</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#ga2170ccbbb13238380dbb203ee1b85974">pbuf_memcmp</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>* p, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> offset, <span class="keyword">const</span> <span class="keywordtype">void</span>* s2, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> n);</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d7/d05/group__pbuf.html#ga18c164a6e4a24d89ea9eb7571a886448">pbuf_memfind</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>* p, <span class="keyword">const</span> <span class="keywordtype">void</span>* <a class="code" href="../../d0/d0f/structmem.html">mem</a>, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> mem_len, <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> start_offset);</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d0/d35/pbuf_8h.html#a9ba3f7b705309ceadb147692fd5a1c7d">pbuf_strstr</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="../../d9/db8/structpbuf.html">pbuf</a>* p, <span class="keyword">const</span> <span class="keywordtype">char</span>* substr);</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> }</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  </div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="preprocessor">#endif </span><span class="comment">/* LWIP_HDR_PBUF_H */</span><span class="preprocessor"></span></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="agroup__pbuf_html_ga18c164a6e4a24d89ea9eb7571a886448"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga18c164a6e4a24d89ea9eb7571a886448">pbuf_memfind</a></div><div class="ttdeci">u16_t pbuf_memfind(const struct pbuf *p, const void *mem, u16_t mem_len, u16_t start_offset)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01405">pbuf.c:1405</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggab7e0e32fcc292c0d7107721766ed92fbae969347127387b9b59a23ccd24b76d21"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbae969347127387b9b59a23ccd24b76d21">PBUF_POOL</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00123">pbuf.h:123</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga6a961522d81f0327aaf4d4ee6d96c583"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga6a961522d81f0327aaf4d4ee6d96c583">pbuf_skip</a></div><div class="ttdeci">struct pbuf * pbuf_skip(struct pbuf *in, u16_t in_offset, u16_t *out_offset)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01132">pbuf.c:1132</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga839f342803b0cf89049744124c5a98ad"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga839f342803b0cf89049744124c5a98ad">pbuf_try_get_at</a></div><div class="ttdeci">int pbuf_try_get_at(const struct pbuf *p, u16_t offset)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01318">pbuf.c:1318</a></div></div>
<div class="ttc" id="aopt_8h_html"><div class="ttname"><a href="../../dc/dba/opt_8h.html">opt.h</a></div></div>
<div class="ttc" id="astructpbuf_html_a6f82449625e36e294f5d210268c0703f"><div class="ttname"><a href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">pbuf::len</a></div><div class="ttdeci">u16_t len</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00159">pbuf.h:159</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggaee1baa59bb2f85ba575b5a8619ac1ebfab4de441e737330558b609a990cd17346"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfab4de441e737330558b609a990cd17346">PBUF_LINK</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00085">pbuf.h:85</a></div></div>
<div class="ttc" id="agroup__compiler__abstraction_html_gacf46f4df0ebab84edebcb69967fdf86b"><div class="ttname"><a href="../../de/d8c/group__compiler__abstraction.html#gacf46f4df0ebab84edebcb69967fdf86b">s16_t</a></div><div class="ttdeci">int16_t s16_t</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d2d/arch_8h_source.html#l00125">arch.h:125</a></div></div>
<div class="ttc" id="astructpbuf_html_a18e2c02942feb1baa3756fcd585b6731"><div class="ttname"><a href="../../d9/db8/structpbuf.html#a18e2c02942feb1baa3756fcd585b6731">pbuf::ref</a></div><div class="ttdeci">u16_t ref</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00172">pbuf.h:172</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggab7e0e32fcc292c0d7107721766ed92fbac120b0fe39efe35bb682e4aa3b82e2c9"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac120b0fe39efe35bb682e4aa3b82e2c9">PBUF_ROM</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00112">pbuf.h:112</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggaee1baa59bb2f85ba575b5a8619ac1ebfa21116654fbab6d5a4dfeb87a1bb8f0ba"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa21116654fbab6d5a4dfeb87a1bb8f0ba">PBUF_RAW</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00094">pbuf.h:94</a></div></div>
<div class="ttc" id="astructmem_html"><div class="ttname"><a href="../../d0/d0f/structmem.html">mem</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d8f/mem_8c_source.html#l00264">mem.c:264</a></div></div>
<div class="ttc" id="agroup__compiler__abstraction_html_ga77570ac4fcab86864fa1916e55676da2"><div class="ttname"><a href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a></div><div class="ttdeci">uint16_t u16_t</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d2d/arch_8h_source.html#l00124">arch.h:124</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggaee1baa59bb2f85ba575b5a8619ac1ebfafcc1e506061ba69dfa142eb6b3da5f13"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfafcc1e506061ba69dfa142eb6b3da5f13">PBUF_IP</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00080">pbuf.h:80</a></div></div>
<div class="ttc" id="astructpbuf_html_a5259e7ec29bab9c0999b64f2e86b411f"><div class="ttname"><a href="../../d9/db8/structpbuf.html#a5259e7ec29bab9c0999b64f2e86b411f">pbuf::tot_len</a></div><div class="ttdeci">u16_t tot_len</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00156">pbuf.h:156</a></div></div>
<div class="ttc" id="astructpbuf__rom_html_a5cd0dcc590038629644ad775d76230a1"><div class="ttname"><a href="../../df/d33/structpbuf__rom.html#a5cd0dcc590038629644ad775d76230a1">pbuf_rom::payload</a></div><div class="ttdeci">const void * payload</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00185">pbuf.h:185</a></div></div>
<div class="ttc" id="astructpbuf__rom_html"><div class="ttname"><a href="../../df/d33/structpbuf__rom.html">pbuf_rom</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00180">pbuf.h:180</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gad1e31e370271335b197272af2724ca85"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gad1e31e370271335b197272af2724ca85">pbuf_take</a></div><div class="ttdeci">err_t pbuf_take(struct pbuf *buf, const void *dataptr, u16_t len)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01150">pbuf.c:1150</a></div></div>
<div class="ttc" id="apbuf_8h_html_a5df7ac5ae59012fe9aeddba375a72190"><div class="ttname"><a href="../../d0/d35/pbuf_8h.html#a5df7ac5ae59012fe9aeddba375a72190">pbuf_clen</a></div><div class="ttdeci">u16_t pbuf_clen(const struct pbuf *p)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00801">pbuf.c:801</a></div></div>
<div class="ttc" id="astructpbuf_html_a5e5763c94fd18d78937b0b58ce7df341"><div class="ttname"><a href="../../d9/db8/structpbuf.html#a5e5763c94fd18d78937b0b58ce7df341">pbuf::next</a></div><div class="ttdeci">struct pbuf * next</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00144">pbuf.h:144</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggaee1baa59bb2f85ba575b5a8619ac1ebfa2ded3594a3977f8bf9cf09552be327b5"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa2ded3594a3977f8bf9cf09552be327b5">PBUF_TRANSPORT</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00076">pbuf.h:76</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gab0dd696fb4b6bc65e548944584f1738b"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gab0dd696fb4b6bc65e548944584f1738b">pbuf_free</a></div><div class="ttdeci">u8_t pbuf_free(struct pbuf *p)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00715">pbuf.c:715</a></div></div>
<div class="ttc" id="apbuf_8h_html_abf3d29c4f43986b4cb5eb314d5b9729d"><div class="ttname"><a href="../../d0/d35/pbuf_8h.html#abf3d29c4f43986b4cb5eb314d5b9729d">pbuf_dechain</a></div><div class="ttdeci">struct pbuf * pbuf_dechain(struct pbuf *p)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00900">pbuf.c:900</a></div></div>
<div class="ttc" id="apbuf_8h_html_a9ba3f7b705309ceadb147692fd5a1c7d"><div class="ttname"><a href="../../d0/d35/pbuf_8h.html#a9ba3f7b705309ceadb147692fd5a1c7d">pbuf_strstr</a></div><div class="ttdeci">u16_t pbuf_strstr(const struct pbuf *p, const char *substr)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01432">pbuf.c:1432</a></div></div>
<div class="ttc" id="astructpbuf_html_aa4d1af2cab3d9280d29212095b5b872a"><div class="ttname"><a href="../../d9/db8/structpbuf.html#aa4d1af2cab3d9280d29212095b5b872a">pbuf::flags</a></div><div class="ttdeci">u8_t flags</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00165">pbuf.h:165</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gac2f1f58fd36042e82af46f5015720899"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gac2f1f58fd36042e82af46f5015720899">pbuf_copy_partial</a></div><div class="ttdeci">u16_t pbuf_copy_partial(const struct pbuf *p, void *dataptr, u16_t len, u16_t offset)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01016">pbuf.c:1016</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gacfcb0a2af918658ba0afe36499c65f47"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gacfcb0a2af918658ba0afe36499c65f47">pbuf_alloc</a></div><div class="ttdeci">struct pbuf * pbuf_alloc(pbuf_layer l, u16_t length, pbuf_type type)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00248">pbuf.c:248</a></div></div>
<div class="ttc" id="agroup__compiler__abstraction_html_ga4caecabca98b43919dd11be1c0d4cd8e"><div class="ttname"><a href="../../de/d8c/group__compiler__abstraction.html#ga4caecabca98b43919dd11be1c0d4cd8e">u8_t</a></div><div class="ttdeci">uint8_t u8_t</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d2d/arch_8h_source.html#l00122">arch.h:122</a></div></div>
<div class="ttc" id="aerr_8h_html"><div class="ttname"><a href="../../d6/d40/err_8h.html">err.h</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga54ac7b116c6f53c704cbf74f35a8b35c"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga54ac7b116c6f53c704cbf74f35a8b35c">pbuf_coalesce</a></div><div class="ttdeci">struct pbuf * pbuf_coalesce(struct pbuf *p, pbuf_layer layer)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01230">pbuf.c:1230</a></div></div>
<div class="ttc" id="astructbuf_html"><div class="ttname"><a href="../../d9/dd0/structbuf.html">buf</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d6d/buf_8h_source.html#l00035">buf.h:35</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gaee1baa59bb2f85ba575b5a8619ac1ebf"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gaee1baa59bb2f85ba575b5a8619ac1ebf">pbuf_layer</a></div><div class="ttdeci">pbuf_layer</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00072">pbuf.h:72</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga6d803d9945bffb7ad97743f2fa503da6"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga6d803d9945bffb7ad97743f2fa503da6">pbuf_get_at</a></div><div class="ttdeci">u8_t pbuf_get_at(const struct pbuf *p, u16_t offset)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01300">pbuf.c:1300</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gab7e0e32fcc292c0d7107721766ed92fb"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gab7e0e32fcc292c0d7107721766ed92fb">pbuf_type</a></div><div class="ttdeci">pbuf_type</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00101">pbuf.h:101</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga50abfe830a33a1a47a562febee66015d"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga50abfe830a33a1a47a562febee66015d">pbuf_realloc</a></div><div class="ttdeci">void pbuf_realloc(struct pbuf *p, u16_t size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00493">pbuf.c:493</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gaba88511dee3df4b631fde691f421320d"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gaba88511dee3df4b631fde691f421320d">pbuf_copy</a></div><div class="ttdeci">err_t pbuf_copy(struct pbuf *p_to, const struct pbuf *p_from)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00949">pbuf.c:949</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gae1cf2bf7454ff87ff377b0b2262f9b44"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gae1cf2bf7454ff87ff377b0b2262f9b44">pbuf_take_at</a></div><div class="ttdeci">err_t pbuf_take_at(struct pbuf *buf, const void *dataptr, u16_t len, u16_t offset)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01194">pbuf.c:1194</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga831c9a72bda1d3bd4c7b96f5a0e3b891"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga831c9a72bda1d3bd4c7b96f5a0e3b891">pbuf_chain</a></div><div class="ttdeci">void pbuf_chain(struct pbuf *head, struct pbuf *tail)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00883">pbuf.c:883</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga77f6bbd69e45e542014d9c547c7da74e"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga77f6bbd69e45e542014d9c547c7da74e">pbuf_ref</a></div><div class="ttdeci">void pbuf_ref(struct pbuf *p)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00821">pbuf.c:821</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga82429084fe29015509c9b4a072707cd4"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga82429084fe29015509c9b4a072707cd4">pbuf_cat</a></div><div class="ttdeci">void pbuf_cat(struct pbuf *head, struct pbuf *tail)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00841">pbuf.c:841</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggab7e0e32fcc292c0d7107721766ed92fbac5e9f28455bca98944a030d4b84ecfab"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac5e9f28455bca98944a030d4b84ecfab">PBUF_RAM</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00108">pbuf.h:108</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ga2170ccbbb13238380dbb203ee1b85974"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ga2170ccbbb13238380dbb203ee1b85974">pbuf_memcmp</a></div><div class="ttdeci">u16_t pbuf_memcmp(const struct pbuf *p, u16_t offset, const void *s2, u16_t n)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01363">pbuf.c:1363</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggaee1baa59bb2f85ba575b5a8619ac1ebfa0ff039585f05f9208bcb66c2d37783e2"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggaee1baa59bb2f85ba575b5a8619ac1ebfa0ff039585f05f9208bcb66c2d37783e2">PBUF_RAW_TX</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00091">pbuf.h:91</a></div></div>
<div class="ttc" id="agroup__infrastructure__errors_html_gaf02d9da80fd66b4f986d2c53d7231ddb"><div class="ttname"><a href="../../d2/de7/group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a></div><div class="ttdeci">s8_t err_t</div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d40/err_8h_source.html#l00057">err.h:57</a></div></div>
<div class="ttc" id="astructpbuf__rom_html_a5ffdf590ed65b217e2d96f648e1bd3e7"><div class="ttname"><a href="../../df/d33/structpbuf__rom.html#a5ffdf590ed65b217e2d96f648e1bd3e7">pbuf_rom::next</a></div><div class="ttdeci">struct pbuf * next</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00182">pbuf.h:182</a></div></div>
<div class="ttc" id="astructpbuf_html_afd7bff5210a022424caa97d2f25fe8e6"><div class="ttname"><a href="../../d9/db8/structpbuf.html#afd7bff5210a022424caa97d2f25fe8e6">pbuf::type</a></div><div class="ttdeci">u8_t type</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00162">pbuf.h:162</a></div></div>
<div class="ttc" id="apbuf_8h_html_a27480c41c34021d4417691d327163626"><div class="ttname"><a href="../../d0/d35/pbuf_8h.html#a27480c41c34021d4417691d327163626">pbuf_header_force</a></div><div class="ttdeci">u8_t pbuf_header_force(struct pbuf *p, s16_t header_size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00675">pbuf.c:675</a></div></div>
<div class="ttc" id="agroup__pbuf_html_gaf76863707dc02993eae116574b1ea03f"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#gaf76863707dc02993eae116574b1ea03f">pbuf_put_at</a></div><div class="ttdeci">void pbuf_put_at(struct pbuf *p, u16_t offset, u8_t data)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l01340">pbuf.c:1340</a></div></div>
<div class="ttc" id="astructpbuf_html"><div class="ttname"><a href="../../d9/db8/structpbuf.html">pbuf</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00142">pbuf.h:142</a></div></div>
<div class="ttc" id="apbuf_8h_html_aaa17c1951cf2d207b6adfd3947d91f00"><div class="ttname"><a href="../../d0/d35/pbuf_8h.html#aaa17c1951cf2d207b6adfd3947d91f00">pbuf_header</a></div><div class="ttdeci">u8_t pbuf_header(struct pbuf *p, s16_t header_size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/df0/pbuf_8c_source.html#l00665">pbuf.c:665</a></div></div>
<div class="ttc" id="agroup__pbuf_html_ggab7e0e32fcc292c0d7107721766ed92fbac9b6ba960fdea6f2e8f35c8313b77e4e"><div class="ttname"><a href="../../d7/d05/group__pbuf.html#ggab7e0e32fcc292c0d7107721766ed92fbac9b6ba960fdea6f2e8f35c8313b77e4e">PBUF_REF</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00116">pbuf.h:116</a></div></div>
<div class="ttc" id="astructpbuf_html_a8d32dc3e964369d4eec638fc37fbc460"><div class="ttname"><a href="../../d9/db8/structpbuf.html#a8d32dc3e964369d4eec638fc37fbc460">pbuf::payload</a></div><div class="ttdeci">void * payload</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d35/pbuf_8h_source.html#l00147">pbuf.h:147</a></div></div>
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