<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.16"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>UbixOS: net/core/def.c Source File</title>
<link href="../../tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="../../jquery.js"></script>
<script type="text/javascript" src="../../dynsections.js"></script>
<link href="../../navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="../../resize.js"></script>
<script type="text/javascript" src="../../navtreedata.js"></script>
<script type="text/javascript" src="../../navtree.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(document).ready(initResizable);
/* @license-end */</script>
<link href="../../doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">UbixOS
 <span id="projectnumber">2.0</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.16 -->
<script type="text/javascript" src="../../menudata.js"></script>
<script type="text/javascript" src="../../menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('../../',false,false,'search.php','Search');
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('d2/d6e/def_8c_source.html','../../');});
/* @license-end */
</script>
<div id="doc-content">
<div class="header">
<div class="headertitle">
<div class="title">def.c</div> </div>
</div><!--header-->
<div class="contents">
<a href="../../d2/d6e/def_8c.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="l00029"></a><span class="lineno"> 29</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * Copyright (c) 2001-2004 Swedish Institute of Computer Science.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * All rights reserved.</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without modification,</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * are permitted provided that the following conditions are met:</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"> * 1. Redistributions of source code must retain the above copyright notice,</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * this list of conditions and the following disclaimer.</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright notice,</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * this list of conditions and the following disclaimer in the documentation</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * and/or other materials provided with the distribution.</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</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="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * derived from this software without specific prior written permission.</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</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="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</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="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * This file is part of the lwIP TCP/IP stack.</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * Author: Simon Goldschmidt</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> */</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"> 61</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="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#include "<a class="code" href="../../d4/da4/def_8h.html">net/def.h</a>"</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#include <<a class="code" href="../../da/d66/string_8h.html">string.h</a>></span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#if BYTE_ORDER == LITTLE_ENDIAN</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#if !defined(lwip_htons)</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="../../d2/d6e/def_8c.html#ad637280639de4066392e6b5614fa3e56"> 75</a></span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> <a class="code" href="../../d2/d6e/def_8c.html#ad637280639de4066392e6b5614fa3e56">lwip_htons</a>(<a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a> n) {</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span> ((<a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga77570ac4fcab86864fa1916e55676da2">u16_t</a>) <a class="code" href="../../d4/da4/def_8h.html#a0dfd02d7c09f9c698a5a7ecc0b7287ad">PP_HTONS</a>(n));</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor">#endif </span><span class="comment">/* lwip_htons */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#if !defined(lwip_htonl)</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4c14294869aceba3ef9d4c0c302d0f33">u32_t</a></div>
<div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="../../d2/d6e/def_8c.html#a14f94347a5b9b9e3602705b75b7ae524"> 88</a></span> <a class="code" href="../../d2/d6e/def_8c.html#a14f94347a5b9b9e3602705b75b7ae524">lwip_htonl</a>(<a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4c14294869aceba3ef9d4c0c302d0f33">u32_t</a> n)</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> {</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">return</span> ((<a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga4c14294869aceba3ef9d4c0c302d0f33">u32_t</a>) <a class="code" href="../../d4/da4/def_8h.html#afea9c21aa1f56180cdf6fb42ef14a294">PP_HTONL</a>(n));</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> }</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#endif </span><span class="comment">/* lwip_htonl */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#endif </span><span class="comment">/* BYTE_ORDER == LITTLE_ENDIAN */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  </div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#ifndef lwip_strnstr</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="keywordtype">char</span>*</div>
<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="../../d8/d2e/group__sys__nonstandard.html#gaeece028198cdaea2f0d2f1d691752c02"> 103</a></span> <a class="code" href="../../d8/d2e/group__sys__nonstandard.html#gaeece028198cdaea2f0d2f1d691752c02">lwip_strnstr</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="../../d6/d4f/shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a>, <span class="keyword">const</span> <span class="keywordtype">char</span>* token, <span class="keywordtype">size_t</span> n)</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* p;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">size_t</span> tokenlen = <a class="code" href="../../de/d14/lib_8h.html#ae6c8de953239811a34eeeab09458e55e">strlen</a>(token);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">if</span> (tokenlen == 0) {</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">return</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#gaa0dd3f76dd9a837feaac61fedc0dbe72">LWIP_CONST_CAST</a>(<span class="keywordtype">char</span> *, <a class="code" href="../../d6/d4f/shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a>);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">for</span> (p = <a class="code" href="../../d6/d4f/shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a>; *p && (p + tokenlen <= <a class="code" href="../../d6/d4f/shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a> + n); p++) {</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> ((*p == *token) && (<a class="code" href="../../de/d14/lib_8h.html#a6395668b53785234b479045e1773a6a4">strncmp</a>(p, token, tokenlen) == 0)) {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> <a class="code" href="../../de/d8c/group__compiler__abstraction.html#gaa0dd3f76dd9a837feaac61fedc0dbe72">LWIP_CONST_CAST</a>(<span class="keywordtype">char</span> *, p);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">return</span> (<a class="code" href="../../d6/d8a/fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> }</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor">#ifndef lwip_stricmp</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="../../d8/d2e/group__sys__nonstandard.html#ga263cbafcb697eff964139a9998a6668a"> 126</a></span> <a class="code" href="../../d8/d2e/group__sys__nonstandard.html#ga263cbafcb697eff964139a9998a6668a">lwip_stricmp</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* str1, <span class="keyword">const</span> <span class="keywordtype">char</span>* str2)</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> {</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">char</span> c1, c2;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  c1 = *str1++;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  c2 = *str2++;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> (c1 != c2) {</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">char</span> c1_upc = c1 | 0x20;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">if</span> ((c1_upc >= <span class="charliteral">'a'</span>) && (c1_upc <= <span class="charliteral">'z'</span>)) {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">/* characters are not equal an one is in the alphabet range:</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> downcase both chars and check again */</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">char</span> c2_upc = c2 | 0x20;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span> (c1_upc != c2_upc) {</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">/* still not equal */</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">/* don't care for < or > */</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">return</span> (1);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">/* characters are not equal but none is in the alphabet range */</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">return</span> (1);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  } <span class="keywordflow">while</span> (c1 != 0);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> (0);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> }</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#ifndef lwip_strnicmp</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="../../d8/d2e/group__sys__nonstandard.html#ga997dcc49451121d4ed755b33bc7bd26a"> 161</a></span> <a class="code" href="../../d8/d2e/group__sys__nonstandard.html#ga997dcc49451121d4ed755b33bc7bd26a">lwip_strnicmp</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* str1, <span class="keyword">const</span> <span class="keywordtype">char</span>* str2, <span class="keywordtype">size_t</span> <a class="code" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">len</a>)</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> {</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordtype">char</span> c1, c2;</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  c1 = *str1++;</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  c2 = *str2++;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">if</span> (c1 != c2) {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">char</span> c1_upc = c1 | 0x20;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">if</span> ((c1_upc >= <span class="charliteral">'a'</span>) && (c1_upc <= <span class="charliteral">'z'</span>)) {</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">/* characters are not equal an one is in the alphabet range:</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> downcase both chars and check again */</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordtype">char</span> c2_upc = c2 | 0x20;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (c1_upc != c2_upc) {</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">/* still not equal */</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">/* don't care for < or > */</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">return</span> (1);</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment">/* characters are not equal but none is in the alphabet range */</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> (1);</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  } <span class="keywordflow">while</span> (<a class="code" href="../../d9/db8/structpbuf.html#a6f82449625e36e294f5d210268c0703f">len</a>-- && c1 != 0);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">return</span> (0);</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> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  </div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor">#ifndef lwip_itoa</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"><a class="line" href="../../d8/d2e/group__sys__nonstandard.html#gaf15b4fbaaae5bb7f6da4301f3f979284"> 196</a></span> <a class="code" href="../../d8/d2e/group__sys__nonstandard.html#gaf15b4fbaaae5bb7f6da4301f3f979284">lwip_itoa</a>(<span class="keywordtype">char</span>* result, <span class="keywordtype">size_t</span> bufsize, <span class="keywordtype">int</span> number)</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> base = 10;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordtype">char</span>* ptr = result, *ptr1 = result, tmp_char;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordtype">int</span> tmp_value;</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="../../de/d8c/group__compiler__abstraction.html#ga70624a5deb8b9199406372a7f3603ecf">LWIP_UNUSED_ARG</a>(bufsize);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  tmp_value = number;</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  number /= base;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  *ptr++ = <span class="stringliteral">"zyxwvutsrqponmlkjihgfedcba9876543210123456789abcdefghijklmnopqrstuvwxyz"</span>[35 + (tmp_value - number * base)];</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  } <span class="keywordflow">while</span>(number);</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">/* Apply negative sign */</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">if</span> (tmp_value < 0) {</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  *ptr++ = <span class="charliteral">'-'</span>;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  }</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  *ptr-- = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">while</span>(ptr1 < ptr) {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  tmp_char = *ptr;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  *ptr--= *ptr1;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  *ptr1++ = tmp_char;</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</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="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="agroup__sys__nonstandard_html_ga997dcc49451121d4ed755b33bc7bd26a"><div class="ttname"><a href="../../d8/d2e/group__sys__nonstandard.html#ga997dcc49451121d4ed755b33bc7bd26a">lwip_strnicmp</a></div><div class="ttdeci">int lwip_strnicmp(const char *str1, const char *str2, size_t len)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d6e/def_8c_source.html#l00161">def.c:161</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="adef_8h_html"><div class="ttname"><a href="../../d4/da4/def_8h.html">def.h</a></div></div>
<div class="ttc" id="ashell_8c_html_aff2566f4c366b48d73479bef43ee4d2e"><div class="ttname"><a href="../../d6/d4f/shell_8c.html#aff2566f4c366b48d73479bef43ee4d2e">buffer</a></div><div class="ttdeci">char * buffer</div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d4f/shell_8c_source.html#l00047">shell.c:47</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="astring_8h_html"><div class="ttname"><a href="../../da/d66/string_8h.html">string.h</a></div></div>
<div class="ttc" id="agroup__compiler__abstraction_html_ga4c14294869aceba3ef9d4c0c302d0f33"><div class="ttname"><a href="../../de/d8c/group__compiler__abstraction.html#ga4c14294869aceba3ef9d4c0c302d0f33">u32_t</a></div><div class="ttdeci">uint32_t u32_t</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d2d/arch_8h_source.html#l00126">arch.h:126</a></div></div>
<div class="ttc" id="alib_8h_html_ae6c8de953239811a34eeeab09458e55e"><div class="ttname"><a href="../../de/d14/lib_8h.html#ae6c8de953239811a34eeeab09458e55e">strlen</a></div><div class="ttdeci">int strlen(const char *str)</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d67/strlen_8c_source.html#l00055">strlen.c:55</a></div></div>
<div class="ttc" id="agroup__sys__nonstandard_html_gaeece028198cdaea2f0d2f1d691752c02"><div class="ttname"><a href="../../d8/d2e/group__sys__nonstandard.html#gaeece028198cdaea2f0d2f1d691752c02">lwip_strnstr</a></div><div class="ttdeci">char * lwip_strnstr(const char *buffer, const char *token, size_t n)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d6e/def_8c_source.html#l00103">def.c:103</a></div></div>
<div class="ttc" id="agroup__compiler__abstraction_html_ga70624a5deb8b9199406372a7f3603ecf"><div class="ttname"><a href="../../de/d8c/group__compiler__abstraction.html#ga70624a5deb8b9199406372a7f3603ecf">LWIP_UNUSED_ARG</a></div><div class="ttdeci">#define LWIP_UNUSED_ARG(x)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d2d/arch_8h_source.html#l00315">arch.h:315</a></div></div>
<div class="ttc" id="adef_8c_html_a14f94347a5b9b9e3602705b75b7ae524"><div class="ttname"><a href="../../d2/d6e/def_8c.html#a14f94347a5b9b9e3602705b75b7ae524">lwip_htonl</a></div><div class="ttdeci">u32_t lwip_htonl(u32_t n)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d6e/def_8c_source.html#l00088">def.c:88</a></div></div>
<div class="ttc" id="adef_8c_html_ad637280639de4066392e6b5614fa3e56"><div class="ttname"><a href="../../d2/d6e/def_8c.html#ad637280639de4066392e6b5614fa3e56">lwip_htons</a></div><div class="ttdeci">u16_t lwip_htons(u16_t n)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d6e/def_8c_source.html#l00075">def.c:75</a></div></div>
<div class="ttc" id="agroup__sys__nonstandard_html_gaf15b4fbaaae5bb7f6da4301f3f979284"><div class="ttname"><a href="../../d8/d2e/group__sys__nonstandard.html#gaf15b4fbaaae5bb7f6da4301f3f979284">lwip_itoa</a></div><div class="ttdeci">void lwip_itoa(char *result, size_t bufsize, int number)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d6e/def_8c_source.html#l00196">def.c:196</a></div></div>
<div class="ttc" id="agroup__sys__nonstandard_html_ga263cbafcb697eff964139a9998a6668a"><div class="ttname"><a href="../../d8/d2e/group__sys__nonstandard.html#ga263cbafcb697eff964139a9998a6668a">lwip_stricmp</a></div><div class="ttdeci">int lwip_stricmp(const char *str1, const char *str2)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d6e/def_8c_source.html#l00126">def.c:126</a></div></div>
<div class="ttc" id="alib_8h_html_a6395668b53785234b479045e1773a6a4"><div class="ttname"><a href="../../de/d14/lib_8h.html#a6395668b53785234b479045e1773a6a4">strncmp</a></div><div class="ttdeci">int strncmp(const char *str1, const char *str2, int len)</div></div>
<div class="ttc" id="adef_8h_html_afea9c21aa1f56180cdf6fb42ef14a294"><div class="ttname"><a href="../../d4/da4/def_8h.html#afea9c21aa1f56180cdf6fb42ef14a294">PP_HTONL</a></div><div class="ttdeci">#define PP_HTONL(x)</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/da4/def_8h_source.html#l00081">def.h:81</a></div></div>
<div class="ttc" id="agroup__compiler__abstraction_html_gaa0dd3f76dd9a837feaac61fedc0dbe72"><div class="ttname"><a href="../../de/d8c/group__compiler__abstraction.html#gaa0dd3f76dd9a837feaac61fedc0dbe72">LWIP_CONST_CAST</a></div><div class="ttdeci">#define LWIP_CONST_CAST(target_type, val)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d2d/arch_8h_source.html#l00187">arch.h:187</a></div></div>
<div class="ttc" id="adef_8h_html_a0dfd02d7c09f9c698a5a7ecc0b7287ad"><div class="ttname"><a href="../../d4/da4/def_8h.html#a0dfd02d7c09f9c698a5a7ecc0b7287ad">PP_HTONS</a></div><div class="ttdeci">#define PP_HTONS(x)</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/da4/def_8h_source.html#l00079">def.h:79</a></div></div>
<div class="ttc" id="afat__string_8h_html_a070d2ce7b6bb7e5c05602aa8c308d0c4"><div class="ttname"><a href="../../d6/d8a/fat__string_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a></div><div class="ttdeci">#define NULL</div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d8a/fat__string_8h_source.html#l00017">fat_string.h:17</a></div></div>
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="../../dir_427baa8a9a5be237f298d4545d0d1ce2.html">net</a></li><li class="navelem"><a class="el" href="../../dir_1cf66ead025f9237708795c937e76781.html">core</a></li><li class="navelem"><a class="el" href="../../d2/d6e/def_8c.html">def.c</a></li>
<li class="footer">Generated by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="../../doxygen.png" alt="doxygen"/></a> 1.8.16 </li>
</ul>
</div>
</body>
</html>
