blob: 2d194adba390ba85de333256d7f40e8eff869213 [file] [log] [blame] [edit]
<!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" lang="en-US">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=11"/>
<meta name="generator" content="Doxygen 1.12.0"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>lwIP: Non-standard functions</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>
<script type="text/javascript" src="clipboard.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="cookie.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></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 id="projectrow">
<td id="projectalign">
<div id="projectname">lwIP<span id="projectnumber">&#160;2.1.3</span>
</div>
<div id="projectbrief">Lightweight IP stack</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.12.0 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
var searchBox = new SearchBox("searchBox", "search/",'.html');
/* @license-end */
</script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
$(function() { codefold.init(0); });
/* @license-end */
</script>
<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:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
$(function() {
initMenu('',true,false,'search.php','Search',true);
$(function() { init_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:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
$(function(){initNavTree('group__sys__nonstandard.html',''); initResizable(true); });
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<div id="MSearchResults">
<div class="SRPage">
<div id="SRIndex">
<div id="SRResults"></div>
<div class="SRStatus" id="Loading">Loading...</div>
<div class="SRStatus" id="Searching">Searching...</div>
<div class="SRStatus" id="NoMatches">No Matches</div>
</div>
</div>
</div>
</div>
<div class="header">
<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle"><div class="title">Non-standard functions<div class="ingroups"><a class="el" href="group__lwip.html">lwIP</a> &raquo; <a class="el" href="group__sys__layer.html">Porting (system abstraction layer)</a></div></div></div>
</div><!--header-->
<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gaa2ba4b4e2dd7e1c856fedc6a6069813e" id="r_gaa2ba4b4e2dd7e1c856fedc6a6069813e"><td class="memItemLeft" align="right" valign="top">char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gaa2ba4b4e2dd7e1c856fedc6a6069813e">lwip_strnstr</a> (const char *buffer, const char *token, size_t n)</td></tr>
<tr class="separator:gaa2ba4b4e2dd7e1c856fedc6a6069813e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga263cbafcb697eff964139a9998a6668a" id="r_ga263cbafcb697eff964139a9998a6668a"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga263cbafcb697eff964139a9998a6668a">lwip_stricmp</a> (const char *str1, const char *str2)</td></tr>
<tr class="separator:ga263cbafcb697eff964139a9998a6668a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga997dcc49451121d4ed755b33bc7bd26a" id="r_ga997dcc49451121d4ed755b33bc7bd26a"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ga997dcc49451121d4ed755b33bc7bd26a">lwip_strnicmp</a> (const char *str1, const char *str2, size_t len)</td></tr>
<tr class="separator:ga997dcc49451121d4ed755b33bc7bd26a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaf15b4fbaaae5bb7f6da4301f3f979284" id="r_gaf15b4fbaaae5bb7f6da4301f3f979284"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#gaf15b4fbaaae5bb7f6da4301f3f979284">lwip_itoa</a> (char *result, size_t bufsize, int number)</td></tr>
<tr class="separator:gaf15b4fbaaae5bb7f6da4301f3f979284"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>lwIP provides default implementations for non-standard functions. These can be mapped to OS functions to reduce code footprint if desired. All defines related to this section must not be placed in lwipopts.h, but in arch/cc.h! These options cannot be #defined in lwipopts.h since they are not options of lwIP itself, but options of the lwIP port to your system. </p>
<h2 class="groupheader">Function Documentation</h2>
<a id="gaf15b4fbaaae5bb7f6da4301f3f979284" name="gaf15b4fbaaae5bb7f6da4301f3f979284"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gaf15b4fbaaae5bb7f6da4301f3f979284">&#9670;&#160;</a></span>lwip_itoa()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void lwip_itoa </td>
<td>(</td>
<td class="paramtype">char *</td> <td class="paramname"><span class="paramname"><em>result</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t</td> <td class="paramname"><span class="paramname"><em>bufsize</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>number</em></span>&#160;)</td>
</tr>
</table>
</div><div class="memdoc">
<p>lwIP default implementation for itoa() non-standard function. This can be #defined to itoa() or snprintf(result, bufsize, "%d", number) depending on your platform port. </p>
</div>
</div>
<a id="ga263cbafcb697eff964139a9998a6668a" name="ga263cbafcb697eff964139a9998a6668a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga263cbafcb697eff964139a9998a6668a">&#9670;&#160;</a></span>lwip_stricmp()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int lwip_stricmp </td>
<td>(</td>
<td class="paramtype">const char *</td> <td class="paramname"><span class="paramname"><em>str1</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char *</td> <td class="paramname"><span class="paramname"><em>str2</em></span>&#160;)</td>
</tr>
</table>
</div><div class="memdoc">
<p>lwIP default implementation for stricmp() non-standard function. This can be #defined to stricmp() depending on your platform port. </p>
</div>
</div>
<a id="ga997dcc49451121d4ed755b33bc7bd26a" name="ga997dcc49451121d4ed755b33bc7bd26a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga997dcc49451121d4ed755b33bc7bd26a">&#9670;&#160;</a></span>lwip_strnicmp()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int lwip_strnicmp </td>
<td>(</td>
<td class="paramtype">const char *</td> <td class="paramname"><span class="paramname"><em>str1</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char *</td> <td class="paramname"><span class="paramname"><em>str2</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t</td> <td class="paramname"><span class="paramname"><em>len</em></span>&#160;)</td>
</tr>
</table>
</div><div class="memdoc">
<p>lwIP default implementation for strnicmp() non-standard function. This can be #defined to strnicmp() depending on your platform port. </p>
</div>
</div>
<a id="gaa2ba4b4e2dd7e1c856fedc6a6069813e" name="gaa2ba4b4e2dd7e1c856fedc6a6069813e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gaa2ba4b4e2dd7e1c856fedc6a6069813e">&#9670;&#160;</a></span>lwip_strnstr()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">char * lwip_strnstr </td>
<td>(</td>
<td class="paramtype">const char *</td> <td class="paramname"><span class="paramname"><em>buffer</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char *</td> <td class="paramname"><span class="paramname"><em>token</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t</td> <td class="paramname"><span class="paramname"><em>n</em></span>&#160;)</td>
</tr>
</table>
</div><div class="memdoc">
<p>lwIP default implementation for strnstr() non-standard function. This can be #defined to strnstr() depending on your platform port. </p>
</div>
</div>
</div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.12.0 </li>
</ul>
</div>
</body>
</html>