251 lines
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251 lines
10 KiB
HTML
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<title>lwIP: Non-standard functions</title>
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<tr style="height: 56px;">
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<td id="projectalign" style="padding-left: 0.5em;">
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<div id="projectname">lwIP
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 <span id="projectnumber">2.1.2</span>
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</div>
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<div id="projectbrief">Lightweight IP stack</div>
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<div class="header">
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<a href="#func-members">Functions</a> </div>
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<div class="headertitle">
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<div class="title">Non-standard functions<div class="ingroups"><a class="el" href="group__lwip.html">lwIP</a> » <a class="el" href="group__sys__layer.html">Porting (system abstraction layer)</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:gaeece028198cdaea2f0d2f1d691752c02"><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sys__nonstandard.html#gaeece028198cdaea2f0d2f1d691752c02">lwip_strnstr</a> (const char *buffer, const char *token, size_t n)</td></tr>
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<tr class="separator:gaeece028198cdaea2f0d2f1d691752c02"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga263cbafcb697eff964139a9998a6668a"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sys__nonstandard.html#ga263cbafcb697eff964139a9998a6668a">lwip_stricmp</a> (const char *str1, const char *str2)</td></tr>
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<tr class="separator:ga263cbafcb697eff964139a9998a6668a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga997dcc49451121d4ed755b33bc7bd26a"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sys__nonstandard.html#ga997dcc49451121d4ed755b33bc7bd26a">lwip_strnicmp</a> (const char *str1, const char *str2, size_t len)</td></tr>
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<tr class="separator:ga997dcc49451121d4ed755b33bc7bd26a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaf15b4fbaaae5bb7f6da4301f3f979284"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__sys__nonstandard.html#gaf15b4fbaaae5bb7f6da4301f3f979284">lwip_itoa</a> (char *result, size_t bufsize, int number)</td></tr>
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<tr class="separator:gaf15b4fbaaae5bb7f6da4301f3f979284"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<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>
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<h2 class="groupheader">Function Documentation</h2>
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<a id="gaf15b4fbaaae5bb7f6da4301f3f979284"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#gaf15b4fbaaae5bb7f6da4301f3f979284">◆ </a></span>lwip_itoa()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">void lwip_itoa </td>
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<td>(</td>
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<td class="paramtype">char * </td>
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<td class="paramname"><em>result</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">size_t </td>
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<td class="paramname"><em>bufsize</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>number</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<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>
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</div>
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</div>
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<a id="ga263cbafcb697eff964139a9998a6668a"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ga263cbafcb697eff964139a9998a6668a">◆ </a></span>lwip_stricmp()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">int lwip_stricmp </td>
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<td>(</td>
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<td class="paramtype">const char * </td>
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<td class="paramname"><em>str1</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const char * </td>
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<td class="paramname"><em>str2</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>lwIP default implementation for stricmp() non-standard function. This can be #defined to stricmp() depending on your platform port. </p>
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</div>
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</div>
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<a id="ga997dcc49451121d4ed755b33bc7bd26a"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ga997dcc49451121d4ed755b33bc7bd26a">◆ </a></span>lwip_strnicmp()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">int lwip_strnicmp </td>
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<td>(</td>
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<td class="paramtype">const char * </td>
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<td class="paramname"><em>str1</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const char * </td>
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<td class="paramname"><em>str2</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">size_t </td>
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<td class="paramname"><em>len</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>lwIP default implementation for strnicmp() non-standard function. This can be #defined to strnicmp() depending on your platform port. </p>
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</div>
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</div>
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<a id="gaeece028198cdaea2f0d2f1d691752c02"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#gaeece028198cdaea2f0d2f1d691752c02">◆ </a></span>lwip_strnstr()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">char* lwip_strnstr </td>
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<td>(</td>
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<td class="paramtype">const char * </td>
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<td class="paramname"><em>buffer</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const char * </td>
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<td class="paramname"><em>token</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">size_t </td>
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<td class="paramname"><em>n</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>lwIP default implementation for strnstr() non-standard function. This can be #defined to strnstr() depending on your platform port. </p>
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</div>
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</div>
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