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<a href="#func-members">Functions</a> </div>
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<div class="title">tiny_stdlib.h File Reference</div> </div>
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<p>Tiny portable implementations of standard library functions.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include <stddef.h></code><br />
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a4cb469bec7b722064b97a406346acb61"><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="tiny__stdlib_8h.html#a4cb469bec7b722064b97a406346acb61">memset</a> (void *ptr, int value, size_t num)</td></tr>
<tr class="memdesc:a4cb469bec7b722064b97a406346acb61"><td class="mdescLeft"> </td><td class="mdescRight">Fill block of memory. <a href="#a4cb469bec7b722064b97a406346acb61">More...</a><br /></td></tr>
<tr class="separator:a4cb469bec7b722064b97a406346acb61"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1e7d61eb280250fb55dce370ba1a1709"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="tiny__stdlib_8h.html#a1e7d61eb280250fb55dce370ba1a1709">memcmp</a> (const void *ptr1, const void *ptr2, size_t num)</td></tr>
<tr class="memdesc:a1e7d61eb280250fb55dce370ba1a1709"><td class="mdescLeft"> </td><td class="mdescRight">Compare two blocks of memory. <a href="#a1e7d61eb280250fb55dce370ba1a1709">More...</a><br /></td></tr>
<tr class="separator:a1e7d61eb280250fb55dce370ba1a1709"><td class="memSeparator" colspan="2"> </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Tiny portable implementations of standard library functions. </p>
</div><h2 class="groupheader">Function Documentation</h2>
<a id="a1e7d61eb280250fb55dce370ba1a1709"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1e7d61eb280250fb55dce370ba1a1709">◆ </a></span>memcmp()</h2>
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<td class="memname">int memcmp </td>
<td>(</td>
<td class="paramtype">const void * </td>
<td class="paramname"><em>ptr1</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const void * </td>
<td class="paramname"><em>ptr2</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>num</em> </td>
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<td></td>
<td>)</td>
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<p>Compare two blocks of memory. </p>
<p>Compares the first num bytes of the block of memory pointed by ptr1 to the first num bytes pointed by ptr2, returning zero if they all match or a value different from zero representing which is greater if they do not.</p>
<p>Notice that, unlike strcmp, the function does not stop comparing after finding a null character.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">ptr1</td><td>Pointer to block of memory. </td></tr>
<tr><td class="paramname">ptr2</td><td>Pointer to block of memory. </td></tr>
<tr><td class="paramname">num</td><td>Number of bytes to compare. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>an integral value indicating the relationship between the content of the memory blocks: </dd></dl>
<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname"><0</td><td>the first byte that does not match in both memory blocks has a lower value in ptr1 than in ptr2 (if evaluated as unsigned char values) </td></tr>
<tr><td class="paramname">0</td><td>the contents of both memory blocks are equal </td></tr>
<tr><td class="paramname">>0</td><td>the first byte that does not match in both memory blocks has a greater value in ptr1 than in ptr2 (if evaluated as unsigned char values) </td></tr>
</table>
</dd>
</dl>
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<a id="a4cb469bec7b722064b97a406346acb61"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4cb469bec7b722064b97a406346acb61">◆ </a></span>memset()</h2>
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<td class="memname">void* memset </td>
<td>(</td>
<td class="paramtype">void * </td>
<td class="paramname"><em>ptr</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>value</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>num</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<p>Fill block of memory. </p>
<p>Sets the first num bytes of the block of memory pointed by ptr to the specified value (interpreted as an unsigned char)</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">ptr</td><td>Pointer to the block of memory to fill. </td></tr>
<tr><td class="paramname">value</td><td>Value to be set. The value is passed as an int, but the function fills the block of memory using the unsigned char conversion of this value. </td></tr>
<tr><td class="paramname">num</td><td>Number of bytes to be set to the value. size_t is an unsigned integral type. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>ptr is returned. </dd></dl>
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