<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://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 1.8.13"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>mbed TLS v2.7.6: havege.h File Reference</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="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">mbed TLS v2.7.6 </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.13 --> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> $(function() { initMenu('',false,false,'search.php','Search'); }); </script> <div id="main-nav"></div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_b4d146e9a6d8dd56ed4afb2480a97fd3.html">mbedtls</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="summary"> <a href="#nested-classes">Data Structures</a> | <a href="#define-members">Macros</a> | <a href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">havege.h File Reference</div> </div> </div><!--header--> <div class="contents"> <p>HAVEGE: HArdware Volatile Entropy Gathering and Expansion. <a href="#details">More...</a></p> <div class="textblock"><code>#include <stddef.h></code><br /> </div><div class="textblock"><div class="dynheader"> Include dependency graph for havege.h:</div> <div class="dyncontent"> <div class="center"><img src="havege_8h__incl.png" border="0" usemap="#havege_8h" alt=""/></div> <map name="havege_8h" id="havege_8h"> </map> </div> </div> <p><a href="havege_8h_source.html">Go to the source code of this file.</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> Data Structures</h2></td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structmbedtls__havege__state.html">mbedtls_havege_state</a></td></tr> <tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">HAVEGE state structure. <a href="structmbedtls__havege__state.html#details">More...</a><br /></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a> Macros</h2></td></tr> <tr class="memitem:aed0b2c3b0f101838f30c6d81b524a093"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="havege_8h.html#aed0b2c3b0f101838f30c6d81b524a093">MBEDTLS_HAVEGE_COLLECT_SIZE</a>   1024</td></tr> <tr class="separator:aed0b2c3b0f101838f30c6d81b524a093"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:a37279eecf09d4665ae18ad98c7c77f72"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="havege_8h.html#a37279eecf09d4665ae18ad98c7c77f72">mbedtls_havege_init</a> (<a class="el" href="structmbedtls__havege__state.html">mbedtls_havege_state</a> *hs)</td></tr> <tr class="memdesc:a37279eecf09d4665ae18ad98c7c77f72"><td class="mdescLeft"> </td><td class="mdescRight">HAVEGE initialization. <a href="#a37279eecf09d4665ae18ad98c7c77f72">More...</a><br /></td></tr> <tr class="separator:a37279eecf09d4665ae18ad98c7c77f72"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a061c764314cfb0c50ad6815596a99b50"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="havege_8h.html#a061c764314cfb0c50ad6815596a99b50">mbedtls_havege_free</a> (<a class="el" href="structmbedtls__havege__state.html">mbedtls_havege_state</a> *hs)</td></tr> <tr class="memdesc:a061c764314cfb0c50ad6815596a99b50"><td class="mdescLeft"> </td><td class="mdescRight">Clear HAVEGE state. <a href="#a061c764314cfb0c50ad6815596a99b50">More...</a><br /></td></tr> <tr class="separator:a061c764314cfb0c50ad6815596a99b50"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ad18325f837c7482ee7de5bc31e9b57aa"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="havege_8h.html#ad18325f837c7482ee7de5bc31e9b57aa">mbedtls_havege_random</a> (void *p_rng, unsigned char *output, size_t len)</td></tr> <tr class="memdesc:ad18325f837c7482ee7de5bc31e9b57aa"><td class="mdescLeft"> </td><td class="mdescRight">HAVEGE rand function. <a href="#ad18325f837c7482ee7de5bc31e9b57aa">More...</a><br /></td></tr> <tr class="separator:ad18325f837c7482ee7de5bc31e9b57aa"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>HAVEGE: HArdware Volatile Entropy Gathering and Expansion. </p> <p class="definition">Definition in file <a class="el" href="havege_8h_source.html">havege.h</a>.</p> </div><h2 class="groupheader">Macro Definition Documentation</h2> <a id="aed0b2c3b0f101838f30c6d81b524a093"></a> <h2 class="memtitle"><span class="permalink"><a href="#aed0b2c3b0f101838f30c6d81b524a093">◆ </a></span>MBEDTLS_HAVEGE_COLLECT_SIZE</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define MBEDTLS_HAVEGE_COLLECT_SIZE   1024</td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="havege_8h_source.html#l00029">29</a> of file <a class="el" href="havege_8h_source.html">havege.h</a>.</p> </div> </div> <h2 class="groupheader">Function Documentation</h2> <a id="a061c764314cfb0c50ad6815596a99b50"></a> <h2 class="memtitle"><span class="permalink"><a href="#a061c764314cfb0c50ad6815596a99b50">◆ </a></span>mbedtls_havege_free()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void mbedtls_havege_free </td> <td>(</td> <td class="paramtype"><a class="el" href="structmbedtls__havege__state.html">mbedtls_havege_state</a> * </td> <td class="paramname"><em>hs</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Clear HAVEGE state. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hs</td><td>HAVEGE state to be cleared </td></tr> </table> </dd> </dl> </div> </div> <a id="a37279eecf09d4665ae18ad98c7c77f72"></a> <h2 class="memtitle"><span class="permalink"><a href="#a37279eecf09d4665ae18ad98c7c77f72">◆ </a></span>mbedtls_havege_init()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void mbedtls_havege_init </td> <td>(</td> <td class="paramtype"><a class="el" href="structmbedtls__havege__state.html">mbedtls_havege_state</a> * </td> <td class="paramname"><em>hs</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>HAVEGE initialization. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">hs</td><td>HAVEGE state to be initialized </td></tr> </table> </dd> </dl> </div> </div> <a id="ad18325f837c7482ee7de5bc31e9b57aa"></a> <h2 class="memtitle"><span class="permalink"><a href="#ad18325f837c7482ee7de5bc31e9b57aa">◆ </a></span>mbedtls_havege_random()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int mbedtls_havege_random </td> <td>(</td> <td class="paramtype">void * </td> <td class="paramname"><em>p_rng</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char * </td> <td class="paramname"><em>output</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"><em>len</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>HAVEGE rand function. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">p_rng</td><td>A HAVEGE state </td></tr> <tr><td class="paramname">output</td><td>Buffer to fill </td></tr> <tr><td class="paramname">len</td><td>Length of buffer</td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>0 </dd></dl> </div> </div> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated on Fri Oct 12 2018 20:26:59 for mbed TLS v2.7.6 by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.13 </small></address> </body> </html>