<!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 v2.7.8: havege.h 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="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 v2.7.8 </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="headertitle"> <div class="title">havege.h</div> </div> </div><!--header--> <div class="contents"> <a href="havege_8h.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="l00006"></a><span class="lineno"> 6</span> <span class="comment">/*</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * SPDX-License-Identifier: Apache-2.0</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License"); you may</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * not use this file except in compliance with the License.</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * You may obtain a copy of the License at</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * limitations under the License.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> *</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * This file is part of mbed TLS (https://tls.mbed.org)</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#ifndef MBEDTLS_HAVEGE_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#define MBEDTLS_HAVEGE_H</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <stddef.h></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="havege_8h.html#aed0b2c3b0f101838f30c6d81b524a093"> 29</a></span> <span class="preprocessor">#define MBEDTLS_HAVEGE_COLLECT_SIZE 1024</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="structmbedtls__havege__state.html"> 38</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="structmbedtls__havege__state.html#ae0f660e103c23be2036ad0831052da2d"> 40</a></span>  <span class="keywordtype">int</span> PT1, <a class="code" href="structmbedtls__havege__state.html#ae0f660e103c23be2036ad0831052da2d">PT2</a>, offset[2];</div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="structmbedtls__havege__state.html#a4abcd9c2f5e3dd42e264dfffdc2f17d9"> 41</a></span>  <span class="keywordtype">int</span> pool[<a class="code" href="havege_8h.html#aed0b2c3b0f101838f30c6d81b524a093">MBEDTLS_HAVEGE_COLLECT_SIZE</a>];</div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="structmbedtls__havege__state.html#a14de6a4b46e53b88f36c82069042a99e"> 42</a></span>  <span class="keywordtype">int</span> WALK[8192];</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> }</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <a class="code" href="structmbedtls__havege__state.html">mbedtls_havege_state</a>;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keywordtype">void</span> <a class="code" href="havege_8h.html#a37279eecf09d4665ae18ad98c7c77f72">mbedtls_havege_init</a>( <a class="code" href="structmbedtls__havege__state.html">mbedtls_havege_state</a> *hs );</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keywordtype">void</span> <a class="code" href="havege_8h.html#a061c764314cfb0c50ad6815596a99b50">mbedtls_havege_free</a>( <a class="code" href="structmbedtls__havege__state.html">mbedtls_havege_state</a> *hs );</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="keywordtype">int</span> <a class="code" href="havege_8h.html#ad18325f837c7482ee7de5bc31e9b57aa">mbedtls_havege_random</a>( <span class="keywordtype">void</span> *p_rng, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output, <span class="keywordtype">size_t</span> len );</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> }</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#endif </span><span class="comment">/* havege.h */</span><span class="preprocessor"></span></div><div class="ttc" id="structmbedtls__havege__state_html"><div class="ttname"><a href="structmbedtls__havege__state.html">mbedtls_havege_state</a></div><div class="ttdoc">HAVEGE state structure. </div><div class="ttdef"><b>Definition:</b> <a href="havege_8h_source.html#l00038">havege.h:38</a></div></div> <div class="ttc" id="structmbedtls__havege__state_html_ae0f660e103c23be2036ad0831052da2d"><div class="ttname"><a href="structmbedtls__havege__state.html#ae0f660e103c23be2036ad0831052da2d">mbedtls_havege_state::PT2</a></div><div class="ttdeci">int PT2</div><div class="ttdef"><b>Definition:</b> <a href="havege_8h_source.html#l00040">havege.h:40</a></div></div> <div class="ttc" id="havege_8h_html_a37279eecf09d4665ae18ad98c7c77f72"><div class="ttname"><a href="havege_8h.html#a37279eecf09d4665ae18ad98c7c77f72">mbedtls_havege_init</a></div><div class="ttdeci">void mbedtls_havege_init(mbedtls_havege_state *hs)</div><div class="ttdoc">HAVEGE initialization. </div></div> <div class="ttc" id="havege_8h_html_ad18325f837c7482ee7de5bc31e9b57aa"><div class="ttname"><a href="havege_8h.html#ad18325f837c7482ee7de5bc31e9b57aa">mbedtls_havege_random</a></div><div class="ttdeci">int mbedtls_havege_random(void *p_rng, unsigned char *output, size_t len)</div><div class="ttdoc">HAVEGE rand function. </div></div> <div class="ttc" id="havege_8h_html_a061c764314cfb0c50ad6815596a99b50"><div class="ttname"><a href="havege_8h.html#a061c764314cfb0c50ad6815596a99b50">mbedtls_havege_free</a></div><div class="ttdeci">void mbedtls_havege_free(mbedtls_havege_state *hs)</div><div class="ttdoc">Clear HAVEGE state. </div></div> <div class="ttc" id="havege_8h_html_aed0b2c3b0f101838f30c6d81b524a093"><div class="ttname"><a href="havege_8h.html#aed0b2c3b0f101838f30c6d81b524a093">MBEDTLS_HAVEGE_COLLECT_SIZE</a></div><div class="ttdeci">#define MBEDTLS_HAVEGE_COLLECT_SIZE</div><div class="ttdef"><b>Definition:</b> <a href="havege_8h_source.html#l00029">havege.h:29</a></div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated on Tue Jan 1 2019 18:27:17 for mbed TLS v2.7.8 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>