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<li class="navelem"><a class="el" href="dir_6a9bbd12bf4e19a18c45e270f8fae3fd.html">include</a></li><li class="navelem"><a class="el" href="dir_04272d44da4745cf8b8bfc767d6c6523.html">polarssl</a></li> </ul>
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<div class="title">entropy_poll.h</div> </div>
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<a href="entropy__poll_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="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#ifndef POLARSSL_ENTROPY_POLL_H</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span><span class="preprocessor">#define POLARSSL_ENTROPY_POLL_H</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#if !defined(POLARSSL_CONFIG_FILE)</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="config_8h.html">config.h</a>"</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="preprocessor">#include POLARSSL_CONFIG_FILE</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> * Default thresholds for built-in sources</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="entropy__poll_8h.html#ac9a6394d9503c8045054a048b0d7cc0d"> 45</a></span> <span class="preprocessor">#define ENTROPY_MIN_PLATFORM 128 </span></div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="entropy__poll_8h.html#a99bec0aa7de17714859f1d2c2e547c64"> 46</a></span> <span class="preprocessor">#define ENTROPY_MIN_HAVEGE 128 </span></div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="entropy__poll_8h.html#a790c9f23655a9bbe05053276e91ad093"> 47</a></span> <span class="preprocessor">#define ENTROPY_MIN_HARDCLOCK 32 </span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#if !defined(POLARSSL_NO_PLATFORM_ENTROPY)</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keywordtype">int</span> <a class="code" href="entropy__poll_8h.html#a44ba03df3585a31c6c8395e3893486d0">platform_entropy_poll</a>( <span class="keywordtype">void</span> *data,</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output, <span class="keywordtype">size_t</span> len, <span class="keywordtype">size_t</span> *olen );</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#if defined(POLARSSL_HAVEGE_C)</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keywordtype">int</span> havege_poll( <span class="keywordtype">void</span> *data,</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output, <span class="keywordtype">size_t</span> len, <span class="keywordtype">size_t</span> *olen );</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor">#if defined(POLARSSL_TIMING_C)</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keywordtype">int</span> <a class="code" href="entropy__poll_8h.html#a3f46bcbc1d77975860af4690b7af9630">hardclock_poll</a>( <span class="keywordtype">void</span> *data,</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output, <span class="keywordtype">size_t</span> len, <span class="keywordtype">size_t</span> *olen );</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> <span class="preprocessor"></span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span>}</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor">#endif </span><span class="comment">/* entropy_poll.h */</span><span class="preprocessor"></span></div>
<div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div><div class="ttdoc">Configuration options (set of defines) </div></div>
<div class="ttc" id="entropy__poll_8h_html_a44ba03df3585a31c6c8395e3893486d0"><div class="ttname"><a href="entropy__poll_8h.html#a44ba03df3585a31c6c8395e3893486d0">platform_entropy_poll</a></div><div class="ttdeci">int platform_entropy_poll(void *data, unsigned char *output, size_t len, size_t *olen)</div><div class="ttdoc">Platform-specific entropy poll callback. </div></div>
<div class="ttc" id="entropy__poll_8h_html_a3f46bcbc1d77975860af4690b7af9630"><div class="ttname"><a href="entropy__poll_8h.html#a3f46bcbc1d77975860af4690b7af9630">hardclock_poll</a></div><div class="ttdeci">int hardclock_poll(void *data, unsigned char *output, size_t len, size_t *olen)</div><div class="ttdoc">hardclock-based entropy poll callback </div></div>
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