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<a href="ctr__drbg_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="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef MBEDTLS_CTR_DRBG_H</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="aes_8h.html">aes.h</a>"</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#if defined(MBEDTLS_THREADING_C)</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="threading_8h.html">mbedtls/threading.h</a>"</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#endif</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"><a class="line" href="ctr__drbg_8h.html#a15d1931ea5d133062cd93a3374a5bcf0"> 32</a></span> <span class="preprocessor">#define MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED -0x0034 </span></div><div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#aea1a5c82ce0f69dfdda2d3131bd1b5e1"> 33</a></span> <span class="preprocessor">#define MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG -0x0036 </span></div><div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a7367c2feaa7ee9f4f182ff1cb03a864e"> 34</a></span> <span class="preprocessor">#define MBEDTLS_ERR_CTR_DRBG_INPUT_TOO_BIG -0x0038 </span></div><div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#ab5f1b73efeca5de8e75c273d47b8274e"> 35</a></span> <span class="preprocessor">#define MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR -0x003A </span></div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a73f77e540752ebec67e2477f776ed8a9"> 37</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_BLOCKSIZE 16 </span></div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#af81b83e7d7d9709f0b61c6ee34ee848e"> 38</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_KEYSIZE 32 </span></div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a7f8b48d6ce94003298bbbae9fb514e8a"> 39</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_KEYBITS ( MBEDTLS_CTR_DRBG_KEYSIZE * 8 )</span></div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a8e6ac8e75c3becda32d9bc7b8ac2c23a"> 40</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_SEEDLEN ( MBEDTLS_CTR_DRBG_KEYSIZE + MBEDTLS_CTR_DRBG_BLOCKSIZE )</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#if !defined(MBEDTLS_CTR_DRBG_ENTROPY_LEN)</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#if defined(MBEDTLS_SHA512_C) && !defined(MBEDTLS_ENTROPY_FORCE_SHA256)</span></div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#ac71c76b50eb79055e11f86d0d796b979"> 53</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_ENTROPY_LEN 48 </span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_ENTROPY_LEN 32 </span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#if !defined(MBEDTLS_CTR_DRBG_RESEED_INTERVAL)</span></div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#af48f34760ba188dfc8e851c66e891c19"> 60</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_RESEED_INTERVAL 10000 </span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#if !defined(MBEDTLS_CTR_DRBG_MAX_INPUT)</span></div><div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a9eeb62804173b22977cca5a7565bbe78"> 64</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_MAX_INPUT 256 </span></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> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor">#if !defined(MBEDTLS_CTR_DRBG_MAX_REQUEST)</span></div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a5b787e6157d91055d7c07d40f519cf52"> 68</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_MAX_REQUEST 1024 </span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#endif</span></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">#if !defined(MBEDTLS_CTR_DRBG_MAX_SEED_INPUT)</span></div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a1b944a1ceb01e5749008fbf27a6706e4"> 72</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_MAX_SEED_INPUT 384 </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="comment">/* \} name SECTION: Module settings */</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div><div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#a9651ed4c66749bb7f232b93681593834"> 77</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_PR_OFF 0 </span></div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="ctr__drbg_8h.html#ae534608231e768e8cf4010e1aa74dba8"> 78</a></span> <span class="preprocessor">#define MBEDTLS_CTR_DRBG_PR_ON 1 </span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html"> 87</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div><div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#a45ccb95b2b7828711c158fc4a06d41fc"> 89</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> counter[16]; </div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#abdbeba1194553f4f1a3534712dc0c9f9"> 90</a></span>  <span class="keywordtype">int</span> <a class="code" href="structmbedtls__ctr__drbg__context.html#abdbeba1194553f4f1a3534712dc0c9f9">reseed_counter</a>; </div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#ae521e373913548f732e0cdfe3e82d2ac"> 91</a></span>  <span class="keywordtype">int</span> <a class="code" href="structmbedtls__ctr__drbg__context.html#ae521e373913548f732e0cdfe3e82d2ac">prediction_resistance</a>; </div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#aa874779eab1f355824ff692b33755476"> 93</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="structmbedtls__ctr__drbg__context.html#aa874779eab1f355824ff692b33755476">entropy_len</a>; </div><div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#a7b048c97f8dc916d89a0c7cd9d7f8522"> 95</a></span>  <span class="keywordtype">int</span> <a class="code" href="structmbedtls__ctr__drbg__context.html#a7b048c97f8dc916d89a0c7cd9d7f8522">reseed_interval</a>; </div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#ab9513701b8389770eb294cbc4267ff92"> 97</a></span>  <a class="code" href="structmbedtls__aes__context.html">mbedtls_aes_context</a> <a class="code" href="structmbedtls__ctr__drbg__context.html#ab9513701b8389770eb294cbc4267ff92">aes_ctx</a>; </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">/*</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> * Callbacks (Entropy)</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment"> */</span></div><div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#a996a460946cf035a5de799c6fc905f62"> 102</a></span>  int (*f_entropy)(<span class="keywordtype">void</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, size_t);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#a85ca46b24fc75d3d1c091835c8c2e0b4"> 104</a></span>  <span class="keywordtype">void</span> *<a class="code" href="structmbedtls__ctr__drbg__context.html#a85ca46b24fc75d3d1c091835c8c2e0b4">p_entropy</a>; </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor">#if defined(MBEDTLS_THREADING_C)</span></div><div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="structmbedtls__ctr__drbg__context.html#a93373c08a495435d54b7964fc105d713"> 107</a></span>  <a class="code" href="structmbedtls__threading__mutex__t.html">mbedtls_threading_mutex_t</a> <a class="code" href="structmbedtls__ctr__drbg__context.html#a93373c08a495435d54b7964fc105d713">mutex</a>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> }</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a>;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="keywordtype">void</span> <a class="code" href="ctr__drbg_8h.html#a70dbec5e03601bf437ec488f2645743b">mbedtls_ctr_drbg_init</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx );</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#ad93d675f998550b4478c1fe6f4f34ebc">mbedtls_ctr_drbg_seed</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx,</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordtype">int</span> (*f_entropy)(<span class="keywordtype">void</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>),</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">void</span> *p_entropy,</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *custom,</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordtype">size_t</span> len );</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keywordtype">void</span> <a class="code" href="ctr__drbg_8h.html#a1ea42b9eb6f6b33c82359f4c0a57ca43">mbedtls_ctr_drbg_free</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx );</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="keywordtype">void</span> <a class="code" href="ctr__drbg_8h.html#ae9871c5ba6b2fa5189423ef7cbe2078b">mbedtls_ctr_drbg_set_prediction_resistance</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx,</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">int</span> resistance );</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="keywordtype">void</span> <a class="code" href="ctr__drbg_8h.html#af33ced4a1fc79c6abbc1cb2b17f14549">mbedtls_ctr_drbg_set_entropy_len</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx,</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">size_t</span> len );</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="keywordtype">void</span> <a class="code" href="ctr__drbg_8h.html#aefd5f442f96682f0cef0152866e4e46e">mbedtls_ctr_drbg_set_reseed_interval</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx,</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordtype">int</span> interval );</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#a495e3c86df7fc166454d0e85262e40a6">mbedtls_ctr_drbg_reseed</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx,</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *additional, <span class="keywordtype">size_t</span> len );</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="keywordtype">void</span> <a class="code" href="ctr__drbg_8h.html#a79d4bdb84d0c13f4bb28d5c3c6de4011">mbedtls_ctr_drbg_update</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx,</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *additional, <span class="keywordtype">size_t</span> add_len );</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#a18161010cbcf33f6930fa8fdc035e74d">mbedtls_ctr_drbg_random_with_add</a>( <span class="keywordtype">void</span> *p_rng,</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output, <span class="keywordtype">size_t</span> output_len,</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *additional, <span class="keywordtype">size_t</span> add_len );</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#af6e4dd295ae790a33128562dd01c79ab">mbedtls_ctr_drbg_random</a>( <span class="keywordtype">void</span> *p_rng,</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output, <span class="keywordtype">size_t</span> output_len );</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="preprocessor">#if defined(MBEDTLS_FS_IO)</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#af8411dc8a4d9b2a7a5b4adf2ff3d9586">mbedtls_ctr_drbg_write_seed_file</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *path );</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#a2dd8fb85c308475ca743aa634d4b0b96">mbedtls_ctr_drbg_update_seed_file</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *path );</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_FS_IO */</span><span class="preprocessor"></span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#a6f4c2d5ae50d4f122a6a1468480a9c3e">mbedtls_ctr_drbg_self_test</a>( <span class="keywordtype">int</span> verbose );</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> </div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="comment">/* Internal functions (do not call directly) */</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="keywordtype">int</span> <a class="code" href="ctr__drbg_8h.html#a83d6faba281bf4b6275bbfffb3efb3de">mbedtls_ctr_drbg_seed_entropy_len</a>( <a class="code" href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a> *,</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordtype">int</span> (*)(<span class="keywordtype">void</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>), <span class="keywordtype">void</span> *,</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>, <span class="keywordtype">size_t</span> );</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> }</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="preprocessor">#endif </span><span class="comment">/* ctr_drbg.h */</span><span class="preprocessor"></span></div><div class="ttc" id="structmbedtls__ctr__drbg__context_html"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html">mbedtls_ctr_drbg_context</a></div><div class="ttdoc">CTR_DRBG context structure. </div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00087">ctr_drbg.h:87</a></div></div>
<div class="ttc" id="ctr__drbg_8h_html_a1ea42b9eb6f6b33c82359f4c0a57ca43"><div class="ttname"><a href="ctr__drbg_8h.html#a1ea42b9eb6f6b33c82359f4c0a57ca43">mbedtls_ctr_drbg_free</a></div><div class="ttdeci">void mbedtls_ctr_drbg_free(mbedtls_ctr_drbg_context *ctx)</div><div class="ttdoc">Clear CTR_CRBG context data. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_a79d4bdb84d0c13f4bb28d5c3c6de4011"><div class="ttname"><a href="ctr__drbg_8h.html#a79d4bdb84d0c13f4bb28d5c3c6de4011">mbedtls_ctr_drbg_update</a></div><div class="ttdeci">void mbedtls_ctr_drbg_update(mbedtls_ctr_drbg_context *ctx, const unsigned char *additional, size_t add_len)</div><div class="ttdoc">CTR_DRBG update state. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_a83d6faba281bf4b6275bbfffb3efb3de"><div class="ttname"><a href="ctr__drbg_8h.html#a83d6faba281bf4b6275bbfffb3efb3de">mbedtls_ctr_drbg_seed_entropy_len</a></div><div class="ttdeci">int mbedtls_ctr_drbg_seed_entropy_len(mbedtls_ctr_drbg_context *, int(*)(void *, unsigned char *, size_t), void *, const unsigned char *, size_t, size_t)</div></div>
<div class="ttc" id="structmbedtls__ctr__drbg__context_html_ae521e373913548f732e0cdfe3e82d2ac"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html#ae521e373913548f732e0cdfe3e82d2ac">mbedtls_ctr_drbg_context::prediction_resistance</a></div><div class="ttdeci">int prediction_resistance</div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00091">ctr_drbg.h:91</a></div></div>
<div class="ttc" id="ctr__drbg_8h_html_a70dbec5e03601bf437ec488f2645743b"><div class="ttname"><a href="ctr__drbg_8h.html#a70dbec5e03601bf437ec488f2645743b">mbedtls_ctr_drbg_init</a></div><div class="ttdeci">void mbedtls_ctr_drbg_init(mbedtls_ctr_drbg_context *ctx)</div><div class="ttdoc">CTR_DRBG context initialization Makes the context ready for mbedtls_ctr_drbg_seed() or mbedtls_ctr_dr...</div></div>
<div class="ttc" id="structmbedtls__ctr__drbg__context_html_a93373c08a495435d54b7964fc105d713"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html#a93373c08a495435d54b7964fc105d713">mbedtls_ctr_drbg_context::mutex</a></div><div class="ttdeci">mbedtls_threading_mutex_t mutex</div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00107">ctr_drbg.h:107</a></div></div>
<div class="ttc" id="ctr__drbg_8h_html_af6e4dd295ae790a33128562dd01c79ab"><div class="ttname"><a href="ctr__drbg_8h.html#af6e4dd295ae790a33128562dd01c79ab">mbedtls_ctr_drbg_random</a></div><div class="ttdeci">int mbedtls_ctr_drbg_random(void *p_rng, unsigned char *output, size_t output_len)</div><div class="ttdoc">CTR_DRBG generate random. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_af8411dc8a4d9b2a7a5b4adf2ff3d9586"><div class="ttname"><a href="ctr__drbg_8h.html#af8411dc8a4d9b2a7a5b4adf2ff3d9586">mbedtls_ctr_drbg_write_seed_file</a></div><div class="ttdeci">int mbedtls_ctr_drbg_write_seed_file(mbedtls_ctr_drbg_context *ctx, const char *path)</div><div class="ttdoc">Write a seed file. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_aefd5f442f96682f0cef0152866e4e46e"><div class="ttname"><a href="ctr__drbg_8h.html#aefd5f442f96682f0cef0152866e4e46e">mbedtls_ctr_drbg_set_reseed_interval</a></div><div class="ttdeci">void mbedtls_ctr_drbg_set_reseed_interval(mbedtls_ctr_drbg_context *ctx, int interval)</div><div class="ttdoc">Set the reseed interval (Default: MBEDTLS_CTR_DRBG_RESEED_INTERVAL) </div></div>
<div class="ttc" id="ctr__drbg_8h_html_ae9871c5ba6b2fa5189423ef7cbe2078b"><div class="ttname"><a href="ctr__drbg_8h.html#ae9871c5ba6b2fa5189423ef7cbe2078b">mbedtls_ctr_drbg_set_prediction_resistance</a></div><div class="ttdeci">void mbedtls_ctr_drbg_set_prediction_resistance(mbedtls_ctr_drbg_context *ctx, int resistance)</div><div class="ttdoc">Enable / disable prediction resistance (Default: Off) </div></div>
<div class="ttc" id="ctr__drbg_8h_html_a495e3c86df7fc166454d0e85262e40a6"><div class="ttname"><a href="ctr__drbg_8h.html#a495e3c86df7fc166454d0e85262e40a6">mbedtls_ctr_drbg_reseed</a></div><div class="ttdeci">int mbedtls_ctr_drbg_reseed(mbedtls_ctr_drbg_context *ctx, const unsigned char *additional, size_t len)</div><div class="ttdoc">CTR_DRBG reseeding (extracts data from entropy source) </div></div>
<div class="ttc" id="threading_8h_html"><div class="ttname"><a href="threading_8h.html">threading.h</a></div><div class="ttdoc">Threading abstraction layer. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_a2dd8fb85c308475ca743aa634d4b0b96"><div class="ttname"><a href="ctr__drbg_8h.html#a2dd8fb85c308475ca743aa634d4b0b96">mbedtls_ctr_drbg_update_seed_file</a></div><div class="ttdeci">int mbedtls_ctr_drbg_update_seed_file(mbedtls_ctr_drbg_context *ctx, const char *path)</div><div class="ttdoc">Read and update a seed file. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_a18161010cbcf33f6930fa8fdc035e74d"><div class="ttname"><a href="ctr__drbg_8h.html#a18161010cbcf33f6930fa8fdc035e74d">mbedtls_ctr_drbg_random_with_add</a></div><div class="ttdeci">int mbedtls_ctr_drbg_random_with_add(void *p_rng, unsigned char *output, size_t output_len, const unsigned char *additional, size_t add_len)</div><div class="ttdoc">CTR_DRBG generate random with additional update input. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_af33ced4a1fc79c6abbc1cb2b17f14549"><div class="ttname"><a href="ctr__drbg_8h.html#af33ced4a1fc79c6abbc1cb2b17f14549">mbedtls_ctr_drbg_set_entropy_len</a></div><div class="ttdeci">void mbedtls_ctr_drbg_set_entropy_len(mbedtls_ctr_drbg_context *ctx, size_t len)</div><div class="ttdoc">Set the amount of entropy grabbed on each (re)seed (Default: MBEDTLS_CTR_DRBG_ENTROPY_LEN) ...</div></div>
<div class="ttc" id="structmbedtls__ctr__drbg__context_html_a7b048c97f8dc916d89a0c7cd9d7f8522"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html#a7b048c97f8dc916d89a0c7cd9d7f8522">mbedtls_ctr_drbg_context::reseed_interval</a></div><div class="ttdeci">int reseed_interval</div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00095">ctr_drbg.h:95</a></div></div>
<div class="ttc" id="aes_8h_html"><div class="ttname"><a href="aes_8h.html">aes.h</a></div><div class="ttdoc">AES block cipher. </div></div>
<div class="ttc" id="structmbedtls__threading__mutex__t_html"><div class="ttname"><a href="structmbedtls__threading__mutex__t.html">mbedtls_threading_mutex_t</a></div><div class="ttdef"><b>Definition:</b> <a href="threading_8h_source.html#l00044">threading.h:44</a></div></div>
<div class="ttc" id="ctr__drbg_8h_html_ad93d675f998550b4478c1fe6f4f34ebc"><div class="ttname"><a href="ctr__drbg_8h.html#ad93d675f998550b4478c1fe6f4f34ebc">mbedtls_ctr_drbg_seed</a></div><div class="ttdeci">int mbedtls_ctr_drbg_seed(mbedtls_ctr_drbg_context *ctx, int(*f_entropy)(void *, unsigned char *, size_t), void *p_entropy, const unsigned char *custom, size_t len)</div><div class="ttdoc">CTR_DRBG initial seeding Seed and setup entropy source for future reseeds. </div></div>
<div class="ttc" id="ctr__drbg_8h_html_a6f4c2d5ae50d4f122a6a1468480a9c3e"><div class="ttname"><a href="ctr__drbg_8h.html#a6f4c2d5ae50d4f122a6a1468480a9c3e">mbedtls_ctr_drbg_self_test</a></div><div class="ttdeci">int mbedtls_ctr_drbg_self_test(int verbose)</div><div class="ttdoc">Checkup routine. </div></div>
<div class="ttc" id="structmbedtls__ctr__drbg__context_html_aa874779eab1f355824ff692b33755476"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html#aa874779eab1f355824ff692b33755476">mbedtls_ctr_drbg_context::entropy_len</a></div><div class="ttdeci">size_t entropy_len</div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00093">ctr_drbg.h:93</a></div></div>
<div class="ttc" id="structmbedtls__ctr__drbg__context_html_ab9513701b8389770eb294cbc4267ff92"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html#ab9513701b8389770eb294cbc4267ff92">mbedtls_ctr_drbg_context::aes_ctx</a></div><div class="ttdeci">mbedtls_aes_context aes_ctx</div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00097">ctr_drbg.h:97</a></div></div>
<div class="ttc" id="structmbedtls__ctr__drbg__context_html_abdbeba1194553f4f1a3534712dc0c9f9"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html#abdbeba1194553f4f1a3534712dc0c9f9">mbedtls_ctr_drbg_context::reseed_counter</a></div><div class="ttdeci">int reseed_counter</div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00090">ctr_drbg.h:90</a></div></div>
<div class="ttc" id="structmbedtls__aes__context_html"><div class="ttname"><a href="structmbedtls__aes__context.html">mbedtls_aes_context</a></div><div class="ttdoc">AES context structure. </div><div class="ttdef"><b>Definition:</b> <a href="aes_8h_source.html#l00063">aes.h:63</a></div></div>
<div class="ttc" id="structmbedtls__ctr__drbg__context_html_a85ca46b24fc75d3d1c091835c8c2e0b4"><div class="ttname"><a href="structmbedtls__ctr__drbg__context.html#a85ca46b24fc75d3d1c091835c8c2e0b4">mbedtls_ctr_drbg_context::p_entropy</a></div><div class="ttdeci">void * p_entropy</div><div class="ttdef"><b>Definition:</b> <a href="ctr__drbg_8h_source.html#l00104">ctr_drbg.h:104</a></div></div>
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