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<a href="md_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="l00008"></a><span class="lineno"> 8</span> <span class="comment">/*</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Copyright (C) 2006-2018, Arm Limited (or its affiliates), All Rights Reserved</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * SPDX-License-Identifier: Apache-2.0</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License"); you may</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * not use this file except in compliance with the License.</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * You may obtain a copy of the License at</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"> * http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * limitations under the License.</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="comment"> * This file is part of Mbed TLS (https://tls.mbed.org)</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> */</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">#ifndef MBEDTLS_MD_H</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#define MBEDTLS_MD_H</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <stddef.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(MBEDTLS_CONFIG_FILE)</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</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">#include MBEDTLS_CONFIG_FILE</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="md_8h.html#a121b228f0512def159e3bd4ced07633b"> 38</a></span> <span class="preprocessor">#define MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE -0x5080 </span></div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="md_8h.html#aeeb355bf3d3d39a2a6ba50544139b9a7"> 39</a></span> <span class="preprocessor">#define MBEDTLS_ERR_MD_BAD_INPUT_DATA -0x5100 </span></div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="md_8h.html#a7e7a4f1a618afbb412ef82ca2e572140"> 40</a></span> <span class="preprocessor">#define MBEDTLS_ERR_MD_ALLOC_FAILED -0x5180 </span></div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="md_8h.html#aab0a160e4b0efdd4cc8cbe12b4813047"> 41</a></span> <span class="preprocessor">#define MBEDTLS_ERR_MD_FILE_IO_ERROR -0x5200 </span></div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="md_8h.html#ae9f164f43b6ceeff269ceddb404466bf"> 42</a></span> <span class="preprocessor">#define MBEDTLS_ERR_MD_HW_ACCEL_FAILED -0x5280 </span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296"> 56</a></span> <span class="keyword">typedef</span> <span class="keyword">enum</span> {</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a564288006d735f75738021342ca5f9d1"> 57</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a564288006d735f75738021342ca5f9d1">MBEDTLS_MD_NONE</a>=0,</div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296af765a736e226d2832625c3267c8c2472"> 58</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296af765a736e226d2832625c3267c8c2472">MBEDTLS_MD_MD2</a>,</div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a8f31ceaa511350d5da8393a7ce4a5704"> 59</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a8f31ceaa511350d5da8393a7ce4a5704">MBEDTLS_MD_MD4</a>,</div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a14fbb8d456ae15f082c2360200cd50bf"> 60</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a14fbb8d456ae15f082c2360200cd50bf">MBEDTLS_MD_MD5</a>,</div><div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a800a5ff57003d84ac73f1aadeaaf00fe"> 61</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a800a5ff57003d84ac73f1aadeaaf00fe">MBEDTLS_MD_SHA1</a>,</div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a77e7fbd0fa5e31e7e1c9295928568f74"> 62</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a77e7fbd0fa5e31e7e1c9295928568f74">MBEDTLS_MD_SHA224</a>,</div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a7634aa1a264b0e1a5ec65f4ed77468f8"> 63</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a7634aa1a264b0e1a5ec65f4ed77468f8">MBEDTLS_MD_SHA256</a>,</div><div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a39dd5c95e28fac45c3f18e55b11329cb"> 64</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a39dd5c95e28fac45c3f18e55b11329cb">MBEDTLS_MD_SHA384</a>,</div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a0cdbe8272ceee7d63b2bfadd5ed05c26"> 65</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a0cdbe8272ceee7d63b2bfadd5ed05c26">MBEDTLS_MD_SHA512</a>,</div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a1c358adae154d70c5eb131efcb5d4caf"> 66</a></span>  <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a1c358adae154d70c5eb131efcb5d4caf">MBEDTLS_MD_RIPEMD160</a>,</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> } <a class="code" href="md_8h.html#a219313cb40503ec3e34a857ab98b2296">mbedtls_md_type_t</a>;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#if defined(MBEDTLS_SHA512_C)</span></div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="md_8h.html#ad3e0e65cb5b289a358b83b5af1fdd41b"> 70</a></span> <span class="preprocessor">#define MBEDTLS_MD_MAX_SIZE 64 </span><span class="comment">/* longest known is SHA512 */</span><span class="preprocessor"></span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#define MBEDTLS_MD_MAX_SIZE 32 </span><span class="comment">/* longest known is SHA256 or less */</span><span class="preprocessor"></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="l00078"></a><span class="lineno"><a class="line" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb"> 78</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a>;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div><div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="structmbedtls__md__context__t.html"> 83</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div><div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="structmbedtls__md__context__t.html#a946ec8104697a039cf1990233cd41b28"> 85</a></span>  <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *<a class="code" href="structmbedtls__md__context__t.html#a946ec8104697a039cf1990233cd41b28">md_info</a>;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="structmbedtls__md__context__t.html#af7dc1e93cbd6f9a3c52d1a5064732fe1"> 88</a></span>  <span class="keywordtype">void</span> *<a class="code" href="structmbedtls__md__context__t.html#af7dc1e93cbd6f9a3c52d1a5064732fe1">md_ctx</a>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="structmbedtls__md__context__t.html#aabd68159641f26735e93b0b002d9ddce"> 91</a></span>  <span class="keywordtype">void</span> *<a class="code" href="structmbedtls__md__context__t.html#aabd68159641f26735e93b0b002d9ddce">hmac_ctx</a>;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> } <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a>;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="keyword">const</span> <span class="keywordtype">int</span> *<a class="code" href="md_8h.html#a51dc7cc39a5bf5b894cc1616bf798c06">mbedtls_md_list</a>( <span class="keywordtype">void</span> );</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *<a class="code" href="md_8h.html#ac4619cce171e558d059baae35da50a2a">mbedtls_md_info_from_string</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *md_name );</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *<a class="code" href="md_8h.html#aca53b51e0c8eb0e07c7eb4a3e6acfa0d">mbedtls_md_info_from_type</a>( mbedtls_md_type_t md_type );</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="keywordtype">void</span> <a class="code" href="md_8h.html#ad8b02927ca10552e3cbf293fa8c10e24">mbedtls_md_init</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx );</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keywordtype">void</span> <a class="code" href="md_8h.html#af3248ddb6ad05035292fa92ac4af2587">mbedtls_md_free</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx );</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor">#if ! defined(MBEDTLS_DEPRECATED_REMOVED)</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor">#if defined(MBEDTLS_DEPRECATED_WARNING)</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#define MBEDTLS_DEPRECATED __attribute__((deprecated))</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="md_8h.html#aa9f53b232ef244efb301233d111930dc"> 156</a></span> <span class="preprocessor">#define MBEDTLS_DEPRECATED</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a40d6e9a8c2ee4d9c24782d4dd6fc7c36">mbedtls_md_init_ctx</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info ) <a class="code" href="md_8h.html#aa9f53b232ef244efb301233d111930dc">MBEDTLS_DEPRECATED</a>;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#undef MBEDTLS_DEPRECATED</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_DEPRECATED_REMOVED */</span><span class="preprocessor"></span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a1b858111212997b90bd7d2c71010a7ec">mbedtls_md_setup</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info, <span class="keywordtype">int</span> hmac );</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a5140622773fa71bbe87ca521e57ff8c2">mbedtls_md_clone</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *dst,</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">const</span> <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *src );</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> <a class="code" href="md_8h.html#ae20f4ddcf2bbf2e59cafc6fab8c993d6">mbedtls_md_get_size</a>( <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info );</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> mbedtls_md_type_t <a class="code" href="md_8h.html#a7a084e1b71c78daa7071691f60de5131">mbedtls_md_get_type</a>( <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info );</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="md_8h.html#a3ceb9e6b3d4b21612ef5d7532872c6bc">mbedtls_md_get_name</a>( <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info );</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a24483eff556810e3489ac6abefa328e6">mbedtls_md_starts</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx );</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a7e50ce3a8c75b5221d07be657b93ca94">mbedtls_md_update</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">size_t</span> ilen );</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#adf77ab9b0f117367883988ee5f0af1f4">mbedtls_md_finish</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output );</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a36c5d8bda1905e0434708f0ef5912dda">mbedtls_md</a>( <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">size_t</span> ilen,</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output );</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="preprocessor">#if defined(MBEDTLS_FS_IO)</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#acab221f8ac78e15ac1dd2eda4f1b2c30">mbedtls_md_file</a>( <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output );</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_FS_IO */</span><span class="preprocessor"></span></div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a8968f8659fc277f013374c1bac8d4d1a">mbedtls_md_hmac_starts</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key,</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordtype">size_t</span> keylen );</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a86cbea1c3bcd558a7e185ff8200a29a6">mbedtls_md_hmac_update</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input,</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordtype">size_t</span> ilen );</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span> </div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a7aeafef80c89e47ee3033035a6a75a27">mbedtls_md_hmac_finish</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output);</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a3a5c64b5bda0f294e917ccd5a8ca234e">mbedtls_md_hmac_reset</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx );</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#a2eefd37cdf52a1fcc04f8545fe890d10">mbedtls_md_hmac</a>( <span class="keyword">const</span> <a class="code" href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a> *md_info, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key, <span class="keywordtype">size_t</span> keylen,</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">size_t</span> ilen,</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output );</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="comment">/* Internal use */</span></div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="keywordtype">int</span> <a class="code" href="md_8h.html#ab827b7d1ef7ee631861c7edd33c7b570">mbedtls_md_process</a>( <a class="code" href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *data );</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span> </div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> }</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span> </div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="preprocessor">#endif </span><span class="comment">/* MBEDTLS_MD_H */</span><span class="preprocessor"></span></div><div class="ttc" id="md_8h_html_a40d6e9a8c2ee4d9c24782d4dd6fc7c36"><div class="ttname"><a href="md_8h.html#a40d6e9a8c2ee4d9c24782d4dd6fc7c36">mbedtls_md_init_ctx</a></div><div class="ttdeci">int mbedtls_md_init_ctx(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info) MBEDTLS_DEPRECATED</div><div class="ttdoc">This function selects the message digest algorithm to use, and allocates internal structures...</div></div>
<div class="ttc" id="md_8h_html_a3a5c64b5bda0f294e917ccd5a8ca234e"><div class="ttname"><a href="md_8h.html#a3a5c64b5bda0f294e917ccd5a8ca234e">mbedtls_md_hmac_reset</a></div><div class="ttdeci">int mbedtls_md_hmac_reset(mbedtls_md_context_t *ctx)</div><div class="ttdoc">This function prepares to authenticate a new message with the same key as the previous HMAC operation...</div></div>
<div class="ttc" id="md_8h_html_a7a084e1b71c78daa7071691f60de5131"><div class="ttname"><a href="md_8h.html#a7a084e1b71c78daa7071691f60de5131">mbedtls_md_get_type</a></div><div class="ttdeci">mbedtls_md_type_t mbedtls_md_get_type(const mbedtls_md_info_t *md_info)</div><div class="ttdoc">This function extracts the message-digest type from the message-digest information structure...</div></div>
<div class="ttc" id="md_8h_html_a24483eff556810e3489ac6abefa328e6"><div class="ttname"><a href="md_8h.html#a24483eff556810e3489ac6abefa328e6">mbedtls_md_starts</a></div><div class="ttdeci">int mbedtls_md_starts(mbedtls_md_context_t *ctx)</div><div class="ttdoc">This function starts a message-digest computation. </div></div>
<div class="ttc" id="structmbedtls__md__context__t_html_aabd68159641f26735e93b0b002d9ddce"><div class="ttname"><a href="structmbedtls__md__context__t.html#aabd68159641f26735e93b0b002d9ddce">mbedtls_md_context_t::hmac_ctx</a></div><div class="ttdeci">void * hmac_ctx</div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00091">md.h:91</a></div></div>
<div class="ttc" id="md_8h_html_a86cbea1c3bcd558a7e185ff8200a29a6"><div class="ttname"><a href="md_8h.html#a86cbea1c3bcd558a7e185ff8200a29a6">mbedtls_md_hmac_update</a></div><div class="ttdeci">int mbedtls_md_hmac_update(mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen)</div><div class="ttdoc">This function feeds an input buffer into an ongoing HMAC computation. </div></div>
<div class="ttc" id="md_8h_html_af3248ddb6ad05035292fa92ac4af2587"><div class="ttname"><a href="md_8h.html#af3248ddb6ad05035292fa92ac4af2587">mbedtls_md_free</a></div><div class="ttdeci">void mbedtls_md_free(mbedtls_md_context_t *ctx)</div><div class="ttdoc">This function clears the internal structure of ctx and frees any embedded internal structure...</div></div>
<div class="ttc" id="md_8h_html_ad8b02927ca10552e3cbf293fa8c10e24"><div class="ttname"><a href="md_8h.html#ad8b02927ca10552e3cbf293fa8c10e24">mbedtls_md_init</a></div><div class="ttdeci">void mbedtls_md_init(mbedtls_md_context_t *ctx)</div><div class="ttdoc">This function initializes a message-digest context without binding it to a particular message-digest ...</div></div>
<div class="ttc" id="md_8h_html_a5140622773fa71bbe87ca521e57ff8c2"><div class="ttname"><a href="md_8h.html#a5140622773fa71bbe87ca521e57ff8c2">mbedtls_md_clone</a></div><div class="ttdeci">int mbedtls_md_clone(mbedtls_md_context_t *dst, const mbedtls_md_context_t *src)</div><div class="ttdoc">This function clones the state of an message-digest context. </div></div>
<div class="ttc" id="structmbedtls__md__context__t_html_af7dc1e93cbd6f9a3c52d1a5064732fe1"><div class="ttname"><a href="structmbedtls__md__context__t.html#af7dc1e93cbd6f9a3c52d1a5064732fe1">mbedtls_md_context_t::md_ctx</a></div><div class="ttdeci">void * md_ctx</div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00088">md.h:88</a></div></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="structmbedtls__md__context__t_html"><div class="ttname"><a href="structmbedtls__md__context__t.html">mbedtls_md_context_t</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00083">md.h:83</a></div></div>
<div class="ttc" id="md_8h_html_ab827b7d1ef7ee631861c7edd33c7b570"><div class="ttname"><a href="md_8h.html#ab827b7d1ef7ee631861c7edd33c7b570">mbedtls_md_process</a></div><div class="ttdeci">int mbedtls_md_process(mbedtls_md_context_t *ctx, const unsigned char *data)</div></div>
<div class="ttc" id="md_8h_html_ae20f4ddcf2bbf2e59cafc6fab8c993d6"><div class="ttname"><a href="md_8h.html#ae20f4ddcf2bbf2e59cafc6fab8c993d6">mbedtls_md_get_size</a></div><div class="ttdeci">unsigned char mbedtls_md_get_size(const mbedtls_md_info_t *md_info)</div><div class="ttdoc">This function extracts the message-digest size from the message-digest information structure...</div></div>
<div class="ttc" id="md_8h_html_a7aeafef80c89e47ee3033035a6a75a27"><div class="ttname"><a href="md_8h.html#a7aeafef80c89e47ee3033035a6a75a27">mbedtls_md_hmac_finish</a></div><div class="ttdeci">int mbedtls_md_hmac_finish(mbedtls_md_context_t *ctx, unsigned char *output)</div><div class="ttdoc">This function finishes the HMAC operation, and writes the result to the output buffer. </div></div>
<div class="ttc" id="md_8h_html_a1b858111212997b90bd7d2c71010a7ec"><div class="ttname"><a href="md_8h.html#a1b858111212997b90bd7d2c71010a7ec">mbedtls_md_setup</a></div><div class="ttdeci">int mbedtls_md_setup(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info, int hmac)</div><div class="ttdoc">This function selects the message digest algorithm to use, and allocates internal structures...</div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a0cdbe8272ceee7d63b2bfadd5ed05c26"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a0cdbe8272ceee7d63b2bfadd5ed05c26">MBEDTLS_MD_SHA512</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00065">md.h:65</a></div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a77e7fbd0fa5e31e7e1c9295928568f74"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a77e7fbd0fa5e31e7e1c9295928568f74">MBEDTLS_MD_SHA224</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00062">md.h:62</a></div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a800a5ff57003d84ac73f1aadeaaf00fe"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a800a5ff57003d84ac73f1aadeaaf00fe">MBEDTLS_MD_SHA1</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00061">md.h:61</a></div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a8f31ceaa511350d5da8393a7ce4a5704"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a8f31ceaa511350d5da8393a7ce4a5704">MBEDTLS_MD_MD4</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00059">md.h:59</a></div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a7634aa1a264b0e1a5ec65f4ed77468f8"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a7634aa1a264b0e1a5ec65f4ed77468f8">MBEDTLS_MD_SHA256</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00063">md.h:63</a></div></div>
<div class="ttc" id="md_8h_html_a2eefd37cdf52a1fcc04f8545fe890d10"><div class="ttname"><a href="md_8h.html#a2eefd37cdf52a1fcc04f8545fe890d10">mbedtls_md_hmac</a></div><div class="ttdeci">int mbedtls_md_hmac(const mbedtls_md_info_t *md_info, const unsigned char *key, size_t keylen, const unsigned char *input, size_t ilen, unsigned char *output)</div><div class="ttdoc">This function calculates the full generic HMAC on the input buffer with the provided key...</div></div>
<div class="ttc" id="md_8h_html_a36c5d8bda1905e0434708f0ef5912dda"><div class="ttname"><a href="md_8h.html#a36c5d8bda1905e0434708f0ef5912dda">mbedtls_md</a></div><div class="ttdeci">int mbedtls_md(const mbedtls_md_info_t *md_info, const unsigned char *input, size_t ilen, unsigned char *output)</div><div class="ttdoc">This function calculates the message-digest of a buffer, with respect to a configurable message-diges...</div></div>
<div class="ttc" id="md_8h_html_adf77ab9b0f117367883988ee5f0af1f4"><div class="ttname"><a href="md_8h.html#adf77ab9b0f117367883988ee5f0af1f4">mbedtls_md_finish</a></div><div class="ttdeci">int mbedtls_md_finish(mbedtls_md_context_t *ctx, unsigned char *output)</div><div class="ttdoc">This function finishes the digest operation, and writes the result to the output buffer. </div></div>
<div class="ttc" id="md_8h_html_aa9f53b232ef244efb301233d111930dc"><div class="ttname"><a href="md_8h.html#aa9f53b232ef244efb301233d111930dc">MBEDTLS_DEPRECATED</a></div><div class="ttdeci">#define MBEDTLS_DEPRECATED</div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00156">md.h:156</a></div></div>
<div class="ttc" id="md_8h_html_a3ceb9e6b3d4b21612ef5d7532872c6bc"><div class="ttname"><a href="md_8h.html#a3ceb9e6b3d4b21612ef5d7532872c6bc">mbedtls_md_get_name</a></div><div class="ttdeci">const char * mbedtls_md_get_name(const mbedtls_md_info_t *md_info)</div><div class="ttdoc">This function extracts the message-digest name from the message-digest information structure...</div></div>
<div class="ttc" id="md_8h_html_a51dc7cc39a5bf5b894cc1616bf798c06"><div class="ttname"><a href="md_8h.html#a51dc7cc39a5bf5b894cc1616bf798c06">mbedtls_md_list</a></div><div class="ttdeci">const int * mbedtls_md_list(void)</div><div class="ttdoc">This function returns the list of digests supported by the generic digest module. ...</div></div>
<div class="ttc" id="md_8h_html_aca53b51e0c8eb0e07c7eb4a3e6acfa0d"><div class="ttname"><a href="md_8h.html#aca53b51e0c8eb0e07c7eb4a3e6acfa0d">mbedtls_md_info_from_type</a></div><div class="ttdeci">const mbedtls_md_info_t * mbedtls_md_info_from_type(mbedtls_md_type_t md_type)</div><div class="ttdoc">This function returns the message-digest information associated with the given digest type...</div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296af765a736e226d2832625c3267c8c2472"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296af765a736e226d2832625c3267c8c2472">MBEDTLS_MD_MD2</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00058">md.h:58</a></div></div>
<div class="ttc" id="md_8h_html_acab221f8ac78e15ac1dd2eda4f1b2c30"><div class="ttname"><a href="md_8h.html#acab221f8ac78e15ac1dd2eda4f1b2c30">mbedtls_md_file</a></div><div class="ttdeci">int mbedtls_md_file(const mbedtls_md_info_t *md_info, const char *path, unsigned char *output)</div><div class="ttdoc">This function calculates the message-digest checksum result of the contents of the provided file...</div></div>
<div class="ttc" id="md_8h_html_a496e73a6f229eba89b4abd9955822adb"><div class="ttname"><a href="md_8h.html#a496e73a6f229eba89b4abd9955822adb">mbedtls_md_info_t</a></div><div class="ttdeci">struct mbedtls_md_info_t mbedtls_md_info_t</div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00078">md.h:78</a></div></div>
<div class="ttc" id="md_8h_html_a8968f8659fc277f013374c1bac8d4d1a"><div class="ttname"><a href="md_8h.html#a8968f8659fc277f013374c1bac8d4d1a">mbedtls_md_hmac_starts</a></div><div class="ttdeci">int mbedtls_md_hmac_starts(mbedtls_md_context_t *ctx, const unsigned char *key, size_t keylen)</div><div class="ttdoc">This function sets the HMAC key and prepares to authenticate a new message. </div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a1c358adae154d70c5eb131efcb5d4caf"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a1c358adae154d70c5eb131efcb5d4caf">MBEDTLS_MD_RIPEMD160</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00066">md.h:66</a></div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296">mbedtls_md_type_t</a></div><div class="ttdeci">mbedtls_md_type_t</div><div class="ttdoc">Enumeration of supported message digests. </div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00056">md.h:56</a></div></div>
<div class="ttc" id="md_8h_html_ac4619cce171e558d059baae35da50a2a"><div class="ttname"><a href="md_8h.html#ac4619cce171e558d059baae35da50a2a">mbedtls_md_info_from_string</a></div><div class="ttdeci">const mbedtls_md_info_t * mbedtls_md_info_from_string(const char *md_name)</div><div class="ttdoc">This function returns the message-digest information associated with the given digest name...</div></div>
<div class="ttc" id="structmbedtls__md__context__t_html_a946ec8104697a039cf1990233cd41b28"><div class="ttname"><a href="structmbedtls__md__context__t.html#a946ec8104697a039cf1990233cd41b28">mbedtls_md_context_t::md_info</a></div><div class="ttdeci">const mbedtls_md_info_t * md_info</div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00085">md.h:85</a></div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a14fbb8d456ae15f082c2360200cd50bf"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a14fbb8d456ae15f082c2360200cd50bf">MBEDTLS_MD_MD5</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00060">md.h:60</a></div></div>
<div class="ttc" id="md_8h_html_a7e50ce3a8c75b5221d07be657b93ca94"><div class="ttname"><a href="md_8h.html#a7e50ce3a8c75b5221d07be657b93ca94">mbedtls_md_update</a></div><div class="ttdeci">int mbedtls_md_update(mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen)</div><div class="ttdoc">This function feeds an input buffer into an ongoing message-digest computation. </div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a39dd5c95e28fac45c3f18e55b11329cb"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a39dd5c95e28fac45c3f18e55b11329cb">MBEDTLS_MD_SHA384</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00064">md.h:64</a></div></div>
<div class="ttc" id="md_8h_html_a219313cb40503ec3e34a857ab98b2296a564288006d735f75738021342ca5f9d1"><div class="ttname"><a href="md_8h.html#a219313cb40503ec3e34a857ab98b2296a564288006d735f75738021342ca5f9d1">MBEDTLS_MD_NONE</a></div><div class="ttdef"><b>Definition:</b> <a href="md_8h_source.html#l00057">md.h:57</a></div></div>
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