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<li class="navelem"><a class="el" href="dir_bc0718b08fb2015b8e59c47b2805f60c.html">libraries</a></li><li class="navelem"><a class="el" href="dir_e2ce51835550ba18edf07a8311722290.html">Crypto</a></li> </ul>
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<div class="title">SHA512.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 2015 Southern Storm Software, Pty Ltd.</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * copy of this software and associated documentation files (the "Software"),</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * to deal in the Software without restriction, including without limitation</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * the rights to use, copy, modify, merge, publish, distribute, sublicense,</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * and/or sell copies of the Software, and to permit persons to whom the</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Software is furnished to do so, subject to the following conditions:</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * The above copyright notice and this permission notice shall be included</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * in all copies or substantial portions of the Software.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * DEALINGS IN THE SOFTWARE.</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef CRYPTO_SHA512_h</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span><span class="preprocessor">#define CRYPTO_SHA512_h</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "Hash.h"</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="classSHA512.html"> 28</a></span> <span class="keyword">class </span><a class="code" href="classSHA512.html">SHA512</a> : <span class="keyword">public</span> <a class="code" href="classHash.html">Hash</a></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> {</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <a class="code" href="classSHA512.html#a520d966d99c0008e3cc58bd3b77dafcd">SHA512</a>();</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">virtual</span> <a class="code" href="classSHA512.html#a777ec274fa838684b0208369c5f66391">~SHA512</a>();</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordtype">size_t</span> <a class="code" href="classSHA512.html#a6ab3cc1e172eecf4796e4cac629e0a44">hashSize</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordtype">size_t</span> <a class="code" href="classSHA512.html#acf8b9bcb6be91ee70acc3700a2ffa1a1">blockSize</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">void</span> <a class="code" href="classSHA512.html#a0d009e8d9157c3f14323e68631c33e97">reset</a>();</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">void</span> <a class="code" href="classSHA512.html#a7d37a20d7ab431ab15d094f768b6a695">update</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *data, <span class="keywordtype">size_t</span> len);</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordtype">void</span> <a class="code" href="classSHA512.html#afc136ad0e77de527b031db3fb8b32464">finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len);</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">void</span> <a class="code" href="classSHA512.html#a0a9104dce5f099aeba216e5fbcb1ee1a">clear</a>();</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">void</span> <a class="code" href="classSHA512.html#a2427ad8bf8b6958df91bd5806986167c">resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen);</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">void</span> <a class="code" href="classSHA512.html#a1fe9533f0d3dfdb426eb3dc4bdc31904">finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen);</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">struct </span>{</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  uint64_t h[8];</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  uint64_t w[16];</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  uint64_t lengthLow;</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint64_t lengthHigh;</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  uint8_t chunkSize;</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  } state;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">void</span> processChunk();</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> };</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="classSHA512_html_a6ab3cc1e172eecf4796e4cac629e0a44"><div class="ttname"><a href="classSHA512.html#a6ab3cc1e172eecf4796e4cac629e0a44">SHA512::hashSize</a></div><div class="ttdeci">size_t hashSize() const </div><div class="ttdoc">Size of the hash result from finalize(). </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00056">SHA512.cpp:56</a></div></div>
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<div class="ttc" id="classSHA512_html_acf8b9bcb6be91ee70acc3700a2ffa1a1"><div class="ttname"><a href="classSHA512.html#acf8b9bcb6be91ee70acc3700a2ffa1a1">SHA512::blockSize</a></div><div class="ttdeci">size_t blockSize() const </div><div class="ttdoc">Size of the internal block used by the hash algorithm. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00061">SHA512.cpp:61</a></div></div>
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<div class="ttc" id="classSHA512_html_a777ec274fa838684b0208369c5f66391"><div class="ttname"><a href="classSHA512.html#a777ec274fa838684b0208369c5f66391">SHA512::~SHA512</a></div><div class="ttdeci">virtual ~SHA512()</div><div class="ttdoc">Destroys this SHA-512 hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00051">SHA512.cpp:51</a></div></div>
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<div class="ttc" id="classHash_html"><div class="ttname"><a href="classHash.html">Hash</a></div><div class="ttdoc">Abstract base class for cryptographic hash algorithms. </div><div class="ttdef"><b>Definition:</b> <a href="Hash_8h_source.html#l00029">Hash.h:29</a></div></div>
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<div class="ttc" id="classSHA512_html_a0a9104dce5f099aeba216e5fbcb1ee1a"><div class="ttname"><a href="classSHA512.html#a0a9104dce5f099aeba216e5fbcb1ee1a">SHA512::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears the hash state, removing all sensitive data, and then resets the hash ready for a new hashing ...</div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00136">SHA512.cpp:136</a></div></div>
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<div class="ttc" id="classSHA512_html"><div class="ttname"><a href="classSHA512.html">SHA512</a></div><div class="ttdoc">SHA-512 hash algorithm. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8h_source.html#l00028">SHA512.h:28</a></div></div>
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<div class="ttc" id="classSHA512_html_a0d009e8d9157c3f14323e68631c33e97"><div class="ttname"><a href="classSHA512.html#a0d009e8d9157c3f14323e68631c33e97">SHA512::reset</a></div><div class="ttdeci">void reset()</div><div class="ttdoc">Resets the hash ready for a new hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00066">SHA512.cpp:66</a></div></div>
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<div class="ttc" id="classSHA512_html_a7d37a20d7ab431ab15d094f768b6a695"><div class="ttname"><a href="classSHA512.html#a7d37a20d7ab431ab15d094f768b6a695">SHA512::update</a></div><div class="ttdeci">void update(const void *data, size_t len)</div><div class="ttdoc">Updates the hash with more data. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00079">SHA512.cpp:79</a></div></div>
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<div class="ttc" id="classSHA512_html_afc136ad0e77de527b031db3fb8b32464"><div class="ttname"><a href="classSHA512.html#afc136ad0e77de527b031db3fb8b32464">SHA512::finalize</a></div><div class="ttdeci">void finalize(void *hash, size_t len)</div><div class="ttdoc">Finalizes the hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00105">SHA512.cpp:105</a></div></div>
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<div class="ttc" id="classSHA512_html_a1fe9533f0d3dfdb426eb3dc4bdc31904"><div class="ttname"><a href="classSHA512.html#a1fe9533f0d3dfdb426eb3dc4bdc31904">SHA512::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00149">SHA512.cpp:149</a></div></div>
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<div class="ttc" id="classSHA512_html_a520d966d99c0008e3cc58bd3b77dafcd"><div class="ttname"><a href="classSHA512.html#a520d966d99c0008e3cc58bd3b77dafcd">SHA512::SHA512</a></div><div class="ttdeci">SHA512()</div><div class="ttdoc">Constructs a SHA-512 hash object. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00042">SHA512.cpp:42</a></div></div>
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<div class="ttc" id="classSHA512_html_a2427ad8bf8b6958df91bd5806986167c"><div class="ttname"><a href="classSHA512.html#a2427ad8bf8b6958df91bd5806986167c">SHA512::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="SHA512_8cpp_source.html#l00142">SHA512.cpp:142</a></div></div>
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