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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">XOF.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) 2016 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_XOF_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_XOF_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 <inttypes.h></span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <stddef.h></span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
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<div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="classXOF.html"> 29</a></span> <span class="keyword">class </span><a class="code" href="classXOF.html">XOF</a></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> {</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <a class="code" href="classXOF.html#a855d1bb01d46b329c57b59783cd1e075">XOF</a>();</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">virtual</span> <a class="code" href="classXOF.html#a5164ebb6aef3e5492f81ce5d685a00af">~XOF</a>();</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classXOF.html#a469429647da7d43b3aa4aef44506d01c">blockSize</a>() <span class="keyword">const</span> = 0;</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="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classXOF.html#a6dd11ef356335d049da6932e2490bf03">reset</a>() = 0;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classXOF.html#a35fe86f903d9102e64b1c920c69c394e">update</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *data, <span class="keywordtype">size_t</span> len) = 0;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classXOF.html#a1bb311f04dae8465c1489a4f033703cd">extend</a>(uint8_t *data, <span class="keywordtype">size_t</span> len) = 0;</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classXOF.html#aa6c027228f0459b07b61fb51c7b47c94">encrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len) = 0;</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"><a class="line" href="classXOF.html#a1c322679dfd211cd77ae05fb201a32e8"> 43</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classXOF.html#a1c322679dfd211cd77ae05fb201a32e8">decrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  {</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="classXOF.html#aa6c027228f0459b07b61fb51c7b47c94">encrypt</a>(output, input, len);</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  }</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classXOF.html#ac34cb22f251642b58b3dd78a6480aff3">clear</a>() = 0;</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> };</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="classXOF_html_aa6c027228f0459b07b61fb51c7b47c94"><div class="ttname"><a href="classXOF.html#aa6c027228f0459b07b61fb51c7b47c94">XOF::encrypt</a></div><div class="ttdeci">virtual void encrypt(uint8_t *output, const uint8_t *input, size_t len)=0</div><div class="ttdoc">Encrypts an input buffer with extendable output from this XOF. </div></div>
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<div class="ttc" id="classXOF_html"><div class="ttname"><a href="classXOF.html">XOF</a></div><div class="ttdoc">Abstract base class for Extendable-Output Functions (XOFs). </div><div class="ttdef"><b>Definition:</b> <a href="XOF_8h_source.html#l00029">XOF.h:29</a></div></div>
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<div class="ttc" id="classXOF_html_a1bb311f04dae8465c1489a4f033703cd"><div class="ttname"><a href="classXOF.html#a1bb311f04dae8465c1489a4f033703cd">XOF::extend</a></div><div class="ttdeci">virtual void extend(uint8_t *data, size_t len)=0</div><div class="ttdoc">Generates extendable output from this XOF. </div></div>
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<div class="ttc" id="classXOF_html_ac34cb22f251642b58b3dd78a6480aff3"><div class="ttname"><a href="classXOF.html#ac34cb22f251642b58b3dd78a6480aff3">XOF::clear</a></div><div class="ttdeci">virtual void clear()=0</div><div class="ttdoc">Clears the hash state, removing all sensitive data, and then resets the XOF ready for a new session...</div></div>
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<div class="ttc" id="classXOF_html_a1c322679dfd211cd77ae05fb201a32e8"><div class="ttname"><a href="classXOF.html#a1c322679dfd211cd77ae05fb201a32e8">XOF::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer with extendable output from this XOF. </div><div class="ttdef"><b>Definition:</b> <a href="XOF_8h_source.html#l00043">XOF.h:43</a></div></div>
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<div class="ttc" id="classXOF_html_a5164ebb6aef3e5492f81ce5d685a00af"><div class="ttname"><a href="classXOF.html#a5164ebb6aef3e5492f81ce5d685a00af">XOF::~XOF</a></div><div class="ttdeci">virtual ~XOF()</div><div class="ttdoc">Destroys this XOF object. </div><div class="ttdef"><b>Definition:</b> <a href="XOF_8cpp_source.html#l00134">XOF.cpp:134</a></div></div>
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<div class="ttc" id="classXOF_html_a469429647da7d43b3aa4aef44506d01c"><div class="ttname"><a href="classXOF.html#a469429647da7d43b3aa4aef44506d01c">XOF::blockSize</a></div><div class="ttdeci">virtual size_t blockSize() const =0</div><div class="ttdoc">Size of the internal block used by the XOF algorithm, in bytes. </div></div>
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<div class="ttc" id="classXOF_html_a6dd11ef356335d049da6932e2490bf03"><div class="ttname"><a href="classXOF.html#a6dd11ef356335d049da6932e2490bf03">XOF::reset</a></div><div class="ttdeci">virtual void reset()=0</div><div class="ttdoc">Resets the XOF ready for a new session. </div></div>
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<div class="ttc" id="classXOF_html_a855d1bb01d46b329c57b59783cd1e075"><div class="ttname"><a href="classXOF.html#a855d1bb01d46b329c57b59783cd1e075">XOF::XOF</a></div><div class="ttdeci">XOF()</div><div class="ttdoc">Constructs a new XOF object. </div><div class="ttdef"><b>Definition:</b> <a href="XOF_8cpp_source.html#l00122">XOF.cpp:122</a></div></div>
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<div class="ttc" id="classXOF_html_a35fe86f903d9102e64b1c920c69c394e"><div class="ttname"><a href="classXOF.html#a35fe86f903d9102e64b1c920c69c394e">XOF::update</a></div><div class="ttdeci">virtual void update(const void *data, size_t len)=0</div><div class="ttdoc">Updates the XOF with more data. </div></div>
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