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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_7519372152c32ce484a8cde0fb6b8cd0.html">beecrypt</a></li> </ul>
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<div class="title">sha256.h</div> </div>
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<a href="sha256_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> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2000, 2001, 2002 X-Way Rights BV</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * License as published by the Free Software Foundation; either</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</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"> * This library is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * License along with this library; if not, write to the Free Software</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</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"> */</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifndef _SHA256_H</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor">#define _SHA256_H</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="beecrypt_8h.html">beecrypt/beecrypt.h</a>"</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="structsha256Param.html"> 35</a></span> <span class="preprocessor"></span><span class="keyword">struct </span><a class="code" href="api_8h.html#a4f699d64328623c51b22f3b3f1ff4150">BEECRYPTAPI</a> <a class="code" href="structsha256Param.html">sha256Param</a></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> #else</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> struct _sha256Param</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> #endif</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="structsha256Param.html#af77f70abf483b4bbf1628ef62dd1d540"> 42</a></span>  uint32_t h[8];</div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structsha256Param.html#a020ba638a155d4024288cf40da165727"> 45</a></span>  uint32_t data[64];</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"> #if (MP_WBITS == 64)</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="structsha256Param.html#a88d133820707fc21e87155cf7a2b0760"> 51</a></span> <span class="preprocessor"></span> <a class="code" href="api_8h.html#a8de7ba63f011c81fa7f87724104d774b">mpw</a> length[1];</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor"> #elif (MP_WBITS == 32)</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"></span> <a class="code" href="api_8h.html#a8de7ba63f011c81fa7f87724104d774b">mpw</a> length[2];</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"></span><span class="preprocessor"> # error</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"></span><span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="structsha256Param.html#afc003250fd4dc2ece3927ab12bb25752"> 61</a></span>  uint32_t <a class="code" href="structsha256Param.html#afc003250fd4dc2ece3927ab12bb25752">offset</a>;</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> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#ifndef __cplusplus</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keyword">struct </span>_sha256Param <a class="code" href="structsha256Param.html">sha256Param</a>;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">extern</span> <a class="code" href="api_8h.html#a4f699d64328623c51b22f3b3f1ff4150">BEECRYPTAPI</a> <span class="keyword">const</span> <a class="code" href="structhashFunction.html">hashFunction</a> <a class="code" href="sha256_8h.html#a679979280ae9498651049fe553f9afae">sha256</a>;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <a class="code" href="api_8h.html#a4f699d64328623c51b22f3b3f1ff4150">BEECRYPTAPI</a></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keywordtype">void</span> <a class="code" href="sha256_8h.html#a0e0db13a02e016e19a677057e472960f">sha256Process</a>(<a class="code" href="structsha256Param.html">sha256Param</a>* sp);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <a class="code" href="api_8h.html#a4f699d64328623c51b22f3b3f1ff4150">BEECRYPTAPI</a></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="keywordtype">int</span> <a class="code" href="sha256_8h.html#af74134022427bead53c88a7396fe09bb">sha256Reset</a> (<a class="code" href="structsha256Param.html">sha256Param</a>* sp);</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <a class="code" href="api_8h.html#a4f699d64328623c51b22f3b3f1ff4150">BEECRYPTAPI</a></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="keywordtype">int</span> <a class="code" href="sha256_8h.html#ad319a7f3170b74c82543b0f9445716d1">sha256Update</a> (<a class="code" href="structsha256Param.html">sha256Param</a>* sp, <span class="keyword">const</span> <a class="code" href="api_8h.html#ab8ef12fab634c171394422d0ee8baf94">byte</a>* data, <span class="keywordtype">size_t</span> size);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <a class="code" href="api_8h.html#a4f699d64328623c51b22f3b3f1ff4150">BEECRYPTAPI</a></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="keywordtype">int</span> <a class="code" href="sha256_8h.html#ac0c9981d67a9dcda8e091bafa70cc944">sha256Digest</a> (<a class="code" href="structsha256Param.html">sha256Param</a>* sp, <a class="code" href="api_8h.html#ab8ef12fab634c171394422d0ee8baf94">byte</a>* digest);</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor"></span>}</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor">#endif</span></div>
<div class="ttc" id="sha256_8h_html_af74134022427bead53c88a7396fe09bb"><div class="ttname"><a href="sha256_8h.html#af74134022427bead53c88a7396fe09bb">sha256Reset</a></div><div class="ttdeci">int sha256Reset(sha256Param *sp)</div><div class="ttdoc">This function resets the parameter block so that it&#39;s ready for a new hash. </div></div>
<div class="ttc" id="sha256_8h_html_ac0c9981d67a9dcda8e091bafa70cc944"><div class="ttname"><a href="sha256_8h.html#ac0c9981d67a9dcda8e091bafa70cc944">sha256Digest</a></div><div class="ttdeci">int sha256Digest(sha256Param *sp, byte *digest)</div><div class="ttdoc">This function finishes the current hash computation and copies the digest value into digest...</div></div>
<div class="ttc" id="sha256_8h_html_ad319a7f3170b74c82543b0f9445716d1"><div class="ttname"><a href="sha256_8h.html#ad319a7f3170b74c82543b0f9445716d1">sha256Update</a></div><div class="ttdeci">int sha256Update(sha256Param *sp, const byte *data, size_t size)</div><div class="ttdoc">This function should be used to pass successive blocks of data to be hashed. </div></div>
<div class="ttc" id="beecrypt_8h_html"><div class="ttname"><a href="beecrypt_8h.html">beecrypt.h</a></div><div class="ttdoc">BeeCrypt API, headers. </div></div>
<div class="ttc" id="api_8h_html_ab8ef12fab634c171394422d0ee8baf94"><div class="ttname"><a href="api_8h.html#ab8ef12fab634c171394422d0ee8baf94">byte</a></div><div class="ttdeci">uint8_t byte</div><div class="ttdef"><b>Definition:</b> api.h:72</div></div>
<div class="ttc" id="api_8h_html_a8de7ba63f011c81fa7f87724104d774b"><div class="ttname"><a href="api_8h.html#a8de7ba63f011c81fa7f87724104d774b">mpw</a></div><div class="ttdeci">uint64_t mpw</div><div class="ttdef"><b>Definition:</b> api.h:87</div></div>
<div class="ttc" id="api_8h_html_a4f699d64328623c51b22f3b3f1ff4150"><div class="ttname"><a href="api_8h.html#a4f699d64328623c51b22f3b3f1ff4150">BEECRYPTAPI</a></div><div class="ttdeci">#define BEECRYPTAPI</div><div class="ttdef"><b>Definition:</b> api.h:52</div></div>
<div class="ttc" id="structsha256Param_html"><div class="ttname"><a href="structsha256Param.html">sha256Param</a></div><div class="ttdoc">Holds all the parameters necessary for the SHA-256 algorithm. </div><div class="ttdef"><b>Definition:</b> sha256.h:35</div></div>
<div class="ttc" id="sha256_8h_html_a0e0db13a02e016e19a677057e472960f"><div class="ttname"><a href="sha256_8h.html#a0e0db13a02e016e19a677057e472960f">sha256Process</a></div><div class="ttdeci">void sha256Process(sha256Param *sp)</div><div class="ttdoc">This function performs the core of the SHA-256 hash algorithm; it processes a block of 64 bytes...</div></div>
<div class="ttc" id="structsha256Param_html_afc003250fd4dc2ece3927ab12bb25752"><div class="ttname"><a href="structsha256Param.html#afc003250fd4dc2ece3927ab12bb25752">sha256Param::offset</a></div><div class="ttdeci">uint32_t offset</div><div class="ttdoc">Offset into data; points to the place where new data will be copied before it is processed. </div><div class="ttdef"><b>Definition:</b> sha256.h:61</div></div>
<div class="ttc" id="structhashFunction_html"><div class="ttname"><a href="structhashFunction.html">hashFunction</a></div><div class="ttdef"><b>Definition:</b> beecrypt.h:301</div></div>
<div class="ttc" id="sha256_8h_html_a679979280ae9498651049fe553f9afae"><div class="ttname"><a href="sha256_8h.html#a679979280ae9498651049fe553f9afae">sha256</a></div><div class="ttdeci">const hashFunction sha256</div><div class="ttdoc">Holds the full API description of the SHA-256 algorithm. </div></div>
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