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<a href="../../d5/d96/md5_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="preprocessor">#include <algorithm></span> </div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="preprocessor">#include <array></span> </div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="preprocessor">#include <cassert></span> </div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="preprocessor">#include <cstring></span> </div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="preprocessor">#include <iostream></span> </div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="preprocessor">#include <string></span> </div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="preprocessor">#include <vector></span> </div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span></div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="keyword">namespace </span><a class="code hl_namespace" href="../../d6/d0c/namespacehashing.html">hashing</a> {</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span><span class="keyword">namespace </span>md5 {</div>
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<div class="foldopen" id="foldopen00067" data-start="{" data-end="}">
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#add2bf982d5dd64a45d13cba52c2b371d"> 67</a></span>uint32_t <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#add2bf982d5dd64a45d13cba52c2b371d">leftRotate32bits</a>(uint32_t n, std::size_t rotate) {</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordflow">return</span> (n << rotate) | (n >> (32 - rotate));</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span>}</div>
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</div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span></div>
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<div class="foldopen" id="foldopen00077" data-start="{" data-end="}">
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#af8e96bde0183c4b0a7ff04668f11e446"> 77</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#af8e96bde0183c4b0a7ff04668f11e446">isBigEndian</a>() {</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keyword">union </span>{</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> uint32_t i;</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> std::array<char, 4> c;</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> } bint = {0x01020304};</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keywordflow">return</span> bint.c[0] == 1;</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span>}</div>
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</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span></div>
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<div class="foldopen" id="foldopen00090" data-start="{" data-end="}">
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#a694712c9665051ba52b686387b87a689"> 90</a></span>uint32_t <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a694712c9665051ba52b686387b87a689">toLittleEndian32</a>(uint32_t n) {</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="../../d5/d96/md5_8cpp.html#af8e96bde0183c4b0a7ff04668f11e446">isBigEndian</a>()) {</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="keywordflow">return</span> ((n << 24) & 0xFF000000) | ((n << 8) & 0x00FF0000) |</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> ((n >> 8) & 0x0000FF00) | ((n >> 24) & 0x000000FF);</div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> }</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="comment">// Machine works on little endian, no need to change anything</span></div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">return</span> n;</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span>}</div>
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</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span></div>
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<div class="foldopen" id="foldopen00103" data-start="{" data-end="}">
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#a6be48c1e6e742f9bd329f501d61dcaef"> 103</a></span>uint64_t <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a6be48c1e6e742f9bd329f501d61dcaef">toLittleEndian64</a>(uint64_t n) {</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="../../d5/d96/md5_8cpp.html#af8e96bde0183c4b0a7ff04668f11e446">isBigEndian</a>()) {</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordflow">return</span> ((n << 56) & 0xFF00000000000000) |</div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> ((n << 40) & 0x00FF000000000000) |</div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> ((n << 24) & 0x0000FF0000000000) |</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> ((n << 8) & 0x000000FF00000000) |</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> ((n >> 8) & 0x00000000FF000000) |</div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> ((n >> 24) & 0x0000000000FF0000) |</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> ((n >> 40) & 0x000000000000FF00) |</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> ((n >> 56) & 0x00000000000000FF);</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> ;</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> }</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// Machine works on little endian, no need to change anything</span></div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordflow">return</span> n;</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span>}</div>
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</div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span></div>
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<div class="foldopen" id="foldopen00123" data-start="{" data-end="}">
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348"> 123</a></span>std::string <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">sig2hex</a>(<span class="keywordtype">void</span>* sig) {</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* hexChars = <span class="stringliteral">"0123456789abcdef"</span>;</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keyword">auto</span>* intsig = <span class="keyword">static_cast<</span>uint8_t*<span class="keyword">></span>(sig);</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> std::string hex = <span class="stringliteral">""</span>;</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordflow">for</span> (uint8_t i = 0; i < 16; i++) {</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> hex.push_back(hexChars[(intsig[i] >> 4) & 0xF]);</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> hex.push_back(hexChars[(intsig[i]) & 0xF]);</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> }</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keywordflow">return</span> hex;</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span>}</div>
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</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span></div>
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<div class="foldopen" id="foldopen00139" data-start="{" data-end="}">
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#a5341431cef7fcfc33794326e1deb2425"> 139</a></span><span class="keywordtype">void</span>* <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a5341431cef7fcfc33794326e1deb2425">hash_bs</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* input_bs, uint64_t input_size) {</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="keyword">auto</span>* input = <span class="keyword">static_cast<</span><span class="keyword">const </span>uint8_t*<span class="keyword">></span>(input_bs);</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> </div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// Step 0: Initial Data (Those are decided in the MD5 protocol)</span></div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <span class="comment">// s is the shift used in the leftrotate each round</span></div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> std::array<uint32_t, 64> s = {</div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22,</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20,</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23,</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21};</div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// K is pseudo-random values used each round</span></div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="comment">// The values can be obtained by the following python code:</span></div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span></div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> std::array<uint32_t, 64> K = {</div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> 3614090360, 3905402710, 606105819, 3250441966, 4118548399, 1200080426,</div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> 2821735955, 4249261313, 1770035416, 2336552879, 4294925233, 2304563134,</div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> 1804603682, 4254626195, 2792965006, 1236535329, 4129170786, 3225465664,</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> 643717713, 3921069994, 3593408605, 38016083, 3634488961, 3889429448,</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> 568446438, 3275163606, 4107603335, 1163531501, 2850285829, 4243563512,</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> 1735328473, 2368359562, 4294588738, 2272392833, 1839030562, 4259657740,</div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> 2763975236, 1272893353, 4139469664, 3200236656, 681279174, 3936430074,</div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> 3572445317, 76029189, 3654602809, 3873151461, 530742520, 3299628645,</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> 4096336452, 1126891415, 2878612391, 4237533241, 1700485571, 2399980690,</div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> 4293915773, 2240044497, 1873313359, 4264355552, 2734768916, 1309151649,</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> 4149444226, 3174756917, 718787259, 3951481745};</div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// The initial 128-bit state</span></div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> uint32_t a0 = 0x67452301, A = 0;</div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> uint32_t b0 = 0xefcdab89, B = 0;</div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> uint32_t c0 = 0x98badcfe, C = 0;</div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> uint32_t d0 = 0x10325476, D = 0;</div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> </div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// Step 1: Processing the bytestring</span></div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> </div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="comment">// First compute the size the padded message will have</span></div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// so it is possible to allocate the right amount of memory</span></div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> uint64_t padded_message_size = 0;</div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keywordflow">if</span> (input_size % 64 < 56) {</div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> padded_message_size = input_size + 64 - (input_size % 64);</div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> padded_message_size = input_size + 128 - (input_size % 64);</div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> }</div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> std::vector<uint8_t> padded_message(padded_message_size);</div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> </div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="comment">// Beginning of the padded message is the original message</span></div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> std::copy(input, input + input_size, padded_message.begin());</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// Afterwards comes a single 1 bit and then only zeroes</span></div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> padded_message[input_size] = 1 << 7; <span class="comment">// 10000000</span></div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordflow">for</span> (uint64_t i = input_size; i % 64 != 56; i++) {</div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keywordflow">if</span> (i == input_size) {</div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="keywordflow">continue</span>; <span class="comment">// pass first iteration</span></div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> }</div>
|
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> padded_message[i] = 0;</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> }</div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> </div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="comment">// We then have to add the 64-bit size of the message at the end</span></div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// When there is a conversion from int to bytestring or vice-versa</span></div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// We always need to make sure it is little endian</span></div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> uint64_t input_bitsize_le = <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a6be48c1e6e742f9bd329f501d61dcaef">toLittleEndian64</a>(input_size * 8);</div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="keywordflow">for</span> (uint8_t i = 0; i < 8; i++) {</div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> padded_message[padded_message_size - 8 + i] =</div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> (input_bitsize_le >> (56 - 8 * i)) & 0xFF;</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> }</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> </div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="comment">// Already allocate memory for blocks</span></div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> std::array<uint32_t, 16> blocks{};</div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> </div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// Rounds</span></div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">for</span> (uint64_t chunk = 0; chunk * 64 < padded_message_size; chunk++) {</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="comment">// First, build the 16 32-bits blocks from the chunk</span></div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keywordflow">for</span> (uint8_t bid = 0; bid < 16; bid++) {</div>
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|
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> blocks[bid] = 0;</div>
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|
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> </div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> <span class="comment">// Having to build a 32-bit word from 4-bit words</span></div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <span class="comment">// Add each and shift them to the left</span></div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keywordflow">for</span> (uint8_t cid = 0; cid < 4; cid++) {</div>
|
|
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> blocks[bid] = (blocks[bid] << 8) +</div>
|
|
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> padded_message[chunk * 64 + bid * 4 + cid];</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> }</div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> }</div>
|
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> </div>
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|
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> A = a0;</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> B = b0;</div>
|
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> C = c0;</div>
|
|
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> D = d0;</div>
|
|
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> </div>
|
|
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <span class="comment">// Main "hashing" loop</span></div>
|
|
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">for</span> (uint8_t i = 0; i < 64; i++) {</div>
|
|
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> uint32_t F = 0, g = 0;</div>
|
|
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keywordflow">if</span> (i < 16) {</div>
|
|
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> F = (B & C) | ((~B) & D);</div>
|
|
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> g = i;</div>
|
|
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (i < 32) {</div>
|
|
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> F = (D & B) | ((~D) & C);</div>
|
|
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> g = (5 * i + 1) % 16;</div>
|
|
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (i < 48) {</div>
|
|
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> F = B ^ C ^ D;</div>
|
|
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> g = (3 * i + 5) % 16;</div>
|
|
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> F = C ^ (B | (~D));</div>
|
|
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> g = (7 * i) % 16;</div>
|
|
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> }</div>
|
|
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> </div>
|
|
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="comment">// Update the accumulators</span></div>
|
|
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> F += A + K[i] + <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a694712c9665051ba52b686387b87a689">toLittleEndian32</a>(blocks[g]);</div>
|
|
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> </div>
|
|
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> A = D;</div>
|
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> D = C;</div>
|
|
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> C = B;</div>
|
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> B += <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#add2bf982d5dd64a45d13cba52c2b371d">leftRotate32bits</a>(F, s[i]);</div>
|
|
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> }</div>
|
|
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// Update the state with this chunk's hash</span></div>
|
|
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> a0 += A;</div>
|
|
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> b0 += B;</div>
|
|
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> c0 += C;</div>
|
|
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> d0 += D;</div>
|
|
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> }</div>
|
|
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> </div>
|
|
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <span class="comment">// Build signature from state</span></div>
|
|
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="comment">// Note, any type could be used for the signature</span></div>
|
|
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="comment">// uint8_t was used to make the 16 bytes obvious</span></div>
|
|
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="comment">// The sig needs to be little endian</span></div>
|
|
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keyword">auto</span>* sig = <span class="keyword">new</span> uint8_t[16];</div>
|
|
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordflow">for</span> (uint8_t i = 0; i < 4; i++) {</div>
|
|
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> sig[i] = (a0 >> (8 * i)) & 0xFF;</div>
|
|
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> sig[i + 4] = (b0 >> (8 * i)) & 0xFF;</div>
|
|
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> sig[i + 8] = (c0 >> (8 * i)) & 0xFF;</div>
|
|
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> sig[i + 12] = (d0 >> (8 * i)) & 0xFF;</div>
|
|
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> }</div>
|
|
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> </div>
|
|
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> <span class="keywordflow">return</span> sig;</div>
|
|
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span>}</div>
|
|
</div>
|
|
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span></div>
|
|
<div class="foldopen" id="foldopen00288" data-start="{" data-end="}">
|
|
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb"> 288</a></span><span class="keywordtype">void</span>* <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb">hash</a>(<span class="keyword">const</span> std::string& message) {</div>
|
|
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="keywordflow">return</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a5341431cef7fcfc33794326e1deb2425">hash_bs</a>(&message[0], message.size());</div>
|
|
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span>}</div>
|
|
</div>
|
|
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span>} <span class="comment">// namespace md5</span></div>
|
|
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span>} <span class="comment">// namespace hashing</span></div>
|
|
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span></div>
|
|
<div class="foldopen" id="foldopen00298" data-start="{" data-end="}">
|
|
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#aa8dca7b867074164d5f45b0f3851269d"> 298</a></span><span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a>() {</div>
|
|
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> <span class="comment">// Hashes empty string and stores signature</span></div>
|
|
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keywordtype">void</span>* sig = <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb">hashing::md5::hash</a>(<span class="stringliteral">""</span>);</div>
|
|
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> std::cout << <span class="stringliteral">"Hashing empty string"</span> << std::endl;</div>
|
|
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> <span class="comment">// Prints signature hex representation</span></div>
|
|
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> std::cout << <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig) << std::endl << std::endl;</div>
|
|
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="comment">// Test with cassert whether sig is correct from the expected value</span></div>
|
|
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> assert(<a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig).<a class="code hl_function" href="../../d4/d7a/shell__sort2_8cpp.html#a7eb77daed2cf1513f6d68c47a1c2db1c">compare</a>(</div>
|
|
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> <span class="stringliteral">"d41d8cd98f00b204e9800998ecf8427e"</span>) == 0);</div>
|
|
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> </div>
|
|
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> <span class="comment">// Hashes "The quick brown fox jumps over the lazy dog" and stores signature</span></div>
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<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordtype">void</span>* sig2 =</div>
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<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb">hashing::md5::hash</a>(<span class="stringliteral">"The quick brown fox jumps over the lazy dog"</span>);</div>
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<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> std::cout << <span class="stringliteral">"Hashing The quick brown fox jumps over the lazy dog"</span></div>
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<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> << std::endl;</div>
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<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="comment">// Prints signature hex representation</span></div>
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<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> std::cout << <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig2) << std::endl << std::endl;</div>
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<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="comment">// Test with cassert whether sig is correct from the expected value</span></div>
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<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> assert(<a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig2).<a class="code hl_function" href="../../d4/d7a/shell__sort2_8cpp.html#a7eb77daed2cf1513f6d68c47a1c2db1c">compare</a>(</div>
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<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> <span class="stringliteral">"9e107d9d372bb6826bd81d3542a419d6"</span>) == 0);</div>
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<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> </div>
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<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="comment">// Hashes "The quick brown fox jumps over the lazy dog." (notice the</span></div>
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<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> <span class="comment">// additional period) and stores signature</span></div>
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<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <span class="keywordtype">void</span>* sig3 =</div>
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<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb">hashing::md5::hash</a>(<span class="stringliteral">"The quick brown fox jumps over the lazy dog."</span>);</div>
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<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> std::cout << <span class="stringliteral">"Hashing "</span></div>
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<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="stringliteral">"The quick brown fox jumps over the lazy dog."</span></div>
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<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> << std::endl;</div>
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<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="comment">// Prints signature hex representation</span></div>
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<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> std::cout << <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig3) << std::endl << std::endl;</div>
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<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="comment">// Test with cassert whether sig is correct from the expected value</span></div>
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<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> assert(<a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig3).<a class="code hl_function" href="../../d4/d7a/shell__sort2_8cpp.html#a7eb77daed2cf1513f6d68c47a1c2db1c">compare</a>(</div>
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<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="stringliteral">"e4d909c290d0fb1ca068ffaddf22cbd0"</span>) == 0);</div>
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<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> </div>
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<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="comment">// Hashes "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"</span></div>
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<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="comment">// and stores signature</span></div>
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<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="keywordtype">void</span>* sig4 = <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb">hashing::md5::hash</a>(</div>
|
|
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> <span class="stringliteral">"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"</span>);</div>
|
|
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> std::cout</div>
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<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> << <span class="stringliteral">"Hashing "</span></div>
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<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> <span class="stringliteral">"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"</span></div>
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|
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> << std::endl;</div>
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<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> <span class="comment">// Prints signature hex representation</span></div>
|
|
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> std::cout << <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig4) << std::endl << std::endl;</div>
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<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <span class="comment">// Test with cassert whether sig is correct from the expected value</span></div>
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<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> assert(<a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig4).<a class="code hl_function" href="../../d4/d7a/shell__sort2_8cpp.html#a7eb77daed2cf1513f6d68c47a1c2db1c">compare</a>(</div>
|
|
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> <span class="stringliteral">"d174ab98d277d9f5a5611c2c9f419d9f"</span>) == 0);</div>
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<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span>}</div>
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</div>
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<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span></div>
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<div class="foldopen" id="foldopen00352" data-start="{" data-end="}">
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<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#ac9e1a11f44135b890dd10a00e73b5661"> 352</a></span><span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#ac9e1a11f44135b890dd10a00e73b5661">interactive</a>() {</div>
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<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> <span class="keywordflow">while</span> (<span class="keyword">true</span>) {</div>
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<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> std::string input;</div>
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<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> std::cout << <span class="stringliteral">"Enter a message to be hashed (Ctrl-C to exit): "</span></div>
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<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> << std::endl;</div>
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<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> std::getline(std::cin, input);</div>
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<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> <span class="keywordtype">void</span>* sig = <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb">hashing::md5::hash</a>(input);</div>
|
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<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> std::cout << <span class="stringliteral">"Hash is: "</span> << <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a>(sig) << std::endl;</div>
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<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> </div>
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<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> <span class="keywordflow">while</span> (<span class="keyword">true</span>) {</div>
|
|
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> std::cout << <span class="stringliteral">"Want to enter another message? (y/n) "</span>;</div>
|
|
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> std::getline(std::cin, input);</div>
|
|
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> <span class="keywordflow">if</span> (input.compare(<span class="stringliteral">"y"</span>) == 0) {</div>
|
|
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (input.compare(<span class="stringliteral">"n"</span>) == 0) {</div>
|
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<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> <span class="keywordflow">return</span>;</div>
|
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<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> }</div>
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<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> }</div>
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<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> }</div>
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<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span>}</div>
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</div>
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<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span></div>
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<div class="foldopen" id="foldopen00377" data-start="{" data-end="}">
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<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"><a class="line" href="../../d5/d96/md5_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 377</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
|
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<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a>(); <span class="comment">// run self-test implementations</span></div>
|
|
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> </div>
|
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<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="comment">// Launch interactive mode where user can input messages and see</span></div>
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<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> <span class="comment">// their hash</span></div>
|
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<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <a class="code hl_function" href="../../d5/d96/md5_8cpp.html#ac9e1a11f44135b890dd10a00e73b5661">interactive</a>();</div>
|
|
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="keywordflow">return</span> 0;</div>
|
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<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span>}</div>
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|
</div>
|
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<div class="ttc" id="amd5_8cpp_html_a5341431cef7fcfc33794326e1deb2425"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#a5341431cef7fcfc33794326e1deb2425">hashing::md5::hash_bs</a></div><div class="ttdeci">void * hash_bs(const void *input_bs, uint64_t input_size)</div><div class="ttdoc">The MD5 algorithm itself, taking in a bytestring.</div><div class="ttdef"><b>Definition</b> <a href="#l00139">md5.cpp:139</a></div></div>
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<div class="ttc" id="amd5_8cpp_html_a694712c9665051ba52b686387b87a689"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#a694712c9665051ba52b686387b87a689">hashing::md5::toLittleEndian32</a></div><div class="ttdeci">uint32_t toLittleEndian32(uint32_t n)</div><div class="ttdoc">Sets 32-bit integer to little-endian if needed.</div><div class="ttdef"><b>Definition</b> <a href="#l00090">md5.cpp:90</a></div></div>
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<div class="ttc" id="amd5_8cpp_html_a6be48c1e6e742f9bd329f501d61dcaef"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#a6be48c1e6e742f9bd329f501d61dcaef">hashing::md5::toLittleEndian64</a></div><div class="ttdeci">uint64_t toLittleEndian64(uint64_t n)</div><div class="ttdoc">Sets 64-bit integer to little-endian if needed.</div><div class="ttdef"><b>Definition</b> <a href="#l00103">md5.cpp:103</a></div></div>
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|
<div class="ttc" id="amd5_8cpp_html_a88705fab5f92adf3427b4cf76ff33edb"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#a88705fab5f92adf3427b4cf76ff33edb">hashing::md5::hash</a></div><div class="ttdeci">void * hash(const std::string &message)</div><div class="ttdoc">Converts the string to bytestring and calls the main algorithm.</div><div class="ttdef"><b>Definition</b> <a href="#l00288">md5.cpp:288</a></div></div>
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<div class="ttc" id="amd5_8cpp_html_aa8dca7b867074164d5f45b0f3851269d"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a></div><div class="ttdeci">static void test()</div><div class="ttdoc">Self-test implementations of well-known MD5 hashes.</div><div class="ttdef"><b>Definition</b> <a href="#l00298">md5.cpp:298</a></div></div>
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|
<div class="ttc" id="amd5_8cpp_html_aaee69c6136a841043f956de32116e348"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#aaee69c6136a841043f956de32116e348">hashing::md5::sig2hex</a></div><div class="ttdeci">std::string sig2hex(void *sig)</div><div class="ttdoc">Transforms the 128-bit MD5 signature into a 32 char hex string.</div><div class="ttdef"><b>Definition</b> <a href="#l00123">md5.cpp:123</a></div></div>
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<div class="ttc" id="amd5_8cpp_html_ac9e1a11f44135b890dd10a00e73b5661"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#ac9e1a11f44135b890dd10a00e73b5661">interactive</a></div><div class="ttdeci">static void interactive()</div><div class="ttdoc">Puts user in a loop where inputs can be given and MD5 hash will be computed and printed.</div><div class="ttdef"><b>Definition</b> <a href="#l00352">md5.cpp:352</a></div></div>
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<div class="ttc" id="amd5_8cpp_html_add2bf982d5dd64a45d13cba52c2b371d"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#add2bf982d5dd64a45d13cba52c2b371d">hashing::md5::leftRotate32bits</a></div><div class="ttdeci">uint32_t leftRotate32bits(uint32_t n, std::size_t rotate)</div><div class="ttdoc">Rotates the bits of a 32-bit unsigned integer.</div><div class="ttdef"><b>Definition</b> <a href="#l00067">md5.cpp:67</a></div></div>
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<div class="ttc" id="amd5_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdoc">Main function.</div><div class="ttdef"><b>Definition</b> <a href="#l00377">md5.cpp:377</a></div></div>
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<div class="ttc" id="amd5_8cpp_html_af8e96bde0183c4b0a7ff04668f11e446"><div class="ttname"><a href="../../d5/d96/md5_8cpp.html#af8e96bde0183c4b0a7ff04668f11e446">hashing::md5::isBigEndian</a></div><div class="ttdeci">bool isBigEndian()</div><div class="ttdoc">Checks whether integers are stored as big endian or not.</div><div class="ttdef"><b>Definition</b> <a href="#l00077">md5.cpp:77</a></div></div>
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<div class="ttc" id="anamespacehashing_html"><div class="ttname"><a href="../../d6/d0c/namespacehashing.html">hashing</a></div><div class="ttdoc">Used for assert.</div></div>
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<div class="ttc" id="ashell__sort2_8cpp_html_a7eb77daed2cf1513f6d68c47a1c2db1c"><div class="ttname"><a href="../../d4/d7a/shell__sort2_8cpp.html#a7eb77daed2cf1513f6d68c47a1c2db1c">compare</a></div><div class="ttdeci">int compare(const void *a, const void *b)</div><div class="ttdef"><b>Definition</b> <a href="../../d4/d7a/shell__sort2_8cpp_source.html#l00087">shell_sort2.cpp:87</a></div></div>
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