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https://github.com/taigrr/arduinolibs
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Update docs
This commit is contained in:
Rhys Weatherley
@@ -148,185 +148,176 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  state.h[6] = 0x1f83d9ab;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  state.h[7] = 0x5be0cd19;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  state.chunkSize = 0;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  state.finalized = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  state.length = 0;</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
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<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classSHA256.html#a555bf8efb17afd4842d2e55a1f39f27b"> 81</a></span> <span class="keywordtype">void</span> <a class="code" href="classSHA256.html#a555bf8efb17afd4842d2e55a1f39f27b">SHA256::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="l00082"></a><span class="lineno"> 82</span> {</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// Reset the hashing process if finalize() was called previously.</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (state.finalized)</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="classSHA256.html#ad9d80d8fdccffb15497bd36285afce65">reset</a>();</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// Update the total length (in bits, not bytes).</span></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  state.length += ((uint64_t)len) << 3;</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="comment">// Break the input up into 512-bit chunks and process each in turn.</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> uint8_t *d = (<span class="keyword">const</span> uint8_t *)data;</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">while</span> (len > 0) {</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  uint8_t size = 64 - state.chunkSize;</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> (size > len)</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  size = len;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  memcpy(((uint8_t *)state.w) + state.chunkSize, d, size);</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  state.chunkSize += size;</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  len -= size;</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  d += size;</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> (state.chunkSize == 64) {</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  processChunk();</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  state.chunkSize = 0;</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  }</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> }</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="classSHA256.html#a695157bcdf5495ba892ebac309f3abd6"> 107</a></span> <span class="keywordtype">void</span> <a class="code" href="classSHA256.html#a695157bcdf5495ba892ebac309f3abd6">SHA256::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="l00108"></a><span class="lineno"> 108</span> {</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// Finalize the hash if necessary.</span></div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">if</span> (!state.finalized) {</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Pad the last chunk. We may need two padding chunks if there</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">// isn't enough room in the first for the padding and length.</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  uint8_t *wbytes = (uint8_t *)state.w;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  if (state.chunkSize <= (64 - 9)) {</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  wbytes[state.chunkSize] = 0x80;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  memset(wbytes + state.chunkSize + 1, 0x00, 64 - 8 - (state.chunkSize + 1));</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  state.w[14] = htobe32((uint32_t)(state.length >> 32));</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  state.w[15] = htobe32((uint32_t)state.length);</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  processChunk();</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  wbytes[state.chunkSize] = 0x80;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  memset(wbytes + state.chunkSize + 1, 0x00, 64 - (state.chunkSize + 1));</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  processChunk();</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  memset(wbytes, 0x00, 64 - 8);</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  state.w[14] = htobe32((uint32_t)(state.length >> 32));</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  state.w[15] = htobe32((uint32_t)state.length);</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  processChunk();</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// Convert the result into big endian and return it.</span></div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 8; ++posn)</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  state.w[posn] = htobe32(state.h[posn]);</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  state.finalized = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// Copy the hash to the caller's return buffer.</span></div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">if</span> (len > 32)</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  len = 32;</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  memcpy(hash, state.w, len);</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> }</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div>
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<div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="classSHA256.html#add0d1649d533b27005ccd8508398c689"> 142</a></span> <span class="keywordtype">void</span> <a class="code" href="classSHA256.html#add0d1649d533b27005ccd8508398c689">SHA256::clear</a>()</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> {</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  clean(state);</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="classSHA256.html#ad9d80d8fdccffb15497bd36285afce65">reset</a>();</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> }</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keywordtype">void</span> SHA256::processChunk()</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> {</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// Round constants for SHA-256.</span></div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keyword">static</span> uint32_t <span class="keyword">const</span> k[64] PROGMEM = {</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  };</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// Convert the first 16 words from big endian to host byte order.</span></div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  uint8_t index;</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">for</span> (index = 0; index < 16; ++index)</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  state.w[index] = be32toh(state.w[index]);</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment">// Initialise working variables to the current hash value.</span></div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  uint32_t a = state.h[0];</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  uint32_t b = state.h[1];</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  uint32_t c = state.h[2];</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  uint32_t d = state.h[3];</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  uint32_t e = state.h[4];</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  uint32_t f = state.h[5];</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  uint32_t g = state.h[6];</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  uint32_t h = state.h[7];</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// Perform the first 16 rounds of the compression function main loop.</span></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  uint32_t temp1, temp2;</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">for</span> (index = 0; index < 16; ++index) {</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  temp1 = h + pgm_read_dword(k + index) + state.w[index] +</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  (rightRotate6(e) ^ rightRotate11(e) ^ rightRotate25(e)) +</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  ((e & f) ^ ((~e) & g));</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  temp2 = (rightRotate2(a) ^ rightRotate13(a) ^ rightRotate22(a)) +</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  ((a & b) ^ (a & c) ^ (b & c));</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  h = g;</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  g = f;</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  f = e;</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  e = d + temp1;</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  d = c;</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  c = b;</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  b = a;</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  a = temp1 + temp2;</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// Perform the 48 remaining rounds. We expand the first 16 words to</span></div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">// 64 in-place in the "w" array. This saves 192 bytes of memory</span></div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="comment">// that would have otherwise need to be allocated to the "w" array.</span></div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">for</span> (; index < 64; ++index) {</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">// Expand the next word.</span></div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  temp1 = state.w[(index - 15) & 0x0F];</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  temp2 = state.w[(index - 2) & 0x0F];</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  temp1 = state.w[index & 0x0F] =</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  state.w[(index - 16) & 0x0F] + state.w[(index - 7) & 0x0F] +</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  (rightRotate7(temp1) ^ rightRotate18(temp1) ^ (temp1 >> 3)) +</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  (rightRotate17(temp2) ^ rightRotate19(temp2) ^ (temp2 >> 10));</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// Perform the round.</span></div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  temp1 = h + pgm_read_dword(k + index) + temp1 +</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  (rightRotate6(e) ^ rightRotate11(e) ^ rightRotate25(e)) +</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  ((e & f) ^ ((~e) & g));</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  temp2 = (rightRotate2(a) ^ rightRotate13(a) ^ rightRotate22(a)) +</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  ((a & b) ^ (a & c) ^ (b & c));</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  h = g;</div>
|
||||
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  g = f;</div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  f = e;</div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  e = d + temp1;</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  d = c;</div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  c = b;</div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  b = a;</div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  a = temp1 + temp2;</div>
|
||||
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  }</div>
|
||||
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </div>
|
||||
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="comment">// Add the compressed chunk to the current hash value.</span></div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  state.h[0] += a;</div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  state.h[1] += b;</div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  state.h[2] += c;</div>
|
||||
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  state.h[3] += d;</div>
|
||||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  state.h[4] += e;</div>
|
||||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  state.h[5] += f;</div>
|
||||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  state.h[6] += g;</div>
|
||||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  state.h[7] += h;</div>
|
||||
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
|
||||
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// Attempt to clean up the stack.</span></div>
|
||||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  a = b = c = d = e = f = g = h = temp1 = temp2 = 0;</div>
|
||||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> }</div>
|
||||
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  state.length = 0;</div>
|
||||
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> }</div>
|
||||
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
|
||||
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classSHA256.html#a555bf8efb17afd4842d2e55a1f39f27b"> 80</a></span> <span class="keywordtype">void</span> <a class="code" href="classSHA256.html#a555bf8efb17afd4842d2e55a1f39f27b">SHA256::update</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *data, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> {</div>
|
||||
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// Update the total length (in bits, not bytes).</span></div>
|
||||
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  state.length += ((uint64_t)len) << 3;</div>
|
||||
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
|
||||
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">// Break the input up into 512-bit chunks and process each in turn.</span></div>
|
||||
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">const</span> uint8_t *d = (<span class="keyword">const</span> uint8_t *)data;</div>
|
||||
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">while</span> (len > 0) {</div>
|
||||
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  uint8_t size = 64 - state.chunkSize;</div>
|
||||
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">if</span> (size > len)</div>
|
||||
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  size = len;</div>
|
||||
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  memcpy(((uint8_t *)state.w) + state.chunkSize, d, size);</div>
|
||||
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  state.chunkSize += size;</div>
|
||||
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  len -= size;</div>
|
||||
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  d += size;</div>
|
||||
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (state.chunkSize == 64) {</div>
|
||||
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  processChunk();</div>
|
||||
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div>
|
||||
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
|
||||
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> }</div>
|
||||
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
|
||||
<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classSHA256.html#a695157bcdf5495ba892ebac309f3abd6"> 102</a></span> <span class="keywordtype">void</span> <a class="code" href="classSHA256.html#a695157bcdf5495ba892ebac309f3abd6">SHA256::finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> {</div>
|
||||
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// Pad the last chunk. We may need two padding chunks if there</span></div>
|
||||
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// isn't enough room in the first for the padding and length.</span></div>
|
||||
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  uint8_t *wbytes = (uint8_t *)state.w;</div>
|
||||
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  if (state.chunkSize <= (64 - 9)) {</div>
|
||||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  wbytes[state.chunkSize] = 0x80;</div>
|
||||
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  memset(wbytes + state.chunkSize + 1, 0x00, 64 - 8 - (state.chunkSize + 1));</div>
|
||||
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  state.w[14] = htobe32((uint32_t)(state.length >> 32));</div>
|
||||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  state.w[15] = htobe32((uint32_t)state.length);</div>
|
||||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  processChunk();</div>
|
||||
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  } <span class="keywordflow">else</span> {</div>
|
||||
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  wbytes[state.chunkSize] = 0x80;</div>
|
||||
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  memset(wbytes + state.chunkSize + 1, 0x00, 64 - (state.chunkSize + 1));</div>
|
||||
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  processChunk();</div>
|
||||
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  memset(wbytes, 0x00, 64 - 8);</div>
|
||||
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  state.w[14] = htobe32((uint32_t)(state.length >> 32));</div>
|
||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  state.w[15] = htobe32((uint32_t)state.length);</div>
|
||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  processChunk();</div>
|
||||
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  }</div>
|
||||
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
|
||||
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// Convert the result into big endian and return it.</span></div>
|
||||
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 8; ++posn)</div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  state.w[posn] = htobe32(state.h[posn]);</div>
|
||||
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
|
||||
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// Copy the hash to the caller's return buffer.</span></div>
|
||||
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (len > 32)</div>
|
||||
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  len = 32;</div>
|
||||
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  memcpy(hash, state.w, len);</div>
|
||||
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> }</div>
|
||||
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="classSHA256.html#add0d1649d533b27005ccd8508398c689"> 133</a></span> <span class="keywordtype">void</span> <a class="code" href="classSHA256.html#add0d1649d533b27005ccd8508398c689">SHA256::clear</a>()</div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> {</div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="classSHA256.html#ad9d80d8fdccffb15497bd36285afce65">reset</a>();</div>
|
||||
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> }</div>
|
||||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="keywordtype">void</span> SHA256::processChunk()</div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> {</div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// Round constants for SHA-256.</span></div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">static</span> uint32_t <span class="keyword">const</span> k[64] PROGMEM = {</div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,</div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,</div>
|
||||
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,</div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,</div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,</div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,</div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,</div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,</div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,</div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,</div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,</div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,</div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,</div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2</div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  };</div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// Convert the first 16 words from big endian to host byte order.</span></div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  uint8_t index;</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">for</span> (index = 0; index < 16; ++index)</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  state.w[index] = be32toh(state.w[index]);</div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// Initialise working variables to the current hash value.</span></div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  uint32_t a = state.h[0];</div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  uint32_t b = state.h[1];</div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  uint32_t c = state.h[2];</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  uint32_t d = state.h[3];</div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  uint32_t e = state.h[4];</div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  uint32_t f = state.h[5];</div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  uint32_t g = state.h[6];</div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  uint32_t h = state.h[7];</div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="comment">// Perform the first 16 rounds of the compression function main loop.</span></div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  uint32_t temp1, temp2;</div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">for</span> (index = 0; index < 16; ++index) {</div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  temp1 = h + pgm_read_dword(k + index) + state.w[index] +</div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  (rightRotate6(e) ^ rightRotate11(e) ^ rightRotate25(e)) +</div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  ((e & f) ^ ((~e) & g));</div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  temp2 = (rightRotate2(a) ^ rightRotate13(a) ^ rightRotate22(a)) +</div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  ((a & b) ^ (a & c) ^ (b & c));</div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  h = g;</div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  g = f;</div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  f = e;</div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  e = d + temp1;</div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  d = c;</div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  c = b;</div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  b = a;</div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  a = temp1 + temp2;</div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
|
||||
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div>
|
||||
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// Perform the 48 remaining rounds. We expand the first 16 words to</span></div>
|
||||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="comment">// 64 in-place in the "w" array. This saves 192 bytes of memory</span></div>
|
||||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// that would have otherwise need to be allocated to the "w" array.</span></div>
|
||||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">for</span> (; index < 64; ++index) {</div>
|
||||
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">// Expand the next word.</span></div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  temp1 = state.w[(index - 15) & 0x0F];</div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  temp2 = state.w[(index - 2) & 0x0F];</div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  temp1 = state.w[index & 0x0F] =</div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  state.w[(index - 16) & 0x0F] + state.w[(index - 7) & 0x0F] +</div>
|
||||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  (rightRotate7(temp1) ^ rightRotate18(temp1) ^ (temp1 >> 3)) +</div>
|
||||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  (rightRotate17(temp2) ^ rightRotate19(temp2) ^ (temp2 >> 10));</div>
|
||||
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div>
|
||||
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="comment">// Perform the round.</span></div>
|
||||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  temp1 = h + pgm_read_dword(k + index) + temp1 +</div>
|
||||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  (rightRotate6(e) ^ rightRotate11(e) ^ rightRotate25(e)) +</div>
|
||||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  ((e & f) ^ ((~e) & g));</div>
|
||||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  temp2 = (rightRotate2(a) ^ rightRotate13(a) ^ rightRotate22(a)) +</div>
|
||||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  ((a & b) ^ (a & c) ^ (b & c));</div>
|
||||
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  h = g;</div>
|
||||
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  g = f;</div>
|
||||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  f = e;</div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  e = d + temp1;</div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  d = c;</div>
|
||||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  c = b;</div>
|
||||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  b = a;</div>
|
||||
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  a = temp1 + temp2;</div>
|
||||
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div>
|
||||
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div>
|
||||
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// Add the compressed chunk to the current hash value.</span></div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  state.h[0] += a;</div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  state.h[1] += b;</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  state.h[2] += c;</div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  state.h[3] += d;</div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  state.h[4] += e;</div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  state.h[5] += f;</div>
|
||||
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  state.h[6] += g;</div>
|
||||
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  state.h[7] += h;</div>
|
||||
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// Attempt to clean up the stack.</span></div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  a = b = c = d = e = f = g = h = temp1 = temp2 = 0;</div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> }</div>
|
||||
<div class="ttc" id="classSHA256_html_ad9d80d8fdccffb15497bd36285afce65"><div class="ttname"><a href="classSHA256.html#ad9d80d8fdccffb15497bd36285afce65">SHA256::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="SHA256_8cpp_source.html#l00066">SHA256.cpp:66</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_ab672831c542df07ff03ded25760feec2"><div class="ttname"><a href="classSHA256.html#ab672831c542df07ff03ded25760feec2">SHA256::SHA256</a></div><div class="ttdeci">SHA256()</div><div class="ttdoc">Constructs a SHA-256 hash object. </div><div class="ttdef"><b>Definition:</b> <a href="SHA256_8cpp_source.html#l00042">SHA256.cpp:42</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_a695157bcdf5495ba892ebac309f3abd6"><div class="ttname"><a href="classSHA256.html#a695157bcdf5495ba892ebac309f3abd6">SHA256::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="SHA256_8cpp_source.html#l00107">SHA256.cpp:107</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_a695157bcdf5495ba892ebac309f3abd6"><div class="ttname"><a href="classSHA256.html#a695157bcdf5495ba892ebac309f3abd6">SHA256::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="SHA256_8cpp_source.html#l00102">SHA256.cpp:102</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_ad82f2925b612de315b289017e023a73b"><div class="ttname"><a href="classSHA256.html#ad82f2925b612de315b289017e023a73b">SHA256::~SHA256</a></div><div class="ttdeci">virtual ~SHA256()</div><div class="ttdoc">Destroys this SHA-256 hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="SHA256_8cpp_source.html#l00051">SHA256.cpp:51</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_a71bbd9064f9d6191d0647f867953a858"><div class="ttname"><a href="classSHA256.html#a71bbd9064f9d6191d0647f867953a858">SHA256::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="SHA256_8cpp_source.html#l00061">SHA256.cpp:61</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_a555bf8efb17afd4842d2e55a1f39f27b"><div class="ttname"><a href="classSHA256.html#a555bf8efb17afd4842d2e55a1f39f27b">SHA256::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="SHA256_8cpp_source.html#l00081">SHA256.cpp:81</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_a555bf8efb17afd4842d2e55a1f39f27b"><div class="ttname"><a href="classSHA256.html#a555bf8efb17afd4842d2e55a1f39f27b">SHA256::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="SHA256_8cpp_source.html#l00080">SHA256.cpp:80</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_a103d5bc5ced792464a82cb1d7986de94"><div class="ttname"><a href="classSHA256.html#a103d5bc5ced792464a82cb1d7986de94">SHA256::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="SHA256_8cpp_source.html#l00056">SHA256.cpp:56</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_add0d1649d533b27005ccd8508398c689"><div class="ttname"><a href="classSHA256.html#add0d1649d533b27005ccd8508398c689">SHA256::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="SHA256_8cpp_source.html#l00142">SHA256.cpp:142</a></div></div>
|
||||
<div class="ttc" id="classSHA256_html_add0d1649d533b27005ccd8508398c689"><div class="ttname"><a href="classSHA256.html#add0d1649d533b27005ccd8508398c689">SHA256::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="SHA256_8cpp_source.html#l00133">SHA256.cpp:133</a></div></div>
|
||||
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