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Update docs
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Rhys Weatherley
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@ -175,7 +175,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -175,7 +175,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -182,7 +182,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -415,7 +415,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -203,7 +203,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -125,7 +125,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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</a> 1.8.6
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@ -141,7 +141,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</div><!-- fragment --></div><!-- contents -->
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<!-- start footer part -->
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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</a> 1.8.6
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@ -117,221 +117,255 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "utility/ProgMemUtil.h"</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <string.h></span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff"> 47</a></span> <a class="code" href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff">BLAKE2b::BLAKE2b</a>()</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> {</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">reset</a>();</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div>
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<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1"> 56</a></span> <a class="code" href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1">BLAKE2b::~BLAKE2b</a>()</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> {</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  clean(state);</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> }</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
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<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89"> 61</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89">BLAKE2b::hashSize</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> 64;</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
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<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2"> 66</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2">BLAKE2b::blockSize</a>()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword"></span>{</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> 128;</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> }</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// Initialization vectors for BLAKE2b.</span></div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#define BLAKE2b_IV0 0x6a09e667f3bcc908ULL</span></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV1 0xbb67ae8584caa73bULL</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV2 0x3c6ef372fe94f82bULL</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV3 0xa54ff53a5f1d36f1ULL</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV4 0x510e527fade682d1ULL</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV5 0x9b05688c2b3e6c1fULL</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV6 0x1f83d9abfb41bd6bULL</span></div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV7 0x5be0cd19137e2179ULL</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a"> 81</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::reset</a>()</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>  state.h[0] = BLAKE2b_IV0 ^ 0x01010040; <span class="comment">// Default output length of 64.</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  state.h[1] = BLAKE2b_IV1;</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  state.h[2] = BLAKE2b_IV2;</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  state.h[3] = BLAKE2b_IV3;</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  state.h[4] = BLAKE2b_IV4;</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  state.h[5] = BLAKE2b_IV5;</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  state.h[6] = BLAKE2b_IV6;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  state.h[7] = BLAKE2b_IV7;</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  state.chunkSize = 0;</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  state.lengthLow = 0;</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  state.lengthHigh = 0;</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
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||||
<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a9afd8ec05ccfa08a922de74461e45387"> 103</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::reset</a>(uint8_t outputLength)</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>  state.h[0] = BLAKE2b_IV0 ^ 0x01010000 ^ outputLength;</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  state.h[1] = BLAKE2b_IV1;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  state.h[2] = BLAKE2b_IV2;</div>
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||||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  state.h[3] = BLAKE2b_IV3;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  state.h[4] = BLAKE2b_IV4;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  state.h[5] = BLAKE2b_IV5;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  state.h[6] = BLAKE2b_IV6;</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  state.h[7] = BLAKE2b_IV7;</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  state.chunkSize = 0;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  state.lengthLow = 0;</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  state.lengthHigh = 0;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> }</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
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||||
<div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069"> 118</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">BLAKE2b::update</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *<a class="code" href="classBitmap.html#a5eeed27c176eb6e4a2c39ea83444e27d">data</a>, <span class="keywordtype">size_t</span> len)</div>
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||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> {</div>
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||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// Break the input up into 1024-bit chunks and process each in turn.</span></div>
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||||
<div class="line"><a name="l00121"></a><span class="lineno"> 121</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="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">while</span> (len > 0) {</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">if</span> (state.chunkSize == 128) {</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">// Previous chunk was full and we know that it wasn't the</span></div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// last chunk, so we can process it now with f0 set to zero.</span></div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  processChunk(0);</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  state.chunkSize = 0;</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>  uint8_t size = 128 - state.chunkSize;</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">if</span> (size > len)</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  size = len;</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  memcpy(((uint8_t *)state.m) + state.chunkSize, d, size);</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  state.chunkSize += size;</div>
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||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  uint64_t temp = state.lengthLow;</div>
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||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  state.lengthLow += size;</div>
|
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">if</span> (state.lengthLow < temp)</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  ++state.lengthHigh;</div>
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||||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  len -= size;</div>
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||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  d += size;</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"> 142</span> </div>
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||||
<div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17"> 143</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">BLAKE2b::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="l00144"></a><span class="lineno"> 144</span> {</div>
|
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// Pad the last chunk and hash it with f0 set to all-ones.</span></div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  memset(((uint8_t *)state.m) + state.chunkSize, 0, 128 - state.chunkSize);</div>
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||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  processChunk(0xFFFFFFFFFFFFFFFFULL);</div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">// Convert the hash into little-endian in the message buffer.</span></div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 8; ++posn)</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  state.m[posn] = htole64(state.h[posn]);</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="comment">// Copy the hash to the caller's return buffer.</span></div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">if</span> (len > 64)</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  len = 64;</div>
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||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  memcpy(hash, state.m, len);</div>
|
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> }</div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9"> 159</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">BLAKE2b::clear</a>()</div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> {</div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">reset</a>();</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> }</div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494"> 165</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">BLAKE2b::resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen)</div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> {</div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x36);</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  state.lengthLow += 128;</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  processChunk(0);</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> </div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a"> 172</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">BLAKE2b::finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen)</div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> {</div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  uint8_t temp[64];</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">finalize</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x5C);</div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  state.lengthLow += 128;</div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">update</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">finalize</a>(hash, hashLen);</div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> }</div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// Permutation on the message input state for BLAKE2b.</span></div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">static</span> <span class="keyword">const</span> uint8_t sigma[12][16] PROGMEM = {</div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},</div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},</div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  {11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4},</div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  { 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8},</div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  { 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13},</div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  { 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9},</div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  {12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11},</div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  {13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10},</div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  { 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5},</div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0},</div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},</div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},</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> </div>
|
||||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// Perform a BLAKE2b quarter round operation.</span></div>
|
||||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor">#define quarterRound(a, b, c, d, i) \</span></div>
|
||||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"> do { \</span></div>
|
||||
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor"> uint64_t _b = (b); \</span></div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"> uint64_t _a = (a) + _b + state.m[pgm_read_byte(&(sigma[index][2 * (i)]))]; \</span></div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor"> uint64_t _d = rightRotate32_64((d) ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor"> uint64_t _c = (c) + _d; \</span></div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> _b = rightRotate24_64(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"> _a += _b + state.m[pgm_read_byte(&(sigma[index][2 * (i) + 1]))]; \</span></div>
|
||||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor"> (d) = _d = rightRotate16_64(_d ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor"> _c += _d; \</span></div>
|
||||
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor"> (a) = _a; \</span></div>
|
||||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="preprocessor"> (b) = rightRotate63_64(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="preprocessor"> (c) = _c; \</span></div>
|
||||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="preprocessor"> } while (0)</span></div>
|
||||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="keywordtype">void</span> BLAKE2b::processChunk(uint64_t f0)</div>
|
||||
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> {</div>
|
||||
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  uint8_t index;</div>
|
||||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  uint64_t v[16];</div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">// Byte-swap the message buffer into little-endian if necessary.</span></div>
|
||||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor">#if !defined(CRYPTO_LITTLE_ENDIAN)</span></div>
|
||||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="preprocessor"></span> <span class="keywordflow">for</span> (index = 0; index < 16; ++index)</div>
|
||||
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  state.m[index] = le64toh(state.m[index]);</div>
|
||||
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// Format the block to be hashed.</span></div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  memcpy(v, state.h, <span class="keyword">sizeof</span>(state.h));</div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  v[8] = BLAKE2b_IV0;</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  v[9] = BLAKE2b_IV1;</div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  v[10] = BLAKE2b_IV2;</div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  v[11] = BLAKE2b_IV3;</div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  v[12] = BLAKE2b_IV4 ^ state.lengthLow;</div>
|
||||
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  v[13] = BLAKE2b_IV5 ^ state.lengthHigh;</div>
|
||||
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  v[14] = BLAKE2b_IV6 ^ f0;</div>
|
||||
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  v[15] = BLAKE2b_IV7;</div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// Perform the 12 BLAKE2b rounds.</span></div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">for</span> (index = 0; index < 12; ++index) {</div>
|
||||
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// Column round.</span></div>
|
||||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  quarterRound(v[0], v[4], v[8], v[12], 0);</div>
|
||||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  quarterRound(v[1], v[5], v[9], v[13], 1);</div>
|
||||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  quarterRound(v[2], v[6], v[10], v[14], 2);</div>
|
||||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  quarterRound(v[3], v[7], v[11], v[15], 3);</div>
|
||||
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff"> 75</a></span> <a class="code" href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff">BLAKE2b::BLAKE2b</a>()</div>
|
||||
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> {</div>
|
||||
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">reset</a>();</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="l00084"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1"> 84</a></span> <a class="code" href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1">BLAKE2b::~BLAKE2b</a>()</div>
|
||||
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> {</div>
|
||||
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> }</div>
|
||||
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
|
||||
<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89"> 89</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89">BLAKE2b::hashSize</a>()<span class="keyword"> const</span></div>
|
||||
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword"></span>{</div>
|
||||
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> 64;</div>
|
||||
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> }</div>
|
||||
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
|
||||
<div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2"> 94</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2">BLAKE2b::blockSize</a>()<span class="keyword"> const</span></div>
|
||||
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword"></span>{</div>
|
||||
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> 128;</div>
|
||||
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</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> <span class="comment">// Initialization vectors for BLAKE2b.</span></div>
|
||||
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#define BLAKE2b_IV0 0x6a09e667f3bcc908ULL</span></div>
|
||||
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV1 0xbb67ae8584caa73bULL</span></div>
|
||||
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV2 0x3c6ef372fe94f82bULL</span></div>
|
||||
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV3 0xa54ff53a5f1d36f1ULL</span></div>
|
||||
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV4 0x510e527fade682d1ULL</span></div>
|
||||
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV5 0x9b05688c2b3e6c1fULL</span></div>
|
||||
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV6 0x1f83d9abfb41bd6bULL</span></div>
|
||||
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2b_IV7 0x5be0cd19137e2179ULL</span></div>
|
||||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a"> 109</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::reset</a>()</div>
|
||||
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> {</div>
|
||||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  state.h[0] = BLAKE2b_IV0 ^ 0x01010040; <span class="comment">// Default output length of 64.</span></div>
|
||||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  state.h[1] = BLAKE2b_IV1;</div>
|
||||
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  state.h[2] = BLAKE2b_IV2;</div>
|
||||
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  state.h[3] = BLAKE2b_IV3;</div>
|
||||
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  state.h[4] = BLAKE2b_IV4;</div>
|
||||
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  state.h[5] = BLAKE2b_IV5;</div>
|
||||
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  state.h[6] = BLAKE2b_IV6;</div>
|
||||
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  state.h[7] = BLAKE2b_IV7;</div>
|
||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  state.lengthLow = 0;</div>
|
||||
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  state.lengthHigh = 0;</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> </div>
|
||||
<div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a9afd8ec05ccfa08a922de74461e45387"> 131</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::reset</a>(uint8_t outputLength)</div>
|
||||
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> {</div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> (outputLength < 1)</div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  outputLength = 1;</div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (outputLength > 64)</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  outputLength = 64;</div>
|
||||
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  state.h[0] = BLAKE2b_IV0 ^ 0x01010000 ^ outputLength;</div>
|
||||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  state.h[1] = BLAKE2b_IV1;</div>
|
||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  state.h[2] = BLAKE2b_IV2;</div>
|
||||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  state.h[3] = BLAKE2b_IV3;</div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  state.h[4] = BLAKE2b_IV4;</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  state.h[5] = BLAKE2b_IV5;</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  state.h[6] = BLAKE2b_IV6;</div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  state.h[7] = BLAKE2b_IV7;</div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  state.lengthLow = 0;</div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  state.lengthHigh = 0;</div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> }</div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a9dec672b9e900e92cfcfe90cfcef43f4"> 162</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::reset</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, uint8_t outputLength)</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> {</div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">if</span> (keyLen > 64)</div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  keyLen = 64;</div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (outputLength < 1)</div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  outputLength = 1;</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (outputLength > 64)</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  outputLength = 64;</div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  state.h[0] = BLAKE2b_IV0 ^ 0x01010000 ^ (keyLen << 8) ^ outputLength;</div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  state.h[1] = BLAKE2b_IV1;</div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  state.h[2] = BLAKE2b_IV2;</div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  state.h[3] = BLAKE2b_IV3;</div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  state.h[4] = BLAKE2b_IV4;</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  state.h[5] = BLAKE2b_IV5;</div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  state.h[6] = BLAKE2b_IV6;</div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  state.h[7] = BLAKE2b_IV7;</div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">if</span> (keyLen > 0) {</div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// Set the first block to the key and pad with zeroes.</span></div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  memcpy(state.m, key, keyLen);</div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  memset(((uint8_t *)state.m) + keyLen, 0, 128 - keyLen);</div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  state.chunkSize = 128;</div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  state.lengthLow = 128;</div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  } <span class="keywordflow">else</span> {</div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="comment">// No key. The first data block is the first hashed block.</span></div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  state.lengthLow = 0;</div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  state.lengthHigh = 0;</div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> }</div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069"> 192</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">BLAKE2b::update</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *<a class="code" href="classBitmap.html#a5eeed27c176eb6e4a2c39ea83444e27d">data</a>, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> {</div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// Break the input up into 1024-bit chunks and process each in turn.</span></div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keyword">const</span> uint8_t *d = (<span class="keyword">const</span> uint8_t *)data;</div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">while</span> (len > 0) {</div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span> (state.chunkSize == 128) {</div>
|
||||
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// Previous chunk was full and we know that it wasn't the</span></div>
|
||||
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// last chunk, so we can process it now with f0 set to zero.</span></div>
|
||||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  }</div>
|
||||
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  uint8_t size = 128 - state.chunkSize;</div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">if</span> (size > len)</div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  size = len;</div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  memcpy(((uint8_t *)state.m) + state.chunkSize, d, size);</div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  state.chunkSize += size;</div>
|
||||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  uint64_t temp = state.lengthLow;</div>
|
||||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  state.lengthLow += size;</div>
|
||||
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">if</span> (state.lengthLow < temp)</div>
|
||||
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  ++state.lengthHigh;</div>
|
||||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  len -= size;</div>
|
||||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  d += size;</div>
|
||||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  }</div>
|
||||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</div>
|
||||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
|
||||
<div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17"> 217</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">BLAKE2b::finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> {</div>
|
||||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">// Pad the last chunk and hash it with f0 set to all-ones.</span></div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  memset(((uint8_t *)state.m) + state.chunkSize, 0, 128 - state.chunkSize);</div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  processChunk(0xFFFFFFFFFFFFFFFFULL);</div>
|
||||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
|
||||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// Convert the hash into little-endian in the message buffer.</span></div>
|
||||
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 8; ++posn)</div>
|
||||
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  state.m[posn] = htole64(state.h[posn]);</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">// Copy the hash to the caller's return buffer.</span></div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">if</span> (len > 64)</div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  len = 64;</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  memcpy(hash, state.m, len);</div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> }</div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9"> 233</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">BLAKE2b::clear</a>()</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>  clean(state);</div>
|
||||
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">reset</a>();</div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> }</div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> </div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494"> 239</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">BLAKE2b::resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen)</div>
|
||||
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> {</div>
|
||||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x36);</div>
|
||||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  state.lengthLow += 128;</div>
|
||||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> }</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">// Diagonal round.</span></div>
|
||||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  quarterRound(v[0], v[5], v[10], v[15], 4);</div>
|
||||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  quarterRound(v[1], v[6], v[11], v[12], 5);</div>
|
||||
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  quarterRound(v[2], v[7], v[8], v[13], 6);</div>
|
||||
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  quarterRound(v[3], v[4], v[9], v[14], 7);</div>
|
||||
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  }</div>
|
||||
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
|
||||
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// Combine the new and old hash values.</span></div>
|
||||
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">for</span> (index = 0; index < 8; ++index)</div>
|
||||
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  state.h[index] ^= (v[index] ^ v[index + 8]);</div>
|
||||
<div class="line"><a name="l00246"></a><span class="lineno"><a class="line" href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a"> 246</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">BLAKE2b::finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen)</div>
|
||||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> {</div>
|
||||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  uint8_t temp[64];</div>
|
||||
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">finalize</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x5C);</div>
|
||||
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  state.lengthLow += 128;</div>
|
||||
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">update</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">finalize</a>(hash, hashLen);</div>
|
||||
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> }</div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a0cd8146b7868bd0f4c24a3856f106d17"><div class="ttname"><a href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00143">BLAKE2b.cpp:143</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a917beae2ca6e9831a35717a526089e8a"><div class="ttname"><a href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00081">BLAKE2b.cpp:81</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a21623759bd381285ebf7e75a00c9c8a9"><div class="ttname"><a href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00159">BLAKE2b.cpp:159</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a19b3b751809905a5587468f0d6c666ff"><div class="ttname"><a href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff">BLAKE2b::BLAKE2b</a></div><div class="ttdeci">BLAKE2b()</div><div class="ttdoc">Constructs a BLAKE2b hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00047">BLAKE2b.cpp:47</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_abec1b2320c3afaed12a29cf081b95fe2"><div class="ttname"><a href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00066">BLAKE2b.cpp:66</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a7555de16f6918ab820170a7ed3098c89"><div class="ttname"><a href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00061">BLAKE2b.cpp:61</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_ad0287d7284000ff236153e6afa0130f1"><div class="ttname"><a href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1">BLAKE2b::~BLAKE2b</a></div><div class="ttdeci">virtual ~BLAKE2b()</div><div class="ttdoc">Destroys this BLAKE2b hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00056">BLAKE2b.cpp:56</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a468e48c66ce1738e11c922d133135069"><div class="ttname"><a href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00118">BLAKE2b.cpp:118</a></div></div>
|
||||
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div>
|
||||
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="comment">// Permutation on the message input state for BLAKE2b.</span></div>
|
||||
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="keyword">static</span> <span class="keyword">const</span> uint8_t sigma[12][16] PROGMEM = {</div>
|
||||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},</div>
|
||||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},</div>
|
||||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  {11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4},</div>
|
||||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  { 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8},</div>
|
||||
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  { 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13},</div>
|
||||
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  { 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9},</div>
|
||||
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  {12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11},</div>
|
||||
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  {13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10},</div>
|
||||
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  { 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5},</div>
|
||||
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0},</div>
|
||||
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},</div>
|
||||
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},</div>
|
||||
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> };</div>
|
||||
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
|
||||
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment">// Perform a BLAKE2b quarter round operation.</span></div>
|
||||
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="preprocessor">#define quarterRound(a, b, c, d, i) \</span></div>
|
||||
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="preprocessor"> do { \</span></div>
|
||||
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor"> uint64_t _b = (b); \</span></div>
|
||||
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="preprocessor"> uint64_t _a = (a) + _b + state.m[pgm_read_byte(&(sigma[index][2 * (i)]))]; \</span></div>
|
||||
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="preprocessor"> uint64_t _d = rightRotate32_64((d) ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="preprocessor"> uint64_t _c = (c) + _d; \</span></div>
|
||||
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="preprocessor"> _b = rightRotate24_64(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="preprocessor"> _a += _b + state.m[pgm_read_byte(&(sigma[index][2 * (i) + 1]))]; \</span></div>
|
||||
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="preprocessor"> (d) = _d = rightRotate16_64(_d ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="preprocessor"> _c += _d; \</span></div>
|
||||
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="preprocessor"> (a) = _a; \</span></div>
|
||||
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="preprocessor"> (b) = rightRotate63_64(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="preprocessor"> (c) = _c; \</span></div>
|
||||
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="preprocessor"> } while (0)</span></div>
|
||||
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="keywordtype">void</span> BLAKE2b::processChunk(uint64_t f0)</div>
|
||||
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> {</div>
|
||||
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  uint8_t index;</div>
|
||||
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  uint64_t v[16];</div>
|
||||
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> </div>
|
||||
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="comment">// Byte-swap the message buffer into little-endian if necessary.</span></div>
|
||||
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="preprocessor">#if !defined(CRYPTO_LITTLE_ENDIAN)</span></div>
|
||||
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="preprocessor"></span> <span class="keywordflow">for</span> (index = 0; index < 16; ++index)</div>
|
||||
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  state.m[index] = le64toh(state.m[index]);</div>
|
||||
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="comment">// Format the block to be hashed.</span></div>
|
||||
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  memcpy(v, state.h, <span class="keyword">sizeof</span>(state.h));</div>
|
||||
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  v[8] = BLAKE2b_IV0;</div>
|
||||
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  v[9] = BLAKE2b_IV1;</div>
|
||||
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  v[10] = BLAKE2b_IV2;</div>
|
||||
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  v[11] = BLAKE2b_IV3;</div>
|
||||
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  v[12] = BLAKE2b_IV4 ^ state.lengthLow;</div>
|
||||
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  v[13] = BLAKE2b_IV5 ^ state.lengthHigh;</div>
|
||||
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  v[14] = BLAKE2b_IV6 ^ f0;</div>
|
||||
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  v[15] = BLAKE2b_IV7;</div>
|
||||
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
|
||||
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// Perform the 12 BLAKE2b rounds.</span></div>
|
||||
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">for</span> (index = 0; index < 12; ++index) {</div>
|
||||
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// Column round.</span></div>
|
||||
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  quarterRound(v[0], v[4], v[8], v[12], 0);</div>
|
||||
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  quarterRound(v[1], v[5], v[9], v[13], 1);</div>
|
||||
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  quarterRound(v[2], v[6], v[10], v[14], 2);</div>
|
||||
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  quarterRound(v[3], v[7], v[11], v[15], 3);</div>
|
||||
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> </div>
|
||||
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="comment">// Diagonal round.</span></div>
|
||||
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  quarterRound(v[0], v[5], v[10], v[15], 4);</div>
|
||||
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  quarterRound(v[1], v[6], v[11], v[12], 5);</div>
|
||||
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  quarterRound(v[2], v[7], v[8], v[13], 6);</div>
|
||||
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  quarterRound(v[3], v[4], v[9], v[14], 7);</div>
|
||||
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  }</div>
|
||||
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
|
||||
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">// Combine the new and old hash values.</span></div>
|
||||
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">for</span> (index = 0; index < 8; ++index)</div>
|
||||
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  state.h[index] ^= (v[index] ^ v[index + 8]);</div>
|
||||
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> }</div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a0cd8146b7868bd0f4c24a3856f106d17"><div class="ttname"><a href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00217">BLAKE2b.cpp:217</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a917beae2ca6e9831a35717a526089e8a"><div class="ttname"><a href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00109">BLAKE2b.cpp:109</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a21623759bd381285ebf7e75a00c9c8a9"><div class="ttname"><a href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00233">BLAKE2b.cpp:233</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a19b3b751809905a5587468f0d6c666ff"><div class="ttname"><a href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff">BLAKE2b::BLAKE2b</a></div><div class="ttdeci">BLAKE2b()</div><div class="ttdoc">Constructs a BLAKE2b hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00075">BLAKE2b.cpp:75</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_abec1b2320c3afaed12a29cf081b95fe2"><div class="ttname"><a href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00094">BLAKE2b.cpp:94</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a7555de16f6918ab820170a7ed3098c89"><div class="ttname"><a href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00089">BLAKE2b.cpp:89</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_ad0287d7284000ff236153e6afa0130f1"><div class="ttname"><a href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1">BLAKE2b::~BLAKE2b</a></div><div class="ttdeci">virtual ~BLAKE2b()</div><div class="ttdoc">Destroys this BLAKE2b hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00084">BLAKE2b.cpp:84</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a468e48c66ce1738e11c922d133135069"><div class="ttname"><a href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00192">BLAKE2b.cpp:192</a></div></div>
|
||||
<div class="ttc" id="classBitmap_html_a5eeed27c176eb6e4a2c39ea83444e27d"><div class="ttname"><a href="classBitmap.html#a5eeed27c176eb6e4a2c39ea83444e27d">Bitmap::data</a></div><div class="ttdeci">uint8_t * data()</div><div class="ttdoc">Returns a pointer to the start of the bitmap's data buffer. </div><div class="ttdef"><b>Definition:</b> <a href="Bitmap_8h_source.html#l00053">Bitmap.h:53</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_acb1ca4081c509d1c34b3aee465cd4494"><div class="ttname"><a href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">BLAKE2b::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00165">BLAKE2b.cpp:165</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_acb1ca4081c509d1c34b3aee465cd4494"><div class="ttname"><a href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">BLAKE2b::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00239">BLAKE2b.cpp:239</a></div></div>
|
||||
<div class="ttc" id="classHash_html_ab6f40c9af91dc3d738d9fcce59af63cc"><div class="ttname"><a href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">Hash::formatHMACKey</a></div><div class="ttdeci">void formatHMACKey(void *block, const void *key, size_t len, uint8_t pad)</div><div class="ttdoc">Formats a HMAC key into a block. </div><div class="ttdef"><b>Definition:</b> <a href="Hash_8cpp_source.html#l00162">Hash.cpp:162</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a29fafbba26e3c1d896b4d4c428f7d52a"><div class="ttname"><a href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">BLAKE2b::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00172">BLAKE2b.cpp:172</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a29fafbba26e3c1d896b4d4c428f7d52a"><div class="ttname"><a href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">BLAKE2b::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00246">BLAKE2b.cpp:246</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
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||||
<!-- start footer part -->
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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</a> 1.8.6
|
||||
</small></address>
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|
||||
@ -126,43 +126,45 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">reset</a>();</div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">reset</a>(uint8_t outputLength);</div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">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="l00040"></a><span class="lineno"> 40</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len);</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">clear</a>();</div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">reset</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, uint8_t outputLength = 64);</div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">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="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len);</div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen);</div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen);</div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">private</span>:</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">struct </span>{</div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  uint64_t h[8];</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  uint64_t m[16];</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint64_t lengthLow;</div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  uint64_t lengthHigh;</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  uint8_t chunkSize;</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  } state;</div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">void</span> processChunk(uint64_t f0);</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> };</div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a0cd8146b7868bd0f4c24a3856f106d17"><div class="ttname"><a href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00143">BLAKE2b.cpp:143</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a917beae2ca6e9831a35717a526089e8a"><div class="ttname"><a href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00081">BLAKE2b.cpp:81</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a21623759bd381285ebf7e75a00c9c8a9"><div class="ttname"><a href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00159">BLAKE2b.cpp:159</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a19b3b751809905a5587468f0d6c666ff"><div class="ttname"><a href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff">BLAKE2b::BLAKE2b</a></div><div class="ttdeci">BLAKE2b()</div><div class="ttdoc">Constructs a BLAKE2b hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00047">BLAKE2b.cpp:47</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_abec1b2320c3afaed12a29cf081b95fe2"><div class="ttname"><a href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00066">BLAKE2b.cpp:66</a></div></div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">clear</a>();</div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen);</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen);</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">private</span>:</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">struct </span>{</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint64_t h[8];</div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  uint64_t m[16];</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  uint64_t lengthLow;</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  uint64_t lengthHigh;</div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  uint8_t chunkSize;</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  } state;</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">void</span> processChunk(uint64_t f0);</div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> };</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a0cd8146b7868bd0f4c24a3856f106d17"><div class="ttname"><a href="classBLAKE2b.html#a0cd8146b7868bd0f4c24a3856f106d17">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00217">BLAKE2b.cpp:217</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a917beae2ca6e9831a35717a526089e8a"><div class="ttname"><a href="classBLAKE2b.html#a917beae2ca6e9831a35717a526089e8a">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00109">BLAKE2b.cpp:109</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a21623759bd381285ebf7e75a00c9c8a9"><div class="ttname"><a href="classBLAKE2b.html#a21623759bd381285ebf7e75a00c9c8a9">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00233">BLAKE2b.cpp:233</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a19b3b751809905a5587468f0d6c666ff"><div class="ttname"><a href="classBLAKE2b.html#a19b3b751809905a5587468f0d6c666ff">BLAKE2b::BLAKE2b</a></div><div class="ttdeci">BLAKE2b()</div><div class="ttdoc">Constructs a BLAKE2b hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00075">BLAKE2b.cpp:75</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_abec1b2320c3afaed12a29cf081b95fe2"><div class="ttname"><a href="classBLAKE2b.html#abec1b2320c3afaed12a29cf081b95fe2">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00094">BLAKE2b.cpp:94</a></div></div>
|
||||
<div class="ttc" id="classHash_html"><div class="ttname"><a href="classHash.html">Hash</a></div><div class="ttdoc">Abstract base class for cryptographic hash algorithms. </div><div class="ttdef"><b>Definition:</b> <a href="Hash_8h_source.html#l00029">Hash.h:29</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html"><div class="ttname"><a href="classBLAKE2b.html">BLAKE2b</a></div><div class="ttdoc">BLAKE2b hash algorithm. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8h_source.html#l00028">BLAKE2b.h:28</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a7555de16f6918ab820170a7ed3098c89"><div class="ttname"><a href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00061">BLAKE2b.cpp:61</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_ad0287d7284000ff236153e6afa0130f1"><div class="ttname"><a href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1">BLAKE2b::~BLAKE2b</a></div><div class="ttdeci">virtual ~BLAKE2b()</div><div class="ttdoc">Destroys this BLAKE2b hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00056">BLAKE2b.cpp:56</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a468e48c66ce1738e11c922d133135069"><div class="ttname"><a href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00118">BLAKE2b.cpp:118</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_acb1ca4081c509d1c34b3aee465cd4494"><div class="ttname"><a href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">BLAKE2b::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00165">BLAKE2b.cpp:165</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a29fafbba26e3c1d896b4d4c428f7d52a"><div class="ttname"><a href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">BLAKE2b::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00172">BLAKE2b.cpp:172</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a7555de16f6918ab820170a7ed3098c89"><div class="ttname"><a href="classBLAKE2b.html#a7555de16f6918ab820170a7ed3098c89">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00089">BLAKE2b.cpp:89</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_ad0287d7284000ff236153e6afa0130f1"><div class="ttname"><a href="classBLAKE2b.html#ad0287d7284000ff236153e6afa0130f1">BLAKE2b::~BLAKE2b</a></div><div class="ttdeci">virtual ~BLAKE2b()</div><div class="ttdoc">Destroys this BLAKE2b hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00084">BLAKE2b.cpp:84</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a468e48c66ce1738e11c922d133135069"><div class="ttname"><a href="classBLAKE2b.html#a468e48c66ce1738e11c922d133135069">BLAKE2b::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="BLAKE2b_8cpp_source.html#l00192">BLAKE2b.cpp:192</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_acb1ca4081c509d1c34b3aee465cd4494"><div class="ttname"><a href="classBLAKE2b.html#acb1ca4081c509d1c34b3aee465cd4494">BLAKE2b::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00239">BLAKE2b.cpp:239</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2b_html_a29fafbba26e3c1d896b4d4c428f7d52a"><div class="ttname"><a href="classBLAKE2b.html#a29fafbba26e3c1d896b4d4c428f7d52a">BLAKE2b::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2b_8cpp_source.html#l00246">BLAKE2b.cpp:246</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -117,213 +117,246 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "utility/ProgMemUtil.h"</span></div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <string.h></span></div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2"> 47</a></span> <a class="code" href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2">BLAKE2s::BLAKE2s</a>()</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> {</div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">reset</a>();</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7"> 56</a></span> <a class="code" href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7">BLAKE2s::~BLAKE2s</a>()</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> {</div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> }</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52"> 61</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52">BLAKE2s::hashSize</a>()<span class="keyword"> const</span></div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keyword"></span>{</div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> 32;</div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
|
||||
<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305"> 66</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305">BLAKE2s::blockSize</a>()<span class="keyword"> const</span></div>
|
||||
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword"></span>{</div>
|
||||
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> 64;</div>
|
||||
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> }</div>
|
||||
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div>
|
||||
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// Initialization vectors for BLAKE2s.</span></div>
|
||||
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#define BLAKE2s_IV0 0x6A09E667</span></div>
|
||||
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV1 0xBB67AE85</span></div>
|
||||
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV2 0x3C6EF372</span></div>
|
||||
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV3 0xA54FF53A</span></div>
|
||||
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV4 0x510E527F</span></div>
|
||||
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV5 0x9B05688C</span></div>
|
||||
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV6 0x1F83D9AB</span></div>
|
||||
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV7 0x5BE0CD19</span></div>
|
||||
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02"> 81</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::reset</a>()</div>
|
||||
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> {</div>
|
||||
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  state.h[0] = BLAKE2s_IV0 ^ 0x01010020; <span class="comment">// Default output length of 32.</span></div>
|
||||
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  state.h[1] = BLAKE2s_IV1;</div>
|
||||
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  state.h[2] = BLAKE2s_IV2;</div>
|
||||
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  state.h[3] = BLAKE2s_IV3;</div>
|
||||
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  state.h[4] = BLAKE2s_IV4;</div>
|
||||
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  state.h[5] = BLAKE2s_IV5;</div>
|
||||
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  state.h[6] = BLAKE2s_IV6;</div>
|
||||
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  state.h[7] = BLAKE2s_IV7;</div>
|
||||
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  state.length = 0;</div>
|
||||
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
|
||||
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
|
||||
<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a91ba6bc39e42002ac61114ced1d0af6d"> 102</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::reset</a>(uint8_t outputLength)</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>  state.h[0] = BLAKE2s_IV0 ^ 0x01010000 ^ outputLength;</div>
|
||||
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  state.h[1] = BLAKE2s_IV1;</div>
|
||||
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  state.h[2] = BLAKE2s_IV2;</div>
|
||||
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  state.h[3] = BLAKE2s_IV3;</div>
|
||||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  state.h[4] = BLAKE2s_IV4;</div>
|
||||
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  state.h[5] = BLAKE2s_IV5;</div>
|
||||
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  state.h[6] = BLAKE2s_IV6;</div>
|
||||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  state.h[7] = BLAKE2s_IV7;</div>
|
||||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  state.length = 0;</div>
|
||||
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> }</div>
|
||||
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
|
||||
<div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911"> 116</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">BLAKE2s::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="l00117"></a><span class="lineno"> 117</span> {</div>
|
||||
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// Break the input up into 512-bit chunks and process each in turn.</span></div>
|
||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">const</span> uint8_t *d = (<span class="keyword">const</span> uint8_t *)data;</div>
|
||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">while</span> (len > 0) {</div>
|
||||
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (state.chunkSize == 64) {</div>
|
||||
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// Previous chunk was full and we know that it wasn't the</span></div>
|
||||
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// last chunk, so we can process it now with f0 set to zero.</span></div>
|
||||
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  state.chunkSize = 0;</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>  uint8_t size = 64 - state.chunkSize;</div>
|
||||
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (size > len)</div>
|
||||
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  size = len;</div>
|
||||
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  memcpy(((uint8_t *)state.m) + state.chunkSize, d, size);</div>
|
||||
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  state.chunkSize += size;</div>
|
||||
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  state.length += size;</div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  len -= size;</div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  d += size;</div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  }</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> }</div>
|
||||
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
|
||||
<div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b"> 138</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">BLAKE2s::finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> {</div>
|
||||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// Pad the last chunk and hash it with f0 set to all-ones.</span></div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  memset(((uint8_t *)state.m) + state.chunkSize, 0, 64 - state.chunkSize);</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  processChunk(0xFFFFFFFF);</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="comment">// Convert the hash into little-endian in the message buffer.</span></div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 8; ++posn)</div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  state.m[posn] = htole32(state.h[posn]);</div>
|
||||
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2"> 75</a></span> <a class="code" href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2">BLAKE2s::BLAKE2s</a>()</div>
|
||||
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> {</div>
|
||||
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">reset</a>();</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="l00084"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7"> 84</a></span> <a class="code" href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7">BLAKE2s::~BLAKE2s</a>()</div>
|
||||
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> {</div>
|
||||
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> }</div>
|
||||
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
|
||||
<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52"> 89</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52">BLAKE2s::hashSize</a>()<span class="keyword"> const</span></div>
|
||||
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword"></span>{</div>
|
||||
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> 32;</div>
|
||||
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> }</div>
|
||||
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
|
||||
<div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305"> 94</a></span> <span class="keywordtype">size_t</span> <a class="code" href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305">BLAKE2s::blockSize</a>()<span class="keyword"> const</span></div>
|
||||
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword"></span>{</div>
|
||||
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> 64;</div>
|
||||
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</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> <span class="comment">// Initialization vectors for BLAKE2s.</span></div>
|
||||
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#define BLAKE2s_IV0 0x6A09E667</span></div>
|
||||
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV1 0xBB67AE85</span></div>
|
||||
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV2 0x3C6EF372</span></div>
|
||||
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV3 0xA54FF53A</span></div>
|
||||
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV4 0x510E527F</span></div>
|
||||
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV5 0x9B05688C</span></div>
|
||||
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV6 0x1F83D9AB</span></div>
|
||||
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor"></span><span class="preprocessor">#define BLAKE2s_IV7 0x5BE0CD19</span></div>
|
||||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02"> 109</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::reset</a>()</div>
|
||||
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> {</div>
|
||||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  state.h[0] = BLAKE2s_IV0 ^ 0x01010020; <span class="comment">// Default output length of 32.</span></div>
|
||||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  state.h[1] = BLAKE2s_IV1;</div>
|
||||
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  state.h[2] = BLAKE2s_IV2;</div>
|
||||
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  state.h[3] = BLAKE2s_IV3;</div>
|
||||
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  state.h[4] = BLAKE2s_IV4;</div>
|
||||
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  state.h[5] = BLAKE2s_IV5;</div>
|
||||
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  state.h[6] = BLAKE2s_IV6;</div>
|
||||
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  state.h[7] = BLAKE2s_IV7;</div>
|
||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  state.length = 0;</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="l00130"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a91ba6bc39e42002ac61114ced1d0af6d"> 130</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::reset</a>(uint8_t outputLength)</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>  <span class="keywordflow">if</span> (outputLength < 1)</div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  outputLength = 1;</div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (outputLength > 32)</div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  outputLength = 32;</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  state.h[0] = BLAKE2s_IV0 ^ 0x01010000 ^ outputLength;</div>
|
||||
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  state.h[1] = BLAKE2s_IV1;</div>
|
||||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  state.h[2] = BLAKE2s_IV2;</div>
|
||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  state.h[3] = BLAKE2s_IV3;</div>
|
||||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  state.h[4] = BLAKE2s_IV4;</div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  state.h[5] = BLAKE2s_IV5;</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  state.h[6] = BLAKE2s_IV6;</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  state.h[7] = BLAKE2s_IV7;</div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  state.length = 0;</div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> }</div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">// Copy the hash to the caller's return buffer.</span></div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (len > 32)</div>
|
||||
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  len = 32;</div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  memcpy(hash, state.m, len);</div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> }</div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d"> 154</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">BLAKE2s::clear</a>()</div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> {</div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">reset</a>();</div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> }</div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd"> 160</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">BLAKE2s::resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen)</div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a0edaf2a5d47e1e821a64421f26162f95"> 160</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::reset</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, uint8_t outputLength)</div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> {</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x36);</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  state.length += 64;</div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  processChunk(0);</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> </div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc"> 167</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">BLAKE2s::finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen)</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> {</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  uint8_t temp[32];</div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">finalize</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x5C);</div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  state.length += 64;</div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="code" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">update</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">finalize</a>(hash, hashLen);</div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> }</div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// Permutation on the message input state for BLAKE2s.</span></div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">static</span> <span class="keyword">const</span> uint8_t sigma[10][16] PROGMEM = {</div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},</div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},</div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  {11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4},</div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  { 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8},</div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  { 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13},</div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  { 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9},</div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  {12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11},</div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  {13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10},</div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  { 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5},</div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0}</div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> };</div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">// Perform a BLAKE2s quarter round operation.</span></div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#define quarterRound(a, b, c, d, i) \</span></div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor"> do { \</span></div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor"> uint32_t _b = (b); \</span></div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor"> uint32_t _a = (a) + _b + state.m[pgm_read_byte(&(sigma[index][2 * (i)]))]; \</span></div>
|
||||
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor"> uint32_t _d = rightRotate16((d) ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor"> uint32_t _c = (c) + _d; \</span></div>
|
||||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor"> _b = rightRotate12(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor"> _a += _b + state.m[pgm_read_byte(&(sigma[index][2 * (i) + 1]))]; \</span></div>
|
||||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"> (d) = _d = rightRotate8(_d ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor"> _c += _d; \</span></div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"> (a) = _a; \</span></div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor"> (b) = rightRotate7(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor"> (c) = _c; \</span></div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> } while (0)</span></div>
|
||||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="keywordtype">void</span> BLAKE2s::processChunk(uint32_t f0)</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>  uint8_t index;</div>
|
||||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  uint32_t v[16];</div>
|
||||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div>
|
||||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// Byte-swap the message buffer into little-endian if necessary.</span></div>
|
||||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor">#if !defined(CRYPTO_LITTLE_ENDIAN)</span></div>
|
||||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="preprocessor"></span> <span class="keywordflow">for</span> (index = 0; index < 16; ++index)</div>
|
||||
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  state.m[index] = le32toh(state.m[index]);</div>
|
||||
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// Format the block to be hashed.</span></div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  memcpy(v, state.h, <span class="keyword">sizeof</span>(state.h));</div>
|
||||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  v[8] = BLAKE2s_IV0;</div>
|
||||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  v[9] = BLAKE2s_IV1;</div>
|
||||
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  v[10] = BLAKE2s_IV2;</div>
|
||||
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  v[11] = BLAKE2s_IV3;</div>
|
||||
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  v[12] = BLAKE2s_IV4 ^ (uint32_t)(state.length);</div>
|
||||
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  v[13] = BLAKE2s_IV5 ^ (uint32_t)(state.length >> 32);</div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  v[14] = BLAKE2s_IV6 ^ f0;</div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  v[15] = BLAKE2s_IV7;</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// Perform the 10 BLAKE2s rounds.</span></div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">for</span> (index = 0; index < 10; ++index) {</div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">// Column round.</span></div>
|
||||
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  quarterRound(v[0], v[4], v[8], v[12], 0);</div>
|
||||
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  quarterRound(v[1], v[5], v[9], v[13], 1);</div>
|
||||
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  quarterRound(v[2], v[6], v[10], v[14], 2);</div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  quarterRound(v[3], v[7], v[11], v[15], 3);</div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> </div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// Diagonal round.</span></div>
|
||||
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  quarterRound(v[0], v[5], v[10], v[15], 4);</div>
|
||||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  quarterRound(v[1], v[6], v[11], v[12], 5);</div>
|
||||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  quarterRound(v[2], v[7], v[8], v[13], 6);</div>
|
||||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  quarterRound(v[3], v[4], v[9], v[14], 7);</div>
|
||||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</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">// Combine the new and old hash values.</span></div>
|
||||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">for</span> (index = 0; index < 8; ++index)</div>
|
||||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  state.h[index] ^= (v[index] ^ v[index + 8]);</div>
|
||||
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> }</div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a4b3187ecaa3d3c8febfbb40c0f779aa7"><div class="ttname"><a href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7">BLAKE2s::~BLAKE2s</a></div><div class="ttdeci">virtual ~BLAKE2s()</div><div class="ttdoc">Destroys this BLAKE2s hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00056">BLAKE2s.cpp:56</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_af9f50aac096f92ba27b1b2dd48df4c52"><div class="ttname"><a href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00061">BLAKE2s.cpp:61</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a0848885f52df51dc53949d32a206e72d"><div class="ttname"><a href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00154">BLAKE2s.cpp:154</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a778776d15316c182fdb2df5a89b3ca02"><div class="ttname"><a href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00081">BLAKE2s.cpp:81</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a9b5403734c20a0591d72a98912e4a305"><div class="ttname"><a href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00066">BLAKE2s.cpp:66</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_aa192da2fa044b03cccaf11e87fdf9911"><div class="ttname"><a href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00116">BLAKE2s.cpp:116</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7f9745854704b34a508497105ca5e2fd"><div class="ttname"><a href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">BLAKE2s::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00160">BLAKE2s.cpp:160</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a751a3d772cbe1cd1dad83dbd09853b1b"><div class="ttname"><a href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00138">BLAKE2s.cpp:138</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a3f910f3bd48cc4a9c5330c31bcda31fc"><div class="ttname"><a href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">BLAKE2s::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00167">BLAKE2s.cpp:167</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7345f4e08c19d7a8c278282b46df21a2"><div class="ttname"><a href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2">BLAKE2s::BLAKE2s</a></div><div class="ttdeci">BLAKE2s()</div><div class="ttdoc">Constructs a BLAKE2s hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00047">BLAKE2s.cpp:47</a></div></div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span> (keyLen > 32)</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  keyLen = 32;</div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">if</span> (outputLength < 1)</div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  outputLength = 1;</div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (outputLength > 32)</div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  outputLength = 32;</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  state.h[0] = BLAKE2s_IV0 ^ 0x01010000 ^ (keyLen << 8) ^ outputLength;</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  state.h[1] = BLAKE2s_IV1;</div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  state.h[2] = BLAKE2s_IV2;</div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  state.h[3] = BLAKE2s_IV3;</div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  state.h[4] = BLAKE2s_IV4;</div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  state.h[5] = BLAKE2s_IV5;</div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  state.h[6] = BLAKE2s_IV6;</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  state.h[7] = BLAKE2s_IV7;</div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">if</span> (keyLen > 0) {</div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// Set the first block to the key and pad with zeroes.</span></div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  memcpy(state.m, key, keyLen);</div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  memset(((uint8_t *)state.m) + keyLen, 0, 64 - keyLen);</div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  state.chunkSize = 64;</div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  state.length = 64;</div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  } <span class="keywordflow">else</span> {</div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="comment">// No key. The first data block is the first hashed block.</span></div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  state.length = 0;</div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> }</div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911"> 189</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">BLAKE2s::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="l00190"></a><span class="lineno"> 190</span> {</div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">// Break the input up into 512-bit chunks and process each in turn.</span></div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keyword">const</span> uint8_t *d = (<span class="keyword">const</span> uint8_t *)data;</div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">while</span> (len > 0) {</div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">if</span> (state.chunkSize == 64) {</div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// Previous chunk was full and we know that it wasn't the</span></div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// last chunk, so we can process it now with f0 set to zero.</span></div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  state.chunkSize = 0;</div>
|
||||
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div>
|
||||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  uint8_t size = 64 - state.chunkSize;</div>
|
||||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">if</span> (size > len)</div>
|
||||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  size = len;</div>
|
||||
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  memcpy(((uint8_t *)state.m) + state.chunkSize, d, size);</div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  state.chunkSize += size;</div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  state.length += size;</div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  len -= size;</div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  d += size;</div>
|
||||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  }</div>
|
||||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> }</div>
|
||||
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div>
|
||||
<div class="line"><a name="l00211"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b"> 211</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">BLAKE2s::finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> {</div>
|
||||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">// Pad the last chunk and hash it with f0 set to all-ones.</span></div>
|
||||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  memset(((uint8_t *)state.m) + state.chunkSize, 0, 64 - state.chunkSize);</div>
|
||||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  processChunk(0xFFFFFFFF);</div>
|
||||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
|
||||
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">// Convert the hash into little-endian in the message buffer.</span></div>
|
||||
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 8; ++posn)</div>
|
||||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  state.m[posn] = htole32(state.h[posn]);</div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">// Copy the hash to the caller's return buffer.</span></div>
|
||||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">if</span> (len > 32)</div>
|
||||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  len = 32;</div>
|
||||
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  memcpy(hash, state.m, len);</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"><a class="line" href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d"> 227</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">BLAKE2s::clear</a>()</div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> {</div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">reset</a>();</div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> }</div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd"> 233</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">BLAKE2s::resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen)</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>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x36);</div>
|
||||
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  state.length += 64;</div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> }</div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div>
|
||||
<div class="line"><a name="l00240"></a><span class="lineno"><a class="line" href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc"> 240</a></span> <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">BLAKE2s::finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen)</div>
|
||||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> {</div>
|
||||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  uint8_t temp[32];</div>
|
||||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">finalize</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">formatHMACKey</a>(state.m, key, keyLen, 0x5C);</div>
|
||||
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  state.length += 64;</div>
|
||||
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  processChunk(0);</div>
|
||||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <a class="code" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">update</a>(temp, <span class="keyword">sizeof</span>(temp));</div>
|
||||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">finalize</a>(hash, hashLen);</div>
|
||||
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> }</div>
|
||||
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div>
|
||||
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="comment">// Permutation on the message input state for BLAKE2s.</span></div>
|
||||
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="keyword">static</span> <span class="keyword">const</span> uint8_t sigma[10][16] PROGMEM = {</div>
|
||||
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},</div>
|
||||
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},</div>
|
||||
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  {11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4},</div>
|
||||
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  { 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8},</div>
|
||||
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  { 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13},</div>
|
||||
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  { 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9},</div>
|
||||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  {12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11},</div>
|
||||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  {13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10},</div>
|
||||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  { 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5},</div>
|
||||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0}</div>
|
||||
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> };</div>
|
||||
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div>
|
||||
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="comment">// Perform a BLAKE2s quarter round operation.</span></div>
|
||||
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="preprocessor">#define quarterRound(a, b, c, d, i) \</span></div>
|
||||
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="preprocessor"> do { \</span></div>
|
||||
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="preprocessor"> uint32_t _b = (b); \</span></div>
|
||||
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="preprocessor"> uint32_t _a = (a) + _b + state.m[pgm_read_byte(&(sigma[index][2 * (i)]))]; \</span></div>
|
||||
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="preprocessor"> uint32_t _d = rightRotate16((d) ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="preprocessor"> uint32_t _c = (c) + _d; \</span></div>
|
||||
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="preprocessor"> _b = rightRotate12(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="preprocessor"> _a += _b + state.m[pgm_read_byte(&(sigma[index][2 * (i) + 1]))]; \</span></div>
|
||||
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="preprocessor"> (d) = _d = rightRotate8(_d ^ _a); \</span></div>
|
||||
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="preprocessor"> _c += _d; \</span></div>
|
||||
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor"> (a) = _a; \</span></div>
|
||||
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="preprocessor"> (b) = rightRotate7(_b ^ _c); \</span></div>
|
||||
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="preprocessor"> (c) = _c; \</span></div>
|
||||
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="preprocessor"> } while (0)</span></div>
|
||||
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="keywordtype">void</span> BLAKE2s::processChunk(uint32_t f0)</div>
|
||||
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> {</div>
|
||||
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  uint8_t index;</div>
|
||||
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  uint32_t v[16];</div>
|
||||
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div>
|
||||
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment">// Byte-swap the message buffer into little-endian if necessary.</span></div>
|
||||
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="preprocessor">#if !defined(CRYPTO_LITTLE_ENDIAN)</span></div>
|
||||
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="preprocessor"></span> <span class="keywordflow">for</span> (index = 0; index < 16; ++index)</div>
|
||||
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  state.m[index] = le32toh(state.m[index]);</div>
|
||||
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="comment">// Format the block to be hashed.</span></div>
|
||||
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  memcpy(v, state.h, <span class="keyword">sizeof</span>(state.h));</div>
|
||||
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  v[8] = BLAKE2s_IV0;</div>
|
||||
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  v[9] = BLAKE2s_IV1;</div>
|
||||
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  v[10] = BLAKE2s_IV2;</div>
|
||||
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  v[11] = BLAKE2s_IV3;</div>
|
||||
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  v[12] = BLAKE2s_IV4 ^ (uint32_t)(state.length);</div>
|
||||
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  v[13] = BLAKE2s_IV5 ^ (uint32_t)(state.length >> 32);</div>
|
||||
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  v[14] = BLAKE2s_IV6 ^ f0;</div>
|
||||
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  v[15] = BLAKE2s_IV7;</div>
|
||||
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
|
||||
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">// Perform the 10 BLAKE2s rounds.</span></div>
|
||||
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">for</span> (index = 0; index < 10; ++index) {</div>
|
||||
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">// Column round.</span></div>
|
||||
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  quarterRound(v[0], v[4], v[8], v[12], 0);</div>
|
||||
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  quarterRound(v[1], v[5], v[9], v[13], 1);</div>
|
||||
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  quarterRound(v[2], v[6], v[10], v[14], 2);</div>
|
||||
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  quarterRound(v[3], v[7], v[11], v[15], 3);</div>
|
||||
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
|
||||
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// Diagonal round.</span></div>
|
||||
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  quarterRound(v[0], v[5], v[10], v[15], 4);</div>
|
||||
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  quarterRound(v[1], v[6], v[11], v[12], 5);</div>
|
||||
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  quarterRound(v[2], v[7], v[8], v[13], 6);</div>
|
||||
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  quarterRound(v[3], v[4], v[9], v[14], 7);</div>
|
||||
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  }</div>
|
||||
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
|
||||
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment">// Combine the new and old hash values.</span></div>
|
||||
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">for</span> (index = 0; index < 8; ++index)</div>
|
||||
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  state.h[index] ^= (v[index] ^ v[index + 8]);</div>
|
||||
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> }</div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a4b3187ecaa3d3c8febfbb40c0f779aa7"><div class="ttname"><a href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7">BLAKE2s::~BLAKE2s</a></div><div class="ttdeci">virtual ~BLAKE2s()</div><div class="ttdoc">Destroys this BLAKE2s hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00084">BLAKE2s.cpp:84</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_af9f50aac096f92ba27b1b2dd48df4c52"><div class="ttname"><a href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00089">BLAKE2s.cpp:89</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a0848885f52df51dc53949d32a206e72d"><div class="ttname"><a href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00227">BLAKE2s.cpp:227</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a778776d15316c182fdb2df5a89b3ca02"><div class="ttname"><a href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00109">BLAKE2s.cpp:109</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a9b5403734c20a0591d72a98912e4a305"><div class="ttname"><a href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00094">BLAKE2s.cpp:94</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_aa192da2fa044b03cccaf11e87fdf9911"><div class="ttname"><a href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00189">BLAKE2s.cpp:189</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7f9745854704b34a508497105ca5e2fd"><div class="ttname"><a href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">BLAKE2s::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00233">BLAKE2s.cpp:233</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a751a3d772cbe1cd1dad83dbd09853b1b"><div class="ttname"><a href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00211">BLAKE2s.cpp:211</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a3f910f3bd48cc4a9c5330c31bcda31fc"><div class="ttname"><a href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">BLAKE2s::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00240">BLAKE2s.cpp:240</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7345f4e08c19d7a8c278282b46df21a2"><div class="ttname"><a href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2">BLAKE2s::BLAKE2s</a></div><div class="ttdeci">BLAKE2s()</div><div class="ttdoc">Constructs a BLAKE2s hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00075">BLAKE2s.cpp:75</a></div></div>
|
||||
<div class="ttc" id="classHash_html_ab6f40c9af91dc3d738d9fcce59af63cc"><div class="ttname"><a href="classHash.html#ab6f40c9af91dc3d738d9fcce59af63cc">Hash::formatHMACKey</a></div><div class="ttdeci">void formatHMACKey(void *block, const void *key, size_t len, uint8_t pad)</div><div class="ttdoc">Formats a HMAC key into a block. </div><div class="ttdef"><b>Definition:</b> <a href="Hash_8cpp_source.html#l00162">Hash.cpp:162</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
<!-- start footer part -->
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/>
|
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</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -126,42 +126,44 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">reset</a>();</div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">reset</a>(uint8_t outputLength);</div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">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="l00040"></a><span class="lineno"> 40</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len);</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">clear</a>();</div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">reset</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, uint8_t outputLength = 32);</div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">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="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">finalize</a>(<span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> len);</div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen);</div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen);</div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">private</span>:</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">struct </span>{</div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  uint32_t h[8];</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  uint32_t m[16];</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint64_t length;</div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  uint8_t chunkSize;</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  } state;</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">void</span> processChunk(uint32_t f0);</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> };</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a4b3187ecaa3d3c8febfbb40c0f779aa7"><div class="ttname"><a href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7">BLAKE2s::~BLAKE2s</a></div><div class="ttdeci">virtual ~BLAKE2s()</div><div class="ttdoc">Destroys this BLAKE2s hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00056">BLAKE2s.cpp:56</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_af9f50aac096f92ba27b1b2dd48df4c52"><div class="ttname"><a href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00061">BLAKE2s.cpp:61</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a0848885f52df51dc53949d32a206e72d"><div class="ttname"><a href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00154">BLAKE2s.cpp:154</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a778776d15316c182fdb2df5a89b3ca02"><div class="ttname"><a href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00081">BLAKE2s.cpp:81</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a9b5403734c20a0591d72a98912e4a305"><div class="ttname"><a href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00066">BLAKE2s.cpp:66</a></div></div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">clear</a>();</div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">resetHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen);</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordtype">void</span> <a class="code" href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">finalizeHMAC</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *key, <span class="keywordtype">size_t</span> keyLen, <span class="keywordtype">void</span> *hash, <span class="keywordtype">size_t</span> hashLen);</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">private</span>:</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">struct </span>{</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint32_t h[8];</div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  uint32_t m[16];</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  uint64_t length;</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  uint8_t chunkSize;</div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  } state;</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">void</span> processChunk(uint32_t f0);</div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> };</div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a4b3187ecaa3d3c8febfbb40c0f779aa7"><div class="ttname"><a href="classBLAKE2s.html#a4b3187ecaa3d3c8febfbb40c0f779aa7">BLAKE2s::~BLAKE2s</a></div><div class="ttdeci">virtual ~BLAKE2s()</div><div class="ttdoc">Destroys this BLAKE2s hash object after clearing sensitive information. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00084">BLAKE2s.cpp:84</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_af9f50aac096f92ba27b1b2dd48df4c52"><div class="ttname"><a href="classBLAKE2s.html#af9f50aac096f92ba27b1b2dd48df4c52">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00089">BLAKE2s.cpp:89</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a0848885f52df51dc53949d32a206e72d"><div class="ttname"><a href="classBLAKE2s.html#a0848885f52df51dc53949d32a206e72d">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00227">BLAKE2s.cpp:227</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a778776d15316c182fdb2df5a89b3ca02"><div class="ttname"><a href="classBLAKE2s.html#a778776d15316c182fdb2df5a89b3ca02">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00109">BLAKE2s.cpp:109</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a9b5403734c20a0591d72a98912e4a305"><div class="ttname"><a href="classBLAKE2s.html#a9b5403734c20a0591d72a98912e4a305">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00094">BLAKE2s.cpp:94</a></div></div>
|
||||
<div class="ttc" id="classHash_html"><div class="ttname"><a href="classHash.html">Hash</a></div><div class="ttdoc">Abstract base class for cryptographic hash algorithms. </div><div class="ttdef"><b>Definition:</b> <a href="Hash_8h_source.html#l00029">Hash.h:29</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_aa192da2fa044b03cccaf11e87fdf9911"><div class="ttname"><a href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00116">BLAKE2s.cpp:116</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_aa192da2fa044b03cccaf11e87fdf9911"><div class="ttname"><a href="classBLAKE2s.html#aa192da2fa044b03cccaf11e87fdf9911">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00189">BLAKE2s.cpp:189</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html"><div class="ttname"><a href="classBLAKE2s.html">BLAKE2s</a></div><div class="ttdoc">BLAKE2s hash algorithm. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8h_source.html#l00028">BLAKE2s.h:28</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7f9745854704b34a508497105ca5e2fd"><div class="ttname"><a href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">BLAKE2s::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00160">BLAKE2s.cpp:160</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a751a3d772cbe1cd1dad83dbd09853b1b"><div class="ttname"><a href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00138">BLAKE2s.cpp:138</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a3f910f3bd48cc4a9c5330c31bcda31fc"><div class="ttname"><a href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">BLAKE2s::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00167">BLAKE2s.cpp:167</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7345f4e08c19d7a8c278282b46df21a2"><div class="ttname"><a href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2">BLAKE2s::BLAKE2s</a></div><div class="ttdeci">BLAKE2s()</div><div class="ttdoc">Constructs a BLAKE2s hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00047">BLAKE2s.cpp:47</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7f9745854704b34a508497105ca5e2fd"><div class="ttname"><a href="classBLAKE2s.html#a7f9745854704b34a508497105ca5e2fd">BLAKE2s::resetHMAC</a></div><div class="ttdeci">void resetHMAC(const void *key, size_t keyLen)</div><div class="ttdoc">Resets the hash ready for a new HMAC hashing process. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00233">BLAKE2s.cpp:233</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a751a3d772cbe1cd1dad83dbd09853b1b"><div class="ttname"><a href="classBLAKE2s.html#a751a3d772cbe1cd1dad83dbd09853b1b">BLAKE2s::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="BLAKE2s_8cpp_source.html#l00211">BLAKE2s.cpp:211</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a3f910f3bd48cc4a9c5330c31bcda31fc"><div class="ttname"><a href="classBLAKE2s.html#a3f910f3bd48cc4a9c5330c31bcda31fc">BLAKE2s::finalizeHMAC</a></div><div class="ttdeci">void finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)</div><div class="ttdoc">Finalizes the HMAC hashing process and returns the hash. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00240">BLAKE2s.cpp:240</a></div></div>
|
||||
<div class="ttc" id="classBLAKE2s_html_a7345f4e08c19d7a8c278282b46df21a2"><div class="ttname"><a href="classBLAKE2s.html#a7345f4e08c19d7a8c278282b46df21a2">BLAKE2s::BLAKE2s</a></div><div class="ttdeci">BLAKE2s()</div><div class="ttdoc">Constructs a BLAKE2s hash object. </div><div class="ttdef"><b>Definition:</b> <a href="BLAKE2s_8cpp_source.html#l00075">BLAKE2s.cpp:75</a></div></div>
|
||||
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|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -557,7 +557,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
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||||
</a> 1.8.6
|
||||
</small></address>
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|
||||
@ -199,7 +199,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
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||||
</a> 1.8.6
|
||||
</small></address>
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|
||||
@ -694,7 +694,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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||||
</small></address>
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|
||||
@ -271,7 +271,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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||||
@ -196,7 +196,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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||||
@ -157,7 +157,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -125,7 +125,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -146,7 +146,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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</small></address>
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||||
@ -202,7 +202,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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@ -160,7 +160,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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@ -208,7 +208,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -172,7 +172,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -233,7 +233,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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</small></address>
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@ -171,7 +171,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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</small></address>
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@ -228,7 +228,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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</small></address>
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|
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@ -175,7 +175,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
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</small></address>
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|
||||
@ -169,74 +169,75 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  state.dataSize = 0;</div>
|
||||
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  state.dataStarted = <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  state.ivSize = len;</div>
|
||||
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> }</div>
|
||||
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
|
||||
<div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3"> 104</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3">ChaChaPoly::encrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> {</div>
|
||||
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  poly1305.<a class="code" href="classPoly1305.html#aaea2f40c1f22dcc2f8f690c793fb4388">pad</a>();</div>
|
||||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  state.dataStarted = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div>
|
||||
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  chacha.<a class="code" href="classChaCha.html#acd4fff140b8871c233d9a31abf753ed8">encrypt</a>(output, input, len);</div>
|
||||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(output, len);</div>
|
||||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  state.dataSize += len;</div>
|
||||
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> }</div>
|
||||
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
|
||||
<div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0"> 115</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0">ChaChaPoly::decrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> {</div>
|
||||
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  poly1305.<a class="code" href="classPoly1305.html#aaea2f40c1f22dcc2f8f690c793fb4388">pad</a>();</div>
|
||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  state.dataStarted = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div>
|
||||
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(input, len);</div>
|
||||
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  chacha.<a class="code" href="classChaCha.html#acd4fff140b8871c233d9a31abf753ed8">encrypt</a>(output, input, len); <span class="comment">// encrypt() is the same as decrypt()</span></div>
|
||||
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  state.dataSize += len;</div>
|
||||
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> }</div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
|
||||
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b"> 126</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b">ChaChaPoly::addAuthData</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="l00127"></a><span class="lineno"> 127</span> {</div>
|
||||
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(data, len);</div>
|
||||
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  state.authSize += 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"> 133</span> </div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95"> 134</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">ChaChaPoly::computeTag</a>(<span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> {</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  uint64_t sizes[2];</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>  <span class="comment">// Pad the final Poly1305 block and then hash the sizes.</span></div>
|
||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  poly1305.<a class="code" href="classPoly1305.html#aaea2f40c1f22dcc2f8f690c793fb4388">pad</a>();</div>
|
||||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  sizes[0] = htole64(state.authSize);</div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  sizes[1] = htole64(state.dataSize);</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(sizes, <span class="keyword">sizeof</span>(sizes));</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="comment">// Compute the tag and copy it to the return buffer.</span></div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  poly1305.<a class="code" href="classPoly1305.html#aab3fa6c5f6fa7d9ca6c82bead38f499c">finalize</a>(state.nonce, tag, len);</div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  clean(sizes);</div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> }</div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953"> 149</a></span> <span class="keywordtype">bool</span> <a class="code" href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953">ChaChaPoly::checkTag</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> {</div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// Can never match if the expected tag length is too long.</span></div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">if</span> (len > 16)</div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// Compute the tag and check it.</span></div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  uint8_t temp[16];</div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">computeTag</a>(temp, len);</div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordtype">bool</span> equal = secure_compare(temp, tag, len);</div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">return</span> equal;</div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> }</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a"> 163</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a">ChaChaPoly::clear</a>()</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>  chacha.<a class="code" href="classChaCha.html#af533905f679066c41f4d6cd76bddb4cb">clear</a>();</div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  poly1305.<a class="code" href="classPoly1305.html#ae3f3392b9a2bd0f3472e7e50dd7e21dd">clear</a>();</div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  state.ivSize = 8;</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> }</div>
|
||||
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</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> </div>
|
||||
<div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3"> 105</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3">ChaChaPoly::encrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> {</div>
|
||||
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  poly1305.<a class="code" href="classPoly1305.html#aaea2f40c1f22dcc2f8f690c793fb4388">pad</a>();</div>
|
||||
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  state.dataStarted = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div>
|
||||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  chacha.<a class="code" href="classChaCha.html#acd4fff140b8871c233d9a31abf753ed8">encrypt</a>(output, input, len);</div>
|
||||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(output, len);</div>
|
||||
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  state.dataSize += len;</div>
|
||||
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> }</div>
|
||||
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
|
||||
<div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0"> 116</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0">ChaChaPoly::decrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> {</div>
|
||||
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  poly1305.<a class="code" href="classPoly1305.html#aaea2f40c1f22dcc2f8f690c793fb4388">pad</a>();</div>
|
||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  state.dataStarted = <span class="keyword">true</span>;</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>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(input, len);</div>
|
||||
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  chacha.<a class="code" href="classChaCha.html#acd4fff140b8871c233d9a31abf753ed8">encrypt</a>(output, input, len); <span class="comment">// encrypt() is the same as decrypt()</span></div>
|
||||
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  state.dataSize += len;</div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> }</div>
|
||||
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
|
||||
<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b"> 127</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b">ChaChaPoly::addAuthData</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="l00128"></a><span class="lineno"> 128</span> {</div>
|
||||
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(data, len);</div>
|
||||
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  state.authSize += len;</div>
|
||||
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  }</div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> }</div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95"> 135</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">ChaChaPoly::computeTag</a>(<span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> {</div>
|
||||
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  uint64_t sizes[2];</div>
|
||||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
|
||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// Pad the final Poly1305 block and then hash the sizes.</span></div>
|
||||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  poly1305.<a class="code" href="classPoly1305.html#aaea2f40c1f22dcc2f8f690c793fb4388">pad</a>();</div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  sizes[0] = htole64(state.authSize);</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  sizes[1] = htole64(state.dataSize);</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  poly1305.<a class="code" href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">update</a>(sizes, <span class="keyword">sizeof</span>(sizes));</div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// Compute the tag and copy it to the return buffer.</span></div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  poly1305.<a class="code" href="classPoly1305.html#aab3fa6c5f6fa7d9ca6c82bead38f499c">finalize</a>(state.nonce, tag, len);</div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  clean(sizes);</div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> }</div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
|
||||
<div class="line"><a name="l00150"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953"> 150</a></span> <span class="keywordtype">bool</span> <a class="code" href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953">ChaChaPoly::checkTag</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> {</div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// Can never match if the expected tag length is too long.</span></div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> (len > 16)</div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">// Compute the tag and check it.</span></div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  uint8_t temp[16];</div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">computeTag</a>(temp, len);</div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">bool</span> equal = secure_compare(temp, tag, len);</div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> equal;</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> }</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a"> 164</a></span> <span class="keywordtype">void</span> <a class="code" href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a">ChaChaPoly::clear</a>()</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>  chacha.<a class="code" href="classChaCha.html#af533905f679066c41f4d6cd76bddb4cb">clear</a>();</div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  poly1305.<a class="code" href="classPoly1305.html#ae3f3392b9a2bd0f3472e7e50dd7e21dd">clear</a>();</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  state.ivSize = 8;</div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> }</div>
|
||||
<div class="ttc" id="classPoly1305_html_aab3fa6c5f6fa7d9ca6c82bead38f499c"><div class="ttname"><a href="classPoly1305.html#aab3fa6c5f6fa7d9ca6c82bead38f499c">Poly1305::finalize</a></div><div class="ttdeci">void finalize(const void *nonce, void *token, size_t len)</div><div class="ttdoc">Finalizes the authentication process and returns the token. </div><div class="ttdef"><b>Definition:</b> <a href="Poly1305_8cpp_source.html#l00179">Poly1305.cpp:179</a></div></div>
|
||||
<div class="ttc" id="classPoly1305_html_a544839403d0a19300c239708bc1e6ed8"><div class="ttname"><a href="classPoly1305.html#a544839403d0a19300c239708bc1e6ed8">Poly1305::reset</a></div><div class="ttdeci">void reset(const void *key)</div><div class="ttdoc">Resets the Poly1305 message authenticator for a new session. </div><div class="ttdef"><b>Definition:</b> <a href="Poly1305_8cpp_source.html#l00110">Poly1305.cpp:110</a></div></div>
|
||||
<div class="ttc" id="classChaCha_html_a6b2bdffbd3705e388bb458edb2f40c90"><div class="ttname"><a href="classChaCha.html#a6b2bdffbd3705e388bb458edb2f40c90">ChaCha::setKey</a></div><div class="ttdeci">bool setKey(const uint8_t *key, size_t len)</div><div class="ttdoc">Sets the key to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="ChaCha_8cpp_source.html#l00087">ChaCha.cpp:87</a></div></div>
|
||||
@ -245,24 +246,24 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
<div class="ttc" id="classChaCha_html_a734f3246b1e6810c63637b8cda26b259"><div class="ttname"><a href="classChaCha.html#a734f3246b1e6810c63637b8cda26b259">ChaCha::setIV</a></div><div class="ttdeci">bool setIV(const uint8_t *iv, size_t len)</div><div class="ttdoc">Sets the initialization vector to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="ChaCha_8cpp_source.html#l00111">ChaCha.cpp:111</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a308056b17b3a4a496e9612ae19a2fd6f"><div class="ttname"><a href="classChaChaPoly.html#a308056b17b3a4a496e9612ae19a2fd6f">ChaChaPoly::setIV</a></div><div class="ttdeci">bool setIV(const uint8_t *iv, size_t len)</div><div class="ttdoc">Sets the initialization vector to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00084">ChaChaPoly.cpp:84</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a666760e68cb53f28ba0a8dc09039c0fb"><div class="ttname"><a href="classChaChaPoly.html#a666760e68cb53f28ba0a8dc09039c0fb">ChaChaPoly::keySize</a></div><div class="ttdeci">size_t keySize() const </div><div class="ttdoc">Default size of the key for this cipher, in bytes. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00061">ChaChaPoly.cpp:61</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a92d850ad7027829e4072c43bd5028f95"><div class="ttname"><a href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">ChaChaPoly::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00134">ChaChaPoly.cpp:134</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a92d850ad7027829e4072c43bd5028f95"><div class="ttname"><a href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">ChaChaPoly::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00135">ChaChaPoly.cpp:135</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a1b6779227eff97b0336bbc849c7e2e1c"><div class="ttname"><a href="classChaChaPoly.html#a1b6779227eff97b0336bbc849c7e2e1c">ChaChaPoly::ChaChaPoly</a></div><div class="ttdeci">ChaChaPoly()</div><div class="ttdoc">Constructs a new ChaChaPoly authenticated cipher. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00045">ChaChaPoly.cpp:45</a></div></div>
|
||||
<div class="ttc" id="classChaCha_html_acd4fff140b8871c233d9a31abf753ed8"><div class="ttname"><a href="classChaCha.html#acd4fff140b8871c233d9a31abf753ed8">ChaCha::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaCha_8cpp_source.html#l00158">ChaCha.cpp:158</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a4aa3514d1fb6272da977a7467ae6734b"><div class="ttname"><a href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b">ChaChaPoly::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00126">ChaChaPoly.cpp:126</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a7df4acd04f459ecf9d3b24317bde94a3"><div class="ttname"><a href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3">ChaChaPoly::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00104">ChaChaPoly.cpp:104</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a4aa3514d1fb6272da977a7467ae6734b"><div class="ttname"><a href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b">ChaChaPoly::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00127">ChaChaPoly.cpp:127</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a7df4acd04f459ecf9d3b24317bde94a3"><div class="ttname"><a href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3">ChaChaPoly::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00105">ChaChaPoly.cpp:105</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_ac3ebfaaaffe9d607905681949e75140d"><div class="ttname"><a href="classChaChaPoly.html#ac3ebfaaaffe9d607905681949e75140d">ChaChaPoly::ivSize</a></div><div class="ttdeci">size_t ivSize() const </div><div class="ttdoc">Size of the initialization vector for this cipher, in bytes. </div></div>
|
||||
<div class="ttc" id="classPoly1305_html_ae4e0b647ff93f501bd01459b1616557c"><div class="ttname"><a href="classPoly1305.html#ae4e0b647ff93f501bd01459b1616557c">Poly1305::update</a></div><div class="ttdeci">void update(const void *data, size_t len)</div><div class="ttdoc">Updates the message authenticator with more data. </div><div class="ttdef"><b>Definition:</b> <a href="Poly1305_8cpp_source.html#l00142">Poly1305.cpp:142</a></div></div>
|
||||
<div class="ttc" id="classChaCha_html_af533905f679066c41f4d6cd76bddb4cb"><div class="ttname"><a href="classChaCha.html#af533905f679066c41f4d6cd76bddb4cb">ChaCha::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="ChaCha_8cpp_source.html#l00218">ChaCha.cpp:218</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a2d7fc3fd05a0b6c7c9c21fff6e939c9a"><div class="ttname"><a href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a">ChaChaPoly::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00163">ChaChaPoly.cpp:163</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a42f556f202b1166486434ee15b6d95a0"><div class="ttname"><a href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0">ChaChaPoly::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00115">ChaChaPoly.cpp:115</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a2d7fc3fd05a0b6c7c9c21fff6e939c9a"><div class="ttname"><a href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a">ChaChaPoly::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00164">ChaChaPoly.cpp:164</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a42f556f202b1166486434ee15b6d95a0"><div class="ttname"><a href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0">ChaChaPoly::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00116">ChaChaPoly.cpp:116</a></div></div>
|
||||
<div class="ttc" id="classPoly1305_html_aaea2f40c1f22dcc2f8f690c793fb4388"><div class="ttname"><a href="classPoly1305.html#aaea2f40c1f22dcc2f8f690c793fb4388">Poly1305::pad</a></div><div class="ttdeci">void pad()</div><div class="ttdoc">Pads the input stream with zero bytes to a multiple of 16. </div><div class="ttdef"><b>Definition:</b> <a href="Poly1305_8cpp_source.html#l00251">Poly1305.cpp:251</a></div></div>
|
||||
<div class="ttc" id="classPoly1305_html_ae3f3392b9a2bd0f3472e7e50dd7e21dd"><div class="ttname"><a href="classPoly1305.html#ae3f3392b9a2bd0f3472e7e50dd7e21dd">Poly1305::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears the authenticator's state, removing all sensitive data. </div><div class="ttdef"><b>Definition:</b> <a href="Poly1305_8cpp_source.html#l00265">Poly1305.cpp:265</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_ae300892647dd92cbce711b834aa20c09"><div class="ttname"><a href="classChaChaPoly.html#ae300892647dd92cbce711b834aa20c09">ChaChaPoly::setKey</a></div><div class="ttdeci">bool setKey(const uint8_t *key, size_t len)</div><div class="ttdoc">Sets the key to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00079">ChaChaPoly.cpp:79</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_aeffb3e0df0b4da03f72f30251243d953"><div class="ttname"><a href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953">ChaChaPoly::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00149">ChaChaPoly.cpp:149</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_aeffb3e0df0b4da03f72f30251243d953"><div class="ttname"><a href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953">ChaChaPoly::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00150">ChaChaPoly.cpp:150</a></div></div>
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<div class="ttc" id="classAuthenticatedCipher_html"><div class="ttname"><a href="classAuthenticatedCipher.html">AuthenticatedCipher</a></div><div class="ttdoc">Abstract base class for authenticated ciphers. </div><div class="ttdef"><b>Definition:</b> <a href="AuthenticatedCipher_8h_source.html#l00028">AuthenticatedCipher.h:28</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a308056b17b3a4a496e9612ae19a2fd6f"><div class="ttname"><a href="classChaChaPoly.html#a308056b17b3a4a496e9612ae19a2fd6f">ChaChaPoly::setIV</a></div><div class="ttdeci">bool setIV(const uint8_t *iv, size_t len)</div><div class="ttdoc">Sets the initialization vector to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00084">ChaChaPoly.cpp:84</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a666760e68cb53f28ba0a8dc09039c0fb"><div class="ttname"><a href="classChaChaPoly.html#a666760e68cb53f28ba0a8dc09039c0fb">ChaChaPoly::keySize</a></div><div class="ttdeci">size_t keySize() const </div><div class="ttdoc">Default size of the key for this cipher, in bytes. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00061">ChaChaPoly.cpp:61</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a92d850ad7027829e4072c43bd5028f95"><div class="ttname"><a href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">ChaChaPoly::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00134">ChaChaPoly.cpp:134</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a92d850ad7027829e4072c43bd5028f95"><div class="ttname"><a href="classChaChaPoly.html#a92d850ad7027829e4072c43bd5028f95">ChaChaPoly::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00135">ChaChaPoly.cpp:135</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a1b6779227eff97b0336bbc849c7e2e1c"><div class="ttname"><a href="classChaChaPoly.html#a1b6779227eff97b0336bbc849c7e2e1c">ChaChaPoly::ChaChaPoly</a></div><div class="ttdeci">ChaChaPoly()</div><div class="ttdoc">Constructs a new ChaChaPoly authenticated cipher. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00045">ChaChaPoly.cpp:45</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a4aa3514d1fb6272da977a7467ae6734b"><div class="ttname"><a href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b">ChaChaPoly::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00126">ChaChaPoly.cpp:126</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a7df4acd04f459ecf9d3b24317bde94a3"><div class="ttname"><a href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3">ChaChaPoly::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00104">ChaChaPoly.cpp:104</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a4aa3514d1fb6272da977a7467ae6734b"><div class="ttname"><a href="classChaChaPoly.html#a4aa3514d1fb6272da977a7467ae6734b">ChaChaPoly::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00127">ChaChaPoly.cpp:127</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a7df4acd04f459ecf9d3b24317bde94a3"><div class="ttname"><a href="classChaChaPoly.html#a7df4acd04f459ecf9d3b24317bde94a3">ChaChaPoly::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00105">ChaChaPoly.cpp:105</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_ac3ebfaaaffe9d607905681949e75140d"><div class="ttname"><a href="classChaChaPoly.html#ac3ebfaaaffe9d607905681949e75140d">ChaChaPoly::ivSize</a></div><div class="ttdeci">size_t ivSize() const </div><div class="ttdoc">Size of the initialization vector for this cipher, in bytes. </div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a2d7fc3fd05a0b6c7c9c21fff6e939c9a"><div class="ttname"><a href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a">ChaChaPoly::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00163">ChaChaPoly.cpp:163</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a42f556f202b1166486434ee15b6d95a0"><div class="ttname"><a href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0">ChaChaPoly::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00115">ChaChaPoly.cpp:115</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a2d7fc3fd05a0b6c7c9c21fff6e939c9a"><div class="ttname"><a href="classChaChaPoly.html#a2d7fc3fd05a0b6c7c9c21fff6e939c9a">ChaChaPoly::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00164">ChaChaPoly.cpp:164</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_a42f556f202b1166486434ee15b6d95a0"><div class="ttname"><a href="classChaChaPoly.html#a42f556f202b1166486434ee15b6d95a0">ChaChaPoly::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00116">ChaChaPoly.cpp:116</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_ae300892647dd92cbce711b834aa20c09"><div class="ttname"><a href="classChaChaPoly.html#ae300892647dd92cbce711b834aa20c09">ChaChaPoly::setKey</a></div><div class="ttdeci">bool setKey(const uint8_t *key, size_t len)</div><div class="ttdoc">Sets the key to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00079">ChaChaPoly.cpp:79</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_aeffb3e0df0b4da03f72f30251243d953"><div class="ttname"><a href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953">ChaChaPoly::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00149">ChaChaPoly.cpp:149</a></div></div>
|
||||
<div class="ttc" id="classChaChaPoly_html_aeffb3e0df0b4da03f72f30251243d953"><div class="ttname"><a href="classChaChaPoly.html#aeffb3e0df0b4da03f72f30251243d953">ChaChaPoly::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="ChaChaPoly_8cpp_source.html#l00150">ChaChaPoly.cpp:150</a></div></div>
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</a> 1.8.6
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</a> 1.8.6
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@ -170,7 +170,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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</a> 1.8.6
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||||
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||||
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<div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="classEd25519.html#ab62bac52ed07f77f76f3ff0fccd71cb2"> 256</a></span> <span class="keywordtype">void</span> <a class="code" href="classEd25519.html#ab62bac52ed07f77f76f3ff0fccd71cb2">Ed25519::derivePublicKey</a>(uint8_t publicKey[32], <span class="keyword">const</span> uint8_t privateKey[32])</div>
|
||||
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> {</div>
|
||||
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="classSHA512.html">SHA512</a> hash;</div>
|
||||
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  uint8_t *buf = (uint8_t *)(hash.state.w);</div>
|
||||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  limb_t a[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  Point ptA;</div>
|
||||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> </div>
|
||||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// Derive the secret scalar a from the private key.</span></div>
|
||||
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  deriveKeys(&hash, a, privateKey);</div>
|
||||
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div>
|
||||
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// Compute the point A = aB and encode it.</span></div>
|
||||
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  mul(ptA, a);</div>
|
||||
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  encodePoint(publicKey, ptA);</div>
|
||||
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div>
|
||||
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// Clean up and exit.</span></div>
|
||||
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  clean(a);</div>
|
||||
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  clean(ptA);</div>
|
||||
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> }</div>
|
||||
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> </div>
|
||||
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="keywordtype">void</span> Ed25519::reduceQFromBuffer(limb_t *result, <span class="keyword">const</span> uint8_t buf[64], limb_t *temp)</div>
|
||||
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> {</div>
|
||||
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="classBigNumberUtil.html#a25041f898c417c8dd63f30536287ed79">BigNumberUtil::unpackLE</a>(temp, NUM_LIMBS_512BIT, buf, 64);</div>
|
||||
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  temp[NUM_LIMBS_512BIT] = 0;</div>
|
||||
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  reduceQ(result, temp);</div>
|
||||
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> }</div>
|
||||
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
|
||||
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="keywordtype">void</span> Ed25519::reduceQ(limb_t *result, limb_t *r)</div>
|
||||
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> {</div>
|
||||
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">// Algorithm from: http://en.wikipedia.org/wiki/Barrett_reduction</span></div>
|
||||
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">//</span></div>
|
||||
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="comment">// We assume that r is less than or equal to (q - 1)^2.</span></div>
|
||||
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">//</span></div>
|
||||
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment">// We want to compute result = r mod q. Find the smallest k such</span></div>
|
||||
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="comment">// that 2^k > q. In our case, k = 253. Then set m = floor(4^k / q)</span></div>
|
||||
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="comment">// and let r = r - q * floor(m * r / 4^k). This will be the result</span></div>
|
||||
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// or it will be at most one subtraction of q away from the result.</span></div>
|
||||
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="comment">//</span></div>
|
||||
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// Note: 4^k = 4^253 = 2^506 = 2^512/2^6. We can more easily compute</span></div>
|
||||
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// the result we want if we set m = floor(4^k * 2^6 / q) instead and</span></div>
|
||||
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// then r = r - q * floor(m * r / 2^512). Because the slight extra</span></div>
|
||||
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="comment">// precision in m, r is at most two subtractions of q away from the</span></div>
|
||||
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment">// final result.</span></div>
|
||||
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keyword">static</span> limb_t <span class="keyword">const</span> numM[NUM_LIMBS_256BIT + 1] PROGMEM = {</div>
|
||||
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  LIMB(0x0A2C131B), LIMB(0xED9CE5A3), LIMB(0x086329A7), LIMB(0x2106215D),</div>
|
||||
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  LIMB(0xFFFFFFEB), LIMB(0xFFFFFFFF), LIMB(0xFFFFFFFF), LIMB(0xFFFFFFFF),</div>
|
||||
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  0x0F</div>
|
||||
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  };</div>
|
||||
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  limb_t temp[NUM_LIMBS_512BIT + NUM_LIMBS_256BIT + 1];</div>
|
||||
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
|
||||
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">// Multiply r by m.</span></div>
|
||||
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <a class="code" href="classBigNumberUtil.html#aacdee1806a239eb9e58753ef1ddb964a">BigNumberUtil::mul_P</a>(temp, r, NUM_LIMBS_512BIT, numM, NUM_LIMBS_256BIT + 1);</div>
|
||||
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div>
|
||||
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="comment">// Multiply (m * r) / 2^512 by q and subtract it from r.</span></div>
|
||||
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="comment">// We can ignore the high words of the subtraction result</span></div>
|
||||
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// because they will all turn into zero after the subtraction.</span></div>
|
||||
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <a class="code" href="classBigNumberUtil.html#aacdee1806a239eb9e58753ef1ddb964a">BigNumberUtil::mul_P</a>(temp, temp + NUM_LIMBS_512BIT, NUM_LIMBS_256BIT + 1,</div>
|
||||
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  numQ, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <a class="code" href="classBigNumberUtil.html#a6618e03bfcb3086961df508b40cc1e67">BigNumberUtil::sub</a>(r, r, temp, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div>
|
||||
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="comment">// Perform two subtractions of q from the result to reduce it.</span></div>
|
||||
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <a class="code" href="classBigNumberUtil.html#a00c9cde0b626788a60552a6bc9ce058b">BigNumberUtil::reduceQuick_P</a>(result, r, numQ, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <a class="code" href="classBigNumberUtil.html#a00c9cde0b626788a60552a6bc9ce058b">BigNumberUtil::reduceQuick_P</a>(result, result, numQ, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
|
||||
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="comment">// Clean up and exit.</span></div>
|
||||
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> }</div>
|
||||
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div>
|
||||
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="keywordtype">void</span> Ed25519::mul(Point &result, <span class="keyword">const</span> limb_t *s, Point &p, <span class="keywordtype">bool</span> constTime)</div>
|
||||
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> {</div>
|
||||
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  Point q;</div>
|
||||
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  limb_t A[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  limb_t B[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  limb_t C[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  limb_t D[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  limb_t mask, select;</div>
|
||||
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  uint8_t sposn, t;</div>
|
||||
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div>
|
||||
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="comment">// Initialize the result to (0, 1, 1, 0).</span></div>
|
||||
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  memset(&result, 0, <span class="keyword">sizeof</span>(Point));</div>
|
||||
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  result.y[0] = 1;</div>
|
||||
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  result.z[0] = 1;</div>
|
||||
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> </div>
|
||||
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="comment">// Iterate over the 255 bits of "s" to calculate "s * p".</span></div>
|
||||
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  mask = 1;</div>
|
||||
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  sposn = 0;</div>
|
||||
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">for</span> (t = 255; t > 0; --t) {</div>
|
||||
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="comment">// Add p to the result to produce q. The specification refers</span></div>
|
||||
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="comment">// to temporary variables A to H. We can dispense with E to H</span></div>
|
||||
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="comment">// by using B, D, q.z, and q.t to hold those values temporarily.</span></div>
|
||||
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  select = s[sposn] & mask;</div>
|
||||
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">if</span> (constTime || select) {</div>
|
||||
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  Curve25519::sub(A, result.y, result.x);</div>
|
||||
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  Curve25519::sub(C, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  Curve25519::mul(A, A, C);</div>
|
||||
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  Curve25519::add(B, result.y, result.x);</div>
|
||||
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  Curve25519::add(C, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  Curve25519::mul(B, B, C);</div>
|
||||
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  Curve25519::mul(C, result.t, p.t);</div>
|
||||
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  Curve25519::mul_P(C, C, numDx2);</div>
|
||||
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  Curve25519::mul(D, result.z, p.z);</div>
|
||||
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  Curve25519::add(D, D, D);</div>
|
||||
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  Curve25519::sub(q.t, B, A); <span class="comment">// E = B - A</span></div>
|
||||
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  Curve25519::sub(q.z, D, C); <span class="comment">// F = D - C</span></div>
|
||||
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  Curve25519::add(D, D, C); <span class="comment">// G = D + C</span></div>
|
||||
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  Curve25519::add(B, B, A); <span class="comment">// H = B + A</span></div>
|
||||
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">if</span> (constTime) {</div>
|
||||
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="comment">// Put the intermediate value into q.</span></div>
|
||||
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  Curve25519::mul(q.x, q.t, q.z); <span class="comment">// q.x = E * F</span></div>
|
||||
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  Curve25519::mul(q.y, D, B); <span class="comment">// q.y = G * H</span></div>
|
||||
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  Curve25519::mul(q.z, q.z, D); <span class="comment">// q.z = F * G</span></div>
|
||||
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  Curve25519::mul(q.t, q.t, B); <span class="comment">// q.t = E * H</span></div>
|
||||
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> </div>
|
||||
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="comment">// Copy q into the result if the current bit of s is 1.</span></div>
|
||||
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  Curve25519::cmove(select, result.x, q.x);</div>
|
||||
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  Curve25519::cmove(select, result.y, q.y);</div>
|
||||
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  Curve25519::cmove(select, result.z, q.z);</div>
|
||||
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  Curve25519::cmove(select, result.t, q.t);</div>
|
||||
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  } <span class="keywordflow">else</span> {</div>
|
||||
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="comment">// Put the intermediate value directly into the result.</span></div>
|
||||
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  Curve25519::mul(result.x, q.t, q.z); <span class="comment">// q.x = E * F</span></div>
|
||||
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  Curve25519::mul(result.y, D, B); <span class="comment">// q.y = G * H</span></div>
|
||||
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  Curve25519::mul(result.z, q.z, D); <span class="comment">// q.z = F * G</span></div>
|
||||
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  Curve25519::mul(result.t, q.t, B); <span class="comment">// q.t = E * H</span></div>
|
||||
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  }</div>
|
||||
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  }</div>
|
||||
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> </div>
|
||||
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="comment">// Double p for the next iteration.</span></div>
|
||||
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  Curve25519::sub(A, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  Curve25519::square(A, A);</div>
|
||||
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  Curve25519::add(B, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  Curve25519::square(B, B);</div>
|
||||
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  Curve25519::square(C, p.t);</div>
|
||||
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  Curve25519::mul_P(C, C, numDx2);</div>
|
||||
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  Curve25519::square(D, p.z);</div>
|
||||
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  Curve25519::add(D, D, D);</div>
|
||||
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  Curve25519::sub(p.t, B, A); <span class="comment">// E = B - A</span></div>
|
||||
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  Curve25519::sub(p.z, D, C); <span class="comment">// F = D - C</span></div>
|
||||
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  Curve25519::add(D, D, C); <span class="comment">// G = D + C</span></div>
|
||||
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  Curve25519::add(B, B, A); <span class="comment">// H = B + A</span></div>
|
||||
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  Curve25519::mul(p.x, p.t, p.z); <span class="comment">// p.x = E * F</span></div>
|
||||
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  Curve25519::mul(p.y, D, B); <span class="comment">// p.y = G * H</span></div>
|
||||
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  Curve25519::mul(p.z, p.z, D); <span class="comment">// p.z = F * G</span></div>
|
||||
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  Curve25519::mul(p.t, p.t, B); <span class="comment">// p.t = E * H</span></div>
|
||||
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div>
|
||||
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="comment">// Move onto the next bit of s from lowest to highest.</span></div>
|
||||
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">if</span> (mask != (((limb_t)1) << (LIMB_BITS - 1))) {</div>
|
||||
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  mask <<= 1;</div>
|
||||
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  } <span class="keywordflow">else</span> {</div>
|
||||
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  ++sposn;</div>
|
||||
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  mask = 1;</div>
|
||||
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  }</div>
|
||||
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  }</div>
|
||||
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> </div>
|
||||
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="comment">// Clean up.</span></div>
|
||||
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  clean(q);</div>
|
||||
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  clean(A);</div>
|
||||
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  clean(B);</div>
|
||||
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  clean(C);</div>
|
||||
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  clean(D);</div>
|
||||
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> }</div>
|
||||
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> </div>
|
||||
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="keywordtype">void</span> Ed25519::mul(Point &result, <span class="keyword">const</span> limb_t *s, <span class="keywordtype">bool</span> constTime)</div>
|
||||
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> {</div>
|
||||
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  Point P;</div>
|
||||
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  memcpy_P(P.x, numBx, <span class="keyword">sizeof</span>(P.x));</div>
|
||||
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  memcpy_P(P.y, numBy, <span class="keyword">sizeof</span>(P.y));</div>
|
||||
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  memcpy_P(P.z, numBz, <span class="keyword">sizeof</span>(P.z));</div>
|
||||
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  memcpy_P(P.t, numBt, <span class="keyword">sizeof</span>(P.t));</div>
|
||||
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  mul(result, s, P, constTime);</div>
|
||||
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  clean(P);</div>
|
||||
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> }</div>
|
||||
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> </div>
|
||||
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="keywordtype">void</span> Ed25519::add(Point &p, <span class="keyword">const</span> Point &q)</div>
|
||||
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> {</div>
|
||||
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  limb_t A[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  limb_t B[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  limb_t C[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  limb_t D[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div>
|
||||
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  Curve25519::sub(A, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  Curve25519::sub(C, q.y, q.x);</div>
|
||||
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  Curve25519::mul(A, A, C);</div>
|
||||
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  Curve25519::add(B, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  Curve25519::add(C, q.y, q.x);</div>
|
||||
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  Curve25519::mul(B, B, C);</div>
|
||||
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  Curve25519::mul(C, p.t, q.t);</div>
|
||||
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  Curve25519::mul_P(C, C, numDx2);</div>
|
||||
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  Curve25519::mul(D, p.z, q.z);</div>
|
||||
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  Curve25519::add(D, D, D);</div>
|
||||
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  Curve25519::sub(p.t, B, A); <span class="comment">// E = B - A</span></div>
|
||||
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  Curve25519::sub(p.z, D, C); <span class="comment">// F = D - C</span></div>
|
||||
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  Curve25519::add(D, D, C); <span class="comment">// G = D + C</span></div>
|
||||
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  Curve25519::add(B, B, A); <span class="comment">// H = B + A</span></div>
|
||||
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  Curve25519::mul(p.x, p.t, p.z); <span class="comment">// p.x = E * F</span></div>
|
||||
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  Curve25519::mul(p.y, D, B); <span class="comment">// p.y = G * H</span></div>
|
||||
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  Curve25519::mul(p.z, p.z, D); <span class="comment">// p.z = F * G</span></div>
|
||||
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  Curve25519::mul(p.t, p.t, B); <span class="comment">// p.t = E * H</span></div>
|
||||
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div>
|
||||
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  clean(A);</div>
|
||||
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  clean(B);</div>
|
||||
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  clean(C);</div>
|
||||
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  clean(D);</div>
|
||||
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> }</div>
|
||||
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> </div>
|
||||
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="keywordtype">bool</span> Ed25519::equal(<span class="keyword">const</span> Point &p, <span class="keyword">const</span> Point &q)</div>
|
||||
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> {</div>
|
||||
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  limb_t a[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  limb_t b[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordtype">bool</span> result = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> </div>
|
||||
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  Curve25519::mul(a, p.x, q.z);</div>
|
||||
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  Curve25519::mul(b, q.x, p.z);</div>
|
||||
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  result &= secure_compare(a, b, <span class="keyword">sizeof</span>(a));</div>
|
||||
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span> </div>
|
||||
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  Curve25519::mul(a, p.y, q.z);</div>
|
||||
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  Curve25519::mul(b, q.y, p.z);</div>
|
||||
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  result &= secure_compare(a, b, <span class="keyword">sizeof</span>(a));</div>
|
||||
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span> </div>
|
||||
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  clean(a);</div>
|
||||
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  clean(b);</div>
|
||||
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">return</span> result;</div>
|
||||
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> }</div>
|
||||
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> </div>
|
||||
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="keywordtype">void</span> Ed25519::encodePoint(uint8_t *buf, Point &point)</div>
|
||||
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> {</div>
|
||||
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="comment">// Convert the homogeneous coordinates into plain (x, y) coordinates:</span></div>
|
||||
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="comment">// zinv = z^(-1) mod p</span></div>
|
||||
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="comment">// x = x * zinv mod p</span></div>
|
||||
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="comment">// y = y * zinv mod p</span></div>
|
||||
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="comment">// We don't need the t coordinate, so use that to store zinv temporarily.</span></div>
|
||||
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  Curve25519::recip(point.t, point.z);</div>
|
||||
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  Curve25519::mul(point.x, point.x, point.t);</div>
|
||||
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  Curve25519::mul(point.y, point.y, point.t);</div>
|
||||
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span> </div>
|
||||
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="comment">// Copy the lowest bit of x to the highest bit of y.</span></div>
|
||||
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  point.y[NUM_LIMBS_256BIT - 1] |= (point.x[0] << (LIMB_BITS - 1));</div>
|
||||
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span> </div>
|
||||
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="comment">// Convert y into little-endian in the return buffer.</span></div>
|
||||
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <a class="code" href="classBigNumberUtil.html#a989cd5f389ac5adc798d8767383e2810">BigNumberUtil::packLE</a>(buf, 32, point.y, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> }</div>
|
||||
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span> </div>
|
||||
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="keywordtype">bool</span> Ed25519::decodePoint(Point &point, <span class="keyword">const</span> uint8_t *buf)</div>
|
||||
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span> {</div>
|
||||
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  limb_t temp[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div>
|
||||
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="comment">// Convert the input buffer from little-endian into the limbs of y.</span></div>
|
||||
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <a class="code" href="classBigNumberUtil.html#a25041f898c417c8dd63f30536287ed79">BigNumberUtil::unpackLE</a>(point.y, NUM_LIMBS_256BIT, buf, 32);</div>
|
||||
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span> </div>
|
||||
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="comment">// The high bit of y is the sign bit for x.</span></div>
|
||||
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  limb_t <a class="code" href="classEd25519.html#a36ecf67b4c5d2d39a31888f56af1f8a5">sign</a> = point.y[NUM_LIMBS_256BIT - 1] >> (LIMB_BITS - 1);</div>
|
||||
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  point.y[NUM_LIMBS_256BIT - 1] &= ~(((limb_t)1) << (LIMB_BITS - 1));</div>
|
||||
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span> </div>
|
||||
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <span class="comment">// Set z to 1.</span></div>
|
||||
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  memcpy_P(point.z, numBz, <span class="keyword">sizeof</span>(point.z));</div>
|
||||
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> </div>
|
||||
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="comment">// Compute t = (y * y - 1) * modinv(d * y * y + 1).</span></div>
|
||||
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  Curve25519::square(point.t, point.y);</div>
|
||||
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  Curve25519::sub(point.x, point.t, point.z);</div>
|
||||
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  Curve25519::mul_P(point.t, point.t, numD);</div>
|
||||
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  Curve25519::add(point.t, point.t, point.z);</div>
|
||||
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  Curve25519::recip(temp, point.t);</div>
|
||||
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  Curve25519::mul(point.t, point.x, temp);</div>
|
||||
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span> </div>
|
||||
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="comment">// Check for t = 0.</span></div>
|
||||
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  limb_t check = point.t[0];</div>
|
||||
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keywordflow">for</span> (uint8_t posn = 1; posn < NUM_LIMBS_256BIT; ++posn)</div>
|
||||
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  check |= point.t[posn];</div>
|
||||
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  if (!check) {</div>
|
||||
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="comment">// If the sign bit is set, then decoding has failed.</span></div>
|
||||
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="comment">// Otherwise x is zero and we're done.</span></div>
|
||||
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordflow">if</span> (sign)</div>
|
||||
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  memset(point.x, 0, <span class="keyword">sizeof</span>(point.x));</div>
|
||||
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  }</div>
|
||||
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span> </div>
|
||||
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="comment">// Recover x by taking the sqrt of t and flipping the sign if necessary.</span></div>
|
||||
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">if</span> (!Curve25519::sqrt(point.x, point.t))</div>
|
||||
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="keywordflow">if</span> (sign != (point.x[0] & ((limb_t)1))) {</div>
|
||||
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="comment">// The signs are different so we want the other square root.</span></div>
|
||||
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  memset(point.t, 0, <span class="keyword">sizeof</span>(point.t));</div>
|
||||
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  Curve25519::sub(point.x, point.t, point.x);</div>
|
||||
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  }</div>
|
||||
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span> </div>
|
||||
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="comment">// Finally, t = x * y.</span></div>
|
||||
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  Curve25519::mul(point.t, point.x, point.y);</div>
|
||||
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> }</div>
|
||||
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span> </div>
|
||||
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="keywordtype">void</span> Ed25519::deriveKeys(<a class="code" href="classSHA512.html">SHA512</a> *hash, limb_t *a, <span class="keyword">const</span> uint8_t privateKey[32])</div>
|
||||
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span> {</div>
|
||||
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="comment">// Hash the private key to get the "a" scalar and the message prefix.</span></div>
|
||||
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  uint8_t *buf = (uint8_t *)(hash->state.w); <span class="comment">// Reuse hash buffer to save memory.</span></div>
|
||||
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  hash-><a class="code" href="classSHA512.html#a0d009e8d9157c3f14323e68631c33e97">reset</a>();</div>
|
||||
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  hash-><a class="code" href="classSHA512.html#a7d37a20d7ab431ab15d094f768b6a695">update</a>(privateKey, 32);</div>
|
||||
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  hash-><a class="code" href="classSHA512.html#afc136ad0e77de527b031db3fb8b32464">finalize</a>(buf, 0);</div>
|
||||
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  buf[0] &= 0xF8;</div>
|
||||
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  buf[31] &= 0x7F;</div>
|
||||
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  buf[31] |= 0x40;</div>
|
||||
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span> </div>
|
||||
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="comment">// Unpack the first half of the hash value into "a".</span></div>
|
||||
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <a class="code" href="classBigNumberUtil.html#a25041f898c417c8dd63f30536287ed79">BigNumberUtil::unpackLE</a>(a, NUM_LIMBS_256BIT, buf, 32);</div>
|
||||
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span> }</div>
|
||||
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  limb_t a[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  Point ptA;</div>
|
||||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
|
||||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// Derive the secret scalar a from the private key.</span></div>
|
||||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  deriveKeys(&hash, a, privateKey);</div>
|
||||
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
|
||||
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">// Compute the point A = aB and encode it.</span></div>
|
||||
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  mul(ptA, a);</div>
|
||||
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  encodePoint(publicKey, ptA);</div>
|
||||
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div>
|
||||
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// Clean up and exit.</span></div>
|
||||
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  clean(a);</div>
|
||||
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  clean(ptA);</div>
|
||||
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> }</div>
|
||||
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
|
||||
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="keywordtype">void</span> Ed25519::reduceQFromBuffer(limb_t *result, <span class="keyword">const</span> uint8_t buf[64], limb_t *temp)</div>
|
||||
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> {</div>
|
||||
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="classBigNumberUtil.html#a25041f898c417c8dd63f30536287ed79">BigNumberUtil::unpackLE</a>(temp, NUM_LIMBS_512BIT, buf, 64);</div>
|
||||
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  temp[NUM_LIMBS_512BIT] = 0;</div>
|
||||
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  reduceQ(result, temp);</div>
|
||||
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> }</div>
|
||||
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div>
|
||||
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="keywordtype">void</span> Ed25519::reduceQ(limb_t *result, limb_t *r)</div>
|
||||
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> {</div>
|
||||
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">// Algorithm from: http://en.wikipedia.org/wiki/Barrett_reduction</span></div>
|
||||
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">//</span></div>
|
||||
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">// We assume that r is less than or equal to (q - 1)^2.</span></div>
|
||||
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="comment">//</span></div>
|
||||
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">// We want to compute result = r mod q. Find the smallest k such</span></div>
|
||||
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment">// that 2^k > q. In our case, k = 253. Then set m = floor(4^k / q)</span></div>
|
||||
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="comment">// and let r = r - q * floor(m * r / 4^k). This will be the result</span></div>
|
||||
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="comment">// or it will be at most one subtraction of q away from the result.</span></div>
|
||||
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">//</span></div>
|
||||
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="comment">// Note: 4^k = 4^253 = 2^506 = 2^512/2^6. We can more easily compute</span></div>
|
||||
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// the result we want if we set m = floor(4^k * 2^6 / q) instead and</span></div>
|
||||
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// then r = r - q * floor(m * r / 2^512). Because the slight extra</span></div>
|
||||
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// precision in m, r is at most two subtractions of q away from the</span></div>
|
||||
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="comment">// final result.</span></div>
|
||||
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keyword">static</span> limb_t <span class="keyword">const</span> numM[NUM_LIMBS_256BIT + 1] PROGMEM = {</div>
|
||||
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  LIMB(0x0A2C131B), LIMB(0xED9CE5A3), LIMB(0x086329A7), LIMB(0x2106215D),</div>
|
||||
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  LIMB(0xFFFFFFEB), LIMB(0xFFFFFFFF), LIMB(0xFFFFFFFF), LIMB(0xFFFFFFFF),</div>
|
||||
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  0x0F</div>
|
||||
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  };</div>
|
||||
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  limb_t temp[NUM_LIMBS_512BIT + NUM_LIMBS_256BIT + 1];</div>
|
||||
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> </div>
|
||||
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="comment">// Multiply r by m.</span></div>
|
||||
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <a class="code" href="classBigNumberUtil.html#aacdee1806a239eb9e58753ef1ddb964a">BigNumberUtil::mul_P</a>(temp, r, NUM_LIMBS_512BIT, numM, NUM_LIMBS_256BIT + 1);</div>
|
||||
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div>
|
||||
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="comment">// Multiply (m * r) / 2^512 by q and subtract it from r.</span></div>
|
||||
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="comment">// We can ignore the high words of the subtraction result</span></div>
|
||||
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="comment">// because they will all turn into zero after the subtraction.</span></div>
|
||||
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <a class="code" href="classBigNumberUtil.html#aacdee1806a239eb9e58753ef1ddb964a">BigNumberUtil::mul_P</a>(temp, temp + NUM_LIMBS_512BIT, NUM_LIMBS_256BIT + 1,</div>
|
||||
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  numQ, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <a class="code" href="classBigNumberUtil.html#a6618e03bfcb3086961df508b40cc1e67">BigNumberUtil::sub</a>(r, r, temp, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div>
|
||||
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="comment">// Perform two subtractions of q from the result to reduce it.</span></div>
|
||||
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <a class="code" href="classBigNumberUtil.html#a00c9cde0b626788a60552a6bc9ce058b">BigNumberUtil::reduceQuick_P</a>(result, r, numQ, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <a class="code" href="classBigNumberUtil.html#a00c9cde0b626788a60552a6bc9ce058b">BigNumberUtil::reduceQuick_P</a>(result, result, numQ, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div>
|
||||
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="comment">// Clean up and exit.</span></div>
|
||||
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> }</div>
|
||||
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> </div>
|
||||
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="keywordtype">void</span> Ed25519::mul(Point &result, <span class="keyword">const</span> limb_t *s, Point &p, <span class="keywordtype">bool</span> constTime)</div>
|
||||
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> {</div>
|
||||
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  Point q;</div>
|
||||
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  limb_t A[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  limb_t B[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  limb_t C[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  limb_t D[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  limb_t mask, select;</div>
|
||||
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  uint8_t sposn, t;</div>
|
||||
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> </div>
|
||||
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="comment">// Initialize the result to (0, 1, 1, 0).</span></div>
|
||||
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  memset(&result, 0, <span class="keyword">sizeof</span>(Point));</div>
|
||||
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  result.y[0] = 1;</div>
|
||||
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  result.z[0] = 1;</div>
|
||||
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
|
||||
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">// Iterate over the 255 bits of "s" to calculate "s * p".</span></div>
|
||||
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  mask = 1;</div>
|
||||
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  sposn = 0;</div>
|
||||
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordflow">for</span> (t = 255; t > 0; --t) {</div>
|
||||
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="comment">// Add p to the result to produce q. The specification refers</span></div>
|
||||
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="comment">// to temporary variables A to H. We can dispense with E to H</span></div>
|
||||
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="comment">// by using B, D, q.z, and q.t to hold those values temporarily.</span></div>
|
||||
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  select = s[sposn] & mask;</div>
|
||||
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">if</span> (constTime || select) {</div>
|
||||
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  Curve25519::sub(A, result.y, result.x);</div>
|
||||
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  Curve25519::sub(C, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  Curve25519::mul(A, A, C);</div>
|
||||
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  Curve25519::add(B, result.y, result.x);</div>
|
||||
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  Curve25519::add(C, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  Curve25519::mul(B, B, C);</div>
|
||||
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  Curve25519::mul(C, result.t, p.t);</div>
|
||||
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  Curve25519::mul_P(C, C, numDx2);</div>
|
||||
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  Curve25519::mul(D, result.z, p.z);</div>
|
||||
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  Curve25519::add(D, D, D);</div>
|
||||
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  Curve25519::sub(q.t, B, A); <span class="comment">// E = B - A</span></div>
|
||||
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  Curve25519::sub(q.z, D, C); <span class="comment">// F = D - C</span></div>
|
||||
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  Curve25519::add(D, D, C); <span class="comment">// G = D + C</span></div>
|
||||
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  Curve25519::add(B, B, A); <span class="comment">// H = B + A</span></div>
|
||||
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">if</span> (constTime) {</div>
|
||||
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="comment">// Put the intermediate value into q.</span></div>
|
||||
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  Curve25519::mul(q.x, q.t, q.z); <span class="comment">// q.x = E * F</span></div>
|
||||
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  Curve25519::mul(q.y, D, B); <span class="comment">// q.y = G * H</span></div>
|
||||
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  Curve25519::mul(q.z, q.z, D); <span class="comment">// q.z = F * G</span></div>
|
||||
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  Curve25519::mul(q.t, q.t, B); <span class="comment">// q.t = E * H</span></div>
|
||||
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> </div>
|
||||
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="comment">// Copy q into the result if the current bit of s is 1.</span></div>
|
||||
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  Curve25519::cmove(select, result.x, q.x);</div>
|
||||
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  Curve25519::cmove(select, result.y, q.y);</div>
|
||||
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  Curve25519::cmove(select, result.z, q.z);</div>
|
||||
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  Curve25519::cmove(select, result.t, q.t);</div>
|
||||
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  } <span class="keywordflow">else</span> {</div>
|
||||
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="comment">// Put the intermediate value directly into the result.</span></div>
|
||||
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  Curve25519::mul(result.x, q.t, q.z); <span class="comment">// q.x = E * F</span></div>
|
||||
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  Curve25519::mul(result.y, D, B); <span class="comment">// q.y = G * H</span></div>
|
||||
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  Curve25519::mul(result.z, q.z, D); <span class="comment">// q.z = F * G</span></div>
|
||||
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  Curve25519::mul(result.t, q.t, B); <span class="comment">// q.t = E * H</span></div>
|
||||
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
|
||||
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  }</div>
|
||||
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
|
||||
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="comment">// Double p for the next iteration.</span></div>
|
||||
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  Curve25519::sub(A, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  Curve25519::square(A, A);</div>
|
||||
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  Curve25519::add(B, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  Curve25519::square(B, B);</div>
|
||||
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  Curve25519::square(C, p.t);</div>
|
||||
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  Curve25519::mul_P(C, C, numDx2);</div>
|
||||
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  Curve25519::square(D, p.z);</div>
|
||||
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  Curve25519::add(D, D, D);</div>
|
||||
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  Curve25519::sub(p.t, B, A); <span class="comment">// E = B - A</span></div>
|
||||
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  Curve25519::sub(p.z, D, C); <span class="comment">// F = D - C</span></div>
|
||||
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  Curve25519::add(D, D, C); <span class="comment">// G = D + C</span></div>
|
||||
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  Curve25519::add(B, B, A); <span class="comment">// H = B + A</span></div>
|
||||
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  Curve25519::mul(p.x, p.t, p.z); <span class="comment">// p.x = E * F</span></div>
|
||||
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  Curve25519::mul(p.y, D, B); <span class="comment">// p.y = G * H</span></div>
|
||||
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  Curve25519::mul(p.z, p.z, D); <span class="comment">// p.z = F * G</span></div>
|
||||
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  Curve25519::mul(p.t, p.t, B); <span class="comment">// p.t = E * H</span></div>
|
||||
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div>
|
||||
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="comment">// Move onto the next bit of s from lowest to highest.</span></div>
|
||||
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">if</span> (mask != (((limb_t)1) << (LIMB_BITS - 1))) {</div>
|
||||
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  mask <<= 1;</div>
|
||||
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  } <span class="keywordflow">else</span> {</div>
|
||||
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  ++sposn;</div>
|
||||
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  mask = 1;</div>
|
||||
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  }</div>
|
||||
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  }</div>
|
||||
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> </div>
|
||||
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="comment">// Clean up.</span></div>
|
||||
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  clean(q);</div>
|
||||
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  clean(A);</div>
|
||||
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  clean(B);</div>
|
||||
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  clean(C);</div>
|
||||
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  clean(D);</div>
|
||||
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> }</div>
|
||||
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div>
|
||||
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> <span class="keywordtype">void</span> Ed25519::mul(Point &result, <span class="keyword">const</span> limb_t *s, <span class="keywordtype">bool</span> constTime)</div>
|
||||
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> {</div>
|
||||
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  Point P;</div>
|
||||
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  memcpy_P(P.x, numBx, <span class="keyword">sizeof</span>(P.x));</div>
|
||||
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  memcpy_P(P.y, numBy, <span class="keyword">sizeof</span>(P.y));</div>
|
||||
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  memcpy_P(P.z, numBz, <span class="keyword">sizeof</span>(P.z));</div>
|
||||
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  memcpy_P(P.t, numBt, <span class="keyword">sizeof</span>(P.t));</div>
|
||||
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  mul(result, s, P, constTime);</div>
|
||||
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  clean(P);</div>
|
||||
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> }</div>
|
||||
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div>
|
||||
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="keywordtype">void</span> Ed25519::add(Point &p, <span class="keyword">const</span> Point &q)</div>
|
||||
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> {</div>
|
||||
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  limb_t A[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  limb_t B[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  limb_t C[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  limb_t D[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> </div>
|
||||
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  Curve25519::sub(A, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  Curve25519::sub(C, q.y, q.x);</div>
|
||||
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  Curve25519::mul(A, A, C);</div>
|
||||
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  Curve25519::add(B, p.y, p.x);</div>
|
||||
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  Curve25519::add(C, q.y, q.x);</div>
|
||||
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  Curve25519::mul(B, B, C);</div>
|
||||
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  Curve25519::mul(C, p.t, q.t);</div>
|
||||
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  Curve25519::mul_P(C, C, numDx2);</div>
|
||||
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  Curve25519::mul(D, p.z, q.z);</div>
|
||||
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  Curve25519::add(D, D, D);</div>
|
||||
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  Curve25519::sub(p.t, B, A); <span class="comment">// E = B - A</span></div>
|
||||
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  Curve25519::sub(p.z, D, C); <span class="comment">// F = D - C</span></div>
|
||||
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  Curve25519::add(D, D, C); <span class="comment">// G = D + C</span></div>
|
||||
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  Curve25519::add(B, B, A); <span class="comment">// H = B + A</span></div>
|
||||
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  Curve25519::mul(p.x, p.t, p.z); <span class="comment">// p.x = E * F</span></div>
|
||||
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  Curve25519::mul(p.y, D, B); <span class="comment">// p.y = G * H</span></div>
|
||||
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  Curve25519::mul(p.z, p.z, D); <span class="comment">// p.z = F * G</span></div>
|
||||
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  Curve25519::mul(p.t, p.t, B); <span class="comment">// p.t = E * H</span></div>
|
||||
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span> </div>
|
||||
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  clean(A);</div>
|
||||
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  clean(B);</div>
|
||||
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  clean(C);</div>
|
||||
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  clean(D);</div>
|
||||
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> }</div>
|
||||
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> </div>
|
||||
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="keywordtype">bool</span> Ed25519::equal(<span class="keyword">const</span> Point &p, <span class="keyword">const</span> Point &q)</div>
|
||||
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> {</div>
|
||||
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  limb_t a[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  limb_t b[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordtype">bool</span> result = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> </div>
|
||||
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  Curve25519::mul(a, p.x, q.z);</div>
|
||||
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  Curve25519::mul(b, q.x, p.z);</div>
|
||||
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  result &= secure_compare(a, b, <span class="keyword">sizeof</span>(a));</div>
|
||||
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> </div>
|
||||
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  Curve25519::mul(a, p.y, q.z);</div>
|
||||
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  Curve25519::mul(b, q.y, p.z);</div>
|
||||
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  result &= secure_compare(a, b, <span class="keyword">sizeof</span>(a));</div>
|
||||
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span> </div>
|
||||
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  clean(a);</div>
|
||||
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  clean(b);</div>
|
||||
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">return</span> result;</div>
|
||||
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> }</div>
|
||||
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> </div>
|
||||
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <span class="keywordtype">void</span> Ed25519::encodePoint(uint8_t *buf, Point &point)</div>
|
||||
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> {</div>
|
||||
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="comment">// Convert the homogeneous coordinates into plain (x, y) coordinates:</span></div>
|
||||
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="comment">// zinv = z^(-1) mod p</span></div>
|
||||
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="comment">// x = x * zinv mod p</span></div>
|
||||
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="comment">// y = y * zinv mod p</span></div>
|
||||
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="comment">// We don't need the t coordinate, so use that to store zinv temporarily.</span></div>
|
||||
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  Curve25519::recip(point.t, point.z);</div>
|
||||
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  Curve25519::mul(point.x, point.x, point.t);</div>
|
||||
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  Curve25519::mul(point.y, point.y, point.t);</div>
|
||||
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> </div>
|
||||
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="comment">// Copy the lowest bit of x to the highest bit of y.</span></div>
|
||||
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  point.y[NUM_LIMBS_256BIT - 1] |= (point.x[0] << (LIMB_BITS - 1));</div>
|
||||
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span> </div>
|
||||
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="comment">// Convert y into little-endian in the return buffer.</span></div>
|
||||
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <a class="code" href="classBigNumberUtil.html#a989cd5f389ac5adc798d8767383e2810">BigNumberUtil::packLE</a>(buf, 32, point.y, NUM_LIMBS_256BIT);</div>
|
||||
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span> }</div>
|
||||
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> </div>
|
||||
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> <span class="keywordtype">bool</span> Ed25519::decodePoint(Point &point, <span class="keyword">const</span> uint8_t *buf)</div>
|
||||
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> {</div>
|
||||
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  limb_t temp[NUM_LIMBS_256BIT];</div>
|
||||
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> </div>
|
||||
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="comment">// Convert the input buffer from little-endian into the limbs of y.</span></div>
|
||||
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <a class="code" href="classBigNumberUtil.html#a25041f898c417c8dd63f30536287ed79">BigNumberUtil::unpackLE</a>(point.y, NUM_LIMBS_256BIT, buf, 32);</div>
|
||||
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span> </div>
|
||||
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="comment">// The high bit of y is the sign bit for x.</span></div>
|
||||
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  limb_t <a class="code" href="classEd25519.html#a36ecf67b4c5d2d39a31888f56af1f8a5">sign</a> = point.y[NUM_LIMBS_256BIT - 1] >> (LIMB_BITS - 1);</div>
|
||||
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  point.y[NUM_LIMBS_256BIT - 1] &= ~(((limb_t)1) << (LIMB_BITS - 1));</div>
|
||||
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span> </div>
|
||||
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="comment">// Set z to 1.</span></div>
|
||||
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  memcpy_P(point.z, numBz, <span class="keyword">sizeof</span>(point.z));</div>
|
||||
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> </div>
|
||||
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="comment">// Compute t = (y * y - 1) * modinv(d * y * y + 1).</span></div>
|
||||
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  Curve25519::square(point.t, point.y);</div>
|
||||
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  Curve25519::sub(point.x, point.t, point.z);</div>
|
||||
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  Curve25519::mul_P(point.t, point.t, numD);</div>
|
||||
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  Curve25519::add(point.t, point.t, point.z);</div>
|
||||
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  Curve25519::recip(temp, point.t);</div>
|
||||
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  Curve25519::mul(point.t, point.x, temp);</div>
|
||||
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  clean(temp);</div>
|
||||
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span> </div>
|
||||
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  <span class="comment">// Check for t = 0.</span></div>
|
||||
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  limb_t check = point.t[0];</div>
|
||||
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <span class="keywordflow">for</span> (uint8_t posn = 1; posn < NUM_LIMBS_256BIT; ++posn)</div>
|
||||
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  check |= point.t[posn];</div>
|
||||
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  if (!check) {</div>
|
||||
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="comment">// If the sign bit is set, then decoding has failed.</span></div>
|
||||
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="comment">// Otherwise x is zero and we're done.</span></div>
|
||||
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keywordflow">if</span> (sign)</div>
|
||||
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  memset(point.x, 0, <span class="keyword">sizeof</span>(point.x));</div>
|
||||
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  }</div>
|
||||
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span> </div>
|
||||
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="comment">// Recover x by taking the sqrt of t and flipping the sign if necessary.</span></div>
|
||||
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordflow">if</span> (!Curve25519::sqrt(point.x, point.t))</div>
|
||||
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="keywordflow">if</span> (sign != (point.x[0] & ((limb_t)1))) {</div>
|
||||
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="comment">// The signs are different so we want the other square root.</span></div>
|
||||
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  memset(point.t, 0, <span class="keyword">sizeof</span>(point.t));</div>
|
||||
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  Curve25519::sub(point.x, point.t, point.x);</div>
|
||||
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  }</div>
|
||||
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span> </div>
|
||||
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="comment">// Finally, t = x * y.</span></div>
|
||||
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  Curve25519::mul(point.t, point.x, point.y);</div>
|
||||
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> }</div>
|
||||
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> </div>
|
||||
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="keywordtype">void</span> Ed25519::deriveKeys(<a class="code" href="classSHA512.html">SHA512</a> *hash, limb_t *a, <span class="keyword">const</span> uint8_t privateKey[32])</div>
|
||||
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span> {</div>
|
||||
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="comment">// Hash the private key to get the "a" scalar and the message prefix.</span></div>
|
||||
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  uint8_t *buf = (uint8_t *)(hash->state.w); <span class="comment">// Reuse hash buffer to save memory.</span></div>
|
||||
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  hash-><a class="code" href="classSHA512.html#a0d009e8d9157c3f14323e68631c33e97">reset</a>();</div>
|
||||
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  hash-><a class="code" href="classSHA512.html#a7d37a20d7ab431ab15d094f768b6a695">update</a>(privateKey, 32);</div>
|
||||
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  hash-><a class="code" href="classSHA512.html#afc136ad0e77de527b031db3fb8b32464">finalize</a>(buf, 0);</div>
|
||||
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  buf[0] &= 0xF8;</div>
|
||||
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  buf[31] &= 0x7F;</div>
|
||||
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  buf[31] |= 0x40;</div>
|
||||
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span> </div>
|
||||
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="comment">// Unpack the first half of the hash value into "a".</span></div>
|
||||
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <a class="code" href="classBigNumberUtil.html#a25041f898c417c8dd63f30536287ed79">BigNumberUtil::unpackLE</a>(a, NUM_LIMBS_256BIT, buf, 32);</div>
|
||||
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span> }</div>
|
||||
<div class="ttc" id="classBigNumberUtil_html_a00c9cde0b626788a60552a6bc9ce058b"><div class="ttname"><a href="classBigNumberUtil.html#a00c9cde0b626788a60552a6bc9ce058b">BigNumberUtil::reduceQuick_P</a></div><div class="ttdeci">static void reduceQuick_P(limb_t *result, const limb_t *x, const limb_t *y, size_t size)</div><div class="ttdoc">Reduces x modulo y using subtraction where y is in program memory. </div><div class="ttdef"><b>Definition:</b> <a href="BigNumberUtil_8cpp_source.html#l00620">BigNumberUtil.cpp:620</a></div></div>
|
||||
<div class="ttc" id="classEd25519_html_ab8be5115ac5adc8a556dbac7d7e90d2e"><div class="ttname"><a href="classEd25519.html#ab8be5115ac5adc8a556dbac7d7e90d2e">Ed25519::generatePrivateKey</a></div><div class="ttdeci">static void generatePrivateKey(uint8_t privateKey[32])</div><div class="ttdoc">Generates a private key for Ed25519 signing operations. </div><div class="ttdef"><b>Definition:</b> <a href="Ed25519_8cpp_source.html#l00243">Ed25519.cpp:243</a></div></div>
|
||||
<div class="ttc" id="classBigNumberUtil_html_aa6904b2727af6b767fe041b1b7f27414"><div class="ttname"><a href="classBigNumberUtil.html#aa6904b2727af6b767fe041b1b7f27414">BigNumberUtil::add</a></div><div class="ttdeci">static limb_t add(limb_t *result, const limb_t *x, const limb_t *y, size_t size)</div><div class="ttdoc">Adds two big numbers. </div><div class="ttdef"><b>Definition:</b> <a href="BigNumberUtil_8cpp_source.html#l00381">BigNumberUtil.cpp:381</a></div></div>
|
||||
@ -572,7 +571,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -168,7 +168,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -196,7 +196,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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|
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -172,7 +172,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
|
||||
Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -193,152 +193,153 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// This value will be XOR'ed with the final authentication hash</span></div>
|
||||
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// value in computeTag().</span></div>
|
||||
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  blockCipher-><a class="code" href="classBlockCipher.html#aed0788b25f6bb2f1bd47d5a5f0c5db33">encryptBlock</a>(state.nonce, state.counter);</div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> }</div>
|
||||
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
|
||||
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> increment(uint8_t counter[16])</div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> {</div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  uint16_t carry = 1;</div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  carry += counter[15];</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  counter[15] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  carry = (carry >> 8) + counter[14];</div>
|
||||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  counter[14] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  carry = (carry >> 8) + counter[13];</div>
|
||||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  counter[13] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  carry = (carry >> 8) + counter[12];</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  counter[12] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> }</div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c"> 145</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c">GCMCommon::encrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> {</div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">// Finalize the authenticated data if necessary.</span></div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  ghash.<a class="code" href="classGHASH.html#a8c38ee9313605f1d8b12dca7cd43e4ad">pad</a>();</div>
|
||||
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  state.dataStarted = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  }</div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="comment">// Encrypt the plaintext using the block cipher in counter mode.</span></div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  uint8_t *out = output;</div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">size_t</span> size = len;</div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">while</span> (size > 0) {</div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// Create a new keystream block if necessary.</span></div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">if</span> (state.posn >= 16) {</div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  increment(state.counter);</div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  blockCipher-><a class="code" href="classBlockCipher.html#aed0788b25f6bb2f1bd47d5a5f0c5db33">encryptBlock</a>(state.stream, state.counter);</div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  state.posn = 0;</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">// Encrypt as many bytes as we can using the keystream block.</span></div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  uint8_t temp = 16 - state.posn;</div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (temp > size)</div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  temp = size;</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  uint8_t *stream = state.stream + state.posn;</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  state.posn += temp;</div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  size -= temp;</div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">while</span> (temp > 0) {</div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  *out++ = *input++ ^ *stream++;</div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  --temp;</div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// Feed the ciphertext into the hash.</span></div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(output, len);</div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  state.dataSize += len;</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> </div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7"> 182</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7">GCMCommon::decrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> {</div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// Finalize the authenticated data if necessary.</span></div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  ghash.<a class="code" href="classGHASH.html#a8c38ee9313605f1d8b12dca7cd43e4ad">pad</a>();</div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  state.dataStarted = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// Feed the ciphertext into the hash before we decrypt it.</span></div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(input, len);</div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  state.dataSize += len;</div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// Decrypt the plaintext using the block cipher in counter mode.</span></div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">while</span> (len > 0) {</div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// Create a new keystream block if necessary.</span></div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span> (state.posn >= 16) {</div>
|
||||
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  increment(state.counter);</div>
|
||||
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  blockCipher-><a class="code" href="classBlockCipher.html#aed0788b25f6bb2f1bd47d5a5f0c5db33">encryptBlock</a>(state.stream, state.counter);</div>
|
||||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  state.posn = 0;</div>
|
||||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
|
||||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
|
||||
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">// Decrypt as many bytes as we can using the keystream block.</span></div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  uint8_t temp = 16 - state.posn;</div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">if</span> (temp > len)</div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  temp = len;</div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  uint8_t *stream = state.stream + state.posn;</div>
|
||||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  state.posn += temp;</div>
|
||||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  len -= temp;</div>
|
||||
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">while</span> (temp > 0) {</div>
|
||||
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  *output++ = *input++ ^ *stream++;</div>
|
||||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  --temp;</div>
|
||||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div>
|
||||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  }</div>
|
||||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</div>
|
||||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
|
||||
<div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25"> 217</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25">GCMCommon::addAuthData</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="l00218"></a><span class="lineno"> 218</span> {</div>
|
||||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(data, len);</div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  state.authSize += len;</div>
|
||||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  }</div>
|
||||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> }</div>
|
||||
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
|
||||
<div class="line"><a name="l00225"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4"> 225</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">GCMCommon::computeTag</a>(<span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</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">// Pad the hashed data and add the sizes.</span></div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  ghash.<a class="code" href="classGHASH.html#a8c38ee9313605f1d8b12dca7cd43e4ad">pad</a>();</div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  uint64_t sizes[2] = {</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  htobe64(state.authSize * 8),</div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  htobe64(state.dataSize * 8)</div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  };</div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(sizes, <span class="keyword">sizeof</span>(sizes));</div>
|
||||
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  clean(sizes);</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">// Get the finalized hash, encrypt it with the nonce, and return the tag.</span></div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  ghash.<a class="code" href="classGHASH.html#ab221298ca69c9612bfbfd3dedcb28307">finalize</a>(state.stream, 16);</div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 16; ++posn)</div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  state.stream[posn] ^= state.nonce[posn];</div>
|
||||
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  if (len > 16)</div>
|
||||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  len = 16;</div>
|
||||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  memcpy(tag, state.stream, len);</div>
|
||||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> }</div>
|
||||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div>
|
||||
<div class="line"><a name="l00245"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a"> 245</a></span> <span class="keywordtype">bool</span> <a class="code" href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a">GCMCommon::checkTag</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> {</div>
|
||||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// Can never match if the expected tag length is too long.</span></div>
|
||||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">if</span> (len > 16)</div>
|
||||
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
|
||||
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">// Compute the tag and check it.</span></div>
|
||||
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <a class="code" href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">computeTag</a>(state.counter, 16);</div>
|
||||
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> secure_compare(state.counter, tag, len);</div>
|
||||
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> }</div>
|
||||
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
|
||||
<div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9"> 256</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9">GCMCommon::clear</a>()</div>
|
||||
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> {</div>
|
||||
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  blockCipher-><a class="code" href="classBlockCipher.html#a6f27d46e9dfa7761d014d828ad5f955b">clear</a>();</div>
|
||||
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  ghash.<a class="code" href="classGHASH.html#a4b1ee789debf56f7f24807960ef0556e">clear</a>();</div>
|
||||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  state.posn = 16;</div>
|
||||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> }</div>
|
||||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div>
|
||||
<div class="ttc" id="classGCMCommon_html_a444634bd4469bb5d404ac882d1d8fdf4"><div class="ttname"><a href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">GCMCommon::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00225">GCM.cpp:225</a></div></div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</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> </div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> increment(uint8_t counter[16])</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>  uint16_t carry = 1;</div>
|
||||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  carry += counter[15];</div>
|
||||
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  counter[15] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  carry = (carry >> 8) + counter[14];</div>
|
||||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  counter[14] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  carry = (carry >> 8) + counter[13];</div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  counter[13] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  carry = (carry >> 8) + counter[12];</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  counter[12] = (uint8_t)carry;</div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> }</div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c"> 146</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c">GCMCommon::encrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> {</div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">// Finalize the authenticated data if necessary.</span></div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  ghash.<a class="code" href="classGHASH.html#a8c38ee9313605f1d8b12dca7cd43e4ad">pad</a>();</div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  state.dataStarted = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// Encrypt the plaintext using the block cipher in counter mode.</span></div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  uint8_t *out = output;</div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">size_t</span> size = len;</div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">while</span> (size > 0) {</div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// Create a new keystream block if necessary.</span></div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">if</span> (state.posn >= 16) {</div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  increment(state.counter);</div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  blockCipher-><a class="code" href="classBlockCipher.html#aed0788b25f6bb2f1bd47d5a5f0c5db33">encryptBlock</a>(state.stream, state.counter);</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  state.posn = 0;</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</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>  <span class="comment">// Encrypt as many bytes as we can using the keystream block.</span></div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  uint8_t temp = 16 - state.posn;</div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span> (temp > size)</div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  temp = size;</div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  uint8_t *stream = state.stream + state.posn;</div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  state.posn += temp;</div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  size -= temp;</div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">while</span> (temp > 0) {</div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  *out++ = *input++ ^ *stream++;</div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  --temp;</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  }</div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">// Feed the ciphertext into the hash.</span></div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(output, len);</div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  state.dataSize += len;</div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> }</div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7"> 183</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7">GCMCommon::decrypt</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> {</div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="comment">// Finalize the authenticated data if necessary.</span></div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  ghash.<a class="code" href="classGHASH.html#a8c38ee9313605f1d8b12dca7cd43e4ad">pad</a>();</div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  state.dataStarted = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">// Feed the ciphertext into the hash before we decrypt it.</span></div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(input, len);</div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  state.dataSize += len;</div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// Decrypt the plaintext using the block cipher in counter mode.</span></div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">while</span> (len > 0) {</div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// Create a new keystream block if necessary.</span></div>
|
||||
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> (state.posn >= 16) {</div>
|
||||
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  increment(state.counter);</div>
|
||||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  blockCipher-><a class="code" href="classBlockCipher.html#aed0788b25f6bb2f1bd47d5a5f0c5db33">encryptBlock</a>(state.stream, state.counter);</div>
|
||||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  state.posn = 0;</div>
|
||||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  }</div>
|
||||
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// Decrypt as many bytes as we can using the keystream block.</span></div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  uint8_t temp = 16 - state.posn;</div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">if</span> (temp > len)</div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  temp = len;</div>
|
||||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  uint8_t *stream = state.stream + state.posn;</div>
|
||||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  state.posn += temp;</div>
|
||||
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  len -= temp;</div>
|
||||
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">while</span> (temp > 0) {</div>
|
||||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  *output++ = *input++ ^ *stream++;</div>
|
||||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  --temp;</div>
|
||||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  }</div>
|
||||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  }</div>
|
||||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> }</div>
|
||||
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div>
|
||||
<div class="line"><a name="l00218"></a><span class="lineno"><a class="line" href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25"> 218</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25">GCMCommon::addAuthData</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="l00219"></a><span class="lineno"> 219</span> {</div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">if</span> (!state.dataStarted) {</div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(data, len);</div>
|
||||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  state.authSize += len;</div>
|
||||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div>
|
||||
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> }</div>
|
||||
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div>
|
||||
<div class="line"><a name="l00226"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4"> 226</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">GCMCommon::computeTag</a>(<span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> {</div>
|
||||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="comment">// Pad the hashed data and add the sizes.</span></div>
|
||||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  ghash.<a class="code" href="classGHASH.html#a8c38ee9313605f1d8b12dca7cd43e4ad">pad</a>();</div>
|
||||
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  uint64_t sizes[2] = {</div>
|
||||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  htobe64(state.authSize * 8),</div>
|
||||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  htobe64(state.dataSize * 8)</div>
|
||||
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  };</div>
|
||||
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  ghash.<a class="code" href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">update</a>(sizes, <span class="keyword">sizeof</span>(sizes));</div>
|
||||
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  clean(sizes);</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">// Get the finalized hash, encrypt it with the nonce, and return the tag.</span></div>
|
||||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  ghash.<a class="code" href="classGHASH.html#ab221298ca69c9612bfbfd3dedcb28307">finalize</a>(state.stream, 16);</div>
|
||||
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">for</span> (uint8_t posn = 0; posn < 16; ++posn)</div>
|
||||
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  state.stream[posn] ^= state.nonce[posn];</div>
|
||||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  if (len > 16)</div>
|
||||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  len = 16;</div>
|
||||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  memcpy(tag, state.stream, len);</div>
|
||||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> }</div>
|
||||
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
|
||||
<div class="line"><a name="l00246"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a"> 246</a></span> <span class="keywordtype">bool</span> <a class="code" href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a">GCMCommon::checkTag</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *tag, <span class="keywordtype">size_t</span> len)</div>
|
||||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> {</div>
|
||||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// Can never match if the expected tag length is too long.</span></div>
|
||||
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span> (len > 16)</div>
|
||||
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div>
|
||||
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">// Compute the tag and check it.</span></div>
|
||||
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">computeTag</a>(state.counter, 16);</div>
|
||||
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">return</span> secure_compare(state.counter, tag, len);</div>
|
||||
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> }</div>
|
||||
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div>
|
||||
<div class="line"><a name="l00257"></a><span class="lineno"><a class="line" href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9"> 257</a></span> <span class="keywordtype">void</span> <a class="code" href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9">GCMCommon::clear</a>()</div>
|
||||
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> {</div>
|
||||
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  blockCipher-><a class="code" href="classBlockCipher.html#a6f27d46e9dfa7761d014d828ad5f955b">clear</a>();</div>
|
||||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  ghash.<a class="code" href="classGHASH.html#a4b1ee789debf56f7f24807960ef0556e">clear</a>();</div>
|
||||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  clean(state);</div>
|
||||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  state.posn = 16;</div>
|
||||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> }</div>
|
||||
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
|
||||
<div class="ttc" id="classGCMCommon_html_a444634bd4469bb5d404ac882d1d8fdf4"><div class="ttname"><a href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">GCMCommon::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00226">GCM.cpp:226</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a397c5dddde828c59eb63367385aec562"><div class="ttname"><a href="classGCMCommon.html#a397c5dddde828c59eb63367385aec562">GCMCommon::setKey</a></div><div class="ttdeci">bool setKey(const uint8_t *key, size_t len)</div><div class="ttdoc">Sets the key to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00077">GCM.cpp:77</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a935f343858e98ee331706daf43e34805"><div class="ttname"><a href="classGCMCommon.html#a935f343858e98ee331706daf43e34805">GCMCommon::tagSize</a></div><div class="ttdeci">size_t tagSize() const </div><div class="ttdoc">Returns the size of the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00072">GCM.cpp:72</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a01ac69afe3d9fc4d72b2ea5dc242e55c"><div class="ttname"><a href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c">GCMCommon::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00145">GCM.cpp:145</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a06868ebd67a571aa68d88d5d072cece9"><div class="ttname"><a href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9">GCMCommon::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00256">GCM.cpp:256</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a70229be2fe2274c4109fe7511481075a"><div class="ttname"><a href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a">GCMCommon::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00245">GCM.cpp:245</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a01ac69afe3d9fc4d72b2ea5dc242e55c"><div class="ttname"><a href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c">GCMCommon::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00146">GCM.cpp:146</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a06868ebd67a571aa68d88d5d072cece9"><div class="ttname"><a href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9">GCMCommon::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00257">GCM.cpp:257</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a70229be2fe2274c4109fe7511481075a"><div class="ttname"><a href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a">GCMCommon::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00246">GCM.cpp:246</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a01cff072505e861fd20f6cfee1e10fb2"><div class="ttname"><a href="classGCMCommon.html#a01cff072505e861fd20f6cfee1e10fb2">GCMCommon::ivSize</a></div><div class="ttdeci">size_t ivSize() const </div><div class="ttdoc">Size of the initialization vector for this cipher, in bytes. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00066">GCM.cpp:66</a></div></div>
|
||||
<div class="ttc" id="classGHASH_html_ab221298ca69c9612bfbfd3dedcb28307"><div class="ttname"><a href="classGHASH.html#ab221298ca69c9612bfbfd3dedcb28307">GHASH::finalize</a></div><div class="ttdeci">void finalize(void *token, size_t len)</div><div class="ttdoc">Finalizes the authentication process and returns the token. </div><div class="ttdef"><b>Definition:</b> <a href="GHASH_8cpp_source.html#l00121">GHASH.cpp:121</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_ad926e980ae2d61c10c9bf82813154a25"><div class="ttname"><a href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25">GCMCommon::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00217">GCM.cpp:217</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_ad926e980ae2d61c10c9bf82813154a25"><div class="ttname"><a href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25">GCMCommon::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00218">GCM.cpp:218</a></div></div>
|
||||
<div class="ttc" id="classGHASH_html_a235edb14c6ed1ec55ddda595816ef1c7"><div class="ttname"><a href="classGHASH.html#a235edb14c6ed1ec55ddda595816ef1c7">GHASH::update</a></div><div class="ttdeci">void update(const void *data, size_t len)</div><div class="ttdoc">Updates the message authenticator with more data. </div><div class="ttdef"><b>Definition:</b> <a href="GHASH_8cpp_source.html#l00085">GHASH.cpp:85</a></div></div>
|
||||
<div class="ttc" id="classBlockCipher_html_aed0788b25f6bb2f1bd47d5a5f0c5db33"><div class="ttname"><a href="classBlockCipher.html#aed0788b25f6bb2f1bd47d5a5f0c5db33">BlockCipher::encryptBlock</a></div><div class="ttdeci">virtual void encryptBlock(uint8_t *output, const uint8_t *input)=0</div><div class="ttdoc">Encrypts a single block using this cipher. </div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a60912d3ab5766aa68dc9b3111ac2c0d7"><div class="ttname"><a href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7">GCMCommon::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00182">GCM.cpp:182</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a60912d3ab5766aa68dc9b3111ac2c0d7"><div class="ttname"><a href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7">GCMCommon::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00183">GCM.cpp:183</a></div></div>
|
||||
<div class="ttc" id="classBlockCipher_html_a9a05307664469777592799c8f77397c4"><div class="ttname"><a href="classBlockCipher.html#a9a05307664469777592799c8f77397c4">BlockCipher::setKey</a></div><div class="ttdeci">virtual bool setKey(const uint8_t *key, size_t len)=0</div><div class="ttdoc">Sets the key to use for future encryption and decryption operations. </div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a1b05ff393e8c20db30cb991e875aab19"><div class="ttname"><a href="classGCMCommon.html#a1b05ff393e8c20db30cb991e875aab19">GCMCommon::GCMCommon</a></div><div class="ttdeci">GCMCommon()</div><div class="ttdoc">Constructs a new cipher in GCM mode. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00044">GCM.cpp:44</a></div></div>
|
||||
<div class="ttc" id="classGHASH_html_a8c38ee9313605f1d8b12dca7cd43e4ad"><div class="ttname"><a href="classGHASH.html#a8c38ee9313605f1d8b12dca7cd43e4ad">GHASH::pad</a></div><div class="ttdeci">void pad()</div><div class="ttdoc">Pads the input stream with zero bytes to a multiple of 16. </div><div class="ttdef"><b>Definition:</b> <a href="GHASH_8cpp_source.html#l00137">GHASH.cpp:137</a></div></div>
|
||||
@ -352,7 +353,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
</div><!-- fragment --></div><!-- contents -->
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<!-- start footer part -->
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -168,20 +168,20 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
<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"> 80</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a444634bd4469bb5d404ac882d1d8fdf4"><div class="ttname"><a href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">GCMCommon::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00225">GCM.cpp:225</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a444634bd4469bb5d404ac882d1d8fdf4"><div class="ttname"><a href="classGCMCommon.html#a444634bd4469bb5d404ac882d1d8fdf4">GCMCommon::computeTag</a></div><div class="ttdeci">void computeTag(void *tag, size_t len)</div><div class="ttdoc">Finalizes the encryption process and computes the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00226">GCM.cpp:226</a></div></div>
|
||||
<div class="ttc" id="classGCM_html"><div class="ttname"><a href="classGCM.html">GCM</a></div><div class="ttdoc">Implementation of the Galois Counter Mode (GCM). </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8h_source.html#l00071">GCM.h:71</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a397c5dddde828c59eb63367385aec562"><div class="ttname"><a href="classGCMCommon.html#a397c5dddde828c59eb63367385aec562">GCMCommon::setKey</a></div><div class="ttdeci">bool setKey(const uint8_t *key, size_t len)</div><div class="ttdoc">Sets the key to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00077">GCM.cpp:77</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a935f343858e98ee331706daf43e34805"><div class="ttname"><a href="classGCMCommon.html#a935f343858e98ee331706daf43e34805">GCMCommon::tagSize</a></div><div class="ttdeci">size_t tagSize() const </div><div class="ttdoc">Returns the size of the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00072">GCM.cpp:72</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a01ac69afe3d9fc4d72b2ea5dc242e55c"><div class="ttname"><a href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c">GCMCommon::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00145">GCM.cpp:145</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a01ac69afe3d9fc4d72b2ea5dc242e55c"><div class="ttname"><a href="classGCMCommon.html#a01ac69afe3d9fc4d72b2ea5dc242e55c">GCMCommon::encrypt</a></div><div class="ttdeci">void encrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Encrypts an input buffer and writes the ciphertext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00146">GCM.cpp:146</a></div></div>
|
||||
<div class="ttc" id="classBlockCipher_html"><div class="ttname"><a href="classBlockCipher.html">BlockCipher</a></div><div class="ttdoc">Abstract base class for block ciphers. </div><div class="ttdef"><b>Definition:</b> <a href="BlockCipher_8h_source.html#l00029">BlockCipher.h:29</a></div></div>
|
||||
<div class="ttc" id="classGCM_html_acbef04a5593177aabf19df538ad3def7"><div class="ttname"><a href="classGCM.html#acbef04a5593177aabf19df538ad3def7">GCM::GCM</a></div><div class="ttdeci">GCM()</div><div class="ttdoc">Constructs a new GCM object for the block cipher T. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8h_source.html#l00074">GCM.h:74</a></div></div>
|
||||
<div class="ttc" id="classAuthenticatedCipher_html"><div class="ttname"><a href="classAuthenticatedCipher.html">AuthenticatedCipher</a></div><div class="ttdoc">Abstract base class for authenticated ciphers. </div><div class="ttdef"><b>Definition:</b> <a href="AuthenticatedCipher_8h_source.html#l00028">AuthenticatedCipher.h:28</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html"><div class="ttname"><a href="classGCMCommon.html">GCMCommon</a></div><div class="ttdoc">Concrete base class to assist with implementing GCM for 128-bit block ciphers. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8h_source.html#l00030">GCM.h:30</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a06868ebd67a571aa68d88d5d072cece9"><div class="ttname"><a href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9">GCMCommon::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00256">GCM.cpp:256</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a70229be2fe2274c4109fe7511481075a"><div class="ttname"><a href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a">GCMCommon::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00245">GCM.cpp:245</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a06868ebd67a571aa68d88d5d072cece9"><div class="ttname"><a href="classGCMCommon.html#a06868ebd67a571aa68d88d5d072cece9">GCMCommon::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00257">GCM.cpp:257</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a70229be2fe2274c4109fe7511481075a"><div class="ttname"><a href="classGCMCommon.html#a70229be2fe2274c4109fe7511481075a">GCMCommon::checkTag</a></div><div class="ttdeci">bool checkTag(const void *tag, size_t len)</div><div class="ttdoc">Finalizes the decryption process and checks the authentication tag. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00246">GCM.cpp:246</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a01cff072505e861fd20f6cfee1e10fb2"><div class="ttname"><a href="classGCMCommon.html#a01cff072505e861fd20f6cfee1e10fb2">GCMCommon::ivSize</a></div><div class="ttdeci">size_t ivSize() const </div><div class="ttdoc">Size of the initialization vector for this cipher, in bytes. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00066">GCM.cpp:66</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_ad926e980ae2d61c10c9bf82813154a25"><div class="ttname"><a href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25">GCMCommon::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00217">GCM.cpp:217</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a60912d3ab5766aa68dc9b3111ac2c0d7"><div class="ttname"><a href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7">GCMCommon::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00182">GCM.cpp:182</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_ad926e980ae2d61c10c9bf82813154a25"><div class="ttname"><a href="classGCMCommon.html#ad926e980ae2d61c10c9bf82813154a25">GCMCommon::addAuthData</a></div><div class="ttdeci">void addAuthData(const void *data, size_t len)</div><div class="ttdoc">Adds extra data that will be authenticated but not encrypted. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00218">GCM.cpp:218</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a60912d3ab5766aa68dc9b3111ac2c0d7"><div class="ttname"><a href="classGCMCommon.html#a60912d3ab5766aa68dc9b3111ac2c0d7">GCMCommon::decrypt</a></div><div class="ttdeci">void decrypt(uint8_t *output, const uint8_t *input, size_t len)</div><div class="ttdoc">Decrypts an input buffer and writes the plaintext to an output buffer. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00183">GCM.cpp:183</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a1b05ff393e8c20db30cb991e875aab19"><div class="ttname"><a href="classGCMCommon.html#a1b05ff393e8c20db30cb991e875aab19">GCMCommon::GCMCommon</a></div><div class="ttdeci">GCMCommon()</div><div class="ttdoc">Constructs a new cipher in GCM mode. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8cpp_source.html#l00044">GCM.cpp:44</a></div></div>
|
||||
<div class="ttc" id="classGCMCommon_html_a7abd3044862f8634f3b176aafa779ba2"><div class="ttname"><a href="classGCMCommon.html#a7abd3044862f8634f3b176aafa779ba2">GCMCommon::setBlockCipher</a></div><div class="ttdeci">void setBlockCipher(BlockCipher *cipher)</div><div class="ttdoc">Sets the block cipher to use for this GCM object. </div><div class="ttdef"><b>Definition:</b> <a href="GCM_8h_source.html#l00054">GCM.h:54</a></div></div>
|
||||
<div class="ttc" id="classGHASH_html"><div class="ttname"><a href="classGHASH.html">GHASH</a></div><div class="ttdoc">Implementation of the GHASH message authenticator. </div><div class="ttdef"><b>Definition:</b> <a href="GHASH_8h_source.html#l00029">GHASH.h:29</a></div></div>
|
||||
@ -191,7 +191,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</div><!-- fragment --></div><!-- contents -->
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -578,7 +578,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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</small></address>
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@ -139,7 +139,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
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@ -190,7 +190,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
</div><!-- fragment --></div><!-- contents -->
|
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<hr class="footer"/><address class="footer"><small>
|
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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|
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|
||||
@ -150,7 +150,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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|
||||
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|
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|
||||
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|
||||
</a> 1.8.6
|
||||
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|
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="classHash.html#a09b3ccec22763fc86b1415695862977c">finalize</a>(block, len);</div>
|
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="classHash.html#a7b94309acaa5f52386785fb780e5be61">reset</a>();</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>  memset(block + len, pad, size - len);</div>
|
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  uint8_t *b = (uint8_t *)block;</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  uint8_t *b = (uint8_t *)block;</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  memset(b + len, pad, size - len);</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">while</span> (len > 0) {</div>
|
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  *b++ ^= pad;</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  --len;</div>
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|
||||
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|
||||
</a> 1.8.6
|
||||
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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||||
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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@ -261,7 +261,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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||||
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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||||
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@ -208,7 +208,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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||||
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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|
||||
|
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@ -1991,7 +1991,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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||||
</a> 1.8.6
|
||||
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|
||||
|
||||
@ -167,7 +167,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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|
||||
|
||||
@ -290,7 +290,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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|
||||
|
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@ -202,7 +202,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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|
||||
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|
||||
</a> 1.8.6
|
||||
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|
||||
|
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@ -221,7 +221,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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||||
</a> 1.8.6
|
||||
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||||
|
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<hr class="footer"/><address class="footer"><small>
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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|
||||
|
||||
@ -126,7 +126,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
||||
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|
||||
|
||||
@ -155,7 +155,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
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|
||||
</a> 1.8.6
|
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|
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@ -215,7 +215,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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|
||||
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|
||||
</a> 1.8.6
|
||||
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@ -258,7 +258,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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|
||||
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|
||||
</a> 1.8.6
|
||||
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||||
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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|
||||
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||||
</a> 1.8.6
|
||||
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@ -138,7 +138,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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|
||||
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||||
</a> 1.8.6
|
||||
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@ -142,7 +142,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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|
||||
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||||
</a> 1.8.6
|
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|
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@ -206,7 +206,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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||||
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||||
</a> 1.8.6
|
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|
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@ -171,7 +171,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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|
||||
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|
||||
</a> 1.8.6
|
||||
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|
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@ -208,7 +208,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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|
||||
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||||
</a> 1.8.6
|
||||
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||||
|
||||
@ -152,7 +152,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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|
||||
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||||
</a> 1.8.6
|
||||
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|
||||
|
||||
@ -355,7 +355,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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||||
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||||
</a> 1.8.6
|
||||
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|
||||
@ -153,7 +153,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
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||||
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||||
</a> 1.8.6
|
||||
</small></address>
|
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|
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@ -155,7 +155,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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</a> 1.8.6
|
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@ -158,7 +158,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
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|
||||
Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -435,7 +435,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
|
||||
Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -651,7 +651,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
|
||||
Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
@ -177,7 +177,7 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
|
||||
Generated on Sun Mar 13 2016 08:28:00 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
Generated on Wed Mar 23 2016 19:08:46 for ArduinoLibs by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.6
|
||||
</small></address>
|
||||
|
||||
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