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<li class="navelem"><a class="el" href="dir_90ffdbabf412cfdffe6b2193e0ce938a.html">libxrpl</a></li><li class="navelem"><a class="el" href="dir_4cb643486f27a568a0d40f174f670f35.html">protocol</a></li> </ul>
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<div class="headertitle"><div class="title">PublicKey.cpp</div></div>
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<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#include &lt;xrpl/basics/Slice.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#include &lt;xrpl/basics/base_uint.h&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include &lt;xrpl/basics/contract.h&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;xrpl/basics/strHex.h&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include &lt;xrpl/protocol/KeyType.h&gt;</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include &lt;xrpl/protocol/PublicKey.h&gt;</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include &lt;xrpl/protocol/UintTypes.h&gt;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include &lt;xrpl/protocol/detail/secp256k1.h&gt;</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include &lt;xrpl/protocol/digest.h&gt;</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include &lt;xrpl/protocol/tokens.h&gt;</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;boost/multiprecision/fwd.hpp&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include &lt;boost/multiprecision/number.hpp&gt;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include &lt;ed25519.h&gt;</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &lt;secp256k1.h&gt;</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/algorithm.html">algorithm</a>&gt;</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/cstdint.html">cstdint</a>&gt;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/cstring.html">cstring</a>&gt;</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/optional.html">optional</a>&gt;</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/ostream.html">ostream</a>&gt;</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/string.html">string</a>&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="foldopen" id="foldopen00027" data-start="{" data-end="}">
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"><a class="line" href="namespaceripple.html#ae141e055a4336192e6eb593c17e58333"> 27</a></span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::ostream</a>&amp;</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><a class="code hl_function" href="namespaceripple.html#a5c77599883897def8bd3e9e4ad140f95">operator&lt;&lt;</a>(<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::ostream</a>&amp; os, <a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; pk)</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span>{</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> os &lt;&lt; <a class="code hl_function" href="namespaceripple.html#a86e358ce3f06ff049af13c2342791cf8">strHex</a>(pk);</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keywordflow">return</span> os;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span>}</div>
</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="keyword">template</span> &lt;&gt;</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;PublicKey&gt;</a></div>
<div class="foldopen" id="foldopen00036" data-start="{" data-end="}">
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"><a class="line" href="namespaceripple.html#a8c461c6c8e1a70f0ee432f6cdf77a9cd"> 36</a></span><a class="code hl_function" href="namespaceripple.html#a2d4b11b177a0b78f80727d7800399ff6">parseBase58</a>(<a class="code hl_enumeration" href="namespaceripple.html#a1bf8df553d36589191c8057c136cce03">TokenType</a> type, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>&amp; s)</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span>{</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">auto</span> <span class="keyword">const</span> result = <a class="code hl_function" href="namespaceripple.html#a791e5b51e5921b1070bc195ba2959f3e">decodeBase58Token</a>(s, type);</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">auto</span> <span class="keyword">const</span> pks = <a class="code hl_function" href="namespaceripple.html#a93f2333b362ee67694b78f55eadf7805">makeSlice</a>(result);</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="namespaceripple.html#a798e187ba7443d8f951b810a12d50976">publicKeyType</a>(pks))</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keywordflow">return</span> <a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a>(pks);</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span>}</div>
</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="comment">// Parse a length-prefixed number</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="comment">// Format: 0x02 &lt;length-byte&gt; &lt;number&gt;</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="keyword">static</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;Slice&gt;</a></div>
<div class="foldopen" id="foldopen00050" data-start="{" data-end="}">
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"><a class="line" href="namespaceripple.html#a5bd51f6d2ddf8b6714a173096ebf946b"> 50</a></span><a class="code hl_function" href="namespaceripple.html#a5bd51f6d2ddf8b6714a173096ebf946b">sigPart</a>(<a class="code hl_class" href="classripple_1_1Slice.html">Slice</a>&amp; buf)</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span>{</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordflow">if</span> (buf.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() &lt; 3 || buf[0] != 0x02)</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">auto</span> <span class="keyword">const</span> len = buf[1];</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> buf += 2;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keywordflow">if</span> (len &gt; buf.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() || len &lt; 1 || len &gt; 33)</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// Can&#39;t be negative</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">if</span> ((buf[0] &amp; 0x80) != 0)</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">if</span> (buf[0] == 0)</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> {</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// Can&#39;t be zero</span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="keywordflow">if</span> (len == 1)</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// Can&#39;t be padded</span></div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">if</span> ((buf[1] &amp; 0x80) == 0)</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> }</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;Slice&gt;</a> number = <a class="code hl_class" href="classripple_1_1Slice.html">Slice</a>(buf.<a class="code hl_function" href="classripple_1_1Slice.html#a86b04f444930887410acd22b367efc8c">data</a>(), len);</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> buf += len;</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">return</span> number;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span>}</div>
</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span><span class="keyword">static</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div>
<div class="foldopen" id="foldopen00076" data-start="{" data-end="}">
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"><a class="line" href="namespaceripple.html#a3da1781bb9795989b8fcee62bbad358a"> 76</a></span><a class="code hl_function" href="namespaceripple.html#a3da1781bb9795989b8fcee62bbad358a">sliceToHex</a>(<a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; slice)</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span>{</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> s;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordflow">if</span> (slice[0] &amp; 0x80)</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> {</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> s.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/string/basic_string/reserve.html">reserve</a>(2 * (slice.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() + 2));</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> s = <span class="stringliteral">&quot;0x00&quot;</span>;</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> }</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> {</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> s.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/string/basic_string/reserve.html">reserve</a>(2 * (slice.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() + 1));</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> s = <span class="stringliteral">&quot;0x&quot;</span>;</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> }</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; slice.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>(); ++i)</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> {</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">constexpr</span> <span class="keywordtype">char</span> hex[] = <span class="stringliteral">&quot;0123456789ABCDEF&quot;</span>;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> s += hex[((slice[i] &amp; 0xf0) &gt;&gt; 4)];</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> s += hex[((slice[i] &amp; 0x0f) &gt;&gt; 0)];</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> }</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keywordflow">return</span> s;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span>}</div>
</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;ECDSACanonicality&gt;</a></div>
<div class="foldopen" id="foldopen00111" data-start="{" data-end="}">
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"><a class="line" href="namespaceripple.html#a06c04baee32e460076ce4d9df3ffd98f"> 111</a></span><a class="code hl_function" href="namespaceripple.html#a06c04baee32e460076ce4d9df3ffd98f">ecdsaCanonicality</a>(<a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; sig)</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span>{</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keyword">using </span>uint264 =</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> boost::multiprecision::number&lt;boost::multiprecision::cpp_int_backend&lt;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> 264,</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> 264,</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> boost::multiprecision::signed_magnitude,</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> boost::multiprecision::unchecked,</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="keywordtype">void</span>&gt;&gt;;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">static</span> uint264 <span class="keyword">const</span> G(</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="stringliteral">&quot;0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141&quot;</span>);</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// The format of a signature should be:</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// &lt;30&gt; &lt;len&gt; [ &lt;02&gt; &lt;lenR&gt; &lt;R&gt; ] [ &lt;02&gt; &lt;lenS&gt; &lt;S&gt; ]</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="keywordflow">if</span> ((sig.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() &lt; 8) || (sig.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() &gt; 72))</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keywordflow">if</span> ((sig[0] != 0x30) || (sig[1] != (sig.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() - 2)))</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> p = sig + 2;</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">auto</span> r = <a class="code hl_function" href="namespaceripple.html#a5bd51f6d2ddf8b6714a173096ebf946b">sigPart</a>(p);</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keyword">auto</span> s = <a class="code hl_function" href="namespaceripple.html#a5bd51f6d2ddf8b6714a173096ebf946b">sigPart</a>(p);</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keywordflow">if</span> (!r || !s || !p.<a class="code hl_function" href="classripple_1_1Slice.html#a38d951bc2f27aaf89c3fdb5914c7e169">empty</a>())</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> uint264 R(<a class="code hl_function" href="namespaceripple.html#a3da1781bb9795989b8fcee62bbad358a">sliceToHex</a>(*r));</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="keywordflow">if</span> (R &gt;= G)</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> uint264 S(<a class="code hl_function" href="namespaceripple.html#a3da1781bb9795989b8fcee62bbad358a">sliceToHex</a>(*s));</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="keywordflow">if</span> (S &gt;= G)</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// (R,S) and (R,G-S) are canonical,</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// but is fully canonical when S &lt;= G-S</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">auto</span> <span class="keyword">const</span> Sp = G - S;</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keywordflow">if</span> (S &gt; Sp)</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespaceripple.html#a286745fec5429abb3893001b4982522ba9f3fda2fef6dda85970e12ce9a9b8cbe">ECDSACanonicality::canonical</a>;</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespaceripple.html#a286745fec5429abb3893001b4982522ba3e23eeda3fe3fb70d1e274eab59199d1">ECDSACanonicality::fullyCanonical</a>;</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span>}</div>
</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span><span class="keyword">static</span> <span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00153" data-start="{" data-end="}">
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"><a class="line" href="namespaceripple.html#ae301df62c738814e031244626b80c8d4"> 153</a></span><a class="code hl_function" href="namespaceripple.html#ae301df62c738814e031244626b80c8d4">ed25519Canonical</a>(<a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; sig)</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span>{</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keywordflow">if</span> (sig.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() != 64)</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="comment">// Big-endian Order, the Ed25519 subgroup order</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> <span class="keyword">const</span> Order[] = {</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0xDE, 0xF9, 0xDE, 0xA2, 0xF7,</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> 0x9C, 0xD6, 0x58, 0x12, 0x63, 0x1A, 0x5C, 0xF5, 0xD3, 0xED,</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> };</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="comment">// Take the second half of signature</span></div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// and byte-reverse it to big-endian.</span></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="keyword">auto</span> <span class="keyword">const</span> le = sig.<a class="code hl_function" href="classripple_1_1Slice.html#a86b04f444930887410acd22b367efc8c">data</a>() + 32;</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> S[32];</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/algorithm/reverse_copy.html">std::reverse_copy</a>(le, le + 32, S);</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="comment">// Must be less than Order</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keywordflow">return</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/algorithm/lexicographical_compare.html">std::lexicographical_compare</a>(S, S + 32, Order, Order + 32);</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span>}</div>
</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="foldopen" id="foldopen00174" data-start="{" data-end="}">
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"><a class="line" href="classripple_1_1PublicKey.html#acb4fa15eaeda4e975f987b285dda1010"> 174</a></span><a class="code hl_function" href="classripple_1_1PublicKey.html#a797cc458e106ecc9f915f0cbc6484f73">PublicKey::PublicKey</a>(<a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; slice)</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span>{</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="classripple_1_1PublicKey.html#ae0bcc607176a440ec63a86bae5767036">slice</a>.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() &lt; <a class="code hl_variable" href="classripple_1_1PublicKey.html#a6d9d095af27cec25bedf1bbb364a4dac">size_</a>)</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <a class="code hl_function" href="namespaceripple.html#aefd2f77338ce3c9a2fffc4f0b289b483">LogicError</a>(</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="stringliteral">&quot;PublicKey::PublicKey - Input slice cannot be an undersized &quot;</span></div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="stringliteral">&quot;buffer&quot;</span>);</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> </div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="namespaceripple.html#a798e187ba7443d8f951b810a12d50976">publicKeyType</a>(<a class="code hl_function" href="classripple_1_1PublicKey.html#ae0bcc607176a440ec63a86bae5767036">slice</a>))</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <a class="code hl_function" href="namespaceripple.html#aefd2f77338ce3c9a2fffc4f0b289b483">LogicError</a>(<span class="stringliteral">&quot;PublicKey::PublicKey invalid type&quot;</span>);</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/string/byte/memcpy.html">std::memcpy</a>(<a class="code hl_variable" href="classripple_1_1PublicKey.html#ac21812c7058e521f8c36a7ffbe2cea11">buf_</a>, <a class="code hl_function" href="classripple_1_1PublicKey.html#ae0bcc607176a440ec63a86bae5767036">slice</a>.<a class="code hl_function" href="classripple_1_1Slice.html#a86b04f444930887410acd22b367efc8c">data</a>(), <a class="code hl_variable" href="classripple_1_1PublicKey.html#a6d9d095af27cec25bedf1bbb364a4dac">size_</a>);</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span>}</div>
</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="foldopen" id="foldopen00186" data-start="{" data-end="}">
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"><a class="line" href="classripple_1_1PublicKey.html#a7378bc4e4389bb993a5c721c35f7f61d"> 186</a></span><a class="code hl_function" href="classripple_1_1PublicKey.html#a797cc458e106ecc9f915f0cbc6484f73">PublicKey::PublicKey</a>(<a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; other)</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span>{</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/string/byte/memcpy.html">std::memcpy</a>(<a class="code hl_variable" href="classripple_1_1PublicKey.html#ac21812c7058e521f8c36a7ffbe2cea11">buf_</a>, other.<a class="code hl_variable" href="classripple_1_1PublicKey.html#ac21812c7058e521f8c36a7ffbe2cea11">buf_</a>, <a class="code hl_variable" href="classripple_1_1PublicKey.html#a6d9d095af27cec25bedf1bbb364a4dac">size_</a>);</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span>}</div>
</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span><a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a>&amp;</div>
<div class="foldopen" id="foldopen00192" data-start="{" data-end="}">
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"><a class="line" href="classripple_1_1PublicKey.html#ae50ae98c3dce17d9b41e47a174b6a901"> 192</a></span><a class="code hl_function" href="classripple_1_1PublicKey.html#ae50ae98c3dce17d9b41e47a174b6a901">PublicKey::operator=</a>(<a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; other)</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span>{</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="keywordflow">if</span> (<span class="keyword">this</span> != &amp;other)</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> {</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/string/byte/memcpy.html">std::memcpy</a>(<a class="code hl_variable" href="classripple_1_1PublicKey.html#ac21812c7058e521f8c36a7ffbe2cea11">buf_</a>, other.<a class="code hl_variable" href="classripple_1_1PublicKey.html#ac21812c7058e521f8c36a7ffbe2cea11">buf_</a>, <a class="code hl_variable" href="classripple_1_1PublicKey.html#a6d9d095af27cec25bedf1bbb364a4dac">size_</a>);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> }</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span>}</div>
</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> </div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;KeyType&gt;</a></div>
<div class="foldopen" id="foldopen00205" data-start="{" data-end="}">
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"><a class="line" href="namespaceripple.html#a798e187ba7443d8f951b810a12d50976"> 205</a></span><a class="code hl_function" href="namespaceripple.html#a798e187ba7443d8f951b810a12d50976">publicKeyType</a>(<a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; slice)</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span>{</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="keywordflow">if</span> (slice.<a class="code hl_function" href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">size</a>() == 33)</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> {</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keywordflow">if</span> (slice[0] == 0xED)</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b">KeyType::ed25519</a>;</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="keywordflow">if</span> (slice[0] == 0x02 || slice[0] == 0x03)</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757">KeyType::secp256k1</a>;</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> }</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="keywordflow">return</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::nullopt</a>;</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span>}</div>
</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span><span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00220" data-start="{" data-end="}">
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"><a class="line" href="namespaceripple.html#a1ca5a15d8ff4637d8436cfcc7df7e69c"> 220</a></span><a class="code hl_function" href="namespaceripple.html#a1ca5a15d8ff4637d8436cfcc7df7e69c">verifyDigest</a>(</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; publicKey,</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <a class="code hl_class" href="classripple_1_1base__uint.html">uint256</a> <span class="keyword">const</span>&amp; <a class="code hl_function" href="namespaceripple.html#a91e9fe7a4e92dba79c3812fd3edcaacc">digest</a>,</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; sig,</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> <span class="keywordtype">bool</span> mustBeFullyCanonical) <span class="keyword">noexcept</span></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span>{</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="namespaceripple.html#a798e187ba7443d8f951b810a12d50976">publicKeyType</a>(publicKey) != <a class="code hl_enumvalue" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757">KeyType::secp256k1</a>)</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <a class="code hl_function" href="namespaceripple.html#aefd2f77338ce3c9a2fffc4f0b289b483">LogicError</a>(<span class="stringliteral">&quot;sign: secp256k1 required for digest signing&quot;</span>);</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="keyword">auto</span> <span class="keyword">const</span> canonicality = <a class="code hl_function" href="namespaceripple.html#a06c04baee32e460076ce4d9df3ffd98f">ecdsaCanonicality</a>(sig);</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keywordflow">if</span> (!canonicality)</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="keywordflow">if</span> (mustBeFullyCanonical &amp;&amp;</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> (*canonicality != <a class="code hl_enumvalue" href="namespaceripple.html#a286745fec5429abb3893001b4982522ba3e23eeda3fe3fb70d1e274eab59199d1">ECDSACanonicality::fullyCanonical</a>))</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> secp256k1_pubkey pubkey_imp;</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="keywordflow">if</span> (secp256k1_ec_pubkey_parse(</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <a class="code hl_function" href="namespaceripple.html#a00e18a10d625a1dd7c5fff26960a6d16">secp256k1Context</a>(),</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> &amp;pubkey_imp,</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> const*<span class="keyword">&gt;</span>(publicKey.data()),</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> publicKey.size()) != 1)</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> secp256k1_ecdsa_signature sig_imp;</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="keywordflow">if</span> (secp256k1_ecdsa_signature_parse_der(</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <a class="code hl_function" href="namespaceripple.html#a00e18a10d625a1dd7c5fff26960a6d16">secp256k1Context</a>(),</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> &amp;sig_imp,</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> const*<span class="keyword">&gt;</span>(sig.data()),</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> sig.size()) != 1)</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="keywordflow">if</span> (*canonicality != <a class="code hl_enumvalue" href="namespaceripple.html#a286745fec5429abb3893001b4982522ba3e23eeda3fe3fb70d1e274eab59199d1">ECDSACanonicality::fullyCanonical</a>)</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> {</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> secp256k1_ecdsa_signature sig_norm;</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <span class="keywordflow">if</span> (secp256k1_ecdsa_signature_normalize(</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <a class="code hl_function" href="namespaceripple.html#a00e18a10d625a1dd7c5fff26960a6d16">secp256k1Context</a>(), &amp;sig_norm, &amp;sig_imp) != 1)</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <span class="keywordflow">return</span> secp256k1_ecdsa_verify(</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <a class="code hl_function" href="namespaceripple.html#a00e18a10d625a1dd7c5fff26960a6d16">secp256k1Context</a>(),</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> &amp;sig_norm,</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> const*<span class="keyword">&gt;</span>(<a class="code hl_function" href="namespaceripple.html#a91e9fe7a4e92dba79c3812fd3edcaacc">digest</a>.data()),</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> &amp;pubkey_imp) == 1;</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> }</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="keywordflow">return</span> secp256k1_ecdsa_verify(</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <a class="code hl_function" href="namespaceripple.html#a00e18a10d625a1dd7c5fff26960a6d16">secp256k1Context</a>(),</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> &amp;sig_imp,</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> const*<span class="keyword">&gt;</span>(<a class="code hl_function" href="namespaceripple.html#a91e9fe7a4e92dba79c3812fd3edcaacc">digest</a>.data()),</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> &amp;pubkey_imp) == 1;</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span>}</div>
</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> </div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span><span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00270" data-start="{" data-end="}">
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"><a class="line" href="namespaceripple.html#a3549cb4c3d81efe240ad20c147e48ac7"> 270</a></span><a class="code hl_function" href="namespaceripple.html#a3549cb4c3d81efe240ad20c147e48ac7">verify</a>(</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; publicKey,</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; m,</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <a class="code hl_class" href="classripple_1_1Slice.html">Slice</a> <span class="keyword">const</span>&amp; sig,</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordtype">bool</span> mustBeFullyCanonical) <span class="keyword">noexcept</span></div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span>{</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> <span class="keyword">const</span> type = <a class="code hl_function" href="namespaceripple.html#a798e187ba7443d8f951b810a12d50976">publicKeyType</a>(publicKey))</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> {</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <span class="keywordflow">if</span> (*type == <a class="code hl_enumvalue" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757">KeyType::secp256k1</a>)</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> {</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceripple.html#a1ca5a15d8ff4637d8436cfcc7df7e69c">verifyDigest</a>(</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> publicKey, <a class="code hl_function" href="namespaceripple.html#ae3f5bc352766a1a8dbf5270eb7dbc2e7">sha512Half</a>(m), sig, mustBeFullyCanonical);</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> }</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*type == <a class="code hl_enumvalue" href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b">KeyType::ed25519</a>)</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> {</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="namespaceripple.html#ae301df62c738814e031244626b80c8d4">ed25519Canonical</a>(sig))</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> </div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <span class="comment">// We internally prefix Ed25519 keys with a 0xED</span></div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="comment">// byte to distinguish them from secp256k1 keys</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="comment">// so when verifying the signature, we need to</span></div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> <span class="comment">// first strip that prefix.</span></div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <span class="keywordflow">return</span> ed25519_sign_open(</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> m.data(), m.size(), publicKey.data() + 1, sig.data()) ==</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> 0;</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> }</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> }</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span>}</div>
</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span><a class="code hl_typedef" href="namespaceripple.html#a4e412a5834900d9affa8db3ac1a27209">NodeID</a></div>
<div class="foldopen" id="foldopen00301" data-start="{" data-end="}">
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"><a class="line" href="namespaceripple.html#aa2a27f242f6d150ff52f2ad0b2e2a512"> 301</a></span><a class="code hl_function" href="namespaceripple.html#aa2a27f242f6d150ff52f2ad0b2e2a512">calcNodeID</a>(<a class="code hl_class" href="classripple_1_1PublicKey.html">PublicKey</a> <span class="keyword">const</span>&amp; pk)</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span>{</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="keyword">static_assert</span>(<a class="code hl_variable" href="classripple_1_1base__uint.html#a0b4a0b3b3751537097e813911d06c072">NodeID::bytes</a> == <span class="keyword">sizeof</span>(<a class="code hl_typedef" href="structripple_1_1ripesha__hasher.html#abbb66f2384da0f7de0e459b56f929105">ripesha_hasher::result_type</a>));</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> </div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <a class="code hl_struct" href="structripple_1_1ripesha__hasher.html">ripesha_hasher</a> h;</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> h(pk.<a class="code hl_function" href="classripple_1_1PublicKey.html#a0d1f7d8cc234d4bd69b0a6c529d12518">data</a>(), pk.<a class="code hl_function" href="classripple_1_1PublicKey.html#a663437215503b159ed33b1664e4213a3">size</a>());</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> <span class="keywordflow">return</span> <a class="code hl_class" href="classripple_1_1base__uint.html">NodeID</a>{<span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/container/array.html">ripesha_hasher::result_type</a><span class="keyword">&gt;</span>(h)};</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span>}</div>
</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> </div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span>} <span class="comment">// namespace ripple</span></div>
<div class="ttc" id="aalgorithm_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/algorithm.html">algorithm</a></div></div>
<div class="ttc" id="aarray_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/array.html">std::array</a></div></div>
<div class="ttc" id="abasic_ostream_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::ostream</a></div></div>
<div class="ttc" id="abasic_string_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html"><div class="ttname"><a href="classripple_1_1PublicKey.html">ripple::PublicKey</a></div><div class="ttdoc">A public key.</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8h_source.html#l00042">PublicKey.h:43</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html_a0d1f7d8cc234d4bd69b0a6c529d12518"><div class="ttname"><a href="classripple_1_1PublicKey.html#a0d1f7d8cc234d4bd69b0a6c529d12518">ripple::PublicKey::data</a></div><div class="ttdeci">std::uint8_t const * data() const noexcept</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8h_source.html#l00068">PublicKey.h:68</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html_a663437215503b159ed33b1664e4213a3"><div class="ttname"><a href="classripple_1_1PublicKey.html#a663437215503b159ed33b1664e4213a3">ripple::PublicKey::size</a></div><div class="ttdeci">std::size_t size() const noexcept</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8h_source.html#l00074">PublicKey.h:74</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html_a6d9d095af27cec25bedf1bbb364a4dac"><div class="ttname"><a href="classripple_1_1PublicKey.html#a6d9d095af27cec25bedf1bbb364a4dac">ripple::PublicKey::size_</a></div><div class="ttdeci">static constexpr std::size_t size_</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8h_source.html#l00047">PublicKey.h:47</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html_a797cc458e106ecc9f915f0cbc6484f73"><div class="ttname"><a href="classripple_1_1PublicKey.html#a797cc458e106ecc9f915f0cbc6484f73">ripple::PublicKey::PublicKey</a></div><div class="ttdeci">PublicKey()=delete</div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html_ac21812c7058e521f8c36a7ffbe2cea11"><div class="ttname"><a href="classripple_1_1PublicKey.html#ac21812c7058e521f8c36a7ffbe2cea11">ripple::PublicKey::buf_</a></div><div class="ttdeci">std::uint8_t buf_[size_]</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8h_source.html#l00048">PublicKey.h:48</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html_ae0bcc607176a440ec63a86bae5767036"><div class="ttname"><a href="classripple_1_1PublicKey.html#ae0bcc607176a440ec63a86bae5767036">ripple::PublicKey::slice</a></div><div class="ttdeci">Slice slice() const noexcept</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8h_source.html#l00104">PublicKey.h:104</a></div></div>
<div class="ttc" id="aclassripple_1_1PublicKey_html_ae50ae98c3dce17d9b41e47a174b6a901"><div class="ttname"><a href="classripple_1_1PublicKey.html#ae50ae98c3dce17d9b41e47a174b6a901">ripple::PublicKey::operator=</a></div><div class="ttdeci">PublicKey &amp; operator=(PublicKey const &amp;other)</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00192">PublicKey.cpp:192</a></div></div>
<div class="ttc" id="aclassripple_1_1Slice_html"><div class="ttname"><a href="classripple_1_1Slice.html">ripple::Slice</a></div><div class="ttdoc">An immutable linear range of bytes.</div><div class="ttdef"><b>Definition</b> <a href="Slice_8h_source.html#l00026">Slice.h:27</a></div></div>
<div class="ttc" id="aclassripple_1_1Slice_html_a38d951bc2f27aaf89c3fdb5914c7e169"><div class="ttname"><a href="classripple_1_1Slice.html#a38d951bc2f27aaf89c3fdb5914c7e169">ripple::Slice::empty</a></div><div class="ttdeci">bool empty() const noexcept</div><div class="ttdoc">Return true if the byte range is empty.</div><div class="ttdef"><b>Definition</b> <a href="Slice_8h_source.html#l00051">Slice.h:51</a></div></div>
<div class="ttc" id="aclassripple_1_1Slice_html_a86b04f444930887410acd22b367efc8c"><div class="ttname"><a href="classripple_1_1Slice.html#a86b04f444930887410acd22b367efc8c">ripple::Slice::data</a></div><div class="ttdeci">std::uint8_t const * data() const noexcept</div><div class="ttdoc">Return a pointer to beginning of the storage.</div><div class="ttdef"><b>Definition</b> <a href="Slice_8h_source.html#l00079">Slice.h:79</a></div></div>
<div class="ttc" id="aclassripple_1_1Slice_html_aa6faa586508e0f849d4591d807353825"><div class="ttname"><a href="classripple_1_1Slice.html#aa6faa586508e0f849d4591d807353825">ripple::Slice::size</a></div><div class="ttdeci">std::size_t size() const noexcept</div><div class="ttdoc">Returns the number of bytes in the storage.</div><div class="ttdef"><b>Definition</b> <a href="Slice_8h_source.html#l00062">Slice.h:62</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html"><div class="ttname"><a href="classripple_1_1base__uint.html">ripple::base_uint&lt; 256 &gt;</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html_a0b4a0b3b3751537097e813911d06c072"><div class="ttname"><a href="classripple_1_1base__uint.html#a0b4a0b3b3751537097e813911d06c072">ripple::base_uint&lt; 160, detail::NodeIDTag &gt;::bytes</a></div><div class="ttdeci">static std::size_t constexpr bytes</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00089">base_uint.h:89</a></div></div>
<div class="ttc" id="acstdint_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/cstdint.html">cstdint</a></div></div>
<div class="ttc" id="acstring_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/cstring.html">cstring</a></div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a></div></div>
<div class="ttc" id="ais_same_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/is_same.html">std::is_same_v</a></div><div class="ttdeci">T is_same_v</div></div>
<div class="ttc" id="alexicographical_compare_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/algorithm/lexicographical_compare.html">std::lexicographical_compare</a></div><div class="ttdeci">T lexicographical_compare(T... args)</div></div>
<div class="ttc" id="amemcpy_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/byte/memcpy.html">std::memcpy</a></div><div class="ttdeci">T memcpy(T... args)</div></div>
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition</b> <a href="algorithm_8h_source.html#l00006">algorithm.h:6</a></div></div>
<div class="ttc" id="anamespaceripple_html_a00e18a10d625a1dd7c5fff26960a6d16"><div class="ttname"><a href="namespaceripple.html#a00e18a10d625a1dd7c5fff26960a6d16">ripple::secp256k1Context</a></div><div class="ttdeci">secp256k1_context const * secp256k1Context()</div><div class="ttdef"><b>Definition</b> <a href="secp256k1_8h_source.html#l00010">secp256k1.h:10</a></div></div>
<div class="ttc" id="anamespaceripple_html_a06c04baee32e460076ce4d9df3ffd98f"><div class="ttname"><a href="namespaceripple.html#a06c04baee32e460076ce4d9df3ffd98f">ripple::ecdsaCanonicality</a></div><div class="ttdeci">std::optional&lt; ECDSACanonicality &gt; ecdsaCanonicality(Slice const &amp;sig)</div><div class="ttdoc">Determines the canonicality of a signature.</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00111">PublicKey.cpp:111</a></div></div>
<div class="ttc" id="anamespaceripple_html_a1bf8df553d36589191c8057c136cce03"><div class="ttname"><a href="namespaceripple.html#a1bf8df553d36589191c8057c136cce03">ripple::TokenType</a></div><div class="ttdeci">TokenType</div><div class="ttdef"><b>Definition</b> <a href="tokens_8h_source.html#l00019">tokens.h:19</a></div></div>
<div class="ttc" id="anamespaceripple_html_a1ca5a15d8ff4637d8436cfcc7df7e69c"><div class="ttname"><a href="namespaceripple.html#a1ca5a15d8ff4637d8436cfcc7df7e69c">ripple::verifyDigest</a></div><div class="ttdeci">bool verifyDigest(PublicKey const &amp;publicKey, uint256 const &amp;digest, Slice const &amp;sig, bool mustBeFullyCanonical=true) noexcept</div><div class="ttdoc">Verify a secp256k1 signature on the digest of a message.</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00220">PublicKey.cpp:220</a></div></div>
<div class="ttc" id="anamespaceripple_html_a286745fec5429abb3893001b4982522ba3e23eeda3fe3fb70d1e274eab59199d1"><div class="ttname"><a href="namespaceripple.html#a286745fec5429abb3893001b4982522ba3e23eeda3fe3fb70d1e274eab59199d1">ripple::ECDSACanonicality::fullyCanonical</a></div><div class="ttdeci">@ fullyCanonical</div></div>
<div class="ttc" id="anamespaceripple_html_a286745fec5429abb3893001b4982522ba9f3fda2fef6dda85970e12ce9a9b8cbe"><div class="ttname"><a href="namespaceripple.html#a286745fec5429abb3893001b4982522ba9f3fda2fef6dda85970e12ce9a9b8cbe">ripple::ECDSACanonicality::canonical</a></div><div class="ttdeci">@ canonical</div></div>
<div class="ttc" id="anamespaceripple_html_a2d4b11b177a0b78f80727d7800399ff6"><div class="ttname"><a href="namespaceripple.html#a2d4b11b177a0b78f80727d7800399ff6">ripple::parseBase58</a></div><div class="ttdeci">std::optional&lt; AccountID &gt; parseBase58(std::string const &amp;s)</div><div class="ttdoc">Parse AccountID from checked, base58 string.</div><div class="ttdef"><b>Definition</b> <a href="AccountID_8cpp_source.html#l00105">AccountID.cpp:105</a></div></div>
<div class="ttc" id="anamespaceripple_html_a3549cb4c3d81efe240ad20c147e48ac7"><div class="ttname"><a href="namespaceripple.html#a3549cb4c3d81efe240ad20c147e48ac7">ripple::verify</a></div><div class="ttdeci">bool verify(PublicKey const &amp;publicKey, Slice const &amp;m, Slice const &amp;sig, bool mustBeFullyCanonical=true) noexcept</div><div class="ttdoc">Verify a signature on a message.</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00270">PublicKey.cpp:270</a></div></div>
<div class="ttc" id="anamespaceripple_html_a3da1781bb9795989b8fcee62bbad358a"><div class="ttname"><a href="namespaceripple.html#a3da1781bb9795989b8fcee62bbad358a">ripple::sliceToHex</a></div><div class="ttdeci">static std::string sliceToHex(Slice const &amp;slice)</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00076">PublicKey.cpp:76</a></div></div>
<div class="ttc" id="anamespaceripple_html_a4e412a5834900d9affa8db3ac1a27209"><div class="ttname"><a href="namespaceripple.html#a4e412a5834900d9affa8db3ac1a27209">ripple::NodeID</a></div><div class="ttdeci">base_uint&lt; 160, detail::NodeIDTag &gt; NodeID</div><div class="ttdoc">NodeID is a 160-bit hash representing one node.</div><div class="ttdef"><b>Definition</b> <a href="UintTypes_8h_source.html#l00040">UintTypes.h:40</a></div></div>
<div class="ttc" id="anamespaceripple_html_a5bd51f6d2ddf8b6714a173096ebf946b"><div class="ttname"><a href="namespaceripple.html#a5bd51f6d2ddf8b6714a173096ebf946b">ripple::sigPart</a></div><div class="ttdeci">static std::optional&lt; Slice &gt; sigPart(Slice &amp;buf)</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00050">PublicKey.cpp:50</a></div></div>
<div class="ttc" id="anamespaceripple_html_a5c77599883897def8bd3e9e4ad140f95"><div class="ttname"><a href="namespaceripple.html#a5c77599883897def8bd3e9e4ad140f95">ripple::operator&lt;&lt;</a></div><div class="ttdeci">std::ostream &amp; operator&lt;&lt;(std::ostream &amp;out, base_uint&lt; Bits, Tag &gt; const &amp;u)</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00627">base_uint.h:628</a></div></div>
<div class="ttc" id="anamespaceripple_html_a791e5b51e5921b1070bc195ba2959f3e"><div class="ttname"><a href="namespaceripple.html#a791e5b51e5921b1070bc195ba2959f3e">ripple::decodeBase58Token</a></div><div class="ttdeci">std::string decodeBase58Token(std::string const &amp;s, TokenType type)</div><div class="ttdef"><b>Definition</b> <a href="tokens_8cpp_source.html#l00191">tokens.cpp:191</a></div></div>
<div class="ttc" id="anamespaceripple_html_a798e187ba7443d8f951b810a12d50976"><div class="ttname"><a href="namespaceripple.html#a798e187ba7443d8f951b810a12d50976">ripple::publicKeyType</a></div><div class="ttdeci">std::optional&lt; KeyType &gt; publicKeyType(Slice const &amp;slice)</div><div class="ttdoc">Returns the type of public key.</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00205">PublicKey.cpp:205</a></div></div>
<div class="ttc" id="anamespaceripple_html_a86e358ce3f06ff049af13c2342791cf8"><div class="ttname"><a href="namespaceripple.html#a86e358ce3f06ff049af13c2342791cf8">ripple::strHex</a></div><div class="ttdeci">std::string strHex(FwdIt begin, FwdIt end)</div><div class="ttdef"><b>Definition</b> <a href="strHex_8h_source.html#l00011">strHex.h:11</a></div></div>
<div class="ttc" id="anamespaceripple_html_a91e9fe7a4e92dba79c3812fd3edcaacc"><div class="ttname"><a href="namespaceripple.html#a91e9fe7a4e92dba79c3812fd3edcaacc">ripple::digest</a></div><div class="ttdeci">static Hasher::result_type digest(void const *data, std::size_t size) noexcept</div><div class="ttdef"><b>Definition</b> <a href="tokens_8cpp_source.html#l00138">tokens.cpp:138</a></div></div>
<div class="ttc" id="anamespaceripple_html_a93f2333b362ee67694b78f55eadf7805"><div class="ttname"><a href="namespaceripple.html#a93f2333b362ee67694b78f55eadf7805">ripple::makeSlice</a></div><div class="ttdeci">std::enable_if_t&lt; std::is_same&lt; T, char &gt;::value||std::is_same&lt; T, unsigned char &gt;::value, Slice &gt; makeSlice(std::array&lt; T, N &gt; const &amp;a)</div><div class="ttdef"><b>Definition</b> <a href="Slice_8h_source.html#l00225">Slice.h:225</a></div></div>
<div class="ttc" id="anamespaceripple_html_a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b"><div class="ttname"><a href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea8183aa2c95dc1385c8f58bf1917fcb0b">ripple::KeyType::ed25519</a></div><div class="ttdeci">@ ed25519</div></div>
<div class="ttc" id="anamespaceripple_html_a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757"><div class="ttname"><a href="namespaceripple.html#a9de744cfdefe1132969eb982e57e4ddea82c2b7829b8129e5a2d53665ba4b4757">ripple::KeyType::secp256k1</a></div><div class="ttdeci">@ secp256k1</div></div>
<div class="ttc" id="anamespaceripple_html_aa2a27f242f6d150ff52f2ad0b2e2a512"><div class="ttname"><a href="namespaceripple.html#aa2a27f242f6d150ff52f2ad0b2e2a512">ripple::calcNodeID</a></div><div class="ttdeci">NodeID calcNodeID(PublicKey const &amp;)</div><div class="ttdoc">Calculate the 160-bit node ID from a node public key.</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00301">PublicKey.cpp:301</a></div></div>
<div class="ttc" id="anamespaceripple_html_ae301df62c738814e031244626b80c8d4"><div class="ttname"><a href="namespaceripple.html#ae301df62c738814e031244626b80c8d4">ripple::ed25519Canonical</a></div><div class="ttdeci">static bool ed25519Canonical(Slice const &amp;sig)</div><div class="ttdef"><b>Definition</b> <a href="PublicKey_8cpp_source.html#l00153">PublicKey.cpp:153</a></div></div>
<div class="ttc" id="anamespaceripple_html_ae3f5bc352766a1a8dbf5270eb7dbc2e7"><div class="ttname"><a href="namespaceripple.html#ae3f5bc352766a1a8dbf5270eb7dbc2e7">ripple::sha512Half</a></div><div class="ttdeci">sha512_half_hasher::result_type sha512Half(Args const &amp;... args)</div><div class="ttdoc">Returns the SHA512-Half of a series of objects.</div><div class="ttdef"><b>Definition</b> <a href="digest_8h_source.html#l00205">digest.h:205</a></div></div>
<div class="ttc" id="anamespaceripple_html_aefd2f77338ce3c9a2fffc4f0b289b483"><div class="ttname"><a href="namespaceripple.html#aefd2f77338ce3c9a2fffc4f0b289b483">ripple::LogicError</a></div><div class="ttdeci">void LogicError(std::string const &amp;how) noexcept</div><div class="ttdoc">Called when faulty logic causes a broken invariant.</div><div class="ttdef"><b>Definition</b> <a href="libxrpl_2basics_2contract_8cpp_source.html#l00018">libxrpl/basics/contract.cpp:18</a></div></div>
<div class="ttc" id="aoptional_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/optional.html">optional</a></div></div>
<div class="ttc" id="aostream_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/ostream.html">ostream</a></div></div>
<div class="ttc" id="areserve_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string/reserve.html">std::string::reserve</a></div><div class="ttdeci">T reserve(T... args)</div></div>
<div class="ttc" id="areverse_copy_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/algorithm/reverse_copy.html">std::reverse_copy</a></div><div class="ttdeci">T reverse_copy(T... args)</div></div>
<div class="ttc" id="astring_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/string.html">string</a></div></div>
<div class="ttc" id="astructripple_1_1ripesha__hasher_html"><div class="ttname"><a href="structripple_1_1ripesha__hasher.html">ripple::ripesha_hasher</a></div><div class="ttdoc">Returns the RIPEMD-160 digest of the SHA256 hash of the message.</div><div class="ttdef"><b>Definition</b> <a href="digest_8h_source.html#l00116">digest.h:117</a></div></div>
<div class="ttc" id="astructripple_1_1ripesha__hasher_html_abbb66f2384da0f7de0e459b56f929105"><div class="ttname"><a href="structripple_1_1ripesha__hasher.html#abbb66f2384da0f7de0e459b56f929105">ripple::ripesha_hasher::result_type</a></div><div class="ttdeci">std::array&lt; std::uint8_t, 20 &gt; result_type</div><div class="ttdef"><b>Definition</b> <a href="digest_8h_source.html#l00124">digest.h:124</a></div></div>
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