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<li class="navelem"><a class="el" href="dir_df9c78dcf3f59a33b12284f95992a64b.html">ripple</a></li><li class="navelem"><a class="el" href="dir_380eda8174f5eb060d37b8b034a94866.html">shamap</a></li><li class="navelem"><a class="el" href="dir_105cccbbf432365df53e381b580b4a54.html">impl</a></li> </ul>
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<div class="title">TaggedPointer.h</div> </div>
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Copyright (c) 2020 Ripple Labs Inc.</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">*/</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">//==============================================================================</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef RIPPLE_SHAMAP_TAGGEDPOINTER_H_INCLUDED</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define RIPPLE_SHAMAP_TAGGEDPOINTER_H_INCLUDED</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <ripple/shamap/SHAMapTreeNode.h></span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/array.html">array</a>></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/bit.html">bit</a>></span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/cstdint.html">cstdint</a>></span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/optional.html">optional</a>></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="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classripple_1_1TaggedPointer.html"> 59</a></span> <span class="keyword">class </span><a class="code" href="classripple_1_1TaggedPointer.html">TaggedPointer</a></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"> 61</span>  static_assert(</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">alignof</span>(<a class="code" href="classripple_1_1SHAMapHash.html">SHAMapHash</a>) >= 4,</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="stringliteral">"Bad alignment: Tag pointer requires low two bits to be zero."</span>);</div>
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<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classripple_1_1TaggedPointer.html#ab40eb19b4a834bbf0316bf8b00f985f0"> 67</a></span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uintptr_t</a> <a class="code" href="classripple_1_1TaggedPointer.html#ab40eb19b4a834bbf0316bf8b00f985f0">tp_</a> = 0;</div>
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<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classripple_1_1TaggedPointer.html#a74d9d7bb06643e18a2c6c8f4d9661393"> 69</a></span>  <span class="keyword">static</span> constexpr <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uintptr_t</a> <a class="code" href="classripple_1_1TaggedPointer.html#a74d9d7bb06643e18a2c6c8f4d9661393">tagMask</a> = 3;</div>
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<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classripple_1_1TaggedPointer.html#aa31e8ae261c16b7cd0e82a5cd9058681"> 71</a></span>  <span class="keyword">static</span> constexpr <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uintptr_t</a> <a class="code" href="classripple_1_1TaggedPointer.html#aa31e8ae261c16b7cd0e82a5cd9058681">ptrMask</a> = ~<a class="code" href="classripple_1_1TaggedPointer.html#a74d9d7bb06643e18a2c6c8f4d9661393">tagMask</a>;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="classripple_1_1TaggedPointer.html#a4ec97fb274ad7021f7bad639cadbf42f">destroyHashesAndChildren</a>();</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="structripple_1_1TaggedPointer_1_1RawAllocateTag.html"> 77</a></span>  <span class="keyword">struct </span><a class="code" href="structripple_1_1TaggedPointer_1_1RawAllocateTag.html">RawAllocateTag</a></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  {</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  };</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">explicit</span> <a class="code" href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">TaggedPointer</a>(<a class="code" href="structripple_1_1TaggedPointer_1_1RawAllocateTag.html">RawAllocateTag</a>, <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> numChildren);</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> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">TaggedPointer</a>() = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">explicit</span> <a class="code" href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">TaggedPointer</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> numChildren);</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">explicit</span> <a class="code" href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">TaggedPointer</a>(</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="classripple_1_1TaggedPointer.html">TaggedPointer</a>&& other,</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> isBranch,</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> toAllocate);</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="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">explicit</span> <a class="code" href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">TaggedPointer</a>(</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="classripple_1_1TaggedPointer.html">TaggedPointer</a>&& other,</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> srcBranches,</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> dstBranches,</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> toAllocate);</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>  <a class="code" href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">TaggedPointer</a>(<a class="code" href="classripple_1_1TaggedPointer.html">TaggedPointer</a> <span class="keyword">const</span>&) = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">TaggedPointer</a>(<a class="code" href="classripple_1_1TaggedPointer.html">TaggedPointer</a>&&);</div>
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<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>  <a class="code" href="classripple_1_1TaggedPointer.html">TaggedPointer</a>&</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="classripple_1_1TaggedPointer.html#aee68138f235b7eb4f5c460c1cd68126e">operator=</a>(<a class="code" href="classripple_1_1TaggedPointer.html">TaggedPointer</a>&&);</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  </div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="classripple_1_1TaggedPointer.html#ace0ddb2f1b39cf44f978ec9ca5683522">~TaggedPointer</a>();</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  </div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  [[nodiscard]] <a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair<std::uint8_t, void*></a></div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="classripple_1_1TaggedPointer.html#afe42cf30b4905dce90bca53dc05ebdd0">decode</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  [[nodiscard]] <a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a></div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="classripple_1_1TaggedPointer.html#aa3fcb13ead97c21651ae2ea0f60e8909">capacity</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  [[nodiscard]] <span class="keywordtype">bool</span></div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <a class="code" href="classripple_1_1TaggedPointer.html#ae529fdc057df9e07c40b488d45855b19">isDense</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  [[nodiscard]] std::</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  tuple<std::uint8_t, SHAMapHash*, std::shared_ptr<SHAMapTreeNode>*></div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="classripple_1_1TaggedPointer.html#a41f33a7472b07de90ec241770e60e114">getHashesAndChildren</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  [[nodiscard]] <a class="code" href="classripple_1_1SHAMapHash.html">SHAMapHash</a>*</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="classripple_1_1TaggedPointer.html#a5beba186305ba9a93219feecd43a71d8">getHashes</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  </div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  [[nodiscard]] <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr<SHAMapTreeNode></a>*</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <a class="code" href="classripple_1_1TaggedPointer.html#a00ec86c8b6236c594e262847eeea68fd">getChildren</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">template</span> <<span class="keyword">class</span> F></div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <a class="code" href="classripple_1_1TaggedPointer.html#ac549f5187a2f29c8fb65a5a399cce913">iterChildren</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> isBranch, F&& f) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  </div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keyword">template</span> <<span class="keyword">class</span> F></div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="classripple_1_1TaggedPointer.html#a00d143272df241cef3ff904d3291652b">iterNonEmptyChildIndexes</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> isBranch, F&& f) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  </div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional<int></a></div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <a class="code" href="classripple_1_1TaggedPointer.html#a38d6dfe0e6c5c842ef8886ac59d6f722">getChildIndex</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> isBranch, <span class="keywordtype">int</span> i) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> };</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  </div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> [[nodiscard]] <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
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<div class="line"><a name="l00223"></a><span class="lineno"><a class="line" href="namespaceripple.html#af313083334c9a7fedf2bc3142b4b4ccd"> 223</a></span> <a class="code" href="namespaceripple.html#af313083334c9a7fedf2bc3142b4b4ccd">popcnt16</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint16_t</a> a)</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> {</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor">#if __cpp_lib_bitops</span></div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">return</span> std::popcount(a);</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="preprocessor">#elif defined(__clang__) || defined(__GNUC__)</span></div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">return</span> __builtin_popcount(a);</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// fallback to table lookup</span></div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keyword">static</span> <span class="keyword">auto</span> constexpr <span class="keyword">const</span> tbl = []() {</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/container/array.html">std::array<std::uint8_t, 256></a> ret{};</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i != 256; ++i)</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  {</div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j != 8; ++j)</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  {</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">if</span> (i & (1 << j))</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  ret[i]++;</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">return</span> ret;</div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }();</div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> tbl[a & 0xff] + tbl[a >> 8];</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> }</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  </div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> } <span class="comment">// namespace ripple</span></div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  </div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="preprocessor">#endif</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_ace0ddb2f1b39cf44f978ec9ca5683522"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#ace0ddb2f1b39cf44f978ec9ca5683522">ripple::TaggedPointer::~TaggedPointer</a></div><div class="ttdeci">~TaggedPointer()</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_a38d6dfe0e6c5c842ef8886ac59d6f722"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#a38d6dfe0e6c5c842ef8886ac59d6f722">ripple::TaggedPointer::getChildIndex</a></div><div class="ttdeci">std::optional< int > getChildIndex(std::uint16_t isBranch, int i) const</div><div class="ttdoc">Get the child's index inside the hashes or children array (which may or may not be sparse).</div></div>
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<div class="ttc" id="ashared_ptr_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/shared_ptr.html">std::shared_ptr</a></div><div class="ttdoc">STL class.</div></div>
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<div class="ttc" id="anamespaceripple_html_af313083334c9a7fedf2bc3142b4b4ccd"><div class="ttname"><a href="namespaceripple.html#af313083334c9a7fedf2bc3142b4b4ccd">ripple::popcnt16</a></div><div class="ttdeci">int popcnt16(std::uint16_t a)</div><div class="ttdef"><b>Definition:</b> <a href="TaggedPointer_8h_source.html#l00223">TaggedPointer.h:223</a></div></div>
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<div class="ttc" id="apair_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_ab40eb19b4a834bbf0316bf8b00f985f0"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#ab40eb19b4a834bbf0316bf8b00f985f0">ripple::TaggedPointer::tp_</a></div><div class="ttdeci">std::uintptr_t tp_</div><div class="ttdoc">Upper bits are the pointer, lowest two bits are the tag A moved-from object will have a tp_ of zero.</div><div class="ttdef"><b>Definition:</b> <a href="TaggedPointer_8h_source.html#l00067">TaggedPointer.h:67</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html"><div class="ttname"><a href="classripple_1_1TaggedPointer.html">ripple::TaggedPointer</a></div><div class="ttdoc">TaggedPointer is a combination of a pointer and a mask stored in the lowest two bits.</div><div class="ttdef"><b>Definition:</b> <a href="TaggedPointer_8h_source.html#l00059">TaggedPointer.h:59</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_aee68138f235b7eb4f5c460c1cd68126e"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#aee68138f235b7eb4f5c460c1cd68126e">ripple::TaggedPointer::operator=</a></div><div class="ttdeci">TaggedPointer & operator=(TaggedPointer &&)</div></div>
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<div class="ttc" id="aclassripple_1_1SHAMapHash_html"><div class="ttname"><a href="classripple_1_1SHAMapHash.html">ripple::SHAMapHash</a></div><div class="ttdef"><b>Definition:</b> <a href="SHAMapHash_8h_source.html#l00032">SHAMapHash.h:32</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_afbb502b281e5ca39f59cda1fd638e73c"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#afbb502b281e5ca39f59cda1fd638e73c">ripple::TaggedPointer::TaggedPointer</a></div><div class="ttdeci">TaggedPointer()=delete</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_a5beba186305ba9a93219feecd43a71d8"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#a5beba186305ba9a93219feecd43a71d8">ripple::TaggedPointer::getHashes</a></div><div class="ttdeci">SHAMapHash * getHashes() const</div><div class="ttdoc">Get the hashes array.</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_ae529fdc057df9e07c40b488d45855b19"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#ae529fdc057df9e07c40b488d45855b19">ripple::TaggedPointer::isDense</a></div><div class="ttdeci">bool isDense() const</div><div class="ttdoc">Check if the arrays have a dense format.</div></div>
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<div class="ttc" id="aarray_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/array.html">array</a></div></div>
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<div class="ttc" id="acstdint_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/cstdint.html">cstdint</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_afe42cf30b4905dce90bca53dc05ebdd0"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#afe42cf30b4905dce90bca53dc05ebdd0">ripple::TaggedPointer::decode</a></div><div class="ttdeci">std::pair< std::uint8_t, void * > decode() const</div><div class="ttdoc">Decode the tagged pointer into its tag and pointer.</div></div>
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<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uintptr_t</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_a4ec97fb274ad7021f7bad639cadbf42f"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#a4ec97fb274ad7021f7bad639cadbf42f">ripple::TaggedPointer::destroyHashesAndChildren</a></div><div class="ttdeci">void destroyHashesAndChildren()</div><div class="ttdoc">Deallocate memory and run destructors.</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_a00d143272df241cef3ff904d3291652b"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#a00d143272df241cef3ff904d3291652b">ripple::TaggedPointer::iterNonEmptyChildIndexes</a></div><div class="ttdeci">void iterNonEmptyChildIndexes(std::uint16_t isBranch, F &&f) const</div><div class="ttdoc">Call the f callback for all non-empty branches.</div></div>
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<div class="ttc" id="abit_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/bit.html">bit</a></div></div>
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<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="RCLCensorshipDetector_8h_source.html#l00029">RCLCensorshipDetector.h:29</a></div></div>
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<div class="ttc" id="astructripple_1_1TaggedPointer_1_1RawAllocateTag_html"><div class="ttname"><a href="structripple_1_1TaggedPointer_1_1RawAllocateTag.html">ripple::TaggedPointer::RawAllocateTag</a></div><div class="ttdef"><b>Definition:</b> <a href="TaggedPointer_8h_source.html#l00077">TaggedPointer.h:77</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_aa31e8ae261c16b7cd0e82a5cd9058681"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#aa31e8ae261c16b7cd0e82a5cd9058681">ripple::TaggedPointer::ptrMask</a></div><div class="ttdeci">static constexpr std::uintptr_t ptrMask</div><div class="ttdoc">bit-and with this mask to get the pointer bits (mask out the tag)</div><div class="ttdef"><b>Definition:</b> <a href="TaggedPointer_8h_source.html#l00071">TaggedPointer.h:71</a></div></div>
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<div class="ttc" id="aoptional_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/optional.html">optional</a></div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_a00ec86c8b6236c594e262847eeea68fd"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#a00ec86c8b6236c594e262847eeea68fd">ripple::TaggedPointer::getChildren</a></div><div class="ttdeci">std::shared_ptr< SHAMapTreeNode > * getChildren() const</div><div class="ttdoc">Get the children array.</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_ac549f5187a2f29c8fb65a5a399cce913"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#ac549f5187a2f29c8fb65a5a399cce913">ripple::TaggedPointer::iterChildren</a></div><div class="ttdeci">void iterChildren(std::uint16_t isBranch, F &&f) const</div><div class="ttdoc">Call the f callback for all 16 (branchFactor) branches - even if the branch is empty.</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_a41f33a7472b07de90ec241770e60e114"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#a41f33a7472b07de90ec241770e60e114">ripple::TaggedPointer::getHashesAndChildren</a></div><div class="ttdeci">std::tuple< std::uint8_t, SHAMapHash *, std::shared_ptr< SHAMapTreeNode > * > getHashesAndChildren() const</div><div class="ttdoc">Get the number of elements in each array and a pointer to the start of each array.</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_aa3fcb13ead97c21651ae2ea0f60e8909"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#aa3fcb13ead97c21651ae2ea0f60e8909">ripple::TaggedPointer::capacity</a></div><div class="ttdeci">std::uint8_t capacity() const</div><div class="ttdoc">Get the number of elements allocated for each array.</div></div>
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<div class="ttc" id="aclassripple_1_1TaggedPointer_html_a74d9d7bb06643e18a2c6c8f4d9661393"><div class="ttname"><a href="classripple_1_1TaggedPointer.html#a74d9d7bb06643e18a2c6c8f4d9661393">ripple::TaggedPointer::tagMask</a></div><div class="ttdeci">static constexpr std::uintptr_t tagMask</div><div class="ttdoc">bit-and with this mask to get the tag bits (lowest two bits)</div><div class="ttdef"><b>Definition:</b> <a href="TaggedPointer_8h_source.html#l00069">TaggedPointer.h:69</a></div></div>
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