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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_0103a8ad82dcc2c51f5cde661b4b5cb7.html">xrpl</a></li><li class="navelem"><a class="el" href="dir_f534ca90a4985f34ab325acfbcd39b84.html">basics</a></li> </ul>
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<div class="headertitle"><div class="title">SHAMapHash.h</div></div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">/*</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> Copyright (c) 2021 Ripple Labs Inc.</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"></span> </div>
<div class="line"><a id="l00006" 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>
<div class="line"><a id="l00007" 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>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"></span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a id="l00012" 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>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a id="l00014" 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>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment">*/</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment">//==============================================================================</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#ifndef RIPPLE_BASICS_SHAMAP_HASH_H_INCLUDED</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#define RIPPLE_BASICS_SHAMAP_HASH_H_INCLUDED</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;xrpl/basics/base_uint.h&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include &lt;xrpl/basics/partitioned_unordered_map.h&gt;</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</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="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</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><span class="comment">// A SHAMapHash is the hash of a node in a SHAMap, and also the</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="comment">// type of the hash of the entire SHAMap.</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="foldopen" id="foldopen00033" data-start="{" data-end="};">
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html"> 33</a></span><span class="keyword">class </span><a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span>{</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830"> 35</a></span> <a class="code hl_class" href="classripple_1_1base__uint.html">uint256</a> <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a0e92760f4e5e96fbeb7aeb45ca3c7a84"> 38</a></span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#a0e92760f4e5e96fbeb7aeb45ca3c7a84">SHAMapHash</a>() = <span class="keywordflow">default</span>;</div>
<div class="foldopen" id="foldopen00039" data-start="{" data-end="}">
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a698138d3b31165bf9acd96f3afec08fb"> 39</a></span> <span class="keyword">explicit</span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#a698138d3b31165bf9acd96f3afec08fb">SHAMapHash</a>(<a class="code hl_class" href="classripple_1_1base__uint.html">uint256</a> <span class="keyword">const</span>&amp; hash) : <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>(hash)</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> {</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> }</div>
</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <a class="code hl_class" href="classripple_1_1base__uint.html">uint256</a> <span class="keyword">const</span>&amp;</div>
<div class="foldopen" id="foldopen00044" data-start="{" data-end="}">
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a8dd7c989b7bcbf264513e2d57154344d"> 44</a></span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#a8dd7c989b7bcbf264513e2d57154344d">as_uint256</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>;</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> }</div>
</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <a class="code hl_class" href="classripple_1_1base__uint.html">uint256</a>&amp;</div>
<div class="foldopen" id="foldopen00049" data-start="{" data-end="}">
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#ab0bed30faa2be4bb1d64320fe454c8ef"> 49</a></span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#ab0bed30faa2be4bb1d64320fe454c8ef">as_uint256</a>()</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> {</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> }</div>
</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00054" data-start="{" data-end="}">
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a9da182ac6ba19109c55bd2a6cd745a13"> 54</a></span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#a9da182ac6ba19109c55bd2a6cd745a13">isZero</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>.<a class="code hl_function" href="classripple_1_1base__uint.html#a6fd7dba1ad932f4c1246c9a090c145e5">isZero</a>();</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> }</div>
</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00059" data-start="{" data-end="}">
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a6e42edf954f9565ebffd6a9036d6646f"> 59</a></span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#a6e42edf954f9565ebffd6a9036d6646f">isNonZero</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>.<a class="code hl_function" href="classripple_1_1base__uint.html#ad2bffc75e554b89befbb9388e07392c0">isNonZero</a>();</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> }</div>
</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordtype">int</span></div>
<div class="foldopen" id="foldopen00064" data-start="{" data-end="}">
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#ad73e463d9dc2c6d64582a62f9fff09eb"> 64</a></span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#ad73e463d9dc2c6d64582a62f9fff09eb">signum</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>.<a class="code hl_function" href="classripple_1_1base__uint.html#a846cfc85f78f671c86bba3512a706f0d">signum</a>();</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> }</div>
</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00069" data-start="{" data-end="}">
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#af4ebd102e0623885986c4fc9874323f3"> 69</a></span> <a class="code hl_function" href="classripple_1_1SHAMapHash.html#af4ebd102e0623885986c4fc9874323f3">zero</a>()</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> {</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>.<a class="code hl_function" href="classripple_1_1base__uint.html#a1f9135f2eef3ec702d5f17e679733e8e">zero</a>();</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> }</div>
</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00075" data-start="{" data-end="};">
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a60b514c8f15ae3e6d79191e2a9983724"> 75</a></span> <a class="code hl_friend" href="classripple_1_1SHAMapHash.html#a60b514c8f15ae3e6d79191e2a9983724">operator==</a>(<a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; x, <a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; y)</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> {</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">return</span> x.<a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a> == y.<a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> }</div>
</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="foldopen" id="foldopen00080" data-start="{" data-end="};">
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a61c1440035476b92c3cfbf392f4d0858"> 80</a></span> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <a class="code hl_friend" href="classripple_1_1SHAMapHash.html#a61c1440035476b92c3cfbf392f4d0858">operator&lt;</a>(<a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; x, <a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; y)</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> {</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keywordflow">return</span> x.<a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a> &lt; y.<a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> }</div>
</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="foldopen" id="foldopen00086" data-start="{" data-end="};">
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a94120e579ddc4f9f252c2b2b28f6e8e2"> 86</a></span> <span class="keyword">friend</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="l00087" name="l00087"></a><span class="lineno"> 87</span> <a class="code hl_friend" href="classripple_1_1SHAMapHash.html#a94120e579ddc4f9f252c2b2b28f6e8e2">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_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; x)</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">return</span> os &lt;&lt; x.<a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>;</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> }</div>
</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="keyword">friend</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="foldopen00093" data-start="{" data-end="};">
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a45075cb4486425ad7f55bb1ed87d5a49"> 93</a></span> <a class="code hl_friend" href="classripple_1_1SHAMapHash.html#a45075cb4486425ad7f55bb1ed87d5a49">to_string</a>(<a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; x)</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> <a class="code hl_friend" href="classripple_1_1SHAMapHash.html#a45075cb4486425ad7f55bb1ed87d5a49">to_string</a>(x.<a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>);</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="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">friend</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00100" data-start="{" data-end="};">
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"><a class="line" href="classripple_1_1SHAMapHash.html#a7b4b40bed0855716d741d916791f6892"> 100</a></span> <a class="code hl_friend" href="classripple_1_1SHAMapHash.html#a7b4b40bed0855716d741d916791f6892">hash_append</a>(H&amp; h, <a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; x)</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> {</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <a class="code hl_friend" href="classripple_1_1SHAMapHash.html#a7b4b40bed0855716d741d916791f6892">hash_append</a>(h, x.<a class="code hl_variable" href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">hash_</a>);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> }</div>
</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span>};</div>
</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span><span class="keyword">inline</span> <span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00107" data-start="{" data-end="}">
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"><a class="line" href="namespaceripple.html#a762966134ba824d239c412265f68e762"> 107</a></span><a class="code hl_function" href="namespaceripple.html#a21a6d6b07d2d712568f3565adf30ae21">operator!=</a>(<a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; x, <a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; y)</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span>{</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keywordflow">return</span> !(x == y);</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span>}</div>
</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span><span class="keyword">template</span> &lt;&gt;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="keyword">inline</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div>
<div class="foldopen" id="foldopen00114" data-start="{" data-end="}">
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"><a class="line" href="namespaceripple.html#a258c39e66e0de3f61570658b9b6203a3"> 114</a></span><a class="code hl_function" href="namespaceripple.html#adfba989160b2969247e5842ae0841651">extract</a>(<a class="code hl_class" href="classripple_1_1SHAMapHash.html">SHAMapHash</a> <span class="keyword">const</span>&amp; key)</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span>{</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordflow">return</span> *<span class="keyword">reinterpret_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> const*<span class="keyword">&gt;</span>(key.<a class="code hl_function" href="classripple_1_1SHAMapHash.html#a8dd7c989b7bcbf264513e2d57154344d">as_uint256</a>().<a class="code hl_function" href="classripple_1_1base__uint.html#a5342507fe2fb5ac55d578e7e98863f70">data</a>());</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span>}</div>
</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span>} <span class="comment">// namespace ripple</span></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="preprocessor">#endif </span><span class="comment">// RIPPLE_BASICS_SHAMAP_HASH_H_INCLUDED</span></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_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#l00033">SHAMapHash.h:34</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a0e92760f4e5e96fbeb7aeb45ca3c7a84"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a0e92760f4e5e96fbeb7aeb45ca3c7a84">ripple::SHAMapHash::SHAMapHash</a></div><div class="ttdeci">SHAMapHash()=default</div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a45075cb4486425ad7f55bb1ed87d5a49"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a45075cb4486425ad7f55bb1ed87d5a49">ripple::SHAMapHash::to_string</a></div><div class="ttdeci">friend std::string to_string(SHAMapHash const &amp;x)</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00093">SHAMapHash.h:93</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a60b514c8f15ae3e6d79191e2a9983724"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a60b514c8f15ae3e6d79191e2a9983724">ripple::SHAMapHash::operator==</a></div><div class="ttdeci">friend bool operator==(SHAMapHash const &amp;x, SHAMapHash const &amp;y)</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00075">SHAMapHash.h:75</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a61c1440035476b92c3cfbf392f4d0858"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a61c1440035476b92c3cfbf392f4d0858">ripple::SHAMapHash::operator&lt;</a></div><div class="ttdeci">friend bool operator&lt;(SHAMapHash const &amp;x, SHAMapHash const &amp;y)</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00080">SHAMapHash.h:81</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a698138d3b31165bf9acd96f3afec08fb"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a698138d3b31165bf9acd96f3afec08fb">ripple::SHAMapHash::SHAMapHash</a></div><div class="ttdeci">SHAMapHash(uint256 const &amp;hash)</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00039">SHAMapHash.h:39</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a6e42edf954f9565ebffd6a9036d6646f"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a6e42edf954f9565ebffd6a9036d6646f">ripple::SHAMapHash::isNonZero</a></div><div class="ttdeci">bool isNonZero() const</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00059">SHAMapHash.h:59</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a7b4b40bed0855716d741d916791f6892"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a7b4b40bed0855716d741d916791f6892">ripple::SHAMapHash::hash_append</a></div><div class="ttdeci">friend void hash_append(H &amp;h, SHAMapHash const &amp;x)</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00100">SHAMapHash.h:100</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a8dd7c989b7bcbf264513e2d57154344d"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a8dd7c989b7bcbf264513e2d57154344d">ripple::SHAMapHash::as_uint256</a></div><div class="ttdeci">uint256 const &amp; as_uint256() const</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00044">SHAMapHash.h:44</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a94120e579ddc4f9f252c2b2b28f6e8e2"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a94120e579ddc4f9f252c2b2b28f6e8e2">ripple::SHAMapHash::operator&lt;&lt;</a></div><div class="ttdeci">friend std::ostream &amp; operator&lt;&lt;(std::ostream &amp;os, SHAMapHash const &amp;x)</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00086">SHAMapHash.h:87</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_a9da182ac6ba19109c55bd2a6cd745a13"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#a9da182ac6ba19109c55bd2a6cd745a13">ripple::SHAMapHash::isZero</a></div><div class="ttdeci">bool isZero() const</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00054">SHAMapHash.h:54</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_ab0bed30faa2be4bb1d64320fe454c8ef"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#ab0bed30faa2be4bb1d64320fe454c8ef">ripple::SHAMapHash::as_uint256</a></div><div class="ttdeci">uint256 &amp; as_uint256()</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00049">SHAMapHash.h:49</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_ad62d442940078aa48c2c903b35afd830"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#ad62d442940078aa48c2c903b35afd830">ripple::SHAMapHash::hash_</a></div><div class="ttdeci">uint256 hash_</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00035">SHAMapHash.h:35</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_ad73e463d9dc2c6d64582a62f9fff09eb"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#ad73e463d9dc2c6d64582a62f9fff09eb">ripple::SHAMapHash::signum</a></div><div class="ttdeci">int signum() const</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00064">SHAMapHash.h:64</a></div></div>
<div class="ttc" id="aclassripple_1_1SHAMapHash_html_af4ebd102e0623885986c4fc9874323f3"><div class="ttname"><a href="classripple_1_1SHAMapHash.html#af4ebd102e0623885986c4fc9874323f3">ripple::SHAMapHash::zero</a></div><div class="ttdeci">void zero()</div><div class="ttdef"><b>Definition</b> <a href="SHAMapHash_8h_source.html#l00069">SHAMapHash.h:69</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_a1f9135f2eef3ec702d5f17e679733e8e"><div class="ttname"><a href="classripple_1_1base__uint.html#a1f9135f2eef3ec702d5f17e679733e8e">ripple::base_uint::zero</a></div><div class="ttdeci">void zero()</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00550">base_uint.h:550</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html_a5342507fe2fb5ac55d578e7e98863f70"><div class="ttname"><a href="classripple_1_1base__uint.html#a5342507fe2fb5ac55d578e7e98863f70">ripple::base_uint::data</a></div><div class="ttdeci">pointer data()</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00125">base_uint.h:125</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html_a6fd7dba1ad932f4c1246c9a090c145e5"><div class="ttname"><a href="classripple_1_1base__uint.html#a6fd7dba1ad932f4c1246c9a090c145e5">ripple::base_uint::isZero</a></div><div class="ttdeci">bool isZero() const</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00540">base_uint.h:540</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html_a846cfc85f78f671c86bba3512a706f0d"><div class="ttname"><a href="classripple_1_1base__uint.html#a846cfc85f78f671c86bba3512a706f0d">ripple::base_uint::signum</a></div><div class="ttdeci">constexpr int signum() const</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00334">base_uint.h:334</a></div></div>
<div class="ttc" id="aclassripple_1_1base__uint_html_ad2bffc75e554b89befbb9388e07392c0"><div class="ttname"><a href="classripple_1_1base__uint.html#ad2bffc75e554b89befbb9388e07392c0">ripple::base_uint::isNonZero</a></div><div class="ttdeci">bool isNonZero() const</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00545">base_uint.h:545</a></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#l00025">algorithm.h:25</a></div></div>
<div class="ttc" id="anamespaceripple_html_a21a6d6b07d2d712568f3565adf30ae21"><div class="ttname"><a href="namespaceripple.html#a21a6d6b07d2d712568f3565adf30ae21">ripple::operator!=</a></div><div class="ttdeci">bool operator!=(Buffer const &amp;lhs, Buffer const &amp;rhs) noexcept</div><div class="ttdef"><b>Definition</b> <a href="Buffer_8h_source.html#l00232">Buffer.h:232</a></div></div>
<div class="ttc" id="anamespaceripple_html_adfba989160b2969247e5842ae0841651"><div class="ttname"><a href="namespaceripple.html#adfba989160b2969247e5842ae0841651">ripple::extract</a></div><div class="ttdeci">std::size_t extract(uint256 const &amp;key)</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00654">base_uint.h:654</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>
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