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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_8d04e3c0b58cad28d7755ed462d1b6c0.html">protocol</a></li> </ul>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#ifndef XRPL_PROTOCOL_QUALITY_H_INCLUDED</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#define XRPL_PROTOCOL_QUALITY_H_INCLUDED</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;xrpl/protocol/AmountConversions.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/IOUAmount.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/STAmount.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/XRPAmount.h&gt;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</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="l00010" name="l00010"></a><span class="lineno"> 10</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="l00011" name="l00011"></a><span class="lineno"> 11</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="l00012" name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="keyword">struct </span>TAmounts</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span>{</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> TAmounts() = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> TAmounts(<a class="code hl_struct" href="structbeast_1_1Zero.html">beast::Zero</a>, <a class="code hl_struct" href="structbeast_1_1Zero.html">beast::Zero</a>) : <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>(<a class="code hl_namespace" href="namespacebeast.html">beast</a>::zero), <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a>(<a class="code hl_namespace" href="namespacebeast.html">beast</a>::zero)</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> {</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> }</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> TAmounts(In <span class="keyword">const</span>&amp; in_, Out <span class="keyword">const</span>&amp; out_) : <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>(in_), <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a>(out_)</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"> 35</span> }</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/iterator/empty.html">empty</a>() const noexcept</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> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a> &lt;= beast::zero || <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a> &lt;= beast::zero;</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> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> TAmounts&amp;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> operator+=(TAmounts <span class="keyword">const</span>&amp; rhs)</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> <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a> += rhs.in;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a> += rhs.out;</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</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> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> TAmounts&amp;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> operator-=(TAmounts <span class="keyword">const</span>&amp; rhs)</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> {</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a> -= rhs.in;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a> -= rhs.out;</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> }</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> In <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>;</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> Out <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a>;</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> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span><span class="keyword">using </span>Amounts = TAmounts&lt;STAmount, STAmount&gt;;</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span><span class="keywordtype">bool</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span><a class="code hl_function" href="namespaceripple.html#adb9995d7c8e8a2aa3d702b73edfa0672">operator==</a>(TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; lhs, TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</span></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> <span class="keywordflow">return</span> lhs.in == rhs.in &amp;&amp; lhs.out == rhs.out;</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span>}</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span><span class="keywordtype">bool</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span><a class="code hl_function" href="namespaceripple.html#a21a6d6b07d2d712568f3565adf30ae21">operator!=</a>(TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; lhs, TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</span></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> !(lhs == rhs);</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span>}</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span><span class="comment">// Ripple specific constant used for parsing qualities and other things</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span><span class="preprocessor">#define QUALITY_ONE 1&#39;000&#39;000&#39;000</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span><span class="keyword">class </span>Quality</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">public</span>:</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="comment">// Type of the internal representation. Higher qualities</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="comment">// have lower unsigned integer representations.</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">using </span>value_type = <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a>;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> minTickSize = 3;</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> maxTickSize = 16;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// This has the same representation as STAmount, see the comment on the</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="comment">// STAmount. However, this class does not always use the canonical</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// representation. In particular, the increment and decrement operators may</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// cause a non-canonical representation.</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> value_type m_value;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> Quality() = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keyword">explicit</span> Quality(<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> value);</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">explicit</span> Quality(Amounts <span class="keyword">const</span>&amp; amount);</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keyword">explicit</span> Quality(TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount)</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> : Quality(Amounts(<a class="code hl_function" href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">toSTAmount</a>(amount.<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>), <a class="code hl_function" href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">toSTAmount</a>(amount.<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a>)))</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> }</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> Quality(Out <span class="keyword">const</span>&amp; out, In <span class="keyword">const</span>&amp; in)</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> : Quality(Amounts(<a class="code hl_function" href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">toSTAmount</a>(<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>), <a class="code hl_function" href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">toSTAmount</a>(<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a>)))</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> {</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> }</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> Quality&amp;</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> operator++();</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> Quality</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> operator++(<span class="keywordtype">int</span>);</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> Quality&amp;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> operator--();</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> Quality</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> operator--(<span class="keywordtype">int</span>);</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> STAmount</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx_1_1escrow.html#a774a0bd317ed86e65771dfa4ca8e3b22">rate</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceripple.html#a4afbbae0910419307600d5545004e5be">amountFromQuality</a>(m_value);</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> }</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> Quality</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/numeric/math/round.html">round</a>(<span class="keywordtype">int</span> tickSize) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> [[nodiscard]] Amounts</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> ceil_in(Amounts <span class="keyword">const</span>&amp; amount, STAmount <span class="keyword">const</span>&amp; limit) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> [[nodiscard]] TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> ceil_in(TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount, In <span class="keyword">const</span>&amp; limit) <span class="keyword">const</span>;</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">// Some of the underlying rounding functions called by ceil_in() ignored</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// low order bits that could influence rounding decisions. This &quot;strict&quot;</span></div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="comment">// method uses underlying functions that pay attention to all the bits.</span></div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> [[nodiscard]] Amounts</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> ceil_in_strict(Amounts <span class="keyword">const</span>&amp; amount, STAmount <span class="keyword">const</span>&amp; limit, <span class="keywordtype">bool</span> roundUp)</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">const</span>;</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> [[nodiscard]] TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> ceil_in_strict(</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount,</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> In <span class="keyword">const</span>&amp; limit,</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keywordtype">bool</span> roundUp) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> [[nodiscard]] Amounts</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> ceil_out(Amounts <span class="keyword">const</span>&amp; amount, STAmount <span class="keyword">const</span>&amp; limit) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> [[nodiscard]] TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> ceil_out(TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount, Out <span class="keyword">const</span>&amp; limit) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// Some of the underlying rounding functions called by ceil_out() ignored</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// low order bits that could influence rounding decisions. This &quot;strict&quot;</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// method uses underlying functions that pay attention to all the bits.</span></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> [[nodiscard]] Amounts</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> ceil_out_strict(Amounts <span class="keyword">const</span>&amp; amount, STAmount <span class="keyword">const</span>&amp; limit, <span class="keywordtype">bool</span> roundUp)</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keyword">const</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> <span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> [[nodiscard]] TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> ceil_out_strict(</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount,</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> Out <span class="keyword">const</span>&amp; limit,</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keywordtype">bool</span> roundUp) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="comment">// The ceil_in and ceil_out methods that deal in TAmount all convert</span></div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="comment">// their arguments to STAoumout and convert the result back to TAmount.</span></div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="comment">// This helper function takes care of all the conversion operations.</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="keyword">template</span> &lt;</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="keyword">class </span>In,</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <span class="keyword">class </span>Out,</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keyword">class </span>Lim,</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keyword">typename</span> FnPtr,</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::same_as&lt;bool&gt;</a>... Round&gt;</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> [[nodiscard]] TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> ceil_TAmounts_helper(</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount,</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> Lim <span class="keyword">const</span>&amp; limit,</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> Lim <span class="keyword">const</span>&amp; limit_cmp,</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> FnPtr ceil_function,</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> Round... round) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <a class="code hl_function" href="namespaceripple.html#ab06a7c4d14d99773c29bcfbd0bf81d34">operator&lt;</a>(Quality <span class="keyword">const</span>&amp; lhs, Quality <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> {</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <span class="keywordflow">return</span> lhs.m_value &gt; rhs.m_value;</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> }</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> </div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/utility/rel_ops/operator_cmp.html">operator&gt;</a>(Quality <span class="keyword">const</span>&amp; lhs, Quality <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</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> <span class="keywordflow">return</span> lhs.m_value &lt; rhs.m_value;</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> }</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/utility/rel_ops/operator_cmp.html">operator&lt;=</a>(Quality <span class="keyword">const</span>&amp; lhs, Quality <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</span></div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> {</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <span class="keywordflow">return</span> !(lhs &gt; rhs);</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> }</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> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/utility/rel_ops/operator_cmp.html">operator&gt;=</a>(Quality <span class="keyword">const</span>&amp; lhs, Quality <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> {</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keywordflow">return</span> !(lhs &lt; rhs);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> }</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> </div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <a class="code hl_function" href="namespaceripple.html#adb9995d7c8e8a2aa3d702b73edfa0672">operator==</a>(Quality <span class="keyword">const</span>&amp; lhs, Quality <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</span></div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> {</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keywordflow">return</span> lhs.m_value == rhs.m_value;</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> }</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="keyword">friend</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/utility/rel_ops/operator_cmp.html">operator!=</a>(Quality <span class="keyword">const</span>&amp; lhs, Quality <span class="keyword">const</span>&amp; rhs) <span class="keyword">noexcept</span></div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> {</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <span class="keywordflow">return</span> !(lhs == rhs);</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> </div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</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="l00271" name="l00271"></a><span class="lineno"> 271</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, Quality <span class="keyword">const</span>&amp; quality)</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> {</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> os &lt;&lt; <a class="code hl_function" href="namespaceripple_1_1keylet.html#a0a100bd2f819f22d2ef41ed7d83a9192">quality</a>.m_value;</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordflow">return</span> os;</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> </div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <span class="comment">// return the relative distance (relative error) between two qualities. This</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <span class="comment">// is used for testing only. relative distance is abs(a-b)/min(a,b)</span></div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> <span class="keyword">friend</span> <span class="keywordtype">double</span></div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> relativeDistance(Quality <span class="keyword">const</span>&amp; q1, Quality <span class="keyword">const</span>&amp; q2)</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> {</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> XRPL_ASSERT(</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> q1.m_value &gt; 0 &amp;&amp; q2.m_value &gt; 0,</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="stringliteral">&quot;ripple::Quality::relativeDistance : minimum inputs&quot;</span>);</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keywordflow">if</span> (q1.m_value == q2.m_value) <span class="comment">// make expected common case fast</span></div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="keyword">auto</span> <span class="keyword">const</span> [minV, maxV] = <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/algorithm/minmax.html">std::minmax</a>(q1.m_value, q2.m_value);</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> </div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> <span class="keyword">auto</span> mantissa = [](<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx_1_1escrow.html#a774a0bd317ed86e65771dfa4ca8e3b22">rate</a>) {</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx_1_1escrow.html#a774a0bd317ed86e65771dfa4ca8e3b22">rate</a> &amp; ~(255ull &lt;&lt; (64 - 8));</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> };</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> <span class="keyword">auto</span> exponent = [](<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx_1_1escrow.html#a774a0bd317ed86e65771dfa4ca8e3b22">rate</a>) {</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx_1_1escrow.html#a774a0bd317ed86e65771dfa4ca8e3b22">rate</a> &gt;&gt; (64 - 8)) - 100;</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> </div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keyword">auto</span> <span class="keyword">const</span> minVMantissa = mantissa(minV);</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> <span class="keyword">auto</span> <span class="keyword">const</span> maxVMantissa = mantissa(maxV);</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keyword">auto</span> <span class="keyword">const</span> expDiff = exponent(maxV) - exponent(minV);</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> </div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> <span class="keywordtype">double</span> <span class="keyword">const</span> minVD = <span class="keyword">static_cast&lt;</span><span class="keywordtype">double</span><span class="keyword">&gt;</span>(minVMantissa);</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="keywordtype">double</span> <span class="keyword">const</span> maxVD = expDiff ? maxVMantissa * <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/numeric/math/pow.html">pow</a>(10, expDiff)</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> : static_cast&lt;double&gt;(maxVMantissa);</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> <span class="comment">// maxVD and minVD are scaled so they have the same exponents. Dividing</span></div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> <span class="comment">// cancels out the exponents, so we only need to deal with the (scaled)</span></div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> <span class="comment">// mantissas</span></div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordflow">return</span> (maxVD - minVD) / minVD;</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> }</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span>};</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span><span class="keyword">template</span> &lt;</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> <span class="keyword">class </span>In,</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keyword">class </span>Out,</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="keyword">class </span>Lim,</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> <span class="keyword">typename</span> FnPtr,</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <a class="code hl_variableRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::same_as&lt;bool&gt;</a>... Round&gt;</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span>TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span>Quality::ceil_TAmounts_helper(</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount,</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> Lim <span class="keyword">const</span>&amp; limit,</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> Lim <span class="keyword">const</span>&amp; limit_cmp,</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> FnPtr ceil_function,</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> Round... roundUp)<span class="keyword"> const</span></div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="keywordflow">if</span> (limit_cmp &lt;= limit)</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="keywordflow">return</span> amount;</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> </div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="comment">// Use the existing STAmount implementation for now, but consider</span></div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> <span class="comment">// replacing with code specific to IOUAMount and XRPAmount</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> Amounts stAmt(<a class="code hl_function" href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">toSTAmount</a>(amount.in), <a class="code hl_function" href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">toSTAmount</a>(amount.out));</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> STAmount stLim(<a class="code hl_function" href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">toSTAmount</a>(limit));</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> Amounts <span class="keyword">const</span> stRes = ((*this).*ceil_function)(stAmt, stLim, roundUp...);</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> <span class="keywordflow">return</span> TAmounts&lt;In, Out&gt;(toAmount&lt;In&gt;(stRes.in), toAmount&lt;Out&gt;(stRes.out));</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span>}</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> </div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span>TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span>Quality::ceil_in(TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount, In <span class="keyword">const</span>&amp; limit)<span class="keyword"> const</span></div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <span class="comment">// Construct a function pointer to the function we want to call.</span></div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> Amounts (Quality::*ceil_in_fn_ptr)(</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> Amounts const&amp;, STAmount const&amp;) const = &amp;Quality::ceil_in;</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> </div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> <span class="keywordflow">return</span> ceil_TAmounts_helper(amount, limit, amount.in, ceil_in_fn_ptr);</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span>}</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> </div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span>TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span>Quality::ceil_in_strict(</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount,</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> In <span class="keyword">const</span>&amp; limit,</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> <span class="keywordtype">bool</span> roundUp)<span class="keyword"> const</span></div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> <span class="comment">// Construct a function pointer to the function we want to call.</span></div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> Amounts (Quality::*ceil_in_fn_ptr)(</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> Amounts const&amp;, STAmount const&amp;, bool) const = &amp;Quality::ceil_in_strict;</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> </div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="keywordflow">return</span> ceil_TAmounts_helper(</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> amount, limit, amount.in, ceil_in_fn_ptr, roundUp);</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span>}</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> </div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span>TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span>Quality::ceil_out(TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount, Out <span class="keyword">const</span>&amp; limit)<span class="keyword"> const</span></div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> <span class="comment">// Construct a function pointer to the function we want to call.</span></div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> Amounts (Quality::*ceil_out_fn_ptr)(</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> Amounts const&amp;, STAmount const&amp;) const = &amp;Quality::ceil_out;</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> </div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="keywordflow">return</span> ceil_TAmounts_helper(amount, limit, amount.out, ceil_out_fn_ptr);</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span>}</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> </div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> In, <span class="keyword">class</span> Out&gt;</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span>TAmounts&lt;In, Out&gt;</div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span>Quality::ceil_out_strict(</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> TAmounts&lt;In, Out&gt; <span class="keyword">const</span>&amp; amount,</div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> Out <span class="keyword">const</span>&amp; limit,</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="keywordtype">bool</span> roundUp)<span class="keyword"> const</span></div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <span class="comment">// Construct a function pointer to the function we want to call.</span></div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> Amounts (Quality::*ceil_out_fn_ptr)(</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> Amounts const&amp;, STAmount const&amp;, bool) const =</div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> &amp;Quality::ceil_out_strict;</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> </div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="keywordflow">return</span> ceil_TAmounts_helper(</div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> amount, limit, amount.out, ceil_out_fn_ptr, roundUp);</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span>}</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> </div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span>Quality</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span><a class="code hl_function" href="namespaceripple.html#a7c8945b5034bba5f9df719cff2503495">composed_quality</a>(Quality <span class="keyword">const</span>&amp; lhs, Quality <span class="keyword">const</span>&amp; rhs);</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> </div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span>} <span class="comment">// namespace ripple</span></div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> </div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span><span class="preprocessor">#endif</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>
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<div class="ttc" id="aempty_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/iterator/empty.html">std::empty</a></div><div class="ttdeci">T empty(T... args)</div></div>
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<div class="ttc" id="anamespacebeast_html"><div class="ttname"><a href="namespacebeast.html">beast</a></div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00653">base_uint.h:653</a></div></div>
<div class="ttc" id="anamespaceripple_1_1keylet_html_a0a100bd2f819f22d2ef41ed7d83a9192"><div class="ttname"><a href="namespaceripple_1_1keylet.html#a0a100bd2f819f22d2ef41ed7d83a9192">ripple::keylet::quality</a></div><div class="ttdeci">Keylet quality(Keylet const &amp;k, std::uint64_t q) noexcept</div><div class="ttdoc">The initial directory page for a specific quality.</div><div class="ttdef"><b>Definition</b> <a href="Indexes_8cpp_source.html#l00261">Indexes.cpp:261</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_1_1escrow_html_a774a0bd317ed86e65771dfa4ca8e3b22"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx_1_1escrow.html#a774a0bd317ed86e65771dfa4ca8e3b22">ripple::test::jtx::escrow::rate</a></div><div class="ttdeci">Rate rate(Env &amp;env, Account const &amp;account, std::uint32_t const &amp;seq)</div><div class="ttdef"><b>Definition</b> <a href="escrow_8cpp_source.html#l00050">escrow.cpp:50</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#l00006">algorithm.h:6</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#l00213">Buffer.h:213</a></div></div>
<div class="ttc" id="anamespaceripple_html_a4ad5ac9da897292a28eea43d041c15a1"><div class="ttname"><a href="namespaceripple.html#a4ad5ac9da897292a28eea43d041c15a1">ripple::toSTAmount</a></div><div class="ttdeci">STAmount toSTAmount(IOUAmount const &amp;iou, Issue const &amp;iss)</div><div class="ttdef"><b>Definition</b> <a href="AmountConversions_8h_source.html#l00013">AmountConversions.h:13</a></div></div>
<div class="ttc" id="anamespaceripple_html_a4afbbae0910419307600d5545004e5be"><div class="ttname"><a href="namespaceripple.html#a4afbbae0910419307600d5545004e5be">ripple::amountFromQuality</a></div><div class="ttdeci">STAmount amountFromQuality(std::uint64_t rate)</div><div class="ttdef"><b>Definition</b> <a href="STAmount_8cpp_source.html#l00965">STAmount.cpp:965</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_a7c8945b5034bba5f9df719cff2503495"><div class="ttname"><a href="namespaceripple.html#a7c8945b5034bba5f9df719cff2503495">ripple::composed_quality</a></div><div class="ttdeci">Quality composed_quality(Quality const &amp;lhs, Quality const &amp;rhs)</div><div class="ttdef"><b>Definition</b> <a href="Quality_8cpp_source.html#l00139">Quality.cpp:139</a></div></div>
<div class="ttc" id="anamespaceripple_html_a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf"><div class="ttname"><a href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">ripple::QualityDirection::in</a></div><div class="ttdeci">@ in</div></div>
<div class="ttc" id="anamespaceripple_html_a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275"><div class="ttname"><a href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">ripple::QualityDirection::out</a></div><div class="ttdeci">@ out</div></div>
<div class="ttc" id="anamespaceripple_html_ab06a7c4d14d99773c29bcfbd0bf81d34"><div class="ttname"><a href="namespaceripple.html#ab06a7c4d14d99773c29bcfbd0bf81d34">ripple::operator&lt;</a></div><div class="ttdeci">bool operator&lt;(Slice const &amp;lhs, Slice const &amp;rhs) noexcept</div><div class="ttdef"><b>Definition</b> <a href="Slice_8h_source.html#l00203">Slice.h:204</a></div></div>
<div class="ttc" id="anamespaceripple_html_adb9995d7c8e8a2aa3d702b73edfa0672"><div class="ttname"><a href="namespaceripple.html#adb9995d7c8e8a2aa3d702b73edfa0672">ripple::operator==</a></div><div class="ttdeci">constexpr bool operator==(base_uint&lt; Bits, Tag &gt; const &amp;lhs, base_uint&lt; Bits, Tag &gt; const &amp;rhs)</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00566">base_uint.h:566</a></div></div>
<div class="ttc" id="aoperator_cmp_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/rel_ops/operator_cmp.html">std::rel_ops::operator&gt;</a></div><div class="ttdeci">T operator&gt;(T... args)</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="apow_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/numeric/math/pow.html">std::pow</a></div><div class="ttdeci">T pow(T... args)</div></div>
<div class="ttc" id="around_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/numeric/math/round.html">std::round</a></div><div class="ttdeci">T round(T... args)</div></div>
<div class="ttc" id="astructbeast_1_1Zero_html"><div class="ttname"><a href="structbeast_1_1Zero.html">beast::Zero</a></div><div class="ttdoc">Zero allows classes to offer efficient comparisons to zero.</div><div class="ttdef"><b>Definition</b> <a href="Zero_8h_source.html#l00025">Zero.h:26</a></div></div>
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