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<title>rippled: varint.h Source File</title>
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@@ -29,7 +29,7 @@
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@@ -46,6 +46,11 @@ $(function() {
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@@ -120,18 +125,21 @@ $(function() {
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"><a class="line" href="structripple_1_1NodeStore_1_1varint__traits.html"> 42</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structripple_1_1NodeStore_1_1varint__traits.html">varint_traits</a>;</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="keyword">template</span> <<span class="keyword">class</span> T></div>
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<div class="foldopen" id="foldopen00045" data-start="{" data-end="};">
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="structripple_1_1NodeStore_1_1varint__traits_3_01T_00_01true_01_4.html"> 45</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structripple_1_1NodeStore_1_1varint__traits.html">varint_traits</a><T, true></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>{</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="structripple_1_1NodeStore_1_1varint__traits_3_01T_00_01true_01_4.html#a30c1c8932925bf73605ac65823ae1533"> 47</a></span> <span class="keyword">explicit</span> <a class="code hl_function" href="structripple_1_1NodeStore_1_1varint__traits_3_01T_00_01true_01_4.html#a30c1c8932925bf73605ac65823ae1533">varint_traits</a>() = <span class="keywordflow">default</span>;</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="structripple_1_1NodeStore_1_1varint__traits_3_01T_00_01true_01_4.html#af2d80687fbb3e82d4444b433452dcfe5"> 49</a></span> <span class="keyword">static</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> <span class="keyword">constexpr</span> max = (8 * <span class="keyword">sizeof</span>(T) + 6) / 7;</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>};</div>
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</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="comment">// Returns: Number of bytes consumed or 0 on error,</span></div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span><span class="comment">// if the buffer was too small or t overflowed.</span></div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="comment">//</span></div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="keyword">template</span> <<span class="keyword">class</span> = <span class="keywordtype">void</span>></div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div>
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<div class="foldopen" id="foldopen00057" data-start="{" data-end="}">
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"><a class="line" href="namespaceripple_1_1NodeStore.html#a18e4748d59143a5f5e64feb0bee58158"> 57</a></span><a class="code hl_function" href="namespaceripple_1_1NodeStore.html#a18e4748d59143a5f5e64feb0bee58158">read_varint</a>(<span class="keywordtype">void</span> <span class="keyword">const</span>* buf, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> buflen, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a>& t)</div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span>{</div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">if</span> (buflen == 0)</div>
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@@ -162,9 +170,11 @@ $(function() {
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> }</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="keywordflow">return</span> used;</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>}</div>
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</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span>template <class T, std::enable_if_t<std::is_unsigned<T>::value>* = <span class="keyword">nullptr</span>></div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div>
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<div class="foldopen" id="foldopen00090" data-start="{" data-end="}">
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"><a class="line" href="namespaceripple_1_1NodeStore.html#a192f2f28d881a6b7325189d1c2cc1bdd"> 90</a></span><a class="code hl_function" href="namespaceripple_1_1NodeStore.html#a192f2f28d881a6b7325189d1c2cc1bdd">size_varint</a>(T v)</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span>{</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> n = 0;</div>
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@@ -175,9 +185,11 @@ $(function() {
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> } <span class="keywordflow">while</span> (v != 0);</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">return</span> n;</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span>}</div>
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</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> </div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span><span class="keyword">template</span> <<span class="keyword">class</span> = <span class="keywordtype">void</span>></div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div>
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<div class="foldopen" id="foldopen00103" data-start="{" data-end="}">
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"><a class="line" href="namespaceripple_1_1NodeStore.html#ab4d0a64068209b5541c05b8f7edc572b"> 103</a></span><a class="code hl_function" href="namespaceripple_1_1NodeStore.html#ab4d0a64068209b5541c05b8f7edc572b">write_varint</a>(<span class="keywordtype">void</span>* p0, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> v)</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span>{</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a>* p = <span class="keyword">reinterpret_cast<</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a>*<span class="keyword">></span>(p0);</div>
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@@ -191,11 +203,13 @@ $(function() {
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> } <span class="keywordflow">while</span> (v != 0);</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">return</span> p - <span class="keyword">reinterpret_cast<</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a>*<span class="keyword">></span>(p0);</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span>}</div>
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</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span><span class="comment">// input stream</span></div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span>template <class T, std::enable_if_t<std::is_same<T, varint>::value>* = <span class="keyword">nullptr</span>></div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span><span class="keywordtype">void</span></div>
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<div class="foldopen" id="foldopen00121" data-start="{" data-end="}">
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"><a class="line" href="namespaceripple_1_1NodeStore.html#a842656443a02cf834bf2c521a28a1236"> 121</a></span><a class="code hl_function" href="namespaceripple_1_1NodeStore.html#a842656443a02cf834bf2c521a28a1236">read</a>(nudb::detail::istream& is, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a>& u)</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span>{</div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">auto</span> p0 = is(1);</div>
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@@ -204,15 +218,18 @@ $(function() {
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> is(1);</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <a class="code hl_function" href="namespaceripple_1_1NodeStore.html#a18e4748d59143a5f5e64feb0bee58158">read_varint</a>(p0, p1 - p0, u);</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span>}</div>
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</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> </div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="comment">// output stream</span></div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> </div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span>template <class T, std::enable_if_t<std::is_same<T, varint>::value>* = <span class="keyword">nullptr</span>></div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span><span class="keywordtype">void</span></div>
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<div class="foldopen" id="foldopen00134" data-start="{" data-end="}">
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"><a class="line" href="namespaceripple_1_1NodeStore.html#a600672c9d6874721b6701f782814c66a"> 134</a></span><a class="code hl_function" href="namespaceripple_1_1NodeStore.html#a600672c9d6874721b6701f782814c66a">write</a>(nudb::detail::ostream& os, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> t)</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span>{</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <a class="code hl_function" href="namespaceripple_1_1NodeStore.html#ab4d0a64068209b5541c05b8f7edc572b">write_varint</a>(os.data(<a class="code hl_function" href="namespaceripple_1_1NodeStore.html#a192f2f28d881a6b7325189d1c2cc1bdd">size_varint</a>(t)), t);</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span>}</div>
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</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span>} <span class="comment">// namespace NodeStore</span></div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span>} <span class="comment">// namespace ripple</span></div>
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@@ -220,20 +237,20 @@ $(function() {
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span><span class="preprocessor">#endif</span></div>
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<div class="ttc" id="acstdint_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/cstdint.html">cstdint</a></div></div>
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<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a></div></div>
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<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a18e4748d59143a5f5e64feb0bee58158"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a18e4748d59143a5f5e64feb0bee58158">ripple::NodeStore::read_varint</a></div><div class="ttdeci">std::size_t read_varint(void const *buf, std::size_t buflen, std::size_t &t)</div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00057">varint.h:57</a></div></div>
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<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a192f2f28d881a6b7325189d1c2cc1bdd"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a192f2f28d881a6b7325189d1c2cc1bdd">ripple::NodeStore::size_varint</a></div><div class="ttdeci">std::size_t size_varint(T v)</div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00090">varint.h:90</a></div></div>
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<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a600672c9d6874721b6701f782814c66a"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a600672c9d6874721b6701f782814c66a">ripple::NodeStore::write</a></div><div class="ttdeci">void write(nudb::detail::ostream &os, std::size_t t)</div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00134">varint.h:134</a></div></div>
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<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a842656443a02cf834bf2c521a28a1236"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a842656443a02cf834bf2c521a28a1236">ripple::NodeStore::read</a></div><div class="ttdeci">void read(nudb::detail::istream &is, std::size_t &u)</div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00121">varint.h:121</a></div></div>
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||||
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_ab4d0a64068209b5541c05b8f7edc572b"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#ab4d0a64068209b5541c05b8f7edc572b">ripple::NodeStore::write_varint</a></div><div class="ttdeci">std::size_t write_varint(void *p0, std::size_t v)</div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00103">varint.h:103</a></div></div>
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<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="algorithm_8h_source.html#l00025">algorithm.h:25</a></div></div>
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||||
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a18e4748d59143a5f5e64feb0bee58158"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a18e4748d59143a5f5e64feb0bee58158">ripple::NodeStore::read_varint</a></div><div class="ttdeci">std::size_t read_varint(void const *buf, std::size_t buflen, std::size_t &t)</div><div class="ttdef"><b>Definition</b> <a href="varint_8h_source.html#l00057">varint.h:57</a></div></div>
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<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a192f2f28d881a6b7325189d1c2cc1bdd"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a192f2f28d881a6b7325189d1c2cc1bdd">ripple::NodeStore::size_varint</a></div><div class="ttdeci">std::size_t size_varint(T v)</div><div class="ttdef"><b>Definition</b> <a href="varint_8h_source.html#l00090">varint.h:90</a></div></div>
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<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a600672c9d6874721b6701f782814c66a"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a600672c9d6874721b6701f782814c66a">ripple::NodeStore::write</a></div><div class="ttdeci">void write(nudb::detail::ostream &os, std::size_t t)</div><div class="ttdef"><b>Definition</b> <a href="varint_8h_source.html#l00134">varint.h:134</a></div></div>
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<div class="ttc" id="anamespaceripple_1_1NodeStore_html_a842656443a02cf834bf2c521a28a1236"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#a842656443a02cf834bf2c521a28a1236">ripple::NodeStore::read</a></div><div class="ttdeci">void read(nudb::detail::istream &is, std::size_t &u)</div><div class="ttdef"><b>Definition</b> <a href="varint_8h_source.html#l00121">varint.h:121</a></div></div>
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||||
<div class="ttc" id="anamespaceripple_1_1NodeStore_html_ab4d0a64068209b5541c05b8f7edc572b"><div class="ttname"><a href="namespaceripple_1_1NodeStore.html#ab4d0a64068209b5541c05b8f7edc572b">ripple::NodeStore::write_varint</a></div><div class="ttdeci">std::size_t write_varint(void *p0, std::size_t v)</div><div class="ttdef"><b>Definition</b> <a href="varint_8h_source.html#l00103">varint.h:103</a></div></div>
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||||
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition</b> <a href="algorithm_8h_source.html#l00025">algorithm.h:25</a></div></div>
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<div class="ttc" id="asize_t_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div></div>
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<div class="ttc" id="astructripple_1_1NodeStore_1_1varint__traits_3_01T_00_01true_01_4_html_a30c1c8932925bf73605ac65823ae1533"><div class="ttname"><a href="structripple_1_1NodeStore_1_1varint__traits_3_01T_00_01true_01_4.html#a30c1c8932925bf73605ac65823ae1533">ripple::NodeStore::varint_traits< T, true >::varint_traits</a></div><div class="ttdeci">varint_traits()=default</div></div>
|
||||
<div class="ttc" id="astructripple_1_1NodeStore_1_1varint__traits_html"><div class="ttname"><a href="structripple_1_1NodeStore_1_1varint__traits.html">ripple::NodeStore::varint_traits</a></div><div class="ttdef"><b>Definition:</b> <a href="varint_8h_source.html#l00042">varint.h:42</a></div></div>
|
||||
<div class="ttc" id="astructripple_1_1NodeStore_1_1varint__traits_html"><div class="ttname"><a href="structripple_1_1NodeStore_1_1varint__traits.html">ripple::NodeStore::varint_traits</a></div><div class="ttdef"><b>Definition</b> <a href="varint_8h_source.html#l00042">varint.h:42</a></div></div>
|
||||
<div class="ttc" id="atype_traits_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/type_traits.html">type_traits</a></div></div>
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