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<li class="navelem"><a class="el" href="dir_a62226f9e3a6c7c5a3be455e2f87ae01.html">xrpld</a></li><li class="navelem"><a class="el" href="dir_c4f38cd849aa2a8e7280b7c5f705957a.html">overlay</a></li><li class="navelem"><a class="el" href="dir_a79f2d25ef1e73674b335287bd5311a8.html">detail</a></li> </ul>
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<div class="headertitle"><div class="title">Message.cpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#include &lt;xrpld/overlay/Message.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#include &lt;xrpld/overlay/detail/TrafficCount.h&gt;</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;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/cstdint.html">cstdint</a>&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span> </div>
<div class="foldopen" id="foldopen00008" data-start="{" data-end="}">
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#a91876bd951318278fe177bcfb7574d73"> 8</a></span><a class="code hl_function" href="classripple_1_1Message.html#a91876bd951318278fe177bcfb7574d73">Message::Message</a>(</div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> ::google::protobuf::Message <span class="keyword">const</span>&amp; message,</div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> protocol::MessageType type,</div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional&lt;PublicKey&gt;</a> <span class="keyword">const</span>&amp; validator)</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> : category_(<a class="code hl_class" href="classripple_1_1TrafficCount.html">TrafficCount</a>::categorize(message, type, false))</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> , validatorKey_(validator)</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span>{</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceripple_1_1compression.html">ripple::compression</a>;</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">auto</span> <span class="keyword">const</span> messageBytes = <a class="code hl_function" href="classripple_1_1Message.html#adfda2892c626409bcbf86440c2c0b0e9">messageSize</a>(message);</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> XRPL_ASSERT(</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> messageBytes, <span class="stringliteral">&quot;ripple::Message::Message : non-empty message input&quot;</span>);</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/resize.html">resize</a>(headerBytes + messageBytes);</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <a class="code hl_function" href="classripple_1_1Message.html#a53f6b565ba4f354eeb13f01dbd041848">setHeader</a>(<a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/data.html">data</a>(), messageBytes, type, Algorithm::None, 0);</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="keywordflow">if</span> (messageBytes != 0)</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> message.SerializeToArray(<a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/data.html">data</a>() + headerBytes, messageBytes);</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> XRPL_ASSERT(</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <a class="code hl_function" href="classripple_1_1Message.html#a6e14d9326c8907aac58a5de4668c5840">getBufferSize</a>() == <a class="code hl_function" href="classripple_1_1Message.html#a7a4b11ee88a462956cab12969e833fbe">totalSize</a>(message),</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="stringliteral">&quot;ripple::Message::Message : message size matches the buffer&quot;</span>);</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span>}</div>
</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="comment">// static</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a></div>
<div class="foldopen" id="foldopen00036" data-start="{" data-end="}">
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#adfda2892c626409bcbf86440c2c0b0e9"> 36</a></span><a class="code hl_function" href="classripple_1_1Message.html#adfda2892c626409bcbf86440c2c0b0e9">Message::messageSize</a>(::google::protobuf::Message <span class="keyword">const</span>&amp; message)</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span>{</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="preprocessor">#if defined(GOOGLE_PROTOBUF_VERSION) &amp;&amp; (GOOGLE_PROTOBUF_VERSION &gt;= 3011000)</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keywordflow">return</span> message.ByteSizeLong();</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keywordflow">return</span> message.ByteSize();</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span>}</div>
</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="comment">// static</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</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="foldopen00047" data-start="{" data-end="}">
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#a7a4b11ee88a462956cab12969e833fbe"> 47</a></span><a class="code hl_function" href="classripple_1_1Message.html#a7a4b11ee88a462956cab12969e833fbe">Message::totalSize</a>(::google::protobuf::Message <span class="keyword">const</span>&amp; message)</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>{</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classripple_1_1Message.html#adfda2892c626409bcbf86440c2c0b0e9">messageSize</a>(message) + <a class="code hl_variable" href="namespaceripple_1_1compression.html#a0677d67ee538c34d3b8effde7364de10">compression::headerBytes</a>;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>}</div>
</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00053" data-start="{" data-end="}">
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#ad34a23eec4049e1e4206ad6dbb4e3c8d"> 53</a></span><a class="code hl_function" href="classripple_1_1Message.html#ad34a23eec4049e1e4206ad6dbb4e3c8d">Message::compress</a>()</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> <span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceripple_1_1compression.html">ripple::compression</a>;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">auto</span> <span class="keyword">const</span> messageBytes = <a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>() - headerBytes;</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">auto</span> type = <a class="code hl_function" href="classripple_1_1Message.html#aad24b93cd0c33a28c370a91d1e7ffbba">getType</a>(<a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/data.html">data</a>());</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> <span class="keywordtype">bool</span> <span class="keyword">const</span> compressible = [&amp;] {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">if</span> (messageBytes &lt;= 70)</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">switch</span> (type)</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> {</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keywordflow">case</span> protocol::mtMANIFESTS:</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">case</span> protocol::mtENDPOINTS:</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">case</span> protocol::mtTRANSACTION:</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordflow">case</span> protocol::mtGET_LEDGER:</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keywordflow">case</span> protocol::mtLEDGER_DATA:</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keywordflow">case</span> protocol::mtGET_OBJECTS:</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordflow">case</span> protocol::mtVALIDATORLIST:</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">case</span> protocol::mtVALIDATORLISTCOLLECTION:</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">case</span> protocol::mtREPLAY_DELTA_RESPONSE:</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">case</span> protocol::mtTRANSACTIONS:</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <span class="keywordflow">case</span> protocol::mtPING:</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">case</span> protocol::mtCLUSTER:</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordflow">case</span> protocol::mtPROPOSE_LEDGER:</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordflow">case</span> protocol::mtSTATUS_CHANGE:</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordflow">case</span> protocol::mtHAVE_SET:</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordflow">case</span> protocol::mtVALIDATION:</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">case</span> protocol::mtPROOF_PATH_REQ:</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keywordflow">case</span> protocol::mtPROOF_PATH_RESPONSE:</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">case</span> protocol::mtREPLAY_DELTA_REQ:</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="keywordflow">case</span> protocol::mtHAVE_TRANSACTIONS:</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> }</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> }();</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">if</span> (compressible)</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> {</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">auto</span> payload = <span class="keyword">static_cast&lt;</span><span class="keywordtype">void</span> const*<span class="keyword">&gt;</span>(<a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/data.html">data</a>() + headerBytes);</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="keyword">auto</span> compressedSize = <a class="code hl_function" href="namespaceripple_1_1compression.html#a566b52accba07f1d57a3b44d2522b146">ripple::compression::compress</a>(</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> payload,</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> messageBytes,</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> [&amp;](<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/size_t.html">std::size_t</a> inSize) { <span class="comment">// size of required compressed buffer</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <a class="code hl_variable" href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">bufferCompressed_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/resize.html">resize</a>(inSize + headerBytesCompressed);</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keywordflow">return</span> (<a class="code hl_variable" href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">bufferCompressed_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/data.html">data</a>() + headerBytesCompressed);</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> </div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="keywordflow">if</span> (compressedSize &lt;</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> (messageBytes - (headerBytesCompressed - headerBytes)))</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> <a class="code hl_variable" href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">bufferCompressed_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/resize.html">resize</a>(headerBytesCompressed + compressedSize);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <a class="code hl_function" href="classripple_1_1Message.html#a53f6b565ba4f354eeb13f01dbd041848">setHeader</a>(</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <a class="code hl_variable" href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">bufferCompressed_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/data.html">data</a>(),</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> compressedSize,</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> type,</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> Algorithm::LZ4,</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> messageBytes);</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> }</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <a class="code hl_variable" href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">bufferCompressed_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/resize.html">resize</a>(0);</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> }</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="l00154" name="l00154"></a><span class="lineno"> 154</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00155" data-start="{" data-end="}">
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#a53f6b565ba4f354eeb13f01dbd041848"> 155</a></span><a class="code hl_function" href="classripple_1_1Message.html#a53f6b565ba4f354eeb13f01dbd041848">Message::setHeader</a>(</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a>* <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>,</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> payloadBytes,</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordtype">int</span> type,</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <a class="code hl_enumeration" href="namespaceripple_1_1compression.html#ac4e4ca1236f472d7e218c3f69cd8605b">Algorithm</a> compression,</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> uncompressedBytes)</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span>{</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">auto</span> h = <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>;</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> </div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="keyword">auto</span> pack = [](<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a>*&amp; <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>, <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> size) {</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> *<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>++ = <span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">&gt;</span>(</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> (size &gt;&gt; 24) &amp; 0x0F); <span class="comment">// leftmost 4 are compression bits</span></div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> *<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>++ = <span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">&gt;</span>((size &gt;&gt; 16) &amp; 0xFF);</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> *<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>++ = <span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">&gt;</span>((size &gt;&gt; 8) &amp; 0xFF);</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> *<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>++ = <span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">&gt;</span>(size &amp; 0xFF);</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</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> pack(<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>, payloadBytes);</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> *<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>++ = <span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">&gt;</span>((type &gt;&gt; 8) &amp; 0xFF);</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> *<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>++ = <span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">&gt;</span>(type &amp; 0xFF);</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> </div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="keywordflow">if</span> (compression != Algorithm::None)</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> pack(<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>, uncompressedBytes);</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> *h |= <span class="keyword">static_cast&lt;</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a><span class="keyword">&gt;</span>(compression);</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> }</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span>}</div>
</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</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="foldopen00185" data-start="{" data-end="}">
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#a6e14d9326c8907aac58a5de4668c5840"> 185</a></span><a class="code hl_function" href="classripple_1_1Message.html#a6e14d9326c8907aac58a5de4668c5840">Message::getBufferSize</a>()</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span>{</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>();</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span>}</div>
</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span><a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;uint8_t&gt;</a> <span class="keyword">const</span>&amp;</div>
<div class="foldopen" id="foldopen00191" data-start="{" data-end="}">
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#a59548b6f1be088035f2858fae9eda66b"> 191</a></span><a class="code hl_function" href="classripple_1_1Message.html#a59548b6f1be088035f2858fae9eda66b">Message::getBuffer</a>(<a class="code hl_enumeration" href="namespaceripple_1_1compression.html#a63d59b12f7e712c378860771ef3fdf5f">Compressed</a> tryCompressed)</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="keywordflow">if</span> (tryCompressed == Compressed::Off)</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>;</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/thread/call_once.html">std::call_once</a>(<a class="code hl_variable" href="classripple_1_1Message.html#a15306c929310abec214884a9af5b248d">once_flag_</a>, &amp;<a class="code hl_function" href="classripple_1_1Message.html#ad34a23eec4049e1e4206ad6dbb4e3c8d">Message::compress</a>, <span class="keyword">this</span>);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> </div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">bufferCompressed_</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>() &gt; 0)</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">bufferCompressed_</a>;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">buffer_</a>;</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span>}</div>
</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="keywordtype">int</span></div>
<div class="foldopen" id="foldopen00205" data-start="{" data-end="}">
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"><a class="line" href="classripple_1_1Message.html#aad24b93cd0c33a28c370a91d1e7ffbba"> 205</a></span><a class="code hl_function" href="classripple_1_1Message.html#aad24b93cd0c33a28c370a91d1e7ffbba">Message::getType</a>(<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a> <span class="keyword">const</span>* <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>)<span class="keyword"> const</span></div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="keywordtype">int</span> type = (<span class="keyword">static_cast&lt;</span><span class="keywordtype">int</span><span class="keyword">&gt;</span>(*(<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a> + 4)) &lt;&lt; 8) + *(<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a> + 5);</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keywordflow">return</span> type;</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span>}</div>
</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="comment">// namespace ripple</span></div>
<div class="ttc" id="acall_once_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/call_once.html">std::call_once</a></div><div class="ttdeci">T call_once(T... args)</div></div>
<div class="ttc" id="aclassripple_1_1Message_html_a15306c929310abec214884a9af5b248d"><div class="ttname"><a href="classripple_1_1Message.html#a15306c929310abec214884a9af5b248d">ripple::Message::once_flag_</a></div><div class="ttdeci">std::once_flag once_flag_</div><div class="ttdef"><b>Definition</b> <a href="Message_8h_source.html#l00084">Message.h:84</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_a53f6b565ba4f354eeb13f01dbd041848"><div class="ttname"><a href="classripple_1_1Message.html#a53f6b565ba4f354eeb13f01dbd041848">ripple::Message::setHeader</a></div><div class="ttdeci">void setHeader(std::uint8_t *in, std::uint32_t payloadBytes, int type, Algorithm compression, std::uint32_t uncompressedBytes)</div><div class="ttdoc">Set the payload header.</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00155">Message.cpp:155</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_a59548b6f1be088035f2858fae9eda66b"><div class="ttname"><a href="classripple_1_1Message.html#a59548b6f1be088035f2858fae9eda66b">ripple::Message::getBuffer</a></div><div class="ttdeci">std::vector&lt; uint8_t &gt; const &amp; getBuffer(Compressed tryCompressed)</div><div class="ttdoc">Retrieve the packed message data.</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00191">Message.cpp:191</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_a6e14d9326c8907aac58a5de4668c5840"><div class="ttname"><a href="classripple_1_1Message.html#a6e14d9326c8907aac58a5de4668c5840">ripple::Message::getBufferSize</a></div><div class="ttdeci">std::size_t getBufferSize()</div><div class="ttdoc">Retrieve the size of the packed but uncompressed message data.</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00185">Message.cpp:185</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_a7a4b11ee88a462956cab12969e833fbe"><div class="ttname"><a href="classripple_1_1Message.html#a7a4b11ee88a462956cab12969e833fbe">ripple::Message::totalSize</a></div><div class="ttdeci">static std::size_t totalSize(::google::protobuf::Message const &amp;message)</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00047">Message.cpp:47</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_a91876bd951318278fe177bcfb7574d73"><div class="ttname"><a href="classripple_1_1Message.html#a91876bd951318278fe177bcfb7574d73">ripple::Message::Message</a></div><div class="ttdeci">Message(::google::protobuf::Message const &amp;message, protocol::MessageType type, std::optional&lt; PublicKey &gt; const &amp;validator={})</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00008">Message.cpp:8</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_a93709e66e26eb29574a1b5dbcaabf9b6"><div class="ttname"><a href="classripple_1_1Message.html#a93709e66e26eb29574a1b5dbcaabf9b6">ripple::Message::buffer_</a></div><div class="ttdeci">std::vector&lt; uint8_t &gt; buffer_</div><div class="ttdef"><b>Definition</b> <a href="Message_8h_source.html#l00081">Message.h:81</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_aa1f750b5736b4a641b5d279a2d05ba6f"><div class="ttname"><a href="classripple_1_1Message.html#aa1f750b5736b4a641b5d279a2d05ba6f">ripple::Message::bufferCompressed_</a></div><div class="ttdeci">std::vector&lt; uint8_t &gt; bufferCompressed_</div><div class="ttdef"><b>Definition</b> <a href="Message_8h_source.html#l00082">Message.h:82</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_aad24b93cd0c33a28c370a91d1e7ffbba"><div class="ttname"><a href="classripple_1_1Message.html#aad24b93cd0c33a28c370a91d1e7ffbba">ripple::Message::getType</a></div><div class="ttdeci">int getType(std::uint8_t const *in) const</div><div class="ttdoc">Get the message type from the payload header.</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00205">Message.cpp:205</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_ad34a23eec4049e1e4206ad6dbb4e3c8d"><div class="ttname"><a href="classripple_1_1Message.html#ad34a23eec4049e1e4206ad6dbb4e3c8d">ripple::Message::compress</a></div><div class="ttdeci">void compress()</div><div class="ttdoc">Try to compress the payload.</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00053">Message.cpp:53</a></div></div>
<div class="ttc" id="aclassripple_1_1Message_html_adfda2892c626409bcbf86440c2c0b0e9"><div class="ttname"><a href="classripple_1_1Message.html#adfda2892c626409bcbf86440c2c0b0e9">ripple::Message::messageSize</a></div><div class="ttdeci">static std::size_t messageSize(::google::protobuf::Message const &amp;message)</div><div class="ttdef"><b>Definition</b> <a href="Message_8cpp_source.html#l00036">Message.cpp:36</a></div></div>
<div class="ttc" id="aclassripple_1_1TrafficCount_html"><div class="ttname"><a href="classripple_1_1TrafficCount.html">ripple::TrafficCount</a></div><div class="ttdoc">TrafficCount is used to count ingress and egress wire bytes and number of messages.</div><div class="ttdef"><b>Definition</b> <a href="TrafficCount_8h_source.html#l00030">TrafficCount.h:31</a></div></div>
<div class="ttc" id="acstdint_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/cstdint.html">cstdint</a></div></div>
<div class="ttc" id="adata_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/data.html">std::vector::data</a></div><div class="ttdeci">T data(T... args)</div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint8_t</a></div></div>
<div class="ttc" id="anamespaceripple_1_1compression_html"><div class="ttname"><a href="namespaceripple_1_1compression.html">ripple::compression</a></div><div class="ttdef"><b>Definition</b> <a href="Compression_8h_source.html#l00009">Compression.h:9</a></div></div>
<div class="ttc" id="anamespaceripple_1_1compression_html_a0677d67ee538c34d3b8effde7364de10"><div class="ttname"><a href="namespaceripple_1_1compression.html#a0677d67ee538c34d3b8effde7364de10">ripple::compression::headerBytes</a></div><div class="ttdeci">std::size_t constexpr headerBytes</div><div class="ttdef"><b>Definition</b> <a href="Compression_8h_source.html#l00011">Compression.h:11</a></div></div>
<div class="ttc" id="anamespaceripple_1_1compression_html_a566b52accba07f1d57a3b44d2522b146"><div class="ttname"><a href="namespaceripple_1_1compression.html#a566b52accba07f1d57a3b44d2522b146">ripple::compression::compress</a></div><div class="ttdeci">std::size_t compress(void const *in, std::size_t inSize, BufferFactory &amp;&amp;bf, Algorithm algorithm=Algorithm::LZ4)</div><div class="ttdoc">Compress input data.</div><div class="ttdef"><b>Definition</b> <a href="Compression_8h_source.html#l00071">Compression.h:71</a></div></div>
<div class="ttc" id="anamespaceripple_1_1compression_html_a63d59b12f7e712c378860771ef3fdf5f"><div class="ttname"><a href="namespaceripple_1_1compression.html#a63d59b12f7e712c378860771ef3fdf5f">ripple::compression::Compressed</a></div><div class="ttdeci">Compressed</div><div class="ttdef"><b>Definition</b> <a href="Compression_8h_source.html#l00018">Compression.h:18</a></div></div>
<div class="ttc" id="anamespaceripple_1_1compression_html_ac4e4ca1236f472d7e218c3f69cd8605b"><div class="ttname"><a href="namespaceripple_1_1compression.html#ac4e4ca1236f472d7e218c3f69cd8605b">ripple::compression::Algorithm</a></div><div class="ttdeci">Algorithm</div><div class="ttdef"><b>Definition</b> <a href="Compression_8h_source.html#l00016">Compression.h:16</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_a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf"><div class="ttname"><a href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">ripple::QualityDirection::in</a></div><div class="ttdeci">@ in</div></div>
<div class="ttc" id="aoptional_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional</a></div></div>
<div class="ttc" id="aresize_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/resize.html">std::vector::resize</a></div><div class="ttdeci">T resize(T... args)</div></div>
<div class="ttc" id="asize_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/size.html">std::vector::size</a></div><div class="ttdeci">T size(T... args)</div></div>
<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>
<div class="ttc" id="avector_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a></div></div>
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