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<div class="title">TimeKeeper.cpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> Copyright (c) 2012, 2013 Ripple Labs Inc.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">//==============================================================================</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &lt;ripple/basics/Log.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;ripple/core/TimeKeeper.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;ripple/core/impl/SNTPClock.h&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/memory.html">memory</a>&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/mutex.html">mutex</a>&gt;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; </div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html"> 28</a></span>&#160;<span class="keyword">class </span><a class="code" href="classripple_1_1TimeKeeperImpl.html">TimeKeeperImpl</a> : <span class="keyword">public</span> <a class="code" href="classripple_1_1TimeKeeper.html">TimeKeeper</a></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;{</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#a6d54ee7776b7b2b05389a6d6a16b10b0"> 31</a></span>&#160; <a class="code" href="classbeast_1_1Journal.html">beast::Journal</a> <span class="keyword">const</span> <a class="code" href="classripple_1_1TimeKeeperImpl.html#a6d54ee7776b7b2b05389a6d6a16b10b0">j_</a>;</div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178"> 32</a></span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/mutex.html">std::mutex</a> <span class="keyword">mutable</span> <a class="code" href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178">mutex_</a>;</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02"> 33</a></span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration.html">std::chrono::duration&lt;std::int32_t&gt;</a> <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>;</div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c"> 34</a></span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/unique_ptr.html">std::unique_ptr&lt;SNTPClock&gt;</a> <a class="code" href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c">clock_</a>;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <span class="comment">// Adjust system_clock::time_point for NetClock epoch</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">static</span> <a class="code" href="classbeast_1_1abstract__clock.html#a4e16832b0bdf9392c5138bbbde024d8e">time_point</a></div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#a97d9da5cf4211fcbfa80b588f430ce41"> 38</a></span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a97d9da5cf4211fcbfa80b588f430ce41">adjust</a>(std::chrono::system_clock::time_point when)</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classbeast_1_1abstract__clock.html#a4e16832b0bdf9392c5138bbbde024d8e">time_point</a>(std::chrono::duration_cast&lt;duration&gt;(</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; when.time_since_epoch() - <a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration.html">days</a>(10957)));</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; }</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#afad98c7792c27f37ab6a9d48cc673496"> 45</a></span>&#160; <span class="keyword">explicit</span> <a class="code" href="classripple_1_1TimeKeeperImpl.html#afad98c7792c27f37ab6a9d48cc673496">TimeKeeperImpl</a>(<a class="code" href="classbeast_1_1Journal.html">beast::Journal</a> j)</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; : <a class="code" href="classripple_1_1TimeKeeperImpl.html#a6d54ee7776b7b2b05389a6d6a16b10b0">j_</a>(j), <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>{}, <a class="code" href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c">clock_</a>(<a class="code" href="namespaceripple.html#af10151f7f311ef0323186c961fdab9c7">make_SNTPClock</a>(j))</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#aecc3e8beecdb4753cb96db1b9162d331"> 51</a></span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#aecc3e8beecdb4753cb96db1b9162d331">run</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector&lt;std::string&gt;</a> <span class="keyword">const</span>&amp; servers)<span class="keyword"> override</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c">clock_</a>-&gt;run(servers);</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; }</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <a class="code" href="classbeast_1_1abstract__clock.html#a4e16832b0bdf9392c5138bbbde024d8e">time_point</a></div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#adf87d3e7cb53352a078c358b5992828e"> 57</a></span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#adf87d3e7cb53352a078c358b5992828e">now</a>()<span class="keyword"> const override</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lock(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178">mutex_</a>);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classripple_1_1TimeKeeperImpl.html#a97d9da5cf4211fcbfa80b588f430ce41">adjust</a>(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c">clock_</a>-&gt;now());</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; }</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <a class="code" href="classbeast_1_1abstract__clock.html#a4e16832b0bdf9392c5138bbbde024d8e">time_point</a></div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#a5240c6208db766ae233ee8e31279600d"> 64</a></span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a5240c6208db766ae233ee8e31279600d">closeTime</a>()<span class="keyword"> const override</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lock(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178">mutex_</a>);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classripple_1_1TimeKeeperImpl.html#a97d9da5cf4211fcbfa80b588f430ce41">adjust</a>(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c">clock_</a>-&gt;now()) + <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; }</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#a106bd9938db538a606cdc16c477c695f"> 71</a></span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a106bd9938db538a606cdc16c477c695f">adjustCloseTime</a>(<a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration.html">std::chrono::duration&lt;std::int32_t&gt;</a> amount)<span class="keyword"> override</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keyword">using namespace </span><a class="codeRef" href="http://en.cppreference.com/w/namespacestd_1_1chrono.html">std::chrono</a>;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keyword">auto</span> <span class="keyword">const</span> s = amount.<a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration/count.html">count</a>();</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lock(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178">mutex_</a>);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="comment">// Take large offsets, ignore small offsets,</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="comment">// push the close time towards our wall time.</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordflow">if</span> (s &gt; 1)</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a> += <a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration.html">seconds</a>((s + 3) / 4);</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (s &lt; -1)</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a> += <a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration.html">seconds</a>((s - 3) / 4);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a> = (<a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a> * 3) / 4;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>.<a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration/count.html">count</a>() != 0)</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="keywordflow">if</span> (std::abs(<a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>.<a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration/count.html">count</a>()) &lt; 60)</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; {</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; JLOG(<a class="code" href="classripple_1_1TimeKeeperImpl.html#a6d54ee7776b7b2b05389a6d6a16b10b0">j_</a>.<a class="code" href="classbeast_1_1Journal.html#a87d6bd59020d94110027dcab3d9e3357">info</a>()) &lt;&lt; <span class="stringliteral">&quot;TimeKeeper: Close time offset now &quot;</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; &lt;&lt; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>.<a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration/count.html">count</a>();</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; }</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; JLOG(<a class="code" href="classripple_1_1TimeKeeperImpl.html#a6d54ee7776b7b2b05389a6d6a16b10b0">j_</a>.<a class="code" href="classbeast_1_1Journal.html#ad8fefe3e8ad583e1ed1bf02094ac3d8f">warn</a>()) &lt;&lt; <span class="stringliteral">&quot;TimeKeeper: Large close time offset = &quot;</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; &lt;&lt; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>.<a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration/count.html">count</a>();</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; }</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration.html">std::chrono::duration&lt;std::int32_t&gt;</a></div>
<div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#a2767f095bd58476095733e7fe52828b4"> 100</a></span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#a2767f095bd58476095733e7fe52828b4">nowOffset</a>()<span class="keyword"> const override</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keyword">using namespace </span><a class="codeRef" href="http://en.cppreference.com/w/namespacestd_1_1chrono.html">std::chrono</a>;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keyword">using namespace </span><a class="code" href="namespacestd.html">std</a>;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">lock_guard</a> <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock.html">lock</a>(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178">mutex_</a>);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordflow">return</span> duration_cast&lt;chrono::duration&lt;int32_t&gt;&gt;(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c">clock_</a>-&gt;offset());</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; }</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/chrono/duration.html">std::chrono::duration&lt;std::int32_t&gt;</a></div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="classripple_1_1TimeKeeperImpl.html#ab73f23cbecd88a59637fe2329a9c4736"> 109</a></span>&#160; <a class="code" href="classripple_1_1TimeKeeperImpl.html#ab73f23cbecd88a59637fe2329a9c4736">closeOffset</a>()<span class="keyword"> const override</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock.html">lock</a>(<a class="code" href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178">mutex_</a>);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">closeOffset_</a>;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;};</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; </div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<a class="codeRef" href="http://en.cppreference.com/w/cpp/memory/unique_ptr.html">std::unique_ptr&lt;TimeKeeper&gt;</a></div>
<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="namespaceripple.html#a377354f4cc31fdeef30b6fdc97203e86"> 119</a></span>&#160;<a class="code" href="namespaceripple.html#a377354f4cc31fdeef30b6fdc97203e86">make_TimeKeeper</a>(<a class="code" href="classbeast_1_1Journal.html">beast::Journal</a> j)</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;{</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">return</span> std::make_unique&lt;TimeKeeperImpl&gt;(j);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;}</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;} <span class="comment">// namespace ripple</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="alock_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/lock.html">std::lock</a></div><div class="ttdeci">T lock(T... args)</div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_a97d9da5cf4211fcbfa80b588f430ce41"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#a97d9da5cf4211fcbfa80b588f430ce41">ripple::TimeKeeperImpl::adjust</a></div><div class="ttdeci">static time_point adjust(std::chrono::system_clock::time_point when)</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00038">TimeKeeper.cpp:38</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&lt; std::string &gt;</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_a0350f1a69d53d6257b494a9376839e02"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#a0350f1a69d53d6257b494a9376839e02">ripple::TimeKeeperImpl::closeOffset_</a></div><div class="ttdeci">std::chrono::duration&lt; std::int32_t &gt; closeOffset_</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00033">TimeKeeper.cpp:33</a></div></div>
<div class="ttc" id="aduration_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/chrono/duration.html">std::chrono::duration&lt; std::int32_t &gt;</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_a5240c6208db766ae233ee8e31279600d"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#a5240c6208db766ae233ee8e31279600d">ripple::TimeKeeperImpl::closeTime</a></div><div class="ttdeci">time_point closeTime() const override</div><div class="ttdoc">Returns the close time, in network time.</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00064">TimeKeeper.cpp:64</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html_ad8fefe3e8ad583e1ed1bf02094ac3d8f"><div class="ttname"><a href="classbeast_1_1Journal.html#ad8fefe3e8ad583e1ed1bf02094ac3d8f">beast::Journal::warn</a></div><div class="ttdeci">Stream warn() const</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00327">Journal.h:327</a></div></div>
<div class="ttc" id="alock_guard_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_ab7d9974b4a95cfaf37e34e7bb1e9c178"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#ab7d9974b4a95cfaf37e34e7bb1e9c178">ripple::TimeKeeperImpl::mutex_</a></div><div class="ttdeci">std::mutex mutex_</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00032">TimeKeeper.cpp:32</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_a6d54ee7776b7b2b05389a6d6a16b10b0"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#a6d54ee7776b7b2b05389a6d6a16b10b0">ripple::TimeKeeperImpl::j_</a></div><div class="ttdeci">const beast::Journal j_</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00031">TimeKeeper.cpp:31</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_a2767f095bd58476095733e7fe52828b4"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#a2767f095bd58476095733e7fe52828b4">ripple::TimeKeeperImpl::nowOffset</a></div><div class="ttdeci">std::chrono::duration&lt; std::int32_t &gt; nowOffset() const override</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00100">TimeKeeper.cpp:100</a></div></div>
<div class="ttc" id="anamespaceripple_html_af10151f7f311ef0323186c961fdab9c7"><div class="ttname"><a href="namespaceripple.html#af10151f7f311ef0323186c961fdab9c7">ripple::make_SNTPClock</a></div><div class="ttdeci">std::unique_ptr&lt; SNTPClock &gt; make_SNTPClock(beast::Journal j)</div><div class="ttdef"><b>Definition:</b> <a href="SNTPClock_8cpp_source.html#l00486">SNTPClock.cpp:486</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html_a87d6bd59020d94110027dcab3d9e3357"><div class="ttname"><a href="classbeast_1_1Journal.html#a87d6bd59020d94110027dcab3d9e3357">beast::Journal::info</a></div><div class="ttdeci">Stream info() const</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00321">Journal.h:321</a></div></div>
<div class="ttc" id="aclassbeast_1_1Journal_html"><div class="ttname"><a href="classbeast_1_1Journal.html">beast::Journal</a></div><div class="ttdoc">A generic endpoint for log messages.</div><div class="ttdef"><b>Definition:</b> <a href="Journal_8h_source.html#l00058">Journal.h:58</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeper_html"><div class="ttname"><a href="classripple_1_1TimeKeeper.html">ripple::TimeKeeper</a></div><div class="ttdoc">Manages various times used by the server.</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8h_source.html#l00032">TimeKeeper.h:32</a></div></div>
<div class="ttc" id="amemory_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/memory.html">memory</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_a106bd9938db538a606cdc16c477c695f"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#a106bd9938db538a606cdc16c477c695f">ripple::TimeKeeperImpl::adjustCloseTime</a></div><div class="ttdeci">void adjustCloseTime(std::chrono::duration&lt; std::int32_t &gt; amount) override</div><div class="ttdoc">Adjust the close time.</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00071">TimeKeeper.cpp:71</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="RCLCensorshipDetector_8h_source.html#l00029">RCLCensorshipDetector.h:29</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_aecc3e8beecdb4753cb96db1b9162d331"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#aecc3e8beecdb4753cb96db1b9162d331">ripple::TimeKeeperImpl::run</a></div><div class="ttdeci">void run(std::vector&lt; std::string &gt; const &amp;servers) override</div><div class="ttdoc">Launch the internal thread.</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00051">TimeKeeper.cpp:51</a></div></div>
<div class="ttc" id="anamespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdoc">STL namespace.</div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_ab73f23cbecd88a59637fe2329a9c4736"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#ab73f23cbecd88a59637fe2329a9c4736">ripple::TimeKeeperImpl::closeOffset</a></div><div class="ttdeci">std::chrono::duration&lt; std::int32_t &gt; closeOffset() const override</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00109">TimeKeeper.cpp:109</a></div></div>
<div class="ttc" id="anamespaceripple_html_a377354f4cc31fdeef30b6fdc97203e86"><div class="ttname"><a href="namespaceripple.html#a377354f4cc31fdeef30b6fdc97203e86">ripple::make_TimeKeeper</a></div><div class="ttdeci">std::unique_ptr&lt; TimeKeeper &gt; make_TimeKeeper(beast::Journal j)</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00119">TimeKeeper.cpp:119</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_ae93d76434824d24f488795a75c27540c"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#ae93d76434824d24f488795a75c27540c">ripple::TimeKeeperImpl::clock_</a></div><div class="ttdeci">std::unique_ptr&lt; SNTPClock &gt; clock_</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00034">TimeKeeper.cpp:34</a></div></div>
<div class="ttc" id="acount_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/chrono/duration/count.html">std::chrono::duration::count</a></div><div class="ttdeci">T count(T... args)</div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html">ripple::TimeKeeperImpl</a></div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00028">TimeKeeper.cpp:28</a></div></div>
<div class="ttc" id="amutex_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/mutex.html">mutex</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_adf87d3e7cb53352a078c358b5992828e"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#adf87d3e7cb53352a078c358b5992828e">ripple::TimeKeeperImpl::now</a></div><div class="ttdeci">time_point now() const override</div><div class="ttdoc">Returns the estimate of wall time, in network time.</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00057">TimeKeeper.cpp:57</a></div></div>
<div class="ttc" id="aunique_ptr_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/memory/unique_ptr.html">std::unique_ptr</a></div><div class="ttdoc">STL class.</div></div>
<div class="ttc" id="aclassbeast_1_1abstract__clock_html_a4e16832b0bdf9392c5138bbbde024d8e"><div class="ttname"><a href="classbeast_1_1abstract__clock.html#a4e16832b0bdf9392c5138bbbde024d8e">beast::abstract_clock&lt; NetClock &gt;::time_point</a></div><div class="ttdeci">typename NetClock ::time_point time_point</div><div class="ttdef"><b>Definition:</b> <a href="abstract__clock_8h_source.html#l00063">abstract_clock.h:63</a></div></div>
<div class="ttc" id="aclassripple_1_1TimeKeeperImpl_html_afad98c7792c27f37ab6a9d48cc673496"><div class="ttname"><a href="classripple_1_1TimeKeeperImpl.html#afad98c7792c27f37ab6a9d48cc673496">ripple::TimeKeeperImpl::TimeKeeperImpl</a></div><div class="ttdeci">TimeKeeperImpl(beast::Journal j)</div><div class="ttdef"><b>Definition:</b> <a href="TimeKeeper_8cpp_source.html#l00045">TimeKeeper.cpp:45</a></div></div>
<div class="ttc" id="anamespacestd_1_1chrono_html"><div class="ttname"><a href="http://en.cppreference.com/w/namespacestd_1_1chrono.html">std::chrono</a></div></div>
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