FairMQ/v1.4.33/AsioAsyncOp_8h_source.html
2021-03-23 14:11:44 +01:00

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&#160;<span id="projectnumber">1.4.33</span>
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<div id="projectbrief">C++ Message Queuing Library and Framework</div>
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<li class="navelem"><a class="el" href="dir_d6b28f7731906a8cbc4171450df4b180.html">fairmq</a></li><li class="navelem"><a class="el" href="dir_02bd51ad6cbd3c7b005f7a6d7cf0a7f8.html">sdk</a></li> </ul>
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<div class="title">AsioAsyncOp.h</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"> * Copyright (C) 2019 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * This software is distributed under the terms of the *</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * GNU Lesser General Public Licence (LGPL) version 3, *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * copied verbatim in the file &quot;LICENSE&quot; *</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> ********************************************************************************/</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160; </div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#ifndef FAIR_MQ_SDK_ASIOASYNCOP_H</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#define FAIR_MQ_SDK_ASIOASYNCOP_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160; </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &lt;asio/associated_allocator.hpp&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &lt;asio/associated_executor.hpp&gt;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#include &lt;asio/executor_work_guard.hpp&gt;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &lt;asio/dispatch.hpp&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor">#include &lt;asio/system_executor.hpp&gt;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#include &lt;chrono&gt;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &lt;exception&gt;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#include &lt;fairmq/sdk/Error.h&gt;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &lt;fairmq/sdk/Traits.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;functional&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;system_error&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;utility&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;fairlogger/Logger.h&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#ifndef FAIR_LOG</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#define FAIR_LOG LOG</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* ifndef FAIR_LOG */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">namespace </span>fair::mq::sdk</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;{</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span>... SignatureArgTypes&gt;</div>
<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html"> 36</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">AsioAsyncOpImplBase</a></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;{</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keyword">virtual</span> <span class="keyword">auto</span> Complete(std::error_code, SignatureArgTypes...) -&gt; <span class="keywordtype">void</span> = 0;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keyword">virtual</span> <span class="keyword">auto</span> IsCompleted() <span class="keyword">const</span> -&gt; <span class="keywordtype">bool</span> = 0;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;};</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Executor1, <span class="keyword">typename</span> Allocator1, <span class="keyword">typename</span> Handler, <span class="keyword">typename</span>... SignatureArgTypes&gt;</div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html"> 47</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html">AsioAsyncOpImpl</a> : <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">AsioAsyncOpImplBase</a>&lt;SignatureArgTypes...&gt;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;{</div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a820a239d34fbcf405ba17a34ad1f44ed"> 50</a></span>&#160; <span class="keyword">using</span> <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a820a239d34fbcf405ba17a34ad1f44ed">Allocator2</a> = <span class="keyword">typename</span> asio::associated_allocator&lt;Handler, Allocator1&gt;::type;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; </div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a4b1a39b8b234928a75c78d71a3c29774"> 53</a></span>&#160; <span class="keyword">using</span> <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a4b1a39b8b234928a75c78d71a3c29774">Executor2</a> = <span class="keyword">typename</span> asio::associated_executor&lt;Handler, Executor1&gt;::type;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; </div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a26eb6b7a6579693bd95fa1feff298a78"> 56</a></span>&#160; <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a26eb6b7a6579693bd95fa1feff298a78">AsioAsyncOpImpl</a>(<span class="keyword">const</span> Executor1&amp; ex1, Allocator1 alloc1, Handler&amp;&amp; handler)</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; : fWork1(ex1)</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; , fWork2(asio::get_associated_executor(handler, ex1))</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; , fHandler(std::move(handler))</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; , fAlloc1(std::move(alloc1))</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; <span class="keyword">auto</span> GetAlloc2() const -&gt; <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a820a239d34fbcf405ba17a34ad1f44ed">Allocator2</a> { <span class="keywordflow">return</span> asio::get_associated_allocator(fHandler, fAlloc1); }</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">auto</span> GetEx2() const -&gt; <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a4b1a39b8b234928a75c78d71a3c29774">Executor2</a> { <span class="keywordflow">return</span> asio::get_associated_executor(fWork2); }</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keyword">auto</span> Complete(std::error_code ec, SignatureArgTypes... args) -&gt; <span class="keywordtype">void</span> <span class="keyword">override</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; {</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keywordflow">if</span> (IsCompleted()) {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keywordflow">throw</span> RuntimeError(<span class="stringliteral">&quot;Async operation already completed&quot;</span>);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; }</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; asio::dispatch(GetEx2(),</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; [=, handler = std::move(fHandler)]() <span class="keyword">mutable</span> {</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; handler(ec, args...);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; } <span class="keywordflow">catch</span> (<span class="keyword">const</span> std::exception&amp; e) {</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; FAIR_LOG(error) &lt;&lt; <span class="stringliteral">&quot;Uncaught exception in AsioAsyncOp completion handler: &quot;</span> &lt;&lt; e.what();</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; } <span class="keywordflow">catch</span> (...) {</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; FAIR_LOG(error) &lt;&lt; <span class="stringliteral">&quot;Unknown uncaught exception in AsioAsyncOp completion handler.&quot;</span>;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; });</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; fWork1.reset();</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; fWork2.reset();</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; </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keyword">auto</span> IsCompleted() const -&gt; <span class="keywordtype">bool</span><span class="keyword"> override</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">return</span> !fWork1.owns_work() &amp;&amp; !fWork2.owns_work();</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; </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; asio::executor_work_guard&lt;Executor1&gt; fWork1;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; asio::executor_work_guard&lt;Executor2&gt; fWork2;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; Handler fHandler;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; Allocator1 fAlloc1;</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; </div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Executor, <span class="keyword">typename</span> Allocator, <span class="keyword">typename</span> CompletionSignature&gt;</div>
<div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp.html"> 114</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp.html">AsioAsyncOp</a></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;};</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Executor,</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keyword">typename</span> Allocator,</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keyword">typename</span> SignatureReturnType,</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keyword">typename</span> SignatureFirstArgType,</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keyword">typename</span>... SignatureArgTypes&gt;</div>
<div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html"> 132</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp.html">AsioAsyncOp</a>&lt;Executor,</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; Allocator,</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; SignatureReturnType(SignatureFirstArgType, SignatureArgTypes...)&gt;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;{</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; static_assert(std::is_void&lt;SignatureReturnType&gt;::value,</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="stringliteral">&quot;return value of CompletionSignature must be void&quot;</span>);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; static_assert(std::is_same&lt;SignatureFirstArgType, std::error_code&gt;::value,</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="stringliteral">&quot;first argument of CompletionSignature must be std::error_code&quot;</span>);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keyword">using</span> Duration = std::chrono::milliseconds;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keyword">using</span> <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">Impl</a> = <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">AsioAsyncOpImplBase</a>&lt;SignatureArgTypes...&gt;;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keyword">using</span> ImplPtr = std::unique_ptr&lt;<a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">Impl</a>, std::function&lt;void(<a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">Impl</a>*)&gt;&gt;;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; ImplPtr fImpl;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; </div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#ad62e4a9633bd1f012fc022dd52f8153d"> 149</a></span>&#160; <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#ad62e4a9633bd1f012fc022dd52f8153d">AsioAsyncOp</a>()</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; : fImpl(nullptr)</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; {}</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Handler&gt;</div>
<div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#a11a13917dc6e83e4815523e6603c7463"> 155</a></span>&#160; <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#a11a13917dc6e83e4815523e6603c7463">AsioAsyncOp</a>(Executor ex1, Allocator alloc1, Handler&amp;&amp; handler)</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; : <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp.html">AsioAsyncOp</a>()</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; {</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="comment">// Async operation type to be allocated and constructed</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="keyword">using</span> Op = <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html">AsioAsyncOpImpl</a>&lt;Executor, Allocator, Handler, SignatureArgTypes...&gt;;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="comment">// Create allocator for concrete op type</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="comment">// Allocator2, see https://www.boost.org/doc/libs/1_70_0/doc/html/boost_asio/reference/asynchronous_operations.html#boost_asio.reference.asynchronous_operations.allocation_of_intermediate_storage</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="keyword">using</span> OpAllocator =</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="keyword">typename</span> std::allocator_traits&lt;typename Op::Allocator2&gt;::template rebind_alloc&lt;Op&gt;;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; OpAllocator opAlloc;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="comment">// Allocate memory</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keyword">auto</span> mem(std::allocator_traits&lt;OpAllocator&gt;::allocate(opAlloc, 1));</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="comment">// Construct object</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keyword">auto</span> ptr(<span class="keyword">new</span> (mem) Op(std::move(ex1),</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; std::move(alloc1),</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; std::forward&lt;Handler&gt;(handler)));</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="comment">// Assign ownership to this object</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; fImpl = ImplPtr(ptr, [opAlloc](<a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">Impl</a>* p) <span class="keyword">mutable</span> {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; std::allocator_traits&lt;OpAllocator&gt;::deallocate(opAlloc, <span class="keyword">static_cast&lt;</span>Op*<span class="keyword">&gt;</span>(p), 1);</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; });</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; }</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Handler&gt;</div>
<div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#a5157440e65748510a879b0ea4430ed95"> 183</a></span>&#160; <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#a5157440e65748510a879b0ea4430ed95">AsioAsyncOp</a>(Executor ex1, Handler&amp;&amp; handler)</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; : <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp.html">AsioAsyncOp</a>(std::move(ex1), Allocator(), std::forward&lt;Handler&gt;(handler))</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; {}</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Handler&gt;</div>
<div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#aeb131dbcf485df823d5fd4bc787361a3"> 189</a></span>&#160; <span class="keyword">explicit</span> <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#aeb131dbcf485df823d5fd4bc787361a3">AsioAsyncOp</a>(Handler&amp;&amp; handler)</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; : <a class="code" href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp.html">AsioAsyncOp</a>(asio::system_executor(), std::forward&lt;Handler&gt;(handler))</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; {}</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; </div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <span class="keyword">auto</span> IsCompleted() -&gt; <span class="keywordtype">bool</span> { <span class="keywordflow">return</span> (fImpl == <span class="keyword">nullptr</span>) || fImpl-&gt;IsCompleted(); }</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="keyword">auto</span> Complete(std::error_code ec, SignatureArgTypes... args) -&gt; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; {</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="keywordflow">if</span>(IsCompleted()) {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="keywordflow">throw</span> RuntimeError(<span class="stringliteral">&quot;Async operation already completed&quot;</span>);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; }</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; fImpl-&gt;Complete(ec, args...);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; fImpl.reset(<span class="keyword">nullptr</span>);</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; }</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; </div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="keyword">auto</span> Complete(SignatureArgTypes... args) -&gt; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; {</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; Complete(std::error_code(), args...);</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; }</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; </div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="keyword">auto</span> Cancel(SignatureArgTypes... args) -&gt; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; {</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; Complete(MakeErrorCode(ErrorCode::OperationCanceled), args...);</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; }</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; </div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; <span class="keyword">auto</span> Timeout(SignatureArgTypes... args) -&gt; <span class="keywordtype">void</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; {</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; Complete(MakeErrorCode(ErrorCode::OperationTimeout), args...);</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; }</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;};</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; </div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;} <span class="comment">// namespace fair::mq::sdk</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; </div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* FAIR_MQ_SDK_ASIOASYNCOP_H */</span><span class="preprocessor"></span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644_html_ad62e4a9633bd1f012fc022dd52f8153d"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#ad62e4a9633bd1f012fc022dd52f8153d">fair::mq::sdk::AsioAsyncOp&lt; Executor, Allocator, SignatureReturnType(SignatureFirstArgType, SignatureArgTypes...)&gt;::AsioAsyncOp</a></div><div class="ttdeci">AsioAsyncOp()</div><div class="ttdoc">Default Ctor.</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:149</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOp_html"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp.html">fair::mq::sdk::AsioAsyncOp</a></div><div class="ttdoc">Interface for Asio-compliant asynchronous operation, see https://www.boost.org/doc/libs/1_70_0/doc/ht...</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:115</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl_html"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html">fair::mq::sdk::AsioAsyncOpImpl</a></div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:48</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl_html_a820a239d34fbcf405ba17a34ad1f44ed"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a820a239d34fbcf405ba17a34ad1f44ed">fair::mq::sdk::AsioAsyncOpImpl::Allocator2</a></div><div class="ttdeci">typename asio::associated_allocator&lt; Handler, Allocator1 &gt;::type Allocator2</div><div class="ttdoc">See https://www.boost.org/doc/libs/1_70_0/doc/html/boost_asio/reference/asynchronous_operations....</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:50</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644_html_a5157440e65748510a879b0ea4430ed95"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#a5157440e65748510a879b0ea4430ed95">fair::mq::sdk::AsioAsyncOp&lt; Executor, Allocator, SignatureReturnType(SignatureFirstArgType, SignatureArgTypes...)&gt;::AsioAsyncOp</a></div><div class="ttdeci">AsioAsyncOp(Executor ex1, Handler &amp;&amp;handler)</div><div class="ttdoc">Ctor with handler #2.</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:183</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl_html_a4b1a39b8b234928a75c78d71a3c29774"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a4b1a39b8b234928a75c78d71a3c29774">fair::mq::sdk::AsioAsyncOpImpl::Executor2</a></div><div class="ttdeci">typename asio::associated_executor&lt; Handler, Executor1 &gt;::type Executor2</div><div class="ttdoc">See https://www.boost.org/doc/libs/1_70_0/doc/html/boost_asio/reference/asynchronous_operations....</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:53</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644_html_aeb131dbcf485df823d5fd4bc787361a3"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#aeb131dbcf485df823d5fd4bc787361a3">fair::mq::sdk::AsioAsyncOp&lt; Executor, Allocator, SignatureReturnType(SignatureFirstArgType, SignatureArgTypes...)&gt;::AsioAsyncOp</a></div><div class="ttdeci">AsioAsyncOp(Handler &amp;&amp;handler)</div><div class="ttdoc">Ctor with handler #3.</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:189</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644_html_a11a13917dc6e83e4815523e6603c7463"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOp_3_01Executor_00_01Allocator_00_01SignatureReturnType_07Si5d9a9132c7605e8b6a2e5b55defff644.html#a11a13917dc6e83e4815523e6603c7463">fair::mq::sdk::AsioAsyncOp&lt; Executor, Allocator, SignatureReturnType(SignatureFirstArgType, SignatureArgTypes...)&gt;::AsioAsyncOp</a></div><div class="ttdeci">AsioAsyncOp(Executor ex1, Allocator alloc1, Handler &amp;&amp;handler)</div><div class="ttdoc">Ctor with handler.</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:155</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl_html_a26eb6b7a6579693bd95fa1feff298a78"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImpl.html#a26eb6b7a6579693bd95fa1feff298a78">fair::mq::sdk::AsioAsyncOpImpl::AsioAsyncOpImpl</a></div><div class="ttdeci">AsioAsyncOpImpl(const Executor1 &amp;ex1, Allocator1 alloc1, Handler &amp;&amp;handler)</div><div class="ttdoc">Ctor.</div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:56</div></div>
<div class="ttc" id="astructfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase_html"><div class="ttname"><a href="structfair_1_1mq_1_1sdk_1_1AsioAsyncOpImplBase.html">fair::mq::sdk::AsioAsyncOpImplBase</a></div><div class="ttdef"><b>Definition:</b> AsioAsyncOp.h:37</div></div>
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