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<div id="projectname">FairMQ
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 <span id="projectnumber">1.4.14</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_6475741fe3587c0a949798307da6131d.html">shmem</a></li> </ul>
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<div class="title">Region.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/********************************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">* Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">* *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <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> <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> <span class="comment">* copied verbatim in the file "LICENSE" *</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">********************************************************************************/</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#ifndef FAIR_MQ_SHMEM_REGION_H_</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#define FAIR_MQ_SHMEM_REGION_H_</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "Common.h"</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <FairMQLogger.h></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <FairMQUnmanagedRegion.h></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <boost/interprocess/managed_shared_memory.hpp></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <boost/interprocess/file_mapping.hpp></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <boost/interprocess/ipc/message_queue.hpp></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <thread></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <mutex></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <condition_variable></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <unordered_map></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">namespace </span><a class="code" href="namespacefair.html">fair</a></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> {</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">namespace </span>mq</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span>shmem</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> {</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">class </span>Manager;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="structfair_1_1mq_1_1shmem_1_1Region.html"> 41</a></span> <span class="keyword">struct </span><a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a>(<a class="code" href="classfair_1_1mq_1_1shmem_1_1Manager.html">Manager</a>& manager, uint64_t <span class="keywordtype">id</span>, uint64_t size, <span class="keywordtype">bool</span> remote, RegionCallback callback = <span class="keyword">nullptr</span>, <span class="keyword">const</span> std::string& path = <span class="stringliteral">""</span>, <span class="keywordtype">int</span> flags = 0);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a>() = <span class="keyword">delete</span>;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a>(<span class="keyword">const</span> <a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a>&) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a>(<a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a>&&) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">void</span> InitializeQueues();</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordtype">void</span> StartSendingAcks();</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordtype">void</span> SendAcks();</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">void</span> StartReceivingAcks();</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">void</span> ReceiveAcks();</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">void</span> ReleaseBlock(<span class="keyword">const</span> <a class="code" href="structfair_1_1mq_1_1shmem_1_1RegionBlock.html">RegionBlock</a> &);</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  ~<a class="code" href="structfair_1_1mq_1_1shmem_1_1Region.html">Region</a>();</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Manager.html">Manager</a>& fManager;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">bool</span> fRemote;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">bool</span> fStop;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  std::string fName;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  std::string fQueueName;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  boost::interprocess::shared_memory_object fShmemObject;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  FILE* fFile;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  boost::interprocess::file_mapping fFileMapping;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  boost::interprocess::mapped_region fRegion;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  std::mutex fBlockMtx;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  std::condition_variable fBlockSendCV;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  std::vector<RegionBlock> fBlocksToFree;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">const</span> std::size_t fAckBunchSize = 256;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  std::unique_ptr<boost::interprocess::message_queue> fQueue;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  std::thread fReceiveAcksWorker;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  std::thread fSendAcksWorker;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  RegionCallback fCallback;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> };</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> } <span class="comment">// namespace shmem</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> } <span class="comment">// namespace mq</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> } <span class="comment">// namespace fair</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#endif </span><span class="comment">/* FAIR_MQ_SHMEM_REGION_H_ */</span><span class="preprocessor"></span></div><div class="ttc" id="classfair_1_1mq_1_1shmem_1_1Manager_html"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1Manager.html">fair::mq::shmem::Manager</a></div><div class="ttdef"><b>Definition:</b> Manager.h:46</div></div>
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<div class="ttc" id="structfair_1_1mq_1_1shmem_1_1Region_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1Region.html">fair::mq::shmem::Region</a></div><div class="ttdef"><b>Definition:</b> Region.h:41</div></div>
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<div class="ttc" id="structfair_1_1mq_1_1shmem_1_1RegionBlock_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1RegionBlock.html">fair::mq::shmem::RegionBlock</a></div><div class="ttdef"><b>Definition:</b> Common.h:90</div></div>
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<div class="ttc" id="namespacefair_html"><div class="ttname"><a href="namespacefair.html">fair</a></div><div class="ttdoc">Tools for interfacing containers to the transport via polymorphic allocators. </div><div class="ttdef"><b>Definition:</b> DeviceRunner.h:23</div></div>
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