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legrand cd4b27992a ParadisEO-PEO sources added 
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@94 331e1502-861f-0410-8da2-ba01fb791d7f
2006-12-20 12:52:07 +00:00

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<h1>recv.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// "recv.cpp"</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">// (c) OPAC Team, LIFL, August 2005</span>
<a name="l00006"></a>00006
<a name="l00007"></a>00007 <span class="comment">/* This library is free software; you can redistribute it and/or</span>
<a name="l00008"></a>00008 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
<a name="l00009"></a>00009 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00010"></a>00010 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00011"></a>00011 <span class="comment"> </span>
<a name="l00012"></a>00012 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00015"></a>00015 <span class="comment"> Lesser General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> </span>
<a name="l00017"></a>00017 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
<a name="l00018"></a>00018 <span class="comment"> License along with this library; if not, write to the Free Software</span>
<a name="l00019"></a>00019 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00020"></a>00020 <span class="comment"> </span>
<a name="l00021"></a>00021 <span class="comment"> Contact: paradiseo-help@lists.gforge.inria.fr</span>
<a name="l00022"></a>00022 <span class="comment">*/</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#include "comm.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "tags.h"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "worker.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "scheduler.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "mess.h"</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "node.h"</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "../../core/runner.h"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "../../core/cooperative.h"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "../../core/peo_debug.h"</span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keywordtype">void</span> receiveMessages () {
<a name="l00035"></a>00035
<a name="l00036"></a>00036 cleanBuffers ();
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keywordflow">do</span> {
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keywordflow">if</span> (! atLeastOneActiveThread ()) {
<a name="l00041"></a>00041 <span class="comment">// printDebugMessage ("debut wait");</span>
<a name="l00042"></a>00042 waitMessage ();
<a name="l00043"></a>00043 <span class="comment">//printDebugMessage ("fin wait");</span>
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="keywordtype">int</span> src, tag;
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="keywordflow">while</span> (probeMessage (src, tag)) {
<a name="l00049"></a>00049
<a name="l00050"></a>00050 receiveMessage (src, tag);
<a name="l00051"></a>00051 initMessage ();
<a name="l00052"></a>00052 <span class="comment">/*</span>
<a name="l00053"></a>00053 <span class="comment"> char b [1000];</span>
<a name="l00054"></a>00054 <span class="comment"> sprintf (b, "traitement recv %d\n", tag);</span>
<a name="l00055"></a>00055 <span class="comment"> printDebugMessage (b);</span>
<a name="l00056"></a>00056 <span class="comment"> */</span>
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keywordflow">switch</span> (tag) {
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keywordflow">case</span> RUNNER_STOP_TAG:
<a name="l00061"></a>00061 unpackTerminationOfRunner ();
<a name="l00062"></a>00062 wakeUpCommunicator ();
<a name="l00063"></a>00063 <span class="keywordflow">break</span>;
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="keywordflow">case</span> COOP_TAG:
<a name="l00066"></a>00066 <span class="comment">// printDebugMessage ("reception de message de cooperation");</span>
<a name="l00067"></a>00067 COOP_ID coop_id;
<a name="l00068"></a>00068 unpack (coop_id);
<a name="l00069"></a>00069 getCooperative (coop_id) -&gt; unpack ();
<a name="l00070"></a>00070 <span class="keywordflow">break</span>;
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keywordflow">case</span> SCHED_REQUEST_TAG:
<a name="l00073"></a>00073 unpackResourceRequest ();
<a name="l00074"></a>00074 <span class="keywordflow">break</span>;
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keywordflow">case</span> SCHED_RESULT_TAG:
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 <span class="comment">/* Unpacking the resource */</span>
<a name="l00079"></a>00079 SERVICE_ID serv_id;
<a name="l00080"></a>00080 unpack (serv_id);
<a name="l00081"></a>00081 <a class="code" href="class_service.html">Service</a> * serv = getService (serv_id);
<a name="l00082"></a>00082 <span class="keywordtype">int</span> dest;
<a name="l00083"></a>00083 unpack (dest);
<a name="l00084"></a>00084 WORKER_ID worker_id;
<a name="l00085"></a>00085 unpack (worker_id);
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <span class="comment">/* Going back ... */</span>
<a name="l00088"></a>00088 initMessage ();
<a name="l00089"></a>00089 pack (worker_id);
<a name="l00090"></a>00090 pack (serv_id);
<a name="l00091"></a>00091 serv -&gt; packData ();
<a name="l00092"></a>00092 serv -&gt; notifySendingData ();
<a name="l00093"></a>00093 sendMessage (dest, TASK_DATA_TAG);
<a name="l00094"></a>00094 <span class="keywordflow">break</span>;
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keywordflow">case</span> TASK_DATA_TAG:
<a name="l00098"></a>00098 {
<a name="l00099"></a>00099 WORKER_ID worker_id;
<a name="l00100"></a>00100 unpack (worker_id);
<a name="l00101"></a>00101 <a class="code" href="class_worker.html">Worker</a> * worker = getWorker (worker_id);
<a name="l00102"></a>00102 worker -&gt; setSource (src);
<a name="l00103"></a>00103 worker -&gt; unpackData ();
<a name="l00104"></a>00104 worker -&gt; wakeUp ();
<a name="l00105"></a>00105 <span class="keywordflow">break</span>;
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordflow">case</span> TASK_RESULT_TAG:
<a name="l00109"></a>00109 {
<a name="l00110"></a>00110 SERVICE_ID serv_id;
<a name="l00111"></a>00111 unpack (serv_id);
<a name="l00112"></a>00112 <a class="code" href="class_service.html">Service</a> * serv = getService (serv_id);
<a name="l00113"></a>00113 serv -&gt; unpackResult ();
<a name="l00114"></a>00114 <span class="keywordflow">break</span>;
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keywordflow">case</span> TASK_DONE_TAG:
<a name="l00118"></a>00118 unpackTaskDone ();
<a name="l00119"></a>00119 <span class="keywordflow">break</span>;
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="keywordflow">default</span>:
<a name="l00122"></a>00122 ;
<a name="l00123"></a>00123 };
<a name="l00124"></a>00124 }
<a name="l00125"></a>00125
<a name="l00126"></a>00126 } <span class="keywordflow">while</span> (! atLeastOneActiveThread () &amp;&amp; atLeastOneActiveRunner () <span class="comment">/*&amp;&amp; ! allResourcesFree ()*/</span>);
<a name="l00127"></a>00127 }
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Wed Dec 20 13:45:48 2006 for ParadisEO by&nbsp;
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