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<h1>send.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// "send.cpp"</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// (c) OPAC Team, LIFL, August 2005</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">/* </span>
<a name="l00006"></a>00006 <span class="comment"> Contact: paradiseo-help@lists.gforge.inria.fr</span>
<a name="l00007"></a>00007 <span class="comment">*/</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="preprocessor">#include &lt;mpi.h&gt;</span>
<a name="l00010"></a>00010 <span class="preprocessor">#include &lt;semaphore.h&gt;</span>
<a name="l00011"></a>00011 <span class="preprocessor">#include &lt;queue&gt;</span>
<a name="l00012"></a>00012
<a name="l00013"></a>00013 <span class="preprocessor">#include "tags.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include "comm.h"</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include "worker.h"</span>
<a name="l00016"></a>00016 <span class="preprocessor">#include "scheduler.h"</span>
<a name="l00017"></a>00017 <span class="preprocessor">#include "mess.h"</span>
<a name="l00018"></a>00018 <span class="preprocessor">#include "node.h"</span>
<a name="l00019"></a>00019 <span class="preprocessor">#include "../../core/cooperative.h"</span>
<a name="l00020"></a>00020 <span class="preprocessor">#include "../../core/peo_debug.h"</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#define TO_ALL -1</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span>
<a name="l00024"></a><a class="code" href="structSEND__REQUEST.html">00024</a> <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00025"></a>00025
<a name="l00026"></a><a class="code" href="structSEND__REQUEST.html#1ad8f7233fa3ff13262e783a9153920f">00026</a> <a class="code" href="classCommunicable.html">Communicable</a> * comm;
<a name="l00027"></a><a class="code" href="structSEND__REQUEST.html#93e2a6a71d2a91aa2b7bdd050ee59b4d">00027</a> <span class="keywordtype">int</span> to;
<a name="l00028"></a><a class="code" href="structSEND__REQUEST.html#3126b3ef9d6533d3086760e413a7f23f">00028</a> <span class="keywordtype">int</span> tag;
<a name="l00029"></a>00029
<a name="l00030"></a>00030 } <a class="code" href="structSEND__REQUEST.html">SEND_REQUEST</a>;
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="keyword">static</span> std :: queue &lt;SEND_REQUEST&gt; mess;
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keyword">static</span> sem_t sem_send;
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keywordtype">void</span> initSending () {
<a name="l00037"></a>00037
<a name="l00038"></a>00038 sem_init (&amp; sem_send, 0, 1);
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="keywordtype">void</span> send (<a class="code" href="classCommunicable.html">Communicable</a> * __comm, <span class="keywordtype">int</span> __to, <span class="keywordtype">int</span> __tag) {
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <a class="code" href="structSEND__REQUEST.html">SEND_REQUEST</a> req;
<a name="l00044"></a>00044 req.<a class="code" href="structSEND__REQUEST.html#1ad8f7233fa3ff13262e783a9153920f">comm</a> = __comm;
<a name="l00045"></a>00045 req.<a class="code" href="structSEND__REQUEST.html#93e2a6a71d2a91aa2b7bdd050ee59b4d">to</a> = __to;
<a name="l00046"></a>00046 req.<a class="code" href="structSEND__REQUEST.html#3126b3ef9d6533d3086760e413a7f23f">tag</a> = __tag;
<a name="l00047"></a>00047
<a name="l00048"></a>00048 sem_wait (&amp; sem_send);
<a name="l00049"></a>00049 mess.push (req);
<a name="l00050"></a>00050 sem_post (&amp; sem_send);
<a name="l00051"></a>00051 wakeUpCommunicator ();
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <span class="keywordtype">void</span> sendToAll (<a class="code" href="classCommunicable.html">Communicable</a> * __comm, <span class="keywordtype">int</span> __tag) {
<a name="l00055"></a>00055
<a name="l00056"></a>00056 send (__comm, TO_ALL, __tag);
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keywordtype">void</span> sendMessages () {
<a name="l00060"></a>00060
<a name="l00061"></a>00061 sem_wait (&amp; sem_send);
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="keywordflow">while</span> (! mess.empty ()) {
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <a class="code" href="structSEND__REQUEST.html">SEND_REQUEST</a> req = mess.front ();
<a name="l00066"></a>00066 <span class="comment">/*</span>
<a name="l00067"></a>00067 <span class="comment"> char b [1000];</span>
<a name="l00068"></a>00068 <span class="comment"> sprintf (b, "traitement send %d\n", req.tag);</span>
<a name="l00069"></a>00069 <span class="comment"> printDebugMessage (b);</span>
<a name="l00070"></a>00070 <span class="comment"> */</span>
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <a class="code" href="classCommunicable.html">Communicable</a> * comm = req.<a class="code" href="structSEND__REQUEST.html#1ad8f7233fa3ff13262e783a9153920f">comm</a>;
<a name="l00073"></a>00073
<a name="l00074"></a>00074 initMessage ();
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keywordflow">switch</span> (req.<a class="code" href="structSEND__REQUEST.html#3126b3ef9d6533d3086760e413a7f23f">tag</a>) {
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="keywordflow">case</span> RUNNER_STOP_TAG:
<a name="l00079"></a>00079 dynamic_cast &lt;Runner *&gt; (comm) -&gt; packTermination ();
<a name="l00080"></a>00080 dynamic_cast &lt;Runner *&gt; (comm) -&gt; notifySendingTermination ();
<a name="l00081"></a>00081 <span class="keywordflow">break</span>;
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <span class="keywordflow">case</span> COOP_TAG:
<a name="l00084"></a>00084 dynamic_cast &lt;Cooperative *&gt; (comm) -&gt; pack ();
<a name="l00085"></a>00085 dynamic_cast &lt;Cooperative *&gt; (comm) -&gt; notifySending ();
<a name="l00086"></a>00086 <span class="keywordflow">break</span>;
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="keywordflow">case</span> SCHED_REQUEST_TAG:
<a name="l00089"></a>00089 dynamic_cast &lt;Service *&gt; (comm) -&gt; packResourceRequest ();
<a name="l00090"></a>00090 dynamic_cast &lt;Service *&gt; (comm) -&gt; notifySendingResourceRequest ();
<a name="l00091"></a>00091 <span class="keywordflow">break</span>;
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keywordflow">case</span> TASK_RESULT_TAG:
<a name="l00094"></a>00094 dynamic_cast &lt;Worker *&gt; (comm) -&gt; packResult ();
<a name="l00095"></a>00095 dynamic_cast &lt;Worker *&gt; (comm) -&gt; notifySendingResult ();
<a name="l00096"></a>00096 <span class="keywordflow">break</span>;
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="keywordflow">case</span> TASK_DONE_TAG:
<a name="l00099"></a>00099 dynamic_cast &lt;Worker *&gt; (comm) -&gt; packTaskDone ();
<a name="l00100"></a>00100 dynamic_cast &lt;Worker *&gt; (comm) -&gt; notifySendingTaskDone ();
<a name="l00101"></a>00101 <span class="keywordflow">break</span>;
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="keywordflow">default</span> :
<a name="l00104"></a>00104 <span class="keywordflow">break</span>;
<a name="l00105"></a>00105
<a name="l00106"></a>00106 };
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordflow">if</span> (req.<a class="code" href="structSEND__REQUEST.html#93e2a6a71d2a91aa2b7bdd050ee59b4d">to</a> == TO_ALL)
<a name="l00109"></a>00109 sendMessageToAll (req.<a class="code" href="structSEND__REQUEST.html#3126b3ef9d6533d3086760e413a7f23f">tag</a>);
<a name="l00110"></a>00110 <span class="keywordflow">else</span>
<a name="l00111"></a>00111 sendMessage (req.<a class="code" href="structSEND__REQUEST.html#93e2a6a71d2a91aa2b7bdd050ee59b4d">to</a>, req.<a class="code" href="structSEND__REQUEST.html#3126b3ef9d6533d3086760e413a7f23f">tag</a>);
<a name="l00112"></a>00112 mess.pop ();
<a name="l00113"></a>00113 }
<a name="l00114"></a>00114
<a name="l00115"></a>00115 sem_post (&amp; sem_send);
<a name="l00116"></a>00116 }
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Jul 5 13:41:04 2007 for ParadisEO-PEO by&nbsp;
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