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<h1>HTaskInfo.cc</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
<a name="l00002"></a>00002 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
<a name="l00003"></a>00003 <span class="preprocessor">#include "TaskManagerImpl.h"</span>
<a name="l00004"></a>00004 <span class="preprocessor">#include "HTaskInfo.h"</span>
<a name="l00005"></a>00005 
<a name="l00006"></a>00006 HTaskInfo::HTaskInfo(<span class="keywordtype">void</span>)
<a name="l00007"></a>00007     :htaskPool(NULL), freeHTask(NULL) {}
<a name="l00008"></a>00008 
<a name="l00009"></a>00009 HTaskInfo::~HTaskInfo(<span class="keywordtype">void</span>) { destroy(); }
<a name="l00010"></a>00010 
<a name="l00011"></a>00011 <span class="keywordtype">int</span>
<a name="l00012"></a>00012 HTaskInfo::init(<span class="keywordtype">int</span> num)
<a name="l00013"></a>00013 {
<a name="l00014"></a>00014     <span class="keywordflow">if</span> (htaskPool == NULL) {
<a name="l00015"></a>00015         <span class="keywordflow">return</span> extend_pool(num);
<a name="l00016"></a>00016     }
<a name="l00017"></a>00017     <span class="keywordflow">return</span> 0;
<a name="l00018"></a>00018 }
<a name="l00019"></a>00019 
<a name="l00024"></a>00024 <span class="keywordtype">int</span>
<a name="l00025"></a>00025 HTaskInfo::extend_pool(<span class="keywordtype">int</span> num)
<a name="l00026"></a>00026 {
<a name="l00027"></a>00027     HTaskPtr q = NULL;
<a name="l00028"></a>00028 
<a name="l00029"></a>00029     q = (HTaskPtr)malloc(<span class="keyword">sizeof</span>(HTask)*(num+1));
<a name="l00030"></a>00030 
<a name="l00031"></a>00031     <span class="keywordflow">if</span> (q == NULL) {
<a name="l00032"></a>00032         <span class="keywordflow">return</span> -1;
<a name="l00033"></a>00033     }
<a name="l00034"></a>00034     q-&gt;next = htaskPool;
<a name="l00035"></a>00035     htaskPool = q;
<a name="l00036"></a>00036 
<a name="l00037"></a>00037     <span class="comment">/* Connect all free queue in the pool */</span>
<a name="l00038"></a>00038     <span class="keywordflow">for</span> (q = htaskPool + 1; --num &gt; 0; q++) {
<a name="l00039"></a>00039         q-&gt;next = q + 1;
<a name="l00040"></a>00040         q-&gt;inData = (ListDataPtr)malloc(<span class="keyword">sizeof</span>(ListData));
<a name="l00041"></a>00041         q-&gt;outData = (ListDataPtr)malloc(<span class="keyword">sizeof</span>(ListData));
<a name="l00042"></a>00042     }
<a name="l00043"></a>00043     q-&gt;next = freeHTask;
<a name="l00044"></a>00044     q-&gt;inData = (ListDataPtr)malloc(<span class="keyword">sizeof</span>(ListData));
<a name="l00045"></a>00045     q-&gt;outData = (ListDataPtr)malloc(<span class="keyword">sizeof</span>(ListData));
<a name="l00046"></a>00046 
<a name="l00047"></a>00047     freeHTask = htaskPool + 1;
<a name="l00048"></a>00048 
<a name="l00049"></a>00049     <span class="keywordflow">return</span> 0;
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051 
<a name="l00057"></a>00057 HTaskPtr
<a name="l00058"></a>00058 HTaskInfo::create(<span class="keywordtype">int</span> cmd)
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060     HTaskPtr q;
<a name="l00061"></a>00061     
<a name="l00062"></a>00062     <span class="keywordflow">if</span> (freeHTask == NULL) {
<a name="l00063"></a>00063         extend_pool(100);
<a name="l00064"></a>00064     }
<a name="l00065"></a>00065 
<a name="l00066"></a>00066     q = freeHTask;
<a name="l00067"></a>00067     freeHTask = freeHTask-&gt;next;
<a name="l00068"></a>00068 
<a name="l00069"></a>00069     q-&gt;command  = cmd;
<a name="l00070"></a>00070     q-&gt;inData-&gt;clear();
<a name="l00071"></a>00071     q-&gt;outData-&gt;clear();
<a name="l00072"></a>00072     q-&gt;self = (<span class="keywordtype">unsigned</span> int)q;
<a name="l00073"></a>00073     q-&gt;param_size = 0;
<a name="l00074"></a>00074 
<a name="l00075"></a>00075     q-&gt;wait_me  = NULL;
<a name="l00076"></a>00076     q-&gt;wait_i   = NULL;
<a name="l00077"></a>00077     q-&gt;post_func = NULL;
<a name="l00078"></a>00078     q-&gt;mimpl     = NULL;
<a name="l00079"></a>00079     q-&gt;cpu_type  = CPU_PPE;
<a name="l00080"></a>00080 
<a name="l00081"></a>00081     <span class="keywordflow">return</span> q;
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083 
<a name="l00084"></a>00084 <span class="keywordtype">void</span>
<a name="l00085"></a>00085 HTaskInfo::free(HTaskPtr q)
<a name="l00086"></a>00086 {
<a name="l00087"></a>00087     q-&gt;next = freeHTask;
<a name="l00088"></a>00088     freeHTask = q;
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090 
<a name="l00091"></a>00091 <span class="keywordtype">void</span>
<a name="l00092"></a>00092 HTaskInfo::destroy(<span class="keywordtype">void</span>)
<a name="l00093"></a>00093 {
<a name="l00094"></a>00094     HTaskPtr q, tmp; 
<a name="l00095"></a>00095 
<a name="l00096"></a>00096 <span class="preprocessor">#if 1</span>
<a name="l00097"></a>00097 <span class="preprocessor"></span>    q = htaskPool;
<a name="l00098"></a>00098     <span class="keywordflow">while</span> (q) {
<a name="l00099"></a>00099         tmp = q-&gt;next;
<a name="l00100"></a>00100         free(q);
<a name="l00101"></a>00101         q = tmp;
<a name="l00102"></a>00102     }
<a name="l00103"></a>00103 <span class="preprocessor">#else</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span>    <span class="keywordflow">for</span> (q = htaskPool; q; q = q-&gt;next) {
<a name="l00105"></a>00105         free(q);
<a name="l00106"></a>00106     }
<a name="l00107"></a>00107 <span class="preprocessor">#endif</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span>
<a name="l00109"></a>00109     freeHTask = htaskPool = NULL;
<a name="l00110"></a>00110 }
</pre></div></div>
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