doc/doxygen/html/timers__win32_8cpp-source.html
author etisserant
Fri, 29 Jun 2007 19:51:39 +0200
changeset 235 f812bf6b7237
parent 215 f49e5a6b7804
child 240 34654679f262
permissions -rw-r--r--
Preliminary implementation of Event Timer and Inhibit Timer driven TPDO
+ re-organisation and cleanup of pdo.c.
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<title>CanFestival: drivers/win32/timers_win32.cpp Source File</title>
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<a class="el" href="dir_d58fb241e647de6212c31ecccf9cbace.html">drivers</a>&nbsp;&raquo&nbsp;<a class="el" href="dir_e67188945a11754d0713bc6f89228027.html">win32</a></div>
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<h1>timers_win32.cpp</h1><a href="timers__win32_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
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<a name="l00002"></a>00002 <span class="comment">This file is part of CanFestival, a library implementing CanOpen Stack.</span>
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<a name="l00003"></a>00003 <span class="comment"></span>
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<a name="l00004"></a>00004 <span class="comment">Copyright (C): Edouard TISSERANT and Francis DUPIN</span>
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<a name="l00005"></a>00005 <span class="comment">Copyright (C) Win32 Port Leonid Tochinski</span>
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<a name="l00006"></a>00006 <span class="comment"></span>
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<a name="l00007"></a>00007 <span class="comment">See COPYING file for copyrights details.</span>
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<a name="l00008"></a>00008 <span class="comment"></span>
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<a name="l00009"></a>00009 <span class="comment">This library is free software; you can redistribute it and/or</span>
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<a name="l00010"></a>00010 <span class="comment">modify it under the terms of the GNU Lesser General Public</span>
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<a name="l00011"></a>00011 <span class="comment">License as published by the Free Software Foundation; either</span>
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<a name="l00012"></a>00012 <span class="comment">version 2.1 of the License, or (at your option) any later version.</span>
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<a name="l00013"></a>00013 <span class="comment"></span>
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<a name="l00014"></a>00014 <span class="comment">This library is distributed in the hope that it will be useful,</span>
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<a name="l00015"></a>00015 <span class="comment">but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
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<a name="l00016"></a>00016 <span class="comment">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span>
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<a name="l00017"></a>00017 <span class="comment">Lesser General Public License for more details.</span>
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<a name="l00018"></a>00018 <span class="comment"></span>
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<a name="l00019"></a>00019 <span class="comment">You should have received a copy of the GNU Lesser General Public</span>
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<a name="l00020"></a>00020 <span class="comment">License along with this library; if not, write to the Free Software</span>
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<a name="l00021"></a>00021 <span class="comment">Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA</span>
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<a name="l00022"></a>00022 <span class="comment">*/</span>
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<a name="l00023"></a>00023 
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<a name="l00024"></a>00024 
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<a name="l00025"></a>00025 
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<a name="l00026"></a>00026 <span class="preprocessor">#include &lt;windows.h&gt;</span>
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<a name="l00027"></a>00027 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
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<a name="l00028"></a>00028 
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<a name="l00029"></a>00029 <span class="keyword">extern</span> <span class="stringliteral">"C"</span>
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<a name="l00030"></a>00030 {
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<a name="l00031"></a>00031 <span class="preprocessor">#include "<a class="code" href="win32_2applicfg_8h.html">applicfg.h</a>"</span>
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<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="can__driver_8h.html">can_driver.h</a>"</span>
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<a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="timer_8h.html">timer.h</a>"</span>
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<a name="l00034"></a>00034 <span class="preprocessor">#include "<a class="code" href="timers__driver_8h.html">timers_driver.h</a>"</span>
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<a name="l00035"></a>00035 };
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<a name="l00036"></a>00036 
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<a name="l00037"></a>00037 <span class="comment">// --------------- Synchronization Object Implementation ---------------</span>
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<a name="l00038"></a><a class="code" href="classccritical__section.html">00038</a> <span class="keyword">class </span><a class="code" href="classccritical__section.html">ccritical_section</a>
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<a name="l00039"></a>00039    {
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<a name="l00040"></a>00040    <span class="keyword">public</span>:
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<a name="l00041"></a><a class="code" href="classccritical__section.html#b373df4a1457e4d91117ae8dd052f152">00041</a>       <a class="code" href="classccritical__section.html#b373df4a1457e4d91117ae8dd052f152">ccritical_section</a>()
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<a name="l00042"></a>00042          {
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<a name="l00043"></a>00043          ::InitializeCriticalSection(&amp;<a class="code" href="classccritical__section.html#102f1ff74ca1adffa1868c3b9d5fb7bb">m_cs</a>);
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<a name="l00044"></a>00044          }
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<a name="l00045"></a><a class="code" href="classccritical__section.html#9afc8d8a935bb51b02e9ef9bc7241466">00045</a>       <a class="code" href="classccritical__section.html#9afc8d8a935bb51b02e9ef9bc7241466">~ccritical_section</a>()
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<a name="l00046"></a>00046          {
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<a name="l00047"></a>00047          ::DeleteCriticalSection(&amp;<a class="code" href="classccritical__section.html#102f1ff74ca1adffa1868c3b9d5fb7bb">m_cs</a>);
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<a name="l00048"></a>00048          }
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<a name="l00049"></a><a class="code" href="classccritical__section.html#94af8f7f73229ecc82a303be7e2b0ad0">00049</a>       <span class="keywordtype">void</span> <a class="code" href="classccritical__section.html#94af8f7f73229ecc82a303be7e2b0ad0">enter</a>()
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<a name="l00050"></a>00050          {
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<a name="l00051"></a>00051          ::EnterCriticalSection(&amp;<a class="code" href="classccritical__section.html#102f1ff74ca1adffa1868c3b9d5fb7bb">m_cs</a>);
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<a name="l00052"></a>00052          }
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<a name="l00053"></a><a class="code" href="classccritical__section.html#e1f542404005a2f0696ced6c52a8ce3b">00053</a>       <span class="keywordtype">void</span> <a class="code" href="classccritical__section.html#e1f542404005a2f0696ced6c52a8ce3b">leave</a>()
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<a name="l00054"></a>00054          {
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<a name="l00055"></a>00055          ::LeaveCriticalSection(&amp;<a class="code" href="classccritical__section.html#102f1ff74ca1adffa1868c3b9d5fb7bb">m_cs</a>);
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<a name="l00056"></a>00056          }
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<a name="l00057"></a>00057    <span class="keyword">private</span>:
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<a name="l00058"></a><a class="code" href="classccritical__section.html#102f1ff74ca1adffa1868c3b9d5fb7bb">00058</a>       CRITICAL_SECTION <a class="code" href="classccritical__section.html#102f1ff74ca1adffa1868c3b9d5fb7bb">m_cs</a>;
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<a name="l00059"></a>00059    };
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<a name="l00060"></a>00060 
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<a name="l00061"></a>00061 <span class="keyword">static</span> <a class="code" href="classccritical__section.html">ccritical_section</a> g_cs;
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<a name="l00062"></a>00062 
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<a name="l00063"></a>00063 
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<a name="l00064"></a><a class="code" href="timers__win32_8cpp.html#d7fee43b8a44cf8b7036853593044037">00064</a> <span class="keywordtype">void</span> <a class="code" href="timers__unix_8c.html#d7fee43b8a44cf8b7036853593044037">EnterMutex</a>(<span class="keywordtype">void</span>)
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<a name="l00065"></a>00065    {
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<a name="l00066"></a>00066    g_cs.<a class="code" href="classccritical__section.html#94af8f7f73229ecc82a303be7e2b0ad0">enter</a>();
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<a name="l00067"></a>00067    }
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<a name="l00068"></a>00068 
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<a name="l00069"></a><a class="code" href="timers__win32_8cpp.html#73d9a4eb941fb20cf6b597840510394b">00069</a> <span class="keywordtype">void</span> <a class="code" href="timers__unix_8c.html#73d9a4eb941fb20cf6b597840510394b">LeaveMutex</a>(<span class="keywordtype">void</span>)
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<a name="l00070"></a>00070    {
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<a name="l00071"></a>00071    g_cs.<a class="code" href="classccritical__section.html#e1f542404005a2f0696ced6c52a8ce3b">leave</a>();
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<a name="l00072"></a>00072    }
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<a name="l00073"></a>00073 <span class="comment">// --------------- Synchronization Object Implementation ---------------</span>
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<a name="l00074"></a>00074 
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<a name="l00075"></a>00075 
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<a name="l00076"></a>00076 <span class="comment">// --------------- CAN Receive Thread Implementation ---------------</span>
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<a name="l00077"></a>00077 
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<a name="l00078"></a><a class="code" href="timers__win32_8cpp.html#998a8436651e6990d3922ebdc3eebf8b">00078</a> <span class="keywordtype">void</span> <a class="code" href="timers__unix_8c.html#a3a7df911baa20b01c4374a9677a154a">CreateReceiveTask</a>(<a class="code" href="unix_2applicfg_8h.html#712c7b28987b12b8d400df19c92d0f5e">CAN_HANDLE</a> fd0, <a class="code" href="timers__unix_2timerscfg_8h.html#07c1b78efc83716fac9e31b9862f7e60">TASK_HANDLE</a>* Thread, <span class="keywordtype">void</span>* ReceiveLoopPtr)
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<a name="l00079"></a>00079    {
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<a name="l00080"></a>00080    <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> thread_id = 0;
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<a name="l00081"></a>00081    *Thread = ::CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)ReceiveLoopPtr, fd0, 0, &amp;thread_id);
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<a name="l00082"></a>00082    }
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<a name="l00083"></a>00083 
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<a name="l00084"></a><a class="code" href="timers__win32_8cpp.html#4b2486891ee01e06e2deead4cf963727">00084</a> <span class="keywordtype">void</span> <a class="code" href="timers__unix_8c.html#4b2486891ee01e06e2deead4cf963727">WaitReceiveTaskEnd</a>(<a class="code" href="timers__unix_2timerscfg_8h.html#07c1b78efc83716fac9e31b9862f7e60">TASK_HANDLE</a> Thread)
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<a name="l00085"></a>00085    {
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<a name="l00086"></a>00086    ::WaitForSingleObject(Thread, INFINITE);
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<a name="l00087"></a>00087    ::CloseHandle(Thread);
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<a name="l00088"></a>00088    <span class="comment">//*Thread = NULL;</span>
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<a name="l00089"></a>00089    }
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<a name="l00090"></a>00090 <span class="comment">// --------------- CAN Receive Thread Implementation ---------------</span>
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<a name="l00091"></a>00091 
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<a name="l00092"></a>00092 
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<a name="l00093"></a>00093 <span class="comment">// --------------- Timer Thread Implementation ---------------</span>
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<a name="l00094"></a><a class="code" href="classclass__timers.html">00094</a> <span class="keyword">class </span><a class="code" href="classclass__timers.html">class_timers</a>
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<a name="l00095"></a>00095    {
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<a name="l00096"></a>00096    <span class="keyword">public</span>:
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<a name="l00097"></a>00097       <a class="code" href="classclass__timers.html#924a91ae96d721dd432136351c925d9f">class_timers</a>();
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<a name="l00098"></a>00098       <a class="code" href="classclass__timers.html#6fd261041314ddd3ada9537530d02afd">~class_timers</a>();
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<a name="l00099"></a>00099       <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#d857a63670354f41759f68d4ea29a0f5">start_timer_thread</a>();
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<a name="l00100"></a>00100       <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#e0066fac671c6adb997d6c075487af89">resume_timer_thread</a>();
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<a name="l00101"></a>00101       <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#a78d9f5ab159ec6b11b4dc4c8f351697">stop_timer_thread</a>();
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<a name="l00102"></a>00102       <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#a27df6346a38fb25acc394cb7998a3f8">set_timer</a>(<a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> value);
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<a name="l00103"></a>00103       <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> <a class="code" href="classclass__timers.html#0fa5bd5d1d4012bf9eef3ffabe990dfb">get_elapsed_time</a>();
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<a name="l00104"></a>00104    <span class="keyword">private</span>:
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<a name="l00105"></a>00105       <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> <a class="code" href="classclass__timers.html#e4fe19b5b56b72ce2601d74f6519bd0b">get_timer</a>() <span class="keyword">const</span>;   
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<a name="l00106"></a>00106       <span class="keyword">static</span> DWORD WINAPI <a class="code" href="classclass__timers.html#a68dd5b6225b3519b4bc2a0280683c87">timer_loop_thread_proc</a>(<span class="keywordtype">void</span>* arg);
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<a name="l00107"></a>00107    <span class="keyword">private</span>:
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<a name="l00108"></a><a class="code" href="classclass__timers.html#01c07cb9949b61fce137e60a54d001b9">00108</a>       <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> <a class="code" href="classclass__timers.html#01c07cb9949b61fce137e60a54d001b9">m_last_occured_alarm_time</a>;
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<a name="l00109"></a><a class="code" href="classclass__timers.html#d45784e3a40494a35d5684ab8df0bfc9">00109</a>       <span class="keyword">volatile</span> <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> <a class="code" href="classclass__timers.html#d45784e3a40494a35d5684ab8df0bfc9">m_last_alarm_set_time</a>;
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<a name="l00110"></a><a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">00110</a>       HANDLE <a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a>;
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<a name="l00111"></a><a class="code" href="classclass__timers.html#957a0cc71456a57fd5cb640122fe924a">00111</a>       <span class="keyword">volatile</span> <span class="keywordtype">bool</span> <a class="code" href="classclass__timers.html#957a0cc71456a57fd5cb640122fe924a">m_continue_timer_loop</a>;
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<a name="l00112"></a><a class="code" href="classclass__timers.html#5fdc6eb0abb2689d078b333b083bfcb0">00112</a>       <span class="keywordtype">bool</span> <a class="code" href="classclass__timers.html#5fdc6eb0abb2689d078b333b083bfcb0">m_use_hi_res_timer</a>;
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<a name="l00113"></a><a class="code" href="classclass__timers.html#5bf844fdbe2e70ab6e3e832f688d382b">00113</a>       <span class="keywordtype">double</span> <a class="code" href="classclass__timers.html#5bf844fdbe2e70ab6e3e832f688d382b">m_counts_per_usec</a>;
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<a name="l00114"></a>00114    };
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<a name="l00115"></a>00115 
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<a name="l00116"></a><a class="code" href="classclass__timers.html#924a91ae96d721dd432136351c925d9f">00116</a> <a class="code" href="classclass__timers.html#924a91ae96d721dd432136351c925d9f">class_timers::class_timers</a>() : m_last_occured_alarm_time(<a class="code" href="hcs12_2applicfg_8h.html#35b2fd1a5f6b88bf3842ba3663e6f85e">TIMEVAL_MAX</a>),
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<a name="l00117"></a>00117       m_last_alarm_set_time(<a class="code" href="hcs12_2applicfg_8h.html#35b2fd1a5f6b88bf3842ba3663e6f85e">TIMEVAL_MAX</a>),
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<a name="l00118"></a>00118       m_timer_thread(0),
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<a name="l00119"></a>00119       m_continue_timer_loop(false),
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<a name="l00120"></a>00120       m_use_hi_res_timer(false),
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<a name="l00121"></a>00121       m_counts_per_usec(0.)
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<a name="l00122"></a>00122    {
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<a name="l00123"></a>00123    <span class="comment">// initialize hi resolution timer</span>
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<a name="l00124"></a>00124    LARGE_INTEGER counts_per_sec = {0, 0};
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<a name="l00125"></a>00125    <span class="keywordflow">if</span> (::QueryPerformanceFrequency(&amp;counts_per_sec) &amp;&amp; counts_per_sec.QuadPart &gt; 0)
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<a name="l00126"></a>00126       {
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<a name="l00127"></a>00127       <a class="code" href="classclass__timers.html#5fdc6eb0abb2689d078b333b083bfcb0">m_use_hi_res_timer</a> = <span class="keyword">true</span>;
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<a name="l00128"></a>00128       <a class="code" href="classclass__timers.html#5bf844fdbe2e70ab6e3e832f688d382b">m_counts_per_usec</a> = counts_per_sec.QuadPart / 1000000.;
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<a name="l00129"></a>00129       }
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<a name="l00130"></a>00130    <a class="code" href="classclass__timers.html#5fdc6eb0abb2689d078b333b083bfcb0">m_use_hi_res_timer</a> = <span class="keyword">true</span>;
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<a name="l00131"></a>00131    }
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<a name="l00132"></a>00132 
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<a name="l00133"></a><a class="code" href="classclass__timers.html#6fd261041314ddd3ada9537530d02afd">00133</a> <a class="code" href="classclass__timers.html#6fd261041314ddd3ada9537530d02afd">class_timers::~class_timers</a>()
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<a name="l00134"></a>00134    {
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<a name="l00135"></a>00135    <a class="code" href="classclass__timers.html#a78d9f5ab159ec6b11b4dc4c8f351697">stop_timer_thread</a>();
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<a name="l00136"></a>00136    }
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<a name="l00137"></a>00137 
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<a name="l00138"></a>00138 <span class="comment">// time is in micro seconds</span>
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<a name="l00139"></a><a class="code" href="classclass__timers.html#e4fe19b5b56b72ce2601d74f6519bd0b">00139</a> <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> <a class="code" href="classclass__timers.html#e4fe19b5b56b72ce2601d74f6519bd0b">class_timers::get_timer</a>()<span class="keyword"> const</span>
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<a name="l00140"></a>00140 <span class="keyword">   </span>{
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<a name="l00141"></a>00141    <span class="keywordflow">if</span> (<a class="code" href="classclass__timers.html#5fdc6eb0abb2689d078b333b083bfcb0">m_use_hi_res_timer</a>)
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<a name="l00142"></a>00142       {
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<a name="l00143"></a>00143       LARGE_INTEGER performance_count = {0, 0};
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<a name="l00144"></a>00144       ::QueryPerformanceCounter(&amp;performance_count);
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<a name="l00145"></a>00145       <span class="keywordflow">return</span> (<a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a>)(performance_count.QuadPart / <a class="code" href="classclass__timers.html#5bf844fdbe2e70ab6e3e832f688d382b">m_counts_per_usec</a>);
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<a name="l00146"></a>00146       }
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<a name="l00147"></a>00147    <span class="comment">// hi-res timer is unavailable</span>
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<a name="l00148"></a>00148    <span class="keywordflow">return</span> 1000 * ::GetTickCount();
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<a name="l00149"></a>00149    }
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<a name="l00150"></a>00150 
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<a name="l00151"></a><a class="code" href="classclass__timers.html#a68dd5b6225b3519b4bc2a0280683c87">00151</a> DWORD WINAPI <a class="code" href="classclass__timers.html#a68dd5b6225b3519b4bc2a0280683c87">class_timers::timer_loop_thread_proc</a>(<span class="keywordtype">void</span>* arg)
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<a name="l00152"></a>00152    {
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<a name="l00153"></a>00153    <a class="code" href="classclass__timers.html">class_timers</a>* This = reinterpret_cast&lt;class_timers*&gt;(arg);
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<a name="l00154"></a>00154    <span class="keywordflow">while</span> (This-&gt;<a class="code" href="classclass__timers.html#957a0cc71456a57fd5cb640122fe924a">m_continue_timer_loop</a>)
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<a name="l00155"></a>00155       {
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<a name="l00156"></a>00156       <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> cur_time = This-&gt;<a class="code" href="classclass__timers.html#e4fe19b5b56b72ce2601d74f6519bd0b">get_timer</a>();
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<a name="l00157"></a>00157       <span class="keywordflow">if</span> (cur_time &gt;= This-&gt;<a class="code" href="classclass__timers.html#d45784e3a40494a35d5684ab8df0bfc9">m_last_alarm_set_time</a>)
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<a name="l00158"></a>00158          {
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<a name="l00159"></a>00159          This-&gt;<a class="code" href="classclass__timers.html#01c07cb9949b61fce137e60a54d001b9">m_last_occured_alarm_time</a> = cur_time;
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<a name="l00160"></a>00160          This-&gt;<a class="code" href="classclass__timers.html#d45784e3a40494a35d5684ab8df0bfc9">m_last_alarm_set_time</a> = <a class="code" href="hcs12_2applicfg_8h.html#35b2fd1a5f6b88bf3842ba3663e6f85e">TIMEVAL_MAX</a>;         
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<a name="l00161"></a>00161          <a class="code" href="timers__unix_8c.html#d7fee43b8a44cf8b7036853593044037">EnterMutex</a>();
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<a name="l00162"></a>00162          <a class="code" href="timer_8c.html#fa75192a3238525618f8cb83004930cc">TimeDispatch</a>();
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<a name="l00163"></a>00163          <a class="code" href="timers__unix_8c.html#73d9a4eb941fb20cf6b597840510394b">LeaveMutex</a>();
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<a name="l00164"></a>00164          }
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<a name="l00165"></a>00165       <span class="keywordflow">else</span>
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<a name="l00166"></a>00166          {
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<a name="l00167"></a>00167          ::Sleep(1);
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<a name="l00168"></a>00168          }
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<a name="l00169"></a>00169       }
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<a name="l00170"></a>00170    <span class="keywordflow">return</span> 0;
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<a name="l00171"></a>00171    }
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<a name="l00172"></a>00172 
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<a name="l00173"></a><a class="code" href="classclass__timers.html#d857a63670354f41759f68d4ea29a0f5">00173</a> <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#d857a63670354f41759f68d4ea29a0f5">class_timers::start_timer_thread</a>()
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<a name="l00174"></a>00174    {
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<a name="l00175"></a>00175    <span class="keywordflow">if</span> (<a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a> == 0)
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<a name="l00176"></a>00176       {
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<a name="l00177"></a>00177       <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> thread_id = 0;
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<a name="l00178"></a>00178       <a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a> = ::CreateThread(NULL, 0, &amp;<a class="code" href="classclass__timers.html#a68dd5b6225b3519b4bc2a0280683c87">timer_loop_thread_proc</a>, <span class="keyword">this</span>, CREATE_SUSPENDED, &amp;thread_id);
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<a name="l00179"></a>00179       <a class="code" href="classclass__timers.html#d45784e3a40494a35d5684ab8df0bfc9">m_last_alarm_set_time</a> = <a class="code" href="hcs12_2applicfg_8h.html#35b2fd1a5f6b88bf3842ba3663e6f85e">TIMEVAL_MAX</a>;
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<a name="l00180"></a>00180       <a class="code" href="classclass__timers.html#01c07cb9949b61fce137e60a54d001b9">m_last_occured_alarm_time</a> = <a class="code" href="classclass__timers.html#e4fe19b5b56b72ce2601d74f6519bd0b">get_timer</a>();
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<a name="l00181"></a>00181       }
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<a name="l00182"></a>00182    }
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<a name="l00183"></a>00183 
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<a name="l00184"></a><a class="code" href="classclass__timers.html#e0066fac671c6adb997d6c075487af89">00184</a> <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#e0066fac671c6adb997d6c075487af89">class_timers::resume_timer_thread</a>()
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<a name="l00185"></a>00185    {
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<a name="l00186"></a>00186    <span class="keywordflow">if</span> (<a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a>)
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<a name="l00187"></a>00187       {
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<a name="l00188"></a>00188       <a class="code" href="classclass__timers.html#957a0cc71456a57fd5cb640122fe924a">m_continue_timer_loop</a> = <span class="keyword">true</span>;
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<a name="l00189"></a>00189       ::ResumeThread(<a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a>);
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<a name="l00190"></a>00190       }
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<a name="l00191"></a>00191    }
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<a name="l00192"></a>00192 
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<a name="l00193"></a><a class="code" href="classclass__timers.html#a78d9f5ab159ec6b11b4dc4c8f351697">00193</a> <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#a78d9f5ab159ec6b11b4dc4c8f351697">class_timers::stop_timer_thread</a>()
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<a name="l00194"></a>00194    {
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<a name="l00195"></a>00195    <span class="keywordflow">if</span> (<a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a>)
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<a name="l00196"></a>00196       {
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<a name="l00197"></a>00197       <a class="code" href="classclass__timers.html#957a0cc71456a57fd5cb640122fe924a">m_continue_timer_loop</a> = <span class="keyword">false</span>;
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<a name="l00198"></a>00198       ::WaitForSingleObject(<a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a>, INFINITE);
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<a name="l00199"></a>00199       ::CloseHandle(<a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a>);
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<a name="l00200"></a>00200       <a class="code" href="classclass__timers.html#8d08585f4ba63c21b4636863499b9e05">m_timer_thread</a> = 0;
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<a name="l00201"></a>00201       }
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<a name="l00202"></a>00202    }
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<a name="l00203"></a>00203 
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<a name="l00204"></a><a class="code" href="classclass__timers.html#a27df6346a38fb25acc394cb7998a3f8">00204</a> <span class="keywordtype">void</span> <a class="code" href="classclass__timers.html#a27df6346a38fb25acc394cb7998a3f8">class_timers::set_timer</a>(<a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> value)
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<a name="l00205"></a>00205    {
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<a name="l00206"></a>00206    <a class="code" href="classclass__timers.html#d45784e3a40494a35d5684ab8df0bfc9">m_last_alarm_set_time</a> = (value == <a class="code" href="hcs12_2applicfg_8h.html#35b2fd1a5f6b88bf3842ba3663e6f85e">TIMEVAL_MAX</a>) ? <a class="code" href="hcs12_2applicfg_8h.html#35b2fd1a5f6b88bf3842ba3663e6f85e">TIMEVAL_MAX</a> : <a class="code" href="classclass__timers.html#e4fe19b5b56b72ce2601d74f6519bd0b">get_timer</a>() + value;
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<a name="l00207"></a>00207    }
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<a name="l00208"></a>00208 
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<a name="l00209"></a>00209 <span class="comment">// elapsed time since last occured alarm</span>
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<a name="l00210"></a><a class="code" href="classclass__timers.html#0fa5bd5d1d4012bf9eef3ffabe990dfb">00210</a> <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> <a class="code" href="classclass__timers.html#0fa5bd5d1d4012bf9eef3ffabe990dfb">class_timers::get_elapsed_time</a>()
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<a name="l00211"></a>00211    {
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<a name="l00212"></a>00212    <span class="keywordflow">return</span> <a class="code" href="classclass__timers.html#e4fe19b5b56b72ce2601d74f6519bd0b">get_timer</a>() - <a class="code" href="classclass__timers.html#01c07cb9949b61fce137e60a54d001b9">m_last_occured_alarm_time</a>;
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<a name="l00213"></a>00213    }
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<a name="l00214"></a>00214 
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<a name="l00215"></a>00215 <span class="comment">// ----------------------------------------------------------</span>
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<a name="l00216"></a>00216 
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<a name="l00217"></a>00217 <span class="keyword">static</span> <a class="code" href="classclass__timers.html">class_timers</a> s_timers;
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<a name="l00218"></a>00218 
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<a name="l00219"></a><a class="code" href="timers__win32_8cpp.html#c9e1731843825eb55e7a94894e6a8ec5">00219</a> <span class="keywordtype">void</span> <a class="code" href="timers__unix_8c.html#c9e1731843825eb55e7a94894e6a8ec5">StartTimerLoop</a>(<a class="code" href="timer_8h.html#f7d102e060339d3730ceae5fea03691b">TimerCallback_t</a> init_callback)
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<a name="l00220"></a>00220    {
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<a name="l00221"></a>00221    s_timers.<a class="code" href="classclass__timers.html#d857a63670354f41759f68d4ea29a0f5">start_timer_thread</a>();
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<a name="l00222"></a>00222    <span class="comment">// At first, TimeDispatch will call init_callback.</span>
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<a name="l00223"></a>00223    <span class="keywordflow">if</span> (init_callback != NULL)
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<a name="l00224"></a>00224       <a class="code" href="timer_8c.html#11c2616d78f06ed9144ef662f757b128">SetAlarm</a>(NULL, 0, init_callback, (<a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a>)0, (<a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a>)0);
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<a name="l00225"></a>00225    s_timers.<a class="code" href="classclass__timers.html#e0066fac671c6adb997d6c075487af89">resume_timer_thread</a>();
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<a name="l00226"></a>00226    }
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<a name="l00227"></a>00227 
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<a name="l00228"></a><a class="code" href="timers__win32_8cpp.html#8758484f3cebb0cd44bb247c3f23d5e3">00228</a> <span class="keywordtype">void</span> <a class="code" href="timers__unix_8c.html#8758484f3cebb0cd44bb247c3f23d5e3">StopTimerLoop</a>(<span class="keywordtype">void</span>)
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<a name="l00229"></a>00229    {
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<a name="l00230"></a>00230    s_timers.<a class="code" href="classclass__timers.html#a78d9f5ab159ec6b11b4dc4c8f351697">stop_timer_thread</a>();
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<a name="l00231"></a>00231    }
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<a name="l00232"></a>00232 
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<a name="l00233"></a><a class="code" href="timers__win32_8cpp.html#b8d05dee70f04b5c5190ab00e84da106">00233</a> <span class="keywordtype">void</span> <a class="code" href="timers__unix_8c.html#b8d05dee70f04b5c5190ab00e84da106">setTimer</a>(<a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> value)
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<a name="l00234"></a>00234    {
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<a name="l00235"></a>00235    s_timers.<a class="code" href="classclass__timers.html#a27df6346a38fb25acc394cb7998a3f8">set_timer</a>(value);
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<a name="l00236"></a>00236    }
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<a name="l00237"></a>00237 
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<a name="l00238"></a><a class="code" href="timers__win32_8cpp.html#4dccc204d52176bd547ab34d6858f5ba">00238</a> <a class="code" href="hcs12_2applicfg_8h.html#6ae11f09e1ebf40f3562857272fab8bf">TIMEVAL</a> <a class="code" href="canOpenDriver_8c.html#24dbe63e88d184388542037d16a8208d">getElapsedTime</a>(<span class="keywordtype">void</span>)
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<a name="l00239"></a>00239    {
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<a name="l00240"></a>00240    <span class="keywordflow">return</span> s_timers.<a class="code" href="classclass__timers.html#0fa5bd5d1d4012bf9eef3ffabe990dfb">get_elapsed_time</a>();
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<a name="l00241"></a>00241    }
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Fri Jun 8 08:51:38 2007 for CanFestival by&nbsp;
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<a href="http://www.doxygen.org/index.html">
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.1 </small></address>
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</body>
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</html>