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<h1>Event.h</h1><a href="_event_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- C++ -*- */</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">/****************************************************************************</span>
<a name="l00004"></a>00004 <span class="comment">** Copyright (c) quickfixengine.org All rights reserved.</span>
<a name="l00005"></a>00005 <span class="comment">**</span>
<a name="l00006"></a>00006 <span class="comment">** This file is part of the QuickFIX FIX Engine</span>
<a name="l00007"></a>00007 <span class="comment">**</span>
<a name="l00008"></a>00008 <span class="comment">** This file may be distributed under the terms of the quickfixengine.org</span>
<a name="l00009"></a>00009 <span class="comment">** license as defined by quickfixengine.org and appearing in the file</span>
<a name="l00010"></a>00010 <span class="comment">** LICENSE included in the packaging of this file.</span>
<a name="l00011"></a>00011 <span class="comment">**</span>
<a name="l00012"></a>00012 <span class="comment">** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE</span>
<a name="l00013"></a>00013 <span class="comment">** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.</span>
<a name="l00014"></a>00014 <span class="comment">**</span>
<a name="l00015"></a>00015 <span class="comment">** See http://www.quickfixengine.org/LICENSE for licensing information.</span>
<a name="l00016"></a>00016 <span class="comment">**</span>
<a name="l00017"></a>00017 <span class="comment">** Contact ask@quickfixengine.org if any conditions of this licensing are</span>
<a name="l00018"></a>00018 <span class="comment">** not clear to you.</span>
<a name="l00019"></a>00019 <span class="comment">**</span>
<a name="l00020"></a>00020 <span class="comment">****************************************************************************/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#ifndef FIX_EVENT_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define FIX_EVENT_H</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "<a class="code" href="_utility_8h.html">Utility.h</a>"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "<a class="code" href="_call_stack_8h.html">CallStack.h</a>"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <math.h></span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#ifndef _MSC_VER</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#include <pthread.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <cmath></span>
<a name="l00032"></a>00032 <span class="preprocessor">#endif</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span>
<a name="l00034"></a>00034 <span class="keyword">namespace </span>FIX
<a name="l00035"></a>00035 {
<a name="l00037"></a><a class="code" href="class_f_i_x_1_1_event.html">00037</a> <span class="keyword">class </span><a class="code" href="class_f_i_x_1_1_event.html" title="Portable implementation of an event/conditional mutex.">Event</a>
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039 <span class="keyword">public</span>:
<a name="l00040"></a><a class="code" href="class_f_i_x_1_1_event.html#ab090db354fe95b70ac6a8a9e548b0a6e">00040</a> <a class="code" href="class_f_i_x_1_1_event.html#ab090db354fe95b70ac6a8a9e548b0a6e">Event</a>()
<a name="l00041"></a>00041 {
<a name="l00042"></a>00042 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span> <a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a> = CreateEvent( 0, <span class="keyword">false</span>, <span class="keyword">false</span>, 0 );
<a name="l00044"></a>00044 <span class="preprocessor">#else</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span> pthread_mutex_init( &<a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a>, 0 );
<a name="l00046"></a>00046 pthread_cond_init( &<a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a>, 0 );
<a name="l00047"></a>00047 <span class="preprocessor">#endif</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span> }
<a name="l00049"></a>00049
<a name="l00050"></a><a class="code" href="class_f_i_x_1_1_event.html#ababf27bfeb752912431db35c9b6c2764">00050</a> <a class="code" href="class_f_i_x_1_1_event.html#ababf27bfeb752912431db35c9b6c2764">~Event</a>()
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span> CloseHandle( <a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a> );
<a name="l00054"></a>00054 <span class="preprocessor">#else</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span> pthread_cond_destroy( &<a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a> );
<a name="l00056"></a>00056 pthread_mutex_destroy( &<a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a> );
<a name="l00057"></a>00057 <span class="preprocessor">#endif</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span> }
<a name="l00059"></a>00059
<a name="l00060"></a><a class="code" href="class_f_i_x_1_1_event.html#af61427316524e5121339668670f4827d">00060</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_event.html#af61427316524e5121339668670f4827d">signal</a>()
<a name="l00061"></a>00061 {
<a name="l00062"></a>00062 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span> SetEvent( <a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a> );
<a name="l00064"></a>00064 <span class="preprocessor">#else</span>
<a name="l00065"></a>00065 <span class="preprocessor"></span> pthread_mutex_lock( &<a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a> );
<a name="l00066"></a>00066 pthread_cond_broadcast( &<a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a> );
<a name="l00067"></a>00067 pthread_mutex_unlock( &<a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a> );
<a name="l00068"></a>00068 <span class="preprocessor">#endif</span>
<a name="l00069"></a>00069 <span class="preprocessor"></span> }
<a name="l00070"></a>00070
<a name="l00071"></a><a class="code" href="class_f_i_x_1_1_event.html#a3e724bde9660773954cf1d8d1e642bbc">00071</a> <span class="keywordtype">void</span> <a class="code" href="class_f_i_x_1_1_event.html#a3e724bde9660773954cf1d8d1e642bbc">wait</a>( <span class="keywordtype">double</span> s )
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span> WaitForSingleObject( <a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a>, (<span class="keywordtype">long</span>)(s * 1000) );
<a name="l00075"></a>00075 <span class="preprocessor">#else</span>
<a name="l00076"></a>00076 <span class="preprocessor"></span> pthread_mutex_lock( &<a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a> );
<a name="l00077"></a>00077 timespec time, remainder;
<a name="l00078"></a>00078 <span class="keywordtype">double</span> intpart;
<a name="l00079"></a>00079 time.tv_nsec = (long)(modf(s, &intpart) * 1e9);
<a name="l00080"></a>00080 time.tv_sec = (int)intpart;
<a name="l00081"></a>00081 pthread_cond_timedwait( &<a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a>, &<a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a>, &time );
<a name="l00082"></a>00082 pthread_mutex_unlock( &<a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a> );
<a name="l00083"></a>00083 <span class="preprocessor">#endif</span>
<a name="l00084"></a>00084 <span class="preprocessor"></span> }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keyword">private</span>:
<a name="l00087"></a>00087 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00088"></a>00088 <span class="preprocessor"></span> HANDLE <a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a>;
<a name="l00089"></a>00089 <span class="preprocessor">#else</span>
<a name="l00090"></a><a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">00090</a> <span class="preprocessor"></span> pthread_cond_t <a class="code" href="class_f_i_x_1_1_event.html#a0a563b1531271a66ed1a39d100164a4c">m_event</a>;
<a name="l00091"></a><a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">00091</a> pthread_mutex_t <a class="code" href="class_f_i_x_1_1_event.html#a70729abe7f474b4f62337969e6961f44">m_mutex</a>;
<a name="l00092"></a>00092 <span class="preprocessor">#endif</span>
<a name="l00093"></a>00093 <span class="preprocessor"></span>};
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095
<a name="l00096"></a>00096 <span class="preprocessor">#endif</span>
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