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<h1>oscl_lock_base.h</h1><a href="oscl__lock__base_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 <span class="comment">// = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =</span>
<a name="l00003"></a>00003
<a name="l00004"></a>00004 <span class="comment">// O S C L _ L O C K _ B A S E</span>
<a name="l00005"></a>00005
<a name="l00006"></a>00006 <span class="comment">// = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =</span>
<a name="l00007"></a>00007
<a name="l00023"></a>00023 <span class="preprocessor">#ifndef OSCL_LOCK_BASE_H_INCLUDED</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define OSCL_LOCK_BASE_H_INCLUDED</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span>
<a name="l00026"></a>00026
<a name="l00027"></a><a class="code" href="classOsclLockBase.html">00027</a> <span class="keyword">class </span><a class="code" href="classOsclLockBase.html">OsclLockBase</a>
<a name="l00028"></a>00028 {
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="keyword">public</span>:
<a name="l00031"></a>00031 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOsclLockBase.html#a21d499c7b86d8dbb0bf3260bcb90877f">Lock</a>() = 0;
<a name="l00032"></a>00032 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOsclLockBase.html#a063f128a62a84012077e29eb12d26e1f">Unlock</a>() = 0;
<a name="l00033"></a><a class="code" href="classOsclLockBase.html#a8b526351b126b0163d1c8ff526907251">00033</a> <span class="keyword">virtual</span> <a class="code" href="classOsclLockBase.html#a8b526351b126b0163d1c8ff526907251">~OsclLockBase</a>() {}
<a name="l00034"></a>00034
<a name="l00035"></a>00035 };
<a name="l00036"></a>00036
<a name="l00037"></a><a class="code" href="classOsclNullLock.html">00037</a> <span class="keyword">class </span><a class="code" href="classOsclNullLock.html">OsclNullLock</a>: <span class="keyword">public</span> <a class="code" href="classOsclLockBase.html">OsclLockBase</a>
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keyword">public</span>:
<a name="l00041"></a><a class="code" href="classOsclNullLock.html#af85d7306244fa2a8e8d794d1bf0bab2e">00041</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOsclNullLock.html#af85d7306244fa2a8e8d794d1bf0bab2e">Lock</a>() {};
<a name="l00042"></a><a class="code" href="classOsclNullLock.html#a18ec0053cafbf7863b96afa9486c82cd">00042</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classOsclNullLock.html#a18ec0053cafbf7863b96afa9486c82cd">Unlock</a>() {};
<a name="l00043"></a><a class="code" href="classOsclNullLock.html#af14fe36d3cec1f613fe848279493bfbe">00043</a> <span class="keyword">virtual</span> <a class="code" href="classOsclNullLock.html#af14fe36d3cec1f613fe848279493bfbe">~OsclNullLock</a>() {}
<a name="l00044"></a>00044
<a name="l00045"></a>00045 };
<a name="l00046"></a>00046
<a name="l00047"></a>00047
<a name="l00048"></a>00048
<a name="l00060"></a><a class="code" href="classOsclScopedLock.html">00060</a> <span class="keyword">template</span><<span class="keyword">class</span> LockClass> <span class="keyword">class </span><a class="code" href="classOsclScopedLock.html" title="The OsclScopedLock class is a template class that handles unlocking an abstract class...">OsclScopedLock</a>
<a name="l00061"></a>00061 {
<a name="l00062"></a>00062 <span class="keyword">private</span>:
<a name="l00063"></a>00063 LockClass* _Ptr;
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="comment">// make copy constructor private so no default is created.</span>
<a name="l00073"></a>00073 <span class="comment"></span> <a class="code" href="classOsclScopedLock.html" title="The OsclScopedLock class is a template class that handles unlocking an abstract class...">OsclScopedLock</a>(<span class="keyword">const</span> <a class="code" href="classOsclScopedLock.html" title="The OsclScopedLock class is a template class that handles unlocking an abstract class...">OsclScopedLock<LockClass></a>&) {}
<a name="l00074"></a>00074
<a name="l00075"></a>00075
<a name="l00081"></a>00081 <span class="keywordtype">void</span> release()
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keywordflow">if</span> (_Ptr)
<a name="l00084"></a>00084 {
<a name="l00085"></a>00085 _Ptr->Unlock();
<a name="l00086"></a>00086 _Ptr = <a class="code" href="group__osclbase.html#ga070d2ce7b6bb7e5c05602aa8c308d0c4" title="The NULL_TERM_CHAR is used to terminate c-style strings.">NULL</a>;
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089
<a name="l00090"></a>00090
<a name="l00095"></a>00095 <span class="keywordtype">void</span> acquire()
<a name="l00096"></a>00096 {
<a name="l00097"></a>00097 <span class="keywordflow">if</span> (_Ptr)
<a name="l00098"></a>00098 {
<a name="l00099"></a>00099 _Ptr->Lock();
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00103"></a>00103
<a name="l00104"></a>00104 <span class="keyword">public</span>:
<a name="l00105"></a>00105
<a name="l00110"></a><a class="code" href="classOsclScopedLock.html#ae6923afbc91e9f94f24de70190f0b266">00110</a> <span class="keyword">explicit</span> <a class="code" href="classOsclScopedLock.html" title="The OsclScopedLock class is a template class that handles unlocking an abstract class...">OsclScopedLock</a>(LockClass& inLock) : _Ptr(&inLock)
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 acquire();
<a name="l00113"></a>00113 };
<a name="l00114"></a>00114
<a name="l00120"></a><a class="code" href="classOsclScopedLock.html#afe0f3002ec115b0fb257a85180c63834">00120</a> <a class="code" href="classOsclScopedLock.html#afe0f3002ec115b0fb257a85180c63834" title="Destructor.">~OsclScopedLock</a>()
<a name="l00121"></a>00121 {
<a name="l00122"></a>00122 release();
<a name="l00123"></a>00123 }
<a name="l00124"></a>00124
<a name="l00125"></a>00125
<a name="l00126"></a>00126
<a name="l00127"></a>00127 };
<a name="l00128"></a>00128
<a name="l00129"></a>00129
<a name="l00133"></a>00133 <span class="preprocessor">#endif</span>
</pre></div></div>
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