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<a name="l00098"></a>00098 <span class="comment"> </span><a name="l00099"></a>00099 <span class="comment"> The advantage of this approach is that it is easy to use and should be very efficient,</span><a name="l00100"></a>00100 <span class="comment"> involving no allocation from the heap, just a linked list of stack objects containing</span><a name="l00101"></a>00101 <span class="comment"> pointers to static ASCIIZ strings (or possibly additional but simple data if derived). */</span><a name="l00102"></a><a class="code" href="class_call_stack.html">00102</a> <span class="keyword">class </span><a class="code" href="class_call_stack.html">CallStack</a><a name="l00103"></a>00103 {<a name="l00104"></a>00104 <span class="keyword">public</span>:<a name="l00105"></a><a class="code" href="class_call_stack.html#a8f2eeebae64afe0dd9a0d3a88731441">00105</a> <a class="code" href="class_call_stack.html#a8f2eeebae64afe0dd9a0d3a88731441">CallStack</a>(<span class="keywordtype">char</span> <span class="keyword">const</span>* i, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>* p) : <a class="code" href="class_call_stack.html#ba49241ece3f7ac7530e1b03a28975fd">m_info</a>(i), <a class="code" href="class_call_stack.html#d2573ecec483706224497f2f40509a17">m_prev</a>(p) {}<a name="l00106"></a><a class="code" href="class_call_stack.html#84710e4124132926faadf2580e4bc452">00106</a> <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>* <a class="code" href="class_call_stack.html#84710e4124132926faadf2580e4bc452">Prev</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="class_call_stack.html#d2573ecec483706224497f2f40509a17">m_prev</a>; }<a name="l00107"></a>00107 <span class="keyword">virtual</span> std::string <a class="code" href="class_call_stack.html#df8d5d77013825c39aa0b3c818722481">Format</a>() <span class="keyword">const</span>;<a name="l00108"></a>00108 <a name="l00109"></a>00109 <span class="keyword">protected</span>:<a name="l00110"></a><a class="code" href="class_call_stack.html#ba49241ece3f7ac7530e1b03a28975fd">00110</a> <span class="keywordtype">char</span> <span class="keyword">const</span>* <a class="code" href="class_call_stack.html#ba49241ece3f7ac7530e1b03a28975fd">m_info</a>;<a name="l00111"></a><a class="code" href="class_call_stack.html#d2573ecec483706224497f2f40509a17">00111</a> <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>* <a class="code" href="class_call_stack.html#d2573ecec483706224497f2f40509a17">m_prev</a>;<a name="l00112"></a>00112 };<a name="l00113"></a>00113 <span class="comment"></span><a name="l00114"></a>00114 <span class="comment">/*! An extended CallStack entry type with an additional numeric parameter. */</span><a name="l00115"></a><a class="code" href="class_call_stack_with_nr.html">00115</a> <span class="keyword">class </span><a class="code" href="class_call_stack_with_nr.html">CallStackWithNr</a> : <span class="keyword">public</span> <a class="code" href="class_call_stack.html">CallStack</a><a name="l00116"></a>00116 {<a name="l00117"></a>00117 <span class="keyword">public</span>:<a name="l00118"></a><a class="code" href="class_call_stack_with_nr.html#c4288f8bf811c17d7e2e939869c63780">00118</a> <a class="code" href="class_call_stack_with_nr.html#c4288f8bf811c17d7e2e939869c63780">CallStackWithNr</a>(<span class="keywordtype">char</span> <span class="keyword">const</span>* i, word32 n, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>* p) : <a class="code" href="class_call_stack.html">CallStack</a>(i, p), <a class="code" href="class_call_stack_with_nr.html#2d29fad3ff2fc724b2c58332fb8d60c3">m_nr</a>(n) {}<a name="l00119"></a>00119 std::string <a class="code" href="class_call_stack_with_nr.html#b5313303e4645caa5a79fb6cd499c61c">Format</a>() <span class="keyword">const</span>;<a name="l00120"></a>00120 <a name="l00121"></a>00121 <span class="keyword">protected</span>:<a name="l00122"></a><a class="code" href="class_call_stack_with_nr.html#2d29fad3ff2fc724b2c58332fb8d60c3">00122</a> word32 <a class="code" href="class_call_stack_with_nr.html#2d29fad3ff2fc724b2c58332fb8d60c3">m_nr</a>;<a name="l00123"></a>00123 };<a name="l00124"></a>00124 <span class="comment"></span><a name="l00125"></a>00125 <span class="comment">/*! An extended CallStack entry type with an additional string parameter. */</span><a name="l00126"></a><a class="code" href="class_call_stack_with_str.html">00126</a> <span class="keyword">class </span><a class="code" href="class_call_stack_with_str.html">CallStackWithStr</a> : <span class="keyword">public</span> <a class="code" href="class_call_stack.html">CallStack</a><a name="l00127"></a>00127 {<a name="l00128"></a>00128 <span class="keyword">public</span>:<a name="l00129"></a><a class="code" href="class_call_stack_with_str.html#eae5f26c9332056adff2d878d7bb596f">00129</a> <a class="code" href="class_call_stack_with_str.html#eae5f26c9332056adff2d878d7bb596f">CallStackWithStr</a>(<span class="keywordtype">char</span> <span class="keyword">const</span>* i, <span class="keywordtype">char</span> <span class="keyword">const</span>* z, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>* p) : <a class="code" href="class_call_stack.html">CallStack</a>(i, p), <a class="code" href="class_call_stack_with_str.html#87ab9f0c5671774acfefe95643cf454f">m_z</a>(z) {}<a name="l00130"></a>00130 std::string <a class="code" href="class_call_stack_with_str.html#79c362ebca363fe770f4bde43a0ec7aa">Format</a>() <span class="keyword">const</span>;<a name="l00131"></a>00131 <a name="l00132"></a>00132 <span class="keyword">protected</span>:<a name="l00133"></a><a class="code" href="class_call_stack_with_str.html#87ab9f0c5671774acfefe95643cf454f">00133</a> <span class="keywordtype">char</span> <span class="keyword">const</span>* <a class="code" href="class_call_stack_with_str.html#87ab9f0c5671774acfefe95643cf454f">m_z</a>;<a name="l00134"></a>00134 };<a name="l00135"></a>00135 <a name="l00136"></a><a class="code" href="class_wait_objects_tracer.html#0548140cdde2acbbcb3bfbaf3ce1ad85">00136</a> CRYPTOPP_BEGIN_TRACER_CLASS_1(<a class="code" href="class_wait_objects_tracer.html">WaitObjectsTracer</a>, <a class="code" href="class_tracer.html">Tracer</a>)<a name="l00137"></a><a class="code" href="class_wait_objects_tracer.html#f607b5282fad4b2002596f6700153b23226a54b7e9a07613e4d6dfb4c4afc878">00137</a> CRYPTOPP_BEGIN_TRACER_EVENTS(0x48752841)<a name="l00138"></a><a class="code" href="class_wait_objects_tracer.html#f607b5282fad4b2002596f6700153b23fa60a4e2ccd5d86a65888276d1155c72">00138</a> CRYPTOPP_TRACER_EVENT(NoWaitLoop)<a name="l00139"></a>00139 CRYPTOPP_END_TRACER_EVENTS<a name="l00140"></a><a class="code" href="class_wait_objects_tracer.html#376fd795c28b571069ebafb6c70232d7">00140</a> CRYPTOPP_TRACER_EVENT_METHODS(NoWaitLoop, 1)<a name="l00141"></a>00141 CRYPTOPP_END_TRACER_CLASS<a name="l00142"></a>00142 <a name="l00143"></a>00143 struct <a class="code" href="struct_waiting_thread_data.html">WaitingThreadData</a>;<a name="l00144"></a>00144 <span class="comment"></span><a name="l00145"></a>00145 <span class="comment">//! container of wait objects</span><a name="l00146"></a><a class="code" href="class_wait_object_container.html">00146</a> <span class="comment"></span>class <a class="code" href="class_wait_object_container.html" title="container of wait objects">WaitObjectContainer</a> : public <a class="code" href="class_not_copyable.html">NotCopyable</a><a name="l00147"></a>00147 {<a name="l00148"></a>00148 <span class="keyword">public</span>:<span class="comment"></span><a name="l00149"></a>00149 <span class="comment"> //! exception thrown by WaitObjectContainer</span><a name="l00150"></a><a class="code" href="class_wait_object_container_1_1_err.html">00150</a> <span class="comment"></span> <span class="keyword">class </span><a class="code" href="class_wait_object_container_1_1_err.html" title="exception thrown by WaitObjectContainer">Err</a> : <span class="keyword">public</span> <a class="code" href="class_exception.html" title="base class for all exceptions thrown by Crypto++">Exception</a><a name="l00151"></a>00151 {<a name="l00152"></a>00152 <span class="keyword">public</span>:<a name="l00153"></a><a class="code" href="class_wait_object_container_1_1_err.html#871fed2228fbf2d8761b356b7beac115">00153</a> <a class="code" href="class_wait_object_container_1_1_err.html" title="exception thrown by WaitObjectContainer">Err</a>(<span class="keyword">const</span> std::string& s) : <a class="code" href="class_exception.html" title="base class for all exceptions thrown by Crypto++">Exception</a>(IO_ERROR, s) {}<a name="l00154"></a>00154 };<a name="l00155"></a>00155 <a name="l00156"></a>00156 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> MaxWaitObjects();<a name="l00157"></a>00157 <a name="l00158"></a>00158 <a class="code" href="class_wait_object_container.html" title="container of wait objects">WaitObjectContainer</a>(<a class="code" href="class_wait_objects_tracer.html">WaitObjectsTracer</a>* tracer = 0);<a name="l00159"></a>00159 <a name="l00160"></a>00160 <span class="keywordtype">void</span> Clear();<a name="l00161"></a>00161 <span class="keywordtype">void</span> SetNoWait(<a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);<a name="l00162"></a>00162 <span class="keywordtype">void</span> ScheduleEvent(<span class="keywordtype">double</span> milliseconds, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);<a name="l00163"></a>00163 <span class="comment">// returns false if timed out</span><a name="l00164"></a>00164 <span class="keywordtype">bool</span> Wait(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> milliseconds);<a name="l00165"></a>00165 <a name="l00166"></a>00166 <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span><a name="l00167"></a>00167 <span class="preprocessor"></span> ~<a class="code" href="class_wait_object_container.html" title="container of wait objects">WaitObjectContainer</a>();<a name="l00168"></a>00168 <span class="keywordtype">void</span> AddHandle(HANDLE handle, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);<a name="l00169"></a>00169 <span class="preprocessor">#else</span><a name="l00170"></a>00170 <span class="preprocessor"></span> <span class="keywordtype">void</span> AddReadFd(<span class="keywordtype">int</span> fd, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);<a name="l00171"></a>00171 <span class="keywordtype">void</span> AddWriteFd(<span class="keywordtype">int</span> fd, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);<a name="l00172"></a>00172 <span class="preprocessor">#endif</span><a name="l00173"></a>00173 <span class="preprocessor"></span><a name="l00174"></a>00174 <span class="keyword">private</span>:<a name="l00175"></a>00175 <a class="code" href="class_wait_objects_tracer.html">WaitObjectsTracer</a>* m_tracer;<a name="l00176"></a>00176 <a name="l00177"></a>00177 <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span><a name="l00178"></a>00178 <span class="preprocessor"></span> <span class="keywordtype">void</span> CreateThreads(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> count);<a name="l00179"></a>00179 std::vector<HANDLE> m_handles;<a name="l00180"></a>00180 std::vector<WaitingThreadData *> m_threads;<a name="l00181"></a>00181 HANDLE m_startWaiting;<a name="l00182"></a>00182 HANDLE m_stopWaiting;<a name="l00183"></a>00183 <span class="preprocessor">#else</span><a name="l00184"></a>00184 <span class="preprocessor"></span> fd_set m_readfds, m_writefds;<a name="l00185"></a>00185 <span class="keywordtype">int</span> m_maxFd;<a name="l00186"></a>00186 <span class="preprocessor">#endif</span><a name="l00187"></a>00187 <span class="preprocessor"></span> <span class="keywordtype">bool</span> m_noWait;<a name="l00188"></a>00188 <span class="keywordtype">double</span> m_firstEventTime;<a name="l00189"></a>00189 <a class="code" href="class_timer.html" title="high resolution timer">Timer</a> m_eventTimer;<a name="l00190"></a>00190 <a name="l00191"></a>00191 <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span><a name="l00192"></a>00192 <span class="preprocessor"></span> <span class="keyword">typedef</span> <span class="keywordtype">size_t</span> LastResultType;<a name="l00193"></a>00193 <span class="preprocessor">#else</span><a name="l00194"></a>00194 <span class="preprocessor"></span> <span class="keyword">typedef</span> <span class="keywordtype">int</span> LastResultType;<a name="l00195"></a>00195 <span class="preprocessor">#endif</span><a name="l00196"></a>00196 <span class="preprocessor"></span> <span class="keyword">enum</span> { LASTRESULT_NOWAIT = -1, LASTRESULT_SCHEDULED = -2, LASTRESULT_TIMEOUT = -3 };<a name="l00197"></a>00197 LastResultType m_lastResult;<a name="l00198"></a>00198 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_sameResultCount;<a name="l00199"></a>00199 <a class="code" href="class_timer.html" title="high resolution timer">Timer</a> m_noWaitTimer;<a name="l00200"></a>00200 <span class="keywordtype">void</span> SetLastResult(LastResultType result);<a name="l00201"></a>00201 <span class="keywordtype">void</span> DetectNoWait(LastResultType result, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);<a name="l00202"></a>00202 };<a name="l00203"></a>00203 <a name="l00204"></a>00204 NAMESPACE_END<a name="l00205"></a>00205 <a name="l00206"></a>00206 <span class="preprocessor">#endif</span><a name="l00207"></a>00207 <span class="preprocessor"></span><a name="l00208"></a>00208 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 1 11:11:25 2007 for Crypto++ by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.2 </small></address></body></html>⌨️ 快捷键说明
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