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<div id="projectname">Crypto++
 <span id="projectnumber">7.0</span>
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<div id="projectbrief">Free C++ class library of cryptographic schemes</div>
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<div class="title">wait.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// wait.h - originally written and placed in the public domain by Wei Dai</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#ifndef CRYPTOPP_WAIT_H</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#define CRYPTOPP_WAIT_H</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> </div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include "<a class="code" href="config_8h.html">config.h</a>"</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#if !defined(NO_OS_DEPENDENCE) && (defined(SOCKETS_AVAILABLE) || defined(WINDOWS_PIPES_AVAILABLE))</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "<a class="code" href="cryptlib_8h.html">cryptlib.h</a>"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "<a class="code" href="misc_8h.html">misc.h</a>"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="stdcpp_8h.html">stdcpp.h</a>"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <winsock2.h></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <sys/types.h></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <sys/select.h></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// For definitions of VOID, PVOID, HANDLE, PHANDLE, etc.</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#if defined(CRYPTOPP_WIN32_AVAILABLE)</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#define WIN32_LEAN_AND_MEAN</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <windows.h></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "hrtimer.h"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#if defined(__has_feature)</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor"># if __has_feature(memory_sanitizer)</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"># define CRYPTOPP_MSAN 1</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// http://connect.microsoft.com/VisualStudio/feedback/details/1581706</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// and http://github.com/weidai11/cryptopp/issues/214</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#if (CRYPTOPP_MSC_VERSION >= 1900)</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor"># pragma warning(push)</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"># pragma warning(disable: 4589)</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> NAMESPACE_BEGIN(<a class="code" href="namespace_crypto_p_p.html">CryptoPP</a>)</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="class_tracer.html"> 44</a></span> class <a class="code" href="class_tracer.html">Tracer</a></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> {</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="class_tracer.html">Tracer</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> level) : m_level(level) {}</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_tracer.html">Tracer</a>() {}</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">protected</span>:<span class="comment"></span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> /// Override this in your most-derived tracer to do the actual tracing.</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> Trace(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> n, std::string <span class="keyword">const</span>& s) = 0;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"></span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> /*! By default, tracers will decide which trace messages to trace according to a trace level</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> mechanism. If your most-derived tracer uses a different mechanism, override this to</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> return false. If this method returns false, the default TraceXxxx(void) methods will all</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> return 0 and must be overridden explicitly by your tracer for trace messages you want. */</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> UsingDefaults()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_level;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">void</span> TraceIf(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> n, std::string <span class="keyword">const</span>&s)</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  { <span class="keywordflow">if</span> (n) Trace(n, s); }</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"></span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> /*! Returns nr if, according to the default log settings mechanism (using log levels),</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> the message should be traced. Returns 0 if the default trace level mechanism is not</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> in use, or if it is in use but the event should not be traced. Provided as a utility</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> method for easier and shorter coding of default TraceXxxx(void) implementations. */</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Tracing(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nr, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> minLevel)<span class="keyword"> const</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> (UsingDefaults() && m_level >= minLevel) ? nr : 0; }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> };</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">// Your Tracer-derived class should inherit as virtual public from Tracer or another</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// Tracer-derived class, and should pass the log level in its constructor. You can use the</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment">// following methods to begin and end your Tracer definition.</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment">// This constructor macro initializes Tracer directly even if not derived directly from it;</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// this is intended, virtual base classes are always initialized by the most derived class.</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#define CRYPTOPP_TRACER_CONSTRUCTOR(DERIVED) \</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor"> public: DERIVED(unsigned int level = 0) : Tracer(level) {}</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#define CRYPTOPP_BEGIN_TRACER_CLASS_1(DERIVED, BASE1) \</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor"> class DERIVED : virtual public BASE1, public NotCopyable { CRYPTOPP_TRACER_CONSTRUCTOR(DERIVED)</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#define CRYPTOPP_BEGIN_TRACER_CLASS_2(DERIVED, BASE1, BASE2) \</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor"> class DERIVED : virtual public BASE1, virtual public BASE2, public NotCopyable { CRYPTOPP_TRACER_CONSTRUCTOR(DERIVED)</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#define CRYPTOPP_END_TRACER_CLASS };</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment">// In your Tracer-derived class, you should define a globally unique event number for each</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// new event defined. This can be done using the following macros.</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#define CRYPTOPP_BEGIN_TRACER_EVENTS(UNIQUENR) enum { EVENTBASE = UNIQUENR,</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#define CRYPTOPP_TRACER_EVENT(EVENTNAME) EventNr_##EVENTNAME,</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#define CRYPTOPP_END_TRACER_EVENTS };</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment">// In your own Tracer-derived class, you must define two methods per new trace event type:</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment">// - unsigned int TraceXxxx() const</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// Your default implementation of this method should return the event number if according</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// to the default trace level system the event should be traced, or 0 if it should not.</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment">// - void TraceXxxx(string const& s)</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// This method should call TraceIf(TraceXxxx(), s); to do the tracing.</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// For your convenience, a macro to define these two types of methods are defined below.</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// If you use this macro, you should also use the TRACER_EVENTS macros above to associate</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">// event names with numbers.</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#define CRYPTOPP_TRACER_EVENT_METHODS(EVENTNAME, LOGLEVEL) \</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor"> virtual unsigned int Trace##EVENTNAME() const { return Tracing(EventNr_##EVENTNAME, LOGLEVEL); } \</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor"> virtual void Trace##EVENTNAME(std::string const& s) { TraceIf(Trace##EVENTNAME(), s); }</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"></span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">/*! A simple unidirectional linked list with m_prev == 0 to indicate the final entry.</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> The aim of this implementation is to provide a very lightweight and practical</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> tracing mechanism with a low performance impact. Functions and methods supporting</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> this call-stack mechanism would take a parameter of the form "CallStack const& callStack",</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment"> and would pass this parameter to subsequent functions they call using the construct:</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"></span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment"> SubFunc(arg1, arg2, CallStack("my func at place such and such", &callStack));</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"></span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> The advantage of this approach is that it is easy to use and should be very efficient,</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> involving no allocation from the heap, just a linked list of stack objects containing</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> pointers to static ASCIIZ strings (or possibly additional but simple data if derived). */</span></div><div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="class_call_stack.html"> 124</a></span> <span class="keyword">class </span><a class="code" href="class_call_stack.html">CallStack</a></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> {</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="class_call_stack.html">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) : m_info(i), m_prev(p) {}</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>* Prev()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_prev; }</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">virtual</span> std::string Format() <span class="keyword">const</span>;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordtype">char</span> <span class="keyword">const</span>* m_info;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>* m_prev;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> };</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"></span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">/*! An extended CallStack entry type with an additional numeric parameter. */</span></div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="class_call_stack_with_nr.html"> 137</a></span> <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></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> {</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="class_call_stack_with_nr.html">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), m_nr(n) {}</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  std::string Format() <span class="keyword">const</span>;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  word32 m_nr;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> };</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment"></span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">/*! An extended CallStack entry type with an additional string parameter. */</span></div><div class="line"><a name="l00148"></a><span class="lineno"><a class="line" href="class_call_stack_with_str.html"> 148</a></span> <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></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> {</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <a class="code" href="class_call_stack_with_str.html">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), m_z(z) {}</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  std::string Format() <span class="keyword">const</span>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">char</span> <span class="keyword">const</span>* m_z;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> };</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// Thanks to Maximilian Zamorsky for help with http://connect.microsoft.com/VisualStudio/feedback/details/1570496/</span></div><div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="class_wait_objects_tracer.html"> 159</a></span> 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>)</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  CRYPTOPP_BEGIN_TRACER_EVENTS(0x48752841)</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  CRYPTOPP_TRACER_EVENT(NoWaitLoop)</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  CRYPTOPP_END_TRACER_EVENTS</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  CRYPTOPP_TRACER_EVENT_METHODS(NoWaitLoop, 1)</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> CRYPTOPP_END_TRACER_CLASS</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> struct <a class="code" href="struct_waiting_thread_data.html">WaitingThreadData</a>;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment"></span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment">/// container of wait objects</span></div><div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="class_wait_object_container.html"> 169</a></span> <span class="comment"></span>class <a class="code" href="class_wait_object_container.html">WaitObjectContainer</a> : public <a class="code" href="class_not_copyable.html">NotCopyable</a></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> {</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="keyword">public</span>:<span class="comment"></span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> /// exception thrown by WaitObjectContainer</span></div><div class="line"><a name="l00173"></a><span class="lineno"><a class="line" href="class_wait_object_container_1_1_err.html"> 173</a></span> <span class="comment"></span> <span class="keyword">class </span><a class="code" href="class_wait_object_container_1_1_err.html">Err</a> : <span class="keyword">public</span> <a class="code" href="class_exception.html">Exception</a></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  {</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="class_wait_object_container_1_1_err.html">Err</a>(<span class="keyword">const</span> std::string& s) : <a class="code" href="class_exception.html">Exception</a>(IO_ERROR, s) {}</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  };</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> MaxWaitObjects();</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <a class="code" href="class_wait_object_container.html">WaitObjectContainer</a>(<a class="code" href="class_wait_objects_tracer.html">WaitObjectsTracer</a>* tracer = NULLPTR);</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordtype">void</span> Clear();</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordtype">void</span> SetNoWait(<a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <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);</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// returns false if timed out</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">bool</span> Wait(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> milliseconds);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_wait_object_container.html">WaitObjectContainer</a>();</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordtype">void</span> AddHandle(HANDLE handle, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</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);</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <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);</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <a class="code" href="class_wait_objects_tracer.html">WaitObjectsTracer</a>* m_tracer;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordtype">void</span> CreateThreads(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> count);</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  std::vector<HANDLE> m_handles;</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  std::vector<WaitingThreadData *> m_threads;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  HANDLE m_startWaiting;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  HANDLE m_stopWaiting;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  fd_set m_readfds, m_writefds;</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordtype">int</span> m_maxFd;</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordtype">double</span> m_firstEventTime;</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <a class="code" href="class_timer.html">Timer</a> m_eventTimer;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">bool</span> m_noWait;</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keyword">typedef</span> <span class="keywordtype">size_t</span> LastResultType;</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">typedef</span> <span class="keywordtype">int</span> LastResultType;</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">enum</span> { LASTRESULT_NOWAIT = -1, LASTRESULT_SCHEDULED = -2, LASTRESULT_TIMEOUT = -3 };</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  LastResultType m_lastResult;</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_sameResultCount;</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="class_timer.html">Timer</a> m_noWaitTimer;</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">void</span> SetLastResult(LastResultType result);</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">void</span> DetectNoWait(LastResultType result, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> };</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> NAMESPACE_END</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor">#if (CRYPTOPP_MSC_VERSION >= 1900)</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="preprocessor"># pragma warning(pop)</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="preprocessor">#endif // NO_OS_DEPENDENCE</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="preprocessor">#endif // CRYPTOPP_WAIT_H</span></div><div class="ttc" id="class_exception_html"><div class="ttname"><a href="class_exception.html">Exception</a></div><div class="ttdoc">Base class for all exceptions thrown by the library. </div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00155">cryptlib.h:155</a></div></div>
<div class="ttc" id="class_wait_object_container_html"><div class="ttname"><a href="class_wait_object_container.html">WaitObjectContainer</a></div><div class="ttdoc">container of wait objects </div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00169">wait.h:169</a></div></div>
<div class="ttc" id="class_timer_html"><div class="ttname"><a href="class_timer.html">Timer</a></div><div class="ttdoc">high resolution timer </div><div class="ttdef"><b>Definition:</b> <a href="hrtimer_8h_source.html#l00055">hrtimer.h:55</a></div></div>
<div class="ttc" id="misc_8h_html"><div class="ttname"><a href="misc_8h.html">misc.h</a></div><div class="ttdoc">Utility functions for the Crypto++ library. </div></div>
<div class="ttc" id="class_call_stack_with_str_html"><div class="ttname"><a href="class_call_stack_with_str.html">CallStackWithStr</a></div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00148">wait.h:148</a></div></div>
<div class="ttc" id="cryptlib_8h_html"><div class="ttname"><a href="cryptlib_8h.html">cryptlib.h</a></div><div class="ttdoc">Abstract base classes that provide a uniform interface to this library. </div></div>
<div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div><div class="ttdoc">Library configuration file. </div></div>
<div class="ttc" id="stdcpp_8h_html"><div class="ttname"><a href="stdcpp_8h.html">stdcpp.h</a></div><div class="ttdoc">Common C++ header files. </div></div>
<div class="ttc" id="class_call_stack_with_nr_html"><div class="ttname"><a href="class_call_stack_with_nr.html">CallStackWithNr</a></div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00137">wait.h:137</a></div></div>
<div class="ttc" id="class_wait_objects_tracer_html"><div class="ttname"><a href="class_wait_objects_tracer.html">WaitObjectsTracer</a></div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00159">wait.h:159</a></div></div>
<div class="ttc" id="class_tracer_html"><div class="ttname"><a href="class_tracer.html">Tracer</a></div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00044">wait.h:44</a></div></div>
<div class="ttc" id="struct_waiting_thread_data_html"><div class="ttname"><a href="struct_waiting_thread_data.html">WaitingThreadData</a></div><div class="ttdef"><b>Definition:</b> <a href="wait_8cpp_source.html#l00129">wait.cpp:129</a></div></div>
<div class="ttc" id="class_wait_object_container_1_1_err_html"><div class="ttname"><a href="class_wait_object_container_1_1_err.html">WaitObjectContainer::Err</a></div><div class="ttdoc">exception thrown by WaitObjectContainer </div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00173">wait.h:173</a></div></div>
<div class="ttc" id="namespace_crypto_p_p_html"><div class="ttname"><a href="namespace_crypto_p_p.html">CryptoPP</a></div><div class="ttdoc">Crypto++ library namespace. </div></div>
<div class="ttc" id="class_call_stack_html"><div class="ttname"><a href="class_call_stack.html">CallStack</a></div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00124">wait.h:124</a></div></div>
<div class="ttc" id="class_not_copyable_html"><div class="ttname"><a href="class_not_copyable.html">NotCopyable</a></div><div class="ttdoc">Ensures an object is not copyable. </div><div class="ttdef"><b>Definition:</b> <a href="misc_8h_source.html#l00228">misc.h:228</a></div></div>
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