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<div class="title">ExceptionHandler.cpp</div> </div>
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<a href="_exception_handler_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Project Starshatter 4.5</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Destroyer Studios LLC</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright © 1997-2005. All Rights Reserved.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> SUBSYSTEM: Stars.exe</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> FILE: ExceptionHandler.cpp</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> AUTHOR: John DiCamillo</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"></span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <windows.h></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <imagehlp.h></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">extern</span> <span class="keywordtype">void</span> <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* fmt, ...);</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a name="l00019"></a><span class="lineno"><a class="code" href="class_exception_handler.html"> 19</a></span> <span class="keyword">class </span><a class="code" href="class_exception_handler.html">ExceptionHandler</a></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="keyword">public</span>:</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <a class="code" href="class_exception_handler.html#a2f3bbf85520b804d318c9dd32a363e51">ExceptionHandler</a>();</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <a class="code" href="class_exception_handler.html#acdb2dda4226305ca238bd975ef4ad67e">~ExceptionHandler</a>();</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">static</span> LPTOP_LEVEL_EXCEPTION_FILTER old_filter;</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">static</span> LONG WINAPI ExceptionFilter(EXCEPTION_POINTERS* info);</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> PrintReport(EXCEPTION_POINTERS* info);</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="comment">// Helper functions</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* GetExceptionString(DWORD dwCode);</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">static</span> BOOL GetLogicalAddress(VOID* addr, <span class="keywordtype">char</span>* module, <span class="keywordtype">int</span> len,</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  DWORD& section, DWORD& offset);</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">static</span> BOOL InitImageHelp();</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> ImageStackTrace(CONTEXT* context);</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> IntelStackTrace(CONTEXT* context);</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</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>  <span class="comment">// Make typedefs for some IMAGEHLP.DLL functions so that we can use them</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="comment">// with GetProcAddress</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">typedef</span> BOOL (__stdcall * SYMINITIALIZEPROC)(HANDLE, LPSTR, BOOL);</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">typedef</span> BOOL (__stdcall * SYMCLEANUPPROC)(HANDLE);</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">typedef</span> LPVOID (__stdcall *SYMFUNCTIONTABLEACCESSPROC)(HANDLE, DWORD);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">typedef</span> DWORD (__stdcall *SYMGETMODULEBASEPROC)(HANDLE, DWORD);</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">typedef</span> BOOL (__stdcall *SYMGETSYMFROMADDRPROC)(HANDLE, DWORD, PDWORD, PIMAGEHLP_SYMBOL);</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">typedef</span> BOOL (__stdcall * STACKWALKPROC)(DWORD,</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  HANDLE,</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  HANDLE, </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  LPSTACKFRAME,</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  LPVOID,</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  PREAD_PROCESS_MEMORY_ROUTINE,</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  PFUNCTION_TABLE_ACCESS_ROUTINE,</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  PGET_MODULE_BASE_ROUTINE,</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  PTRANSLATE_ADDRESS_ROUTINE);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">static</span> SYMINITIALIZEPROC SymInitialize;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">static</span> SYMCLEANUPPROC SymCleanup;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">static</span> STACKWALKPROC StackTrace;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">static</span> SYMFUNCTIONTABLEACCESSPROC SymFunctionTableAccess;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">static</span> SYMGETMODULEBASEPROC SymGetModuleBase;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">static</span> SYMGETSYMFROMADDRPROC SymGetSymFromAddr;</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> };</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> LPTOP_LEVEL_EXCEPTION_FILTER ExceptionHandler::old_filter = 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> ExceptionHandler::SYMINITIALIZEPROC ExceptionHandler::SymInitialize = 0;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> ExceptionHandler::SYMCLEANUPPROC ExceptionHandler::SymCleanup = 0;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> ExceptionHandler::STACKWALKPROC ExceptionHandler::StackTrace = 0;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> ExceptionHandler::SYMFUNCTIONTABLEACCESSPROC</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> ExceptionHandler::SymFunctionTableAccess = 0;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> ExceptionHandler::SYMGETMODULEBASEPROC</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> ExceptionHandler::SymGetModuleBase = 0;</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> ExceptionHandler::SYMGETSYMFROMADDRPROC</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> ExceptionHandler::SymGetSymFromAddr = 0;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a name="l00086"></a><span class="lineno"><a class="code" href="_exception_handler_8cpp.html#aaabdd8223185c38d524d03c55912d523"> 86</a></span> <a class="code" href="class_exception_handler.html">ExceptionHandler</a> <a class="code" href="_exception_handler_8cpp.html#aaabdd8223185c38d524d03c55912d523">global_exception_handler</a>;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</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="comment">// +--------------------------------------------------------------------+</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"><a class="code" href="class_exception_handler.html#a2f3bbf85520b804d318c9dd32a363e51"> 91</a></span> <a class="code" href="class_exception_handler.html#a2f3bbf85520b804d318c9dd32a363e51">ExceptionHandler::ExceptionHandler</a>()</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  old_filter = SetUnhandledExceptionFilter(ExceptionFilter);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="code" href="class_exception_handler.html#acdb2dda4226305ca238bd975ef4ad67e"> 96</a></span> <a class="code" href="class_exception_handler.html#acdb2dda4226305ca238bd975ef4ad67e">ExceptionHandler::~ExceptionHandler</a>()</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>  SetUnhandledExceptionFilter(old_filter);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="keyword">static</span> <span class="keywordtype">bool</span> in_filter = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> LONG WINAPI</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> ExceptionHandler::ExceptionFilter(EXCEPTION_POINTERS* info)</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="keywordflow">if</span> (in_filter) {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\n\n*********************************************\n"</span>);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"SECOND EXCEPTION CAUGHT: TERMINATING.\n"</span>);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"*********************************************\n"</span>);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  in_filter = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  PrintReport(info);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  in_filter = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (old_filter)</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> old_filter(info);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">return</span> EXCEPTION_CONTINUE_SEARCH;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> }</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="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> ExceptionHandler::PrintReport(EXCEPTION_POINTERS* info)</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>  EXCEPTION_RECORD* record = info->ExceptionRecord;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  CONTEXT* context = info->ContextRecord;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  DWORD code = record->ExceptionCode;</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>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\n*********************************************\n"</span>);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"FATAL EXCEPTION:\n"</span>);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\nRegisters:\n"</span>);</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"EAX: %08x\n"</span>, context->Eax);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"EBX: %08x\n"</span>, context->Ebx);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"ECX: %08x\n"</span>, context->Ecx);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"EDX: %08x\n"</span>, context->Edx);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"EDI: %08x\n"</span>, context->Edi);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"ESI: %08x\n"</span>, context->Esi);</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"EBP: %08x\n"</span>, context->Ebp);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"CS:EIP: %04x:%08x\n"</span>, context->SegCs, context->Eip);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"SS:ESP: %04x:%08x\n"</span>, context->SegSs, context->Esp);</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"DS: %04x\n"</span>, context->SegDs);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"ES: %04x\n"</span>, context->SegEs);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"FS: %04x\n"</span>, context->SegFs);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"GS: %04x\n"</span>, context->SegGs);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"Flags: %08x\n"</span>, context->EFlags );</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"Exception Code: %08x %s\n"</span>,code, GetExceptionString(code));</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"Exception Addr: %08x \n"</span>, record->ExceptionAddress);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">if</span> (code == EXCEPTION_ACCESS_VIOLATION && record->NumberParameters >= 2) {</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (record->ExceptionInformation[0])</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">" Program attempted to WRITE to address 0x%08x\n"</span>, record->ExceptionInformation[1]);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">" Program attempted to READ from address 0x%08x\n"</span>, record->ExceptionInformation[1]);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</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>  <span class="keywordflow">if</span> (InitImageHelp()) {</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  ImageStackTrace(context);</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  SymCleanup(GetCurrentProcess());</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  IntelStackTrace(context);</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  }</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\n*********************************************\nPROGRAM TERMINATED.\n"</span>);</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> }</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// +--------------------------------------------------------------------+</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">const</span> <span class="keywordtype">char</span>*</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> ExceptionHandler::GetExceptionString(DWORD code)</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> {</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor">#define EXCEPTION( x ) case EXCEPTION_##x: return #x;</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">switch</span> (code) {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="_exception_handler_8cpp.html#a04a8ef8e5d1a39a04fed031f53ffa2db">EXCEPTION</a>( ACCESS_VIOLATION )</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  EXCEPTION( DATATYPE_MISALIGNMENT )</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  EXCEPTION( BREAKPOINT )</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  EXCEPTION( SINGLE_STEP )</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  EXCEPTION( ARRAY_BOUNDS_EXCEEDED )</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  EXCEPTION( FLT_DENORMAL_OPERAND )</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  EXCEPTION( FLT_DIVIDE_BY_ZERO )</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  EXCEPTION( FLT_INEXACT_RESULT )</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  EXCEPTION( FLT_INVALID_OPERATION )</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  EXCEPTION( FLT_OVERFLOW )</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  EXCEPTION( FLT_STACK_CHECK )</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  EXCEPTION( FLT_UNDERFLOW )</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  EXCEPTION( INT_DIVIDE_BY_ZERO )</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  EXCEPTION( INT_OVERFLOW )</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  EXCEPTION( PRIV_INSTRUCTION )</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  EXCEPTION( IN_PAGE_ERROR )</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  EXCEPTION( ILLEGAL_INSTRUCTION )</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  EXCEPTION( NONCONTINUABLE_EXCEPTION )</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  EXCEPTION( STACK_OVERFLOW )</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  EXCEPTION( INVALID_DISPOSITION )</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  EXCEPTION( GUARD_PAGE )</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  EXCEPTION( INVALID_HANDLE )</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  }</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  static <span class="keywordtype">char</span> buffer[512] = { 0 };</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  FormatMessage(FORMAT_MESSAGE_IGNORE_INSERTS | FORMAT_MESSAGE_FROM_HMODULE,</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  GetModuleHandle(<span class="stringliteral">"NTDLL.DLL"</span>),</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  code, 0, buffer, <span class="keyword">sizeof</span>(buffer), 0 );</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">return</span> buffer;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> }</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> BOOL</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> ExceptionHandler::GetLogicalAddress(<span class="keywordtype">void</span>* addr, <span class="keywordtype">char</span>* mod_name, <span class="keywordtype">int</span> len, DWORD& section, DWORD& offset)</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> {</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  MEMORY_BASIC_INFORMATION mbi;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (!VirtualQuery(addr, &mbi, <span class="keyword">sizeof</span>(mbi)))</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  DWORD hMod = (DWORD)mbi.AllocationBase;</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  if (!GetModuleFileName((HMODULE)hMod, mod_name, len))</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span> FALSE;</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>  PIMAGE_DOS_HEADER pDosHdr = (PIMAGE_DOS_HEADER) hMod;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  PIMAGE_NT_HEADERS pNtHdr = (PIMAGE_NT_HEADERS)(hMod + pDosHdr->e_lfanew);</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION( pNtHdr );</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  DWORD rva = (DWORD)addr - hMod; <span class="comment">// RVA is offset from module load address</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> </div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// Iterate through the section table, looking for the one that encompasses</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// the linear address.</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < pNtHdr->FileHeader.NumberOfSections; i++, pSection++ ) {</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  DWORD sectionStart = pSection->VirtualAddress;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  DWORD sectionEnd = sectionStart</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  + max(pSection->SizeOfRawData, pSection->Misc.VirtualSize);</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// Is the address in this section???</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">if</span> ((rva >= sectionStart) && (rva <= sectionEnd)) {</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// Yes, address is in the section. Calculate section and offset,</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">// and store in the "section" & "offset" params, which were</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// passed by reference.</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  section = i+1;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  offset = rva - sectionStart;</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> TRUE;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  }</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">return</span> FALSE; <span class="comment">// Should never get here!</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> ExceptionHandler::IntelStackTrace(CONTEXT* context)</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> {</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\nStack Trace (Intel):\n"</span>);</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"Address Frame Logical addr Module\n"</span>);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  DWORD pc = context->Eip;</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  DWORD* pFrame;</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  DWORD* pPrevFrame;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  pFrame = (DWORD*)context->Ebp;</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordtype">char</span> mod_name[256] = { 0 };</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  DWORD section = 0, offset = 0;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> </div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  GetLogicalAddress((<span class="keywordtype">void</span>*)pc, mod_name, 256, section, offset);</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"%08X %08X %04X:%08X %s\n"</span>,</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  pc, pFrame, section, offset, mod_name);</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  pc = pFrame[1];</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  pPrevFrame = pFrame;</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  pFrame = (PDWORD)pFrame[0]; <span class="comment">// proceed to next higher frame on stack</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">if</span> ((DWORD)pFrame & 3) <span class="comment">// Frame pointer must be aligned on a</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">break</span>; <span class="comment">// DWORD boundary. Bail if not so.</span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">if</span> (pFrame <= pPrevFrame)</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> </div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="comment">// Can two DWORDs be read from the supposed frame address? </span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">if</span> (IsBadWritePtr(pFrame, <span class="keyword">sizeof</span>(PVOID)*2))</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> </div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  }</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">while</span> ( 1 );</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> }</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="keywordtype">void</span> ExceptionHandler::ImageStackTrace(CONTEXT* context)</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> {</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\nStack Trace (Symbolic):\n"</span>);</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"Address Frame\n"</span>);</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">// Could use SymSetOptions here to add the SYMOPT_DEFERRED_LOADS flag</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  STACKFRAME sf;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  memset(&sf, 0, <span class="keyword">sizeof</span>(sf));</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// Initialize the STACKFRAME structure for the first call. This is only</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="comment">// necessary for Intel CPUs, and isn't mentioned in the documentation.</span></div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  sf.AddrPC.Offset = context->Eip;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  sf.AddrPC.Mode = AddrModeFlat;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  sf.AddrStack.Offset = context->Esp;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  sf.AddrStack.Mode = AddrModeFlat;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  sf.AddrFrame.Offset = context->Ebp;</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  sf.AddrFrame.Mode = AddrModeFlat;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">while</span> ( 1 ) {</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">if</span> (!StackTrace( IMAGE_FILE_MACHINE_I386,</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  GetCurrentProcess(),</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  GetCurrentThread(),</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  &sf,</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  context,</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  0,</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  SymFunctionTableAccess,</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  SymGetModuleBase,</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  0))</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">if</span> (sf.AddrFrame.Offset == 0) <span class="comment">// Basic sanity check to make sure</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">break</span>; <span class="comment">// the frame is OK. Bail if not.</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"%08x %08x "</span>, sf.AddrPC.Offset, sf.AddrFrame.Offset);</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="comment">// IMAGEHLP is wacky, and requires you to pass in a pointer to an</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="comment">// IMAGEHLP_SYMBOL structure. The problem is that this structure is</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="comment">// variable length. That is, you determine how big the structure is</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="comment">// at runtime. This means that you can't use sizeof(struct).</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="comment">// So...make a buffer that's big enough, and make a pointer</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="comment">// to the buffer. We also need to initialize not one, but TWO</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="comment">// members of the structure before it can be used.</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> </div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  BYTE symbolBuffer[<span class="keyword">sizeof</span>(IMAGEHLP_SYMBOL) + 512];</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  PIMAGEHLP_SYMBOL pSymbol = (PIMAGEHLP_SYMBOL)symbolBuffer;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  pSymbol->SizeOfStruct = <span class="keyword">sizeof</span>(symbolBuffer);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  pSymbol->MaxNameLength = 512;</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  DWORD symDisplacement = 0; <span class="comment">// Displacement of the input address,</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="comment">// relative to the start of the symbol</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">if</span> (SymGetSymFromAddr(GetCurrentProcess(), sf.AddrPC.Offset,</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  &symDisplacement, pSymbol)) {</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"%-40s [%04X]\n"</span>, pSymbol->Name, symDisplacement);</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  }</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordtype">char</span> mod_name[256] = { 0 };</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  DWORD section = 0, offset = 0;</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> </div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  GetLogicalAddress((PVOID)sf.AddrPC.Offset,</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  mod_name, 256, section, offset );</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"%04X:%08X %s\n"</span>, section, offset, mod_name);</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  }</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  }</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> }</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> </div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> BOOL</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> ExceptionHandler::InitImageHelp()</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> {</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  HMODULE h = LoadLibrary(<span class="stringliteral">"IMAGEHLP.DLL"</span>);</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">if</span> (!h) {</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not load IMAGEHLP.DLL (%08x) ---\n"</span>, GetLastError());</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  SymInitialize = (SYMINITIALIZEPROC) GetProcAddress(h, <span class="stringliteral">"SymInitialize"</span>);</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">if</span> (!SymInitialize) {</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not find SymInitialize ---\n"</span>);</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  }</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  SymCleanup = (SYMCLEANUPPROC) GetProcAddress(h, <span class="stringliteral">"SymCleanup"</span>);</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">if</span> (!SymCleanup) {</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not find SymCleanup ---\n"</span>);</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  StackTrace = (STACKWALKPROC) GetProcAddress(h, <span class="stringliteral">"StackWalk"</span>);</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">if</span> (!StackTrace) {</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not find StackWalk ---\n"</span>);</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  }</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> </div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  SymFunctionTableAccess = (SYMFUNCTIONTABLEACCESSPROC)</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  GetProcAddress(h, <span class="stringliteral">"SymFunctionTableAccess"</span>);</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> </div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">if</span> (!SymFunctionTableAccess) {</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not find SymFunctionTableAccess ---\n"</span>);</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  }</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> </div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  SymGetModuleBase = (SYMGETMODULEBASEPROC) GetProcAddress(h, <span class="stringliteral">"SymGetModuleBase"</span>);</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">if</span> (!SymGetModuleBase) {</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not find SymGetModuleBase ---\n"</span>);</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  SymGetSymFromAddr = (SYMGETSYMFROMADDRPROC) GetProcAddress(h, <span class="stringliteral">"SymGetSymFromAddr"</span>);</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">if</span> (!SymGetSymFromAddr) {</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not find SymGetSymFromAddr ---\n"</span>);</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  }</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">if</span> (!SymInitialize(GetCurrentProcess(), 0, TRUE)) {</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"--- could not Initialize IMAGEHLP.DLL (%08x) ---\n"</span>, GetLastError());</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  }</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> </div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"Loaded IMAGEHLP.DLL\n"</span>);</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">return</span> TRUE; </div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> }</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div>
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