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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // crash_report.h : Declarations for crash reporting. | 5 // crash_report.h : Declarations for crash reporting. |
| 6 | 6 |
| 7 #ifndef CHROME_FRAME_CRASH_REPORTING_CRASH_REPORT_H_ | 7 #ifndef CHROME_FRAME_CRASH_REPORTING_CRASH_REPORT_H_ |
| 8 #define CHROME_FRAME_CRASH_REPORTING_CRASH_REPORT_H_ | 8 #define CHROME_FRAME_CRASH_REPORTING_CRASH_REPORT_H_ |
| 9 | 9 |
| 10 #include <string> | 10 #include <string> |
| 11 | 11 |
| 12 #include "base/logging.h" | |
| 12 #include "breakpad/src/client/windows/handler/exception_handler.h" | 13 #include "breakpad/src/client/windows/handler/exception_handler.h" |
| 14 #include "chrome_frame/crash_reporting/vectored_handler-impl.h" | |
| 15 | |
| 16 extern google_breakpad::ExceptionHandler* g_breakpad; | |
| 17 extern "C" IMAGE_DOS_HEADER __ImageBase; | |
| 13 | 18 |
| 14 bool InitializeVectoredCrashReporting( | 19 bool InitializeVectoredCrashReporting( |
| 15 bool full_dump, | 20 bool full_dump, |
| 16 const wchar_t* user_sid, | 21 const wchar_t* user_sid, |
| 17 const std::wstring& dump_path, | 22 const std::wstring& dump_path, |
| 18 google_breakpad::CustomClientInfo* client_info); | 23 google_breakpad::CustomClientInfo* client_info); |
| 19 | 24 |
| 20 bool InitializeVectoredCrashReportingWithPipeName( | 25 bool InitializeVectoredCrashReportingWithPipeName( |
| 21 bool full_dump, | 26 bool full_dump, |
| 22 const wchar_t* pipe_name, | 27 const wchar_t* pipe_name, |
| 23 const std::wstring& dump_path, | 28 const std::wstring& dump_path, |
| 24 google_breakpad::CustomClientInfo* client_info); | 29 google_breakpad::CustomClientInfo* client_info); |
| 25 | 30 |
| 26 bool ShutdownVectoredCrashReporting(); | 31 bool ShutdownVectoredCrashReporting(); |
| 27 | 32 |
| 33 namespace { | |
| 34 __declspec(naked) | |
| 35 static EXCEPTION_REGISTRATION_RECORD* InternalRtlpGetExceptionList() { | |
| 36 __asm { | |
| 37 mov eax, fs:0 | |
| 38 ret | |
| 39 } | |
| 40 } | |
| 41 } // end of namespace | |
| 42 | |
| 43 // Class which methods simply forwards to Win32 API and uses breakpad to write | |
| 44 // a minidump. Used as template (external interface) of VectoredHandlerT<E>. | |
| 45 class Win32VEHTraits : public VEHTraitsBase { | |
| 46 public: | |
| 47 static inline void* Register(PVECTORED_EXCEPTION_HANDLER func, | |
| 48 const void* module_start, const void* module_end) { | |
| 49 InitializeIgnoredBlocks(); | |
| 50 VEHTraitsBase::SetModule(module_start, module_end); | |
| 51 return ::AddVectoredExceptionHandler(1, func); | |
| 52 } | |
| 53 | |
| 54 static inline ULONG Unregister(void* handle) { | |
| 55 return ::RemoveVectoredExceptionHandler(handle); | |
| 56 } | |
| 57 | |
| 58 static inline bool WriteDump(EXCEPTION_POINTERS* p) { | |
| 59 return g_breakpad->WriteMinidumpForException(p); | |
| 60 } | |
| 61 | |
| 62 static inline EXCEPTION_REGISTRATION_RECORD* RtlpGetExceptionList() { | |
| 63 return InternalRtlpGetExceptionList(); | |
| 64 } | |
| 65 | |
| 66 static inline WORD RtlCaptureStackBackTrace(DWORD FramesToSkip, | |
| 67 DWORD FramesToCapture, void** BackTrace, DWORD* BackTraceHash) { | |
| 68 return ::RtlCaptureStackBackTrace(FramesToSkip, FramesToCapture, | |
| 69 BackTrace, BackTraceHash); | |
| 70 } | |
| 71 | |
| 72 static bool ShouldIgnoreException(const EXCEPTION_POINTERS* exceptionInfo) { | |
| 73 const void* address = exceptionInfo->ExceptionRecord->ExceptionAddress; | |
| 74 for (int i = 0; i < kIgnoreEntries; i++) { | |
| 75 const CodeBlock& code_block = IgnoreExceptions[i]; | |
| 76 if (code_block.code && | |
| 77 (CodeOffset(code_block.code, code_block.begin_offset) < address) && | |
|
stoyan
2010/01/15 20:23:01
<= address?
| |
| 78 (address < CodeOffset(code_block.code, code_block.end_offset))) { | |
| 79 return true; | |
| 80 } | |
| 81 } | |
| 82 | |
| 83 return false; | |
| 84 } | |
| 85 | |
| 86 static inline void InitializeIgnoredBlocks() { | |
| 87 // Initialize ignored exception list | |
| 88 for (int i = 0; i < kIgnoreEntries; i++) { | |
| 89 CodeBlock& code_block = IgnoreExceptions[i]; | |
| 90 if (!code_block.code) { | |
| 91 HMODULE module = GetModuleHandleA(code_block.module); | |
| 92 DCHECK(module) << "GetModuleHandle error: " << GetLastError(); | |
| 93 code_block.code = GetProcAddress(module, code_block.function); | |
| 94 DCHECK(code_block.code) << "GetProcAddress error: "<< GetLastError(); | |
| 95 } | |
| 96 } | |
| 97 } | |
| 98 | |
| 99 static inline const void* CodeOffset(const void* code, int offset) { | |
| 100 return reinterpret_cast<const char*>(code) + offset; | |
| 101 } | |
| 102 | |
| 103 private: | |
| 104 // Block of code to be ignored for exceptions | |
| 105 struct CodeBlock { | |
| 106 char* module; | |
| 107 char* function; | |
| 108 int begin_offset; | |
| 109 int end_offset; | |
| 110 const void* code; | |
| 111 }; | |
| 112 | |
| 113 static const int kIgnoreEntries = 4; | |
| 114 static CodeBlock IgnoreExceptions[kIgnoreEntries]; | |
| 115 }; | |
| 116 | |
| 117 | |
| 28 #endif // CHROME_FRAME_CRASH_REPORTING_CRASH_REPORT_H_ | 118 #endif // CHROME_FRAME_CRASH_REPORTING_CRASH_REPORT_H_ |
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