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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 #ifndef CHROME_FRAME_CRASH_REPORTING_VEH_TEST_H_ | |
| 5 #define CHROME_FRAME_CRASH_REPORTING_VEH_TEST_H_ | |
| 6 | |
| 7 #include <windows.h> | |
| 8 #include "base/logging.h" | |
| 9 | |
| 10 #ifndef EXCEPTION_CHAIN_END | |
| 11 #define EXCEPTION_CHAIN_END ((struct _EXCEPTION_REGISTRATION_RECORD*)-1) | |
| 12 #if !defined(_WIN32_WINNT_WIN8) | |
| 13 typedef struct _EXCEPTION_REGISTRATION_RECORD { | |
| 14 struct _EXCEPTION_REGISTRATION_RECORD* Next; | |
| 15 PVOID Handler; | |
| 16 } EXCEPTION_REGISTRATION_RECORD; | |
| 17 // VEH handler flags settings. | |
| 18 // These are grabbed from winnt.h for PocketPC. | |
| 19 // Only EXCEPTION_NONCONTINUABLE in defined in "regular" winnt.h | |
| 20 // #define EXCEPTION_NONCONTINUABLE 0x1 // Noncontinuable exception | |
| 21 #define EXCEPTION_UNWINDING 0x2 // Unwind is in progress | |
| 22 #define EXCEPTION_EXIT_UNWIND 0x4 // Exit unwind is in progress | |
| 23 #define EXCEPTION_STACK_INVALID 0x8 // Stack out of limits or unaligned | |
| 24 #define EXCEPTION_NESTED_CALL 0x10 // Nested exception handler call | |
| 25 #define EXCEPTION_TARGET_UNWIND 0x20 // Target unwind in progress | |
| 26 #define EXCEPTION_COLLIDED_UNWIND 0x40 // Collided exception handler call | |
| 27 | |
| 28 #define EXCEPTION_UNWIND (EXCEPTION_UNWINDING | EXCEPTION_EXIT_UNWIND | \ | |
| 29 EXCEPTION_TARGET_UNWIND | EXCEPTION_COLLIDED_UNWIND) | |
| 30 | |
| 31 #define IS_UNWINDING(Flag) (((Flag) & EXCEPTION_UNWIND) != 0) | |
| 32 #define IS_DISPATCHING(Flag) (((Flag) & EXCEPTION_UNWIND) == 0) | |
| 33 #define IS_TARGET_UNWIND(Flag) ((Flag) & EXCEPTION_TARGET_UNWIND) | |
| 34 #endif // !defined(_WIN32_WINNT_WIN8) | |
| 35 #endif // EXCEPTION_CHAIN_END | |
| 36 | |
| 37 class ExceptionInfo : public _EXCEPTION_POINTERS { | |
| 38 public: | |
| 39 ExceptionInfo() { | |
| 40 Clear(); | |
| 41 } | |
| 42 | |
| 43 ExceptionInfo(DWORD code, void* address) { | |
| 44 Clear(); | |
| 45 Set(code, address, 0); | |
| 46 } | |
| 47 | |
| 48 void Set(DWORD code, void* address, DWORD flags) { | |
| 49 er_.ExceptionCode = code; | |
| 50 er_.ExceptionAddress = address; | |
| 51 er_.ExceptionFlags = flags; | |
| 52 ctx_.Eip = reinterpret_cast<DWORD>(address); | |
| 53 } | |
| 54 | |
| 55 EXCEPTION_RECORD er_; | |
| 56 CONTEXT ctx_; | |
| 57 private: | |
| 58 void Clear() { | |
| 59 ExceptionRecord = &er_; | |
| 60 ContextRecord = &ctx_; | |
| 61 ZeroMemory(&er_, sizeof(er_)); | |
| 62 ZeroMemory(&ctx_, sizeof(ctx_)); | |
| 63 } | |
| 64 }; | |
| 65 | |
| 66 struct SEHChain { | |
| 67 SEHChain(const void* p, ...) { | |
| 68 va_list vl; | |
| 69 va_start(vl, p); | |
| 70 int i = 0; | |
| 71 for (; p; ++i) { | |
| 72 CHECK(i + 1 < arraysize(chain_)); | |
| 73 chain_[i].Handler = | |
| 74 reinterpret_cast<PEXCEPTION_ROUTINE>(const_cast<void*>(p)); | |
| 75 chain_[i].Next = &chain_[i + 1]; | |
| 76 p = va_arg(vl, const void*); | |
| 77 } | |
| 78 | |
| 79 chain_[i].Next = EXCEPTION_CHAIN_END; | |
| 80 } | |
| 81 | |
| 82 EXCEPTION_REGISTRATION_RECORD chain_[25]; | |
| 83 }; | |
| 84 | |
| 85 struct StackHelper { | |
| 86 StackHelper(const void* p, ...) { | |
| 87 va_list vl; | |
| 88 va_start(vl, p); | |
| 89 count_ = 0; | |
| 90 for (; p; ++count_) { | |
| 91 CHECK(count_ < arraysize(stack_)); | |
| 92 stack_[count_] = p; | |
| 93 p = va_arg(vl, const void*); | |
| 94 } | |
| 95 } | |
| 96 const void* stack_[64]; | |
| 97 WORD count_; | |
| 98 }; | |
| 99 | |
| 100 #endif // CHROME_FRAME_CRASH_REPORTING_VEH_TEST_H_ | |
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