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| 1 // Copyright 2014 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 // | |
| 5 // Defines some functions that intentionally do an invalid memory access in | |
| 6 // order to trigger an AddressSanitizer (ASan) error report. | |
| 7 | |
| 8 #ifndef BASE_DEBUG_ASAN_INVALID_ACCESS_H_ | |
| 9 #define BASE_DEBUG_ASAN_INVALID_ACCESS_H_ | |
| 10 | |
| 11 #include "base/base_export.h" | |
| 12 #include "base/compiler_specific.h" | |
| 13 | |
| 14 namespace base { | |
| 15 namespace debug { | |
| 16 | |
| 17 #if defined(ADDRESS_SANITIZER) || defined(SYZYASAN) | |
| 18 | |
| 19 // Generates an heap buffer overflow. | |
| 20 BASE_EXPORT NOINLINE void AsanHeapOverflow(); | |
| 21 | |
| 22 // Generates an heap buffer underflow. | |
| 23 BASE_EXPORT NOINLINE void AsanHeapUnderflow(); | |
| 24 | |
| 25 // Generates an use after free. | |
| 26 BASE_EXPORT NOINLINE void AsanHeapUseAfterFree(); | |
| 27 | |
| 28 #endif // ADDRESS_SANITIZER || SYZYASAN | |
| 29 | |
| 30 // The "corrupt-block" and "corrupt-heap" classes of bugs is specific to | |
| 31 // SyzyASan. | |
| 32 #if defined(SYZYASAN) && defined(COMPILER_MSVC) | |
| 33 | |
| 34 // Corrupts a memory block and makes sure that the corruption gets detected when | |
| 35 // we try to free this block. | |
| 36 BASE_EXPORT NOINLINE void AsanCorruptHeapBlock(); | |
| 37 | |
| 38 // Corrupts the heap and makes sure that the corruption gets detected when a | |
| 39 // crash occur. | |
| 40 BASE_EXPORT NOINLINE void AsanCorruptHeap(); | |
| 41 | |
| 42 #endif // SYZYASAN && COMPILER_MSVC | |
| 43 | |
| 44 } // namespace debug | |
| 45 } // namespace base | |
| 46 | |
| 47 #endif // BASE_DEBUG_ASAN_INVALID_ACCESS_H_ | |
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