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48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Defines some functions that intentionally do an invalid memory access in
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// order to trigger an AddressSanitizer (ASan) error report.
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#ifndef BASE_DEBUG_ASAN_INVALID_ACCESS_H_
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#define BASE_DEBUG_ASAN_INVALID_ACCESS_H_
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#include "base/base_export.h"
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#include "base/compiler_specific.h"
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namespace base {
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namespace debug {
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#if defined(ADDRESS_SANITIZER) || defined(SYZYASAN)
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// Generates an heap buffer overflow.
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BASE_EXPORT NOINLINE void AsanHeapOverflow();
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// Generates an heap buffer underflow.
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BASE_EXPORT NOINLINE void AsanHeapUnderflow();
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// Generates an use after free.
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BASE_EXPORT NOINLINE void AsanHeapUseAfterFree();
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#endif // ADDRESS_SANITIZER || SYZYASAN
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// The "corrupt-block" and "corrupt-heap" classes of bugs is specific to
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// SyzyASan.
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#if defined(SYZYASAN) && defined(COMPILER_MSVC)
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// Corrupts a memory block and makes sure that the corruption gets detected when
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// we try to free this block.
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BASE_EXPORT NOINLINE void AsanCorruptHeapBlock();
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// Corrupts the heap and makes sure that the corruption gets detected when a
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// crash occur.
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BASE_EXPORT NOINLINE void AsanCorruptHeap();
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#endif // SYZYASAN && COMPILER_MSVC
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} // namespace debug
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} // namespace base
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#endif // BASE_DEBUG_ASAN_INVALID_ACCESS_H_
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