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