573721bf0c
Sanitizers using this hook on Fuchsia can define this function to do any extra stuff at the end of the startup hook. For now this is only used by HWASan which needs to explicitly be initialized before libc extensions are intitialized.
46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
//===-- sanitizer_fuchsia.h ------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===---------------------------------------------------------------------===//
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//
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// Fuchsia-specific sanitizer support.
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//
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//===---------------------------------------------------------------------===//
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#ifndef SANITIZER_FUCHSIA_H
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#define SANITIZER_FUCHSIA_H
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#include "sanitizer_platform.h"
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#if SANITIZER_FUCHSIA
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#include "sanitizer_common.h"
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#include <zircon/sanitizer.h>
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#include <zircon/syscalls/object.h>
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namespace __sanitizer {
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extern uptr MainThreadStackBase, MainThreadStackSize;
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extern sanitizer_shadow_bounds_t ShadowBounds;
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struct MemoryMappingLayoutData {
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InternalMmapVector<zx_info_maps_t> data;
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size_t current; // Current index into the vector.
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};
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void InitShadowBounds();
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// Individual sanitizers can define this to explicitly run something at the end
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// of `__sanitizer_startup_hook`. This can be useful if a sanitizer needs to do
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// extra work after the common startup hook code is called and before module
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// ctors are invoked. For example, hwasan can explicitly call its initializing
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// function here so it can be set up before libc extensions are initialized.
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void EarlySanitizerInit();
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} // namespace __sanitizer
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#endif // SANITIZER_FUCHSIA
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#endif // SANITIZER_FUCHSIA_H
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