37 lines · cpp
1//===-- hwasan_poisoning.cpp ------------------------------------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file is a part of HWAddressSanitizer.10//11//===----------------------------------------------------------------------===//12 13#include "hwasan_poisoning.h"14 15#include "hwasan_mapping.h"16#include "interception/interception.h"17#include "sanitizer_common/sanitizer_common.h"18#include "sanitizer_common/sanitizer_linux.h"19 20namespace __hwasan {21 22uptr TagMemory(uptr p, uptr size, tag_t tag) {23 uptr start = RoundDownTo(p, kShadowAlignment);24 uptr end = RoundUpTo(p + size, kShadowAlignment);25 return TagMemoryAligned(start, end - start, tag);26}27 28} // namespace __hwasan29 30// --- Implementation of LSan-specific functions --- {{{131namespace __lsan {32bool WordIsPoisoned(uptr addr) {33 // Fixme: implement actual tag checking.34 return false;35}36} // namespace __lsan37