| //===-- hwasan_poisoning.cpp ------------------------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a part of HWAddressSanitizer. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "hwasan_poisoning.h" |
| |
| #include "hwasan_mapping.h" |
| #include "interception/interception.h" |
| #include "sanitizer_common/sanitizer_common.h" |
| #include "sanitizer_common/sanitizer_linux.h" |
| |
| namespace __hwasan { |
| |
| uptr TagMemory(uptr p, uptr size, tag_t tag) { |
| uptr start = RoundDownTo(p, kShadowAlignment); |
| uptr end = RoundUpTo(p + size, kShadowAlignment); |
| return TagMemoryAligned(start, end - start, tag); |
| } |
| |
| } // namespace __hwasan |
| |
| // --- Implementation of LSan-specific functions --- {{{1 |
| namespace __lsan { |
| bool WordIsPoisoned(uptr addr) { |
| // Fixme: implement actual tag checking. |
| return false; |
| } |
| } // namespace __lsan |