41 lines · cpp
1//===-- msan_chained_origin_depot.cpp -------------------------------------===//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 MemorySanitizer.10//11// A storage for chained origins.12//===----------------------------------------------------------------------===//13 14#include "msan_chained_origin_depot.h"15 16#include "sanitizer_common/sanitizer_chained_origin_depot.h"17 18namespace __msan {19 20static ChainedOriginDepot chainedOriginDepot;21 22StackDepotStats ChainedOriginDepotGetStats() {23 return chainedOriginDepot.GetStats();24}25 26bool ChainedOriginDepotPut(u32 here_id, u32 prev_id, u32 *new_id) {27 return chainedOriginDepot.Put(here_id, prev_id, new_id);28}29 30u32 ChainedOriginDepotGet(u32 id, u32 *other) {31 return chainedOriginDepot.Get(id, other);32}33 34void ChainedOriginDepotBeforeFork() { chainedOriginDepot.LockBeforeFork(); }35 36void ChainedOriginDepotAfterFork(bool fork_child) {37 chainedOriginDepot.UnlockAfterFork(fork_child);38}39 40} // namespace __msan41