llvm-project/compiler-rt/lib/rtsan/rtsan_context.h

57 lines
1.3 KiB
C++

//===--- rtsan_context.h - Realtime Sanitizer -------------------*- 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
//
//===----------------------------------------------------------------------===//
//
//===----------------------------------------------------------------------===//
#pragma once
namespace __rtsan {
class Context {
public:
Context();
void RealtimePush();
void RealtimePop();
void BypassPush();
void BypassPop();
bool InRealtimeContext() const;
bool IsBypassed() const;
Context(const Context &) = delete;
Context(Context &&) = delete;
Context &operator=(const Context &) = delete;
Context &operator=(Context &&) = delete;
private:
int realtime_depth_{0};
int bypass_depth_{0};
};
class ScopedBypass {
public:
[[nodiscard]] explicit ScopedBypass(Context &context) : context_(context) {
context_.BypassPush();
}
~ScopedBypass() { context_.BypassPop(); }
ScopedBypass(const ScopedBypass &) = delete;
ScopedBypass &operator=(const ScopedBypass &) = delete;
ScopedBypass(ScopedBypass &&) = delete;
ScopedBypass &operator=(ScopedBypass &&) = delete;
private:
Context &context_;
};
Context &GetContextForThisThread();
} // namespace __rtsan