xref: /freebsd-src/contrib/llvm-project/compiler-rt/lib/rtsan/rtsan_context.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
1*0fca6ea1SDimitry Andric //===--- rtsan_context.h - Realtime Sanitizer -------------------*- C++ -*-===//
2*0fca6ea1SDimitry Andric //
3*0fca6ea1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0fca6ea1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0fca6ea1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0fca6ea1SDimitry Andric //
7*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
8*0fca6ea1SDimitry Andric //
9*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
10*0fca6ea1SDimitry Andric 
11*0fca6ea1SDimitry Andric #pragma once
12*0fca6ea1SDimitry Andric 
13*0fca6ea1SDimitry Andric namespace __rtsan {
14*0fca6ea1SDimitry Andric 
15*0fca6ea1SDimitry Andric class Context {
16*0fca6ea1SDimitry Andric public:
17*0fca6ea1SDimitry Andric   Context();
18*0fca6ea1SDimitry Andric 
19*0fca6ea1SDimitry Andric   void RealtimePush();
20*0fca6ea1SDimitry Andric   void RealtimePop();
21*0fca6ea1SDimitry Andric 
22*0fca6ea1SDimitry Andric   void BypassPush();
23*0fca6ea1SDimitry Andric   void BypassPop();
24*0fca6ea1SDimitry Andric 
25*0fca6ea1SDimitry Andric   void ExpectNotRealtime(const char *intercepted_function_name);
26*0fca6ea1SDimitry Andric 
27*0fca6ea1SDimitry Andric private:
28*0fca6ea1SDimitry Andric   bool InRealtimeContext() const;
29*0fca6ea1SDimitry Andric   bool IsBypassed() const;
30*0fca6ea1SDimitry Andric   void PrintDiagnostics(const char *intercepted_function_name);
31*0fca6ea1SDimitry Andric 
32*0fca6ea1SDimitry Andric   int realtime_depth{0};
33*0fca6ea1SDimitry Andric   int bypass_depth{0};
34*0fca6ea1SDimitry Andric };
35*0fca6ea1SDimitry Andric 
36*0fca6ea1SDimitry Andric Context &GetContextForThisThread();
37*0fca6ea1SDimitry Andric 
38*0fca6ea1SDimitry Andric } // namespace __rtsan
39