1 //=-- lsan_thread.h -------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file is a part of LeakSanitizer.
11 // Thread registry for standalone LSan.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LSAN_THREAD_H
16 #define LSAN_THREAD_H
17 
18 #include "sanitizer_common/sanitizer_thread_registry.h"
19 
20 namespace __sanitizer {
21 struct DTLS;
22 }
23 
24 namespace __lsan {
25 
26 class ThreadContext : public ThreadContextBase {
27  public:
28   explicit ThreadContext(int tid);
29   void OnStarted(void *arg) override;
30   void OnFinished() override;
stack_begin()31   uptr stack_begin() { return stack_begin_; }
stack_end()32   uptr stack_end() { return stack_end_; }
tls_begin()33   uptr tls_begin() { return tls_begin_; }
tls_end()34   uptr tls_end() { return tls_end_; }
cache_begin()35   uptr cache_begin() { return cache_begin_; }
cache_end()36   uptr cache_end() { return cache_end_; }
dtls()37   DTLS *dtls() { return dtls_; }
38 
39  private:
40   uptr stack_begin_, stack_end_,
41        cache_begin_, cache_end_,
42        tls_begin_, tls_end_;
43   DTLS *dtls_;
44 };
45 
46 void InitializeThreadRegistry();
47 
48 void ThreadStart(u32 tid, uptr os_id);
49 void ThreadFinish();
50 u32 ThreadCreate(u32 tid, uptr uid, bool detached);
51 void ThreadJoin(u32 tid);
52 u32 ThreadTid(uptr uid);
53 
54 u32 GetCurrentThread();
55 void SetCurrentThread(u32 tid);
56 ThreadContext *CurrentThreadContext();
57 void EnsureMainThreadIDIsCorrect();
58 }  // namespace __lsan
59 
60 #endif  // LSAN_THREAD_H
61