compiler-rt/lib/lsan/lsan_posix.h

   1 //=-- lsan_posix.h -----------------------------------------------------===//
   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-exception
   6 //
   7 //===---------------------------------------------------------------------===//
   8 //
   9 // This file is a part of LeakSanitizer.
  10 // Standalone LSan RTL code common to POSIX-like systems.
  11 //
  12 //===---------------------------------------------------------------------===//
  13
  14 #ifndef LSAN_POSIX_H
  15 #define LSAN_POSIX_H
  16
  17 #include "lsan_thread.h"
  18 #include "sanitizer_common/sanitizer_platform.h"
  19
  20 #if !SANITIZER_POSIX
  21 #error "lsan_posix.h is used only on POSIX-like systems (SANITIZER_POSIX)"
  22 #endif
  23
  24 namespace __sanitizer {
  25 struct DTLS;
  26 }
  27
  28 namespace __lsan {
  29
  30 class ThreadContext final : public ThreadContextLsanBase {
  31  public:
  32   explicit ThreadContext(int tid);
  33   void OnStarted(void *arg) override;
  34   uptr tls_begin() { return tls_begin_; }
  35   uptr tls_end() { return tls_end_; }
  36   DTLS *dtls() { return dtls_; }
  37
  38  private:
  39   uptr tls_begin_ = 0;
  40   uptr tls_end_ = 0;
  41   DTLS *dtls_ = nullptr;
  42 };
  43
  44 void ThreadStart(u32 tid, tid_t os_id,
  45                  ThreadType thread_type = ThreadType::Regular);
  46
  47 }  // namespace __lsan
  48
  49 #endif  // LSAN_POSIX_H