Repo created

TMessagesProj/jni/voip/webrtc/base/profiler/thread_delegate_posix.h

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+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_PROFILER_THREAD_DELEGATE_POSIX_H_
+#define BASE_PROFILER_THREAD_DELEGATE_POSIX_H_
+
+#include "base/base_export.h"
+#include "base/profiler/sampling_profiler_thread_token.h"
+#include "base/profiler/thread_delegate.h"
+#include "base/threading/platform_thread.h"
+
+namespace base {
+
+// Platform- and thread-specific implementation in support of stack sampling on
+// POSIX.
+class BASE_EXPORT ThreadDelegatePosix : public ThreadDelegate {
+ public:
+  ThreadDelegatePosix(SamplingProfilerThreadToken thread_token);
+
+  ThreadDelegatePosix(const ThreadDelegatePosix&) = delete;
+  ThreadDelegatePosix& operator=(const ThreadDelegatePosix&) = delete;
+
+  // ThreadDelegate
+  PlatformThreadId GetThreadId() const override;
+  uintptr_t GetStackBaseAddress() const override;
+  std::vector<uintptr_t*> GetRegistersToRewrite(
+      RegisterContext* thread_context) override;
+
+ private:
+  const PlatformThreadId thread_id_;
+  const uintptr_t thread_stack_base_address_;
+};
+
+}  // namespace base
+
+#endif  // BASE_PROFILER_THREAD_DELEGATE_POSIX_H_