40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
// Copyright 2019 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_PROFILER_STACK_COPIER_SIGNAL_H_
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#define BASE_PROFILER_STACK_COPIER_SIGNAL_H_
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#include <memory>
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#include "base/base_export.h"
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#include "base/profiler/stack_copier.h"
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namespace base {
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class ThreadDelegate;
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// Supports stack copying on platforms where a signal must be delivered to the
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// profiled thread and the stack is copied from the signal handler.
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class BASE_EXPORT StackCopierSignal : public StackCopier {
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public:
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StackCopierSignal(std::unique_ptr<ThreadDelegate> thread_delegate);
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~StackCopierSignal() override;
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// StackCopier:
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bool CopyStack(StackBuffer* stack_buffer,
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uintptr_t* stack_top,
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TimeTicks* timestamp,
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RegisterContext* thread_context,
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Delegate* delegate) override;
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using StackCopier::CopyStackContentsAndRewritePointers;
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private:
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std::unique_ptr<ThreadDelegate> thread_delegate_;
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};
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} // namespace base
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#endif // BASE_PROFILER_STACK_COPIER_SIGNAL_H_
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