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51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
// Copyright 2015 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 MOJO_COMMON_TRACE_PROVIDER_IMPL_H_
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#define MOJO_COMMON_TRACE_PROVIDER_IMPL_H_
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#include "base/memory/ref_counted_memory.h"
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#include "base/memory/weak_ptr.h"
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#include "mojo/public/cpp/bindings/binding.h"
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#include "mojo/public/cpp/bindings/interface_request.h"
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#include "mojo/services/tracing/interfaces/tracing.mojom.h"
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namespace mojo {
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class TraceProviderImpl : public tracing::TraceProvider {
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public:
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TraceProviderImpl();
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~TraceProviderImpl() override;
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void Bind(InterfaceRequest<tracing::TraceProvider> request);
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// Enable tracing without waiting for an inbound connection. It will stop if
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// no TraceRecorder is sent within a set time.
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void ForceEnableTracing();
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private:
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// tracing::TraceProvider implementation:
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void StartTracing(const String& categories,
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tracing::TraceRecorderPtr recorder) override;
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void StopTracing() override;
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void SendChunk(const scoped_refptr<base::RefCountedString>& events_str,
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bool has_more_events);
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void DelayedStop();
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// Stop the collection of traces if no external connection asked for them yet.
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void StopIfForced();
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Binding<tracing::TraceProvider> binding_;
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bool tracing_forced_;
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tracing::TraceRecorderPtr recorder_;
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base::WeakPtrFactory<TraceProviderImpl> weak_factory_;
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DISALLOW_COPY_AND_ASSIGN(TraceProviderImpl);
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};
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} // namespace mojo
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#endif // MOJO_COMMON_TRACE_PROVIDER_IMPL_H_
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