1/*
2 * Copyright (C) 2015-2016 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "Debugger.h"
29#include "InspectorAgentBase.h"
30#include "InspectorBackendDispatchers.h"
31#include "InspectorFrontendDispatchers.h"
32#include <wtf/Noncopyable.h>
33
34namespace JSC {
35class Profile;
36}
37
38namespace Inspector {
39
40typedef String ErrorString;
41
42class JS_EXPORT_PRIVATE InspectorScriptProfilerAgent final : public InspectorAgentBase, public ScriptProfilerBackendDispatcherHandler, public JSC::Debugger::ProfilingClient {
43 WTF_MAKE_NONCOPYABLE(InspectorScriptProfilerAgent);
44 WTF_MAKE_FAST_ALLOCATED;
45public:
46 InspectorScriptProfilerAgent(AgentContext&);
47 virtual ~InspectorScriptProfilerAgent();
48
49 void didCreateFrontendAndBackend(FrontendRouter*, BackendDispatcher*) override;
50 void willDestroyFrontendAndBackend(DisconnectReason) override;
51
52 // ScriptProfilerBackendDispatcherHandler
53 void startTracking(ErrorString&, const bool* includeSamples) override;
54 void stopTracking(ErrorString&) override;
55
56 // Debugger::ProfilingClient
57 bool isAlreadyProfiling() const override;
58 Seconds willEvaluateScript() override;
59 void didEvaluateScript(Seconds, JSC::ProfilingReason) override;
60
61private:
62 void addEvent(Seconds startTime, Seconds endTime, JSC::ProfilingReason);
63 void trackingComplete();
64 void stopSamplingWhenDisconnecting();
65
66 std::unique_ptr<ScriptProfilerFrontendDispatcher> m_frontendDispatcher;
67 RefPtr<ScriptProfilerBackendDispatcher> m_backendDispatcher;
68 InspectorEnvironment& m_environment;
69 bool m_tracking { false };
70#if ENABLE(SAMPLING_PROFILER)
71 bool m_enabledSamplingProfiler { false };
72#endif
73 bool m_activeEvaluateScript { false };
74};
75
76} // namespace Inspector
77