1/* 2 * Copyright (C) 2010 Apple Inc. All rights reserved. 3 * Copyright (C) 2010 Google Inc. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of Apple Inc. ("Apple") nor the names of 15 * its contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30#ifndef InspectorProfilerAgent_h 31#define InspectorProfilerAgent_h 32 33#if ENABLE(INSPECTOR) 34 35#include "InspectorJSBackendDispatchers.h" 36#include "InspectorJSFrontendDispatchers.h" 37#include "inspector/InspectorAgentBase.h" 38#include <wtf/Forward.h> 39#include <wtf/HashMap.h> 40#include <wtf/Noncopyable.h> 41#include <wtf/text/WTFString.h> 42 43namespace JSC { 44class ExecState; 45class Profile; 46} 47 48namespace Inspector { 49 50class ScriptDebugServer; 51 52typedef String ErrorString; 53 54class JS_EXPORT_PRIVATE InspectorProfilerAgent : public InspectorAgentBase, public InspectorProfilerBackendDispatcherHandler { 55 WTF_MAKE_NONCOPYABLE(InspectorProfilerAgent); 56 WTF_MAKE_FAST_ALLOCATED; 57public: 58 virtual ~InspectorProfilerAgent(); 59 60 virtual void didCreateFrontendAndBackend(InspectorFrontendChannel*, InspectorBackendDispatcher*) override final; 61 virtual void willDestroyFrontendAndBackend(InspectorDisconnectReason) override final; 62 63 virtual void enable(ErrorString*) override final; 64 virtual void disable(ErrorString*) override final; 65 66 virtual void start(ErrorString* = nullptr) override final; 67 virtual void stop(ErrorString* = nullptr) override final; 68 69 virtual void clearProfiles(ErrorString*) override final { reset(); } 70 71 virtual void getProfileHeaders(ErrorString*, RefPtr<TypeBuilder::Array<TypeBuilder::Profiler::ProfileHeader>>&) override final; 72 virtual void getCPUProfile(ErrorString*, int uid, RefPtr<TypeBuilder::Profiler::CPUProfile>&) override final; 73 virtual void removeProfile(ErrorString*, const String& type, int uid) override final; 74 75 static PassRefPtr<TypeBuilder::Profiler::CPUProfile> buildProfileInspectorObject(const JSC::Profile*); 76 77 enum ShouldRecompile { SkipRecompile, Recompile }; 78 79 virtual void enable(ShouldRecompile); 80 virtual void disable(ShouldRecompile); 81 82 bool enabled() const { return m_enabled; } 83 84 void reset(); 85 86 void setScriptDebugServer(ScriptDebugServer* scriptDebugServer) { m_scriptDebugServer = scriptDebugServer; } 87 88 String startProfiling(const String& title = String(), JSC::ExecState* = nullptr); 89 PassRefPtr<JSC::Profile> stopProfiling(const String& title = String(), JSC::ExecState* = nullptr); 90 91protected: 92 InspectorProfilerAgent(); 93 94 virtual JSC::ExecState* profilingGlobalExecState() const = 0; 95 96private: 97 void addProfile(PassRefPtr<JSC::Profile>); 98 99 void setRecordingProfile(bool isProfiling); 100 101 String getUserInitiatedProfileName(); 102 103 PassRefPtr<TypeBuilder::Profiler::ProfileHeader> createProfileHeader(const JSC::Profile&); 104 105 std::unique_ptr<InspectorProfilerFrontendDispatcher> m_frontendDispatcher; 106 RefPtr<InspectorProfilerBackendDispatcher> m_backendDispatcher; 107 HashMap<unsigned, RefPtr<JSC::Profile>> m_profiles; 108 ScriptDebugServer* m_scriptDebugServer; 109 bool m_enabled; 110 bool m_profileHeadersRequested; 111 unsigned m_recordingProfileCount; 112 unsigned m_nextUserInitiatedProfileNumber; 113}; 114 115} // namespace Inspector 116 117#endif // ENABLE(INSPECTOR) 118 119#endif // !defined(InspectorProfilerAgent_h) 120