1/* 2 * Copyright (C) 2013 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#ifndef InspectorHeapProfilerAgent_h 32#define InspectorHeapProfilerAgent_h 33 34#if ENABLE(JAVASCRIPT_DEBUGGER) && ENABLE(INSPECTOR) 35 36#include "InspectorBaseAgent.h" 37#include "InspectorFrontend.h" 38#include <wtf/Forward.h> 39#include <wtf/HashMap.h> 40#include <wtf/Noncopyable.h> 41#include <wtf/PassOwnPtr.h> 42#include <wtf/text/WTFString.h> 43 44namespace WebCore { 45 46class InjectedScriptManager; 47class ScriptHeapSnapshot; 48class ScriptProfile; 49 50typedef String ErrorString; 51 52class InspectorHeapProfilerAgent : public InspectorBaseAgent<InspectorHeapProfilerAgent>, public InspectorBackendDispatcher::HeapProfilerCommandHandler { 53 WTF_MAKE_NONCOPYABLE(InspectorHeapProfilerAgent); WTF_MAKE_FAST_ALLOCATED; 54public: 55 static PassOwnPtr<InspectorHeapProfilerAgent> create(InstrumentingAgents*, InspectorCompositeState*, InjectedScriptManager*); 56 virtual ~InspectorHeapProfilerAgent(); 57 58 virtual void collectGarbage(ErrorString*); 59 virtual void clearProfiles(ErrorString*) { resetState(); } 60 void resetState(); 61 62 virtual void hasHeapProfiler(ErrorString*, bool*); 63 64 virtual void getProfileHeaders(ErrorString*, RefPtr<TypeBuilder::Array<TypeBuilder::HeapProfiler::ProfileHeader> >&); 65 virtual void getHeapSnapshot(ErrorString*, int uid); 66 virtual void removeProfile(ErrorString*, int uid); 67 68 virtual void setFrontend(InspectorFrontend*); 69 virtual void clearFrontend(); 70 virtual void restore(); 71 72 virtual void takeHeapSnapshot(ErrorString*, const bool* reportProgress); 73 74 virtual void getObjectByHeapObjectId(ErrorString*, const String& heapSnapshotObjectId, const String* objectGroup, RefPtr<TypeBuilder::Runtime::RemoteObject>& result); 75 virtual void getHeapObjectId(ErrorString*, const String& objectId, String* heapSnapshotObjectId); 76 77private: 78 InspectorHeapProfilerAgent(InstrumentingAgents*, InspectorCompositeState*, InjectedScriptManager*); 79 80 typedef HashMap<unsigned, RefPtr<ScriptHeapSnapshot> > IdToHeapSnapshotMap; 81 82 void resetFrontendProfiles(); 83 84 PassRefPtr<TypeBuilder::HeapProfiler::ProfileHeader> createSnapshotHeader(const ScriptHeapSnapshot&); 85 86 InjectedScriptManager* m_injectedScriptManager; 87 InspectorFrontend::HeapProfiler* m_frontend; 88 unsigned m_nextUserInitiatedHeapSnapshotNumber; 89 IdToHeapSnapshotMap m_snapshots; 90}; 91 92} // namespace WebCore 93 94#endif // ENABLE(JAVASCRIPT_DEBUGGER) && ENABLE(INSPECTOR) 95 96#endif // !defined(InspectorHeapProfilerAgent_h) 97