#pragma once
#include "APIUserInitiatedAction.h"
#include "BackgroundProcessResponsivenessTimer.h"
#include "ChildProcessProxy.h"
#include "MessageReceiverMap.h"
#include "PluginInfoStore.h"
#include "ProcessLauncher.h"
#include "ProcessTerminationReason.h"
#include "ProcessThrottler.h"
#include "ProcessThrottlerClient.h"
#include "ResponsivenessTimer.h"
#include "VisibleWebPageCounter.h"
#include "WebConnectionToWebProcess.h"
#include "WebProcessProxyMessages.h"
#include <WebCore/LinkHash.h>
#include <WebCore/SessionID.h>
#include <memory>
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
namespace API {
class PageConfiguration;
}
namespace WebCore {
class ResourceRequest;
class URL;
struct PluginInfo;
struct SecurityOriginData;
}
namespace WebKit {
class NetworkProcessProxy;
class ObjCObjectGraph;
class PageClient;
class UserMediaCaptureManagerProxy;
class VisitedLinkStore;
class WebBackForwardListItem;
class WebFrameProxy;
class WebPageGroup;
class WebPageProxy;
class WebProcessPool;
class WebUserContentControllerProxy;
class WebsiteDataStore;
enum class WebsiteDataType;
struct WebNavigationDataStore;
struct WebPageCreationParameters;
struct WebsiteData;
class WebProcessProxy : public ChildProcessProxy, public ResponsivenessTimer::Client, private ProcessThrottlerClient {
public:
typedef HashMap<uint64_t, RefPtr<WebBackForwardListItem>> WebBackForwardListItemMap;
typedef HashMap<uint64_t, RefPtr<WebFrameProxy>> WebFrameProxyMap;
typedef HashMap<uint64_t, WebPageProxy*> WebPageProxyMap;
typedef HashMap<uint64_t, RefPtr<API::UserInitiatedAction>> UserInitiatedActionMap;
static Ref<WebProcessProxy> create(WebProcessPool&, WebsiteDataStore&);
~WebProcessProxy();
WebConnection* webConnection() const { return m_webConnection.get(); }
WebProcessPool& processPool() { return m_processPool; }
WebsiteDataStore& websiteDataStore() const { return m_websiteDataStore.get(); }
static WebPageProxy* webPage(uint64_t pageID);
Ref<WebPageProxy> createWebPage(PageClient&, Ref<API::PageConfiguration>&&);
void addExistingWebPage(WebPageProxy&, uint64_t pageID);
void removeWebPage(WebPageProxy&, uint64_t pageID);
WTF::IteratorRange<WebPageProxyMap::const_iterator::Values> pages() const { return m_pageMap.values(); }
unsigned pageCount() const { return m_pageMap.size(); }
unsigned visiblePageCount() const { return m_visiblePageCounter.value(); }
void addVisitedLinkStore(VisitedLinkStore&);
void addWebUserContentControllerProxy(WebUserContentControllerProxy&, WebPageCreationParameters&);
void didDestroyVisitedLinkStore(VisitedLinkStore&);
void didDestroyWebUserContentControllerProxy(WebUserContentControllerProxy&);
WebBackForwardListItem* webBackForwardItem(uint64_t itemID) const;
RefPtr<API::UserInitiatedAction> userInitiatedActivity(uint64_t);
ResponsivenessTimer& responsivenessTimer() { return m_responsivenessTimer; }
bool isResponsive() const;
WebFrameProxy* webFrame(uint64_t) const;
bool canCreateFrame(uint64_t frameID) const;
void frameCreated(uint64_t, WebFrameProxy*);
void disconnectFramesFromPage(WebPageProxy*); size_t frameCountInPage(WebPageProxy*) const;
VisibleWebPageToken visiblePageToken() const;
void updateTextCheckerState();
void registerNewWebBackForwardListItem(WebBackForwardListItem*);
void removeBackForwardItem(uint64_t);
void willAcquireUniversalFileReadSandboxExtension() { m_mayHaveUniversalFileReadSandboxExtension = true; }
void assumeReadAccessToBaseURL(const String&);
bool hasAssumedReadAccessToURL(const WebCore::URL&) const;
bool checkURLReceivedFromWebProcess(const String&);
bool checkURLReceivedFromWebProcess(const WebCore::URL&);
static bool fullKeyboardAccessEnabled();
void didSaveToPageCache();
void releasePageCache();
void fetchWebsiteData(WebCore::SessionID, OptionSet<WebsiteDataType>, Function<void(WebsiteData)>&& completionHandler);
void deleteWebsiteData(WebCore::SessionID, OptionSet<WebsiteDataType>, std::chrono::system_clock::time_point modifiedSince, Function<void()>&& completionHandler);
void deleteWebsiteDataForOrigins(WebCore::SessionID, OptionSet<WebsiteDataType>, const Vector<WebCore::SecurityOriginData>&, Function<void()>&& completionHandler);
static void deleteWebsiteDataForTopPrivatelyControlledDomainsInAllPersistentDataStores(OptionSet<WebsiteDataType>, Vector<String>&& topPrivatelyControlledDomains, bool shouldNotifyPages, Function<void (const HashSet<String>&)>&& completionHandler);
static void topPrivatelyControlledDomainsWithWebsiteData(OptionSet<WebsiteDataType> dataTypes, bool shouldNotifyPage, Function<void(HashSet<String>&&)>&& completionHandler);
static void notifyPageStatisticsAndDataRecordsProcessed();
static void notifyPageStatisticsTelemetryFinished(API::Object* messageBody);
void enableSuddenTermination();
void disableSuddenTermination();
bool isSuddenTerminationEnabled() { return !m_numberOfTimesSuddenTerminationWasDisabled; }
void requestTermination(ProcessTerminationReason);
void stopResponsivenessTimer();
RefPtr<API::Object> transformHandlesToObjects(API::Object*);
static RefPtr<API::Object> transformObjectsToHandles(API::Object*);
#if PLATFORM(COCOA)
RefPtr<ObjCObjectGraph> transformHandlesToObjects(ObjCObjectGraph&);
static RefPtr<ObjCObjectGraph> transformObjectsToHandles(ObjCObjectGraph&);
#endif
void windowServerConnectionStateChanged();
void processReadyToSuspend();
void didCancelProcessSuspension();
void setIsHoldingLockedFiles(bool);
ProcessThrottler& throttler() { return m_throttler; }
void reinstateNetworkProcessAssertionState(NetworkProcessProxy&);
void isResponsive(WTF::Function<void(bool isWebProcessResponsive)>&&);
void didReceiveMainThreadPing();
void didReceiveBackgroundResponsivenessPing();
void memoryPressureStatusChanged(bool isUnderMemoryPressure) { m_isUnderMemoryPressure = isUnderMemoryPressure; }
bool isUnderMemoryPressure() const { return m_isUnderMemoryPressure; }
void didExceedInactiveMemoryLimitWhileActive();
void processTerminated();
void didExceedCPULimit();
void didExceedActiveMemoryLimit();
void didExceedInactiveMemoryLimit();
private:
explicit WebProcessProxy(WebProcessPool&, WebsiteDataStore&);
void getLaunchOptions(ProcessLauncher::LaunchOptions&) override;
void connectionWillOpen(IPC::Connection&) override;
void processWillShutDown(IPC::Connection&) override;
void shutDown();
void addBackForwardItem(uint64_t itemID, uint64_t pageID, const PageState&);
void didDestroyFrame(uint64_t);
void didDestroyUserGestureToken(uint64_t);
void shouldTerminate(bool& shouldTerminate);
#if ENABLE(NETSCAPE_PLUGIN_API)
void getPlugins(bool refresh, Vector<WebCore::PluginInfo>& plugins, Vector<WebCore::PluginInfo>& applicationPlugins);
#endif // ENABLE(NETSCAPE_PLUGIN_API)
#if ENABLE(NETSCAPE_PLUGIN_API)
void getPluginProcessConnection(uint64_t pluginProcessToken, Ref<Messages::WebProcessProxy::GetPluginProcessConnection::DelayedReply>&&);
#endif
void getNetworkProcessConnection(Ref<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply>&&);
#if ENABLE(DATABASE_PROCESS)
void getDatabaseProcessConnection(Ref<Messages::WebProcessProxy::GetDatabaseProcessConnection::DelayedReply>&&);
#endif
void retainIconForPageURL(const String& pageURL);
void releaseIconForPageURL(const String& pageURL);
void releaseRemainingIconsForPageURLs();
bool platformIsBeingDebugged() const;
static const HashSet<String>& platformPathsWithAssumedReadAccess();
void updateBackgroundResponsivenessTimer();
friend class WebConnectionToWebProcess;
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) override;
void didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder>&) override;
void didClose(IPC::Connection&) override;
void didReceiveInvalidMessage(IPC::Connection&, IPC::StringReference messageReceiverName, IPC::StringReference messageName) override;
void didBecomeUnresponsive() override;
void didBecomeResponsive() override;
void willChangeIsResponsive() override;
void didChangeIsResponsive() override;
bool mayBecomeUnresponsive() override;
void sendProcessWillSuspendImminently() override;
void sendPrepareToSuspend() override;
void sendCancelPrepareToSuspend() override;
void sendProcessDidResume() override;
void didSetAssertionState(AssertionState) override;
void didFinishLaunching(ProcessLauncher*, IPC::Connection::Identifier) override;
void didReceiveWebProcessProxyMessage(IPC::Connection&, IPC::Decoder&);
void didReceiveSyncWebProcessProxyMessage(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder>&);
bool canTerminateChildProcess();
void logDiagnosticMessageForResourceLimitTermination(const String& limitKey);
ResponsivenessTimer m_responsivenessTimer;
BackgroundProcessResponsivenessTimer m_backgroundResponsivenessTimer;
RefPtr<WebConnectionToWebProcess> m_webConnection;
Ref<WebProcessPool> m_processPool;
bool m_mayHaveUniversalFileReadSandboxExtension; HashSet<String> m_localPathsWithAssumedReadAccess;
WebPageProxyMap m_pageMap;
WebFrameProxyMap m_frameMap;
WebBackForwardListItemMap m_backForwardListItemMap;
UserInitiatedActionMap m_userInitiatedActionMap;
HashSet<VisitedLinkStore*> m_visitedLinkStores;
HashSet<WebUserContentControllerProxy*> m_webUserContentControllerProxies;
int m_numberOfTimesSuddenTerminationWasDisabled;
ProcessThrottler m_throttler;
ProcessThrottler::BackgroundActivityToken m_tokenForHoldingLockedFiles;
#if PLATFORM(IOS)
ProcessThrottler::ForegroundActivityToken m_foregroundTokenForNetworkProcess;
ProcessThrottler::BackgroundActivityToken m_backgroundTokenForNetworkProcess;
#endif
HashMap<String, uint64_t> m_pageURLRetainCountMap;
enum class NoOrMaybe { No, Maybe } m_isResponsive;
Vector<WTF::Function<void(bool webProcessIsResponsive)>> m_isResponsiveCallbacks;
VisibleWebPageCounter m_visiblePageCounter;
Ref<WebsiteDataStore> m_websiteDataStore;
bool m_isUnderMemoryPressure { false };
#if PLATFORM(COCOA) && ENABLE(MEDIA_STREAM)
std::unique_ptr<UserMediaCaptureManagerProxy> m_userMediaCaptureManagerProxy;
#endif
};
}