gecko-dev/dom/ipc/ContentChild.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_ContentChild_h
#define mozilla_dom_ContentChild_h
#include "mozilla/Atomics.h"
#include "mozilla/Attributes.h"
#include "mozilla/dom/ContentBridgeParent.h"
#include "mozilla/dom/nsIContentChild.h"
#include "mozilla/dom/PBrowserOrId.h"
#include "mozilla/dom/PContentChild.h"
#include "mozilla/StaticPtr.h"
#include "nsAutoPtr.h"
#include "nsHashKeys.h"
#include "nsIObserver.h"
#include "nsTHashtable.h"
#include "nsRefPtrHashtable.h"
#include "nsWeakPtr.h"
#include "nsIWindowProvider.h"
#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
#include "nsIFile.h"
#endif
struct ChromePackage;
class nsIObserver;
struct SubstitutionMapping;
struct OverrideMapping;
class nsIDomainPolicy;
class nsIURIClassifierCallback;
struct LookAndFeelInt;
class nsIDocShellLoadInfo;
namespace mozilla {
class RemoteSpellcheckEngineChild;
class ChildProfilerController;
using mozilla::loader::PScriptCacheChild;
#if !defined(XP_WIN)
// Returns whether or not the currently running build is an unpackaged
// developer build. This check is implemented by looking for omni.ja in the
// the obj/dist dir. We use this routine to detect when the build dir will
// use symlinks to the repo and object dir. On Windows, dev builds don't
// use symlinks.
bool IsDevelopmentBuild();
#endif /* !XP_WIN */
#if defined(XP_MACOSX)
// Return the repo directory and the repo object directory respectively. These
// should only be used on Mac developer builds to determine the path to the
// repo or object directory.
nsresult GetRepoDir(nsIFile **aRepoDir);
nsresult GetObjDir(nsIFile **aObjDir);
#endif /* XP_MACOSX */
namespace ipc {
class OptionalURIParams;
class URIParams;
}// namespace ipc
namespace dom {
class AlertObserver;
class ConsoleListener;
class ClonedMessageData;
class TabChild;
class GetFilesHelperChild;
class FileCreatorHelper;
class ContentChild final : public PContentChild
, public nsIWindowProvider
, public nsIContentChild
{
typedef mozilla::dom::ClonedMessageData ClonedMessageData;
typedef mozilla::ipc::FileDescriptor FileDescriptor;
typedef mozilla::ipc::OptionalURIParams OptionalURIParams;
typedef mozilla::ipc::PFileDescriptorSetChild PFileDescriptorSetChild;
typedef mozilla::ipc::URIParams URIParams;
public:
NS_DECL_NSIWINDOWPROVIDER
ContentChild();
virtual ~ContentChild();
NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
NS_IMETHOD_(MozExternalRefCountType) AddRef(void) override { return 1; }
NS_IMETHOD_(MozExternalRefCountType) Release(void) override { return 1; }
struct AppInfo
{
nsCString version;
nsCString buildID;
nsCString name;
nsCString UAName;
nsCString ID;
nsCString vendor;
nsCString sourceURL;
};
nsresult
ProvideWindowCommon(TabChild* aTabOpener,
mozIDOMWindowProxy* aOpener,
bool aIframeMoz,
uint32_t aChromeFlags,
bool aCalledFromJS,
bool aPositionSpecified,
bool aSizeSpecified,
nsIURI* aURI,
const nsAString& aName,
const nsACString& aFeatures,
bool aForceNoOpener,
nsIDocShellLoadInfo* aLoadInfo,
bool* aWindowIsNew,
mozIDOMWindowProxy** aReturn);
bool Init(MessageLoop* aIOLoop,
base::ProcessId aParentPid,
const char* aParentBuildID,
IPC::Channel* aChannel,
uint64_t aChildID,
bool aIsForBrowser);
void InitXPCOM(const XPCOMInitData& aXPCOMInit,
const mozilla::dom::ipc::StructuredCloneData& aInitialData);
void InitGraphicsDeviceData(const ContentDeviceData& aData);
static ContentChild* GetSingleton()
{
return sSingleton;
}
const AppInfo& GetAppInfo()
{
return mAppInfo;
}
void SetProcessName(const nsAString& aName);
void GetProcessName(nsAString& aName) const;
void GetProcessName(nsACString& aName) const;
#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
void GetProfileDir(nsIFile** aProfileDir) const
{
*aProfileDir = mProfileDir;
NS_IF_ADDREF(*aProfileDir);
}
void SetProfileDir(nsIFile* aProfileDir)
{
mProfileDir = aProfileDir;
}
#endif
bool IsAlive() const;
bool IsShuttingDown() const;
static void AppendProcessId(nsACString& aName);
static void UpdateCookieStatus(nsIChannel *aChannel);
mozilla::ipc::IPCResult
RecvInitContentBridgeChild(Endpoint<PContentBridgeChild>&& aEndpoint) override;
mozilla::ipc::IPCResult
RecvInitGMPService(Endpoint<PGMPServiceChild>&& aGMPService) override;
mozilla::ipc::IPCResult
RecvInitProfiler(Endpoint<PProfilerChild>&& aEndpoint) override;
mozilla::ipc::IPCResult
RecvGMPsChanged(nsTArray<GMPCapabilityData>&& capabilities) override;
mozilla::ipc::IPCResult
RecvInitProcessHangMonitor(Endpoint<PProcessHangMonitorChild>&& aHangMonitor) override;
mozilla::ipc::IPCResult
RecvInitRendering(
Endpoint<PCompositorManagerChild>&& aCompositor,
Endpoint<PImageBridgeChild>&& aImageBridge,
Endpoint<PVRManagerChild>&& aVRBridge,
Endpoint<PVideoDecoderManagerChild>&& aVideoManager,
nsTArray<uint32_t>&& namespaces) override;
mozilla::ipc::IPCResult
RecvRequestPerformanceMetrics() override;
mozilla::ipc::IPCResult
RecvReinitRendering(
Endpoint<PCompositorManagerChild>&& aCompositor,
Endpoint<PImageBridgeChild>&& aImageBridge,
Endpoint<PVRManagerChild>&& aVRBridge,
Endpoint<PVideoDecoderManagerChild>&& aVideoManager,
nsTArray<uint32_t>&& namespaces) override;
virtual mozilla::ipc::IPCResult RecvAudioDefaultDeviceChange() override;
mozilla::ipc::IPCResult RecvReinitRenderingForDeviceReset() override;
virtual mozilla::ipc::IPCResult RecvSetProcessSandbox(const MaybeFileDesc& aBroker) override;
virtual PBrowserChild* AllocPBrowserChild(const TabId& aTabId,
const TabId& aSameTabGroupAs,
const IPCTabContext& aContext,
const uint32_t& aChromeFlags,
const ContentParentId& aCpID,
const bool& aIsForBrowser) override;
virtual bool DeallocPBrowserChild(PBrowserChild*) override;
virtual PIPCBlobInputStreamChild*
AllocPIPCBlobInputStreamChild(const nsID& aID,
const uint64_t& aSize) override;
virtual bool
DeallocPIPCBlobInputStreamChild(PIPCBlobInputStreamChild* aActor) override;
virtual PHalChild* AllocPHalChild() override;
virtual bool DeallocPHalChild(PHalChild*) override;
virtual PHeapSnapshotTempFileHelperChild*
AllocPHeapSnapshotTempFileHelperChild() override;
virtual bool
DeallocPHeapSnapshotTempFileHelperChild(PHeapSnapshotTempFileHelperChild*) override;
virtual PCycleCollectWithLogsChild*
AllocPCycleCollectWithLogsChild(const bool& aDumpAllTraces,
const FileDescriptor& aGCLog,
const FileDescriptor& aCCLog) override;
virtual bool
DeallocPCycleCollectWithLogsChild(PCycleCollectWithLogsChild* aActor) override;
virtual mozilla::ipc::IPCResult
RecvPCycleCollectWithLogsConstructor(PCycleCollectWithLogsChild* aChild,
const bool& aDumpAllTraces,
const FileDescriptor& aGCLog,
const FileDescriptor& aCCLog) override;
virtual PWebBrowserPersistDocumentChild*
AllocPWebBrowserPersistDocumentChild(PBrowserChild* aBrowser,
const uint64_t& aOuterWindowID) override;
virtual mozilla::ipc::IPCResult
RecvPWebBrowserPersistDocumentConstructor(PWebBrowserPersistDocumentChild *aActor,
PBrowserChild *aBrowser,
const uint64_t& aOuterWindowID) override;
virtual bool
DeallocPWebBrowserPersistDocumentChild(PWebBrowserPersistDocumentChild* aActor) override;
virtual PTestShellChild* AllocPTestShellChild() override;
virtual bool DeallocPTestShellChild(PTestShellChild*) override;
virtual mozilla::ipc::IPCResult RecvPTestShellConstructor(PTestShellChild*) override;
virtual PScriptCacheChild*
AllocPScriptCacheChild(const FileDescOrError& cacheFile,
const bool& wantCacheData) override;
virtual bool DeallocPScriptCacheChild(PScriptCacheChild*) override;
virtual mozilla::ipc::IPCResult
RecvPScriptCacheConstructor(PScriptCacheChild*,
const FileDescOrError& cacheFile,
const bool& wantCacheData) override;
jsipc::CPOWManager* GetCPOWManager() override;
virtual PNeckoChild* AllocPNeckoChild() override;
virtual bool DeallocPNeckoChild(PNeckoChild*) override;
virtual PPrintingChild* AllocPPrintingChild() override;
virtual bool DeallocPPrintingChild(PPrintingChild*) override;
virtual PChildToParentStreamChild*
SendPChildToParentStreamConstructor(PChildToParentStreamChild*) override;
virtual PChildToParentStreamChild* AllocPChildToParentStreamChild() override;
virtual bool DeallocPChildToParentStreamChild(PChildToParentStreamChild*) override;
virtual PParentToChildStreamChild* AllocPParentToChildStreamChild() override;
virtual bool DeallocPParentToChildStreamChild(PParentToChildStreamChild*) override;
virtual PPSMContentDownloaderChild*
AllocPPSMContentDownloaderChild( const uint32_t& aCertType) override;
virtual bool
DeallocPPSMContentDownloaderChild(PPSMContentDownloaderChild* aDownloader) override;
virtual PExternalHelperAppChild*
AllocPExternalHelperAppChild(const OptionalURIParams& uri,
const nsCString& aMimeContentType,
const nsCString& aContentDisposition,
const uint32_t& aContentDispositionHint,
const nsString& aContentDispositionFilename,
const bool& aForceSave,
const int64_t& aContentLength,
const bool& aWasFileChannel,
const OptionalURIParams& aReferrer,
PBrowserChild* aBrowser) override;
virtual bool
DeallocPExternalHelperAppChild(PExternalHelperAppChild *aService) override;
virtual PHandlerServiceChild* AllocPHandlerServiceChild() override;
virtual bool DeallocPHandlerServiceChild(PHandlerServiceChild*) override;
virtual PMediaChild* AllocPMediaChild() override;
virtual bool DeallocPMediaChild(PMediaChild* aActor) override;
virtual PPresentationChild* AllocPPresentationChild() override;
virtual bool DeallocPPresentationChild(PPresentationChild* aActor) override;
virtual mozilla::ipc::IPCResult
RecvNotifyPresentationReceiverLaunched(PBrowserChild* aIframe,
const nsString& aSessionId) override;
virtual mozilla::ipc::IPCResult
RecvNotifyPresentationReceiverCleanUp(const nsString& aSessionId) override;
virtual mozilla::ipc::IPCResult RecvNotifyEmptyHTTPCache() override;
virtual PSpeechSynthesisChild* AllocPSpeechSynthesisChild() override;
virtual bool DeallocPSpeechSynthesisChild(PSpeechSynthesisChild* aActor) override;
virtual mozilla::ipc::IPCResult RecvRegisterChrome(InfallibleTArray<ChromePackage>&& packages,
InfallibleTArray<SubstitutionMapping>&& resources,
InfallibleTArray<OverrideMapping>&& overrides,
const nsCString& locale,
const bool& reset) override;
virtual mozilla::ipc::IPCResult RecvRegisterChromeItem(const ChromeRegistryItem& item) override;
virtual mozilla::ipc::IPCResult RecvClearImageCache(const bool& privateLoader,
const bool& chrome) override;
virtual mozilla::jsipc::PJavaScriptChild* AllocPJavaScriptChild() override;
virtual bool DeallocPJavaScriptChild(mozilla::jsipc::PJavaScriptChild*) override;
virtual PRemoteSpellcheckEngineChild* AllocPRemoteSpellcheckEngineChild() override;
virtual bool DeallocPRemoteSpellcheckEngineChild(PRemoteSpellcheckEngineChild*) override;
virtual mozilla::ipc::IPCResult RecvSetOffline(const bool& offline) override;
virtual mozilla::ipc::IPCResult RecvSetConnectivity(const bool& connectivity) override;
virtual mozilla::ipc::IPCResult RecvSetCaptivePortalState(const int32_t& state) override;
virtual mozilla::ipc::IPCResult RecvBidiKeyboardNotify(const bool& isLangRTL,
const bool& haveBidiKeyboards) override;
virtual mozilla::ipc::IPCResult RecvNotifyVisited(nsTArray<URIParams>&& aURIs) override;
// auto remove when alertfinished is received.
nsresult AddRemoteAlertObserver(const nsString& aData, nsIObserver* aObserver);
virtual mozilla::ipc::IPCResult RecvPreferenceUpdate(const Pref& aPref) override;
virtual mozilla::ipc::IPCResult RecvVarUpdate(const GfxVarUpdate& pref) override;
virtual mozilla::ipc::IPCResult RecvDataStoragePut(const nsString& aFilename,
const DataStorageItem& aItem) override;
virtual mozilla::ipc::IPCResult RecvDataStorageRemove(const nsString& aFilename,
const nsCString& aKey,
const DataStorageType& aType) override;
virtual mozilla::ipc::IPCResult RecvDataStorageClear(const nsString& aFilename) override;
virtual mozilla::ipc::IPCResult RecvNotifyAlertsObserver(const nsCString& aType,
const nsString& aData) override;
virtual mozilla::ipc::IPCResult RecvLoadProcessScript(const nsString& aURL) override;
virtual mozilla::ipc::IPCResult RecvAsyncMessage(const nsString& aMsg,
InfallibleTArray<CpowEntry>&& aCpows,
const IPC::Principal& aPrincipal,
const ClonedMessageData& aData) override;
mozilla::ipc::IPCResult RecvRegisterStringBundles(nsTArray<StringBundleDescriptor>&& stringBundles) override;
virtual mozilla::ipc::IPCResult RecvGeolocationUpdate(nsIDOMGeoPosition* aPosition) override;
virtual mozilla::ipc::IPCResult RecvGeolocationError(const uint16_t& errorCode) override;
virtual mozilla::ipc::IPCResult RecvUpdateDictionaryList(InfallibleTArray<nsString>&& aDictionaries) override;
virtual mozilla::ipc::IPCResult RecvUpdateFontList(InfallibleTArray<SystemFontListEntry>&& aFontList) override;
virtual mozilla::ipc::IPCResult RecvUpdateAppLocales(nsTArray<nsCString>&& aAppLocales) override;
virtual mozilla::ipc::IPCResult RecvUpdateRequestedLocales(nsTArray<nsCString>&& aRequestedLocales) override;
virtual mozilla::ipc::IPCResult RecvClearSiteDataReloadNeeded(const nsString& aOrigin) override;
virtual mozilla::ipc::IPCResult RecvAddPermission(const IPC::Permission& permission) override;
virtual mozilla::ipc::IPCResult RecvFlushMemory(const nsString& reason) override;
virtual mozilla::ipc::IPCResult RecvActivateA11y(const uint32_t& aMainChromeTid,
const uint32_t& aMsaaID) override;
virtual mozilla::ipc::IPCResult RecvShutdownA11y() override;
virtual mozilla::ipc::IPCResult RecvGarbageCollect() override;
virtual mozilla::ipc::IPCResult RecvCycleCollect() override;
virtual mozilla::ipc::IPCResult RecvUnlinkGhosts() override;
virtual mozilla::ipc::IPCResult RecvAppInfo(const nsCString& version, const nsCString& buildID,
const nsCString& name, const nsCString& UAName,
const nsCString& ID, const nsCString& vendor,
const nsCString& sourceURL) override;
virtual mozilla::ipc::IPCResult RecvRemoteType(const nsString& aRemoteType) override;
const nsAString& GetRemoteType() const;
virtual mozilla::ipc::IPCResult
RecvInitServiceWorkers(const ServiceWorkerConfiguration& aConfig) override;
virtual mozilla::ipc::IPCResult
RecvInitBlobURLs(nsTArray<BlobURLRegistrationData>&& aRegistations) override;
virtual mozilla::ipc::IPCResult RecvLastPrivateDocShellDestroyed() override;
virtual mozilla::ipc::IPCResult
RecvNotifyProcessPriorityChanged(const hal::ProcessPriority& aPriority) override;
virtual mozilla::ipc::IPCResult RecvMinimizeMemoryUsage() override;
virtual mozilla::ipc::IPCResult RecvLoadAndRegisterSheet(const URIParams& aURI,
const uint32_t& aType) override;
virtual mozilla::ipc::IPCResult RecvUnregisterSheet(const URIParams& aURI,
const uint32_t& aType) override;
void AddIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS);
void RemoveIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS);
virtual mozilla::ipc::IPCResult RecvNotifyIdleObserver(const uint64_t& aObserver,
const nsCString& aTopic,
const nsString& aData) override;
virtual mozilla::ipc::IPCResult RecvUpdateWindow(const uintptr_t& aChildId) override;
virtual mozilla::ipc::IPCResult RecvDomainSetChanged(const uint32_t& aSetType,
const uint32_t& aChangeType,
const OptionalURIParams& aDomain) override;
virtual mozilla::ipc::IPCResult RecvShutdown() override;
virtual mozilla::ipc::IPCResult
RecvInvokeDragSession(nsTArray<IPCDataTransfer>&& aTransfers,
const uint32_t& aAction) override;
virtual mozilla::ipc::IPCResult RecvEndDragSession(const bool& aDoneDrag,
const bool& aUserCancelled,
const mozilla::LayoutDeviceIntPoint& aEndDragPoint,
const uint32_t& aKeyModifiers) override;
virtual mozilla::ipc::IPCResult
RecvPush(const nsCString& aScope,
const IPC::Principal& aPrincipal,
const nsString& aMessageId) override;
virtual mozilla::ipc::IPCResult
RecvPushWithData(const nsCString& aScope,
const IPC::Principal& aPrincipal,
const nsString& aMessageId,
InfallibleTArray<uint8_t>&& aData) override;
virtual mozilla::ipc::IPCResult
RecvPushSubscriptionChange(const nsCString& aScope,
const IPC::Principal& aPrincipal) override;
virtual mozilla::ipc::IPCResult
RecvPushError(const nsCString& aScope, const IPC::Principal& aPrincipal,
const nsString& aMessage, const uint32_t& aFlags) override;
virtual mozilla::ipc::IPCResult
RecvNotifyPushSubscriptionModifiedObservers(const nsCString& aScope,
const IPC::Principal& aPrincipal) override;
virtual mozilla::ipc::IPCResult RecvActivate(PBrowserChild* aTab) override;
virtual mozilla::ipc::IPCResult RecvDeactivate(PBrowserChild* aTab) override;
mozilla::ipc::IPCResult
RecvRefreshScreens(nsTArray<ScreenDetails>&& aScreens) override;
// Get the directory for IndexedDB files. We query the parent for this and
// cache the value
nsString &GetIndexedDBPath();
ContentParentId GetID() const { return mID; }
#if defined(XP_WIN) && defined(ACCESSIBILITY)
uint32_t GetChromeMainThreadId() const { return mMainChromeTid; }
uint32_t GetMsaaID() const { return mMsaaID; }
#endif
bool IsForBrowser() const { return mIsForBrowser; }
virtual PFileDescriptorSetChild*
SendPFileDescriptorSetConstructor(const FileDescriptor&) override;
virtual PFileDescriptorSetChild*
AllocPFileDescriptorSetChild(const FileDescriptor&) override;
virtual bool
DeallocPFileDescriptorSetChild(PFileDescriptorSetChild*) override;
virtual bool SendPBrowserConstructor(PBrowserChild* actor,
const TabId& aTabId,
const TabId& aSameTabGroupAs,
const IPCTabContext& context,
const uint32_t& chromeFlags,
const ContentParentId& aCpID,
const bool& aIsForBrowser) override;
virtual mozilla::ipc::IPCResult RecvPBrowserConstructor(PBrowserChild* aCctor,
const TabId& aTabId,
const TabId& aSameTabGroupAs,
const IPCTabContext& aContext,
const uint32_t& aChromeFlags,
const ContentParentId& aCpID,
const bool& aIsForBrowser) override;
FORWARD_SHMEM_ALLOCATOR_TO(PContentChild)
void GetAvailableDictionaries(InfallibleTArray<nsString>& aDictionaries);
PBrowserOrId
GetBrowserOrId(TabChild* aTabChild);
virtual POfflineCacheUpdateChild*
AllocPOfflineCacheUpdateChild(const URIParams& manifestURI,
const URIParams& documentURI,
const PrincipalInfo& aLoadingPrincipalInfo,
const bool& stickDocument) override;
virtual bool
DeallocPOfflineCacheUpdateChild(POfflineCacheUpdateChild* offlineCacheUpdate) override;
virtual PWebrtcGlobalChild* AllocPWebrtcGlobalChild() override;
virtual bool DeallocPWebrtcGlobalChild(PWebrtcGlobalChild *aActor) override;
virtual PContentPermissionRequestChild*
AllocPContentPermissionRequestChild(const InfallibleTArray<PermissionRequest>& aRequests,
const IPC::Principal& aPrincipal,
const bool& aIsHandlingUserInput,
const TabId& aTabId) override;
virtual bool
DeallocPContentPermissionRequestChild(PContentPermissionRequestChild* actor) override;
// Windows specific - set up audio session
virtual mozilla::ipc::IPCResult
RecvSetAudioSessionData(const nsID& aId,
const nsString& aDisplayName,
const nsString& aIconPath) override;
// GetFiles for WebKit/Blink FileSystem API and Directory API must run on the
// parent process.
void
CreateGetFilesRequest(const nsAString& aDirectoryPath, bool aRecursiveFlag,
nsID& aUUID, GetFilesHelperChild* aChild);
void
DeleteGetFilesRequest(nsID& aUUID, GetFilesHelperChild* aChild);
virtual mozilla::ipc::IPCResult
RecvGetFilesResponse(const nsID& aUUID,
const GetFilesResponseResult& aResult) override;
virtual mozilla::ipc::IPCResult
RecvBlobURLRegistration(const nsCString& aURI, const IPCBlob& aBlob,
const IPC::Principal& aPrincipal) override;
virtual mozilla::ipc::IPCResult
RecvBlobURLUnregistration(const nsCString& aURI) override;
virtual mozilla::ipc::IPCResult
RecvFileCreationResponse(const nsID& aUUID,
const FileCreationResult& aResult) override;
mozilla::ipc::IPCResult
RecvRequestMemoryReport(
const uint32_t& generation,
const bool& anonymize,
const bool& minimizeMemoryUsage,
const MaybeFileDesc& DMDFile) override;
virtual mozilla::ipc::IPCResult
RecvSetXPCOMProcessAttributes(const XPCOMInitData& aXPCOMInit,
const StructuredCloneData& aInitialData,
nsTArray<LookAndFeelInt>&& aLookAndFeelIntCache,
nsTArray<SystemFontListEntry>&& aFontList) override;
virtual mozilla::ipc::IPCResult
RecvProvideAnonymousTemporaryFile(const uint64_t& aID, const FileDescOrError& aFD) override;
mozilla::ipc::IPCResult
RecvSetPermissionsWithKey(const nsCString& aPermissionKey,
nsTArray<IPC::Permission>&& aPerms) override;
virtual mozilla::ipc::IPCResult
RecvShareCodeCoverageMutex(const CrossProcessMutexHandle& aHandle) override;
virtual mozilla::ipc::IPCResult
RecvDumpCodeCoverageCounters(DumpCodeCoverageCountersResolver&& aResolver) override;
virtual mozilla::ipc::IPCResult
RecvResetCodeCoverageCounters(ResetCodeCoverageCountersResolver&& aResolver) override;
virtual mozilla::ipc::IPCResult
RecvSetInputEventQueueEnabled() override;
virtual mozilla::ipc::IPCResult
RecvFlushInputEventQueue() override;
virtual mozilla::ipc::IPCResult
RecvSuspendInputEventQueue() override;
virtual mozilla::ipc::IPCResult
RecvResumeInputEventQueue() override;
virtual mozilla::ipc::IPCResult
RecvAddDynamicScalars(nsTArray<DynamicScalarDefinition>&& aDefs) override;
#if defined(XP_WIN) && defined(ACCESSIBILITY)
bool
SendGetA11yContentId();
#endif // defined(XP_WIN) && defined(ACCESSIBILITY)
// Get a reference to the font list passed from the chrome process,
// for use during gfx initialization.
InfallibleTArray<mozilla::dom::SystemFontListEntry>&
SystemFontList() {
return mFontList;
}
// PURLClassifierChild
virtual PURLClassifierChild*
AllocPURLClassifierChild(const Principal& aPrincipal,
const bool& aUseTrackingProtection,
bool* aSuccess) override;
virtual bool
DeallocPURLClassifierChild(PURLClassifierChild* aActor) override;
// PURLClassifierLocalChild
virtual PURLClassifierLocalChild*
AllocPURLClassifierLocalChild(const URIParams& aUri,
const nsCString& aTables) override;
virtual bool
DeallocPURLClassifierLocalChild(PURLClassifierLocalChild* aActor) override;
virtual PLoginReputationChild*
AllocPLoginReputationChild(const URIParams& aUri) override;
virtual bool
DeallocPLoginReputationChild(PLoginReputationChild* aActor) override;
nsTArray<LookAndFeelInt>&
LookAndFeelCache() {
return mLookAndFeelCache;
}
/**
* Helper function for protocols that use the GPU process when available.
* Overrides FatalError to just be a warning when communicating with the
* GPU process since we don't want to crash the content process when the
* GPU process crashes.
*/
static void FatalErrorIfNotUsingGPUProcess(const char* const aErrorMsg,
base::ProcessId aOtherPid);
// This method is used by FileCreatorHelper for the creation of a BlobImpl.
void
FileCreationRequest(nsID& aUUID, FileCreatorHelper* aHelper,
const nsAString& aFullPath, const nsAString& aType,
const nsAString& aName,
const Optional<int64_t>& aLastModified,
bool aExistenceCheck, bool aIsFromNsIFile);
typedef std::function<void(PRFileDesc*)> AnonymousTemporaryFileCallback;
nsresult AsyncOpenAnonymousTemporaryFile(const AnonymousTemporaryFileCallback& aCallback);
virtual already_AddRefed<nsIEventTarget> GetEventTargetFor(TabChild* aTabChild) override;
mozilla::ipc::IPCResult
RecvSetPluginList(const uint32_t& aPluginEpoch,
nsTArray<PluginTag>&& aPluginTags,
nsTArray<FakePluginTag>&& aFakePluginTags) override;
virtual PClientOpenWindowOpChild*
AllocPClientOpenWindowOpChild(const ClientOpenWindowArgs& aArgs) override;
virtual mozilla::ipc::IPCResult
RecvPClientOpenWindowOpConstructor(PClientOpenWindowOpChild* aActor,
const ClientOpenWindowArgs& aArgs) override;
virtual bool
DeallocPClientOpenWindowOpChild(PClientOpenWindowOpChild* aActor) override;
#ifdef NIGHTLY_BUILD
// Fetch the current number of pending input events.
//
// NOTE: This method performs an atomic read, and is safe to call from all threads.
uint32_t
GetPendingInputEvents()
{
return mPendingInputEvents;
}
#endif
private:
static void ForceKillTimerCallback(nsITimer* aTimer, void* aClosure);
void StartForceKillTimer();
void ShutdownInternal();
mozilla::ipc::IPCResult
GetResultForRenderingInitFailure(base::ProcessId aOtherPid);
virtual void ActorDestroy(ActorDestroyReason why) override;
virtual void ProcessingError(Result aCode, const char* aReason) override;
virtual already_AddRefed<nsIEventTarget>
GetConstructedEventTarget(const Message& aMsg) override;
virtual already_AddRefed<nsIEventTarget>
GetSpecificMessageEventTarget(const Message& aMsg) override;
#ifdef NIGHTLY_BUILD
virtual void
OnChannelReceivedMessage(const Message& aMsg) override;
virtual PContentChild::Result
OnMessageReceived(const Message& aMsg) override;
virtual PContentChild::Result
OnMessageReceived(const Message& aMsg, Message*& aReply) override;
#endif
InfallibleTArray<nsAutoPtr<AlertObserver> > mAlertObservers;
RefPtr<ConsoleListener> mConsoleListener;
nsTHashtable<nsPtrHashKey<nsIObserver>> mIdleObservers;
InfallibleTArray<nsString> mAvailableDictionaries;
// Temporary storage for a list of available fonts, passed from the
// parent process and used to initialize gfx in the child. Currently used
// only on MacOSX and Linux.
InfallibleTArray<mozilla::dom::SystemFontListEntry> mFontList;
// Temporary storage for nsXPLookAndFeel flags.
nsTArray<LookAndFeelInt> mLookAndFeelCache;
/**
* An ID unique to the process containing our corresponding
* content parent.
*
* We expect our content parent to set this ID immediately after opening a
* channel to us.
*/
ContentParentId mID;
#if defined(XP_WIN) && defined(ACCESSIBILITY)
/**
* The thread ID of the main thread in the chrome process.
*/
uint32_t mMainChromeTid;
/**
* This is an a11y-specific unique id for the content process that is
* generated by the chrome process.
*/
uint32_t mMsaaID;
#endif
AppInfo mAppInfo;
bool mIsForBrowser;
nsString mRemoteType = VoidString();
bool mIsAlive;
nsString mProcessName;
static ContentChild* sSingleton;
class ShutdownCanary;
static StaticAutoPtr<ShutdownCanary> sShutdownCanary;
nsCOMPtr<nsIDomainPolicy> mPolicy;
nsCOMPtr<nsITimer> mForceKillTimer;
#ifdef MOZ_GECKO_PROFILER
RefPtr<ChildProfilerController> mProfilerController;
#endif
#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
nsCOMPtr<nsIFile> mProfileDir;
#endif
// Hashtable to keep track of the pending GetFilesHelper objects.
// This GetFilesHelperChild objects are removed when RecvGetFilesResponse is
// received.
nsRefPtrHashtable<nsIDHashKey, GetFilesHelperChild> mGetFilesPendingRequests;
// Hashtable to keep track of the pending file creation.
// These items are removed when RecvFileCreationResponse is received.
nsRefPtrHashtable<nsIDHashKey, FileCreatorHelper> mFileCreationPending;
nsClassHashtable<nsUint64HashKey, AnonymousTemporaryFileCallback> mPendingAnonymousTemporaryFiles;
mozilla::Atomic<bool> mShuttingDown;
#ifdef NIGHTLY_BUILD
// NOTE: This member is atomic because it can be accessed from off-main-thread.
mozilla::Atomic<uint32_t> mPendingInputEvents;
#endif
DISALLOW_EVIL_CONSTRUCTORS(ContentChild);
};
uint64_t
NextWindowID();
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_ContentChild_h