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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/Attributes.h"
#include "mozilla/dom/ContentBridgeParent.h"
#include "mozilla/dom/nsIContentChild.h"
#include "mozilla/dom/PBrowserOrId.h"
#include "mozilla/dom/PContentChild.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;
namespace mozilla {
class RemoteSpellcheckEngineChild;
namespace ipc {
class OptionalURIParams;
class URIParams;
}// namespace ipc
namespace dom {
class AlertObserver;
class ConsoleListener;
class PStorageChild;
class ClonedMessageData;
class TabChild;
class GetFilesHelperChild;
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;
};
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,
bool* aWindowIsNew,
mozIDOMWindowProxy** aReturn);
bool Init(MessageLoop* aIOLoop,
base::ProcessId aParentPid,
IPC::Channel* aChannel);
void InitProcessAttributes();
void InitXPCOM();
void InitGraphicsDeviceData();
static ContentChild* GetSingleton()
{
return sSingleton;
}
const AppInfo& GetAppInfo()
{
return mAppInfo;
}
void SetProcessName(const nsAString& aName, bool aDontOverride = false);
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);
ContentBridgeParent* GetLastBridge()
{
MOZ_ASSERT(mLastBridge);
ContentBridgeParent* parent = mLastBridge;
mLastBridge = nullptr;
return parent;
}
RefPtr<ContentBridgeParent> mLastBridge;
PPluginModuleParent *
AllocPPluginModuleParent(mozilla::ipc::Transport* transport,
base::ProcessId otherProcess) override;
PContentBridgeParent*
AllocPContentBridgeParent(mozilla::ipc::Transport* transport,
base::ProcessId otherProcess) override;
PContentBridgeChild*
AllocPContentBridgeChild(mozilla::ipc::Transport* transport,
base::ProcessId otherProcess) override;
PGMPServiceChild*
AllocPGMPServiceChild(mozilla::ipc::Transport* transport,
base::ProcessId otherProcess) override;
bool
RecvGMPsChanged(nsTArray<GMPCapabilityData>&& capabilities) override;
bool
RecvInitRendering(
Endpoint<PCompositorBridgeChild>&& aCompositor,
Endpoint<PImageBridgeChild>&& aImageBridge,
Endpoint<PVRManagerChild>&& aVRBridge,
Endpoint<PVideoDecoderManagerChild>&& aVideoManager) override;
bool
RecvReinitRendering(
Endpoint<PCompositorBridgeChild>&& aCompositor,
Endpoint<PImageBridgeChild>&& aImageBridge,
Endpoint<PVRManagerChild>&& aVRBridge,
Endpoint<PVideoDecoderManagerChild>&& aVideoManager) override;
PProcessHangMonitorChild*
AllocPProcessHangMonitorChild(Transport* aTransport,
ProcessId aOtherProcess) override;
virtual bool RecvSetProcessSandbox(const MaybeFileDesc& aBroker) override;
PBackgroundChild*
AllocPBackgroundChild(Transport* aTransport, ProcessId aOtherProcess)
override;
virtual PBrowserChild* AllocPBrowserChild(const TabId& aTabId,
const IPCTabContext& aContext,
const uint32_t& aChromeFlags,
const ContentParentId& aCpID,
const bool& aIsForApp,
const bool& aIsForBrowser) override;
virtual bool DeallocPBrowserChild(PBrowserChild*) override;
virtual PDeviceStorageRequestChild*
AllocPDeviceStorageRequestChild(const DeviceStorageParams&) override;
virtual bool
DeallocPDeviceStorageRequestChild(PDeviceStorageRequestChild*) override;
virtual PBlobChild*
AllocPBlobChild(const BlobConstructorParams& aParams) override;
virtual bool DeallocPBlobChild(PBlobChild* aActor) override;
virtual PCrashReporterChild*
AllocPCrashReporterChild(const mozilla::dom::NativeThreadId& id,
const uint32_t& processType) override;
virtual bool
DeallocPCrashReporterChild(PCrashReporterChild*) override;
virtual PHalChild* AllocPHalChild() override;
virtual bool DeallocPHalChild(PHalChild*) override;
virtual PHeapSnapshotTempFileHelperChild*
AllocPHeapSnapshotTempFileHelperChild() override;
virtual bool
DeallocPHeapSnapshotTempFileHelperChild(PHeapSnapshotTempFileHelperChild*) override;
virtual PMemoryReportRequestChild*
AllocPMemoryReportRequestChild(const uint32_t& aGeneration,
const bool& aAnonymize,
const bool& aMinimizeMemoryUsage,
const MaybeFileDesc& aDMDFile) override;
virtual bool
DeallocPMemoryReportRequestChild(PMemoryReportRequestChild* actor) override;
virtual bool
RecvPMemoryReportRequestConstructor(PMemoryReportRequestChild* aChild,
const uint32_t& aGeneration,
const bool& aAnonymize,
const bool &aMinimizeMemoryUsage,
const MaybeFileDesc &aDMDFile) override;
virtual PCycleCollectWithLogsChild*
AllocPCycleCollectWithLogsChild(const bool& aDumpAllTraces,
const FileDescriptor& aGCLog,
const FileDescriptor& aCCLog) override;
virtual bool
DeallocPCycleCollectWithLogsChild(PCycleCollectWithLogsChild* aActor) override;
virtual bool
RecvPCycleCollectWithLogsConstructor(PCycleCollectWithLogsChild* aChild,
const bool& aDumpAllTraces,
const FileDescriptor& aGCLog,
const FileDescriptor& aCCLog) override;
virtual PWebBrowserPersistDocumentChild*
AllocPWebBrowserPersistDocumentChild(PBrowserChild* aBrowser,
const uint64_t& aOuterWindowID) override;
virtual bool
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 bool RecvPTestShellConstructor(PTestShellChild*) override;
jsipc::CPOWManager* GetCPOWManager() override;
virtual PNeckoChild* AllocPNeckoChild() override;
virtual bool DeallocPNeckoChild(PNeckoChild*) override;
virtual PPrintingChild* AllocPPrintingChild() override;
virtual bool DeallocPPrintingChild(PPrintingChild*) override;
virtual PSendStreamChild*
SendPSendStreamConstructor(PSendStreamChild*) override;
virtual PSendStreamChild* AllocPSendStreamChild() override;
virtual bool DeallocPSendStreamChild(PSendStreamChild*) override;
virtual PScreenManagerChild*
AllocPScreenManagerChild(uint32_t* aNumberOfScreens,
float* aSystemDefaultScale,
bool* aSuccess) override;
virtual bool DeallocPScreenManagerChild(PScreenManagerChild*) 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 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 PStorageChild* AllocPStorageChild() override;
virtual bool DeallocPStorageChild(PStorageChild* aActor) override;
virtual PPresentationChild* AllocPPresentationChild() override;
virtual bool DeallocPPresentationChild(PPresentationChild* aActor) override;
virtual PFlyWebPublishedServerChild*
AllocPFlyWebPublishedServerChild(const nsString& name,
const FlyWebPublishOptions& params) override;
virtual bool DeallocPFlyWebPublishedServerChild(PFlyWebPublishedServerChild* aActor) override;
virtual bool
RecvNotifyPresentationReceiverLaunched(PBrowserChild* aIframe,
const nsString& aSessionId) override;
virtual bool
RecvNotifyPresentationReceiverCleanUp(const nsString& aSessionId) override;
virtual bool RecvNotifyEmptyHTTPCache() override;
virtual PSpeechSynthesisChild* AllocPSpeechSynthesisChild() override;
virtual bool DeallocPSpeechSynthesisChild(PSpeechSynthesisChild* aActor) override;
virtual bool RecvRegisterChrome(InfallibleTArray<ChromePackage>&& packages,
InfallibleTArray<SubstitutionMapping>&& resources,
InfallibleTArray<OverrideMapping>&& overrides,
const nsCString& locale,
const bool& reset) override;
virtual bool RecvRegisterChromeItem(const ChromeRegistryItem& item) override;
virtual bool 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 bool RecvSetOffline(const bool& offline) override;
virtual bool RecvSetConnectivity(const bool& connectivity) override;
virtual bool RecvNotifyLayerAllocated(const dom::TabId& aTabId, const uint64_t& aLayersId) override;
virtual bool RecvSpeakerManagerNotify() override;
virtual bool RecvBidiKeyboardNotify(const bool& isLangRTL,
const bool& haveBidiKeyboards) override;
virtual bool RecvNotifyVisited(const URIParams& aURI) override;
// auto remove when alertfinished is received.
nsresult AddRemoteAlertObserver(const nsString& aData, nsIObserver* aObserver);
virtual bool RecvPreferenceUpdate(const PrefSetting& aPref) override;
virtual bool RecvVarUpdate(const GfxVarUpdate& pref) override;
virtual bool RecvDataStoragePut(const nsString& aFilename,
const DataStorageItem& aItem) override;
virtual bool RecvDataStorageRemove(const nsString& aFilename,
const nsCString& aKey,
const DataStorageType& aType) override;
virtual bool RecvDataStorageClear(const nsString& aFilename) override;
virtual bool RecvNotifyAlertsObserver(const nsCString& aType,
const nsString& aData) override;
virtual bool RecvLoadProcessScript(const nsString& aURL) override;
virtual bool RecvAsyncMessage(const nsString& aMsg,
InfallibleTArray<CpowEntry>&& aCpows,
const IPC::Principal& aPrincipal,
const ClonedMessageData& aData) override;
virtual bool RecvGeolocationUpdate(const GeoPosition& somewhere) override;
virtual bool RecvGeolocationError(const uint16_t& errorCode) override;
virtual bool RecvUpdateDictionaryList(InfallibleTArray<nsString>&& aDictionaries) override;
virtual bool RecvAddPermission(const IPC::Permission& permission) override;
virtual bool RecvFlushMemory(const nsString& reason) override;
virtual bool RecvActivateA11y(const uint32_t& aMsaaID) override;
virtual bool RecvShutdownA11y() override;
virtual bool RecvGarbageCollect() override;
virtual bool RecvCycleCollect() override;
virtual bool RecvAppInfo(const nsCString& version, const nsCString& buildID,
const nsCString& name, const nsCString& UAName,
const nsCString& ID, const nsCString& vendor) override;
virtual bool RecvAppInit() override;
virtual bool
RecvInitServiceWorkers(const ServiceWorkerConfiguration& aConfig) override;
virtual bool
RecvInitBlobURLs(nsTArray<BlobURLRegistrationData>&& aRegistations) override;
virtual bool RecvLastPrivateDocShellDestroyed() override;
virtual bool RecvVolumes(InfallibleTArray<VolumeInfo>&& aVolumes) override;
virtual bool RecvFilePathUpdate(const nsString& aStorageType,
const nsString& aStorageName,
const nsString& aPath,
const nsCString& aReason) override;
virtual bool RecvFileSystemUpdate(const nsString& aFsName,
const nsString& aVolumeName,
const int32_t& aState,
const int32_t& aMountGeneration,
const bool& aIsMediaPresent,
const bool& aIsSharing,
const bool& aIsFormatting,
const bool& aIsFake,
const bool& aIsUnmounting,
const bool& aIsRemovable,
const bool& aIsHotSwappable) override;
virtual bool RecvVolumeRemoved(const nsString& aFsName) override;
virtual bool
RecvNotifyProcessPriorityChanged(const hal::ProcessPriority& aPriority) override;
virtual bool RecvMinimizeMemoryUsage() override;
virtual bool RecvLoadAndRegisterSheet(const URIParams& aURI,
const uint32_t& aType) override;
virtual bool RecvUnregisterSheet(const URIParams& aURI,
const uint32_t& aType) override;
virtual bool RecvNotifyPhoneStateChange(const nsString& aState) override;
void AddIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS);
void RemoveIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS);
virtual bool RecvNotifyIdleObserver(const uint64_t& aObserver,
const nsCString& aTopic,
const nsString& aData) override;
virtual bool RecvAssociatePluginId(const uint32_t& aPluginId,
const base::ProcessId& aProcessId) override;
virtual bool RecvLoadPluginResult(const uint32_t& aPluginId,
const bool& aResult) override;
virtual bool RecvUpdateWindow(const uintptr_t& aChildId) override;
virtual bool RecvStartProfiler(const ProfilerInitParams& params) override;
virtual bool RecvPauseProfiler(const bool& aPause) override;
virtual bool RecvStopProfiler() override;
virtual bool RecvGatherProfile() override;
virtual bool RecvDomainSetChanged(const uint32_t& aSetType,
const uint32_t& aChangeType,
const OptionalURIParams& aDomain) override;
virtual bool RecvShutdown() override;
virtual bool
RecvInvokeDragSession(nsTArray<IPCDataTransfer>&& aTransfers,
const uint32_t& aAction) override;
virtual bool RecvEndDragSession(const bool& aDoneDrag,
const bool& aUserCancelled,
const mozilla::LayoutDeviceIntPoint& aEndDragPoint) override;
virtual bool
RecvPush(const nsCString& aScope,
const IPC::Principal& aPrincipal,
const nsString& aMessageId) override;
virtual bool
RecvPushWithData(const nsCString& aScope,
const IPC::Principal& aPrincipal,
const nsString& aMessageId,
InfallibleTArray<uint8_t>&& aData) override;
virtual bool
RecvPushSubscriptionChange(const nsCString& aScope,
const IPC::Principal& aPrincipal) override;
virtual bool
RecvPushError(const nsCString& aScope, const IPC::Principal& aPrincipal,
const nsString& aMessage, const uint32_t& aFlags) override;
virtual bool
RecvNotifyPushSubscriptionModifiedObservers(const nsCString& aScope,
const IPC::Principal& aPrincipal) 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 GetMsaaID() const { return mMsaaID; }
#endif
bool IsForApp() const { return mIsForApp; }
bool IsForBrowser() const { return mIsForBrowser; }
virtual PBlobChild*
SendPBlobConstructor(PBlobChild* actor,
const BlobConstructorParams& params) override;
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 IPCTabContext& context,
const uint32_t& chromeFlags,
const ContentParentId& aCpID,
const bool& aIsForApp,
const bool& aIsForBrowser) override;
virtual bool RecvPBrowserConstructor(PBrowserChild* aCctor,
const TabId& aTabId,
const IPCTabContext& aContext,
const uint32_t& aChromeFlags,
const ContentParentId& aCpID,
const bool& aIsForApp,
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 TabId& aTabId) override;
virtual bool
DeallocPContentPermissionRequestChild(PContentPermissionRequestChild* actor) override;
// Windows specific - set up audio session
virtual bool
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 bool
RecvGetFilesResponse(const nsID& aUUID,
const GetFilesResponseResult& aResult) override;
virtual bool
RecvBlobURLRegistration(const nsCString& aURI, PBlobChild* aBlobChild,
const IPC::Principal& aPrincipal) override;
virtual bool
RecvBlobURLUnregistration(const nsCString& aURI) override;
#if defined(XP_WIN) && defined(ACCESSIBILITY)
bool
SendGetA11yContentId();
#endif // defined(XP_WIN) && defined(ACCESSIBILITY)
/**
* 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 aProtocolName,
const char* const aErrorMsg,
base::ProcessId aOtherPid);
private:
static void ForceKillTimerCallback(nsITimer* aTimer, void* aClosure);
void StartForceKillTimer();
virtual void ActorDestroy(ActorDestroyReason why) override;
virtual void ProcessingError(Result aCode, const char* aReason) override;
InfallibleTArray<nsAutoPtr<AlertObserver> > mAlertObservers;
RefPtr<ConsoleListener> mConsoleListener;
nsTHashtable<nsPtrHashKey<nsIObserver>> mIdleObservers;
InfallibleTArray<nsString> mAvailableDictionaries;
/**
* 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)
/**
* 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 mIsForApp;
bool mIsForBrowser;
bool mCanOverrideProcessName;
bool mIsAlive;
nsString mProcessName;
static ContentChild* sSingleton;
nsCOMPtr<nsIDomainPolicy> mPolicy;
nsCOMPtr<nsITimer> mForceKillTimer;
#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;
bool mShuttingDown;
DISALLOW_EVIL_CONSTRUCTORS(ContentChild);
};
uint64_t
NextWindowID();
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_ContentChild_h
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