зеркало из https://github.com/mozilla/gecko-dev.git
6073 строки
201 KiB
C++
6073 строки
201 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/DebugOnly.h"
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#include "base/basictypes.h"
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#include "base/shared_memory.h"
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#include "ContentParent.h"
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#include "ProcessUtils.h"
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#include "BrowserParent.h"
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#if defined(ANDROID) || defined(LINUX)
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# include <sys/time.h>
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# include <sys/resource.h>
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#endif
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#include "chrome/common/process_watcher.h"
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#include "mozilla/a11y/PDocAccessible.h"
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#include "GeckoProfiler.h"
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#include "GMPServiceParent.h"
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#include "HandlerServiceParent.h"
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#include "IHistory.h"
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#include "imgIContainer.h"
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#if defined(XP_WIN) && defined(ACCESSIBILITY)
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# include "mozilla/a11y/AccessibleWrap.h"
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# include "mozilla/a11y/Compatibility.h"
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#endif
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#include "mozilla/AntiTrackingCommon.h"
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#include "mozilla/BasePrincipal.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/Components.h"
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#include "mozilla/StyleSheetInlines.h"
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#include "mozilla/DataStorage.h"
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#include "mozilla/devtools/HeapSnapshotTempFileHelperParent.h"
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#include "mozilla/docshell/OfflineCacheUpdateParent.h"
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#include "mozilla/dom/BrowsingContext.h"
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#include "mozilla/dom/BrowsingContextGroup.h"
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#include "mozilla/dom/CancelContentJSOptionsBinding.h"
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#include "mozilla/dom/CanonicalBrowsingContext.h"
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#include "mozilla/dom/ClientManager.h"
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#include "mozilla/dom/ClientOpenWindowOpActors.h"
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/DataTransfer.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/File.h"
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#include "mozilla/dom/FileSystemSecurity.h"
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#include "mozilla/dom/IPCBlobInputStreamParent.h"
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#include "mozilla/dom/IPCBlobUtils.h"
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#include "mozilla/dom/ExternalHelperAppParent.h"
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#include "mozilla/dom/GetFilesHelper.h"
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#include "mozilla/dom/GeolocationBinding.h"
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#include "mozilla/dom/JSWindowActorService.h"
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#include "mozilla/dom/LocalStorageCommon.h"
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#include "mozilla/dom/MemoryReportRequest.h"
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#include "mozilla/dom/Notification.h"
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#include "mozilla/dom/PContentPermissionRequestParent.h"
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#include "mozilla/dom/PCycleCollectWithLogsParent.h"
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#include "mozilla/dom/PositionError.h"
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#include "mozilla/dom/ServiceWorkerRegistrar.h"
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#include "mozilla/dom/power/PowerManagerService.h"
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#include "mozilla/dom/Permissions.h"
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#include "mozilla/dom/PresentationParent.h"
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#include "mozilla/dom/PPresentationParent.h"
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#include "mozilla/dom/PushNotifier.h"
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#include "mozilla/dom/quota/QuotaManagerService.h"
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#include "mozilla/dom/ServiceWorkerUtils.h"
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#include "mozilla/dom/URLClassifierParent.h"
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#include "mozilla/dom/ipc/SharedMap.h"
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#include "mozilla/embedding/printingui/PrintingParent.h"
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#include "mozilla/extensions/StreamFilterParent.h"
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#include "mozilla/gfx/gfxVars.h"
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#include "mozilla/gfx/GPUProcessManager.h"
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#include "mozilla/hal_sandbox/PHalParent.h"
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#include "mozilla/ipc/BackgroundChild.h"
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#include "mozilla/ipc/BackgroundParent.h"
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#include "mozilla/ipc/CrashReporterHost.h"
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#include "mozilla/ipc/FileDescriptorSetParent.h"
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#include "mozilla/ipc/FileDescriptorUtils.h"
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#include "mozilla/ipc/PChildToParentStreamParent.h"
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#include "mozilla/ipc/TestShellParent.h"
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#include "mozilla/ipc/IPCStreamUtils.h"
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#include "mozilla/ipc/IPCStreamAlloc.h"
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#include "mozilla/ipc/IPCStreamDestination.h"
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#include "mozilla/ipc/IPCStreamSource.h"
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#include "mozilla/intl/LocaleService.h"
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#include "mozilla/jsipc/CrossProcessObjectWrappers.h"
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#include "mozilla/layers/PAPZParent.h"
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#include "mozilla/layers/CompositorThread.h"
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#include "mozilla/layers/ImageBridgeParent.h"
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#include "mozilla/layers/LayerTreeOwnerTracker.h"
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#include "mozilla/loader/ScriptCacheActors.h"
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#include "mozilla/LoginReputationIPC.h"
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#include "mozilla/dom/StorageIPC.h"
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#include "mozilla/LookAndFeel.h"
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#include "mozilla/media/MediaParent.h"
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#include "mozilla/Move.h"
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#include "mozilla/net/NeckoParent.h"
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#include "mozilla/net/CookieServiceParent.h"
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#include "mozilla/net/PCookieServiceParent.h"
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#include "mozilla/plugins/PluginBridge.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/PresShell.h"
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#include "mozilla/ProcessHangMonitor.h"
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#include "mozilla/ProcessHangMonitorIPC.h"
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#include "mozilla/RDDProcessManager.h"
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#include "mozilla/recordreplay/ParentIPC.h"
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#include "mozilla/ScopeExit.h"
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#include "mozilla/ScriptPreloader.h"
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#include "mozilla/Services.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/StaticPrefs.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/TelemetryIPC.h"
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#include "mozilla/WebBrowserPersistDocumentParent.h"
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#include "mozilla/widget/ScreenManager.h"
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#include "mozilla/Unused.h"
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#include "mozilla/HangDetails.h"
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#include "nsAnonymousTemporaryFile.h"
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#include "nsAppRunner.h"
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#include "nsCExternalHandlerService.h"
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#include "nsCOMPtr.h"
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#include "nsChromeRegistryChrome.h"
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#include "nsConsoleMessage.h"
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#include "nsConsoleService.h"
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#include "nsContentUtils.h"
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#include "nsDebugImpl.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsEmbedCID.h"
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#include "nsFrameLoader.h"
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#include "nsFrameMessageManager.h"
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#include "nsHashPropertyBag.h"
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#include "nsIAlertsService.h"
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#include "nsIAppStartup.h"
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#include "nsIClipboard.h"
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#include "nsICookie.h"
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#include "nsContentPermissionHelper.h"
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#include "nsIContentSecurityPolicy.h"
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#include "nsIContentProcess.h"
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#include "nsICycleCollectorListener.h"
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#include "nsIDocShellTreeOwner.h"
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#include "mozilla/dom/Document.h"
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#include "nsGeolocation.h"
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#include "nsIDragService.h"
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#include "mozilla/dom/WakeLock.h"
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#include "nsIDOMWindow.h"
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#include "nsIExternalProtocolService.h"
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#include "nsIGfxInfo.h"
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#include "nsIIdleService.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsILocalStorageManager.h"
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#include "nsIMemoryInfoDumper.h"
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#include "nsIMemoryReporter.h"
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#include "nsIMozBrowserFrame.h"
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#include "nsIMutable.h"
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#include "nsINetworkLinkService.h"
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#include "nsIObserverService.h"
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#include "nsIParentChannel.h"
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#include "nsIRemoteWindowContext.h"
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#include "nsIScriptError.h"
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#include "nsIScriptSecurityManager.h"
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#include "nsISearchService.h"
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#include "nsIServiceWorkerManager.h"
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#include "nsISiteSecurityService.h"
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#include "nsISound.h"
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#include "mozilla/mozSpellChecker.h"
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#include "nsIStringBundle.h"
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#include "nsISupportsPrimitives.h"
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#include "nsITimer.h"
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#include "nsIURIFixup.h"
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#include "nsIURL.h"
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#include "nsIDocShellTreeOwner.h"
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#include "nsIXULWindow.h"
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#include "nsIDOMChromeWindow.h"
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#include "nsIWindowWatcher.h"
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#include "nsPIWindowWatcher.h"
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#include "nsThread.h"
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#include "nsWindowWatcher.h"
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#include "nsIXULRuntime.h"
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#include "mozilla/dom/ParentProcessMessageManager.h"
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#include "mozilla/dom/ProcessMessageManager.h"
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#include "mozilla/dom/nsMixedContentBlocker.h"
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#include "nsMemoryInfoDumper.h"
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#include "nsMemoryReporterManager.h"
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#include "nsQueryObject.h"
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#include "nsScriptError.h"
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#include "nsServiceManagerUtils.h"
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#include "nsStyleSheetService.h"
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#include "nsThreadUtils.h"
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#include "nsWidgetsCID.h"
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#include "PreallocatedProcessManager.h"
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#include "ProcessPriorityManager.h"
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#include "SandboxHal.h"
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#include "SourceSurfaceRawData.h"
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#include "BrowserParent.h"
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#include "URIUtils.h"
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#include "nsIWebBrowserChrome.h"
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#include "nsIDocShell.h"
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#include "nsDocShell.h"
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#include "nsOpenURIInFrameParams.h"
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#include "mozilla/net/NeckoMessageUtils.h"
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#include "gfxPlatform.h"
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#include "gfxPlatformFontList.h"
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#include "prio.h"
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#include "private/pprio.h"
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#include "ContentProcessManager.h"
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#include "mozilla/dom/BlobURLProtocolHandler.h"
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#include "mozilla/dom/ipc/StructuredCloneData.h"
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#include "mozilla/PerformanceMetricsCollector.h"
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#include "mozilla/psm/PSMContentListener.h"
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#include "nsPluginHost.h"
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#include "nsPluginTags.h"
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#include "nsIBlocklistService.h"
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#include "nsITrackingDBService.h"
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#include "mozilla/StyleSheet.h"
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#include "mozilla/StyleSheetInlines.h"
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#include "nsICaptivePortalService.h"
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#include "nsIObjectLoadingContent.h"
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#include "nsIBidiKeyboard.h"
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#include "nsLayoutStylesheetCache.h"
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#include "MMPrinter.h"
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#include "nsStreamUtils.h"
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#include "nsIAsyncInputStream.h"
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#include "mozilla/Sprintf.h"
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#ifdef MOZ_WEBRTC
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# include "signaling/src/peerconnection/WebrtcGlobalParent.h"
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#endif
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#if defined(XP_MACOSX)
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# include "nsMacUtilsImpl.h"
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#endif
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#if defined(ANDROID) || defined(LINUX)
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# include "nsSystemInfo.h"
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#endif
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#if defined(XP_LINUX)
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# include "mozilla/Hal.h"
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#endif
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#ifdef ANDROID
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# include "gfxAndroidPlatform.h"
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#endif
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#include "nsPermissionManager.h"
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#ifdef MOZ_WIDGET_ANDROID
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# include "AndroidBridge.h"
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#endif
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#ifdef MOZ_WIDGET_GTK
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# include <gdk/gdk.h>
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#endif
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#include "mozilla/RemoteSpellCheckEngineParent.h"
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#include "Crypto.h"
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#ifdef MOZ_WEBSPEECH
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# include "mozilla/dom/SpeechSynthesisParent.h"
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#endif
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#if defined(MOZ_SANDBOX)
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# include "mozilla/SandboxSettings.h"
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# if defined(XP_LINUX)
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# include "mozilla/SandboxInfo.h"
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# include "mozilla/SandboxBroker.h"
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# include "mozilla/SandboxBrokerPolicyFactory.h"
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# endif
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# if defined(XP_MACOSX)
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# include "mozilla/Sandbox.h"
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# endif
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#endif
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#ifdef XP_WIN
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# include "mozilla/audio/AudioNotificationSender.h"
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# include "mozilla/widget/AudioSession.h"
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#endif
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#ifdef ACCESSIBILITY
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# include "nsAccessibilityService.h"
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#endif
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#ifdef MOZ_GECKO_PROFILER
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# include "nsIProfiler.h"
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# include "ProfilerParent.h"
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#endif
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#ifdef MOZ_CODE_COVERAGE
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# include "mozilla/CodeCoverageHandler.h"
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#endif
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// For VP9Benchmark::sBenchmarkFpsPref
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#include "Benchmark.h"
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// XXX need another bug to move this to a common header.
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#ifdef DISABLE_ASSERTS_FOR_FUZZING
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# define ASSERT_UNLESS_FUZZING(...) \
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do { \
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} while (0)
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#else
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# define ASSERT_UNLESS_FUZZING(...) MOZ_ASSERT(false, __VA_ARGS__)
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#endif
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static NS_DEFINE_CID(kCClipboardCID, NS_CLIPBOARD_CID);
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using base::KillProcess;
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using namespace CrashReporter;
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using namespace mozilla::dom::power;
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using namespace mozilla::media;
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using namespace mozilla::embedding;
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using namespace mozilla::gfx;
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using namespace mozilla::gmp;
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using namespace mozilla::hal;
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using namespace mozilla::ipc;
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using namespace mozilla::intl;
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using namespace mozilla::layers;
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using namespace mozilla::layout;
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using namespace mozilla::net;
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using namespace mozilla::jsipc;
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using namespace mozilla::psm;
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using namespace mozilla::widget;
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using mozilla::loader::PScriptCacheParent;
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using mozilla::Telemetry::ProcessID;
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// XXX Workaround for bug 986973 to maintain the existing broken semantics
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template <>
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struct nsIConsoleService::COMTypeInfo<nsConsoleService, void> {
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static const nsIID kIID;
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};
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const nsIID nsIConsoleService::COMTypeInfo<nsConsoleService, void>::kIID =
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NS_ICONSOLESERVICE_IID;
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namespace mozilla {
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namespace CubebUtils {
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extern FileDescriptor CreateAudioIPCConnection();
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}
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namespace dom {
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#define NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC "ipc:network:set-offline"
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#define NS_IPC_IOSERVICE_SET_CONNECTIVITY_TOPIC "ipc:network:set-connectivity"
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// IPC receiver for remote GC/CC logging.
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class CycleCollectWithLogsParent final : public PCycleCollectWithLogsParent {
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public:
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~CycleCollectWithLogsParent() { MOZ_COUNT_DTOR(CycleCollectWithLogsParent); }
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static bool AllocAndSendConstructor(ContentParent* aManager,
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bool aDumpAllTraces,
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nsICycleCollectorLogSink* aSink,
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nsIDumpGCAndCCLogsCallback* aCallback) {
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CycleCollectWithLogsParent* actor;
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FILE* gcLog;
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FILE* ccLog;
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nsresult rv;
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actor = new CycleCollectWithLogsParent(aSink, aCallback);
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rv = actor->mSink->Open(&gcLog, &ccLog);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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delete actor;
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return false;
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}
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return aManager->SendPCycleCollectWithLogsConstructor(
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actor, aDumpAllTraces, FILEToFileDescriptor(gcLog),
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FILEToFileDescriptor(ccLog));
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}
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private:
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virtual mozilla::ipc::IPCResult RecvCloseGCLog() override {
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Unused << mSink->CloseGCLog();
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return IPC_OK();
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}
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virtual mozilla::ipc::IPCResult RecvCloseCCLog() override {
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Unused << mSink->CloseCCLog();
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return IPC_OK();
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}
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virtual mozilla::ipc::IPCResult Recv__delete__() override {
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// Report completion to mCallback only on successful
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// completion of the protocol.
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nsCOMPtr<nsIFile> gcLog, ccLog;
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mSink->GetGcLog(getter_AddRefs(gcLog));
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mSink->GetCcLog(getter_AddRefs(ccLog));
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Unused << mCallback->OnDump(gcLog, ccLog, /* parent = */ false);
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return IPC_OK();
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}
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virtual void ActorDestroy(ActorDestroyReason aReason) override {
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// If the actor is unexpectedly destroyed, we deliberately
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// don't call Close[GC]CLog on the sink, because the logs may
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// be incomplete. See also the nsCycleCollectorLogSinkToFile
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// implementaiton of those methods, and its destructor.
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}
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CycleCollectWithLogsParent(nsICycleCollectorLogSink* aSink,
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nsIDumpGCAndCCLogsCallback* aCallback)
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: mSink(aSink), mCallback(aCallback) {
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MOZ_COUNT_CTOR(CycleCollectWithLogsParent);
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}
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nsCOMPtr<nsICycleCollectorLogSink> mSink;
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nsCOMPtr<nsIDumpGCAndCCLogsCallback> mCallback;
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};
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// A memory reporter for ContentParent objects themselves.
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class ContentParentsMemoryReporter final : public nsIMemoryReporter {
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~ContentParentsMemoryReporter() {}
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIMEMORYREPORTER
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};
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NS_IMPL_ISUPPORTS(ContentParentsMemoryReporter, nsIMemoryReporter)
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NS_IMETHODIMP
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ContentParentsMemoryReporter::CollectReports(
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nsIHandleReportCallback* aHandleReport, nsISupports* aData,
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bool aAnonymize) {
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AutoTArray<ContentParent*, 16> cps;
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ContentParent::GetAllEvenIfDead(cps);
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for (uint32_t i = 0; i < cps.Length(); i++) {
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ContentParent* cp = cps[i];
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MessageChannel* channel = cp->GetIPCChannel();
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nsString friendlyName;
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cp->FriendlyName(friendlyName, aAnonymize);
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cp->AddRef();
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nsrefcnt refcnt = cp->Release();
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const char* channelStr = "no channel";
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uint32_t numQueuedMessages = 0;
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if (channel) {
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if (channel->Unsound_IsClosed()) {
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channelStr = "closed channel";
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} else {
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channelStr = "open channel";
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}
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numQueuedMessages = channel->Unsound_NumQueuedMessages();
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}
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nsPrintfCString path(
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"queued-ipc-messages/content-parent"
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"(%s, pid=%d, %s, 0x%p, refcnt=%" PRIuPTR ")",
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NS_ConvertUTF16toUTF8(friendlyName).get(), cp->Pid(), channelStr,
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static_cast<nsIObserver*>(cp), refcnt);
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NS_NAMED_LITERAL_CSTRING(
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desc,
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"The number of unset IPC messages held in this ContentParent's "
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"channel. A large value here might indicate that we're leaking "
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"messages. Similarly, a ContentParent object for a process that's no "
|
|
"longer running could indicate that we're leaking ContentParents.");
|
|
|
|
aHandleReport->Callback(/* process */ EmptyCString(), path, KIND_OTHER,
|
|
UNITS_COUNT, numQueuedMessages, desc, aData);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsClassHashtable<nsStringHashKey, nsTArray<ContentParent*>>*
|
|
ContentParent::sBrowserContentParents;
|
|
|
|
namespace {
|
|
|
|
class ScriptableCPInfo final : public nsIContentProcessInfo {
|
|
public:
|
|
explicit ScriptableCPInfo(ContentParent* aParent) : mContentParent(aParent) {
|
|
MOZ_ASSERT(mContentParent);
|
|
}
|
|
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSICONTENTPROCESSINFO
|
|
|
|
void ProcessDied() { mContentParent = nullptr; }
|
|
|
|
private:
|
|
~ScriptableCPInfo() { MOZ_ASSERT(!mContentParent, "must call ProcessDied"); }
|
|
|
|
ContentParent* mContentParent;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(ScriptableCPInfo, nsIContentProcessInfo)
|
|
|
|
NS_IMETHODIMP
|
|
ScriptableCPInfo::GetIsAlive(bool* aIsAlive) {
|
|
*aIsAlive = mContentParent != nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ScriptableCPInfo::GetProcessId(int32_t* aPID) {
|
|
if (!mContentParent) {
|
|
*aPID = -1;
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
}
|
|
|
|
*aPID = mContentParent->Pid();
|
|
if (*aPID == -1) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ScriptableCPInfo::GetOpener(nsIContentProcessInfo** aInfo) {
|
|
*aInfo = nullptr;
|
|
if (!mContentParent) {
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
}
|
|
|
|
if (ContentParent* opener = mContentParent->Opener()) {
|
|
nsCOMPtr<nsIContentProcessInfo> info = opener->ScriptableHelper();
|
|
info.forget(aInfo);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ScriptableCPInfo::GetTabCount(int32_t* aTabCount) {
|
|
if (!mContentParent) {
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
}
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
*aTabCount = cpm->GetBrowserParentCountByProcessId(mContentParent->ChildID());
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ScriptableCPInfo::GetMessageManager(nsISupports** aMessenger) {
|
|
*aMessenger = nullptr;
|
|
if (!mContentParent) {
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
}
|
|
|
|
RefPtr<ProcessMessageManager> manager = mContentParent->GetMessageManager();
|
|
manager.forget(aMessenger);
|
|
return NS_OK;
|
|
}
|
|
|
|
ProcessID GetTelemetryProcessID(const nsAString& remoteType) {
|
|
// OOP WebExtensions run in a content process.
|
|
// For Telemetry though we want to break out collected data from the
|
|
// WebExtensions process into a separate bucket, to make sure we can analyze
|
|
// it separately and avoid skewing normal content process metrics.
|
|
return remoteType.EqualsLiteral(EXTENSION_REMOTE_TYPE) ? ProcessID::Extension
|
|
: ProcessID::Content;
|
|
}
|
|
|
|
} // anonymous namespace
|
|
|
|
nsDataHashtable<nsUint32HashKey, ContentParent*>*
|
|
ContentParent::sJSPluginContentParents;
|
|
nsTArray<ContentParent*>* ContentParent::sPrivateContent;
|
|
StaticAutoPtr<LinkedList<ContentParent>> ContentParent::sContentParents;
|
|
#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
|
|
UniquePtr<SandboxBrokerPolicyFactory>
|
|
ContentParent::sSandboxBrokerPolicyFactory;
|
|
#endif
|
|
uint64_t ContentParent::sNextRemoteTabId = 0;
|
|
nsDataHashtable<nsUint64HashKey, BrowserParent*>
|
|
ContentParent::sNextBrowserParents;
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
StaticAutoPtr<std::vector<std::string>> ContentParent::sMacSandboxParams;
|
|
#endif
|
|
|
|
// Whether a private docshell has been seen before.
|
|
static bool sHasSeenPrivateDocShell = false;
|
|
|
|
// This is true when subprocess launching is enabled. This is the
|
|
// case between StartUp() and ShutDown().
|
|
static bool sCanLaunchSubprocesses;
|
|
|
|
// Set to true if the DISABLE_UNSAFE_CPOW_WARNINGS environment variable is
|
|
// set.
|
|
static bool sDisableUnsafeCPOWWarnings = false;
|
|
|
|
// Set to true when the first content process gets created.
|
|
static bool sCreatedFirstContentProcess = false;
|
|
|
|
// The first content child has ID 1, so the chrome process can have ID 0.
|
|
static uint64_t gContentChildID = 1;
|
|
|
|
static const char* sObserverTopics[] = {
|
|
"xpcom-shutdown",
|
|
"profile-before-change",
|
|
NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC,
|
|
NS_IPC_IOSERVICE_SET_CONNECTIVITY_TOPIC,
|
|
NS_IPC_CAPTIVE_PORTAL_SET_STATE,
|
|
"memory-pressure",
|
|
"child-gc-request",
|
|
"child-cc-request",
|
|
"child-mmu-request",
|
|
"child-ghost-request",
|
|
"last-pb-context-exited",
|
|
"file-watcher-update",
|
|
#ifdef ACCESSIBILITY
|
|
"a11y-init-or-shutdown",
|
|
#endif
|
|
"cacheservice:empty-cache",
|
|
"intl:app-locales-changed",
|
|
"intl:requested-locales-changed",
|
|
"cookie-changed",
|
|
"private-cookie-changed",
|
|
NS_NETWORK_LINK_TYPE_TOPIC,
|
|
};
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
bool ContentParent::sEarlySandboxInit = false;
|
|
#endif
|
|
|
|
// PreallocateProcess is called by the PreallocatedProcessManager.
|
|
// ContentParent then takes this process back within GetNewOrUsedBrowserProcess.
|
|
/*static*/ RefPtr<ContentParent::LaunchPromise>
|
|
ContentParent::PreallocateProcess() {
|
|
RefPtr<ContentParent> process = new ContentParent(
|
|
/* aOpener = */ nullptr, NS_LITERAL_STRING(DEFAULT_REMOTE_TYPE),
|
|
eNotRecordingOrReplaying,
|
|
/* aRecordingFile = */ EmptyString());
|
|
|
|
return process->LaunchSubprocessAsync(PROCESS_PRIORITY_PREALLOC);
|
|
}
|
|
|
|
/*static*/
|
|
void ContentParent::StartUp() {
|
|
// We could launch sub processes from content process
|
|
// FIXME Bug 1023701 - Stop using ContentParent static methods in
|
|
// child process
|
|
sCanLaunchSubprocesses = true;
|
|
|
|
if (!XRE_IsParentProcess()) {
|
|
return;
|
|
}
|
|
|
|
// Note: This reporter measures all ContentParents.
|
|
RegisterStrongMemoryReporter(new ContentParentsMemoryReporter());
|
|
|
|
BackgroundChild::Startup();
|
|
ClientManager::Startup();
|
|
|
|
sDisableUnsafeCPOWWarnings = PR_GetEnv("DISABLE_UNSAFE_CPOW_WARNINGS");
|
|
|
|
#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
|
|
sSandboxBrokerPolicyFactory = MakeUnique<SandboxBrokerPolicyFactory>();
|
|
#endif
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
sMacSandboxParams = new std::vector<std::string>;
|
|
#endif
|
|
}
|
|
|
|
/*static*/
|
|
void ContentParent::ShutDown() {
|
|
// No-op for now. We rely on normal process shutdown and
|
|
// ClearOnShutdown() to clean up our state.
|
|
sCanLaunchSubprocesses = false;
|
|
|
|
#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
|
|
sSandboxBrokerPolicyFactory = nullptr;
|
|
#endif
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
sMacSandboxParams = nullptr;
|
|
#endif
|
|
}
|
|
|
|
/*static*/
|
|
uint32_t ContentParent::GetPoolSize(const nsAString& aContentProcessType) {
|
|
if (!sBrowserContentParents) {
|
|
return 0;
|
|
}
|
|
|
|
nsTArray<ContentParent*>* parents =
|
|
sBrowserContentParents->Get(aContentProcessType);
|
|
|
|
return parents ? parents->Length() : 0;
|
|
}
|
|
|
|
/*static*/ nsTArray<ContentParent*>& ContentParent::GetOrCreatePool(
|
|
const nsAString& aContentProcessType) {
|
|
if (!sBrowserContentParents) {
|
|
sBrowserContentParents =
|
|
new nsClassHashtable<nsStringHashKey, nsTArray<ContentParent*>>;
|
|
}
|
|
|
|
return *sBrowserContentParents->LookupOrAdd(aContentProcessType);
|
|
}
|
|
|
|
const nsDependentSubstring RemoteTypePrefix(
|
|
const nsAString& aContentProcessType) {
|
|
// The suffix after a `=` in a remoteType is dynamic, and used to control the
|
|
// process pool to use.
|
|
int32_t equalIdx = aContentProcessType.FindChar(L'=');
|
|
if (equalIdx == kNotFound) {
|
|
equalIdx = aContentProcessType.Length();
|
|
}
|
|
return StringHead(aContentProcessType, equalIdx);
|
|
}
|
|
|
|
/*static*/
|
|
uint32_t ContentParent::GetMaxProcessCount(
|
|
const nsAString& aContentProcessType) {
|
|
// Max process count is based only on the prefix.
|
|
const nsDependentSubstring processTypePrefix =
|
|
RemoteTypePrefix(aContentProcessType);
|
|
|
|
// Check for the default remote type of "web", as it uses different prefs.
|
|
if (processTypePrefix.EqualsLiteral("web")) {
|
|
return GetMaxWebProcessCount();
|
|
}
|
|
|
|
// Read the pref controling this remote type. `dom.ipc.processCount` is not
|
|
// used as a fallback, as it is intended to control the number of "web"
|
|
// content processes, checked in `mozilla::GetMaxWebProcessCount()`.
|
|
nsAutoCString processCountPref("dom.ipc.processCount.");
|
|
AppendUTF16toUTF8(processTypePrefix, processCountPref);
|
|
|
|
int32_t maxContentParents = Preferences::GetInt(processCountPref.get(), 1);
|
|
if (maxContentParents < 1) {
|
|
maxContentParents = 1;
|
|
}
|
|
|
|
return static_cast<uint32_t>(maxContentParents);
|
|
}
|
|
|
|
/*static*/
|
|
bool ContentParent::IsMaxProcessCountReached(
|
|
const nsAString& aContentProcessType) {
|
|
return GetPoolSize(aContentProcessType) >=
|
|
GetMaxProcessCount(aContentProcessType);
|
|
}
|
|
|
|
/*static*/
|
|
void ContentParent::ReleaseCachedProcesses() {
|
|
if (!GetPoolSize(NS_LITERAL_STRING(DEFAULT_REMOTE_TYPE))) {
|
|
return;
|
|
}
|
|
|
|
// We might want to extend this for other process types as well in the
|
|
// future...
|
|
nsTArray<ContentParent*>& contentParents =
|
|
GetOrCreatePool(NS_LITERAL_STRING(DEFAULT_REMOTE_TYPE));
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
nsTArray<ContentParent*> toRelease;
|
|
|
|
// Shuting down these processes will change the array so let's use another
|
|
// array for the removal.
|
|
for (auto* cp : contentParents) {
|
|
nsTArray<TabId> tabIds = cpm->GetBrowserParentsByProcessId(cp->mChildID);
|
|
if (!tabIds.Length()) {
|
|
toRelease.AppendElement(cp);
|
|
}
|
|
}
|
|
|
|
for (auto* cp : toRelease) {
|
|
// Start a soft shutdown.
|
|
cp->ShutDownProcess(SEND_SHUTDOWN_MESSAGE);
|
|
// Make sure we don't select this process for new tabs.
|
|
cp->MarkAsDead();
|
|
// Make sure that this process is no longer accessible from JS by its
|
|
// message manager.
|
|
cp->ShutDownMessageManager();
|
|
}
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<ContentParent> ContentParent::MinTabSelect(
|
|
const nsTArray<ContentParent*>& aContentParents, ContentParent* aOpener,
|
|
int32_t aMaxContentParents) {
|
|
uint32_t maxSelectable =
|
|
std::min(static_cast<uint32_t>(aContentParents.Length()),
|
|
static_cast<uint32_t>(aMaxContentParents));
|
|
uint32_t min = INT_MAX;
|
|
RefPtr<ContentParent> candidate;
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
|
|
for (uint32_t i = 0; i < maxSelectable; i++) {
|
|
ContentParent* p = aContentParents[i];
|
|
NS_ASSERTION(p->IsAlive(),
|
|
"Non-alive contentparent in sBrowserContentParents?");
|
|
if (p->mOpener == aOpener) {
|
|
uint32_t tabCount = cpm->GetBrowserParentCountByProcessId(p->ChildID());
|
|
if (tabCount < min) {
|
|
candidate = p;
|
|
min = tabCount;
|
|
}
|
|
}
|
|
}
|
|
|
|
return candidate.forget();
|
|
}
|
|
|
|
static bool CreateTemporaryRecordingFile(nsAString& aResult) {
|
|
static int sNumTemporaryRecordings;
|
|
nsCOMPtr<nsIFile> file;
|
|
return !NS_FAILED(
|
|
NS_GetSpecialDirectory(NS_OS_TEMP_DIR, getter_AddRefs(file))) &&
|
|
!NS_FAILED(file->AppendNative(
|
|
nsPrintfCString("TempRecording.%d.%d", base::GetCurrentProcId(),
|
|
++sNumTemporaryRecordings))) &&
|
|
!NS_FAILED(file->GetPath(aResult));
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<ContentParent> ContentParent::GetNewOrUsedBrowserProcess(
|
|
Element* aFrameElement, const nsAString& aRemoteType,
|
|
ProcessPriority aPriority, ContentParent* aOpener, bool aPreferUsed) {
|
|
// Figure out if this process will be recording or replaying, and which file
|
|
// to use for the recording.
|
|
RecordReplayState recordReplayState = eNotRecordingOrReplaying;
|
|
nsAutoString recordingFile;
|
|
if (aFrameElement) {
|
|
aFrameElement->GetAttr(kNameSpaceID_None, nsGkAtoms::ReplayExecution,
|
|
recordingFile);
|
|
if (!recordingFile.IsEmpty()) {
|
|
recordReplayState = eReplaying;
|
|
} else {
|
|
aFrameElement->GetAttr(kNameSpaceID_None, nsGkAtoms::RecordExecution,
|
|
recordingFile);
|
|
if (recordingFile.IsEmpty() &&
|
|
recordreplay::parent::SaveAllRecordingsDirectory()) {
|
|
recordingFile.AssignLiteral("*");
|
|
}
|
|
if (!recordingFile.IsEmpty()) {
|
|
if (recordingFile.EqualsLiteral("*") &&
|
|
!CreateTemporaryRecordingFile(recordingFile)) {
|
|
return nullptr;
|
|
}
|
|
recordReplayState = eRecording;
|
|
}
|
|
}
|
|
}
|
|
|
|
nsTArray<ContentParent*>& contentParents = GetOrCreatePool(aRemoteType);
|
|
uint32_t maxContentParents = GetMaxProcessCount(aRemoteType);
|
|
if (recordReplayState != eNotRecordingOrReplaying) {
|
|
// Fall through and always create a new process when recording or replaying.
|
|
} else if (aRemoteType.EqualsLiteral(LARGE_ALLOCATION_REMOTE_TYPE)) {
|
|
// We never want to re-use Large-Allocation processes.
|
|
if (contentParents.Length() >= maxContentParents) {
|
|
return GetNewOrUsedBrowserProcess(aFrameElement,
|
|
NS_LITERAL_STRING(DEFAULT_REMOTE_TYPE),
|
|
aPriority, aOpener);
|
|
}
|
|
} else {
|
|
uint32_t numberOfParents = contentParents.Length();
|
|
nsTArray<RefPtr<nsIContentProcessInfo>> infos(numberOfParents);
|
|
for (auto* cp : contentParents) {
|
|
infos.AppendElement(cp->mScriptableHelper);
|
|
}
|
|
|
|
if (aPreferUsed && numberOfParents) {
|
|
// For the preloaded browser we don't want to create a new process but
|
|
// reuse an existing one.
|
|
maxContentParents = numberOfParents;
|
|
}
|
|
|
|
nsCOMPtr<nsIContentProcessProvider> cpp =
|
|
do_GetService("@mozilla.org/ipc/processselector;1");
|
|
nsIContentProcessInfo* openerInfo =
|
|
aOpener ? aOpener->mScriptableHelper.get() : nullptr;
|
|
int32_t index;
|
|
if (cpp && NS_SUCCEEDED(cpp->ProvideProcess(aRemoteType, openerInfo, infos,
|
|
maxContentParents, &index))) {
|
|
// If the provider returned an existing ContentParent, use that one.
|
|
if (0 <= index && static_cast<uint32_t>(index) <= maxContentParents) {
|
|
RefPtr<ContentParent> retval = contentParents[index];
|
|
return retval.forget();
|
|
}
|
|
} else {
|
|
// If there was a problem with the JS chooser, fall back to a random
|
|
// selection.
|
|
NS_WARNING("nsIContentProcessProvider failed to return a process");
|
|
RefPtr<ContentParent> random;
|
|
if (contentParents.Length() >= maxContentParents &&
|
|
(random = MinTabSelect(contentParents, aOpener, maxContentParents))) {
|
|
return random.forget();
|
|
}
|
|
}
|
|
|
|
// Try to take the preallocated process only for the default process type.
|
|
// The preallocated process manager might not had the chance yet to release
|
|
// the process after a very recent ShutDownProcess, let's make sure we don't
|
|
// try to reuse a process that is being shut down.
|
|
RefPtr<ContentParent> p;
|
|
if (aRemoteType.EqualsLiteral(DEFAULT_REMOTE_TYPE) &&
|
|
(p = PreallocatedProcessManager::Take()) && !p->mShutdownPending) {
|
|
// For pre-allocated process we have not set the opener yet.
|
|
p->mOpener = aOpener;
|
|
contentParents.AppendElement(p);
|
|
p->mActivateTS = TimeStamp::Now();
|
|
return p.forget();
|
|
}
|
|
}
|
|
|
|
// Create a new process from scratch.
|
|
RefPtr<ContentParent> p =
|
|
new ContentParent(aOpener, aRemoteType, recordReplayState, recordingFile);
|
|
|
|
if (!p->LaunchSubprocessSync(aPriority)) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Until the new process is ready let's not allow to start up any preallocated
|
|
// processes.
|
|
PreallocatedProcessManager::AddBlocker(p);
|
|
|
|
if (recordReplayState == eNotRecordingOrReplaying) {
|
|
contentParents.AppendElement(p);
|
|
}
|
|
|
|
p->mActivateTS = TimeStamp::Now();
|
|
return p.forget();
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<ContentParent> ContentParent::GetNewOrUsedJSPluginProcess(
|
|
uint32_t aPluginID, const hal::ProcessPriority& aPriority) {
|
|
RefPtr<ContentParent> p;
|
|
if (sJSPluginContentParents) {
|
|
p = sJSPluginContentParents->Get(aPluginID);
|
|
} else {
|
|
sJSPluginContentParents =
|
|
new nsDataHashtable<nsUint32HashKey, ContentParent*>();
|
|
}
|
|
|
|
if (p) {
|
|
return p.forget();
|
|
}
|
|
|
|
p = new ContentParent(aPluginID);
|
|
|
|
if (!p->LaunchSubprocessSync(aPriority)) {
|
|
return nullptr;
|
|
}
|
|
|
|
sJSPluginContentParents->Put(aPluginID, p);
|
|
|
|
return p.forget();
|
|
}
|
|
|
|
/*static*/
|
|
ProcessPriority ContentParent::GetInitialProcessPriority(
|
|
Element* aFrameElement) {
|
|
// Frames with mozapptype == critical which are expecting a system message
|
|
// get FOREGROUND_HIGH priority.
|
|
|
|
if (!aFrameElement) {
|
|
return PROCESS_PRIORITY_FOREGROUND;
|
|
}
|
|
|
|
nsCOMPtr<nsIMozBrowserFrame> browserFrame = do_QueryInterface(aFrameElement);
|
|
if (!browserFrame) {
|
|
return PROCESS_PRIORITY_FOREGROUND;
|
|
}
|
|
|
|
return PROCESS_PRIORITY_FOREGROUND;
|
|
}
|
|
|
|
#if defined(XP_WIN)
|
|
extern const wchar_t* kPluginWidgetContentParentProperty;
|
|
|
|
/*static*/
|
|
void ContentParent::SendAsyncUpdate(nsIWidget* aWidget) {
|
|
if (!aWidget || aWidget->Destroyed()) {
|
|
return;
|
|
}
|
|
// Fire off an async request to the plugin to paint its window
|
|
HWND hwnd = (HWND)aWidget->GetNativeData(NS_NATIVE_WINDOW);
|
|
NS_ASSERTION(hwnd, "Expected valid hwnd value.");
|
|
ContentParent* cp = reinterpret_cast<ContentParent*>(
|
|
::GetPropW(hwnd, kPluginWidgetContentParentProperty));
|
|
if (cp && !cp->IsDestroyed()) {
|
|
Unused << cp->SendUpdateWindow((uintptr_t)hwnd);
|
|
}
|
|
}
|
|
#endif // defined(XP_WIN)
|
|
|
|
static nsIDocShell* GetOpenerDocShellHelper(Element* aFrameElement) {
|
|
// Propagate the private-browsing status of the element's parent
|
|
// docshell to the remote docshell, via the chrome flags.
|
|
MOZ_ASSERT(aFrameElement);
|
|
nsPIDOMWindowOuter* win = aFrameElement->OwnerDoc()->GetWindow();
|
|
if (!win) {
|
|
NS_WARNING("Remote frame has no window");
|
|
return nullptr;
|
|
}
|
|
nsIDocShell* docShell = win->GetDocShell();
|
|
if (!docShell) {
|
|
NS_WARNING("Remote frame has no docshell");
|
|
return nullptr;
|
|
}
|
|
|
|
return docShell;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCreateGMPService() {
|
|
Endpoint<PGMPServiceParent> parent;
|
|
Endpoint<PGMPServiceChild> child;
|
|
|
|
nsresult rv;
|
|
rv = PGMPService::CreateEndpoints(base::GetCurrentProcId(), OtherPid(),
|
|
&parent, &child);
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_ASSERT(false, "CreateEndpoints failed");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
if (!GMPServiceParent::Create(std::move(parent))) {
|
|
MOZ_ASSERT(false, "GMPServiceParent::Create failed");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
if (!SendInitGMPService(std::move(child))) {
|
|
MOZ_ASSERT(false, "SendInitGMPService failed");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvLoadPlugin(
|
|
const uint32_t& aPluginId, nsresult* aRv, uint32_t* aRunID,
|
|
Endpoint<PPluginModuleParent>* aEndpoint) {
|
|
*aRv = NS_OK;
|
|
if (!mozilla::plugins::SetupBridge(aPluginId, this, aRv, aRunID, aEndpoint)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvUngrabPointer(
|
|
const uint32_t& aTime) {
|
|
#if !defined(MOZ_WIDGET_GTK)
|
|
MOZ_CRASH("This message only makes sense on GTK platforms");
|
|
#else
|
|
gdk_pointer_ungrab(aTime);
|
|
return IPC_OK();
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRemovePermission(
|
|
const IPC::Principal& aPrincipal, const nsCString& aPermissionType,
|
|
nsresult* aRv) {
|
|
*aRv = Permissions::RemovePermission(aPrincipal, aPermissionType);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvConnectPluginBridge(
|
|
const uint32_t& aPluginId, nsresult* aRv,
|
|
Endpoint<PPluginModuleParent>* aEndpoint) {
|
|
*aRv = NS_OK;
|
|
// We don't need to get the run ID for the plugin, since we already got it
|
|
// in the first call to SetupBridge in RecvLoadPlugin, so we pass in a dummy
|
|
// pointer and just throw it away.
|
|
uint32_t dummy = 0;
|
|
if (!mozilla::plugins::SetupBridge(aPluginId, this, aRv, &dummy, aEndpoint)) {
|
|
return IPC_FAIL(this, "SetupBridge failed");
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvLaunchRDDProcess(
|
|
nsresult* aRv, Endpoint<PRemoteDecoderManagerChild>* aEndpoint) {
|
|
*aRv = NS_OK;
|
|
|
|
if (XRE_IsParentProcess() &&
|
|
BrowserTabsRemoteAutostart() && // only do rdd process if e10s on
|
|
Preferences::GetBool("media.rdd-process.enabled", false)) {
|
|
RDDProcessManager* rdd = RDDProcessManager::Get();
|
|
if (rdd) {
|
|
rdd->LaunchRDDProcess();
|
|
|
|
bool rddOpened = rdd->CreateContentBridge(OtherPid(), aEndpoint);
|
|
|
|
if (NS_WARN_IF(!rddOpened)) {
|
|
*aRv = NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
} else {
|
|
*aRv = NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<RemoteBrowser> ContentParent::CreateBrowser(
|
|
const TabContext& aContext, Element* aFrameElement,
|
|
const nsAString& aRemoteType, BrowsingContext* aBrowsingContext,
|
|
ContentParent* aOpenerContentParent, BrowserParent* aSameTabGroupAs,
|
|
uint64_t aNextRemoteTabId) {
|
|
AUTO_PROFILER_LABEL("ContentParent::CreateBrowser", OTHER);
|
|
|
|
if (!sCanLaunchSubprocesses) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsAutoString remoteType(aRemoteType);
|
|
if (remoteType.IsEmpty()) {
|
|
remoteType.AssignLiteral(DEFAULT_REMOTE_TYPE);
|
|
}
|
|
|
|
if (aNextRemoteTabId) {
|
|
if (BrowserParent* parent =
|
|
sNextBrowserParents.GetAndRemove(aNextRemoteTabId)
|
|
.valueOr(nullptr)) {
|
|
RefPtr<BrowserHost> browserHost = new BrowserHost(parent);
|
|
MOZ_ASSERT(!parent->GetOwnerElement(),
|
|
"Shouldn't have an owner elemnt before");
|
|
parent->SetOwnerElement(aFrameElement);
|
|
return browserHost.forget();
|
|
}
|
|
}
|
|
|
|
ProcessPriority initialPriority = GetInitialProcessPriority(aFrameElement);
|
|
TabId tabId(nsContentUtils::GenerateTabId());
|
|
|
|
nsIDocShell* docShell = GetOpenerDocShellHelper(aFrameElement);
|
|
TabId openerTabId;
|
|
if (docShell) {
|
|
openerTabId = BrowserParent::GetTabIdFrom(docShell);
|
|
}
|
|
|
|
bool isPreloadBrowser = false;
|
|
nsAutoString isPreloadBrowserStr;
|
|
if (aFrameElement->GetAttr(kNameSpaceID_None, nsGkAtoms::preloadedState,
|
|
isPreloadBrowserStr)) {
|
|
isPreloadBrowser = isPreloadBrowserStr.EqualsLiteral("preloaded");
|
|
}
|
|
|
|
RefPtr<ContentParent> constructorSender;
|
|
MOZ_RELEASE_ASSERT(XRE_IsParentProcess(),
|
|
"Cannot allocate BrowserParent in content process");
|
|
if (aOpenerContentParent) {
|
|
constructorSender = aOpenerContentParent;
|
|
} else {
|
|
if (aContext.IsJSPlugin()) {
|
|
constructorSender =
|
|
GetNewOrUsedJSPluginProcess(aContext.JSPluginId(), initialPriority);
|
|
} else {
|
|
constructorSender =
|
|
GetNewOrUsedBrowserProcess(aFrameElement, remoteType, initialPriority,
|
|
nullptr, isPreloadBrowser);
|
|
}
|
|
if (!constructorSender) {
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
aBrowsingContext->SetEmbedderElement(aFrameElement);
|
|
|
|
// Ensure that our content process is subscribed to our newly created
|
|
// BrowsingContextGroup.
|
|
aBrowsingContext->Group()->EnsureSubscribed(constructorSender);
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
cpm->RegisterRemoteFrame(tabId, ContentParentId(0), openerTabId,
|
|
aContext.AsIPCTabContext(),
|
|
constructorSender->ChildID());
|
|
|
|
if (constructorSender) {
|
|
nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
|
|
docShell->GetTreeOwner(getter_AddRefs(treeOwner));
|
|
if (!treeOwner) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIWebBrowserChrome> wbc = do_GetInterface(treeOwner);
|
|
if (!wbc) {
|
|
return nullptr;
|
|
}
|
|
uint32_t chromeFlags = 0;
|
|
wbc->GetChromeFlags(&chromeFlags);
|
|
|
|
nsCOMPtr<nsILoadContext> loadContext = do_QueryInterface(docShell);
|
|
if (loadContext && loadContext->UsePrivateBrowsing()) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW;
|
|
}
|
|
if (docShell->GetAffectPrivateSessionLifetime()) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_PRIVATE_LIFETIME;
|
|
}
|
|
|
|
if (tabId == 0) {
|
|
return nullptr;
|
|
}
|
|
|
|
aBrowsingContext->Canonical()->SetOwnerProcessId(
|
|
constructorSender->ChildID());
|
|
|
|
RefPtr<BrowserParent> browserParent =
|
|
new BrowserParent(constructorSender, tabId, aContext,
|
|
aBrowsingContext->Canonical(), chromeFlags);
|
|
|
|
// Open a remote endpoint for our PBrowser actor. DeallocPBrowserParent
|
|
// releases the ref taken.
|
|
ManagedEndpoint<PBrowserChild> childEp =
|
|
constructorSender->OpenPBrowserEndpoint(
|
|
do_AddRef(browserParent).take());
|
|
if (NS_WARN_IF(!childEp.IsValid())) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Tell the content process to set up its PBrowserChild.
|
|
bool ok = constructorSender->SendConstructBrowser(
|
|
std::move(childEp), tabId,
|
|
aSameTabGroupAs ? aSameTabGroupAs->GetTabId() : TabId(0),
|
|
aContext.AsIPCTabContext(), aBrowsingContext, chromeFlags,
|
|
constructorSender->ChildID(), constructorSender->IsForBrowser(),
|
|
/* aIsTopLevel */ true);
|
|
if (NS_WARN_IF(!ok)) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (remoteType.EqualsLiteral(LARGE_ALLOCATION_REMOTE_TYPE)) {
|
|
// Tell the BrowserChild object that it was created due to a
|
|
// Large-Allocation request.
|
|
Unused << browserParent->SendAwaitLargeAlloc();
|
|
}
|
|
|
|
RefPtr<BrowserHost> browserHost = new BrowserHost(browserParent);
|
|
browserParent->SetOwnerElement(aFrameElement);
|
|
return browserHost.forget();
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void ContentParent::GetAll(nsTArray<ContentParent*>& aArray) {
|
|
aArray.Clear();
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
aArray.AppendElement(cp);
|
|
}
|
|
}
|
|
|
|
void ContentParent::GetAllEvenIfDead(nsTArray<ContentParent*>& aArray) {
|
|
aArray.Clear();
|
|
|
|
for (auto* cp : AllProcesses(eAll)) {
|
|
aArray.AppendElement(cp);
|
|
}
|
|
}
|
|
|
|
void ContentParent::BroadcastStringBundle(
|
|
const StringBundleDescriptor& aBundle) {
|
|
AutoTArray<StringBundleDescriptor, 1> array;
|
|
array.AppendElement(aBundle);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendRegisterStringBundles(array);
|
|
}
|
|
}
|
|
|
|
void ContentParent::BroadcastFontListChanged() {
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendFontListChanged();
|
|
}
|
|
}
|
|
|
|
const nsAString& ContentParent::GetRemoteType() const { return mRemoteType; }
|
|
|
|
void ContentParent::Init() {
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
size_t length = ArrayLength(sObserverTopics);
|
|
for (size_t i = 0; i < length; ++i) {
|
|
obs->AddObserver(this, sObserverTopics[i], false);
|
|
}
|
|
}
|
|
|
|
// Flush any pref updates that happened during launch and weren't
|
|
// included in the blobs set up in LaunchSubprocessInternal.
|
|
for (const Pref& pref : mQueuedPrefs) {
|
|
Unused << NS_WARN_IF(!SendPreferenceUpdate(pref));
|
|
}
|
|
mQueuedPrefs.Clear();
|
|
|
|
if (obs) {
|
|
nsAutoString cpId;
|
|
cpId.AppendInt(static_cast<uint64_t>(this->ChildID()));
|
|
obs->NotifyObservers(static_cast<nsIObserver*>(this), "ipc:content-created",
|
|
cpId.get());
|
|
}
|
|
|
|
#ifdef ACCESSIBILITY
|
|
// If accessibility is running in chrome process then start it in content
|
|
// process.
|
|
if (PresShell::IsAccessibilityActive()) {
|
|
# if defined(XP_WIN)
|
|
// Don't init content a11y if we detect an incompat version of JAWS in use.
|
|
if (!mozilla::a11y::Compatibility::IsOldJAWS()) {
|
|
Unused << SendActivateA11y(
|
|
::GetCurrentThreadId(),
|
|
a11y::AccessibleWrap::GetContentProcessIdFor(ChildID()));
|
|
}
|
|
# else
|
|
Unused << SendActivateA11y(0, 0);
|
|
# endif
|
|
}
|
|
#endif // #ifdef ACCESSIBILITY
|
|
|
|
#ifdef MOZ_GECKO_PROFILER
|
|
Unused << SendInitProfiler(ProfilerParent::CreateForProcess(OtherPid()));
|
|
#endif
|
|
|
|
// Ensure that the default set of permissions are avaliable in the content
|
|
// process before we try to load any URIs in it.
|
|
EnsurePermissionsByKey(EmptyCString());
|
|
|
|
RefPtr<GeckoMediaPluginServiceParent> gmps(
|
|
GeckoMediaPluginServiceParent::GetSingleton());
|
|
gmps->UpdateContentProcessGMPCapabilities();
|
|
|
|
mScriptableHelper = new ScriptableCPInfo(this);
|
|
}
|
|
|
|
namespace {
|
|
|
|
class RemoteWindowContext final : public nsIRemoteWindowContext,
|
|
public nsIInterfaceRequestor {
|
|
public:
|
|
explicit RemoteWindowContext(BrowserParent* aBrowserParent)
|
|
: mBrowserParent(aBrowserParent) {}
|
|
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIINTERFACEREQUESTOR
|
|
NS_DECL_NSIREMOTEWINDOWCONTEXT
|
|
|
|
private:
|
|
~RemoteWindowContext();
|
|
RefPtr<BrowserParent> mBrowserParent;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(RemoteWindowContext, nsIRemoteWindowContext,
|
|
nsIInterfaceRequestor)
|
|
|
|
RemoteWindowContext::~RemoteWindowContext() {}
|
|
|
|
NS_IMETHODIMP
|
|
RemoteWindowContext::GetInterface(const nsIID& aIID, void** aSink) {
|
|
return QueryInterface(aIID, aSink);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
RemoteWindowContext::OpenURI(nsIURI* aURI) {
|
|
mBrowserParent->LoadURL(aURI);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
RemoteWindowContext::GetUsePrivateBrowsing(bool* aUsePrivateBrowsing) {
|
|
nsCOMPtr<nsILoadContext> loadContext = mBrowserParent->GetLoadContext();
|
|
*aUsePrivateBrowsing = loadContext && loadContext->UsePrivateBrowsing();
|
|
return NS_OK;
|
|
}
|
|
|
|
} // namespace
|
|
|
|
void ContentParent::ShutDownProcess(ShutDownMethod aMethod) {
|
|
if (mScriptableHelper) {
|
|
static_cast<ScriptableCPInfo*>(mScriptableHelper.get())->ProcessDied();
|
|
mScriptableHelper = nullptr;
|
|
}
|
|
|
|
// Shutting down by sending a shutdown message works differently than the
|
|
// other methods. We first call Shutdown() in the child. After the child is
|
|
// ready, it calls FinishShutdown() on us. Then we close the channel.
|
|
if (aMethod == SEND_SHUTDOWN_MESSAGE) {
|
|
if (const char* directory =
|
|
recordreplay::parent::SaveAllRecordingsDirectory()) {
|
|
// Save a recording for the child process before it shuts down.
|
|
static int sNumSavedRecordings;
|
|
nsCOMPtr<nsIFile> file;
|
|
if (!NS_FAILED(NS_NewNativeLocalFile(nsDependentCString(directory), false,
|
|
getter_AddRefs(file))) &&
|
|
!NS_FAILED(file->AppendNative(
|
|
nsPrintfCString("Recording.%d.%d", base::GetCurrentProcId(),
|
|
++sNumSavedRecordings)))) {
|
|
bool unused;
|
|
SaveRecording(file, &unused);
|
|
}
|
|
}
|
|
|
|
if (mIPCOpen && !mShutdownPending) {
|
|
// Stop sending input events with input priority when shutting down.
|
|
SetInputPriorityEventEnabled(false);
|
|
if (SendShutdown()) {
|
|
mShutdownPending = true;
|
|
// Start the force-kill timer if we haven't already.
|
|
StartForceKillTimer();
|
|
}
|
|
}
|
|
// If call was not successful, the channel must have been broken
|
|
// somehow, and we will clean up the error in ActorDestroy.
|
|
return;
|
|
}
|
|
|
|
using mozilla::dom::quota::QuotaManagerService;
|
|
|
|
if (QuotaManagerService* qms = QuotaManagerService::GetOrCreate()) {
|
|
qms->AbortOperationsForProcess(mChildID);
|
|
}
|
|
|
|
// If Close() fails with an error, we'll end up back in this function, but
|
|
// with aMethod = CLOSE_CHANNEL_WITH_ERROR.
|
|
|
|
if (aMethod == CLOSE_CHANNEL && !mCalledClose) {
|
|
// Close() can only be called once: It kicks off the destruction
|
|
// sequence.
|
|
mCalledClose = true;
|
|
Close();
|
|
}
|
|
|
|
const ManagedContainer<POfflineCacheUpdateParent>& ocuParents =
|
|
ManagedPOfflineCacheUpdateParent();
|
|
for (auto iter = ocuParents.ConstIter(); !iter.Done(); iter.Next()) {
|
|
RefPtr<mozilla::docshell::OfflineCacheUpdateParent> ocuParent =
|
|
static_cast<mozilla::docshell::OfflineCacheUpdateParent*>(
|
|
iter.Get()->GetKey());
|
|
ocuParent->StopSendingMessagesToChild();
|
|
}
|
|
|
|
// NB: must MarkAsDead() here so that this isn't accidentally
|
|
// returned from Get*() while in the midst of shutdown.
|
|
MarkAsDead();
|
|
|
|
// A ContentParent object might not get freed until after XPCOM shutdown has
|
|
// shut down the cycle collector. But by then it's too late to release any
|
|
// CC'ed objects, so we need to null them out here, while we still can. See
|
|
// bug 899761.
|
|
ShutDownMessageManager();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvFinishShutdown() {
|
|
// At this point, we already called ShutDownProcess once with
|
|
// SEND_SHUTDOWN_MESSAGE. To actually close the channel, we call
|
|
// ShutDownProcess again with CLOSE_CHANNEL.
|
|
MOZ_ASSERT(mShutdownPending);
|
|
ShutDownProcess(CLOSE_CHANNEL);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::ShutDownMessageManager() {
|
|
if (!mMessageManager) {
|
|
return;
|
|
}
|
|
|
|
mMessageManager->ReceiveMessage(
|
|
mMessageManager, nullptr, CHILD_PROCESS_SHUTDOWN_MESSAGE, false, nullptr,
|
|
nullptr, nullptr, nullptr, IgnoreErrors());
|
|
|
|
mMessageManager->Disconnect();
|
|
mMessageManager = nullptr;
|
|
}
|
|
|
|
void ContentParent::RemoveFromList() {
|
|
if (IsForJSPlugin()) {
|
|
if (sJSPluginContentParents) {
|
|
sJSPluginContentParents->Remove(mJSPluginID);
|
|
if (!sJSPluginContentParents->Count()) {
|
|
delete sJSPluginContentParents;
|
|
sJSPluginContentParents = nullptr;
|
|
}
|
|
}
|
|
} else if (sBrowserContentParents) {
|
|
if (auto entry = sBrowserContentParents->Lookup(mRemoteType)) {
|
|
nsTArray<ContentParent*>* contentParents = entry.Data();
|
|
contentParents->RemoveElement(this);
|
|
if (contentParents->IsEmpty()) {
|
|
entry.Remove();
|
|
}
|
|
}
|
|
if (sBrowserContentParents->IsEmpty()) {
|
|
delete sBrowserContentParents;
|
|
sBrowserContentParents = nullptr;
|
|
}
|
|
}
|
|
|
|
if (sPrivateContent) {
|
|
sPrivateContent->RemoveElement(this);
|
|
if (!sPrivateContent->Length()) {
|
|
delete sPrivateContent;
|
|
sPrivateContent = nullptr;
|
|
}
|
|
}
|
|
}
|
|
|
|
void ContentParent::MarkAsDead() {
|
|
RemoveFromList();
|
|
mLifecycleState = LifecycleState::DEAD;
|
|
}
|
|
|
|
void ContentParent::OnChannelError() {
|
|
RefPtr<ContentParent> kungFuDeathGrip(this);
|
|
PContentParent::OnChannelError();
|
|
}
|
|
|
|
void ContentParent::OnChannelConnected(int32_t pid) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
SetOtherProcessId(pid);
|
|
|
|
#if defined(ANDROID) || defined(LINUX)
|
|
// Check nice preference
|
|
int32_t nice = Preferences::GetInt("dom.ipc.content.nice", 0);
|
|
|
|
// Environment variable overrides preference
|
|
char* relativeNicenessStr = getenv("MOZ_CHILD_PROCESS_RELATIVE_NICENESS");
|
|
if (relativeNicenessStr) {
|
|
nice = atoi(relativeNicenessStr);
|
|
}
|
|
|
|
/* make the GUI thread have higher priority on single-cpu devices */
|
|
nsCOMPtr<nsIPropertyBag2> infoService =
|
|
do_GetService(NS_SYSTEMINFO_CONTRACTID);
|
|
if (infoService) {
|
|
int32_t cpus;
|
|
nsresult rv =
|
|
infoService->GetPropertyAsInt32(NS_LITERAL_STRING("cpucount"), &cpus);
|
|
if (NS_FAILED(rv)) {
|
|
cpus = 1;
|
|
}
|
|
if (nice != 0 && cpus == 1) {
|
|
setpriority(PRIO_PROCESS, pid, getpriority(PRIO_PROCESS, pid) + nice);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void ContentParent::ProcessingError(Result aCode, const char* aReason) {
|
|
if (MsgDropped == aCode) {
|
|
return;
|
|
}
|
|
#ifndef FUZZING
|
|
// Other errors are big deals.
|
|
KillHard(aReason);
|
|
#endif
|
|
}
|
|
|
|
void ContentParent::ActorDestroy(ActorDestroyReason why) {
|
|
MOZ_RELEASE_ASSERT(mSelfRef);
|
|
|
|
if (mForceKillTimer) {
|
|
mForceKillTimer->Cancel();
|
|
mForceKillTimer = nullptr;
|
|
}
|
|
|
|
// Signal shutdown completion regardless of error state, so we can
|
|
// finish waiting in the xpcom-shutdown/profile-before-change observer.
|
|
mIPCOpen = false;
|
|
|
|
if (mHangMonitorActor) {
|
|
ProcessHangMonitor::RemoveProcess(mHangMonitorActor);
|
|
mHangMonitorActor = nullptr;
|
|
}
|
|
|
|
RefPtr<FileSystemSecurity> fss = FileSystemSecurity::Get();
|
|
if (fss) {
|
|
fss->Forget(ChildID());
|
|
}
|
|
|
|
if (why == NormalShutdown && !mCalledClose) {
|
|
// If we shut down normally but haven't called Close, assume somebody
|
|
// else called Close on us. In that case, we still need to call
|
|
// ShutDownProcess below to perform other necessary clean up.
|
|
mCalledClose = true;
|
|
}
|
|
|
|
// Make sure we always clean up.
|
|
ShutDownProcess(why == NormalShutdown ? CLOSE_CHANNEL
|
|
: CLOSE_CHANNEL_WITH_ERROR);
|
|
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
size_t length = ArrayLength(sObserverTopics);
|
|
for (size_t i = 0; i < length; ++i) {
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), sObserverTopics[i]);
|
|
}
|
|
}
|
|
|
|
// remove the global remote preferences observers
|
|
Preferences::RemoveObserver(this, "");
|
|
gfxVars::RemoveReceiver(this);
|
|
|
|
if (GPUProcessManager* gpu = GPUProcessManager::Get()) {
|
|
// Note: the manager could have shutdown already.
|
|
gpu->RemoveListener(this);
|
|
}
|
|
|
|
RecvRemoveGeolocationListener();
|
|
|
|
mConsoleService = nullptr;
|
|
|
|
if (obs) {
|
|
RefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
|
|
|
|
props->SetPropertyAsUint64(NS_LITERAL_STRING("childID"), mChildID);
|
|
|
|
if (AbnormalShutdown == why) {
|
|
Telemetry::Accumulate(Telemetry::SUBPROCESS_ABNORMAL_ABORT,
|
|
NS_LITERAL_CSTRING("content"), 1);
|
|
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("abnormal"), true);
|
|
|
|
// There's a window in which child processes can crash
|
|
// after IPC is established, but before a crash reporter
|
|
// is created.
|
|
if (mCrashReporter) {
|
|
// if mCreatedPairedMinidumps is true, we've already generated
|
|
// parent/child dumps for desktop crashes.
|
|
if (!mCreatedPairedMinidumps) {
|
|
mCrashReporter->GenerateCrashReport(OtherPid());
|
|
}
|
|
|
|
nsAutoString dumpID;
|
|
if (mCrashReporter->HasMinidump()) {
|
|
dumpID = mCrashReporter->MinidumpID();
|
|
}
|
|
props->SetPropertyAsAString(NS_LITERAL_STRING("dumpID"), dumpID);
|
|
}
|
|
}
|
|
nsAutoString cpId;
|
|
cpId.AppendInt(static_cast<uint64_t>(this->ChildID()));
|
|
obs->NotifyObservers((nsIPropertyBag2*)props, "ipc:content-shutdown",
|
|
cpId.get());
|
|
}
|
|
|
|
// Remove any and all idle listeners.
|
|
nsCOMPtr<nsIIdleService> idleService =
|
|
do_GetService("@mozilla.org/widget/idleservice;1");
|
|
MOZ_ASSERT(idleService);
|
|
RefPtr<ParentIdleListener> listener;
|
|
for (int32_t i = mIdleListeners.Length() - 1; i >= 0; --i) {
|
|
listener = static_cast<ParentIdleListener*>(mIdleListeners[i].get());
|
|
idleService->RemoveIdleObserver(listener, listener->mTime);
|
|
}
|
|
mIdleListeners.Clear();
|
|
|
|
// FIXME (bug 1520997): does this really need an additional dispatch?
|
|
MessageLoop::current()->PostTask(NS_NewRunnableFunction(
|
|
"DelayedDeleteSubprocessRunnable",
|
|
[subprocess = mSubprocess] { subprocess->Destroy(); }));
|
|
mSubprocess = nullptr;
|
|
|
|
// Delete any remaining replaying children.
|
|
for (auto& replayingProcess : mReplayingChildren) {
|
|
if (replayingProcess) {
|
|
replayingProcess->Destroy();
|
|
replayingProcess = nullptr;
|
|
}
|
|
}
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
nsTArray<ContentParentId> childIDArray =
|
|
cpm->GetAllChildProcessById(this->ChildID());
|
|
|
|
// Destroy any processes created by this ContentParent
|
|
for (uint32_t i = 0; i < childIDArray.Length(); i++) {
|
|
ContentParent* cp = cpm->GetContentProcessById(childIDArray[i]);
|
|
MessageLoop::current()->PostTask(NewRunnableMethod<ShutDownMethod>(
|
|
"dom::ContentParent::ShutDownProcess", cp,
|
|
&ContentParent::ShutDownProcess, SEND_SHUTDOWN_MESSAGE));
|
|
}
|
|
cpm->RemoveContentProcess(this->ChildID());
|
|
|
|
if (mDriverCrashGuard) {
|
|
mDriverCrashGuard->NotifyCrashed();
|
|
}
|
|
|
|
// Unregister all the BlobURLs registered by the ContentChild.
|
|
for (uint32_t i = 0; i < mBlobURLs.Length(); ++i) {
|
|
BlobURLProtocolHandler::RemoveDataEntry(mBlobURLs[i]);
|
|
}
|
|
|
|
mBlobURLs.Clear();
|
|
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
a11y::AccessibleWrap::ReleaseContentProcessIdFor(ChildID());
|
|
#endif
|
|
|
|
nsTHashtable<nsRefPtrHashKey<BrowsingContextGroup>> groups;
|
|
mGroups.SwapElements(groups);
|
|
|
|
for (auto iter = groups.Iter(); !iter.Done(); iter.Next()) {
|
|
iter.Get()->GetKey()->Unsubscribe(this);
|
|
}
|
|
|
|
MOZ_DIAGNOSTIC_ASSERT(mGroups.IsEmpty());
|
|
}
|
|
|
|
void ContentParent::ActorDealloc() { mSelfRef = nullptr; }
|
|
|
|
bool ContentParent::TryToRecycle() {
|
|
// This life time check should be replaced by a memory health check (memory
|
|
// usage + fragmentation).
|
|
const double kMaxLifeSpan = 5;
|
|
if (mShutdownPending || mCalledKillHard || !IsAlive() ||
|
|
!mRemoteType.EqualsLiteral(DEFAULT_REMOTE_TYPE) ||
|
|
(TimeStamp::Now() - mActivateTS).ToSeconds() > kMaxLifeSpan ||
|
|
!PreallocatedProcessManager::Provide(this)) {
|
|
return false;
|
|
}
|
|
|
|
// The PreallocatedProcessManager took over the ownership let's not keep a
|
|
// reference to it, until we don't take it back.
|
|
RemoveFromList();
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::ShouldKeepProcessAlive() const {
|
|
if (IsForJSPlugin()) {
|
|
return true;
|
|
}
|
|
|
|
// If we have active workers, we need to stay alive.
|
|
if (mRemoteWorkerActors) {
|
|
return true;
|
|
}
|
|
|
|
if (!sBrowserContentParents) {
|
|
return false;
|
|
}
|
|
|
|
// If we have already been marked as dead, don't prevent shutdown.
|
|
if (!IsAlive()) {
|
|
return false;
|
|
}
|
|
|
|
// Recording/replaying content parents cannot be reused and should not be
|
|
// kept alive.
|
|
if (this->IsRecordingOrReplaying()) {
|
|
return false;
|
|
}
|
|
|
|
auto contentParents = sBrowserContentParents->Get(mRemoteType);
|
|
if (!contentParents) {
|
|
return false;
|
|
}
|
|
|
|
// We might want to keep some content processes alive for performance reasons.
|
|
// e.g. test runs and privileged content process for some about: pages.
|
|
// We don't want to alter behavior if the pref is not set, so default to 0.
|
|
int32_t processesToKeepAlive = 0;
|
|
|
|
nsAutoCString keepAlivePref("dom.ipc.keepProcessesAlive.");
|
|
keepAlivePref.Append(NS_ConvertUTF16toUTF8(mRemoteType));
|
|
if (NS_FAILED(
|
|
Preferences::GetInt(keepAlivePref.get(), &processesToKeepAlive))) {
|
|
return false;
|
|
}
|
|
|
|
int32_t numberOfAliveProcesses = contentParents->Length();
|
|
|
|
return numberOfAliveProcesses <= processesToKeepAlive;
|
|
}
|
|
|
|
void ContentParent::NotifyTabDestroying(const TabId& aTabId,
|
|
const ContentParentId& aCpId) {
|
|
if (XRE_IsParentProcess()) {
|
|
// There can be more than one PBrowser for a given app process
|
|
// because of popup windows. PBrowsers can also destroy
|
|
// concurrently. When all the PBrowsers are destroying, kick off
|
|
// another task to ensure the child process *really* shuts down,
|
|
// even if the PBrowsers themselves never finish destroying.
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp = cpm->GetContentProcessById(aCpId);
|
|
if (!cp) {
|
|
return;
|
|
}
|
|
++cp->mNumDestroyingTabs;
|
|
nsTArray<TabId> tabIds = cpm->GetBrowserParentsByProcessId(aCpId);
|
|
if (static_cast<size_t>(cp->mNumDestroyingTabs) != tabIds.Length()) {
|
|
return;
|
|
}
|
|
|
|
if (cp->ShouldKeepProcessAlive()) {
|
|
return;
|
|
}
|
|
|
|
if (cp->TryToRecycle()) {
|
|
return;
|
|
}
|
|
|
|
// We're dying now, so prevent this content process from being
|
|
// recycled during its shutdown procedure.
|
|
cp->MarkAsDead();
|
|
cp->StartForceKillTimer();
|
|
} else {
|
|
ContentChild::GetSingleton()->SendNotifyTabDestroying(aTabId, aCpId);
|
|
}
|
|
}
|
|
|
|
void ContentParent::StartForceKillTimer() {
|
|
if (mForceKillTimer || !mIPCOpen) {
|
|
return;
|
|
}
|
|
|
|
int32_t timeoutSecs = StaticPrefs::dom_ipc_tabs_shutdownTimeoutSecs();
|
|
if (timeoutSecs > 0) {
|
|
NS_NewTimerWithFuncCallback(getter_AddRefs(mForceKillTimer),
|
|
ContentParent::ForceKillTimerCallback, this,
|
|
timeoutSecs * 1000, nsITimer::TYPE_ONE_SHOT,
|
|
"dom::ContentParent::StartForceKillTimer");
|
|
MOZ_ASSERT(mForceKillTimer);
|
|
}
|
|
}
|
|
|
|
void ContentParent::NotifyTabDestroyed(const TabId& aTabId,
|
|
bool aNotifiedDestroying) {
|
|
if (aNotifiedDestroying) {
|
|
--mNumDestroyingTabs;
|
|
}
|
|
|
|
nsTArray<PContentPermissionRequestParent*> parentArray =
|
|
nsContentPermissionUtils::GetContentPermissionRequestParentById(aTabId);
|
|
|
|
// Need to close undeleted ContentPermissionRequestParents before tab is
|
|
// closed.
|
|
for (auto& permissionRequestParent : parentArray) {
|
|
Unused << PContentPermissionRequestParent::Send__delete__(
|
|
permissionRequestParent);
|
|
}
|
|
|
|
// There can be more than one PBrowser for a given app process
|
|
// because of popup windows. When the last one closes, shut
|
|
// us down.
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
nsTArray<TabId> tabIds = cpm->GetBrowserParentsByProcessId(this->ChildID());
|
|
|
|
if (tabIds.Length() == 1 && !ShouldKeepProcessAlive() && !TryToRecycle()) {
|
|
// In the case of normal shutdown, send a shutdown message to child to
|
|
// allow it to perform shutdown tasks.
|
|
MessageLoop::current()->PostTask(NewRunnableMethod<ShutDownMethod>(
|
|
"dom::ContentParent::ShutDownProcess", this,
|
|
&ContentParent::ShutDownProcess, SEND_SHUTDOWN_MESSAGE));
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvOpenRecordReplayChannel(
|
|
const uint32_t& aChannelId, FileDescriptor* aConnection) {
|
|
// We should only get this message from the child if it is recording or
|
|
// replaying.
|
|
if (!this->IsRecordingOrReplaying()) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
recordreplay::parent::OpenChannel(Pid(), aChannelId, aConnection);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCreateReplayingProcess(
|
|
const uint32_t& aChannelId) {
|
|
// We should only get this message from the child if it is recording or
|
|
// replaying.
|
|
if (!this->IsRecordingOrReplaying()) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
while (aChannelId >= mReplayingChildren.length()) {
|
|
if (!mReplayingChildren.append(nullptr)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
}
|
|
if (mReplayingChildren[aChannelId]) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
std::vector<std::string> extraArgs;
|
|
recordreplay::parent::GetArgumentsForChildProcess(
|
|
Pid(), aChannelId, NS_ConvertUTF16toUTF8(mRecordingFile).get(),
|
|
/* aRecording = */ false, extraArgs);
|
|
|
|
mReplayingChildren[aChannelId] =
|
|
new GeckoChildProcessHost(GeckoProcessType_Content);
|
|
if (!mReplayingChildren[aChannelId]->LaunchAndWaitForProcessHandle(
|
|
extraArgs)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
jsipc::CPOWManager* ContentParent::GetCPOWManager() {
|
|
if (PJavaScriptParent* p =
|
|
LoneManagedOrNullAsserts(ManagedPJavaScriptParent())) {
|
|
return CPOWManagerFor(p);
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
TestShellParent* ContentParent::CreateTestShell() {
|
|
return static_cast<TestShellParent*>(SendPTestShellConstructor());
|
|
}
|
|
|
|
bool ContentParent::DestroyTestShell(TestShellParent* aTestShell) {
|
|
return PTestShellParent::Send__delete__(aTestShell);
|
|
}
|
|
|
|
TestShellParent* ContentParent::GetTestShellSingleton() {
|
|
PTestShellParent* p = LoneManagedOrNullAsserts(ManagedPTestShellParent());
|
|
return static_cast<TestShellParent*>(p);
|
|
}
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
// Append the sandbox command line parameters that are not static. i.e.,
|
|
// parameters that can be different for different child processes.
|
|
void ContentParent::AppendDynamicSandboxParams(
|
|
std::vector<std::string>& aArgs) {
|
|
// For file content processes
|
|
if (GetRemoteType().EqualsLiteral(FILE_REMOTE_TYPE)) {
|
|
MacSandboxInfo::AppendFileAccessParam(aArgs, true);
|
|
}
|
|
}
|
|
|
|
// Generate the static sandbox command line parameters and store
|
|
// them in the provided params vector to be used each time a new
|
|
// content process is launched.
|
|
static void CacheSandboxParams(std::vector<std::string>& aCachedParams) {
|
|
// This must only be called once and we should
|
|
// be starting with an empty list of parameters.
|
|
MOZ_ASSERT(aCachedParams.empty());
|
|
|
|
MacSandboxInfo info;
|
|
info.type = MacSandboxType_Content;
|
|
info.level = GetEffectiveContentSandboxLevel();
|
|
|
|
// Sandbox logging
|
|
if (Preferences::GetBool("security.sandbox.logging.enabled") ||
|
|
PR_GetEnv("MOZ_SANDBOX_LOGGING")) {
|
|
info.shouldLog = true;
|
|
}
|
|
|
|
// Audio access
|
|
if (!Preferences::GetBool("media.cubeb.sandbox")) {
|
|
info.hasAudio = true;
|
|
}
|
|
|
|
// Windowserver access
|
|
if (!Preferences::GetBool(
|
|
"security.sandbox.content.mac.disconnect-windowserver")) {
|
|
info.hasWindowServer = true;
|
|
}
|
|
|
|
// .app path (normalized)
|
|
nsAutoCString appPath;
|
|
if (!nsMacUtilsImpl::GetAppPath(appPath)) {
|
|
MOZ_CRASH("Failed to get app dir paths");
|
|
}
|
|
info.appPath = appPath.get();
|
|
|
|
// TESTING_READ_PATH1
|
|
nsAutoCString testingReadPath1;
|
|
Preferences::GetCString("security.sandbox.content.mac.testing_read_path1",
|
|
testingReadPath1);
|
|
if (!testingReadPath1.IsEmpty()) {
|
|
info.testingReadPath1 = testingReadPath1.get();
|
|
}
|
|
|
|
// TESTING_READ_PATH2
|
|
nsAutoCString testingReadPath2;
|
|
Preferences::GetCString("security.sandbox.content.mac.testing_read_path2",
|
|
testingReadPath2);
|
|
if (!testingReadPath2.IsEmpty()) {
|
|
info.testingReadPath2 = testingReadPath2.get();
|
|
}
|
|
|
|
// TESTING_READ_PATH3, TESTING_READ_PATH4. In development builds,
|
|
// these are used to whitelist the repo dir and object dir respectively.
|
|
nsresult rv;
|
|
if (mozilla::IsDevelopmentBuild()) {
|
|
// Repo dir
|
|
nsCOMPtr<nsIFile> repoDir;
|
|
rv = nsMacUtilsImpl::GetRepoDir(getter_AddRefs(repoDir));
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_CRASH("Failed to get path to repo dir");
|
|
}
|
|
nsCString repoDirPath;
|
|
Unused << repoDir->GetNativePath(repoDirPath);
|
|
info.testingReadPath3 = repoDirPath.get();
|
|
|
|
// Object dir
|
|
nsCOMPtr<nsIFile> objDir;
|
|
rv = nsMacUtilsImpl::GetObjDir(getter_AddRefs(objDir));
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_CRASH("Failed to get path to build object dir");
|
|
}
|
|
nsCString objDirPath;
|
|
Unused << objDir->GetNativePath(objDirPath);
|
|
info.testingReadPath4 = objDirPath.get();
|
|
}
|
|
|
|
// DEBUG_WRITE_DIR
|
|
# ifdef DEBUG
|
|
// For bloat/leak logging or when a content process dies intentionally
|
|
// (|NoteIntentionalCrash|) for tests, it wants to log that it did this.
|
|
// Allow writing to this location.
|
|
nsAutoCString bloatLogDirPath;
|
|
if (NS_SUCCEEDED(nsMacUtilsImpl::GetBloatLogDir(bloatLogDirPath))) {
|
|
info.debugWriteDir = bloatLogDirPath.get();
|
|
}
|
|
# endif // DEBUG
|
|
|
|
info.AppendAsParams(aCachedParams);
|
|
}
|
|
|
|
// Append sandboxing command line parameters.
|
|
void ContentParent::AppendSandboxParams(std::vector<std::string>& aArgs) {
|
|
MOZ_ASSERT(sMacSandboxParams != nullptr);
|
|
|
|
// An empty sMacSandboxParams indicates this is the
|
|
// first invocation and we don't have cached params yet.
|
|
if (sMacSandboxParams->empty()) {
|
|
CacheSandboxParams(*sMacSandboxParams);
|
|
MOZ_ASSERT(!sMacSandboxParams->empty());
|
|
}
|
|
|
|
// Append cached arguments.
|
|
aArgs.insert(aArgs.end(), sMacSandboxParams->begin(),
|
|
sMacSandboxParams->end());
|
|
|
|
// Append remaining arguments.
|
|
AppendDynamicSandboxParams(aArgs);
|
|
}
|
|
#endif // XP_MACOSX && MOZ_SANDBOX
|
|
|
|
void ContentParent::LaunchSubprocessInternal(
|
|
ProcessPriority aInitialPriority,
|
|
mozilla::Variant<bool*, RefPtr<LaunchPromise>*>&& aRetval) {
|
|
AUTO_PROFILER_LABEL("ContentParent::LaunchSubprocess", OTHER);
|
|
const bool isSync = aRetval.is<bool*>();
|
|
|
|
Telemetry::Accumulate(Telemetry::CONTENT_PROCESS_LAUNCH_IS_SYNC,
|
|
static_cast<uint32_t>(isSync));
|
|
|
|
auto earlyReject = [aRetval, isSync]() {
|
|
if (isSync) {
|
|
*aRetval.as<bool*>() = false;
|
|
} else {
|
|
*aRetval.as<RefPtr<LaunchPromise>*>() =
|
|
LaunchPromise::CreateAndReject(LaunchError(), __func__);
|
|
}
|
|
};
|
|
|
|
if (!ContentProcessManager::GetSingleton()) {
|
|
// Shutdown has begun, we shouldn't spawn any more child processes.
|
|
earlyReject();
|
|
return;
|
|
}
|
|
|
|
std::vector<std::string> extraArgs;
|
|
extraArgs.push_back("-childID");
|
|
char idStr[21];
|
|
SprintfLiteral(idStr, "%" PRId64, static_cast<uint64_t>(mChildID));
|
|
extraArgs.push_back(idStr);
|
|
extraArgs.push_back(IsForBrowser() ? "-isForBrowser" : "-notForBrowser");
|
|
|
|
// Prefs information is passed via anonymous shared memory to avoid bloating
|
|
// the command line.
|
|
|
|
SharedPreferenceSerializer prefSerializer;
|
|
if (!prefSerializer.SerializeToSharedMemory()) {
|
|
MarkAsDead();
|
|
earlyReject();
|
|
return;
|
|
}
|
|
prefSerializer.AddSharedPrefCmdLineArgs(*mSubprocess, extraArgs);
|
|
|
|
// Register ContentParent as an observer for changes to any pref
|
|
// whose prefix matches the empty string, i.e. all of them. The
|
|
// observation starts here in order to capture pref updates that
|
|
// happen during async launch.
|
|
Preferences::AddStrongObserver(this, "");
|
|
|
|
if (gSafeMode) {
|
|
extraArgs.push_back("-safeMode");
|
|
}
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
// If we're launching a middleman process for a
|
|
// recording or replay, start the sandbox later.
|
|
if (sEarlySandboxInit && IsContentSandboxEnabled() &&
|
|
!IsRecordingOrReplaying()) {
|
|
AppendSandboxParams(extraArgs);
|
|
}
|
|
#endif
|
|
|
|
nsCString parentBuildID(mozilla::PlatformBuildID());
|
|
extraArgs.push_back("-parentBuildID");
|
|
extraArgs.push_back(parentBuildID.get());
|
|
|
|
// Specify whether the process is recording or replaying an execution.
|
|
if (mRecordReplayState != eNotRecordingOrReplaying) {
|
|
nsPrintfCString buf(
|
|
"%d", mRecordReplayState == eRecording
|
|
? (int)recordreplay::ProcessKind::MiddlemanRecording
|
|
: (int)recordreplay::ProcessKind::MiddlemanReplaying);
|
|
extraArgs.push_back(recordreplay::gProcessKindOption);
|
|
extraArgs.push_back(buf.get());
|
|
|
|
extraArgs.push_back(recordreplay::gRecordingFileOption);
|
|
extraArgs.push_back(NS_ConvertUTF16toUTF8(mRecordingFile).get());
|
|
}
|
|
|
|
RefPtr<ContentParent> self(this);
|
|
|
|
auto reject = [self, this](LaunchError err) {
|
|
NS_ERROR("failed to launch child in the parent");
|
|
MarkAsDead();
|
|
return LaunchPromise::CreateAndReject(err, __func__);
|
|
};
|
|
|
|
// See also ActorDealloc.
|
|
mSelfRef = this;
|
|
|
|
// Lifetime note: the GeckoChildProcessHost holds a strong reference
|
|
// to the launch promise, which takes ownership of these closures,
|
|
// which hold strong references to this ContentParent; the
|
|
// ContentParent then owns the GeckoChildProcessHost (and that
|
|
// ownership is not exposed to the cycle collector). Therefore,
|
|
// this all stays alive until the promise is resolved or rejected.
|
|
|
|
auto resolve = [self, this, aInitialPriority, isSync,
|
|
// Transfer ownership of RAII file descriptor/handle
|
|
// holders so that they won't be closed before the
|
|
// child can inherit them.
|
|
prefSerializer =
|
|
std::move(prefSerializer)](base::ProcessHandle handle) {
|
|
AUTO_PROFILER_LABEL("ContentParent::LaunchSubprocess::resolve", OTHER);
|
|
const auto launchResumeTS = TimeStamp::Now();
|
|
|
|
if (!sCreatedFirstContentProcess) {
|
|
nsCOMPtr<nsIObserverService> obs =
|
|
mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(nullptr, "ipc:first-content-process-created",
|
|
nullptr);
|
|
sCreatedFirstContentProcess = true;
|
|
}
|
|
|
|
base::ProcessId procId = base::GetProcId(handle);
|
|
Open(mSubprocess->GetChannel(), procId);
|
|
#ifdef MOZ_CODE_COVERAGE
|
|
Unused << SendShareCodeCoverageMutex(
|
|
CodeCoverageHandler::Get()->GetMutexHandle(procId));
|
|
#endif
|
|
|
|
mLifecycleState = LifecycleState::ALIVE;
|
|
if (!InitInternal(aInitialPriority)) {
|
|
NS_WARNING("failed to initialize child in the parent");
|
|
// We've already called Open() by this point, so we need to close the
|
|
// channel to avoid leaking the process.
|
|
ShutDownProcess(SEND_SHUTDOWN_MESSAGE);
|
|
return LaunchPromise::CreateAndReject(LaunchError{}, __func__);
|
|
}
|
|
|
|
ContentProcessManager::GetSingleton()->AddContentProcess(this);
|
|
|
|
mHangMonitorActor = ProcessHangMonitor::AddProcess(this);
|
|
|
|
// Set a reply timeout for CPOWs.
|
|
SetReplyTimeoutMs(Preferences::GetInt("dom.ipc.cpow.timeout", 0));
|
|
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
nsAutoString cpId;
|
|
cpId.AppendInt(static_cast<uint64_t>(this->ChildID()));
|
|
obs->NotifyObservers(static_cast<nsIObserver*>(this),
|
|
"ipc:content-initializing", cpId.get());
|
|
}
|
|
|
|
Init();
|
|
|
|
if (isSync) {
|
|
Telemetry::AccumulateTimeDelta(Telemetry::CONTENT_PROCESS_SYNC_LAUNCH_MS,
|
|
mLaunchTS);
|
|
} else {
|
|
Telemetry::AccumulateTimeDelta(Telemetry::CONTENT_PROCESS_LAUNCH_TOTAL_MS,
|
|
mLaunchTS);
|
|
|
|
Telemetry::Accumulate(
|
|
Telemetry::CONTENT_PROCESS_LAUNCH_MAINTHREAD_MS,
|
|
static_cast<uint32_t>(((mLaunchYieldTS - mLaunchTS) +
|
|
(TimeStamp::Now() - launchResumeTS))
|
|
.ToMilliseconds()));
|
|
}
|
|
|
|
return LaunchPromise::CreateAndResolve(self, __func__);
|
|
};
|
|
|
|
if (isSync) {
|
|
bool ok = mSubprocess->LaunchAndWaitForProcessHandle(std::move(extraArgs));
|
|
if (ok) {
|
|
Unused << resolve(mSubprocess->GetChildProcessHandle());
|
|
} else {
|
|
Unused << reject(LaunchError{});
|
|
}
|
|
*aRetval.as<bool*>() = ok;
|
|
} else {
|
|
auto* retptr = aRetval.as<RefPtr<LaunchPromise>*>();
|
|
if (mSubprocess->AsyncLaunch(std::move(extraArgs))) {
|
|
RefPtr<ProcessHandlePromise> ready =
|
|
mSubprocess->WhenProcessHandleReady();
|
|
mLaunchYieldTS = TimeStamp::Now();
|
|
*retptr = ready->Then(GetCurrentThreadSerialEventTarget(), __func__,
|
|
std::move(resolve), std::move(reject));
|
|
} else {
|
|
*retptr = reject(LaunchError{});
|
|
}
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
bool ContentParent::LaunchSubprocessSync(
|
|
hal::ProcessPriority aInitialPriority) {
|
|
bool retval;
|
|
LaunchSubprocessInternal(aInitialPriority, mozilla::AsVariant(&retval));
|
|
return retval;
|
|
}
|
|
|
|
/* static */ RefPtr<ContentParent::LaunchPromise>
|
|
ContentParent::LaunchSubprocessAsync(hal::ProcessPriority aInitialPriority) {
|
|
RefPtr<LaunchPromise> retval;
|
|
LaunchSubprocessInternal(aInitialPriority, mozilla::AsVariant(&retval));
|
|
return retval;
|
|
}
|
|
|
|
ContentParent::ContentParent(ContentParent* aOpener,
|
|
const nsAString& aRemoteType,
|
|
RecordReplayState aRecordReplayState,
|
|
const nsAString& aRecordingFile,
|
|
int32_t aJSPluginID)
|
|
: mSelfRef(nullptr),
|
|
mSubprocess(nullptr),
|
|
mLaunchTS(TimeStamp::Now()),
|
|
mLaunchYieldTS(mLaunchTS),
|
|
mActivateTS(mLaunchTS),
|
|
mOpener(aOpener),
|
|
mRemoteType(aRemoteType),
|
|
mChildID(gContentChildID++),
|
|
mGeolocationWatchID(-1),
|
|
mJSPluginID(aJSPluginID),
|
|
mRemoteWorkerActors(0),
|
|
mNumDestroyingTabs(0),
|
|
mLifecycleState(LifecycleState::LAUNCHING),
|
|
mIsForBrowser(!mRemoteType.IsEmpty()),
|
|
mRecordReplayState(aRecordReplayState),
|
|
mRecordingFile(aRecordingFile),
|
|
mCalledClose(false),
|
|
mCalledKillHard(false),
|
|
mCreatedPairedMinidumps(false),
|
|
mShutdownPending(false),
|
|
mIPCOpen(true),
|
|
mIsRemoteInputEventQueueEnabled(false),
|
|
mIsInputPriorityEventEnabled(false),
|
|
mHangMonitorActor(nullptr) {
|
|
// Insert ourselves into the global linked list of ContentParent objects.
|
|
if (!sContentParents) {
|
|
sContentParents = new LinkedList<ContentParent>();
|
|
}
|
|
sContentParents->insertBack(this);
|
|
|
|
mMessageManager = nsFrameMessageManager::NewProcessMessageManager(true);
|
|
|
|
// From this point on, NS_WARNING, NS_ASSERTION, etc. should print out the
|
|
// PID along with the warning.
|
|
nsDebugImpl::SetMultiprocessMode("Parent");
|
|
|
|
#if defined(XP_WIN)
|
|
if (XRE_IsParentProcess()) {
|
|
audio::AudioNotificationSender::Init();
|
|
}
|
|
// Request Windows message deferral behavior on our side of the PContent
|
|
// channel. Generally only applies to the situation where we get caught in
|
|
// a deadlock with the plugin process when sending CPOWs.
|
|
GetIPCChannel()->SetChannelFlags(
|
|
MessageChannel::REQUIRE_DEFERRED_MESSAGE_PROTECTION);
|
|
#endif
|
|
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
bool isFile = mRemoteType.EqualsLiteral(FILE_REMOTE_TYPE);
|
|
mSubprocess = new GeckoChildProcessHost(GeckoProcessType_Content, isFile);
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
// sEarlySandboxInit is statically initialized to false.
|
|
// Once we've set it to true due to the pref, avoid checking the
|
|
// pref on subsequent calls. As a result, changing the earlyinit
|
|
// pref requires restarting the browser to take effect.
|
|
if (!ContentParent::sEarlySandboxInit) {
|
|
ContentParent::sEarlySandboxInit =
|
|
Preferences::GetBool("security.sandbox.content.mac.earlyinit");
|
|
}
|
|
#endif
|
|
}
|
|
|
|
ContentParent::~ContentParent() {
|
|
if (mForceKillTimer) {
|
|
mForceKillTimer->Cancel();
|
|
}
|
|
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
// We should be removed from all these lists in ActorDestroy.
|
|
MOZ_ASSERT(!sPrivateContent || !sPrivateContent->Contains(this));
|
|
if (IsForJSPlugin()) {
|
|
MOZ_ASSERT(!sJSPluginContentParents ||
|
|
!sJSPluginContentParents->Get(mJSPluginID));
|
|
} else {
|
|
MOZ_ASSERT(!sBrowserContentParents ||
|
|
!sBrowserContentParents->Contains(mRemoteType) ||
|
|
!sBrowserContentParents->Get(mRemoteType)->Contains(this));
|
|
}
|
|
|
|
// Normally mSubprocess is destroyed in ActorDestroy, but that won't
|
|
// happen if the process wasn't launched or if it failed to launch.
|
|
if (mSubprocess) {
|
|
mSubprocess->Destroy();
|
|
}
|
|
}
|
|
|
|
bool ContentParent::InitInternal(ProcessPriority aInitialPriority) {
|
|
XPCOMInitData xpcomInit;
|
|
|
|
nsCOMPtr<nsIIOService> io(do_GetIOService());
|
|
MOZ_ASSERT(io, "No IO service?");
|
|
DebugOnly<nsresult> rv = io->GetOffline(&xpcomInit.isOffline());
|
|
MOZ_ASSERT(NS_SUCCEEDED(rv), "Failed getting offline?");
|
|
|
|
rv = io->GetConnectivity(&xpcomInit.isConnected());
|
|
MOZ_ASSERT(NS_SUCCEEDED(rv), "Failed getting connectivity?");
|
|
|
|
xpcomInit.captivePortalState() = nsICaptivePortalService::UNKNOWN;
|
|
nsCOMPtr<nsICaptivePortalService> cps =
|
|
do_GetService(NS_CAPTIVEPORTAL_CONTRACTID);
|
|
if (cps) {
|
|
cps->GetState(&xpcomInit.captivePortalState());
|
|
}
|
|
|
|
nsIBidiKeyboard* bidi = nsContentUtils::GetBidiKeyboard();
|
|
|
|
xpcomInit.isLangRTL() = false;
|
|
xpcomInit.haveBidiKeyboards() = false;
|
|
if (bidi) {
|
|
bidi->IsLangRTL(&xpcomInit.isLangRTL());
|
|
bidi->GetHaveBidiKeyboards(&xpcomInit.haveBidiKeyboards());
|
|
}
|
|
|
|
RefPtr<mozSpellChecker> spellChecker(mozSpellChecker::Create());
|
|
MOZ_ASSERT(spellChecker, "No spell checker?");
|
|
|
|
spellChecker->GetDictionaryList(&xpcomInit.dictionaries());
|
|
|
|
LocaleService::GetInstance()->GetAppLocalesAsLangTags(xpcomInit.appLocales());
|
|
LocaleService::GetInstance()->GetRequestedLocales(
|
|
xpcomInit.requestedLocales());
|
|
|
|
nsCOMPtr<nsIClipboard> clipboard(
|
|
do_GetService("@mozilla.org/widget/clipboard;1"));
|
|
MOZ_ASSERT(clipboard, "No clipboard?");
|
|
|
|
rv = clipboard->SupportsSelectionClipboard(
|
|
&xpcomInit.clipboardCaps().supportsSelectionClipboard());
|
|
MOZ_ASSERT(NS_SUCCEEDED(rv));
|
|
|
|
rv = clipboard->SupportsFindClipboard(
|
|
&xpcomInit.clipboardCaps().supportsFindClipboard());
|
|
MOZ_ASSERT(NS_SUCCEEDED(rv));
|
|
|
|
// Let's copy the domain policy from the parent to the child (if it's active).
|
|
StructuredCloneData initialData;
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
if (ssm) {
|
|
ssm->CloneDomainPolicy(&xpcomInit.domainPolicy());
|
|
|
|
if (ParentProcessMessageManager* mm =
|
|
nsFrameMessageManager::sParentProcessManager) {
|
|
AutoJSAPI jsapi;
|
|
if (NS_WARN_IF(!jsapi.Init(xpc::PrivilegedJunkScope()))) {
|
|
MOZ_CRASH();
|
|
}
|
|
JS::RootedValue init(jsapi.cx());
|
|
// We'll crash on failure, so use a IgnoredErrorResult (which also
|
|
// auto-suppresses exceptions).
|
|
IgnoredErrorResult rv;
|
|
mm->GetInitialProcessData(jsapi.cx(), &init, rv);
|
|
if (NS_WARN_IF(rv.Failed())) {
|
|
MOZ_CRASH();
|
|
}
|
|
|
|
initialData.Write(jsapi.cx(), init, rv);
|
|
if (NS_WARN_IF(rv.Failed())) {
|
|
MOZ_CRASH();
|
|
}
|
|
}
|
|
}
|
|
// This is only implemented (returns a non-empty list) by MacOSX and Linux
|
|
// at present.
|
|
nsTArray<SystemFontListEntry> fontList;
|
|
gfxPlatform::GetPlatform()->ReadSystemFontList(&fontList);
|
|
nsTArray<LookAndFeelInt> lnfCache = LookAndFeel::GetIntCache();
|
|
|
|
// Content processes have no permission to access profile directory, so we
|
|
// send the file URL instead.
|
|
StyleSheet* ucs = nsLayoutStylesheetCache::Singleton()->GetUserContentSheet();
|
|
if (ucs) {
|
|
SerializeURI(ucs->GetSheetURI(), xpcomInit.userContentSheetURL());
|
|
} else {
|
|
SerializeURI(nullptr, xpcomInit.userContentSheetURL());
|
|
}
|
|
|
|
// 1. Build ContentDeviceData first, as it may affect some gfxVars.
|
|
gfxPlatform::GetPlatform()->BuildContentDeviceData(
|
|
&xpcomInit.contentDeviceData());
|
|
// 2. Gather non-default gfxVars.
|
|
xpcomInit.gfxNonDefaultVarUpdates() = gfxVars::FetchNonDefaultVars();
|
|
// 3. Start listening for gfxVars updates, to notify content process later on.
|
|
gfxVars::AddReceiver(this);
|
|
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
if (gfxInfo) {
|
|
for (int32_t i = 1; i <= nsIGfxInfo::FEATURE_MAX_VALUE; ++i) {
|
|
int32_t status = 0;
|
|
nsAutoCString failureId;
|
|
gfxInfo->GetFeatureStatus(i, failureId, &status);
|
|
dom::GfxInfoFeatureStatus gfxFeatureStatus;
|
|
gfxFeatureStatus.feature() = i;
|
|
gfxFeatureStatus.status() = status;
|
|
gfxFeatureStatus.failureId() = failureId;
|
|
xpcomInit.gfxFeatureStatus().AppendElement(gfxFeatureStatus);
|
|
}
|
|
}
|
|
|
|
DataStorage::GetAllChildProcessData(xpcomInit.dataStorage());
|
|
|
|
// Send the dynamic scalar definitions to the new process.
|
|
TelemetryIPC::GetDynamicScalarDefinitions(xpcomInit.dynamicScalarDefs());
|
|
|
|
// Must send screen info before send initialData
|
|
ScreenManager& screenManager = ScreenManager::GetSingleton();
|
|
screenManager.CopyScreensToRemote(this);
|
|
|
|
// Send the UA sheet shared memory buffer and the address it is mapped at.
|
|
auto cache = nsLayoutStylesheetCache::Singleton();
|
|
Maybe<SharedMemoryHandle> sharedUASheetHandle;
|
|
uintptr_t sharedUASheetAddress = cache->GetSharedMemoryAddress();
|
|
|
|
SharedMemoryHandle handle;
|
|
if (cache->ShareToProcess(OtherPid(), &handle)) {
|
|
sharedUASheetHandle.emplace(handle);
|
|
} else {
|
|
sharedUASheetAddress = 0;
|
|
}
|
|
|
|
Unused << SendSetXPCOMProcessAttributes(xpcomInit, initialData, lnfCache,
|
|
fontList, sharedUASheetHandle,
|
|
sharedUASheetAddress);
|
|
|
|
ipc::WritableSharedMap* sharedData =
|
|
nsFrameMessageManager::sParentProcessManager->SharedData();
|
|
sharedData->Flush();
|
|
sharedData->SendTo(this);
|
|
|
|
nsCOMPtr<nsIChromeRegistry> registrySvc = nsChromeRegistry::GetService();
|
|
nsChromeRegistryChrome* chromeRegistry =
|
|
static_cast<nsChromeRegistryChrome*>(registrySvc.get());
|
|
chromeRegistry->SendRegisteredChrome(this);
|
|
|
|
nsCOMPtr<nsIStringBundleService> stringBundleService =
|
|
services::GetStringBundleService();
|
|
stringBundleService->SendContentBundles(this);
|
|
|
|
if (gAppData) {
|
|
nsCString version(gAppData->version);
|
|
nsCString buildID(gAppData->buildID);
|
|
nsCString name(gAppData->name);
|
|
nsCString UAName(gAppData->UAName);
|
|
nsCString ID(gAppData->ID);
|
|
nsCString vendor(gAppData->vendor);
|
|
nsCString sourceURL(gAppData->sourceURL);
|
|
|
|
// Sending all information to content process.
|
|
Unused << SendAppInfo(version, buildID, name, UAName, ID, vendor,
|
|
sourceURL);
|
|
}
|
|
|
|
// Send the child its remote type. On Mac, this needs to be sent prior
|
|
// to the message we send to enable the Sandbox (SendStartProcessSandbox)
|
|
// because different remote types require different sandbox privileges.
|
|
Unused << SendRemoteType(mRemoteType);
|
|
|
|
ScriptPreloader::InitContentChild(*this);
|
|
|
|
// Initialize the message manager (and load delayed scripts) now that we
|
|
// have established communications with the child.
|
|
mMessageManager->InitWithCallback(this);
|
|
|
|
// Set the subprocess's priority. We do this early on because we're likely
|
|
// /lowering/ the process's CPU and memory priority, which it has inherited
|
|
// from this process.
|
|
//
|
|
// This call can cause us to send IPC messages to the child process, so it
|
|
// must come after the Open() call above.
|
|
ProcessPriorityManager::SetProcessPriority(this, aInitialPriority);
|
|
|
|
// NB: internally, this will send an IPC message to the child
|
|
// process to get it to create the CompositorBridgeChild. This
|
|
// message goes through the regular IPC queue for this
|
|
// channel, so delivery will happen-before any other messages
|
|
// we send. The CompositorBridgeChild must be created before any
|
|
// PBrowsers are created, because they rely on the Compositor
|
|
// already being around. (Creation is async, so can't happen
|
|
// on demand.)
|
|
GPUProcessManager* gpm = GPUProcessManager::Get();
|
|
|
|
Endpoint<PCompositorManagerChild> compositor;
|
|
Endpoint<PImageBridgeChild> imageBridge;
|
|
Endpoint<PVRManagerChild> vrBridge;
|
|
Endpoint<PRemoteDecoderManagerChild> videoManager;
|
|
AutoTArray<uint32_t, 3> namespaces;
|
|
|
|
if (!gpm->CreateContentBridges(OtherPid(), &compositor, &imageBridge,
|
|
&vrBridge, &videoManager, &namespaces)) {
|
|
// This can fail if we've already started shutting down the compositor
|
|
// thread. See Bug 1562763 comment 8.
|
|
return false;
|
|
}
|
|
|
|
Unused << SendInitRendering(std::move(compositor), std::move(imageBridge),
|
|
std::move(vrBridge), std::move(videoManager),
|
|
namespaces);
|
|
|
|
gpm->AddListener(this);
|
|
|
|
nsStyleSheetService* sheetService = nsStyleSheetService::GetInstance();
|
|
if (sheetService) {
|
|
// This looks like a lot of work, but in a normal browser session we just
|
|
// send two loads.
|
|
//
|
|
// The URIs of the Gecko and Servo sheets should be the same, so it
|
|
// shouldn't matter which we look at.
|
|
|
|
for (StyleSheet* sheet : *sheetService->AgentStyleSheets()) {
|
|
URIParams uri;
|
|
SerializeURI(sheet->GetSheetURI(), uri);
|
|
Unused << SendLoadAndRegisterSheet(uri,
|
|
nsIStyleSheetService::AGENT_SHEET);
|
|
}
|
|
|
|
for (StyleSheet* sheet : *sheetService->UserStyleSheets()) {
|
|
URIParams uri;
|
|
SerializeURI(sheet->GetSheetURI(), uri);
|
|
Unused << SendLoadAndRegisterSheet(uri, nsIStyleSheetService::USER_SHEET);
|
|
}
|
|
|
|
for (StyleSheet* sheet : *sheetService->AuthorStyleSheets()) {
|
|
URIParams uri;
|
|
SerializeURI(sheet->GetSheetURI(), uri);
|
|
Unused << SendLoadAndRegisterSheet(uri,
|
|
nsIStyleSheetService::AUTHOR_SHEET);
|
|
}
|
|
}
|
|
|
|
#if defined(XP_WIN)
|
|
// Send the info needed to join the browser process's audio session.
|
|
nsID id;
|
|
nsString sessionName;
|
|
nsString iconPath;
|
|
if (NS_SUCCEEDED(
|
|
mozilla::widget::GetAudioSessionData(id, sessionName, iconPath))) {
|
|
Unused << SendSetAudioSessionData(id, sessionName, iconPath);
|
|
}
|
|
#endif
|
|
|
|
#ifdef MOZ_SANDBOX
|
|
bool shouldSandbox = true;
|
|
Maybe<FileDescriptor> brokerFd;
|
|
// XXX: Checking the pref here makes it possible to enable/disable sandboxing
|
|
// during an active session. Currently the pref is only used for testing
|
|
// purpose. If the decision is made to permanently rely on the pref, this
|
|
// should be changed so that it is required to restart firefox for the change
|
|
// of value to take effect. Always send SetProcessSandbox message on macOS.
|
|
# if !defined(XP_MACOSX)
|
|
shouldSandbox = IsContentSandboxEnabled();
|
|
# endif
|
|
|
|
# ifdef XP_LINUX
|
|
if (shouldSandbox) {
|
|
MOZ_ASSERT(!mSandboxBroker);
|
|
bool isFileProcess = mRemoteType.EqualsLiteral(FILE_REMOTE_TYPE);
|
|
UniquePtr<SandboxBroker::Policy> policy =
|
|
sSandboxBrokerPolicyFactory->GetContentPolicy(Pid(), isFileProcess);
|
|
if (policy) {
|
|
brokerFd = Some(FileDescriptor());
|
|
mSandboxBroker =
|
|
SandboxBroker::Create(std::move(policy), Pid(), brokerFd.ref());
|
|
if (!mSandboxBroker) {
|
|
KillHard("SandboxBroker::Create failed");
|
|
return false;
|
|
}
|
|
MOZ_ASSERT(brokerFd.ref().IsValid());
|
|
}
|
|
}
|
|
# endif
|
|
if (shouldSandbox && !SendSetProcessSandbox(brokerFd)) {
|
|
KillHard("SandboxInitFailed");
|
|
}
|
|
#endif
|
|
|
|
if (!ServiceWorkerParentInterceptEnabled()) {
|
|
RefPtr<ServiceWorkerRegistrar> swr = ServiceWorkerRegistrar::Get();
|
|
MOZ_ASSERT(swr);
|
|
|
|
nsTArray<ServiceWorkerRegistrationData> registrations;
|
|
swr->GetRegistrations(registrations);
|
|
|
|
// Send down to the content process the permissions for each of the
|
|
// registered service worker scopes.
|
|
for (auto& registration : registrations) {
|
|
nsCOMPtr<nsIPrincipal> principal =
|
|
PrincipalInfoToPrincipal(registration.principal());
|
|
if (principal) {
|
|
TransmitPermissionsForPrincipal(principal);
|
|
}
|
|
}
|
|
|
|
Unused << SendInitServiceWorkers(ServiceWorkerConfiguration(registrations));
|
|
}
|
|
|
|
{
|
|
nsTArray<BlobURLRegistrationData> registrations;
|
|
if (BlobURLProtocolHandler::GetAllBlobURLEntries(registrations, this)) {
|
|
for (const BlobURLRegistrationData& registration : registrations) {
|
|
nsresult rv = TransmitPermissionsForPrincipal(registration.principal());
|
|
Unused << NS_WARN_IF(NS_FAILED(rv));
|
|
}
|
|
|
|
Unused << SendInitBlobURLs(registrations);
|
|
}
|
|
}
|
|
|
|
// Send down WindowActorOptions at startup to content process.
|
|
RefPtr<JSWindowActorService> actorSvc = JSWindowActorService::GetSingleton();
|
|
if (actorSvc) {
|
|
nsTArray<JSWindowActorInfo> infos;
|
|
actorSvc->GetJSWindowActorInfos(infos);
|
|
Unused << SendInitJSWindowActorInfos(infos);
|
|
}
|
|
|
|
// Start up nsPluginHost and run FindPlugins to cache the plugin list.
|
|
// If this isn't our first content process, just send over cached list.
|
|
RefPtr<nsPluginHost> pluginHost = nsPluginHost::GetInst();
|
|
pluginHost->SendPluginsToContent();
|
|
MaybeEnableRemoteInputEventQueue();
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::IsAlive() const {
|
|
return mLifecycleState == LifecycleState::ALIVE;
|
|
}
|
|
|
|
int32_t ContentParent::Pid() const {
|
|
if (!mSubprocess || !mSubprocess->GetChildProcessHandle()) {
|
|
return -1;
|
|
}
|
|
return base::GetProcId(mSubprocess->GetChildProcessHandle());
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetGfxVars(
|
|
nsTArray<GfxVarUpdate>* aVars) {
|
|
// Ensure gfxVars is initialized (for xpcshell tests).
|
|
gfxVars::Initialize();
|
|
|
|
*aVars = gfxVars::FetchNonDefaultVars();
|
|
|
|
// Now that content has initialized gfxVars, we can start listening for
|
|
// updates.
|
|
gfxVars::AddReceiver(this);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::OnCompositorUnexpectedShutdown() {
|
|
GPUProcessManager* gpm = GPUProcessManager::Get();
|
|
|
|
Endpoint<PCompositorManagerChild> compositor;
|
|
Endpoint<PImageBridgeChild> imageBridge;
|
|
Endpoint<PVRManagerChild> vrBridge;
|
|
Endpoint<PRemoteDecoderManagerChild> videoManager;
|
|
AutoTArray<uint32_t, 3> namespaces;
|
|
|
|
DebugOnly<bool> opened =
|
|
gpm->CreateContentBridges(OtherPid(), &compositor, &imageBridge,
|
|
&vrBridge, &videoManager, &namespaces);
|
|
MOZ_ASSERT(opened);
|
|
|
|
Unused << SendReinitRendering(std::move(compositor), std::move(imageBridge),
|
|
std::move(vrBridge), std::move(videoManager),
|
|
namespaces);
|
|
}
|
|
|
|
void ContentParent::OnCompositorDeviceReset() {
|
|
Unused << SendReinitRenderingForDeviceReset();
|
|
}
|
|
|
|
PClientOpenWindowOpParent* ContentParent::AllocPClientOpenWindowOpParent(
|
|
const ClientOpenWindowArgs& aArgs) {
|
|
return AllocClientOpenWindowOpParent(aArgs);
|
|
}
|
|
|
|
bool ContentParent::DeallocPClientOpenWindowOpParent(
|
|
PClientOpenWindowOpParent* aActor) {
|
|
return DeallocClientOpenWindowOpParent(aActor);
|
|
}
|
|
|
|
void ContentParent::MaybeEnableRemoteInputEventQueue() {
|
|
MOZ_ASSERT(!mIsRemoteInputEventQueueEnabled);
|
|
if (!IsInputEventQueueSupported()) {
|
|
return;
|
|
}
|
|
mIsRemoteInputEventQueueEnabled = true;
|
|
Unused << SendSetInputEventQueueEnabled();
|
|
SetInputPriorityEventEnabled(true);
|
|
}
|
|
|
|
void ContentParent::SetInputPriorityEventEnabled(bool aEnabled) {
|
|
if (!IsInputEventQueueSupported() || !mIsRemoteInputEventQueueEnabled ||
|
|
mIsInputPriorityEventEnabled == aEnabled) {
|
|
return;
|
|
}
|
|
mIsInputPriorityEventEnabled = aEnabled;
|
|
// Send IPC messages to flush the pending events in the input event queue and
|
|
// the normal event queue. See PContent.ipdl for more details.
|
|
Unused << SendSuspendInputEventQueue();
|
|
Unused << SendFlushInputEventQueue();
|
|
Unused << SendResumeInputEventQueue();
|
|
}
|
|
|
|
/*static*/
|
|
bool ContentParent::IsInputEventQueueSupported() {
|
|
static bool sSupported = false;
|
|
static bool sInitialized = false;
|
|
if (!sInitialized) {
|
|
MOZ_ASSERT(Preferences::IsServiceAvailable());
|
|
sSupported = Preferences::GetBool("input_event_queue.supported", false);
|
|
sInitialized = true;
|
|
}
|
|
return sSupported;
|
|
}
|
|
|
|
void ContentParent::OnVarChanged(const GfxVarUpdate& aVar) {
|
|
if (!mIPCOpen) {
|
|
return;
|
|
}
|
|
Unused << SendVarUpdate(aVar);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvReadFontList(
|
|
nsTArray<FontListEntry>* retValue) {
|
|
#ifdef ANDROID
|
|
gfxAndroidPlatform::GetPlatform()->GetSystemFontList(retValue);
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetClipboard(
|
|
const IPCDataTransfer& aDataTransfer, const bool& aIsPrivateData,
|
|
const IPC::Principal& aRequestingPrincipal,
|
|
const uint32_t& aContentPolicyType, const int32_t& aWhichClipboard) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
nsCOMPtr<nsITransferable> trans =
|
|
do_CreateInstance("@mozilla.org/widget/transferable;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
trans->Init(nullptr);
|
|
|
|
rv = nsContentUtils::IPCTransferableToTransferable(
|
|
aDataTransfer, aIsPrivateData, aRequestingPrincipal, aContentPolicyType,
|
|
trans, this, nullptr);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
clipboard->SetData(trans, nullptr, aWhichClipboard);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetClipboard(
|
|
nsTArray<nsCString>&& aTypes, const int32_t& aWhichClipboard,
|
|
IPCDataTransfer* aDataTransfer) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
nsCOMPtr<nsITransferable> trans =
|
|
do_CreateInstance("@mozilla.org/widget/transferable;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
trans->Init(nullptr);
|
|
// The private flag is only used to prevent the data from being cached to the
|
|
// disk. The flag is not exported to the IPCDataTransfer object.
|
|
// The flag is set because we are not sure whether the clipboard data is used
|
|
// in a private browsing context. The transferable is only used in this scope,
|
|
// so the cache would not reduce memory consumption anyway.
|
|
trans->SetIsPrivateData(true);
|
|
|
|
for (uint32_t t = 0; t < aTypes.Length(); t++) {
|
|
trans->AddDataFlavor(aTypes[t].get());
|
|
}
|
|
|
|
clipboard->GetData(trans, aWhichClipboard);
|
|
nsContentUtils::TransferableToIPCTransferable(trans, aDataTransfer, true,
|
|
nullptr, this);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvEmptyClipboard(
|
|
const int32_t& aWhichClipboard) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
clipboard->EmptyClipboard(aWhichClipboard);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvClipboardHasType(
|
|
nsTArray<nsCString>&& aTypes, const int32_t& aWhichClipboard,
|
|
bool* aHasType) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
clipboard->HasDataMatchingFlavors(aTypes, aWhichClipboard, aHasType);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetExternalClipboardFormats(
|
|
const int32_t& aWhichClipboard, const bool& aPlainTextOnly,
|
|
nsTArray<nsCString>* aTypes) {
|
|
MOZ_ASSERT(aTypes);
|
|
DataTransfer::GetExternalClipboardFormats(aWhichClipboard, aPlainTextOnly,
|
|
aTypes);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPlaySound(const URIParams& aURI) {
|
|
nsCOMPtr<nsIURI> soundURI = DeserializeURI(aURI);
|
|
bool isChrome = false;
|
|
// If the check here fails, it can only mean that this message was spoofed.
|
|
if (!soundURI || NS_FAILED(soundURI->SchemeIs("chrome", &isChrome)) ||
|
|
!isChrome) {
|
|
// PlaySound only accepts a valid chrome URI.
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<nsIURL> soundURL(do_QueryInterface(soundURI));
|
|
if (!soundURL) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsresult rv;
|
|
nsCOMPtr<nsISound> sound(do_GetService(NS_SOUND_CID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
sound->Play(soundURL);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvBeep() {
|
|
nsresult rv;
|
|
nsCOMPtr<nsISound> sound(do_GetService(NS_SOUND_CID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
sound->Beep();
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPlayEventSound(
|
|
const uint32_t& aEventId) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsISound> sound(do_GetService(NS_SOUND_CID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
sound->PlayEventSound(aEventId);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetIconForExtension(
|
|
const nsCString& aFileExt, const uint32_t& aIconSize,
|
|
nsTArray<uint8_t>* bits) {
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
NS_ASSERTION(AndroidBridge::Bridge() != nullptr,
|
|
"AndroidBridge is not available");
|
|
if (AndroidBridge::Bridge() == nullptr) {
|
|
// Do not fail - just no icon will be shown
|
|
return IPC_OK();
|
|
}
|
|
|
|
bits->AppendElements(aIconSize * aIconSize * 4);
|
|
|
|
AndroidBridge::Bridge()->GetIconForExtension(aFileExt, aIconSize,
|
|
bits->Elements());
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetShowPasswordSetting(
|
|
bool* showPassword) {
|
|
// default behavior is to show the last password character
|
|
*showPassword = true;
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
NS_ASSERTION(AndroidBridge::Bridge() != nullptr,
|
|
"AndroidBridge is not available");
|
|
|
|
*showPassword = java::GeckoAppShell::GetShowPasswordSetting();
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvFirstIdle() {
|
|
// When the ContentChild goes idle, it sends us a FirstIdle message
|
|
// which we use as a good time to signal the PreallocatedProcessManager
|
|
// that it can start allocating processes from now on.
|
|
PreallocatedProcessManager::RemoveBlocker(this);
|
|
return IPC_OK();
|
|
}
|
|
|
|
// We want ContentParent to show up in CC logs for debugging purposes, but we
|
|
// don't actually cycle collect it.
|
|
NS_IMPL_CYCLE_COLLECTION_0(ContentParent)
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(ContentParent)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(ContentParent)
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(ContentParent)
|
|
NS_INTERFACE_MAP_ENTRY_CONCRETE(ContentParent)
|
|
NS_INTERFACE_MAP_ENTRY(nsIObserver)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMGeoPositionCallback)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMGeoPositionErrorCallback)
|
|
NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIObserver)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::Observe(nsISupports* aSubject, const char* aTopic,
|
|
const char16_t* aData) {
|
|
if (mSubprocess && (!strcmp(aTopic, "profile-before-change") ||
|
|
!strcmp(aTopic, "xpcom-shutdown"))) {
|
|
// Make sure that our process will get scheduled.
|
|
ProcessPriorityManager::SetProcessPriority(this,
|
|
PROCESS_PRIORITY_FOREGROUND);
|
|
|
|
// Okay to call ShutDownProcess multiple times.
|
|
ShutDownProcess(SEND_SHUTDOWN_MESSAGE);
|
|
MarkAsDead();
|
|
|
|
// Wait for shutdown to complete, so that we receive any shutdown
|
|
// data (e.g. telemetry) from the child before we quit.
|
|
// This loop terminate prematurely based on mForceKillTimer.
|
|
SpinEventLoopUntil([&]() { return !mIPCOpen || mCalledKillHard; });
|
|
NS_ASSERTION(!mSubprocess, "Close should have nulled mSubprocess");
|
|
}
|
|
|
|
if (IsDead() || !mSubprocess) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!strcmp(aTopic, "nsPref:changed")) {
|
|
// A pref changed. If it's not on the blacklist, inform child processes.
|
|
if (!ShouldSyncPreference(aData)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// We know prefs are ASCII here.
|
|
NS_LossyConvertUTF16toASCII strData(aData);
|
|
|
|
Pref pref(strData, /* isLocked */ false, Nothing(), Nothing());
|
|
Preferences::GetPreference(&pref);
|
|
if (IsAlive()) {
|
|
MOZ_ASSERT(mQueuedPrefs.IsEmpty());
|
|
if (!SendPreferenceUpdate(pref)) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
} else {
|
|
MOZ_ASSERT(IsLaunching());
|
|
mQueuedPrefs.AppendElement(pref);
|
|
}
|
|
}
|
|
|
|
if (!IsAlive()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// listening for memory pressure event
|
|
if (!strcmp(aTopic, "memory-pressure")) {
|
|
Unused << SendFlushMemory(nsDependentString(aData));
|
|
} else if (!strcmp(aTopic, NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC)) {
|
|
NS_ConvertUTF16toUTF8 dataStr(aData);
|
|
const char* offline = dataStr.get();
|
|
if (!SendSetOffline(!strcmp(offline, "true") ? true : false)) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
} else if (!strcmp(aTopic, NS_IPC_IOSERVICE_SET_CONNECTIVITY_TOPIC)) {
|
|
if (!SendSetConnectivity(NS_LITERAL_STRING("true").Equals(aData))) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
} else if (!strcmp(aTopic, NS_IPC_CAPTIVE_PORTAL_SET_STATE)) {
|
|
nsCOMPtr<nsICaptivePortalService> cps = do_QueryInterface(aSubject);
|
|
MOZ_ASSERT(cps, "Should QI to a captive portal service");
|
|
if (!cps) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
int32_t state;
|
|
cps->GetState(&state);
|
|
if (!SendSetCaptivePortalState(state)) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
}
|
|
// listening for alert notifications
|
|
else if (!strcmp(aTopic, "alertfinished") ||
|
|
!strcmp(aTopic, "alertclickcallback") ||
|
|
!strcmp(aTopic, "alertshow") ||
|
|
!strcmp(aTopic, "alertdisablecallback") ||
|
|
!strcmp(aTopic, "alertsettingscallback")) {
|
|
if (!SendNotifyAlertsObserver(nsDependentCString(aTopic),
|
|
nsDependentString(aData)))
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
} else if (!strcmp(aTopic, "child-gc-request")) {
|
|
Unused << SendGarbageCollect();
|
|
} else if (!strcmp(aTopic, "child-cc-request")) {
|
|
Unused << SendCycleCollect();
|
|
} else if (!strcmp(aTopic, "child-mmu-request")) {
|
|
Unused << SendMinimizeMemoryUsage();
|
|
} else if (!strcmp(aTopic, "child-ghost-request")) {
|
|
Unused << SendUnlinkGhosts();
|
|
} else if (!strcmp(aTopic, "last-pb-context-exited")) {
|
|
Unused << SendLastPrivateDocShellDestroyed();
|
|
}
|
|
#ifdef ACCESSIBILITY
|
|
else if (aData && !strcmp(aTopic, "a11y-init-or-shutdown")) {
|
|
if (*aData == '1') {
|
|
// Make sure accessibility is running in content process when
|
|
// accessibility gets initiated in chrome process.
|
|
# if defined(XP_WIN)
|
|
// Don't init content a11y if we detect an incompat version of JAWS in
|
|
// use.
|
|
if (!mozilla::a11y::Compatibility::IsOldJAWS()) {
|
|
Unused << SendActivateA11y(
|
|
::GetCurrentThreadId(),
|
|
a11y::AccessibleWrap::GetContentProcessIdFor(ChildID()));
|
|
}
|
|
# else
|
|
Unused << SendActivateA11y(0, 0);
|
|
# endif
|
|
} else {
|
|
// If possible, shut down accessibility in content process when
|
|
// accessibility gets shutdown in chrome process.
|
|
Unused << SendShutdownA11y();
|
|
}
|
|
}
|
|
#endif
|
|
else if (!strcmp(aTopic, "cacheservice:empty-cache")) {
|
|
Unused << SendNotifyEmptyHTTPCache();
|
|
} else if (!strcmp(aTopic, "intl:app-locales-changed")) {
|
|
nsTArray<nsCString> appLocales;
|
|
LocaleService::GetInstance()->GetAppLocalesAsBCP47(appLocales);
|
|
Unused << SendUpdateAppLocales(appLocales);
|
|
} else if (!strcmp(aTopic, "intl:requested-locales-changed")) {
|
|
nsTArray<nsCString> requestedLocales;
|
|
LocaleService::GetInstance()->GetRequestedLocales(requestedLocales);
|
|
Unused << SendUpdateRequestedLocales(requestedLocales);
|
|
} else if (!strcmp(aTopic, "cookie-changed") ||
|
|
!strcmp(aTopic, "private-cookie-changed")) {
|
|
if (!aData) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
PNeckoParent* neckoParent = LoneManagedOrNullAsserts(ManagedPNeckoParent());
|
|
if (!neckoParent) {
|
|
return NS_OK;
|
|
}
|
|
PCookieServiceParent* csParent =
|
|
LoneManagedOrNullAsserts(neckoParent->ManagedPCookieServiceParent());
|
|
if (!csParent) {
|
|
return NS_OK;
|
|
}
|
|
auto* cs = static_cast<CookieServiceParent*>(csParent);
|
|
// Do not push these cookie updates to the same process they originated
|
|
// from.
|
|
if (cs->ProcessingCookie()) {
|
|
return NS_OK;
|
|
}
|
|
if (!nsCRT::strcmp(aData, u"batch-deleted")) {
|
|
nsCOMPtr<nsIArray> cookieList = do_QueryInterface(aSubject);
|
|
NS_ASSERTION(cookieList, "couldn't get cookie list");
|
|
cs->RemoveBatchDeletedCookies(cookieList);
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!nsCRT::strcmp(aData, u"cleared")) {
|
|
cs->RemoveAll();
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsICookie> xpcCookie = do_QueryInterface(aSubject);
|
|
NS_ASSERTION(xpcCookie, "couldn't get cookie");
|
|
if (!nsCRT::strcmp(aData, u"deleted")) {
|
|
cs->RemoveCookie(xpcCookie);
|
|
} else if ((!nsCRT::strcmp(aData, u"added")) ||
|
|
(!nsCRT::strcmp(aData, u"changed"))) {
|
|
cs->AddCookie(xpcCookie);
|
|
}
|
|
} else if (!strcmp(aTopic, NS_NETWORK_LINK_TYPE_TOPIC)) {
|
|
UpdateNetworkLinkType();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
/* static */
|
|
bool ContentParent::ShouldSyncPreference(const char16_t* aData) {
|
|
#define BLACKLIST_ENTRY(s) \
|
|
{ s, (sizeof(s) / sizeof(char16_t)) - 1 }
|
|
struct BlacklistEntry {
|
|
const char16_t* mPrefBranch;
|
|
size_t mLen;
|
|
};
|
|
// These prefs are not useful in child processes.
|
|
static const BlacklistEntry sContentPrefBranchBlacklist[] = {
|
|
BLACKLIST_ENTRY(u"app.update.lastUpdateTime."),
|
|
BLACKLIST_ENTRY(u"datareporting.policy."),
|
|
BLACKLIST_ENTRY(u"browser.safebrowsing.provider."),
|
|
BLACKLIST_ENTRY(u"browser.shell."),
|
|
BLACKLIST_ENTRY(u"browser.slowStartup."),
|
|
BLACKLIST_ENTRY(u"browser.startup."),
|
|
BLACKLIST_ENTRY(u"extensions.getAddons.cache."),
|
|
BLACKLIST_ENTRY(u"media.gmp-manager."),
|
|
BLACKLIST_ENTRY(u"media.gmp-gmpopenh264."),
|
|
BLACKLIST_ENTRY(u"privacy.sanitize."),
|
|
};
|
|
#undef BLACKLIST_ENTRY
|
|
|
|
for (const auto& entry : sContentPrefBranchBlacklist) {
|
|
if (NS_strncmp(entry.mPrefBranch, aData, entry.mLen) == 0) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void ContentParent::UpdateNetworkLinkType() {
|
|
nsresult rv;
|
|
nsCOMPtr<nsINetworkLinkService> nls =
|
|
do_GetService(NS_NETWORK_LINK_SERVICE_CONTRACTID, &rv);
|
|
if (NS_FAILED(rv)) {
|
|
return;
|
|
}
|
|
|
|
uint32_t linkType = nsINetworkLinkService::LINK_TYPE_UNKNOWN;
|
|
rv = nls->GetLinkType(&linkType);
|
|
if (NS_FAILED(rv)) {
|
|
return;
|
|
}
|
|
|
|
Unused << SendNetworkLinkTypeChange(linkType);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::GetInterface(const nsIID& aIID, void** aResult) {
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
|
|
if (aIID.Equals(NS_GET_IID(nsIMessageSender))) {
|
|
nsCOMPtr<nsIMessageSender> mm = GetMessageManager();
|
|
mm.forget(aResult);
|
|
return NS_OK;
|
|
}
|
|
|
|
return NS_NOINTERFACE;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInitBackground(
|
|
Endpoint<PBackgroundParent>&& aEndpoint) {
|
|
if (!BackgroundParent::Alloc(this, std::move(aEndpoint))) {
|
|
NS_WARNING("BackgroundParent::Alloc failed");
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::jsipc::PJavaScriptParent* ContentParent::AllocPJavaScriptParent() {
|
|
MOZ_ASSERT(ManagedPJavaScriptParent().IsEmpty());
|
|
return NewJavaScriptParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPJavaScriptParent(PJavaScriptParent* parent) {
|
|
ReleaseJavaScriptParent(parent);
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::CanOpenBrowser(const IPCTabContext& aContext) {
|
|
// (PopupIPCTabContext lets the child process prove that it has access to
|
|
// the app it's trying to open.)
|
|
// On e10s we also allow UnsafeTabContext to allow service workers to open
|
|
// windows. This is enforced in MaybeInvalidTabContext.
|
|
if (aContext.type() != IPCTabContext::TPopupIPCTabContext &&
|
|
aContext.type() != IPCTabContext::TUnsafeIPCTabContext) {
|
|
ASSERT_UNLESS_FUZZING(
|
|
"Unexpected IPCTabContext type. Aborting AllocPBrowserParent.");
|
|
return false;
|
|
}
|
|
|
|
if (aContext.type() == IPCTabContext::TPopupIPCTabContext) {
|
|
const PopupIPCTabContext& popupContext = aContext.get_PopupIPCTabContext();
|
|
if (popupContext.opener().type() != PBrowserOrId::TPBrowserParent) {
|
|
ASSERT_UNLESS_FUZZING(
|
|
"Unexpected PopupIPCTabContext type. Aborting AllocPBrowserParent.");
|
|
return false;
|
|
}
|
|
|
|
auto opener =
|
|
BrowserParent::GetFrom(popupContext.opener().get_PBrowserParent());
|
|
if (!opener) {
|
|
ASSERT_UNLESS_FUZZING(
|
|
"Got null opener from child; aborting AllocPBrowserParent.");
|
|
return false;
|
|
}
|
|
|
|
// Popup windows of isMozBrowserElement frames must be isMozBrowserElement
|
|
// if the parent isMozBrowserElement. Allocating a !isMozBrowserElement
|
|
// frame with same app ID would allow the content to access data it's not
|
|
// supposed to.
|
|
if (!popupContext.isMozBrowserElement() && opener->IsMozBrowserElement()) {
|
|
ASSERT_UNLESS_FUZZING(
|
|
"Child trying to escalate privileges! Aborting "
|
|
"AllocPBrowserParent.");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
MaybeInvalidTabContext tc(aContext);
|
|
if (!tc.IsValid()) {
|
|
NS_ERROR(nsPrintfCString("Child passed us an invalid TabContext. (%s) "
|
|
"Aborting AllocPBrowserParent.",
|
|
tc.GetInvalidReason())
|
|
.get());
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::DeallocPBrowserParent(PBrowserParent* frame) {
|
|
BrowserParent* parent = BrowserParent::GetFrom(frame);
|
|
NS_RELEASE(parent);
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvConstructPopupBrowser(
|
|
ManagedEndpoint<PBrowserParent>&& aBrowserEp, const TabId& aTabId,
|
|
const IPCTabContext& aContext, BrowsingContext* aBrowsingContext,
|
|
const uint32_t& aChromeFlags) {
|
|
if (!CanOpenBrowser(aContext)) {
|
|
return IPC_FAIL(this, "CanOpenBrowser Failed");
|
|
}
|
|
|
|
uint32_t chromeFlags = aChromeFlags;
|
|
TabId openerTabId(0);
|
|
ContentParentId openerCpId(0);
|
|
if (aContext.type() == IPCTabContext::TPopupIPCTabContext) {
|
|
// CanOpenBrowser has ensured that the IPCTabContext is of
|
|
// type PopupIPCTabContext, and that the opener BrowserParent is
|
|
// reachable.
|
|
const PopupIPCTabContext& popupContext = aContext.get_PopupIPCTabContext();
|
|
auto opener =
|
|
BrowserParent::GetFrom(popupContext.opener().get_PBrowserParent());
|
|
openerTabId = opener->GetTabId();
|
|
openerCpId = opener->Manager()->ChildID();
|
|
|
|
// We must ensure that the private browsing and remoteness flags
|
|
// match those of the opener.
|
|
nsCOMPtr<nsILoadContext> loadContext = opener->GetLoadContext();
|
|
if (!loadContext) {
|
|
return IPC_FAIL(this, "Missing Opener LoadContext");
|
|
}
|
|
|
|
bool isPrivate;
|
|
loadContext->GetUsePrivateBrowsing(&isPrivate);
|
|
if (isPrivate) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW;
|
|
}
|
|
}
|
|
|
|
if (openerTabId > 0 ||
|
|
aContext.type() == IPCTabContext::TUnsafeIPCTabContext) {
|
|
MOZ_ASSERT(XRE_IsParentProcess());
|
|
if (!XRE_IsParentProcess()) {
|
|
return IPC_FAIL(this, "Not in Parent Process");
|
|
}
|
|
|
|
// The creation of PBrowser was triggered from content process through
|
|
// either window.open() or service worker's openWindow().
|
|
// We need to register remote frame with the child generated tab id.
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
if (!cpm->RegisterRemoteFrame(aTabId, openerCpId, openerTabId, aContext,
|
|
ChildID())) {
|
|
return IPC_FAIL(this, "RegisterRemoteFrame Failed");
|
|
}
|
|
}
|
|
|
|
// And because we're allocating a remote browser, of course the
|
|
// window is remote.
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_REMOTE_WINDOW;
|
|
|
|
CanonicalBrowsingContext* browsingContext =
|
|
CanonicalBrowsingContext::Cast(aBrowsingContext);
|
|
if (NS_WARN_IF(!browsingContext->IsOwnedByProcess(ChildID()))) {
|
|
return IPC_FAIL(this, "BrowsingContext Owned by Incorrect Process!");
|
|
}
|
|
|
|
MaybeInvalidTabContext tc(aContext);
|
|
MOZ_ASSERT(tc.IsValid());
|
|
RefPtr<BrowserParent> parent = new BrowserParent(
|
|
this, aTabId, tc.GetTabContext(), browsingContext, chromeFlags);
|
|
|
|
// Bind the created BrowserParent to IPC to actually link the actor. The ref
|
|
// here is released in DeallocPBrowserParent.
|
|
if (NS_WARN_IF(!BindPBrowserEndpoint(std::move(aBrowserEp),
|
|
do_AddRef(parent).take()))) {
|
|
return IPC_FAIL(this, "BindPBrowserEndpoint failed");
|
|
}
|
|
|
|
// When enabling input event prioritization, input events may preempt other
|
|
// normal priority IPC messages. To prevent the input events preempt
|
|
// PBrowserConstructor, we use an IPC 'RemoteIsReadyToHandleInputEvents' to
|
|
// notify parent that BrowserChild is created. In this case, PBrowser is
|
|
// initiated from content so that we can set BrowserParent as ready to handle
|
|
// input
|
|
parent->SetReadyToHandleInputEvents();
|
|
return IPC_OK();
|
|
}
|
|
|
|
PIPCBlobInputStreamParent* ContentParent::AllocPIPCBlobInputStreamParent(
|
|
const nsID& aID, const uint64_t& aSize) {
|
|
MOZ_CRASH("PIPCBlobInputStreamParent actors should be manually constructed!");
|
|
return nullptr;
|
|
}
|
|
|
|
bool ContentParent::DeallocPIPCBlobInputStreamParent(
|
|
PIPCBlobInputStreamParent* aActor) {
|
|
RefPtr<IPCBlobInputStreamParent> actor =
|
|
dont_AddRef(static_cast<IPCBlobInputStreamParent*>(aActor));
|
|
return true;
|
|
}
|
|
|
|
mozilla::PRemoteSpellcheckEngineParent*
|
|
ContentParent::AllocPRemoteSpellcheckEngineParent() {
|
|
mozilla::RemoteSpellcheckEngineParent* parent =
|
|
new mozilla::RemoteSpellcheckEngineParent();
|
|
return parent;
|
|
}
|
|
|
|
bool ContentParent::DeallocPRemoteSpellcheckEngineParent(
|
|
PRemoteSpellcheckEngineParent* parent) {
|
|
delete parent;
|
|
return true;
|
|
}
|
|
|
|
/* static */
|
|
void ContentParent::ForceKillTimerCallback(nsITimer* aTimer, void* aClosure) {
|
|
// We don't want to time out the content process during XPCShell tests. This
|
|
// is the easiest way to ensure that.
|
|
if (PR_GetEnv("XPCSHELL_TEST_PROFILE_DIR")) {
|
|
return;
|
|
}
|
|
|
|
auto self = static_cast<ContentParent*>(aClosure);
|
|
self->KillHard("ShutDownKill");
|
|
}
|
|
|
|
void ContentParent::GeneratePairedMinidump(const char* aReason) {
|
|
// We're about to kill the child process associated with this content.
|
|
// Something has gone wrong to get us here, so we generate a minidump
|
|
// of the parent and child for submission to the crash server unless we're
|
|
// already shutting down.
|
|
nsCOMPtr<nsIAppStartup> appStartup = components::AppStartup::Service();
|
|
if (mCrashReporter && !appStartup->GetShuttingDown() &&
|
|
Preferences::GetBool("dom.ipc.tabs.createKillHardCrashReports", false)) {
|
|
// GeneratePairedMinidump creates two minidumps for us - the main
|
|
// one is for the content process we're about to kill, and the other
|
|
// one is for the main browser process. That second one is the extra
|
|
// minidump tagging along, so we have to tell the crash reporter that
|
|
// it exists and is being appended.
|
|
nsAutoCString additionalDumps("browser");
|
|
mCrashReporter->AddAnnotation(
|
|
CrashReporter::Annotation::additional_minidumps, additionalDumps);
|
|
nsDependentCString reason(aReason);
|
|
mCrashReporter->AddAnnotation(CrashReporter::Annotation::ipc_channel_error,
|
|
reason);
|
|
|
|
// Generate the report and insert into the queue for submittal.
|
|
if (mCrashReporter->GenerateMinidumpAndPair(
|
|
this, nullptr, NS_LITERAL_CSTRING("browser"))) {
|
|
mCreatedPairedMinidumps = mCrashReporter->FinalizeCrashReport();
|
|
}
|
|
}
|
|
}
|
|
|
|
// WARNING: aReason appears in telemetry, so any new value passed in requires
|
|
// data review.
|
|
void ContentParent::KillHard(const char* aReason) {
|
|
AUTO_PROFILER_LABEL("ContentParent::KillHard", OTHER);
|
|
|
|
// On Windows, calling KillHard multiple times causes problems - the
|
|
// process handle becomes invalid on the first call, causing a second call
|
|
// to crash our process - more details in bug 890840.
|
|
if (mCalledKillHard) {
|
|
return;
|
|
}
|
|
mCalledKillHard = true;
|
|
mForceKillTimer = nullptr;
|
|
|
|
GeneratePairedMinidump(aReason);
|
|
|
|
nsDependentCString reason(aReason);
|
|
Telemetry::Accumulate(Telemetry::SUBPROCESS_KILL_HARD, reason, 1);
|
|
|
|
ProcessHandle otherProcessHandle;
|
|
if (!base::OpenProcessHandle(OtherPid(), &otherProcessHandle)) {
|
|
NS_ERROR("Failed to open child process when attempting kill.");
|
|
return;
|
|
}
|
|
|
|
if (!KillProcess(otherProcessHandle, base::PROCESS_END_KILLED_BY_USER,
|
|
false)) {
|
|
NS_WARNING("failed to kill subprocess!");
|
|
}
|
|
|
|
if (mSubprocess) {
|
|
mSubprocess->SetAlreadyDead();
|
|
}
|
|
|
|
// EnsureProcessTerminated has responsibilty for closing otherProcessHandle.
|
|
XRE_GetIOMessageLoop()->PostTask(
|
|
NewRunnableFunction("EnsureProcessTerminatedRunnable",
|
|
&ProcessWatcher::EnsureProcessTerminated,
|
|
otherProcessHandle, /*force=*/true));
|
|
}
|
|
|
|
void ContentParent::FriendlyName(nsAString& aName, bool aAnonymize) {
|
|
aName.Truncate();
|
|
if (mIsForBrowser) {
|
|
aName.AssignLiteral("Browser");
|
|
} else if (aAnonymize) {
|
|
aName.AssignLiteral("<anonymized-name>");
|
|
} else {
|
|
aName.AssignLiteral("???");
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInitCrashReporter(
|
|
Shmem&& aShmem, const NativeThreadId& aThreadId) {
|
|
mCrashReporter = MakeUnique<CrashReporterHost>(GeckoProcessType_Content,
|
|
aShmem, aThreadId);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
hal_sandbox::PHalParent* ContentParent::AllocPHalParent() {
|
|
return hal_sandbox::CreateHalParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPHalParent(hal_sandbox::PHalParent* aHal) {
|
|
delete aHal;
|
|
return true;
|
|
}
|
|
|
|
devtools::PHeapSnapshotTempFileHelperParent*
|
|
ContentParent::AllocPHeapSnapshotTempFileHelperParent() {
|
|
return devtools::HeapSnapshotTempFileHelperParent::Create();
|
|
}
|
|
|
|
bool ContentParent::DeallocPHeapSnapshotTempFileHelperParent(
|
|
devtools::PHeapSnapshotTempFileHelperParent* aHeapSnapshotHelper) {
|
|
delete aHeapSnapshotHelper;
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::SendRequestMemoryReport(
|
|
const uint32_t& aGeneration, const bool& aAnonymize,
|
|
const bool& aMinimizeMemoryUsage, const Maybe<FileDescriptor>& aDMDFile) {
|
|
// This automatically cancels the previous request.
|
|
mMemoryReportRequest = MakeUnique<MemoryReportRequestHost>(aGeneration);
|
|
Unused << PContentParent::SendRequestMemoryReport(
|
|
aGeneration, aAnonymize, aMinimizeMemoryUsage, aDMDFile);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAddMemoryReport(
|
|
const MemoryReport& aReport) {
|
|
if (mMemoryReportRequest) {
|
|
mMemoryReportRequest->RecvReport(aReport);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvFinishMemoryReport(
|
|
const uint32_t& aGeneration) {
|
|
if (mMemoryReportRequest) {
|
|
mMemoryReportRequest->Finish(aGeneration);
|
|
mMemoryReportRequest = nullptr;
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAddPerformanceMetrics(
|
|
const nsID& aID, nsTArray<PerformanceInfo>&& aMetrics) {
|
|
nsresult rv = PerformanceMetricsCollector::DataReceived(aID, aMetrics);
|
|
Unused << NS_WARN_IF(NS_FAILED(rv));
|
|
return IPC_OK();
|
|
}
|
|
|
|
PCycleCollectWithLogsParent* ContentParent::AllocPCycleCollectWithLogsParent(
|
|
const bool& aDumpAllTraces, const FileDescriptor& aGCLog,
|
|
const FileDescriptor& aCCLog) {
|
|
MOZ_CRASH("Don't call this; use ContentParent::CycleCollectWithLogs");
|
|
}
|
|
|
|
bool ContentParent::DeallocPCycleCollectWithLogsParent(
|
|
PCycleCollectWithLogsParent* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::CycleCollectWithLogs(
|
|
bool aDumpAllTraces, nsICycleCollectorLogSink* aSink,
|
|
nsIDumpGCAndCCLogsCallback* aCallback) {
|
|
return CycleCollectWithLogsParent::AllocAndSendConstructor(
|
|
this, aDumpAllTraces, aSink, aCallback);
|
|
}
|
|
|
|
PTestShellParent* ContentParent::AllocPTestShellParent() {
|
|
return new TestShellParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPTestShellParent(PTestShellParent* shell) {
|
|
delete shell;
|
|
return true;
|
|
}
|
|
|
|
PScriptCacheParent* ContentParent::AllocPScriptCacheParent(
|
|
const FileDescOrError& cacheFile, const bool& wantCacheData) {
|
|
return new loader::ScriptCacheParent(wantCacheData);
|
|
}
|
|
|
|
bool ContentParent::DeallocPScriptCacheParent(PScriptCacheParent* cache) {
|
|
delete static_cast<loader::ScriptCacheParent*>(cache);
|
|
return true;
|
|
}
|
|
|
|
PNeckoParent* ContentParent::AllocPNeckoParent() { return new NeckoParent(); }
|
|
|
|
bool ContentParent::DeallocPNeckoParent(PNeckoParent* necko) {
|
|
delete necko;
|
|
return true;
|
|
}
|
|
|
|
PPrintingParent* ContentParent::AllocPPrintingParent() {
|
|
#ifdef NS_PRINTING
|
|
if (mPrintingParent) {
|
|
// Only one PrintingParent should be created per process.
|
|
return nullptr;
|
|
}
|
|
|
|
// Create the printing singleton for this process.
|
|
mPrintingParent = new PrintingParent();
|
|
|
|
// Take another reference for IPDL code.
|
|
mPrintingParent.get()->AddRef();
|
|
|
|
return mPrintingParent.get();
|
|
#else
|
|
MOZ_ASSERT_UNREACHABLE("Should never be created if no printing.");
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool ContentParent::DeallocPPrintingParent(PPrintingParent* printing) {
|
|
#ifdef NS_PRINTING
|
|
MOZ_RELEASE_ASSERT(
|
|
mPrintingParent == printing,
|
|
"Only one PrintingParent should have been created per process.");
|
|
|
|
// Release reference taken for IPDL code.
|
|
static_cast<PrintingParent*>(printing)->Release();
|
|
|
|
mPrintingParent = nullptr;
|
|
#else
|
|
MOZ_ASSERT_UNREACHABLE("Should never have been created if no printing.");
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
#ifdef NS_PRINTING
|
|
already_AddRefed<embedding::PrintingParent> ContentParent::GetPrintingParent() {
|
|
MOZ_ASSERT(mPrintingParent);
|
|
|
|
RefPtr<embedding::PrintingParent> printingParent = mPrintingParent;
|
|
return printingParent.forget();
|
|
}
|
|
#endif
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInitStreamFilter(
|
|
const uint64_t& aChannelId, const nsString& aAddonId,
|
|
InitStreamFilterResolver&& aResolver) {
|
|
Endpoint<PStreamFilterChild> endpoint;
|
|
Unused << extensions::StreamFilterParent::Create(this, aChannelId, aAddonId,
|
|
&endpoint);
|
|
|
|
aResolver(std::move(endpoint));
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
PChildToParentStreamParent* ContentParent::AllocPChildToParentStreamParent() {
|
|
return mozilla::ipc::AllocPChildToParentStreamParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPChildToParentStreamParent(
|
|
PChildToParentStreamParent* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PParentToChildStreamParent* ContentParent::AllocPParentToChildStreamParent() {
|
|
MOZ_CRASH(
|
|
"PParentToChildStreamParent actors should be manually constructed!");
|
|
}
|
|
|
|
bool ContentParent::DeallocPParentToChildStreamParent(
|
|
PParentToChildStreamParent* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PPSMContentDownloaderParent* ContentParent::AllocPPSMContentDownloaderParent(
|
|
const uint32_t& aCertType) {
|
|
RefPtr<PSMContentDownloaderParent> downloader =
|
|
new PSMContentDownloaderParent(aCertType);
|
|
return downloader.forget().take();
|
|
}
|
|
|
|
bool ContentParent::DeallocPPSMContentDownloaderParent(
|
|
PPSMContentDownloaderParent* aListener) {
|
|
auto* listener = static_cast<PSMContentDownloaderParent*>(aListener);
|
|
RefPtr<PSMContentDownloaderParent> downloader = dont_AddRef(listener);
|
|
return true;
|
|
}
|
|
|
|
PExternalHelperAppParent* ContentParent::AllocPExternalHelperAppParent(
|
|
const Maybe<URIParams>& uri,
|
|
const Maybe<mozilla::net::LoadInfoArgs>& aLoadInfoArgs,
|
|
const nsCString& aMimeContentType, const nsCString& aContentDisposition,
|
|
const uint32_t& aContentDispositionHint,
|
|
const nsString& aContentDispositionFilename, const bool& aForceSave,
|
|
const int64_t& aContentLength, const bool& aWasFileChannel,
|
|
const Maybe<URIParams>& aReferrer, PBrowserParent* aBrowser) {
|
|
ExternalHelperAppParent* parent = new ExternalHelperAppParent(
|
|
uri, aContentLength, aWasFileChannel, aContentDisposition,
|
|
aContentDispositionHint, aContentDispositionFilename);
|
|
parent->AddRef();
|
|
return parent;
|
|
}
|
|
|
|
bool ContentParent::DeallocPExternalHelperAppParent(
|
|
PExternalHelperAppParent* aService) {
|
|
ExternalHelperAppParent* parent =
|
|
static_cast<ExternalHelperAppParent*>(aService);
|
|
parent->Release();
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPExternalHelperAppConstructor(
|
|
PExternalHelperAppParent* actor, const Maybe<URIParams>& uri,
|
|
const Maybe<LoadInfoArgs>& loadInfoArgs, const nsCString& aMimeContentType,
|
|
const nsCString& aContentDisposition,
|
|
const uint32_t& aContentDispositionHint,
|
|
const nsString& aContentDispositionFilename, const bool& aForceSave,
|
|
const int64_t& aContentLength, const bool& aWasFileChannel,
|
|
const Maybe<URIParams>& aReferrer, PBrowserParent* aBrowser) {
|
|
static_cast<ExternalHelperAppParent*>(actor)->Init(
|
|
loadInfoArgs, aMimeContentType, aForceSave, aReferrer, aBrowser);
|
|
return IPC_OK();
|
|
}
|
|
|
|
PHandlerServiceParent* ContentParent::AllocPHandlerServiceParent() {
|
|
HandlerServiceParent* actor = new HandlerServiceParent();
|
|
actor->AddRef();
|
|
return actor;
|
|
}
|
|
|
|
bool ContentParent::DeallocPHandlerServiceParent(
|
|
PHandlerServiceParent* aHandlerServiceParent) {
|
|
static_cast<HandlerServiceParent*>(aHandlerServiceParent)->Release();
|
|
return true;
|
|
}
|
|
|
|
media::PMediaParent* ContentParent::AllocPMediaParent() {
|
|
return media::AllocPMediaParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPMediaParent(media::PMediaParent* aActor) {
|
|
return media::DeallocPMediaParent(aActor);
|
|
}
|
|
|
|
PPresentationParent* ContentParent::AllocPPresentationParent() {
|
|
RefPtr<PresentationParent> actor = new PresentationParent();
|
|
return actor.forget().take();
|
|
}
|
|
|
|
bool ContentParent::DeallocPPresentationParent(PPresentationParent* aActor) {
|
|
RefPtr<PresentationParent> actor =
|
|
dont_AddRef(static_cast<PresentationParent*>(aActor));
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPPresentationConstructor(
|
|
PPresentationParent* aActor) {
|
|
if (!static_cast<PresentationParent*>(aActor)->Init(mChildID)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
PSpeechSynthesisParent* ContentParent::AllocPSpeechSynthesisParent() {
|
|
#ifdef MOZ_WEBSPEECH
|
|
return new mozilla::dom::SpeechSynthesisParent();
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool ContentParent::DeallocPSpeechSynthesisParent(
|
|
PSpeechSynthesisParent* aActor) {
|
|
#ifdef MOZ_WEBSPEECH
|
|
delete aActor;
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPSpeechSynthesisConstructor(
|
|
PSpeechSynthesisParent* aActor) {
|
|
#ifdef MOZ_WEBSPEECH
|
|
if (!static_cast<SpeechSynthesisParent*>(aActor)->SendInit()) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
#else
|
|
return IPC_FAIL_NO_REASON(this);
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvStartVisitedQuery(
|
|
const URIParams& aURI) {
|
|
nsCOMPtr<nsIURI> newURI = DeserializeURI(aURI);
|
|
if (!newURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->RegisterVisitedCallback(newURI, nullptr);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetURITitle(const URIParams& uri,
|
|
const nsString& title) {
|
|
nsCOMPtr<nsIURI> ourURI = DeserializeURI(uri);
|
|
if (!ourURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->SetURITitle(ourURI, title);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvIsSecureURI(
|
|
const uint32_t& aType, const URIParams& aURI, const uint32_t& aFlags,
|
|
const OriginAttributes& aOriginAttributes, bool* aIsSecureURI) {
|
|
nsCOMPtr<nsISiteSecurityService> sss(do_GetService(NS_SSSERVICE_CONTRACTID));
|
|
if (!sss) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<nsIURI> ourURI = DeserializeURI(aURI);
|
|
if (!ourURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsresult rv = sss->IsSecureURI(aType, ourURI, aFlags, aOriginAttributes,
|
|
nullptr, nullptr, aIsSecureURI);
|
|
if (NS_FAILED(rv)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAccumulateMixedContentHSTS(
|
|
const URIParams& aURI, const bool& aActive,
|
|
const OriginAttributes& aOriginAttributes) {
|
|
nsCOMPtr<nsIURI> ourURI = DeserializeURI(aURI);
|
|
if (!ourURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsMixedContentBlocker::AccumulateMixedContentHSTS(ourURI, aActive,
|
|
aOriginAttributes);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvLoadURIExternal(
|
|
const URIParams& uri, PBrowserParent* windowContext) {
|
|
nsCOMPtr<nsIExternalProtocolService> extProtService(
|
|
do_GetService(NS_EXTERNALPROTOCOLSERVICE_CONTRACTID));
|
|
if (!extProtService) {
|
|
return IPC_OK();
|
|
}
|
|
nsCOMPtr<nsIURI> ourURI = DeserializeURI(uri);
|
|
if (!ourURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
RefPtr<RemoteWindowContext> context =
|
|
new RemoteWindowContext(static_cast<BrowserParent*>(windowContext));
|
|
extProtService->LoadURI(ourURI, context);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvExtProtocolChannelConnectParent(
|
|
const uint32_t& registrarId) {
|
|
nsresult rv;
|
|
|
|
// First get the real channel created before redirect on the parent.
|
|
nsCOMPtr<nsIChannel> channel;
|
|
rv = NS_LinkRedirectChannels(registrarId, nullptr, getter_AddRefs(channel));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
nsCOMPtr<nsIParentChannel> parent = do_QueryInterface(channel, &rv);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
// The channel itself is its own (faked) parent, link it.
|
|
rv = NS_LinkRedirectChannels(registrarId, parent, getter_AddRefs(channel));
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
// Signal the parent channel that it's a redirect-to parent. This will
|
|
// make AsyncOpen on it do nothing (what we want).
|
|
// Yes, this is a bit of a hack, but I don't think it's necessary to invent
|
|
// a new interface just to set this flag on the channel.
|
|
parent->SetParentListener(nullptr);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentParent::HasNotificationPermission(
|
|
const IPC::Principal& aPrincipal) {
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvShowAlert(
|
|
nsIAlertNotification* aAlert) {
|
|
if (!aAlert) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
nsresult rv = aAlert->GetPrincipal(getter_AddRefs(principal));
|
|
if (NS_WARN_IF(NS_FAILED(rv)) ||
|
|
!HasNotificationPermission(IPC::Principal(principal))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIAlertsService> sysAlerts(components::Alerts::Service());
|
|
if (sysAlerts) {
|
|
sysAlerts->ShowAlert(aAlert, this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCloseAlert(
|
|
const nsString& aName, const IPC::Principal& aPrincipal) {
|
|
if (!HasNotificationPermission(aPrincipal)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIAlertsService> sysAlerts(components::Alerts::Service());
|
|
if (sysAlerts) {
|
|
sysAlerts->CloseAlert(aName, aPrincipal);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvDisableNotifications(
|
|
const IPC::Principal& aPrincipal) {
|
|
if (HasNotificationPermission(aPrincipal)) {
|
|
Unused << Notification::RemovePermission(aPrincipal);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvOpenNotificationSettings(
|
|
const IPC::Principal& aPrincipal) {
|
|
if (HasNotificationPermission(aPrincipal)) {
|
|
Unused << Notification::OpenSettings(aPrincipal);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotificationEvent(
|
|
const nsString& aType, const NotificationEventData& aData) {
|
|
nsCOMPtr<nsIServiceWorkerManager> swm =
|
|
mozilla::services::GetServiceWorkerManager();
|
|
if (NS_WARN_IF(!swm)) {
|
|
// Probably shouldn't happen, but no need to crash the child process.
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (aType.EqualsLiteral("click")) {
|
|
nsresult rv = swm->SendNotificationClickEvent(
|
|
aData.originSuffix(), aData.scope(), aData.ID(), aData.title(),
|
|
aData.dir(), aData.lang(), aData.body(), aData.tag(), aData.icon(),
|
|
aData.data(), aData.behavior());
|
|
Unused << NS_WARN_IF(NS_FAILED(rv));
|
|
} else {
|
|
MOZ_ASSERT(aType.EqualsLiteral("close"));
|
|
nsresult rv = swm->SendNotificationCloseEvent(
|
|
aData.originSuffix(), aData.scope(), aData.ID(), aData.title(),
|
|
aData.dir(), aData.lang(), aData.body(), aData.tag(), aData.icon(),
|
|
aData.data(), aData.behavior());
|
|
Unused << NS_WARN_IF(NS_FAILED(rv));
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSyncMessage(
|
|
const nsString& aMsg, const ClonedMessageData& aData,
|
|
nsTArray<CpowEntry>&& aCpows, const IPC::Principal& aPrincipal,
|
|
nsTArray<StructuredCloneData>* aRetvals) {
|
|
AUTO_PROFILER_LABEL_DYNAMIC_LOSSY_NSSTRING("ContentParent::RecvSyncMessage",
|
|
OTHER, aMsg);
|
|
MMPrinter::Print("ContentParent::RecvSyncMessage", aMsg, aData);
|
|
|
|
CrossProcessCpowHolder cpows(this, aCpows);
|
|
RefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
ipc::StructuredCloneData data;
|
|
ipc::UnpackClonedMessageDataForParent(aData, data);
|
|
|
|
ppm->ReceiveMessage(ppm, nullptr, aMsg, true, &data, &cpows, aPrincipal,
|
|
aRetvals, IgnoreErrors());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRpcMessage(
|
|
const nsString& aMsg, const ClonedMessageData& aData,
|
|
nsTArray<CpowEntry>&& aCpows, const IPC::Principal& aPrincipal,
|
|
nsTArray<StructuredCloneData>* aRetvals) {
|
|
AUTO_PROFILER_LABEL_DYNAMIC_LOSSY_NSSTRING("ContentParent::RecvRpcMessage",
|
|
OTHER, aMsg);
|
|
MMPrinter::Print("ContentParent::RecvRpcMessage", aMsg, aData);
|
|
|
|
CrossProcessCpowHolder cpows(this, aCpows);
|
|
RefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
ipc::StructuredCloneData data;
|
|
ipc::UnpackClonedMessageDataForParent(aData, data);
|
|
|
|
ppm->ReceiveMessage(ppm, nullptr, aMsg, true, &data, &cpows, aPrincipal,
|
|
aRetvals, IgnoreErrors());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAsyncMessage(
|
|
const nsString& aMsg, nsTArray<CpowEntry>&& aCpows,
|
|
const IPC::Principal& aPrincipal, const ClonedMessageData& aData) {
|
|
AUTO_PROFILER_LABEL_DYNAMIC_LOSSY_NSSTRING("ContentParent::RecvAsyncMessage",
|
|
OTHER, aMsg);
|
|
MMPrinter::Print("ContentParent::RecvAsyncMessage", aMsg, aData);
|
|
|
|
CrossProcessCpowHolder cpows(this, aCpows);
|
|
RefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
ipc::StructuredCloneData data;
|
|
ipc::UnpackClonedMessageDataForParent(aData, data);
|
|
|
|
ppm->ReceiveMessage(ppm, nullptr, aMsg, false, &data, &cpows, aPrincipal,
|
|
nullptr, IgnoreErrors());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
static int32_t AddGeolocationListener(
|
|
nsIDOMGeoPositionCallback* watcher,
|
|
nsIDOMGeoPositionErrorCallback* errorCallBack, bool highAccuracy) {
|
|
RefPtr<Geolocation> geo = Geolocation::NonWindowSingleton();
|
|
|
|
UniquePtr<PositionOptions> options = MakeUnique<PositionOptions>();
|
|
options->mTimeout = 0;
|
|
options->mMaximumAge = 0;
|
|
options->mEnableHighAccuracy = highAccuracy;
|
|
return geo->WatchPosition(watcher, errorCallBack, std::move(options));
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAddGeolocationListener(
|
|
const IPC::Principal& aPrincipal, const bool& aHighAccuracy) {
|
|
// To ensure no geolocation updates are skipped, we always force the
|
|
// creation of a new listener.
|
|
RecvRemoveGeolocationListener();
|
|
mGeolocationWatchID = AddGeolocationListener(this, this, aHighAccuracy);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRemoveGeolocationListener() {
|
|
if (mGeolocationWatchID != -1) {
|
|
RefPtr<Geolocation> geo = Geolocation::NonWindowSingleton();
|
|
geo->ClearWatch(mGeolocationWatchID);
|
|
mGeolocationWatchID = -1;
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetGeolocationHigherAccuracy(
|
|
const bool& aEnable) {
|
|
// This should never be called without a listener already present,
|
|
// so this check allows us to forgo securing privileges.
|
|
if (mGeolocationWatchID != -1) {
|
|
RecvRemoveGeolocationListener();
|
|
mGeolocationWatchID = AddGeolocationListener(this, this, aEnable);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::HandleEvent(nsIDOMGeoPosition* postion) {
|
|
Unused << SendGeolocationUpdate(postion);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::HandleEvent(PositionError* positionError) {
|
|
Unused << SendGeolocationError(positionError->Code());
|
|
return NS_OK;
|
|
}
|
|
|
|
nsConsoleService* ContentParent::GetConsoleService() {
|
|
if (mConsoleService) {
|
|
return mConsoleService.get();
|
|
}
|
|
|
|
// XXXkhuey everything about this is terrible.
|
|
// Get the ConsoleService by CID rather than ContractID, so that we
|
|
// can cast the returned pointer to an nsConsoleService (rather than
|
|
// just an nsIConsoleService). This allows us to call the non-idl function
|
|
// nsConsoleService::LogMessageWithMode.
|
|
NS_DEFINE_CID(consoleServiceCID, NS_CONSOLESERVICE_CID);
|
|
nsCOMPtr<nsIConsoleService> consoleService(do_GetService(consoleServiceCID));
|
|
mConsoleService = static_cast<nsConsoleService*>(consoleService.get());
|
|
return mConsoleService.get();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvConsoleMessage(
|
|
const nsString& aMessage) {
|
|
RefPtr<nsConsoleService> consoleService = GetConsoleService();
|
|
if (!consoleService) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<nsConsoleMessage> msg(new nsConsoleMessage(aMessage.get()));
|
|
consoleService->LogMessageWithMode(msg, nsConsoleService::SuppressLog);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvScriptError(
|
|
const nsString& aMessage, const nsString& aSourceName,
|
|
const nsString& aSourceLine, const uint32_t& aLineNumber,
|
|
const uint32_t& aColNumber, const uint32_t& aFlags,
|
|
const nsCString& aCategory, const bool& aFromPrivateWindow,
|
|
const bool& aFromChromeContext) {
|
|
return RecvScriptErrorInternal(aMessage, aSourceName, aSourceLine,
|
|
aLineNumber, aColNumber, aFlags, aCategory,
|
|
aFromPrivateWindow, aFromChromeContext);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvScriptErrorWithStack(
|
|
const nsString& aMessage, const nsString& aSourceName,
|
|
const nsString& aSourceLine, const uint32_t& aLineNumber,
|
|
const uint32_t& aColNumber, const uint32_t& aFlags,
|
|
const nsCString& aCategory, const bool& aFromPrivateWindow,
|
|
const bool& aFromChromeContext, const ClonedMessageData& aFrame) {
|
|
return RecvScriptErrorInternal(
|
|
aMessage, aSourceName, aSourceLine, aLineNumber, aColNumber, aFlags,
|
|
aCategory, aFromPrivateWindow, aFromChromeContext, &aFrame);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvScriptErrorInternal(
|
|
const nsString& aMessage, const nsString& aSourceName,
|
|
const nsString& aSourceLine, const uint32_t& aLineNumber,
|
|
const uint32_t& aColNumber, const uint32_t& aFlags,
|
|
const nsCString& aCategory, const bool& aFromPrivateWindow,
|
|
const bool& aFromChromeContext, const ClonedMessageData* aStack) {
|
|
RefPtr<nsConsoleService> consoleService = GetConsoleService();
|
|
if (!consoleService) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIScriptError> msg;
|
|
|
|
if (aStack) {
|
|
StructuredCloneData data;
|
|
UnpackClonedMessageDataForParent(*aStack, data);
|
|
|
|
AutoJSAPI jsapi;
|
|
if (NS_WARN_IF(!jsapi.Init(xpc::PrivilegedJunkScope()))) {
|
|
MOZ_CRASH();
|
|
}
|
|
JSContext* cx = jsapi.cx();
|
|
|
|
JS::RootedValue stack(cx);
|
|
ErrorResult rv;
|
|
data.Read(cx, &stack, rv);
|
|
if (rv.Failed() || !stack.isObject()) {
|
|
rv.SuppressException();
|
|
return IPC_OK();
|
|
}
|
|
|
|
JS::RootedObject stackObj(cx, &stack.toObject());
|
|
MOZ_ASSERT(JS::IsUnwrappedSavedFrame(stackObj));
|
|
|
|
JS::RootedObject stackGlobal(cx, JS::GetNonCCWObjectGlobal(stackObj));
|
|
msg = new nsScriptErrorWithStack(stackObj, stackGlobal);
|
|
} else {
|
|
msg = new nsScriptError();
|
|
}
|
|
|
|
nsresult rv = msg->Init(aMessage, aSourceName, aSourceLine, aLineNumber,
|
|
aColNumber, aFlags, aCategory.get(),
|
|
aFromPrivateWindow, aFromChromeContext);
|
|
if (NS_FAILED(rv)) return IPC_OK();
|
|
|
|
consoleService->LogMessageWithMode(msg, nsConsoleService::SuppressLog);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPrivateDocShellsExist(
|
|
const bool& aExist) {
|
|
if (!sPrivateContent) {
|
|
sPrivateContent = new nsTArray<ContentParent*>();
|
|
if (!sHasSeenPrivateDocShell) {
|
|
sHasSeenPrivateDocShell = true;
|
|
Telemetry::ScalarSet(
|
|
Telemetry::ScalarID::DOM_PARENTPROCESS_PRIVATE_WINDOW_USED, true);
|
|
}
|
|
}
|
|
if (aExist) {
|
|
sPrivateContent->AppendElement(this);
|
|
} else {
|
|
sPrivateContent->RemoveElement(this);
|
|
|
|
// Only fire the notification if we have private and non-private
|
|
// windows: if privatebrowsing.autostart is true, all windows are
|
|
// private.
|
|
if (!sPrivateContent->Length() &&
|
|
!Preferences::GetBool("browser.privatebrowsing.autostart")) {
|
|
nsCOMPtr<nsIObserverService> obs =
|
|
mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(nullptr, "last-pb-context-exited", nullptr);
|
|
delete sPrivateContent;
|
|
sPrivateContent = nullptr;
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentParent::DoLoadMessageManagerScript(const nsAString& aURL,
|
|
bool aRunInGlobalScope) {
|
|
MOZ_ASSERT(!aRunInGlobalScope);
|
|
return SendLoadProcessScript(nsString(aURL));
|
|
}
|
|
|
|
nsresult ContentParent::DoSendAsyncMessage(JSContext* aCx,
|
|
const nsAString& aMessage,
|
|
StructuredCloneData& aHelper,
|
|
JS::Handle<JSObject*> aCpows,
|
|
nsIPrincipal* aPrincipal) {
|
|
ClonedMessageData data;
|
|
if (!BuildClonedMessageDataForParent(this, aHelper, data)) {
|
|
return NS_ERROR_DOM_DATA_CLONE_ERR;
|
|
}
|
|
nsTArray<CpowEntry> cpows;
|
|
jsipc::CPOWManager* mgr = GetCPOWManager();
|
|
if (aCpows && (!mgr || !mgr->Wrap(aCx, aCpows, &cpows))) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
if (!SendAsyncMessage(nsString(aMessage), cpows, Principal(aPrincipal),
|
|
data)) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvKeywordToURI(
|
|
const nsCString& aKeyword, nsString* aProviderName,
|
|
RefPtr<nsIInputStream>* aPostData, Maybe<URIParams>* aURI) {
|
|
*aPostData = nullptr;
|
|
*aURI = Nothing();
|
|
|
|
nsCOMPtr<nsIURIFixup> fixup = components::URIFixup::Service();
|
|
if (!fixup) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIURIFixupInfo> info;
|
|
|
|
if (NS_FAILED(fixup->KeywordToURI(aKeyword, getter_AddRefs(*aPostData),
|
|
getter_AddRefs(info)))) {
|
|
return IPC_OK();
|
|
}
|
|
info->GetKeywordProviderName(*aProviderName);
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
info->GetPreferredURI(getter_AddRefs(uri));
|
|
SerializeURI(uri, *aURI);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyKeywordSearchLoading(
|
|
const nsString& aProvider, const nsString& aKeyword) {
|
|
nsCOMPtr<nsISearchService> searchSvc =
|
|
do_GetService("@mozilla.org/browser/search-service;1");
|
|
if (searchSvc) {
|
|
nsCOMPtr<nsISearchEngine> searchEngine;
|
|
searchSvc->GetEngineByName(aProvider, getter_AddRefs(searchEngine));
|
|
if (searchEngine) {
|
|
nsCOMPtr<nsIObserverService> obsSvc =
|
|
mozilla::services::GetObserverService();
|
|
if (obsSvc) {
|
|
// Note that "keyword-search" refers to a search via the url
|
|
// bar, not a bookmarks keyword search.
|
|
obsSvc->NotifyObservers(searchEngine, "keyword-search", aKeyword.get());
|
|
}
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCopyFavicon(
|
|
const URIParams& aOldURI, const URIParams& aNewURI,
|
|
const IPC::Principal& aLoadingPrincipal, const bool& aInPrivateBrowsing) {
|
|
nsCOMPtr<nsIURI> oldURI = DeserializeURI(aOldURI);
|
|
if (!oldURI) {
|
|
return IPC_OK();
|
|
}
|
|
nsCOMPtr<nsIURI> newURI = DeserializeURI(aNewURI);
|
|
if (!newURI) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsDocShell::CopyFavicon(oldURI, newURI, aLoadingPrincipal,
|
|
aInPrivateBrowsing);
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentParent::ShouldContinueFromReplyTimeout() {
|
|
RefPtr<ProcessHangMonitor> monitor = ProcessHangMonitor::Get();
|
|
return !monitor || !monitor->ShouldTimeOutCPOWs();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRecordingDeviceEvents(
|
|
const nsString& aRecordingStatus, const nsString& aPageURL,
|
|
const bool& aIsAudio, const bool& aIsVideo) {
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
// recording-device-ipc-events needs to gather more information from content
|
|
// process
|
|
RefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
|
|
props->SetPropertyAsUint64(NS_LITERAL_STRING("childID"), ChildID());
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("isAudio"), aIsAudio);
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("isVideo"), aIsVideo);
|
|
props->SetPropertyAsAString(NS_LITERAL_STRING("requestURL"), aPageURL);
|
|
|
|
obs->NotifyObservers((nsIPropertyBag2*)props, "recording-device-ipc-events",
|
|
aRecordingStatus.get());
|
|
} else {
|
|
NS_WARNING(
|
|
"Could not get the Observer service for "
|
|
"ContentParent::RecvRecordingDeviceEvents.");
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAddIdleObserver(
|
|
const uint64_t& aObserver, const uint32_t& aIdleTimeInS) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIIdleService> idleService =
|
|
do_GetService("@mozilla.org/widget/idleservice;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, IPC_FAIL_NO_REASON(this));
|
|
|
|
RefPtr<ParentIdleListener> listener =
|
|
new ParentIdleListener(this, aObserver, aIdleTimeInS);
|
|
rv = idleService->AddIdleObserver(listener, aIdleTimeInS);
|
|
NS_ENSURE_SUCCESS(rv, IPC_FAIL_NO_REASON(this));
|
|
mIdleListeners.AppendElement(listener);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRemoveIdleObserver(
|
|
const uint64_t& aObserver, const uint32_t& aIdleTimeInS) {
|
|
RefPtr<ParentIdleListener> listener;
|
|
for (int32_t i = mIdleListeners.Length() - 1; i >= 0; --i) {
|
|
listener = static_cast<ParentIdleListener*>(mIdleListeners[i].get());
|
|
if (listener->mObserver == aObserver && listener->mTime == aIdleTimeInS) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIIdleService> idleService =
|
|
do_GetService("@mozilla.org/widget/idleservice;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, IPC_FAIL_NO_REASON(this));
|
|
idleService->RemoveIdleObserver(listener, aIdleTimeInS);
|
|
mIdleListeners.RemoveElementAt(i);
|
|
break;
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvBackUpXResources(
|
|
const FileDescriptor& aXSocketFd) {
|
|
#ifndef MOZ_X11
|
|
MOZ_CRASH("This message only makes sense on X11 platforms");
|
|
#else
|
|
MOZ_ASSERT(0 > mChildXSocketFdDup.get(), "Already backed up X resources??");
|
|
if (aXSocketFd.IsValid()) {
|
|
auto rawFD = aXSocketFd.ClonePlatformHandle();
|
|
mChildXSocketFdDup.reset(rawFD.release());
|
|
}
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
class AnonymousTemporaryFileRequestor final : public Runnable {
|
|
public:
|
|
AnonymousTemporaryFileRequestor(ContentParent* aCP, const uint64_t& aID)
|
|
: Runnable("dom::AnonymousTemporaryFileRequestor"),
|
|
mCP(aCP),
|
|
mID(aID),
|
|
mRv(NS_OK),
|
|
mPRFD(nullptr) {}
|
|
|
|
NS_IMETHOD Run() override {
|
|
if (NS_IsMainThread()) {
|
|
FileDescOrError result;
|
|
if (NS_WARN_IF(NS_FAILED(mRv))) {
|
|
// Returning false will kill the child process; instead
|
|
// propagate the error and let the child handle it.
|
|
result = mRv;
|
|
} else {
|
|
result = FileDescriptor(FileDescriptor::PlatformHandleType(
|
|
PR_FileDesc2NativeHandle(mPRFD)));
|
|
// The FileDescriptor object owns a duplicate of the file handle; we
|
|
// must close the original (and clean up the NSPR descriptor).
|
|
PR_Close(mPRFD);
|
|
}
|
|
Unused << mCP->SendProvideAnonymousTemporaryFile(mID, result);
|
|
// It's important to release this reference while wr're on the main
|
|
// thread!
|
|
mCP = nullptr;
|
|
} else {
|
|
mRv = NS_OpenAnonymousTemporaryFile(&mPRFD);
|
|
NS_DispatchToMainThread(this);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
RefPtr<ContentParent> mCP;
|
|
uint64_t mID;
|
|
nsresult mRv;
|
|
PRFileDesc* mPRFD;
|
|
};
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRequestAnonymousTemporaryFile(
|
|
const uint64_t& aID) {
|
|
// Make sure to send a callback to the child if we bail out early.
|
|
nsresult rv = NS_OK;
|
|
RefPtr<ContentParent> self(this);
|
|
auto autoNotifyChildOnError = MakeScopeExit([&, self]() {
|
|
if (NS_FAILED(rv)) {
|
|
FileDescOrError result(rv);
|
|
Unused << self->SendProvideAnonymousTemporaryFile(aID, result);
|
|
}
|
|
});
|
|
|
|
// We use a helper runnable to open the anonymous temporary file on the IO
|
|
// thread. The same runnable will call us back on the main thread when the
|
|
// file has been opened.
|
|
nsCOMPtr<nsIEventTarget> target =
|
|
do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID, &rv);
|
|
if (!target) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
rv = target->Dispatch(new AnonymousTemporaryFileRequestor(this, aID),
|
|
NS_DISPATCH_NORMAL);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
rv = NS_OK;
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCreateAudioIPCConnection(
|
|
CreateAudioIPCConnectionResolver&& aResolver) {
|
|
FileDescriptor fd = CubebUtils::CreateAudioIPCConnection();
|
|
FileDescOrError result;
|
|
if (fd.IsValid()) {
|
|
result = fd;
|
|
} else {
|
|
result = NS_ERROR_FAILURE;
|
|
}
|
|
aResolver(std::move(result));
|
|
return IPC_OK();
|
|
}
|
|
|
|
PFileDescriptorSetParent* ContentParent::AllocPFileDescriptorSetParent(
|
|
const FileDescriptor& aFD) {
|
|
return new FileDescriptorSetParent(aFD);
|
|
}
|
|
|
|
bool ContentParent::DeallocPFileDescriptorSetParent(
|
|
PFileDescriptorSetParent* aActor) {
|
|
delete static_cast<FileDescriptorSetParent*>(aActor);
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::IgnoreIPCPrincipal() {
|
|
static bool sDidAddVarCache = false;
|
|
static bool sIgnoreIPCPrincipal = false;
|
|
if (!sDidAddVarCache) {
|
|
sDidAddVarCache = true;
|
|
Preferences::AddBoolVarCache(&sIgnoreIPCPrincipal,
|
|
"dom.testing.ignore_ipc_principal", false);
|
|
}
|
|
return sIgnoreIPCPrincipal;
|
|
}
|
|
|
|
void ContentParent::NotifyUpdatedDictionaries() {
|
|
RefPtr<mozSpellChecker> spellChecker(mozSpellChecker::Create());
|
|
MOZ_ASSERT(spellChecker, "No spell checker?");
|
|
|
|
nsTArray<nsString> dictionaries;
|
|
spellChecker->GetDictionaryList(&dictionaries);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendUpdateDictionaryList(dictionaries);
|
|
}
|
|
}
|
|
|
|
void ContentParent::NotifyUpdatedFonts() {
|
|
nsTArray<SystemFontListEntry> fontList;
|
|
gfxPlatform::GetPlatform()->ReadSystemFontList(&fontList);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendUpdateFontList(fontList);
|
|
}
|
|
}
|
|
|
|
void ContentParent::NotifyRebuildFontList() {
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendRebuildFontList();
|
|
}
|
|
}
|
|
|
|
/*static*/
|
|
void ContentParent::UnregisterRemoteFrame(const TabId& aTabId,
|
|
const ContentParentId& aCpId,
|
|
bool aMarkedDestroying) {
|
|
if (XRE_IsParentProcess()) {
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp = cpm->GetContentProcessById(aCpId);
|
|
|
|
if (!cp) {
|
|
return;
|
|
}
|
|
|
|
cp->NotifyTabDestroyed(aTabId, aMarkedDestroying);
|
|
|
|
ContentProcessManager::GetSingleton()->UnregisterRemoteFrame(aCpId, aTabId);
|
|
} else {
|
|
ContentChild::GetSingleton()->SendUnregisterRemoteFrame(aTabId, aCpId,
|
|
aMarkedDestroying);
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvUnregisterRemoteFrame(
|
|
const TabId& aTabId, const ContentParentId& aCpId,
|
|
const bool& aMarkedDestroying) {
|
|
UnregisterRemoteFrame(aTabId, aCpId, aMarkedDestroying);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyTabDestroying(
|
|
const TabId& aTabId, const ContentParentId& aCpId) {
|
|
NotifyTabDestroying(aTabId, aCpId);
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsTArray<TabContext> ContentParent::GetManagedTabContext() {
|
|
return ContentProcessManager::GetSingleton()->GetTabContextByContentProcess(
|
|
this->ChildID());
|
|
}
|
|
|
|
mozilla::docshell::POfflineCacheUpdateParent*
|
|
ContentParent::AllocPOfflineCacheUpdateParent(
|
|
const URIParams& aManifestURI, const URIParams& aDocumentURI,
|
|
const PrincipalInfo& aLoadingPrincipalInfo, const bool& aStickDocument) {
|
|
RefPtr<mozilla::docshell::OfflineCacheUpdateParent> update =
|
|
new mozilla::docshell::OfflineCacheUpdateParent();
|
|
// Use this reference as the IPDL reference.
|
|
return update.forget().take();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPOfflineCacheUpdateConstructor(
|
|
POfflineCacheUpdateParent* aActor, const URIParams& aManifestURI,
|
|
const URIParams& aDocumentURI, const PrincipalInfo& aLoadingPrincipal,
|
|
const bool& aStickDocument) {
|
|
MOZ_ASSERT(aActor);
|
|
|
|
RefPtr<mozilla::docshell::OfflineCacheUpdateParent> update =
|
|
static_cast<mozilla::docshell::OfflineCacheUpdateParent*>(aActor);
|
|
|
|
nsresult rv = update->Schedule(aManifestURI, aDocumentURI, aLoadingPrincipal,
|
|
aStickDocument);
|
|
if (NS_FAILED(rv) && IsAlive()) {
|
|
// Inform the child of failure.
|
|
Unused << update->SendFinish(false, false);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentParent::DeallocPOfflineCacheUpdateParent(
|
|
POfflineCacheUpdateParent* aActor) {
|
|
// Reclaim the IPDL reference.
|
|
RefPtr<mozilla::docshell::OfflineCacheUpdateParent> update = dont_AddRef(
|
|
static_cast<mozilla::docshell::OfflineCacheUpdateParent*>(aActor));
|
|
return true;
|
|
}
|
|
|
|
PWebrtcGlobalParent* ContentParent::AllocPWebrtcGlobalParent() {
|
|
#ifdef MOZ_WEBRTC
|
|
return WebrtcGlobalParent::Alloc();
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool ContentParent::DeallocPWebrtcGlobalParent(PWebrtcGlobalParent* aActor) {
|
|
#ifdef MOZ_WEBRTC
|
|
WebrtcGlobalParent::Dealloc(static_cast<WebrtcGlobalParent*>(aActor));
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetOfflinePermission(
|
|
const Principal& aPrincipal) {
|
|
nsIPrincipal* principal = aPrincipal;
|
|
nsContentUtils::MaybeAllowOfflineAppByDefault(principal);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::MaybeInvokeDragSession(BrowserParent* aParent) {
|
|
// dnd uses IPCBlob to transfer data to the content process and the IPC
|
|
// message is sent as normal priority. When sending input events with input
|
|
// priority, the message may be preempted by the later dnd events. To make
|
|
// sure the input events and the blob message are processed in time order
|
|
// on the content process, we temporarily send the input events with normal
|
|
// priority when there is an active dnd session.
|
|
SetInputPriorityEventEnabled(false);
|
|
|
|
nsCOMPtr<nsIDragService> dragService =
|
|
do_GetService("@mozilla.org/widget/dragservice;1");
|
|
if (dragService && dragService->MaybeAddChildProcess(this)) {
|
|
// We need to send transferable data to child process.
|
|
nsCOMPtr<nsIDragSession> session;
|
|
dragService->GetCurrentSession(getter_AddRefs(session));
|
|
if (session) {
|
|
nsTArray<IPCDataTransfer> dataTransfers;
|
|
RefPtr<DataTransfer> transfer = session->GetDataTransfer();
|
|
if (!transfer) {
|
|
// Pass eDrop to get DataTransfer with external
|
|
// drag formats cached.
|
|
transfer = new DataTransfer(nullptr, eDrop, true, -1);
|
|
session->SetDataTransfer(transfer);
|
|
}
|
|
// Note, even though this fills the DataTransfer object with
|
|
// external data, the data is usually transfered over IPC lazily when
|
|
// needed.
|
|
transfer->FillAllExternalData();
|
|
nsCOMPtr<nsILoadContext> lc =
|
|
aParent ? aParent->GetLoadContext() : nullptr;
|
|
nsCOMPtr<nsIArray> transferables = transfer->GetTransferables(lc);
|
|
nsContentUtils::TransferablesToIPCTransferables(
|
|
transferables, dataTransfers, false, nullptr, this);
|
|
uint32_t action;
|
|
session->GetDragAction(&action);
|
|
mozilla::Unused << SendInvokeDragSession(dataTransfers, action);
|
|
}
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvUpdateDropEffect(
|
|
const uint32_t& aDragAction, const uint32_t& aDropEffect) {
|
|
nsCOMPtr<nsIDragSession> dragSession = nsContentUtils::GetDragSession();
|
|
if (dragSession) {
|
|
dragSession->SetDragAction(aDragAction);
|
|
RefPtr<DataTransfer> dt = dragSession->GetDataTransfer();
|
|
if (dt) {
|
|
dt->SetDropEffectInt(aDropEffect);
|
|
}
|
|
dragSession->UpdateDragEffect();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
PContentPermissionRequestParent*
|
|
ContentParent::AllocPContentPermissionRequestParent(
|
|
const nsTArray<PermissionRequest>& aRequests,
|
|
const IPC::Principal& aPrincipal, const IPC::Principal& aTopLevelPrincipal,
|
|
const bool& aIsHandlingUserInput, const bool& aDocumentHasUserInput,
|
|
const DOMTimeStamp& aPageLoadTimestamp, const TabId& aTabId) {
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
RefPtr<BrowserParent> tp =
|
|
cpm->GetTopLevelBrowserParentByProcessAndTabId(this->ChildID(), aTabId);
|
|
if (!tp) {
|
|
return nullptr;
|
|
}
|
|
|
|
return nsContentPermissionUtils::CreateContentPermissionRequestParent(
|
|
aRequests, tp->GetOwnerElement(), aPrincipal, aTopLevelPrincipal,
|
|
aIsHandlingUserInput, aDocumentHasUserInput, aPageLoadTimestamp, aTabId);
|
|
}
|
|
|
|
bool ContentParent::DeallocPContentPermissionRequestParent(
|
|
PContentPermissionRequestParent* actor) {
|
|
nsContentPermissionUtils::NotifyRemoveContentPermissionRequestParent(actor);
|
|
delete actor;
|
|
return true;
|
|
}
|
|
|
|
PWebBrowserPersistDocumentParent*
|
|
ContentParent::AllocPWebBrowserPersistDocumentParent(
|
|
PBrowserParent* aBrowser, const uint64_t& aOuterWindowID) {
|
|
return new WebBrowserPersistDocumentParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPWebBrowserPersistDocumentParent(
|
|
PWebBrowserPersistDocumentParent* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::CommonCreateWindow(
|
|
PBrowserParent* aThisTab, bool aSetOpener, const uint32_t& aChromeFlags,
|
|
const bool& aCalledFromJS, const bool& aPositionSpecified,
|
|
const bool& aSizeSpecified, nsIURI* aURIToLoad, const nsCString& aFeatures,
|
|
const float& aFullZoom, uint64_t aNextRemoteTabId, const nsString& aName,
|
|
nsresult& aResult, nsCOMPtr<nsIRemoteTab>& aNewRemoteTab,
|
|
bool* aWindowIsNew, int32_t& aOpenLocation,
|
|
nsIPrincipal* aTriggeringPrincipal, nsIReferrerInfo* aReferrerInfo,
|
|
bool aLoadURI, nsIContentSecurityPolicy* aCsp)
|
|
|
|
{
|
|
// The content process should never be in charge of computing whether or
|
|
// not a window should be private or remote - the parent will do that.
|
|
const uint32_t badFlags = nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW |
|
|
nsIWebBrowserChrome::CHROME_NON_PRIVATE_WINDOW |
|
|
nsIWebBrowserChrome::CHROME_PRIVATE_LIFETIME |
|
|
nsIWebBrowserChrome::CHROME_REMOTE_WINDOW;
|
|
if (!!(aChromeFlags & badFlags)) {
|
|
return IPC_FAIL(this, "Forbidden aChromeFlags passed");
|
|
}
|
|
|
|
BrowserParent* thisBrowserParent = BrowserParent::GetFrom(aThisTab);
|
|
BrowserHost* thisBrowserHost =
|
|
thisBrowserParent ? thisBrowserParent->GetBrowserHost() : nullptr;
|
|
MOZ_ASSERT(!thisBrowserParent == !thisBrowserHost);
|
|
nsCOMPtr<nsIContent> frame;
|
|
if (thisBrowserParent) {
|
|
frame = thisBrowserParent->GetOwnerElement();
|
|
|
|
if (NS_WARN_IF(thisBrowserParent->IsMozBrowser())) {
|
|
return IPC_FAIL(this, "aThisTab is not a MozBrowser");
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> outerWin;
|
|
if (frame) {
|
|
outerWin = frame->OwnerDoc()->GetWindow();
|
|
|
|
// If our chrome window is in the process of closing, don't try to open a
|
|
// new tab in it.
|
|
if (outerWin && outerWin->Closed()) {
|
|
outerWin = nullptr;
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIBrowserDOMWindow> browserDOMWin;
|
|
if (thisBrowserParent) {
|
|
browserDOMWin = thisBrowserParent->GetBrowserDOMWindow();
|
|
}
|
|
|
|
// If we haven't found a chrome window to open in, just use the most recently
|
|
// opened one.
|
|
if (!outerWin) {
|
|
outerWin = nsContentUtils::GetMostRecentNonPBWindow();
|
|
if (NS_WARN_IF(!outerWin)) {
|
|
aResult = NS_ERROR_FAILURE;
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMChromeWindow> rootChromeWin = do_QueryInterface(outerWin);
|
|
if (rootChromeWin) {
|
|
rootChromeWin->GetBrowserDOMWindow(getter_AddRefs(browserDOMWin));
|
|
}
|
|
}
|
|
|
|
aOpenLocation = nsWindowWatcher::GetWindowOpenLocation(
|
|
outerWin, aChromeFlags, aCalledFromJS, aPositionSpecified,
|
|
aSizeSpecified);
|
|
|
|
MOZ_ASSERT(aOpenLocation == nsIBrowserDOMWindow::OPEN_NEWTAB ||
|
|
aOpenLocation == nsIBrowserDOMWindow::OPEN_NEWWINDOW);
|
|
|
|
// Read the origin attributes for the tab from the opener browserParent.
|
|
OriginAttributes openerOriginAttributes;
|
|
if (thisBrowserHost) {
|
|
nsCOMPtr<nsILoadContext> loadContext = thisBrowserHost->GetLoadContext();
|
|
loadContext->GetOriginAttributes(openerOriginAttributes);
|
|
} else if (Preferences::GetBool("browser.privatebrowsing.autostart")) {
|
|
openerOriginAttributes.mPrivateBrowsingId = 1;
|
|
}
|
|
|
|
if (aOpenLocation == nsIBrowserDOMWindow::OPEN_NEWTAB) {
|
|
if (NS_WARN_IF(!browserDOMWin)) {
|
|
aResult = NS_ERROR_ABORT;
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<Element> openerElement = do_QueryObject(frame);
|
|
|
|
nsCOMPtr<nsIOpenURIInFrameParams> params =
|
|
new nsOpenURIInFrameParams(openerOriginAttributes, openerElement);
|
|
params->SetReferrerInfo(aReferrerInfo);
|
|
MOZ_ASSERT(aTriggeringPrincipal, "need a valid triggeringPrincipal");
|
|
params->SetTriggeringPrincipal(aTriggeringPrincipal);
|
|
params->SetCsp(aCsp);
|
|
|
|
RefPtr<Element> el;
|
|
|
|
if (aLoadURI) {
|
|
aResult = browserDOMWin->OpenURIInFrame(
|
|
aURIToLoad, params, aOpenLocation, nsIBrowserDOMWindow::OPEN_NEW,
|
|
aNextRemoteTabId, aName, getter_AddRefs(el));
|
|
} else {
|
|
aResult = browserDOMWin->CreateContentWindowInFrame(
|
|
aURIToLoad, params, aOpenLocation, nsIBrowserDOMWindow::OPEN_NEW,
|
|
aNextRemoteTabId, aName, getter_AddRefs(el));
|
|
}
|
|
RefPtr<nsFrameLoaderOwner> frameLoaderOwner = do_QueryObject(el);
|
|
if (NS_SUCCEEDED(aResult) && frameLoaderOwner) {
|
|
RefPtr<nsFrameLoader> frameLoader = frameLoaderOwner->GetFrameLoader();
|
|
if (frameLoader) {
|
|
aNewRemoteTab = frameLoader->GetRemoteTab();
|
|
// At this point, it's possible the inserted frameloader hasn't gone
|
|
// through layout yet. To ensure that the dimensions that we send down
|
|
// when telling the frameloader to display will be correct (instead of
|
|
// falling back to a 10x10 default), we force layout if necessary to get
|
|
// the most up-to-date dimensions. See bug 1358712 for details.
|
|
frameLoader->ForceLayoutIfNecessary();
|
|
}
|
|
} else if (NS_SUCCEEDED(aResult) && !frameLoaderOwner) {
|
|
// Fall through to the normal window opening code path when there is no
|
|
// window which we can open a new tab in.
|
|
aOpenLocation = nsIBrowserDOMWindow::OPEN_NEWWINDOW;
|
|
} else {
|
|
*aWindowIsNew = false;
|
|
}
|
|
|
|
// If we didn't retarget our window open into a new window, we should return
|
|
// now.
|
|
if (aOpenLocation != nsIBrowserDOMWindow::OPEN_NEWWINDOW) {
|
|
return IPC_OK();
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsPIWindowWatcher> pwwatch =
|
|
do_GetService(NS_WINDOWWATCHER_CONTRACTID, &aResult);
|
|
if (NS_WARN_IF(NS_FAILED(aResult))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
aResult = pwwatch->OpenWindowWithRemoteTab(
|
|
thisBrowserHost, aFeatures, aCalledFromJS, aFullZoom, aNextRemoteTabId,
|
|
!aSetOpener, getter_AddRefs(aNewRemoteTab));
|
|
if (NS_WARN_IF(NS_FAILED(aResult))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
MOZ_ASSERT(aNewRemoteTab);
|
|
BrowserHost* newBrowserHost = BrowserHost::GetFrom(aNewRemoteTab.get());
|
|
BrowserParent* newBrowserParent = newBrowserHost->GetActor();
|
|
|
|
// At this point, it's possible the inserted frameloader hasn't gone through
|
|
// layout yet. To ensure that the dimensions that we send down when telling
|
|
// the frameloader to display will be correct (instead of falling back to a
|
|
// 10x10 default), we force layout if necessary to get the most up-to-date
|
|
// dimensions. See bug 1358712 for details.
|
|
//
|
|
// This involves doing a bit of gymnastics in order to get at the FrameLoader,
|
|
// so we scope this to avoid polluting the main function scope.
|
|
{
|
|
nsCOMPtr<Element> frameElement = newBrowserHost->GetOwnerElement();
|
|
MOZ_ASSERT(frameElement);
|
|
RefPtr<nsFrameLoaderOwner> frameLoaderOwner = do_QueryObject(frameElement);
|
|
MOZ_ASSERT(frameLoaderOwner);
|
|
RefPtr<nsFrameLoader> frameLoader = frameLoaderOwner->GetFrameLoader();
|
|
MOZ_ASSERT(frameLoader);
|
|
frameLoader->ForceLayoutIfNecessary();
|
|
}
|
|
|
|
// If we were passed a name for the window which would override the default,
|
|
// we should send it down to the new tab.
|
|
if (nsContentUtils::IsOverridingWindowName(aName)) {
|
|
Unused << newBrowserParent->SendSetWindowName(aName);
|
|
}
|
|
|
|
// Don't send down the OriginAttributes if the content process is handling
|
|
// setting up the window for us. We only want to send them in the async case.
|
|
//
|
|
// If we send it down in the non-async case, then we might set the
|
|
// OriginAttributes after the document has already navigated.
|
|
if (!aSetOpener) {
|
|
Unused << newBrowserParent->SendSetOriginAttributes(openerOriginAttributes);
|
|
}
|
|
|
|
if (aURIToLoad && aLoadURI) {
|
|
nsCOMPtr<mozIDOMWindowProxy> openerWindow;
|
|
if (aSetOpener && thisBrowserParent) {
|
|
openerWindow = thisBrowserParent->GetParentWindowOuter();
|
|
}
|
|
nsCOMPtr<nsIBrowserDOMWindow> newBrowserDOMWin =
|
|
newBrowserParent->GetBrowserDOMWindow();
|
|
if (NS_WARN_IF(!newBrowserDOMWin)) {
|
|
aResult = NS_ERROR_ABORT;
|
|
return IPC_OK();
|
|
}
|
|
nsCOMPtr<mozIDOMWindowProxy> win;
|
|
aResult = newBrowserDOMWin->OpenURI(
|
|
aURIToLoad, openerWindow, nsIBrowserDOMWindow::OPEN_CURRENTWINDOW,
|
|
nsIBrowserDOMWindow::OPEN_NEW, aTriggeringPrincipal, aCsp,
|
|
getter_AddRefs(win));
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCreateWindow(
|
|
PBrowserParent* aThisTab, PBrowserParent* aNewTab,
|
|
const uint32_t& aChromeFlags, const bool& aCalledFromJS,
|
|
const bool& aPositionSpecified, const bool& aSizeSpecified,
|
|
const Maybe<URIParams>& aURIToLoad, const nsCString& aFeatures,
|
|
const float& aFullZoom, const IPC::Principal& aTriggeringPrincipal,
|
|
nsIContentSecurityPolicy* aCsp, nsIReferrerInfo* aReferrerInfo,
|
|
CreateWindowResolver&& aResolve) {
|
|
nsresult rv = NS_OK;
|
|
CreatedWindowInfo cwi;
|
|
|
|
// We always expect to open a new window here. If we don't, it's an error.
|
|
cwi.windowOpened() = true;
|
|
cwi.maxTouchPoints() = 0;
|
|
cwi.hasSiblings() = false;
|
|
|
|
// Make sure to resolve the resolver when this function exits, even if we
|
|
// failed to generate a valid response.
|
|
auto resolveOnExit = MakeScopeExit([&] {
|
|
// Copy over the nsresult, and then resolve.
|
|
cwi.rv() = rv;
|
|
aResolve(cwi);
|
|
});
|
|
|
|
BrowserParent* newTab = BrowserParent::GetFrom(aNewTab);
|
|
MOZ_ASSERT(newTab);
|
|
|
|
auto destroyNewTabOnError = MakeScopeExit([&] {
|
|
// We always expect to open a new window here. If we don't, it's an error.
|
|
if (!cwi.windowOpened() || NS_FAILED(rv)) {
|
|
if (newTab) {
|
|
newTab->Destroy();
|
|
}
|
|
}
|
|
});
|
|
|
|
// Content has requested that we open this new content window, so
|
|
// we must have an opener.
|
|
newTab->SetHasContentOpener(true);
|
|
|
|
BrowserParent::AutoUseNewTab aunt(newTab, &cwi.urlToLoad());
|
|
const uint64_t nextRemoteTabId = ++sNextRemoteTabId;
|
|
sNextBrowserParents.Put(nextRemoteTabId, newTab);
|
|
|
|
const nsCOMPtr<nsIURI> uriToLoad = DeserializeURI(aURIToLoad);
|
|
|
|
nsCOMPtr<nsIRemoteTab> newRemoteTab;
|
|
int32_t openLocation = nsIBrowserDOMWindow::OPEN_NEWWINDOW;
|
|
mozilla::ipc::IPCResult ipcResult = CommonCreateWindow(
|
|
aThisTab, /* aSetOpener = */ true, aChromeFlags, aCalledFromJS,
|
|
aPositionSpecified, aSizeSpecified, uriToLoad, aFeatures, aFullZoom,
|
|
nextRemoteTabId, VoidString(), rv, newRemoteTab, &cwi.windowOpened(),
|
|
openLocation, aTriggeringPrincipal, aReferrerInfo,
|
|
/* aLoadUri = */ false, aCsp);
|
|
if (!ipcResult) {
|
|
return ipcResult;
|
|
}
|
|
|
|
if (NS_WARN_IF(NS_FAILED(rv)) || !newRemoteTab) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (sNextBrowserParents.GetAndRemove(nextRemoteTabId).valueOr(nullptr)) {
|
|
cwi.windowOpened() = false;
|
|
}
|
|
MOZ_ASSERT(BrowserHost::GetFrom(newRemoteTab.get()) ==
|
|
newTab->GetBrowserHost());
|
|
|
|
newTab->SwapFrameScriptsFrom(cwi.frameScripts());
|
|
newTab->MaybeShowFrame();
|
|
|
|
nsCOMPtr<nsIWidget> widget = newTab->GetWidget();
|
|
if (widget) {
|
|
cwi.dimensions() = newTab->GetDimensionInfo();
|
|
}
|
|
|
|
cwi.maxTouchPoints() = newTab->GetMaxTouchPoints();
|
|
cwi.hasSiblings() = (openLocation == nsIBrowserDOMWindow::OPEN_NEWTAB);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCreateWindowInDifferentProcess(
|
|
PBrowserParent* aThisTab, const uint32_t& aChromeFlags,
|
|
const bool& aCalledFromJS, const bool& aPositionSpecified,
|
|
const bool& aSizeSpecified, const Maybe<URIParams>& aURIToLoad,
|
|
const nsCString& aFeatures, const float& aFullZoom, const nsString& aName,
|
|
nsIPrincipal* aTriggeringPrincipal, nsIContentSecurityPolicy* aCsp,
|
|
nsIReferrerInfo* aReferrerInfo) {
|
|
MOZ_DIAGNOSTIC_ASSERT(!nsContentUtils::IsSpecialName(aName));
|
|
|
|
nsCOMPtr<nsIRemoteTab> newRemoteTab;
|
|
bool windowIsNew;
|
|
nsCOMPtr<nsIURI> uriToLoad = DeserializeURI(aURIToLoad);
|
|
int32_t openLocation = nsIBrowserDOMWindow::OPEN_NEWWINDOW;
|
|
|
|
// If we have enough data, check the schemes of the loader and loadee
|
|
// to make sure they make sense.
|
|
if (uriToLoad && uriToLoad->SchemeIs("file") &&
|
|
!GetRemoteType().EqualsLiteral(FILE_REMOTE_TYPE) &&
|
|
Preferences::GetBool("browser.tabs.remote.enforceRemoteTypeRestrictions",
|
|
false)) {
|
|
#ifdef MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
# ifdef DEBUG
|
|
nsAutoCString uriToLoadStr;
|
|
uriToLoad->GetAsciiSpec(uriToLoadStr);
|
|
|
|
nsCOMPtr<nsIURI> triggeringUri;
|
|
aTriggeringPrincipal->GetURI(getter_AddRefs(triggeringUri));
|
|
nsAutoCString triggeringUriStr;
|
|
if (triggeringUri) {
|
|
triggeringUri->GetAsciiSpec(triggeringUriStr);
|
|
}
|
|
|
|
NS_WARNING(nsPrintfCString(
|
|
"RecvCreateWindowInDifferentProcess blocked loading file "
|
|
"scheme from non-file remotetype: %s tried to load %s",
|
|
triggeringUriStr.get(), uriToLoadStr.get())
|
|
.get());
|
|
# endif
|
|
MOZ_CRASH(
|
|
"RecvCreateWindowInDifferentProcess blocked loading improper scheme");
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsresult rv;
|
|
mozilla::ipc::IPCResult ipcResult = CommonCreateWindow(
|
|
aThisTab, /* aSetOpener = */ false, aChromeFlags, aCalledFromJS,
|
|
aPositionSpecified, aSizeSpecified, uriToLoad, aFeatures, aFullZoom,
|
|
/* aNextRemoteTabId = */ 0, aName, rv, newRemoteTab, &windowIsNew,
|
|
openLocation, aTriggeringPrincipal, aReferrerInfo,
|
|
/* aLoadUri = */ true, aCsp);
|
|
if (!ipcResult) {
|
|
return ipcResult;
|
|
}
|
|
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Call to CommonCreateWindow failed.");
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvShutdownProfile(
|
|
const nsCString& aProfile) {
|
|
#ifdef MOZ_GECKO_PROFILER
|
|
nsCOMPtr<nsIProfiler> profiler(
|
|
do_GetService("@mozilla.org/tools/profiler;1"));
|
|
profiler->ReceiveShutdownProfile(aProfile);
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetGraphicsDeviceInitData(
|
|
ContentDeviceData* aOut) {
|
|
gfxPlatform::GetPlatform()->BuildContentDeviceData(aOut);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetFontListShmBlock(
|
|
const uint32_t& aGeneration, const uint32_t& aIndex,
|
|
mozilla::ipc::SharedMemoryBasic::Handle* aOut) {
|
|
gfxPlatformFontList::PlatformFontList()->ShareFontListShmBlockToProcess(
|
|
aGeneration, aIndex, Pid(), aOut);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInitializeFamily(
|
|
const uint32_t& aGeneration, const uint32_t& aFamilyIndex) {
|
|
gfxPlatformFontList::PlatformFontList()->InitializeFamily(aGeneration,
|
|
aFamilyIndex);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetCharacterMap(
|
|
const uint32_t& aGeneration, const mozilla::fontlist::Pointer& aFacePtr,
|
|
const gfxSparseBitSet& aMap) {
|
|
gfxPlatformFontList::PlatformFontList()->SetCharacterMap(aGeneration,
|
|
aFacePtr, aMap);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInitOtherFamilyNames(
|
|
const uint32_t& aGeneration, const bool& aDefer, bool* aLoaded) {
|
|
gfxPlatformFontList::PlatformFontList()->InitOtherFamilyNames(aGeneration,
|
|
aDefer);
|
|
*aLoaded = true;
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetupFamilyCharMap(
|
|
const uint32_t& aGeneration, const mozilla::fontlist::Pointer& aFamilyPtr) {
|
|
gfxPlatformFontList::PlatformFontList()->SetupFamilyCharMap(aGeneration,
|
|
aFamilyPtr);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGraphicsError(
|
|
const nsCString& aError) {
|
|
gfx::LogForwarder* lf = gfx::Factory::GetLogForwarder();
|
|
if (lf) {
|
|
std::stringstream message;
|
|
message << "CP+" << aError.get();
|
|
lf->UpdateStringsVector(message.str());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvBeginDriverCrashGuard(
|
|
const uint32_t& aGuardType, bool* aOutCrashed) {
|
|
// Only one driver crash guard should be active at a time, per-process.
|
|
MOZ_ASSERT(!mDriverCrashGuard);
|
|
|
|
UniquePtr<gfx::DriverCrashGuard> guard;
|
|
switch (gfx::CrashGuardType(aGuardType)) {
|
|
case gfx::CrashGuardType::D3D11Layers:
|
|
guard = MakeUnique<gfx::D3D11LayersCrashGuard>(this);
|
|
break;
|
|
case gfx::CrashGuardType::D3D9Video:
|
|
guard = MakeUnique<gfx::D3D9VideoCrashGuard>(this);
|
|
break;
|
|
case gfx::CrashGuardType::GLContext:
|
|
guard = MakeUnique<gfx::GLContextCrashGuard>(this);
|
|
break;
|
|
case gfx::CrashGuardType::D3D11Video:
|
|
guard = MakeUnique<gfx::D3D11VideoCrashGuard>(this);
|
|
break;
|
|
case gfx::CrashGuardType::WMFVPXVideo:
|
|
guard = MakeUnique<gfx::WMFVPXVideoCrashGuard>(this);
|
|
break;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("unknown crash guard type");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
if (guard->Crashed()) {
|
|
*aOutCrashed = true;
|
|
return IPC_OK();
|
|
}
|
|
|
|
*aOutCrashed = false;
|
|
mDriverCrashGuard = std::move(guard);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvEndDriverCrashGuard(
|
|
const uint32_t& aGuardType) {
|
|
mDriverCrashGuard = nullptr;
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyBenchmarkResult(
|
|
const nsString& aCodecName, const uint32_t& aDecodeFPS)
|
|
|
|
{
|
|
if (aCodecName.EqualsLiteral("VP9")) {
|
|
Preferences::SetUint(VP9Benchmark::sBenchmarkFpsPref, aDecodeFPS);
|
|
Preferences::SetUint(VP9Benchmark::sBenchmarkFpsVersionCheck,
|
|
VP9Benchmark::sBenchmarkVersionID);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyPushObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId) {
|
|
PushMessageDispatcher dispatcher(aScope, aPrincipal, aMessageId, Nothing());
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyPushObserversWithData(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId, nsTArray<uint8_t>&& aData) {
|
|
PushMessageDispatcher dispatcher(aScope, aPrincipal, aMessageId, Some(aData));
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvNotifyPushSubscriptionChangeObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal) {
|
|
PushSubscriptionChangeDispatcher dispatcher(aScope, aPrincipal);
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPushError(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal,
|
|
const nsString& aMessage, const uint32_t& aFlags) {
|
|
PushErrorDispatcher dispatcher(aScope, aPrincipal, aMessage, aFlags);
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvNotifyPushSubscriptionModifiedObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal) {
|
|
PushSubscriptionModifiedDispatcher dispatcher(aScope, aPrincipal);
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObservers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
/* static */
|
|
void ContentParent::BroadcastBlobURLRegistration(const nsACString& aURI,
|
|
BlobImpl* aBlobImpl,
|
|
nsIPrincipal* aPrincipal,
|
|
ContentParent* aIgnoreThisCP) {
|
|
nsCString uri(aURI);
|
|
IPC::Principal principal(aPrincipal);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
if (cp != aIgnoreThisCP) {
|
|
nsresult rv = cp->TransmitPermissionsForPrincipal(principal);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
break;
|
|
}
|
|
|
|
IPCBlob ipcBlob;
|
|
rv = IPCBlobUtils::Serialize(aBlobImpl, cp, ipcBlob);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
break;
|
|
}
|
|
|
|
Unused << cp->SendBlobURLRegistration(uri, ipcBlob, principal);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
void ContentParent::BroadcastBlobURLUnregistration(
|
|
const nsACString& aURI, ContentParent* aIgnoreThisCP) {
|
|
nsCString uri(aURI);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
if (cp != aIgnoreThisCP) {
|
|
Unused << cp->SendBlobURLUnregistration(uri);
|
|
}
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvStoreAndBroadcastBlobURLRegistration(
|
|
const nsCString& aURI, const IPCBlob& aBlob, const Principal& aPrincipal) {
|
|
RefPtr<BlobImpl> blobImpl = IPCBlobUtils::Deserialize(aBlob);
|
|
if (NS_WARN_IF(!blobImpl)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
if (NS_SUCCEEDED(
|
|
BlobURLProtocolHandler::AddDataEntry(aURI, aPrincipal, blobImpl))) {
|
|
BroadcastBlobURLRegistration(aURI, blobImpl, aPrincipal, this);
|
|
|
|
// We want to store this blobURL, so we can unregister it if the child
|
|
// crashes.
|
|
mBlobURLs.AppendElement(aURI);
|
|
}
|
|
|
|
BroadcastBlobURLRegistration(aURI, blobImpl, aPrincipal, this);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvUnstoreAndBroadcastBlobURLUnregistration(
|
|
const nsCString& aURI) {
|
|
BlobURLProtocolHandler::RemoveDataEntry(aURI, false /* Don't broadcast */);
|
|
BroadcastBlobURLUnregistration(aURI, this);
|
|
mBlobURLs.RemoveElement(aURI);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetA11yContentId(
|
|
uint32_t* aContentId) {
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
*aContentId = a11y::AccessibleWrap::GetContentProcessIdFor(ChildID());
|
|
MOZ_ASSERT(*aContentId);
|
|
return IPC_OK();
|
|
#else
|
|
return IPC_FAIL_NO_REASON(this);
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvA11yHandlerControl(
|
|
const uint32_t& aPid, const IHandlerControlHolder& aHandlerControl) {
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
MOZ_ASSERT(!aHandlerControl.IsNull());
|
|
RefPtr<IHandlerControl> proxy(aHandlerControl.Get());
|
|
a11y::AccessibleWrap::SetHandlerControl(aPid, std::move(proxy));
|
|
return IPC_OK();
|
|
#else
|
|
return IPC_FAIL_NO_REASON(this);
|
|
#endif
|
|
}
|
|
|
|
bool ContentParent::HandleWindowsMessages(const Message& aMsg) const {
|
|
MOZ_ASSERT(aMsg.is_sync());
|
|
|
|
// a11y messages can be triggered by windows messages, which means if we
|
|
// allow handling windows messages while we wait for the response to a sync
|
|
// a11y message we can reenter the ipc message sending code.
|
|
if (a11y::PDocAccessible::PDocAccessibleStart < aMsg.type() &&
|
|
a11y::PDocAccessible::PDocAccessibleEnd > aMsg.type()) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetFilesRequest(
|
|
const nsID& aUUID, const nsString& aDirectoryPath,
|
|
const bool& aRecursiveFlag) {
|
|
MOZ_ASSERT(!mGetFilesPendingRequests.GetWeak(aUUID));
|
|
|
|
if (!mozilla::Preferences::GetBool("dom.filesystem.pathcheck.disabled",
|
|
false)) {
|
|
RefPtr<FileSystemSecurity> fss = FileSystemSecurity::Get();
|
|
if (NS_WARN_IF(!fss || !fss->ContentProcessHasAccessTo(ChildID(),
|
|
aDirectoryPath))) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
}
|
|
|
|
ErrorResult rv;
|
|
RefPtr<GetFilesHelper> helper = GetFilesHelperParent::Create(
|
|
aUUID, aDirectoryPath, aRecursiveFlag, this, rv);
|
|
|
|
if (NS_WARN_IF(rv.Failed())) {
|
|
if (!SendGetFilesResponse(aUUID,
|
|
GetFilesResponseFailure(rv.StealNSResult()))) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mGetFilesPendingRequests.Put(aUUID, helper);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvDeleteGetFilesRequest(
|
|
const nsID& aUUID) {
|
|
mGetFilesPendingRequests.Remove(aUUID);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::SendGetFilesResponseAndForget(
|
|
const nsID& aUUID, const GetFilesResponseResult& aResult) {
|
|
if (mGetFilesPendingRequests.Remove(aUUID)) {
|
|
Unused << SendGetFilesResponse(aUUID, aResult);
|
|
}
|
|
}
|
|
|
|
void ContentParent::PaintTabWhileInterruptingJS(
|
|
BrowserParent* aBrowserParent, bool aForceRepaint,
|
|
const layers::LayersObserverEpoch& aEpoch) {
|
|
if (!mHangMonitorActor) {
|
|
return;
|
|
}
|
|
ProcessHangMonitor::PaintWhileInterruptingJS(
|
|
mHangMonitorActor, aBrowserParent, aForceRepaint, aEpoch);
|
|
}
|
|
|
|
void ContentParent::CancelContentJSExecutionIfRunning(
|
|
BrowserParent* aBrowserParent, nsIRemoteTab::NavigationType aNavigationType,
|
|
const CancelContentJSOptions& aCancelContentJSOptions) {
|
|
if (!mHangMonitorActor) {
|
|
return;
|
|
}
|
|
ProcessHangMonitor::CancelContentJSExecutionIfRunning(
|
|
mHangMonitorActor, aBrowserParent, aNavigationType,
|
|
aCancelContentJSOptions);
|
|
}
|
|
|
|
void ContentParent::UpdateCookieStatus(nsIChannel* aChannel) {
|
|
PNeckoParent* neckoParent = LoneManagedOrNullAsserts(ManagedPNeckoParent());
|
|
PCookieServiceParent* csParent =
|
|
LoneManagedOrNullAsserts(neckoParent->ManagedPCookieServiceParent());
|
|
if (csParent) {
|
|
auto* cs = static_cast<CookieServiceParent*>(csParent);
|
|
cs->TrackCookieLoad(aChannel);
|
|
}
|
|
}
|
|
|
|
nsresult ContentParent::AboutToLoadHttpFtpDocumentForChild(
|
|
nsIChannel* aChannel) {
|
|
MOZ_ASSERT(aChannel);
|
|
|
|
nsresult rv;
|
|
bool isDocument = aChannel->IsDocument();
|
|
if (!isDocument) {
|
|
// We may be looking at a nsIHttpChannel which has isMainDocumentChannel set
|
|
// (e.g. the internal http channel for a view-source: load.).
|
|
nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(aChannel);
|
|
if (httpChannel) {
|
|
rv = httpChannel->GetIsMainDocumentChannel(&isDocument);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
}
|
|
if (!isDocument) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Get the principal for the channel result, so that we can get the permission
|
|
// key for the document which will be created from this response.
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
if (NS_WARN_IF(!ssm)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
rv = ssm->GetChannelResultPrincipal(aChannel, getter_AddRefs(principal));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = TransmitPermissionsForPrincipal(principal);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsLoadFlags newLoadFlags;
|
|
aChannel->GetLoadFlags(&newLoadFlags);
|
|
if (newLoadFlags & nsIRequest::LOAD_DOCUMENT_NEEDS_COOKIE) {
|
|
UpdateCookieStatus(aChannel);
|
|
}
|
|
|
|
if (!NextGenLocalStorageEnabled()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (principal->GetIsContentPrincipal()) {
|
|
nsCOMPtr<nsILocalStorageManager> lsm =
|
|
do_GetService("@mozilla.org/dom/localStorage-manager;1");
|
|
if (NS_WARN_IF(!lsm)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> storagePrincipal;
|
|
rv = ssm->GetChannelResultStoragePrincipal(
|
|
aChannel, getter_AddRefs(storagePrincipal));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsISupports> dummy;
|
|
rv = lsm->Preload(storagePrincipal, nullptr, getter_AddRefs(dummy));
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Failed to preload local storage!");
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult ContentParent::TransmitPermissionsForPrincipal(
|
|
nsIPrincipal* aPrincipal) {
|
|
// Create the key, and send it down to the content process.
|
|
nsTArray<nsCString> keys =
|
|
nsPermissionManager::GetAllKeysForPrincipal(aPrincipal);
|
|
MOZ_ASSERT(keys.Length() >= 1);
|
|
for (auto& key : keys) {
|
|
EnsurePermissionsByKey(key);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void ContentParent::EnsurePermissionsByKey(const nsCString& aKey) {
|
|
// NOTE: Make sure to initialize the permission manager before updating the
|
|
// mActivePermissionKeys list. If the permission manager is being initialized
|
|
// by this call to GetPermissionManager, and we've added the key to
|
|
// mActivePermissionKeys, then the permission manager will send down a
|
|
// SendAddPermission before receiving the SendSetPermissionsWithKey message.
|
|
nsCOMPtr<nsIPermissionManager> permManager = services::GetPermissionManager();
|
|
|
|
if (mActivePermissionKeys.Contains(aKey)) {
|
|
return;
|
|
}
|
|
mActivePermissionKeys.PutEntry(aKey);
|
|
|
|
nsTArray<IPC::Permission> perms;
|
|
nsresult rv = permManager->GetPermissionsWithKey(aKey, perms);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return;
|
|
}
|
|
|
|
Unused << SendSetPermissionsWithKey(aKey, perms);
|
|
}
|
|
|
|
bool ContentParent::NeedsPermissionsUpdate(
|
|
const nsACString& aPermissionKey) const {
|
|
return mActivePermissionKeys.Contains(aPermissionKey);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAccumulateChildHistograms(
|
|
nsTArray<HistogramAccumulation>&& aAccumulations) {
|
|
TelemetryIPC::AccumulateChildHistograms(GetTelemetryProcessID(mRemoteType),
|
|
aAccumulations);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAccumulateChildKeyedHistograms(
|
|
nsTArray<KeyedHistogramAccumulation>&& aAccumulations) {
|
|
TelemetryIPC::AccumulateChildKeyedHistograms(
|
|
GetTelemetryProcessID(mRemoteType), aAccumulations);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvUpdateChildScalars(
|
|
nsTArray<ScalarAction>&& aScalarActions) {
|
|
TelemetryIPC::UpdateChildScalars(GetTelemetryProcessID(mRemoteType),
|
|
aScalarActions);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvUpdateChildKeyedScalars(
|
|
nsTArray<KeyedScalarAction>&& aScalarActions) {
|
|
TelemetryIPC::UpdateChildKeyedScalars(GetTelemetryProcessID(mRemoteType),
|
|
aScalarActions);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRecordChildEvents(
|
|
nsTArray<mozilla::Telemetry::ChildEventData>&& aEvents) {
|
|
TelemetryIPC::RecordChildEvents(GetTelemetryProcessID(mRemoteType), aEvents);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRecordDiscardedData(
|
|
const mozilla::Telemetry::DiscardedData& aDiscardedData) {
|
|
TelemetryIPC::RecordDiscardedData(GetTelemetryProcessID(mRemoteType),
|
|
aDiscardedData);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRecordOrigin(
|
|
const uint32_t& aMetricId, const nsCString& aOrigin) {
|
|
Telemetry::RecordOrigin(static_cast<Telemetry::OriginMetricID>(aMetricId),
|
|
aOrigin);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvReportContentBlockingLog(
|
|
const IPCStream& aIPCStream) {
|
|
nsCOMPtr<nsITrackingDBService> trackingDBService =
|
|
do_GetService("@mozilla.org/tracking-db-service;1");
|
|
if (NS_WARN_IF(!trackingDBService)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
nsCOMPtr<nsIInputStream> stream = DeserializeIPCStream(aIPCStream);
|
|
nsCOMPtr<nsIAsyncInputStream> asyncStream;
|
|
nsresult rv = NS_MakeAsyncNonBlockingInputStream(stream.forget(),
|
|
getter_AddRefs(asyncStream));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
trackingDBService->RecordContentBlockingLog(asyncStream);
|
|
return IPC_OK();
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////
|
|
// PURLClassifierParent
|
|
|
|
PURLClassifierParent* ContentParent::AllocPURLClassifierParent(
|
|
const Principal& aPrincipal, bool* aSuccess) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
*aSuccess = true;
|
|
RefPtr<URLClassifierParent> actor = new URLClassifierParent();
|
|
return actor.forget().take();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPURLClassifierConstructor(
|
|
PURLClassifierParent* aActor, const Principal& aPrincipal, bool* aSuccess) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
*aSuccess = false;
|
|
|
|
auto* actor = static_cast<URLClassifierParent*>(aActor);
|
|
nsCOMPtr<nsIPrincipal> principal(aPrincipal);
|
|
if (!principal) {
|
|
actor->ClassificationFailed();
|
|
return IPC_OK();
|
|
}
|
|
return actor->StartClassify(principal, aSuccess);
|
|
}
|
|
|
|
bool ContentParent::DeallocPURLClassifierParent(PURLClassifierParent* aActor) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
RefPtr<URLClassifierParent> actor =
|
|
dont_AddRef(static_cast<URLClassifierParent*>(aActor));
|
|
return true;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////
|
|
// PURLClassifierLocalParent
|
|
|
|
PURLClassifierLocalParent* ContentParent::AllocPURLClassifierLocalParent(
|
|
const URIParams& aURI, const nsTArray<IPCURLClassifierFeature>& aFeatures) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
RefPtr<URLClassifierLocalParent> actor = new URLClassifierLocalParent();
|
|
return actor.forget().take();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPURLClassifierLocalConstructor(
|
|
PURLClassifierLocalParent* aActor, const URIParams& aURI,
|
|
nsTArray<IPCURLClassifierFeature>&& aFeatures) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
nsTArray<IPCURLClassifierFeature> features = std::move(aFeatures);
|
|
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
|
|
if (!uri) {
|
|
NS_WARNING("Failed to DeserializeURI");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
auto* actor = static_cast<URLClassifierLocalParent*>(aActor);
|
|
return actor->StartClassify(uri, features);
|
|
}
|
|
|
|
bool ContentParent::DeallocPURLClassifierLocalParent(
|
|
PURLClassifierLocalParent* aActor) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
RefPtr<URLClassifierLocalParent> actor =
|
|
dont_AddRef(static_cast<URLClassifierLocalParent*>(aActor));
|
|
return true;
|
|
}
|
|
|
|
PLoginReputationParent* ContentParent::AllocPLoginReputationParent(
|
|
const URIParams& aURI) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
RefPtr<LoginReputationParent> actor = new LoginReputationParent();
|
|
return actor.forget().take();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPLoginReputationConstructor(
|
|
PLoginReputationParent* aActor, const URIParams& aURI) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
|
|
if (!uri) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
auto* actor = static_cast<LoginReputationParent*>(aActor);
|
|
return actor->QueryReputation(uri);
|
|
}
|
|
|
|
bool ContentParent::DeallocPLoginReputationParent(
|
|
PLoginReputationParent* aActor) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
RefPtr<LoginReputationParent> actor =
|
|
dont_AddRef(static_cast<LoginReputationParent*>(aActor));
|
|
return true;
|
|
}
|
|
|
|
PSessionStorageObserverParent*
|
|
ContentParent::AllocPSessionStorageObserverParent() {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
return mozilla::dom::AllocPSessionStorageObserverParent();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPSessionStorageObserverConstructor(
|
|
PSessionStorageObserverParent* aActor) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
if (!mozilla::dom::RecvPSessionStorageObserverConstructor(aActor)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentParent::DeallocPSessionStorageObserverParent(
|
|
PSessionStorageObserverParent* aActor) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
return mozilla::dom::DeallocPSessionStorageObserverParent(aActor);
|
|
}
|
|
|
|
nsresult ContentParent::SaveRecording(nsIFile* aFile, bool* aRetval) {
|
|
if (mRecordReplayState != eRecording) {
|
|
*aRetval = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
PRFileDesc* prfd;
|
|
nsresult rv = aFile->OpenNSPRFileDesc(
|
|
PR_WRONLY | PR_TRUNCATE | PR_CREATE_FILE, 0644, &prfd);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
FileDescriptor::PlatformHandleType handle =
|
|
FileDescriptor::PlatformHandleType(PR_FileDesc2NativeHandle(prfd));
|
|
|
|
Unused << SendSaveRecording(FileDescriptor(handle));
|
|
|
|
PR_Close(prfd);
|
|
|
|
*aRetval = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvMaybeReloadPlugins() {
|
|
RefPtr<nsPluginHost> pluginHost = nsPluginHost::GetInst();
|
|
pluginHost->ReloadPlugins();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvDeviceReset() {
|
|
GPUProcessManager* pm = GPUProcessManager::Get();
|
|
if (pm) {
|
|
pm->SimulateDeviceReset();
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvBHRThreadHang(
|
|
const HangDetails& aDetails) {
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
// Copy the HangDetails recieved over the network into a nsIHangDetails, and
|
|
// then fire our own observer notification.
|
|
// XXX: We should be able to avoid this potentially expensive copy here by
|
|
// moving our deserialized argument.
|
|
nsCOMPtr<nsIHangDetails> hangDetails =
|
|
new nsHangDetails(HangDetails(aDetails));
|
|
obs->NotifyObservers(hangDetails, "bhr-thread-hang", nullptr);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvFirstPartyStorageAccessGrantedForOrigin(
|
|
const Principal& aParentPrincipal, const Principal& aTrackingPrincipal,
|
|
const nsCString& aTrackingOrigin, const nsCString& aGrantedOrigin,
|
|
const int& aAllowMode,
|
|
FirstPartyStorageAccessGrantedForOriginResolver&& aResolver) {
|
|
AntiTrackingCommon::
|
|
SaveFirstPartyStorageAccessGrantedForOriginOnParentProcess(
|
|
aParentPrincipal, aTrackingPrincipal, aTrackingOrigin, aGrantedOrigin,
|
|
aAllowMode)
|
|
->Then(GetCurrentThreadSerialEventTarget(), __func__,
|
|
[aResolver = std::move(aResolver)](
|
|
AntiTrackingCommon::FirstPartyStorageAccessGrantPromise::
|
|
ResolveOrRejectValue&& aValue) {
|
|
bool success = aValue.IsResolve() &&
|
|
NS_SUCCEEDED(aValue.ResolveValue());
|
|
aResolver(success);
|
|
});
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvStoreUserInteractionAsPermission(
|
|
const Principal& aPrincipal) {
|
|
AntiTrackingCommon::StoreUserInteractionFor(aPrincipal);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAttachBrowsingContext(
|
|
BrowsingContext::IPCInitializer&& aInit) {
|
|
RefPtr<CanonicalBrowsingContext> parent;
|
|
if (aInit.mParentId != 0) {
|
|
parent = CanonicalBrowsingContext::Get(aInit.mParentId);
|
|
MOZ_RELEASE_ASSERT(parent, "Parent doesn't exist in parent process");
|
|
}
|
|
|
|
if (parent && !parent->IsOwnedByProcess(ChildID())) {
|
|
// We're trying attach a child BrowsingContext to a parent
|
|
// BrowsingContext in another process. This is illegal since the
|
|
// only thing that could create that child BrowsingContext is a
|
|
// parent docshell in the same process as that BrowsingContext.
|
|
MOZ_DIAGNOSTIC_ASSERT(false,
|
|
"Trying to attach to out of process parent context");
|
|
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Warning,
|
|
("ParentIPC: Trying to attach to out of process parent context "
|
|
"0x%08" PRIx64,
|
|
aInit.mParentId));
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<BrowsingContext> child = BrowsingContext::Get(aInit.mId);
|
|
if (child && !child->IsCached()) {
|
|
// This is highly suspicious. BrowsingContexts should only be
|
|
// attached at most once, but finding one indicates that someone
|
|
// is doing something they shouldn't.
|
|
MOZ_DIAGNOSTIC_ASSERT(false,
|
|
"Trying to attach already attached browsing context");
|
|
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Warning,
|
|
("ParentIPC: Trying to attach already attached 0x%08" PRIx64
|
|
" to 0x%08" PRIx64,
|
|
aInit.mId, aInit.mParentId));
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!child) {
|
|
RefPtr<BrowsingContextGroup> group =
|
|
BrowsingContextGroup::Select(aInit.mParentId, aInit.mOpenerId);
|
|
child = BrowsingContext::CreateFromIPC(std::move(aInit), group, this);
|
|
}
|
|
|
|
child->Attach(/* aFromIPC */ true);
|
|
|
|
child->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendAttachBrowsingContext(child->GetIPCInitializer());
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvDetachBrowsingContext(
|
|
uint64_t aContextId, DetachBrowsingContextResolver&& aResolve) {
|
|
// NOTE: Immediately resolve the promise, as we've received the message. This
|
|
// will allow the content process to discard references to this BC.
|
|
aResolve(true);
|
|
|
|
// NOTE: It's OK if we don't have this context anymore. It was just already
|
|
// detached, return.
|
|
RefPtr<BrowsingContext> context = BrowsingContext::Get(aContextId);
|
|
if (!context || context->IsDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to detach already detached"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!context->Canonical()->IsOwnedByProcess(ChildID())) {
|
|
// We're trying to detach a child BrowsingContext in another child
|
|
// process. This is illegal since the owner of the BrowsingContext
|
|
// is the proccess with the in-process docshell, which is tracked
|
|
// by OwnerProcessId.
|
|
MOZ_DIAGNOSTIC_ASSERT(false, "Trying to detach out of process context");
|
|
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Warning,
|
|
("ParentIPC: Trying to detach out of process context 0x%08" PRIx64,
|
|
context->Id()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
context->Detach(/* aFromIPC */ true);
|
|
|
|
context->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
// Hold a reference to `context` until the response comes back to ensure it
|
|
// doesn't die while messages relating to this context are in-flight.
|
|
auto resolve = [context](bool) {};
|
|
auto reject = [context](ResponseRejectReason) {};
|
|
aParent->SendDetachBrowsingContext(context->Id(), resolve, reject);
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCacheBrowsingContextChildren(
|
|
BrowsingContext* aContext) {
|
|
if (!aContext || aContext->IsDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to cache already detached"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!aContext->Canonical()->IsOwnedByProcess(ChildID())) {
|
|
// We're trying to cache a child BrowsingContext in another child
|
|
// process. This is illegal since the owner of the BrowsingContext
|
|
// is the proccess with the in-process docshell, which is tracked
|
|
// by OwnerProcessId.
|
|
MOZ_DIAGNOSTIC_ASSERT(false, "Trying to cache out of process context");
|
|
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Warning,
|
|
("ParentIPC: Trying to cache out of process context 0x%08" PRIx64,
|
|
aContext->Id()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
aContext->CacheChildren(/* aFromIPC */ true);
|
|
|
|
aContext->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendCacheBrowsingContextChildren(aContext);
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRestoreBrowsingContextChildren(
|
|
BrowsingContext* aContext, BrowsingContext::Children&& aChildren) {
|
|
if (!aContext || aContext->IsDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to restore already detached"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!aContext->Canonical()->IsOwnedByProcess(ChildID())) {
|
|
// We're trying to cache a child BrowsingContext in another child
|
|
// process. This is illegal since the owner of the BrowsingContext
|
|
// is the proccess with the in-process docshell, which is tracked
|
|
// by OwnerProcessId.
|
|
MOZ_DIAGNOSTIC_ASSERT(false, "Trying to restore out of process context");
|
|
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Warning,
|
|
("ParentIPC: Trying to restore out of process context 0x%08" PRIx64,
|
|
aContext->Id()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
aContext->RestoreChildren(std::move(aChildren), /* aFromIPC */ true);
|
|
|
|
aContext->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendRestoreBrowsingContextChildren(aContext, aChildren);
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::RegisterRemoteWorkerActor() { ++mRemoteWorkerActors; }
|
|
|
|
void ContentParent::UnregisterRemoveWorkerActor() {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (--mRemoteWorkerActors) {
|
|
return;
|
|
}
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
if (!cpm->GetBrowserParentCountByProcessId(ChildID()) &&
|
|
!ShouldKeepProcessAlive() && !TryToRecycle()) {
|
|
// In the case of normal shutdown, send a shutdown message to child to
|
|
// allow it to perform shutdown tasks.
|
|
MessageLoop::current()->PostTask(NewRunnableMethod<ShutDownMethod>(
|
|
"dom::ContentParent::ShutDownProcess", this,
|
|
&ContentParent::ShutDownProcess, SEND_SHUTDOWN_MESSAGE));
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowClose(
|
|
BrowsingContext* aContext, bool aTrustedCaller) {
|
|
if (!aContext || aContext->IsDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
// FIXME Need to check that the sending process has access to the unit of
|
|
// related
|
|
// browsing contexts of bc.
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp = cpm->GetContentProcessById(
|
|
ContentParentId(aContext->Canonical()->OwnerProcessId()));
|
|
Unused << cp->SendWindowClose(aContext, aTrustedCaller);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowFocus(
|
|
BrowsingContext* aContext) {
|
|
if (!aContext || aContext->IsDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp = cpm->GetContentProcessById(
|
|
ContentParentId(aContext->Canonical()->OwnerProcessId()));
|
|
Unused << cp->SendWindowFocus(aContext);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowBlur(
|
|
BrowsingContext* aContext) {
|
|
if (!aContext || aContext->IsDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp = cpm->GetContentProcessById(
|
|
ContentParentId(aContext->Canonical()->OwnerProcessId()));
|
|
Unused << cp->SendWindowBlur(aContext);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowPostMessage(
|
|
BrowsingContext* aContext, const ClonedMessageData& aMessage,
|
|
const PostMessageData& aData) {
|
|
if (!aContext || aContext->IsDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<ContentParent> cp = aContext->Canonical()->GetContentParent();
|
|
if (!cp) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send PostMessage to dead content process"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
StructuredCloneData messageFromChild;
|
|
UnpackClonedMessageDataForParent(aMessage, messageFromChild);
|
|
|
|
ClonedMessageData message;
|
|
if (!BuildClonedMessageDataForParent(cp, messageFromChild, message)) {
|
|
// FIXME Logging?
|
|
return IPC_OK();
|
|
}
|
|
|
|
Unused << cp->SendWindowPostMessage(aContext, message, aData);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::OnBrowsingContextGroupSubscribe(
|
|
BrowsingContextGroup* aGroup) {
|
|
MOZ_DIAGNOSTIC_ASSERT(aGroup);
|
|
mGroups.PutEntry(aGroup);
|
|
}
|
|
|
|
void ContentParent::OnBrowsingContextGroupUnsubscribe(
|
|
BrowsingContextGroup* aGroup) {
|
|
MOZ_DIAGNOSTIC_ASSERT(aGroup);
|
|
mGroups.RemoveEntry(aGroup);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCommitBrowsingContextTransaction(
|
|
BrowsingContext* aContext, BrowsingContext::Transaction&& aTransaction,
|
|
BrowsingContext::FieldEpochs&& aEpochs) {
|
|
if (!aContext || aContext->IsDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Warning,
|
|
("ParentIPC: Trying to run transaction on missing context."));
|
|
return IPC_OK();
|
|
}
|
|
|
|
// Check if the transaction is valid.
|
|
if (!aContext->Canonical()->ValidateTransaction(aTransaction, this)) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Error,
|
|
("ParentIPC: Trying to run invalid transaction."));
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
aContext->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendCommitBrowsingContextTransaction(
|
|
aContext, aTransaction,
|
|
aContext->Canonical()->GetFieldEpochsForChild(aParent));
|
|
});
|
|
|
|
aTransaction.Apply(aContext, this);
|
|
aContext->Canonical()->SetFieldEpochsForChild(this, aEpochs);
|
|
|
|
return IPC_OK();
|
|
}
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
NS_IMPL_ISUPPORTS(ParentIdleListener, nsIObserver)
|
|
|
|
NS_IMETHODIMP
|
|
ParentIdleListener::Observe(nsISupports*, const char* aTopic,
|
|
const char16_t* aData) {
|
|
mozilla::Unused << mParent->SendNotifyIdleObserver(
|
|
mObserver, nsDependentCString(aTopic), nsDependentString(aData));
|
|
return NS_OK;
|
|
}
|