зеркало из https://github.com/mozilla/gecko-dev.git
7594 строки
254 KiB
C++
7594 строки
254 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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#ifdef MOZ_WIDGET_ANDROID
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# include "AndroidDecoderModule.h"
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#endif
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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 "mozilla/ipc/ProcessUtils.h"
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#include "BrowserParent.h"
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#include "chrome/common/process_watcher.h"
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#include "mozilla/Result.h"
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#include "mozilla/XREAppData.h"
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#include "nsComponentManagerUtils.h"
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#include "nsIBrowserDOMWindow.h"
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#ifdef ACCESSIBILITY
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# include "mozilla/a11y/PDocAccessible.h"
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#endif
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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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#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 <map>
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#include <utility>
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#include "BrowserParent.h"
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#include "ContentProcessManager.h"
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#include "GeckoProfiler.h"
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#include "Geolocation.h"
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#include "GfxInfoBase.h"
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#include "MMPrinter.h"
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#include "PreallocatedProcessManager.h"
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#include "ProcessPriorityManager.h"
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#include "ProfilerParent.h"
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#include "SandboxHal.h"
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#include "SourceSurfaceRawData.h"
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#include "mozilla/ipc/URIUtils.h"
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#include "gfxPlatform.h"
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#include "gfxPlatformFontList.h"
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#include "mozilla/AutoRestore.h"
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#include "mozilla/ContentBlocking.h"
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#include "mozilla/BasePrincipal.h"
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#include "mozilla/BenchmarkStorageParent.h"
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#include "mozilla/ContentBlockingUserInteraction.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/FOGIPC.h"
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#include "mozilla/GlobalStyleSheetCache.h"
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#include "mozilla/HangDetails.h"
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#include "mozilla/LoginReputationIPC.h"
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#include "mozilla/LookAndFeel.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/NullPrincipal.h"
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#include "mozilla/PerformanceMetricsCollector.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/ProfilerLabels.h"
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#include "mozilla/ProfilerMarkers.h"
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#include "mozilla/ScopeExit.h"
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#include "mozilla/ScriptPreloader.h"
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#include "mozilla/Components.h"
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#include "mozilla/Sprintf.h"
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#include "mozilla/StaticPrefs_dom.h"
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#include "mozilla/StaticPrefs_media.h"
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#include "mozilla/StaticPrefs_widget.h"
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#include "mozilla/StyleSheet.h"
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#include "mozilla/StyleSheetInlines.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/TelemetryIPC.h"
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#include "mozilla/Unused.h"
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#include "mozilla/WebBrowserPersistDocumentParent.h"
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#include "mozilla/devtools/HeapSnapshotTempFileHelperParent.h"
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#include "mozilla/dom/BlobURLProtocolHandler.h"
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#include "mozilla/dom/BrowserHost.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/ContentChild.h"
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#include "mozilla/dom/DataTransfer.h"
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#include "mozilla/dom/Document.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/ExternalHelperAppParent.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/GeolocationBinding.h"
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#include "mozilla/dom/GeolocationPositionError.h"
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#include "mozilla/dom/GetFilesHelper.h"
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#include "mozilla/dom/IPCBlobUtils.h"
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#include "mozilla/dom/JSActorService.h"
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#include "mozilla/dom/JSProcessActorBinding.h"
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#include "mozilla/dom/LocalStorageCommon.h"
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#include "mozilla/dom/MediaController.h"
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#include "mozilla/dom/MemoryReportRequest.h"
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#include "mozilla/dom/MediaStatusManager.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/ParentProcessMessageManager.h"
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#include "mozilla/dom/Permissions.h"
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#include "mozilla/dom/ProcessMessageManager.h"
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#include "mozilla/dom/PushNotifier.h"
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#include "mozilla/dom/ServiceWorkerManager.h"
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#include "mozilla/dom/ServiceWorkerRegistrar.h"
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#include "mozilla/dom/ServiceWorkerUtils.h"
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#include "mozilla/dom/SessionHistoryEntry.h"
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#include "mozilla/dom/SessionStorageManager.h"
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#include "mozilla/dom/StorageIPC.h"
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#include "mozilla/dom/URLClassifierParent.h"
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#include "mozilla/dom/WakeLock.h"
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#include "mozilla/dom/WindowGlobalParent.h"
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#include "mozilla/dom/ipc/SharedMap.h"
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#include "mozilla/dom/ipc/StructuredCloneData.h"
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#include "mozilla/dom/nsMixedContentBlocker.h"
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#include "mozilla/dom/power/PowerManagerService.h"
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#include "mozilla/dom/quota/QuotaManagerService.h"
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#include "mozilla/embedding/printingui/PrintingParent.h"
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#include "mozilla/extensions/ExtensionsParent.h"
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#include "mozilla/extensions/StreamFilterParent.h"
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#include "mozilla/gfx/GPUProcessManager.h"
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#include "mozilla/gfx/gfxVars.h"
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#include "mozilla/hal_sandbox/PHalParent.h"
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#include "mozilla/intl/LocaleService.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/ByteBuf.h"
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#include "mozilla/ipc/CrashReporterHost.h"
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#include "mozilla/ipc/Endpoint.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/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/ipc/IPCStreamUtils.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/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/layers/PAPZParent.h"
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#include "mozilla/loader/ScriptCacheActors.h"
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#include "mozilla/media/MediaParent.h"
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#include "mozilla/mozSpellChecker.h"
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#include "mozilla/net/CookieServiceParent.h"
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#include "mozilla/net/NeckoMessageUtils.h"
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#include "mozilla/net/NeckoParent.h"
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#include "mozilla/net/PCookieServiceParent.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/TelemetryComms.h"
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#include "mozilla/TelemetryEventEnums.h"
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#include "mozilla/RemoteLazyInputStreamParent.h"
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#include "mozilla/widget/RemoteLookAndFeel.h"
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#include "mozilla/widget/ScreenManager.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 "nsContentPermissionHelper.h"
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#include "nsContentUtils.h"
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#include "nsCRT.h"
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#include "nsDebugImpl.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsDocShell.h"
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#include "nsEmbedCID.h"
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#include "nsFocusManager.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 "nsHyphenationManager.h"
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#include "nsIAlertsService.h"
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#include "nsIAppStartup.h"
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#include "nsIAppWindow.h"
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#include "nsIAsyncInputStream.h"
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#include "nsIBidiKeyboard.h"
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#include "nsICaptivePortalService.h"
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#include "nsICertOverrideService.h"
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#include "nsIClipboard.h"
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#include "nsIContentProcess.h"
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#include "nsIContentSecurityPolicy.h"
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#include "nsICookie.h"
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#include "nsICrashService.h"
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#include "nsICycleCollectorListener.h"
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#include "nsIDOMChromeWindow.h"
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#include "nsIDocShell.h"
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#include "nsIDocShellTreeOwner.h"
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#include "nsIDragService.h"
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#include "nsIExternalProtocolService.h"
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#include "nsIGfxInfo.h"
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#include "nsIUserIdleService.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 "nsINetworkLinkService.h"
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#include "nsIObserverService.h"
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#include "nsIParentChannel.h"
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#include "nsIScriptError.h"
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#include "nsIScriptSecurityManager.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 "nsIStringBundle.h"
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#include "nsITimer.h"
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#include "nsIURL.h"
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#include "nsIWebBrowserChrome.h"
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#include "nsIX509Cert.h"
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#include "nsIXULRuntime.h"
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#ifdef MOZ_WIDGET_GTK
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# include "nsIconChannel.h"
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#endif
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#include "nsMemoryInfoDumper.h"
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#include "nsMemoryReporterManager.h"
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#include "nsOpenURIInFrameParams.h"
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#include "nsPIWindowWatcher.h"
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#include "nsPluginHost.h"
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#include "nsPluginTags.h"
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#include "nsQueryObject.h"
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#include "nsReadableUtils.h"
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#include "nsSHistory.h"
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#include "nsScriptError.h"
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#include "nsSerializationHelper.h"
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#include "nsServiceManagerUtils.h"
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#include "nsStreamUtils.h"
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#include "nsStyleSheetService.h"
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#include "nsThread.h"
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#include "nsThreadUtils.h"
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#include "nsWidgetsCID.h"
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#include "nsWindowWatcher.h"
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#include "prio.h"
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#include "private/pprio.h"
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#include "xpcpublic.h"
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#include "nsOpenWindowInfo.h"
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#include "nsFrameLoaderOwner.h"
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#ifdef MOZ_WEBRTC
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# include "jsapi/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 "mozilla/PermissionManager.h"
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#ifdef MOZ_WIDGET_ANDROID
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# include "AndroidBridge.h"
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# include "mozilla/java/GeckoProcessManagerWrappers.h"
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# include "mozilla/java/GeckoProcessTypeWrappers.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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# include "mozilla/WidgetUtilsGtk.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/widget/AudioSession.h"
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# include "mozilla/widget/WinContentSystemParameters.h"
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# include "mozilla/WinDllServices.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_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::psm;
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using namespace mozilla::widget;
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using namespace mozilla::Telemetry;
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using mozilla::loader::PScriptCacheParent;
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using mozilla::Telemetry::ProcessID;
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extern mozilla::LazyLogModule gFocusLog;
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#define LOGFOCUS(args) MOZ_LOG(gFocusLog, mozilla::LogLevel::Debug, args)
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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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LazyLogModule gProcessLog("Process");
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static std::map<RemoteDecodeIn, PDMFactory::MediaCodecsSupported>
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sCodecsSupported;
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/* static */
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uint32_t ContentParent::sMaxContentProcesses = 0;
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/* static */
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Maybe<TimeStamp> ContentParent::sLastContentProcessLaunch = Nothing();
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/* static */
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LogModule* ContentParent::GetLog() { return gProcessLog; }
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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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MOZ_COUNTED_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() = default;
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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)
|
|
|
|
NS_IMETHODIMP
|
|
ContentParentsMemoryReporter::CollectReports(
|
|
nsIHandleReportCallback* aHandleReport, nsISupports* aData,
|
|
bool aAnonymize) {
|
|
AutoTArray<ContentParent*, 16> cps;
|
|
ContentParent::GetAllEvenIfDead(cps);
|
|
|
|
for (uint32_t i = 0; i < cps.Length(); i++) {
|
|
ContentParent* cp = cps[i];
|
|
MessageChannel* channel = cp->GetIPCChannel();
|
|
|
|
nsString friendlyName;
|
|
cp->FriendlyName(friendlyName, aAnonymize);
|
|
|
|
cp->AddRef();
|
|
nsrefcnt refcnt = cp->Release();
|
|
|
|
const char* channelStr = "no channel";
|
|
uint32_t numQueuedMessages = 0;
|
|
if (channel) {
|
|
if (channel->Unsound_IsClosed()) {
|
|
channelStr = "closed channel";
|
|
} else {
|
|
channelStr = "open channel";
|
|
}
|
|
numQueuedMessages = channel->Unsound_NumQueuedMessages();
|
|
}
|
|
|
|
nsPrintfCString path(
|
|
"queued-ipc-messages/content-parent"
|
|
"(%s, pid=%d, %s, 0x%p, refcnt=%" PRIuPTR ")",
|
|
NS_ConvertUTF16toUTF8(friendlyName).get(), cp->Pid(), channelStr,
|
|
static_cast<nsIObserver*>(cp), refcnt);
|
|
|
|
constexpr auto desc =
|
|
"The number of unset IPC messages held in this ContentParent's "
|
|
"channel. A large value here might indicate that we're leaking "
|
|
"messages. Similarly, a ContentParent object for a process that's no "
|
|
"longer running could indicate that we're leaking ContentParents."_ns;
|
|
|
|
aHandleReport->Callback(/* process */ ""_ns, path, KIND_OTHER, UNITS_COUNT,
|
|
numQueuedMessages, desc, aData);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// A hashtable (by type) of processes/ContentParents. This includes
|
|
// processes that are in the Preallocator cache (which would be type
|
|
// 'prealloc'), and recycled processes ('web' and in the future
|
|
// eTLD+1-locked) processes).
|
|
nsClassHashtable<nsCStringHashKey, nsTArray<ContentParent*>>*
|
|
ContentParent::sBrowserContentParents;
|
|
|
|
namespace {
|
|
|
|
uint64_t ComputeLoadedOriginHash(nsIPrincipal* aPrincipal) {
|
|
uint32_t originNoSuffix =
|
|
BasePrincipal::Cast(aPrincipal)->GetOriginNoSuffixHash();
|
|
uint32_t originSuffix =
|
|
BasePrincipal::Cast(aPrincipal)->GetOriginSuffixHash();
|
|
|
|
return ((uint64_t)originNoSuffix) << 32 | originSuffix;
|
|
}
|
|
|
|
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::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 nsACString& 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 == EXTENSION_REMOTE_TYPE ? ProcessID::Extension
|
|
: ProcessID::Content;
|
|
}
|
|
|
|
} // anonymous namespace
|
|
|
|
UniquePtr<nsTHashMap<nsUint32HashKey, ContentParent*>>
|
|
ContentParent::sJSPluginContentParents;
|
|
UniquePtr<nsTArray<ContentParent*>> ContentParent::sPrivateContent;
|
|
UniquePtr<LinkedList<ContentParent>> ContentParent::sContentParents;
|
|
StaticRefPtr<ContentParent> ContentParent::sRecycledE10SProcess;
|
|
#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
|
|
UniquePtr<SandboxBrokerPolicyFactory>
|
|
ContentParent::sSandboxBrokerPolicyFactory;
|
|
#endif
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
UniquePtr<std::vector<std::string>> ContentParent::sMacSandboxParams;
|
|
#endif
|
|
|
|
// This is true when subprocess launching is enabled. This is the
|
|
// case between StartUp() and ShutDown().
|
|
static bool sCanLaunchSubprocesses;
|
|
|
|
// Set to true when the first content process gets created.
|
|
static bool sCreatedFirstContentProcess = false;
|
|
|
|
#ifdef MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
// True when we're running the process selection code, and do not expect to
|
|
// enter code paths where processes may die.
|
|
static bool sInProcessSelector = false;
|
|
#endif
|
|
|
|
// The first content child has ID 1, so the chrome process can have ID 0.
|
|
static uint64_t gContentChildID = 1;
|
|
|
|
static const char* sObserverTopics[] = {
|
|
NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC,
|
|
NS_IPC_IOSERVICE_SET_CONNECTIVITY_TOPIC,
|
|
NS_IPC_CAPTIVE_PORTAL_SET_STATE,
|
|
"application-background",
|
|
"application-foreground",
|
|
"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,
|
|
};
|
|
|
|
// 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(PREALLOC_REMOTE_TYPE);
|
|
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("Preallocating process of type prealloc"));
|
|
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;
|
|
}
|
|
|
|
// From this point on, NS_WARNING, NS_ASSERTION, etc. should print out the
|
|
// PID along with the warning.
|
|
nsDebugImpl::SetMultiprocessMode("Parent");
|
|
|
|
// Note: This reporter measures all ContentParents.
|
|
RegisterStrongMemoryReporter(new ContentParentsMemoryReporter());
|
|
|
|
BackgroundChild::Startup();
|
|
ClientManager::Startup();
|
|
|
|
#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
|
|
sSandboxBrokerPolicyFactory = MakeUnique<SandboxBrokerPolicyFactory>();
|
|
#endif
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
sMacSandboxParams = MakeUnique<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 nsACString& aContentProcessType) {
|
|
if (!sBrowserContentParents) {
|
|
return 0;
|
|
}
|
|
|
|
nsTArray<ContentParent*>* parents =
|
|
sBrowserContentParents->Get(aContentProcessType);
|
|
|
|
return parents ? parents->Length() : 0;
|
|
}
|
|
|
|
/*static*/ nsTArray<ContentParent*>& ContentParent::GetOrCreatePool(
|
|
const nsACString& aContentProcessType) {
|
|
if (!sBrowserContentParents) {
|
|
sBrowserContentParents =
|
|
new nsClassHashtable<nsCStringHashKey, nsTArray<ContentParent*>>;
|
|
}
|
|
|
|
return *sBrowserContentParents->GetOrInsertNew(aContentProcessType);
|
|
}
|
|
|
|
const nsDependentCSubstring RemoteTypePrefix(
|
|
const nsACString& 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);
|
|
}
|
|
|
|
bool IsWebRemoteType(const nsACString& aContentProcessType) {
|
|
// Note: matches webIsolated as well as web (and webLargeAllocation, and
|
|
// webCOOP+COEP)
|
|
return StringBeginsWith(aContentProcessType, DEFAULT_REMOTE_TYPE);
|
|
}
|
|
|
|
bool IsWebCoopCoepRemoteType(const nsACString& aContentProcessType) {
|
|
return StringBeginsWith(aContentProcessType,
|
|
WITH_COOP_COEP_REMOTE_TYPE_PREFIX);
|
|
}
|
|
|
|
bool IsPrivilegedMozillaRemoteType(const nsACString& aContentProcessType) {
|
|
return aContentProcessType == PRIVILEGEDMOZILLA_REMOTE_TYPE;
|
|
}
|
|
|
|
bool IsExtensionRemoteType(const nsACString& aContentProcessType) {
|
|
return aContentProcessType == EXTENSION_REMOTE_TYPE;
|
|
}
|
|
|
|
/*static*/
|
|
uint32_t ContentParent::GetMaxProcessCount(
|
|
const nsACString& aContentProcessType) {
|
|
// Max process count is based only on the prefix.
|
|
const nsDependentCSubstring processTypePrefix =
|
|
RemoteTypePrefix(aContentProcessType);
|
|
|
|
// Check for the default remote type of "web", as it uses different prefs.
|
|
if (processTypePrefix == DEFAULT_REMOTE_TYPE) {
|
|
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.");
|
|
processCountPref.Append(processTypePrefix);
|
|
|
|
int32_t maxContentParents = Preferences::GetInt(processCountPref.get(), 1);
|
|
if (maxContentParents < 1) {
|
|
maxContentParents = 1;
|
|
}
|
|
|
|
return static_cast<uint32_t>(maxContentParents);
|
|
}
|
|
|
|
/*static*/
|
|
bool ContentParent::IsMaxProcessCountReached(
|
|
const nsACString& aContentProcessType) {
|
|
return GetPoolSize(aContentProcessType) >=
|
|
GetMaxProcessCount(aContentProcessType);
|
|
}
|
|
|
|
// Really more ReleaseUnneededProcesses()
|
|
/*static*/
|
|
void ContentParent::ReleaseCachedProcesses() {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("ReleaseCachedProcesses:"));
|
|
if (!sBrowserContentParents) {
|
|
return;
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
int num = 0;
|
|
for (const auto& contentParents : sBrowserContentParents->Values()) {
|
|
num += contentParents->Length();
|
|
for (auto* cp : *contentParents) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("%s: %zu processes", cp->mRemoteType.get(),
|
|
contentParents->Length()));
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
// We process the toRelease array outside of the iteration to avoid modifying
|
|
// the list (via RemoveFromList()) while we're iterating it.
|
|
nsTArray<ContentParent*> toRelease;
|
|
for (const auto& contentParents : sBrowserContentParents->Values()) {
|
|
// Shutting down these processes will change the array so let's use another
|
|
// array for the removal.
|
|
for (auto* cp : *contentParents) {
|
|
if (cp->ManagedPBrowserParent().Count() == 0 &&
|
|
!cp->HasActiveWorkerOrJSPlugin() &&
|
|
cp->mRemoteType == DEFAULT_REMOTE_TYPE) {
|
|
toRelease.AppendElement(cp);
|
|
} else {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
(" Skipping %p (%s), count %d, HasActiveWorkerOrJSPlugin %d",
|
|
cp, cp->mRemoteType.get(), cp->ManagedPBrowserParent().Count(),
|
|
cp->HasActiveWorkerOrJSPlugin()));
|
|
}
|
|
}
|
|
}
|
|
|
|
for (auto* cp : toRelease) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
(" Shutdown %p (%s)", cp, cp->mRemoteType.get()));
|
|
PreallocatedProcessManager::Erase(cp);
|
|
// 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,
|
|
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];
|
|
MOZ_DIAGNOSTIC_ASSERT(!p->IsDead());
|
|
|
|
uint32_t tabCount = cpm->GetBrowserParentCountByProcessId(p->ChildID());
|
|
if (tabCount < min) {
|
|
candidate = p;
|
|
min = tabCount;
|
|
}
|
|
}
|
|
|
|
// If all current processes have at least one tab and we have not yet reached
|
|
// the maximum, use a new process.
|
|
if (min > 0 &&
|
|
aContentParents.Length() < static_cast<uint32_t>(aMaxContentParents)) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Otherwise we return candidate.
|
|
return candidate.forget();
|
|
}
|
|
|
|
static already_AddRefed<nsIPrincipal> CreateRemoteTypeIsolationPrincipal(
|
|
const nsACString& aRemoteType) {
|
|
if ((RemoteTypePrefix(aRemoteType) != FISSION_WEB_REMOTE_TYPE) &&
|
|
!StringBeginsWith(aRemoteType, WITH_COOP_COEP_REMOTE_TYPE_PREFIX)) {
|
|
return nullptr;
|
|
}
|
|
|
|
int32_t offset = aRemoteType.FindChar('=') + 1;
|
|
MOZ_ASSERT(offset > 1, "can not extract origin from that remote type");
|
|
nsAutoCString origin(
|
|
Substring(aRemoteType, offset, aRemoteType.Length() - offset));
|
|
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
ssm->CreateContentPrincipalFromOrigin(origin, getter_AddRefs(principal));
|
|
return principal.forget();
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<ContentParent> ContentParent::GetUsedBrowserProcess(
|
|
const nsACString& aRemoteType, nsTArray<ContentParent*>& aContentParents,
|
|
uint32_t aMaxContentParents, bool aPreferUsed) {
|
|
#ifdef MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
AutoRestore ar(sInProcessSelector);
|
|
sInProcessSelector = true;
|
|
#endif
|
|
|
|
uint32_t numberOfParents = aContentParents.Length();
|
|
nsTArray<RefPtr<nsIContentProcessInfo>> infos(numberOfParents);
|
|
for (auto* cp : aContentParents) {
|
|
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.
|
|
aMaxContentParents = numberOfParents;
|
|
}
|
|
|
|
nsCOMPtr<nsIContentProcessProvider> cpp =
|
|
do_GetService("@mozilla.org/ipc/processselector;1");
|
|
int32_t index;
|
|
if (cpp && NS_SUCCEEDED(cpp->ProvideProcess(aRemoteType, infos,
|
|
aMaxContentParents, &index))) {
|
|
// If the provider returned an existing ContentParent, use that one.
|
|
if (0 <= index && static_cast<uint32_t>(index) <= aMaxContentParents) {
|
|
RefPtr<ContentParent> retval = aContentParents[index];
|
|
if (profiler_thread_is_being_profiled()) {
|
|
nsPrintfCString marker("Reused process %u",
|
|
(unsigned int)retval->ChildID());
|
|
PROFILER_MARKER_TEXT("Process", DOM, {}, marker);
|
|
}
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("GetUsedProcess: Reused process %p (%u) for %s", retval.get(),
|
|
(unsigned int)retval->ChildID(),
|
|
PromiseFlatCString(aRemoteType).get()));
|
|
retval->AssertAlive();
|
|
retval->StopRecycling();
|
|
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 ((random = MinTabSelect(aContentParents, aMaxContentParents))) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("GetUsedProcess: Reused random process %p (%d) for %s",
|
|
random.get(), (unsigned int)random->ChildID(),
|
|
PromiseFlatCString(aRemoteType).get()));
|
|
random->AssertAlive();
|
|
random->StopRecycling();
|
|
return random.forget();
|
|
}
|
|
}
|
|
|
|
// If we are loading into the "web" remote type, are choosing to launch a new
|
|
// tab, and have a recycled E10S process, we should launch into that process.
|
|
if (aRemoteType == DEFAULT_REMOTE_TYPE && sRecycledE10SProcess) {
|
|
RefPtr<ContentParent> recycled = sRecycledE10SProcess;
|
|
MOZ_DIAGNOSTIC_ASSERT(recycled->GetRemoteType() == DEFAULT_REMOTE_TYPE);
|
|
recycled->AssertAlive();
|
|
recycled->StopRecycling();
|
|
|
|
if (profiler_thread_is_being_profiled()) {
|
|
nsPrintfCString marker("Recycled process %u (%p)",
|
|
(unsigned int)recycled->ChildID(), recycled.get());
|
|
PROFILER_MARKER_TEXT("Process", DOM, {}, marker);
|
|
}
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("Recycled process %p", recycled.get()));
|
|
|
|
return recycled.forget();
|
|
}
|
|
|
|
// Try to take a preallocated process except for certain remote types.
|
|
RefPtr<ContentParent> preallocated;
|
|
if (aRemoteType != FILE_REMOTE_TYPE &&
|
|
aRemoteType != EXTENSION_REMOTE_TYPE && // Bug 1638119
|
|
(preallocated = PreallocatedProcessManager::Take(aRemoteType))) {
|
|
MOZ_DIAGNOSTIC_ASSERT(preallocated->GetRemoteType() ==
|
|
PREALLOC_REMOTE_TYPE);
|
|
MOZ_DIAGNOSTIC_ASSERT(sRecycledE10SProcess != preallocated);
|
|
preallocated->AssertAlive();
|
|
|
|
if (profiler_thread_is_being_profiled()) {
|
|
nsPrintfCString marker("Assigned preallocated process %u",
|
|
(unsigned int)preallocated->ChildID());
|
|
PROFILER_MARKER_TEXT("Process", DOM, {}, marker);
|
|
}
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("Adopted preallocated process %p for type %s", preallocated.get(),
|
|
PromiseFlatCString(aRemoteType).get()));
|
|
|
|
// Specialize this process for the appropriate remote type, and activate it.
|
|
preallocated->mActivateTS = TimeStamp::Now();
|
|
preallocated->AddToPool(aContentParents);
|
|
|
|
preallocated->mRemoteType.Assign(aRemoteType);
|
|
preallocated->mRemoteTypeIsolationPrincipal =
|
|
CreateRemoteTypeIsolationPrincipal(aRemoteType);
|
|
Unused << preallocated->SendRemoteType(preallocated->mRemoteType);
|
|
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
nsAutoString cpId;
|
|
cpId.AppendInt(static_cast<uint64_t>(preallocated->ChildID()));
|
|
obs->NotifyObservers(static_cast<nsIObserver*>(preallocated),
|
|
"process-type-set", cpId.get());
|
|
preallocated->AssertAlive();
|
|
}
|
|
return preallocated.forget();
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<ContentParent>
|
|
ContentParent::GetNewOrUsedLaunchingBrowserProcess(
|
|
const nsACString& aRemoteType, BrowsingContextGroup* aGroup,
|
|
ProcessPriority aPriority, bool aPreferUsed) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("GetNewOrUsedProcess for type %s",
|
|
PromiseFlatCString(aRemoteType).get()));
|
|
|
|
// If we have an existing host process attached to this BrowsingContextGroup,
|
|
// always return it, as we can never have multiple host processes within a
|
|
// single BrowsingContextGroup.
|
|
RefPtr<ContentParent> contentParent;
|
|
if (aGroup) {
|
|
contentParent = aGroup->GetHostProcess(aRemoteType);
|
|
if (contentParent) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("GetNewOrUsedProcess: Existing host process %p (launching %d)",
|
|
contentParent.get(), contentParent->IsLaunching()));
|
|
contentParent->AssertAlive();
|
|
contentParent->StopRecycling();
|
|
return contentParent.forget();
|
|
}
|
|
}
|
|
|
|
nsTArray<ContentParent*>& contentParents = GetOrCreatePool(aRemoteType);
|
|
uint32_t maxContentParents = GetMaxProcessCount(aRemoteType);
|
|
// We never want to re-use Large-Allocation processes.
|
|
if (aRemoteType == LARGE_ALLOCATION_REMOTE_TYPE &&
|
|
contentParents.Length() >= maxContentParents) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("GetNewOrUsedProcess: returning Large Used process"));
|
|
return GetNewOrUsedLaunchingBrowserProcess(DEFAULT_REMOTE_TYPE, aGroup,
|
|
aPriority,
|
|
/*aPreferUsed =*/false);
|
|
}
|
|
|
|
// Let's try and reuse an existing process.
|
|
contentParent = GetUsedBrowserProcess(aRemoteType, contentParents,
|
|
maxContentParents, aPreferUsed);
|
|
|
|
if (contentParent) {
|
|
// We have located a process. It may not have finished initializing,
|
|
// this will be for the caller to handle.
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("GetNewOrUsedProcess: Used process %p (launching %d)",
|
|
contentParent.get(), contentParent->IsLaunching()));
|
|
contentParent->AssertAlive();
|
|
contentParent->StopRecycling();
|
|
if (aGroup) {
|
|
aGroup->EnsureHostProcess(contentParent);
|
|
}
|
|
return contentParent.forget();
|
|
}
|
|
|
|
// No reusable process. Let's create and launch one.
|
|
// The life cycle will be set to `LifecycleState::LAUNCHING`.
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("Launching new process immediately for type %s",
|
|
PromiseFlatCString(aRemoteType).get()));
|
|
|
|
contentParent = new ContentParent(aRemoteType);
|
|
if (!contentParent->BeginSubprocessLaunch(aPriority)) {
|
|
// Launch aborted because of shutdown. Bailout.
|
|
contentParent->LaunchSubprocessReject();
|
|
return nullptr;
|
|
}
|
|
// Store this process for future reuse.
|
|
contentParent->AddToPool(contentParents);
|
|
|
|
// Until the new process is ready let's not allow to start up any
|
|
// preallocated processes. The blocker will be removed once we receive
|
|
// the first idle message.
|
|
contentParent->mIsAPreallocBlocker = true;
|
|
PreallocatedProcessManager::AddBlocker(aRemoteType, contentParent);
|
|
|
|
MOZ_ASSERT(contentParent->IsLaunching());
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("GetNewOrUsedProcess: new process %p", contentParent.get()));
|
|
contentParent->AssertAlive();
|
|
contentParent->StopRecycling();
|
|
if (aGroup) {
|
|
aGroup->EnsureHostProcess(contentParent);
|
|
}
|
|
return contentParent.forget();
|
|
}
|
|
|
|
/*static*/
|
|
RefPtr<ContentParent::LaunchPromise>
|
|
ContentParent::GetNewOrUsedBrowserProcessAsync(const nsACString& aRemoteType,
|
|
BrowsingContextGroup* aGroup,
|
|
ProcessPriority aPriority,
|
|
bool aPreferUsed) {
|
|
// Obtain a `ContentParent` launched asynchronously.
|
|
RefPtr<ContentParent> contentParent = GetNewOrUsedLaunchingBrowserProcess(
|
|
aRemoteType, aGroup, aPriority, aPreferUsed);
|
|
if (!contentParent) {
|
|
// In case of launch error, stop here.
|
|
return LaunchPromise::CreateAndReject(LaunchError(), __func__);
|
|
}
|
|
return contentParent->WaitForLaunchAsync(aPriority);
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<ContentParent> ContentParent::GetNewOrUsedBrowserProcess(
|
|
const nsACString& aRemoteType, BrowsingContextGroup* aGroup,
|
|
ProcessPriority aPriority, bool aPreferUsed) {
|
|
RefPtr<ContentParent> contentParent = GetNewOrUsedLaunchingBrowserProcess(
|
|
aRemoteType, aGroup, aPriority, aPreferUsed);
|
|
if (!contentParent || !contentParent->WaitForLaunchSync(aPriority)) {
|
|
// In case of launch error, stop here.
|
|
return nullptr;
|
|
}
|
|
return contentParent.forget();
|
|
}
|
|
|
|
RefPtr<ContentParent::LaunchPromise> ContentParent::WaitForLaunchAsync(
|
|
ProcessPriority aPriority) {
|
|
MOZ_DIAGNOSTIC_ASSERT(!IsDead());
|
|
if (!IsLaunching()) {
|
|
return LaunchPromise::CreateAndResolve(this, __func__);
|
|
}
|
|
|
|
// We've started an async content process launch.
|
|
Telemetry::Accumulate(Telemetry::CONTENT_PROCESS_LAUNCH_IS_SYNC, 0);
|
|
|
|
// We have located a process that hasn't finished initializing, then attempt
|
|
// to finish initializing. Both `LaunchSubprocessResolve` and
|
|
// `LaunchSubprocessReject` are safe to call multiple times if we race with
|
|
// other `WaitForLaunchAsync` callbacks.
|
|
return mSubprocess->WhenProcessHandleReady()->Then(
|
|
GetCurrentSerialEventTarget(), __func__,
|
|
[self = RefPtr{this}, aPriority] {
|
|
if (self->LaunchSubprocessResolve(/* aIsSync = */ false, aPriority)) {
|
|
self->mActivateTS = TimeStamp::Now();
|
|
return LaunchPromise::CreateAndResolve(self, __func__);
|
|
}
|
|
|
|
self->LaunchSubprocessReject();
|
|
return LaunchPromise::CreateAndReject(LaunchError(), __func__);
|
|
},
|
|
[self = RefPtr{this}] {
|
|
self->LaunchSubprocessReject();
|
|
return LaunchPromise::CreateAndReject(LaunchError(), __func__);
|
|
});
|
|
}
|
|
|
|
bool ContentParent::WaitForLaunchSync(ProcessPriority aPriority) {
|
|
MOZ_DIAGNOSTIC_ASSERT(!IsDead());
|
|
if (!IsLaunching()) {
|
|
return true;
|
|
}
|
|
|
|
// We've started a sync content process launch.
|
|
Telemetry::Accumulate(Telemetry::CONTENT_PROCESS_LAUNCH_IS_SYNC, 1);
|
|
|
|
// We're a process which hasn't finished initializing. We may be racing
|
|
// against whoever launched it (and whoever else is already racing). Since
|
|
// we're sync, we win the race and finish the initialization.
|
|
bool launchSuccess = mSubprocess->WaitForProcessHandle();
|
|
if (launchSuccess &&
|
|
LaunchSubprocessResolve(/* aIsSync = */ true, aPriority)) {
|
|
mActivateTS = TimeStamp::Now();
|
|
return true;
|
|
}
|
|
// In case of failure.
|
|
LaunchSubprocessReject();
|
|
return false;
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<ContentParent> ContentParent::GetNewOrUsedJSPluginProcess(
|
|
uint32_t aPluginID, const hal::ProcessPriority& aPriority) {
|
|
RefPtr<ContentParent> p;
|
|
if (sJSPluginContentParents) {
|
|
p = sJSPluginContentParents->Get(aPluginID);
|
|
} else {
|
|
sJSPluginContentParents =
|
|
MakeUnique<nsTHashMap<nsUint32HashKey, ContentParent*>>();
|
|
}
|
|
|
|
if (p) {
|
|
return p.forget();
|
|
}
|
|
|
|
p = new ContentParent(aPluginID);
|
|
|
|
if (!p->LaunchSubprocessSync(aPriority)) {
|
|
return nullptr;
|
|
}
|
|
|
|
sJSPluginContentParents->InsertOrUpdate(aPluginID, p);
|
|
|
|
return p.forget();
|
|
}
|
|
|
|
#if defined(XP_WIN)
|
|
/*static*/
|
|
void ContentParent::SendAsyncUpdate(nsIWidget* aWidget) {}
|
|
#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::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
|
|
}
|
|
|
|
Atomic<bool, mozilla::Relaxed> sContentParentTelemetryEventEnabled(false);
|
|
|
|
/*static*/
|
|
void ContentParent::LogAndAssertFailedPrincipalValidationInfo(
|
|
nsIPrincipal* aPrincipal, const char* aMethod) {
|
|
// nsContentSecurityManager may also enable this same event, but that's okay
|
|
if (!sContentParentTelemetryEventEnabled.exchange(true)) {
|
|
sContentParentTelemetryEventEnabled = true;
|
|
Telemetry::SetEventRecordingEnabled("security"_ns, true);
|
|
}
|
|
|
|
// Send Telemetry
|
|
nsAutoCString principalScheme, principalType, spec;
|
|
CopyableTArray<EventExtraEntry> extra(2);
|
|
|
|
if (!aPrincipal) {
|
|
principalType.AssignLiteral("NullPtr");
|
|
} else if (aPrincipal->IsSystemPrincipal()) {
|
|
principalType.AssignLiteral("SystemPrincipal");
|
|
} else if (aPrincipal->GetIsExpandedPrincipal()) {
|
|
principalType.AssignLiteral("ExpandedPrincipal");
|
|
} else if (aPrincipal->GetIsContentPrincipal()) {
|
|
principalType.AssignLiteral("ContentPrincipal");
|
|
aPrincipal->GetSpec(spec);
|
|
aPrincipal->GetScheme(principalScheme);
|
|
|
|
extra.AppendElement(EventExtraEntry{"scheme"_ns, principalScheme});
|
|
} else {
|
|
principalType.AssignLiteral("Unknown");
|
|
}
|
|
|
|
extra.AppendElement(EventExtraEntry{"principalType"_ns, principalType});
|
|
|
|
// Do not send telemetry when chrome-debugging is enabled
|
|
bool isChromeDebuggingEnabled =
|
|
Preferences::GetBool("devtools.chrome.enabled", false);
|
|
if (!isChromeDebuggingEnabled) {
|
|
Telemetry::EventID eventType =
|
|
Telemetry::EventID::Security_Fissionprincipals_Contentparent;
|
|
Telemetry::RecordEvent(eventType, mozilla::Some(aMethod),
|
|
mozilla::Some(extra));
|
|
}
|
|
|
|
// And log it
|
|
MOZ_LOG(
|
|
ContentParent::GetLog(), LogLevel::Error,
|
|
(" Receiving unexpected Principal (%s) within %s",
|
|
aPrincipal && aPrincipal->GetIsContentPrincipal() ? spec.get()
|
|
: principalType.get(),
|
|
aMethod));
|
|
|
|
#ifdef DEBUG
|
|
// Not only log but also ensure we do not receive an unexpected
|
|
// principal when running in debug mode.
|
|
MOZ_ASSERT(false, "Receiving unexpected Principal");
|
|
#endif
|
|
}
|
|
|
|
bool ContentParent::ValidatePrincipal(
|
|
nsIPrincipal* aPrincipal,
|
|
const EnumSet<ValidatePrincipalOptions>& aOptions) {
|
|
// If the pref says we should not validate, then there is nothing to do
|
|
if (!StaticPrefs::dom_security_enforceIPCBasedPrincipalVetting()) {
|
|
return true;
|
|
}
|
|
|
|
// If there is no principal, then there is nothing to validate!
|
|
if (!aPrincipal) {
|
|
return aOptions.contains(ValidatePrincipalOptions::AllowNullPtr);
|
|
}
|
|
|
|
// We currently do not track relationships between specific null principals
|
|
// and content processes, so we can not validate much here - just allow all
|
|
// null principals we see because they are generally safe anyway!
|
|
if (aPrincipal->GetIsNullPrincipal()) {
|
|
return true;
|
|
}
|
|
|
|
// Only allow the system principal if the passed in options flags
|
|
// request permitting the system principal.
|
|
if (aPrincipal->IsSystemPrincipal()) {
|
|
return aOptions.contains(ValidatePrincipalOptions::AllowSystem);
|
|
}
|
|
|
|
// XXXckerschb: we should eliminate the resource carve-out here and always
|
|
// validate the Principal, see Bug 1686200: Investigate Principal for pdf.js
|
|
if (aPrincipal->SchemeIs("resource")) {
|
|
return true;
|
|
}
|
|
|
|
// Validate each inner principal individually, allowing us to catch expanded
|
|
// principals containing the system principal, etc.
|
|
if (aPrincipal->GetIsExpandedPrincipal()) {
|
|
if (!aOptions.contains(ValidatePrincipalOptions::AllowExpanded)) {
|
|
return false;
|
|
}
|
|
// FIXME: There are more constraints on expanded principals in-practice,
|
|
// such as the structure of extension expanded principals. This may need
|
|
// to be investigated more in the future.
|
|
nsCOMPtr<nsIExpandedPrincipal> expandedPrincipal =
|
|
do_QueryInterface(aPrincipal);
|
|
const auto& allowList = expandedPrincipal->AllowList();
|
|
for (const auto& innerPrincipal : allowList) {
|
|
if (!ValidatePrincipal(innerPrincipal, aOptions)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// A URI with a file:// scheme can never load in a non-file content process
|
|
// due to sandboxing.
|
|
if (aPrincipal->SchemeIs("file")) {
|
|
// If we don't support a separate 'file' process, then we can return here.
|
|
if (!StaticPrefs::browser_tabs_remote_separateFileUriProcess()) {
|
|
return true;
|
|
}
|
|
return mRemoteType == FILE_REMOTE_TYPE;
|
|
}
|
|
|
|
if (aPrincipal->SchemeIs("about")) {
|
|
uint32_t flags = 0;
|
|
if (NS_FAILED(aPrincipal->GetAboutModuleFlags(&flags))) {
|
|
return false;
|
|
}
|
|
|
|
// Block principals for about: URIs which can't load in this process.
|
|
if (!(flags & (nsIAboutModule::URI_CAN_LOAD_IN_CHILD |
|
|
nsIAboutModule::URI_MUST_LOAD_IN_CHILD))) {
|
|
return false;
|
|
}
|
|
if (flags & nsIAboutModule::URI_MUST_LOAD_IN_EXTENSION_PROCESS) {
|
|
return mRemoteType == EXTENSION_REMOTE_TYPE;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (!mRemoteTypeIsolationPrincipal ||
|
|
RemoteTypePrefix(mRemoteType) != FISSION_WEB_REMOTE_TYPE) {
|
|
return true;
|
|
}
|
|
|
|
// Web content can contain extension content frames, so a content process may
|
|
// send us an extension's principal.
|
|
auto* addonPolicy = BasePrincipal::Cast(aPrincipal)->AddonPolicy();
|
|
if (addonPolicy) {
|
|
return true;
|
|
}
|
|
|
|
// Ensure that the expected site-origin matches the one specified by our
|
|
// mRemoteTypeIsolationPrincipal.
|
|
nsAutoCString siteOriginNoSuffix;
|
|
if (NS_FAILED(aPrincipal->GetSiteOriginNoSuffix(siteOriginNoSuffix))) {
|
|
return false;
|
|
}
|
|
nsAutoCString remoteTypeSiteOriginNoSuffix;
|
|
if (NS_FAILED(mRemoteTypeIsolationPrincipal->GetSiteOriginNoSuffix(
|
|
remoteTypeSiteOriginNoSuffix))) {
|
|
return false;
|
|
}
|
|
|
|
return remoteTypeSiteOriginNoSuffix.Equals(siteOriginNoSuffix);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRemovePermission(
|
|
const IPC::Principal& aPrincipal, const nsCString& aPermissionType,
|
|
nsresult* aRv) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
*aRv = Permissions::RemovePermission(aPrincipal, aPermissionType);
|
|
return IPC_OK();
|
|
}
|
|
|
|
/*static*/
|
|
already_AddRefed<RemoteBrowser> ContentParent::CreateBrowser(
|
|
const TabContext& aContext, Element* aFrameElement,
|
|
const nsACString& aRemoteType, BrowsingContext* aBrowsingContext,
|
|
ContentParent* aOpenerContentParent) {
|
|
AUTO_PROFILER_LABEL("ContentParent::CreateBrowser", OTHER);
|
|
|
|
MOZ_DIAGNOSTIC_ASSERT(
|
|
!aBrowsingContext->Canonical()->GetBrowserParent(),
|
|
"BrowsingContext must not have BrowserParent, or have previous "
|
|
"BrowserParent cleared");
|
|
|
|
if (!sCanLaunchSubprocesses) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsAutoCString remoteType(aRemoteType);
|
|
if (remoteType.IsEmpty()) {
|
|
remoteType = DEFAULT_REMOTE_TYPE;
|
|
}
|
|
|
|
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 && aOpenerContentParent->IsAlive()) {
|
|
constructorSender = aOpenerContentParent;
|
|
} else {
|
|
if (aContext.IsJSPlugin()) {
|
|
constructorSender = GetNewOrUsedJSPluginProcess(
|
|
aContext.JSPluginId(), PROCESS_PRIORITY_FOREGROUND);
|
|
} else {
|
|
constructorSender = GetNewOrUsedBrowserProcess(
|
|
remoteType, aBrowsingContext->Group(), PROCESS_PRIORITY_FOREGROUND,
|
|
isPreloadBrowser);
|
|
}
|
|
if (!constructorSender) {
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
aBrowsingContext->SetEmbedderElement(aFrameElement);
|
|
|
|
// Ensure that the process which we're using to launch is set as the host
|
|
// process for this BrowsingContextGroup.
|
|
aBrowsingContext->Group()->EnsureHostProcess(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 (loadContext && loadContext->UseRemoteTabs()) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_REMOTE_WINDOW;
|
|
}
|
|
if (loadContext && loadContext->UseRemoteSubframes()) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_FISSION_WINDOW;
|
|
}
|
|
|
|
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.
|
|
ManagedEndpoint<PBrowserChild> childEp =
|
|
constructorSender->OpenPBrowserEndpoint(browserParent);
|
|
if (NS_WARN_IF(!childEp.IsValid())) {
|
|
return nullptr;
|
|
}
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
cpm->RegisterRemoteFrame(browserParent);
|
|
|
|
nsCOMPtr<nsIPrincipal> initialPrincipal =
|
|
NullPrincipal::Create(aBrowsingContext->OriginAttributesRef());
|
|
WindowGlobalInit windowInit = WindowGlobalActor::AboutBlankInitializer(
|
|
aBrowsingContext, initialPrincipal);
|
|
|
|
RefPtr<WindowGlobalParent> windowParent =
|
|
WindowGlobalParent::CreateDisconnected(windowInit);
|
|
if (NS_WARN_IF(!windowParent)) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Open a remote endpoint for the initial PWindowGlobal actor.
|
|
ManagedEndpoint<PWindowGlobalChild> windowEp =
|
|
browserParent->OpenPWindowGlobalEndpoint(windowParent);
|
|
if (NS_WARN_IF(!windowEp.IsValid())) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Tell the content process to set up its PBrowserChild.
|
|
bool ok = constructorSender->SendConstructBrowser(
|
|
std::move(childEp), std::move(windowEp), tabId,
|
|
aContext.AsIPCTabContext(), windowInit, chromeFlags,
|
|
constructorSender->ChildID(), constructorSender->IsForBrowser(),
|
|
/* aIsTopLevel */ true);
|
|
if (NS_WARN_IF(!ok)) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Ensure that we're marked as the current BrowserParent on our
|
|
// CanonicalBrowsingContext.
|
|
aBrowsingContext->Canonical()->SetCurrentBrowserParent(browserParent);
|
|
|
|
windowParent->Init();
|
|
|
|
RefPtr<BrowserHost> browserHost = new BrowserHost(browserParent);
|
|
browserParent->SetOwnerElement(aFrameElement);
|
|
return browserHost.forget();
|
|
}
|
|
|
|
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();
|
|
}
|
|
}
|
|
|
|
void ContentParent::BroadcastShmBlockAdded(uint32_t aGeneration,
|
|
uint32_t aIndex) {
|
|
auto* pfl = gfxPlatformFontList::PlatformFontList();
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
base::SharedMemoryHandle handle =
|
|
pfl->ShareShmBlockToProcess(aIndex, cp->Pid());
|
|
if (handle == base::SharedMemory::NULLHandle()) {
|
|
// If something went wrong here, we just skip it; the child will need to
|
|
// request the block as needed, at some performance cost.
|
|
continue;
|
|
}
|
|
Unused << cp->SendFontListShmBlockAdded(aGeneration, aIndex, handle);
|
|
}
|
|
}
|
|
|
|
void ContentParent::BroadcastThemeUpdate(widget::ThemeChangeKind aKind) {
|
|
const FullLookAndFeel& lnf = *RemoteLookAndFeel::ExtractData();
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendThemeChanged(lnf, aKind);
|
|
}
|
|
}
|
|
|
|
/*static */
|
|
void ContentParent::BroadcastMediaCodecsSupportedUpdate(
|
|
RemoteDecodeIn aLocation,
|
|
const PDMFactory::MediaCodecsSupported& aSupported) {
|
|
sCodecsSupported[aLocation] = aSupported;
|
|
for (auto* cp : AllProcesses(eAll)) {
|
|
Unused << cp->SendUpdateMediaCodecsSupported(aLocation, aSupported);
|
|
}
|
|
}
|
|
|
|
const nsACString& 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);
|
|
}
|
|
}
|
|
|
|
AddShutdownBlockers();
|
|
|
|
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::MsaaAccessible::GetContentProcessIdFor(ChildID()));
|
|
}
|
|
# else
|
|
Unused << SendActivateA11y(0, 0);
|
|
# endif
|
|
}
|
|
#endif // #ifdef ACCESSIBILITY
|
|
|
|
Unused << SendInitProfiler(ProfilerParent::CreateForProcess(OtherPid()));
|
|
|
|
// Ensure that the default set of permissions are avaliable in the content
|
|
// process before we try to load any URIs in it.
|
|
EnsurePermissionsByKey(""_ns, ""_ns);
|
|
|
|
RefPtr<GeckoMediaPluginServiceParent> gmps(
|
|
GeckoMediaPluginServiceParent::GetSingleton());
|
|
gmps->UpdateContentProcessGMPCapabilities();
|
|
|
|
// Flush any pref updates that happened during launch and weren't
|
|
// included in the blobs set up in BeginSubprocessLaunch.
|
|
for (const Pref& pref : mQueuedPrefs) {
|
|
Unused << NS_WARN_IF(!SendPreferenceUpdate(pref));
|
|
}
|
|
mQueuedPrefs.Clear();
|
|
|
|
Unused << SendInitNextGenLocalStorageEnabled(NextGenLocalStorageEnabled());
|
|
}
|
|
|
|
void ContentParent::MaybeBeginShutDown(uint32_t aExpectedBrowserCount,
|
|
bool aSendShutDown) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Verbose,
|
|
("MaybeBeginShutdown %p", this));
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (ManagedPBrowserParent().Count() != aExpectedBrowserCount ||
|
|
ShouldKeepProcessAlive() || TryToRecycle()) {
|
|
return;
|
|
}
|
|
|
|
MOZ_LOG(
|
|
ContentParent::GetLog(), LogLevel::Debug,
|
|
("Beginning ContentParent Shutdown %p (%s)", this, mRemoteType.get()));
|
|
|
|
// We're dying now, prevent anything from re-using this process.
|
|
MarkAsDead();
|
|
StartForceKillTimer();
|
|
|
|
if (aSendShutDown) {
|
|
MaybeAsyncSendShutDownMessage();
|
|
}
|
|
}
|
|
|
|
void ContentParent::MaybeAsyncSendShutDownMessage() {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Verbose,
|
|
("MaybeAsyncSendShutDownMessage %p", this));
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(sRecycledE10SProcess != this);
|
|
|
|
#ifdef DEBUG
|
|
// Calling this below while the lock is acquired will deadlock.
|
|
bool shouldKeepProcessAlive = ShouldKeepProcessAlive();
|
|
#endif
|
|
|
|
auto lock = mRemoteWorkerActorData.Lock();
|
|
MOZ_ASSERT_IF(!lock->mCount, !shouldKeepProcessAlive);
|
|
|
|
if (lock->mCount) {
|
|
return;
|
|
}
|
|
|
|
MOZ_ASSERT(!lock->mShutdownStarted);
|
|
lock->mShutdownStarted = true;
|
|
|
|
// In the case of normal shutdown, send a shutdown message to child to
|
|
// allow it to perform shutdown tasks.
|
|
GetCurrentSerialEventTarget()->Dispatch(NewRunnableMethod<ShutDownMethod>(
|
|
"dom::ContentParent::ShutDownProcess", this,
|
|
&ContentParent::ShutDownProcess, SEND_SHUTDOWN_MESSAGE));
|
|
}
|
|
|
|
void ContentParent::ShutDownProcess(ShutDownMethod aMethod) {
|
|
// NB: must MarkAsDead() here so that this isn't accidentally
|
|
// returned from Get*() while in the midst of shutdown.
|
|
MarkAsDead();
|
|
|
|
// 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 (CanSend() && !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();
|
|
}
|
|
|
|
// 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, IgnoreErrors());
|
|
|
|
mMessageManager->SetOsPid(-1);
|
|
mMessageManager->Disconnect();
|
|
mMessageManager = nullptr;
|
|
}
|
|
|
|
void ContentParent::AddToPool(nsTArray<ContentParent*>& aPool) {
|
|
MOZ_DIAGNOSTIC_ASSERT(!mIsInPool);
|
|
AssertAlive();
|
|
MOZ_DIAGNOSTIC_ASSERT(!mCalledKillHard);
|
|
aPool.AppendElement(this);
|
|
mIsInPool = true;
|
|
}
|
|
|
|
void ContentParent::RemoveFromPool(nsTArray<ContentParent*>& aPool) {
|
|
MOZ_DIAGNOSTIC_ASSERT(mIsInPool);
|
|
aPool.RemoveElement(this);
|
|
mIsInPool = false;
|
|
}
|
|
|
|
void ContentParent::AssertNotInPool() {
|
|
MOZ_RELEASE_ASSERT(!mIsInPool);
|
|
|
|
MOZ_RELEASE_ASSERT(!sPrivateContent || !sPrivateContent->Contains(this));
|
|
MOZ_RELEASE_ASSERT(sRecycledE10SProcess != this);
|
|
if (IsForJSPlugin()) {
|
|
MOZ_RELEASE_ASSERT(!sJSPluginContentParents ||
|
|
!sJSPluginContentParents->Get(mJSPluginID));
|
|
} else {
|
|
MOZ_RELEASE_ASSERT(
|
|
!sBrowserContentParents ||
|
|
!sBrowserContentParents->Contains(mRemoteType) ||
|
|
!sBrowserContentParents->Get(mRemoteType)->Contains(this) ||
|
|
!sCanLaunchSubprocesses); // aka in shutdown - avoid timing issues
|
|
|
|
for (const auto& group : mGroups) {
|
|
MOZ_RELEASE_ASSERT(group->GetHostProcess(mRemoteType) != this,
|
|
"still a host process for one of our groups?");
|
|
}
|
|
}
|
|
}
|
|
|
|
void ContentParent::AssertAlive() { MOZ_DIAGNOSTIC_ASSERT(!IsDead()); }
|
|
|
|
void ContentParent::RemoveFromList() {
|
|
if (IsForJSPlugin()) {
|
|
if (sJSPluginContentParents) {
|
|
sJSPluginContentParents->Remove(mJSPluginID);
|
|
if (!sJSPluginContentParents->Count()) {
|
|
sJSPluginContentParents = nullptr;
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (sPrivateContent) {
|
|
sPrivateContent->RemoveElement(this);
|
|
if (!sPrivateContent->Length()) {
|
|
sPrivateContent = nullptr;
|
|
}
|
|
}
|
|
|
|
if (!mIsInPool) {
|
|
#ifdef MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
AssertNotInPool();
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
// Ensure that this BrowsingContextGroup is no longer used to host new
|
|
// documents from any associated BrowsingContextGroups. It may become a host
|
|
// again in the future, if it is restored to the pool.
|
|
for (const auto& group : mGroups) {
|
|
group->RemoveHostProcess(this);
|
|
}
|
|
|
|
StopRecycling(/* aForeground */ false);
|
|
|
|
if (sBrowserContentParents) {
|
|
if (auto entry = sBrowserContentParents->Lookup(mRemoteType)) {
|
|
const auto& contentParents = entry.Data();
|
|
RemoveFromPool(*contentParents);
|
|
if (contentParents->IsEmpty()) {
|
|
entry.Remove();
|
|
}
|
|
}
|
|
if (sBrowserContentParents->IsEmpty()) {
|
|
delete sBrowserContentParents;
|
|
sBrowserContentParents = nullptr;
|
|
}
|
|
}
|
|
}
|
|
|
|
void ContentParent::MarkAsDead() {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Verbose,
|
|
("Marking ContentProcess %p as dead", this));
|
|
MOZ_DIAGNOSTIC_ASSERT(!sInProcessSelector);
|
|
RemoveFromList();
|
|
|
|
PreallocatedProcessManager::Erase(this);
|
|
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
if (IsAlive()) {
|
|
// We're intentionally killing the content process at this point to ensure
|
|
// that we never have a "dead" content process sitting around and occupying
|
|
// an Android Service.
|
|
nsCOMPtr<nsIEventTarget> launcherThread(GetIPCLauncher());
|
|
MOZ_ASSERT(launcherThread);
|
|
|
|
auto procType = java::GeckoProcessType::CONTENT();
|
|
auto selector =
|
|
java::GeckoProcessManager::Selector::New(procType, OtherPid());
|
|
|
|
launcherThread->Dispatch(NS_NewRunnableFunction(
|
|
"ContentParent::MarkAsDead",
|
|
[selector =
|
|
java::GeckoProcessManager::Selector::GlobalRef(selector)]() {
|
|
java::GeckoProcessManager::ShutdownProcess(selector);
|
|
}));
|
|
}
|
|
#endif
|
|
|
|
if (mScriptableHelper) {
|
|
static_cast<ScriptableCPInfo*>(mScriptableHelper.get())->ProcessDied();
|
|
mScriptableHelper = nullptr;
|
|
}
|
|
|
|
mLifecycleState = LifecycleState::DEAD;
|
|
}
|
|
|
|
void ContentParent::OnChannelError() {
|
|
RefPtr<ContentParent> kungFuDeathGrip(this);
|
|
PContentParent::OnChannelError();
|
|
}
|
|
|
|
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.
|
|
RemoveShutdownBlockers();
|
|
|
|
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;
|
|
|
|
// Destroy our JSProcessActors, and reject any pending queries.
|
|
JSActorDidDestroy();
|
|
|
|
if (obs) {
|
|
RefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
|
|
|
|
props->SetPropertyAsUint64(u"childID"_ns, mChildID);
|
|
|
|
if (AbnormalShutdown == why) {
|
|
Telemetry::Accumulate(Telemetry::SUBPROCESS_ABNORMAL_ABORT, "content"_ns,
|
|
1);
|
|
|
|
props->SetPropertyAsBool(u"abnormal"_ns, true);
|
|
|
|
nsAutoString dumpID;
|
|
// 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) {
|
|
if (mCrashReporter->GenerateCrashReport(OtherPid())) {
|
|
// Propagate `isLikelyOOM`.
|
|
Unused << props->SetPropertyAsBool(u"isLikelyOOM"_ns,
|
|
mCrashReporter->IsLikelyOOM());
|
|
}
|
|
}
|
|
|
|
if (mCrashReporter->HasMinidump()) {
|
|
dumpID = mCrashReporter->MinidumpID();
|
|
}
|
|
} else {
|
|
HandleOrphanedMinidump(&dumpID);
|
|
}
|
|
|
|
if (!dumpID.IsEmpty()) {
|
|
props->SetPropertyAsAString(u"dumpID"_ns, 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<nsIUserIdleService> idleService =
|
|
do_GetService("@mozilla.org/widget/useridleservice;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();
|
|
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Verbose,
|
|
("destroying Subprocess in ActorDestroy: ContentParent %p "
|
|
"mSubprocess %p handle %" PRIuPTR,
|
|
this, mSubprocess,
|
|
mSubprocess ? (uintptr_t)mSubprocess->GetChildProcessHandle() : -1));
|
|
// FIXME (bug 1520997): does this really need an additional dispatch?
|
|
GetCurrentSerialEventTarget()->Dispatch(NS_NewRunnableFunction(
|
|
"DelayedDeleteSubprocessRunnable", [subprocess = mSubprocess] {
|
|
MOZ_LOG(
|
|
ContentParent::GetLog(), LogLevel::Debug,
|
|
("destroyed Subprocess in ActorDestroy: Subprocess %p handle "
|
|
"%" PRIuPTR,
|
|
subprocess,
|
|
subprocess ? (uintptr_t)subprocess->GetChildProcessHandle() : -1));
|
|
subprocess->Destroy();
|
|
}));
|
|
mSubprocess = nullptr;
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
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::MsaaAccessible::ReleaseContentProcessIdFor(ChildID());
|
|
#endif
|
|
|
|
#ifdef MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
AssertNotInPool();
|
|
#endif
|
|
|
|
// As this process is going away, ensure that every BrowsingContext hosted by
|
|
// it has been detached, and every BrowsingContextGroup has been fully
|
|
// unsubscribed.
|
|
BrowsingContext::DiscardFromContentParent(this);
|
|
|
|
const nsTHashSet<RefPtr<BrowsingContextGroup>> groups = std::move(mGroups);
|
|
for (const auto& group : groups) {
|
|
group->Unsubscribe(this);
|
|
}
|
|
MOZ_DIAGNOSTIC_ASSERT(mGroups.IsEmpty());
|
|
}
|
|
|
|
void ContentParent::ActorDealloc() { mSelfRef = nullptr; }
|
|
|
|
bool ContentParent::TryToRecycle() {
|
|
// Only try to recycle "web" content processes, as other remote types are
|
|
// generally more unique, and cannot be effectively re-used. This is disabled
|
|
// with Fission, as "web" content processes are no longer frequently used.
|
|
//
|
|
// Disabling the process pre-allocator will also disable process recycling,
|
|
// allowing for more consistent process counts under testing.
|
|
if (mRemoteType != DEFAULT_REMOTE_TYPE || mozilla::FissionAutostart() ||
|
|
!PreallocatedProcessManager::Enabled()) {
|
|
return false;
|
|
}
|
|
|
|
// This life time check should be replaced by a memory health check (memory
|
|
// usage + fragmentation).
|
|
|
|
// Note that this is specifically to help with edge cases that rapidly
|
|
// create-and-destroy processes
|
|
const double kMaxLifeSpan = 5;
|
|
MOZ_LOG(
|
|
ContentParent::GetLog(), LogLevel::Debug,
|
|
("TryToRecycle ContentProcess %p (%u) with lifespan %f seconds", this,
|
|
(unsigned int)ChildID(), (TimeStamp::Now() - mActivateTS).ToSeconds()));
|
|
|
|
if (mCalledKillHard || !IsAlive() ||
|
|
(TimeStamp::Now() - mActivateTS).ToSeconds() > kMaxLifeSpan) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("TryToRecycle did not recycle %p", this));
|
|
|
|
// It's possible that the process was already cached, and we're being called
|
|
// from a different path, and we're now past kMaxLifeSpan (or some other).
|
|
// Ensure that if we're going to kill this process we don't recycle it.
|
|
StopRecycling(/* aForeground */ false);
|
|
return false;
|
|
}
|
|
|
|
if (!sRecycledE10SProcess) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("TryToRecycle began recycling %p", this));
|
|
sRecycledE10SProcess = this;
|
|
|
|
ProcessPriorityManager::SetProcessPriority(this,
|
|
PROCESS_PRIORITY_BACKGROUND);
|
|
return true;
|
|
}
|
|
|
|
if (sRecycledE10SProcess == this) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("TryToRecycle continue recycling %p", this));
|
|
return true;
|
|
}
|
|
|
|
// Some other process is already being recycled, just shut this one down.
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("TryToRecycle did not recycle %p (already recycling %p)", this,
|
|
sRecycledE10SProcess.get()));
|
|
return false;
|
|
}
|
|
|
|
void ContentParent::StopRecycling(bool aForeground) {
|
|
if (sRecycledE10SProcess != this) {
|
|
return;
|
|
}
|
|
|
|
sRecycledE10SProcess = nullptr;
|
|
if (aForeground) {
|
|
ProcessPriorityManager::SetProcessPriority(this,
|
|
PROCESS_PRIORITY_FOREGROUND);
|
|
}
|
|
}
|
|
|
|
bool ContentParent::HasActiveWorkerOrJSPlugin() {
|
|
if (IsForJSPlugin()) {
|
|
return true;
|
|
}
|
|
|
|
// If we have active workers, we need to stay alive.
|
|
{
|
|
const auto lock = mRemoteWorkerActorData.Lock();
|
|
if (lock->mCount) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool ContentParent::ShouldKeepProcessAlive() {
|
|
if (HasActiveWorkerOrJSPlugin()) {
|
|
return true;
|
|
}
|
|
|
|
if (mNumKeepaliveCalls > 0) {
|
|
return true;
|
|
}
|
|
|
|
if (IsLaunching()) {
|
|
return true;
|
|
}
|
|
|
|
// If we have already been marked as dead, don't prevent shutdown.
|
|
if (IsDead()) {
|
|
return false;
|
|
}
|
|
|
|
if (!sBrowserContentParents) {
|
|
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.");
|
|
|
|
if (StringBeginsWith(mRemoteType, FISSION_WEB_REMOTE_TYPE) &&
|
|
xpc::IsInAutomation()) {
|
|
keepAlivePref.Append(FISSION_WEB_REMOTE_TYPE);
|
|
keepAlivePref.AppendLiteral(".perOrigin");
|
|
} else {
|
|
keepAlivePref.Append(mRemoteType);
|
|
}
|
|
if (NS_FAILED(
|
|
Preferences::GetInt(keepAlivePref.get(), &processesToKeepAlive))) {
|
|
return false;
|
|
}
|
|
|
|
int32_t numberOfAliveProcesses = contentParents->Length();
|
|
|
|
return numberOfAliveProcesses <= processesToKeepAlive;
|
|
}
|
|
|
|
void ContentParent::NotifyTabDestroying() {
|
|
// 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.
|
|
++mNumDestroyingTabs;
|
|
|
|
/**
|
|
* We intentionally skip this code on Android:
|
|
* 1. Android has a fixed upper bound on the number of content processes, so
|
|
* we prefer to re-use them whenever possible (as opposed to letting an
|
|
* old process wind down while we launch a new one).
|
|
* 2. GeckoView always hard-kills content processes (and if it does not,
|
|
* Android itself will), so we don't concern ourselves with the ForceKill
|
|
* timer either.
|
|
*/
|
|
#if !defined(MOZ_WIDGET_ANDROID)
|
|
MaybeBeginShutDown(/* aExpectedBrowserCount */ mNumDestroyingTabs,
|
|
/* aSendShutDown */ false);
|
|
#endif // !defined(MOZ_WIDGET_ANDROID)
|
|
}
|
|
|
|
void ContentParent::AddKeepAlive() {
|
|
// Something wants to keep this content process alive.
|
|
++mNumKeepaliveCalls;
|
|
}
|
|
|
|
void ContentParent::RemoveKeepAlive() {
|
|
MOZ_DIAGNOSTIC_ASSERT(mNumKeepaliveCalls > 0);
|
|
--mNumKeepaliveCalls;
|
|
|
|
MaybeBeginShutDown();
|
|
}
|
|
|
|
void ContentParent::StartForceKillTimer() {
|
|
if (mForceKillTimer || !CanSend()) {
|
|
return;
|
|
}
|
|
|
|
NotifyImpendingShutdown();
|
|
|
|
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.
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Verbose,
|
|
("NotifyTabDestroyed %p", this));
|
|
|
|
MaybeBeginShutDown(/* aExpectedBrowserCount */ 1);
|
|
}
|
|
|
|
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() == 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 (!StaticPrefs::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
|
|
|
|
bool ContentParent::BeginSubprocessLaunch(ProcessPriority aPriority) {
|
|
AUTO_PROFILER_LABEL("ContentParent::LaunchSubprocess", OTHER);
|
|
|
|
if (!ContentProcessManager::GetSingleton()) {
|
|
// Shutdown has begun, we shouldn't spawn any more child processes.
|
|
return false;
|
|
}
|
|
|
|
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.
|
|
|
|
// Instantiate the pref serializer. It will be cleaned up in
|
|
// `LaunchSubprocessReject`/`LaunchSubprocessResolve`.
|
|
mPrefSerializer = MakeUnique<mozilla::ipc::SharedPreferenceSerializer>();
|
|
if (!mPrefSerializer->SerializeToSharedMemory()) {
|
|
MarkAsDead();
|
|
return false;
|
|
}
|
|
mPrefSerializer->AddSharedPrefCmdLineArgs(*mSubprocess, extraArgs);
|
|
|
|
// The JS engine does some computation during the initialization which can be
|
|
// shared across processes. We add command line arguments to pass a file
|
|
// handle and its content length, to minimize the startup time of content
|
|
// processes.
|
|
::mozilla::ipc::ExportSharedJSInit(*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 (IsContentSandboxEnabled()) {
|
|
AppendSandboxParams(extraArgs);
|
|
mSubprocess->DisableOSActivityMode();
|
|
}
|
|
#endif
|
|
|
|
nsCString parentBuildID(mozilla::PlatformBuildID());
|
|
extraArgs.push_back("-parentBuildID");
|
|
extraArgs.push_back(parentBuildID.get());
|
|
|
|
#ifdef MOZ_WIDGET_GTK
|
|
// This is X11-only pending a solution for WebGL in Wayland mode.
|
|
if (StaticPrefs::dom_ipc_avoid_gtk() &&
|
|
StaticPrefs::widget_non_native_theme_enabled() &&
|
|
widget::GdkIsX11Display()) {
|
|
mSubprocess->SetEnv("MOZ_HEADLESS", "1");
|
|
}
|
|
#endif
|
|
|
|
// See also ActorDealloc.
|
|
mSelfRef = this;
|
|
mLaunchYieldTS = TimeStamp::Now();
|
|
return mSubprocess->AsyncLaunch(std::move(extraArgs));
|
|
}
|
|
|
|
void ContentParent::LaunchSubprocessReject() {
|
|
NS_ERROR("failed to launch child in the parent");
|
|
// Now that communication with the child is complete, we can cleanup
|
|
// the preference serializer.
|
|
mPrefSerializer = nullptr;
|
|
if (mIsAPreallocBlocker) {
|
|
PreallocatedProcessManager::RemoveBlocker(mRemoteType, this);
|
|
mIsAPreallocBlocker = false;
|
|
}
|
|
MarkAsDead();
|
|
}
|
|
|
|
bool ContentParent::LaunchSubprocessResolve(bool aIsSync,
|
|
ProcessPriority aPriority) {
|
|
AUTO_PROFILER_LABEL("ContentParent::LaunchSubprocess::resolve", OTHER);
|
|
|
|
if (mLaunchResolved) {
|
|
// We've already been called, return.
|
|
MOZ_ASSERT(sCreatedFirstContentProcess);
|
|
MOZ_ASSERT(!mPrefSerializer);
|
|
MOZ_ASSERT(mLifecycleState != LifecycleState::LAUNCHING);
|
|
return true;
|
|
}
|
|
mLaunchResolved = true;
|
|
|
|
// Now that communication with the child is complete, we can cleanup
|
|
// the preference serializer.
|
|
mPrefSerializer = nullptr;
|
|
|
|
const auto launchResumeTS = TimeStamp::Now();
|
|
if (profiler_thread_is_being_profiled()) {
|
|
nsPrintfCString marker("Process start%s for %u",
|
|
mIsAPreallocBlocker ? " (immediate)" : "",
|
|
(unsigned int)ChildID());
|
|
PROFILER_MARKER_TEXT(
|
|
mIsAPreallocBlocker ? ProfilerString8View("Process Immediate Launch")
|
|
: ProfilerString8View("Process Launch"),
|
|
DOM, MarkerTiming::Interval(mLaunchTS, launchResumeTS), marker);
|
|
}
|
|
|
|
if (!sCreatedFirstContentProcess) {
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(nullptr, "ipc:first-content-process-created", nullptr);
|
|
sCreatedFirstContentProcess = true;
|
|
}
|
|
|
|
base::ProcessId procId =
|
|
base::GetProcId(mSubprocess->GetChildProcessHandle());
|
|
Open(mSubprocess->TakeInitialPort(), procId);
|
|
|
|
ContentProcessManager::GetSingleton()->AddContentProcess(this);
|
|
|
|
#ifdef MOZ_CODE_COVERAGE
|
|
Unused << SendShareCodeCoverageMutex(
|
|
CodeCoverageHandler::Get()->GetMutexHandle(procId));
|
|
#endif
|
|
|
|
// We must be in the LAUNCHING state still. If we've somehow already been
|
|
// marked as DEAD, fail the process launch, and immediately begin tearing down
|
|
// the content process.
|
|
if (IsDead()) {
|
|
ShutDownProcess(SEND_SHUTDOWN_MESSAGE);
|
|
return false;
|
|
}
|
|
MOZ_ASSERT(mLifecycleState == LifecycleState::LAUNCHING);
|
|
mLifecycleState = LifecycleState::ALIVE;
|
|
|
|
if (!InitInternal(aPriority)) {
|
|
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 false;
|
|
}
|
|
|
|
mHangMonitorActor = ProcessHangMonitor::AddProcess(this);
|
|
|
|
// Set a reply timeout for CPOWs.
|
|
SetReplyTimeoutMs(StaticPrefs::dom_ipc_cpow_timeout());
|
|
|
|
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();
|
|
|
|
mLifecycleState = LifecycleState::INITIALIZED;
|
|
|
|
if (aIsSync) {
|
|
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 true;
|
|
}
|
|
|
|
bool ContentParent::LaunchSubprocessSync(
|
|
hal::ProcessPriority aInitialPriority) {
|
|
// We've started a sync content process launch.
|
|
Telemetry::Accumulate(Telemetry::CONTENT_PROCESS_LAUNCH_IS_SYNC, 1);
|
|
|
|
if (!BeginSubprocessLaunch(aInitialPriority)) {
|
|
return false;
|
|
}
|
|
const bool ok = mSubprocess->WaitForProcessHandle();
|
|
if (ok && LaunchSubprocessResolve(/* aIsSync = */ true, aInitialPriority)) {
|
|
ContentParent::DidLaunchSubprocess();
|
|
return true;
|
|
}
|
|
LaunchSubprocessReject();
|
|
return false;
|
|
}
|
|
|
|
RefPtr<ContentParent::LaunchPromise> ContentParent::LaunchSubprocessAsync(
|
|
hal::ProcessPriority aInitialPriority) {
|
|
// We've started an async content process launch.
|
|
Telemetry::Accumulate(Telemetry::CONTENT_PROCESS_LAUNCH_IS_SYNC, 0);
|
|
|
|
if (!BeginSubprocessLaunch(aInitialPriority)) {
|
|
// Launch aborted because of shutdown. Bailout.
|
|
LaunchSubprocessReject();
|
|
return LaunchPromise::CreateAndReject(LaunchError(), __func__);
|
|
}
|
|
|
|
// Otherwise, wait until the process is ready.
|
|
RefPtr<ProcessHandlePromise> ready = mSubprocess->WhenProcessHandleReady();
|
|
RefPtr<ContentParent> self = this;
|
|
mLaunchYieldTS = TimeStamp::Now();
|
|
|
|
return ready->Then(
|
|
GetCurrentSerialEventTarget(), __func__,
|
|
[self, aInitialPriority](
|
|
const ProcessHandlePromise::ResolveOrRejectValue& aValue) {
|
|
if (aValue.IsResolve() &&
|
|
self->LaunchSubprocessResolve(/* aIsSync = */ false,
|
|
aInitialPriority)) {
|
|
ContentParent::DidLaunchSubprocess();
|
|
return LaunchPromise::CreateAndResolve(self, __func__);
|
|
}
|
|
self->LaunchSubprocessReject();
|
|
return LaunchPromise::CreateAndReject(LaunchError(), __func__);
|
|
});
|
|
}
|
|
|
|
ContentParent::ContentParent(const nsACString& aRemoteType, int32_t aJSPluginID)
|
|
: mSelfRef(nullptr),
|
|
mSubprocess(nullptr),
|
|
mLaunchTS(TimeStamp::Now()),
|
|
mLaunchYieldTS(mLaunchTS),
|
|
mActivateTS(mLaunchTS),
|
|
mIsAPreallocBlocker(false),
|
|
mRemoteType(aRemoteType),
|
|
mChildID(gContentChildID++),
|
|
mGeolocationWatchID(-1),
|
|
mJSPluginID(aJSPluginID),
|
|
mRemoteWorkerActorData("ContentParent::mRemoteWorkerActorData"),
|
|
mNumDestroyingTabs(0),
|
|
mNumKeepaliveCalls(0),
|
|
mLifecycleState(LifecycleState::LAUNCHING),
|
|
mIsForBrowser(!mRemoteType.IsEmpty()),
|
|
mCalledClose(false),
|
|
mCalledKillHard(false),
|
|
mCreatedPairedMinidumps(false),
|
|
mShutdownPending(false),
|
|
mLaunchResolved(false),
|
|
mIsRemoteInputEventQueueEnabled(false),
|
|
mIsInputPriorityEventEnabled(false),
|
|
mIsInPool(false),
|
|
mHangMonitorActor(nullptr) {
|
|
MOZ_DIAGNOSTIC_ASSERT(!IsForJSPlugin(),
|
|
"XXX(nika): How are we creating a JSPlugin?");
|
|
|
|
mRemoteTypeIsolationPrincipal =
|
|
CreateRemoteTypeIsolationPrincipal(aRemoteType);
|
|
|
|
// Insert ourselves into the global linked list of ContentParent objects.
|
|
if (!sContentParents) {
|
|
sContentParents = MakeUnique<LinkedList<ContentParent>>();
|
|
}
|
|
sContentParents->insertBack(this);
|
|
|
|
mMessageManager = nsFrameMessageManager::NewProcessMessageManager(true);
|
|
|
|
#if defined(XP_WIN)
|
|
// 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 == FILE_REMOTE_TYPE;
|
|
mSubprocess = new GeckoChildProcessHost(GeckoProcessType_Content, isFile);
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Verbose,
|
|
("CreateSubprocess: ContentParent %p mSubprocess %p handle %" PRIuPTR,
|
|
this, mSubprocess,
|
|
mSubprocess ? (uintptr_t)mSubprocess->GetChildProcessHandle() : -1));
|
|
|
|
// This is safe to do in the constructor, as it doesn't take a strong
|
|
// reference.
|
|
mScriptableHelper = new ScriptableCPInfo(this);
|
|
}
|
|
|
|
ContentParent::~ContentParent() {
|
|
if (mForceKillTimer) {
|
|
mForceKillTimer->Cancel();
|
|
}
|
|
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (mIsAPreallocBlocker) {
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("Removing blocker on ContentProcess destruction"));
|
|
PreallocatedProcessManager::RemoveBlocker(mRemoteType, this);
|
|
mIsAPreallocBlocker = false;
|
|
}
|
|
|
|
// We should be removed from all these lists in ActorDestroy.
|
|
AssertNotInPool();
|
|
|
|
// 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) {
|
|
MOZ_LOG(
|
|
ContentParent::GetLog(), LogLevel::Verbose,
|
|
("DestroySubprocess: ContentParent %p mSubprocess %p handle %" PRIuPTR,
|
|
this, mSubprocess,
|
|
mSubprocess ? (uintptr_t)mSubprocess->GetChildProcessHandle() : -1));
|
|
mSubprocess->Destroy();
|
|
}
|
|
|
|
// Make sure to clear the connection from `mScriptableHelper` if it hasn't
|
|
// been cleared yet.
|
|
if (mScriptableHelper) {
|
|
static_cast<ScriptableCPInfo*>(mScriptableHelper.get())->ProcessDied();
|
|
mScriptableHelper = nullptr;
|
|
}
|
|
}
|
|
|
|
bool ContentParent::InitInternal(ProcessPriority aInitialPriority) {
|
|
// We can't access the locale service after shutdown has started. Since we
|
|
// can't init the process without it, and since we're going to be canceling
|
|
// whatever load attempt that initiated this process creation anyway, just
|
|
// bail out now if shutdown has already started.
|
|
if (PastShutdownPhase(ShutdownPhase::XPCOMShutdown)) {
|
|
return false;
|
|
}
|
|
|
|
XPCOMInitData xpcomInit;
|
|
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Debug,
|
|
("ContentParent::InitInternal: %p", (void*)this));
|
|
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()->GetAppLocalesAsBCP47(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.
|
|
SystemFontList fontList;
|
|
gfxPlatform::GetPlatform()->ReadSystemFontList(&fontList);
|
|
|
|
const FullLookAndFeel& lnf = *RemoteLookAndFeel::ExtractData();
|
|
|
|
// If the shared fontlist is in use, collect its shmem block handles to pass
|
|
// to the child.
|
|
nsTArray<SharedMemoryHandle> sharedFontListBlocks;
|
|
gfxPlatformFontList::PlatformFontList()->ShareFontListToProcess(
|
|
&sharedFontListBlocks, OtherPid());
|
|
|
|
// Content processes have no permission to access profile directory, so we
|
|
// send the file URL instead.
|
|
auto* sheetCache = GlobalStyleSheetCache::Singleton();
|
|
if (StyleSheet* ucs = sheetCache->GetUserContentSheet()) {
|
|
xpcomInit.userContentSheetURL() = ucs->GetSheetURI();
|
|
} else {
|
|
xpcomInit.userContentSheetURL() = nullptr;
|
|
}
|
|
|
|
// 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 = components::GfxInfo::Service();
|
|
if (gfxInfo) {
|
|
GfxInfoBase* gfxInfoRaw = static_cast<GfxInfoBase*>(gfxInfo.get());
|
|
xpcomInit.gfxFeatureStatus() = gfxInfoRaw->GetAllFeatures();
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
xpcomInit.systemParameters() =
|
|
widget::WinContentSystemParameters::GetSingleton()->GetParentValues();
|
|
#endif
|
|
|
|
// Send the dynamic scalar definitions to the new process.
|
|
TelemetryIPC::GetDynamicScalarDefinitions(xpcomInit.dynamicScalarDefs());
|
|
|
|
for (auto const& [location, supported] : sCodecsSupported) {
|
|
Unused << SendUpdateMediaCodecsSupported(location, supported);
|
|
}
|
|
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
Unused << SendDecoderSupportedMimeTypes(
|
|
AndroidDecoderModule::GetSupportedMimeTypes());
|
|
#endif
|
|
|
|
// 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.
|
|
Maybe<SharedMemoryHandle> sharedUASheetHandle;
|
|
uintptr_t sharedUASheetAddress = sheetCache->GetSharedMemoryAddress();
|
|
|
|
SharedMemoryHandle handle;
|
|
if (sheetCache->ShareToProcess(OtherPid(), &handle)) {
|
|
sharedUASheetHandle.emplace(handle);
|
|
} else {
|
|
sharedUASheetAddress = 0;
|
|
}
|
|
|
|
Unused << SendSetXPCOMProcessAttributes(
|
|
xpcomInit, initialData, lnf, fontList, sharedUASheetHandle,
|
|
sharedUASheetAddress, sharedFontListBlocks);
|
|
|
|
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 =
|
|
components::StringBundle::Service();
|
|
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);
|
|
nsCString updateURL(gAppData->updateURL);
|
|
|
|
// Sending all information to content process.
|
|
Unused << SendAppInfo(version, buildID, name, UAName, ID, vendor, sourceURL,
|
|
updateURL);
|
|
}
|
|
|
|
// 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);
|
|
mMessageManager->SetOsPid(Pid());
|
|
|
|
// 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()) {
|
|
Unused << SendLoadAndRegisterSheet(sheet->GetSheetURI(),
|
|
nsIStyleSheetService::AGENT_SHEET);
|
|
}
|
|
|
|
for (StyleSheet* sheet : *sheetService->UserStyleSheets()) {
|
|
Unused << SendLoadAndRegisterSheet(sheet->GetSheetURI(),
|
|
nsIStyleSheetService::USER_SHEET);
|
|
}
|
|
|
|
for (StyleSheet* sheet : *sheetService->AuthorStyleSheets()) {
|
|
Unused << SendLoadAndRegisterSheet(sheet->GetSheetURI(),
|
|
nsIStyleSheetService::AUTHOR_SHEET);
|
|
}
|
|
}
|
|
|
|
#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 == 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
|
|
|
|
{
|
|
nsTArray<BlobURLRegistrationData> registrations;
|
|
BlobURLProtocolHandler::ForEachBlobURL(
|
|
[&](BlobImpl* aBlobImpl, nsIPrincipal* aPrincipal,
|
|
const Maybe<nsID>& aAgentClusterId, const nsACString& aURI,
|
|
bool aRevoked) {
|
|
// We send all moz-extension Blob URL's to all content processes
|
|
// because content scripts mean that a moz-extension can live in any
|
|
// process. Same thing for system principal Blob URLs. Content Blob
|
|
// URL's are sent for content principals on-demand by
|
|
// AboutToLoadHttpFtpDocumentForChild and RemoteWorkerManager.
|
|
if (!BlobURLProtocolHandler::IsBlobURLBroadcastPrincipal(
|
|
aPrincipal)) {
|
|
return true;
|
|
}
|
|
|
|
IPCBlob ipcBlob;
|
|
nsresult rv = IPCBlobUtils::Serialize(aBlobImpl, this, ipcBlob);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return false;
|
|
}
|
|
|
|
registrations.AppendElement(BlobURLRegistrationData(
|
|
nsCString(aURI), ipcBlob, aPrincipal, aAgentClusterId, aRevoked));
|
|
|
|
rv = TransmitPermissionsForPrincipal(aPrincipal);
|
|
Unused << NS_WARN_IF(NS_FAILED(rv));
|
|
return true;
|
|
});
|
|
|
|
if (!registrations.IsEmpty()) {
|
|
Unused << SendInitBlobURLs(registrations);
|
|
}
|
|
}
|
|
|
|
// Send down { Parent, Window }ActorOptions at startup to content process.
|
|
RefPtr<JSActorService> actorSvc = JSActorService::GetSingleton();
|
|
if (actorSvc) {
|
|
nsTArray<JSProcessActorInfo> contentInfos;
|
|
actorSvc->GetJSProcessActorInfos(contentInfos);
|
|
|
|
nsTArray<JSWindowActorInfo> windowInfos;
|
|
actorSvc->GetJSWindowActorInfos(windowInfos);
|
|
|
|
Unused << SendInitJSActorInfos(contentInfos, windowInfos);
|
|
}
|
|
|
|
// Begin subscribing to any BrowsingContextGroups which were hosted by this
|
|
// process before it finished launching.
|
|
for (const auto& group : mGroups) {
|
|
group->Subscribe(this);
|
|
}
|
|
|
|
MaybeEnableRemoteInputEventQueue();
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ContentParent::IsAlive() const {
|
|
return mLifecycleState == LifecycleState::ALIVE ||
|
|
mLifecycleState == LifecycleState::INITIALIZED;
|
|
}
|
|
|
|
bool ContentParent::IsInitialized() const {
|
|
return mLifecycleState == LifecycleState::INITIALIZED;
|
|
}
|
|
|
|
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();
|
|
}
|
|
|
|
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 (!CanSend()) {
|
|
return;
|
|
}
|
|
Unused << SendVarUpdate(aVar);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetClipboard(
|
|
const IPCDataTransfer& aDataTransfer, const bool& aIsPrivateData,
|
|
const IPC::Principal& aRequestingPrincipal,
|
|
const nsContentPolicyType& aContentPolicyType,
|
|
const int32_t& aWhichClipboard) {
|
|
if (!ValidatePrincipal(aRequestingPrincipal,
|
|
{ValidatePrincipalOptions::AllowNullPtr})) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aRequestingPrincipal, __func__);
|
|
}
|
|
|
|
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(nsIURI* aURI) {
|
|
// If the check here fails, it can only mean that this message was spoofed.
|
|
if (!aURI || !aURI->SchemeIs("chrome")) {
|
|
// PlaySound only accepts a valid chrome URI.
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<nsIURL> soundURL(do_QueryInterface(aURI));
|
|
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::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.
|
|
if (mIsAPreallocBlocker) {
|
|
PreallocatedProcessManager::RemoveBlocker(mRemoteType, this);
|
|
mIsAPreallocBlocker = false;
|
|
}
|
|
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(nsIDOMProcessParent)
|
|
NS_INTERFACE_MAP_ENTRY(nsIObserver)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMGeoPositionCallback)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMGeoPositionErrorCallback)
|
|
NS_INTERFACE_MAP_ENTRY(nsIAsyncShutdownBlocker)
|
|
NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMProcessParent)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
// Async shutdown blocker
|
|
NS_IMETHODIMP
|
|
ContentParent::BlockShutdown(nsIAsyncShutdownClient* aClient) {
|
|
// 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();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::GetName(nsAString& aName) {
|
|
aName.AssignLiteral("ContentParent:");
|
|
aName.AppendPrintf(" id=%p", this);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::GetState(nsIPropertyBag** aResult) {
|
|
auto props = MakeRefPtr<nsHashPropertyBag>();
|
|
props->SetPropertyAsACString(u"remoteTypePrefix"_ns,
|
|
RemoteTypePrefix(mRemoteType));
|
|
*aResult = props.forget().downcast<nsIWritablePropertyBag>().take();
|
|
return NS_OK;
|
|
}
|
|
|
|
static StaticRefPtr<nsIAsyncShutdownClient> sXPCOMShutdownClient;
|
|
static StaticRefPtr<nsIAsyncShutdownClient> sProfileBeforeChangeClient;
|
|
|
|
static void InitClients() {
|
|
if (!sXPCOMShutdownClient) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIAsyncShutdownService> svc = services::GetAsyncShutdownService();
|
|
|
|
nsCOMPtr<nsIAsyncShutdownClient> client;
|
|
rv = svc->GetXpcomWillShutdown(getter_AddRefs(client));
|
|
sXPCOMShutdownClient = client.forget();
|
|
ClearOnShutdown(&sXPCOMShutdownClient);
|
|
MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv), "XPCOMShutdown shutdown blocker");
|
|
|
|
rv = svc->GetProfileBeforeChange(getter_AddRefs(client));
|
|
sProfileBeforeChangeClient = client.forget();
|
|
ClearOnShutdown(&sProfileBeforeChangeClient);
|
|
MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv),
|
|
"profileBeforeChange shutdown blocker");
|
|
}
|
|
}
|
|
|
|
void ContentParent::AddShutdownBlockers() {
|
|
InitClients();
|
|
|
|
sXPCOMShutdownClient->AddBlocker(
|
|
this, NS_LITERAL_STRING_FROM_CSTRING(__FILE__), __LINE__, u""_ns);
|
|
sProfileBeforeChangeClient->AddBlocker(
|
|
this, NS_LITERAL_STRING_FROM_CSTRING(__FILE__), __LINE__, u""_ns);
|
|
}
|
|
|
|
void ContentParent::RemoveShutdownBlockers() {
|
|
Unused << sXPCOMShutdownClient->RemoveBlocker(this);
|
|
Unused << sProfileBeforeChangeClient->RemoveBlocker(this);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::Observe(nsISupports* aSubject, const char* aTopic,
|
|
const char16_t* aData) {
|
|
if (IsDead() || !mSubprocess) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!strcmp(aTopic, "nsPref:changed")) {
|
|
// A pref changed. If it is useful to do so, 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 (IsInitialized()) {
|
|
MOZ_ASSERT(mQueuedPrefs.IsEmpty());
|
|
if (!SendPreferenceUpdate(pref)) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
} else {
|
|
MOZ_ASSERT(!IsDead());
|
|
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, "application-background")) {
|
|
Unused << SendApplicationBackground();
|
|
} else if (!strcmp(aTopic, "application-foreground")) {
|
|
Unused << SendApplicationForeground();
|
|
} else if (!strcmp(aTopic, NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC)) {
|
|
NS_ConvertUTF16toUTF8 dataStr(aData);
|
|
const char* offline = dataStr.get();
|
|
if (!SendSetOffline(!strcmp(offline, "true"))) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
} else if (!strcmp(aTopic, NS_IPC_IOSERVICE_SET_CONNECTIVITY_TOPIC)) {
|
|
if (!SendSetConnectivity(u"true"_ns.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::MsaaAccessible::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 PARENT_ONLY_PREF_LIST_ENTRY(s) \
|
|
{ s, (sizeof(s) / sizeof(char16_t)) - 1 }
|
|
struct ParentOnlyPrefListEntry {
|
|
const char16_t* mPrefBranch;
|
|
size_t mLen;
|
|
};
|
|
// These prefs are not useful in child processes.
|
|
static const ParentOnlyPrefListEntry sParentOnlyPrefBranchList[] = {
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"app.update.lastUpdateTime."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"datareporting.policy."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"browser.safebrowsing.provider."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"browser.shell."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"browser.slowStartup."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"browser.startup."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"extensions.getAddons.cache."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"media.gmp-manager."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"media.gmp-gmpopenh264."),
|
|
PARENT_ONLY_PREF_LIST_ENTRY(u"privacy.sanitize."),
|
|
};
|
|
#undef PARENT_ONLY_PREF_LIST_ENTRY
|
|
|
|
for (const auto& entry : sParentOnlyPrefBranchList) {
|
|
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();
|
|
}
|
|
|
|
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) {
|
|
ASSERT_UNLESS_FUZZING(
|
|
"Unexpected IPCTabContext type. Aborting AllocPBrowserParent.");
|
|
return false;
|
|
}
|
|
|
|
if (aContext.type() == IPCTabContext::TPopupIPCTabContext) {
|
|
const PopupIPCTabContext& popupContext = aContext.get_PopupIPCTabContext();
|
|
|
|
auto opener = BrowserParent::GetFrom(popupContext.openerParent());
|
|
if (!opener) {
|
|
ASSERT_UNLESS_FUZZING(
|
|
"Got null opener from child; 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;
|
|
}
|
|
|
|
static bool CloneIsLegal(ContentParent* aCp, CanonicalBrowsingContext& aSource,
|
|
CanonicalBrowsingContext& aTarget) {
|
|
// Source and target must be in the same BCG
|
|
if (NS_WARN_IF(aSource.Group() != aTarget.Group())) {
|
|
return false;
|
|
}
|
|
// The source and target must be in different toplevel <browser>s
|
|
if (NS_WARN_IF(aSource.Top() == aTarget.Top())) {
|
|
return false;
|
|
}
|
|
|
|
// Neither source nor target must be toplevel.
|
|
if (NS_WARN_IF(aSource.IsTop()) || NS_WARN_IF(aTarget.IsTop())) {
|
|
return false;
|
|
}
|
|
|
|
// Both should be embedded by the same process.
|
|
auto* sourceEmbedder = aSource.GetParentWindowContext();
|
|
if (NS_WARN_IF(!sourceEmbedder) ||
|
|
NS_WARN_IF(sourceEmbedder->GetContentParent() != aCp)) {
|
|
return false;
|
|
}
|
|
|
|
auto* targetEmbedder = aSource.GetParentWindowContext();
|
|
if (NS_WARN_IF(!targetEmbedder) ||
|
|
NS_WARN_IF(targetEmbedder->GetContentParent() != aCp)) {
|
|
return false;
|
|
}
|
|
|
|
// All seems sane.
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCloneDocumentTreeInto(
|
|
const MaybeDiscarded<BrowsingContext>& aSource,
|
|
const MaybeDiscarded<BrowsingContext>& aTarget, PrintData&& aPrintData) {
|
|
if (aSource.IsNullOrDiscarded() || aTarget.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
auto* source = aSource.get_canonical();
|
|
auto* target = aTarget.get_canonical();
|
|
|
|
if (!CloneIsLegal(this, *source, *target)) {
|
|
return IPC_FAIL(this, "Illegal subframe clone");
|
|
}
|
|
|
|
ContentParent* cp = source->GetContentParent();
|
|
if (NS_WARN_IF(!cp)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (NS_WARN_IF(cp->GetRemoteType() == GetRemoteType())) {
|
|
// Wanted to switch to a target browsing context that's already local again.
|
|
// See bug 1676996 for how this can happen.
|
|
//
|
|
// Dropping the switch on the floor seems fine for this case, though we
|
|
// could also try to clone the local document.
|
|
//
|
|
// If the remote type matches & it's in the same group (which was confirmed
|
|
// by CloneIsLegal), it must be the exact same process.
|
|
MOZ_DIAGNOSTIC_ASSERT(cp == this);
|
|
return IPC_OK();
|
|
}
|
|
|
|
RemotenessChangeOptions options;
|
|
options.mRemoteType = cp->GetRemoteType();
|
|
target->ChangeRemoteness(options, /* aPendingSwitchId = */ 0)
|
|
->Then(
|
|
GetMainThreadSerialEventTarget(), __func__,
|
|
[source = RefPtr{source},
|
|
data = std::move(aPrintData)](BrowserParent* aBp) {
|
|
Unused << aBp->SendCloneDocumentTreeIntoSelf(source, data);
|
|
},
|
|
[](nsresult aRv) {
|
|
NS_WARNING(
|
|
nsPrintfCString("Remote clone failed: %x\n", unsigned(aRv))
|
|
.get());
|
|
});
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvUpdateRemotePrintSettings(
|
|
const MaybeDiscarded<BrowsingContext>& aTarget, PrintData&& aPrintData) {
|
|
if (aTarget.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
auto* target = aTarget.get_canonical();
|
|
auto* bp = target->GetBrowserParent();
|
|
if (NS_WARN_IF(!bp)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
Unused << bp->SendUpdateRemotePrintSettings(std::move(aPrintData));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvConstructPopupBrowser(
|
|
ManagedEndpoint<PBrowserParent>&& aBrowserEp,
|
|
ManagedEndpoint<PWindowGlobalParent>&& aWindowEp, const TabId& aTabId,
|
|
const IPCTabContext& aContext, const WindowGlobalInit& aInitialWindowInit,
|
|
const uint32_t& aChromeFlags) {
|
|
MOZ_ASSERT(XRE_IsParentProcess());
|
|
|
|
if (!CanOpenBrowser(aContext)) {
|
|
return IPC_FAIL(this, "CanOpenBrowser Failed");
|
|
}
|
|
|
|
RefPtr<CanonicalBrowsingContext> browsingContext =
|
|
CanonicalBrowsingContext::Get(
|
|
aInitialWindowInit.context().mBrowsingContextId);
|
|
if (!browsingContext || browsingContext->IsDiscarded()) {
|
|
return IPC_FAIL(this, "Null or discarded initial BrowsingContext");
|
|
}
|
|
if (!aInitialWindowInit.principal()) {
|
|
return IPC_FAIL(this, "Cannot create without valid initial principal");
|
|
}
|
|
|
|
if (!ValidatePrincipal(aInitialWindowInit.principal())) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aInitialWindowInit.principal(),
|
|
__func__);
|
|
}
|
|
|
|
if (browsingContext->GetBrowserParent()) {
|
|
return IPC_FAIL(this, "BrowsingContext already has a BrowserParent");
|
|
}
|
|
|
|
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.openerParent());
|
|
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");
|
|
}
|
|
if (loadContext->UsePrivateBrowsing()) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW;
|
|
}
|
|
if (loadContext->UseRemoteSubframes()) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_FISSION_WINDOW;
|
|
}
|
|
}
|
|
|
|
// And because we're allocating a remote browser, of course the
|
|
// window is remote.
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_REMOTE_WINDOW;
|
|
|
|
if (NS_WARN_IF(!browsingContext->IsOwnedByProcess(ChildID()))) {
|
|
return IPC_FAIL(this, "BrowsingContext Owned by Incorrect Process!");
|
|
}
|
|
|
|
MaybeInvalidTabContext tc(aContext);
|
|
MOZ_ASSERT(tc.IsValid());
|
|
|
|
RefPtr<WindowGlobalParent> initialWindow =
|
|
WindowGlobalParent::CreateDisconnected(aInitialWindowInit);
|
|
if (!initialWindow) {
|
|
return IPC_FAIL(this, "Failed to create WindowGlobalParent");
|
|
}
|
|
|
|
auto parent = MakeRefPtr<BrowserParent>(this, aTabId, tc.GetTabContext(),
|
|
browsingContext, chromeFlags);
|
|
|
|
// Bind the created BrowserParent to IPC to actually link the actor.
|
|
if (NS_WARN_IF(!BindPBrowserEndpoint(std::move(aBrowserEp), parent))) {
|
|
return IPC_FAIL(this, "BindPBrowserEndpoint failed");
|
|
}
|
|
|
|
// XXX: Why are we checking these requirements? It seems we should register
|
|
// the created frame unconditionally?
|
|
if (openerTabId > 0) {
|
|
// The creation of PBrowser was triggered from content process through
|
|
// window.open().
|
|
// We need to register remote frame with the child generated tab id.
|
|
auto* cpm = ContentProcessManager::GetSingleton();
|
|
if (!cpm->RegisterRemoteFrame(parent)) {
|
|
return IPC_FAIL(this, "RegisterRemoteFrame Failed");
|
|
}
|
|
}
|
|
|
|
if (NS_WARN_IF(!parent->BindPWindowGlobalEndpoint(std::move(aWindowEp),
|
|
initialWindow))) {
|
|
return IPC_FAIL(this, "BindPWindowGlobalEndpoint failed");
|
|
}
|
|
|
|
browsingContext->SetCurrentBrowserParent(parent);
|
|
|
|
initialWindow->Init();
|
|
|
|
// 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();
|
|
}
|
|
|
|
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() &&
|
|
StaticPrefs::dom_ipc_tabs_createKillHardCrashReports_AtStartup()) {
|
|
// 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, "browser"_ns)) {
|
|
mCreatedPairedMinidumps = mCrashReporter->FinalizeCrashReport();
|
|
}
|
|
}
|
|
}
|
|
|
|
void ContentParent::HandleOrphanedMinidump(nsString* aDumpId) {
|
|
if (CrashReporter::FinalizeOrphanedMinidump(
|
|
OtherPid(), GeckoProcessType_Content, aDumpId)) {
|
|
CrashReporterHost::RecordCrash(GeckoProcessType_Content,
|
|
nsICrashService::CRASH_TYPE_CRASH, *aDumpId);
|
|
} else {
|
|
NS_WARNING(nsPrintfCString("content process pid = %d crashed without "
|
|
"leaving a minidump behind",
|
|
OtherPid())
|
|
.get());
|
|
}
|
|
}
|
|
|
|
// 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;
|
|
|
|
RemoveShutdownBlockers();
|
|
|
|
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) {
|
|
MOZ_LOG(
|
|
ContentParent::GetLog(), LogLevel::Verbose,
|
|
("KillHard Subprocess: ContentParent %p mSubprocess %p handle "
|
|
"%" PRIuPTR,
|
|
this, mSubprocess,
|
|
mSubprocess ? (uintptr_t)mSubprocess->GetChildProcessHandle() : -1));
|
|
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(
|
|
const NativeThreadId& aThreadId) {
|
|
mCrashReporter =
|
|
MakeUnique<CrashReporterHost>(GeckoProcessType_Content, 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);
|
|
// If we run the callback in response to a reply, then by definition |this|
|
|
// is still alive, so the ref pointer is redundant, but it seems easier
|
|
// to hold a strong reference than to worry about that.
|
|
RefPtr<ContentParent> self(this);
|
|
PContentParent::SendRequestMemoryReport(
|
|
aGeneration, aAnonymize, aMinimizeMemoryUsage, aDMDFile,
|
|
[&, self](const uint32_t& aGeneration2) {
|
|
if (self->mMemoryReportRequest) {
|
|
self->mMemoryReportRequest->Finish(aGeneration2);
|
|
self->mMemoryReportRequest = nullptr;
|
|
}
|
|
},
|
|
[&, self](mozilla::ipc::ResponseRejectReason) {
|
|
self->mMemoryReportRequest = nullptr;
|
|
});
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAddMemoryReport(
|
|
const MemoryReport& aReport) {
|
|
if (mMemoryReportRequest) {
|
|
mMemoryReportRequest->RecvReport(aReport);
|
|
}
|
|
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) {
|
|
extensions::StreamFilterParent::Create(this, aChannelId, aAddonId)
|
|
->Then(
|
|
GetCurrentSerialEventTarget(), __func__,
|
|
[aResolver](mozilla::ipc::Endpoint<PStreamFilterChild>&& aEndpoint) {
|
|
aResolver(std::move(aEndpoint));
|
|
},
|
|
[aResolver](bool aDummy) {
|
|
aResolver(mozilla::ipc::Endpoint<PStreamFilterChild>());
|
|
});
|
|
|
|
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;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAddSecurityState(
|
|
const MaybeDiscarded<WindowContext>& aContext, uint32_t aStateFlags) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
aContext.get()->AddSecurityState(aStateFlags);
|
|
return IPC_OK();
|
|
}
|
|
|
|
already_AddRefed<PExternalHelperAppParent>
|
|
ContentParent::AllocPExternalHelperAppParent(
|
|
nsIURI* 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,
|
|
nsIURI* aReferrer, const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const bool& aShouldCloseWindow) {
|
|
RefPtr<ExternalHelperAppParent> parent = new ExternalHelperAppParent(
|
|
uri, aContentLength, aWasFileChannel, aContentDisposition,
|
|
aContentDispositionHint, aContentDispositionFilename);
|
|
return parent.forget();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPExternalHelperAppConstructor(
|
|
PExternalHelperAppParent* actor, nsIURI* 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,
|
|
nsIURI* aReferrer, const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const bool& aShouldCloseWindow) {
|
|
BrowsingContext* context = aContext.IsDiscarded() ? nullptr : aContext.get();
|
|
static_cast<ExternalHelperAppParent*>(actor)->Init(
|
|
loadInfoArgs, aMimeContentType, aForceSave, aReferrer, context,
|
|
aShouldCloseWindow);
|
|
return IPC_OK();
|
|
}
|
|
|
|
already_AddRefed<PHandlerServiceParent>
|
|
ContentParent::AllocPHandlerServiceParent() {
|
|
RefPtr<HandlerServiceParent> actor = new HandlerServiceParent();
|
|
return actor.forget();
|
|
}
|
|
|
|
media::PMediaParent* ContentParent::AllocPMediaParent() {
|
|
return media::AllocPMediaParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPMediaParent(media::PMediaParent* aActor) {
|
|
return media::DeallocPMediaParent(aActor);
|
|
}
|
|
|
|
PBenchmarkStorageParent* ContentParent::AllocPBenchmarkStorageParent() {
|
|
return new BenchmarkStorageParent;
|
|
}
|
|
|
|
bool ContentParent::DeallocPBenchmarkStorageParent(
|
|
PBenchmarkStorageParent* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
#ifdef MOZ_WEBSPEECH
|
|
PSpeechSynthesisParent* ContentParent::AllocPSpeechSynthesisParent() {
|
|
return new mozilla::dom::SpeechSynthesisParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPSpeechSynthesisParent(
|
|
PSpeechSynthesisParent* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPSpeechSynthesisConstructor(
|
|
PSpeechSynthesisParent* aActor) {
|
|
if (!static_cast<SpeechSynthesisParent*>(aActor)->SendInit()) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
#endif
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvStartVisitedQueries(
|
|
const nsTArray<RefPtr<nsIURI>>& aUris) {
|
|
nsCOMPtr<IHistory> history = components::History::Service();
|
|
if (!history) {
|
|
return IPC_OK();
|
|
}
|
|
for (const auto& uri : aUris) {
|
|
if (NS_WARN_IF(!uri)) {
|
|
continue;
|
|
}
|
|
history->ScheduleVisitedQuery(uri, this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetURITitle(nsIURI* uri,
|
|
const nsString& title) {
|
|
if (!uri) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<IHistory> history = components::History::Service();
|
|
if (history) {
|
|
history->SetURITitle(uri, title);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvIsSecureURI(
|
|
nsIURI* 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);
|
|
}
|
|
if (!aURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsresult rv = sss->IsSecureURI(aURI, aFlags, aOriginAttributes, nullptr,
|
|
nullptr, aIsSecureURI);
|
|
if (NS_FAILED(rv)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAccumulateMixedContentHSTS(
|
|
nsIURI* aURI, const bool& aActive,
|
|
const OriginAttributes& aOriginAttributes) {
|
|
if (!aURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsMixedContentBlocker::AccumulateMixedContentHSTS(aURI, aActive,
|
|
aOriginAttributes);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvLoadURIExternal(
|
|
nsIURI* uri, nsIPrincipal* aTriggeringPrincipal,
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
bool aWasExternallyTriggered) {
|
|
if (aContext.IsDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIExternalProtocolService> extProtService(
|
|
do_GetService(NS_EXTERNALPROTOCOLSERVICE_CONTRACTID));
|
|
if (!extProtService) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!uri) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
BrowsingContext* bc = aContext.get();
|
|
extProtService->LoadURI(uri, aTriggeringPrincipal, bc,
|
|
aWasExternallyTriggered);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvExtProtocolChannelConnectParent(
|
|
const uint64_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();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvShowAlert(
|
|
nsIAlertNotification* aAlert) {
|
|
if (!aAlert) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<nsIAlertsService> sysAlerts(components::Alerts::Service());
|
|
if (sysAlerts) {
|
|
sysAlerts->ShowAlert(aAlert, this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCloseAlert(const nsString& aName) {
|
|
nsCOMPtr<nsIAlertsService> sysAlerts(components::Alerts::Service());
|
|
if (sysAlerts) {
|
|
sysAlerts->CloseAlert(aName);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvDisableNotifications(
|
|
const IPC::Principal& aPrincipal) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
Unused << Notification::RemovePermission(aPrincipal);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvOpenNotificationSettings(
|
|
const IPC::Principal& aPrincipal) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
Unused << Notification::OpenSettings(aPrincipal);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotificationEvent(
|
|
const nsString& aType, const NotificationEventData& aData) {
|
|
nsCOMPtr<nsIServiceWorkerManager> swm =
|
|
mozilla::components::ServiceWorkerManager::Service();
|
|
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<StructuredCloneData>* aRetvals) {
|
|
AUTO_PROFILER_LABEL_DYNAMIC_LOSSY_NSSTRING("ContentParent::RecvSyncMessage",
|
|
OTHER, aMsg);
|
|
MMPrinter::Print("ContentParent::RecvSyncMessage", aMsg, aData);
|
|
|
|
RefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
ipc::StructuredCloneData data;
|
|
ipc::UnpackClonedMessageDataForParent(aData, data);
|
|
|
|
ppm->ReceiveMessage(ppm, nullptr, aMsg, true, &data, aRetvals,
|
|
IgnoreErrors());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAsyncMessage(
|
|
const nsString& aMsg, const ClonedMessageData& aData) {
|
|
AUTO_PROFILER_LABEL_DYNAMIC_LOSSY_NSSTRING("ContentParent::RecvAsyncMessage",
|
|
OTHER, aMsg);
|
|
MMPrinter::Print("ContentParent::RecvAsyncMessage", aMsg, aData);
|
|
|
|
RefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
ipc::StructuredCloneData data;
|
|
ipc::UnpackClonedMessageDataForParent(aData, data);
|
|
|
|
ppm->ReceiveMessage(ppm, nullptr, aMsg, false, &data, 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 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(GeolocationPositionError* 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()));
|
|
msg->SetIsForwardedFromContentProcess(true);
|
|
consoleService->LogMessageWithMode(msg, nsConsoleService::SuppressLog);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvReportFrameTimingData(
|
|
uint64_t aInnerWindowId, const nsString& entryName,
|
|
const nsString& initiatorType, UniquePtr<PerformanceTimingData>&& aData) {
|
|
if (!aData) {
|
|
return IPC_FAIL(this, "aData should not be null");
|
|
}
|
|
|
|
RefPtr<WindowGlobalParent> parent =
|
|
WindowGlobalParent::GetByInnerWindowId(aInnerWindowId);
|
|
if (!parent || !parent->GetContentParent()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
MOZ_ASSERT(parent->GetContentParent() != this,
|
|
"No need to bounce around if in the same process");
|
|
|
|
Unused << parent->GetContentParent()->SendReportFrameTimingData(
|
|
aInnerWindowId, entryName, initiatorType, std::move(aData));
|
|
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 uint64_t& aInnerWindowId, 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(JS::NothingHandleValue, 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();
|
|
|
|
msg->SetIsForwardedFromContentProcess(true);
|
|
|
|
consoleService->LogMessageWithMode(msg, nsConsoleService::SuppressLog);
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentParent::DoLoadMessageManagerScript(const nsAString& aURL,
|
|
bool aRunInGlobalScope) {
|
|
MOZ_ASSERT(!aRunInGlobalScope);
|
|
return SendLoadProcessScript(nsString(aURL));
|
|
}
|
|
|
|
nsresult ContentParent::DoSendAsyncMessage(const nsAString& aMessage,
|
|
StructuredCloneData& aHelper) {
|
|
ClonedMessageData data;
|
|
if (!BuildClonedMessageDataForParent(this, aHelper, data)) {
|
|
return NS_ERROR_DOM_DATA_CLONE_ERR;
|
|
}
|
|
if (!SendAsyncMessage(nsString(aMessage), data)) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCopyFavicon(
|
|
nsIURI* aOldURI, nsIURI* aNewURI, const bool& aInPrivateBrowsing) {
|
|
if (!aOldURI) {
|
|
return IPC_FAIL(this, "aOldURI should not be null");
|
|
}
|
|
if (!aNewURI) {
|
|
return IPC_FAIL(this, "aNewURI should not be null");
|
|
}
|
|
|
|
nsDocShell::CopyFavicon(aOldURI, aNewURI, 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(u"childID"_ns, ChildID());
|
|
props->SetPropertyAsBool(u"isAudio"_ns, aIsAudio);
|
|
props->SetPropertyAsBool(u"isVideo"_ns, aIsVideo);
|
|
props->SetPropertyAsAString(u"requestURL"_ns, 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<nsIUserIdleService> idleService =
|
|
do_GetService("@mozilla.org/widget/useridleservice;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<nsIUserIdleService> idleService =
|
|
do_GetService("@mozilla.org/widget/useridleservice;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();
|
|
}
|
|
|
|
already_AddRefed<extensions::PExtensionsParent>
|
|
ContentParent::AllocPExtensionsParent() {
|
|
return MakeAndAddRef<extensions::ExtensionsParent>();
|
|
}
|
|
|
|
PFileDescriptorSetParent* ContentParent::AllocPFileDescriptorSetParent(
|
|
const FileDescriptor& aFD) {
|
|
return new FileDescriptorSetParent(aFD);
|
|
}
|
|
|
|
bool ContentParent::DeallocPFileDescriptorSetParent(
|
|
PFileDescriptorSetParent* aActor) {
|
|
delete static_cast<FileDescriptorSetParent*>(aActor);
|
|
return true;
|
|
}
|
|
|
|
void ContentParent::NotifyUpdatedDictionaries() {
|
|
RefPtr<mozSpellChecker> spellChecker(mozSpellChecker::Create());
|
|
MOZ_ASSERT(spellChecker, "No spell checker?");
|
|
|
|
nsTArray<nsCString> dictionaries;
|
|
spellChecker->GetDictionaryList(&dictionaries);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendUpdateDictionaryList(dictionaries);
|
|
}
|
|
}
|
|
|
|
void ContentParent::NotifyUpdatedFonts(bool aFullRebuild) {
|
|
if (gfxPlatformFontList::PlatformFontList()->SharedFontList()) {
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendRebuildFontList(aFullRebuild);
|
|
}
|
|
return;
|
|
}
|
|
|
|
SystemFontList fontList;
|
|
gfxPlatform::GetPlatform()->ReadSystemFontList(&fontList);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
Unused << cp->SendUpdateFontList(fontList);
|
|
}
|
|
}
|
|
|
|
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) {
|
|
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& aMaybeUnsafePermissionDelegate, const TabId& aTabId) {
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
RefPtr<BrowserParent> tp =
|
|
cpm->GetTopLevelBrowserParentByProcessAndTabId(this->ChildID(), aTabId);
|
|
if (!tp) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsIPrincipal* topPrincipal = aTopLevelPrincipal;
|
|
if (!topPrincipal) {
|
|
nsCOMPtr<nsIPrincipal> principal = tp->GetContentPrincipal();
|
|
topPrincipal = principal;
|
|
}
|
|
return nsContentPermissionUtils::CreateContentPermissionRequestParent(
|
|
aRequests, tp->GetOwnerElement(), aPrincipal, topPrincipal,
|
|
aIsHandlingUserInput, aMaybeUnsafePermissionDelegate, aTabId);
|
|
}
|
|
|
|
bool ContentParent::DeallocPContentPermissionRequestParent(
|
|
PContentPermissionRequestParent* actor) {
|
|
nsContentPermissionUtils::NotifyRemoveContentPermissionRequestParent(actor);
|
|
delete actor;
|
|
return true;
|
|
}
|
|
|
|
PWebBrowserPersistDocumentParent*
|
|
ContentParent::AllocPWebBrowserPersistDocumentParent(
|
|
PBrowserParent* aBrowser, const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
return new WebBrowserPersistDocumentParent();
|
|
}
|
|
|
|
bool ContentParent::DeallocPWebBrowserPersistDocumentParent(
|
|
PWebBrowserPersistDocumentParent* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::CommonCreateWindow(
|
|
PBrowserParent* aThisTab, BrowsingContext* aParent, bool aSetOpener,
|
|
const uint32_t& aChromeFlags, const bool& aCalledFromJS,
|
|
const bool& aWidthSpecified, const bool& aForPrinting,
|
|
const bool& aForWindowDotPrint, nsIURI* aURIToLoad,
|
|
const nsCString& aFeatures, const float& aFullZoom,
|
|
BrowserParent* aNextRemoteBrowser, const nsString& aName, nsresult& aResult,
|
|
nsCOMPtr<nsIRemoteTab>& aNewRemoteTab, bool* aWindowIsNew,
|
|
int32_t& aOpenLocation, nsIPrincipal* aTriggeringPrincipal,
|
|
nsIReferrerInfo* aReferrerInfo, bool aLoadURI,
|
|
nsIContentSecurityPolicy* aCsp, const OriginAttributes& aOriginAttributes) {
|
|
// The content process should never be in charge of computing whether or
|
|
// not a window should be private - the parent will do that.
|
|
const uint32_t badFlags = nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW |
|
|
nsIWebBrowserChrome::CHROME_NON_PRIVATE_WINDOW |
|
|
nsIWebBrowserChrome::CHROME_PRIVATE_LIFETIME;
|
|
if (!!(aChromeFlags & badFlags)) {
|
|
return IPC_FAIL(this, "Forbidden aChromeFlags passed");
|
|
}
|
|
|
|
RefPtr<nsOpenWindowInfo> openInfo = new nsOpenWindowInfo();
|
|
openInfo->mForceNoOpener = !aSetOpener;
|
|
openInfo->mParent = aParent;
|
|
openInfo->mIsRemote = true;
|
|
openInfo->mIsForPrinting = aForPrinting;
|
|
openInfo->mIsForWindowDotPrint = aForWindowDotPrint;
|
|
openInfo->mNextRemoteBrowser = aNextRemoteBrowser;
|
|
openInfo->mOriginAttributes = aOriginAttributes;
|
|
|
|
MOZ_ASSERT_IF(aForWindowDotPrint, aForPrinting);
|
|
|
|
RefPtr<BrowserParent> topParent = BrowserParent::GetFrom(aThisTab);
|
|
while (topParent && topParent->GetBrowserBridgeParent()) {
|
|
topParent = topParent->GetBrowserBridgeParent()->Manager();
|
|
}
|
|
RefPtr<BrowserHost> thisBrowserHost =
|
|
topParent ? topParent->GetBrowserHost() : nullptr;
|
|
MOZ_ASSERT_IF(topParent, thisBrowserHost);
|
|
RefPtr<BrowsingContext> topBC =
|
|
topParent ? topParent->GetBrowsingContext() : nullptr;
|
|
MOZ_ASSERT_IF(topParent, topBC);
|
|
|
|
// The content process should have set its remote and fission flags correctly.
|
|
if (topBC) {
|
|
if ((!!(aChromeFlags & nsIWebBrowserChrome::CHROME_REMOTE_WINDOW) !=
|
|
topBC->UseRemoteTabs()) ||
|
|
(!!(aChromeFlags & nsIWebBrowserChrome::CHROME_FISSION_WINDOW) !=
|
|
topBC->UseRemoteSubframes())) {
|
|
return IPC_FAIL(this, "Unexpected aChromeFlags passed");
|
|
}
|
|
|
|
if (!aOriginAttributes.EqualsIgnoringFPD(topBC->OriginAttributesRef())) {
|
|
return IPC_FAIL(this, "Passed-in OriginAttributes does not match opener");
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIContent> frame;
|
|
if (topParent) {
|
|
frame = topParent->GetOwnerElement();
|
|
}
|
|
|
|
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 (topParent) {
|
|
browserDOMWin = topParent->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, aWidthSpecified, aForPrinting);
|
|
|
|
MOZ_ASSERT(aOpenLocation == nsIBrowserDOMWindow::OPEN_NEWTAB ||
|
|
aOpenLocation == nsIBrowserDOMWindow::OPEN_NEWWINDOW ||
|
|
aOpenLocation == nsIBrowserDOMWindow::OPEN_PRINT_BROWSER);
|
|
|
|
if (NS_WARN_IF(!browserDOMWin)) {
|
|
// Opening in the same window or headless requires an nsIBrowserDOMWindow.
|
|
aOpenLocation = nsIBrowserDOMWindow::OPEN_NEWWINDOW;
|
|
}
|
|
|
|
if (aOpenLocation == nsIBrowserDOMWindow::OPEN_NEWTAB ||
|
|
aOpenLocation == nsIBrowserDOMWindow::OPEN_PRINT_BROWSER) {
|
|
RefPtr<Element> openerElement = do_QueryObject(frame);
|
|
|
|
nsCOMPtr<nsIOpenURIInFrameParams> params =
|
|
new nsOpenURIInFrameParams(openInfo, 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,
|
|
aName, getter_AddRefs(el));
|
|
} else {
|
|
aResult = browserDOMWin->CreateContentWindowInFrame(
|
|
aURIToLoad, params, aOpenLocation, nsIBrowserDOMWindow::OPEN_NEW,
|
|
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, openInfo,
|
|
getter_AddRefs(aNewRemoteTab));
|
|
if (NS_WARN_IF(NS_FAILED(aResult))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
MOZ_ASSERT(aNewRemoteTab);
|
|
RefPtr<BrowserHost> newBrowserHost = BrowserHost::GetFrom(aNewRemoteTab);
|
|
RefPtr<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)) {
|
|
MOZ_ALWAYS_SUCCEEDS(newBrowserHost->GetBrowsingContext()->SetName(aName));
|
|
}
|
|
|
|
MOZ_ASSERT(newBrowserHost->GetBrowsingContext()->OriginAttributesRef() ==
|
|
aOriginAttributes);
|
|
|
|
if (aURIToLoad && aLoadURI) {
|
|
nsCOMPtr<mozIDOMWindowProxy> openerWindow;
|
|
if (aSetOpener && topParent) {
|
|
openerWindow = topParent->GetParentWindowOuter();
|
|
}
|
|
nsCOMPtr<nsIBrowserDOMWindow> newBrowserDOMWin =
|
|
newBrowserParent->GetBrowserDOMWindow();
|
|
if (NS_WARN_IF(!newBrowserDOMWin)) {
|
|
aResult = NS_ERROR_ABORT;
|
|
return IPC_OK();
|
|
}
|
|
RefPtr<BrowsingContext> bc;
|
|
aResult = newBrowserDOMWin->OpenURI(
|
|
aURIToLoad, openInfo, nsIBrowserDOMWindow::OPEN_CURRENTWINDOW,
|
|
nsIBrowserDOMWindow::OPEN_NEW, aTriggeringPrincipal, aCsp,
|
|
getter_AddRefs(bc));
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCreateWindow(
|
|
PBrowserParent* aThisTab, const MaybeDiscarded<BrowsingContext>& aParent,
|
|
PBrowserParent* aNewTab, const uint32_t& aChromeFlags,
|
|
const bool& aCalledFromJS, const bool& aWidthSpecified,
|
|
const bool& aForPrinting, const bool& aForPrintPreview, nsIURI* aURIToLoad,
|
|
const nsCString& aFeatures, const float& aFullZoom,
|
|
const IPC::Principal& aTriggeringPrincipal, nsIContentSecurityPolicy* aCsp,
|
|
nsIReferrerInfo* aReferrerInfo, const OriginAttributes& aOriginAttributes,
|
|
CreateWindowResolver&& aResolve) {
|
|
if (!ValidatePrincipal(aTriggeringPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aTriggeringPrincipal, __func__);
|
|
}
|
|
|
|
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);
|
|
});
|
|
|
|
RefPtr<BrowserParent> thisTab = BrowserParent::GetFrom(aThisTab);
|
|
RefPtr<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();
|
|
}
|
|
}
|
|
});
|
|
|
|
// Don't continue to try to create a new window if we've been fully discarded.
|
|
RefPtr<BrowsingContext> parent = aParent.GetMaybeDiscarded();
|
|
if (NS_WARN_IF(!parent)) {
|
|
rv = NS_ERROR_FAILURE;
|
|
return IPC_OK();
|
|
}
|
|
|
|
// Validate that our new BrowsingContext looks as we would expect it.
|
|
RefPtr<BrowsingContext> newBC = newTab->GetBrowsingContext();
|
|
if (!newBC) {
|
|
return IPC_FAIL(this, "Missing BrowsingContext for new tab");
|
|
}
|
|
|
|
uint64_t newBCOpenerId = newBC->GetOpenerId();
|
|
if (newBCOpenerId != 0 && parent->Id() != newBCOpenerId) {
|
|
return IPC_FAIL(this, "Invalid opener BrowsingContext for new tab");
|
|
}
|
|
if (newBC->GetParent() != nullptr) {
|
|
return IPC_FAIL(this,
|
|
"Unexpected non-toplevel BrowsingContext for new tab");
|
|
}
|
|
if (!!(aChromeFlags & nsIWebBrowserChrome::CHROME_REMOTE_WINDOW) !=
|
|
newBC->UseRemoteTabs() ||
|
|
!!(aChromeFlags & nsIWebBrowserChrome::CHROME_FISSION_WINDOW) !=
|
|
newBC->UseRemoteSubframes()) {
|
|
return IPC_FAIL(this, "Unexpected aChromeFlags passed");
|
|
}
|
|
if (!aOriginAttributes.EqualsIgnoringFPD(newBC->OriginAttributesRef())) {
|
|
return IPC_FAIL(this, "Opened tab has mismatched OriginAttributes");
|
|
}
|
|
|
|
if (thisTab && BrowserParent::GetFrom(thisTab)->GetBrowsingContext()) {
|
|
BrowsingContext* thisTabBC = thisTab->GetBrowsingContext();
|
|
if (thisTabBC->UseRemoteTabs() != newBC->UseRemoteTabs() ||
|
|
thisTabBC->UseRemoteSubframes() != newBC->UseRemoteSubframes() ||
|
|
thisTabBC->UsePrivateBrowsing() != newBC->UsePrivateBrowsing()) {
|
|
return IPC_FAIL(this, "New BrowsingContext has mismatched LoadContext");
|
|
}
|
|
}
|
|
|
|
BrowserParent::AutoUseNewTab aunt(newTab);
|
|
|
|
nsCOMPtr<nsIRemoteTab> newRemoteTab;
|
|
int32_t openLocation = nsIBrowserDOMWindow::OPEN_NEWWINDOW;
|
|
mozilla::ipc::IPCResult ipcResult = CommonCreateWindow(
|
|
aThisTab, parent, newBCOpenerId != 0, aChromeFlags, aCalledFromJS,
|
|
aWidthSpecified, aForPrinting, aForPrintPreview, aURIToLoad, aFeatures,
|
|
aFullZoom, newTab, VoidString(), rv, newRemoteTab, &cwi.windowOpened(),
|
|
openLocation, aTriggeringPrincipal, aReferrerInfo, /* aLoadUri = */ false,
|
|
aCsp, aOriginAttributes);
|
|
if (!ipcResult) {
|
|
return ipcResult;
|
|
}
|
|
|
|
if (NS_WARN_IF(NS_FAILED(rv)) || !newRemoteTab) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
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 MaybeDiscarded<BrowsingContext>& aParent,
|
|
const uint32_t& aChromeFlags, const bool& aCalledFromJS,
|
|
const bool& aWidthSpecified, nsIURI* aURIToLoad, const nsCString& aFeatures,
|
|
const float& aFullZoom, const nsString& aName,
|
|
nsIPrincipal* aTriggeringPrincipal, nsIContentSecurityPolicy* aCsp,
|
|
nsIReferrerInfo* aReferrerInfo, const OriginAttributes& aOriginAttributes) {
|
|
MOZ_DIAGNOSTIC_ASSERT(!nsContentUtils::IsSpecialName(aName));
|
|
|
|
// Don't continue to try to create a new window if we've been fully discarded.
|
|
RefPtr<BrowsingContext> parent = aParent.GetMaybeDiscarded();
|
|
if (NS_WARN_IF(!parent)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIRemoteTab> newRemoteTab;
|
|
bool windowIsNew;
|
|
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 (aURIToLoad && aURIToLoad->SchemeIs("file") &&
|
|
GetRemoteType() != FILE_REMOTE_TYPE &&
|
|
Preferences::GetBool("browser.tabs.remote.enforceRemoteTypeRestrictions",
|
|
false)) {
|
|
#ifdef MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
# ifdef DEBUG
|
|
nsAutoCString uriToLoadStr;
|
|
nsAutoCString triggeringUriStr;
|
|
aURIToLoad->GetAsciiSpec(uriToLoadStr);
|
|
aTriggeringPrincipal->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, parent, /* aSetOpener = */ false, aChromeFlags, aCalledFromJS,
|
|
aWidthSpecified, /* aForPrinting = */ false,
|
|
/* aForPrintPreview = */ false, aURIToLoad, aFeatures, aFullZoom,
|
|
/* aNextRemoteBrowser = */ nullptr, aName, rv, newRemoteTab, &windowIsNew,
|
|
openLocation, aTriggeringPrincipal, aReferrerInfo,
|
|
/* aLoadUri = */ true, aCsp, aOriginAttributes);
|
|
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) {
|
|
profiler_received_exit_profile(aProfile);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetGraphicsDeviceInitData(
|
|
ContentDeviceData* aOut) {
|
|
gfxPlatform::GetPlatform()->BuildContentDeviceData(aOut);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetOutputColorProfileData(
|
|
nsTArray<uint8_t>* aOutputColorProfileData) {
|
|
(*aOutputColorProfileData) =
|
|
gfxPlatform::GetPlatform()->GetPlatformCMSOutputProfileData();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetFontListShmBlock(
|
|
const uint32_t& aGeneration, const uint32_t& aIndex,
|
|
base::SharedMemoryHandle* aOut) {
|
|
auto* fontList = gfxPlatformFontList::PlatformFontList();
|
|
MOZ_RELEASE_ASSERT(fontList, "gfxPlatformFontList not initialized?");
|
|
fontList->ShareFontListShmBlockToProcess(aGeneration, aIndex, Pid(), aOut);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInitializeFamily(
|
|
const uint32_t& aGeneration, const uint32_t& aFamilyIndex,
|
|
const bool& aLoadCmaps) {
|
|
auto* fontList = gfxPlatformFontList::PlatformFontList();
|
|
MOZ_RELEASE_ASSERT(fontList, "gfxPlatformFontList not initialized?");
|
|
fontList->InitializeFamily(aGeneration, aFamilyIndex, aLoadCmaps);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetCharacterMap(
|
|
const uint32_t& aGeneration, const mozilla::fontlist::Pointer& aFacePtr,
|
|
const gfxSparseBitSet& aMap) {
|
|
auto* fontList = gfxPlatformFontList::PlatformFontList();
|
|
MOZ_RELEASE_ASSERT(fontList, "gfxPlatformFontList not initialized?");
|
|
fontList->SetCharacterMap(aGeneration, aFacePtr, aMap);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInitOtherFamilyNames(
|
|
const uint32_t& aGeneration, const bool& aDefer, bool* aLoaded) {
|
|
auto* fontList = gfxPlatformFontList::PlatformFontList();
|
|
MOZ_RELEASE_ASSERT(fontList, "gfxPlatformFontList not initialized?");
|
|
*aLoaded = fontList->InitOtherFamilyNames(aGeneration, aDefer);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetupFamilyCharMap(
|
|
const uint32_t& aGeneration, const mozilla::fontlist::Pointer& aFamilyPtr) {
|
|
auto* fontList = gfxPlatformFontList::PlatformFontList();
|
|
MOZ_RELEASE_ASSERT(fontList, "gfxPlatformFontList not initialized?");
|
|
fontList->SetupFamilyCharMap(aGeneration, aFamilyPtr);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvStartCmapLoading(
|
|
const uint32_t& aGeneration, const uint32_t& aStartIndex) {
|
|
auto* fontList = gfxPlatformFontList::PlatformFontList();
|
|
MOZ_RELEASE_ASSERT(fontList, "gfxPlatformFontList not initialized?");
|
|
fontList->StartCmapLoading(aGeneration, aStartIndex);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetHyphDict(
|
|
nsIURI* aURI, base::SharedMemoryHandle* aOutHandle, uint32_t* aOutSize) {
|
|
if (!aURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsHyphenationManager::Instance()->ShareHyphDictToProcess(
|
|
aURI, Pid(), aOutHandle, aOutSize);
|
|
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::GLContext:
|
|
guard = MakeUnique<gfx::GLContextCrashGuard>(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) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
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) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
PushMessageDispatcher dispatcher(aScope, aPrincipal, aMessageId,
|
|
Some(std::move(aData)));
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvNotifyPushSubscriptionChangeObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
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) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
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) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
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,
|
|
const Maybe<nsID>& aAgentClusterId, ContentParent* aIgnoreThisCP) {
|
|
uint64_t originHash = ComputeLoadedOriginHash(aPrincipal);
|
|
|
|
bool toBeSent =
|
|
BlobURLProtocolHandler::IsBlobURLBroadcastPrincipal(aPrincipal);
|
|
|
|
nsCString uri(aURI);
|
|
IPC::Principal principal(aPrincipal);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
if (cp != aIgnoreThisCP) {
|
|
if (!toBeSent && !cp->mLoadedOriginHashes.Contains(originHash)) {
|
|
continue;
|
|
}
|
|
|
|
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,
|
|
aAgentClusterId);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
void ContentParent::BroadcastBlobURLUnregistration(
|
|
const nsACString& aURI, nsIPrincipal* aPrincipal,
|
|
ContentParent* aIgnoreThisCP) {
|
|
uint64_t originHash = ComputeLoadedOriginHash(aPrincipal);
|
|
|
|
bool toBeSent =
|
|
BlobURLProtocolHandler::IsBlobURLBroadcastPrincipal(aPrincipal);
|
|
|
|
nsCString uri(aURI);
|
|
|
|
for (auto* cp : AllProcesses(eLive)) {
|
|
if (cp != aIgnoreThisCP &&
|
|
(toBeSent || cp->mLoadedOriginHashes.Contains(originHash))) {
|
|
Unused << cp->SendBlobURLUnregistration(uri);
|
|
}
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvStoreAndBroadcastBlobURLRegistration(
|
|
const nsCString& aURI, const IPCBlob& aBlob, const Principal& aPrincipal,
|
|
const Maybe<nsID>& aAgentClusterId) {
|
|
if (!ValidatePrincipal(aPrincipal, {ValidatePrincipalOptions::AllowSystem})) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
RefPtr<BlobImpl> blobImpl = IPCBlobUtils::Deserialize(aBlob);
|
|
if (NS_WARN_IF(!blobImpl)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
BlobURLProtocolHandler::AddDataEntry(aURI, aPrincipal, aAgentClusterId,
|
|
blobImpl);
|
|
BroadcastBlobURLRegistration(aURI, blobImpl, aPrincipal, aAgentClusterId,
|
|
this);
|
|
|
|
// We want to store this blobURL, so we can unregister it if the child
|
|
// crashes.
|
|
mBlobURLs.AppendElement(aURI);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvUnstoreAndBroadcastBlobURLUnregistration(
|
|
const nsCString& aURI, const Principal& aPrincipal) {
|
|
if (!ValidatePrincipal(aPrincipal, {ValidatePrincipalOptions::AllowSystem})) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
BlobURLProtocolHandler::RemoveDataEntry(aURI, false /* Don't broadcast */);
|
|
BroadcastBlobURLUnregistration(aURI, aPrincipal, this);
|
|
mBlobURLs.RemoveElement(aURI);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetA11yContentId(
|
|
uint32_t* aContentId) {
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
*aContentId = a11y::MsaaAccessible::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());
|
|
|
|
#ifdef ACCESSIBILITY
|
|
// 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;
|
|
}
|
|
#endif
|
|
|
|
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.InsertOrUpdate(aUUID, std::move(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, const layers::LayersObserverEpoch& aEpoch) {
|
|
if (!mHangMonitorActor) {
|
|
return;
|
|
}
|
|
ProcessHangMonitor::PaintWhileInterruptingJS(mHangMonitorActor,
|
|
aBrowserParent, 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, bool* aShouldWaitForPermissionCookieUpdate) {
|
|
MOZ_ASSERT(aChannel);
|
|
|
|
if (aShouldWaitForPermissionCookieUpdate) {
|
|
*aShouldWaitForPermissionCookieUpdate = false;
|
|
}
|
|
|
|
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);
|
|
|
|
// Let the caller know we're going to send main thread IPC for updating
|
|
// permisssions/cookies.
|
|
if (aShouldWaitForPermissionCookieUpdate) {
|
|
*aShouldWaitForPermissionCookieUpdate = true;
|
|
}
|
|
|
|
TransmitBlobURLsForPrincipal(principal);
|
|
|
|
rv = TransmitPermissionsForPrincipal(principal);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsLoadFlags newLoadFlags;
|
|
aChannel->GetLoadFlags(&newLoadFlags);
|
|
if (newLoadFlags & nsIRequest::LOAD_DOCUMENT_NEEDS_COOKIE) {
|
|
UpdateCookieStatus(aChannel);
|
|
}
|
|
|
|
RefPtr<nsILoadInfo> loadInfo = aChannel->LoadInfo();
|
|
RefPtr<BrowsingContext> browsingContext;
|
|
rv = loadInfo->GetTargetBrowsingContext(getter_AddRefs(browsingContext));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
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);
|
|
|
|
RefPtr<Promise> 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<std::pair<nsCString, nsCString>> pairs =
|
|
PermissionManager::GetAllKeysForPrincipal(aPrincipal);
|
|
MOZ_ASSERT(pairs.Length() >= 1);
|
|
for (auto& pair : pairs) {
|
|
EnsurePermissionsByKey(pair.first, pair.second);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void ContentParent::TransmitBlobURLsForPrincipal(nsIPrincipal* aPrincipal) {
|
|
// If we're already broadcasting BlobURLs with this principal, we don't need
|
|
// to send them here.
|
|
if (BlobURLProtocolHandler::IsBlobURLBroadcastPrincipal(aPrincipal)) {
|
|
return;
|
|
}
|
|
|
|
// We shouldn't have any Blob URLs with expanded principals, so transmit URLs
|
|
// for each principal in the AllowList instead.
|
|
if (nsCOMPtr<nsIExpandedPrincipal> ep = do_QueryInterface(aPrincipal)) {
|
|
for (const auto& prin : ep->AllowList()) {
|
|
TransmitBlobURLsForPrincipal(prin);
|
|
}
|
|
return;
|
|
}
|
|
|
|
uint64_t originHash = ComputeLoadedOriginHash(aPrincipal);
|
|
|
|
if (!mLoadedOriginHashes.Contains(originHash)) {
|
|
mLoadedOriginHashes.AppendElement(originHash);
|
|
|
|
nsTArray<BlobURLRegistrationData> registrations;
|
|
BlobURLProtocolHandler::ForEachBlobURL(
|
|
[&](BlobImpl* aBlobImpl, nsIPrincipal* aBlobPrincipal,
|
|
const Maybe<nsID>& aAgentClusterId, const nsACString& aURI,
|
|
bool aRevoked) {
|
|
// This check uses `ComputeLoadedOriginHash` to compare, rather than
|
|
// doing the more accurate `Equals` check, as it needs to match the
|
|
// behaviour of the logic to broadcast new registrations.
|
|
if (originHash != ComputeLoadedOriginHash(aBlobPrincipal)) {
|
|
return true;
|
|
}
|
|
|
|
IPCBlob ipcBlob;
|
|
nsresult rv = IPCBlobUtils::Serialize(aBlobImpl, this, ipcBlob);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return false;
|
|
}
|
|
|
|
registrations.AppendElement(
|
|
BlobURLRegistrationData(nsCString(aURI), ipcBlob, aBlobPrincipal,
|
|
aAgentClusterId, aRevoked));
|
|
|
|
rv = TransmitPermissionsForPrincipal(aBlobPrincipal);
|
|
Unused << NS_WARN_IF(NS_FAILED(rv));
|
|
return true;
|
|
});
|
|
|
|
if (!registrations.IsEmpty()) {
|
|
Unused << SendInitBlobURLs(registrations);
|
|
}
|
|
}
|
|
}
|
|
|
|
void ContentParent::TransmitBlobDataIfBlobURL(nsIURI* aURI) {
|
|
MOZ_ASSERT(aURI);
|
|
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
if (BlobURLProtocolHandler::GetBlobURLPrincipal(aURI,
|
|
getter_AddRefs(principal))) {
|
|
TransmitBlobURLsForPrincipal(principal);
|
|
}
|
|
}
|
|
|
|
void ContentParent::EnsurePermissionsByKey(const nsCString& aKey,
|
|
const nsCString& aOrigin) {
|
|
// 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.
|
|
RefPtr<PermissionManager> permManager = PermissionManager::GetInstance();
|
|
if (!permManager) {
|
|
return;
|
|
}
|
|
|
|
if (!mActivePermissionKeys.EnsureInserted(aKey)) {
|
|
return;
|
|
}
|
|
|
|
nsTArray<IPC::Permission> perms;
|
|
if (permManager->GetPermissionsFromOriginOrKey(aOrigin, aKey, perms)) {
|
|
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();
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////
|
|
// 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();
|
|
}
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
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(
|
|
nsIURI* 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, nsIURI* aURI,
|
|
nsTArray<IPCURLClassifierFeature>&& aFeatures) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
nsTArray<IPCURLClassifierFeature> features = std::move(aFeatures);
|
|
|
|
if (!aURI) {
|
|
NS_WARNING("aURI should not be null");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
auto* actor = static_cast<URLClassifierLocalParent*>(aActor);
|
|
return actor->StartClassify(aURI, 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(
|
|
nsIURI* aURI) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
RefPtr<LoginReputationParent> actor = new LoginReputationParent();
|
|
return actor.forget().take();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvPLoginReputationConstructor(
|
|
PLoginReputationParent* aActor, nsIURI* aURI) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aActor);
|
|
|
|
if (!aURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
auto* actor = static_cast<LoginReputationParent*>(aActor);
|
|
return actor->QueryReputation(aURI);
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
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), PersistedToDisk::No);
|
|
obs->NotifyObservers(hangDetails, "bhr-thread-hang", nullptr);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAddCertException(
|
|
const nsACString& aSerializedCert, uint32_t aFlags,
|
|
const nsACString& aHostName, int32_t aPort,
|
|
const OriginAttributes& aOriginAttributes, bool aIsTemporary,
|
|
AddCertExceptionResolver&& aResolver) {
|
|
nsCOMPtr<nsISupports> certObj;
|
|
nsresult rv = NS_DeserializeObject(aSerializedCert, getter_AddRefs(certObj));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIX509Cert> cert = do_QueryInterface(certObj);
|
|
if (!cert) {
|
|
rv = NS_ERROR_INVALID_ARG;
|
|
} else {
|
|
nsCOMPtr<nsICertOverrideService> overrideService =
|
|
do_GetService(NS_CERTOVERRIDE_CONTRACTID);
|
|
if (!overrideService) {
|
|
rv = NS_ERROR_FAILURE;
|
|
} else {
|
|
rv = overrideService->RememberValidityOverride(
|
|
aHostName, aPort, aOriginAttributes, cert, aFlags, aIsTemporary);
|
|
}
|
|
}
|
|
}
|
|
aResolver(rv);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvAutomaticStorageAccessPermissionCanBeGranted(
|
|
const Principal& aPrincipal,
|
|
AutomaticStorageAccessPermissionCanBeGrantedResolver&& aResolver) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
aResolver(Document::AutomaticStorageAccessPermissionCanBeGranted(aPrincipal));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvStorageAccessPermissionGrantedForOrigin(
|
|
uint64_t aTopLevelWindowId,
|
|
const MaybeDiscarded<BrowsingContext>& aParentContext,
|
|
const Principal& aTrackingPrincipal, const nsCString& aTrackingOrigin,
|
|
const int& aAllowMode,
|
|
const Maybe<ContentBlockingNotifier::StorageAccessPermissionGrantedReason>&
|
|
aReason,
|
|
StorageAccessPermissionGrantedForOriginResolver&& aResolver) {
|
|
if (aParentContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
// We only report here if we cannot report the console directly in the content
|
|
// process. In that case, the `aReason` would be given a value. Otherwise, it
|
|
// will be nothing.
|
|
if (aReason) {
|
|
ContentBlockingNotifier::ReportUnblockingToConsole(
|
|
aParentContext.get_canonical(), NS_ConvertUTF8toUTF16(aTrackingOrigin),
|
|
aReason.value());
|
|
}
|
|
|
|
ContentBlocking::SaveAccessForOriginOnParentProcess(
|
|
aTopLevelWindowId, aParentContext.get_canonical(), aTrackingPrincipal,
|
|
aTrackingOrigin, aAllowMode)
|
|
->Then(
|
|
GetCurrentSerialEventTarget(), __func__,
|
|
[aResolver = std::move(aResolver)](
|
|
ContentBlocking::ParentAccessGrantPromise::ResolveOrRejectValue&&
|
|
aValue) {
|
|
bool success =
|
|
aValue.IsResolve() && NS_SUCCEEDED(aValue.ResolveValue());
|
|
aResolver(success);
|
|
});
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCompleteAllowAccessFor(
|
|
const MaybeDiscarded<BrowsingContext>& aParentContext,
|
|
uint64_t aTopLevelWindowId, const Principal& aTrackingPrincipal,
|
|
const nsCString& aTrackingOrigin, uint32_t aCookieBehavior,
|
|
const ContentBlockingNotifier::StorageAccessPermissionGrantedReason&
|
|
aReason,
|
|
CompleteAllowAccessForResolver&& aResolver) {
|
|
if (aParentContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
ContentBlocking::CompleteAllowAccessFor(
|
|
aParentContext.get_canonical(), aTopLevelWindowId, aTrackingPrincipal,
|
|
aTrackingOrigin, aCookieBehavior, aReason, nullptr)
|
|
->Then(GetCurrentSerialEventTarget(), __func__,
|
|
[aResolver = std::move(aResolver)](
|
|
ContentBlocking::StorageAccessPermissionGrantPromise::
|
|
ResolveOrRejectValue&& aValue) {
|
|
Maybe<StorageAccessPromptChoices> choice;
|
|
if (aValue.IsResolve()) {
|
|
choice.emplace(static_cast<StorageAccessPromptChoices>(
|
|
aValue.ResolveValue()));
|
|
}
|
|
aResolver(choice);
|
|
});
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvStoreUserInteractionAsPermission(
|
|
const Principal& aPrincipal) {
|
|
if (!ValidatePrincipal(aPrincipal)) {
|
|
LogAndAssertFailedPrincipalValidationInfo(aPrincipal, __func__);
|
|
}
|
|
ContentBlockingUserInteraction::Observe(aPrincipal);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyMediaPlaybackChanged(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
MediaPlaybackState aState) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
if (RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController()) {
|
|
updater->NotifyMediaPlaybackChanged(aContext.ContextId(), aState);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyMediaAudibleChanged(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, MediaAudibleState aState) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
if (RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController()) {
|
|
updater->NotifyMediaAudibleChanged(aContext.ContextId(), aState);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyPictureInPictureModeChanged(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aEnabled) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
if (RefPtr<MediaController> controller =
|
|
aContext.get_canonical()->GetMediaController()) {
|
|
controller->SetIsInPictureInPictureMode(aContext.ContextId(), aEnabled);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAbortOtherOrientationPendingPromises(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
context->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendAbortOrientationPendingPromises(context);
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyMediaSessionUpdated(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aIsCreated) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController();
|
|
if (!updater) {
|
|
return IPC_OK();
|
|
}
|
|
if (aIsCreated) {
|
|
updater->NotifySessionCreated(aContext->Id());
|
|
} else {
|
|
updater->NotifySessionDestroyed(aContext->Id());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyUpdateMediaMetadata(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const Maybe<MediaMetadataBase>& aMetadata) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
if (RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController()) {
|
|
updater->UpdateMetadata(aContext.ContextId(), aMetadata);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvNotifyMediaSessionPlaybackStateChanged(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
MediaSessionPlaybackState aPlaybackState) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
if (RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController()) {
|
|
updater->SetDeclaredPlaybackState(aContext.ContextId(), aPlaybackState);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvNotifyMediaSessionSupportedActionChanged(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, MediaSessionAction aAction,
|
|
bool aEnabled) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController();
|
|
if (!updater) {
|
|
return IPC_OK();
|
|
}
|
|
if (aEnabled) {
|
|
updater->EnableAction(aContext.ContextId(), aAction);
|
|
} else {
|
|
updater->DisableAction(aContext.ContextId(), aAction);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyMediaFullScreenState(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aIsInFullScreen) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
if (RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController()) {
|
|
updater->NotifyMediaFullScreenState(aContext.ContextId(), aIsInFullScreen);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyPositionStateChanged(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const PositionState& aState) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
if (RefPtr<IMediaInfoUpdater> updater =
|
|
aContext.get_canonical()->GetMediaController()) {
|
|
updater->UpdatePositionState(aContext.ContextId(), aState);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvGetModulesTrust(
|
|
ModulePaths&& aModPaths, bool aRunAtNormalPriority,
|
|
GetModulesTrustResolver&& aResolver) {
|
|
#if defined(XP_WIN)
|
|
RefPtr<DllServices> dllSvc(DllServices::Get());
|
|
dllSvc->GetModulesTrust(std::move(aModPaths), aRunAtNormalPriority)
|
|
->Then(
|
|
GetMainThreadSerialEventTarget(), __func__,
|
|
[aResolver](ModulesMapResult&& aResult) {
|
|
aResolver(Some(ModulesMapResult(std::move(aResult))));
|
|
},
|
|
[aResolver](nsresult aRv) { aResolver(Nothing()); });
|
|
return IPC_OK();
|
|
#else
|
|
return IPC_FAIL(this, "Unsupported on this platform");
|
|
#endif // defined(XP_WIN)
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCreateBrowsingContext(
|
|
uint64_t aGroupId, BrowsingContext::IPCInitializer&& aInit) {
|
|
RefPtr<WindowGlobalParent> parent;
|
|
if (aInit.mParentId != 0) {
|
|
parent = WindowGlobalParent::GetByInnerWindowId(aInit.mParentId);
|
|
if (!parent) {
|
|
return IPC_FAIL(this, "Parent doesn't exist in parent process");
|
|
}
|
|
}
|
|
|
|
if (parent && parent->GetContentParent() != this) {
|
|
// We're trying attach a child BrowsingContext to a parent
|
|
// WindowContext in another process. This is illegal since the
|
|
// only thing that could create that child BrowsingContext is the parent
|
|
// window's process.
|
|
return IPC_FAIL(this,
|
|
"Must create BrowsingContext from the parent's process");
|
|
}
|
|
|
|
RefPtr<BrowsingContext> opener;
|
|
if (aInit.GetOpenerId() != 0) {
|
|
opener = BrowsingContext::Get(aInit.GetOpenerId());
|
|
if (!opener) {
|
|
return IPC_FAIL(this, "Opener doesn't exist in parent process");
|
|
}
|
|
}
|
|
|
|
RefPtr<BrowsingContext> child = BrowsingContext::Get(aInit.mId);
|
|
if (child) {
|
|
// This is highly suspicious. BrowsingContexts should only be created once,
|
|
// so finding one indicates that someone is doing something they shouldn't.
|
|
return IPC_FAIL(this, "A BrowsingContext with this ID already exists");
|
|
}
|
|
|
|
// Ensure that the passed-in BrowsingContextGroup is valid.
|
|
RefPtr<BrowsingContextGroup> group =
|
|
BrowsingContextGroup::GetOrCreate(aGroupId);
|
|
if (parent && parent->Group() != group) {
|
|
if (parent->Group()->Id() != aGroupId) {
|
|
return IPC_FAIL(this, "Parent has different group ID");
|
|
} else {
|
|
return IPC_FAIL(this, "Parent has different group object");
|
|
}
|
|
}
|
|
if (opener && opener->Group() != group) {
|
|
if (opener->Group()->Id() != aGroupId) {
|
|
return IPC_FAIL(this, "Opener has different group ID");
|
|
} else {
|
|
return IPC_FAIL(this, "Opener has different group object");
|
|
}
|
|
}
|
|
if (!parent && !opener && !group->Toplevels().IsEmpty()) {
|
|
return IPC_FAIL(this, "Unrelated context from child in stale group");
|
|
}
|
|
|
|
BrowsingContext::CreateFromIPC(std::move(aInit), group, this);
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentParent::CheckBrowsingContextEmbedder(CanonicalBrowsingContext* aBC,
|
|
const char* aOperation) const {
|
|
if (!aBC->IsEmbeddedInProcess(ChildID())) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Warning,
|
|
("ParentIPC: Trying to %s out of process context 0x%08" PRIx64,
|
|
aOperation, aBC->Id()));
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvDiscardBrowsingContext(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
DiscardBrowsingContextResolver&& aResolve) {
|
|
if (!aContext.IsNullOrDiscarded()) {
|
|
RefPtr<CanonicalBrowsingContext> context = aContext.get_canonical();
|
|
if (!CheckBrowsingContextEmbedder(context, "discard")) {
|
|
return IPC_FAIL(this, "Illegal Discard attempt");
|
|
}
|
|
|
|
context->Detach(/* aFromIPC */ true);
|
|
}
|
|
|
|
// Resolve the promise, as we've received and handled the message. This will
|
|
// allow the content process to fully-discard references to this BC.
|
|
aResolve(true);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::RegisterRemoteWorkerActor() {
|
|
auto lock = mRemoteWorkerActorData.Lock();
|
|
++lock->mCount;
|
|
}
|
|
|
|
void ContentParent::UnregisterRemoveWorkerActor() {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
{
|
|
auto lock = mRemoteWorkerActorData.Lock();
|
|
if (--lock->mCount) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
MOZ_LOG(ContentParent::GetLog(), LogLevel::Verbose,
|
|
("UnregisterRemoveWorkerActor %p", this));
|
|
MaybeBeginShutDown();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowClose(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aTrustedCaller) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
// 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(context->OwnerProcessId()));
|
|
Unused << cp->SendWindowClose(context, aTrustedCaller);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowFocus(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType,
|
|
uint64_t aActionId) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(("ContentParent::RecvWindowFocus actionid: %" PRIu64, aActionId));
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp =
|
|
cpm->GetContentProcessById(ContentParentId(context->OwnerProcessId()));
|
|
Unused << cp->SendWindowFocus(context, aCallerType, aActionId);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowBlur(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp =
|
|
cpm->GetContentProcessById(ContentParentId(context->OwnerProcessId()));
|
|
Unused << cp->SendWindowBlur(context, aCallerType);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRaiseWindow(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType,
|
|
uint64_t aActionId) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(("ContentParent::RecvRaiseWindow actionid: %" PRIu64, aActionId));
|
|
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp =
|
|
cpm->GetContentProcessById(ContentParentId(context->OwnerProcessId()));
|
|
Unused << cp->SendRaiseWindow(context, aCallerType, aActionId);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvAdjustWindowFocus(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aIsVisible,
|
|
uint64_t aActionId) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(
|
|
("ContentParent::RecvAdjustWindowFocus isVisible %d actionid: %" PRIu64,
|
|
aIsVisible, aActionId));
|
|
|
|
nsTHashMap<nsPtrHashKey<ContentParent>, bool> processes(2);
|
|
processes.InsertOrUpdate(this, true);
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
while (context) {
|
|
BrowsingContext* parent = context->GetParent();
|
|
if (!parent) {
|
|
break;
|
|
}
|
|
|
|
CanonicalBrowsingContext* canonicalParent = parent->Canonical();
|
|
ContentParent* cp = cpm->GetContentProcessById(
|
|
ContentParentId(canonicalParent->OwnerProcessId()));
|
|
if (!processes.Get(cp)) {
|
|
Unused << cp->SendAdjustWindowFocus(context, aIsVisible, aActionId);
|
|
processes.InsertOrUpdate(cp, true);
|
|
}
|
|
context = canonicalParent;
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvClearFocus(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
ContentParent* cp =
|
|
cpm->GetContentProcessById(ContentParentId(context->OwnerProcessId()));
|
|
Unused << cp->SendClearFocus(context);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetFocusedBrowsingContext(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, uint64_t aActionId) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(("ContentParent::RecvSetFocusedBrowsingContext actionid: %" PRIu64,
|
|
aActionId));
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (!fm) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!fm->SetFocusedBrowsingContextInChrome(context, aActionId)) {
|
|
LOGFOCUS((
|
|
"Ignoring out-of-sequence attempt [%p] to set focused browsing context "
|
|
"in parent.",
|
|
context));
|
|
Unused << SendReviseFocusedBrowsingContext(
|
|
aActionId, fm->GetFocusedBrowsingContextInChrome(),
|
|
fm->GetActionIdForFocusedBrowsingContextInChrome());
|
|
return IPC_OK();
|
|
}
|
|
|
|
BrowserParent::UpdateFocusFromBrowsingContext();
|
|
|
|
context->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendSetFocusedBrowsingContext(context, aActionId);
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetActiveBrowsingContext(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, uint64_t aActionId) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(("ContentParent::RecvSetActiveBrowsingContext actionid: %" PRIu64,
|
|
aActionId));
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (!fm) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!fm->SetActiveBrowsingContextInChrome(context, aActionId)) {
|
|
LOGFOCUS(
|
|
("Ignoring out-of-sequence attempt [%p] to set active browsing context "
|
|
"in parent.",
|
|
context));
|
|
Unused << SendReviseActiveBrowsingContext(
|
|
aActionId, fm->GetActiveBrowsingContextInChrome(),
|
|
fm->GetActionIdForActiveBrowsingContextInChrome());
|
|
return IPC_OK();
|
|
}
|
|
|
|
context->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendSetActiveBrowsingContext(context, aActionId);
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvUnsetActiveBrowsingContext(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, uint64_t aActionId) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(("ContentParent::RecvUnsetActiveBrowsingContext actionid: %" PRIu64,
|
|
aActionId));
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (!fm) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (!fm->SetActiveBrowsingContextInChrome(nullptr, aActionId)) {
|
|
LOGFOCUS(
|
|
("Ignoring out-of-sequence attempt to unset active browsing context in "
|
|
"parent [%p].",
|
|
context));
|
|
Unused << SendReviseActiveBrowsingContext(
|
|
aActionId, fm->GetActiveBrowsingContextInChrome(),
|
|
fm->GetActionIdForActiveBrowsingContextInChrome());
|
|
return IPC_OK();
|
|
}
|
|
|
|
context->Group()->EachOtherParent(this, [&](ContentParent* aParent) {
|
|
Unused << aParent->SendUnsetActiveBrowsingContext(context, aActionId);
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetFocusedElement(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aNeedsFocus) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(("ContentParent::RecvSetFocusedElement"));
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
|
|
ContentParent* cp =
|
|
cpm->GetContentProcessById(ContentParentId(context->OwnerProcessId()));
|
|
Unused << cp->SendSetFocusedElement(context, aNeedsFocus);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvFinalizeFocusOuter(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aCanFocus,
|
|
CallerType aCallerType) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
LOGFOCUS(("ContentParent::RecvFinalizeFocusOuter"));
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
|
|
ContentParent* cp =
|
|
cpm->GetContentProcessById(ContentParentId(context->EmbedderProcessId()));
|
|
if (cp) {
|
|
Unused << cp->SendFinalizeFocusOuter(context, aCanFocus, aCallerType);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvInsertNewFocusActionId(
|
|
uint64_t aActionId) {
|
|
LOGFOCUS(("ContentParent::RecvInsertNewFocusActionId actionid: %" PRIu64,
|
|
aActionId));
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->InsertNewFocusActionId(aActionId);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvBlurToParent(
|
|
const MaybeDiscarded<BrowsingContext>& aFocusedBrowsingContext,
|
|
const MaybeDiscarded<BrowsingContext>& aBrowsingContextToClear,
|
|
const MaybeDiscarded<BrowsingContext>& aAncestorBrowsingContextToFocus,
|
|
bool aIsLeavingDocument, bool aAdjustWidget,
|
|
bool aBrowsingContextToClearHandled,
|
|
bool aAncestorBrowsingContextToFocusHandled, uint64_t aActionId) {
|
|
if (aFocusedBrowsingContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
LOGFOCUS(
|
|
("ContentParent::RecvBlurToParent isLeavingDocument %d adjustWidget %d "
|
|
"browsingContextToClearHandled %d ancestorBrowsingContextToFocusHandled "
|
|
"%d actionid: %" PRIu64,
|
|
aIsLeavingDocument, aAdjustWidget, aBrowsingContextToClearHandled,
|
|
aAncestorBrowsingContextToFocusHandled, aActionId));
|
|
|
|
CanonicalBrowsingContext* focusedBrowsingContext =
|
|
aFocusedBrowsingContext.get_canonical();
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
|
|
// If aBrowsingContextToClear and aAncestorBrowsingContextToFocusHandled
|
|
// didn't get handled in the process that sent this IPC message and they
|
|
// aren't in the same process as aFocusedBrowsingContext, we need to split
|
|
// off their handling here and use SendSetFocusedElement to send them
|
|
// elsewhere than the blurring itself.
|
|
|
|
bool ancestorDifferent =
|
|
(!aAncestorBrowsingContextToFocusHandled &&
|
|
!aAncestorBrowsingContextToFocus.IsNullOrDiscarded() &&
|
|
(focusedBrowsingContext->OwnerProcessId() !=
|
|
aAncestorBrowsingContextToFocus.get_canonical()->OwnerProcessId()));
|
|
if (!aBrowsingContextToClearHandled &&
|
|
!aBrowsingContextToClear.IsNullOrDiscarded() &&
|
|
(focusedBrowsingContext->OwnerProcessId() !=
|
|
aBrowsingContextToClear.get_canonical()->OwnerProcessId())) {
|
|
MOZ_RELEASE_ASSERT(!ancestorDifferent,
|
|
"This combination is not supposed to happen.");
|
|
ContentParent* cp = cpm->GetContentProcessById(ContentParentId(
|
|
aBrowsingContextToClear.get_canonical()->OwnerProcessId()));
|
|
Unused << cp->SendSetFocusedElement(aBrowsingContextToClear, false);
|
|
} else if (ancestorDifferent) {
|
|
ContentParent* cp = cpm->GetContentProcessById(ContentParentId(
|
|
aAncestorBrowsingContextToFocus.get_canonical()->OwnerProcessId()));
|
|
Unused << cp->SendSetFocusedElement(aAncestorBrowsingContextToFocus, true);
|
|
}
|
|
|
|
ContentParent* cp = cpm->GetContentProcessById(
|
|
ContentParentId(focusedBrowsingContext->OwnerProcessId()));
|
|
Unused << cp->SendBlurToChild(aFocusedBrowsingContext,
|
|
aBrowsingContextToClear,
|
|
aAncestorBrowsingContextToFocus,
|
|
aIsLeavingDocument, aAdjustWidget, aActionId);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvMaybeExitFullscreen(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
ContentProcessManager* cpm = ContentProcessManager::GetSingleton();
|
|
|
|
ContentParent* cp =
|
|
cpm->GetContentProcessById(ContentParentId(context->OwnerProcessId()));
|
|
Unused << cp->SendMaybeExitFullscreen(context);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvWindowPostMessage(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const ClonedOrErrorMessageData& aMessage, const PostMessageData& aData) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
CanonicalBrowsingContext* context = aContext.get_canonical();
|
|
|
|
if (aData.source().IsDiscarded()) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send a message from dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<ContentParent> cp = context->GetContentParent();
|
|
if (!cp) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ParentIPC: Trying to send PostMessage to dead content process"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
ClonedOrErrorMessageData message;
|
|
StructuredCloneData messageFromChild;
|
|
if (aMessage.type() == ClonedOrErrorMessageData::TClonedMessageData) {
|
|
UnpackClonedMessageDataForParent(aMessage, messageFromChild);
|
|
|
|
ClonedMessageData clonedMessageData;
|
|
if (BuildClonedMessageDataForParent(cp, messageFromChild,
|
|
clonedMessageData)) {
|
|
message = std::move(clonedMessageData);
|
|
} else {
|
|
// FIXME Logging?
|
|
message = ErrorMessageData();
|
|
}
|
|
} else {
|
|
MOZ_ASSERT(aMessage.type() == ClonedOrErrorMessageData::TErrorMessageData);
|
|
message = ErrorMessageData();
|
|
}
|
|
|
|
Unused << cp->SendWindowPostMessage(context, message, aData);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentParent::AddBrowsingContextGroup(BrowsingContextGroup* aGroup) {
|
|
MOZ_DIAGNOSTIC_ASSERT(aGroup);
|
|
// Ensure that the group has been inserted, and if we're not launching
|
|
// anymore, also begin subscribing. Launching processes will be subscribed if
|
|
// they finish launching in `LaunchSubprocessResolve`.
|
|
if (mGroups.EnsureInserted(aGroup) && !IsLaunching()) {
|
|
aGroup->Subscribe(this);
|
|
}
|
|
}
|
|
|
|
void ContentParent::RemoveBrowsingContextGroup(BrowsingContextGroup* aGroup) {
|
|
MOZ_DIAGNOSTIC_ASSERT(aGroup);
|
|
// Remove the group from our list. This is called from the
|
|
// BrowisngContextGroup when unsubscribing, so we don't need to do it here.
|
|
if (mGroups.EnsureRemoved(aGroup) && CanSend()) {
|
|
// If we're removing the entry for the first time, tell the content process
|
|
// to clean up the group.
|
|
Unused << SendDestroyBrowsingContextGroup(aGroup->Id());
|
|
}
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCommitBrowsingContextTransaction(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
BrowsingContext::BaseTransaction&& aTransaction, uint64_t aEpoch) {
|
|
// Record the new BrowsingContextFieldEpoch associated with this transaction.
|
|
// This should be done unconditionally, so that we're always in-sync.
|
|
//
|
|
// The order the parent process receives transactions is considered the
|
|
// "canonical" ordering, so we don't need to worry about doing any
|
|
// epoch-related validation.
|
|
MOZ_ASSERT(aEpoch == mBrowsingContextFieldEpoch + 1,
|
|
"Child process skipped an epoch?");
|
|
mBrowsingContextFieldEpoch = aEpoch;
|
|
|
|
return aTransaction.CommitFromIPC(aContext, this);
|
|
}
|
|
|
|
PParentToChildStreamParent* ContentParent::SendPParentToChildStreamConstructor(
|
|
PParentToChildStreamParent* aActor) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
return PContentParent::SendPParentToChildStreamConstructor(aActor);
|
|
}
|
|
|
|
PFileDescriptorSetParent* ContentParent::SendPFileDescriptorSetConstructor(
|
|
const FileDescriptor& aFD) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
return PContentParent::SendPFileDescriptorSetConstructor(aFD);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvBlobURLDataRequest(
|
|
const nsCString& aBlobURL, nsIPrincipal* aTriggeringPrincipal,
|
|
nsIPrincipal* aLoadingPrincipal, const OriginAttributes& aOriginAttributes,
|
|
uint64_t aInnerWindowId, const Maybe<nsID>& aAgentClusterId,
|
|
BlobURLDataRequestResolver&& aResolver) {
|
|
RefPtr<BlobImpl> blobImpl;
|
|
|
|
// Since revoked blobs are also retrieved, it is possible that the blob no
|
|
// longer exists (due to the 5 second timeout) when execution reaches here
|
|
if (!BlobURLProtocolHandler::GetDataEntry(
|
|
aBlobURL, getter_AddRefs(blobImpl), aLoadingPrincipal,
|
|
aTriggeringPrincipal, aOriginAttributes, aInnerWindowId,
|
|
aAgentClusterId, true /* AlsoIfRevoked */)) {
|
|
aResolver(NS_ERROR_DOM_BAD_URI);
|
|
return IPC_OK();
|
|
}
|
|
|
|
IPCBlob ipcBlob;
|
|
nsresult rv = IPCBlobUtils::Serialize(blobImpl, this, ipcBlob);
|
|
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
aResolver(rv);
|
|
return IPC_OK();
|
|
}
|
|
|
|
aResolver(ipcBlob);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvReportServiceWorkerShutdownProgress(
|
|
uint32_t aShutdownStateId, ServiceWorkerShutdownState::Progress aProgress) {
|
|
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
|
|
MOZ_RELEASE_ASSERT(swm, "ServiceWorkers should shutdown before SWM.");
|
|
|
|
swm->ReportServiceWorkerShutdownProgress(aShutdownStateId, aProgress);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvNotifyOnHistoryReload(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const bool& aForceReload,
|
|
NotifyOnHistoryReloadResolver&& aResolver) {
|
|
bool canReload = false;
|
|
Maybe<RefPtr<nsDocShellLoadState>> loadState;
|
|
Maybe<bool> reloadActiveEntry;
|
|
if (!aContext.IsDiscarded()) {
|
|
aContext.get_canonical()->NotifyOnHistoryReload(
|
|
aForceReload, canReload, loadState, reloadActiveEntry);
|
|
}
|
|
aResolver(Tuple<const bool&, const Maybe<RefPtr<nsDocShellLoadState>>&,
|
|
const Maybe<bool>&>(canReload, loadState, reloadActiveEntry));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvHistoryCommit(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const uint64_t& aLoadID,
|
|
const nsID& aChangeID, const uint32_t& aLoadType, const bool& aPersist,
|
|
const bool& aCloneEntryChildren) {
|
|
if (!aContext.IsDiscarded()) {
|
|
aContext.get_canonical()->SessionHistoryCommit(
|
|
aLoadID, aChangeID, aLoadType, aPersist, aCloneEntryChildren);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvHistoryGo(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, int32_t aOffset,
|
|
uint64_t aHistoryEpoch, bool aRequireUserInteraction, bool aUserActivation,
|
|
HistoryGoResolver&& aResolveRequestedIndex) {
|
|
if (!aContext.IsDiscarded()) {
|
|
aContext.get_canonical()->HistoryGo(
|
|
aOffset, aHistoryEpoch, aRequireUserInteraction, aUserActivation,
|
|
Some(ChildID()), std::move(aResolveRequestedIndex));
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSynchronizeLayoutHistoryState(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
nsILayoutHistoryState* aState) {
|
|
if (aContext.IsNull()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
SessionHistoryEntry* entry =
|
|
aContext.GetMaybeDiscarded()->Canonical()->GetActiveSessionHistoryEntry();
|
|
if (entry) {
|
|
entry->SetLayoutHistoryState(aState);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSessionHistoryEntryTitle(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const nsString& aTitle) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
SessionHistoryEntry* entry =
|
|
aContext.get_canonical()->GetActiveSessionHistoryEntry();
|
|
if (entry) {
|
|
entry->SetTitle(aTitle);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvSessionHistoryEntryScrollRestorationIsManual(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const bool& aIsManual) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
SessionHistoryEntry* entry =
|
|
aContext.get_canonical()->GetActiveSessionHistoryEntry();
|
|
if (entry) {
|
|
entry->SetScrollRestorationIsManual(aIsManual);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSessionHistoryEntryScrollPosition(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const int32_t& aX,
|
|
const int32_t& aY) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
SessionHistoryEntry* entry =
|
|
aContext.get_canonical()->GetActiveSessionHistoryEntry();
|
|
if (entry) {
|
|
entry->SetScrollPosition(aX, aY);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvSessionHistoryEntryStoreWindowNameInContiguousEntries(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const nsString& aName) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
// Per https://html.spec.whatwg.org/#history-traversal 4.2.1, we need to set
|
|
// the name to all contiguous entries. This has to be called before
|
|
// CanonicalBrowsingContext::SessionHistoryCommit(), so the active entry is
|
|
// still the old entry that we want to set.
|
|
|
|
SessionHistoryEntry* entry =
|
|
aContext.get_canonical()->GetActiveSessionHistoryEntry();
|
|
|
|
if (entry) {
|
|
nsSHistory::WalkContiguousEntries(
|
|
entry, [&](nsISHEntry* aEntry) { aEntry->SetName(aName); });
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSessionHistoryEntryCacheKey(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const uint32_t& aCacheKey) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
SessionHistoryEntry* entry =
|
|
aContext.get_canonical()->GetActiveSessionHistoryEntry();
|
|
if (entry) {
|
|
entry->SetCacheKey(aCacheKey);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvGetLoadingSessionHistoryInfoFromParent(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
GetLoadingSessionHistoryInfoFromParentResolver&& aResolver) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
Maybe<LoadingSessionHistoryInfo> info;
|
|
int32_t requestedIndex = -1;
|
|
int32_t sessionHistoryLength = 0;
|
|
aContext.get_canonical()->GetLoadingSessionHistoryInfoFromParent(
|
|
info, &requestedIndex, &sessionHistoryLength);
|
|
aResolver(
|
|
Tuple<const mozilla::Maybe<LoadingSessionHistoryInfo>&, const int32_t&,
|
|
const int32_t&>(info, requestedIndex, sessionHistoryLength));
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRemoveFromBFCache(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsFrameLoaderOwner> owner =
|
|
do_QueryInterface(aContext.get_canonical()->GetEmbedderElement());
|
|
if (!owner) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<nsFrameLoader> frameLoader = owner->GetFrameLoader();
|
|
if (!frameLoader || !frameLoader->GetMaybePendingBrowsingContext()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsISHistory> shistory = frameLoader->GetMaybePendingBrowsingContext()
|
|
->Canonical()
|
|
->GetSessionHistory();
|
|
if (!shistory) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
uint32_t count = shistory->GetCount();
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
nsCOMPtr<nsISHEntry> entry;
|
|
shistory->GetEntryAtIndex(i, getter_AddRefs(entry));
|
|
nsCOMPtr<SessionHistoryEntry> she = do_QueryInterface(entry);
|
|
if (she) {
|
|
if (RefPtr<nsFrameLoader> frameLoader = she->GetFrameLoader()) {
|
|
if (frameLoader->GetMaybePendingBrowsingContext() == aContext.get()) {
|
|
she->SetFrameLoader(nullptr);
|
|
frameLoader->Destroy();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetActiveSessionHistoryEntry(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const Maybe<nsPoint>& aPreviousScrollPos, SessionHistoryInfo&& aInfo,
|
|
uint32_t aLoadType, uint32_t aUpdatedCacheKey, const nsID& aChangeID) {
|
|
if (!aContext.IsDiscarded()) {
|
|
aContext.get_canonical()->SetActiveSessionHistoryEntry(
|
|
aPreviousScrollPos, &aInfo, aLoadType, aUpdatedCacheKey, aChangeID);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvReplaceActiveSessionHistoryEntry(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
SessionHistoryInfo&& aInfo) {
|
|
if (!aContext.IsDiscarded()) {
|
|
aContext.get_canonical()->ReplaceActiveSessionHistoryEntry(&aInfo);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentParent::RecvRemoveDynEntriesFromActiveSessionHistoryEntry(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (!aContext.IsDiscarded()) {
|
|
aContext.get_canonical()->RemoveDynEntriesFromActiveSessionHistoryEntry();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvRemoveFromSessionHistory(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const nsID& aChangeID) {
|
|
if (!aContext.IsDiscarded()) {
|
|
aContext.get_canonical()->RemoveFromSessionHistory(aChangeID);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvHistoryReload(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const uint32_t aReloadFlags) {
|
|
if (!aContext.IsDiscarded()) {
|
|
nsISHistory* shistory = aContext.get_canonical()->GetSessionHistory();
|
|
if (shistory) {
|
|
shistory->Reload(aReloadFlags);
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvCommitWindowContextTransaction(
|
|
const MaybeDiscarded<WindowContext>& aContext,
|
|
WindowContext::BaseTransaction&& aTransaction, uint64_t aEpoch) {
|
|
// Record the new BrowsingContextFieldEpoch associated with this transaction.
|
|
// This should be done unconditionally, so that we're always in-sync.
|
|
//
|
|
// The order the parent process receives transactions is considered the
|
|
// "canonical" ordering, so we don't need to worry about doing any
|
|
// epoch-related validation.
|
|
MOZ_ASSERT(aEpoch == mBrowsingContextFieldEpoch + 1,
|
|
"Child process skipped an epoch?");
|
|
mBrowsingContextFieldEpoch = aEpoch;
|
|
|
|
return aTransaction.CommitFromIPC(aContext, this);
|
|
}
|
|
|
|
NS_IMETHODIMP ContentParent::GetChildID(uint64_t* aOut) {
|
|
*aOut = this->ChildID();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP ContentParent::GetOsPid(int32_t* aOut) {
|
|
*aOut = Pid();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP ContentParent::GetRemoteType(nsACString& aRemoteType) {
|
|
aRemoteType = GetRemoteType();
|
|
return NS_OK;
|
|
}
|
|
|
|
IPCResult ContentParent::RecvRawMessage(
|
|
const JSActorMessageMeta& aMeta, const Maybe<ClonedMessageData>& aData,
|
|
const Maybe<ClonedMessageData>& aStack) {
|
|
Maybe<StructuredCloneData> data;
|
|
if (aData) {
|
|
data.emplace();
|
|
data->BorrowFromClonedMessageDataForParent(*aData);
|
|
}
|
|
Maybe<StructuredCloneData> stack;
|
|
if (aStack) {
|
|
stack.emplace();
|
|
stack->BorrowFromClonedMessageDataForParent(*aStack);
|
|
}
|
|
ReceiveRawMessage(aMeta, std::move(data), std::move(stack));
|
|
return IPC_OK();
|
|
}
|
|
|
|
NS_IMETHODIMP ContentParent::GetActor(const nsACString& aName, JSContext* aCx,
|
|
JSProcessActorParent** retval) {
|
|
ErrorResult error;
|
|
RefPtr<JSProcessActorParent> actor =
|
|
JSActorManager::GetActor(aCx, aName, error)
|
|
.downcast<JSProcessActorParent>();
|
|
if (error.MaybeSetPendingException(aCx)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
actor.forget(retval);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP ContentParent::GetExistingActor(const nsACString& aName,
|
|
JSProcessActorParent** retval) {
|
|
RefPtr<JSProcessActorParent> actor =
|
|
JSActorManager::GetExistingActor(aName).downcast<JSProcessActorParent>();
|
|
actor.forget(retval);
|
|
return NS_OK;
|
|
}
|
|
|
|
already_AddRefed<JSActor> ContentParent::InitJSActor(
|
|
JS::HandleObject aMaybeActor, const nsACString& aName, ErrorResult& aRv) {
|
|
RefPtr<JSProcessActorParent> actor;
|
|
if (aMaybeActor.get()) {
|
|
aRv = UNWRAP_OBJECT(JSProcessActorParent, aMaybeActor.get(), actor);
|
|
if (aRv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
} else {
|
|
actor = new JSProcessActorParent();
|
|
}
|
|
|
|
MOZ_RELEASE_ASSERT(!actor->Manager(),
|
|
"mManager was already initialized once!");
|
|
actor->Init(aName, this);
|
|
return actor.forget();
|
|
}
|
|
|
|
IPCResult ContentParent::RecvFOGData(ByteBuf&& buf) {
|
|
glean::FOGData(std::move(buf));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentParent::RecvSetContainerFeaturePolicy(
|
|
const MaybeDiscardedBrowsingContext& aContainerContext,
|
|
FeaturePolicy* aContainerFeaturePolicy) {
|
|
if (aContainerContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
auto* context = aContainerContext.get_canonical();
|
|
context->SetContainerFeaturePolicy(aContainerFeaturePolicy);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
NS_IMETHODIMP ContentParent::GetCanSend(bool* aCanSend) {
|
|
*aCanSend = CanSend();
|
|
return NS_OK;
|
|
}
|
|
|
|
ContentParent* ContentParent::AsContentParent() { return this; }
|
|
|
|
JSActorManager* ContentParent::AsJSActorManager() { return this; }
|
|
|
|
/* static */
|
|
void ContentParent::DidLaunchSubprocess() {
|
|
TimeStamp now = TimeStamp::Now();
|
|
uint32_t count = 0;
|
|
for (auto* parent : ContentParent::AllProcesses(ContentParent::eLive)) {
|
|
Unused << parent;
|
|
count += 1;
|
|
}
|
|
|
|
if (count > sMaxContentProcesses) {
|
|
Telemetry::Accumulate(Telemetry::CONTENT_PROCESS_MAX, count);
|
|
}
|
|
|
|
if (sLastContentProcessLaunch) {
|
|
TimeStamp last = *sLastContentProcessLaunch;
|
|
|
|
Telemetry::AccumulateTimeDelta(
|
|
Telemetry::CONTENT_PROCESS_TIME_SINCE_LAST_LAUNCH_MS, last, now);
|
|
}
|
|
sLastContentProcessLaunch = Some(now);
|
|
}
|
|
|
|
IPCResult ContentParent::RecvGetSystemIcon(nsIURI* aURI,
|
|
GetSystemIconResolver&& aResolver) {
|
|
#ifdef MOZ_WIDGET_GTK
|
|
Maybe<ByteBuf> bytebuf = Some(ByteBuf{});
|
|
nsresult rv = nsIconChannel::GetIcon(aURI, bytebuf.ptr());
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
bytebuf = Nothing();
|
|
}
|
|
using ResolverArgs = Tuple<const nsresult&, mozilla::Maybe<ByteBuf>&&>;
|
|
aResolver(ResolverArgs(rv, std::move(bytebuf)));
|
|
return IPC_OK();
|
|
#else
|
|
MOZ_CRASH("This message is currently implemented only on GTK platforms");
|
|
#endif
|
|
}
|
|
|
|
} // 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;
|
|
}
|