зеркало из https://github.com/mozilla/gecko-dev.git
4547 строки
148 KiB
C++
4547 строки
148 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_GTK
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# include <gtk/gtk.h>
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# include <gdk/gdkx.h>
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#endif
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#include "ContentChild.h"
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#include "GeckoProfiler.h"
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#include "BrowserChild.h"
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#include "HandlerServiceChild.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/BackgroundHangMonitor.h"
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#include "mozilla/BenchmarkStorageChild.h"
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#include "mozilla/LookAndFeel.h"
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#include "mozilla/MemoryTelemetry.h"
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#include "mozilla/NullPrincipal.h"
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#include "mozilla/PerfStats.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/ProcessHangMonitorIPC.h"
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#include "mozilla/RemoteDecoderManagerChild.h"
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#include "mozilla/Unused.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/TelemetryIPC.h"
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#include "mozilla/RemoteDecoderManagerChild.h"
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#include "mozilla/devtools/HeapSnapshotTempFileHelperChild.h"
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#include "mozilla/docshell/OfflineCacheUpdateChild.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/BrowserBridgeHost.h"
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#include "mozilla/dom/ClientManager.h"
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#include "mozilla/dom/ChildProcessChannelListener.h"
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#include "mozilla/dom/ChildProcessMessageManager.h"
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#include "mozilla/dom/ContentProcessMessageManager.h"
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#include "mozilla/dom/ContentParent.h"
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#include "mozilla/dom/DataTransfer.h"
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#include "mozilla/dom/DocGroup.h"
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#include "mozilla/dom/ExternalHelperAppChild.h"
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#include "mozilla/dom/GetFilesHelper.h"
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#include "mozilla/dom/IPCBlobInputStreamChild.h"
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#include "mozilla/dom/IPCBlobUtils.h"
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#include "mozilla/dom/JSWindowActorService.h"
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#include "mozilla/dom/LSObject.h"
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#include "mozilla/dom/MemoryReportRequest.h"
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#include "mozilla/dom/PLoginReputationChild.h"
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#include "mozilla/dom/PSessionStorageObserverChild.h"
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#include "mozilla/dom/PlaybackController.h"
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#include "mozilla/dom/PostMessageEvent.h"
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#include "mozilla/dom/PushNotifier.h"
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#include "mozilla/dom/RemoteWorkerService.h"
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#include "mozilla/dom/ServiceWorkerManager.h"
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#include "mozilla/dom/SHEntryChild.h"
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#include "mozilla/dom/SHistoryChild.h"
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#include "mozilla/dom/TabGroup.h"
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#include "mozilla/dom/URLClassifierChild.h"
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#include "mozilla/dom/WindowGlobalChild.h"
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#include "mozilla/dom/WorkerDebugger.h"
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#include "mozilla/dom/WorkerDebuggerManager.h"
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#include "mozilla/dom/ipc/SharedMap.h"
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#include "mozilla/gfx/gfxVars.h"
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#include "mozilla/gfx/Logging.h"
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#include "mozilla/hal_sandbox/PHalChild.h"
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#include "mozilla/ipc/BackgroundChild.h"
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#include "mozilla/ipc/FileDescriptorSetChild.h"
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#include "mozilla/ipc/FileDescriptorUtils.h"
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#include "mozilla/ipc/GeckoChildProcessHost.h"
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#include "mozilla/ipc/LibrarySandboxPreload.h"
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#include "mozilla/ipc/ProcessChild.h"
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#include "mozilla/ipc/PChildToParentStreamChild.h"
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#include "mozilla/ipc/PParentToChildStreamChild.h"
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#include "mozilla/intl/LocaleService.h"
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#include "mozilla/ipc/TestShellChild.h"
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#include "mozilla/jsipc/CrossProcessObjectWrappers.h"
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#include "mozilla/jsipc/PJavaScript.h"
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#include "mozilla/layers/APZChild.h"
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#include "mozilla/layers/CompositorManagerChild.h"
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#include "mozilla/layers/ContentProcessController.h"
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#include "mozilla/layers/ImageBridgeChild.h"
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#include "mozilla/layers/SynchronousTask.h" // for LaunchRDDProcess
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#include "mozilla/loader/ScriptCacheActors.h"
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#include "mozilla/net/NeckoChild.h"
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#include "mozilla/net/CookieServiceChild.h"
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#include "mozilla/net/CaptivePortalService.h"
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#include "mozilla/PerformanceMetricsCollector.h"
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#include "mozilla/PerformanceUtils.h"
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#include "mozilla/plugins/PluginInstanceParent.h"
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#include "mozilla/plugins/PluginModuleParent.h"
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#include "mozilla/widget/ScreenManager.h"
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#include "mozilla/widget/WidgetMessageUtils.h"
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#include "nsBaseDragService.h"
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#include "mozilla/media/MediaChild.h"
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#include "mozilla/BasePrincipal.h"
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#include "mozilla/WebBrowserPersistDocumentChild.h"
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#include "mozilla/HangDetails.h"
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#include "mozilla/LoadInfo.h"
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#include "mozilla/UnderrunHandler.h"
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#include "mozilla/net/HttpChannelChild.h"
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#include "nsDocShellLoadTypes.h"
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#include "nsFocusManager.h"
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#include "nsQueryObject.h"
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#include "imgLoader.h"
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#include "GMPServiceChild.h"
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#include "nsIStringBundle.h"
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#include "Geolocation.h"
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#include "audio_thread_priority.h"
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#include "nsIConsoleService.h"
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#include "audio_thread_priority.h"
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#include "nsIURIMutator.h"
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#include "nsIInputStreamChannel.h"
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#include "nsFocusManager.h"
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#if !defined(XP_WIN)
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# include "mozilla/Omnijar.h"
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#endif
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#ifdef MOZ_GECKO_PROFILER
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# include "ChildProfilerController.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_WIN)
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# include "mozilla/sandboxTarget.h"
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# elif defined(XP_LINUX)
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# include "mozilla/Sandbox.h"
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# include "mozilla/SandboxInfo.h"
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# include "CubebUtils.h"
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# elif defined(XP_MACOSX)
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# include "mozilla/Sandbox.h"
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# elif defined(__OpenBSD__)
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# include <unistd.h>
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# include <sys/stat.h>
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# include <err.h>
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# include <fstream>
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# include "nsILineInputStream.h"
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# include "SpecialSystemDirectory.h"
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# endif
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# if defined(MOZ_DEBUG) && defined(ENABLE_TESTS)
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# include "mozilla/SandboxTestingChild.h"
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# endif
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#endif
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#include "mozilla/Unused.h"
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#include "mozInlineSpellChecker.h"
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#include "nsDocShell.h"
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#include "nsDocShellLoadState.h"
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#include "nsIDocShellTreeOwner.h"
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#include "nsIConsoleListener.h"
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#include "nsIContentViewer.h"
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#include "nsICycleCollectorListener.h"
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#include "nsIDragService.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsIMemoryReporter.h"
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#include "nsIMemoryInfoDumper.h"
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#include "nsIObserverService.h"
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#include "nsIScriptSecurityManager.h"
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#include "nsMemoryInfoDumper.h"
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#include "nsServiceManagerUtils.h"
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#include "nsStyleSheetService.h"
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#include "nsVariant.h"
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#include "nsXULAppAPI.h"
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#include "nsIScriptError.h"
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#include "nsIConsoleService.h"
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#include "nsJSEnvironment.h"
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#include "SandboxHal.h"
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#include "nsDebugImpl.h"
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#include "nsHashPropertyBag.h"
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#include "mozilla/GlobalStyleSheetCache.h"
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#include "nsThreadManager.h"
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#include "nsAnonymousTemporaryFile.h"
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#include "nsClipboardProxy.h"
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#include "nsDirectoryService.h"
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#include "nsDirectoryServiceUtils.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsContentPermissionHelper.h"
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#include "nsPluginHost.h"
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#ifdef NS_PRINTING
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# include "nsPrintingProxy.h"
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#endif
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#include "nsWindowMemoryReporter.h"
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#include "ReferrerInfo.h"
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#include "IHistory.h"
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#include "nsNetUtil.h"
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#include "base/message_loop.h"
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#include "base/process_util.h"
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#include "base/task.h"
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#include "nsChromeRegistryContent.h"
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#include "nsFrameMessageManager.h"
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#include "mozilla/dom/PCycleCollectWithLogsChild.h"
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#include "nsIScriptSecurityManager.h"
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#include "mozilla/dom/BlobURLProtocolHandler.h"
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#ifdef MOZ_WEBRTC
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# include "signaling/src/peerconnection/WebrtcGlobalChild.h"
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#endif
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#include "nsPermission.h"
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#include "nsPermissionManager.h"
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#include "PermissionMessageUtils.h"
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#if defined(MOZ_WIDGET_ANDROID)
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# include "APKOpen.h"
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#endif
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#ifdef XP_WIN
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# include <process.h>
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# define getpid _getpid
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# include "mozilla/widget/AudioSession.h"
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# include "mozilla/audio/AudioNotificationReceiver.h"
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# include "mozilla/WinDllServices.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 /* XP_MACOSX */
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#ifdef MOZ_X11
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# include "mozilla/X11Util.h"
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#endif
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#ifdef ACCESSIBILITY
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# include "nsAccessibilityService.h"
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# ifdef XP_WIN
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# include "mozilla/a11y/AccessibleWrap.h"
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# endif
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# include "mozilla/a11y/DocAccessible.h"
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# include "mozilla/a11y/DocManager.h"
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# include "mozilla/a11y/OuterDocAccessible.h"
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#endif
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#include "mozilla/dom/File.h"
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#include "mozilla/dom/MediaControlKeysEvent.h"
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#include "mozilla/dom/PPresentationChild.h"
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#include "mozilla/dom/PresentationIPCService.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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#ifdef MOZ_WEBSPEECH
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# include "mozilla/dom/PSpeechSynthesisChild.h"
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#endif
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#include "ClearOnShutdown.h"
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#include "ProcessUtils.h"
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#include "URIUtils.h"
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#include "nsContentUtils.h"
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#include "nsIPrincipal.h"
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#include "DomainPolicy.h"
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#include "mozilla/dom/ipc/StructuredCloneData.h"
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#include "mozilla/dom/TabContext.h"
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#include "mozilla/ipc/CrashReporterClient.h"
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#include "mozilla/net/NeckoMessageUtils.h"
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#include "mozilla/widget/PuppetBidiKeyboard.h"
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#include "mozilla/RemoteSpellCheckEngineChild.h"
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#include "GMPServiceChild.h"
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#include "GfxInfoBase.h"
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#include "gfxPlatform.h"
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#include "gfxPlatformFontList.h"
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#include "nscore.h" // for NS_FREE_PERMANENT_DATA
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#include "VRManagerChild.h"
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#include "private/pprio.h"
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#include "nsString.h"
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#include "MMPrinter.h"
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#ifdef MOZ_WIDGET_GTK
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# include "nsAppRunner.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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using namespace mozilla;
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using namespace mozilla::docshell;
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using namespace mozilla::dom::ipc;
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using namespace mozilla::media;
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using namespace mozilla::embedding;
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using namespace mozilla::gmp;
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using namespace mozilla::hal_sandbox;
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using namespace mozilla::ipc;
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using namespace mozilla::intl;
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using namespace mozilla::layers;
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using namespace mozilla::layout;
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using namespace mozilla::net;
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using namespace mozilla::jsipc;
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using namespace mozilla::widget;
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using mozilla::loader::PScriptCacheChild;
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namespace mozilla {
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namespace dom {
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// IPC sender for remote GC/CC logging.
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class CycleCollectWithLogsChild final : public PCycleCollectWithLogsChild {
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public:
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NS_INLINE_DECL_REFCOUNTING(CycleCollectWithLogsChild)
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class Sink final : public nsICycleCollectorLogSink {
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NS_DECL_ISUPPORTS
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Sink(CycleCollectWithLogsChild* aActor, const FileDescriptor& aGCLog,
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const FileDescriptor& aCCLog) {
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mActor = aActor;
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mGCLog = FileDescriptorToFILE(aGCLog, "w");
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mCCLog = FileDescriptorToFILE(aCCLog, "w");
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}
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NS_IMETHOD Open(FILE** aGCLog, FILE** aCCLog) override {
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if (NS_WARN_IF(!mGCLog) || NS_WARN_IF(!mCCLog)) {
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return NS_ERROR_FAILURE;
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}
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*aGCLog = mGCLog;
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*aCCLog = mCCLog;
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return NS_OK;
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}
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NS_IMETHOD CloseGCLog() override {
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MOZ_ASSERT(mGCLog);
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fclose(mGCLog);
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mGCLog = nullptr;
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mActor->SendCloseGCLog();
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return NS_OK;
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}
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NS_IMETHOD CloseCCLog() override {
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MOZ_ASSERT(mCCLog);
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fclose(mCCLog);
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mCCLog = nullptr;
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mActor->SendCloseCCLog();
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return NS_OK;
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}
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NS_IMETHOD GetFilenameIdentifier(nsAString& aIdentifier) override {
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return UnimplementedProperty();
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}
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NS_IMETHOD SetFilenameIdentifier(const nsAString& aIdentifier) override {
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return UnimplementedProperty();
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}
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NS_IMETHOD GetProcessIdentifier(int32_t* aIdentifier) override {
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return UnimplementedProperty();
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}
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NS_IMETHOD SetProcessIdentifier(int32_t aIdentifier) override {
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return UnimplementedProperty();
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}
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NS_IMETHOD GetGcLog(nsIFile** aPath) override {
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return UnimplementedProperty();
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}
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NS_IMETHOD GetCcLog(nsIFile** aPath) override {
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return UnimplementedProperty();
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}
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private:
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~Sink() {
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if (mGCLog) {
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fclose(mGCLog);
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mGCLog = nullptr;
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}
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if (mCCLog) {
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fclose(mCCLog);
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mCCLog = nullptr;
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}
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// The XPCOM refcount drives the IPC lifecycle;
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Unused << mActor->Send__delete__(mActor);
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}
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nsresult UnimplementedProperty() {
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MOZ_ASSERT(false,
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"This object is a remote GC/CC logger;"
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" this property isn't meaningful.");
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return NS_ERROR_UNEXPECTED;
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}
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RefPtr<CycleCollectWithLogsChild> mActor;
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FILE* mGCLog;
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FILE* mCCLog;
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};
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private:
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~CycleCollectWithLogsChild() = default;
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};
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NS_IMPL_ISUPPORTS(CycleCollectWithLogsChild::Sink, nsICycleCollectorLogSink);
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class AlertObserver {
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public:
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AlertObserver(nsIObserver* aObserver, const nsString& aData)
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: mObserver(aObserver), mData(aData) {}
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~AlertObserver() = default;
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bool ShouldRemoveFrom(nsIObserver* aObserver, const nsString& aData) const {
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return (mObserver == aObserver && mData == aData);
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}
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bool Observes(const nsString& aData) const { return mData.Equals(aData); }
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bool Notify(const nsCString& aType) const {
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mObserver->Observe(nullptr, aType.get(), mData.get());
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return true;
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}
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private:
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nsCOMPtr<nsIObserver> mObserver;
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nsString mData;
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};
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class ConsoleListener final : public nsIConsoleListener {
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public:
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explicit ConsoleListener(ContentChild* aChild) : mChild(aChild) {}
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NS_DECL_ISUPPORTS
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NS_DECL_NSICONSOLELISTENER
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private:
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~ConsoleListener() = default;
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ContentChild* mChild;
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friend class ContentChild;
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};
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NS_IMPL_ISUPPORTS(ConsoleListener, nsIConsoleListener)
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// Before we send the error to the parent process (which
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// involves copying the memory), truncate any long lines. CSS
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// errors in particular share the memory for long lines with
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// repeated errors, but the IPC communication we're about to do
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// will break that sharing, so we better truncate now.
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static void TruncateString(nsAString& aString) {
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if (aString.Length() > 1000) {
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aString.Truncate(1000);
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}
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}
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NS_IMETHODIMP
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ConsoleListener::Observe(nsIConsoleMessage* aMessage) {
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if (!mChild) {
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return NS_OK;
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}
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nsCOMPtr<nsIScriptError> scriptError = do_QueryInterface(aMessage);
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if (scriptError) {
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nsAutoString msg, sourceName, sourceLine;
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nsCString category;
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uint32_t lineNum, colNum, flags;
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bool fromPrivateWindow, fromChromeContext;
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nsresult rv = scriptError->GetErrorMessage(msg);
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NS_ENSURE_SUCCESS(rv, rv);
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TruncateString(msg);
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rv = scriptError->GetSourceName(sourceName);
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NS_ENSURE_SUCCESS(rv, rv);
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TruncateString(sourceName);
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rv = scriptError->GetSourceLine(sourceLine);
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NS_ENSURE_SUCCESS(rv, rv);
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TruncateString(sourceLine);
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rv = scriptError->GetCategory(getter_Copies(category));
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NS_ENSURE_SUCCESS(rv, rv);
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rv = scriptError->GetLineNumber(&lineNum);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = scriptError->GetColumnNumber(&colNum);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = scriptError->GetFlags(&flags);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = scriptError->GetIsFromPrivateWindow(&fromPrivateWindow);
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NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = scriptError->GetIsFromChromeContext(&fromChromeContext);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
{
|
|
AutoJSAPI jsapi;
|
|
jsapi.Init();
|
|
JSContext* cx = jsapi.cx();
|
|
|
|
JS::RootedValue stack(cx);
|
|
rv = scriptError->GetStack(&stack);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (stack.isObject()) {
|
|
// Because |stack| might be a cross-compartment wrapper, we can't use it
|
|
// with JSAutoRealm. Use the stackGlobal for that.
|
|
JS::RootedValue stackGlobal(cx);
|
|
rv = scriptError->GetStackGlobal(&stackGlobal);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
JSAutoRealm ar(cx, &stackGlobal.toObject());
|
|
|
|
StructuredCloneData data;
|
|
ErrorResult err;
|
|
data.Write(cx, stack, err);
|
|
if (err.Failed()) {
|
|
return err.StealNSResult();
|
|
}
|
|
|
|
ClonedMessageData cloned;
|
|
if (!data.BuildClonedMessageDataForChild(mChild, cloned)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
mChild->SendScriptErrorWithStack(
|
|
msg, sourceName, sourceLine, lineNum, colNum, flags, category,
|
|
fromPrivateWindow, fromChromeContext, cloned);
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
mChild->SendScriptError(msg, sourceName, sourceLine, lineNum, colNum, flags,
|
|
category, fromPrivateWindow, 0, fromChromeContext);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsString msg;
|
|
nsresult rv = aMessage->GetMessageMoz(msg);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
mChild->SendConsoleMessage(msg);
|
|
return NS_OK;
|
|
}
|
|
|
|
#ifdef NIGHTLY_BUILD
|
|
/**
|
|
* The singleton of this class is registered with the BackgroundHangMonitor as
|
|
* an annotator, so that the hang monitor can record whether or not there were
|
|
* pending input events when the thread hung.
|
|
*/
|
|
class PendingInputEventHangAnnotator final : public BackgroundHangAnnotator {
|
|
public:
|
|
virtual void AnnotateHang(BackgroundHangAnnotations& aAnnotations) override {
|
|
int32_t pending = ContentChild::GetSingleton()->GetPendingInputEvents();
|
|
if (pending > 0) {
|
|
aAnnotations.AddAnnotation(NS_LITERAL_STRING("PendingInput"), pending);
|
|
}
|
|
}
|
|
|
|
static PendingInputEventHangAnnotator sSingleton;
|
|
};
|
|
PendingInputEventHangAnnotator PendingInputEventHangAnnotator::sSingleton;
|
|
#endif
|
|
|
|
class ContentChild::ShutdownCanary final {};
|
|
|
|
ContentChild* ContentChild::sSingleton;
|
|
StaticAutoPtr<ContentChild::ShutdownCanary> ContentChild::sShutdownCanary;
|
|
|
|
ContentChild::ContentChild()
|
|
: mID(uint64_t(-1))
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
,
|
|
mMainChromeTid(0),
|
|
mMsaaID(0)
|
|
#endif
|
|
,
|
|
mIsForBrowser(false),
|
|
mIsAlive(true),
|
|
mShuttingDown(false) {
|
|
// This process is a content process, so it's clearly running in
|
|
// multiprocess mode!
|
|
nsDebugImpl::SetMultiprocessMode("Child");
|
|
|
|
// When ContentChild is created, the observer service does not even exist.
|
|
// When ContentChild::RecvSetXPCOMProcessAttributes is called (the first
|
|
// IPDL call made on this object), shutdown may have already happened. Thus
|
|
// we create a canary here that relies upon getting cleared if shutdown
|
|
// happens without requiring the observer service at this time.
|
|
if (!sShutdownCanary) {
|
|
sShutdownCanary = new ShutdownCanary();
|
|
ClearOnShutdown(&sShutdownCanary, ShutdownPhase::Shutdown);
|
|
}
|
|
}
|
|
|
|
#ifdef _MSC_VER
|
|
# pragma warning(push)
|
|
# pragma warning( \
|
|
disable : 4722) /* Silence "destructor never returns" warning \
|
|
*/
|
|
#endif
|
|
|
|
ContentChild::~ContentChild() {
|
|
#ifndef NS_FREE_PERMANENT_DATA
|
|
MOZ_CRASH("Content Child shouldn't be destroyed.");
|
|
#endif
|
|
}
|
|
|
|
#ifdef _MSC_VER
|
|
# pragma warning(pop)
|
|
#endif
|
|
|
|
NS_INTERFACE_MAP_BEGIN(ContentChild)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWindowProvider)
|
|
NS_INTERFACE_MAP_ENTRY(nsISupports)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetXPCOMProcessAttributes(
|
|
const XPCOMInitData& aXPCOMInit, const StructuredCloneData& aInitialData,
|
|
nsTArray<LookAndFeelInt>&& aLookAndFeelIntCache,
|
|
nsTArray<SystemFontListEntry>&& aFontList,
|
|
const Maybe<SharedMemoryHandle>& aSharedUASheetHandle,
|
|
const uintptr_t& aSharedUASheetAddress) {
|
|
if (!sShutdownCanary) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
mLookAndFeelCache = std::move(aLookAndFeelIntCache);
|
|
mFontList = std::move(aFontList);
|
|
gfx::gfxVars::SetValuesForInitialize(aXPCOMInit.gfxNonDefaultVarUpdates());
|
|
InitSharedUASheets(aSharedUASheetHandle, aSharedUASheetAddress);
|
|
InitXPCOM(aXPCOMInit, aInitialData);
|
|
InitGraphicsDeviceData(aXPCOMInit.contentDeviceData());
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentChild::Init(MessageLoop* aIOLoop, base::ProcessId aParentPid,
|
|
const char* aParentBuildID,
|
|
UniquePtr<IPC::Channel> aChannel, uint64_t aChildID,
|
|
bool aIsForBrowser) {
|
|
#ifdef MOZ_WIDGET_GTK
|
|
// When running X11 only build we need to pass a display down
|
|
// to gtk_init because it's not going to use the one from the environment
|
|
// on its own when deciding which backend to use, and when starting under
|
|
// XWayland, it may choose to start with the wayland backend
|
|
// instead of the x11 backend.
|
|
// The DISPLAY environment variable is normally set by the parent process.
|
|
// The MOZ_GDK_DISPLAY environment variable is set from nsAppRunner.cpp
|
|
// when --display is set by the command line.
|
|
if (!gfxPlatform::IsHeadless()) {
|
|
const char* display_name = PR_GetEnv("MOZ_GDK_DISPLAY");
|
|
if (!display_name) {
|
|
bool waylandDisabled = true;
|
|
# ifdef MOZ_WAYLAND
|
|
waylandDisabled = IsWaylandDisabled();
|
|
# endif
|
|
if (waylandDisabled) {
|
|
display_name = PR_GetEnv("DISPLAY");
|
|
}
|
|
}
|
|
if (display_name) {
|
|
int argc = 3;
|
|
char option_name[] = "--display";
|
|
char* argv[] = {
|
|
// argv0 is unused because g_set_prgname() was called in
|
|
// XRE_InitChildProcess().
|
|
nullptr, option_name, const_cast<char*>(display_name), nullptr};
|
|
char** argvp = argv;
|
|
gtk_init(&argc, &argvp);
|
|
} else {
|
|
gtk_init(nullptr, nullptr);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#ifdef MOZ_X11
|
|
if (!gfxPlatform::IsHeadless()) {
|
|
// Do this after initializing GDK, or GDK will install its own handler.
|
|
XRE_InstallX11ErrorHandler();
|
|
}
|
|
#endif
|
|
|
|
NS_ASSERTION(!sSingleton, "only one ContentChild per child");
|
|
|
|
// Once we start sending IPC messages, we need the thread manager to be
|
|
// initialized so we can deal with the responses. Do that here before we
|
|
// try to construct the crash reporter.
|
|
nsresult rv = nsThreadManager::get().Init();
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return false;
|
|
}
|
|
|
|
if (!Open(std::move(aChannel), aParentPid, aIOLoop)) {
|
|
return false;
|
|
}
|
|
sSingleton = this;
|
|
|
|
// If communications with the parent have broken down, take the process
|
|
// down so it's not hanging around.
|
|
GetIPCChannel()->SetAbortOnError(true);
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
GetIPCChannel()->SetChannelFlags(MessageChannel::REQUIRE_A11Y_REENTRY);
|
|
#endif
|
|
|
|
// This must be checked before any IPDL message, which may hit sentinel
|
|
// errors due to parent and content processes having different
|
|
// versions.
|
|
MessageChannel* channel = GetIPCChannel();
|
|
if (channel && !channel->SendBuildIDsMatchMessage(aParentBuildID)) {
|
|
// We need to quit this process if the buildID doesn't match the parent's.
|
|
// This can occur when an update occurred in the background.
|
|
ProcessChild::QuickExit();
|
|
}
|
|
|
|
#if defined(__OpenBSD__) && defined(MOZ_SANDBOX)
|
|
StartOpenBSDSandbox(GeckoProcessType_Content);
|
|
#endif
|
|
|
|
#ifdef MOZ_X11
|
|
# ifdef MOZ_WIDGET_GTK
|
|
if (GDK_IS_X11_DISPLAY(gdk_display_get_default()) &&
|
|
!gfxPlatform::IsHeadless()) {
|
|
// Send the parent our X socket to act as a proxy reference for our X
|
|
// resources.
|
|
int xSocketFd = ConnectionNumber(DefaultXDisplay());
|
|
SendBackUpXResources(FileDescriptor(xSocketFd));
|
|
}
|
|
# endif
|
|
#endif
|
|
|
|
CrashReporterClient::InitSingleton(this);
|
|
|
|
mID = aChildID;
|
|
mIsForBrowser = aIsForBrowser;
|
|
|
|
#ifdef NS_PRINTING
|
|
// Force the creation of the nsPrintingProxy so that it's IPC counterpart,
|
|
// PrintingParent, is always available for printing initiated from the parent.
|
|
RefPtr<nsPrintingProxy> printingProxy = nsPrintingProxy::GetInstance();
|
|
#endif
|
|
|
|
SetProcessName(NS_LITERAL_STRING("Web Content"));
|
|
|
|
#ifdef NIGHTLY_BUILD
|
|
// NOTE: We have to register the annotator on the main thread, as annotators
|
|
// only affect a single thread.
|
|
SystemGroup::Dispatch(
|
|
TaskCategory::Other,
|
|
NS_NewRunnableFunction("RegisterPendingInputEventHangAnnotator", [] {
|
|
BackgroundHangMonitor::RegisterAnnotator(
|
|
PendingInputEventHangAnnotator::sSingleton);
|
|
}));
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
void ContentChild::SetProcessName(const nsAString& aName) {
|
|
char* name;
|
|
if ((name = PR_GetEnv("MOZ_DEBUG_APP_PROCESS")) && aName.EqualsASCII(name)) {
|
|
#ifdef OS_POSIX
|
|
printf_stderr("\n\nCHILDCHILDCHILDCHILD\n [%s] debug me @%d\n\n", name,
|
|
getpid());
|
|
sleep(30);
|
|
#elif defined(OS_WIN)
|
|
// Windows has a decent JIT debugging story, so NS_DebugBreak does the
|
|
// right thing.
|
|
NS_DebugBreak(NS_DEBUG_BREAK,
|
|
"Invoking NS_DebugBreak() to debug child process", nullptr,
|
|
__FILE__, __LINE__);
|
|
#endif
|
|
}
|
|
|
|
mProcessName = aName;
|
|
NS_LossyConvertUTF16toASCII asciiName(aName);
|
|
mozilla::ipc::SetThisProcessName(asciiName.get());
|
|
#ifdef MOZ_GECKO_PROFILER
|
|
profiler_set_process_name(asciiName);
|
|
#endif
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentChild::ProvideWindow(mozIDOMWindowProxy* aParent, uint32_t aChromeFlags,
|
|
bool aCalledFromJS, bool aPositionSpecified,
|
|
bool aSizeSpecified, nsIURI* aURI,
|
|
const nsAString& aName, const nsACString& aFeatures,
|
|
bool aForceNoOpener, bool aForceNoReferrer,
|
|
nsDocShellLoadState* aLoadState, bool* aWindowIsNew,
|
|
BrowsingContext** aReturn) {
|
|
return ProvideWindowCommon(
|
|
nullptr, aParent, false, aChromeFlags, aCalledFromJS, aPositionSpecified,
|
|
aSizeSpecified, aURI, aName, aFeatures, aForceNoOpener, aForceNoReferrer,
|
|
aLoadState, aWindowIsNew, aReturn);
|
|
}
|
|
|
|
static nsresult GetCreateWindowParams(mozIDOMWindowProxy* aParent,
|
|
nsDocShellLoadState* aLoadState,
|
|
bool aForceNoReferrer, float* aFullZoom,
|
|
nsIReferrerInfo** aReferrerInfo,
|
|
nsIPrincipal** aTriggeringPrincipal,
|
|
nsIContentSecurityPolicy** aCsp) {
|
|
*aFullZoom = 1.0f;
|
|
if (!aTriggeringPrincipal || !aCsp) {
|
|
NS_ERROR("aTriggeringPrincipal || aCsp is null");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (!aReferrerInfo) {
|
|
NS_ERROR("aReferrerInfo is null");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIReferrerInfo> referrerInfo;
|
|
if (aForceNoReferrer) {
|
|
referrerInfo = new ReferrerInfo(nullptr, ReferrerPolicy::_empty, false);
|
|
}
|
|
if (aLoadState && !referrerInfo) {
|
|
referrerInfo = aLoadState->GetReferrerInfo();
|
|
}
|
|
|
|
auto* opener = nsPIDOMWindowOuter::From(aParent);
|
|
if (!opener) {
|
|
nsCOMPtr<nsIPrincipal> nullPrincipal =
|
|
NullPrincipal::CreateWithoutOriginAttributes();
|
|
if (!referrerInfo) {
|
|
referrerInfo = new ReferrerInfo(nullptr, ReferrerPolicy::_empty);
|
|
}
|
|
|
|
referrerInfo.swap(*aReferrerInfo);
|
|
NS_ADDREF(*aTriggeringPrincipal = nullPrincipal);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<Document> doc = opener->GetDoc();
|
|
NS_ADDREF(*aTriggeringPrincipal = doc->NodePrincipal());
|
|
|
|
nsCOMPtr<nsIContentSecurityPolicy> csp = doc->GetCsp();
|
|
if (csp) {
|
|
csp.forget(aCsp);
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> baseURI = doc->GetDocBaseURI();
|
|
if (!baseURI) {
|
|
NS_ERROR("Document didn't return a base URI");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (!referrerInfo) {
|
|
referrerInfo = new ReferrerInfo();
|
|
referrerInfo->InitWithDocument(doc);
|
|
}
|
|
|
|
referrerInfo.swap(*aReferrerInfo);
|
|
|
|
RefPtr<nsDocShell> openerDocShell =
|
|
static_cast<nsDocShell*>(opener->GetDocShell());
|
|
if (!openerDocShell) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIContentViewer> cv;
|
|
nsresult rv = openerDocShell->GetContentViewer(getter_AddRefs(cv));
|
|
if (NS_SUCCEEDED(rv) && cv) {
|
|
cv->GetFullZoom(aFullZoom);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult ContentChild::ProvideWindowCommon(
|
|
BrowserChild* aTabOpener, mozIDOMWindowProxy* aParent, bool aIframeMoz,
|
|
uint32_t aChromeFlags, bool aCalledFromJS, bool aPositionSpecified,
|
|
bool aSizeSpecified, nsIURI* aURI, const nsAString& aName,
|
|
const nsACString& aFeatures, bool aForceNoOpener, bool aForceNoReferrer,
|
|
nsDocShellLoadState* aLoadState, bool* aWindowIsNew,
|
|
BrowsingContext** aReturn) {
|
|
*aReturn = nullptr;
|
|
|
|
nsAutoPtr<IPCTabContext> ipcContext;
|
|
TabId openerTabId = TabId(0);
|
|
nsAutoCString features(aFeatures);
|
|
nsAutoString name(aName);
|
|
|
|
nsresult rv;
|
|
|
|
MOZ_ASSERT(!aParent || aTabOpener,
|
|
"If aParent is non-null, we should have an aTabOpener");
|
|
|
|
// Cache the boolean preference for allowing noopener windows to open in a
|
|
// separate process.
|
|
static bool sNoopenerNewProcess = false;
|
|
static bool sNoopenerNewProcessInited = false;
|
|
if (!sNoopenerNewProcessInited) {
|
|
Preferences::AddBoolVarCache(&sNoopenerNewProcess,
|
|
"dom.noopener.newprocess.enabled");
|
|
sNoopenerNewProcessInited = true;
|
|
}
|
|
|
|
bool useRemoteSubframes =
|
|
aChromeFlags & nsIWebBrowserChrome::CHROME_FISSION_WINDOW;
|
|
|
|
// Check if we should load in a different process. Under Fission, we never
|
|
// want to do this, since the Fission process selection logic will handle
|
|
// everything for us. Outside of Fission, we always want to load in a
|
|
// different process if we have noopener set, but we also might if we can't
|
|
// load in the current process.
|
|
bool loadInDifferentProcess =
|
|
aForceNoOpener && sNoopenerNewProcess && !useRemoteSubframes;
|
|
if (aTabOpener && !loadInDifferentProcess && aURI) {
|
|
nsCOMPtr<nsILoadContext> context;
|
|
if (aParent) {
|
|
context = do_GetInterface(aTabOpener->WebNavigation());
|
|
}
|
|
// Only special-case cross-process loads if Fission is disabled. With
|
|
// Fission enabled, the initial in-process load will automatically be
|
|
// retargeted to the correct process.
|
|
if (!(context && context->UseRemoteSubframes())) {
|
|
nsCOMPtr<nsIWebBrowserChrome3> browserChrome3;
|
|
rv = aTabOpener->GetWebBrowserChrome(getter_AddRefs(browserChrome3));
|
|
if (NS_SUCCEEDED(rv) && browserChrome3) {
|
|
bool shouldLoad;
|
|
rv = browserChrome3->ShouldLoadURIInThisProcess(aURI, &shouldLoad);
|
|
loadInDifferentProcess = NS_SUCCEEDED(rv) && !shouldLoad;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If we're in a content process and we have noopener set, there's no reason
|
|
// to load in our process, so let's load it elsewhere!
|
|
if (loadInDifferentProcess) {
|
|
float fullZoom;
|
|
nsCOMPtr<nsIPrincipal> triggeringPrincipal;
|
|
nsCOMPtr<nsIContentSecurityPolicy> csp;
|
|
nsCOMPtr<nsIReferrerInfo> referrerInfo;
|
|
rv = GetCreateWindowParams(aParent, aLoadState, aForceNoReferrer, &fullZoom,
|
|
getter_AddRefs(referrerInfo),
|
|
getter_AddRefs(triggeringPrincipal),
|
|
getter_AddRefs(csp));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
Maybe<URIParams> uriToLoad;
|
|
SerializeURI(aURI, uriToLoad);
|
|
|
|
if (name.LowerCaseEqualsLiteral("_blank")) {
|
|
name = EmptyString();
|
|
}
|
|
|
|
MOZ_DIAGNOSTIC_ASSERT(!nsContentUtils::IsSpecialName(name));
|
|
|
|
Unused << SendCreateWindowInDifferentProcess(
|
|
aTabOpener, aChromeFlags, aCalledFromJS, aPositionSpecified,
|
|
aSizeSpecified, uriToLoad, features, fullZoom, name,
|
|
triggeringPrincipal, csp, referrerInfo);
|
|
|
|
// We return NS_ERROR_ABORT, so that the caller knows that we've abandoned
|
|
// the window open as far as it is concerned.
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
if (aTabOpener) {
|
|
PopupIPCTabContext context;
|
|
openerTabId = aTabOpener->GetTabId();
|
|
context.opener() = openerTabId;
|
|
context.isMozBrowserElement() = aTabOpener->IsMozBrowserElement();
|
|
ipcContext = new IPCTabContext(context);
|
|
} else {
|
|
// It's possible to not have a BrowserChild opener in the case
|
|
// of ServiceWorker::OpenWindow.
|
|
UnsafeIPCTabContext unsafeTabContext;
|
|
ipcContext = new IPCTabContext(unsafeTabContext);
|
|
}
|
|
|
|
MOZ_ASSERT(ipcContext);
|
|
TabId tabId(nsContentUtils::GenerateTabId());
|
|
|
|
// We need to assign a TabGroup to the PBrowser actor before we send it to the
|
|
// parent. Otherwise, the parent could send messages to us before we have a
|
|
// proper TabGroup for that actor.
|
|
RefPtr<TabGroup> tabGroup;
|
|
RefPtr<BrowsingContext> openerBC;
|
|
if (aTabOpener && !aForceNoOpener) {
|
|
// The new actor will use the same tab group as the opener.
|
|
tabGroup = aTabOpener->TabGroup();
|
|
if (aParent) {
|
|
openerBC = nsPIDOMWindowOuter::From(aParent)->GetBrowsingContext();
|
|
}
|
|
} else {
|
|
tabGroup = new TabGroup();
|
|
}
|
|
|
|
RefPtr<BrowsingContext> browsingContext = BrowsingContext::Create(
|
|
nullptr, openerBC, aName, BrowsingContext::Type::Content);
|
|
|
|
browsingContext->SetPendingInitialization(true);
|
|
auto unsetPending = MakeScopeExit([browsingContext]() {
|
|
browsingContext->SetPendingInitialization(false);
|
|
});
|
|
|
|
TabContext newTabContext = aTabOpener ? *aTabOpener : TabContext();
|
|
|
|
// The initial about:blank document we generate within the nsDocShell will
|
|
// almost certainly be replaced at some point. Unfortunately, getting the
|
|
// principal right here causes bugs due to frame scripts not getting events
|
|
// they expect, due to the real initial about:blank not being created yet.
|
|
//
|
|
// For this reason, we intentionally mispredict the initial principal here, so
|
|
// that we can act the same as we did before when not predicting a result
|
|
// principal. This `PWindowGlobal` will almost immediately be destroyed.
|
|
nsCOMPtr<nsIPrincipal> initialPrincipal =
|
|
NullPrincipal::Create(newTabContext.OriginAttributesRef());
|
|
WindowGlobalInit windowInit = WindowGlobalActor::AboutBlankInitializer(
|
|
browsingContext, initialPrincipal);
|
|
|
|
auto windowChild = MakeRefPtr<WindowGlobalChild>(windowInit, nullptr);
|
|
|
|
auto newChild = MakeRefPtr<BrowserChild>(this, tabId, tabGroup, newTabContext,
|
|
browsingContext, aChromeFlags,
|
|
/* aIsTopLevel */ true);
|
|
|
|
if (aTabOpener) {
|
|
MOZ_ASSERT(ipcContext->type() == IPCTabContext::TPopupIPCTabContext);
|
|
ipcContext->get_PopupIPCTabContext().opener() = aTabOpener;
|
|
}
|
|
|
|
nsCOMPtr<nsIEventTarget> target =
|
|
tabGroup->EventTargetFor(TaskCategory::Other);
|
|
SetEventTargetForActor(newChild, target);
|
|
|
|
if (IsShuttingDown()) {
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
// Open a remote endpoint for our PBrowser actor.
|
|
ManagedEndpoint<PBrowserParent> parentEp = OpenPBrowserEndpoint(newChild);
|
|
if (NS_WARN_IF(!parentEp.IsValid())) {
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
// Open a remote endpoint for our PWindowGlobal actor.
|
|
ManagedEndpoint<PWindowGlobalParent> windowParentEp =
|
|
newChild->OpenPWindowGlobalEndpoint(windowChild);
|
|
if (NS_WARN_IF(!windowParentEp.IsValid())) {
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
// Tell the parent process to set up its PBrowserParent.
|
|
if (NS_WARN_IF(!SendConstructPopupBrowser(
|
|
std::move(parentEp), std::move(windowParentEp), tabId, *ipcContext,
|
|
windowInit, aChromeFlags))) {
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
windowChild->Init();
|
|
|
|
// Now that |newChild| has had its IPC link established, call |Init| to set it
|
|
// up.
|
|
if (NS_FAILED(newChild->Init(aParent, windowChild))) {
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
// Set to true when we're ready to return from this function.
|
|
bool ready = false;
|
|
|
|
// NOTE: Capturing by reference here is safe, as this function won't return
|
|
// until one of these callbacks is called.
|
|
auto resolve = [&](const CreatedWindowInfo& info) {
|
|
MOZ_RELEASE_ASSERT(NS_IsMainThread());
|
|
rv = info.rv();
|
|
*aWindowIsNew = info.windowOpened();
|
|
nsTArray<FrameScriptInfo> frameScripts(info.frameScripts());
|
|
uint32_t maxTouchPoints = info.maxTouchPoints();
|
|
DimensionInfo dimensionInfo = info.dimensions();
|
|
bool hasSiblings = info.hasSiblings();
|
|
|
|
// Once this function exits, we should try to exit the nested event loop.
|
|
ready = true;
|
|
|
|
// NOTE: We have to handle this immediately in the resolve callback in order
|
|
// to make sure that we don't process any more IPC messages before returning
|
|
// from ProvideWindowCommon.
|
|
|
|
// Handle the error which we got back from the parent process, if we got
|
|
// one.
|
|
if (NS_FAILED(rv)) {
|
|
return;
|
|
}
|
|
|
|
if (!*aWindowIsNew) {
|
|
rv = NS_ERROR_ABORT;
|
|
return;
|
|
}
|
|
|
|
// If the BrowserChild has been torn down, we don't need to do this anymore.
|
|
if (NS_WARN_IF(!newChild->IPCOpen() || newChild->IsDestroyed())) {
|
|
rv = NS_ERROR_ABORT;
|
|
return;
|
|
}
|
|
|
|
ParentShowInfo showInfo(EmptyString(), false, false, true, false, 0, 0, 0);
|
|
auto* opener = nsPIDOMWindowOuter::From(aParent);
|
|
nsIDocShell* openerShell;
|
|
if (opener && (openerShell = opener->GetDocShell())) {
|
|
nsCOMPtr<nsILoadContext> context = do_QueryInterface(openerShell);
|
|
showInfo =
|
|
ParentShowInfo(EmptyString(), false, context->UsePrivateBrowsing(),
|
|
true, false, aTabOpener->WebWidget()->GetDPI(),
|
|
aTabOpener->WebWidget()->RoundsWidgetCoordinatesTo(),
|
|
aTabOpener->WebWidget()->GetDefaultScale().scale);
|
|
}
|
|
|
|
newChild->SetMaxTouchPoints(maxTouchPoints);
|
|
newChild->SetHasSiblings(hasSiblings);
|
|
|
|
#ifdef MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
if (nsCOMPtr<nsPIDOMWindowOuter> outer =
|
|
do_GetInterface(newChild->WebNavigation())) {
|
|
BrowsingContext* bc = outer->GetBrowsingContext();
|
|
auto parentBC =
|
|
aParent
|
|
? nsPIDOMWindowOuter::From(aParent)->GetBrowsingContext()->Id()
|
|
: 0;
|
|
|
|
if (aForceNoOpener) {
|
|
MOZ_DIAGNOSTIC_ASSERT(!*aWindowIsNew || !bc->HadOriginalOpener());
|
|
MOZ_DIAGNOSTIC_ASSERT(bc->GetOpenerId() == 0);
|
|
} else {
|
|
MOZ_DIAGNOSTIC_ASSERT(!*aWindowIsNew ||
|
|
bc->HadOriginalOpener() == !!parentBC);
|
|
MOZ_DIAGNOSTIC_ASSERT(bc->GetOpenerId() == parentBC);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Unfortunately we don't get a window unless we've shown the frame. That's
|
|
// pretty bogus; see bug 763602.
|
|
newChild->DoFakeShow(showInfo);
|
|
|
|
newChild->RecvUpdateDimensions(dimensionInfo);
|
|
|
|
for (size_t i = 0; i < frameScripts.Length(); i++) {
|
|
FrameScriptInfo& info = frameScripts[i];
|
|
if (!newChild->RecvLoadRemoteScript(info.url(),
|
|
info.runInGlobalScope())) {
|
|
MOZ_CRASH();
|
|
}
|
|
}
|
|
|
|
if (xpc::IsInAutomation()) {
|
|
if (nsCOMPtr<nsPIDOMWindowOuter> outer =
|
|
do_GetInterface(newChild->WebNavigation())) {
|
|
nsCOMPtr<nsIObserverService> obs(services::GetObserverService());
|
|
obs->NotifyObservers(
|
|
outer, "dangerous:test-only:new-browser-child-ready", nullptr);
|
|
}
|
|
}
|
|
|
|
browsingContext.forget(aReturn);
|
|
};
|
|
|
|
// NOTE: Capturing by reference here is safe, as this function won't return
|
|
// until one of these callbacks is called.
|
|
auto reject = [&](ResponseRejectReason) {
|
|
MOZ_RELEASE_ASSERT(NS_IsMainThread());
|
|
NS_WARNING("windowCreated promise rejected");
|
|
rv = NS_ERROR_NOT_AVAILABLE;
|
|
ready = true;
|
|
};
|
|
|
|
// Send down the request to open the window.
|
|
if (aIframeMoz) {
|
|
MOZ_ASSERT(aTabOpener);
|
|
nsAutoCString url;
|
|
if (aURI) {
|
|
aURI->GetSpec(url);
|
|
} else {
|
|
// We can't actually send a nullptr up as the URI, since IPDL doesn't let
|
|
// us send nullptr's for primitives. We indicate that the nsString for the
|
|
// URI should be converted to a nullptr by voiding the string.
|
|
url.SetIsVoid(true);
|
|
}
|
|
|
|
// NOTE: BrowserFrameOpenWindowPromise is the same type as
|
|
// CreateWindowPromise, and this code depends on that fact.
|
|
newChild->SendBrowserFrameOpenWindow(
|
|
aTabOpener, NS_ConvertUTF8toUTF16(url), name, aForceNoReferrer,
|
|
NS_ConvertUTF8toUTF16(features), std::move(resolve), std::move(reject));
|
|
} else {
|
|
float fullZoom;
|
|
nsCOMPtr<nsIPrincipal> triggeringPrincipal;
|
|
nsCOMPtr<nsIContentSecurityPolicy> csp;
|
|
nsCOMPtr<nsIReferrerInfo> referrerInfo;
|
|
rv = GetCreateWindowParams(aParent, aLoadState, aForceNoReferrer, &fullZoom,
|
|
getter_AddRefs(referrerInfo),
|
|
getter_AddRefs(triggeringPrincipal),
|
|
getter_AddRefs(csp));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
Maybe<URIParams> uriToLoad;
|
|
if (aURI) {
|
|
SerializeURI(aURI, uriToLoad);
|
|
}
|
|
|
|
SendCreateWindow(aTabOpener, newChild, aChromeFlags, aCalledFromJS,
|
|
aPositionSpecified, aSizeSpecified, uriToLoad, features,
|
|
fullZoom, Principal(triggeringPrincipal), csp,
|
|
referrerInfo, std::move(resolve), std::move(reject));
|
|
}
|
|
|
|
// =======================
|
|
// Begin Nested Event Loop
|
|
// =======================
|
|
|
|
// We have to wait for a response from either SendCreateWindow or
|
|
// SendBrowserFrameOpenWindow with information we're going to need to return
|
|
// from this function, So we spin a nested event loop until they get back to
|
|
// us.
|
|
//
|
|
|
|
// Prevent the docshell from becoming active while the nested event loop is
|
|
// spinning.
|
|
newChild->AddPendingDocShellBlocker();
|
|
auto removePendingDocShellBlocker = MakeScopeExit([&] {
|
|
if (newChild) {
|
|
newChild->RemovePendingDocShellBlocker();
|
|
}
|
|
});
|
|
|
|
{
|
|
// Suppress event handling for all contexts in our BrowsingContextGroup so
|
|
// that event handlers cannot target our new window while it's still being
|
|
// opened. Note that pending events that were suppressed while our blocker
|
|
// was active will be dispatched asynchronously from a runnable dispatched
|
|
// to the main event loop after this function returns, not immediately when
|
|
// we leave this scope.
|
|
AutoSuppressEventHandlingAndSuspend seh(browsingContext->Group());
|
|
|
|
AutoNoJSAPI nojsapi;
|
|
|
|
// Spin the event loop until we get a response. Callers of this function
|
|
// already have to guard against an inner event loop spinning in the
|
|
// non-e10s case because of the need to spin one to create a new chrome
|
|
// window.
|
|
SpinEventLoopUntil([&]() { return ready; });
|
|
MOZ_RELEASE_ASSERT(ready,
|
|
"We are on the main thread, so we should not exit this "
|
|
"loop without ready being true.");
|
|
}
|
|
|
|
// =====================
|
|
// End Nested Event Loop
|
|
// =====================
|
|
|
|
// It's possible for our new BrowsingContext to become discarded during the
|
|
// nested event loop, in which case we shouldn't return it, since our callers
|
|
// will generally not be prepared to deal with that.
|
|
if (*aReturn && (*aReturn)->IsDiscarded()) {
|
|
NS_RELEASE(*aReturn);
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
// We should have the results already set by the callbacks.
|
|
MOZ_ASSERT_IF(NS_SUCCEEDED(rv), *aReturn);
|
|
return rv;
|
|
}
|
|
|
|
void ContentChild::GetProcessName(nsAString& aName) const {
|
|
aName.Assign(mProcessName);
|
|
}
|
|
|
|
void ContentChild::LaunchRDDProcess() {
|
|
SynchronousTask task("LaunchRDDProcess");
|
|
SystemGroup::Dispatch(
|
|
TaskCategory::Other,
|
|
NS_NewRunnableFunction("LaunchRDDProcess", [&task, this] {
|
|
AutoCompleteTask complete(&task);
|
|
nsresult rv;
|
|
Endpoint<PRemoteDecoderManagerChild> endpoint;
|
|
Unused << SendLaunchRDDProcess(&rv, &endpoint);
|
|
if (rv == NS_OK) {
|
|
RemoteDecoderManagerChild::InitForRDDProcess(std::move(endpoint));
|
|
}
|
|
}));
|
|
task.Wait();
|
|
}
|
|
|
|
bool ContentChild::IsAlive() const { return mIsAlive; }
|
|
|
|
bool ContentChild::IsShuttingDown() const { return mShuttingDown; }
|
|
|
|
void ContentChild::GetProcessName(nsACString& aName) const {
|
|
aName.Assign(NS_ConvertUTF16toUTF8(mProcessName));
|
|
}
|
|
|
|
/* static */
|
|
void ContentChild::AppendProcessId(nsACString& aName) {
|
|
if (!aName.IsEmpty()) {
|
|
aName.Append(' ');
|
|
}
|
|
unsigned pid = getpid();
|
|
aName.Append(nsPrintfCString("(pid %u)", pid));
|
|
}
|
|
|
|
void ContentChild::InitGraphicsDeviceData(const ContentDeviceData& aData) {
|
|
gfxPlatform::InitChild(aData);
|
|
}
|
|
|
|
void ContentChild::InitSharedUASheets(const Maybe<SharedMemoryHandle>& aHandle,
|
|
uintptr_t aAddress) {
|
|
MOZ_ASSERT_IF(!aHandle, !aAddress);
|
|
|
|
if (!aAddress) {
|
|
return;
|
|
}
|
|
|
|
// Map the shared memory storing the user agent style sheets. Do this as
|
|
// early as possible to maximize the chance of being able to map at the
|
|
// address we want.
|
|
GlobalStyleSheetCache::SetSharedMemory(*aHandle, aAddress);
|
|
}
|
|
|
|
void ContentChild::InitXPCOM(
|
|
const XPCOMInitData& aXPCOMInit,
|
|
const mozilla::dom::ipc::StructuredCloneData& aInitialData) {
|
|
// Do this as early as possible to get the parent process to initialize the
|
|
// background thread since we'll likely need database information very soon.
|
|
BackgroundChild::Startup();
|
|
|
|
#if defined(XP_WIN)
|
|
// DLL services untrusted modules processing depends on
|
|
// BackgroundChild::Startup having been called
|
|
RefPtr<DllServices> dllSvc(DllServices::Get());
|
|
dllSvc->StartUntrustedModulesProcessor();
|
|
#endif // defined(XP_WIN)
|
|
|
|
PBackgroundChild* actorChild = BackgroundChild::GetOrCreateForCurrentThread();
|
|
if (NS_WARN_IF(!actorChild)) {
|
|
MOZ_ASSERT_UNREACHABLE("PBackground init can't fail at this point");
|
|
return;
|
|
}
|
|
|
|
LSObject::Initialize();
|
|
|
|
ClientManager::Startup();
|
|
|
|
RemoteWorkerService::Initialize();
|
|
|
|
nsCOMPtr<nsIConsoleService> svc(do_GetService(NS_CONSOLESERVICE_CONTRACTID));
|
|
if (!svc) {
|
|
NS_WARNING("Couldn't acquire console service");
|
|
return;
|
|
}
|
|
|
|
mConsoleListener = new ConsoleListener(this);
|
|
if (NS_FAILED(svc->RegisterListener(mConsoleListener)))
|
|
NS_WARNING("Couldn't register console listener for child process");
|
|
|
|
mAvailableDictionaries = aXPCOMInit.dictionaries();
|
|
|
|
RecvSetOffline(aXPCOMInit.isOffline());
|
|
RecvSetConnectivity(aXPCOMInit.isConnected());
|
|
LocaleService::GetInstance()->AssignAppLocales(aXPCOMInit.appLocales());
|
|
LocaleService::GetInstance()->AssignRequestedLocales(
|
|
aXPCOMInit.requestedLocales());
|
|
|
|
RecvSetCaptivePortalState(aXPCOMInit.captivePortalState());
|
|
RecvBidiKeyboardNotify(aXPCOMInit.isLangRTL(),
|
|
aXPCOMInit.haveBidiKeyboards());
|
|
|
|
// Create the CPOW manager as soon as possible.
|
|
SendPJavaScriptConstructor();
|
|
|
|
if (aXPCOMInit.domainPolicy().active()) {
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
MOZ_ASSERT(ssm);
|
|
ssm->ActivateDomainPolicyInternal(getter_AddRefs(mPolicy));
|
|
if (!mPolicy) {
|
|
MOZ_CRASH("Failed to activate domain policy.");
|
|
}
|
|
mPolicy->ApplyClone(&aXPCOMInit.domainPolicy());
|
|
}
|
|
|
|
nsCOMPtr<nsIClipboard> clipboard(
|
|
do_GetService("@mozilla.org/widget/clipboard;1"));
|
|
if (nsCOMPtr<nsIClipboardProxy> clipboardProxy =
|
|
do_QueryInterface(clipboard)) {
|
|
clipboardProxy->SetCapabilities(aXPCOMInit.clipboardCaps());
|
|
}
|
|
|
|
{
|
|
AutoJSAPI jsapi;
|
|
if (NS_WARN_IF(!jsapi.Init(xpc::PrivilegedJunkScope()))) {
|
|
MOZ_CRASH();
|
|
}
|
|
ErrorResult rv;
|
|
JS::RootedValue data(jsapi.cx());
|
|
mozilla::dom::ipc::StructuredCloneData id;
|
|
id.Copy(aInitialData);
|
|
id.Read(jsapi.cx(), &data, rv);
|
|
if (NS_WARN_IF(rv.Failed())) {
|
|
MOZ_CRASH();
|
|
}
|
|
auto* global = ContentProcessMessageManager::Get();
|
|
global->SetInitialProcessData(data);
|
|
}
|
|
|
|
// The stylesheet cache is not ready yet. Store this URL for future use.
|
|
nsCOMPtr<nsIURI> ucsURL = DeserializeURI(aXPCOMInit.userContentSheetURL());
|
|
GlobalStyleSheetCache::SetUserContentCSSURL(ucsURL);
|
|
|
|
GfxInfoBase::SetFeatureStatus(aXPCOMInit.gfxFeatureStatus());
|
|
|
|
DataStorage::SetCachedStorageEntries(aXPCOMInit.dataStorage());
|
|
|
|
// Set the dynamic scalar definitions for this process.
|
|
TelemetryIPC::AddDynamicScalarDefinitions(aXPCOMInit.dynamicScalarDefs());
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRequestMemoryReport(
|
|
const uint32_t& aGeneration, const bool& aAnonymize,
|
|
const bool& aMinimizeMemoryUsage,
|
|
const Maybe<mozilla::ipc::FileDescriptor>& aDMDFile) {
|
|
nsCString process;
|
|
GetProcessName(process);
|
|
AppendProcessId(process);
|
|
|
|
MemoryReportRequestClient::Start(
|
|
aGeneration, aAnonymize, aMinimizeMemoryUsage, aDMDFile, process,
|
|
[&](const MemoryReport& aReport) {
|
|
Unused << GetSingleton()->SendAddMemoryReport(aReport);
|
|
},
|
|
[&](const uint32_t& aGeneration) {
|
|
return GetSingleton()->SendFinishMemoryReport(aGeneration);
|
|
});
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvGetUntrustedModulesData(
|
|
GetUntrustedModulesDataResolver&& aResolver) {
|
|
#if defined(XP_WIN)
|
|
RefPtr<DllServices> dllSvc(DllServices::Get());
|
|
dllSvc->GetUntrustedModulesData()->Then(
|
|
GetMainThreadSerialEventTarget(), __func__,
|
|
[aResolver](Maybe<UntrustedModulesData>&& aData) {
|
|
aResolver(std::move(aData));
|
|
},
|
|
[aResolver](nsresult aReason) { aResolver(Nothing()); });
|
|
return IPC_OK();
|
|
#else
|
|
return IPC_FAIL(this, "Unsupported on this platform");
|
|
#endif // defined(XP_WIN)
|
|
}
|
|
|
|
PCycleCollectWithLogsChild* ContentChild::AllocPCycleCollectWithLogsChild(
|
|
const bool& aDumpAllTraces, const FileDescriptor& aGCLog,
|
|
const FileDescriptor& aCCLog) {
|
|
return do_AddRef(new CycleCollectWithLogsChild()).take();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPCycleCollectWithLogsConstructor(
|
|
PCycleCollectWithLogsChild* aActor, const bool& aDumpAllTraces,
|
|
const FileDescriptor& aGCLog, const FileDescriptor& aCCLog) {
|
|
// The sink's destructor is called when the last reference goes away, which
|
|
// will cause the actor to be closed down.
|
|
auto* actor = static_cast<CycleCollectWithLogsChild*>(aActor);
|
|
RefPtr<CycleCollectWithLogsChild::Sink> sink =
|
|
new CycleCollectWithLogsChild::Sink(actor, aGCLog, aCCLog);
|
|
|
|
// Invoke the dumper, which will take a reference to the sink.
|
|
nsCOMPtr<nsIMemoryInfoDumper> dumper =
|
|
do_GetService("@mozilla.org/memory-info-dumper;1");
|
|
dumper->DumpGCAndCCLogsToSink(aDumpAllTraces, sink);
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentChild::DeallocPCycleCollectWithLogsChild(
|
|
PCycleCollectWithLogsChild* aActor) {
|
|
RefPtr<CycleCollectWithLogsChild> actor =
|
|
dont_AddRef(static_cast<CycleCollectWithLogsChild*>(aActor));
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitGMPService(
|
|
Endpoint<PGMPServiceChild>&& aGMPService) {
|
|
if (!GMPServiceChild::Create(std::move(aGMPService))) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitProfiler(
|
|
Endpoint<PProfilerChild>&& aEndpoint) {
|
|
#ifdef MOZ_GECKO_PROFILER
|
|
mProfilerController = ChildProfilerController::Create(std::move(aEndpoint));
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvGMPsChanged(
|
|
nsTArray<GMPCapabilityData>&& capabilities) {
|
|
GeckoMediaPluginServiceChild::UpdateGMPCapabilities(std::move(capabilities));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitProcessHangMonitor(
|
|
Endpoint<PProcessHangMonitorChild>&& aHangMonitor) {
|
|
CreateHangMonitorChild(std::move(aHangMonitor));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::GetResultForRenderingInitFailure(
|
|
base::ProcessId aOtherPid) {
|
|
if (aOtherPid == base::GetCurrentProcId() || aOtherPid == OtherPid()) {
|
|
// If we are talking to ourselves, or the UI process, then that is a fatal
|
|
// protocol error.
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
// If we are talking to the GPU process, then we should recover from this on
|
|
// the next ContentChild::RecvReinitRendering call.
|
|
gfxCriticalNote << "Could not initialize rendering with GPU process";
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRequestPerformanceMetrics(
|
|
const nsID& aID) {
|
|
RefPtr<ContentChild> self = this;
|
|
RefPtr<AbstractThread> mainThread =
|
|
SystemGroup::AbstractMainThreadFor(TaskCategory::Performance);
|
|
nsTArray<RefPtr<PerformanceInfoPromise>> promises = CollectPerformanceInfo();
|
|
|
|
PerformanceInfoPromise::All(mainThread, promises)
|
|
->Then(
|
|
mainThread, __func__,
|
|
[self, aID](const nsTArray<mozilla::dom::PerformanceInfo>& aResult) {
|
|
self->SendAddPerformanceMetrics(aID, aResult);
|
|
},
|
|
[]() { /* silently fails -- the parent times out
|
|
and proceeds when the data is not coming back */
|
|
});
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
#if defined(XP_MACOSX)
|
|
extern "C" {
|
|
void CGSShutdownServerConnections();
|
|
};
|
|
#endif
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitRendering(
|
|
Endpoint<PCompositorManagerChild>&& aCompositor,
|
|
Endpoint<PImageBridgeChild>&& aImageBridge,
|
|
Endpoint<PVRManagerChild>&& aVRBridge,
|
|
Endpoint<PRemoteDecoderManagerChild>&& aVideoManager,
|
|
nsTArray<uint32_t>&& namespaces) {
|
|
MOZ_ASSERT(namespaces.Length() == 3);
|
|
|
|
// Note that for all of the methods below, if it can fail, it should only
|
|
// return false if the failure is an IPDL error. In such situations,
|
|
// ContentChild can reason about whether or not to wait for
|
|
// RecvReinitRendering (because we surmised the GPU process crashed), or if it
|
|
// should crash itself (because we are actually talking to the UI process). If
|
|
// there are localized failures (e.g. failed to spawn a thread), then it
|
|
// should MOZ_RELEASE_ASSERT or MOZ_CRASH as necessary instead.
|
|
if (!CompositorManagerChild::Init(std::move(aCompositor), namespaces[0])) {
|
|
return GetResultForRenderingInitFailure(aCompositor.OtherPid());
|
|
}
|
|
if (!CompositorManagerChild::CreateContentCompositorBridge(namespaces[1])) {
|
|
return GetResultForRenderingInitFailure(aCompositor.OtherPid());
|
|
}
|
|
if (!ImageBridgeChild::InitForContent(std::move(aImageBridge),
|
|
namespaces[2])) {
|
|
return GetResultForRenderingInitFailure(aImageBridge.OtherPid());
|
|
}
|
|
if (!gfx::VRManagerChild::InitForContent(std::move(aVRBridge))) {
|
|
return GetResultForRenderingInitFailure(aVRBridge.OtherPid());
|
|
}
|
|
RemoteDecoderManagerChild::InitForGPUProcess(std::move(aVideoManager));
|
|
|
|
#if defined(XP_MACOSX) && !defined(MOZ_SANDBOX)
|
|
// Close all current connections to the WindowServer. This ensures that the
|
|
// Activity Monitor will not label the content process as "Not responding"
|
|
// because it's not running a native event loop. See bug 1384336. When the
|
|
// build is configured with sandbox support, this is called during sandbox
|
|
// setup.
|
|
CGSShutdownServerConnections();
|
|
#endif
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvReinitRendering(
|
|
Endpoint<PCompositorManagerChild>&& aCompositor,
|
|
Endpoint<PImageBridgeChild>&& aImageBridge,
|
|
Endpoint<PVRManagerChild>&& aVRBridge,
|
|
Endpoint<PRemoteDecoderManagerChild>&& aVideoManager,
|
|
nsTArray<uint32_t>&& namespaces) {
|
|
MOZ_ASSERT(namespaces.Length() == 3);
|
|
nsTArray<RefPtr<BrowserChild>> tabs = BrowserChild::GetAll();
|
|
|
|
// Zap all the old layer managers we have lying around.
|
|
for (const auto& browserChild : tabs) {
|
|
if (browserChild->GetLayersId().IsValid()) {
|
|
browserChild->InvalidateLayers();
|
|
}
|
|
}
|
|
|
|
// Re-establish singleton bridges to the compositor.
|
|
if (!CompositorManagerChild::Init(std::move(aCompositor), namespaces[0])) {
|
|
return GetResultForRenderingInitFailure(aCompositor.OtherPid());
|
|
}
|
|
if (!CompositorManagerChild::CreateContentCompositorBridge(namespaces[1])) {
|
|
return GetResultForRenderingInitFailure(aCompositor.OtherPid());
|
|
}
|
|
if (!ImageBridgeChild::ReinitForContent(std::move(aImageBridge),
|
|
namespaces[2])) {
|
|
return GetResultForRenderingInitFailure(aImageBridge.OtherPid());
|
|
}
|
|
if (!gfx::VRManagerChild::InitForContent(std::move(aVRBridge))) {
|
|
return GetResultForRenderingInitFailure(aVRBridge.OtherPid());
|
|
}
|
|
gfxPlatform::GetPlatform()->CompositorUpdated();
|
|
|
|
// Establish new PLayerTransactions.
|
|
for (const auto& browserChild : tabs) {
|
|
if (browserChild->GetLayersId().IsValid()) {
|
|
browserChild->ReinitRendering();
|
|
}
|
|
}
|
|
|
|
RemoteDecoderManagerChild::InitForGPUProcess(std::move(aVideoManager));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvAudioDefaultDeviceChange() {
|
|
#ifdef XP_WIN
|
|
audio::AudioNotificationReceiver::NotifyDefaultDeviceChanged();
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvReinitRenderingForDeviceReset() {
|
|
gfxPlatform::GetPlatform()->CompositorUpdated();
|
|
|
|
nsTArray<RefPtr<BrowserChild>> tabs = BrowserChild::GetAll();
|
|
for (const auto& browserChild : tabs) {
|
|
if (browserChild->GetLayersId().IsValid()) {
|
|
browserChild->ReinitRenderingForDeviceReset();
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
extern "C" {
|
|
CGError CGSSetDenyWindowServerConnections(bool);
|
|
};
|
|
|
|
static void DisconnectWindowServer(bool aIsSandboxEnabled) {
|
|
// Close all current connections to the WindowServer. This ensures that the
|
|
// Activity Monitor will not label the content process as "Not responding"
|
|
// because it's not running a native event loop. See bug 1384336.
|
|
// This is required with or without the sandbox enabled. Until the
|
|
// window server is blocked as the policy level, this should be called
|
|
// just before CGSSetDenyWindowServerConnections() so there are no
|
|
// windowserver connections active when CGSSetDenyWindowServerConnections()
|
|
// is called.
|
|
CGSShutdownServerConnections();
|
|
|
|
// Actual security benefits are only acheived when we additionally deny
|
|
// future connections, however this currently breaks WebGL so it's not done
|
|
// by default.
|
|
if (aIsSandboxEnabled &&
|
|
Preferences::GetBool(
|
|
"security.sandbox.content.mac.disconnect-windowserver")) {
|
|
CGError result = CGSSetDenyWindowServerConnections(true);
|
|
MOZ_DIAGNOSTIC_ASSERT(result == kCGErrorSuccess);
|
|
# if !MOZ_DIAGNOSTIC_ASSERT_ENABLED
|
|
Unused << result;
|
|
# endif
|
|
}
|
|
}
|
|
#endif
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetProcessSandbox(
|
|
const Maybe<mozilla::ipc::FileDescriptor>& aBroker) {
|
|
// We may want to move the sandbox initialization somewhere else
|
|
// at some point; see bug 880808.
|
|
#if defined(MOZ_SANDBOX)
|
|
|
|
# ifdef MOZ_USING_WASM_SANDBOXING
|
|
mozilla::ipc::PreloadSandboxedDynamicLibraries();
|
|
# endif
|
|
|
|
bool sandboxEnabled = true;
|
|
# if defined(XP_LINUX)
|
|
// On Linux, we have to support systems that can't use any sandboxing.
|
|
if (!SandboxInfo::Get().CanSandboxContent()) {
|
|
sandboxEnabled = false;
|
|
} else {
|
|
// Pre-start audio before sandboxing; see bug 1443612.
|
|
if (StaticPrefs::media_cubeb_sandbox()) {
|
|
if (atp_set_real_time_limit(0, 48000)) {
|
|
NS_WARNING("could not set real-time limit at process startup");
|
|
}
|
|
InstallSoftRealTimeLimitHandler();
|
|
} else {
|
|
Unused << CubebUtils::GetCubebContext();
|
|
}
|
|
}
|
|
|
|
if (sandboxEnabled) {
|
|
sandboxEnabled = SetContentProcessSandbox(
|
|
ContentProcessSandboxParams::ForThisProcess(aBroker));
|
|
}
|
|
# elif defined(XP_WIN)
|
|
mozilla::SandboxTarget::Instance()->StartSandbox();
|
|
# elif defined(XP_MACOSX)
|
|
sandboxEnabled = (GetEffectiveContentSandboxLevel() >= 1);
|
|
DisconnectWindowServer(sandboxEnabled);
|
|
# endif
|
|
|
|
CrashReporter::AnnotateCrashReport(
|
|
CrashReporter::Annotation::ContentSandboxEnabled, sandboxEnabled);
|
|
# if defined(XP_LINUX) && !defined(OS_ANDROID)
|
|
CrashReporter::AnnotateCrashReport(
|
|
CrashReporter::Annotation::ContentSandboxCapabilities,
|
|
static_cast<int>(SandboxInfo::Get().AsInteger()));
|
|
# endif /* XP_LINUX && !OS_ANDROID */
|
|
// Use the prefix to avoid URIs from Fission isolated processes.
|
|
auto remoteTypePrefix = RemoteTypePrefix(GetRemoteType());
|
|
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::RemoteType,
|
|
NS_ConvertUTF16toUTF8(remoteTypePrefix));
|
|
#endif /* MOZ_SANDBOX */
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvBidiKeyboardNotify(
|
|
const bool& aIsLangRTL, const bool& aHaveBidiKeyboards) {
|
|
// bidi is always of type PuppetBidiKeyboard* (because in the child, the only
|
|
// possible implementation of nsIBidiKeyboard is PuppetBidiKeyboard).
|
|
PuppetBidiKeyboard* bidi =
|
|
static_cast<PuppetBidiKeyboard*>(nsContentUtils::GetBidiKeyboard());
|
|
if (bidi) {
|
|
bidi->SetBidiKeyboardInfo(aIsLangRTL, aHaveBidiKeyboards);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
static StaticRefPtr<CancelableRunnable> gFirstIdleTask;
|
|
|
|
static void FirstIdle(void) {
|
|
MOZ_ASSERT(gFirstIdleTask);
|
|
gFirstIdleTask = nullptr;
|
|
|
|
ContentChild::GetSingleton()->SendFirstIdle();
|
|
}
|
|
|
|
mozilla::jsipc::PJavaScriptChild* ContentChild::AllocPJavaScriptChild() {
|
|
MOZ_ASSERT(ManagedPJavaScriptChild().IsEmpty());
|
|
|
|
return NewJavaScriptChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPJavaScriptChild(PJavaScriptChild* aChild) {
|
|
ReleaseJavaScriptChild(aChild);
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvConstructBrowser(
|
|
ManagedEndpoint<PBrowserChild>&& aBrowserEp,
|
|
ManagedEndpoint<PWindowGlobalChild>&& aWindowEp, const TabId& aTabId,
|
|
const TabId& aSameTabGroupAs, const IPCTabContext& aContext,
|
|
const WindowGlobalInit& aWindowInit, const uint32_t& aChromeFlags,
|
|
const ContentParentId& aCpID, const bool& aIsForBrowser,
|
|
const bool& aIsTopLevel) {
|
|
MOZ_ASSERT(!IsShuttingDown());
|
|
|
|
static bool hasRunOnce = false;
|
|
if (!hasRunOnce) {
|
|
hasRunOnce = true;
|
|
MOZ_ASSERT(!gFirstIdleTask);
|
|
RefPtr<CancelableRunnable> firstIdleTask =
|
|
NewCancelableRunnableFunction("FirstIdleRunnable", FirstIdle);
|
|
gFirstIdleTask = firstIdleTask;
|
|
if (NS_FAILED(NS_DispatchToCurrentThreadQueue(firstIdleTask.forget(),
|
|
EventQueuePriority::Idle))) {
|
|
gFirstIdleTask = nullptr;
|
|
hasRunOnce = false;
|
|
}
|
|
}
|
|
|
|
if (aWindowInit.browsingContext().IsNullOrDiscarded()) {
|
|
return IPC_FAIL(this, "Null or discarded initial BrowsingContext");
|
|
}
|
|
|
|
// We'll happily accept any kind of IPCTabContext here; we don't need to
|
|
// check that it's of a certain type for security purposes, because we
|
|
// believe whatever the parent process tells us.
|
|
MaybeInvalidTabContext tc(aContext);
|
|
if (!tc.IsValid()) {
|
|
NS_ERROR(nsPrintfCString("Received an invalid TabContext from "
|
|
"the parent process. (%s) Crashing...",
|
|
tc.GetInvalidReason())
|
|
.get());
|
|
MOZ_CRASH("Invalid TabContext received from the parent process.");
|
|
}
|
|
|
|
auto windowChild = MakeRefPtr<WindowGlobalChild>(aWindowInit, nullptr);
|
|
|
|
RefPtr<BrowserChild> browserChild = BrowserChild::Create(
|
|
this, aTabId, aSameTabGroupAs, tc.GetTabContext(),
|
|
aWindowInit.browsingContext().get(), aChromeFlags, aIsTopLevel);
|
|
|
|
// Bind the created BrowserChild to IPC to actually link the actor.
|
|
if (NS_WARN_IF(!BindPBrowserEndpoint(std::move(aBrowserEp), browserChild))) {
|
|
return IPC_FAIL(this, "BindPBrowserEndpoint failed");
|
|
}
|
|
|
|
if (NS_WARN_IF(!browserChild->BindPWindowGlobalEndpoint(std::move(aWindowEp),
|
|
windowChild))) {
|
|
return IPC_FAIL(this, "BindPWindowGlobalEndpoint failed");
|
|
}
|
|
windowChild->Init();
|
|
|
|
// Ensure that a TabGroup is set for our BrowserChild before running `Init`.
|
|
if (!browserChild->mTabGroup) {
|
|
browserChild->mTabGroup = TabGroup::GetFromActor(browserChild);
|
|
|
|
if (!browserChild->mTabGroup) {
|
|
browserChild->mTabGroup = new TabGroup();
|
|
MOZ_DIAGNOSTIC_ASSERT(aSameTabGroupAs != 0);
|
|
}
|
|
}
|
|
|
|
if (NS_WARN_IF(
|
|
NS_FAILED(browserChild->Init(/* aOpener */ nullptr, windowChild)))) {
|
|
return IPC_FAIL(browserChild, "BrowserChild::Init failed");
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
if (os) {
|
|
os->NotifyObservers(static_cast<nsIBrowserChild*>(browserChild),
|
|
"tab-child-created", nullptr);
|
|
}
|
|
// Notify parent that we are ready to handle input events.
|
|
browserChild->SendRemoteIsReadyToHandleInputEvents();
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentChild::GetAvailableDictionaries(nsTArray<nsString>& aDictionaries) {
|
|
aDictionaries = mAvailableDictionaries;
|
|
}
|
|
|
|
PFileDescriptorSetChild* ContentChild::SendPFileDescriptorSetConstructor(
|
|
const FileDescriptor& aFD) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (IsShuttingDown()) {
|
|
return nullptr;
|
|
}
|
|
|
|
return PContentChild::SendPFileDescriptorSetConstructor(aFD);
|
|
}
|
|
|
|
PFileDescriptorSetChild* ContentChild::AllocPFileDescriptorSetChild(
|
|
const FileDescriptor& aFD) {
|
|
return new FileDescriptorSetChild(aFD);
|
|
}
|
|
|
|
bool ContentChild::DeallocPFileDescriptorSetChild(
|
|
PFileDescriptorSetChild* aActor) {
|
|
delete static_cast<FileDescriptorSetChild*>(aActor);
|
|
return true;
|
|
}
|
|
|
|
already_AddRefed<PIPCBlobInputStreamChild>
|
|
ContentChild::AllocPIPCBlobInputStreamChild(const nsID& aID,
|
|
const uint64_t& aSize) {
|
|
RefPtr<IPCBlobInputStreamChild> actor =
|
|
new IPCBlobInputStreamChild(aID, aSize);
|
|
return actor.forget();
|
|
}
|
|
|
|
mozilla::PRemoteSpellcheckEngineChild*
|
|
ContentChild::AllocPRemoteSpellcheckEngineChild() {
|
|
MOZ_CRASH(
|
|
"Default Constructor for PRemoteSpellcheckEngineChild should never be "
|
|
"called");
|
|
return nullptr;
|
|
}
|
|
|
|
bool ContentChild::DeallocPRemoteSpellcheckEngineChild(
|
|
PRemoteSpellcheckEngineChild* child) {
|
|
delete child;
|
|
return true;
|
|
}
|
|
|
|
PPresentationChild* ContentChild::AllocPPresentationChild() {
|
|
MOZ_CRASH("We should never be manually allocating PPresentationChild actors");
|
|
return nullptr;
|
|
}
|
|
|
|
bool ContentChild::DeallocPPresentationChild(PPresentationChild* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvNotifyPresentationReceiverLaunched(
|
|
PBrowserChild* aIframe, const nsString& aSessionId) {
|
|
nsCOMPtr<nsIDocShell> docShell =
|
|
do_GetInterface(static_cast<BrowserChild*>(aIframe)->WebNavigation());
|
|
NS_WARNING_ASSERTION(docShell, "WebNavigation failed");
|
|
|
|
nsCOMPtr<nsIPresentationService> service =
|
|
do_GetService(PRESENTATION_SERVICE_CONTRACTID);
|
|
NS_WARNING_ASSERTION(service, "presentation service is missing");
|
|
|
|
Unused << NS_WARN_IF(
|
|
NS_FAILED(static_cast<PresentationIPCService*>(service.get())
|
|
->MonitorResponderLoading(aSessionId, docShell)));
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvNotifyPresentationReceiverCleanUp(
|
|
const nsString& aSessionId) {
|
|
nsCOMPtr<nsIPresentationService> service =
|
|
do_GetService(PRESENTATION_SERVICE_CONTRACTID);
|
|
NS_WARNING_ASSERTION(service, "presentation service is missing");
|
|
|
|
Unused << NS_WARN_IF(NS_FAILED(service->UntrackSessionInfo(
|
|
aSessionId, nsIPresentationService::ROLE_RECEIVER)));
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvNotifyEmptyHTTPCache() {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(nullptr, "cacheservice:empty-cache", nullptr);
|
|
return IPC_OK();
|
|
}
|
|
|
|
PHalChild* ContentChild::AllocPHalChild() { return CreateHalChild(); }
|
|
|
|
bool ContentChild::DeallocPHalChild(PHalChild* aHal) {
|
|
delete aHal;
|
|
return true;
|
|
}
|
|
|
|
devtools::PHeapSnapshotTempFileHelperChild*
|
|
ContentChild::AllocPHeapSnapshotTempFileHelperChild() {
|
|
return devtools::HeapSnapshotTempFileHelperChild::Create();
|
|
}
|
|
|
|
bool ContentChild::DeallocPHeapSnapshotTempFileHelperChild(
|
|
devtools::PHeapSnapshotTempFileHelperChild* aHeapSnapshotHelper) {
|
|
delete aHeapSnapshotHelper;
|
|
return true;
|
|
}
|
|
|
|
PTestShellChild* ContentChild::AllocPTestShellChild() {
|
|
return new TestShellChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPTestShellChild(PTestShellChild* shell) {
|
|
delete shell;
|
|
return true;
|
|
}
|
|
|
|
jsipc::CPOWManager* ContentChild::GetCPOWManager() {
|
|
if (PJavaScriptChild* c =
|
|
LoneManagedOrNullAsserts(ManagedPJavaScriptChild())) {
|
|
return CPOWManagerFor(c);
|
|
}
|
|
return CPOWManagerFor(SendPJavaScriptConstructor());
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPTestShellConstructor(
|
|
PTestShellChild* actor) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentChild::UpdateCookieStatus(nsIChannel* aChannel) {
|
|
RefPtr<CookieServiceChild> csChild = CookieServiceChild::GetSingleton();
|
|
NS_ASSERTION(csChild, "Couldn't get CookieServiceChild");
|
|
|
|
csChild->TrackCookieLoad(aChannel);
|
|
}
|
|
|
|
PScriptCacheChild* ContentChild::AllocPScriptCacheChild(
|
|
const FileDescOrError& cacheFile, const bool& wantCacheData) {
|
|
return new loader::ScriptCacheChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPScriptCacheChild(PScriptCacheChild* cache) {
|
|
delete static_cast<loader::ScriptCacheChild*>(cache);
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPScriptCacheConstructor(
|
|
PScriptCacheChild* actor, const FileDescOrError& cacheFile,
|
|
const bool& wantCacheData) {
|
|
Maybe<FileDescriptor> fd;
|
|
if (cacheFile.type() == cacheFile.TFileDescriptor) {
|
|
fd.emplace(cacheFile.get_FileDescriptor());
|
|
}
|
|
|
|
static_cast<loader::ScriptCacheChild*>(actor)->Init(fd, wantCacheData);
|
|
return IPC_OK();
|
|
}
|
|
|
|
PNeckoChild* ContentChild::AllocPNeckoChild() { return new NeckoChild(); }
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvNetworkLinkTypeChange(
|
|
const uint32_t& aType) {
|
|
mNetworkLinkType = aType;
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
obs->NotifyObservers(nullptr, "contentchild:network-link-type-changed",
|
|
nullptr);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentChild::DeallocPNeckoChild(PNeckoChild* necko) {
|
|
delete necko;
|
|
return true;
|
|
}
|
|
|
|
PPrintingChild* ContentChild::AllocPPrintingChild() {
|
|
// The ContentParent should never attempt to allocate the nsPrintingProxy,
|
|
// which implements PPrintingChild. Instead, the nsPrintingProxy service is
|
|
// requested and instantiated via XPCOM, and the constructor of
|
|
// nsPrintingProxy sets up the IPC connection.
|
|
MOZ_CRASH("Should never get here!");
|
|
return nullptr;
|
|
}
|
|
|
|
bool ContentChild::DeallocPPrintingChild(PPrintingChild* printing) {
|
|
return true;
|
|
}
|
|
|
|
PChildToParentStreamChild* ContentChild::SendPChildToParentStreamConstructor(
|
|
PChildToParentStreamChild* aActor) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (IsShuttingDown()) {
|
|
return nullptr;
|
|
}
|
|
|
|
return PContentChild::SendPChildToParentStreamConstructor(aActor);
|
|
}
|
|
|
|
PChildToParentStreamChild* ContentChild::AllocPChildToParentStreamChild() {
|
|
MOZ_CRASH("PChildToParentStreamChild actors should be manually constructed!");
|
|
}
|
|
|
|
bool ContentChild::DeallocPChildToParentStreamChild(
|
|
PChildToParentStreamChild* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PParentToChildStreamChild* ContentChild::AllocPParentToChildStreamChild() {
|
|
return mozilla::ipc::AllocPParentToChildStreamChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPParentToChildStreamChild(
|
|
PParentToChildStreamChild* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
media::PMediaChild* ContentChild::AllocPMediaChild() {
|
|
return media::AllocPMediaChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPMediaChild(media::PMediaChild* aActor) {
|
|
return media::DeallocPMediaChild(aActor);
|
|
}
|
|
|
|
PBenchmarkStorageChild* ContentChild::AllocPBenchmarkStorageChild() {
|
|
return BenchmarkStorageChild::Instance();
|
|
}
|
|
|
|
bool ContentChild::DeallocPBenchmarkStorageChild(
|
|
PBenchmarkStorageChild* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
#ifdef MOZ_WEBSPEECH
|
|
PSpeechSynthesisChild* ContentChild::AllocPSpeechSynthesisChild() {
|
|
MOZ_CRASH("No one should be allocating PSpeechSynthesisChild actors");
|
|
}
|
|
|
|
bool ContentChild::DeallocPSpeechSynthesisChild(PSpeechSynthesisChild* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
PWebrtcGlobalChild* ContentChild::AllocPWebrtcGlobalChild() {
|
|
#ifdef MOZ_WEBRTC
|
|
auto* child = new WebrtcGlobalChild();
|
|
return child;
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool ContentChild::DeallocPWebrtcGlobalChild(PWebrtcGlobalChild* aActor) {
|
|
#ifdef MOZ_WEBRTC
|
|
delete static_cast<WebrtcGlobalChild*>(aActor);
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRegisterChrome(
|
|
nsTArray<ChromePackage>&& packages,
|
|
nsTArray<SubstitutionMapping>&& resources,
|
|
nsTArray<OverrideMapping>&& overrides, const nsCString& locale,
|
|
const bool& reset) {
|
|
nsCOMPtr<nsIChromeRegistry> registrySvc = nsChromeRegistry::GetService();
|
|
nsChromeRegistryContent* chromeRegistry =
|
|
static_cast<nsChromeRegistryContent*>(registrySvc.get());
|
|
if (!chromeRegistry) {
|
|
return IPC_FAIL(this, "ChromeRegistryContent is null!");
|
|
}
|
|
chromeRegistry->RegisterRemoteChrome(packages, resources, overrides, locale,
|
|
reset);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRegisterChromeItem(
|
|
const ChromeRegistryItem& item) {
|
|
nsCOMPtr<nsIChromeRegistry> registrySvc = nsChromeRegistry::GetService();
|
|
nsChromeRegistryContent* chromeRegistry =
|
|
static_cast<nsChromeRegistryContent*>(registrySvc.get());
|
|
if (!chromeRegistry) {
|
|
return IPC_FAIL(this, "ChromeRegistryContent is null!");
|
|
}
|
|
switch (item.type()) {
|
|
case ChromeRegistryItem::TChromePackage:
|
|
chromeRegistry->RegisterPackage(item.get_ChromePackage());
|
|
break;
|
|
|
|
case ChromeRegistryItem::TOverrideMapping:
|
|
chromeRegistry->RegisterOverride(item.get_OverrideMapping());
|
|
break;
|
|
|
|
case ChromeRegistryItem::TSubstitutionMapping:
|
|
chromeRegistry->RegisterSubstitution(item.get_SubstitutionMapping());
|
|
break;
|
|
|
|
default:
|
|
MOZ_ASSERT(false, "bad chrome item");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvClearImageCache(
|
|
const bool& privateLoader, const bool& chrome) {
|
|
imgLoader* loader = privateLoader ? imgLoader::PrivateBrowsingLoader()
|
|
: imgLoader::NormalLoader();
|
|
|
|
loader->ClearCache(chrome);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetOffline(const bool& offline) {
|
|
nsCOMPtr<nsIIOService> io(do_GetIOService());
|
|
NS_ASSERTION(io, "IO Service can not be null");
|
|
|
|
io->SetOffline(offline);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetConnectivity(
|
|
const bool& connectivity) {
|
|
nsCOMPtr<nsIIOService> io(do_GetIOService());
|
|
nsCOMPtr<nsIIOServiceInternal> ioInternal(do_QueryInterface(io));
|
|
NS_ASSERTION(ioInternal, "IO Service can not be null");
|
|
|
|
ioInternal->SetConnectivity(connectivity);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetCaptivePortalState(
|
|
const int32_t& aState) {
|
|
nsCOMPtr<nsICaptivePortalService> cps = do_GetService(NS_CAPTIVEPORTAL_CID);
|
|
if (!cps) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::net::CaptivePortalService* portal =
|
|
static_cast<mozilla::net::CaptivePortalService*>(cps.get());
|
|
portal->SetStateInChild(aState);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentChild::ActorDestroy(ActorDestroyReason why) {
|
|
if (mForceKillTimer) {
|
|
mForceKillTimer->Cancel();
|
|
mForceKillTimer = nullptr;
|
|
}
|
|
|
|
if (AbnormalShutdown == why) {
|
|
NS_WARNING("shutting down early because of crash!");
|
|
ProcessChild::QuickExit();
|
|
}
|
|
|
|
#ifndef NS_FREE_PERMANENT_DATA
|
|
// In release builds, there's no point in the content process
|
|
// going through the full XPCOM shutdown path, because it doesn't
|
|
// keep persistent state.
|
|
ProcessChild::QuickExit();
|
|
#else
|
|
# if defined(XP_WIN)
|
|
RefPtr<DllServices> dllSvc(DllServices::Get());
|
|
dllSvc->DisableFull();
|
|
# endif // defined(XP_WIN)
|
|
|
|
if (gFirstIdleTask) {
|
|
gFirstIdleTask->Cancel();
|
|
gFirstIdleTask = nullptr;
|
|
}
|
|
|
|
BlobURLProtocolHandler::RemoveDataEntries();
|
|
|
|
mSharedData = nullptr;
|
|
|
|
mAlertObservers.Clear();
|
|
|
|
mIdleObservers.Clear();
|
|
|
|
mBrowsingContextGroupHolder.Clear();
|
|
|
|
nsCOMPtr<nsIConsoleService> svc(do_GetService(NS_CONSOLESERVICE_CONTRACTID));
|
|
if (svc) {
|
|
svc->UnregisterListener(mConsoleListener);
|
|
mConsoleListener->mChild = nullptr;
|
|
}
|
|
mIsAlive = false;
|
|
|
|
CrashReporterClient::DestroySingleton();
|
|
|
|
XRE_ShutdownChildProcess();
|
|
#endif // NS_FREE_PERMANENT_DATA
|
|
}
|
|
|
|
void ContentChild::ProcessingError(Result aCode, const char* aReason) {
|
|
switch (aCode) {
|
|
case MsgDropped:
|
|
NS_WARNING("MsgDropped in ContentChild");
|
|
return;
|
|
|
|
case MsgNotKnown:
|
|
case MsgNotAllowed:
|
|
case MsgPayloadError:
|
|
case MsgProcessingError:
|
|
case MsgRouteError:
|
|
case MsgValueError:
|
|
break;
|
|
|
|
default:
|
|
MOZ_CRASH("not reached");
|
|
}
|
|
|
|
nsDependentCString reason(aReason);
|
|
CrashReporter::AnnotateCrashReport(
|
|
CrashReporter::Annotation::ipc_channel_error, reason);
|
|
|
|
MOZ_CRASH("Content child abort due to IPC error");
|
|
}
|
|
|
|
nsresult ContentChild::AddRemoteAlertObserver(const nsString& aData,
|
|
nsIObserver* aObserver) {
|
|
NS_ASSERTION(aObserver, "Adding a null observer?");
|
|
mAlertObservers.AppendElement(new AlertObserver(aObserver, aData));
|
|
return NS_OK;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPreferenceUpdate(const Pref& aPref) {
|
|
Preferences::SetPreference(aPref);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvVarUpdate(const GfxVarUpdate& aVar) {
|
|
gfx::gfxVars::ApplyUpdate(aVar);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdatePerfStatsCollectionMask(
|
|
const uint64_t& aMask) {
|
|
PerfStats::SetCollectionMask(static_cast<PerfStats::MetricMask>(aMask));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvCollectPerfStatsJSON(
|
|
CollectPerfStatsJSONResolver&& aResolver) {
|
|
aResolver(PerfStats::CollectLocalPerfStatsJSON());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDataStoragePut(
|
|
const nsString& aFilename, const DataStorageItem& aItem) {
|
|
RefPtr<DataStorage> storage = DataStorage::GetFromRawFileName(aFilename);
|
|
if (storage) {
|
|
storage->Put(aItem.key(), aItem.value(), aItem.type());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDataStorageRemove(
|
|
const nsString& aFilename, const nsCString& aKey,
|
|
const DataStorageType& aType) {
|
|
RefPtr<DataStorage> storage = DataStorage::GetFromRawFileName(aFilename);
|
|
if (storage) {
|
|
storage->Remove(aKey, aType);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDataStorageClear(
|
|
const nsString& aFilename) {
|
|
RefPtr<DataStorage> storage = DataStorage::GetFromRawFileName(aFilename);
|
|
if (storage) {
|
|
storage->Clear();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvNotifyAlertsObserver(
|
|
const nsCString& aType, const nsString& aData) {
|
|
for (uint32_t i = 0; i < mAlertObservers.Length();
|
|
/*we mutate the array during the loop; ++i iff no mutation*/) {
|
|
AlertObserver* observer = mAlertObservers[i];
|
|
if (observer->Observes(aData) && observer->Notify(aType)) {
|
|
// if aType == alertfinished, this alert is done. we can
|
|
// remove the observer.
|
|
if (aType.Equals(nsDependentCString("alertfinished"))) {
|
|
mAlertObservers.RemoveElementAt(i);
|
|
continue;
|
|
}
|
|
}
|
|
++i;
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
// NOTE: This method is being run in the SystemGroup, and thus cannot directly
|
|
// touch pages. See GetSpecificMessageEventTarget.
|
|
mozilla::ipc::IPCResult ContentChild::RecvNotifyVisited(
|
|
nsTArray<VisitedQueryResult>&& aURIs) {
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (!history) {
|
|
return IPC_OK();
|
|
}
|
|
for (const VisitedQueryResult& result : aURIs) {
|
|
nsCOMPtr<nsIURI> newURI = DeserializeURI(result.uri());
|
|
if (!newURI) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
auto status = result.visited() ? IHistory::VisitedStatus::Visited
|
|
: IHistory::VisitedStatus::Unvisited;
|
|
history->NotifyVisited(newURI, status);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvLoadProcessScript(
|
|
const nsString& aURL) {
|
|
auto* global = ContentProcessMessageManager::Get();
|
|
global->LoadScript(aURL);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvAsyncMessage(
|
|
const nsString& aMsg, nsTArray<CpowEntry>&& aCpows,
|
|
const IPC::Principal& aPrincipal, const ClonedMessageData& aData) {
|
|
AUTO_PROFILER_LABEL_DYNAMIC_LOSSY_NSSTRING("ContentChild::RecvAsyncMessage",
|
|
OTHER, aMsg);
|
|
MMPrinter::Print("ContentChild::RecvAsyncMessage", aMsg, aData);
|
|
|
|
CrossProcessCpowHolder cpows(this, aCpows);
|
|
RefPtr<nsFrameMessageManager> cpm =
|
|
nsFrameMessageManager::GetChildProcessManager();
|
|
if (cpm) {
|
|
StructuredCloneData data;
|
|
ipc::UnpackClonedMessageDataForChild(aData, data);
|
|
cpm->ReceiveMessage(cpm, nullptr, aMsg, false, &data, &cpows, aPrincipal,
|
|
nullptr, IgnoreErrors());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRegisterStringBundles(
|
|
nsTArray<mozilla::dom::StringBundleDescriptor>&& aDescriptors) {
|
|
nsCOMPtr<nsIStringBundleService> stringBundleService =
|
|
services::GetStringBundleService();
|
|
|
|
for (auto& descriptor : aDescriptors) {
|
|
stringBundleService->RegisterContentBundle(
|
|
descriptor.bundleURL(), descriptor.mapFile(), descriptor.mapSize());
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateSharedData(
|
|
const FileDescriptor& aMapFile, const uint32_t& aMapSize,
|
|
nsTArray<IPCBlob>&& aBlobs, nsTArray<nsCString>&& aChangedKeys) {
|
|
nsTArray<RefPtr<BlobImpl>> blobImpls(aBlobs.Length());
|
|
for (auto& ipcBlob : aBlobs) {
|
|
blobImpls.AppendElement(IPCBlobUtils::Deserialize(ipcBlob));
|
|
}
|
|
|
|
if (mSharedData) {
|
|
mSharedData->Update(aMapFile, aMapSize, std::move(blobImpls),
|
|
std::move(aChangedKeys));
|
|
} else {
|
|
mSharedData =
|
|
new SharedMap(ContentProcessMessageManager::Get()->GetParentObject(),
|
|
aMapFile, aMapSize, std::move(blobImpls));
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvFontListChanged() {
|
|
gfxPlatformFontList::PlatformFontList()->FontListChanged();
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvGeolocationUpdate(
|
|
nsIDOMGeoPosition* aPosition) {
|
|
RefPtr<nsGeolocationService> gs =
|
|
nsGeolocationService::GetGeolocationService();
|
|
if (!gs) {
|
|
return IPC_OK();
|
|
}
|
|
gs->Update(aPosition);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvGeolocationError(
|
|
const uint16_t& errorCode) {
|
|
RefPtr<nsGeolocationService> gs =
|
|
nsGeolocationService::GetGeolocationService();
|
|
if (!gs) {
|
|
return IPC_OK();
|
|
}
|
|
gs->NotifyError(errorCode);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateDictionaryList(
|
|
nsTArray<nsString>&& aDictionaries) {
|
|
mAvailableDictionaries = aDictionaries;
|
|
mozInlineSpellChecker::UpdateCanEnableInlineSpellChecking();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateFontList(
|
|
nsTArray<SystemFontListEntry>&& aFontList) {
|
|
mFontList = std::move(aFontList);
|
|
gfxPlatform::GetPlatform()->UpdateFontList();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRebuildFontList() {
|
|
gfxPlatform::GetPlatform()->UpdateFontList();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateAppLocales(
|
|
nsTArray<nsCString>&& aAppLocales) {
|
|
LocaleService::GetInstance()->AssignAppLocales(aAppLocales);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateRequestedLocales(
|
|
nsTArray<nsCString>&& aRequestedLocales) {
|
|
LocaleService::GetInstance()->AssignRequestedLocales(aRequestedLocales);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvAddPermission(
|
|
const IPC::Permission& permission) {
|
|
nsCOMPtr<nsIPermissionManager> permissionManagerIface =
|
|
services::GetPermissionManager();
|
|
nsPermissionManager* permissionManager =
|
|
static_cast<nsPermissionManager*>(permissionManagerIface.get());
|
|
MOZ_ASSERT(permissionManager,
|
|
"We have no permissionManager in the Content process !");
|
|
|
|
// note we do not need to force mUserContextId to the default here because
|
|
// the permission manager does that internally.
|
|
nsAutoCString originNoSuffix;
|
|
OriginAttributes attrs;
|
|
bool success = attrs.PopulateFromOrigin(permission.origin, originNoSuffix);
|
|
NS_ENSURE_TRUE(success, IPC_FAIL_NO_REASON(this));
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = NS_NewURI(getter_AddRefs(uri), originNoSuffix);
|
|
NS_ENSURE_SUCCESS(rv, IPC_OK());
|
|
|
|
nsCOMPtr<nsIPrincipal> principal =
|
|
mozilla::BasePrincipal::CreateContentPrincipal(uri, attrs);
|
|
|
|
// child processes don't care about modification time.
|
|
int64_t modificationTime = 0;
|
|
|
|
permissionManager->AddInternal(
|
|
principal, nsCString(permission.type), permission.capability, 0,
|
|
permission.expireType, permission.expireTime, modificationTime,
|
|
nsPermissionManager::eNotify, nsPermissionManager::eNoDBOperation);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRemoveAllPermissions() {
|
|
nsCOMPtr<nsIPermissionManager> permissionManagerIface =
|
|
services::GetPermissionManager();
|
|
nsPermissionManager* permissionManager =
|
|
static_cast<nsPermissionManager*>(permissionManagerIface.get());
|
|
MOZ_ASSERT(permissionManager,
|
|
"We have no permissionManager in the Content process !");
|
|
|
|
permissionManager->RemoveAllFromIPC();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvFlushMemory(const nsString& reason) {
|
|
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
|
|
if (!mShuttingDown && os) {
|
|
os->NotifyObservers(nullptr, "memory-pressure", reason.get());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvActivateA11y(
|
|
const uint32_t& aMainChromeTid, const uint32_t& aMsaaID) {
|
|
#ifdef ACCESSIBILITY
|
|
# ifdef XP_WIN
|
|
MOZ_ASSERT(aMainChromeTid != 0);
|
|
mMainChromeTid = aMainChromeTid;
|
|
|
|
MOZ_ASSERT(aMsaaID != 0);
|
|
mMsaaID = aMsaaID;
|
|
# endif // XP_WIN
|
|
|
|
// Start accessibility in content process if it's running in chrome
|
|
// process.
|
|
GetOrCreateAccService(nsAccessibilityService::eMainProcess);
|
|
#endif // ACCESSIBILITY
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvShutdownA11y() {
|
|
#ifdef ACCESSIBILITY
|
|
// Try to shutdown accessibility in content process if it's shutting down in
|
|
// chrome process.
|
|
MaybeShutdownAccService(nsAccessibilityService::eMainProcess);
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvGarbageCollect() {
|
|
// Rebroadcast the "child-gc-request" so that workers will GC.
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
obs->NotifyObservers(nullptr, "child-gc-request", nullptr);
|
|
}
|
|
nsJSContext::GarbageCollectNow(JS::GCReason::DOM_IPC);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvCycleCollect() {
|
|
// Rebroadcast the "child-cc-request" so that workers will CC.
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
obs->NotifyObservers(nullptr, "child-cc-request", nullptr);
|
|
}
|
|
nsJSContext::CycleCollectNow();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUnlinkGhosts() {
|
|
#ifdef DEBUG
|
|
nsWindowMemoryReporter::UnlinkGhostWindows();
|
|
#endif
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvAppInfo(
|
|
const nsCString& version, const nsCString& buildID, const nsCString& name,
|
|
const nsCString& UAName, const nsCString& ID, const nsCString& vendor,
|
|
const nsCString& sourceURL) {
|
|
mAppInfo.version.Assign(version);
|
|
mAppInfo.buildID.Assign(buildID);
|
|
mAppInfo.name.Assign(name);
|
|
mAppInfo.UAName.Assign(UAName);
|
|
mAppInfo.ID.Assign(ID);
|
|
mAppInfo.vendor.Assign(vendor);
|
|
mAppInfo.sourceURL.Assign(sourceURL);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRemoteType(
|
|
const nsString& aRemoteType) {
|
|
MOZ_ASSERT(DOMStringIsNull(mRemoteType));
|
|
|
|
mRemoteType.Assign(aRemoteType);
|
|
|
|
// For non-default ("web") types, update the process name so about:memory's
|
|
// process names are more obvious.
|
|
if (aRemoteType.EqualsLiteral(FILE_REMOTE_TYPE)) {
|
|
SetProcessName(NS_LITERAL_STRING("file:// Content"));
|
|
} else if (aRemoteType.EqualsLiteral(EXTENSION_REMOTE_TYPE)) {
|
|
SetProcessName(NS_LITERAL_STRING("WebExtensions"));
|
|
} else if (aRemoteType.EqualsLiteral(PRIVILEGEDABOUT_REMOTE_TYPE)) {
|
|
SetProcessName(NS_LITERAL_STRING("Privileged Content"));
|
|
} else if (aRemoteType.EqualsLiteral(LARGE_ALLOCATION_REMOTE_TYPE)) {
|
|
SetProcessName(NS_LITERAL_STRING("Large Allocation Web Content"));
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
// Call RemoteTypePrefix() on the result to remove URIs if you want to use this
|
|
// for telemetry.
|
|
const nsAString& ContentChild::GetRemoteType() const { return mRemoteType; }
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitServiceWorkers(
|
|
const ServiceWorkerConfiguration& aConfig) {
|
|
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
|
|
if (!swm) {
|
|
// browser shutdown began
|
|
return IPC_OK();
|
|
}
|
|
swm->LoadRegistrations(aConfig.serviceWorkerRegistrations());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitBlobURLs(
|
|
nsTArray<BlobURLRegistrationData>&& aRegistrations) {
|
|
for (uint32_t i = 0; i < aRegistrations.Length(); ++i) {
|
|
BlobURLRegistrationData& registration = aRegistrations[i];
|
|
RefPtr<BlobImpl> blobImpl = IPCBlobUtils::Deserialize(registration.blob());
|
|
MOZ_ASSERT(blobImpl);
|
|
|
|
BlobURLProtocolHandler::AddDataEntry(registration.url(),
|
|
registration.principal(), blobImpl);
|
|
// If we have received an already-revoked blobURL, we have to keep it alive
|
|
// for a while (see BlobURLProtocolHandler) in order to support pending
|
|
// operations such as navigation, download and so on.
|
|
if (registration.revoked()) {
|
|
BlobURLProtocolHandler::RemoveDataEntry(registration.url(), false);
|
|
}
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitJSWindowActorInfos(
|
|
nsTArray<JSWindowActorInfo>&& aInfos) {
|
|
RefPtr<JSWindowActorService> actSvc = JSWindowActorService::GetSingleton();
|
|
actSvc->LoadJSWindowActorInfos(aInfos);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUnregisterJSWindowActor(
|
|
const nsString& aName) {
|
|
RefPtr<JSWindowActorService> actSvc = JSWindowActorService::GetSingleton();
|
|
actSvc->UnregisterWindowActor(aName);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvLastPrivateDocShellDestroyed() {
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(nullptr, "last-pb-context-exited", nullptr);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvNotifyProcessPriorityChanged(
|
|
const hal::ProcessPriority& aPriority) {
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
NS_ENSURE_TRUE(os, IPC_OK());
|
|
|
|
RefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
|
|
props->SetPropertyAsInt32(NS_LITERAL_STRING("priority"),
|
|
static_cast<int32_t>(aPriority));
|
|
|
|
os->NotifyObservers(static_cast<nsIPropertyBag2*>(props),
|
|
"ipc:process-priority-changed", nullptr);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvMinimizeMemoryUsage() {
|
|
nsCOMPtr<nsIMemoryReporterManager> mgr =
|
|
do_GetService("@mozilla.org/memory-reporter-manager;1");
|
|
NS_ENSURE_TRUE(mgr, IPC_OK());
|
|
|
|
Unused << mgr->MinimizeMemoryUsage(/* callback = */ nullptr);
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentChild::AddIdleObserver(nsIObserver* aObserver,
|
|
uint32_t aIdleTimeInS) {
|
|
MOZ_ASSERT(aObserver, "null idle observer");
|
|
// Make sure aObserver isn't released while we wait for the parent
|
|
aObserver->AddRef();
|
|
SendAddIdleObserver(reinterpret_cast<uint64_t>(aObserver), aIdleTimeInS);
|
|
mIdleObservers.PutEntry(aObserver);
|
|
}
|
|
|
|
void ContentChild::RemoveIdleObserver(nsIObserver* aObserver,
|
|
uint32_t aIdleTimeInS) {
|
|
MOZ_ASSERT(aObserver, "null idle observer");
|
|
SendRemoveIdleObserver(reinterpret_cast<uint64_t>(aObserver), aIdleTimeInS);
|
|
aObserver->Release();
|
|
mIdleObservers.RemoveEntry(aObserver);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvNotifyIdleObserver(
|
|
const uint64_t& aObserver, const nsCString& aTopic,
|
|
const nsString& aTimeStr) {
|
|
nsIObserver* observer = reinterpret_cast<nsIObserver*>(aObserver);
|
|
if (mIdleObservers.Contains(observer)) {
|
|
observer->Observe(nullptr, aTopic.get(), aTimeStr.get());
|
|
} else {
|
|
NS_WARNING("Received notification for an idle observer that was removed.");
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvLoadAndRegisterSheet(
|
|
const URIParams& aURI, const uint32_t& aType) {
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
|
|
if (!uri) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsStyleSheetService* sheetService = nsStyleSheetService::GetInstance();
|
|
if (sheetService) {
|
|
sheetService->LoadAndRegisterSheet(uri, aType);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUnregisterSheet(
|
|
const URIParams& aURI, const uint32_t& aType) {
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
|
|
if (!uri) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsStyleSheetService* sheetService = nsStyleSheetService::GetInstance();
|
|
if (sheetService) {
|
|
sheetService->UnregisterSheet(uri, aType);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDomainSetChanged(
|
|
const uint32_t& aSetType, const uint32_t& aChangeType,
|
|
const Maybe<URIParams>& aDomain) {
|
|
if (aChangeType == ACTIVATE_POLICY) {
|
|
if (mPolicy) {
|
|
return IPC_OK();
|
|
}
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
MOZ_ASSERT(ssm);
|
|
ssm->ActivateDomainPolicyInternal(getter_AddRefs(mPolicy));
|
|
if (!mPolicy) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
if (!mPolicy) {
|
|
MOZ_ASSERT_UNREACHABLE(
|
|
"If the domain policy is not active yet,"
|
|
" the first message should be ACTIVATE_POLICY");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
NS_ENSURE_TRUE(mPolicy, IPC_FAIL_NO_REASON(this));
|
|
|
|
if (aChangeType == DEACTIVATE_POLICY) {
|
|
mPolicy->Deactivate();
|
|
mPolicy = nullptr;
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIDomainSet> set;
|
|
switch (aSetType) {
|
|
case BLOCKLIST:
|
|
mPolicy->GetBlocklist(getter_AddRefs(set));
|
|
break;
|
|
case SUPER_BLOCKLIST:
|
|
mPolicy->GetSuperBlocklist(getter_AddRefs(set));
|
|
break;
|
|
case ALLOWLIST:
|
|
mPolicy->GetAllowlist(getter_AddRefs(set));
|
|
break;
|
|
case SUPER_ALLOWLIST:
|
|
mPolicy->GetSuperAllowlist(getter_AddRefs(set));
|
|
break;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("Unexpected setType");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
MOZ_ASSERT(set);
|
|
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aDomain);
|
|
|
|
switch (aChangeType) {
|
|
case ADD_DOMAIN:
|
|
NS_ENSURE_TRUE(uri, IPC_FAIL_NO_REASON(this));
|
|
set->Add(uri);
|
|
break;
|
|
case REMOVE_DOMAIN:
|
|
NS_ENSURE_TRUE(uri, IPC_FAIL_NO_REASON(this));
|
|
set->Remove(uri);
|
|
break;
|
|
case CLEAR_DOMAINS:
|
|
set->Clear();
|
|
break;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("Unexpected changeType");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentChild::StartForceKillTimer() {
|
|
if (mForceKillTimer) {
|
|
return;
|
|
}
|
|
|
|
int32_t timeoutSecs = StaticPrefs::dom_ipc_tabs_shutdownTimeoutSecs();
|
|
if (timeoutSecs > 0) {
|
|
NS_NewTimerWithFuncCallback(getter_AddRefs(mForceKillTimer),
|
|
ContentChild::ForceKillTimerCallback, this,
|
|
timeoutSecs * 1000, nsITimer::TYPE_ONE_SHOT,
|
|
"dom::ContentChild::StartForceKillTimer");
|
|
MOZ_ASSERT(mForceKillTimer);
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
void ContentChild::ForceKillTimerCallback(nsITimer* aTimer, void* aClosure) {
|
|
ProcessChild::QuickExit();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvShutdown() {
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
if (os) {
|
|
os->NotifyObservers(this, "content-child-will-shutdown", nullptr);
|
|
}
|
|
|
|
ShutdownInternal();
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentChild::ShutdownInternal() {
|
|
// If we receive the shutdown message from within a nested event loop, we want
|
|
// to wait for that event loop to finish. Otherwise we could prematurely
|
|
// terminate an "unload" or "pagehide" event handler (which might be doing a
|
|
// sync XHR, for example).
|
|
CrashReporter::AnnotateCrashReport(
|
|
CrashReporter::Annotation::IPCShutdownState,
|
|
NS_LITERAL_CSTRING("RecvShutdown"));
|
|
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
RefPtr<nsThread> mainThread = nsThreadManager::get().GetCurrentThread();
|
|
// Note that we only have to check the recursion count for the current
|
|
// cooperative thread. Since the Shutdown message is not labeled with a
|
|
// SchedulerGroup, there can be no other cooperative threads doing work while
|
|
// we're running.
|
|
if (mainThread && mainThread->RecursionDepth() > 1) {
|
|
// We're in a nested event loop. Let's delay for an arbitrary period of
|
|
// time (100ms) in the hopes that the event loop will have finished by
|
|
// then.
|
|
MessageLoop::current()->PostDelayedTask(
|
|
NewRunnableMethod("dom::ContentChild::RecvShutdown", this,
|
|
&ContentChild::ShutdownInternal),
|
|
100);
|
|
return;
|
|
}
|
|
|
|
mShuttingDown = true;
|
|
|
|
#ifdef NIGHTLY_BUILD
|
|
BackgroundHangMonitor::UnregisterAnnotator(
|
|
PendingInputEventHangAnnotator::sSingleton);
|
|
#endif
|
|
|
|
if (mPolicy) {
|
|
mPolicy->Deactivate();
|
|
mPolicy = nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
if (os) {
|
|
os->NotifyObservers(this, "content-child-shutdown", nullptr);
|
|
}
|
|
|
|
#if defined(XP_WIN)
|
|
mozilla::widget::StopAudioSession();
|
|
#endif
|
|
|
|
GetIPCChannel()->SetAbortOnError(false);
|
|
|
|
#ifdef MOZ_GECKO_PROFILER
|
|
if (mProfilerController) {
|
|
nsCString shutdownProfile =
|
|
mProfilerController->GrabShutdownProfileAndShutdown();
|
|
mProfilerController = nullptr;
|
|
// Send the shutdown profile to the parent process through our own
|
|
// message channel, which we know will survive for long enough.
|
|
Unused << SendShutdownProfile(shutdownProfile);
|
|
}
|
|
#endif
|
|
|
|
// Start a timer that will insure we quickly exit after a reasonable
|
|
// period of time. Prevents shutdown hangs after our connection to the
|
|
// parent closes.
|
|
StartForceKillTimer();
|
|
|
|
CrashReporter::AnnotateCrashReport(
|
|
CrashReporter::Annotation::IPCShutdownState,
|
|
NS_LITERAL_CSTRING("SendFinishShutdown (sending)"));
|
|
bool sent = SendFinishShutdown();
|
|
CrashReporter::AnnotateCrashReport(
|
|
CrashReporter::Annotation::IPCShutdownState,
|
|
sent ? NS_LITERAL_CSTRING("SendFinishShutdown (sent)")
|
|
: NS_LITERAL_CSTRING("SendFinishShutdown (failed)"));
|
|
}
|
|
|
|
PBrowserOrId ContentChild::GetBrowserOrId(BrowserChild* aBrowserChild) {
|
|
if (!aBrowserChild || this == aBrowserChild->Manager()) {
|
|
return PBrowserOrId(aBrowserChild);
|
|
}
|
|
return PBrowserOrId(aBrowserChild->GetTabId());
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateWindow(
|
|
const uintptr_t& aChildId) {
|
|
#if defined(XP_WIN)
|
|
NS_ASSERTION(aChildId,
|
|
"Expected child hwnd value for remote plugin instance.");
|
|
mozilla::plugins::PluginInstanceParent* parentInstance =
|
|
mozilla::plugins::PluginInstanceParent::LookupPluginInstanceByID(
|
|
aChildId);
|
|
if (parentInstance) {
|
|
// sync! update call to the plugin instance that forces the
|
|
// plugin to paint its child window.
|
|
if (!parentInstance->CallUpdateWindow()) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
#else
|
|
MOZ_ASSERT(
|
|
false,
|
|
"ContentChild::RecvUpdateWindow calls unexpected on this platform.");
|
|
return IPC_FAIL_NO_REASON(this);
|
|
#endif
|
|
}
|
|
|
|
PContentPermissionRequestChild*
|
|
ContentChild::AllocPContentPermissionRequestChild(
|
|
const nsTArray<PermissionRequest>& aRequests,
|
|
const IPC::Principal& aPrincipal, const IPC::Principal& aTopLevelPrincipal,
|
|
const bool& aIsHandlingUserInput,
|
|
const bool& aMaybeUnsafePermissionDelegate, const TabId& aTabId) {
|
|
MOZ_CRASH("unused");
|
|
return nullptr;
|
|
}
|
|
|
|
bool ContentChild::DeallocPContentPermissionRequestChild(
|
|
PContentPermissionRequestChild* actor) {
|
|
nsContentPermissionUtils::NotifyRemoveContentPermissionRequestChild(actor);
|
|
auto child = static_cast<RemotePermissionRequest*>(actor);
|
|
child->IPDLRelease();
|
|
return true;
|
|
}
|
|
|
|
PWebBrowserPersistDocumentChild*
|
|
ContentChild::AllocPWebBrowserPersistDocumentChild(
|
|
PBrowserChild* aBrowser, const uint64_t& aOuterWindowID) {
|
|
return new WebBrowserPersistDocumentChild();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPWebBrowserPersistDocumentConstructor(
|
|
PWebBrowserPersistDocumentChild* aActor, PBrowserChild* aBrowser,
|
|
const uint64_t& aOuterWindowID) {
|
|
if (NS_WARN_IF(!aBrowser)) {
|
|
return IPC_FAIL_NO_REASON(this);
|
|
}
|
|
nsCOMPtr<Document> rootDoc =
|
|
static_cast<BrowserChild*>(aBrowser)->GetTopLevelDocument();
|
|
nsCOMPtr<Document> foundDoc;
|
|
if (aOuterWindowID) {
|
|
foundDoc = nsContentUtils::GetSubdocumentWithOuterWindowId(rootDoc,
|
|
aOuterWindowID);
|
|
} else {
|
|
foundDoc = rootDoc;
|
|
}
|
|
|
|
if (!foundDoc) {
|
|
aActor->SendInitFailure(NS_ERROR_NO_CONTENT);
|
|
} else {
|
|
static_cast<WebBrowserPersistDocumentChild*>(aActor)->Start(foundDoc);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
bool ContentChild::DeallocPWebBrowserPersistDocumentChild(
|
|
PWebBrowserPersistDocumentChild* aActor) {
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInvokeDragSession(
|
|
nsTArray<IPCDataTransfer>&& aTransfers, const uint32_t& aAction) {
|
|
nsCOMPtr<nsIDragService> dragService =
|
|
do_GetService("@mozilla.org/widget/dragservice;1");
|
|
if (dragService) {
|
|
dragService->StartDragSession();
|
|
nsCOMPtr<nsIDragSession> session;
|
|
dragService->GetCurrentSession(getter_AddRefs(session));
|
|
if (session) {
|
|
session->SetDragAction(aAction);
|
|
// Check if we are receiving any file objects. If we are we will want
|
|
// to hide any of the other objects coming in from content.
|
|
bool hasFiles = false;
|
|
for (uint32_t i = 0; i < aTransfers.Length() && !hasFiles; ++i) {
|
|
auto& items = aTransfers[i].items();
|
|
for (uint32_t j = 0; j < items.Length() && !hasFiles; ++j) {
|
|
if (items[j].data().type() == IPCDataTransferData::TIPCBlob) {
|
|
hasFiles = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Add the entries from the IPC to the new DataTransfer
|
|
nsCOMPtr<DataTransfer> dataTransfer =
|
|
new DataTransfer(nullptr, eDragStart, false, -1);
|
|
for (uint32_t i = 0; i < aTransfers.Length(); ++i) {
|
|
auto& items = aTransfers[i].items();
|
|
for (uint32_t j = 0; j < items.Length(); ++j) {
|
|
const IPCDataTransferItem& item = items[j];
|
|
RefPtr<nsVariantCC> variant = new nsVariantCC();
|
|
if (item.data().type() == IPCDataTransferData::TnsString) {
|
|
const nsString& data = item.data().get_nsString();
|
|
variant->SetAsAString(data);
|
|
} else if (item.data().type() == IPCDataTransferData::TShmem) {
|
|
Shmem data = item.data().get_Shmem();
|
|
variant->SetAsACString(
|
|
nsDependentCSubstring(data.get<char>(), data.Size<char>()));
|
|
Unused << DeallocShmem(data);
|
|
} else if (item.data().type() == IPCDataTransferData::TIPCBlob) {
|
|
RefPtr<BlobImpl> blobImpl =
|
|
IPCBlobUtils::Deserialize(item.data().get_IPCBlob());
|
|
variant->SetAsISupports(blobImpl);
|
|
} else {
|
|
continue;
|
|
}
|
|
// We should hide this data from content if we have a file, and we
|
|
// aren't a file.
|
|
bool hidden =
|
|
hasFiles && item.data().type() != IPCDataTransferData::TIPCBlob;
|
|
dataTransfer->SetDataWithPrincipalFromOtherProcess(
|
|
NS_ConvertUTF8toUTF16(item.flavor()), variant, i,
|
|
nsContentUtils::GetSystemPrincipal(), hidden);
|
|
}
|
|
}
|
|
session->SetDataTransfer(dataTransfer);
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvEndDragSession(
|
|
const bool& aDoneDrag, const bool& aUserCancelled,
|
|
const LayoutDeviceIntPoint& aDragEndPoint, const uint32_t& aKeyModifiers) {
|
|
nsCOMPtr<nsIDragService> dragService =
|
|
do_GetService("@mozilla.org/widget/dragservice;1");
|
|
if (dragService) {
|
|
if (aUserCancelled) {
|
|
nsCOMPtr<nsIDragSession> dragSession = nsContentUtils::GetDragSession();
|
|
if (dragSession) {
|
|
dragSession->UserCancelled();
|
|
}
|
|
}
|
|
static_cast<nsBaseDragService*>(dragService.get())
|
|
->SetDragEndPoint(aDragEndPoint);
|
|
dragService->EndDragSession(aDoneDrag, aKeyModifiers);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPush(const nsCString& aScope,
|
|
const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId) {
|
|
PushMessageDispatcher dispatcher(aScope, aPrincipal, aMessageId, Nothing());
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPushWithData(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId, nsTArray<uint8_t>&& aData) {
|
|
PushMessageDispatcher dispatcher(aScope, aPrincipal, aMessageId, Some(aData));
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPushSubscriptionChange(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal) {
|
|
PushSubscriptionChangeDispatcher dispatcher(aScope, aPrincipal);
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvPushError(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal,
|
|
const nsString& aMessage, const uint32_t& aFlags) {
|
|
PushErrorDispatcher dispatcher(aScope, aPrincipal, aMessage, aFlags);
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObserversAndWorkers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult
|
|
ContentChild::RecvNotifyPushSubscriptionModifiedObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal) {
|
|
PushSubscriptionModifiedDispatcher dispatcher(aScope, aPrincipal);
|
|
Unused << NS_WARN_IF(NS_FAILED(dispatcher.NotifyObservers()));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvBlobURLRegistration(
|
|
const nsCString& aURI, const IPCBlob& aBlob,
|
|
const IPC::Principal& aPrincipal) {
|
|
RefPtr<BlobImpl> blobImpl = IPCBlobUtils::Deserialize(aBlob);
|
|
MOZ_ASSERT(blobImpl);
|
|
|
|
BlobURLProtocolHandler::AddDataEntry(aURI, aPrincipal, blobImpl);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvBlobURLUnregistration(
|
|
const nsCString& aURI) {
|
|
BlobURLProtocolHandler::RemoveDataEntry(
|
|
aURI,
|
|
/* aBroadcastToOtherProcesses = */ false);
|
|
return IPC_OK();
|
|
}
|
|
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
bool ContentChild::SendGetA11yContentId() {
|
|
return PContentChild::SendGetA11yContentId(&mMsaaID);
|
|
}
|
|
#endif // defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
|
|
void ContentChild::CreateGetFilesRequest(const nsAString& aDirectoryPath,
|
|
bool aRecursiveFlag, nsID& aUUID,
|
|
GetFilesHelperChild* aChild) {
|
|
MOZ_ASSERT(aChild);
|
|
MOZ_ASSERT(!mGetFilesPendingRequests.GetWeak(aUUID));
|
|
|
|
Unused << SendGetFilesRequest(aUUID, nsString(aDirectoryPath),
|
|
aRecursiveFlag);
|
|
mGetFilesPendingRequests.Put(aUUID, RefPtr{aChild});
|
|
}
|
|
|
|
void ContentChild::DeleteGetFilesRequest(nsID& aUUID,
|
|
GetFilesHelperChild* aChild) {
|
|
MOZ_ASSERT(aChild);
|
|
MOZ_ASSERT(mGetFilesPendingRequests.GetWeak(aUUID));
|
|
|
|
Unused << SendDeleteGetFilesRequest(aUUID);
|
|
mGetFilesPendingRequests.Remove(aUUID);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvGetFilesResponse(
|
|
const nsID& aUUID, const GetFilesResponseResult& aResult) {
|
|
GetFilesHelperChild* child = mGetFilesPendingRequests.GetWeak(aUUID);
|
|
// This object can already been deleted in case DeleteGetFilesRequest has
|
|
// been called when the response was sending by the parent.
|
|
if (!child) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (aResult.type() == GetFilesResponseResult::TGetFilesResponseFailure) {
|
|
child->Finished(aResult.get_GetFilesResponseFailure().errorCode());
|
|
} else {
|
|
MOZ_ASSERT(aResult.type() ==
|
|
GetFilesResponseResult::TGetFilesResponseSuccess);
|
|
|
|
const nsTArray<IPCBlob>& ipcBlobs =
|
|
aResult.get_GetFilesResponseSuccess().blobs();
|
|
|
|
bool succeeded = true;
|
|
for (uint32_t i = 0; succeeded && i < ipcBlobs.Length(); ++i) {
|
|
RefPtr<BlobImpl> impl = IPCBlobUtils::Deserialize(ipcBlobs[i]);
|
|
succeeded = child->AppendBlobImpl(impl);
|
|
}
|
|
|
|
child->Finished(succeeded ? NS_OK : NS_ERROR_OUT_OF_MEMORY);
|
|
}
|
|
|
|
mGetFilesPendingRequests.Remove(aUUID);
|
|
return IPC_OK();
|
|
}
|
|
|
|
/* static */
|
|
void ContentChild::FatalErrorIfNotUsingGPUProcess(const char* const aErrorMsg,
|
|
base::ProcessId aOtherPid) {
|
|
// If we're communicating with the same process or the UI process then we
|
|
// want to crash normally. Otherwise we want to just warn as the other end
|
|
// must be the GPU process and it crashing shouldn't be fatal for us.
|
|
if (aOtherPid == base::GetCurrentProcId() ||
|
|
(GetSingleton() && GetSingleton()->OtherPid() == aOtherPid)) {
|
|
mozilla::ipc::FatalError(aErrorMsg, false);
|
|
} else {
|
|
nsAutoCString formattedMessage("IPDL error: \"");
|
|
formattedMessage.AppendASCII(aErrorMsg);
|
|
formattedMessage.AppendLiteral(R"(".)");
|
|
NS_WARNING(formattedMessage.get());
|
|
}
|
|
}
|
|
|
|
PURLClassifierChild* ContentChild::AllocPURLClassifierChild(
|
|
const Principal& aPrincipal, bool* aSuccess) {
|
|
*aSuccess = true;
|
|
return new URLClassifierChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPURLClassifierChild(PURLClassifierChild* aActor) {
|
|
MOZ_ASSERT(aActor);
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PURLClassifierLocalChild* ContentChild::AllocPURLClassifierLocalChild(
|
|
const URIParams& aUri, const nsTArray<IPCURLClassifierFeature>& aFeatures) {
|
|
return new URLClassifierLocalChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPURLClassifierLocalChild(
|
|
PURLClassifierLocalChild* aActor) {
|
|
MOZ_ASSERT(aActor);
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PLoginReputationChild* ContentChild::AllocPLoginReputationChild(
|
|
const URIParams& aUri) {
|
|
return new PLoginReputationChild();
|
|
}
|
|
|
|
bool ContentChild::DeallocPLoginReputationChild(PLoginReputationChild* aActor) {
|
|
MOZ_ASSERT(aActor);
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PSessionStorageObserverChild*
|
|
ContentChild::AllocPSessionStorageObserverChild() {
|
|
MOZ_CRASH(
|
|
"PSessionStorageObserverChild actors should be manually constructed!");
|
|
}
|
|
|
|
bool ContentChild::DeallocPSessionStorageObserverChild(
|
|
PSessionStorageObserverChild* aActor) {
|
|
MOZ_ASSERT(aActor);
|
|
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PSHEntryChild* ContentChild::AllocPSHEntryChild(PSHistoryChild* aSHistory,
|
|
uint64_t aSharedID) {
|
|
// We take a strong reference for the IPC layer. The Release implementation
|
|
// for SHEntryChild will ask the IPC layer to release it (through
|
|
// DeallocPSHEntryChild) if that is the only remaining reference.
|
|
RefPtr<SHEntryChild> child;
|
|
child = new SHEntryChild(static_cast<SHistoryChild*>(aSHistory), aSharedID);
|
|
return child.forget().take();
|
|
}
|
|
|
|
void ContentChild::DeallocPSHEntryChild(PSHEntryChild* aActor) {
|
|
// Release the strong reference we took in AllocPSHEntryChild for the IPC
|
|
// layer.
|
|
RefPtr<SHEntryChild> child(dont_AddRef(static_cast<SHEntryChild*>(aActor)));
|
|
}
|
|
|
|
PSHistoryChild* ContentChild::AllocPSHistoryChild(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
// FIXME: How should SHistoryChild construction deal with a null or discarded
|
|
// BrowsingContext? This will likely kill the current child process.
|
|
if (NS_WARN_IF(aContext.IsNullOrDiscarded())) {
|
|
return nullptr;
|
|
}
|
|
|
|
// We take a strong reference for the IPC layer. The Release implementation
|
|
// for SHistoryChild will ask the IPC layer to release it (through
|
|
// DeallocPSHistoryChild) if that is the only remaining reference.
|
|
return do_AddRef(new SHistoryChild(aContext.get())).take();
|
|
}
|
|
|
|
void ContentChild::DeallocPSHistoryChild(PSHistoryChild* aActor) {
|
|
// Release the strong reference we took in AllocPSHistoryChild for the IPC
|
|
// layer.
|
|
RefPtr<SHistoryChild> child(dont_AddRef(static_cast<SHistoryChild*>(aActor)));
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvActivate(PBrowserChild* aTab) {
|
|
BrowserChild* tab = static_cast<BrowserChild*>(aTab);
|
|
return tab->RecvActivate();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDeactivate(PBrowserChild* aTab) {
|
|
BrowserChild* tab = static_cast<BrowserChild*>(aTab);
|
|
return tab->RecvDeactivate();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvProvideAnonymousTemporaryFile(
|
|
const uint64_t& aID, const FileDescOrError& aFDOrError) {
|
|
mozilla::UniquePtr<AnonymousTemporaryFileCallback> callback;
|
|
mPendingAnonymousTemporaryFiles.Remove(aID, &callback);
|
|
MOZ_ASSERT(callback);
|
|
|
|
PRFileDesc* prfile = nullptr;
|
|
if (aFDOrError.type() == FileDescOrError::Tnsresult) {
|
|
DebugOnly<nsresult> rv = aFDOrError.get_nsresult();
|
|
MOZ_ASSERT(NS_FAILED(rv));
|
|
} else {
|
|
auto rawFD = aFDOrError.get_FileDescriptor().ClonePlatformHandle();
|
|
prfile = PR_ImportFile(PROsfd(rawFD.release()));
|
|
}
|
|
(*callback)(prfile);
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsresult ContentChild::AsyncOpenAnonymousTemporaryFile(
|
|
const AnonymousTemporaryFileCallback& aCallback) {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
static uint64_t id = 0;
|
|
auto newID = id++;
|
|
if (!SendRequestAnonymousTemporaryFile(newID)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// Remember the association with the callback.
|
|
MOZ_ASSERT(!mPendingAnonymousTemporaryFiles.Get(newID));
|
|
mPendingAnonymousTemporaryFiles.LookupOrAdd(newID, aCallback);
|
|
return NS_OK;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetPermissionsWithKey(
|
|
const nsCString& aPermissionKey, nsTArray<IPC::Permission>&& aPerms) {
|
|
RefPtr<nsPermissionManager> permManager = nsPermissionManager::GetInstance();
|
|
if (permManager) {
|
|
permManager->SetPermissionsWithKey(aPermissionKey, aPerms);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRefreshScreens(
|
|
nsTArray<ScreenDetails>&& aScreens) {
|
|
ScreenManager& screenManager = ScreenManager::GetSingleton();
|
|
screenManager.Refresh(std::move(aScreens));
|
|
return IPC_OK();
|
|
}
|
|
|
|
already_AddRefed<nsIEventTarget> ContentChild::GetEventTargetFor(
|
|
BrowserChild* aBrowserChild) {
|
|
return IToplevelProtocol::GetActorEventTarget(aBrowserChild);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetPluginList(
|
|
const uint32_t& aPluginEpoch, nsTArray<plugins::PluginTag>&& aPluginTags,
|
|
nsTArray<plugins::FakePluginTag>&& aFakePluginTags) {
|
|
RefPtr<nsPluginHost> host = nsPluginHost::GetInst();
|
|
host->SetPluginsInContent(aPluginEpoch, aPluginTags, aFakePluginTags);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvShareCodeCoverageMutex(
|
|
const CrossProcessMutexHandle& aHandle) {
|
|
#ifdef MOZ_CODE_COVERAGE
|
|
CodeCoverageHandler::Init(aHandle);
|
|
return IPC_OK();
|
|
#else
|
|
MOZ_CRASH("Shouldn't receive this message in non-code coverage builds!");
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvFlushCodeCoverageCounters(
|
|
FlushCodeCoverageCountersResolver&& aResolver) {
|
|
#ifdef MOZ_CODE_COVERAGE
|
|
CodeCoverageHandler::FlushCounters();
|
|
aResolver(/* unused */ true);
|
|
return IPC_OK();
|
|
#else
|
|
MOZ_CRASH("Shouldn't receive this message in non-code coverage builds!");
|
|
#endif
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvGetMemoryUniqueSetSize(
|
|
GetMemoryUniqueSetSizeResolver&& aResolver) {
|
|
MemoryTelemetry::Get().GetUniqueSetSize(std::move(aResolver));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetInputEventQueueEnabled() {
|
|
nsThreadManager::get().EnableMainThreadEventPrioritization();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvFlushInputEventQueue() {
|
|
nsThreadManager::get().FlushInputEventPrioritization();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSuspendInputEventQueue() {
|
|
nsThreadManager::get().SuspendInputEventPrioritization();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvResumeInputEventQueue() {
|
|
nsThreadManager::get().ResumeInputEventPrioritization();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvAddDynamicScalars(
|
|
nsTArray<DynamicScalarDefinition>&& aDefs) {
|
|
TelemetryIPC::AddDynamicScalarDefinitions(aDefs);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvCrossProcessRedirect(
|
|
RedirectToRealChannelArgs&& aArgs,
|
|
CrossProcessRedirectResolver&& aResolve) {
|
|
nsCOMPtr<nsILoadInfo> loadInfo;
|
|
nsresult rv = mozilla::ipc::LoadInfoArgsToLoadInfo(aArgs.loadInfo(),
|
|
getter_AddRefs(loadInfo));
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_DIAGNOSTIC_ASSERT(false, "LoadInfoArgsToLoadInfo failed");
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIChannel> newChannel;
|
|
MOZ_ASSERT((aArgs.loadStateLoadFlags() &
|
|
nsDocShell::InternalLoad::INTERNAL_LOAD_FLAGS_IS_SRCDOC) ||
|
|
aArgs.srcdocData().IsVoid());
|
|
rv = nsDocShell::CreateRealChannelForDocument(
|
|
getter_AddRefs(newChannel), aArgs.uri(), loadInfo, nullptr, nullptr,
|
|
aArgs.newLoadFlags(), aArgs.srcdocData(), aArgs.baseUri());
|
|
|
|
// This is used to report any errors back to the parent by calling
|
|
// CrossProcessRedirectFinished.
|
|
RefPtr<HttpChannelChild> httpChild = do_QueryObject(newChannel);
|
|
auto scopeExit = MakeScopeExit([&]() {
|
|
if (httpChild) {
|
|
rv = httpChild->CrossProcessRedirectFinished(rv);
|
|
}
|
|
aResolve(rv);
|
|
});
|
|
|
|
if (NS_FAILED(rv)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(newChannel)) {
|
|
rv = httpChannel->SetChannelId(aArgs.channelId());
|
|
}
|
|
if (NS_FAILED(rv)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
rv = newChannel->SetOriginalURI(aArgs.originalURI());
|
|
if (NS_FAILED(rv)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (nsCOMPtr<nsIHttpChannelInternal> httpChannelInternal =
|
|
do_QueryInterface(newChannel)) {
|
|
rv = httpChannelInternal->SetRedirectMode(aArgs.redirectMode());
|
|
}
|
|
if (NS_FAILED(rv)) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
if (aArgs.init()) {
|
|
HttpBaseChannel::ReplacementChannelConfig config(std::move(*aArgs.init()));
|
|
HttpBaseChannel::ConfigureReplacementChannel(
|
|
newChannel, config,
|
|
HttpBaseChannel::ReplacementReason::DocumentChannel);
|
|
}
|
|
|
|
if (nsCOMPtr<nsIChildChannel> childChannel = do_QueryInterface(newChannel)) {
|
|
// Connect to the parent if this is a remote channel. If it's entirely
|
|
// handled locally, then we'll call AsyncOpen from the docshell when
|
|
// we complete the setup
|
|
rv = childChannel->ConnectParent(
|
|
aArgs.registrarId()); // creates parent channel
|
|
if (NS_FAILED(rv)) {
|
|
return IPC_OK();
|
|
}
|
|
}
|
|
|
|
// We need to copy the property bag before signaling that the channel
|
|
// is ready so that the nsDocShell can retrieve the history data when called.
|
|
if (nsCOMPtr<nsIWritablePropertyBag> bag = do_QueryInterface(newChannel)) {
|
|
nsHashPropertyBag::CopyFrom(bag, aArgs.properties());
|
|
}
|
|
|
|
RefPtr<nsDocShellLoadState> loadState;
|
|
rv = nsDocShellLoadState::CreateFromPendingChannel(newChannel,
|
|
getter_AddRefs(loadState));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return IPC_OK();
|
|
}
|
|
loadState->SetLoadFlags(aArgs.loadStateLoadFlags());
|
|
if (IsValidLoadType(aArgs.loadStateLoadType())) {
|
|
loadState->SetLoadType(aArgs.loadStateLoadType());
|
|
}
|
|
|
|
RefPtr<ChildProcessChannelListener> processListener =
|
|
ChildProcessChannelListener::GetSingleton();
|
|
// The listener will call completeRedirectSetup or asyncOpen on the channel.
|
|
processListener->OnChannelReady(loadState, aArgs.redirectIdentifier(),
|
|
std::move(aArgs.redirects()),
|
|
aArgs.timing().refOr(nullptr));
|
|
|
|
// scopeExit will call CrossProcessRedirectFinished(rv) here
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvStartDelayedAutoplayMediaComponents(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (NS_WARN_IF(aContext.IsNullOrDiscarded())) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
aContext.get()->StartDelayedAutoplayMediaComponents();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateMediaControlKeysEvent(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
MediaControlKeysEvent aEvent) {
|
|
if (NS_WARN_IF(aContext.IsNullOrDiscarded())) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
MediaActionHandler::HandleMediaControlKeysEvent(aContext.get(), aEvent);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDestroySHEntrySharedState(
|
|
const uint64_t& aID) {
|
|
SHEntryChildShared::Remove(aID);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvEvictContentViewers(
|
|
nsTArray<uint64_t>&& aToEvictSharedStateIDs) {
|
|
SHEntryChildShared::EvictContentViewers(std::move(aToEvictSharedStateIDs));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSessionStorageData(
|
|
const uint64_t aTopContextId, const nsACString& aOriginAttrs,
|
|
const nsACString& aOriginKey, const nsTArray<KeyValuePair>& aDefaultData,
|
|
const nsTArray<KeyValuePair>& aSessionData) {
|
|
if (const RefPtr<BrowsingContext> topContext =
|
|
BrowsingContext::Get(aTopContextId)) {
|
|
topContext->GetSessionStorageManager()->LoadSessionStorageData(
|
|
nullptr, aOriginAttrs, aOriginKey, aDefaultData, aSessionData);
|
|
} else {
|
|
NS_WARNING("Got session storage data for a discarded session");
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUpdateSHEntriesInDocShell(
|
|
CrossProcessSHEntry* aOldEntry, CrossProcessSHEntry* aNewEntry,
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
MOZ_ASSERT(!aContext.IsNull(), "Browsing context cannot be null");
|
|
nsDocShell* docshell =
|
|
static_cast<nsDocShell*>(aContext.GetMaybeDiscarded()->GetDocShell());
|
|
if (docshell) {
|
|
docshell->SwapHistoryEntries(aOldEntry->ToSHEntryChild(),
|
|
aNewEntry->ToSHEntryChild());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
already_AddRefed<nsIEventTarget> ContentChild::GetSpecificMessageEventTarget(
|
|
const Message& aMsg) {
|
|
switch (aMsg.type()) {
|
|
// Javascript
|
|
case PJavaScript::Msg_DropTemporaryStrongReferences__ID:
|
|
case PJavaScript::Msg_DropObject__ID:
|
|
|
|
// Navigation
|
|
case PContent::Msg_NotifyVisited__ID:
|
|
|
|
// Storage API
|
|
case PContent::Msg_DataStoragePut__ID:
|
|
case PContent::Msg_DataStorageRemove__ID:
|
|
case PContent::Msg_DataStorageClear__ID:
|
|
|
|
// Blob and BlobURL
|
|
case PContent::Msg_BlobURLRegistration__ID:
|
|
case PContent::Msg_BlobURLUnregistration__ID:
|
|
case PContent::Msg_InitBlobURLs__ID:
|
|
case PContent::Msg_PIPCBlobInputStreamConstructor__ID:
|
|
case PContent::Msg_StoreAndBroadcastBlobURLRegistration__ID:
|
|
|
|
return do_AddRef(SystemGroup::EventTargetFor(TaskCategory::Other));
|
|
|
|
// PBrowserChild Construction
|
|
case PContent::Msg_ConstructBrowser__ID: {
|
|
// Deserialize the arguments for this message to get the endpoint and
|
|
// `sameTabGroupAs`. The endpoint is needed to set up the event target for
|
|
// our newly created actor, and sameTabGroupAs is needed to determine if
|
|
// we're going to join an existing TabGroup.
|
|
ManagedEndpoint<PBrowserChild> endpoint;
|
|
ManagedEndpoint<PWindowGlobalChild> windowGlobalEndpoint;
|
|
TabId tabId, sameTabGroupAs;
|
|
PickleIterator iter(aMsg);
|
|
if (NS_WARN_IF(!IPC::ReadParam(&aMsg, &iter, &endpoint))) {
|
|
return nullptr;
|
|
}
|
|
aMsg.IgnoreSentinel(&iter);
|
|
if (NS_WARN_IF(!IPC::ReadParam(&aMsg, &iter, &windowGlobalEndpoint))) {
|
|
return nullptr;
|
|
}
|
|
aMsg.IgnoreSentinel(&iter);
|
|
if (NS_WARN_IF(!IPC::ReadParam(&aMsg, &iter, &tabId))) {
|
|
return nullptr;
|
|
}
|
|
aMsg.IgnoreSentinel(&iter);
|
|
if (NS_WARN_IF(!IPC::ReadParam(&aMsg, &iter, &sameTabGroupAs))) {
|
|
return nullptr;
|
|
}
|
|
|
|
// If sameTabGroupAs is non-zero, then the new tab will be in the same
|
|
// TabGroup as a previously created tab. Rather than try to find the
|
|
// previously created tab (whose constructor message may not even have
|
|
// been processed yet, in theory) and look up its event target, we just
|
|
// use the default event target. This means that runnables for this tab
|
|
// will not be labeled. However, this path is only taken for print preview
|
|
// and view source, which are not performance-sensitive.
|
|
if (sameTabGroupAs) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (NS_WARN_IF(!endpoint.IsValid())) {
|
|
return nullptr;
|
|
}
|
|
|
|
// If the request for a new BrowserChild is coming from the parent
|
|
// process, then there is no opener. Therefore, we create a fresh
|
|
// TabGroup.
|
|
RefPtr<TabGroup> tabGroup = new TabGroup();
|
|
nsCOMPtr<nsIEventTarget> target =
|
|
tabGroup->EventTargetFor(TaskCategory::Other);
|
|
|
|
// Set this event target for our newly created entry, and use it for this
|
|
// message.
|
|
SetEventTargetForRoute(*endpoint.ActorId(), target);
|
|
|
|
return target.forget();
|
|
}
|
|
|
|
default:
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
void ContentChild::OnChannelReceivedMessage(const Message& aMsg) {
|
|
if (aMsg.is_sync() && !aMsg.is_reply()) {
|
|
LSObject::OnSyncMessageReceived();
|
|
}
|
|
|
|
#ifdef NIGHTLY_BUILD
|
|
if (nsContentUtils::IsMessageInputEvent(aMsg)) {
|
|
mPendingInputEvents++;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#ifdef NIGHTLY_BUILD
|
|
PContentChild::Result ContentChild::OnMessageReceived(const Message& aMsg) {
|
|
if (nsContentUtils::IsMessageInputEvent(aMsg)) {
|
|
DebugOnly<uint32_t> prevEvts = mPendingInputEvents--;
|
|
MOZ_ASSERT(prevEvts > 0);
|
|
}
|
|
|
|
return PContentChild::OnMessageReceived(aMsg);
|
|
}
|
|
#endif
|
|
|
|
PContentChild::Result ContentChild::OnMessageReceived(const Message& aMsg,
|
|
Message*& aReply) {
|
|
Result result = PContentChild::OnMessageReceived(aMsg, aReply);
|
|
|
|
if (aMsg.is_sync()) {
|
|
// OnMessageReceived shouldn't be called for sync replies.
|
|
MOZ_ASSERT(!aMsg.is_reply());
|
|
|
|
LSObject::OnSyncMessageHandled();
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvAttachBrowsingContext(
|
|
BrowsingContext::IPCInitializer&& aInit) {
|
|
RefPtr<BrowsingContext> child = BrowsingContext::Get(aInit.mId);
|
|
MOZ_RELEASE_ASSERT(!child || child->IsCached());
|
|
|
|
if (!child) {
|
|
// Determine the BrowsingContextGroup from our parent or opener fields.
|
|
RefPtr<BrowsingContextGroup> group =
|
|
BrowsingContextGroup::Select(aInit.mParentId, aInit.GetOpenerId());
|
|
child = BrowsingContext::CreateFromIPC(std::move(aInit), group, nullptr);
|
|
}
|
|
|
|
child->Attach(/* aFromIPC */ true);
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDetachBrowsingContext(
|
|
uint64_t aContextId, DetachBrowsingContextResolver&& aResolve) {
|
|
// NOTE: Immediately resolve the promise, as we've received the message. This
|
|
// will allow the parent process to discard references to this BC.
|
|
aResolve(true);
|
|
|
|
// If we can't find a BrowsingContext with the given ID, it's already been
|
|
// collected and we can ignore the request.
|
|
RefPtr<BrowsingContext> context = BrowsingContext::Get(aContextId);
|
|
if (context) {
|
|
context->Detach(/* aFromIPC */ true);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvCacheBrowsingContextChildren(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
aContext.get()->CacheChildren(/* aFromIPC */ true);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRestoreBrowsingContextChildren(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const nsTArray<MaybeDiscarded<BrowsingContext>>& aChildren) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsTArray<RefPtr<BrowsingContext>> children(aChildren.Length());
|
|
for (const auto& child : aChildren) {
|
|
if (!child.IsNullOrDiscarded()) {
|
|
children.AppendElement(child.get());
|
|
}
|
|
}
|
|
|
|
aContext.get()->RestoreChildren(std::move(children), /* aFromIPC */ true);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRegisterBrowsingContextGroup(
|
|
nsTArray<BrowsingContext::IPCInitializer>&& aInits,
|
|
nsTArray<WindowContext::IPCInitializer>&& aWindowInits) {
|
|
RefPtr<BrowsingContextGroup> group = new BrowsingContextGroup();
|
|
// Each of the initializers in aInits is sorted in pre-order, so our parent
|
|
// should always be available before the element itself.
|
|
for (auto& init : aInits) {
|
|
#ifdef DEBUG
|
|
RefPtr<BrowsingContext> existing = BrowsingContext::Get(init.mId);
|
|
MOZ_ASSERT(!existing, "BrowsingContext must not exist yet!");
|
|
|
|
RefPtr<BrowsingContext> parent = init.GetParent();
|
|
MOZ_ASSERT_IF(parent, parent->Group() == group);
|
|
#endif
|
|
|
|
bool cached = init.mCached;
|
|
RefPtr<BrowsingContext> ctxt =
|
|
BrowsingContext::CreateFromIPC(std::move(init), group, nullptr);
|
|
|
|
// If the browsing context is cached don't attach it, but add it
|
|
// to the cache here as well
|
|
if (cached) {
|
|
ctxt->Group()->CacheContext(ctxt);
|
|
} else {
|
|
ctxt->Attach(/* aFromIPC */ true);
|
|
}
|
|
}
|
|
|
|
for (auto& init : aWindowInits) {
|
|
#ifdef DEBUG
|
|
RefPtr<WindowContext> existing =
|
|
WindowContext::GetById(init.mInnerWindowId);
|
|
MOZ_ASSERT(!existing, "WindowContext must not exist yet!");
|
|
RefPtr<BrowsingContext> parent =
|
|
BrowsingContext::Get(init.mBrowsingContextId);
|
|
MOZ_ASSERT(parent && parent->Group() == group);
|
|
#endif
|
|
|
|
WindowContext::CreateFromIPC(std::move(init));
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvWindowClose(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aTrustedCaller) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = aContext.get()->GetDOMWindow();
|
|
if (!window) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to a context without a window"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsGlobalWindowOuter::Cast(window)->CloseOuter(aTrustedCaller);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvWindowFocus(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = aContext.get()->GetDOMWindow();
|
|
if (!window) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to a context without a window"));
|
|
return IPC_OK();
|
|
}
|
|
nsGlobalWindowOuter::Cast(window)->FocusOuter(aCallerType);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvWindowBlur(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = aContext.get()->GetDOMWindow();
|
|
if (!window) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to a context without a window"));
|
|
return IPC_OK();
|
|
}
|
|
nsGlobalWindowOuter::Cast(window)->BlurOuter();
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvRaiseWindow(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, CallerType aCallerType) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = aContext.get()->GetDOMWindow();
|
|
if (!window) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to a context without a window"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->RaiseWindow(window, aCallerType);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvClearFocus(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = aContext.get()->GetDOMWindow();
|
|
if (!window) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to a context without a window"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->ClearFocus(window);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetFocusedBrowsingContext(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->SetFocusedBrowsingContextFromOtherProcess(aContext.get());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetActiveBrowsingContext(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->SetActiveBrowsingContextFromOtherProcess(aContext.get());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvUnsetActiveBrowsingContext(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->UnsetActiveBrowsingContextFromOtherProcess(aContext.get());
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetFocusedElement(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, bool aNeedsFocus) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = aContext.get()->GetDOMWindow();
|
|
if (!window) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to a context without a window"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
window->SetFocusedElement(nullptr, 0, aNeedsFocus);
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvBlurToChild(
|
|
const MaybeDiscarded<BrowsingContext>& aFocusedBrowsingContext,
|
|
const MaybeDiscarded<BrowsingContext>& aBrowsingContextToClear,
|
|
const MaybeDiscarded<BrowsingContext>& aAncestorBrowsingContextToFocus,
|
|
bool aIsLeavingDocument, bool aAdjustWidget) {
|
|
if (aFocusedBrowsingContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
BrowsingContext* toClear = aBrowsingContextToClear.IsDiscarded()
|
|
? nullptr
|
|
: aBrowsingContextToClear.get();
|
|
BrowsingContext* toFocus = aAncestorBrowsingContextToFocus.IsDiscarded()
|
|
? nullptr
|
|
: aAncestorBrowsingContextToFocus.get();
|
|
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->BlurFromOtherProcess(aFocusedBrowsingContext.get(), toClear, toFocus,
|
|
aIsLeavingDocument, aAdjustWidget);
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvSetupFocusedAndActive(
|
|
const MaybeDiscarded<BrowsingContext>& aFocusedBrowsingContext,
|
|
const MaybeDiscarded<BrowsingContext>& aActiveBrowsingContext) {
|
|
nsFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
if (!aActiveBrowsingContext.IsNullOrDiscarded()) {
|
|
fm->SetActiveBrowsingContextFromOtherProcess(
|
|
aActiveBrowsingContext.get());
|
|
}
|
|
if (!aFocusedBrowsingContext.IsNullOrDiscarded()) {
|
|
fm->SetFocusedBrowsingContextFromOtherProcess(
|
|
aFocusedBrowsingContext.get());
|
|
}
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvMaybeExitFullscreen(
|
|
const MaybeDiscarded<BrowsingContext>& aContext) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsIDocShell* shell = aContext.get()->GetDocShell();
|
|
if (!shell) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
Document* doc = shell->GetDocument();
|
|
if (doc && doc->GetFullscreenElement()) {
|
|
Document::AsyncExitFullscreen(doc);
|
|
}
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvWindowPostMessage(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
const ClonedMessageData& aMessage, const PostMessageData& aData) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
MOZ_LOG(BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to dead or detached context"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
RefPtr<nsGlobalWindowOuter> window =
|
|
nsGlobalWindowOuter::Cast(aContext.get()->GetDOMWindow());
|
|
if (!window) {
|
|
MOZ_LOG(
|
|
BrowsingContext::GetLog(), LogLevel::Debug,
|
|
("ChildIPC: Trying to send a message to a context without a window"));
|
|
return IPC_OK();
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> providedPrincipal;
|
|
if (!window->GetPrincipalForPostMessage(
|
|
aData.targetOrigin(), aData.targetOriginURI(),
|
|
aData.callerPrincipal(), *aData.subjectPrincipal(),
|
|
getter_AddRefs(providedPrincipal))) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
// It's OK if `sourceBc` has already been discarded, so long as we can
|
|
// continue to wrap it.
|
|
RefPtr<BrowsingContext> sourceBc = aData.source().GetMaybeDiscarded();
|
|
|
|
// Create and asynchronously dispatch a runnable which will handle actual DOM
|
|
// event creation and dispatch.
|
|
RefPtr<PostMessageEvent> event =
|
|
new PostMessageEvent(sourceBc, aData.origin(), window, providedPrincipal,
|
|
aData.innerWindowId(), aData.callerURI(),
|
|
aData.scriptLocation(), aData.isFromPrivateWindow());
|
|
event->UnpackFrom(aMessage);
|
|
|
|
event->DispatchToTargetThread(IgnoredErrorResult());
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvCommitBrowsingContextTransaction(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
BrowsingContext::BaseTransaction&& aTransaction, uint64_t aEpoch) {
|
|
return aTransaction.CommitFromIPC(aContext, aEpoch, this);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvCommitWindowContextTransaction(
|
|
const MaybeDiscarded<WindowContext>& aContext,
|
|
WindowContext::BaseTransaction&& aTransaction, uint64_t aEpoch) {
|
|
return aTransaction.CommitFromIPC(aContext, aEpoch, this);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvCreateWindowContext(
|
|
WindowContext::IPCInitializer&& aInit) {
|
|
WindowContext::CreateFromIPC(std::move(aInit));
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDiscardWindowContext(
|
|
uint64_t aContextId, DiscardWindowContextResolver&& aResolve) {
|
|
// Resolve immediately to acknowledge call
|
|
aResolve(true);
|
|
|
|
RefPtr<WindowContext> window = WindowContext::GetById(aContextId);
|
|
if (NS_WARN_IF(!window) || NS_WARN_IF(window->IsDiscarded())) {
|
|
return IPC_OK();
|
|
}
|
|
|
|
window->Discard();
|
|
return IPC_OK();
|
|
}
|
|
|
|
void ContentChild::HoldBrowsingContextGroup(BrowsingContextGroup* aBCG) {
|
|
mBrowsingContextGroupHolder.AppendElement(aBCG);
|
|
}
|
|
|
|
void ContentChild::ReleaseBrowsingContextGroup(BrowsingContextGroup* aBCG) {
|
|
mBrowsingContextGroupHolder.RemoveElement(aBCG);
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::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) {
|
|
nsresult rv = NS_OK;
|
|
nsCOMPtr<nsIConsoleService> consoleService =
|
|
do_GetService(NS_CONSOLESERVICE_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, IPC_FAIL(this, "Failed to get console service"));
|
|
|
|
nsCOMPtr<nsIScriptError> scriptError(
|
|
do_CreateInstance(NS_SCRIPTERROR_CONTRACTID));
|
|
NS_ENSURE_TRUE(scriptError,
|
|
IPC_FAIL(this, "Failed to construct nsIScriptError"));
|
|
|
|
scriptError->InitWithWindowID(aMessage, aSourceName, aSourceLine, aLineNumber,
|
|
aColNumber, aFlags, aCategory, aInnerWindowId,
|
|
aFromChromeContext);
|
|
rv = consoleService->LogMessage(scriptError);
|
|
NS_ENSURE_SUCCESS(rv, IPC_FAIL(this, "Failed to log script error"));
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvLoadURI(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
nsDocShellLoadState* aLoadState, bool aSetNavigating) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
BrowsingContext* context = aContext.get();
|
|
|
|
context->LoadURI(nullptr, aLoadState, aSetNavigating);
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = context->GetDOMWindow();
|
|
BrowserChild* bc = BrowserChild::GetFrom(window);
|
|
if (bc) {
|
|
bc->NotifyNavigationFinished();
|
|
}
|
|
|
|
#ifdef MOZ_CRASHREPORTER
|
|
if (CrashReporter::GetEnabled()) {
|
|
nsCOMPtr<nsIURI> annotationURI;
|
|
|
|
nsresult rv = NS_MutateURI(aLoadState->URI())
|
|
.SetUserPass(EmptyCString())
|
|
.Finalize(annotationURI);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
// Ignore failures on about: URIs.
|
|
annotationURI = aLoadState->URI();
|
|
}
|
|
|
|
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::URL,
|
|
annotationURI->GetSpecOrDefault());
|
|
}
|
|
#endif
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvInternalLoad(
|
|
const MaybeDiscarded<BrowsingContext>& aContext,
|
|
nsDocShellLoadState* aLoadState, bool aTakeFocus) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
BrowsingContext* context = aContext.get();
|
|
|
|
context->InternalLoad(nullptr, aLoadState, nullptr, nullptr);
|
|
|
|
if (aTakeFocus) {
|
|
if (nsCOMPtr<nsPIDOMWindowOuter> domWin = context->GetDOMWindow()) {
|
|
nsFocusManager::FocusWindow(domWin, CallerType::System);
|
|
}
|
|
}
|
|
|
|
#ifdef MOZ_CRASHREPORTER
|
|
if (CrashReporter::GetEnabled()) {
|
|
nsCOMPtr<nsIURI> annotationURI;
|
|
|
|
nsresult rv = NS_MutateURI(aLoadState->URI())
|
|
.SetUserPass(EmptyCString())
|
|
.Finalize(annotationURI);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
// Ignore failures on about: URIs.
|
|
annotationURI = aLoadState->URI();
|
|
}
|
|
|
|
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::URL,
|
|
annotationURI->GetSpecOrDefault());
|
|
}
|
|
#endif
|
|
|
|
return IPC_OK();
|
|
}
|
|
|
|
mozilla::ipc::IPCResult ContentChild::RecvDisplayLoadError(
|
|
const MaybeDiscarded<BrowsingContext>& aContext, const nsAString& aURI) {
|
|
if (aContext.IsNullOrDiscarded()) {
|
|
return IPC_OK();
|
|
}
|
|
BrowsingContext* context = aContext.get();
|
|
|
|
context->DisplayLoadError(aURI);
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> window = context->GetDOMWindow();
|
|
BrowserChild* bc = BrowserChild::GetFrom(window);
|
|
if (bc) {
|
|
bc->NotifyNavigationFinished();
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
|
|
#if defined(MOZ_SANDBOX) && defined(MOZ_DEBUG) && defined(ENABLE_TESTS)
|
|
mozilla::ipc::IPCResult ContentChild::RecvInitSandboxTesting(
|
|
Endpoint<PSandboxTestingChild>&& aEndpoint) {
|
|
if (!SandboxTestingChild::Initialize(std::move(aEndpoint))) {
|
|
return IPC_FAIL(
|
|
this, "InitSandboxTesting failed to initialise the child process.");
|
|
}
|
|
return IPC_OK();
|
|
}
|
|
#endif
|
|
|
|
} // namespace dom
|
|
|
|
#if defined(__OpenBSD__) && defined(MOZ_SANDBOX)
|
|
|
|
static LazyLogModule sPledgeLog("OpenBSDSandbox");
|
|
|
|
NS_IMETHODIMP
|
|
OpenBSDFindPledgeUnveilFilePath(const char* file, nsACString& result) {
|
|
struct stat st;
|
|
|
|
// Allow overriding files in /etc/$MOZ_APP_NAME
|
|
result.Assign(nsPrintfCString("/etc/%s/%s", MOZ_APP_NAME, file));
|
|
if (stat(PromiseFlatCString(result).get(), &st) == 0) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Or look in the system default directory
|
|
result.Assign(nsPrintfCString(
|
|
"/usr/local/lib/%s/browser/defaults/preferences/%s", MOZ_APP_NAME, file));
|
|
if (stat(PromiseFlatCString(result).get(), &st) == 0) {
|
|
return NS_OK;
|
|
}
|
|
|
|
errx(1, "can't locate %s", file);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
OpenBSDPledgePromises(const nsACString& aPath) {
|
|
// Using NS_LOCAL_FILE_CONTRACTID/NS_LOCALFILEINPUTSTREAM_CONTRACTID requires
|
|
// a lot of setup before they are supported and we want to pledge early on
|
|
// before all of that, so read the file directly
|
|
std::ifstream input(PromiseFlatCString(aPath).get());
|
|
|
|
// Build up one line of pledge promises without comments
|
|
nsAutoCString promises;
|
|
bool disabled = false;
|
|
int linenum = 0;
|
|
for (std::string tLine; std::getline(input, tLine);) {
|
|
nsAutoCString line(tLine.c_str());
|
|
linenum++;
|
|
|
|
// Cut off any comments at the end of the line, also catches lines
|
|
// that are entirely a comment
|
|
int32_t hash = line.FindChar('#');
|
|
if (hash >= 0) {
|
|
line = Substring(line, 0, hash);
|
|
}
|
|
line.CompressWhitespace(true, true);
|
|
if (line.IsEmpty()) {
|
|
continue;
|
|
}
|
|
|
|
if (linenum == 1 && line.EqualsLiteral("disable")) {
|
|
disabled = true;
|
|
break;
|
|
}
|
|
|
|
if (!promises.IsEmpty()) {
|
|
promises.Append(" ");
|
|
}
|
|
promises.Append(line);
|
|
}
|
|
input.close();
|
|
|
|
if (disabled) {
|
|
warnx("%s: disabled", PromiseFlatCString(aPath).get());
|
|
} else {
|
|
MOZ_LOG(
|
|
sPledgeLog, LogLevel::Debug,
|
|
("%s: pledge(%s)\n", PromiseFlatCString(aPath).get(), promises.get()));
|
|
if (pledge(promises.get(), nullptr) != 0) {
|
|
err(1, "%s: pledge(%s) failed", PromiseFlatCString(aPath).get(),
|
|
promises.get());
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void ExpandUnveilPath(nsAutoCString& path) {
|
|
// Expand $XDG_CONFIG_HOME to the environment variable, or ~/.config
|
|
nsCString xdgConfigHome(PR_GetEnv("XDG_CONFIG_HOME"));
|
|
if (xdgConfigHome.IsEmpty()) {
|
|
xdgConfigHome = "~/.config";
|
|
}
|
|
path.ReplaceSubstring("$XDG_CONFIG_HOME", xdgConfigHome.get());
|
|
|
|
// Expand $XDG_CACHE_HOME to the environment variable, or ~/.cache
|
|
nsCString xdgCacheHome(PR_GetEnv("XDG_CACHE_HOME"));
|
|
if (xdgCacheHome.IsEmpty()) {
|
|
xdgCacheHome = "~/.cache";
|
|
}
|
|
path.ReplaceSubstring("$XDG_CACHE_HOME", xdgCacheHome.get());
|
|
|
|
// Expand $XDG_DATA_HOME to the environment variable, or ~/.local/share
|
|
nsCString xdgDataHome(PR_GetEnv("XDG_DATA_HOME"));
|
|
if (xdgDataHome.IsEmpty()) {
|
|
xdgDataHome = "~/.local/share";
|
|
}
|
|
path.ReplaceSubstring("$XDG_DATA_HOME", xdgDataHome.get());
|
|
|
|
// Expand leading ~ to the user's home directory
|
|
nsCOMPtr<nsIFile> homeDir;
|
|
nsresult rv =
|
|
GetSpecialSystemDirectory(Unix_HomeDirectory, getter_AddRefs(homeDir));
|
|
if (NS_FAILED(rv)) {
|
|
errx(1, "failed getting home directory");
|
|
}
|
|
if (path.FindChar('~') == 0) {
|
|
nsCString tHome(homeDir->NativePath());
|
|
tHome.Append(Substring(path, 1, path.Length() - 1));
|
|
path = tHome.get();
|
|
}
|
|
}
|
|
|
|
void MkdirP(nsAutoCString& path) {
|
|
// nsLocalFile::CreateAllAncestors would be nice to use
|
|
|
|
nsAutoCString tPath("");
|
|
for (const nsACString& dir : path.Split('/')) {
|
|
struct stat st;
|
|
|
|
if (dir.IsEmpty()) {
|
|
continue;
|
|
}
|
|
|
|
tPath.Append("/");
|
|
tPath.Append(dir);
|
|
|
|
if (stat(tPath.get(), &st) == -1) {
|
|
if (mkdir(tPath.get(), 0700) == -1) {
|
|
err(1, "failed mkdir(%s) while MkdirP(%s)",
|
|
PromiseFlatCString(tPath).get(), PromiseFlatCString(path).get());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
OpenBSDUnveilPaths(const nsACString& uPath, const nsACString& pledgePath) {
|
|
// Using NS_LOCAL_FILE_CONTRACTID/NS_LOCALFILEINPUTSTREAM_CONTRACTID requires
|
|
// a lot of setup before they are allowed/supported and we want to pledge and
|
|
// unveil early on before all of that is setup
|
|
std::ifstream input(PromiseFlatCString(uPath).get());
|
|
|
|
bool disabled = false;
|
|
int linenum = 0;
|
|
for (std::string tLine; std::getline(input, tLine);) {
|
|
nsAutoCString line(tLine.c_str());
|
|
linenum++;
|
|
|
|
// Cut off any comments at the end of the line, also catches lines
|
|
// that are entirely a comment
|
|
int32_t hash = line.FindChar('#');
|
|
if (hash >= 0) {
|
|
line = Substring(line, 0, hash);
|
|
}
|
|
line.CompressWhitespace(true, true);
|
|
if (line.IsEmpty()) {
|
|
continue;
|
|
}
|
|
|
|
if (linenum == 1 && line.EqualsLiteral("disable")) {
|
|
disabled = true;
|
|
break;
|
|
}
|
|
|
|
int32_t space = line.FindChar(' ');
|
|
if (space <= 0) {
|
|
errx(1, "%s: line %d: invalid format", PromiseFlatCString(uPath).get(),
|
|
linenum);
|
|
}
|
|
|
|
nsAutoCString uPath(Substring(line, 0, space));
|
|
ExpandUnveilPath(uPath);
|
|
|
|
nsAutoCString perms(Substring(line, space + 1, line.Length() - space - 1));
|
|
|
|
MOZ_LOG(sPledgeLog, LogLevel::Debug,
|
|
("%s: unveil(%s, %s)\n", PromiseFlatCString(uPath).get(),
|
|
uPath.get(), perms.get()));
|
|
if (unveil(uPath.get(), perms.get()) == -1 && errno != ENOENT) {
|
|
err(1, "%s: unveil(%s, %s) failed", PromiseFlatCString(uPath).get(),
|
|
uPath.get(), perms.get());
|
|
}
|
|
}
|
|
input.close();
|
|
|
|
if (disabled) {
|
|
warnx("%s: disabled", PromiseFlatCString(uPath).get());
|
|
} else {
|
|
if (unveil(PromiseFlatCString(pledgePath).get(), "r") == -1) {
|
|
err(1, "unveil(%s, r) failed", PromiseFlatCString(pledgePath).get());
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
bool StartOpenBSDSandbox(GeckoProcessType type) {
|
|
nsAutoCString pledgeFile;
|
|
nsAutoCString unveilFile;
|
|
|
|
switch (type) {
|
|
case GeckoProcessType_Default: {
|
|
OpenBSDFindPledgeUnveilFilePath("pledge.main", pledgeFile);
|
|
OpenBSDFindPledgeUnveilFilePath("unveil.main", unveilFile);
|
|
|
|
// Ensure dconf dir exists before we veil the filesystem
|
|
nsAutoCString dConf("$XDG_CACHE_HOME/dconf");
|
|
ExpandUnveilPath(dConf);
|
|
MkdirP(dConf);
|
|
break;
|
|
}
|
|
|
|
case GeckoProcessType_Content:
|
|
OpenBSDFindPledgeUnveilFilePath("pledge.content", pledgeFile);
|
|
OpenBSDFindPledgeUnveilFilePath("unveil.content", unveilFile);
|
|
break;
|
|
|
|
case GeckoProcessType_GPU:
|
|
OpenBSDFindPledgeUnveilFilePath("pledge.gpu", pledgeFile);
|
|
OpenBSDFindPledgeUnveilFilePath("unveil.gpu", unveilFile);
|
|
break;
|
|
|
|
default:
|
|
MOZ_ASSERT(false, "unknown process type");
|
|
return false;
|
|
}
|
|
|
|
if (NS_WARN_IF(NS_FAILED(OpenBSDUnveilPaths(unveilFile, pledgeFile)))) {
|
|
errx(1, "failed reading/parsing %s", unveilFile.get());
|
|
}
|
|
|
|
if (NS_WARN_IF(NS_FAILED(OpenBSDPledgePromises(pledgeFile)))) {
|
|
errx(1, "failed reading/parsing %s", pledgeFile.get());
|
|
}
|
|
|
|
// Don't overwrite an existing session dbus address, but ensure it is set
|
|
if (!PR_GetEnv("DBUS_SESSION_BUS_ADDRESS")) {
|
|
PR_SetEnv("DBUS_SESSION_BUS_ADDRESS=");
|
|
}
|
|
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
#if !defined(XP_WIN)
|
|
bool IsDevelopmentBuild() {
|
|
nsCOMPtr<nsIFile> path = mozilla::Omnijar::GetPath(mozilla::Omnijar::GRE);
|
|
// If the path doesn't exist, we're a dev build.
|
|
return path == nullptr;
|
|
}
|
|
#endif /* !XP_WIN */
|
|
|
|
} // namespace mozilla
|