mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
3141 lines
97 KiB
C++
3141 lines
97 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim: set sw=4 ts=8 et tw=80 : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/DebugOnly.h"
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#include "base/basictypes.h"
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#include "ContentParent.h"
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#if defined(ANDROID) || defined(LINUX)
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# include <sys/time.h>
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# include <sys/resource.h>
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#endif
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#include "chrome/common/process_watcher.h"
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#include "AppProcessChecker.h"
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#include "AudioChannelService.h"
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#include "CrashReporterParent.h"
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#include "IHistory.h"
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#include "IDBFactory.h"
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#include "IndexedDBParent.h"
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#include "IndexedDatabaseManager.h"
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#include "mozIApplication.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/dom/asmjscache/AsmJSCache.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/ExternalHelperAppParent.h"
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#include "mozilla/dom/PMemoryReportRequestParent.h"
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#include "mozilla/dom/power/PowerManagerService.h"
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#include "mozilla/dom/DOMStorageIPC.h"
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#include "mozilla/dom/bluetooth/PBluetoothParent.h"
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#include "mozilla/dom/PFMRadioParent.h"
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#include "mozilla/dom/devicestorage/DeviceStorageRequestParent.h"
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#include "mozilla/dom/GeolocationBinding.h"
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#include "mozilla/dom/telephony/TelephonyParent.h"
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#include "SmsParent.h"
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#include "mozilla/hal_sandbox/PHalParent.h"
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#include "mozilla/ipc/TestShellParent.h"
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#include "mozilla/ipc/InputStreamUtils.h"
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#include "mozilla/layers/CompositorParent.h"
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#include "mozilla/layers/ImageBridgeParent.h"
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#include "mozilla/net/NeckoParent.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Services.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/unused.h"
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#include "nsAppRunner.h"
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#include "nsAutoPtr.h"
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#include "nsCDefaultURIFixup.h"
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#include "nsCExternalHandlerService.h"
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#include "nsCOMPtr.h"
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#include "nsChromeRegistryChrome.h"
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#include "nsConsoleMessage.h"
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#include "nsConsoleService.h"
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#include "nsDebugImpl.h"
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#include "nsDOMFile.h"
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#include "nsFrameMessageManager.h"
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#include "nsHashPropertyBag.h"
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#include "nsIAlertsService.h"
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#include "nsIAppsService.h"
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#include "nsIClipboard.h"
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#include "nsIDOMGeoGeolocation.h"
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#include "nsIDOMWakeLock.h"
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#include "nsIDOMWindow.h"
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#include "nsIExternalProtocolService.h"
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#include "nsIFilePicker.h"
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#include "nsIMemoryReporter.h"
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#include "nsIMozBrowserFrame.h"
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#include "nsIMutable.h"
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#include "nsIObserverService.h"
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#include "nsIPresShell.h"
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#include "nsIRemoteBlob.h"
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#include "nsIScriptError.h"
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#include "nsIStyleSheet.h"
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#include "nsISupportsPrimitives.h"
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#include "nsIURIFixup.h"
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#include "nsIWindowWatcher.h"
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#include "nsMemoryReporterManager.h"
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#include "nsServiceManagerUtils.h"
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#include "nsStyleSheetService.h"
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#include "nsThreadUtils.h"
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#include "nsToolkitCompsCID.h"
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#include "nsWidgetsCID.h"
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#include "PreallocatedProcessManager.h"
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#include "ProcessPriorityManager.h"
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#include "SandboxHal.h"
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#include "StructuredCloneUtils.h"
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#include "TabParent.h"
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#include "URIUtils.h"
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#include "nsIWebBrowserChrome.h"
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#include "nsIDocShell.h"
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#include "mozilla/net/NeckoMessageUtils.h"
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#if defined(ANDROID) || defined(LINUX)
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#include "nsSystemInfo.h"
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#endif
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#ifdef ANDROID
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# include "gfxAndroidPlatform.h"
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#endif
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#ifdef MOZ_PERMISSIONS
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# include "nsPermissionManager.h"
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#endif
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#ifdef MOZ_WIDGET_ANDROID
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# include "AndroidBridge.h"
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#endif
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#ifdef MOZ_WIDGET_GONK
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#include "nsIVolume.h"
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#include "nsIVolumeService.h"
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#include "SpeakerManagerService.h"
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using namespace mozilla::system;
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#endif
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#ifdef MOZ_B2G_BT
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#include "BluetoothParent.h"
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#include "BluetoothService.h"
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#endif
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#include "JavaScriptParent.h"
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#ifdef MOZ_B2G_FM
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#include "mozilla/dom/FMRadioParent.h"
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#endif
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#include "Crypto.h"
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#ifdef MOZ_WEBSPEECH
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#include "mozilla/dom/SpeechSynthesisParent.h"
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#endif
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static NS_DEFINE_CID(kCClipboardCID, NS_CLIPBOARD_CID);
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static const char* sClipboardTextFlavors[] = { kUnicodeMime };
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using base::ChildPrivileges;
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using base::KillProcess;
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using namespace mozilla::dom::bluetooth;
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using namespace mozilla::dom::devicestorage;
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using namespace mozilla::dom::indexedDB;
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using namespace mozilla::dom::power;
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using namespace mozilla::dom::mobilemessage;
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using namespace mozilla::dom::telephony;
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using namespace mozilla::hal;
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using namespace mozilla::ipc;
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using namespace mozilla::layers;
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using namespace mozilla::net;
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using namespace mozilla::jsipc;
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namespace mozilla {
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namespace dom {
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#define NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC "ipc:network:set-offline"
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class MemoryReportRequestParent : public PMemoryReportRequestParent
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{
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public:
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MemoryReportRequestParent();
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virtual ~MemoryReportRequestParent();
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virtual bool Recv__delete__(const uint32_t& generation, const InfallibleTArray<MemoryReport>& report);
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private:
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ContentParent* Owner()
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{
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return static_cast<ContentParent*>(Manager());
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}
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};
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MemoryReportRequestParent::MemoryReportRequestParent()
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{
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MOZ_COUNT_CTOR(MemoryReportRequestParent);
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}
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bool
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MemoryReportRequestParent::Recv__delete__(const uint32_t& generation, const InfallibleTArray<MemoryReport>& childReports)
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{
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nsRefPtr<nsMemoryReporterManager> mgr =
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nsMemoryReporterManager::GetOrCreate();
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if (mgr) {
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mgr->HandleChildReports(generation, childReports);
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}
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return true;
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}
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MemoryReportRequestParent::~MemoryReportRequestParent()
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{
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MOZ_COUNT_DTOR(MemoryReportRequestParent);
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}
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// A memory reporter for ContentParent objects themselves.
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class ContentParentsMemoryReporter MOZ_FINAL : public MemoryMultiReporter
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{
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public:
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ContentParentsMemoryReporter()
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: MemoryMultiReporter("content-parents")
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{}
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NS_IMETHOD CollectReports(nsIMemoryReporterCallback* cb,
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nsISupports* aClosure);
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};
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NS_IMETHODIMP
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ContentParentsMemoryReporter::CollectReports(nsIMemoryReporterCallback* cb,
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nsISupports* aClosure)
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{
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nsAutoTArray<ContentParent*, 16> cps;
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ContentParent::GetAllEvenIfDead(cps);
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for (uint32_t i = 0; i < cps.Length(); i++) {
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ContentParent* cp = cps[i];
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MessageChannel* channel = cp->GetIPCChannel();
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nsString friendlyName;
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cp->FriendlyName(friendlyName);
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cp->AddRef();
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nsrefcnt refcnt = cp->Release();
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const char* channelStr = "no channel";
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uint32_t numQueuedMessages = 0;
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if (channel) {
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if (channel->Unsound_IsClosed()) {
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channelStr = "closed channel";
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} else {
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channelStr = "open channel";
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}
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numQueuedMessages = channel->Unsound_NumQueuedMessages();
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}
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nsPrintfCString path("queued-ipc-messages/content-parent"
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"(%s, pid=%d, %s, 0x%p, refcnt=%d)",
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NS_ConvertUTF16toUTF8(friendlyName).get(),
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cp->Pid(), channelStr, cp, refcnt);
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NS_NAMED_LITERAL_CSTRING(desc,
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"The number of unset IPC messages held in this ContentParent's "
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"channel. A large value here might indicate that we're leaking "
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"messages. Similarly, a ContentParent object for a process that's no "
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"longer running could indicate that we're leaking ContentParents.");
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nsresult rv = cb->Callback(/* process */ EmptyCString(),
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path,
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nsIMemoryReporter::KIND_OTHER,
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nsIMemoryReporter::UNITS_COUNT,
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numQueuedMessages,
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desc,
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aClosure);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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return NS_OK;
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}
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nsDataHashtable<nsStringHashKey, ContentParent*>* ContentParent::sAppContentParents;
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nsTArray<ContentParent*>* ContentParent::sNonAppContentParents;
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nsTArray<ContentParent*>* ContentParent::sPrivateContent;
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StaticAutoPtr<LinkedList<ContentParent> > ContentParent::sContentParents;
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// This is true when subprocess launching is enabled. This is the
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// case between StartUp() and ShutDown() or JoinAllSubprocesses().
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static bool sCanLaunchSubprocesses;
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// The first content child has ID 1, so the chrome process can have ID 0.
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static uint64_t gContentChildID = 1;
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// We want the prelaunched process to know that it's for apps, but not
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// actually for any app in particular. Use a magic manifest URL.
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// Can't be a static constant.
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#define MAGIC_PREALLOCATED_APP_MANIFEST_URL NS_LITERAL_STRING("{{template}}")
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/* static */ already_AddRefed<ContentParent>
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ContentParent::RunNuwaProcess()
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{
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MOZ_ASSERT(NS_IsMainThread());
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nsRefPtr<ContentParent> nuwaProcess =
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new ContentParent(/* aApp = */ nullptr,
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/* aIsForBrowser = */ false,
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/* aIsForPreallocated = */ true,
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// Final privileges are set when we
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// transform into our app.
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base::PRIVILEGES_INHERIT,
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PROCESS_PRIORITY_BACKGROUND,
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/* aIsNuwaProcess = */ true);
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nuwaProcess->Init();
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return nuwaProcess.forget();
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}
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// PreallocateAppProcess is called by the PreallocatedProcessManager.
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// ContentParent then takes this process back within
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// MaybeTakePreallocatedAppProcess.
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/*static*/ already_AddRefed<ContentParent>
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ContentParent::PreallocateAppProcess()
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{
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nsRefPtr<ContentParent> process =
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new ContentParent(/* app = */ nullptr,
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/* isForBrowserElement = */ false,
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/* isForPreallocated = */ true,
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// Final privileges are set when we
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// transform into our app.
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base::PRIVILEGES_INHERIT,
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PROCESS_PRIORITY_BACKGROUND);
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process->Init();
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return process.forget();
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}
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/*static*/ already_AddRefed<ContentParent>
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ContentParent::MaybeTakePreallocatedAppProcess(const nsAString& aAppManifestURL,
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ChildPrivileges aPrivs,
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ProcessPriority aInitialPriority)
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{
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nsRefPtr<ContentParent> process = PreallocatedProcessManager::Take();
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if (!process) {
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return nullptr;
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}
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if (!process->SetPriorityAndCheckIsAlive(aInitialPriority) ||
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!process->TransformPreallocatedIntoApp(aAppManifestURL, aPrivs)) {
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// Kill the process just in case it's not actually dead; we don't want
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// to "leak" this process!
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process->KillHard();
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return nullptr;
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}
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return process.forget();
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}
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/*static*/ void
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ContentParent::StartUp()
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{
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if (XRE_GetProcessType() != GeckoProcessType_Default) {
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return;
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}
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// Note: This reporter measures all ContentParents.
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RegisterStrongMemoryReporter(new ContentParentsMemoryReporter());
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sCanLaunchSubprocesses = true;
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// Try to preallocate a process that we can transform into an app later.
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PreallocatedProcessManager::AllocateAfterDelay();
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}
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/*static*/ void
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ContentParent::ShutDown()
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{
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// No-op for now. We rely on normal process shutdown and
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// ClearOnShutdown() to clean up our state.
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sCanLaunchSubprocesses = false;
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}
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/*static*/ void
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ContentParent::JoinProcessesIOThread(const nsTArray<ContentParent*>* aProcesses,
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Monitor* aMonitor, bool* aDone)
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{
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const nsTArray<ContentParent*>& processes = *aProcesses;
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for (uint32_t i = 0; i < processes.Length(); ++i) {
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if (GeckoChildProcessHost* process = processes[i]->mSubprocess) {
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process->Join();
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}
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}
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{
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MonitorAutoLock lock(*aMonitor);
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*aDone = true;
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lock.Notify();
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}
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// Don't touch any arguments to this function from now on.
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}
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/*static*/ void
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ContentParent::JoinAllSubprocesses()
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{
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MOZ_ASSERT(NS_IsMainThread());
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nsAutoTArray<ContentParent*, 8> processes;
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GetAll(processes);
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if (processes.IsEmpty()) {
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printf_stderr("There are no live subprocesses.");
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return;
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}
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printf_stderr("Subprocesses are still alive. Doing emergency join.\n");
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bool done = false;
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Monitor monitor("mozilla.dom.ContentParent.JoinAllSubprocesses");
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XRE_GetIOMessageLoop()->PostTask(FROM_HERE,
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NewRunnableFunction(
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&ContentParent::JoinProcessesIOThread,
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&processes, &monitor, &done));
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{
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MonitorAutoLock lock(monitor);
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while (!done) {
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lock.Wait();
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}
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}
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sCanLaunchSubprocesses = false;
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}
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/*static*/ already_AddRefed<ContentParent>
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ContentParent::GetNewOrUsed(bool aForBrowserElement)
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{
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if (!sNonAppContentParents)
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sNonAppContentParents = new nsTArray<ContentParent*>();
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int32_t maxContentProcesses = Preferences::GetInt("dom.ipc.processCount", 1);
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if (maxContentProcesses < 1)
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maxContentProcesses = 1;
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if (sNonAppContentParents->Length() >= uint32_t(maxContentProcesses)) {
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uint32_t idx = rand() % sNonAppContentParents->Length();
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nsRefPtr<ContentParent> p = (*sNonAppContentParents)[idx];
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NS_ASSERTION(p->IsAlive(), "Non-alive contentparent in sNonAppContentParents?");
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return p.forget();
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}
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nsRefPtr<ContentParent> p =
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new ContentParent(/* app = */ nullptr,
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aForBrowserElement,
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/* isForPreallocated = */ false,
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base::PRIVILEGES_DEFAULT,
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PROCESS_PRIORITY_FOREGROUND);
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p->Init();
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sNonAppContentParents->AppendElement(p);
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return p.forget();
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}
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namespace {
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struct SpecialPermission {
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const char* perm; // an app permission
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ChildPrivileges privs; // the OS privilege it requires
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};
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}
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static ChildPrivileges
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PrivilegesForApp(mozIApplication* aApp)
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{
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const SpecialPermission specialPermissions[] = {
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// FIXME/bug 785592: implement a CameraBridge so we don't have
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// to hack around with OS permissions
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{ "camera", base::PRIVILEGES_CAMERA }
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};
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for (size_t i = 0; i < ArrayLength(specialPermissions); ++i) {
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const char* const permission = specialPermissions[i].perm;
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bool hasPermission = false;
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if (NS_FAILED(aApp->HasPermission(permission, &hasPermission))) {
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NS_WARNING("Unable to check permissions. Breakage may follow.");
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break;
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} else if (hasPermission) {
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return specialPermissions[i].privs;
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}
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}
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return base::PRIVILEGES_DEFAULT;
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}
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/*static*/ ProcessPriority
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ContentParent::GetInitialProcessPriority(Element* aFrameElement)
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{
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// Frames with mozapptype == critical which are expecting a system message
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// get FOREGROUND_HIGH priority.
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if (!aFrameElement) {
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return PROCESS_PRIORITY_FOREGROUND;
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}
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if (aFrameElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::mozapptype,
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NS_LITERAL_STRING("keyboard"), eCaseMatters)) {
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return PROCESS_PRIORITY_FOREGROUND_KEYBOARD;
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} else if (!aFrameElement->AttrValueIs(kNameSpaceID_None, nsGkAtoms::mozapptype,
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NS_LITERAL_STRING("critical"), eCaseMatters)) {
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return PROCESS_PRIORITY_FOREGROUND;
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}
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nsCOMPtr<nsIMozBrowserFrame> browserFrame =
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do_QueryInterface(aFrameElement);
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if (!browserFrame) {
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return PROCESS_PRIORITY_FOREGROUND;
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}
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return browserFrame->GetIsExpectingSystemMessage() ?
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PROCESS_PRIORITY_FOREGROUND_HIGH :
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PROCESS_PRIORITY_FOREGROUND;
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}
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/*static*/ TabParent*
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ContentParent::CreateBrowserOrApp(const TabContext& aContext,
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Element* aFrameElement)
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{
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if (!sCanLaunchSubprocesses) {
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return nullptr;
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}
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if (aContext.IsBrowserElement() || !aContext.HasOwnApp()) {
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if (nsRefPtr<ContentParent> cp = GetNewOrUsed(aContext.IsBrowserElement())) {
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nsRefPtr<TabParent> tp(new TabParent(cp, aContext));
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tp->SetOwnerElement(aFrameElement);
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uint32_t chromeFlags = 0;
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// Propagate the private-browsing status of the element's parent
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// docshell to the remote docshell, via the chrome flags.
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nsCOMPtr<Element> frameElement = do_QueryInterface(aFrameElement);
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MOZ_ASSERT(frameElement);
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nsIDocShell* docShell =
|
|
frameElement->OwnerDoc()->GetWindow()->GetDocShell();
|
|
MOZ_ASSERT(docShell);
|
|
nsCOMPtr<nsILoadContext> loadContext = do_QueryInterface(docShell);
|
|
if (loadContext && loadContext->UsePrivateBrowsing()) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW;
|
|
}
|
|
bool affectLifetime;
|
|
docShell->GetAffectPrivateSessionLifetime(&affectLifetime);
|
|
if (affectLifetime) {
|
|
chromeFlags |= nsIWebBrowserChrome::CHROME_PRIVATE_LIFETIME;
|
|
}
|
|
|
|
PBrowserParent* browser = cp->SendPBrowserConstructor(
|
|
tp.forget().get(), // DeallocPBrowserParent() releases this ref.
|
|
aContext.AsIPCTabContext(),
|
|
chromeFlags);
|
|
return static_cast<TabParent*>(browser);
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
// If we got here, we have an app and we're not a browser element. ownApp
|
|
// shouldn't be null, because we otherwise would have gone into the
|
|
// !HasOwnApp() branch above.
|
|
nsCOMPtr<mozIApplication> ownApp = aContext.GetOwnApp();
|
|
|
|
if (!sAppContentParents) {
|
|
sAppContentParents =
|
|
new nsDataHashtable<nsStringHashKey, ContentParent*>();
|
|
}
|
|
|
|
// Each app gets its own ContentParent instance.
|
|
nsAutoString manifestURL;
|
|
if (NS_FAILED(ownApp->GetManifestURL(manifestURL))) {
|
|
NS_ERROR("Failed to get manifest URL");
|
|
return nullptr;
|
|
}
|
|
|
|
ProcessPriority initialPriority = GetInitialProcessPriority(aFrameElement);
|
|
|
|
nsRefPtr<ContentParent> p = sAppContentParents->Get(manifestURL);
|
|
if (p) {
|
|
// Check that the process is still alive and set its priority.
|
|
// Hopefully the process won't die after this point, if this call
|
|
// succeeds.
|
|
if (!p->SetPriorityAndCheckIsAlive(initialPriority)) {
|
|
p = nullptr;
|
|
}
|
|
}
|
|
|
|
if (!p) {
|
|
ChildPrivileges privs = PrivilegesForApp(ownApp);
|
|
p = MaybeTakePreallocatedAppProcess(manifestURL, privs,
|
|
initialPriority);
|
|
if (!p) {
|
|
NS_WARNING("Unable to use pre-allocated app process");
|
|
p = new ContentParent(ownApp,
|
|
/* isForBrowserElement = */ false,
|
|
/* isForPreallocated = */ false,
|
|
privs,
|
|
initialPriority);
|
|
p->Init();
|
|
}
|
|
sAppContentParents->Put(manifestURL, p);
|
|
}
|
|
|
|
nsRefPtr<TabParent> tp = new TabParent(p, aContext);
|
|
tp->SetOwnerElement(aFrameElement);
|
|
PBrowserParent* browser = p->SendPBrowserConstructor(
|
|
nsRefPtr<TabParent>(tp).forget().get(), // DeallocPBrowserParent() releases this ref.
|
|
aContext.AsIPCTabContext(),
|
|
/* chromeFlags */ 0);
|
|
|
|
p->MaybeTakeCPUWakeLock(aFrameElement);
|
|
|
|
return static_cast<TabParent*>(browser);
|
|
}
|
|
|
|
void
|
|
ContentParent::GetAll(nsTArray<ContentParent*>& aArray)
|
|
{
|
|
aArray.Clear();
|
|
|
|
if (!sContentParents) {
|
|
return;
|
|
}
|
|
|
|
for (ContentParent* cp = sContentParents->getFirst(); cp;
|
|
cp = cp->LinkedListElement<ContentParent>::getNext()) {
|
|
if (cp->mIsAlive) {
|
|
aArray.AppendElement(cp);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
ContentParent::GetAllEvenIfDead(nsTArray<ContentParent*>& aArray)
|
|
{
|
|
aArray.Clear();
|
|
|
|
if (!sContentParents) {
|
|
return;
|
|
}
|
|
|
|
for (ContentParent* cp = sContentParents->getFirst(); cp;
|
|
cp = cp->LinkedListElement<ContentParent>::getNext()) {
|
|
aArray.AppendElement(cp);
|
|
}
|
|
}
|
|
|
|
void
|
|
ContentParent::Init()
|
|
{
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
obs->AddObserver(this, "xpcom-shutdown", false);
|
|
obs->AddObserver(this, NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC, false);
|
|
obs->AddObserver(this, "child-memory-reporter-request", false);
|
|
obs->AddObserver(this, "memory-pressure", false);
|
|
obs->AddObserver(this, "child-gc-request", false);
|
|
obs->AddObserver(this, "child-cc-request", false);
|
|
obs->AddObserver(this, "child-mmu-request", false);
|
|
obs->AddObserver(this, "last-pb-context-exited", false);
|
|
obs->AddObserver(this, "file-watcher-update", false);
|
|
#ifdef MOZ_WIDGET_GONK
|
|
obs->AddObserver(this, NS_VOLUME_STATE_CHANGED, false);
|
|
obs->AddObserver(this, "phone-state-changed", false);
|
|
#endif
|
|
#ifdef ACCESSIBILITY
|
|
obs->AddObserver(this, "a11y-init-or-shutdown", false);
|
|
#endif
|
|
}
|
|
Preferences::AddStrongObserver(this, "");
|
|
nsCOMPtr<nsIThreadInternal>
|
|
threadInt(do_QueryInterface(NS_GetCurrentThread()));
|
|
if (threadInt) {
|
|
threadInt->AddObserver(this);
|
|
}
|
|
if (obs) {
|
|
obs->NotifyObservers(static_cast<nsIObserver*>(this), "ipc:content-created", nullptr);
|
|
}
|
|
|
|
#ifdef ACCESSIBILITY
|
|
// If accessibility is running in chrome process then start it in content
|
|
// process.
|
|
if (nsIPresShell::IsAccessibilityActive()) {
|
|
unused << SendActivateA11y();
|
|
}
|
|
#endif
|
|
|
|
DebugOnly<FileUpdateDispatcher*> observer = FileUpdateDispatcher::GetSingleton();
|
|
NS_ASSERTION(observer, "FileUpdateDispatcher is null");
|
|
}
|
|
|
|
namespace {
|
|
|
|
class SystemMessageHandledListener MOZ_FINAL
|
|
: public nsITimerCallback
|
|
, public LinkedListElement<SystemMessageHandledListener>
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
SystemMessageHandledListener() {}
|
|
|
|
static void OnSystemMessageHandled()
|
|
{
|
|
if (!sListeners) {
|
|
return;
|
|
}
|
|
|
|
SystemMessageHandledListener* listener = sListeners->popFirst();
|
|
if (!listener) {
|
|
return;
|
|
}
|
|
|
|
// Careful: ShutDown() may delete |this|.
|
|
listener->ShutDown();
|
|
}
|
|
|
|
void Init(nsIDOMMozWakeLock* aWakeLock)
|
|
{
|
|
MOZ_ASSERT(!mWakeLock);
|
|
MOZ_ASSERT(!mTimer);
|
|
|
|
// mTimer keeps a strong reference to |this|. When this object's
|
|
// destructor runs, it will remove itself from the LinkedList.
|
|
|
|
if (!sListeners) {
|
|
sListeners = new LinkedList<SystemMessageHandledListener>();
|
|
ClearOnShutdown(&sListeners);
|
|
}
|
|
sListeners->insertBack(this);
|
|
|
|
mWakeLock = aWakeLock;
|
|
|
|
mTimer = do_CreateInstance("@mozilla.org/timer;1");
|
|
|
|
uint32_t timeoutSec =
|
|
Preferences::GetInt("dom.ipc.systemMessageCPULockTimeoutSec", 30);
|
|
mTimer->InitWithCallback(this, timeoutSec * 1000,
|
|
nsITimer::TYPE_ONE_SHOT);
|
|
}
|
|
|
|
NS_IMETHOD Notify(nsITimer* aTimer)
|
|
{
|
|
// Careful: ShutDown() may delete |this|.
|
|
ShutDown();
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
static StaticAutoPtr<LinkedList<SystemMessageHandledListener> > sListeners;
|
|
|
|
void ShutDown()
|
|
{
|
|
nsRefPtr<SystemMessageHandledListener> kungFuDeathGrip = this;
|
|
|
|
mWakeLock->Unlock();
|
|
|
|
if (mTimer) {
|
|
mTimer->Cancel();
|
|
mTimer = nullptr;
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMMozWakeLock> mWakeLock;
|
|
nsCOMPtr<nsITimer> mTimer;
|
|
};
|
|
|
|
StaticAutoPtr<LinkedList<SystemMessageHandledListener> >
|
|
SystemMessageHandledListener::sListeners;
|
|
|
|
NS_IMPL_ISUPPORTS1(SystemMessageHandledListener,
|
|
nsITimerCallback)
|
|
|
|
} // anonymous namespace
|
|
|
|
void
|
|
ContentParent::MaybeTakeCPUWakeLock(Element* aFrameElement)
|
|
{
|
|
// Take the CPU wake lock on behalf of this processs if it's expecting a
|
|
// system message. We'll release the CPU lock once the message is
|
|
// delivered, or after some period of time, which ever comes first.
|
|
|
|
nsCOMPtr<nsIMozBrowserFrame> browserFrame =
|
|
do_QueryInterface(aFrameElement);
|
|
if (!browserFrame ||
|
|
!browserFrame->GetIsExpectingSystemMessage()) {
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<PowerManagerService> pms = PowerManagerService::GetInstance();
|
|
nsCOMPtr<nsIDOMMozWakeLock> lock =
|
|
pms->NewWakeLockOnBehalfOfProcess(NS_LITERAL_STRING("cpu"), this);
|
|
|
|
// This object's Init() function keeps it alive.
|
|
nsRefPtr<SystemMessageHandledListener> listener =
|
|
new SystemMessageHandledListener();
|
|
listener->Init(lock);
|
|
}
|
|
|
|
bool
|
|
ContentParent::SetPriorityAndCheckIsAlive(ProcessPriority aPriority)
|
|
{
|
|
ProcessPriorityManager::SetProcessPriority(this, aPriority);
|
|
|
|
// Now that we've set this process's priority, check whether the process is
|
|
// still alive. Hopefully we've set the priority to FOREGROUND*, so the
|
|
// process won't unexpectedly crash after this point!
|
|
//
|
|
// It's not legal to call DidProcessCrash on Windows if the process has not
|
|
// terminated yet, so we have to skip this check here.
|
|
#ifndef XP_WIN
|
|
bool exited = false;
|
|
base::DidProcessCrash(&exited, mSubprocess->GetChildProcessHandle());
|
|
if (exited) {
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
// Helper for ContentParent::TransformPreallocatedIntoApp.
|
|
static void
|
|
TryGetNameFromManifestURL(const nsAString& aManifestURL,
|
|
nsAString& aName)
|
|
{
|
|
aName.Truncate();
|
|
if (aManifestURL.IsEmpty() ||
|
|
aManifestURL == MAGIC_PREALLOCATED_APP_MANIFEST_URL) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIAppsService> appsService = do_GetService(APPS_SERVICE_CONTRACTID);
|
|
NS_ENSURE_TRUE_VOID(appsService);
|
|
|
|
nsCOMPtr<mozIApplication> app;
|
|
appsService->GetAppByManifestURL(aManifestURL, getter_AddRefs(app));
|
|
|
|
if (!app) {
|
|
return;
|
|
}
|
|
|
|
app->GetName(aName);
|
|
}
|
|
|
|
bool
|
|
ContentParent::TransformPreallocatedIntoApp(const nsAString& aAppManifestURL,
|
|
ChildPrivileges aPrivs)
|
|
{
|
|
MOZ_ASSERT(IsPreallocated());
|
|
mAppManifestURL = aAppManifestURL;
|
|
TryGetNameFromManifestURL(aAppManifestURL, mAppName);
|
|
|
|
return SendSetProcessPrivileges(aPrivs);
|
|
}
|
|
|
|
void
|
|
ContentParent::ShutDownProcess(bool aCloseWithError)
|
|
{
|
|
const InfallibleTArray<PIndexedDBParent*>& idbParents =
|
|
ManagedPIndexedDBParent();
|
|
for (uint32_t i = 0; i < idbParents.Length(); ++i) {
|
|
static_cast<IndexedDBParent*>(idbParents[i])->Disconnect();
|
|
}
|
|
|
|
// If Close() fails with an error, we'll end up back in this function, but
|
|
// with aCloseWithError = true. It's important that we call
|
|
// CloseWithError() in this case; see bug 895204.
|
|
|
|
if (!aCloseWithError && !mCalledClose) {
|
|
// Close() can only be called once: It kicks off the destruction
|
|
// sequence.
|
|
mCalledClose = true;
|
|
Close();
|
|
}
|
|
|
|
if (aCloseWithError && !mCalledCloseWithError) {
|
|
MessageChannel* channel = GetIPCChannel();
|
|
if (channel) {
|
|
mCalledCloseWithError = true;
|
|
channel->CloseWithError();
|
|
}
|
|
}
|
|
|
|
// NB: must MarkAsDead() here so that this isn't accidentally
|
|
// returned from Get*() while in the midst of shutdown.
|
|
MarkAsDead();
|
|
|
|
// A ContentParent object might not get freed until after XPCOM shutdown has
|
|
// shut down the cycle collector. But by then it's too late to release any
|
|
// CC'ed objects, so we need to null them out here, while we still can. See
|
|
// bug 899761.
|
|
if (mMessageManager) {
|
|
mMessageManager->Disconnect();
|
|
mMessageManager = nullptr;
|
|
}
|
|
}
|
|
|
|
void
|
|
ContentParent::MarkAsDead()
|
|
{
|
|
if (!mAppManifestURL.IsEmpty()) {
|
|
if (sAppContentParents) {
|
|
sAppContentParents->Remove(mAppManifestURL);
|
|
if (!sAppContentParents->Count()) {
|
|
delete sAppContentParents;
|
|
sAppContentParents = nullptr;
|
|
}
|
|
}
|
|
} else if (sNonAppContentParents) {
|
|
sNonAppContentParents->RemoveElement(this);
|
|
if (!sNonAppContentParents->Length()) {
|
|
delete sNonAppContentParents;
|
|
sNonAppContentParents = nullptr;
|
|
}
|
|
}
|
|
|
|
if (sPrivateContent) {
|
|
sPrivateContent->RemoveElement(this);
|
|
if (!sPrivateContent->Length()) {
|
|
delete sPrivateContent;
|
|
sPrivateContent = nullptr;
|
|
}
|
|
}
|
|
|
|
mIsAlive = false;
|
|
}
|
|
|
|
void
|
|
ContentParent::OnChannelError()
|
|
{
|
|
nsRefPtr<ContentParent> content(this);
|
|
PContentParent::OnChannelError();
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
PreallocatedProcessManager::MaybeForgetSpare(this);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
ContentParent::OnChannelConnected(int32_t pid)
|
|
{
|
|
ProcessHandle handle;
|
|
if (!base::OpenPrivilegedProcessHandle(pid, &handle)) {
|
|
NS_WARNING("Can't open handle to child process.");
|
|
}
|
|
else {
|
|
// we need to close the existing handle before setting a new one.
|
|
base::CloseProcessHandle(OtherProcess());
|
|
SetOtherProcess(handle);
|
|
|
|
#if defined(ANDROID) || defined(LINUX)
|
|
// Check nice preference
|
|
int32_t nice = Preferences::GetInt("dom.ipc.content.nice", 0);
|
|
|
|
// Environment variable overrides preference
|
|
char* relativeNicenessStr = getenv("MOZ_CHILD_PROCESS_RELATIVE_NICENESS");
|
|
if (relativeNicenessStr) {
|
|
nice = atoi(relativeNicenessStr);
|
|
}
|
|
|
|
/* make the GUI thread have higher priority on single-cpu devices */
|
|
nsCOMPtr<nsIPropertyBag2> infoService = do_GetService(NS_SYSTEMINFO_CONTRACTID);
|
|
if (infoService) {
|
|
int32_t cpus;
|
|
nsresult rv = infoService->GetPropertyAsInt32(NS_LITERAL_STRING("cpucount"), &cpus);
|
|
if (NS_FAILED(rv)) {
|
|
cpus = 1;
|
|
}
|
|
if (nice != 0 && cpus == 1) {
|
|
setpriority(PRIO_PROCESS, pid, getpriority(PRIO_PROCESS, pid) + nice);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// Set a reply timeout. The only time the parent process will actually
|
|
// timeout is through urgent messages (which are used by CPOWs).
|
|
SetReplyTimeoutMs(Preferences::GetInt("dom.ipc.cpow.timeout", 3000));
|
|
}
|
|
|
|
void
|
|
ContentParent::ProcessingError(Result what)
|
|
{
|
|
if (MsgDropped == what) {
|
|
// Messages sent after crashes etc. are not a big deal.
|
|
return;
|
|
}
|
|
// Other errors are big deals.
|
|
KillHard();
|
|
}
|
|
|
|
namespace {
|
|
|
|
void
|
|
DelayedDeleteSubprocess(GeckoChildProcessHost* aSubprocess)
|
|
{
|
|
XRE_GetIOMessageLoop()
|
|
->PostTask(FROM_HERE,
|
|
new DeleteTask<GeckoChildProcessHost>(aSubprocess));
|
|
}
|
|
|
|
// This runnable only exists to delegate ownership of the
|
|
// ContentParent to this runnable, until it's deleted by the event
|
|
// system.
|
|
struct DelayedDeleteContentParentTask : public nsRunnable
|
|
{
|
|
DelayedDeleteContentParentTask(ContentParent* aObj) : mObj(aObj) { }
|
|
|
|
// No-op
|
|
NS_IMETHODIMP Run() { return NS_OK; }
|
|
|
|
nsRefPtr<ContentParent> mObj;
|
|
};
|
|
|
|
}
|
|
|
|
void
|
|
ContentParent::ActorDestroy(ActorDestroyReason why)
|
|
{
|
|
if (mForceKillTask) {
|
|
mForceKillTask->Cancel();
|
|
mForceKillTask = nullptr;
|
|
}
|
|
|
|
nsRefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
ppm->ReceiveMessage(static_cast<nsIContentFrameMessageManager*>(ppm.get()),
|
|
CHILD_PROCESS_SHUTDOWN_MESSAGE, false,
|
|
nullptr, nullptr, nullptr, nullptr);
|
|
}
|
|
nsCOMPtr<nsIThreadObserver>
|
|
kungFuDeathGrip(static_cast<nsIThreadObserver*>(this));
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "xpcom-shutdown");
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "memory-pressure");
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "child-memory-reporter-request");
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC);
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "child-gc-request");
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "child-cc-request");
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "child-mmu-request");
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "last-pb-context-exited");
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "file-watcher-update");
|
|
#ifdef MOZ_WIDGET_GONK
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), NS_VOLUME_STATE_CHANGED);
|
|
#endif
|
|
#ifdef ACCESSIBILITY
|
|
obs->RemoveObserver(static_cast<nsIObserver*>(this), "a11y-init-or-shutdown");
|
|
#endif
|
|
}
|
|
|
|
if (ppm) {
|
|
ppm->Disconnect();
|
|
}
|
|
|
|
// Tell the memory reporter manager that this ContentParent is going away.
|
|
nsRefPtr<nsMemoryReporterManager> mgr =
|
|
nsMemoryReporterManager::GetOrCreate();
|
|
if (mgr) {
|
|
mgr->DecrementNumChildProcesses();
|
|
}
|
|
|
|
// remove the global remote preferences observers
|
|
Preferences::RemoveObserver(this, "");
|
|
|
|
RecvRemoveGeolocationListener();
|
|
|
|
mConsoleService = nullptr;
|
|
|
|
nsCOMPtr<nsIThreadInternal>
|
|
threadInt(do_QueryInterface(NS_GetCurrentThread()));
|
|
if (threadInt)
|
|
threadInt->RemoveObserver(this);
|
|
|
|
MarkAsDead();
|
|
|
|
if (obs) {
|
|
nsRefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
|
|
|
|
props->SetPropertyAsUint64(NS_LITERAL_STRING("childID"), mChildID);
|
|
|
|
if (AbnormalShutdown == why) {
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("abnormal"), true);
|
|
|
|
#ifdef MOZ_CRASHREPORTER
|
|
// There's a window in which child processes can crash
|
|
// after IPC is established, but before a crash reporter
|
|
// is created.
|
|
if (ManagedPCrashReporterParent().Length() > 0) {
|
|
CrashReporterParent* crashReporter =
|
|
static_cast<CrashReporterParent*>(ManagedPCrashReporterParent()[0]);
|
|
|
|
// If we're an app process, always stomp the latest URI
|
|
// loaded in the child process with our manifest URL. We
|
|
// would rather associate the crashes with apps than
|
|
// random child windows loaded in them.
|
|
//
|
|
// XXX would be nice if we could get both ...
|
|
if (!mAppManifestURL.IsEmpty()) {
|
|
crashReporter->AnnotateCrashReport(NS_LITERAL_CSTRING("URL"),
|
|
NS_ConvertUTF16toUTF8(mAppManifestURL));
|
|
}
|
|
|
|
crashReporter->GenerateCrashReport(this, nullptr);
|
|
|
|
nsAutoString dumpID(crashReporter->ChildDumpID());
|
|
props->SetPropertyAsAString(NS_LITERAL_STRING("dumpID"), dumpID);
|
|
}
|
|
#endif
|
|
}
|
|
obs->NotifyObservers((nsIPropertyBag2*) props, "ipc:content-shutdown", nullptr);
|
|
}
|
|
|
|
// If the child process was terminated due to a SIGKIL, ShutDownProcess
|
|
// might not have been called yet. We must call it to ensure that our
|
|
// channel is closed, etc.
|
|
ShutDownProcess(/* closeWithError */ true);
|
|
|
|
MessageLoop::current()->
|
|
PostTask(FROM_HERE,
|
|
NewRunnableFunction(DelayedDeleteSubprocess, mSubprocess));
|
|
mSubprocess = nullptr;
|
|
|
|
// IPDL rules require actors to live on past ActorDestroy, but it
|
|
// may be that the kungFuDeathGrip above is the last reference to
|
|
// |this|. If so, when we go out of scope here, we're deleted and
|
|
// all hell breaks loose.
|
|
//
|
|
// This runnable ensures that a reference to |this| lives on at
|
|
// least until after the current task finishes running.
|
|
NS_DispatchToCurrentThread(new DelayedDeleteContentParentTask(this));
|
|
}
|
|
|
|
void
|
|
ContentParent::NotifyTabDestroying(PBrowserParent* aTab)
|
|
{
|
|
// There can be more than one PBrowser for a given app process
|
|
// because of popup windows. PBrowsers can also destroy
|
|
// concurrently. When all the PBrowsers are destroying, kick off
|
|
// another task to ensure the child process *really* shuts down,
|
|
// even if the PBrowsers themselves never finish destroying.
|
|
int32_t numLiveTabs = ManagedPBrowserParent().Length();
|
|
++mNumDestroyingTabs;
|
|
if (mNumDestroyingTabs != numLiveTabs) {
|
|
return;
|
|
}
|
|
|
|
// We're dying now, so prevent this content process from being
|
|
// recycled during its shutdown procedure.
|
|
MarkAsDead();
|
|
|
|
MOZ_ASSERT(!mForceKillTask);
|
|
int32_t timeoutSecs =
|
|
Preferences::GetInt("dom.ipc.tabs.shutdownTimeoutSecs", 5);
|
|
if (timeoutSecs > 0) {
|
|
MessageLoop::current()->PostDelayedTask(
|
|
FROM_HERE,
|
|
mForceKillTask = NewRunnableMethod(this, &ContentParent::KillHard),
|
|
timeoutSecs * 1000);
|
|
}
|
|
}
|
|
|
|
void
|
|
ContentParent::NotifyTabDestroyed(PBrowserParent* aTab,
|
|
bool aNotifiedDestroying)
|
|
{
|
|
if (aNotifiedDestroying) {
|
|
--mNumDestroyingTabs;
|
|
}
|
|
|
|
// There can be more than one PBrowser for a given app process
|
|
// because of popup windows. When the last one closes, shut
|
|
// us down.
|
|
if (ManagedPBrowserParent().Length() == 1) {
|
|
MessageLoop::current()->PostTask(
|
|
FROM_HERE,
|
|
NewRunnableMethod(this, &ContentParent::ShutDownProcess,
|
|
/* force */ false));
|
|
}
|
|
}
|
|
|
|
jsipc::JavaScriptParent*
|
|
ContentParent::GetCPOWManager()
|
|
{
|
|
if (ManagedPJavaScriptParent().Length()) {
|
|
return static_cast<JavaScriptParent*>(ManagedPJavaScriptParent()[0]);
|
|
}
|
|
JavaScriptParent* actor = static_cast<JavaScriptParent*>(SendPJavaScriptConstructor());
|
|
return actor;
|
|
}
|
|
|
|
TestShellParent*
|
|
ContentParent::CreateTestShell()
|
|
{
|
|
return static_cast<TestShellParent*>(SendPTestShellConstructor());
|
|
}
|
|
|
|
bool
|
|
ContentParent::DestroyTestShell(TestShellParent* aTestShell)
|
|
{
|
|
return PTestShellParent::Send__delete__(aTestShell);
|
|
}
|
|
|
|
TestShellParent*
|
|
ContentParent::GetTestShellSingleton()
|
|
{
|
|
if (!ManagedPTestShellParent().Length())
|
|
return nullptr;
|
|
return static_cast<TestShellParent*>(ManagedPTestShellParent()[0]);
|
|
}
|
|
|
|
void
|
|
ContentParent::InitializeMembers()
|
|
{
|
|
mSubprocess = nullptr;
|
|
mChildID = gContentChildID++;
|
|
mGeolocationWatchID = -1;
|
|
mForceKillTask = nullptr;
|
|
mNumDestroyingTabs = 0;
|
|
mIsAlive = true;
|
|
mSendPermissionUpdates = false;
|
|
mCalledClose = false;
|
|
mCalledCloseWithError = false;
|
|
mCalledKillHard = false;
|
|
}
|
|
|
|
ContentParent::ContentParent(mozIApplication* aApp,
|
|
bool aIsForBrowser,
|
|
bool aIsForPreallocated,
|
|
ChildPrivileges aOSPrivileges,
|
|
ProcessPriority aInitialPriority /* = PROCESS_PRIORITY_FOREGROUND */,
|
|
bool aIsNuwaProcess /* = false */)
|
|
: mOSPrivileges(aOSPrivileges)
|
|
, mIsForBrowser(aIsForBrowser)
|
|
{
|
|
InitializeMembers(); // Perform common initialization.
|
|
|
|
// No more than one of !!aApp, aIsForBrowser, and aIsForPreallocated should
|
|
// be true.
|
|
MOZ_ASSERT(!!aApp + aIsForBrowser + aIsForPreallocated <= 1);
|
|
|
|
// Insert ourselves into the global linked list of ContentParent objects.
|
|
if (!sContentParents) {
|
|
sContentParents = new LinkedList<ContentParent>();
|
|
}
|
|
if (!aIsNuwaProcess) {
|
|
sContentParents->insertBack(this);
|
|
}
|
|
|
|
if (aApp) {
|
|
aApp->GetManifestURL(mAppManifestURL);
|
|
aApp->GetName(mAppName);
|
|
} else if (aIsForPreallocated) {
|
|
mAppManifestURL = MAGIC_PREALLOCATED_APP_MANIFEST_URL;
|
|
}
|
|
|
|
// From this point on, NS_WARNING, NS_ASSERTION, etc. should print out the
|
|
// PID along with the warning.
|
|
nsDebugImpl::SetMultiprocessMode("Parent");
|
|
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
mSubprocess = new GeckoChildProcessHost(GeckoProcessType_Content,
|
|
aOSPrivileges);
|
|
mSubprocess->SetSandboxEnabled(ShouldSandboxContentProcesses());
|
|
|
|
IToplevelProtocol::SetTransport(mSubprocess->GetChannel());
|
|
|
|
// Tell the memory reporter manager that this ContentParent exists.
|
|
nsRefPtr<nsMemoryReporterManager> mgr =
|
|
nsMemoryReporterManager::GetOrCreate();
|
|
if (mgr) {
|
|
mgr->IncrementNumChildProcesses();
|
|
}
|
|
|
|
std::vector<std::string> extraArgs;
|
|
if (aIsNuwaProcess) {
|
|
extraArgs.push_back("-nuwa");
|
|
}
|
|
mSubprocess->LaunchAndWaitForProcessHandle(extraArgs);
|
|
|
|
Open(mSubprocess->GetChannel(), mSubprocess->GetOwnedChildProcessHandle());
|
|
|
|
// Set the subprocess's priority. We do this early on because we're likely
|
|
// /lowering/ the process's CPU and memory priority, which it has inherited
|
|
// from this process.
|
|
//
|
|
// This call can cause us to send IPC messages to the child process, so it
|
|
// must come after the Open() call above.
|
|
ProcessPriorityManager::SetProcessPriority(this, aInitialPriority);
|
|
|
|
// NB: internally, this will send an IPC message to the child
|
|
// process to get it to create the CompositorChild. This
|
|
// message goes through the regular IPC queue for this
|
|
// channel, so delivery will happen-before any other messages
|
|
// we send. The CompositorChild must be created before any
|
|
// PBrowsers are created, because they rely on the Compositor
|
|
// already being around. (Creation is async, so can't happen
|
|
// on demand.)
|
|
bool useOffMainThreadCompositing = !!CompositorParent::CompositorLoop();
|
|
if (useOffMainThreadCompositing) {
|
|
DebugOnly<bool> opened = PCompositor::Open(this);
|
|
MOZ_ASSERT(opened);
|
|
|
|
if (Preferences::GetBool("layers.async-video.enabled",false)) {
|
|
opened = PImageBridge::Open(this);
|
|
MOZ_ASSERT(opened);
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIChromeRegistry> registrySvc = nsChromeRegistry::GetService();
|
|
nsChromeRegistryChrome* chromeRegistry =
|
|
static_cast<nsChromeRegistryChrome*>(registrySvc.get());
|
|
chromeRegistry->SendRegisteredChrome(this);
|
|
mMessageManager = nsFrameMessageManager::NewProcessMessageManager(this);
|
|
|
|
if (gAppData) {
|
|
nsCString version(gAppData->version);
|
|
nsCString buildID(gAppData->buildID);
|
|
nsCString name(gAppData->name);
|
|
nsCString UAName(gAppData->UAName);
|
|
|
|
// Sending all information to content process.
|
|
unused << SendAppInfo(version, buildID, name, UAName);
|
|
}
|
|
|
|
nsStyleSheetService *sheetService = nsStyleSheetService::GetInstance();
|
|
if (sheetService) {
|
|
// This looks like a lot of work, but in a normal browser session we just
|
|
// send two loads.
|
|
|
|
nsCOMArray<nsIStyleSheet>& agentSheets = *sheetService->AgentStyleSheets();
|
|
for (uint32_t i = 0; i < agentSheets.Length(); i++) {
|
|
URIParams uri;
|
|
SerializeURI(agentSheets[i]->GetSheetURI(), uri);
|
|
unused << SendLoadAndRegisterSheet(uri, nsIStyleSheetService::AGENT_SHEET);
|
|
}
|
|
|
|
nsCOMArray<nsIStyleSheet>& userSheets = *sheetService->UserStyleSheets();
|
|
for (uint32_t i = 0; i < userSheets.Length(); i++) {
|
|
URIParams uri;
|
|
SerializeURI(userSheets[i]->GetSheetURI(), uri);
|
|
unused << SendLoadAndRegisterSheet(uri, nsIStyleSheetService::USER_SHEET);
|
|
}
|
|
|
|
nsCOMArray<nsIStyleSheet>& authorSheets = *sheetService->AuthorStyleSheets();
|
|
for (uint32_t i = 0; i < authorSheets.Length(); i++) {
|
|
URIParams uri;
|
|
SerializeURI(authorSheets[i]->GetSheetURI(), uri);
|
|
unused << SendLoadAndRegisterSheet(uri, nsIStyleSheetService::AUTHOR_SHEET);
|
|
}
|
|
}
|
|
|
|
#ifdef MOZ_CONTENT_SANDBOX
|
|
// Bug 921817. We enable the sandbox in RecvSetProcessPrivileges,
|
|
// which is where a preallocated process drops unnecessary privileges,
|
|
// but a non-preallocated process will already have changed its
|
|
// uid/gid/etc immediately after forking. Thus, we send this message,
|
|
// which is otherwise a no-op, to sandbox it at an appropriate point
|
|
// during startup.
|
|
if (aOSPrivileges != base::PRIVILEGES_INHERIT) {
|
|
if (!SendSetProcessPrivileges(base::PRIVILEGES_INHERIT)) {
|
|
KillHard();
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
static const FileDescriptor*
|
|
FindFdProtocolFdMapping(const nsTArray<ProtocolFdMapping>& aFds,
|
|
ProtocolId aProtoId)
|
|
{
|
|
for (unsigned int i = 0; i < aFds.Length(); i++) {
|
|
if (aFds[i].protocolId() == aProtoId) {
|
|
return &aFds[i].fd();
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
/**
|
|
* This constructor is used for new content process cloned from a template.
|
|
*
|
|
* For Nuwa.
|
|
*/
|
|
ContentParent::ContentParent(ContentParent* aTemplate,
|
|
const nsAString& aAppManifestURL,
|
|
base::ProcessHandle aPid,
|
|
const nsTArray<ProtocolFdMapping>& aFds,
|
|
ChildPrivileges aOSPrivileges)
|
|
: mOSPrivileges(aOSPrivileges)
|
|
, mAppManifestURL(aAppManifestURL)
|
|
, mIsForBrowser(false)
|
|
{
|
|
InitializeMembers(); // Perform common initialization.
|
|
|
|
sContentParents->insertBack(this);
|
|
|
|
// From this point on, NS_WARNING, NS_ASSERTION, etc. should print out the
|
|
// PID along with the warning.
|
|
nsDebugImpl::SetMultiprocessMode("Parent");
|
|
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
const FileDescriptor* fd = FindFdProtocolFdMapping(aFds, GetProtocolId());
|
|
|
|
NS_ASSERTION(fd != nullptr, "IPC Channel for PContent is necessary!");
|
|
mSubprocess = new GeckoExistingProcessHost(GeckoProcessType_Content,
|
|
aPid,
|
|
*fd,
|
|
aOSPrivileges);
|
|
|
|
mSubprocess->LaunchAndWaitForProcessHandle();
|
|
|
|
// Clone actors routed by aTemplate for this instance.
|
|
IToplevelProtocol::SetTransport(mSubprocess->GetChannel());
|
|
ProtocolCloneContext cloneContext;
|
|
cloneContext.SetContentParent(this);
|
|
CloneManagees(aTemplate, &cloneContext);
|
|
CloneOpenedToplevels(aTemplate, aFds, aPid, &cloneContext);
|
|
|
|
Open(mSubprocess->GetChannel(),
|
|
mSubprocess->GetChildProcessHandle());
|
|
|
|
// Set the subprocess's priority (bg if we're a preallocated process, fg
|
|
// otherwise). We do this first because we're likely /lowering/ its CPU and
|
|
// memory priority, which it has inherited from this process.
|
|
ProcessPriority priority;
|
|
if (IsPreallocated()) {
|
|
priority = PROCESS_PRIORITY_BACKGROUND;
|
|
} else {
|
|
priority = PROCESS_PRIORITY_FOREGROUND;
|
|
}
|
|
|
|
ProcessPriorityManager::SetProcessPriority(this, priority);
|
|
mMessageManager = nsFrameMessageManager::NewProcessMessageManager(this);
|
|
}
|
|
#endif // MOZ_NUWA_PROCESS
|
|
|
|
ContentParent::~ContentParent()
|
|
{
|
|
if (mForceKillTask) {
|
|
mForceKillTask->Cancel();
|
|
}
|
|
|
|
if (OtherProcess())
|
|
base::CloseProcessHandle(OtherProcess());
|
|
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
// We should be removed from all these lists in ActorDestroy.
|
|
MOZ_ASSERT(!sPrivateContent || !sPrivateContent->Contains(this));
|
|
if (mAppManifestURL.IsEmpty()) {
|
|
MOZ_ASSERT(!sNonAppContentParents ||
|
|
!sNonAppContentParents->Contains(this));
|
|
} else {
|
|
// In general, we expect sAppContentParents->Get(mAppManifestURL) to be
|
|
// nullptr. But it could be that we created another ContentParent for
|
|
// this app after we did this->ActorDestroy(), so the right check is
|
|
// that sAppContentParents->Get(mAppManifestURL) != this.
|
|
MOZ_ASSERT(!sAppContentParents ||
|
|
sAppContentParents->Get(mAppManifestURL) != this);
|
|
}
|
|
}
|
|
|
|
bool
|
|
ContentParent::IsAlive()
|
|
{
|
|
return mIsAlive;
|
|
}
|
|
|
|
bool
|
|
ContentParent::IsForApp()
|
|
{
|
|
return !mAppManifestURL.IsEmpty();
|
|
}
|
|
|
|
int32_t
|
|
ContentParent::Pid()
|
|
{
|
|
if (!mSubprocess || !mSubprocess->GetChildProcessHandle()) {
|
|
return -1;
|
|
}
|
|
return base::GetProcId(mSubprocess->GetChildProcessHandle());
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvReadPrefsArray(InfallibleTArray<PrefSetting>* aPrefs)
|
|
{
|
|
Preferences::GetPreferences(aPrefs);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvReadFontList(InfallibleTArray<FontListEntry>* retValue)
|
|
{
|
|
#ifdef ANDROID
|
|
gfxAndroidPlatform::GetPlatform()->GetFontList(retValue);
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvReadPermissions(InfallibleTArray<IPC::Permission>* aPermissions)
|
|
{
|
|
#ifdef MOZ_PERMISSIONS
|
|
nsCOMPtr<nsIPermissionManager> permissionManagerIface =
|
|
do_GetService(NS_PERMISSIONMANAGER_CONTRACTID);
|
|
nsPermissionManager* permissionManager =
|
|
static_cast<nsPermissionManager*>(permissionManagerIface.get());
|
|
NS_ABORT_IF_FALSE(permissionManager,
|
|
"We have no permissionManager in the Chrome process !");
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> enumerator;
|
|
DebugOnly<nsresult> rv = permissionManager->GetEnumerator(getter_AddRefs(enumerator));
|
|
NS_ABORT_IF_FALSE(NS_SUCCEEDED(rv), "Could not get enumerator!");
|
|
while(1) {
|
|
bool hasMore;
|
|
enumerator->HasMoreElements(&hasMore);
|
|
if (!hasMore)
|
|
break;
|
|
|
|
nsCOMPtr<nsISupports> supp;
|
|
enumerator->GetNext(getter_AddRefs(supp));
|
|
nsCOMPtr<nsIPermission> perm = do_QueryInterface(supp);
|
|
|
|
nsCString host;
|
|
perm->GetHost(host);
|
|
uint32_t appId;
|
|
perm->GetAppId(&appId);
|
|
bool isInBrowserElement;
|
|
perm->GetIsInBrowserElement(&isInBrowserElement);
|
|
nsCString type;
|
|
perm->GetType(type);
|
|
uint32_t capability;
|
|
perm->GetCapability(&capability);
|
|
uint32_t expireType;
|
|
perm->GetExpireType(&expireType);
|
|
int64_t expireTime;
|
|
perm->GetExpireTime(&expireTime);
|
|
|
|
aPermissions->AppendElement(IPC::Permission(host, appId,
|
|
isInBrowserElement, type,
|
|
capability, expireType,
|
|
expireTime));
|
|
}
|
|
|
|
// Ask for future changes
|
|
mSendPermissionUpdates = true;
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvSetClipboardText(const nsString& text,
|
|
const bool& isPrivateData,
|
|
const int32_t& whichClipboard)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
nsCOMPtr<nsISupportsString> dataWrapper =
|
|
do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
rv = dataWrapper->SetData(text);
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
nsCOMPtr<nsITransferable> trans = do_CreateInstance("@mozilla.org/widget/transferable;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
trans->Init(nullptr);
|
|
|
|
// If our data flavor has already been added, this will fail. But we don't care
|
|
trans->AddDataFlavor(kUnicodeMime);
|
|
trans->SetIsPrivateData(isPrivateData);
|
|
|
|
nsCOMPtr<nsISupports> nsisupportsDataWrapper =
|
|
do_QueryInterface(dataWrapper);
|
|
|
|
rv = trans->SetTransferData(kUnicodeMime, nsisupportsDataWrapper,
|
|
text.Length() * sizeof(PRUnichar));
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
clipboard->SetData(trans, nullptr, whichClipboard);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvGetClipboardText(const int32_t& whichClipboard, nsString* text)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
nsCOMPtr<nsITransferable> trans = do_CreateInstance("@mozilla.org/widget/transferable;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
trans->Init(nullptr);
|
|
|
|
clipboard->GetData(trans, whichClipboard);
|
|
nsCOMPtr<nsISupports> tmp;
|
|
uint32_t len;
|
|
rv = trans->GetTransferData(kUnicodeMime, getter_AddRefs(tmp), &len);
|
|
if (NS_FAILED(rv))
|
|
return false;
|
|
|
|
nsCOMPtr<nsISupportsString> supportsString = do_QueryInterface(tmp);
|
|
// No support for non-text data
|
|
if (!supportsString)
|
|
return false;
|
|
supportsString->GetData(*text);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvEmptyClipboard()
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
clipboard->EmptyClipboard(nsIClipboard::kGlobalClipboard);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvClipboardHasText(bool* hasText)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID, &rv));
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
clipboard->HasDataMatchingFlavors(sClipboardTextFlavors, 1,
|
|
nsIClipboard::kGlobalClipboard, hasText);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvGetSystemColors(const uint32_t& colorsCount, InfallibleTArray<uint32_t>* colors)
|
|
{
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
NS_ASSERTION(AndroidBridge::Bridge() != nullptr, "AndroidBridge is not available");
|
|
if (AndroidBridge::Bridge() == nullptr) {
|
|
// Do not fail - the colors won't be right, but it's not critical
|
|
return true;
|
|
}
|
|
|
|
colors->AppendElements(colorsCount);
|
|
|
|
// The array elements correspond to the members of AndroidSystemColors structure,
|
|
// so just pass the pointer to the elements buffer
|
|
AndroidBridge::Bridge()->GetSystemColors((AndroidSystemColors*)colors->Elements());
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvGetIconForExtension(const nsCString& aFileExt, const uint32_t& aIconSize, InfallibleTArray<uint8_t>* bits)
|
|
{
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
NS_ASSERTION(AndroidBridge::Bridge() != nullptr, "AndroidBridge is not available");
|
|
if (AndroidBridge::Bridge() == nullptr) {
|
|
// Do not fail - just no icon will be shown
|
|
return true;
|
|
}
|
|
|
|
bits->AppendElements(aIconSize * aIconSize * 4);
|
|
|
|
AndroidBridge::Bridge()->GetIconForExtension(aFileExt, aIconSize, bits->Elements());
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvGetShowPasswordSetting(bool* showPassword)
|
|
{
|
|
// default behavior is to show the last password character
|
|
*showPassword = true;
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
NS_ASSERTION(AndroidBridge::Bridge() != nullptr, "AndroidBridge is not available");
|
|
|
|
*showPassword = GeckoAppShell::GetShowPasswordSetting();
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvFirstIdle()
|
|
{
|
|
// When the ContentChild goes idle, it sends us a FirstIdle message
|
|
// which we use as a good time to prelaunch another process. If we
|
|
// prelaunch any sooner than this, then we'll be competing with the
|
|
// child process and slowing it down.
|
|
PreallocatedProcessManager::AllocateAfterDelay();
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAudioChannelGetState(const AudioChannelType& aType,
|
|
const bool& aElementHidden,
|
|
const bool& aElementWasHidden,
|
|
AudioChannelState* aState)
|
|
{
|
|
nsRefPtr<AudioChannelService> service =
|
|
AudioChannelService::GetAudioChannelService();
|
|
*aState = AUDIO_CHANNEL_STATE_NORMAL;
|
|
if (service) {
|
|
*aState = service->GetStateInternal(aType, mChildID,
|
|
aElementHidden, aElementWasHidden);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAudioChannelRegisterType(const AudioChannelType& aType,
|
|
const bool& aWithVideo)
|
|
{
|
|
nsRefPtr<AudioChannelService> service =
|
|
AudioChannelService::GetAudioChannelService();
|
|
if (service) {
|
|
service->RegisterType(aType, mChildID, aWithVideo);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAudioChannelUnregisterType(const AudioChannelType& aType,
|
|
const bool& aElementHidden,
|
|
const bool& aWithVideo)
|
|
{
|
|
nsRefPtr<AudioChannelService> service =
|
|
AudioChannelService::GetAudioChannelService();
|
|
if (service) {
|
|
service->UnregisterType(aType, aElementHidden, mChildID, aWithVideo);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAudioChannelChangedNotification()
|
|
{
|
|
nsRefPtr<AudioChannelService> service =
|
|
AudioChannelService::GetAudioChannelService();
|
|
if (service) {
|
|
service->SendAudioChannelChangedNotification(ChildID());
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAudioChannelChangeDefVolChannel(
|
|
const AudioChannelType& aType, const bool& aHidden)
|
|
{
|
|
nsRefPtr<AudioChannelService> service =
|
|
AudioChannelService::GetAudioChannelService();
|
|
if (service) {
|
|
service->SetDefaultVolumeControlChannelInternal(aType,
|
|
aHidden, mChildID);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvBroadcastVolume(const nsString& aVolumeName)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsresult rv;
|
|
nsCOMPtr<nsIVolumeService> vs = do_GetService(NS_VOLUMESERVICE_CONTRACTID, &rv);
|
|
if (vs) {
|
|
vs->BroadcastVolume(aVolumeName);
|
|
}
|
|
return true;
|
|
#else
|
|
NS_WARNING("ContentParent::RecvBroadcastVolume shouldn't be called when MOZ_WIDGET_GONK is not defined");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvNuwaReady()
|
|
{
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
PreallocatedProcessManager::OnNuwaReady();
|
|
return true;
|
|
#else
|
|
NS_ERROR("ContentParent::RecvNuwaReady() not implemented!");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAddNewProcess(const uint32_t& aPid,
|
|
const InfallibleTArray<ProtocolFdMapping>& aFds)
|
|
{
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
nsRefPtr<ContentParent> content;
|
|
content = new ContentParent(this,
|
|
MAGIC_PREALLOCATED_APP_MANIFEST_URL,
|
|
aPid,
|
|
aFds,
|
|
base::PRIVILEGES_DEFAULT);
|
|
content->Init();
|
|
PreallocatedProcessManager::PublishSpareProcess(content);
|
|
return true;
|
|
#else
|
|
NS_ERROR("ContentParent::RecvAddNewProcess() not implemented!");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS3(ContentParent,
|
|
nsIObserver,
|
|
nsIThreadObserver,
|
|
nsIDOMGeoPositionCallback)
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::Observe(nsISupports* aSubject,
|
|
const char* aTopic,
|
|
const PRUnichar* aData)
|
|
{
|
|
if (!strcmp(aTopic, "xpcom-shutdown") && mSubprocess) {
|
|
ShutDownProcess(/* closeWithError */ false);
|
|
NS_ASSERTION(!mSubprocess, "Close should have nulled mSubprocess");
|
|
}
|
|
|
|
if (!mIsAlive || !mSubprocess)
|
|
return NS_OK;
|
|
|
|
// listening for memory pressure event
|
|
if (!strcmp(aTopic, "memory-pressure") &&
|
|
!StringEndsWith(nsDependentString(aData),
|
|
NS_LITERAL_STRING("-no-forward"))) {
|
|
unused << SendFlushMemory(nsDependentString(aData));
|
|
}
|
|
// listening for remotePrefs...
|
|
else if (!strcmp(aTopic, "nsPref:changed")) {
|
|
// We know prefs are ASCII here.
|
|
NS_LossyConvertUTF16toASCII strData(aData);
|
|
|
|
PrefSetting pref(strData, null_t(), null_t());
|
|
Preferences::GetPreference(&pref);
|
|
if (!SendPreferenceUpdate(pref)) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
}
|
|
else if (!strcmp(aTopic, NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC)) {
|
|
NS_ConvertUTF16toUTF8 dataStr(aData);
|
|
const char *offline = dataStr.get();
|
|
if (!SendSetOffline(!strcmp(offline, "true") ? true : false))
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
// listening for alert notifications
|
|
else if (!strcmp(aTopic, "alertfinished") ||
|
|
!strcmp(aTopic, "alertclickcallback") ||
|
|
!strcmp(aTopic, "alertshow") ) {
|
|
if (!SendNotifyAlertsObserver(nsDependentCString(aTopic),
|
|
nsDependentString(aData)))
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
else if (!strcmp(aTopic, "child-memory-reporter-request")) {
|
|
unused << SendPMemoryReportRequestConstructor((uint32_t)(uintptr_t)aData);
|
|
}
|
|
else if (!strcmp(aTopic, "child-gc-request")){
|
|
unused << SendGarbageCollect();
|
|
}
|
|
else if (!strcmp(aTopic, "child-cc-request")){
|
|
unused << SendCycleCollect();
|
|
}
|
|
else if (!strcmp(aTopic, "child-mmu-request")){
|
|
unused << SendMinimizeMemoryUsage();
|
|
}
|
|
else if (!strcmp(aTopic, "last-pb-context-exited")) {
|
|
unused << SendLastPrivateDocShellDestroyed();
|
|
}
|
|
else if (!strcmp(aTopic, "file-watcher-update")) {
|
|
nsCString creason;
|
|
CopyUTF16toUTF8(aData, creason);
|
|
DeviceStorageFile* file = static_cast<DeviceStorageFile*>(aSubject);
|
|
|
|
unused << SendFilePathUpdate(file->mStorageType, file->mStorageName, file->mPath, creason);
|
|
}
|
|
#ifdef MOZ_WIDGET_GONK
|
|
else if(!strcmp(aTopic, NS_VOLUME_STATE_CHANGED)) {
|
|
nsCOMPtr<nsIVolume> vol = do_QueryInterface(aSubject);
|
|
if (!vol) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
nsString volName;
|
|
nsString mountPoint;
|
|
int32_t state;
|
|
int32_t mountGeneration;
|
|
bool isMediaPresent;
|
|
bool isSharing;
|
|
|
|
vol->GetName(volName);
|
|
vol->GetMountPoint(mountPoint);
|
|
vol->GetState(&state);
|
|
vol->GetMountGeneration(&mountGeneration);
|
|
vol->GetIsMediaPresent(&isMediaPresent);
|
|
vol->GetIsSharing(&isSharing);
|
|
|
|
unused << SendFileSystemUpdate(volName, mountPoint, state,
|
|
mountGeneration, isMediaPresent,
|
|
isSharing);
|
|
} else if (!strcmp(aTopic, "phone-state-changed")) {
|
|
nsString state(aData);
|
|
unused << SendNotifyPhoneStateChange(state);
|
|
}
|
|
#endif
|
|
#ifdef ACCESSIBILITY
|
|
// Make sure accessibility is running in content process when accessibility
|
|
// gets initiated in chrome process.
|
|
else if (aData && (*aData == '1') &&
|
|
!strcmp(aTopic, "a11y-init-or-shutdown")) {
|
|
unused << SendActivateA11y();
|
|
}
|
|
#endif
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
PCompositorParent*
|
|
ContentParent::AllocPCompositorParent(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return CompositorParent::Create(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PImageBridgeParent*
|
|
ContentParent::AllocPImageBridgeParent(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return ImageBridgeParent::Create(aTransport, aOtherProcess);
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvGetProcessAttributes(uint64_t* aId,
|
|
bool* aIsForApp, bool* aIsForBrowser)
|
|
{
|
|
*aId = mChildID;
|
|
*aIsForApp = IsForApp();
|
|
*aIsForBrowser = mIsForBrowser;
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvGetXPCOMProcessAttributes(bool* aIsOffline)
|
|
{
|
|
nsCOMPtr<nsIIOService> io(do_GetIOService());
|
|
NS_ASSERTION(io, "No IO service?");
|
|
DebugOnly<nsresult> rv = io->GetOffline(aIsOffline);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "Failed getting offline?");
|
|
|
|
return true;
|
|
}
|
|
|
|
mozilla::jsipc::PJavaScriptParent *
|
|
ContentParent::AllocPJavaScriptParent()
|
|
{
|
|
mozilla::jsipc::JavaScriptParent *parent = new mozilla::jsipc::JavaScriptParent();
|
|
if (!parent->init()) {
|
|
delete parent;
|
|
return nullptr;
|
|
}
|
|
return parent;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPJavaScriptParent(PJavaScriptParent *parent)
|
|
{
|
|
static_cast<mozilla::jsipc::JavaScriptParent *>(parent)->destroyFromContent();
|
|
return true;
|
|
}
|
|
|
|
PBrowserParent*
|
|
ContentParent::AllocPBrowserParent(const IPCTabContext& aContext,
|
|
const uint32_t &aChromeFlags)
|
|
{
|
|
unused << aChromeFlags;
|
|
|
|
const IPCTabAppBrowserContext& appBrowser = aContext.appBrowserContext();
|
|
|
|
// We don't trust the IPCTabContext we receive from the child, so we'll bail
|
|
// if we receive an IPCTabContext that's not a PopupIPCTabContext.
|
|
// (PopupIPCTabContext lets the child process prove that it has access to
|
|
// the app it's trying to open.)
|
|
if (appBrowser.type() != IPCTabAppBrowserContext::TPopupIPCTabContext) {
|
|
NS_ERROR("Unexpected IPCTabContext type. Aborting AllocPBrowserParent.");
|
|
return nullptr;
|
|
}
|
|
|
|
const PopupIPCTabContext& popupContext = appBrowser.get_PopupIPCTabContext();
|
|
TabParent* opener = static_cast<TabParent*>(popupContext.openerParent());
|
|
if (!opener) {
|
|
NS_ERROR("Got null opener from child; aborting AllocPBrowserParent.");
|
|
return nullptr;
|
|
}
|
|
|
|
// Popup windows of isBrowser frames must be isBrowser if the parent
|
|
// isBrowser. Allocating a !isBrowser frame with same app ID would allow
|
|
// the content to access data it's not supposed to.
|
|
if (!popupContext.isBrowserElement() && opener->IsBrowserElement()) {
|
|
NS_ERROR("Child trying to escalate privileges! Aborting AllocPBrowserParent.");
|
|
return nullptr;
|
|
}
|
|
|
|
MaybeInvalidTabContext tc(aContext);
|
|
if (!tc.IsValid()) {
|
|
NS_ERROR(nsPrintfCString("Child passed us an invalid TabContext. (%s) "
|
|
"Aborting AllocPBrowserParent.",
|
|
tc.GetInvalidReason()).get());
|
|
return nullptr;
|
|
}
|
|
|
|
TabParent* parent = new TabParent(this, tc.GetTabContext());
|
|
|
|
// We release this ref in DeallocPBrowserParent()
|
|
NS_ADDREF(parent);
|
|
return parent;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPBrowserParent(PBrowserParent* frame)
|
|
{
|
|
TabParent* parent = static_cast<TabParent*>(frame);
|
|
NS_RELEASE(parent);
|
|
return true;
|
|
}
|
|
|
|
PDeviceStorageRequestParent*
|
|
ContentParent::AllocPDeviceStorageRequestParent(const DeviceStorageParams& aParams)
|
|
{
|
|
nsRefPtr<DeviceStorageRequestParent> result = new DeviceStorageRequestParent(aParams);
|
|
if (!result->EnsureRequiredPermissions(this)) {
|
|
return nullptr;
|
|
}
|
|
result->Dispatch();
|
|
return result.forget().get();
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPDeviceStorageRequestParent(PDeviceStorageRequestParent* doomed)
|
|
{
|
|
DeviceStorageRequestParent *parent = static_cast<DeviceStorageRequestParent*>(doomed);
|
|
NS_RELEASE(parent);
|
|
return true;
|
|
}
|
|
|
|
PBlobParent*
|
|
ContentParent::AllocPBlobParent(const BlobConstructorParams& aParams)
|
|
{
|
|
return BlobParent::Create(this, aParams);
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPBlobParent(PBlobParent* aActor)
|
|
{
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
BlobParent*
|
|
ContentParent::GetOrCreateActorForBlob(nsIDOMBlob* aBlob)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aBlob);
|
|
|
|
// If the blob represents a remote blob for this ContentParent then we can
|
|
// simply pass its actor back here.
|
|
if (nsCOMPtr<nsIRemoteBlob> remoteBlob = do_QueryInterface(aBlob)) {
|
|
if (BlobParent* actor = static_cast<BlobParent*>(
|
|
static_cast<PBlobParent*>(remoteBlob->GetPBlob()))) {
|
|
if (static_cast<ContentParent*>(actor->Manager()) == this) {
|
|
return actor;
|
|
}
|
|
}
|
|
}
|
|
|
|
// XXX This is only safe so long as all blob implementations in our tree
|
|
// inherit nsDOMFileBase. If that ever changes then this will need to grow
|
|
// a real interface or something.
|
|
const nsDOMFileBase* blob = static_cast<nsDOMFileBase*>(aBlob);
|
|
|
|
// We often pass blobs that are multipart but that only contain one sub-blob
|
|
// (WebActivities does this a bunch). Unwrap to reduce the number of actors
|
|
// that we have to maintain.
|
|
const nsTArray<nsCOMPtr<nsIDOMBlob> >* subBlobs = blob->GetSubBlobs();
|
|
if (subBlobs && subBlobs->Length() == 1) {
|
|
const nsCOMPtr<nsIDOMBlob>& subBlob = subBlobs->ElementAt(0);
|
|
MOZ_ASSERT(subBlob);
|
|
|
|
// We can only take this shortcut if the multipart and the sub-blob are both
|
|
// Blob objects or both File objects.
|
|
nsCOMPtr<nsIDOMFile> multipartBlobAsFile = do_QueryInterface(aBlob);
|
|
nsCOMPtr<nsIDOMFile> subBlobAsFile = do_QueryInterface(subBlob);
|
|
if (!multipartBlobAsFile == !subBlobAsFile) {
|
|
// The wrapping might have been unnecessary, see if we can simply pass an
|
|
// existing remote blob for this ContentParent.
|
|
if (nsCOMPtr<nsIRemoteBlob> remoteSubBlob = do_QueryInterface(subBlob)) {
|
|
BlobParent* actor =
|
|
static_cast<BlobParent*>(
|
|
static_cast<PBlobParent*>(remoteSubBlob->GetPBlob()));
|
|
MOZ_ASSERT(actor);
|
|
|
|
if (static_cast<ContentParent*>(actor->Manager()) == this) {
|
|
return actor;
|
|
}
|
|
}
|
|
|
|
// No need to add a reference here since the original blob must have a
|
|
// strong reference in the caller and it must also have a strong reference
|
|
// to this sub-blob.
|
|
aBlob = subBlob;
|
|
blob = static_cast<nsDOMFileBase*>(aBlob);
|
|
subBlobs = blob->GetSubBlobs();
|
|
}
|
|
}
|
|
|
|
// All blobs shared between processes must be immutable.
|
|
nsCOMPtr<nsIMutable> mutableBlob = do_QueryInterface(aBlob);
|
|
if (!mutableBlob || NS_FAILED(mutableBlob->SetMutable(false))) {
|
|
NS_WARNING("Failed to make blob immutable!");
|
|
return nullptr;
|
|
}
|
|
|
|
ChildBlobConstructorParams params;
|
|
|
|
if (blob->IsSizeUnknown() || blob->IsDateUnknown()) {
|
|
// We don't want to call GetSize or GetLastModifiedDate
|
|
// yet since that may stat a file on the main thread
|
|
// here. Instead we'll learn the size lazily from the
|
|
// other process.
|
|
params = MysteryBlobConstructorParams();
|
|
}
|
|
else {
|
|
nsString contentType;
|
|
nsresult rv = aBlob->GetType(contentType);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
uint64_t length;
|
|
rv = aBlob->GetSize(&length);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
nsCOMPtr<nsIDOMFile> file = do_QueryInterface(aBlob);
|
|
if (file) {
|
|
FileBlobConstructorParams fileParams;
|
|
|
|
rv = file->GetMozLastModifiedDate(&fileParams.modDate());
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
rv = file->GetName(fileParams.name());
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
fileParams.contentType() = contentType;
|
|
fileParams.length() = length;
|
|
|
|
params = fileParams;
|
|
} else {
|
|
NormalBlobConstructorParams blobParams;
|
|
blobParams.contentType() = contentType;
|
|
blobParams.length() = length;
|
|
params = blobParams;
|
|
}
|
|
}
|
|
|
|
BlobParent* actor = BlobParent::Create(this, aBlob);
|
|
NS_ENSURE_TRUE(actor, nullptr);
|
|
|
|
return SendPBlobConstructor(actor, params) ? actor : nullptr;
|
|
}
|
|
|
|
void
|
|
ContentParent::KillHard()
|
|
{
|
|
// On Windows, calling KillHard multiple times causes problems - the
|
|
// process handle becomes invalid on the first call, causing a second call
|
|
// to crash our process - more details in bug 890840.
|
|
if (mCalledKillHard) {
|
|
return;
|
|
}
|
|
mCalledKillHard = true;
|
|
mForceKillTask = nullptr;
|
|
// This ensures the process is eventually killed, but doesn't
|
|
// immediately KILLITWITHFIRE because we want to get a minidump if
|
|
// possible. After a timeout though, the process is forceably
|
|
// killed.
|
|
if (!KillProcess(OtherProcess(), 1, false)) {
|
|
NS_WARNING("failed to kill subprocess!");
|
|
}
|
|
XRE_GetIOMessageLoop()->PostTask(
|
|
FROM_HERE,
|
|
NewRunnableFunction(&ProcessWatcher::EnsureProcessTerminated,
|
|
OtherProcess(), /*force=*/true));
|
|
//We do clean-up here
|
|
MessageLoop::current()->PostDelayedTask(
|
|
FROM_HERE,
|
|
NewRunnableMethod(this, &ContentParent::ShutDownProcess,
|
|
/* closeWithError */ true),
|
|
3000);
|
|
// We've now closed the OtherProcess() handle, so must set it to null to
|
|
// prevent our dtor closing it twice.
|
|
SetOtherProcess(0);
|
|
}
|
|
|
|
bool
|
|
ContentParent::IsPreallocated()
|
|
{
|
|
return mAppManifestURL == MAGIC_PREALLOCATED_APP_MANIFEST_URL;
|
|
}
|
|
|
|
void
|
|
ContentParent::FriendlyName(nsAString& aName)
|
|
{
|
|
aName.Truncate();
|
|
if (IsPreallocated()) {
|
|
aName.AssignLiteral("(Preallocated)");
|
|
} else if (mIsForBrowser) {
|
|
aName.AssignLiteral("Browser");
|
|
} else if (!mAppName.IsEmpty()) {
|
|
aName = mAppName;
|
|
} else if (!mAppManifestURL.IsEmpty()) {
|
|
aName.AssignLiteral("Unknown app: ");
|
|
aName.Append(mAppManifestURL);
|
|
} else {
|
|
aName.AssignLiteral("???");
|
|
}
|
|
}
|
|
|
|
PCrashReporterParent*
|
|
ContentParent::AllocPCrashReporterParent(const NativeThreadId& tid,
|
|
const uint32_t& processType)
|
|
{
|
|
#ifdef MOZ_CRASHREPORTER
|
|
return new CrashReporterParent();
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvPCrashReporterConstructor(PCrashReporterParent* actor,
|
|
const NativeThreadId& tid,
|
|
const uint32_t& processType)
|
|
{
|
|
static_cast<CrashReporterParent*>(actor)->SetChildData(tid, processType);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPCrashReporterParent(PCrashReporterParent* crashreporter)
|
|
{
|
|
delete crashreporter;
|
|
return true;
|
|
}
|
|
|
|
hal_sandbox::PHalParent*
|
|
ContentParent::AllocPHalParent()
|
|
{
|
|
return hal_sandbox::CreateHalParent();
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPHalParent(hal_sandbox::PHalParent* aHal)
|
|
{
|
|
delete aHal;
|
|
return true;
|
|
}
|
|
|
|
PIndexedDBParent*
|
|
ContentParent::AllocPIndexedDBParent()
|
|
{
|
|
return new IndexedDBParent(this);
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPIndexedDBParent(PIndexedDBParent* aActor)
|
|
{
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvPIndexedDBConstructor(PIndexedDBParent* aActor)
|
|
{
|
|
nsRefPtr<IndexedDatabaseManager> mgr = IndexedDatabaseManager::GetOrCreate();
|
|
NS_ENSURE_TRUE(mgr, false);
|
|
|
|
if (!IndexedDatabaseManager::IsMainProcess()) {
|
|
NS_RUNTIMEABORT("Not supported yet!");
|
|
}
|
|
|
|
nsRefPtr<IDBFactory> factory;
|
|
nsresult rv = IDBFactory::Create(this, getter_AddRefs(factory));
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
NS_ASSERTION(factory, "This should never be null!");
|
|
|
|
IndexedDBParent* actor = static_cast<IndexedDBParent*>(aActor);
|
|
actor->mFactory = factory;
|
|
actor->mASCIIOrigin = factory->GetASCIIOrigin();
|
|
|
|
return true;
|
|
}
|
|
|
|
PMemoryReportRequestParent*
|
|
ContentParent::AllocPMemoryReportRequestParent(const uint32_t& generation)
|
|
{
|
|
MemoryReportRequestParent* parent = new MemoryReportRequestParent();
|
|
return parent;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPMemoryReportRequestParent(PMemoryReportRequestParent* actor)
|
|
{
|
|
delete actor;
|
|
return true;
|
|
}
|
|
|
|
PTestShellParent*
|
|
ContentParent::AllocPTestShellParent()
|
|
{
|
|
return new TestShellParent();
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPTestShellParent(PTestShellParent* shell)
|
|
{
|
|
delete shell;
|
|
return true;
|
|
}
|
|
|
|
PNeckoParent*
|
|
ContentParent::AllocPNeckoParent()
|
|
{
|
|
return new NeckoParent();
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPNeckoParent(PNeckoParent* necko)
|
|
{
|
|
delete necko;
|
|
return true;
|
|
}
|
|
|
|
PExternalHelperAppParent*
|
|
ContentParent::AllocPExternalHelperAppParent(const OptionalURIParams& uri,
|
|
const nsCString& aMimeContentType,
|
|
const nsCString& aContentDisposition,
|
|
const bool& aForceSave,
|
|
const int64_t& aContentLength,
|
|
const OptionalURIParams& aReferrer,
|
|
PBrowserParent* aBrowser)
|
|
{
|
|
ExternalHelperAppParent *parent = new ExternalHelperAppParent(uri, aContentLength);
|
|
parent->AddRef();
|
|
parent->Init(this, aMimeContentType, aContentDisposition, aForceSave, aReferrer, aBrowser);
|
|
return parent;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPExternalHelperAppParent(PExternalHelperAppParent* aService)
|
|
{
|
|
ExternalHelperAppParent *parent = static_cast<ExternalHelperAppParent *>(aService);
|
|
parent->Release();
|
|
return true;
|
|
}
|
|
|
|
PSmsParent*
|
|
ContentParent::AllocPSmsParent()
|
|
{
|
|
if (!AssertAppProcessPermission(this, "sms")) {
|
|
return nullptr;
|
|
}
|
|
|
|
SmsParent* parent = new SmsParent();
|
|
parent->AddRef();
|
|
return parent;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPSmsParent(PSmsParent* aSms)
|
|
{
|
|
static_cast<SmsParent*>(aSms)->Release();
|
|
return true;
|
|
}
|
|
|
|
PTelephonyParent*
|
|
ContentParent::AllocPTelephonyParent()
|
|
{
|
|
if (!AssertAppProcessPermission(this, "telephony")) {
|
|
return nullptr;
|
|
}
|
|
|
|
TelephonyParent* actor = new TelephonyParent();
|
|
NS_ADDREF(actor);
|
|
return actor;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPTelephonyParent(PTelephonyParent* aActor)
|
|
{
|
|
static_cast<TelephonyParent*>(aActor)->Release();
|
|
return true;
|
|
}
|
|
|
|
PStorageParent*
|
|
ContentParent::AllocPStorageParent()
|
|
{
|
|
return new DOMStorageDBParent();
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPStorageParent(PStorageParent* aActor)
|
|
{
|
|
DOMStorageDBParent* child = static_cast<DOMStorageDBParent*>(aActor);
|
|
child->ReleaseIPDLReference();
|
|
return true;
|
|
}
|
|
|
|
PBluetoothParent*
|
|
ContentParent::AllocPBluetoothParent()
|
|
{
|
|
#ifdef MOZ_B2G_BT
|
|
if (!AssertAppProcessPermission(this, "bluetooth")) {
|
|
return nullptr;
|
|
}
|
|
return new mozilla::dom::bluetooth::BluetoothParent();
|
|
#else
|
|
MOZ_CRASH("No support for bluetooth on this platform!");
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPBluetoothParent(PBluetoothParent* aActor)
|
|
{
|
|
#ifdef MOZ_B2G_BT
|
|
delete aActor;
|
|
return true;
|
|
#else
|
|
MOZ_CRASH("No support for bluetooth on this platform!");
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvPBluetoothConstructor(PBluetoothParent* aActor)
|
|
{
|
|
#ifdef MOZ_B2G_BT
|
|
nsRefPtr<BluetoothService> btService = BluetoothService::Get();
|
|
NS_ENSURE_TRUE(btService, false);
|
|
|
|
return static_cast<BluetoothParent*>(aActor)->InitWithService(btService);
|
|
#else
|
|
MOZ_CRASH("No support for bluetooth on this platform!");
|
|
#endif
|
|
}
|
|
|
|
PFMRadioParent*
|
|
ContentParent::AllocPFMRadioParent()
|
|
{
|
|
#ifdef MOZ_B2G_FM
|
|
if (!AssertAppProcessPermission(this, "fmradio")) {
|
|
return nullptr;
|
|
}
|
|
return new FMRadioParent();
|
|
#else
|
|
NS_WARNING("No support for FMRadio on this platform!");
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPFMRadioParent(PFMRadioParent* aActor)
|
|
{
|
|
#ifdef MOZ_B2G_FM
|
|
delete aActor;
|
|
return true;
|
|
#else
|
|
NS_WARNING("No support for FMRadio on this platform!");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
asmjscache::PAsmJSCacheEntryParent*
|
|
ContentParent::AllocPAsmJSCacheEntryParent(
|
|
const asmjscache::OpenMode& aOpenMode,
|
|
const int64_t& aSizeToWrite,
|
|
const IPC::Principal& aPrincipal)
|
|
{
|
|
return asmjscache::AllocEntryParent(aOpenMode, aSizeToWrite, aPrincipal);
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPAsmJSCacheEntryParent(PAsmJSCacheEntryParent* aActor)
|
|
{
|
|
asmjscache::DeallocEntryParent(aActor);
|
|
return true;
|
|
}
|
|
|
|
PSpeechSynthesisParent*
|
|
ContentParent::AllocPSpeechSynthesisParent()
|
|
{
|
|
#ifdef MOZ_WEBSPEECH
|
|
return new mozilla::dom::SpeechSynthesisParent();
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::DeallocPSpeechSynthesisParent(PSpeechSynthesisParent* aActor)
|
|
{
|
|
#ifdef MOZ_WEBSPEECH
|
|
delete aActor;
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvPSpeechSynthesisConstructor(PSpeechSynthesisParent* aActor)
|
|
{
|
|
#ifdef MOZ_WEBSPEECH
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvSpeakerManagerGetSpeakerStatus(bool* aValue)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
*aValue = false;
|
|
nsRefPtr<SpeakerManagerService> service =
|
|
SpeakerManagerService::GetSpeakerManagerService();
|
|
if (service) {
|
|
*aValue = service->GetSpeakerStatus();
|
|
}
|
|
return true;
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvSpeakerManagerForceSpeaker(const bool& aEnable)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsRefPtr<SpeakerManagerService> service =
|
|
SpeakerManagerService::GetSpeakerManagerService();
|
|
if (service) {
|
|
service->ForceSpeaker(aEnable, mChildID);
|
|
}
|
|
return true;
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvStartVisitedQuery(const URIParams& aURI)
|
|
{
|
|
nsCOMPtr<nsIURI> newURI = DeserializeURI(aURI);
|
|
if (!newURI) {
|
|
return false;
|
|
}
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->RegisterVisitedCallback(newURI, nullptr);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
bool
|
|
ContentParent::RecvVisitURI(const URIParams& uri,
|
|
const OptionalURIParams& referrer,
|
|
const uint32_t& flags)
|
|
{
|
|
nsCOMPtr<nsIURI> ourURI = DeserializeURI(uri);
|
|
if (!ourURI) {
|
|
return false;
|
|
}
|
|
nsCOMPtr<nsIURI> ourReferrer = DeserializeURI(referrer);
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->VisitURI(ourURI, ourReferrer, flags);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
bool
|
|
ContentParent::RecvSetURITitle(const URIParams& uri,
|
|
const nsString& title)
|
|
{
|
|
nsCOMPtr<nsIURI> ourURI = DeserializeURI(uri);
|
|
if (!ourURI) {
|
|
return false;
|
|
}
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->SetURITitle(ourURI, title);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvShowFilePicker(const int16_t& mode,
|
|
const int16_t& selectedType,
|
|
const bool& addToRecentDocs,
|
|
const nsString& title,
|
|
const nsString& defaultFile,
|
|
const nsString& defaultExtension,
|
|
const InfallibleTArray<nsString>& filters,
|
|
const InfallibleTArray<nsString>& filterNames,
|
|
InfallibleTArray<nsString>* files,
|
|
int16_t* retValue,
|
|
nsresult* result)
|
|
{
|
|
nsCOMPtr<nsIFilePicker> filePicker = do_CreateInstance("@mozilla.org/filepicker;1");
|
|
if (!filePicker) {
|
|
*result = NS_ERROR_NOT_AVAILABLE;
|
|
return true;
|
|
}
|
|
|
|
// as the parent given to the content process would be meaningless in this
|
|
// process, always use active window as the parent
|
|
nsCOMPtr<nsIWindowWatcher> ww = do_GetService(NS_WINDOWWATCHER_CONTRACTID);
|
|
nsCOMPtr<nsIDOMWindow> window;
|
|
ww->GetActiveWindow(getter_AddRefs(window));
|
|
|
|
// initialize the "real" picker with all data given
|
|
*result = filePicker->Init(window, title, mode);
|
|
if (NS_FAILED(*result))
|
|
return true;
|
|
|
|
filePicker->SetAddToRecentDocs(addToRecentDocs);
|
|
|
|
uint32_t count = filters.Length();
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
filePicker->AppendFilter(filterNames[i], filters[i]);
|
|
}
|
|
|
|
filePicker->SetDefaultString(defaultFile);
|
|
filePicker->SetDefaultExtension(defaultExtension);
|
|
filePicker->SetFilterIndex(selectedType);
|
|
|
|
// and finally open the dialog
|
|
*result = filePicker->Show(retValue);
|
|
if (NS_FAILED(*result))
|
|
return true;
|
|
|
|
if (mode == nsIFilePicker::modeOpenMultiple) {
|
|
nsCOMPtr<nsISimpleEnumerator> fileIter;
|
|
*result = filePicker->GetFiles(getter_AddRefs(fileIter));
|
|
|
|
nsCOMPtr<nsIFile> singleFile;
|
|
bool loop = true;
|
|
while (NS_SUCCEEDED(fileIter->HasMoreElements(&loop)) && loop) {
|
|
fileIter->GetNext(getter_AddRefs(singleFile));
|
|
if (singleFile) {
|
|
nsAutoString filePath;
|
|
singleFile->GetPath(filePath);
|
|
files->AppendElement(filePath);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
nsCOMPtr<nsIFile> file;
|
|
filePicker->GetFile(getter_AddRefs(file));
|
|
|
|
// Even with NS_OK file can be null if nothing was selected.
|
|
if (file) {
|
|
nsAutoString filePath;
|
|
file->GetPath(filePath);
|
|
files->AppendElement(filePath);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvGetRandomValues(const uint32_t& length,
|
|
InfallibleTArray<uint8_t>* randomValues)
|
|
{
|
|
uint8_t* buf = Crypto::GetRandomValues(length);
|
|
if (!buf) {
|
|
return true;
|
|
}
|
|
|
|
randomValues->SetCapacity(length);
|
|
randomValues->SetLength(length);
|
|
|
|
memcpy(randomValues->Elements(), buf, length);
|
|
|
|
NS_Free(buf);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvLoadURIExternal(const URIParams& uri)
|
|
{
|
|
nsCOMPtr<nsIExternalProtocolService> extProtService(do_GetService(NS_EXTERNALPROTOCOLSERVICE_CONTRACTID));
|
|
if (!extProtService) {
|
|
return true;
|
|
}
|
|
nsCOMPtr<nsIURI> ourURI = DeserializeURI(uri);
|
|
if (!ourURI) {
|
|
return false;
|
|
}
|
|
extProtService->LoadURI(ourURI, nullptr);
|
|
return true;
|
|
}
|
|
|
|
/* void onDispatchedEvent (in nsIThreadInternal thread); */
|
|
NS_IMETHODIMP
|
|
ContentParent::OnDispatchedEvent(nsIThreadInternal *thread)
|
|
{
|
|
NS_NOTREACHED("OnDispatchedEvent unimplemented");
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/* void onProcessNextEvent (in nsIThreadInternal thread, in boolean mayWait, in unsigned long recursionDepth); */
|
|
NS_IMETHODIMP
|
|
ContentParent::OnProcessNextEvent(nsIThreadInternal *thread,
|
|
bool mayWait,
|
|
uint32_t recursionDepth)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
/* void afterProcessNextEvent (in nsIThreadInternal thread, in unsigned long recursionDepth); */
|
|
NS_IMETHODIMP
|
|
ContentParent::AfterProcessNextEvent(nsIThreadInternal *thread,
|
|
uint32_t recursionDepth)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvShowAlertNotification(const nsString& aImageUrl, const nsString& aTitle,
|
|
const nsString& aText, const bool& aTextClickable,
|
|
const nsString& aCookie, const nsString& aName,
|
|
const nsString& aBidi, const nsString& aLang,
|
|
const IPC::Principal& aPrincipal)
|
|
{
|
|
#ifdef MOZ_CHILD_PERMISSIONS
|
|
uint32_t permission = mozilla::CheckPermission(this, aPrincipal,
|
|
"desktop-notification");
|
|
if (permission != nsIPermissionManager::ALLOW_ACTION) {
|
|
return true;
|
|
}
|
|
#endif /* MOZ_CHILD_PERMISSIONS */
|
|
|
|
nsCOMPtr<nsIAlertsService> sysAlerts(do_GetService(NS_ALERTSERVICE_CONTRACTID));
|
|
if (sysAlerts) {
|
|
sysAlerts->ShowAlertNotification(aImageUrl, aTitle, aText, aTextClickable,
|
|
aCookie, this, aName, aBidi, aLang, aPrincipal);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvCloseAlert(const nsString& aName,
|
|
const IPC::Principal& aPrincipal)
|
|
{
|
|
#ifdef MOZ_CHILD_PERMISSIONS
|
|
uint32_t permission = mozilla::CheckPermission(this, aPrincipal,
|
|
"desktop-notification");
|
|
if (permission != nsIPermissionManager::ALLOW_ACTION) {
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
nsCOMPtr<nsIAlertsService> sysAlerts(do_GetService(NS_ALERTSERVICE_CONTRACTID));
|
|
if (sysAlerts) {
|
|
sysAlerts->CloseAlert(aName, aPrincipal);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvSyncMessage(const nsString& aMsg,
|
|
const ClonedMessageData& aData,
|
|
const InfallibleTArray<CpowEntry>& aCpows,
|
|
const IPC::Principal& aPrincipal,
|
|
InfallibleTArray<nsString>* aRetvals)
|
|
{
|
|
nsIPrincipal* principal = aPrincipal;
|
|
if (!Preferences::GetBool("dom.testing.ignore_ipc_principal", false) &&
|
|
principal && !AssertAppPrincipal(this, principal)) {
|
|
return false;
|
|
}
|
|
|
|
nsRefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
StructuredCloneData cloneData = ipc::UnpackClonedMessageDataForParent(aData);
|
|
CpowIdHolder cpows(GetCPOWManager(), aCpows);
|
|
|
|
ppm->ReceiveMessage(static_cast<nsIContentFrameMessageManager*>(ppm.get()),
|
|
aMsg, true, &cloneData, &cpows, aPrincipal, aRetvals);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::AnswerRpcMessage(const nsString& aMsg,
|
|
const ClonedMessageData& aData,
|
|
const InfallibleTArray<CpowEntry>& aCpows,
|
|
const IPC::Principal& aPrincipal,
|
|
InfallibleTArray<nsString>* aRetvals)
|
|
{
|
|
nsIPrincipal* principal = aPrincipal;
|
|
if (!Preferences::GetBool("dom.testing.ignore_ipc_principal", false) &&
|
|
principal && !AssertAppPrincipal(this, principal)) {
|
|
return false;
|
|
}
|
|
|
|
nsRefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
StructuredCloneData cloneData = ipc::UnpackClonedMessageDataForParent(aData);
|
|
CpowIdHolder cpows(GetCPOWManager(), aCpows);
|
|
ppm->ReceiveMessage(static_cast<nsIContentFrameMessageManager*>(ppm.get()),
|
|
aMsg, true, &cloneData, &cpows, aPrincipal, aRetvals);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAsyncMessage(const nsString& aMsg,
|
|
const ClonedMessageData& aData,
|
|
const InfallibleTArray<CpowEntry>& aCpows,
|
|
const IPC::Principal& aPrincipal)
|
|
{
|
|
nsIPrincipal* principal = aPrincipal;
|
|
if (!Preferences::GetBool("dom.testing.ignore_ipc_principal", false) &&
|
|
principal && !AssertAppPrincipal(this, principal)) {
|
|
return false;
|
|
}
|
|
|
|
nsRefPtr<nsFrameMessageManager> ppm = mMessageManager;
|
|
if (ppm) {
|
|
StructuredCloneData cloneData = ipc::UnpackClonedMessageDataForParent(aData);
|
|
CpowIdHolder cpows(GetCPOWManager(), aCpows);
|
|
ppm->ReceiveMessage(static_cast<nsIContentFrameMessageManager*>(ppm.get()),
|
|
aMsg, false, &cloneData, &cpows, aPrincipal, nullptr);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvFilePathUpdateNotify(const nsString& aType,
|
|
const nsString& aStorageName,
|
|
const nsString& aFilePath,
|
|
const nsCString& aReason)
|
|
{
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(aType,
|
|
aStorageName,
|
|
aFilePath);
|
|
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (!obs) {
|
|
return false;
|
|
}
|
|
obs->NotifyObservers(dsf, "file-watcher-update",
|
|
NS_ConvertASCIItoUTF16(aReason).get());
|
|
return true;
|
|
}
|
|
|
|
static int32_t
|
|
AddGeolocationListener(nsIDOMGeoPositionCallback* watcher, bool highAccuracy)
|
|
{
|
|
nsCOMPtr<nsIDOMGeoGeolocation> geo = do_GetService("@mozilla.org/geolocation;1");
|
|
if (!geo) {
|
|
return -1;
|
|
}
|
|
|
|
PositionOptions* options = new PositionOptions();
|
|
options->mTimeout = 0;
|
|
options->mMaximumAge = 0;
|
|
options->mEnableHighAccuracy = highAccuracy;
|
|
int32_t retval = 1;
|
|
geo->WatchPosition(watcher, nullptr, options, &retval);
|
|
return retval;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvAddGeolocationListener(const IPC::Principal& aPrincipal,
|
|
const bool& aHighAccuracy)
|
|
{
|
|
#ifdef MOZ_CHILD_PERMISSIONS
|
|
if (!Preferences::GetBool("dom.testing.ignore_ipc_principal", false)) {
|
|
uint32_t permission = mozilla::CheckPermission(this, aPrincipal,
|
|
"geolocation");
|
|
if (permission != nsIPermissionManager::ALLOW_ACTION) {
|
|
return true;
|
|
}
|
|
}
|
|
#endif /* MOZ_CHILD_PERMISSIONS */
|
|
|
|
// To ensure no geolocation updates are skipped, we always force the
|
|
// creation of a new listener.
|
|
RecvRemoveGeolocationListener();
|
|
mGeolocationWatchID = AddGeolocationListener(this, aHighAccuracy);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvRemoveGeolocationListener()
|
|
{
|
|
if (mGeolocationWatchID != -1) {
|
|
nsCOMPtr<nsIDOMGeoGeolocation> geo = do_GetService("@mozilla.org/geolocation;1");
|
|
if (!geo) {
|
|
return true;
|
|
}
|
|
geo->ClearWatch(mGeolocationWatchID);
|
|
mGeolocationWatchID = -1;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvSetGeolocationHigherAccuracy(const bool& aEnable)
|
|
{
|
|
// This should never be called without a listener already present,
|
|
// so this check allows us to forgo securing privileges.
|
|
if (mGeolocationWatchID != -1) {
|
|
RecvRemoveGeolocationListener();
|
|
mGeolocationWatchID = AddGeolocationListener(this, aEnable);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentParent::HandleEvent(nsIDOMGeoPosition* postion)
|
|
{
|
|
unused << SendGeolocationUpdate(GeoPosition(postion));
|
|
return NS_OK;
|
|
}
|
|
|
|
nsConsoleService *
|
|
ContentParent::GetConsoleService()
|
|
{
|
|
if (mConsoleService) {
|
|
return mConsoleService.get();
|
|
}
|
|
|
|
// Get the ConsoleService by CID rather than ContractID, so that we
|
|
// can cast the returned pointer to an nsConsoleService (rather than
|
|
// just an nsIConsoleService). This allows us to call the non-idl function
|
|
// nsConsoleService::LogMessageWithMode.
|
|
NS_DEFINE_CID(consoleServiceCID, NS_CONSOLESERVICE_CID);
|
|
nsCOMPtr<nsConsoleService> consoleService(do_GetService(consoleServiceCID));
|
|
mConsoleService = consoleService;
|
|
return mConsoleService.get();
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvConsoleMessage(const nsString& aMessage)
|
|
{
|
|
nsRefPtr<nsConsoleService> consoleService = GetConsoleService();
|
|
if (!consoleService) {
|
|
return true;
|
|
}
|
|
|
|
nsRefPtr<nsConsoleMessage> msg(new nsConsoleMessage(aMessage.get()));
|
|
consoleService->LogMessageWithMode(msg, nsConsoleService::SuppressLog);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvScriptError(const nsString& aMessage,
|
|
const nsString& aSourceName,
|
|
const nsString& aSourceLine,
|
|
const uint32_t& aLineNumber,
|
|
const uint32_t& aColNumber,
|
|
const uint32_t& aFlags,
|
|
const nsCString& aCategory)
|
|
{
|
|
nsRefPtr<nsConsoleService> consoleService = GetConsoleService();
|
|
if (!consoleService) {
|
|
return true;
|
|
}
|
|
|
|
nsCOMPtr<nsIScriptError> msg(do_CreateInstance(NS_SCRIPTERROR_CONTRACTID));
|
|
nsresult rv = msg->Init(aMessage, aSourceName, aSourceLine,
|
|
aLineNumber, aColNumber, aFlags, aCategory.get());
|
|
if (NS_FAILED(rv))
|
|
return true;
|
|
|
|
consoleService->LogMessageWithMode(msg, nsConsoleService::SuppressLog);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvPrivateDocShellsExist(const bool& aExist)
|
|
{
|
|
if (!sPrivateContent)
|
|
sPrivateContent = new nsTArray<ContentParent*>();
|
|
if (aExist) {
|
|
sPrivateContent->AppendElement(this);
|
|
} else {
|
|
sPrivateContent->RemoveElement(this);
|
|
if (!sPrivateContent->Length()) {
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(nullptr, "last-pb-context-exited", nullptr);
|
|
delete sPrivateContent;
|
|
sPrivateContent = nullptr;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::DoSendAsyncMessage(JSContext* aCx,
|
|
const nsAString& aMessage,
|
|
const mozilla::dom::StructuredCloneData& aData,
|
|
JS::Handle<JSObject *> aCpows,
|
|
nsIPrincipal* aPrincipal)
|
|
{
|
|
ClonedMessageData data;
|
|
if (!BuildClonedMessageDataForParent(this, aData, data)) {
|
|
return false;
|
|
}
|
|
InfallibleTArray<CpowEntry> cpows;
|
|
if (!GetCPOWManager()->Wrap(aCx, aCpows, &cpows)) {
|
|
return false;
|
|
}
|
|
return SendAsyncMessage(nsString(aMessage), data, cpows, aPrincipal);
|
|
}
|
|
|
|
bool
|
|
ContentParent::CheckPermission(const nsAString& aPermission)
|
|
{
|
|
return AssertAppProcessPermission(this, NS_ConvertUTF16toUTF8(aPermission).get());
|
|
}
|
|
|
|
bool
|
|
ContentParent::CheckManifestURL(const nsAString& aManifestURL)
|
|
{
|
|
return AssertAppProcessManifestURL(this, NS_ConvertUTF16toUTF8(aManifestURL).get());
|
|
}
|
|
|
|
bool
|
|
ContentParent::CheckAppHasPermission(const nsAString& aPermission)
|
|
{
|
|
return AssertAppHasPermission(this, NS_ConvertUTF16toUTF8(aPermission).get());
|
|
}
|
|
|
|
bool
|
|
ContentParent::CheckAppHasStatus(unsigned short aStatus)
|
|
{
|
|
return AssertAppHasStatus(this, aStatus);
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvSystemMessageHandled()
|
|
{
|
|
SystemMessageHandledListener::OnSystemMessageHandled();
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvCreateFakeVolume(const nsString& fsName, const nsString& mountPoint)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsresult rv;
|
|
nsCOMPtr<nsIVolumeService> vs = do_GetService(NS_VOLUMESERVICE_CONTRACTID, &rv);
|
|
if (vs) {
|
|
vs->CreateFakeVolume(fsName, mountPoint);
|
|
}
|
|
return true;
|
|
#else
|
|
NS_WARNING("ContentParent::RecvCreateFakeVolume shouldn't be called when MOZ_WIDGET_GONK is not defined");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvSetFakeVolumeState(const nsString& fsName, const int32_t& fsState)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsresult rv;
|
|
nsCOMPtr<nsIVolumeService> vs = do_GetService(NS_VOLUMESERVICE_CONTRACTID, &rv);
|
|
if (vs) {
|
|
vs->SetFakeVolumeState(fsName, fsState);
|
|
}
|
|
return true;
|
|
#else
|
|
NS_WARNING("ContentParent::RecvSetFakeVolumeState shouldn't be called when MOZ_WIDGET_GONK is not defined");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvKeywordToURI(const nsCString& aKeyword, OptionalInputStreamParams* aPostData,
|
|
OptionalURIParams* aURI)
|
|
{
|
|
nsCOMPtr<nsIURIFixup> fixup = do_GetService(NS_URIFIXUP_CONTRACTID);
|
|
if (!fixup) {
|
|
return true;
|
|
}
|
|
|
|
nsCOMPtr<nsIInputStream> postData;
|
|
nsCOMPtr<nsIURI> uri;
|
|
if (NS_FAILED(fixup->KeywordToURI(aKeyword, getter_AddRefs(postData),
|
|
getter_AddRefs(uri)))) {
|
|
return true;
|
|
}
|
|
|
|
SerializeInputStream(postData, *aPostData);
|
|
SerializeURI(uri, *aURI);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentParent::ShouldContinueFromReplyTimeout()
|
|
{
|
|
// The only time ContentParent sends blocking messages is for CPOWs, so
|
|
// timeouts should only ever occur in electrolysis-enabled sessions.
|
|
MOZ_ASSERT(Preferences::GetBool("browser.tabs.remote", false));
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ContentParent::ShouldSandboxContentProcesses()
|
|
{
|
|
#ifdef MOZ_CONTENT_SANDBOX
|
|
return !PR_GetEnv("MOZ_DISABLE_CONTENT_SANDBOX");
|
|
#else
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentParent::RecvRecordingDeviceEvents(const nsString& aRecordingStatus,
|
|
const nsString& aPageURL,
|
|
const bool& aIsAudio,
|
|
const bool& aIsVideo)
|
|
{
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
// recording-device-ipc-events needs to gather more information from content process
|
|
nsRefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
|
|
props->SetPropertyAsUint64(NS_LITERAL_STRING("childID"), ChildID());
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("isApp"), IsForApp());
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("isAudio"), aIsAudio);
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("isVideo"), aIsVideo);
|
|
|
|
nsString requestURL = IsForApp() ? AppManifestURL() : aPageURL;
|
|
props->SetPropertyAsAString(NS_LITERAL_STRING("requestURL"), requestURL);
|
|
|
|
obs->NotifyObservers((nsIPropertyBag2*) props,
|
|
"recording-device-ipc-events",
|
|
aRecordingStatus.get());
|
|
} else {
|
|
NS_WARNING("Could not get the Observer service for ContentParent::RecvRecordingDeviceEvents.");
|
|
}
|
|
return true;
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|