зеркало из https://github.com/mozilla/gecko-dev.git
1400 строки
52 KiB
C++
1400 строки
52 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_ContentParent_h
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#define mozilla_dom_ContentParent_h
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#include "mozilla/dom/PContentParent.h"
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#include "mozilla/dom/CPOWManagerGetter.h"
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#include "mozilla/dom/ipc/IdType.h"
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#include "mozilla/dom/RemoteBrowser.h"
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#include "mozilla/gfx/gfxVarReceiver.h"
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#include "mozilla/gfx/GPUProcessListener.h"
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#include "mozilla/ipc/BackgroundUtils.h"
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#include "mozilla/ipc/GeckoChildProcessHost.h"
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#include "mozilla/ipc/PParentToChildStreamParent.h"
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#include "mozilla/ipc/PChildToParentStreamParent.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/DataMutex.h"
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#include "mozilla/FileUtils.h"
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#include "mozilla/HalTypes.h"
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#include "mozilla/LinkedList.h"
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#include "mozilla/MemoryReportingProcess.h"
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#include "mozilla/MozPromise.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/TimeStamp.h"
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#include "mozilla/Variant.h"
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#include "mozilla/UniquePtr.h"
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#include "nsDataHashtable.h"
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#include "nsPluginTags.h"
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#include "nsFrameMessageManager.h"
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#include "nsHashKeys.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIObserver.h"
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#include "nsIRemoteTab.h"
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#include "nsIThreadInternal.h"
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#include "nsIDOMGeoPositionCallback.h"
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#include "nsIDOMGeoPositionErrorCallback.h"
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#include "nsRefPtrHashtable.h"
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#include "PermissionMessageUtils.h"
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#include "DriverCrashGuard.h"
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#include "nsIReferrerInfo.h"
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#define CHILD_PROCESS_SHUTDOWN_MESSAGE \
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NS_LITERAL_STRING("child-process-shutdown")
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// These must match the similar ones in E10SUtils.jsm and ProcInfo.h.
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// Process names as reported by about:memory are defined in
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// ContentChild:RecvRemoteType. Add your value there too or it will be called
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// "Web Content".
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#define DEFAULT_REMOTE_TYPE "web"
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#define FILE_REMOTE_TYPE "file"
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#define EXTENSION_REMOTE_TYPE "extension"
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#define PRIVILEGEDABOUT_REMOTE_TYPE "privilegedabout"
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#define PRIVILEGEDMOZILLA_REMOTE_TYPE "privilegedmozilla"
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// This must start with the DEFAULT_REMOTE_TYPE above.
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#define LARGE_ALLOCATION_REMOTE_TYPE "webLargeAllocation"
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class nsConsoleService;
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class nsIContentProcessInfo;
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class nsICycleCollectorLogSink;
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class nsIDumpGCAndCCLogsCallback;
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class nsIRemoteTab;
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class nsITimer;
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class ParentIdleListener;
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class nsIWidget;
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namespace mozilla {
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class PRemoteSpellcheckEngineParent;
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#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
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class SandboxBroker;
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class SandboxBrokerPolicyFactory;
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#endif
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class PreallocatedProcessManagerImpl;
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class BenchmarkStorageParent;
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using mozilla::loader::PScriptCacheParent;
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namespace embedding {
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class PrintingParent;
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}
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namespace ipc {
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class CrashReporterHost;
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class PFileDescriptorSetParent;
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class URIParams;
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class TestShellParent;
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#ifdef FUZZING
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class ProtocolFuzzerHelper;
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#endif
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} // namespace ipc
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namespace jsipc {
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class PJavaScriptParent;
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class CpowEntry;
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} // namespace jsipc
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namespace layers {
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struct TextureFactoryIdentifier;
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} // namespace layers
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namespace dom {
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class BrowsingContextGroup;
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class Element;
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class BrowserParent;
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class ClonedMessageData;
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class MemoryReport;
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class TabContext;
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class GetFilesHelper;
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class MemoryReportRequestHost;
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class RemoteWorkerManager;
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struct CancelContentJSOptions;
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#define NS_CONTENTPARENT_IID \
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{ \
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0xeeec9ebf, 0x8ecf, 0x4e38, { \
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0x81, 0xda, 0xb7, 0x34, 0x13, 0x7e, 0xac, 0xf3 \
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} \
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}
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class ContentParent final : public PContentParent,
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public nsIObserver,
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public nsIDOMGeoPositionCallback,
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public nsIDOMGeoPositionErrorCallback,
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public nsIInterfaceRequestor,
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public gfx::gfxVarReceiver,
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public mozilla::LinkedListElement<ContentParent>,
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public gfx::GPUProcessListener,
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public mozilla::MemoryReportingProcess,
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public mozilla::dom::ipc::MessageManagerCallback,
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public CPOWManagerGetter,
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public mozilla::ipc::IShmemAllocator {
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typedef mozilla::ipc::GeckoChildProcessHost GeckoChildProcessHost;
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typedef mozilla::ipc::PFileDescriptorSetParent PFileDescriptorSetParent;
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typedef mozilla::ipc::TestShellParent TestShellParent;
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typedef mozilla::ipc::URIParams URIParams;
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typedef mozilla::ipc::PrincipalInfo PrincipalInfo;
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typedef mozilla::dom::ClonedMessageData ClonedMessageData;
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typedef mozilla::dom::BrowsingContextGroup BrowsingContextGroup;
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friend class mozilla::PreallocatedProcessManagerImpl;
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friend class PContentParent;
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friend class mozilla::dom::RemoteWorkerManager;
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#ifdef FUZZING
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friend class mozilla::ipc::ProtocolFuzzerHelper;
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#endif
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public:
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using LaunchError = mozilla::ipc::LaunchError;
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using LaunchPromise =
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mozilla::MozPromise<RefPtr<ContentParent>, LaunchError, false>;
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_CONTENTPARENT_IID)
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/**
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* Create a subprocess suitable for use later as a content process.
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*/
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static RefPtr<LaunchPromise> PreallocateProcess();
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/**
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* Start up the content-process machinery. This might include
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* scheduling pre-launch tasks.
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*/
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static void StartUp();
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/** Shut down the content-process machinery. */
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static void ShutDown();
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static uint32_t GetPoolSize(const nsAString& aContentProcessType);
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static uint32_t GetMaxProcessCount(const nsAString& aContentProcessType);
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static bool IsMaxProcessCountReached(const nsAString& aContentProcessType);
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static void ReleaseCachedProcesses();
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/**
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* Picks a random content parent from |aContentParents| with a given |aOpener|
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* respecting the index limit set by |aMaxContentParents|.
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* Returns null if non available.
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*/
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static already_AddRefed<ContentParent> MinTabSelect(
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const nsTArray<ContentParent*>& aContentParents, ContentParent* aOpener,
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int32_t maxContentParents);
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/**
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* Get or create a content process for:
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* 1. browser iframe
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* 2. remote xul <browser>
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* 3. normal iframe
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*/
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static already_AddRefed<ContentParent> GetNewOrUsedBrowserProcess(
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Element* aFrameElement, const nsAString& aRemoteType,
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hal::ProcessPriority aPriority =
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hal::ProcessPriority::PROCESS_PRIORITY_FOREGROUND,
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ContentParent* aOpener = nullptr, bool aPreferUsed = false);
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/**
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* Get or create a content process for a JS plugin. aPluginID is the id of the
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* JS plugin
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* (@see nsFakePlugin::mId). There is a maximum of one process per JS plugin.
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*/
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static already_AddRefed<ContentParent> GetNewOrUsedJSPluginProcess(
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uint32_t aPluginID, const hal::ProcessPriority& aPriority);
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/**
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* Get or create a content process for the given TabContext. aFrameElement
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* should be the frame/iframe element with which this process will
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* associated.
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*/
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static already_AddRefed<RemoteBrowser> CreateBrowser(
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const TabContext& aContext, Element* aFrameElement,
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const nsAString& aRemoteType, BrowsingContext* aBrowsingContext,
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ContentParent* aOpenerContentParent, BrowserParent* aSameTabGroupAs,
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uint64_t aNextRemoteTabId);
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static void GetAll(nsTArray<ContentParent*>& aArray);
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static void GetAllEvenIfDead(nsTArray<ContentParent*>& aArray);
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static void BroadcastStringBundle(const StringBundleDescriptor&);
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static void BroadcastFontListChanged();
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const nsAString& GetRemoteType() const;
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virtual void DoGetRemoteType(nsAString& aRemoteType,
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ErrorResult& aError) const override {
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aRemoteType = GetRemoteType();
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}
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enum CPIteratorPolicy { eLive, eAll };
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class ContentParentIterator {
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private:
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ContentParent* mCurrent;
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CPIteratorPolicy mPolicy;
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public:
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ContentParentIterator(CPIteratorPolicy aPolicy, ContentParent* aCurrent)
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: mCurrent(aCurrent), mPolicy(aPolicy) {}
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ContentParentIterator begin() {
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// Move the cursor to the first element that matches the policy.
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while (mPolicy != eAll && mCurrent && !mCurrent->IsAlive()) {
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mCurrent = mCurrent->LinkedListElement<ContentParent>::getNext();
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}
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return *this;
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}
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ContentParentIterator end() {
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return ContentParentIterator(mPolicy, nullptr);
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}
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const ContentParentIterator& operator++() {
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MOZ_ASSERT(mCurrent);
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do {
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mCurrent = mCurrent->LinkedListElement<ContentParent>::getNext();
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} while (mPolicy != eAll && mCurrent && !mCurrent->IsAlive());
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return *this;
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}
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bool operator!=(const ContentParentIterator& aOther) {
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MOZ_ASSERT(mPolicy == aOther.mPolicy);
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return mCurrent != aOther.mCurrent;
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}
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ContentParent* operator*() { return mCurrent; }
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};
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static ContentParentIterator AllProcesses(CPIteratorPolicy aPolicy) {
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ContentParent* first =
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sContentParents ? sContentParents->getFirst() : nullptr;
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return ContentParentIterator(aPolicy, first);
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}
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static bool IgnoreIPCPrincipal();
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static void NotifyUpdatedDictionaries();
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static void NotifyUpdatedFonts();
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static void NotifyRebuildFontList();
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#if defined(XP_WIN)
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/**
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* Windows helper for firing off an update window request to a plugin
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* instance.
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*
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* aWidget - the eWindowType_plugin_ipc_chrome widget associated with
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* this plugin window.
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*/
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static void SendAsyncUpdate(nsIWidget* aWidget);
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#endif
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// Let managees query if it is safe to send messages.
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bool IsDestroyed() const { return !mIPCOpen; }
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mozilla::ipc::IPCResult RecvOpenRecordReplayChannel(
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const uint32_t& channelId, FileDescriptor* connection);
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mozilla::ipc::IPCResult RecvCreateReplayingProcess(
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const uint32_t& aChannelId);
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mozilla::ipc::IPCResult RecvGenerateReplayCrashReport(
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const uint32_t& aChannelId);
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mozilla::ipc::IPCResult RecvCreateGMPService();
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mozilla::ipc::IPCResult RecvLoadPlugin(
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const uint32_t& aPluginId, nsresult* aRv, uint32_t* aRunID,
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Endpoint<PPluginModuleParent>* aEndpoint);
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mozilla::ipc::IPCResult RecvMaybeReloadPlugins();
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mozilla::ipc::IPCResult RecvConnectPluginBridge(
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const uint32_t& aPluginId, nsresult* aRv,
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Endpoint<PPluginModuleParent>* aEndpoint);
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mozilla::ipc::IPCResult RecvLaunchRDDProcess(
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nsresult* aRv, Endpoint<PRemoteDecoderManagerChild>* aEndpoint);
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mozilla::ipc::IPCResult RecvUngrabPointer(const uint32_t& aTime);
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mozilla::ipc::IPCResult RecvRemovePermission(const IPC::Principal& aPrincipal,
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const nsCString& aPermissionType,
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nsresult* aRv);
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(ContentParent, nsIObserver)
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_NSIOBSERVER
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NS_DECL_NSIDOMGEOPOSITIONCALLBACK
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NS_DECL_NSIDOMGEOPOSITIONERRORCALLBACK
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NS_DECL_NSIINTERFACEREQUESTOR
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/**
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* MessageManagerCallback methods that we override.
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*/
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virtual bool DoLoadMessageManagerScript(const nsAString& aURL,
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bool aRunInGlobalScope) override;
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virtual nsresult DoSendAsyncMessage(JSContext* aCx, const nsAString& aMessage,
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StructuredCloneData& aData,
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JS::Handle<JSObject*> aCpows,
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nsIPrincipal* aPrincipal) override;
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/** Notify that a tab is beginning its destruction sequence. */
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static void NotifyTabDestroying(const TabId& aTabId,
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const ContentParentId& aCpId);
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/** Notify that a tab was destroyed during normal operation. */
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void NotifyTabDestroyed(const TabId& aTabId, bool aNotifiedDestroying);
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TestShellParent* CreateTestShell();
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bool DestroyTestShell(TestShellParent* aTestShell);
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TestShellParent* GetTestShellSingleton();
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jsipc::CPOWManager* GetCPOWManager() override;
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// This method can be called on any thread.
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void RegisterRemoteWorkerActor();
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// This method _must_ be called on main-thread because it can start the
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// shutting down of the content process.
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void UnregisterRemoveWorkerActor();
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void ReportChildAlreadyBlocked();
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bool RequestRunToCompletion();
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void UpdateCookieStatus(nsIChannel* aChannel);
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bool IsLaunching() const {
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return mLifecycleState == LifecycleState::LAUNCHING;
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}
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bool IsAlive() const override;
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bool IsDead() const { return mLifecycleState == LifecycleState::DEAD; }
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bool IsForBrowser() const { return mIsForBrowser; }
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bool IsForJSPlugin() const {
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return mJSPluginID != nsFakePluginTag::NOT_JSPLUGIN;
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}
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GeckoChildProcessHost* Process() const { return mSubprocess; }
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ContentParent* Opener() const { return mOpener; }
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nsIContentProcessInfo* ScriptableHelper() const { return mScriptableHelper; }
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mozilla::dom::ProcessMessageManager* GetMessageManager() const {
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return mMessageManager;
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}
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bool NeedsPermissionsUpdate(const nsACString& aPermissionKey) const;
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/**
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* Kill our subprocess and make sure it dies. Should only be used
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* in emergency situations since it bypasses the normal shutdown
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* process.
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*
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* WARNING: aReason appears in telemetry, so any new value passed in requires
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* data review.
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*/
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void KillHard(const char* aWhy);
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ContentParentId ChildID() const { return mChildID; }
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/**
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* Get a user-friendly name for this ContentParent. We make no guarantees
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* about this name: It might not be unique, apps can spoof special names,
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* etc. So please don't use this name to make any decisions about the
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* ContentParent based on the value returned here.
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*/
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void FriendlyName(nsAString& aName, bool aAnonymize = false);
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virtual void OnChannelError() override;
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mozilla::ipc::IPCResult RecvInitCrashReporter(
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Shmem&& aShmem, const NativeThreadId& aThreadId);
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PNeckoParent* AllocPNeckoParent();
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virtual mozilla::ipc::IPCResult RecvPNeckoConstructor(
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PNeckoParent* aActor) override {
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return PContentParent::RecvPNeckoConstructor(aActor);
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}
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PPrintingParent* AllocPPrintingParent();
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bool DeallocPPrintingParent(PPrintingParent* aActor);
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#if defined(NS_PRINTING)
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/**
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* @return the PrintingParent for this ContentParent.
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*/
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already_AddRefed<embedding::PrintingParent> GetPrintingParent();
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#endif
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mozilla::ipc::IPCResult RecvInitStreamFilter(
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const uint64_t& aChannelId, const nsString& aAddonId,
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InitStreamFilterResolver&& aResolver);
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PChildToParentStreamParent* AllocPChildToParentStreamParent();
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bool DeallocPChildToParentStreamParent(PChildToParentStreamParent* aActor);
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PParentToChildStreamParent* AllocPParentToChildStreamParent();
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bool DeallocPParentToChildStreamParent(PParentToChildStreamParent* aActor);
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PHalParent* AllocPHalParent();
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virtual mozilla::ipc::IPCResult RecvPHalConstructor(
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PHalParent* aActor) override {
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return PContentParent::RecvPHalConstructor(aActor);
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}
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PHeapSnapshotTempFileHelperParent* AllocPHeapSnapshotTempFileHelperParent();
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PJavaScriptParent* AllocPJavaScriptParent();
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virtual mozilla::ipc::IPCResult RecvPJavaScriptConstructor(
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PJavaScriptParent* aActor) override {
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return PContentParent::RecvPJavaScriptConstructor(aActor);
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}
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PRemoteSpellcheckEngineParent* AllocPRemoteSpellcheckEngineParent();
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mozilla::ipc::IPCResult RecvRecordingDeviceEvents(
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const nsString& aRecordingStatus, const nsString& aPageURL,
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const bool& aIsAudio, const bool& aIsVideo);
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bool CycleCollectWithLogs(bool aDumpAllTraces,
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nsICycleCollectorLogSink* aSink,
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nsIDumpGCAndCCLogsCallback* aCallback);
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mozilla::ipc::IPCResult RecvNotifyTabDestroying(const TabId& aTabId,
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const ContentParentId& aCpId);
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POfflineCacheUpdateParent* AllocPOfflineCacheUpdateParent(
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const URIParams& aManifestURI, const URIParams& aDocumentURI,
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const PrincipalInfo& aLoadingPrincipalInfo, const bool& aStickDocument);
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virtual mozilla::ipc::IPCResult RecvPOfflineCacheUpdateConstructor(
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POfflineCacheUpdateParent* aActor, const URIParams& aManifestURI,
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const URIParams& aDocumentURI, const PrincipalInfo& aLoadingPrincipal,
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const bool& stickDocument) override;
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bool DeallocPOfflineCacheUpdateParent(POfflineCacheUpdateParent* aActor);
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mozilla::ipc::IPCResult RecvSetOfflinePermission(
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const IPC::Principal& principal);
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mozilla::ipc::IPCResult RecvFinishShutdown();
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void MaybeInvokeDragSession(BrowserParent* aParent);
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PContentPermissionRequestParent* AllocPContentPermissionRequestParent(
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const nsTArray<PermissionRequest>& aRequests,
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const IPC::Principal& aPrincipal,
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const IPC::Principal& aTopLevelPrincipal,
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const bool& aIsHandlingUserInput, const bool& aDocumentHasUserInput,
|
|
const DOMTimeStamp& aPageLoadTimestamp, const TabId& aTabId);
|
|
|
|
bool DeallocPContentPermissionRequestParent(
|
|
PContentPermissionRequestParent* actor);
|
|
|
|
virtual bool HandleWindowsMessages(const Message& aMsg) const override;
|
|
|
|
void ForkNewProcess(bool aBlocking);
|
|
|
|
mozilla::ipc::IPCResult RecvCreateWindow(
|
|
PBrowserParent* aThisBrowserParent, PBrowserParent* aNewTab,
|
|
const uint32_t& aChromeFlags, const bool& aCalledFromJS,
|
|
const bool& aPositionSpecified, const bool& aSizeSpecified,
|
|
const Maybe<URIParams>& aURIToLoad, const nsCString& aFeatures,
|
|
const float& aFullZoom, const IPC::Principal& aTriggeringPrincipal,
|
|
nsIContentSecurityPolicy* aCsp, nsIReferrerInfo* aReferrerInfo,
|
|
CreateWindowResolver&& aResolve);
|
|
|
|
mozilla::ipc::IPCResult RecvCreateWindowInDifferentProcess(
|
|
PBrowserParent* aThisTab, const uint32_t& aChromeFlags,
|
|
const bool& aCalledFromJS, const bool& aPositionSpecified,
|
|
const bool& aSizeSpecified, const Maybe<URIParams>& aURIToLoad,
|
|
const nsCString& aFeatures, const float& aFullZoom, const nsString& aName,
|
|
nsIPrincipal* aTriggeringPrincipal, nsIContentSecurityPolicy* aCsp,
|
|
nsIReferrerInfo* aReferrerInfo);
|
|
|
|
static void BroadcastBlobURLRegistration(
|
|
const nsACString& aURI, BlobImpl* aBlobImpl, nsIPrincipal* aPrincipal,
|
|
ContentParent* aIgnoreThisCP = nullptr);
|
|
|
|
static void BroadcastBlobURLUnregistration(
|
|
const nsACString& aURI, ContentParent* aIgnoreThisCP = nullptr);
|
|
|
|
mozilla::ipc::IPCResult RecvStoreAndBroadcastBlobURLRegistration(
|
|
const nsCString& aURI, const IPCBlob& aBlob, const Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvUnstoreAndBroadcastBlobURLUnregistration(
|
|
const nsCString& aURI);
|
|
|
|
mozilla::ipc::IPCResult RecvGetA11yContentId(uint32_t* aContentId);
|
|
|
|
mozilla::ipc::IPCResult RecvA11yHandlerControl(
|
|
const uint32_t& aPid, const IHandlerControlHolder& aHandlerControl);
|
|
|
|
virtual int32_t Pid() const override;
|
|
|
|
// PURLClassifierParent.
|
|
PURLClassifierParent* AllocPURLClassifierParent(const Principal& aPrincipal,
|
|
bool* aSuccess);
|
|
virtual mozilla::ipc::IPCResult RecvPURLClassifierConstructor(
|
|
PURLClassifierParent* aActor, const Principal& aPrincipal,
|
|
bool* aSuccess) override;
|
|
|
|
// PURLClassifierLocalParent.
|
|
PURLClassifierLocalParent* AllocPURLClassifierLocalParent(
|
|
const URIParams& aURI,
|
|
const nsTArray<IPCURLClassifierFeature>& aFeatures);
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPURLClassifierLocalConstructor(
|
|
PURLClassifierLocalParent* aActor, const URIParams& aURI,
|
|
nsTArray<IPCURLClassifierFeature>&& aFeatures) override;
|
|
|
|
PLoginReputationParent* AllocPLoginReputationParent(const URIParams& aURI);
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPLoginReputationConstructor(
|
|
PLoginReputationParent* aActor, const URIParams& aURI) override;
|
|
|
|
bool DeallocPLoginReputationParent(PLoginReputationParent* aActor);
|
|
|
|
PSessionStorageObserverParent* AllocPSessionStorageObserverParent();
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPSessionStorageObserverConstructor(
|
|
PSessionStorageObserverParent* aActor) override;
|
|
|
|
bool DeallocPSessionStorageObserverParent(
|
|
PSessionStorageObserverParent* aActor);
|
|
|
|
bool DeallocPURLClassifierLocalParent(PURLClassifierLocalParent* aActor);
|
|
|
|
bool DeallocPURLClassifierParent(PURLClassifierParent* aActor);
|
|
|
|
// Use the PHangMonitor channel to ask the child to repaint a tab.
|
|
void PaintTabWhileInterruptingJS(BrowserParent* aBrowserParent,
|
|
bool aForceRepaint,
|
|
const layers::LayersObserverEpoch& aEpoch);
|
|
|
|
void CancelContentJSExecutionIfRunning(
|
|
BrowserParent* aBrowserParent,
|
|
nsIRemoteTab::NavigationType aNavigationType,
|
|
const CancelContentJSOptions& aCancelContentJSOptions);
|
|
|
|
// This function is called when we are about to load a document from an
|
|
// HTTP(S) or FTP channel for a content process. It is a useful place
|
|
// to start to kick off work as early as possible in response to such
|
|
// document loads.
|
|
nsresult AboutToLoadHttpFtpDocumentForChild(nsIChannel* aChannel);
|
|
|
|
nsresult TransmitPermissionsForPrincipal(nsIPrincipal* aPrincipal);
|
|
|
|
void OnCompositorDeviceReset() override;
|
|
|
|
PClientOpenWindowOpParent* AllocPClientOpenWindowOpParent(
|
|
const ClientOpenWindowArgs& aArgs);
|
|
|
|
bool DeallocPClientOpenWindowOpParent(PClientOpenWindowOpParent* aActor);
|
|
|
|
static hal::ProcessPriority GetInitialProcessPriority(Element* aFrameElement);
|
|
|
|
// Control the priority of the IPC messages for input events.
|
|
void SetInputPriorityEventEnabled(bool aEnabled);
|
|
bool IsInputPriorityEventEnabled() { return mIsInputPriorityEventEnabled; }
|
|
|
|
static bool IsInputEventQueueSupported();
|
|
|
|
mozilla::ipc::IPCResult RecvAttachBrowsingContext(
|
|
BrowsingContext::IPCInitializer&& aInit);
|
|
|
|
mozilla::ipc::IPCResult RecvDetachBrowsingContext(
|
|
uint64_t aContextId, DetachBrowsingContextResolver&& aResolve);
|
|
|
|
mozilla::ipc::IPCResult RecvCacheBrowsingContextChildren(
|
|
BrowsingContext* aContext);
|
|
|
|
mozilla::ipc::IPCResult RecvRestoreBrowsingContextChildren(
|
|
BrowsingContext* aContext, BrowsingContext::Children&& aChildren);
|
|
|
|
mozilla::ipc::IPCResult RecvWindowClose(BrowsingContext* aContext,
|
|
bool aTrustedCaller);
|
|
mozilla::ipc::IPCResult RecvWindowFocus(BrowsingContext* aContext);
|
|
mozilla::ipc::IPCResult RecvWindowBlur(BrowsingContext* aContext);
|
|
mozilla::ipc::IPCResult RecvWindowPostMessage(
|
|
BrowsingContext* aContext, const ClonedMessageData& aMessage,
|
|
const PostMessageData& aData);
|
|
|
|
FORWARD_SHMEM_ALLOCATOR_TO(PContentParent)
|
|
|
|
protected:
|
|
void OnChannelConnected(int32_t pid) override;
|
|
|
|
void ActorDestroy(ActorDestroyReason why) override;
|
|
void ActorDealloc() override;
|
|
|
|
bool ShouldContinueFromReplyTimeout() override;
|
|
|
|
void OnVarChanged(const GfxVarUpdate& aVar) override;
|
|
void OnCompositorUnexpectedShutdown() override;
|
|
|
|
private:
|
|
/**
|
|
* A map of the remote content process type to a list of content parents
|
|
* currently available to host *new* tabs/frames of that type.
|
|
*
|
|
* If a content process is identified as troubled or dead, it will be
|
|
* removed from this list, but will still be in the sContentParents list for
|
|
* the GetAll/GetAllEvenIfDead APIs.
|
|
*/
|
|
static nsClassHashtable<nsStringHashKey, nsTArray<ContentParent*>>*
|
|
sBrowserContentParents;
|
|
static nsTArray<ContentParent*>* sPrivateContent;
|
|
static nsDataHashtable<nsUint32HashKey, ContentParent*>*
|
|
sJSPluginContentParents;
|
|
static StaticAutoPtr<LinkedList<ContentParent>> sContentParents;
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
// Cached Mac sandbox params used when launching content processes.
|
|
static StaticAutoPtr<std::vector<std::string>> sMacSandboxParams;
|
|
#endif
|
|
|
|
// Set aLoadUri to true to load aURIToLoad and to false to only create the
|
|
// window. aURIToLoad should always be provided, if available, to ensure
|
|
// compatibility with GeckoView.
|
|
mozilla::ipc::IPCResult CommonCreateWindow(
|
|
PBrowserParent* aThisTab, bool aSetOpener, const uint32_t& aChromeFlags,
|
|
const bool& aCalledFromJS, const bool& aPositionSpecified,
|
|
const bool& aSizeSpecified, nsIURI* aURIToLoad,
|
|
const nsCString& aFeatures, const float& aFullZoom,
|
|
uint64_t aNextRemoteTabId, const nsString& aName, nsresult& aResult,
|
|
nsCOMPtr<nsIRemoteTab>& aNewRemoteTab, bool* aWindowIsNew,
|
|
int32_t& aOpenLocation, nsIPrincipal* aTriggeringPrincipal,
|
|
nsIReferrerInfo* aReferrerInfo, bool aLoadUri,
|
|
nsIContentSecurityPolicy* aCsp);
|
|
|
|
enum RecordReplayState { eNotRecordingOrReplaying, eRecording, eReplaying };
|
|
|
|
explicit ContentParent(int32_t aPluginID)
|
|
: ContentParent(nullptr, EmptyString(), eNotRecordingOrReplaying,
|
|
EmptyString(), aPluginID) {}
|
|
ContentParent(ContentParent* aOpener, const nsAString& aRemoteType,
|
|
RecordReplayState aRecordReplayState = eNotRecordingOrReplaying,
|
|
const nsAString& aRecordingFile = EmptyString())
|
|
: ContentParent(aOpener, aRemoteType, aRecordReplayState, aRecordingFile,
|
|
nsFakePluginTag::NOT_JSPLUGIN) {}
|
|
|
|
ContentParent(ContentParent* aOpener, const nsAString& aRemoteType,
|
|
RecordReplayState aRecordReplayState,
|
|
const nsAString& aRecordingFile, int32_t aPluginID);
|
|
|
|
// Launch the subprocess and associated initialization.
|
|
// Returns false if the process fails to start.
|
|
// Deprecated in favor of LaunchSubprocessAsync.
|
|
bool LaunchSubprocessSync(hal::ProcessPriority aInitialPriority);
|
|
|
|
// Launch the subprocess and associated initialization;
|
|
// returns a promise and signals failure by rejecting.
|
|
// OS-level launching work is dispatched to another thread, but some
|
|
// initialization (creating IPDL actors, etc.; see Init()) is run on
|
|
// the main thread.
|
|
RefPtr<LaunchPromise> LaunchSubprocessAsync(
|
|
hal::ProcessPriority aInitialPriority);
|
|
|
|
// Common implementation of LaunchSubprocess{Sync,Async}.
|
|
void LaunchSubprocessInternal(
|
|
hal::ProcessPriority aInitialPriority,
|
|
mozilla::Variant<bool*, RefPtr<LaunchPromise>*>&& aRetval);
|
|
|
|
// Common initialization after sub process launch.
|
|
bool InitInternal(ProcessPriority aPriority);
|
|
|
|
// Generate a minidump for the child process and one for the main process
|
|
void GeneratePairedMinidump(const char* aReason);
|
|
|
|
virtual ~ContentParent();
|
|
|
|
void Init();
|
|
|
|
// Some information could be sent to content very early, it
|
|
// should be send from this function. This function should only be
|
|
// called after the process has been transformed to browser.
|
|
void ForwardKnownInfo();
|
|
|
|
/**
|
|
* We might want to reuse barely used content processes if certain criteria
|
|
* are met.
|
|
*/
|
|
bool TryToRecycle();
|
|
|
|
/**
|
|
* Removing it from the static array so it won't be returned for new tabs in
|
|
* GetNewOrUsedBrowserProcess.
|
|
*/
|
|
void RemoveFromList();
|
|
|
|
/**
|
|
* Decide whether the process should be kept alive even when it would normally
|
|
* be shut down, for example when all its tabs are closed.
|
|
*/
|
|
bool ShouldKeepProcessAlive();
|
|
|
|
/**
|
|
* Mark this ContentParent as "troubled". This means that it is still alive,
|
|
* but it won't be returned for new tabs in GetNewOrUsedBrowserProcess.
|
|
*/
|
|
void MarkAsTroubled();
|
|
|
|
/**
|
|
* Mark this ContentParent as dead for the purposes of Get*().
|
|
* This method is idempotent.
|
|
*/
|
|
void MarkAsDead();
|
|
|
|
/**
|
|
* How we will shut down this ContentParent and its subprocess.
|
|
*/
|
|
enum ShutDownMethod {
|
|
// Send a shutdown message and wait for FinishShutdown call back.
|
|
SEND_SHUTDOWN_MESSAGE,
|
|
// Close the channel ourselves and let the subprocess clean up itself.
|
|
CLOSE_CHANNEL,
|
|
// Close the channel with error and let the subprocess clean up itself.
|
|
CLOSE_CHANNEL_WITH_ERROR,
|
|
};
|
|
|
|
void MaybeAsyncSendShutDownMessage();
|
|
|
|
/**
|
|
* Exit the subprocess and vamoose. After this call IsAlive()
|
|
* will return false and this ContentParent will not be returned
|
|
* by the Get*() funtions. However, the shutdown sequence itself
|
|
* may be asynchronous.
|
|
*
|
|
* If aMethod is CLOSE_CHANNEL_WITH_ERROR and this is the first call
|
|
* to ShutDownProcess, then we'll close our channel using CloseWithError()
|
|
* rather than vanilla Close(). CloseWithError() indicates to IPC that this
|
|
* is an abnormal shutdown (e.g. a crash).
|
|
*/
|
|
void ShutDownProcess(ShutDownMethod aMethod);
|
|
|
|
// Perform any steps necesssary to gracefully shtudown the message
|
|
// manager and null out mMessageManager.
|
|
void ShutDownMessageManager();
|
|
|
|
// Start the force-kill timer on shutdown.
|
|
void StartForceKillTimer();
|
|
|
|
// Ensure that the permissions for the giben Permission key are set in the
|
|
// content process.
|
|
//
|
|
// See nsIPermissionManager::GetPermissionsForKey for more information on
|
|
// these keys.
|
|
void EnsurePermissionsByKey(const nsCString& aKey);
|
|
|
|
static void ForceKillTimerCallback(nsITimer* aTimer, void* aClosure);
|
|
|
|
bool CanOpenBrowser(const IPCTabContext& aContext);
|
|
|
|
/**
|
|
* Get or create the corresponding content parent array to
|
|
* |aContentProcessType|.
|
|
*/
|
|
static nsTArray<ContentParent*>& GetOrCreatePool(
|
|
const nsAString& aContentProcessType);
|
|
|
|
mozilla::ipc::IPCResult RecvInitBackground(
|
|
Endpoint<mozilla::ipc::PBackgroundParent>&& aEndpoint);
|
|
|
|
mozilla::ipc::IPCResult RecvAddMemoryReport(const MemoryReport& aReport);
|
|
mozilla::ipc::IPCResult RecvFinishMemoryReport(const uint32_t& aGeneration);
|
|
mozilla::ipc::IPCResult RecvAddPerformanceMetrics(
|
|
const nsID& aID, nsTArray<PerformanceInfo>&& aMetrics);
|
|
|
|
bool DeallocPJavaScriptParent(mozilla::jsipc::PJavaScriptParent*);
|
|
|
|
bool DeallocPRemoteSpellcheckEngineParent(PRemoteSpellcheckEngineParent*);
|
|
|
|
mozilla::ipc::IPCResult RecvConstructPopupBrowser(
|
|
ManagedEndpoint<PBrowserParent>&& actor,
|
|
ManagedEndpoint<PWindowGlobalParent>&& windowEp, const TabId& tabId,
|
|
const IPCTabContext& context, const WindowGlobalInit& initialWindowInit,
|
|
const uint32_t& chromeFlags);
|
|
|
|
mozilla::ipc::IPCResult RecvIsSecureURI(
|
|
const uint32_t& aType, const URIParams& aURI, const uint32_t& aFlags,
|
|
const OriginAttributes& aOriginAttributes, bool* aIsSecureURI);
|
|
|
|
mozilla::ipc::IPCResult RecvAccumulateMixedContentHSTS(
|
|
const URIParams& aURI, const bool& aActive,
|
|
const OriginAttributes& aOriginAttributes);
|
|
|
|
bool DeallocPHalParent(PHalParent*);
|
|
|
|
bool DeallocPHeapSnapshotTempFileHelperParent(
|
|
PHeapSnapshotTempFileHelperParent*);
|
|
|
|
PCycleCollectWithLogsParent* AllocPCycleCollectWithLogsParent(
|
|
const bool& aDumpAllTraces, const FileDescriptor& aGCLog,
|
|
const FileDescriptor& aCCLog);
|
|
|
|
bool DeallocPCycleCollectWithLogsParent(PCycleCollectWithLogsParent* aActor);
|
|
|
|
PTestShellParent* AllocPTestShellParent();
|
|
|
|
bool DeallocPTestShellParent(PTestShellParent* shell);
|
|
|
|
PScriptCacheParent* AllocPScriptCacheParent(const FileDescOrError& cacheFile,
|
|
const bool& wantCacheData);
|
|
|
|
bool DeallocPScriptCacheParent(PScriptCacheParent* shell);
|
|
|
|
bool DeallocPNeckoParent(PNeckoParent* necko);
|
|
|
|
PPSMContentDownloaderParent* AllocPPSMContentDownloaderParent(
|
|
const uint32_t& aCertType);
|
|
|
|
bool DeallocPPSMContentDownloaderParent(
|
|
PPSMContentDownloaderParent* aDownloader);
|
|
|
|
already_AddRefed<PExternalHelperAppParent> AllocPExternalHelperAppParent(
|
|
const Maybe<URIParams>& aUri,
|
|
const Maybe<mozilla::net::LoadInfoArgs>& aLoadInfoArgs,
|
|
const nsCString& aMimeContentType, const nsCString& aContentDisposition,
|
|
const uint32_t& aContentDispositionHint,
|
|
const nsString& aContentDispositionFilename, const bool& aForceSave,
|
|
const int64_t& aContentLength, const bool& aWasFileChannel,
|
|
const Maybe<URIParams>& aReferrer, PBrowserParent* aBrowser);
|
|
|
|
mozilla::ipc::IPCResult RecvPExternalHelperAppConstructor(
|
|
PExternalHelperAppParent* actor, const Maybe<URIParams>& uri,
|
|
const Maybe<LoadInfoArgs>& loadInfoArgs,
|
|
const nsCString& aMimeContentType, const nsCString& aContentDisposition,
|
|
const uint32_t& aContentDispositionHint,
|
|
const nsString& aContentDispositionFilename, const bool& aForceSave,
|
|
const int64_t& aContentLength, const bool& aWasFileChannel,
|
|
const Maybe<URIParams>& aReferrer, PBrowserParent* aBrowser) override;
|
|
|
|
already_AddRefed<PHandlerServiceParent> AllocPHandlerServiceParent();
|
|
|
|
PMediaParent* AllocPMediaParent();
|
|
|
|
bool DeallocPMediaParent(PMediaParent* aActor);
|
|
|
|
PBenchmarkStorageParent* AllocPBenchmarkStorageParent();
|
|
|
|
bool DeallocPBenchmarkStorageParent(PBenchmarkStorageParent* aActor);
|
|
|
|
PPresentationParent* AllocPPresentationParent();
|
|
|
|
bool DeallocPPresentationParent(PPresentationParent* aActor);
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPPresentationConstructor(
|
|
PPresentationParent* aActor) override;
|
|
|
|
PSpeechSynthesisParent* AllocPSpeechSynthesisParent();
|
|
|
|
bool DeallocPSpeechSynthesisParent(PSpeechSynthesisParent* aActor);
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPSpeechSynthesisConstructor(
|
|
PSpeechSynthesisParent* aActor) override;
|
|
|
|
PWebBrowserPersistDocumentParent* AllocPWebBrowserPersistDocumentParent(
|
|
PBrowserParent* aBrowser, const uint64_t& aOuterWindowID);
|
|
|
|
bool DeallocPWebBrowserPersistDocumentParent(
|
|
PWebBrowserPersistDocumentParent* aActor);
|
|
|
|
mozilla::ipc::IPCResult RecvGetGfxVars(nsTArray<GfxVarUpdate>* aVars);
|
|
|
|
mozilla::ipc::IPCResult RecvReadFontList(nsTArray<FontListEntry>* retValue);
|
|
|
|
mozilla::ipc::IPCResult RecvSetClipboard(
|
|
const IPCDataTransfer& aDataTransfer, const bool& aIsPrivateData,
|
|
const IPC::Principal& aRequestingPrincipal,
|
|
const uint32_t& aContentPolicyType, const int32_t& aWhichClipboard);
|
|
|
|
mozilla::ipc::IPCResult RecvGetClipboard(nsTArray<nsCString>&& aTypes,
|
|
const int32_t& aWhichClipboard,
|
|
IPCDataTransfer* aDataTransfer);
|
|
|
|
mozilla::ipc::IPCResult RecvEmptyClipboard(const int32_t& aWhichClipboard);
|
|
|
|
mozilla::ipc::IPCResult RecvClipboardHasType(nsTArray<nsCString>&& aTypes,
|
|
const int32_t& aWhichClipboard,
|
|
bool* aHasType);
|
|
|
|
mozilla::ipc::IPCResult RecvGetExternalClipboardFormats(
|
|
const int32_t& aWhichClipboard, const bool& aPlainTextOnly,
|
|
nsTArray<nsCString>* aTypes);
|
|
|
|
mozilla::ipc::IPCResult RecvPlaySound(const URIParams& aURI);
|
|
mozilla::ipc::IPCResult RecvBeep();
|
|
mozilla::ipc::IPCResult RecvPlayEventSound(const uint32_t& aEventId);
|
|
|
|
mozilla::ipc::IPCResult RecvGetIconForExtension(const nsCString& aFileExt,
|
|
const uint32_t& aIconSize,
|
|
nsTArray<uint8_t>* bits);
|
|
|
|
mozilla::ipc::IPCResult RecvGetShowPasswordSetting(bool* showPassword);
|
|
|
|
mozilla::ipc::IPCResult RecvStartVisitedQuery(const URIParams& uri);
|
|
|
|
mozilla::ipc::IPCResult RecvSetURITitle(const URIParams& uri,
|
|
const nsString& title);
|
|
|
|
bool HasNotificationPermission(const IPC::Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvShowAlert(nsIAlertNotification* aAlert);
|
|
|
|
mozilla::ipc::IPCResult RecvCloseAlert(const nsString& aName,
|
|
const IPC::Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvDisableNotifications(
|
|
const IPC::Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvOpenNotificationSettings(
|
|
const IPC::Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvNotificationEvent(
|
|
const nsString& aType, const NotificationEventData& aData);
|
|
|
|
mozilla::ipc::IPCResult RecvLoadURIExternal(const URIParams& uri,
|
|
PBrowserParent* windowContext);
|
|
mozilla::ipc::IPCResult RecvExtProtocolChannelConnectParent(
|
|
const uint32_t& registrarId);
|
|
|
|
mozilla::ipc::IPCResult RecvSyncMessage(
|
|
const nsString& aMsg, const ClonedMessageData& aData,
|
|
nsTArray<CpowEntry>&& aCpows, const IPC::Principal& aPrincipal,
|
|
nsTArray<StructuredCloneData>* aRetvals);
|
|
|
|
mozilla::ipc::IPCResult RecvRpcMessage(
|
|
const nsString& aMsg, const ClonedMessageData& aData,
|
|
nsTArray<CpowEntry>&& aCpows, const IPC::Principal& aPrincipal,
|
|
nsTArray<StructuredCloneData>* aRetvals);
|
|
|
|
mozilla::ipc::IPCResult RecvAsyncMessage(const nsString& aMsg,
|
|
nsTArray<CpowEntry>&& aCpows,
|
|
const IPC::Principal& aPrincipal,
|
|
const ClonedMessageData& aData);
|
|
|
|
// MOZ_CAN_RUN_SCRIPT_BOUNDARY because we don't have MOZ_CAN_RUN_SCRIPT bits
|
|
// in IPC code yet.
|
|
MOZ_CAN_RUN_SCRIPT_BOUNDARY
|
|
mozilla::ipc::IPCResult RecvAddGeolocationListener(
|
|
const IPC::Principal& aPrincipal, const bool& aHighAccuracy);
|
|
mozilla::ipc::IPCResult RecvRemoveGeolocationListener();
|
|
|
|
// MOZ_CAN_RUN_SCRIPT_BOUNDARY because we don't have MOZ_CAN_RUN_SCRIPT bits
|
|
// in IPC code yet.
|
|
MOZ_CAN_RUN_SCRIPT_BOUNDARY
|
|
mozilla::ipc::IPCResult RecvSetGeolocationHigherAccuracy(const bool& aEnable);
|
|
|
|
mozilla::ipc::IPCResult RecvConsoleMessage(const nsString& aMessage);
|
|
|
|
mozilla::ipc::IPCResult RecvScriptError(
|
|
const nsString& aMessage, const nsString& aSourceName,
|
|
const nsString& aSourceLine, const uint32_t& aLineNumber,
|
|
const uint32_t& aColNumber, const uint32_t& aFlags,
|
|
const nsCString& aCategory, const bool& aIsFromPrivateWindow,
|
|
const bool& aIsFromChromeContext);
|
|
|
|
mozilla::ipc::IPCResult RecvScriptErrorWithStack(
|
|
const nsString& aMessage, const nsString& aSourceName,
|
|
const nsString& aSourceLine, const uint32_t& aLineNumber,
|
|
const uint32_t& aColNumber, const uint32_t& aFlags,
|
|
const nsCString& aCategory, const bool& aIsFromPrivateWindow,
|
|
const bool& aIsFromChromeContext, const ClonedMessageData& aStack);
|
|
|
|
private:
|
|
mozilla::ipc::IPCResult RecvScriptErrorInternal(
|
|
const nsString& aMessage, const nsString& aSourceName,
|
|
const nsString& aSourceLine, const uint32_t& aLineNumber,
|
|
const uint32_t& aColNumber, const uint32_t& aFlags,
|
|
const nsCString& aCategory, const bool& aIsFromPrivateWindow,
|
|
const bool& aIsFromChromeContext,
|
|
const ClonedMessageData* aStack = nullptr);
|
|
|
|
public:
|
|
mozilla::ipc::IPCResult RecvPrivateDocShellsExist(const bool& aExist);
|
|
|
|
mozilla::ipc::IPCResult RecvCommitBrowsingContextTransaction(
|
|
BrowsingContext* aContext, BrowsingContext::Transaction&& aTransaction,
|
|
uint64_t aEpoch);
|
|
|
|
mozilla::ipc::IPCResult RecvFirstIdle();
|
|
|
|
mozilla::ipc::IPCResult RecvDeviceReset();
|
|
|
|
mozilla::ipc::IPCResult RecvKeywordToURI(const nsCString& aKeyword,
|
|
nsString* aProviderName,
|
|
RefPtr<nsIInputStream>* aPostData,
|
|
Maybe<URIParams>* aURI);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyKeywordSearchLoading(
|
|
const nsString& aProvider, const nsString& aKeyword);
|
|
|
|
mozilla::ipc::IPCResult RecvCopyFavicon(
|
|
const URIParams& aOldURI, const URIParams& aNewURI,
|
|
const IPC::Principal& aLoadingPrincipal, const bool& aInPrivateBrowsing);
|
|
|
|
virtual void ProcessingError(Result aCode, const char* aMsgName) override;
|
|
|
|
mozilla::ipc::IPCResult RecvGraphicsError(const nsCString& aError);
|
|
|
|
mozilla::ipc::IPCResult RecvBeginDriverCrashGuard(const uint32_t& aGuardType,
|
|
bool* aOutCrashed);
|
|
|
|
mozilla::ipc::IPCResult RecvEndDriverCrashGuard(const uint32_t& aGuardType);
|
|
|
|
mozilla::ipc::IPCResult RecvAddIdleObserver(const uint64_t& observerId,
|
|
const uint32_t& aIdleTimeInS);
|
|
|
|
mozilla::ipc::IPCResult RecvRemoveIdleObserver(const uint64_t& observerId,
|
|
const uint32_t& aIdleTimeInS);
|
|
|
|
mozilla::ipc::IPCResult RecvBackUpXResources(
|
|
const FileDescriptor& aXSocketFd);
|
|
|
|
mozilla::ipc::IPCResult RecvRequestAnonymousTemporaryFile(
|
|
const uint64_t& aID);
|
|
|
|
mozilla::ipc::IPCResult RecvCreateAudioIPCConnection(
|
|
CreateAudioIPCConnectionResolver&& aResolver);
|
|
|
|
PFileDescriptorSetParent* AllocPFileDescriptorSetParent(
|
|
const mozilla::ipc::FileDescriptor&);
|
|
|
|
bool DeallocPFileDescriptorSetParent(PFileDescriptorSetParent*);
|
|
|
|
PWebrtcGlobalParent* AllocPWebrtcGlobalParent();
|
|
bool DeallocPWebrtcGlobalParent(PWebrtcGlobalParent* aActor);
|
|
|
|
mozilla::ipc::IPCResult RecvUpdateDropEffect(const uint32_t& aDragAction,
|
|
const uint32_t& aDropEffect);
|
|
|
|
mozilla::ipc::IPCResult RecvShutdownProfile(const nsCString& aProfile);
|
|
|
|
mozilla::ipc::IPCResult RecvGetGraphicsDeviceInitData(
|
|
ContentDeviceData* aOut);
|
|
|
|
mozilla::ipc::IPCResult RecvGetFontListShmBlock(
|
|
const uint32_t& aGeneration, const uint32_t& aIndex,
|
|
mozilla::ipc::SharedMemoryBasic::Handle* aOut);
|
|
|
|
mozilla::ipc::IPCResult RecvInitializeFamily(const uint32_t& aGeneration,
|
|
const uint32_t& aFamilyIndex);
|
|
|
|
mozilla::ipc::IPCResult RecvSetCharacterMap(
|
|
const uint32_t& aGeneration, const mozilla::fontlist::Pointer& aFacePtr,
|
|
const gfxSparseBitSet& aMap);
|
|
|
|
mozilla::ipc::IPCResult RecvInitOtherFamilyNames(const uint32_t& aGeneration,
|
|
const bool& aDefer,
|
|
bool* aLoaded);
|
|
|
|
mozilla::ipc::IPCResult RecvSetupFamilyCharMap(
|
|
const uint32_t& aGeneration,
|
|
const mozilla::fontlist::Pointer& aFamilyPtr);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyBenchmarkResult(const nsString& aCodecName,
|
|
const uint32_t& aDecodeFPS);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyPushObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyPushObserversWithData(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId, nsTArray<uint8_t>&& aData);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyPushSubscriptionChangeObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvPushError(const nsCString& aScope,
|
|
const IPC::Principal& aPrincipal,
|
|
const nsString& aMessage,
|
|
const uint32_t& aFlags);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyPushSubscriptionModifiedObservers(
|
|
const nsCString& aScope, const IPC::Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvGetFilesRequest(const nsID& aID,
|
|
const nsString& aDirectoryPath,
|
|
const bool& aRecursiveFlag);
|
|
|
|
mozilla::ipc::IPCResult RecvDeleteGetFilesRequest(const nsID& aID);
|
|
|
|
mozilla::ipc::IPCResult RecvAccumulateChildHistograms(
|
|
nsTArray<HistogramAccumulation>&& aAccumulations);
|
|
mozilla::ipc::IPCResult RecvAccumulateChildKeyedHistograms(
|
|
nsTArray<KeyedHistogramAccumulation>&& aAccumulations);
|
|
mozilla::ipc::IPCResult RecvUpdateChildScalars(
|
|
nsTArray<ScalarAction>&& aScalarActions);
|
|
mozilla::ipc::IPCResult RecvUpdateChildKeyedScalars(
|
|
nsTArray<KeyedScalarAction>&& aScalarActions);
|
|
mozilla::ipc::IPCResult RecvRecordChildEvents(
|
|
nsTArray<ChildEventData>&& events);
|
|
mozilla::ipc::IPCResult RecvRecordDiscardedData(
|
|
const DiscardedData& aDiscardedData);
|
|
mozilla::ipc::IPCResult RecvRecordOrigin(const uint32_t& aMetricId,
|
|
const nsCString& aOrigin);
|
|
mozilla::ipc::IPCResult RecvReportContentBlockingLog(
|
|
const IPCStream& aIPCStream);
|
|
|
|
mozilla::ipc::IPCResult RecvBHRThreadHang(const HangDetails& aHangDetails);
|
|
|
|
mozilla::ipc::IPCResult RecvAutomaticStorageAccessCanBeGranted(
|
|
const Principal& aPrincipal,
|
|
AutomaticStorageAccessCanBeGrantedResolver&& aResolver);
|
|
|
|
mozilla::ipc::IPCResult RecvFirstPartyStorageAccessGrantedForOrigin(
|
|
const Principal& aParentPrincipal, const Principal& aTrackingPrincipal,
|
|
const nsCString& aTrackingOrigin, const nsCString& aGrantedOrigin,
|
|
const int& aAllowMode,
|
|
FirstPartyStorageAccessGrantedForOriginResolver&& aResolver);
|
|
|
|
mozilla::ipc::IPCResult RecvStoreUserInteractionAsPermission(
|
|
const Principal& aPrincipal);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyMediaActiveChanged(
|
|
BrowsingContext* aContext, bool aActive);
|
|
|
|
mozilla::ipc::IPCResult RecvNotifyMediaAudibleChanged(
|
|
BrowsingContext* aContext, bool aAudible);
|
|
|
|
// Notify the ContentChild to enable the input event prioritization when
|
|
// initializing.
|
|
void MaybeEnableRemoteInputEventQueue();
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
void AppendSandboxParams(std::vector<std::string>& aArgs);
|
|
void AppendDynamicSandboxParams(std::vector<std::string>& aArgs);
|
|
#endif
|
|
|
|
public:
|
|
void SendGetFilesResponseAndForget(const nsID& aID,
|
|
const GetFilesResponseResult& aResult);
|
|
|
|
bool SendRequestMemoryReport(const uint32_t& aGeneration,
|
|
const bool& aAnonymize,
|
|
const bool& aMinimizeMemoryUsage,
|
|
const Maybe<FileDescriptor>& aDMDFile) override;
|
|
|
|
nsresult SaveRecording(nsIFile* aFile, bool* aRetval);
|
|
|
|
bool IsRecordingOrReplaying() const {
|
|
return mRecordReplayState != eNotRecordingOrReplaying;
|
|
}
|
|
|
|
void OnBrowsingContextGroupSubscribe(BrowsingContextGroup* aGroup);
|
|
void OnBrowsingContextGroupUnsubscribe(BrowsingContextGroup* aGroup);
|
|
|
|
// See `BrowsingContext::mEpochs` for an explanation of this field.
|
|
uint64_t GetBrowsingContextFieldEpoch() const {
|
|
return mBrowsingContextFieldEpoch;
|
|
}
|
|
|
|
void UpdateNetworkLinkType();
|
|
|
|
static bool ShouldSyncPreference(const char16_t* aData);
|
|
|
|
private:
|
|
// Released in ActorDealloc; deliberately not exposed to the CC.
|
|
RefPtr<ContentParent> mSelfRef;
|
|
|
|
// If you add strong pointers to cycle collected objects here, be sure to
|
|
// release these objects in ShutDownProcess. See the comment there for more
|
|
// details.
|
|
|
|
GeckoChildProcessHost* mSubprocess;
|
|
const TimeStamp mLaunchTS; // used to calculate time to start content process
|
|
TimeStamp mLaunchYieldTS; // used to calculate async launch main thread time
|
|
TimeStamp mActivateTS;
|
|
ContentParent* mOpener;
|
|
|
|
nsString mRemoteType;
|
|
|
|
ContentParentId mChildID;
|
|
int32_t mGeolocationWatchID;
|
|
|
|
// This contains the id for the JS plugin (@see nsFakePluginTag) if this is
|
|
// the ContentParent for a process containing iframes for that JS plugin. If
|
|
// this is not a ContentParent for a JS plugin then it contains the value
|
|
// nsFakePluginTag::NOT_JSPLUGIN.
|
|
int32_t mJSPluginID;
|
|
|
|
// After we initiate shutdown, we also start a timer to ensure
|
|
// that even content processes that are 100% blocked (say from
|
|
// SIGSTOP), are still killed eventually. This task enforces that
|
|
// timer.
|
|
nsCOMPtr<nsITimer> mForceKillTimer;
|
|
|
|
// `mCount` is increased when a RemoteWorkerParent actor is created for this
|
|
// ContentProcess and it is decreased when the actor is destroyed.
|
|
//
|
|
// `mShutdownStarted` is flipped to `true` when a runnable that calls
|
|
// `ShutDownProcess` is dispatched; it's needed because the corresponding
|
|
// Content Process may be shutdown if there's no remote worker actors, and
|
|
// decrementing `mCount` and the call to `ShutDownProcess` are async. So,
|
|
// when a worker is going to be spawned and we see that `mCount` is 0,
|
|
// we can decide whether or not to use that process based on the value of
|
|
// `mShutdownStarted.`
|
|
//
|
|
// It's touched on PBackground thread and on main-thread.
|
|
struct RemoteWorkerActorData {
|
|
uint32_t mCount = 0;
|
|
bool mShutdownStarted = false;
|
|
};
|
|
|
|
DataMutex<RemoteWorkerActorData> mRemoteWorkerActorData;
|
|
|
|
// How many tabs we're waiting to finish their destruction
|
|
// sequence. Precisely, how many BrowserParents have called
|
|
// NotifyTabDestroying() but not called NotifyTabDestroyed().
|
|
int32_t mNumDestroyingTabs;
|
|
|
|
// The process starts in the LAUNCHING state, and transitions to
|
|
// ALIVE once it can accept IPC messages. It remains ALIVE only
|
|
// while remote content is being actively used from this process.
|
|
// After the state becaomes DEAD, some previously scheduled IPC
|
|
// traffic may still pass through.
|
|
enum class LifecycleState : uint8_t {
|
|
LAUNCHING,
|
|
ALIVE,
|
|
DEAD,
|
|
};
|
|
|
|
LifecycleState mLifecycleState;
|
|
|
|
bool mIsForBrowser;
|
|
|
|
// Whether this process is recording or replaying its execution, and any
|
|
// associated recording file.
|
|
RecordReplayState mRecordReplayState;
|
|
nsString mRecordingFile;
|
|
|
|
// When recording or replaying, the child process is a middleman. This vector
|
|
// stores any replaying children we have spawned on behalf of that middleman,
|
|
// indexed by their record/replay channel ID.
|
|
Vector<mozilla::ipc::GeckoChildProcessHost*> mReplayingChildren;
|
|
|
|
// These variables track whether we've called Close() and KillHard() on our
|
|
// channel.
|
|
bool mCalledClose;
|
|
bool mCalledKillHard;
|
|
bool mCreatedPairedMinidumps;
|
|
bool mShutdownPending;
|
|
bool mIPCOpen;
|
|
|
|
// True if the input event queue on the main thread of the content process is
|
|
// enabled.
|
|
bool mIsRemoteInputEventQueueEnabled;
|
|
|
|
// True if we send input events with input priority. Otherwise, we send input
|
|
// events with normal priority.
|
|
bool mIsInputPriorityEventEnabled;
|
|
|
|
RefPtr<nsConsoleService> mConsoleService;
|
|
nsConsoleService* GetConsoleService();
|
|
nsCOMPtr<nsIContentProcessInfo> mScriptableHelper;
|
|
|
|
nsTArray<nsCOMPtr<nsIObserver>> mIdleListeners;
|
|
|
|
#ifdef MOZ_X11
|
|
// Dup of child's X socket, used to scope its resources to this
|
|
// object instead of the child process's lifetime.
|
|
ScopedClose mChildXSocketFdDup;
|
|
#endif
|
|
|
|
PProcessHangMonitorParent* mHangMonitorActor;
|
|
|
|
UniquePtr<gfx::DriverCrashGuard> mDriverCrashGuard;
|
|
UniquePtr<MemoryReportRequestHost> mMemoryReportRequest;
|
|
|
|
#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
|
|
mozilla::UniquePtr<SandboxBroker> mSandboxBroker;
|
|
static mozilla::UniquePtr<SandboxBrokerPolicyFactory>
|
|
sSandboxBrokerPolicyFactory;
|
|
#endif
|
|
|
|
#ifdef NS_PRINTING
|
|
RefPtr<embedding::PrintingParent> mPrintingParent;
|
|
#endif
|
|
|
|
// This hashtable is used to run GetFilesHelper objects in the parent process.
|
|
// GetFilesHelper can be aborted by receiving RecvDeleteGetFilesRequest.
|
|
nsRefPtrHashtable<nsIDHashKey, GetFilesHelper> mGetFilesPendingRequests;
|
|
|
|
nsTHashtable<nsCStringHashKey> mActivePermissionKeys;
|
|
|
|
nsTArray<nsCString> mBlobURLs;
|
|
|
|
UniquePtr<mozilla::ipc::CrashReporterHost> mCrashReporter;
|
|
|
|
// Collects any pref changes that occur during process launch (after
|
|
// the initial map is passed in command-line arguments) to be sent
|
|
// when the process can receive IPC messages.
|
|
nsTArray<Pref> mQueuedPrefs;
|
|
|
|
RefPtr<mozilla::dom::ProcessMessageManager> mMessageManager;
|
|
|
|
static uint64_t sNextRemoteTabId;
|
|
static nsDataHashtable<nsUint64HashKey, BrowserParent*> sNextBrowserParents;
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_SANDBOX)
|
|
// When set to true, indicates that content processes should
|
|
// initialize their sandbox during startup instead of waiting
|
|
// for the SetProcessSandbox IPDL message.
|
|
static bool sEarlySandboxInit;
|
|
#endif
|
|
|
|
nsTHashtable<nsRefPtrHashKey<BrowsingContextGroup>> mGroups;
|
|
|
|
// See `BrowsingContext::mEpochs` for an explanation of this field.
|
|
uint64_t mBrowsingContextFieldEpoch = 0;
|
|
};
|
|
|
|
NS_DEFINE_STATIC_IID_ACCESSOR(ContentParent, NS_CONTENTPARENT_IID)
|
|
|
|
const nsDependentSubstring RemoteTypePrefix(
|
|
const nsAString& aContentProcessType);
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
class ParentIdleListener : public nsIObserver {
|
|
friend class mozilla::dom::ContentParent;
|
|
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIOBSERVER
|
|
|
|
ParentIdleListener(mozilla::dom::ContentParent* aParent, uint64_t aObserver,
|
|
uint32_t aTime)
|
|
: mParent(aParent), mObserver(aObserver), mTime(aTime) {}
|
|
|
|
private:
|
|
virtual ~ParentIdleListener() {}
|
|
|
|
RefPtr<mozilla::dom::ContentParent> mParent;
|
|
uint64_t mObserver;
|
|
uint32_t mTime;
|
|
};
|
|
|
|
#endif // mozilla_dom_ContentParent_h
|