mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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609 lines
25 KiB
C++
609 lines
25 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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#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/ipc/GeckoChildProcessHost.h"
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#include "mozilla/dom/ipc/Blob.h"
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#include "mozilla/Attributes.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/StaticPtr.h"
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#include "nsDataHashtable.h"
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#include "nsFrameMessageManager.h"
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#include "nsHashKeys.h"
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#include "nsIObserver.h"
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#include "nsIThreadInternal.h"
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#include "nsIDOMGeoPositionCallback.h"
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#include "PermissionMessageUtils.h"
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#define CHILD_PROCESS_SHUTDOWN_MESSAGE NS_LITERAL_STRING("child-process-shutdown")
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class mozIApplication;
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class nsConsoleService;
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class nsIDOMBlob;
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class nsIMemoryReporter;
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class ParentIdleListener;
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namespace mozilla {
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namespace ipc {
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class OptionalURIParams;
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class URIParams;
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class TestShellParent;
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} // namespace ipc
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namespace jsipc {
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class JavaScriptParent;
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class PJavaScriptParent;
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}
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namespace layers {
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class PCompositorParent;
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} // namespace layers
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namespace dom {
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class Element;
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class TabParent;
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class PStorageParent;
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class ClonedMessageData;
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class MemoryReport;
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class TabContext;
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class ContentParent : public PContentParent
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, public nsIObserver
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, public nsIThreadObserver
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, public nsIDOMGeoPositionCallback
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, public mozilla::dom::ipc::MessageManagerCallback
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, public mozilla::LinkedListElement<ContentParent>
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{
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typedef mozilla::ipc::GeckoChildProcessHost GeckoChildProcessHost;
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typedef mozilla::ipc::OptionalURIParams OptionalURIParams;
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typedef mozilla::ipc::TestShellParent TestShellParent;
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typedef mozilla::ipc::URIParams URIParams;
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typedef mozilla::dom::ClonedMessageData ClonedMessageData;
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public:
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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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/**
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* Ensure that all subprocesses are terminated and their OS
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* resources have been reaped. This is synchronous and can be
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* very expensive in general. It also bypasses the normal
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* shutdown process.
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*/
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static void JoinAllSubprocesses();
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static bool PreallocatedProcessReady();
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static void RunAfterPreallocatedProcessReady(nsIRunnable* aRequest);
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static already_AddRefed<ContentParent>
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GetNewOrUsed(bool aForBrowserElement = false);
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/**
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* Create a subprocess suitable for use as a preallocated app process.
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*/
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static already_AddRefed<ContentParent> PreallocateAppProcess();
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static already_AddRefed<ContentParent> RunNuwaProcess();
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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 TabParent*
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CreateBrowserOrApp(const TabContext& aContext,
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Element* aFrameElement);
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static void GetAll(nsTArray<ContentParent*>& aArray);
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static void GetAllEvenIfDead(nsTArray<ContentParent*>& aArray);
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSIOBSERVER
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NS_DECL_NSITHREADOBSERVER
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NS_DECL_NSIDOMGEOPOSITIONCALLBACK
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/**
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* MessageManagerCallback methods that we override.
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*/
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virtual bool DoSendAsyncMessage(JSContext* aCx,
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const nsAString& aMessage,
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const mozilla::dom::StructuredCloneData& aData,
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JS::Handle<JSObject *> aCpows,
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nsIPrincipal* aPrincipal) MOZ_OVERRIDE;
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virtual bool CheckPermission(const nsAString& aPermission) MOZ_OVERRIDE;
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virtual bool CheckManifestURL(const nsAString& aManifestURL) MOZ_OVERRIDE;
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virtual bool CheckAppHasPermission(const nsAString& aPermission) MOZ_OVERRIDE;
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virtual bool CheckAppHasStatus(unsigned short aStatus) MOZ_OVERRIDE;
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/** Notify that a tab is beginning its destruction sequence. */
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void NotifyTabDestroying(PBrowserParent* aTab);
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/** Notify that a tab was destroyed during normal operation. */
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void NotifyTabDestroyed(PBrowserParent* aTab,
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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::JavaScriptParent *GetCPOWManager();
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void ReportChildAlreadyBlocked();
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bool RequestRunToCompletion();
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bool IsAlive();
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bool IsForApp();
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#ifdef MOZ_NUWA_PROCESS
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bool IsNuwaProcess();
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#endif
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GeckoChildProcessHost* Process() {
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return mSubprocess;
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}
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int32_t Pid();
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bool NeedsPermissionsUpdate() {
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return mSendPermissionUpdates;
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}
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BlobParent* GetOrCreateActorForBlob(nsIDOMBlob* aBlob);
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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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void KillHard();
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uint64_t ChildID() { return mChildID; }
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const nsString& AppManifestURL() const { return mAppManifestURL; }
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bool IsPreallocated();
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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);
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virtual void OnChannelError() MOZ_OVERRIDE;
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virtual PIndexedDBParent* AllocPIndexedDBParent() MOZ_OVERRIDE;
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virtual bool
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RecvPIndexedDBConstructor(PIndexedDBParent* aActor) MOZ_OVERRIDE;
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virtual PCrashReporterParent*
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AllocPCrashReporterParent(const NativeThreadId& tid,
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const uint32_t& processType) MOZ_OVERRIDE;
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virtual bool
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RecvPCrashReporterConstructor(PCrashReporterParent* actor,
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const NativeThreadId& tid,
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const uint32_t& processType) MOZ_OVERRIDE;
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virtual PNeckoParent* AllocPNeckoParent() MOZ_OVERRIDE;
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virtual bool RecvPNeckoConstructor(PNeckoParent* aActor) MOZ_OVERRIDE {
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return PContentParent::RecvPNeckoConstructor(aActor);
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}
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virtual PHalParent* AllocPHalParent() MOZ_OVERRIDE;
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virtual bool RecvPHalConstructor(PHalParent* aActor) MOZ_OVERRIDE {
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return PContentParent::RecvPHalConstructor(aActor);
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}
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virtual PStorageParent* AllocPStorageParent() MOZ_OVERRIDE;
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virtual bool RecvPStorageConstructor(PStorageParent* aActor) MOZ_OVERRIDE {
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return PContentParent::RecvPStorageConstructor(aActor);
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}
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virtual PJavaScriptParent*
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AllocPJavaScriptParent() MOZ_OVERRIDE;
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virtual bool
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RecvPJavaScriptConstructor(PJavaScriptParent* aActor) MOZ_OVERRIDE {
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return PContentParent::RecvPJavaScriptConstructor(aActor);
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}
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virtual bool RecvRecordingDeviceEvents(const nsString& aRecordingStatus,
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const nsString& aPageURL,
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const bool& aIsAudio,
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const bool& aIsVideo) MOZ_OVERRIDE;
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protected:
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void OnChannelConnected(int32_t pid) MOZ_OVERRIDE;
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virtual void ActorDestroy(ActorDestroyReason why) MOZ_OVERRIDE;
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void OnNuwaForkTimeout();
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bool ShouldContinueFromReplyTimeout() MOZ_OVERRIDE;
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bool ShouldSandboxContentProcesses();
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private:
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static nsDataHashtable<nsStringHashKey, ContentParent*> *sAppContentParents;
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static nsTArray<ContentParent*>* sNonAppContentParents;
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static nsTArray<ContentParent*>* sPrivateContent;
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static StaticAutoPtr<LinkedList<ContentParent> > sContentParents;
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static void JoinProcessesIOThread(const nsTArray<ContentParent*>* aProcesses,
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Monitor* aMonitor, bool* aDone);
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// Take the preallocated process and transform it into a "real" app process,
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// for the specified manifest URL. If there is no preallocated process (or
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// if it's dead), this returns false.
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static already_AddRefed<ContentParent>
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MaybeTakePreallocatedAppProcess(const nsAString& aAppManifestURL,
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ChildPrivileges aPrivs,
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hal::ProcessPriority aInitialPriority);
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static hal::ProcessPriority GetInitialProcessPriority(Element* aFrameElement);
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// Hide the raw constructor methods since we don't want client code
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// using them.
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using PContentParent::SendPBrowserConstructor;
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using PContentParent::SendPTestShellConstructor;
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// No more than one of !!aApp, aIsForBrowser, and aIsForPreallocated may be
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// true.
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ContentParent(mozIApplication* aApp,
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bool aIsForBrowser,
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bool aIsForPreallocated,
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ChildPrivileges aOSPrivileges = base::PRIVILEGES_DEFAULT,
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hal::ProcessPriority aInitialPriority = hal::PROCESS_PRIORITY_FOREGROUND,
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bool aIsNuwaProcess = false);
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#ifdef MOZ_NUWA_PROCESS
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ContentParent(ContentParent* aTemplate,
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const nsAString& aAppManifestURL,
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base::ProcessHandle aPid,
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const nsTArray<ProtocolFdMapping>& aFds,
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ChildPrivileges aOSPrivileges = base::PRIVILEGES_DEFAULT);
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#endif
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// The common initialization for the constructors.
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void InitializeMembers();
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// The common initialization logic shared by all constuctors.
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void InitInternal(ProcessPriority aPriority,
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bool aSetupOffMainThreadCompositing,
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bool aSendRegisteredChrome);
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virtual ~ContentParent();
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void Init();
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// If the frame element indicates that the child process is "critical" and
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// has a pending system message, this function acquires the CPU wake lock on
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// behalf of the child. We'll release the lock when the system message is
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// handled or after a timeout, whichever comes first.
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void MaybeTakeCPUWakeLock(Element* aFrameElement);
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// Set the child process's priority and then check whether the child is
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// still alive. Returns true if the process is still alive, and false
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// otherwise. If you pass a FOREGROUND* priority here, it's (hopefully)
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// unlikely that the process will be killed after this point.
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bool SetPriorityAndCheckIsAlive(hal::ProcessPriority aPriority);
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// Transform a pre-allocated app process into a "real" app
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// process, for the specified manifest URL. If this returns false, the
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// child process has died.
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bool TransformPreallocatedIntoApp(const nsAString& aAppManifestURL,
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ChildPrivileges aPrivs);
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/**
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* Mark this ContentParent as dead for the purposes of Get*().
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* This method is idempotent.
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*/
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void MarkAsDead();
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/**
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* Exit the subprocess and vamoose. After this call IsAlive()
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* will return false and this ContentParent will not be returned
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* by the Get*() funtions. However, the shutdown sequence itself
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* may be asynchronous.
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*
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* If aCloseWithError is true and this is the first call to
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* ShutDownProcess, then we'll close our channel using CloseWithError()
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* rather than vanilla Close(). CloseWithError() indicates to IPC that this
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* is an abnormal shutdown (e.g. a crash).
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*/
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void ShutDownProcess(bool aCloseWithError);
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PCompositorParent*
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AllocPCompositorParent(mozilla::ipc::Transport* aTransport,
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base::ProcessId aOtherProcess) MOZ_OVERRIDE;
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PImageBridgeParent*
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AllocPImageBridgeParent(mozilla::ipc::Transport* aTransport,
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base::ProcessId aOtherProcess) MOZ_OVERRIDE;
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virtual bool RecvGetProcessAttributes(uint64_t* aId,
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bool* aIsForApp,
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bool* aIsForBrowser) MOZ_OVERRIDE;
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virtual bool RecvGetXPCOMProcessAttributes(bool* aIsOffline) MOZ_OVERRIDE;
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virtual bool DeallocPJavaScriptParent(mozilla::jsipc::PJavaScriptParent*) MOZ_OVERRIDE;
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virtual PBrowserParent* AllocPBrowserParent(const IPCTabContext& aContext,
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const uint32_t& aChromeFlags) MOZ_OVERRIDE;
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virtual bool DeallocPBrowserParent(PBrowserParent* frame) MOZ_OVERRIDE;
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virtual PDeviceStorageRequestParent*
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AllocPDeviceStorageRequestParent(const DeviceStorageParams&) MOZ_OVERRIDE;
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virtual bool DeallocPDeviceStorageRequestParent(PDeviceStorageRequestParent*) MOZ_OVERRIDE;
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virtual PBlobParent* AllocPBlobParent(const BlobConstructorParams& aParams) MOZ_OVERRIDE;
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virtual bool DeallocPBlobParent(PBlobParent*) MOZ_OVERRIDE;
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virtual bool DeallocPCrashReporterParent(PCrashReporterParent* crashreporter) MOZ_OVERRIDE;
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virtual bool RecvGetRandomValues(const uint32_t& length,
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InfallibleTArray<uint8_t>* randomValues) MOZ_OVERRIDE;
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virtual bool DeallocPHalParent(PHalParent*) MOZ_OVERRIDE;
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virtual bool DeallocPIndexedDBParent(PIndexedDBParent* aActor) MOZ_OVERRIDE;
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virtual PMemoryReportRequestParent*
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AllocPMemoryReportRequestParent(const uint32_t& generation) MOZ_OVERRIDE;
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virtual bool DeallocPMemoryReportRequestParent(PMemoryReportRequestParent* actor) MOZ_OVERRIDE;
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virtual PTestShellParent* AllocPTestShellParent() MOZ_OVERRIDE;
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virtual bool DeallocPTestShellParent(PTestShellParent* shell) MOZ_OVERRIDE;
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virtual bool DeallocPNeckoParent(PNeckoParent* necko) MOZ_OVERRIDE;
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virtual PExternalHelperAppParent* AllocPExternalHelperAppParent(
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const OptionalURIParams& aUri,
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const nsCString& aMimeContentType,
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const nsCString& aContentDisposition,
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const uint32_t& aContentDispositionHint,
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const nsString& aContentDispositionFilename,
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const bool& aForceSave,
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const int64_t& aContentLength,
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const OptionalURIParams& aReferrer,
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PBrowserParent* aBrowser) MOZ_OVERRIDE;
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virtual bool DeallocPExternalHelperAppParent(PExternalHelperAppParent* aService) MOZ_OVERRIDE;
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virtual PSmsParent* AllocPSmsParent() MOZ_OVERRIDE;
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virtual bool DeallocPSmsParent(PSmsParent*) MOZ_OVERRIDE;
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virtual PTelephonyParent* AllocPTelephonyParent() MOZ_OVERRIDE;
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virtual bool DeallocPTelephonyParent(PTelephonyParent*) MOZ_OVERRIDE;
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virtual bool DeallocPStorageParent(PStorageParent* aActor) MOZ_OVERRIDE;
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virtual PBluetoothParent* AllocPBluetoothParent() MOZ_OVERRIDE;
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virtual bool DeallocPBluetoothParent(PBluetoothParent* aActor) MOZ_OVERRIDE;
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virtual bool RecvPBluetoothConstructor(PBluetoothParent* aActor) MOZ_OVERRIDE;
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virtual PFMRadioParent* AllocPFMRadioParent() MOZ_OVERRIDE;
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virtual bool DeallocPFMRadioParent(PFMRadioParent* aActor) MOZ_OVERRIDE;
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virtual PAsmJSCacheEntryParent* AllocPAsmJSCacheEntryParent(
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const asmjscache::OpenMode& aOpenMode,
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const asmjscache::WriteParams& aWriteParams,
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const IPC::Principal& aPrincipal) MOZ_OVERRIDE;
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virtual bool DeallocPAsmJSCacheEntryParent(
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PAsmJSCacheEntryParent* aActor) MOZ_OVERRIDE;
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virtual PSpeechSynthesisParent* AllocPSpeechSynthesisParent() MOZ_OVERRIDE;
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virtual bool DeallocPSpeechSynthesisParent(PSpeechSynthesisParent* aActor) MOZ_OVERRIDE;
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virtual bool RecvPSpeechSynthesisConstructor(PSpeechSynthesisParent* aActor) MOZ_OVERRIDE;
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virtual bool RecvReadPrefsArray(InfallibleTArray<PrefSetting>* aPrefs) MOZ_OVERRIDE;
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virtual bool RecvReadFontList(InfallibleTArray<FontListEntry>* retValue) MOZ_OVERRIDE;
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virtual bool RecvReadPermissions(InfallibleTArray<IPC::Permission>* aPermissions) MOZ_OVERRIDE;
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virtual bool RecvSetClipboardText(const nsString& text,
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const bool& isPrivateData,
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const int32_t& whichClipboard) MOZ_OVERRIDE;
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virtual bool RecvGetClipboardText(const int32_t& whichClipboard, nsString* text) MOZ_OVERRIDE;
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virtual bool RecvEmptyClipboard(const int32_t& whichClipboard) MOZ_OVERRIDE;
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virtual bool RecvClipboardHasText(const int32_t& whichClipboard, bool* hasText) MOZ_OVERRIDE;
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virtual bool RecvGetSystemColors(const uint32_t& colorsCount,
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InfallibleTArray<uint32_t>* colors) MOZ_OVERRIDE;
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virtual bool RecvGetIconForExtension(const nsCString& aFileExt,
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const uint32_t& aIconSize,
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InfallibleTArray<uint8_t>* bits) MOZ_OVERRIDE;
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virtual bool RecvGetShowPasswordSetting(bool* showPassword) MOZ_OVERRIDE;
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virtual bool RecvStartVisitedQuery(const URIParams& uri) MOZ_OVERRIDE;
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virtual bool RecvVisitURI(const URIParams& uri,
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const OptionalURIParams& referrer,
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const uint32_t& flags) MOZ_OVERRIDE;
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virtual bool RecvSetURITitle(const URIParams& uri,
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const nsString& title) MOZ_OVERRIDE;
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virtual bool RecvShowAlertNotification(const nsString& aImageUrl, const nsString& aTitle,
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const nsString& aText, const bool& aTextClickable,
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const nsString& aCookie, const nsString& aName,
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const nsString& aBidi, const nsString& aLang,
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const IPC::Principal& aPrincipal) MOZ_OVERRIDE;
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virtual bool RecvCloseAlert(const nsString& aName,
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const IPC::Principal& aPrincipal) MOZ_OVERRIDE;
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virtual bool RecvLoadURIExternal(const URIParams& uri) MOZ_OVERRIDE;
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virtual bool RecvSyncMessage(const nsString& aMsg,
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const ClonedMessageData& aData,
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const InfallibleTArray<CpowEntry>& aCpows,
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const IPC::Principal& aPrincipal,
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InfallibleTArray<nsString>* aRetvals) MOZ_OVERRIDE;
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virtual bool AnswerRpcMessage(const nsString& aMsg,
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const ClonedMessageData& aData,
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const InfallibleTArray<CpowEntry>& aCpows,
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const IPC::Principal& aPrincipal,
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InfallibleTArray<nsString>* aRetvals) MOZ_OVERRIDE;
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virtual bool RecvAsyncMessage(const nsString& aMsg,
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const ClonedMessageData& aData,
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const InfallibleTArray<CpowEntry>& aCpows,
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const IPC::Principal& aPrincipal) MOZ_OVERRIDE;
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virtual bool RecvFilePathUpdateNotify(const nsString& aType,
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const nsString& aStorageName,
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const nsString& aFilePath,
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const nsCString& aReason) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvAddGeolocationListener(const IPC::Principal& aPrincipal,
|
|
const bool& aHighAccuracy) MOZ_OVERRIDE;
|
|
virtual bool RecvRemoveGeolocationListener() MOZ_OVERRIDE;
|
|
virtual bool RecvSetGeolocationHigherAccuracy(const bool& aEnable) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvConsoleMessage(const nsString& aMessage) MOZ_OVERRIDE;
|
|
virtual bool 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) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvPrivateDocShellsExist(const bool& aExist) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvFirstIdle() MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvAudioChannelGetState(const AudioChannelType& aType,
|
|
const bool& aElementHidden,
|
|
const bool& aElementWasHidden,
|
|
AudioChannelState* aValue) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvAudioChannelRegisterType(const AudioChannelType& aType,
|
|
const bool& aWithVideo) MOZ_OVERRIDE;
|
|
virtual bool RecvAudioChannelUnregisterType(const AudioChannelType& aType,
|
|
const bool& aElementHidden,
|
|
const bool& aWithVideo) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvAudioChannelChangedNotification() MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvAudioChannelChangeDefVolChannel(const AudioChannelType& aType,
|
|
const bool& aHidden) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvBroadcastVolume(const nsString& aVolumeName) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvSpeakerManagerGetSpeakerStatus(bool* aValue) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvSpeakerManagerForceSpeaker(const bool& aEnable) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvSystemMessageHandled() MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvNuwaReady() MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvAddNewProcess(const uint32_t& aPid,
|
|
const InfallibleTArray<ProtocolFdMapping>& aFds) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvCreateFakeVolume(const nsString& fsName, const nsString& mountPoint) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvSetFakeVolumeState(const nsString& fsName, const int32_t& fsState) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvKeywordToURI(const nsCString& aKeyword, OptionalInputStreamParams* aPostData,
|
|
OptionalURIParams* aURI) MOZ_OVERRIDE;
|
|
|
|
virtual void ProcessingError(Result what) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvGetGraphicsFeatureStatus(const int32_t& aFeature,
|
|
int32_t* aStatus,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool RecvAddIdleObserver(const uint64_t& observerId,
|
|
const uint32_t& aIdleTimeInS) MOZ_OVERRIDE;
|
|
virtual bool RecvRemoveIdleObserver(const uint64_t& observerId,
|
|
const uint32_t& aIdleTimeInS) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
RecvBackUpXResources(const FileDescriptor& aXSocketFd) MOZ_OVERRIDE;
|
|
|
|
// 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;
|
|
base::ChildPrivileges mOSPrivileges;
|
|
|
|
uint64_t mChildID;
|
|
int32_t mGeolocationWatchID;
|
|
|
|
nsString mAppManifestURL;
|
|
|
|
/**
|
|
* We cache mAppName instead of looking it up using mAppManifestURL when we
|
|
* need it because it turns out that getting an app from the apps service is
|
|
* expensive.
|
|
*/
|
|
nsString mAppName;
|
|
|
|
nsRefPtr<nsFrameMessageManager> mMessageManager;
|
|
|
|
// 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.
|
|
CancelableTask* mForceKillTask;
|
|
// How many tabs we're waiting to finish their destruction
|
|
// sequence. Precisely, how many TabParents have called
|
|
// NotifyTabDestroying() but not called NotifyTabDestroyed().
|
|
int32_t mNumDestroyingTabs;
|
|
// True only while this is ready to be used to host remote tabs.
|
|
// This must not be used for new purposes after mIsAlive goes to
|
|
// false, but some previously scheduled IPC traffic may still pass
|
|
// through.
|
|
bool mIsAlive;
|
|
|
|
bool mSendPermissionUpdates;
|
|
bool mIsForBrowser;
|
|
bool mIsNuwaProcess;
|
|
|
|
// These variables track whether we've called Close(), CloseWithError()
|
|
// and KillHard() on our channel.
|
|
bool mCalledClose;
|
|
bool mCalledCloseWithError;
|
|
bool mCalledKillHard;
|
|
|
|
friend class CrashReporterParent;
|
|
|
|
nsRefPtr<nsConsoleService> mConsoleService;
|
|
nsConsoleService* GetConsoleService();
|
|
|
|
nsDataHashtable<nsUint64HashKey, nsCOMPtr<ParentIdleListener> > 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
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
class ParentIdleListener : public nsIObserver {
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIOBSERVER
|
|
|
|
ParentIdleListener(mozilla::dom::ContentParent* aParent, uint64_t aObserver)
|
|
: mParent(aParent), mObserver(aObserver)
|
|
{}
|
|
virtual ~ParentIdleListener() {}
|
|
private:
|
|
nsRefPtr<mozilla::dom::ContentParent> mParent;
|
|
uint64_t mObserver;
|
|
};
|
|
|
|
#endif
|