зеркало из https://github.com/mozilla/gecko-dev.git
1311 строки
50 KiB
C++
1311 строки
50 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/nsIContentParent.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/GeckoChildProcessHost.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/MemoryReportingProcess.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/TimeStamp.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 "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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#define CHILD_PROCESS_SHUTDOWN_MESSAGE NS_LITERAL_STRING("child-process-shutdown")
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// These must match the similar ones in E10SUtils.jsm.
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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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// 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 nsITabParent;
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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_CONTENT_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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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 OptionalURIParams;
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class PFileDescriptorSetParent;
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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 PJavaScriptParent;
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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 layout {
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class PRenderFrameParent;
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} // namespace layout
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namespace dom {
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class Element;
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class TabParent;
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class ClonedMessageData;
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class MemoryReport;
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class TabContext;
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class ContentBridgeParent;
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class GetFilesHelper;
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class MemoryReportRequestHost;
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class ContentParent final : public PContentParent
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, public nsIContentParent
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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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{
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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::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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friend class mozilla::PreallocatedProcessManagerImpl;
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public:
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virtual bool IsContentParent() const override { return true; }
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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 already_AddRefed<ContentParent> 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>
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MinTabSelect(const nsTArray<ContentParent*>& aContentParents,
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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>
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GetNewOrUsedBrowserProcess(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,
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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 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>
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GetNewOrUsedJSPluginProcess(uint32_t aPluginID,
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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 TabParent*
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CreateBrowser(const TabContext& aContext,
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Element* aFrameElement,
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ContentParent* aOpenerContentParent,
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TabParent* aSameTabGroupAs,
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uint64_t aNextTabParentId);
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static void GetAll(nsTArray<ContentParent*>& aArray);
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static void GetAllEvenIfDead(nsTArray<ContentParent*>& aArray);
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const nsAString& GetRemoteType() const;
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virtual nsresult DoGetRemoteType(nsAString& aRemoteType) const override
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{
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aRemoteType = GetRemoteType();
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return NS_OK;
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}
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enum CPIteratorPolicy {
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eLive,
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eAll
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};
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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),
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mPolicy(aPolicy)
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{
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}
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ContentParentIterator begin()
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{
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// Move the cursor to the first element that matches the policy.
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while (mPolicy != eAll && mCurrent && !mCurrent->mIsAlive) {
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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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{
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return ContentParentIterator(mPolicy, nullptr);
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}
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const ContentParentIterator& operator++()
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{
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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->mIsAlive);
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return *this;
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}
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bool operator!=(const ContentParentIterator& aOther)
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{
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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*()
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{
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return mCurrent;
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}
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};
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static ContentParentIterator AllProcesses(CPIteratorPolicy aPolicy)
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{
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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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#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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virtual mozilla::ipc::IPCResult RecvCreateChildProcess(const IPCTabContext& aContext,
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const hal::ProcessPriority& aPriority,
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const TabId& aOpenerTabId,
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const TabId& aTabId,
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ContentParentId* aCpId,
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bool* aIsForBrowser) override;
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virtual mozilla::ipc::IPCResult RecvBridgeToChildProcess(const ContentParentId& aCpId,
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Endpoint<PContentBridgeParent>* aEndpoint) override;
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virtual mozilla::ipc::IPCResult RecvCreateGMPService() override;
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virtual mozilla::ipc::IPCResult RecvLoadPlugin(const uint32_t& aPluginId, nsresult* aRv,
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uint32_t* aRunID,
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Endpoint<PPluginModuleParent>* aEndpoint) override;
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virtual mozilla::ipc::IPCResult RecvMaybeReloadPlugins() override;
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virtual mozilla::ipc::IPCResult RecvConnectPluginBridge(const uint32_t& aPluginId,
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nsresult* aRv,
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Endpoint<PPluginModuleParent>* aEndpoint) override;
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virtual mozilla::ipc::IPCResult RecvUngrabPointer(const uint32_t& aTime) override;
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virtual mozilla::ipc::IPCResult RecvRemovePermission(const IPC::Principal& aPrincipal,
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const nsCString& aPermissionType,
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nsresult* aRv) override;
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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,
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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,
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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::CPOWManager* GetCPOWManager() override;
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static void
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UnregisterRemoteFrame(const TabId& aTabId,
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const ContentParentId& aCpId,
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bool aMarkedDestroying);
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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 IsAvailable() const
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{
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return mIsAvailable;
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}
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bool IsAlive() const override;
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virtual bool IsForBrowser() const override
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{
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return mIsForBrowser;
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}
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virtual bool IsForJSPlugin() const override
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{
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return mJSPluginID != nsFakePluginTag::NOT_JSPLUGIN;
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}
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GeckoChildProcessHost* Process() const
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{
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return mSubprocess;
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}
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ContentParent* Opener() const
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{
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return mOpener;
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}
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nsIContentProcessInfo* ScriptableHelper() const
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{
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return mScriptableHelper;
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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 override { 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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virtual mozilla::ipc::IPCResult
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RecvInitCrashReporter(Shmem&& aShmem, const NativeThreadId& aThreadId) override;
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virtual PNeckoParent* AllocPNeckoParent() override;
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virtual mozilla::ipc::IPCResult RecvPNeckoConstructor(PNeckoParent* aActor) override
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{
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return PContentParent::RecvPNeckoConstructor(aActor);
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}
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virtual PPrintingParent* AllocPPrintingParent() override;
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virtual bool DeallocPPrintingParent(PPrintingParent* aActor) override;
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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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virtual mozilla::ipc::IPCResult
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RecvInitStreamFilter(const uint64_t& aChannelId,
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const nsString& aAddonId,
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InitStreamFilterResolver&& aResolver) override;
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virtual PChildToParentStreamParent* AllocPChildToParentStreamParent() override;
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virtual bool
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DeallocPChildToParentStreamParent(PChildToParentStreamParent* aActor) override;
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virtual PParentToChildStreamParent*
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SendPParentToChildStreamConstructor(PParentToChildStreamParent*) override;
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virtual PFileDescriptorSetParent*
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SendPFileDescriptorSetConstructor(const FileDescriptor&) override;
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virtual PParentToChildStreamParent* AllocPParentToChildStreamParent() override;
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virtual bool
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DeallocPParentToChildStreamParent(PParentToChildStreamParent* aActor) override;
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virtual PHalParent* AllocPHalParent() override;
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virtual mozilla::ipc::IPCResult RecvPHalConstructor(PHalParent* aActor) override
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{
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return PContentParent::RecvPHalConstructor(aActor);
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}
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virtual PHeapSnapshotTempFileHelperParent*
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AllocPHeapSnapshotTempFileHelperParent() override;
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virtual PJavaScriptParent*
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AllocPJavaScriptParent() override;
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virtual mozilla::ipc::IPCResult
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RecvPJavaScriptConstructor(PJavaScriptParent* aActor) override
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{
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return PContentParent::RecvPJavaScriptConstructor(aActor);
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}
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virtual PRemoteSpellcheckEngineParent* AllocPRemoteSpellcheckEngineParent() override;
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virtual mozilla::ipc::IPCResult 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) override;
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bool CycleCollectWithLogs(bool aDumpAllTraces,
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nsICycleCollectorLogSink* aSink,
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nsIDumpGCAndCCLogsCallback* aCallback);
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virtual mozilla::ipc::IPCResult RecvUnregisterRemoteFrame(const TabId& aTabId,
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const ContentParentId& aCpId,
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const bool& aMarkedDestroying) override;
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virtual mozilla::ipc::IPCResult RecvNotifyTabDestroying(const TabId& aTabId,
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const ContentParentId& aCpId) override;
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nsTArray<TabContext> GetManagedTabContext();
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virtual POfflineCacheUpdateParent*
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AllocPOfflineCacheUpdateParent(const URIParams& aManifestURI,
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const URIParams& aDocumentURI,
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const PrincipalInfo& aLoadingPrincipalInfo,
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const bool& aStickDocument) override;
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virtual mozilla::ipc::IPCResult
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RecvPOfflineCacheUpdateConstructor(POfflineCacheUpdateParent* aActor,
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const URIParams& aManifestURI,
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const URIParams& aDocumentURI,
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const PrincipalInfo& aLoadingPrincipal,
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const bool& stickDocument) override;
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virtual bool
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DeallocPOfflineCacheUpdateParent(POfflineCacheUpdateParent* aActor) override;
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virtual mozilla::ipc::IPCResult RecvSetOfflinePermission(const IPC::Principal& principal) override;
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virtual mozilla::ipc::IPCResult RecvFinishShutdown() override;
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void MaybeInvokeDragSession(TabParent* aParent);
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virtual PContentPermissionRequestParent*
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AllocPContentPermissionRequestParent(const InfallibleTArray<PermissionRequest>& aRequests,
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const IPC::Principal& aPrincipal,
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const TabId& aTabId) override;
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virtual bool
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DeallocPContentPermissionRequestParent(PContentPermissionRequestParent* actor) override;
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virtual bool HandleWindowsMessages(const Message& aMsg) const override;
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void ForkNewProcess(bool aBlocking);
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virtual mozilla::ipc::IPCResult
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RecvCreateWindow(PBrowserParent* aThisTabParent,
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PBrowserParent* aNewTab,
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layout::PRenderFrameParent* aRenderFrame,
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const uint32_t& aChromeFlags,
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const bool& aCalledFromJS,
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const bool& aPositionSpecified,
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const bool& aSizeSpecified,
|
|
const OptionalURIParams& aURIToLoad,
|
|
const nsCString& aFeatures,
|
|
const nsCString& aBaseURI,
|
|
const float& aFullZoom,
|
|
const IPC::Principal& aTriggeringPrincipal,
|
|
CreateWindowResolver&& aResolve) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvCreateWindowInDifferentProcess(
|
|
PBrowserParent* aThisTab,
|
|
const uint32_t& aChromeFlags,
|
|
const bool& aCalledFromJS,
|
|
const bool& aPositionSpecified,
|
|
const bool& aSizeSpecified,
|
|
const OptionalURIParams& aURIToLoad,
|
|
const nsCString& aFeatures,
|
|
const nsCString& aBaseURI,
|
|
const float& aFullZoom,
|
|
const nsString& aName,
|
|
const IPC::Principal& aTriggeringPrincipal) override;
|
|
|
|
static bool AllocateLayerTreeId(TabParent* aTabParent, uint64_t* aId);
|
|
|
|
static void
|
|
BroadcastBlobURLRegistration(const nsACString& aURI,
|
|
BlobImpl* aBlobImpl,
|
|
nsIPrincipal* aPrincipal,
|
|
ContentParent* aIgnoreThisCP = nullptr);
|
|
|
|
static void
|
|
BroadcastBlobURLUnregistration(const nsACString& aURI,
|
|
ContentParent* aIgnoreThisCP = nullptr);
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvStoreAndBroadcastBlobURLRegistration(const nsCString& aURI,
|
|
const IPCBlob& aBlob,
|
|
const Principal& aPrincipal) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvUnstoreAndBroadcastBlobURLUnregistration(const nsCString& aURI) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvGetA11yContentId(uint32_t* aContentId) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvA11yHandlerControl(const uint32_t& aPid,
|
|
const IHandlerControlHolder& aHandlerControl) override;
|
|
|
|
virtual int32_t Pid() const override;
|
|
|
|
// PURLClassifierParent.
|
|
virtual PURLClassifierParent*
|
|
AllocPURLClassifierParent(const Principal& aPrincipal,
|
|
const bool& aUseTrackingProtection,
|
|
bool* aSuccess) override;
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvPURLClassifierConstructor(PURLClassifierParent* aActor,
|
|
const Principal& aPrincipal,
|
|
const bool& aUseTrackingProtection,
|
|
bool* aSuccess) override;
|
|
|
|
// PURLClassifierLocalParent.
|
|
virtual PURLClassifierLocalParent*
|
|
AllocPURLClassifierLocalParent(const URIParams& aURI,
|
|
const nsCString& aTables) override;
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvPURLClassifierLocalConstructor(PURLClassifierLocalParent* aActor,
|
|
const URIParams& aURI,
|
|
const nsCString& aTables) override;
|
|
|
|
virtual bool SendActivate(PBrowserParent* aTab) override
|
|
{
|
|
return PContentParent::SendActivate(aTab);
|
|
}
|
|
|
|
virtual bool SendDeactivate(PBrowserParent* aTab) override
|
|
{
|
|
return PContentParent::SendDeactivate(aTab);
|
|
}
|
|
|
|
virtual bool
|
|
DeallocPURLClassifierLocalParent(PURLClassifierLocalParent* aActor) override;
|
|
|
|
virtual bool
|
|
DeallocPURLClassifierParent(PURLClassifierParent* aActor) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvClassifyLocal(const URIParams& aURI,
|
|
const nsCString& aTables,
|
|
nsresult* aRv,
|
|
nsTArray<nsCString>* aResults) override;
|
|
|
|
// Use the PHangMonitor channel to ask the child to repaint a tab.
|
|
void ForceTabPaint(TabParent* aTabParent, uint64_t aLayerObserverEpoch);
|
|
|
|
// This function is called when we are about to load a document from an
|
|
// HTTP(S), FTP or wyciwyg 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 AboutToLoadHttpFtpWyciwygDocumentForChild(nsIChannel* aChannel);
|
|
|
|
nsresult TransmitPermissionsForPrincipal(nsIPrincipal* aPrincipal);
|
|
|
|
void OnCompositorDeviceReset() override;
|
|
|
|
// Control the priority of the IPC messages for input events.
|
|
void SetInputPriorityEventEnabled(bool aEnabled);
|
|
bool IsInputPriorityEventEnabled()
|
|
{
|
|
return mIsInputPriorityEventEnabled;
|
|
}
|
|
|
|
static bool IsInputEventQueueSupported();
|
|
|
|
protected:
|
|
void OnChannelConnected(int32_t pid) override;
|
|
|
|
virtual void ActorDestroy(ActorDestroyReason why) 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;
|
|
|
|
static hal::ProcessPriority GetInitialProcessPriority(Element* aFrameElement);
|
|
|
|
static ContentBridgeParent* CreateContentBridgeParent(const TabContext& aContext,
|
|
const hal::ProcessPriority& aPriority,
|
|
const TabId& aOpenerTabId,
|
|
const TabId& aTabId);
|
|
|
|
// Hide the raw constructor methods since we don't want client code
|
|
// using them.
|
|
virtual PBrowserParent* SendPBrowserConstructor(
|
|
PBrowserParent* actor,
|
|
const TabId& aTabId,
|
|
const TabId& aSameTabGroupsAs,
|
|
const IPCTabContext& context,
|
|
const uint32_t& chromeFlags,
|
|
const ContentParentId& aCpId,
|
|
const bool& aIsForBrowser) override;
|
|
using PContentParent::SendPTestShellConstructor;
|
|
|
|
// 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 nsCString& aBaseURI,
|
|
const float& aFullZoom,
|
|
uint64_t aNextTabParentId,
|
|
const nsString& aName,
|
|
nsresult& aResult,
|
|
nsCOMPtr<nsITabParent>& aNewTabParent,
|
|
bool* aWindowIsNew,
|
|
nsIPrincipal* aTriggeringPrincipal,
|
|
bool aLoadUri);
|
|
|
|
FORWARD_SHMEM_ALLOCATOR_TO(PContentParent)
|
|
|
|
explicit ContentParent(int32_t aPluginID)
|
|
: ContentParent(nullptr, EmptyString(), aPluginID)
|
|
{}
|
|
ContentParent(ContentParent* aOpener,
|
|
const nsAString& aRemoteType)
|
|
: ContentParent(aOpener, aRemoteType, nsFakePluginTag::NOT_JSPLUGIN)
|
|
{}
|
|
|
|
ContentParent(ContentParent* aOpener,
|
|
const nsAString& aRemoteType,
|
|
int32_t aPluginID);
|
|
|
|
// Launch the subprocess and associated initialization.
|
|
// Returns false if the process fails to start.
|
|
bool LaunchSubprocess(hal::ProcessPriority aInitialPriority = hal::PROCESS_PRIORITY_FOREGROUND);
|
|
|
|
// Common initialization after sub process launch or adoption.
|
|
void InitInternal(ProcessPriority aPriority,
|
|
bool aSetupOffMainThreadCompositing,
|
|
bool aSendRegisteredChrome);
|
|
|
|
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() const;
|
|
|
|
/**
|
|
* 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,
|
|
};
|
|
|
|
/**
|
|
* 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();
|
|
|
|
void OnGenerateMinidumpComplete(bool aDumpResult);
|
|
|
|
// 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);
|
|
|
|
static bool AllocateLayerTreeId(ContentParent* aContent,
|
|
TabParent* aTopLevel, const TabId& aTabId,
|
|
uint64_t* aId);
|
|
|
|
/**
|
|
* Get or create the corresponding content parent array to |aContentProcessType|.
|
|
*/
|
|
static nsTArray<ContentParent*>& GetOrCreatePool(const nsAString& aContentProcessType);
|
|
|
|
virtual mozilla::ipc::IPCResult RecvInitBackground(Endpoint<mozilla::ipc::PBackgroundParent>&& aEndpoint) override;
|
|
|
|
mozilla::ipc::IPCResult RecvAddMemoryReport(const MemoryReport& aReport) override;
|
|
mozilla::ipc::IPCResult RecvFinishMemoryReport(const uint32_t& aGeneration) override;
|
|
|
|
virtual bool
|
|
DeallocPJavaScriptParent(mozilla::jsipc::PJavaScriptParent*) override;
|
|
|
|
virtual bool
|
|
DeallocPRemoteSpellcheckEngineParent(PRemoteSpellcheckEngineParent*) override;
|
|
|
|
virtual PBrowserParent* AllocPBrowserParent(const TabId& aTabId,
|
|
const TabId& aSameTabGroupAs,
|
|
const IPCTabContext& aContext,
|
|
const uint32_t& aChromeFlags,
|
|
const ContentParentId& aCpId,
|
|
const bool& aIsForBrowser) override;
|
|
|
|
virtual bool DeallocPBrowserParent(PBrowserParent* frame) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvPBrowserConstructor(PBrowserParent* actor,
|
|
const TabId& tabId,
|
|
const TabId& sameTabGroupAs,
|
|
const IPCTabContext& context,
|
|
const uint32_t& chromeFlags,
|
|
const ContentParentId& cpId,
|
|
const bool& isForBrowser) override;
|
|
|
|
virtual PIPCBlobInputStreamParent*
|
|
SendPIPCBlobInputStreamConstructor(PIPCBlobInputStreamParent* aActor,
|
|
const nsID& aID,
|
|
const uint64_t& aSize) override;
|
|
|
|
virtual PIPCBlobInputStreamParent*
|
|
AllocPIPCBlobInputStreamParent(const nsID& aID,
|
|
const uint64_t& aSize) override;
|
|
|
|
virtual bool
|
|
DeallocPIPCBlobInputStreamParent(PIPCBlobInputStreamParent* aActor) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvIsSecureURI(const uint32_t& aType, const URIParams& aURI,
|
|
const uint32_t& aFlags,
|
|
const OriginAttributes& aOriginAttributes,
|
|
bool* aIsSecureURI) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvAccumulateMixedContentHSTS(const URIParams& aURI,
|
|
const bool& aActive,
|
|
const bool& aHSTSPriming,
|
|
const OriginAttributes& aOriginAttributes) override;
|
|
|
|
virtual bool DeallocPHalParent(PHalParent*) override;
|
|
|
|
virtual bool
|
|
DeallocPHeapSnapshotTempFileHelperParent(PHeapSnapshotTempFileHelperParent*) override;
|
|
|
|
virtual PCycleCollectWithLogsParent*
|
|
AllocPCycleCollectWithLogsParent(const bool& aDumpAllTraces,
|
|
const FileDescriptor& aGCLog,
|
|
const FileDescriptor& aCCLog) override;
|
|
|
|
virtual bool
|
|
DeallocPCycleCollectWithLogsParent(PCycleCollectWithLogsParent* aActor) override;
|
|
|
|
virtual PTestShellParent* AllocPTestShellParent() override;
|
|
|
|
virtual bool DeallocPTestShellParent(PTestShellParent* shell) override;
|
|
|
|
virtual PScriptCacheParent*
|
|
AllocPScriptCacheParent(const FileDescOrError& cacheFile,
|
|
const bool& wantCacheData) override;
|
|
|
|
virtual bool DeallocPScriptCacheParent(PScriptCacheParent* shell) override;
|
|
|
|
virtual bool DeallocPNeckoParent(PNeckoParent* necko) override;
|
|
|
|
virtual PPSMContentDownloaderParent*
|
|
AllocPPSMContentDownloaderParent(const uint32_t& aCertType) override;
|
|
|
|
virtual bool
|
|
DeallocPPSMContentDownloaderParent(PPSMContentDownloaderParent* aDownloader) override;
|
|
|
|
virtual PExternalHelperAppParent*
|
|
AllocPExternalHelperAppParent(const OptionalURIParams& aUri,
|
|
const nsCString& aMimeContentType,
|
|
const nsCString& aContentDisposition,
|
|
const uint32_t& aContentDispositionHint,
|
|
const nsString& aContentDispositionFilename,
|
|
const bool& aForceSave,
|
|
const int64_t& aContentLength,
|
|
const bool& aWasFileChannel,
|
|
const OptionalURIParams& aReferrer,
|
|
PBrowserParent* aBrowser) override;
|
|
|
|
virtual bool
|
|
DeallocPExternalHelperAppParent(PExternalHelperAppParent* aService) override;
|
|
|
|
virtual PHandlerServiceParent* AllocPHandlerServiceParent() override;
|
|
|
|
virtual bool DeallocPHandlerServiceParent(PHandlerServiceParent*) override;
|
|
|
|
virtual PMediaParent* AllocPMediaParent() override;
|
|
|
|
virtual bool DeallocPMediaParent(PMediaParent* aActor) override;
|
|
|
|
virtual PPresentationParent* AllocPPresentationParent() override;
|
|
|
|
virtual bool DeallocPPresentationParent(PPresentationParent* aActor) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPPresentationConstructor(PPresentationParent* aActor) override;
|
|
|
|
virtual PFlyWebPublishedServerParent*
|
|
AllocPFlyWebPublishedServerParent(const nsString& name,
|
|
const FlyWebPublishOptions& params) override;
|
|
|
|
virtual bool DeallocPFlyWebPublishedServerParent(PFlyWebPublishedServerParent* aActor) override;
|
|
|
|
virtual PSpeechSynthesisParent* AllocPSpeechSynthesisParent() override;
|
|
|
|
virtual bool
|
|
DeallocPSpeechSynthesisParent(PSpeechSynthesisParent* aActor) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvPSpeechSynthesisConstructor(PSpeechSynthesisParent* aActor) override;
|
|
|
|
virtual PWebBrowserPersistDocumentParent*
|
|
AllocPWebBrowserPersistDocumentParent(PBrowserParent* aBrowser,
|
|
const uint64_t& aOuterWindowID) override;
|
|
|
|
virtual bool
|
|
DeallocPWebBrowserPersistDocumentParent(PWebBrowserPersistDocumentParent* aActor) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetGfxVars(InfallibleTArray<GfxVarUpdate>* aVars) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvReadFontList(InfallibleTArray<FontListEntry>* retValue) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetClipboard(const IPCDataTransfer& aDataTransfer,
|
|
const bool& aIsPrivateData,
|
|
const IPC::Principal& aRequestingPrincipal,
|
|
const int32_t& aWhichClipboard) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetClipboard(nsTArray<nsCString>&& aTypes,
|
|
const int32_t& aWhichClipboard,
|
|
IPCDataTransfer* aDataTransfer) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvEmptyClipboard(const int32_t& aWhichClipboard) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvClipboardHasType(nsTArray<nsCString>&& aTypes,
|
|
const int32_t& aWhichClipboard,
|
|
bool* aHasType) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetSystemColors(const uint32_t& colorsCount,
|
|
InfallibleTArray<uint32_t>* colors) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetIconForExtension(const nsCString& aFileExt,
|
|
const uint32_t& aIconSize,
|
|
InfallibleTArray<uint8_t>* bits) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetShowPasswordSetting(bool* showPassword) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvStartVisitedQuery(const URIParams& uri) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvVisitURI(const URIParams& uri,
|
|
const OptionalURIParams& referrer,
|
|
const uint32_t& flags) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetURITitle(const URIParams& uri,
|
|
const nsString& title) override;
|
|
|
|
bool HasNotificationPermission(const IPC::Principal& aPrincipal);
|
|
|
|
virtual mozilla::ipc::IPCResult RecvShowAlert(const AlertNotificationType& aAlert) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvCloseAlert(const nsString& aName,
|
|
const IPC::Principal& aPrincipal) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvDisableNotifications(const IPC::Principal& aPrincipal) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvOpenNotificationSettings(const IPC::Principal& aPrincipal) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvLoadURIExternal(const URIParams& uri,
|
|
PBrowserParent* windowContext) override;
|
|
virtual mozilla::ipc::IPCResult RecvExtProtocolChannelConnectParent(const uint32_t& registrarId) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSyncMessage(const nsString& aMsg,
|
|
const ClonedMessageData& aData,
|
|
InfallibleTArray<CpowEntry>&& aCpows,
|
|
const IPC::Principal& aPrincipal,
|
|
nsTArray<StructuredCloneData>* aRetvals) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvRpcMessage(const nsString& aMsg,
|
|
const ClonedMessageData& aData,
|
|
InfallibleTArray<CpowEntry>&& aCpows,
|
|
const IPC::Principal& aPrincipal,
|
|
nsTArray<StructuredCloneData>* aRetvals) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvAsyncMessage(const nsString& aMsg,
|
|
InfallibleTArray<CpowEntry>&& aCpows,
|
|
const IPC::Principal& aPrincipal,
|
|
const ClonedMessageData& aData) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvAddGeolocationListener(const IPC::Principal& aPrincipal,
|
|
const bool& aHighAccuracy) override;
|
|
virtual mozilla::ipc::IPCResult RecvRemoveGeolocationListener() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetGeolocationHigherAccuracy(const bool& aEnable) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvConsoleMessage(const nsString& aMessage) override;
|
|
|
|
virtual 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) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPrivateDocShellsExist(const bool& aExist) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvFirstIdle() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvDeviceReset() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvKeywordToURI(const nsCString& aKeyword,
|
|
nsString* aProviderName,
|
|
OptionalIPCStream* aPostData,
|
|
OptionalURIParams* aURI) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNotifyKeywordSearchLoading(const nsString &aProvider,
|
|
const nsString &aKeyword) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvCopyFavicon(const URIParams& aOldURI,
|
|
const URIParams& aNewURI,
|
|
const IPC::Principal& aLoadingPrincipal,
|
|
const bool& aInPrivateBrowsing) override;
|
|
|
|
virtual void ProcessingError(Result aCode, const char* aMsgName) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvAllocateLayerTreeId(const ContentParentId& aCpId,
|
|
const TabId& aTabId,
|
|
uint64_t* aId) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvDeallocateLayerTreeId(const ContentParentId& aCpId,
|
|
const uint64_t& aId) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGraphicsError(const nsCString& aError) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvBeginDriverCrashGuard(const uint32_t& aGuardType,
|
|
bool* aOutCrashed) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvEndDriverCrashGuard(const uint32_t& aGuardType) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvAddIdleObserver(const uint64_t& observerId,
|
|
const uint32_t& aIdleTimeInS) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvRemoveIdleObserver(const uint64_t& observerId,
|
|
const uint32_t& aIdleTimeInS) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvBackUpXResources(const FileDescriptor& aXSocketFd) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvRequestAnonymousTemporaryFile(const uint64_t& aID) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvKeygenProcessValue(const nsString& oldValue, const nsString& challenge,
|
|
const nsString& keytype, const nsString& keyparams,
|
|
nsString* newValue) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvKeygenProvideContent(nsString* aAttribute,
|
|
nsTArray<nsString>* aContent) override;
|
|
|
|
virtual PFileDescriptorSetParent*
|
|
AllocPFileDescriptorSetParent(const mozilla::ipc::FileDescriptor&) override;
|
|
|
|
virtual bool
|
|
DeallocPFileDescriptorSetParent(PFileDescriptorSetParent*) override;
|
|
|
|
virtual PWebrtcGlobalParent* AllocPWebrtcGlobalParent() override;
|
|
virtual bool DeallocPWebrtcGlobalParent(PWebrtcGlobalParent *aActor) override;
|
|
|
|
|
|
virtual mozilla::ipc::IPCResult RecvUpdateDropEffect(const uint32_t& aDragAction,
|
|
const uint32_t& aDropEffect) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvShutdownProfile(const nsCString& aProfile) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetGraphicsDeviceInitData(ContentDeviceData* aOut) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetAndroidSystemInfo(AndroidSystemInfo* aInfo) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNotifyBenchmarkResult(const nsString& aCodecName,
|
|
const uint32_t& aDecodeFPS) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNotifyPushObservers(const nsCString& aScope,
|
|
const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNotifyPushObserversWithData(const nsCString& aScope,
|
|
const IPC::Principal& aPrincipal,
|
|
const nsString& aMessageId,
|
|
InfallibleTArray<uint8_t>&& aData) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNotifyPushSubscriptionChangeObservers(const nsCString& aScope,
|
|
const IPC::Principal& aPrincipal) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNotifyPushSubscriptionModifiedObservers(const nsCString& aScope,
|
|
const IPC::Principal& aPrincipal) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNotifyLowMemory() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvGetFilesRequest(const nsID& aID,
|
|
const nsString& aDirectoryPath,
|
|
const bool& aRecursiveFlag) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvDeleteGetFilesRequest(const nsID& aID) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvFileCreationRequest(const nsID& aID, const nsString& aFullPath,
|
|
const nsString& aType, const nsString& aName,
|
|
const bool& aLastModifiedPassed,
|
|
const int64_t& aLastModified,
|
|
const bool& aExistenceCheck,
|
|
const bool& aIsFromNsIFile) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvAccumulateChildHistograms(
|
|
InfallibleTArray<HistogramAccumulation>&& aAccumulations) override;
|
|
virtual mozilla::ipc::IPCResult RecvAccumulateChildKeyedHistograms(
|
|
InfallibleTArray<KeyedHistogramAccumulation>&& aAccumulations) override;
|
|
virtual mozilla::ipc::IPCResult RecvUpdateChildScalars(
|
|
InfallibleTArray<ScalarAction>&& aScalarActions) override;
|
|
virtual mozilla::ipc::IPCResult RecvUpdateChildKeyedScalars(
|
|
InfallibleTArray<KeyedScalarAction>&& aScalarActions) override;
|
|
virtual mozilla::ipc::IPCResult RecvRecordChildEvents(
|
|
nsTArray<ChildEventData>&& events) override;
|
|
virtual mozilla::ipc::IPCResult RecvRecordDiscardedData(
|
|
const DiscardedData& aDiscardedData) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvBHRThreadHang(
|
|
const HangDetails& aHangDetails) override;
|
|
|
|
// Notify the ContentChild to enable the input event prioritization when
|
|
// initializing.
|
|
void MaybeEnableRemoteInputEventQueue();
|
|
|
|
public:
|
|
void SendGetFilesResponseAndForget(const nsID& aID,
|
|
const GetFilesResponseResult& aResult);
|
|
|
|
bool SendRequestMemoryReport(const uint32_t& aGeneration,
|
|
const bool& aAnonymize,
|
|
const bool& aMinimizeMemoryUsage,
|
|
const MaybeFileDesc& aDMDFile) override;
|
|
|
|
bool CanCommunicateWith(ContentParentId aOtherProcess);
|
|
|
|
private:
|
|
|
|
// 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 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;
|
|
|
|
nsCString mKillHardAnnotation;
|
|
|
|
// 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;
|
|
// 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 process is in "good health" and may be used for
|
|
// new remote tabs.
|
|
bool mIsAvailable;
|
|
// True only while remote content is being actively used from this process.
|
|
// After mIsAlive goes to false, some previously scheduled IPC traffic may
|
|
// still pass through.
|
|
bool mIsAlive;
|
|
|
|
bool mIsForBrowser;
|
|
|
|
// 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_CONTENT_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;
|
|
#ifdef MOZ_CRASHREPORTER
|
|
UniquePtr<mozilla::ipc::CrashReporterHost> mCrashReporter;
|
|
#endif
|
|
|
|
static uint64_t sNextTabParentId;
|
|
static nsDataHashtable<nsUint64HashKey, TabParent*> sNextTabParents;
|
|
};
|
|
|
|
} // 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
|