mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-11 02:56:06 +00:00
3207 lines
90 KiB
C++
3207 lines
90 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* vim: set sw=4 ts=8 et tw=80 : */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifdef MOZ_WIDGET_GTK
|
|
#include <gtk/gtk.h>
|
|
#endif
|
|
|
|
#ifdef MOZ_WIDGET_QT
|
|
#include "nsQAppInstance.h"
|
|
#endif
|
|
|
|
#include "ContentChild.h"
|
|
|
|
#include "BlobChild.h"
|
|
#include "CrashReporterChild.h"
|
|
#include "GeckoProfiler.h"
|
|
#include "TabChild.h"
|
|
#include "HandlerServiceChild.h"
|
|
|
|
#include "mozilla/Attributes.h"
|
|
#include "mozilla/LookAndFeel.h"
|
|
#include "mozilla/Preferences.h"
|
|
#include "mozilla/ProcessHangMonitorIPC.h"
|
|
#include "mozilla/devtools/HeapSnapshotTempFileHelperChild.h"
|
|
#include "mozilla/docshell/OfflineCacheUpdateChild.h"
|
|
#include "mozilla/dom/ContentBridgeChild.h"
|
|
#include "mozilla/dom/ContentBridgeParent.h"
|
|
#include "mozilla/dom/ContentParent.h"
|
|
#include "mozilla/dom/DataTransfer.h"
|
|
#include "mozilla/dom/DOMStorageIPC.h"
|
|
#include "mozilla/dom/ExternalHelperAppChild.h"
|
|
#include "mozilla/dom/PCrashReporterChild.h"
|
|
#include "mozilla/dom/ProcessGlobal.h"
|
|
#include "mozilla/dom/Promise.h"
|
|
#include "mozilla/dom/nsIContentChild.h"
|
|
#include "mozilla/psm/PSMContentListener.h"
|
|
#include "mozilla/hal_sandbox/PHalChild.h"
|
|
#include "mozilla/ipc/BackgroundChild.h"
|
|
#include "mozilla/ipc/FileDescriptorSetChild.h"
|
|
#include "mozilla/ipc/FileDescriptorUtils.h"
|
|
#include "mozilla/ipc/GeckoChildProcessHost.h"
|
|
#include "mozilla/ipc/TestShellChild.h"
|
|
#include "mozilla/jsipc/CrossProcessObjectWrappers.h"
|
|
#include "mozilla/layers/CompositorChild.h"
|
|
#include "mozilla/layers/ImageBridgeChild.h"
|
|
#include "mozilla/layers/PCompositorChild.h"
|
|
#include "mozilla/layers/SharedBufferManagerChild.h"
|
|
#include "mozilla/layout/RenderFrameChild.h"
|
|
#include "mozilla/net/NeckoChild.h"
|
|
#include "mozilla/plugins/PluginInstanceParent.h"
|
|
#include "mozilla/plugins/PluginModuleParent.h"
|
|
#include "mozilla/widget/WidgetMessageUtils.h"
|
|
#include "mozilla/media/MediaChild.h"
|
|
#include "mozilla/BasePrincipal.h"
|
|
#include "mozilla/WebBrowserPersistDocumentChild.h"
|
|
|
|
#if defined(MOZ_CONTENT_SANDBOX)
|
|
#if defined(XP_WIN)
|
|
#define TARGET_SANDBOX_EXPORTS
|
|
#include "mozilla/sandboxTarget.h"
|
|
#elif defined(XP_LINUX)
|
|
#include "mozilla/Sandbox.h"
|
|
#include "mozilla/SandboxInfo.h"
|
|
#elif defined(XP_MACOSX)
|
|
#include "mozilla/Sandbox.h"
|
|
#endif
|
|
#endif
|
|
|
|
#include "mozilla/unused.h"
|
|
|
|
#include "mozInlineSpellChecker.h"
|
|
#include "nsIConsoleListener.h"
|
|
#include "nsICycleCollectorListener.h"
|
|
#include "nsIDragService.h"
|
|
#include "nsIIPCBackgroundChildCreateCallback.h"
|
|
#include "nsIInterfaceRequestorUtils.h"
|
|
#include "nsIMemoryReporter.h"
|
|
#include "nsIMemoryInfoDumper.h"
|
|
#include "nsIMutable.h"
|
|
#include "nsIObserverService.h"
|
|
#include "nsIScriptSecurityManager.h"
|
|
#include "nsScreenManagerProxy.h"
|
|
#include "nsMemoryInfoDumper.h"
|
|
#include "nsServiceManagerUtils.h"
|
|
#include "nsStyleSheetService.h"
|
|
#include "nsVariant.h"
|
|
#include "nsXULAppAPI.h"
|
|
#include "nsIScriptError.h"
|
|
#include "nsIConsoleService.h"
|
|
#include "nsJSEnvironment.h"
|
|
#include "SandboxHal.h"
|
|
#include "nsDebugImpl.h"
|
|
#include "nsHashPropertyBag.h"
|
|
#include "nsLayoutStylesheetCache.h"
|
|
#include "nsThreadManager.h"
|
|
#include "nsAnonymousTemporaryFile.h"
|
|
#include "nsISpellChecker.h"
|
|
#include "nsClipboardProxy.h"
|
|
#include "nsISystemMessageCache.h"
|
|
#include "nsDirectoryServiceUtils.h"
|
|
#include "nsDirectoryServiceDefs.h"
|
|
#include "nsContentPermissionHelper.h"
|
|
|
|
#include "IHistory.h"
|
|
#include "nsNetUtil.h"
|
|
|
|
#include "base/message_loop.h"
|
|
#include "base/process_util.h"
|
|
#include "base/task.h"
|
|
|
|
#include "nsChromeRegistryContent.h"
|
|
#include "nsFrameMessageManager.h"
|
|
|
|
#include "nsIGeolocationProvider.h"
|
|
#include "mozilla/dom/PMemoryReportRequestChild.h"
|
|
#include "mozilla/dom/PCycleCollectWithLogsChild.h"
|
|
|
|
#include "nsIScriptSecurityManager.h"
|
|
|
|
#ifdef MOZ_WEBRTC
|
|
#include "signaling/src/peerconnection/WebrtcGlobalChild.h"
|
|
#endif
|
|
|
|
#ifdef MOZ_PERMISSIONS
|
|
#include "nsPermission.h"
|
|
#include "nsPermissionManager.h"
|
|
#endif
|
|
|
|
#include "PermissionMessageUtils.h"
|
|
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
#include "APKOpen.h"
|
|
#endif
|
|
|
|
#if defined(MOZ_WIDGET_GONK)
|
|
#include "nsVolume.h"
|
|
#include "nsVolumeService.h"
|
|
#include "SpeakerManagerService.h"
|
|
#endif
|
|
|
|
#ifdef XP_WIN
|
|
#include <process.h>
|
|
#define getpid _getpid
|
|
#endif
|
|
|
|
#ifdef MOZ_X11
|
|
#include "mozilla/X11Util.h"
|
|
#endif
|
|
|
|
#ifdef ACCESSIBILITY
|
|
#include "nsIAccessibilityService.h"
|
|
#endif
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
#include "ipc/Nuwa.h"
|
|
#endif
|
|
#include "NuwaChild.h"
|
|
|
|
#ifdef MOZ_GAMEPAD
|
|
#include "mozilla/dom/GamepadService.h"
|
|
#endif
|
|
|
|
#include "mozilla/dom/File.h"
|
|
#include "mozilla/dom/cellbroadcast/CellBroadcastIPCService.h"
|
|
#include "mozilla/dom/icc/IccChild.h"
|
|
#include "mozilla/dom/mobileconnection/MobileConnectionChild.h"
|
|
#include "mozilla/dom/mobilemessage/SmsChild.h"
|
|
#include "mozilla/dom/devicestorage/DeviceStorageRequestChild.h"
|
|
#include "mozilla/dom/PFileSystemRequestChild.h"
|
|
#include "mozilla/dom/FileSystemTaskBase.h"
|
|
#include "mozilla/dom/bluetooth/PBluetoothChild.h"
|
|
#include "mozilla/dom/PFMRadioChild.h"
|
|
#include "mozilla/dom/PPresentationChild.h"
|
|
#include "mozilla/dom/PresentationIPCService.h"
|
|
#include "mozilla/ipc/InputStreamUtils.h"
|
|
|
|
#ifdef MOZ_WEBSPEECH
|
|
#include "mozilla/dom/PSpeechSynthesisChild.h"
|
|
#endif
|
|
|
|
#include "ProcessUtils.h"
|
|
#include "URIUtils.h"
|
|
#include "nsContentUtils.h"
|
|
#include "nsIPrincipal.h"
|
|
#include "nsDeviceStorage.h"
|
|
#include "DomainPolicy.h"
|
|
#include "mozilla/dom/DataStoreService.h"
|
|
#include "mozilla/dom/ipc/StructuredCloneData.h"
|
|
#include "mozilla/dom/telephony/PTelephonyChild.h"
|
|
#include "mozilla/dom/time/DateCacheCleaner.h"
|
|
#include "mozilla/dom/voicemail/VoicemailIPCService.h"
|
|
#include "mozilla/net/NeckoMessageUtils.h"
|
|
#include "mozilla/widget/PuppetBidiKeyboard.h"
|
|
#include "mozilla/RemoteSpellCheckEngineChild.h"
|
|
#include "GMPServiceChild.h"
|
|
#include "GMPDecoderModule.h"
|
|
#include "gfxPlatform.h"
|
|
#include "nscore.h" // for NS_FREE_PERMANENT_DATA
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::docshell;
|
|
using namespace mozilla::dom::bluetooth;
|
|
using namespace mozilla::dom::cellbroadcast;
|
|
using namespace mozilla::dom::devicestorage;
|
|
using namespace mozilla::dom::icc;
|
|
using namespace mozilla::dom::ipc;
|
|
using namespace mozilla::dom::mobileconnection;
|
|
using namespace mozilla::dom::mobilemessage;
|
|
using namespace mozilla::dom::telephony;
|
|
using namespace mozilla::dom::voicemail;
|
|
using namespace mozilla::media;
|
|
using namespace mozilla::embedding;
|
|
using namespace mozilla::gmp;
|
|
using namespace mozilla::hal_sandbox;
|
|
using namespace mozilla::ipc;
|
|
using namespace mozilla::layers;
|
|
using namespace mozilla::layout;
|
|
using namespace mozilla::net;
|
|
using namespace mozilla::jsipc;
|
|
using namespace mozilla::psm;
|
|
using namespace mozilla::widget;
|
|
#if defined(MOZ_WIDGET_GONK)
|
|
using namespace mozilla::system;
|
|
#endif
|
|
using namespace mozilla::widget;
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
class MemoryReportRequestChild : public PMemoryReportRequestChild,
|
|
public nsIRunnable
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
MemoryReportRequestChild(bool aAnonymize,
|
|
const MaybeFileDesc& aDMDFile);
|
|
NS_IMETHOD Run() override;
|
|
private:
|
|
virtual ~MemoryReportRequestChild();
|
|
|
|
bool mAnonymize;
|
|
FileDescriptor mDMDFile;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(MemoryReportRequestChild, nsIRunnable)
|
|
|
|
MemoryReportRequestChild::MemoryReportRequestChild(
|
|
bool aAnonymize, const MaybeFileDesc& aDMDFile)
|
|
: mAnonymize(aAnonymize)
|
|
{
|
|
MOZ_COUNT_CTOR(MemoryReportRequestChild);
|
|
if (aDMDFile.type() == MaybeFileDesc::TFileDescriptor) {
|
|
mDMDFile = aDMDFile.get_FileDescriptor();
|
|
}
|
|
}
|
|
|
|
MemoryReportRequestChild::~MemoryReportRequestChild()
|
|
{
|
|
MOZ_COUNT_DTOR(MemoryReportRequestChild);
|
|
}
|
|
|
|
// IPC sender for remote GC/CC logging.
|
|
class CycleCollectWithLogsChild final
|
|
: public PCycleCollectWithLogsChild
|
|
, public nsICycleCollectorLogSink
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
CycleCollectWithLogsChild(const FileDescriptor& aGCLog,
|
|
const FileDescriptor& aCCLog)
|
|
{
|
|
mGCLog = FileDescriptorToFILE(aGCLog, "w");
|
|
mCCLog = FileDescriptorToFILE(aCCLog, "w");
|
|
}
|
|
|
|
NS_IMETHOD Open(FILE** aGCLog, FILE** aCCLog) override
|
|
{
|
|
if (NS_WARN_IF(!mGCLog) || NS_WARN_IF(!mCCLog)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
*aGCLog = mGCLog;
|
|
*aCCLog = mCCLog;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD CloseGCLog() override
|
|
{
|
|
MOZ_ASSERT(mGCLog);
|
|
fclose(mGCLog);
|
|
mGCLog = nullptr;
|
|
SendCloseGCLog();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD CloseCCLog() override
|
|
{
|
|
MOZ_ASSERT(mCCLog);
|
|
fclose(mCCLog);
|
|
mCCLog = nullptr;
|
|
SendCloseCCLog();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD GetFilenameIdentifier(nsAString& aIdentifier) override
|
|
{
|
|
return UnimplementedProperty();
|
|
}
|
|
|
|
NS_IMETHOD SetFilenameIdentifier(const nsAString& aIdentifier) override
|
|
{
|
|
return UnimplementedProperty();
|
|
}
|
|
|
|
NS_IMETHOD GetProcessIdentifier(int32_t *aIdentifier) override
|
|
{
|
|
return UnimplementedProperty();
|
|
}
|
|
|
|
NS_IMETHOD SetProcessIdentifier(int32_t aIdentifier) override
|
|
{
|
|
return UnimplementedProperty();
|
|
}
|
|
|
|
NS_IMETHOD GetGcLog(nsIFile** aPath) override
|
|
{
|
|
return UnimplementedProperty();
|
|
}
|
|
|
|
NS_IMETHOD GetCcLog(nsIFile** aPath) override
|
|
{
|
|
return UnimplementedProperty();
|
|
}
|
|
|
|
private:
|
|
~CycleCollectWithLogsChild()
|
|
{
|
|
if (mGCLog) {
|
|
fclose(mGCLog);
|
|
mGCLog = nullptr;
|
|
}
|
|
if (mCCLog) {
|
|
fclose(mCCLog);
|
|
mCCLog = nullptr;
|
|
}
|
|
// The XPCOM refcount drives the IPC lifecycle; see also
|
|
// DeallocPCycleCollectWithLogsChild.
|
|
Unused << Send__delete__(this);
|
|
}
|
|
|
|
nsresult UnimplementedProperty()
|
|
{
|
|
MOZ_ASSERT(false, "This object is a remote GC/CC logger;"
|
|
" this property isn't meaningful.");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
FILE* mGCLog;
|
|
FILE* mCCLog;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(CycleCollectWithLogsChild, nsICycleCollectorLogSink);
|
|
|
|
class AlertObserver
|
|
{
|
|
public:
|
|
|
|
AlertObserver(nsIObserver *aObserver, const nsString& aData)
|
|
: mObserver(aObserver)
|
|
, mData(aData)
|
|
{
|
|
}
|
|
|
|
~AlertObserver() {}
|
|
|
|
bool ShouldRemoveFrom(nsIObserver* aObserver,
|
|
const nsString& aData) const
|
|
{
|
|
return (mObserver == aObserver &&
|
|
mData == aData);
|
|
}
|
|
|
|
bool Observes(const nsString& aData) const
|
|
{
|
|
return mData.Equals(aData);
|
|
}
|
|
|
|
bool Notify(const nsCString& aType) const
|
|
{
|
|
mObserver->Observe(nullptr, aType.get(), mData.get());
|
|
return true;
|
|
}
|
|
|
|
private:
|
|
nsCOMPtr<nsIObserver> mObserver;
|
|
nsString mData;
|
|
};
|
|
|
|
class ConsoleListener final : public nsIConsoleListener
|
|
{
|
|
public:
|
|
explicit ConsoleListener(ContentChild* aChild)
|
|
: mChild(aChild) {}
|
|
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSICONSOLELISTENER
|
|
|
|
private:
|
|
~ConsoleListener() {}
|
|
|
|
ContentChild* mChild;
|
|
friend class ContentChild;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(ConsoleListener, nsIConsoleListener)
|
|
|
|
NS_IMETHODIMP
|
|
ConsoleListener::Observe(nsIConsoleMessage* aMessage)
|
|
{
|
|
if (!mChild)
|
|
return NS_OK;
|
|
|
|
nsCOMPtr<nsIScriptError> scriptError = do_QueryInterface(aMessage);
|
|
if (scriptError) {
|
|
nsString msg, sourceName, sourceLine;
|
|
nsXPIDLCString category;
|
|
uint32_t lineNum, colNum, flags;
|
|
|
|
nsresult rv = scriptError->GetErrorMessage(msg);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = scriptError->GetSourceName(sourceName);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = scriptError->GetSourceLine(sourceLine);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Before we send the error to the parent process (which
|
|
// involves copying the memory), truncate any long lines. CSS
|
|
// errors in particular share the memory for long lines with
|
|
// repeated errors, but the IPC communication we're about to do
|
|
// will break that sharing, so we better truncate now.
|
|
if (sourceName.Length() > 1000) {
|
|
sourceName.Truncate(1000);
|
|
}
|
|
if (sourceLine.Length() > 1000) {
|
|
sourceLine.Truncate(1000);
|
|
}
|
|
|
|
rv = scriptError->GetCategory(getter_Copies(category));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = scriptError->GetLineNumber(&lineNum);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = scriptError->GetColumnNumber(&colNum);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = scriptError->GetFlags(&flags);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
mChild->SendScriptError(msg, sourceName, sourceLine,
|
|
lineNum, colNum, flags, category);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsXPIDLString msg;
|
|
nsresult rv = aMessage->GetMessageMoz(getter_Copies(msg));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
mChild->SendConsoleMessage(msg);
|
|
return NS_OK;
|
|
}
|
|
|
|
class SystemMessageHandledObserver final : public nsIObserver
|
|
{
|
|
~SystemMessageHandledObserver() {}
|
|
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIOBSERVER
|
|
|
|
void Init();
|
|
};
|
|
|
|
void SystemMessageHandledObserver::Init()
|
|
{
|
|
nsCOMPtr<nsIObserverService> os =
|
|
mozilla::services::GetObserverService();
|
|
|
|
if (os) {
|
|
os->AddObserver(this, "handle-system-messages-done",
|
|
/* ownsWeak */ false);
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
SystemMessageHandledObserver::Observe(nsISupports* aSubject,
|
|
const char* aTopic,
|
|
const char16_t* aData)
|
|
{
|
|
if (ContentChild::GetSingleton()) {
|
|
ContentChild::GetSingleton()->SendSystemMessageHandled();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS(SystemMessageHandledObserver, nsIObserver)
|
|
|
|
class BackgroundChildPrimer final :
|
|
public nsIIPCBackgroundChildCreateCallback
|
|
{
|
|
public:
|
|
BackgroundChildPrimer()
|
|
{ }
|
|
|
|
NS_DECL_ISUPPORTS
|
|
|
|
private:
|
|
~BackgroundChildPrimer()
|
|
{ }
|
|
|
|
virtual void
|
|
ActorCreated(PBackgroundChild* aActor) override
|
|
{
|
|
MOZ_ASSERT(aActor, "Failed to create a PBackgroundChild actor!");
|
|
}
|
|
|
|
virtual void
|
|
ActorFailed() override
|
|
{
|
|
MOZ_CRASH("Failed to create a PBackgroundChild actor!");
|
|
}
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(BackgroundChildPrimer, nsIIPCBackgroundChildCreateCallback)
|
|
|
|
ContentChild* ContentChild::sSingleton;
|
|
|
|
// Performs initialization that is not fork-safe, i.e. that must be done after
|
|
// forking from the Nuwa process.
|
|
void
|
|
InitOnContentProcessCreated()
|
|
{
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
// Wait until we are forked from Nuwa
|
|
if (IsNuwaProcess()) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIPermissionManager> permManager =
|
|
services::GetPermissionManager();
|
|
MOZ_ASSERT(permManager, "Unable to get permission manager");
|
|
nsresult rv = permManager->RefreshPermission();
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_ASSERT(false, "Failed updating permission in child process");
|
|
}
|
|
#endif
|
|
|
|
nsCOMPtr<nsISystemMessageCache> smc =
|
|
do_GetService("@mozilla.org/system-message-cache;1");
|
|
NS_WARN_IF(!smc);
|
|
|
|
// This will register cross-process observer.
|
|
mozilla::dom::time::InitializeDateCacheCleaner();
|
|
}
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
static void
|
|
ResetTransports(void* aUnused)
|
|
{
|
|
ContentChild* child = ContentChild::GetSingleton();
|
|
mozilla::ipc::Transport* transport = child->GetTransport();
|
|
int fd = transport->GetFileDescriptor();
|
|
transport->ResetFileDescriptor(fd);
|
|
|
|
nsTArray<IToplevelProtocol*> actors;
|
|
child->GetOpenedActors(actors);
|
|
for (size_t i = 0; i < actors.Length(); i++) {
|
|
IToplevelProtocol* toplevel = actors[i];
|
|
transport = toplevel->GetTransport();
|
|
fd = transport->GetFileDescriptor();
|
|
transport->ResetFileDescriptor(fd);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if defined(MOZ_TASK_TRACER) && defined(MOZ_NUWA_PROCESS)
|
|
static void
|
|
ReinitTaskTracer(void* /*aUnused*/)
|
|
{
|
|
mozilla::tasktracer::InitTaskTracer(
|
|
mozilla::tasktracer::FORKED_AFTER_NUWA);
|
|
}
|
|
#endif
|
|
|
|
ContentChild::ContentChild()
|
|
: mID(uint64_t(-1))
|
|
#ifdef ANDROID
|
|
,mScreenSize(0, 0)
|
|
#endif
|
|
, mCanOverrideProcessName(true)
|
|
, mIsAlive(true)
|
|
{
|
|
// This process is a content process, so it's clearly running in
|
|
// multiprocess mode!
|
|
nsDebugImpl::SetMultiprocessMode("Child");
|
|
}
|
|
|
|
ContentChild::~ContentChild()
|
|
{
|
|
}
|
|
|
|
NS_INTERFACE_MAP_BEGIN(ContentChild)
|
|
NS_INTERFACE_MAP_ENTRY(nsIContentChild)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWindowProvider)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIContentChild)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
bool
|
|
ContentChild::Init(MessageLoop* aIOLoop,
|
|
base::ProcessId aParentPid,
|
|
IPC::Channel* aChannel)
|
|
{
|
|
#ifdef MOZ_WIDGET_GTK
|
|
// We need to pass a display down to gtk_init because it's not going to
|
|
// use the one from the environment on its own when deciding which backend
|
|
// to use, and when starting under XWayland, it may choose to start with
|
|
// the wayland backend instead of the x11 backend.
|
|
// The DISPLAY environment variable is normally set by the parent process.
|
|
char* display_name = PR_GetEnv("DISPLAY");
|
|
if (display_name) {
|
|
int argc = 3;
|
|
char option_name[] = "--display";
|
|
char* argv[] = {
|
|
nullptr,
|
|
option_name,
|
|
display_name,
|
|
nullptr
|
|
};
|
|
char** argvp = argv;
|
|
gtk_init(&argc, &argvp);
|
|
} else {
|
|
gtk_init(nullptr, nullptr);
|
|
}
|
|
#endif
|
|
|
|
#ifdef MOZ_WIDGET_QT
|
|
// sigh, seriously
|
|
nsQAppInstance::AddRef();
|
|
#endif
|
|
|
|
#ifdef MOZ_X11
|
|
// Do this after initializing GDK, or GDK will install its own handler.
|
|
XRE_InstallX11ErrorHandler();
|
|
#endif
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
SetTransport(aChannel);
|
|
#endif
|
|
|
|
NS_ASSERTION(!sSingleton, "only one ContentChild per child");
|
|
|
|
// Once we start sending IPC messages, we need the thread manager to be
|
|
// initialized so we can deal with the responses. Do that here before we
|
|
// try to construct the crash reporter.
|
|
nsresult rv = nsThreadManager::get()->Init();
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return false;
|
|
}
|
|
|
|
if (!Open(aChannel, aParentPid, aIOLoop)) {
|
|
return false;
|
|
}
|
|
sSingleton = this;
|
|
|
|
// Make sure there's an nsAutoScriptBlocker on the stack when dispatching
|
|
// urgent messages.
|
|
GetIPCChannel()->BlockScripts();
|
|
|
|
// If communications with the parent have broken down, take the process
|
|
// down so it's not hanging around.
|
|
bool abortOnError = true;
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
abortOnError &= !IsNuwaProcess();
|
|
#endif
|
|
GetIPCChannel()->SetAbortOnError(abortOnError);
|
|
|
|
#ifdef MOZ_X11
|
|
// Send the parent our X socket to act as a proxy reference for our X
|
|
// resources.
|
|
int xSocketFd = ConnectionNumber(DefaultXDisplay());
|
|
SendBackUpXResources(FileDescriptor(xSocketFd));
|
|
#endif
|
|
|
|
#ifdef MOZ_CRASHREPORTER
|
|
SendPCrashReporterConstructor(CrashReporter::CurrentThreadId(),
|
|
XRE_GetProcessType());
|
|
#endif
|
|
|
|
SendGetProcessAttributes(&mID, &mIsForApp, &mIsForBrowser);
|
|
InitProcessAttributes();
|
|
|
|
#if defined(MOZ_TASK_TRACER) && defined (MOZ_NUWA_PROCESS)
|
|
if (IsNuwaProcess()) {
|
|
NuwaAddConstructor(ReinitTaskTracer, nullptr);
|
|
}
|
|
#endif
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
if (IsNuwaProcess()) {
|
|
NuwaAddConstructor(ResetTransports, nullptr);
|
|
}
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
ContentChild::InitProcessAttributes()
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
if (IsNuwaProcess()) {
|
|
SetProcessName(NS_LITERAL_STRING("(Nuwa)"), false);
|
|
return;
|
|
}
|
|
#endif
|
|
if (mIsForApp && !mIsForBrowser) {
|
|
SetProcessName(NS_LITERAL_STRING("(Preallocated app)"), false);
|
|
} else {
|
|
SetProcessName(NS_LITERAL_STRING("Browser"), false);
|
|
}
|
|
#else
|
|
SetProcessName(NS_LITERAL_STRING("Web Content"), true);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
ContentChild::SetProcessName(const nsAString& aName, bool aDontOverride)
|
|
{
|
|
if (!mCanOverrideProcessName) {
|
|
return;
|
|
}
|
|
|
|
char* name;
|
|
if ((name = PR_GetEnv("MOZ_DEBUG_APP_PROCESS")) &&
|
|
aName.EqualsASCII(name)) {
|
|
#ifdef OS_POSIX
|
|
printf_stderr("\n\nCHILDCHILDCHILDCHILD\n [%s] debug me @%d\n\n", name, getpid());
|
|
sleep(30);
|
|
#elif defined(OS_WIN)
|
|
// Windows has a decent JIT debugging story, so NS_DebugBreak does the
|
|
// right thing.
|
|
NS_DebugBreak(NS_DEBUG_BREAK,
|
|
"Invoking NS_DebugBreak() to debug child process",
|
|
nullptr, __FILE__, __LINE__);
|
|
#endif
|
|
}
|
|
|
|
mProcessName = aName;
|
|
mozilla::ipc::SetThisProcessName(NS_LossyConvertUTF16toASCII(aName).get());
|
|
|
|
if (aDontOverride) {
|
|
mCanOverrideProcessName = false;
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContentChild::ProvideWindow(nsIDOMWindow* aParent,
|
|
uint32_t aChromeFlags,
|
|
bool aCalledFromJS,
|
|
bool aPositionSpecified,
|
|
bool aSizeSpecified,
|
|
nsIURI* aURI,
|
|
const nsAString& aName,
|
|
const nsACString& aFeatures,
|
|
bool* aWindowIsNew,
|
|
nsIDOMWindow** aReturn)
|
|
{
|
|
return ProvideWindowCommon(nullptr, aParent, false, aChromeFlags,
|
|
aCalledFromJS, aPositionSpecified,
|
|
aSizeSpecified, aURI, aName, aFeatures,
|
|
aWindowIsNew, aReturn);
|
|
}
|
|
|
|
nsresult
|
|
ContentChild::ProvideWindowCommon(TabChild* aTabOpener,
|
|
nsIDOMWindow* aParent,
|
|
bool aIframeMoz,
|
|
uint32_t aChromeFlags,
|
|
bool aCalledFromJS,
|
|
bool aPositionSpecified,
|
|
bool aSizeSpecified,
|
|
nsIURI* aURI,
|
|
const nsAString& aName,
|
|
const nsACString& aFeatures,
|
|
bool* aWindowIsNew,
|
|
nsIDOMWindow** aReturn)
|
|
{
|
|
*aReturn = nullptr;
|
|
|
|
nsAutoPtr<IPCTabContext> ipcContext;
|
|
TabId openerTabId = TabId(0);
|
|
|
|
if (aTabOpener) {
|
|
PopupIPCTabContext context;
|
|
openerTabId = aTabOpener->GetTabId();
|
|
context.opener() = openerTabId;
|
|
context.isBrowserElement() = aTabOpener->IsBrowserElement();
|
|
ipcContext = new IPCTabContext(context);
|
|
} else {
|
|
// It's possible to not have a TabChild opener in the case
|
|
// of ServiceWorker::OpenWindow.
|
|
UnsafeIPCTabContext unsafeTabContext;
|
|
ipcContext = new IPCTabContext(unsafeTabContext);
|
|
}
|
|
|
|
MOZ_ASSERT(ipcContext);
|
|
TabId tabId;
|
|
SendAllocateTabId(openerTabId,
|
|
*ipcContext,
|
|
GetID(),
|
|
&tabId);
|
|
|
|
TabContext newTabContext = aTabOpener ? *aTabOpener : TabContext();
|
|
RefPtr<TabChild> newChild = new TabChild(this, tabId,
|
|
newTabContext, aChromeFlags);
|
|
if (NS_FAILED(newChild->Init())) {
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
if (aTabOpener) {
|
|
MOZ_ASSERT(ipcContext->type() == IPCTabContext::TPopupIPCTabContext);
|
|
ipcContext->get_PopupIPCTabContext().opener() = aTabOpener;
|
|
}
|
|
|
|
Unused << SendPBrowserConstructor(
|
|
// We release this ref in DeallocPBrowserChild
|
|
RefPtr<TabChild>(newChild).forget().take(),
|
|
tabId, *ipcContext, aChromeFlags,
|
|
GetID(), IsForApp(), IsForBrowser());
|
|
|
|
nsAutoCString url;
|
|
if (aURI) {
|
|
aURI->GetSpec(url);
|
|
} else {
|
|
// We can't actually send a nullptr up as the URI, since IPDL doesn't let us
|
|
// send nullptr's for primitives. We indicate that the nsString for the URI
|
|
// should be converted to a nullptr by voiding the string.
|
|
url.SetIsVoid(true);
|
|
}
|
|
|
|
nsString name(aName);
|
|
nsAutoCString features(aFeatures);
|
|
nsTArray<FrameScriptInfo> frameScripts;
|
|
nsCString urlToLoad;
|
|
|
|
if (aIframeMoz) {
|
|
MOZ_ASSERT(aTabOpener);
|
|
newChild->SendBrowserFrameOpenWindow(aTabOpener, NS_ConvertUTF8toUTF16(url), name,
|
|
NS_ConvertUTF8toUTF16(features),
|
|
aWindowIsNew);
|
|
} else {
|
|
nsAutoCString baseURIString;
|
|
if (aTabOpener) {
|
|
nsCOMPtr<nsPIDOMWindow> opener = do_QueryInterface(aParent);
|
|
nsCOMPtr<nsIDocument> doc = opener->GetDoc();
|
|
nsCOMPtr<nsIURI> baseURI = doc->GetDocBaseURI();
|
|
if (!baseURI) {
|
|
NS_ERROR("nsIDocument didn't return a base URI");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
baseURI->GetSpec(baseURIString);
|
|
}
|
|
|
|
nsresult rv;
|
|
if (!SendCreateWindow(aTabOpener, newChild,
|
|
aChromeFlags, aCalledFromJS, aPositionSpecified,
|
|
aSizeSpecified, url,
|
|
name, features,
|
|
baseURIString,
|
|
&rv,
|
|
aWindowIsNew,
|
|
&frameScripts,
|
|
&urlToLoad)) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
}
|
|
if (!*aWindowIsNew) {
|
|
PBrowserChild::Send__delete__(newChild);
|
|
return NS_ERROR_ABORT;
|
|
}
|
|
|
|
TextureFactoryIdentifier textureFactoryIdentifier;
|
|
uint64_t layersId = 0;
|
|
PRenderFrameChild* renderFrame = newChild->SendPRenderFrameConstructor();
|
|
newChild->SendGetRenderFrameInfo(renderFrame,
|
|
&textureFactoryIdentifier,
|
|
&layersId);
|
|
if (layersId == 0) { // if renderFrame is invalid.
|
|
PRenderFrameChild::Send__delete__(renderFrame);
|
|
renderFrame = nullptr;
|
|
}
|
|
|
|
ShowInfo showInfo(EmptyString(), false, false, true, 0, 0);
|
|
nsCOMPtr<nsPIDOMWindow> opener = do_QueryInterface(aParent);
|
|
nsIDocShell* openerShell;
|
|
if (opener && (openerShell = opener->GetDocShell())) {
|
|
nsCOMPtr<nsILoadContext> context = do_QueryInterface(openerShell);
|
|
showInfo = ShowInfo(EmptyString(), false,
|
|
context->UsePrivateBrowsing(), true,
|
|
aTabOpener->mDPI, aTabOpener->mDefaultScale);
|
|
}
|
|
|
|
// Unfortunately we don't get a window unless we've shown the frame. That's
|
|
// pretty bogus; see bug 763602.
|
|
newChild->DoFakeShow(textureFactoryIdentifier, layersId, renderFrame,
|
|
showInfo);
|
|
|
|
for (size_t i = 0; i < frameScripts.Length(); i++) {
|
|
FrameScriptInfo& info = frameScripts[i];
|
|
if (!newChild->RecvLoadRemoteScript(info.url(), info.runInGlobalScope())) {
|
|
MOZ_CRASH();
|
|
}
|
|
}
|
|
|
|
if (!urlToLoad.IsEmpty()) {
|
|
newChild->RecvLoadURL(urlToLoad, BrowserConfiguration(), showInfo);
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMWindow> win = do_GetInterface(newChild->WebNavigation());
|
|
win.forget(aReturn);
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
ContentChild::GetProcessName(nsAString& aName)
|
|
{
|
|
aName.Assign(mProcessName);
|
|
}
|
|
|
|
bool
|
|
ContentChild::IsAlive()
|
|
{
|
|
return mIsAlive;
|
|
}
|
|
|
|
void
|
|
ContentChild::GetProcessName(nsACString& aName)
|
|
{
|
|
aName.Assign(NS_ConvertUTF16toUTF8(mProcessName));
|
|
}
|
|
|
|
/* static */ void
|
|
ContentChild::AppendProcessId(nsACString& aName)
|
|
{
|
|
if (!aName.IsEmpty()) {
|
|
aName.Append(' ');
|
|
}
|
|
unsigned pid = getpid();
|
|
aName.Append(nsPrintfCString("(pid %u)", pid));
|
|
}
|
|
|
|
void
|
|
ContentChild::InitGraphicsDeviceData()
|
|
{
|
|
// Initialize the graphics platform. This may contact the parent process
|
|
// to read device preferences.
|
|
gfxPlatform::GetPlatform();
|
|
}
|
|
|
|
void
|
|
ContentChild::InitXPCOM()
|
|
{
|
|
// Do this as early as possible to get the parent process to initialize the
|
|
// background thread since we'll likely need database information very soon.
|
|
BackgroundChild::Startup();
|
|
|
|
nsCOMPtr<nsIIPCBackgroundChildCreateCallback> callback =
|
|
new BackgroundChildPrimer();
|
|
if (!BackgroundChild::GetOrCreateForCurrentThread(callback)) {
|
|
MOZ_CRASH("Failed to create PBackgroundChild!");
|
|
}
|
|
|
|
BlobChild::Startup(BlobChild::FriendKey());
|
|
|
|
nsCOMPtr<nsIConsoleService> svc(do_GetService(NS_CONSOLESERVICE_CONTRACTID));
|
|
if (!svc) {
|
|
NS_WARNING("Couldn't acquire console service");
|
|
return;
|
|
}
|
|
|
|
mConsoleListener = new ConsoleListener(this);
|
|
if (NS_FAILED(svc->RegisterListener(mConsoleListener)))
|
|
NS_WARNING("Couldn't register console listener for child process");
|
|
|
|
bool isOffline, isLangRTL;
|
|
bool isConnected;
|
|
ClipboardCapabilities clipboardCaps;
|
|
DomainPolicyClone domainPolicy;
|
|
StructuredCloneData initialData;
|
|
|
|
SendGetXPCOMProcessAttributes(&isOffline, &isConnected,
|
|
&isLangRTL, &mAvailableDictionaries,
|
|
&clipboardCaps, &domainPolicy, &initialData);
|
|
RecvSetOffline(isOffline);
|
|
RecvSetConnectivity(isConnected);
|
|
RecvBidiKeyboardNotify(isLangRTL);
|
|
|
|
// Create the CPOW manager as soon as possible.
|
|
SendPJavaScriptConstructor();
|
|
|
|
if (domainPolicy.active()) {
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
MOZ_ASSERT(ssm);
|
|
ssm->ActivateDomainPolicyInternal(getter_AddRefs(mPolicy));
|
|
if (!mPolicy) {
|
|
MOZ_CRASH("Failed to activate domain policy.");
|
|
}
|
|
mPolicy->ApplyClone(&domainPolicy);
|
|
}
|
|
|
|
nsCOMPtr<nsIClipboard> clipboard(do_GetService("@mozilla.org/widget/clipboard;1"));
|
|
if (nsCOMPtr<nsIClipboardProxy> clipboardProxy = do_QueryInterface(clipboard)) {
|
|
clipboardProxy->SetCapabilities(clipboardCaps);
|
|
}
|
|
|
|
{
|
|
AutoJSAPI jsapi;
|
|
if (NS_WARN_IF(!jsapi.Init(xpc::PrivilegedJunkScope()))) {
|
|
MOZ_CRASH();
|
|
}
|
|
ErrorResult rv;
|
|
JS::RootedValue data(jsapi.cx());
|
|
initialData.Read(jsapi.cx(), &data, rv);
|
|
if (NS_WARN_IF(rv.Failed())) {
|
|
MOZ_CRASH();
|
|
}
|
|
ProcessGlobal* global = ProcessGlobal::Get();
|
|
global->SetInitialProcessData(data);
|
|
}
|
|
|
|
// This object is held alive by the observer service.
|
|
RefPtr<SystemMessageHandledObserver> sysMsgObserver =
|
|
new SystemMessageHandledObserver();
|
|
sysMsgObserver->Init();
|
|
|
|
InitOnContentProcessCreated();
|
|
}
|
|
|
|
PMemoryReportRequestChild*
|
|
ContentChild::AllocPMemoryReportRequestChild(const uint32_t& aGeneration,
|
|
const bool &aAnonymize,
|
|
const bool &aMinimizeMemoryUsage,
|
|
const MaybeFileDesc& aDMDFile)
|
|
{
|
|
MemoryReportRequestChild *actor =
|
|
new MemoryReportRequestChild(aAnonymize, aDMDFile);
|
|
actor->AddRef();
|
|
return actor;
|
|
}
|
|
|
|
class MemoryReportCallback final : public nsIMemoryReporterCallback
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
explicit MemoryReportCallback(MemoryReportRequestChild* aActor,
|
|
const nsACString& aProcess)
|
|
: mActor(aActor)
|
|
, mProcess(aProcess)
|
|
{
|
|
}
|
|
|
|
NS_IMETHOD Callback(const nsACString& aProcess, const nsACString &aPath,
|
|
int32_t aKind, int32_t aUnits, int64_t aAmount,
|
|
const nsACString& aDescription,
|
|
nsISupports* aUnused) override
|
|
{
|
|
MemoryReport memreport(mProcess, nsCString(aPath), aKind, aUnits,
|
|
aAmount, nsCString(aDescription));
|
|
mActor->SendReport(memreport);
|
|
return NS_OK;
|
|
}
|
|
private:
|
|
~MemoryReportCallback() {}
|
|
|
|
RefPtr<MemoryReportRequestChild> mActor;
|
|
const nsCString mProcess;
|
|
};
|
|
NS_IMPL_ISUPPORTS(
|
|
MemoryReportCallback
|
|
, nsIMemoryReporterCallback
|
|
)
|
|
|
|
class MemoryReportFinishedCallback final : public nsIFinishReportingCallback
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
explicit MemoryReportFinishedCallback(MemoryReportRequestChild* aActor)
|
|
: mActor(aActor)
|
|
{
|
|
}
|
|
|
|
NS_IMETHOD Callback(nsISupports* aUnused) override
|
|
{
|
|
bool sent = PMemoryReportRequestChild::Send__delete__(mActor);
|
|
return sent ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
private:
|
|
~MemoryReportFinishedCallback() {}
|
|
|
|
RefPtr<MemoryReportRequestChild> mActor;
|
|
};
|
|
NS_IMPL_ISUPPORTS(
|
|
MemoryReportFinishedCallback
|
|
, nsIFinishReportingCallback
|
|
)
|
|
|
|
bool
|
|
ContentChild::RecvPMemoryReportRequestConstructor(
|
|
PMemoryReportRequestChild* aChild,
|
|
const uint32_t& aGeneration,
|
|
const bool& aAnonymize,
|
|
const bool& aMinimizeMemoryUsage,
|
|
const MaybeFileDesc& aDMDFile)
|
|
{
|
|
MemoryReportRequestChild *actor =
|
|
static_cast<MemoryReportRequestChild*>(aChild);
|
|
nsresult rv;
|
|
|
|
if (aMinimizeMemoryUsage) {
|
|
nsCOMPtr<nsIMemoryReporterManager> mgr = do_GetService("@mozilla.org/memory-reporter-manager;1");
|
|
rv = mgr->MinimizeMemoryUsage(actor);
|
|
// mgr will eventually call actor->Run()
|
|
} else {
|
|
rv = actor->Run();
|
|
}
|
|
|
|
return !NS_WARN_IF(NS_FAILED(rv));
|
|
}
|
|
|
|
NS_IMETHODIMP MemoryReportRequestChild::Run()
|
|
{
|
|
ContentChild *child = static_cast<ContentChild*>(Manager());
|
|
nsCOMPtr<nsIMemoryReporterManager> mgr = do_GetService("@mozilla.org/memory-reporter-manager;1");
|
|
|
|
nsCString process;
|
|
child->GetProcessName(process);
|
|
child->AppendProcessId(process);
|
|
|
|
// Run the reporters. The callback will turn each measurement into a
|
|
// MemoryReport.
|
|
RefPtr<MemoryReportCallback> cb =
|
|
new MemoryReportCallback(this, process);
|
|
RefPtr<MemoryReportFinishedCallback> finished =
|
|
new MemoryReportFinishedCallback(this);
|
|
|
|
return mgr->GetReportsForThisProcessExtended(cb, nullptr, mAnonymize,
|
|
FileDescriptorToFILE(mDMDFile, "wb"),
|
|
finished, nullptr);
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvDataStoreNotify(const uint32_t& aAppId,
|
|
const nsString& aName,
|
|
const nsString& aManifestURL)
|
|
{
|
|
RefPtr<DataStoreService> service = DataStoreService::GetOrCreate();
|
|
if (NS_WARN_IF(!service)) {
|
|
return false;
|
|
}
|
|
|
|
nsresult rv = service->EnableDataStore(aAppId, aName, aManifestURL);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPMemoryReportRequestChild(PMemoryReportRequestChild* actor)
|
|
{
|
|
static_cast<MemoryReportRequestChild*>(actor)->Release();
|
|
return true;
|
|
}
|
|
|
|
PCycleCollectWithLogsChild*
|
|
ContentChild::AllocPCycleCollectWithLogsChild(const bool& aDumpAllTraces,
|
|
const FileDescriptor& aGCLog,
|
|
const FileDescriptor& aCCLog)
|
|
{
|
|
CycleCollectWithLogsChild* actor = new CycleCollectWithLogsChild(aGCLog, aCCLog);
|
|
// Return actor with refcount 0, which is safe because it has a non-XPCOM type.
|
|
return actor;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvPCycleCollectWithLogsConstructor(PCycleCollectWithLogsChild* aActor,
|
|
const bool& aDumpAllTraces,
|
|
const FileDescriptor& aGCLog,
|
|
const FileDescriptor& aCCLog)
|
|
{
|
|
// Take a reference here, where the XPCOM type is regained.
|
|
RefPtr<CycleCollectWithLogsChild> sink = static_cast<CycleCollectWithLogsChild*>(aActor);
|
|
nsCOMPtr<nsIMemoryInfoDumper> dumper = do_GetService("@mozilla.org/memory-info-dumper;1");
|
|
|
|
dumper->DumpGCAndCCLogsToSink(aDumpAllTraces, sink);
|
|
|
|
// The actor's destructor is called when the last reference goes away...
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPCycleCollectWithLogsChild(PCycleCollectWithLogsChild* /* aActor */)
|
|
{
|
|
// ...so when we get here, there's nothing for us to do.
|
|
//
|
|
// Also, we're already in ~CycleCollectWithLogsChild (q.v.) at
|
|
// this point, so we shouldn't touch the actor in any case.
|
|
return true;
|
|
}
|
|
|
|
mozilla::plugins::PPluginModuleParent*
|
|
ContentChild::AllocPPluginModuleParent(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return plugins::PluginModuleContentParent::Initialize(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PContentBridgeChild*
|
|
ContentChild::AllocPContentBridgeChild(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return ContentBridgeChild::Create(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PContentBridgeParent*
|
|
ContentChild::AllocPContentBridgeParent(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
MOZ_ASSERT(!mLastBridge);
|
|
mLastBridge = static_cast<ContentBridgeParent*>(
|
|
ContentBridgeParent::Create(aTransport, aOtherProcess));
|
|
return mLastBridge;
|
|
}
|
|
|
|
PGMPServiceChild*
|
|
ContentChild::AllocPGMPServiceChild(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return GMPServiceChild::Create(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PCompositorChild*
|
|
ContentChild::AllocPCompositorChild(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return CompositorChild::Create(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PSharedBufferManagerChild*
|
|
ContentChild::AllocPSharedBufferManagerChild(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return SharedBufferManagerChild::StartUpInChildProcess(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PImageBridgeChild*
|
|
ContentChild::AllocPImageBridgeChild(mozilla::ipc::Transport* aTransport,
|
|
base::ProcessId aOtherProcess)
|
|
{
|
|
return ImageBridgeChild::StartUpInChildProcess(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PBackgroundChild*
|
|
ContentChild::AllocPBackgroundChild(Transport* aTransport,
|
|
ProcessId aOtherProcess)
|
|
{
|
|
return BackgroundChild::Alloc(aTransport, aOtherProcess);
|
|
}
|
|
|
|
PProcessHangMonitorChild*
|
|
ContentChild::AllocPProcessHangMonitorChild(Transport* aTransport,
|
|
ProcessId aOtherProcess)
|
|
{
|
|
return CreateHangMonitorChild(aTransport, aOtherProcess);
|
|
}
|
|
|
|
#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
|
|
|
|
#include <stdlib.h>
|
|
|
|
static bool
|
|
GetAppPaths(nsCString &aAppPath, nsCString &aAppBinaryPath, nsCString &aAppDir)
|
|
{
|
|
nsAutoCString appPath;
|
|
nsAutoCString appBinaryPath(
|
|
(CommandLine::ForCurrentProcess()->argv()[0]).c_str());
|
|
|
|
nsAutoCString::const_iterator start, end;
|
|
appBinaryPath.BeginReading(start);
|
|
appBinaryPath.EndReading(end);
|
|
if (RFindInReadable(NS_LITERAL_CSTRING(".app/Contents/MacOS/"), start, end)) {
|
|
end = start;
|
|
++end; ++end; ++end; ++end;
|
|
appBinaryPath.BeginReading(start);
|
|
appPath.Assign(Substring(start, end));
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> app, appBinary;
|
|
nsresult rv = NS_NewLocalFile(NS_ConvertUTF8toUTF16(appPath),
|
|
true, getter_AddRefs(app));
|
|
if (NS_FAILED(rv)) {
|
|
return false;
|
|
}
|
|
rv = NS_NewLocalFile(NS_ConvertUTF8toUTF16(appBinaryPath),
|
|
true, getter_AddRefs(appBinary));
|
|
if (NS_FAILED(rv)) {
|
|
return false;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> appDir;
|
|
nsCOMPtr<nsIProperties> dirSvc =
|
|
do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID);
|
|
if (!dirSvc) {
|
|
return false;
|
|
}
|
|
rv = dirSvc->Get(NS_XPCOM_CURRENT_PROCESS_DIR,
|
|
NS_GET_IID(nsIFile), getter_AddRefs(appDir));
|
|
if (NS_FAILED(rv)) {
|
|
return false;
|
|
}
|
|
bool exists;
|
|
rv = appDir->Exists(&exists);
|
|
if (NS_FAILED(rv) || !exists) {
|
|
return false;
|
|
}
|
|
|
|
bool isLink;
|
|
app->IsSymlink(&isLink);
|
|
if (isLink) {
|
|
app->GetNativeTarget(aAppPath);
|
|
} else {
|
|
app->GetNativePath(aAppPath);
|
|
}
|
|
appBinary->IsSymlink(&isLink);
|
|
if (isLink) {
|
|
appBinary->GetNativeTarget(aAppBinaryPath);
|
|
} else {
|
|
appBinary->GetNativePath(aAppBinaryPath);
|
|
}
|
|
appDir->IsSymlink(&isLink);
|
|
if (isLink) {
|
|
appDir->GetNativeTarget(aAppDir);
|
|
} else {
|
|
appDir->GetNativePath(aAppDir);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static void
|
|
StartMacOSContentSandbox()
|
|
{
|
|
nsAutoCString appPath, appBinaryPath, appDir;
|
|
if (!GetAppPaths(appPath, appBinaryPath, appDir)) {
|
|
MOZ_CRASH("Error resolving child process path");
|
|
}
|
|
|
|
MacSandboxInfo info;
|
|
info.type = MacSandboxType_Content;
|
|
info.level = Preferences::GetInt("security.sandbox.content.level");
|
|
info.appPath.assign(appPath.get());
|
|
info.appBinaryPath.assign(appBinaryPath.get());
|
|
info.appDir.assign(appDir.get());
|
|
|
|
std::string err;
|
|
if (!mozilla::StartMacSandbox(info, err)) {
|
|
NS_WARNING(err.c_str());
|
|
MOZ_CRASH("sandbox_init() failed");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
bool
|
|
ContentChild::RecvSetProcessSandbox(const MaybeFileDesc& aBroker)
|
|
{
|
|
// We may want to move the sandbox initialization somewhere else
|
|
// at some point; see bug 880808.
|
|
#if defined(MOZ_CONTENT_SANDBOX)
|
|
#if defined(XP_LINUX)
|
|
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 19
|
|
// For B2G >= KitKat, sandboxing is mandatory; this has already
|
|
// been enforced by ContentParent::StartUp().
|
|
MOZ_ASSERT(SandboxInfo::Get().CanSandboxContent());
|
|
#else
|
|
// Otherwise, sandboxing is best-effort.
|
|
if (!SandboxInfo::Get().CanSandboxContent()) {
|
|
return true;
|
|
}
|
|
#endif
|
|
int brokerFd = -1;
|
|
if (aBroker.type() == MaybeFileDesc::TFileDescriptor) {
|
|
brokerFd = aBroker.get_FileDescriptor().PlatformHandle();
|
|
// brokerFd < 0 means to allow direct filesystem access, so
|
|
// make absolutely sure that doesn't happen if the parent
|
|
// didn't intend it.
|
|
MOZ_RELEASE_ASSERT(brokerFd >= 0);
|
|
}
|
|
SetContentProcessSandbox(brokerFd);
|
|
#elif defined(XP_WIN)
|
|
mozilla::SandboxTarget::Instance()->StartSandbox();
|
|
#elif defined(XP_MACOSX)
|
|
StartMacOSContentSandbox();
|
|
#endif
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvSpeakerManagerNotify()
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
// Only notify the process which has the SpeakerManager instance.
|
|
RefPtr<SpeakerManagerService> service =
|
|
SpeakerManagerService::GetSpeakerManagerService();
|
|
if (service) {
|
|
service->Notify();
|
|
}
|
|
return true;
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvBidiKeyboardNotify(const bool& aIsLangRTL)
|
|
{
|
|
// bidi is always of type PuppetBidiKeyboard* (because in the child, the only
|
|
// possible implementation of nsIBidiKeyboard is PuppetBidiKeyboard).
|
|
PuppetBidiKeyboard* bidi = static_cast<PuppetBidiKeyboard*>(nsContentUtils::GetBidiKeyboard());
|
|
if (bidi) {
|
|
bidi->SetIsLangRTL(aIsLangRTL);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static CancelableTask* sFirstIdleTask;
|
|
|
|
static void FirstIdle(void)
|
|
{
|
|
MOZ_ASSERT(sFirstIdleTask);
|
|
sFirstIdleTask = nullptr;
|
|
ContentChild::GetSingleton()->SendFirstIdle();
|
|
}
|
|
|
|
mozilla::jsipc::PJavaScriptChild *
|
|
ContentChild::AllocPJavaScriptChild()
|
|
{
|
|
MOZ_ASSERT(ManagedPJavaScriptChild().IsEmpty());
|
|
|
|
return nsIContentChild::AllocPJavaScriptChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPJavaScriptChild(PJavaScriptChild *aChild)
|
|
{
|
|
return nsIContentChild::DeallocPJavaScriptChild(aChild);
|
|
}
|
|
|
|
PBrowserChild*
|
|
ContentChild::AllocPBrowserChild(const TabId& aTabId,
|
|
const IPCTabContext& aContext,
|
|
const uint32_t& aChromeFlags,
|
|
const ContentParentId& aCpID,
|
|
const bool& aIsForApp,
|
|
const bool& aIsForBrowser)
|
|
{
|
|
return nsIContentChild::AllocPBrowserChild(aTabId,
|
|
aContext,
|
|
aChromeFlags,
|
|
aCpID,
|
|
aIsForApp,
|
|
aIsForBrowser);
|
|
}
|
|
|
|
bool
|
|
ContentChild::SendPBrowserConstructor(PBrowserChild* aActor,
|
|
const TabId& aTabId,
|
|
const IPCTabContext& aContext,
|
|
const uint32_t& aChromeFlags,
|
|
const ContentParentId& aCpID,
|
|
const bool& aIsForApp,
|
|
const bool& aIsForBrowser)
|
|
{
|
|
return PContentChild::SendPBrowserConstructor(aActor,
|
|
aTabId,
|
|
aContext,
|
|
aChromeFlags,
|
|
aCpID,
|
|
aIsForApp,
|
|
aIsForBrowser);
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvPBrowserConstructor(PBrowserChild* aActor,
|
|
const TabId& aTabId,
|
|
const IPCTabContext& aContext,
|
|
const uint32_t& aChromeFlags,
|
|
const ContentParentId& aCpID,
|
|
const bool& aIsForApp,
|
|
const bool& aIsForBrowser)
|
|
{
|
|
// This runs after AllocPBrowserChild() returns and the IPC machinery for this
|
|
// PBrowserChild has been set up.
|
|
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
if (os) {
|
|
nsITabChild* tc =
|
|
static_cast<nsITabChild*>(static_cast<TabChild*>(aActor));
|
|
os->NotifyObservers(tc, "tab-child-created", nullptr);
|
|
}
|
|
|
|
static bool hasRunOnce = false;
|
|
if (!hasRunOnce) {
|
|
hasRunOnce = true;
|
|
|
|
MOZ_ASSERT(!sFirstIdleTask);
|
|
sFirstIdleTask = NewRunnableFunction(FirstIdle);
|
|
MessageLoop::current()->PostIdleTask(FROM_HERE, sFirstIdleTask);
|
|
|
|
// Redo InitProcessAttributes() when the app or browser is really
|
|
// launching so the attributes will be correct.
|
|
mID = aCpID;
|
|
mIsForApp = aIsForApp;
|
|
mIsForBrowser = aIsForBrowser;
|
|
InitProcessAttributes();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
ContentChild::GetAvailableDictionaries(InfallibleTArray<nsString>& aDictionaries)
|
|
{
|
|
aDictionaries = mAvailableDictionaries;
|
|
}
|
|
|
|
PFileDescriptorSetChild*
|
|
ContentChild::AllocPFileDescriptorSetChild(const FileDescriptor& aFD)
|
|
{
|
|
return new FileDescriptorSetChild(aFD);
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPFileDescriptorSetChild(PFileDescriptorSetChild* aActor)
|
|
{
|
|
delete static_cast<FileDescriptorSetChild*>(aActor);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPBrowserChild(PBrowserChild* aIframe)
|
|
{
|
|
return nsIContentChild::DeallocPBrowserChild(aIframe);
|
|
}
|
|
|
|
PBlobChild*
|
|
ContentChild::AllocPBlobChild(const BlobConstructorParams& aParams)
|
|
{
|
|
return nsIContentChild::AllocPBlobChild(aParams);
|
|
}
|
|
|
|
mozilla::PRemoteSpellcheckEngineChild *
|
|
ContentChild::AllocPRemoteSpellcheckEngineChild()
|
|
{
|
|
NS_NOTREACHED("Default Constructor for PRemoteSpellcheckEngineChild should never be called");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPRemoteSpellcheckEngineChild(PRemoteSpellcheckEngineChild *child)
|
|
{
|
|
delete child;
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPBlobChild(PBlobChild* aActor)
|
|
{
|
|
return nsIContentChild::DeallocPBlobChild(aActor);
|
|
}
|
|
|
|
PBlobChild*
|
|
ContentChild::SendPBlobConstructor(PBlobChild* aActor,
|
|
const BlobConstructorParams& aParams)
|
|
{
|
|
return PContentChild::SendPBlobConstructor(aActor, aParams);
|
|
}
|
|
|
|
PPresentationChild*
|
|
ContentChild::AllocPPresentationChild()
|
|
{
|
|
NS_NOTREACHED("We should never be manually allocating PPresentationChild actors");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPPresentationChild(PPresentationChild* aActor)
|
|
{
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyPresentationReceiverLaunched(PBrowserChild* aIframe,
|
|
const nsString& aSessionId)
|
|
{
|
|
nsCOMPtr<nsIDocShell> docShell =
|
|
do_GetInterface(static_cast<TabChild*>(aIframe)->WebNavigation());
|
|
NS_WARN_IF(!docShell);
|
|
|
|
nsCOMPtr<nsIPresentationService> service =
|
|
do_GetService(PRESENTATION_SERVICE_CONTRACTID);
|
|
NS_WARN_IF(!service);
|
|
|
|
NS_WARN_IF(NS_FAILED(static_cast<PresentationIPCService*>(service.get())->MonitorResponderLoading(aSessionId, docShell)));
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyPresentationReceiverCleanUp(const nsString& aSessionId)
|
|
{
|
|
nsCOMPtr<nsIPresentationService> service =
|
|
do_GetService(PRESENTATION_SERVICE_CONTRACTID);
|
|
NS_WARN_IF(!service);
|
|
|
|
NS_WARN_IF(NS_FAILED(service->UntrackSessionInfo(aSessionId)));
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyGMPsChanged()
|
|
{
|
|
GMPDecoderModule::UpdateUsableCodecs();
|
|
return true;
|
|
}
|
|
|
|
PCrashReporterChild*
|
|
ContentChild::AllocPCrashReporterChild(const mozilla::dom::NativeThreadId& id,
|
|
const uint32_t& processType)
|
|
{
|
|
#ifdef MOZ_CRASHREPORTER
|
|
return new CrashReporterChild();
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPCrashReporterChild(PCrashReporterChild* crashreporter)
|
|
{
|
|
delete crashreporter;
|
|
return true;
|
|
}
|
|
|
|
PHalChild*
|
|
ContentChild::AllocPHalChild()
|
|
{
|
|
return CreateHalChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPHalChild(PHalChild* aHal)
|
|
{
|
|
delete aHal;
|
|
return true;
|
|
}
|
|
|
|
devtools::PHeapSnapshotTempFileHelperChild*
|
|
ContentChild::AllocPHeapSnapshotTempFileHelperChild()
|
|
{
|
|
return devtools::HeapSnapshotTempFileHelperChild::Create();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPHeapSnapshotTempFileHelperChild(
|
|
devtools::PHeapSnapshotTempFileHelperChild* aHeapSnapshotHelper)
|
|
{
|
|
delete aHeapSnapshotHelper;
|
|
return true;
|
|
}
|
|
|
|
PIccChild*
|
|
ContentChild::SendPIccConstructor(PIccChild* aActor,
|
|
const uint32_t& aServiceId)
|
|
{
|
|
// Add an extra ref for IPDL. Will be released in
|
|
// ContentChild::DeallocPIccChild().
|
|
static_cast<IccChild*>(aActor)->AddRef();
|
|
return PContentChild::SendPIccConstructor(aActor, aServiceId);
|
|
}
|
|
|
|
PIccChild*
|
|
ContentChild::AllocPIccChild(const uint32_t& aServiceId)
|
|
{
|
|
NS_NOTREACHED("No one should be allocating PIccChild actors");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPIccChild(PIccChild* aActor)
|
|
{
|
|
// IccChild is refcounted, must not be freed manually.
|
|
static_cast<IccChild*>(aActor)->Release();
|
|
return true;
|
|
}
|
|
|
|
PTestShellChild*
|
|
ContentChild::AllocPTestShellChild()
|
|
{
|
|
return new TestShellChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPTestShellChild(PTestShellChild* shell)
|
|
{
|
|
delete shell;
|
|
return true;
|
|
}
|
|
|
|
jsipc::CPOWManager*
|
|
ContentChild::GetCPOWManager()
|
|
{
|
|
if (PJavaScriptChild* c = LoneManagedOrNullAsserts(ManagedPJavaScriptChild())) {
|
|
return CPOWManagerFor(c);
|
|
}
|
|
return CPOWManagerFor(SendPJavaScriptConstructor());
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvPTestShellConstructor(PTestShellChild* actor)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
PDeviceStorageRequestChild*
|
|
ContentChild::AllocPDeviceStorageRequestChild(const DeviceStorageParams& aParams)
|
|
{
|
|
return new DeviceStorageRequestChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPDeviceStorageRequestChild(PDeviceStorageRequestChild* aDeviceStorage)
|
|
{
|
|
delete aDeviceStorage;
|
|
return true;
|
|
}
|
|
|
|
PFileSystemRequestChild*
|
|
ContentChild::AllocPFileSystemRequestChild(const FileSystemParams& aParams)
|
|
{
|
|
NS_NOTREACHED("Should never get here!");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPFileSystemRequestChild(PFileSystemRequestChild* aFileSystem)
|
|
{
|
|
mozilla::dom::FileSystemTaskBase* child =
|
|
static_cast<mozilla::dom::FileSystemTaskBase*>(aFileSystem);
|
|
// The reference is increased in FileSystemTaskBase::Start of
|
|
// FileSystemTaskBase.cpp. We should decrease it after IPC.
|
|
NS_RELEASE(child);
|
|
return true;
|
|
}
|
|
|
|
PMobileConnectionChild*
|
|
ContentChild::SendPMobileConnectionConstructor(PMobileConnectionChild* aActor,
|
|
const uint32_t& aClientId)
|
|
{
|
|
#ifdef MOZ_B2G_RIL
|
|
// Add an extra ref for IPDL. Will be released in
|
|
// ContentChild::DeallocPMobileConnectionChild().
|
|
static_cast<MobileConnectionChild*>(aActor)->AddRef();
|
|
return PContentChild::SendPMobileConnectionConstructor(aActor, aClientId);
|
|
#else
|
|
MOZ_CRASH("No support for mobileconnection on this platform!");;
|
|
#endif
|
|
}
|
|
|
|
PMobileConnectionChild*
|
|
ContentChild::AllocPMobileConnectionChild(const uint32_t& aClientId)
|
|
{
|
|
#ifdef MOZ_B2G_RIL
|
|
NS_NOTREACHED("No one should be allocating PMobileConnectionChild actors");
|
|
return nullptr;
|
|
#else
|
|
MOZ_CRASH("No support for mobileconnection on this platform!");;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPMobileConnectionChild(PMobileConnectionChild* aActor)
|
|
{
|
|
#ifdef MOZ_B2G_RIL
|
|
// MobileConnectionChild is refcounted, must not be freed manually.
|
|
static_cast<MobileConnectionChild*>(aActor)->Release();
|
|
return true;
|
|
#else
|
|
MOZ_CRASH("No support for mobileconnection on this platform!");
|
|
#endif
|
|
}
|
|
|
|
PNeckoChild*
|
|
ContentChild::AllocPNeckoChild()
|
|
{
|
|
return new NeckoChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPNeckoChild(PNeckoChild* necko)
|
|
{
|
|
delete necko;
|
|
return true;
|
|
}
|
|
|
|
PPrintingChild*
|
|
ContentChild::AllocPPrintingChild()
|
|
{
|
|
// The ContentParent should never attempt to allocate the nsPrintingProxy,
|
|
// which implements PPrintingChild. Instead, the nsPrintingProxy service is
|
|
// requested and instantiated via XPCOM, and the constructor of
|
|
// nsPrintingProxy sets up the IPC connection.
|
|
NS_NOTREACHED("Should never get here!");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPPrintingChild(PPrintingChild* printing)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
PScreenManagerChild*
|
|
ContentChild::AllocPScreenManagerChild(uint32_t* aNumberOfScreens,
|
|
float* aSystemDefaultScale,
|
|
bool* aSuccess)
|
|
{
|
|
// The ContentParent should never attempt to allocate the
|
|
// nsScreenManagerProxy. Instead, the nsScreenManagerProxy
|
|
// service is requested and instantiated via XPCOM, and the
|
|
// constructor of nsScreenManagerProxy sets up the IPC connection.
|
|
NS_NOTREACHED("Should never get here!");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPScreenManagerChild(PScreenManagerChild* aService)
|
|
{
|
|
// nsScreenManagerProxy is AddRef'd in its constructor.
|
|
nsScreenManagerProxy *child = static_cast<nsScreenManagerProxy*>(aService);
|
|
child->Release();
|
|
return true;
|
|
}
|
|
|
|
PPSMContentDownloaderChild*
|
|
ContentChild::AllocPPSMContentDownloaderChild(const uint32_t& aCertType)
|
|
{
|
|
// NB: We don't need aCertType in the child actor.
|
|
RefPtr<PSMContentDownloaderChild> child = new PSMContentDownloaderChild();
|
|
return child.forget().take();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPPSMContentDownloaderChild(PPSMContentDownloaderChild* aListener)
|
|
{
|
|
auto* listener = static_cast<PSMContentDownloaderChild*>(aListener);
|
|
RefPtr<PSMContentDownloaderChild> child = dont_AddRef(listener);
|
|
return true;
|
|
}
|
|
|
|
PExternalHelperAppChild*
|
|
ContentChild::AllocPExternalHelperAppChild(const OptionalURIParams& uri,
|
|
const nsCString& aMimeContentType,
|
|
const nsCString& aContentDisposition,
|
|
const uint32_t& aContentDispositionHint,
|
|
const nsString& aContentDispositionFilename,
|
|
const bool& aForceSave,
|
|
const int64_t& aContentLength,
|
|
const OptionalURIParams& aReferrer,
|
|
PBrowserChild* aBrowser)
|
|
{
|
|
ExternalHelperAppChild *child = new ExternalHelperAppChild();
|
|
child->AddRef();
|
|
return child;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPExternalHelperAppChild(PExternalHelperAppChild* aService)
|
|
{
|
|
ExternalHelperAppChild *child = static_cast<ExternalHelperAppChild*>(aService);
|
|
child->Release();
|
|
return true;
|
|
}
|
|
|
|
PHandlerServiceChild*
|
|
ContentChild::AllocPHandlerServiceChild()
|
|
{
|
|
HandlerServiceChild* actor = new HandlerServiceChild();
|
|
actor->AddRef();
|
|
return actor;
|
|
}
|
|
|
|
bool ContentChild::DeallocPHandlerServiceChild(PHandlerServiceChild* aHandlerServiceChild)
|
|
{
|
|
static_cast<HandlerServiceChild*>(aHandlerServiceChild)->Release();
|
|
return true;
|
|
}
|
|
|
|
PCellBroadcastChild*
|
|
ContentChild::AllocPCellBroadcastChild()
|
|
{
|
|
MOZ_CRASH("No one should be allocating PCellBroadcastChild actors");
|
|
}
|
|
|
|
PCellBroadcastChild*
|
|
ContentChild::SendPCellBroadcastConstructor(PCellBroadcastChild* aActor)
|
|
{
|
|
aActor = PContentChild::SendPCellBroadcastConstructor(aActor);
|
|
if (aActor) {
|
|
static_cast<CellBroadcastIPCService*>(aActor)->AddRef();
|
|
}
|
|
|
|
return aActor;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPCellBroadcastChild(PCellBroadcastChild* aActor)
|
|
{
|
|
static_cast<CellBroadcastIPCService*>(aActor)->Release();
|
|
return true;
|
|
}
|
|
|
|
PSmsChild*
|
|
ContentChild::AllocPSmsChild()
|
|
{
|
|
return new SmsChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPSmsChild(PSmsChild* aSms)
|
|
{
|
|
delete aSms;
|
|
return true;
|
|
}
|
|
|
|
PTelephonyChild*
|
|
ContentChild::AllocPTelephonyChild()
|
|
{
|
|
MOZ_CRASH("No one should be allocating PTelephonyChild actors");
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPTelephonyChild(PTelephonyChild* aActor)
|
|
{
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
PVoicemailChild*
|
|
ContentChild::AllocPVoicemailChild()
|
|
{
|
|
MOZ_CRASH("No one should be allocating PVoicemailChild actors");
|
|
}
|
|
|
|
PVoicemailChild*
|
|
ContentChild::SendPVoicemailConstructor(PVoicemailChild* aActor)
|
|
{
|
|
aActor = PContentChild::SendPVoicemailConstructor(aActor);
|
|
if (aActor) {
|
|
static_cast<VoicemailIPCService*>(aActor)->AddRef();
|
|
}
|
|
|
|
return aActor;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPVoicemailChild(PVoicemailChild* aActor)
|
|
{
|
|
static_cast<VoicemailIPCService*>(aActor)->Release();
|
|
return true;
|
|
}
|
|
|
|
media::PMediaChild*
|
|
ContentChild::AllocPMediaChild()
|
|
{
|
|
return media::AllocPMediaChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPMediaChild(media::PMediaChild *aActor)
|
|
{
|
|
return media::DeallocPMediaChild(aActor);
|
|
}
|
|
|
|
PStorageChild*
|
|
ContentChild::AllocPStorageChild()
|
|
{
|
|
NS_NOTREACHED("We should never be manually allocating PStorageChild actors");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPStorageChild(PStorageChild* aActor)
|
|
{
|
|
DOMStorageDBChild* child = static_cast<DOMStorageDBChild*>(aActor);
|
|
child->ReleaseIPDLReference();
|
|
return true;
|
|
}
|
|
|
|
PBluetoothChild*
|
|
ContentChild::AllocPBluetoothChild()
|
|
{
|
|
#ifdef MOZ_B2G_BT
|
|
MOZ_CRASH("No one should be allocating PBluetoothChild actors");
|
|
#else
|
|
MOZ_CRASH("No support for bluetooth on this platform!");
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPBluetoothChild(PBluetoothChild* aActor)
|
|
{
|
|
#ifdef MOZ_B2G_BT
|
|
delete aActor;
|
|
return true;
|
|
#else
|
|
MOZ_CRASH("No support for bluetooth on this platform!");
|
|
#endif
|
|
}
|
|
|
|
PFMRadioChild*
|
|
ContentChild::AllocPFMRadioChild()
|
|
{
|
|
#ifdef MOZ_B2G_FM
|
|
NS_RUNTIMEABORT("No one should be allocating PFMRadioChild actors");
|
|
return nullptr;
|
|
#else
|
|
NS_RUNTIMEABORT("No support for FMRadio on this platform!");
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPFMRadioChild(PFMRadioChild* aActor)
|
|
{
|
|
#ifdef MOZ_B2G_FM
|
|
delete aActor;
|
|
return true;
|
|
#else
|
|
NS_RUNTIMEABORT("No support for FMRadio on this platform!");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
PSpeechSynthesisChild*
|
|
ContentChild::AllocPSpeechSynthesisChild()
|
|
{
|
|
#ifdef MOZ_WEBSPEECH
|
|
MOZ_CRASH("No one should be allocating PSpeechSynthesisChild actors");
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPSpeechSynthesisChild(PSpeechSynthesisChild* aActor)
|
|
{
|
|
#ifdef MOZ_WEBSPEECH
|
|
delete aActor;
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
PWebrtcGlobalChild *
|
|
ContentChild::AllocPWebrtcGlobalChild()
|
|
{
|
|
#ifdef MOZ_WEBRTC
|
|
WebrtcGlobalChild *child = new WebrtcGlobalChild();
|
|
return child;
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPWebrtcGlobalChild(PWebrtcGlobalChild *aActor)
|
|
{
|
|
#ifdef MOZ_WEBRTC
|
|
delete static_cast<WebrtcGlobalChild*>(aActor);
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
|
|
bool
|
|
ContentChild::RecvRegisterChrome(InfallibleTArray<ChromePackage>&& packages,
|
|
InfallibleTArray<SubstitutionMapping>&& resources,
|
|
InfallibleTArray<OverrideMapping>&& overrides,
|
|
const nsCString& locale,
|
|
const bool& reset)
|
|
{
|
|
nsCOMPtr<nsIChromeRegistry> registrySvc = nsChromeRegistry::GetService();
|
|
nsChromeRegistryContent* chromeRegistry =
|
|
static_cast<nsChromeRegistryContent*>(registrySvc.get());
|
|
chromeRegistry->RegisterRemoteChrome(packages, resources, overrides,
|
|
locale, reset);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvRegisterChromeItem(const ChromeRegistryItem& item)
|
|
{
|
|
nsCOMPtr<nsIChromeRegistry> registrySvc = nsChromeRegistry::GetService();
|
|
nsChromeRegistryContent* chromeRegistry =
|
|
static_cast<nsChromeRegistryContent*>(registrySvc.get());
|
|
switch (item.type()) {
|
|
case ChromeRegistryItem::TChromePackage:
|
|
chromeRegistry->RegisterPackage(item.get_ChromePackage());
|
|
break;
|
|
|
|
case ChromeRegistryItem::TOverrideMapping:
|
|
chromeRegistry->RegisterOverride(item.get_OverrideMapping());
|
|
break;
|
|
|
|
case ChromeRegistryItem::TSubstitutionMapping:
|
|
chromeRegistry->RegisterSubstitution(item.get_SubstitutionMapping());
|
|
break;
|
|
|
|
default:
|
|
MOZ_ASSERT(false, "bad chrome item");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvSetOffline(const bool& offline)
|
|
{
|
|
nsCOMPtr<nsIIOService> io (do_GetIOService());
|
|
NS_ASSERTION(io, "IO Service can not be null");
|
|
|
|
io->SetOffline(offline);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvSetConnectivity(const bool& connectivity)
|
|
{
|
|
nsCOMPtr<nsIIOService> io(do_GetIOService());
|
|
nsCOMPtr<nsIIOServiceInternal> ioInternal(do_QueryInterface(io));
|
|
NS_ASSERTION(ioInternal, "IO Service can not be null");
|
|
|
|
ioInternal->SetConnectivity(connectivity);
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
ContentChild::ActorDestroy(ActorDestroyReason why)
|
|
{
|
|
if (AbnormalShutdown == why) {
|
|
NS_WARNING("shutting down early because of crash!");
|
|
QuickExit();
|
|
}
|
|
|
|
#ifndef NS_FREE_PERMANENT_DATA
|
|
// In release builds, there's no point in the content process
|
|
// going through the full XPCOM shutdown path, because it doesn't
|
|
// keep persistent state.
|
|
QuickExit();
|
|
#else
|
|
if (sFirstIdleTask) {
|
|
sFirstIdleTask->Cancel();
|
|
}
|
|
|
|
mAlertObservers.Clear();
|
|
|
|
mIdleObservers.Clear();
|
|
|
|
nsCOMPtr<nsIConsoleService> svc(do_GetService(NS_CONSOLESERVICE_CONTRACTID));
|
|
if (svc) {
|
|
svc->UnregisterListener(mConsoleListener);
|
|
mConsoleListener->mChild = nullptr;
|
|
}
|
|
mIsAlive = false;
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
if (IsNuwaProcess()) {
|
|
// The Nuwa cannot go through the full XPCOM shutdown path or deadlock
|
|
// will result.
|
|
QuickExit();
|
|
}
|
|
#endif
|
|
|
|
XRE_ShutdownChildProcess();
|
|
#endif // NS_FREE_PERMANENT_DATA
|
|
}
|
|
|
|
void
|
|
ContentChild::ProcessingError(Result aCode, const char* aReason)
|
|
{
|
|
switch (aCode) {
|
|
case MsgDropped:
|
|
NS_WARNING("MsgDropped in ContentChild");
|
|
return;
|
|
|
|
case MsgNotKnown:
|
|
case MsgNotAllowed:
|
|
case MsgPayloadError:
|
|
case MsgProcessingError:
|
|
case MsgRouteError:
|
|
case MsgValueError:
|
|
break;
|
|
|
|
default:
|
|
NS_RUNTIMEABORT("not reached");
|
|
}
|
|
|
|
#if defined(MOZ_CRASHREPORTER) && !defined(MOZ_B2G)
|
|
if (PCrashReporterChild* c = LoneManagedOrNullAsserts(ManagedPCrashReporterChild())) {
|
|
CrashReporterChild* crashReporter =
|
|
static_cast<CrashReporterChild*>(c);
|
|
nsDependentCString reason(aReason);
|
|
crashReporter->SendAnnotateCrashReport(
|
|
NS_LITERAL_CSTRING("ipc_channel_error"),
|
|
reason);
|
|
}
|
|
#endif
|
|
NS_RUNTIMEABORT("Content child abort due to IPC error");
|
|
}
|
|
|
|
void
|
|
ContentChild::QuickExit()
|
|
{
|
|
NS_WARNING("content process _exit()ing");
|
|
_exit(0);
|
|
}
|
|
|
|
nsresult
|
|
ContentChild::AddRemoteAlertObserver(const nsString& aData,
|
|
nsIObserver* aObserver)
|
|
{
|
|
NS_ASSERTION(aObserver, "Adding a null observer?");
|
|
mAlertObservers.AppendElement(new AlertObserver(aObserver, aData));
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
bool
|
|
ContentChild::RecvSystemMemoryAvailable(const uint64_t& aGetterId,
|
|
const uint32_t& aMemoryAvailable)
|
|
{
|
|
RefPtr<Promise> p = dont_AddRef(reinterpret_cast<Promise*>(aGetterId));
|
|
|
|
if (!aMemoryAvailable) {
|
|
p->MaybeReject(NS_ERROR_NOT_AVAILABLE);
|
|
return true;
|
|
}
|
|
|
|
p->MaybeResolve((int)aMemoryAvailable);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvPreferenceUpdate(const PrefSetting& aPref)
|
|
{
|
|
Preferences::SetPreference(aPref);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvDataStoragePut(const nsString& aFilename,
|
|
const DataStorageItem& aItem)
|
|
{
|
|
RefPtr<DataStorage> storage = DataStorage::GetIfExists(aFilename);
|
|
if (storage) {
|
|
storage->Put(aItem.key(), aItem.value(), aItem.type());
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvDataStorageRemove(const nsString& aFilename,
|
|
const nsCString& aKey,
|
|
const DataStorageType& aType)
|
|
{
|
|
RefPtr<DataStorage> storage = DataStorage::GetIfExists(aFilename);
|
|
if (storage) {
|
|
storage->Remove(aKey, aType);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvDataStorageClear(const nsString& aFilename)
|
|
{
|
|
RefPtr<DataStorage> storage = DataStorage::GetIfExists(aFilename);
|
|
if (storage) {
|
|
storage->Clear();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyAlertsObserver(const nsCString& aType, const nsString& aData)
|
|
{
|
|
for (uint32_t i = 0; i < mAlertObservers.Length();
|
|
/*we mutate the array during the loop; ++i iff no mutation*/) {
|
|
AlertObserver* observer = mAlertObservers[i];
|
|
if (observer->Observes(aData) && observer->Notify(aType)) {
|
|
// if aType == alertfinished, this alert is done. we can
|
|
// remove the observer.
|
|
if (aType.Equals(nsDependentCString("alertfinished"))) {
|
|
mAlertObservers.RemoveElementAt(i);
|
|
continue;
|
|
}
|
|
}
|
|
++i;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyVisited(const URIParams& aURI)
|
|
{
|
|
nsCOMPtr<nsIURI> newURI = DeserializeURI(aURI);
|
|
if (!newURI) {
|
|
return false;
|
|
}
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->NotifyVisited(newURI);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvLoadProcessScript(const nsString& aURL)
|
|
{
|
|
ProcessGlobal* global = ProcessGlobal::Get();
|
|
global->LoadScript(aURL);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvAsyncMessage(const nsString& aMsg,
|
|
const ClonedMessageData& aData,
|
|
InfallibleTArray<CpowEntry>&& aCpows,
|
|
const IPC::Principal& aPrincipal)
|
|
{
|
|
RefPtr<nsFrameMessageManager> cpm = nsFrameMessageManager::GetChildProcessManager();
|
|
if (cpm) {
|
|
StructuredCloneData data;
|
|
ipc::UnpackClonedMessageDataForChild(aData, data);
|
|
CrossProcessCpowHolder cpows(this, aCpows);
|
|
cpm->ReceiveMessage(static_cast<nsIContentFrameMessageManager*>(cpm.get()), nullptr,
|
|
aMsg, false, &data, &cpows, aPrincipal, nullptr);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvGeolocationUpdate(const GeoPosition& somewhere)
|
|
{
|
|
nsCOMPtr<nsIGeolocationUpdate> gs = do_GetService("@mozilla.org/geolocation/service;1");
|
|
if (!gs) {
|
|
return true;
|
|
}
|
|
nsCOMPtr<nsIDOMGeoPosition> position = somewhere;
|
|
gs->Update(position);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvGeolocationError(const uint16_t& errorCode)
|
|
{
|
|
nsCOMPtr<nsIGeolocationUpdate> gs = do_GetService("@mozilla.org/geolocation/service;1");
|
|
if (!gs) {
|
|
return true;
|
|
}
|
|
gs->NotifyError(errorCode);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvUpdateDictionaryList(InfallibleTArray<nsString>&& aDictionaries)
|
|
{
|
|
mAvailableDictionaries = aDictionaries;
|
|
mozInlineSpellChecker::UpdateCanEnableInlineSpellChecking();
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvAddPermission(const IPC::Permission& permission)
|
|
{
|
|
#if MOZ_PERMISSIONS
|
|
nsCOMPtr<nsIPermissionManager> permissionManagerIface =
|
|
services::GetPermissionManager();
|
|
nsPermissionManager* permissionManager =
|
|
static_cast<nsPermissionManager*>(permissionManagerIface.get());
|
|
MOZ_ASSERT(permissionManager,
|
|
"We have no permissionManager in the Content process !");
|
|
|
|
nsAutoCString originNoSuffix;
|
|
PrincipalOriginAttributes attrs;
|
|
attrs.PopulateFromOrigin(permission.origin, originNoSuffix);
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = NS_NewURI(getter_AddRefs(uri), originNoSuffix);
|
|
NS_ENSURE_SUCCESS(rv, true);
|
|
|
|
nsCOMPtr<nsIPrincipal> principal = mozilla::BasePrincipal::CreateCodebasePrincipal(uri, attrs);
|
|
|
|
// child processes don't care about modification time.
|
|
int64_t modificationTime = 0;
|
|
|
|
permissionManager->AddInternal(principal,
|
|
nsCString(permission.type),
|
|
permission.capability,
|
|
0,
|
|
permission.expireType,
|
|
permission.expireTime,
|
|
modificationTime,
|
|
nsPermissionManager::eNotify,
|
|
nsPermissionManager::eNoDBOperation);
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvScreenSizeChanged(const gfx::IntSize& size)
|
|
{
|
|
#ifdef ANDROID
|
|
mScreenSize = size;
|
|
#else
|
|
NS_RUNTIMEABORT("Message currently only expected on android");
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvFlushMemory(const nsString& reason)
|
|
{
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
MOZ_ASSERT(!IsNuwaProcess() || !IsNuwaReady());
|
|
#endif
|
|
nsCOMPtr<nsIObserverService> os =
|
|
mozilla::services::GetObserverService();
|
|
if (os)
|
|
os->NotifyObservers(nullptr, "memory-pressure", reason.get());
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvActivateA11y()
|
|
{
|
|
#ifdef ACCESSIBILITY
|
|
// Start accessibility in content process if it's running in chrome
|
|
// process.
|
|
nsCOMPtr<nsIAccessibilityService> accService =
|
|
services::GetAccessibilityService();
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvGarbageCollect()
|
|
{
|
|
// Rebroadcast the "child-gc-request" so that workers will GC.
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
obs->NotifyObservers(nullptr, "child-gc-request", nullptr);
|
|
}
|
|
nsJSContext::GarbageCollectNow(JS::gcreason::DOM_IPC);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvCycleCollect()
|
|
{
|
|
// Rebroadcast the "child-cc-request" so that workers will CC.
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
if (obs) {
|
|
obs->NotifyObservers(nullptr, "child-cc-request", nullptr);
|
|
}
|
|
nsJSContext::CycleCollectNow();
|
|
return true;
|
|
}
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
static void
|
|
OnFinishNuwaPreparation()
|
|
{
|
|
// We want to ensure that the PBackground actor gets cloned in the Nuwa
|
|
// process before we freeze. Also, we have to do this to avoid deadlock.
|
|
// Protocols that are "opened" (e.g. PBackground, PCompositor) block the
|
|
// main thread to wait for the IPC thread during the open operation.
|
|
// NuwaSpawnWait() blocks the IPC thread to wait for the main thread when
|
|
// the Nuwa process is forked. Unless we ensure that the two cannot happen
|
|
// at the same time then we risk deadlock. Spinning the event loop here
|
|
// guarantees the ordering is safe for PBackground.
|
|
while (!BackgroundChild::GetForCurrentThread()) {
|
|
if (NS_WARN_IF(!NS_ProcessNextEvent())) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
// This will create the actor.
|
|
Unused << mozilla::dom::NuwaChild::GetSingleton();
|
|
|
|
MakeNuwaProcess();
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
PreloadSlowThings()
|
|
{
|
|
// This fetches and creates all the built-in stylesheets.
|
|
nsLayoutStylesheetCache::UserContentSheet();
|
|
|
|
TabChild::PreloadSlowThings();
|
|
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvAppInfo(const nsCString& version, const nsCString& buildID,
|
|
const nsCString& name, const nsCString& UAName,
|
|
const nsCString& ID, const nsCString& vendor)
|
|
{
|
|
mAppInfo.version.Assign(version);
|
|
mAppInfo.buildID.Assign(buildID);
|
|
mAppInfo.name.Assign(name);
|
|
mAppInfo.UAName.Assign(UAName);
|
|
mAppInfo.ID.Assign(ID);
|
|
mAppInfo.vendor.Assign(vendor);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvAppInit()
|
|
{
|
|
if (!Preferences::GetBool("dom.ipc.processPrelaunch.enabled", false)) {
|
|
return true;
|
|
}
|
|
|
|
// If we're part of the mozbrowser machinery, go ahead and start
|
|
// preloading things. We can only do this for mozbrowser because
|
|
// PreloadSlowThings() may set the docshell of the first TabChild
|
|
// inactive, and we can only safely restore it to active from
|
|
// BrowserElementChild.js.
|
|
if (mIsForApp || mIsForBrowser) {
|
|
PreloadSlowThings();
|
|
}
|
|
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
if (IsNuwaProcess()) {
|
|
ContentChild::GetSingleton()->RecvGarbageCollect();
|
|
MessageLoop::current()->PostTask(
|
|
FROM_HERE, NewRunnableFunction(OnFinishNuwaPreparation));
|
|
}
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvLastPrivateDocShellDestroyed()
|
|
{
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(nullptr, "last-pb-context-exited", nullptr);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvVolumes(nsTArray<VolumeInfo>&& aVolumes)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
RefPtr<nsVolumeService> vs = nsVolumeService::GetSingleton();
|
|
if (vs) {
|
|
vs->RecvVolumesFromParent(aVolumes);
|
|
}
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvFilePathUpdate(const nsString& aStorageType,
|
|
const nsString& aStorageName,
|
|
const nsString& aPath,
|
|
const nsCString& aReason)
|
|
{
|
|
if (nsDOMDeviceStorage::InstanceCount() == 0) {
|
|
// No device storage instances in this process. Don't try and
|
|
// and create a DeviceStorageFile since it will fail.
|
|
|
|
return true;
|
|
}
|
|
|
|
RefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(aStorageType, aStorageName, aPath);
|
|
|
|
nsString reason;
|
|
CopyASCIItoUTF16(aReason, reason);
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->NotifyObservers(dsf, "file-watcher-update", reason.get());
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvFileSystemUpdate(const nsString& aFsName,
|
|
const nsString& aVolumeName,
|
|
const int32_t& aState,
|
|
const int32_t& aMountGeneration,
|
|
const bool& aIsMediaPresent,
|
|
const bool& aIsSharing,
|
|
const bool& aIsFormatting,
|
|
const bool& aIsFake,
|
|
const bool& aIsUnmounting,
|
|
const bool& aIsRemovable,
|
|
const bool& aIsHotSwappable)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
RefPtr<nsVolume> volume = new nsVolume(aFsName, aVolumeName, aState,
|
|
aMountGeneration, aIsMediaPresent,
|
|
aIsSharing, aIsFormatting, aIsFake,
|
|
aIsUnmounting, aIsRemovable, aIsHotSwappable);
|
|
|
|
RefPtr<nsVolumeService> vs = nsVolumeService::GetSingleton();
|
|
if (vs) {
|
|
vs->UpdateVolume(volume);
|
|
}
|
|
#else
|
|
// Remove warnings about unused arguments
|
|
Unused << aFsName;
|
|
Unused << aVolumeName;
|
|
Unused << aState;
|
|
Unused << aMountGeneration;
|
|
Unused << aIsMediaPresent;
|
|
Unused << aIsSharing;
|
|
Unused << aIsFormatting;
|
|
Unused << aIsFake;
|
|
Unused << aIsUnmounting;
|
|
Unused << aIsRemovable;
|
|
Unused << aIsHotSwappable;
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvVolumeRemoved(const nsString& aFsName)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
RefPtr<nsVolumeService> vs = nsVolumeService::GetSingleton();
|
|
if (vs) {
|
|
vs->RemoveVolumeByName(aFsName);
|
|
}
|
|
#else
|
|
// Remove warnings about unused arguments
|
|
Unused << aFsName;
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyProcessPriorityChanged(
|
|
const hal::ProcessPriority& aPriority)
|
|
{
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
NS_ENSURE_TRUE(os, true);
|
|
|
|
RefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
|
|
props->SetPropertyAsInt32(NS_LITERAL_STRING("priority"),
|
|
static_cast<int32_t>(aPriority));
|
|
|
|
os->NotifyObservers(static_cast<nsIPropertyBag2*>(props),
|
|
"ipc:process-priority-changed", nullptr);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvMinimizeMemoryUsage()
|
|
{
|
|
#ifdef MOZ_NUWA_PROCESS
|
|
MOZ_ASSERT(!IsNuwaProcess() || !IsNuwaReady());
|
|
#endif
|
|
nsCOMPtr<nsIMemoryReporterManager> mgr =
|
|
do_GetService("@mozilla.org/memory-reporter-manager;1");
|
|
NS_ENSURE_TRUE(mgr, true);
|
|
|
|
mgr->MinimizeMemoryUsage(/* callback = */ nullptr);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyPhoneStateChange(const nsString& aState)
|
|
{
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
if (os) {
|
|
os->NotifyObservers(nullptr, "phone-state-changed", aState.get());
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void
|
|
ContentChild::AddIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS)
|
|
{
|
|
MOZ_ASSERT(aObserver, "null idle observer");
|
|
// Make sure aObserver isn't released while we wait for the parent
|
|
aObserver->AddRef();
|
|
SendAddIdleObserver(reinterpret_cast<uint64_t>(aObserver), aIdleTimeInS);
|
|
mIdleObservers.PutEntry(aObserver);
|
|
}
|
|
|
|
void
|
|
ContentChild::RemoveIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS)
|
|
{
|
|
MOZ_ASSERT(aObserver, "null idle observer");
|
|
SendRemoveIdleObserver(reinterpret_cast<uint64_t>(aObserver), aIdleTimeInS);
|
|
aObserver->Release();
|
|
mIdleObservers.RemoveEntry(aObserver);
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvNotifyIdleObserver(const uint64_t& aObserver,
|
|
const nsCString& aTopic,
|
|
const nsString& aTimeStr)
|
|
{
|
|
nsIObserver* observer = reinterpret_cast<nsIObserver*>(aObserver);
|
|
if (mIdleObservers.Contains(observer)) {
|
|
observer->Observe(nullptr, aTopic.get(), aTimeStr.get());
|
|
} else {
|
|
NS_WARNING("Received notification for an idle observer that was removed.");
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvLoadAndRegisterSheet(const URIParams& aURI, const uint32_t& aType)
|
|
{
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
|
|
if (!uri) {
|
|
return true;
|
|
}
|
|
|
|
nsStyleSheetService *sheetService = nsStyleSheetService::GetInstance();
|
|
if (sheetService) {
|
|
sheetService->LoadAndRegisterSheet(uri, aType);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvUnregisterSheet(const URIParams& aURI, const uint32_t& aType)
|
|
{
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
|
|
if (!uri) {
|
|
return true;
|
|
}
|
|
|
|
nsStyleSheetService *sheetService = nsStyleSheetService::GetInstance();
|
|
if (sheetService) {
|
|
sheetService->UnregisterSheet(uri, aType);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
POfflineCacheUpdateChild*
|
|
ContentChild::AllocPOfflineCacheUpdateChild(const URIParams& manifestURI,
|
|
const URIParams& documentURI,
|
|
const PrincipalInfo& aLoadingPrincipalInfo,
|
|
const bool& stickDocument,
|
|
const TabId& aTabId)
|
|
{
|
|
NS_RUNTIMEABORT("unused");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPOfflineCacheUpdateChild(POfflineCacheUpdateChild* actor)
|
|
{
|
|
OfflineCacheUpdateChild* offlineCacheUpdate =
|
|
static_cast<OfflineCacheUpdateChild*>(actor);
|
|
NS_RELEASE(offlineCacheUpdate);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvOnAppThemeChanged()
|
|
{
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
if (os) {
|
|
os->NotifyObservers(nullptr, "app-theme-changed", nullptr);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvStartProfiler(const ProfilerInitParams& params)
|
|
{
|
|
nsTArray<const char*> featureArray;
|
|
for (size_t i = 0; i < params.features().Length(); ++i) {
|
|
featureArray.AppendElement(params.features()[i].get());
|
|
}
|
|
|
|
nsTArray<const char*> threadNameFilterArray;
|
|
for (size_t i = 0; i < params.threadFilters().Length(); ++i) {
|
|
threadNameFilterArray.AppendElement(params.threadFilters()[i].get());
|
|
}
|
|
|
|
profiler_start(params.entries(), params.interval(),
|
|
featureArray.Elements(), featureArray.Length(),
|
|
threadNameFilterArray.Elements(), threadNameFilterArray.Length());
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvStopProfiler()
|
|
{
|
|
profiler_stop();
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvPauseProfiler(const bool& aPause)
|
|
{
|
|
if (aPause) {
|
|
profiler_pause();
|
|
} else {
|
|
profiler_resume();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvGatherProfile()
|
|
{
|
|
nsCString profileCString;
|
|
UniquePtr<char[]> profile = profiler_get_profile();
|
|
if (profile) {
|
|
profileCString = nsCString(profile.get(), strlen(profile.get()));
|
|
} else {
|
|
profileCString = EmptyCString();
|
|
}
|
|
|
|
Unused << SendProfile(profileCString);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvLoadPluginResult(const uint32_t& aPluginId, const bool& aResult)
|
|
{
|
|
nsresult rv;
|
|
bool finalResult = aResult &&
|
|
SendConnectPluginBridge(aPluginId, &rv) &&
|
|
NS_SUCCEEDED(rv);
|
|
plugins::PluginModuleContentParent::OnLoadPluginResult(aPluginId,
|
|
finalResult);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvAssociatePluginId(const uint32_t& aPluginId,
|
|
const base::ProcessId& aProcessId)
|
|
{
|
|
plugins::PluginModuleContentParent::AssociatePluginId(aPluginId, aProcessId);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvDomainSetChanged(const uint32_t& aSetType, const uint32_t& aChangeType,
|
|
const OptionalURIParams& aDomain)
|
|
{
|
|
if (aChangeType == ACTIVATE_POLICY) {
|
|
if (mPolicy) {
|
|
return true;
|
|
}
|
|
nsIScriptSecurityManager* ssm = nsContentUtils::GetSecurityManager();
|
|
MOZ_ASSERT(ssm);
|
|
ssm->ActivateDomainPolicyInternal(getter_AddRefs(mPolicy));
|
|
return !!mPolicy;
|
|
} else if (!mPolicy) {
|
|
MOZ_ASSERT_UNREACHABLE("If the domain policy is not active yet,"
|
|
" the first message should be ACTIVATE_POLICY");
|
|
return false;
|
|
}
|
|
|
|
NS_ENSURE_TRUE(mPolicy, false);
|
|
|
|
if (aChangeType == DEACTIVATE_POLICY) {
|
|
mPolicy->Deactivate();
|
|
mPolicy = nullptr;
|
|
return true;
|
|
}
|
|
|
|
nsCOMPtr<nsIDomainSet> set;
|
|
switch(aSetType) {
|
|
case BLACKLIST:
|
|
mPolicy->GetBlacklist(getter_AddRefs(set));
|
|
break;
|
|
case SUPER_BLACKLIST:
|
|
mPolicy->GetSuperBlacklist(getter_AddRefs(set));
|
|
break;
|
|
case WHITELIST:
|
|
mPolicy->GetWhitelist(getter_AddRefs(set));
|
|
break;
|
|
case SUPER_WHITELIST:
|
|
mPolicy->GetSuperWhitelist(getter_AddRefs(set));
|
|
break;
|
|
default:
|
|
NS_NOTREACHED("Unexpected setType");
|
|
return false;
|
|
}
|
|
|
|
MOZ_ASSERT(set);
|
|
|
|
nsCOMPtr<nsIURI> uri = DeserializeURI(aDomain);
|
|
|
|
switch(aChangeType) {
|
|
case ADD_DOMAIN:
|
|
NS_ENSURE_TRUE(uri, false);
|
|
set->Add(uri);
|
|
break;
|
|
case REMOVE_DOMAIN:
|
|
NS_ENSURE_TRUE(uri, false);
|
|
set->Remove(uri);
|
|
break;
|
|
case CLEAR_DOMAINS:
|
|
set->Clear();
|
|
break;
|
|
default:
|
|
NS_NOTREACHED("Unexpected changeType");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvShutdown()
|
|
{
|
|
if (mPolicy) {
|
|
mPolicy->Deactivate();
|
|
mPolicy = nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> os = services::GetObserverService();
|
|
if (os) {
|
|
os->NotifyObservers(static_cast<nsIContentChild*>(this),
|
|
"content-child-shutdown", nullptr);
|
|
}
|
|
|
|
GetIPCChannel()->SetAbortOnError(false);
|
|
|
|
#ifdef MOZ_ENABLE_PROFILER_SPS
|
|
if (profiler_is_active()) {
|
|
// We're shutting down while we were profiling. Send the
|
|
// profile up to the parent so that we don't lose this
|
|
// information.
|
|
Unused << RecvGatherProfile();
|
|
}
|
|
#endif
|
|
|
|
// Ignore errors here. If this fails, the parent will kill us after a
|
|
// timeout.
|
|
Unused << SendFinishShutdown();
|
|
return true;
|
|
}
|
|
|
|
PBrowserOrId
|
|
ContentChild::GetBrowserOrId(TabChild* aTabChild)
|
|
{
|
|
if (!aTabChild ||
|
|
this == aTabChild->Manager()) {
|
|
return PBrowserOrId(aTabChild);
|
|
}
|
|
else {
|
|
return PBrowserOrId(aTabChild->GetTabId());
|
|
}
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvUpdateWindow(const uintptr_t& aChildId)
|
|
{
|
|
#if defined(XP_WIN)
|
|
NS_ASSERTION(aChildId, "Expected child hwnd value for remote plugin instance.");
|
|
mozilla::plugins::PluginInstanceParent* parentInstance =
|
|
mozilla::plugins::PluginInstanceParent::LookupPluginInstanceByID(aChildId);
|
|
NS_ASSERTION(parentInstance, "Expected matching plugin instance");
|
|
if (parentInstance) {
|
|
// sync! update call to the plugin instance that forces the
|
|
// plugin to paint its child window.
|
|
parentInstance->CallUpdateWindow();
|
|
}
|
|
return true;
|
|
#else
|
|
NS_NOTREACHED("ContentChild::RecvUpdateWindow calls unexpected on this platform.");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
PContentPermissionRequestChild*
|
|
ContentChild::AllocPContentPermissionRequestChild(const InfallibleTArray<PermissionRequest>& aRequests,
|
|
const IPC::Principal& aPrincipal,
|
|
const TabId& aTabId)
|
|
{
|
|
NS_RUNTIMEABORT("unused");
|
|
return nullptr;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPContentPermissionRequestChild(PContentPermissionRequestChild* actor)
|
|
{
|
|
nsContentPermissionUtils::NotifyRemoveContentPermissionRequestChild(actor);
|
|
auto child = static_cast<RemotePermissionRequest*>(actor);
|
|
child->IPDLRelease();
|
|
return true;
|
|
}
|
|
|
|
PWebBrowserPersistDocumentChild*
|
|
ContentChild::AllocPWebBrowserPersistDocumentChild(PBrowserChild* aBrowser,
|
|
const uint64_t& aOuterWindowID)
|
|
{
|
|
return new WebBrowserPersistDocumentChild();
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvPWebBrowserPersistDocumentConstructor(PWebBrowserPersistDocumentChild *aActor,
|
|
PBrowserChild* aBrowser,
|
|
const uint64_t& aOuterWindowID)
|
|
{
|
|
if (NS_WARN_IF(!aBrowser)) {
|
|
return false;
|
|
}
|
|
nsCOMPtr<nsIDocument> rootDoc =
|
|
static_cast<TabChild*>(aBrowser)->GetDocument();
|
|
nsCOMPtr<nsIDocument> foundDoc;
|
|
if (aOuterWindowID) {
|
|
foundDoc = nsContentUtils::GetSubdocumentWithOuterWindowId(rootDoc, aOuterWindowID);
|
|
} else {
|
|
foundDoc = rootDoc;
|
|
}
|
|
|
|
if (!foundDoc) {
|
|
aActor->SendInitFailure(NS_ERROR_NO_CONTENT);
|
|
} else {
|
|
static_cast<WebBrowserPersistDocumentChild*>(aActor)->Start(foundDoc);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::DeallocPWebBrowserPersistDocumentChild(PWebBrowserPersistDocumentChild* aActor)
|
|
{
|
|
delete aActor;
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvGamepadUpdate(const GamepadChangeEvent& aGamepadEvent)
|
|
{
|
|
#ifdef MOZ_GAMEPAD
|
|
RefPtr<GamepadService> svc(GamepadService::GetService());
|
|
if (svc) {
|
|
svc->Update(aGamepadEvent);
|
|
}
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
// This code goes here rather than nsGlobalWindow.cpp because nsGlobalWindow.cpp
|
|
// can't include ContentChild.h since it includes windows.h.
|
|
|
|
static uint64_t gNextWindowID = 0;
|
|
|
|
// We use only 53 bits for the window ID so that it can be converted to and from
|
|
// a JS value without loss of precision. The upper bits of the window ID hold the
|
|
// process ID. The lower bits identify the window.
|
|
static const uint64_t kWindowIDTotalBits = 53;
|
|
static const uint64_t kWindowIDProcessBits = 22;
|
|
static const uint64_t kWindowIDWindowBits = kWindowIDTotalBits - kWindowIDProcessBits;
|
|
|
|
// Try to return a window ID that is unique across processes and that will never
|
|
// be recycled.
|
|
uint64_t
|
|
NextWindowID()
|
|
{
|
|
uint64_t processID = 0;
|
|
if (XRE_IsContentProcess()) {
|
|
ContentChild* cc = ContentChild::GetSingleton();
|
|
processID = cc->GetID();
|
|
}
|
|
|
|
MOZ_RELEASE_ASSERT(processID < (uint64_t(1) << kWindowIDProcessBits));
|
|
uint64_t processBits = processID & ((uint64_t(1) << kWindowIDProcessBits) - 1);
|
|
|
|
// Make sure no actual window ends up with mWindowID == 0.
|
|
uint64_t windowID = ++gNextWindowID;
|
|
|
|
MOZ_RELEASE_ASSERT(windowID < (uint64_t(1) << kWindowIDWindowBits));
|
|
uint64_t windowBits = windowID & ((uint64_t(1) << kWindowIDWindowBits) - 1);
|
|
|
|
return (processBits << kWindowIDWindowBits) | windowBits;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvInvokeDragSession(nsTArray<IPCDataTransfer>&& aTransfers,
|
|
const uint32_t& aAction)
|
|
{
|
|
nsCOMPtr<nsIDragService> dragService =
|
|
do_GetService("@mozilla.org/widget/dragservice;1");
|
|
if (dragService) {
|
|
dragService->StartDragSession();
|
|
nsCOMPtr<nsIDragSession> session;
|
|
dragService->GetCurrentSession(getter_AddRefs(session));
|
|
if (session) {
|
|
session->SetDragAction(aAction);
|
|
nsCOMPtr<DataTransfer> dataTransfer =
|
|
new DataTransfer(nullptr, eDragStart, false, -1);
|
|
for (uint32_t i = 0; i < aTransfers.Length(); ++i) {
|
|
auto& items = aTransfers[i].items();
|
|
for (uint32_t j = 0; j < items.Length(); ++j) {
|
|
const IPCDataTransferItem& item = items[j];
|
|
RefPtr<nsVariantCC> variant = new nsVariantCC();
|
|
if (item.data().type() == IPCDataTransferData::TnsString) {
|
|
const nsString& data = item.data().get_nsString();
|
|
variant->SetAsAString(data);
|
|
} else if (item.data().type() == IPCDataTransferData::TPBlobChild) {
|
|
BlobChild* blob = static_cast<BlobChild*>(item.data().get_PBlobChild());
|
|
RefPtr<BlobImpl> blobImpl = blob->GetBlobImpl();
|
|
variant->SetAsISupports(blobImpl);
|
|
} else {
|
|
continue;
|
|
}
|
|
dataTransfer->SetDataWithPrincipal(NS_ConvertUTF8toUTF16(item.flavor()),
|
|
variant, i,
|
|
nsContentUtils::GetSystemPrincipal());
|
|
}
|
|
}
|
|
session->SetDataTransfer(dataTransfer);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvEndDragSession(const bool& aDoneDrag,
|
|
const bool& aUserCancelled)
|
|
{
|
|
nsCOMPtr<nsIDragService> dragService =
|
|
do_GetService("@mozilla.org/widget/dragservice;1");
|
|
if (dragService) {
|
|
if (aUserCancelled) {
|
|
nsCOMPtr<nsIDragSession> dragSession = nsContentUtils::GetDragSession();
|
|
if (dragSession) {
|
|
dragSession->UserCancelled();
|
|
}
|
|
}
|
|
dragService->EndDragSession(aDoneDrag);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ContentChild::RecvTestGraphicsDeviceReset(const uint32_t& aResetReason)
|
|
{
|
|
#if defined(XP_WIN)
|
|
gfxPlatform::GetPlatform()->TestDeviceReset(DeviceResetReason(aResetReason));
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|