Example #1
0
JSBool JavaObject::getPropertyWrapper(JSContext* ctx, JS::Handle<JSObject*> obj,
    JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) {
  jsval rval;
  JSBool result = JavaObject::getProperty(ctx, obj.get(), id.get(), &rval);
  vp.set(rval);
  return result;
}
Example #2
0
// static
nsresult
IDBKeyRange::FromJSVal(JSContext* aCx,
                       JS::Handle<JS::Value> aVal,
                       IDBKeyRange** aKeyRange)
{
  nsRefPtr<IDBKeyRange> keyRange;

  if (aVal.isNullOrUndefined()) {
    // undefined and null returns no IDBKeyRange.
    keyRange.forget(aKeyRange);
    return NS_OK;
  }

  JS::Rooted<JSObject*> obj(aCx, aVal.isObject() ? &aVal.toObject() : nullptr);
  if (aVal.isPrimitive() || JS_IsArrayObject(aCx, obj) ||
      JS_ObjectIsDate(aCx, obj)) {
    // A valid key returns an 'only' IDBKeyRange.
    keyRange = new IDBKeyRange(nullptr, false, false, true);

    nsresult rv = GetKeyFromJSVal(aCx, aVal, keyRange->Lower());
    if (NS_FAILED(rv)) {
      return rv;
    }
  }
  else {
    MOZ_ASSERT(aVal.isObject());
    // An object is not permitted unless it's another IDBKeyRange.
    if (NS_FAILED(UNWRAP_OBJECT(IDBKeyRange, obj, keyRange))) {
      return NS_ERROR_DOM_INDEXEDDB_DATA_ERR;
    }
  }

  keyRange.forget(aKeyRange);
  return NS_OK;
}
Example #3
0
NS_IMETHODIMP
nsBinaryInputStream::ReadArrayBuffer(uint32_t aLength, JS::Handle<JS::Value> aBuffer, JSContext* cx)
{
    if (!aBuffer.isObject()) {
        return NS_ERROR_FAILURE;
    }
    JS::RootedObject buffer(cx, &aBuffer.toObject());
    if (!JS_IsArrayBufferObject(buffer) ||
        JS_GetArrayBufferByteLength(buffer) < aLength) {
        return NS_ERROR_FAILURE;
    }
    uint8_t* data = JS_GetStableArrayBufferData(cx, buffer);
    if (!data) {
        return NS_ERROR_FAILURE;
    }

    uint32_t bytesRead;
    nsresult rv = Read(reinterpret_cast<char*>(data), aLength, &bytesRead);
    if (NS_WARN_IF(NS_FAILED(rv)))
        return rv;
    if (bytesRead != aLength) {
        return NS_ERROR_FAILURE;
    }
    return NS_OK;
}
NS_IMETHODIMP
GonkGPSGeolocationProvider::Handle(const nsAString& aName,
                                   JS::Handle<JS::Value> aResult)
{
#ifdef MOZ_B2G_RIL
  if (aName.EqualsLiteral("ril.supl.apn")) {
    // When we get the APN, we attempt to call data_call_open of AGPS.
    if (aResult.isString()) {
      JSContext *cx = nsContentUtils::GetCurrentJSContext();
      NS_ENSURE_TRUE(cx, NS_OK);

      // NB: No need to enter a compartment to read the contents of a string.
      nsAutoJSString apn;
      if (!apn.init(cx, aResult.toString())) {
        return NS_ERROR_FAILURE;
      }
      if (!apn.IsEmpty()) {
        SetAGpsDataConn(apn);
      }
    }
  } else
#endif // MOZ_B2G_RIL
  if (aName.EqualsLiteral(SETTING_DEBUG_ENABLED)) {
    gGPSDebugging = aResult.isBoolean() ? aResult.toBoolean() : false;
    return NS_OK;
  }
  return NS_OK;
}
// PromiseNativeHandler
void
PresentationResponderInfo::ResolvedCallback(JSContext* aCx,
                                            JS::Handle<JS::Value> aValue)
{
  MOZ_ASSERT(NS_IsMainThread());

  if (NS_WARN_IF(!aValue.isObject())) {
    ReplyError(NS_ERROR_NOT_AVAILABLE);
    return;
  }

  JS::Rooted<JSObject*> obj(aCx, &aValue.toObject());
  if (NS_WARN_IF(!obj)) {
    ReplyError(NS_ERROR_NOT_AVAILABLE);
    return;
  }

  // Start to listen to document state change event |STATE_TRANSFERRING|.
  HTMLIFrameElement* frame = nullptr;
  nsresult rv = UNWRAP_OBJECT(HTMLIFrameElement, obj, frame);
  if (NS_WARN_IF(!frame)) {
    ReplyError(NS_ERROR_NOT_AVAILABLE);
    return;
  }

  nsCOMPtr<nsIFrameLoaderOwner> owner = do_QueryInterface((nsIFrameLoaderOwner*) frame);
  if (NS_WARN_IF(!owner)) {
    ReplyError(NS_ERROR_NOT_AVAILABLE);
    return;
  }

  nsCOMPtr<nsIFrameLoader> frameLoader;
  rv = owner->GetFrameLoader(getter_AddRefs(frameLoader));
  if (NS_WARN_IF(NS_FAILED(rv))) {
    ReplyError(rv);
    return;
  }

  nsRefPtr<TabParent> tabParent = TabParent::GetFrom(frameLoader);
  if (tabParent) {
    // OOP frame
    nsCOMPtr<nsIContentParent> cp = tabParent->Manager();
    NS_WARN_IF(!static_cast<ContentParent*>(cp.get())->SendNotifyPresentationReceiverLaunched(tabParent, mSessionId));
  } else {
    // In-process frame
    nsCOMPtr<nsIDocShell> docShell;
    rv = frameLoader->GetDocShell(getter_AddRefs(docShell));
    if (NS_WARN_IF(NS_FAILED(rv))) {
      ReplyError(rv);
      return;
    }

    mLoadingCallback = new PresentationResponderLoadingCallback(mSessionId);
    rv = mLoadingCallback->Init(docShell);
    if (NS_WARN_IF(NS_FAILED(rv))) {
      ReplyError(rv);
      return;
    }
  }
}
NS_IMETHODIMP
ArrayBufferInputStream::SetData(JS::Handle<JS::Value> aBuffer,
                                uint32_t aByteOffset,
                                uint32_t aLength,
                                JSContext* aCx)
{
  if (!aBuffer.isObject()) {
    return NS_ERROR_FAILURE;
  }
  JS::RootedObject arrayBuffer(aCx, &aBuffer.toObject());
  if (!JS_IsArrayBufferObject(arrayBuffer)) {
    return NS_ERROR_FAILURE;
  }

  mArrayBuffer.construct(aCx, aBuffer);

  uint32_t buflen = JS_GetArrayBufferByteLength(arrayBuffer);
  mOffset = std::min(buflen, aByteOffset);
  mBufferLength = std::min(buflen - mOffset, aLength);
  mBuffer = JS_GetStableArrayBufferData(aCx, arrayBuffer);
  if (!mBuffer) {
      return NS_ERROR_FAILURE;
  }
  return NS_OK;
}
Example #7
0
bool
FieldSetterImpl(JSContext *cx, JS::CallArgs args)
{
  JS::Handle<JS::Value> thisv = args.thisv();
  MOZ_ASSERT(ValueHasISupportsPrivate(thisv));

  JS::Rooted<JSObject*> thisObj(cx, &thisv.toObject());

  // We should be in the compartment of |this|. If we got here via nativeCall,
  // |this| is not same-compartment with |callee|, and it's possible via
  // asymmetric security semantics that |args.calleev()| is actually a security
  // wrapper. In this case, we know we want to do an unsafe unwrap, and
  // InstallXBLField knows how to handle cross-compartment pointers.
  bool installed = false;
  JS::Rooted<JSObject*> callee(cx, js::UncheckedUnwrap(&args.calleev().toObject()));
  JS::Rooted<jsid> id(cx);
  if (!InstallXBLField(cx, callee, thisObj, &id, &installed)) {
    return false;
  }

  if (installed) {
    if (!::JS_SetPropertyById(cx, thisObj, id, args.get(0))) {
      return false;
    }
  }
  args.rval().setUndefined();
  return true;
}
Example #8
0
NS_IMETHODIMP
TCPSocketParent::InitJS(JS::Handle<JS::Value> aIntermediary, JSContext* aCx)
{
  MOZ_ASSERT(aIntermediary.isObject());
  mIntermediaryObj = &aIntermediary.toObject();
  return NS_OK;
}
Example #9
0
  NS_IMETHOD Handle(const nsAString& aName, JS::Handle<JS::Value> aResult)
  {
    RefPtr<AudioManager> audioManager = AudioManager::GetInstance();
    MOZ_ASSERT(audioManager);
    for (uint32_t idx = 0; idx < MOZ_ARRAY_LENGTH(gVolumeData); ++idx) {
      NS_ConvertASCIItoUTF16 volumeType(gVolumeData[idx].mChannelName);
      if (StringBeginsWith(aName, volumeType)) {
        uint32_t device = GetDeviceFromSettingName(aName);
        MOZ_ASSERT(device != AUDIO_DEVICE_NONE);
        if (aResult.isInt32()) {
          int32_t stream = gVolumeData[idx].mStreamType;
          uint32_t volIndex = aResult.toInt32();
          nsresult rv = audioManager->ValidateVolumeIndex(stream, volIndex);
          if (NS_WARN_IF(NS_FAILED(rv))) {
            mPromiseHolder.Reject("Error : invalid volume index.", __func__);
            return rv;
          }
          audioManager->SetStreamVolumeForDevice(stream, volIndex, device);
        }

        if (++mInitCounter == MOZ_ARRAY_LENGTH(kAudioDeviceInfos) * MOZ_ARRAY_LENGTH(gVolumeData)) {
          mPromiseHolder.Resolve(true, __func__);
        }
        return NS_OK;
      }
    }
    mPromiseHolder.Reject("Error : unexpected audio init event.", __func__);
    return NS_OK;
  }
Example #10
0
NS_IMETHODIMP
nsBinaryInputStream::ReadArrayBuffer(uint32_t aLength,
                                     JS::Handle<JS::Value> aBuffer,
                                     JSContext* aCx, uint32_t* aReadLength)
{
  if (!aBuffer.isObject()) {
    return NS_ERROR_FAILURE;
  }
  JS::RootedObject buffer(aCx, &aBuffer.toObject());
  if (!JS_IsArrayBufferObject(buffer)) {
    return NS_ERROR_FAILURE;
  }

  uint32_t bufferLength = JS_GetArrayBufferByteLength(buffer);
  if (bufferLength < aLength) {
    return NS_ERROR_FAILURE;
  }

  uint32_t bufSize = std::min<uint32_t>(aLength, 4096);
  UniquePtr<char[]> buf = MakeUnique<char[]>(bufSize);

  uint32_t pos = 0;
  *aReadLength = 0;
  do {
    // Read data into temporary buffer.
    uint32_t bytesRead;
    uint32_t amount = std::min(aLength - pos, bufSize);
    nsresult rv = Read(buf.get(), amount, &bytesRead);
    if (NS_WARN_IF(NS_FAILED(rv))) {
      return rv;
    }
    MOZ_ASSERT(bytesRead <= amount);

    if (bytesRead == 0) {
      break;
    }

    // Copy data into actual buffer.

    JS::AutoCheckCannotGC nogc;
    bool isShared;
    if (bufferLength != JS_GetArrayBufferByteLength(buffer)) {
      return NS_ERROR_FAILURE;
    }

    char* data = reinterpret_cast<char*>(JS_GetArrayBufferData(buffer, &isShared, nogc));
    MOZ_ASSERT(!isShared);      // Implied by JS_GetArrayBufferData()
    if (!data) {
      return NS_ERROR_FAILURE;
    }

    *aReadLength += bytesRead;
    PodCopy(data + pos, buf.get(), bytesRead);

    pos += bytesRead;
  } while (pos < aLength);

  return NS_OK;
}
Example #11
0
NS_IMETHODIMP
nsSpeechTask::SendAudio(JS::Handle<JS::Value> aData, JS::Handle<JS::Value> aLandmarks,
                        JSContext* aCx)
{
  MOZ_ASSERT(XRE_IsParentProcess());

  if(NS_WARN_IF(!(mStream))) {
    return NS_ERROR_NOT_AVAILABLE;
  }
  if(NS_WARN_IF(mStream->IsDestroyed())) {
    return NS_ERROR_NOT_AVAILABLE;
  }
  if(NS_WARN_IF(!(mChannels))) {
    return NS_ERROR_FAILURE;
  }
  if(NS_WARN_IF(!(aData.isObject()))) {
    return NS_ERROR_INVALID_ARG;
  }

  if (mIndirectAudio) {
    NS_WARNING("Can't call SendAudio from an indirect audio speech service.");
    return NS_ERROR_FAILURE;
  }

  JS::Rooted<JSObject*> darray(aCx, &aData.toObject());
  JSAutoCompartment ac(aCx, darray);

  JS::Rooted<JSObject*> tsrc(aCx, nullptr);

  // Allow either Int16Array or plain JS Array
  if (JS_IsInt16Array(darray)) {
    tsrc = darray;
  } else {
    bool isArray;
    if (!JS_IsArrayObject(aCx, darray, &isArray)) {
      return NS_ERROR_UNEXPECTED;
    }
    if (isArray) {
      tsrc = JS_NewInt16ArrayFromArray(aCx, darray);
    }
  }

  if (!tsrc) {
    return NS_ERROR_DOM_TYPE_MISMATCH_ERR;
  }

  uint32_t dataLen = JS_GetTypedArrayLength(tsrc);
  RefPtr<mozilla::SharedBuffer> samples;
  {
    JS::AutoCheckCannotGC nogc;
    samples = makeSamples(JS_GetInt16ArrayData(tsrc, nogc), dataLen);
  }
  SendAudioImpl(samples, dataLen);

  return NS_OK;
}
static already_AddRefed<EventListener>
ToEventListener(JSContext* aCx, JS::Handle<JS::Value> aValue)
{
  if (NS_WARN_IF(!aValue.isObject())) {
    return nullptr;
  }

  JS::Rooted<JSObject*> obj(aCx, &aValue.toObject());
  RefPtr<EventListener> listener =
    new EventListener(aCx, obj, GetIncumbentGlobal());
  return listener.forget();
}
NS_IMETHODIMP
GonkGPSGeolocationProvider::Handle(const nsAString& aName,
                                   JS::Handle<JS::Value> aResult)
{
#ifdef MOZ_B2G_RIL
  if (aName.EqualsLiteral("ril.supl.apn")) {
    // When we get the APN, we attempt to call data_call_open of AGPS.
    if (aResult.isString()) {
      JSContext *cx = nsContentUtils::GetCurrentJSContext();
      NS_ENSURE_TRUE(cx, NS_OK);

      // NB: No need to enter a compartment to read the contents of a string.
      nsAutoJSString apn;
      if (!apn.init(cx, aResult.toString())) {
        return NS_ERROR_FAILURE;
      }
      if (!apn.IsEmpty()) {
        SetAGpsDataConn(apn);
      }
    }
  } else if (aName.EqualsASCII(kSettingRilDefaultServiceId)) {
    uint32_t id = 0;
    JSContext *cx = nsContentUtils::GetCurrentJSContext();
    NS_ENSURE_TRUE(cx, NS_OK);
    if (!JS::ToUint32(cx, aResult, &id)) {
      return NS_ERROR_FAILURE;
    }

    if (!IsValidRilServiceId(id)) {
      return NS_ERROR_UNEXPECTED;
    }

    mRilDataServiceId = id;
    UpdateRadioInterface();

    MOZ_ASSERT(!mObservingNetworkConnStateChange);

    // Now we know which service ID to deal with, observe necessary topic then
    nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
    NS_ENSURE_TRUE(obs, NS_OK);

    if (NS_FAILED(obs->AddObserver(this, kNetworkConnStateChangedTopic, false))) {
      NS_WARNING("Failed to add network state changed observer!");
    } else {
      mObservingNetworkConnStateChange = true;
    }
  }
#endif // MOZ_B2G_RIL
  return NS_OK;
}
Example #14
0
NS_IMETHODIMP
SmsFilter::SetRead(JSContext* aCx, JS::Handle<JS::Value> aRead)
{
  if (aRead.isNull()) {
    mData.read() = eReadState_Unknown;
    return NS_OK;
  }

  if (!aRead.isBoolean()) {
    return NS_ERROR_INVALID_ARG;
  }

  mData.read() = aRead.toBoolean() ? eReadState_Read : eReadState_Unread;
  return NS_OK;
}
Example #15
0
NS_IMETHODIMP
WebVTTListener::OnRegion(JS::Handle<JS::Value> aRegion, JSContext* aCx)
{
  if (!aRegion.isObject()) {
    return NS_ERROR_FAILURE;
  }

  TextTrackRegion* region;
  nsresult rv = UNWRAP_OBJECT(VTTRegion, &aRegion.toObject(), region);
  NS_ENSURE_SUCCESS(rv, rv);

  mElement->mTrack->AddRegion(*region);

  return NS_OK;
}
Example #16
0
js_DefineOwnProperty(JSContext *cx, JSObject *objArg, jsid idArg,
                     JS::Handle<js::PropertyDescriptor> descriptor, bool *bp)
{
    RootedObject obj(cx, objArg);
    RootedId id(cx, idArg);
    js::AssertHeapIsIdle(cx);
    CHECK_REQUEST(cx);
    assertSameCompartment(cx, obj, id, descriptor.value());
    if (descriptor.hasGetterObject())
        assertSameCompartment(cx, descriptor.getterObject());
    if (descriptor.hasSetterObject())
        assertSameCompartment(cx, descriptor.setterObject());

    return DefineOwnProperty(cx, HandleObject(obj), id, descriptor, bp);
}
Example #17
0
already_AddRefed<Promise> JSWindowActor::SendQuery(
    JSContext* aCx, const nsAString& aMessageName, JS::Handle<JS::Value> aObj,
    JS::Handle<JS::Value> aTransfers, ErrorResult& aRv) {
  ipc::StructuredCloneData data;
  if (!aObj.isUndefined() && !nsFrameMessageManager::GetParamsForMessage(
                                 aCx, aObj, aTransfers, data)) {
    aRv.Throw(NS_ERROR_DOM_DATA_CLONE_ERR);
    return nullptr;
  }

  nsIGlobalObject* global = xpc::CurrentNativeGlobal(aCx);
  if (NS_WARN_IF(!global)) {
    aRv.Throw(NS_ERROR_UNEXPECTED);
    return nullptr;
  }

  RefPtr<Promise> promise = Promise::Create(global, aRv);
  if (NS_WARN_IF(aRv.Failed())) {
    return nullptr;
  }

  JSWindowActorMessageMeta meta;
  meta.actorName() = mName;
  meta.messageName() = aMessageName;
  meta.queryId() = mNextQueryId++;
  meta.kind() = JSWindowActorMessageKind::Query;

  mPendingQueries.Put(meta.queryId(), promise);

  SendRawMessage(meta, std::move(data), aRv);
  return promise.forget();
}
NS_IMETHODIMP
MobileConnectionRequestParent::NotifyGetCallForwardingSuccess(JS::Handle<JS::Value> aResults)
{
  uint32_t length;
  AutoSafeJSContext cx;
  JS::Rooted<JSObject*> object(cx, &aResults.toObject());
  nsTArray<IPC::MozCallForwardingOptions> results;

  if (!JS_IsArrayObject(cx, object) ||
      !JS_GetArrayLength(cx, object, &length)) {
    return NS_ERROR_TYPE_ERR;
  }

  for (uint32_t i = 0; i < length; i++) {
    JS::Rooted<JS::Value> entry(cx);
    IPC::MozCallForwardingOptions info;

    if (!JS_GetElement(cx, object, i, &entry) || !info.Init(cx, entry)) {
      return NS_ERROR_TYPE_ERR;
    }

    results.AppendElement(info);
  }

  return SendReply(MobileConnectionReplySuccessCallForwarding(results));
}
NS_IMETHODIMP
WebVTTListener::OnCue(JS::Handle<JS::Value> aCue, JSContext* aCx)
{
  if (!aCue.isObject()) {
    return NS_ERROR_FAILURE;
  }

  TextTrackCue* cue = nullptr;
  nsresult rv = UNWRAP_OBJECT(VTTCue, &aCue.toObject(), cue);
  NS_ENSURE_SUCCESS(rv, rv);

  cue->SetTrackElement(mElement);
  mElement->mTrack->AddCue(*cue);

  return NS_OK;
}
Example #20
0
js::GetObjectProto(JSContext *cx, JS::Handle<JSObject*> obj, JS::MutableHandle<JSObject*> proto)
{
    if (IsProxy(obj))
        return JS_GetPrototype(cx, obj, proto);

    proto.set(reinterpret_cast<const shadow::Object*>(obj.get())->type->proto);
    return true;
}
Example #21
0
bool
ValueHasISupportsPrivate(JS::Handle<JS::Value> v)
{
  if (!v.isObject()) {
    return false;
  }

  const DOMJSClass* domClass = GetDOMClass(&v.toObject());
  if (domClass) {
    return domClass->mDOMObjectIsISupports;
  }

  const JSClass* clasp = ::JS_GetClass(&v.toObject());
  const uint32_t HAS_PRIVATE_NSISUPPORTS =
    JSCLASS_HAS_PRIVATE | JSCLASS_PRIVATE_IS_NSISUPPORTS;
  return (clasp->flags & HAS_PRIVATE_NSISUPPORTS) == HAS_PRIVATE_NSISUPPORTS;
}
Example #22
0
void
GetEntryHelper::ResolvedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue)
{
  if(NS_WARN_IF(!aValue.isObject())) {
    return;
  }

  JS::Rooted<JSObject*> obj(aCx, &aValue.toObject());

  // This is not the last part of the path.
  if (!mParts.IsEmpty()) {
    ContinueRunning(obj);
    return;
  }

  CompleteOperation(obj);
}
void
nsDOMCameraControl::StartRecording(JSContext* aCx,
                                   JS::Handle<JS::Value> aOptions,
                                   nsDOMDeviceStorage& storageArea,
                                   const nsAString& filename,
                                   nsICameraStartRecordingCallback* onSuccess,
                                   const Optional<nsICameraErrorCallback*>& onError,
                                   ErrorResult& aRv)
{
  MOZ_ASSERT(onSuccess, "no onSuccess handler passed");
  mozilla::idl::CameraStartRecordingOptions options;

  // Default values, until the dictionary parser can handle them.
  options.rotation = 0;
  options.maxFileSizeBytes = 0;
  options.maxVideoLengthMs = 0;
  aRv = options.Init(aCx, aOptions.address());
  if (aRv.Failed()) {
    return;
  }

  nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
  if (!obs) {
    NS_WARNING("Could not get the Observer service for CameraControl::StartRecording.");
    aRv.Throw(NS_ERROR_FAILURE);
    return;
  }

  obs->NotifyObservers(nullptr,
                       "recording-device-events",
                       NS_LITERAL_STRING("starting").get());
  // Forward recording events to parent process.
  // The events are gathered in chrome process and used for recording indicator
  if (XRE_GetProcessType() != GeckoProcessType_Default) {
    unused << ContentChild::GetSingleton()->SendRecordingDeviceEvents(NS_LITERAL_STRING("starting"));
  }

  #ifdef MOZ_B2G
  if (!mAudioChannelAgent) {
    mAudioChannelAgent = do_CreateInstance("@mozilla.org/audiochannelagent;1");
    if (mAudioChannelAgent) {
      // Camera app will stop recording when it falls to the background, so no callback is necessary.
      mAudioChannelAgent->Init(AUDIO_CHANNEL_CONTENT, nullptr);
      // Video recording doesn't output any sound, so it's not necessary to check canPlay.
      bool canPlay;
      mAudioChannelAgent->StartPlaying(&canPlay);
    }
  }
  #endif

  nsCOMPtr<nsIFile> folder;
  aRv = storageArea.GetRootDirectoryForFile(filename, getter_AddRefs(folder));
  if (aRv.Failed()) {
    return;
  }
  aRv = mCameraControl->StartRecording(&options, folder, filename, onSuccess,
                                       onError.WasPassed() ? onError.Value() : nullptr);
}
Example #24
0
bool
JSCompartment::addToVarNames(JSContext* cx, JS::Handle<JSAtom*> name)
{
    if (varNames_.put(name.get()))
        return true;

    ReportOutOfMemory(cx);
    return false;
}
Example #25
0
  NS_DECL_ISUPPORTS

  NS_IMETHOD Handle(const nsAString& aName, JS::Handle<JS::Value> aResult)
  {
    MOZ_ASSERT(NS_IsMainThread());

    if (!aResult.isBoolean()) {
      BT_WARNING("Setting for '" BLUETOOTH_ENABLED_SETTING "' is not a boolean!");
      return NS_OK;
    }

    // It is theoretically possible to shut down before the first settings check
    // has completed (though extremely unlikely).
    if (sBluetoothService) {
      return sBluetoothService->HandleStartupSettingsCheck(aResult.toBoolean());
    }

    return NS_OK;
  }
Example #26
0
/* static */ void
ThreadSafeChromeUtils::NondeterministicGetWeakSetKeys(GlobalObject& aGlobal,
                                                      JS::Handle<JS::Value> aSet,
                                                      JS::MutableHandle<JS::Value> aRetval,
                                                      ErrorResult& aRv)
{
  if (!aSet.isObject()) {
    aRetval.setUndefined();
  } else {
    JSContext* cx = aGlobal.Context();
    JS::Rooted<JSObject*> objRet(cx);
    JS::Rooted<JSObject*> setObj(cx, &aSet.toObject());
    if (!JS_NondeterministicGetWeakSetKeys(cx, setObj, &objRet)) {
      aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
    } else {
      aRetval.set(objRet ? JS::ObjectValue(*objRet) : JS::UndefinedValue());
    }
  }
}
Example #27
0
NS_IMETHODIMP
SmsFilter::SetNumbers(JSContext* aCx, JS::Handle<JS::Value> aNumbers)
{
  if (aNumbers.isNull()) {
    mData.numbers().Clear();
    return NS_OK;
  }

  if (!aNumbers.isObject()) {
    return NS_ERROR_INVALID_ARG;
  }

  JS::Rooted<JSObject*> obj(aCx, &aNumbers.toObject());
  if (!JS_IsArrayObject(aCx, obj)) {
    return NS_ERROR_INVALID_ARG;
  }

  uint32_t size;
  JS_ALWAYS_TRUE(JS_GetArrayLength(aCx, obj, &size));

  nsTArray<nsString> numbers;

  for (uint32_t i=0; i<size; ++i) {
    JS::Rooted<JS::Value> jsNumber(aCx);
    if (!JS_GetElement(aCx, obj, i, &jsNumber)) {
      return NS_ERROR_INVALID_ARG;
    }

    if (!jsNumber.isString()) {
      return NS_ERROR_INVALID_ARG;
    }

    nsDependentJSString number;
    number.init(aCx, jsNumber.toString());

    numbers.AppendElement(number);
  }

  mData.numbers().Clear();
  mData.numbers().AppendElements(numbers);

  return NS_OK;
}
Example #28
0
bool
CallbackObject::CallSetup::ShouldRethrowException(JS::Handle<JS::Value> aException)
{
  if (mExceptionHandling == eRethrowExceptions) {
    if (!mCompartment) {
      // Caller didn't ask us to filter for only exceptions we subsume.
      return true;
    }

    // On workers, we don't have nsIPrincipals to work with.  But we also only
    // have one compartment, so check whether mCompartment is the same as the
    // current compartment of mCx.
    if (mCompartment == js::GetContextCompartment(mCx)) {
      return true;
    }

    MOZ_ASSERT(NS_IsMainThread());

    // At this point mCx is in the compartment of our unwrapped callback, so
    // just check whether the principal of mCompartment subsumes that of the
    // current compartment/global of mCx.
    nsIPrincipal* callerPrincipal =
      nsJSPrincipals::get(JS_GetCompartmentPrincipals(mCompartment));
    nsIPrincipal* calleePrincipal = nsContentUtils::SubjectPrincipal();
    if (callerPrincipal->SubsumesConsideringDomain(calleePrincipal)) {
      return true;
    }
  }

  MOZ_ASSERT(mCompartment);

  // Now we only want to throw an exception to the caller if the object that was
  // thrown is in the caller compartment (which we stored in mCompartment).

  if (!aException.isObject()) {
    return false;
  }

  JS::Rooted<JSObject*> obj(mCx, &aException.toObject());
  obj = js::UncheckedUnwrap(obj, /* stopAtWindowProxy = */ false);
  return js::GetObjectCompartment(obj) == mCompartment;
}
void
RespondWithHandler::ResolvedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue)
{
  AutoCancel autoCancel(this);

  if (!aValue.isObject()) {
    return;
  }

  nsRefPtr<Response> response;
  nsresult rv = UNWRAP_OBJECT(Response, &aValue.toObject(), response);
  if (NS_FAILED(rv)) {
    return;
  }

  nsCOMPtr<nsIInputStream> body;
  response->GetBody(getter_AddRefs(body));
  if (NS_WARN_IF(!body) || NS_WARN_IF(response->BodyUsed())) {
    return;
  }
  response->SetBodyUsed();

  nsCOMPtr<nsIOutputStream> responseBody;
  rv = mInterceptedChannel->GetResponseBody(getter_AddRefs(responseBody));
  if (NS_WARN_IF(NS_FAILED(rv))) {
    return;
  }

  nsAutoPtr<RespondWithClosure> closure(new RespondWithClosure(mInterceptedChannel));

  nsCOMPtr<nsIEventTarget> stsThread = do_GetService(NS_SOCKETTRANSPORTSERVICE_CONTRACTID, &rv);
  if (NS_WARN_IF(!stsThread)) {
    return;
  }
  rv = NS_AsyncCopy(body, responseBody, stsThread, NS_ASYNCCOPY_VIA_READSEGMENTS, 4096,
                    RespondWithCopyComplete, closure.forget());
  if (NS_WARN_IF(NS_FAILED(rv))) {
    return;
  }

  autoCancel.Reset();
}
Example #30
0
  NS_DECL_ISUPPORTS

  NS_IMETHOD
  Handle(const nsAString& aName, JS::Handle<JS::Value> aResult)
  {
    MOZ_ASSERT(NS_IsMainThread());

    JSContext *cx = nsContentUtils::GetCurrentJSContext();
    NS_ENSURE_TRUE(cx, NS_OK);

    if (!aResult.isNumber()) {
      BT_WARNING("'" AUDIO_VOLUME_BT_SCO_ID "' is not a number!");
      return NS_OK;
    }

    BluetoothHfpManager* hfp = BluetoothHfpManager::Get();
    hfp->mCurrentVgs = aResult.toNumber();

    return NS_OK;
  }