Exemplo n.º 1
0
  NS_IMETHOD
  Run() override
  {
    AssertIsOnMainThread();
    MutexAutoLock lock(mProxy->GetCleanUpLock());
    if (mProxy->IsClean()) {
      return NS_OK;
    }

    nsCOMPtr<nsIPermissionManager> permManager =
      mozilla::services::GetPermissionManager();

    nsresult rv = NS_ERROR_FAILURE;
    PushPermissionState state = PushPermissionState::Denied;

    if (permManager) {
      uint32_t permission = nsIPermissionManager::DENY_ACTION;
      rv = permManager->TestExactPermissionFromPrincipal(
             mProxy->GetWorkerPrivate()->GetPrincipal(),
             "push",
             &permission);

      if (NS_SUCCEEDED(rv)) {
        switch (permission) {
          case nsIPermissionManager::ALLOW_ACTION:
            state = PushPermissionState::Granted;
            break;
          case nsIPermissionManager::DENY_ACTION:
            state = PushPermissionState::Denied;
            break;
          case nsIPermissionManager::PROMPT_ACTION:
            state = PushPermissionState::Prompt;
            break;
          default:
            MOZ_CRASH("Unexpected case!");
        }
      }
    }

    AutoJSAPI jsapi;
    jsapi.Init();
    nsRefPtr<PermissionResultRunnable> r =
      new PermissionResultRunnable(mProxy, rv, state);
    if (!r->Dispatch(jsapi.cx())) {
      ReleasePromiseWorkerProxy(mProxy.forget());
    }
    return NS_OK;
  }
Exemplo n.º 2
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already_AddRefed<Promise>
AudioContext::DecodeAudioData(const ArrayBuffer& aBuffer,
                              const Optional<OwningNonNull<DecodeSuccessCallback> >& aSuccessCallback,
                              const Optional<OwningNonNull<DecodeErrorCallback> >& aFailureCallback,
                              ErrorResult& aRv)
{
  nsCOMPtr<nsIGlobalObject> parentObject = do_QueryInterface(GetParentObject());
  nsRefPtr<Promise> promise;
  AutoJSAPI jsapi;
  jsapi.Init();
  JSContext* cx = jsapi.cx();
  JSAutoCompartment ac(cx, aBuffer.Obj());

  promise = Promise::Create(parentObject, aRv);
  if (aRv.Failed()) {
    return nullptr;
  }

  aBuffer.ComputeLengthAndData();

  // Neuter the array buffer
  size_t length = aBuffer.Length();
  JS::RootedObject obj(cx, aBuffer.Obj());

  uint8_t* data = static_cast<uint8_t*>(JS_StealArrayBufferContents(cx, obj));

  // Sniff the content of the media.
  // Failed type sniffing will be handled by AsyncDecodeWebAudio.
  nsAutoCString contentType;
  NS_SniffContent(NS_DATA_SNIFFER_CATEGORY, nullptr, data, length, contentType);

  nsRefPtr<DecodeErrorCallback> failureCallback;
  nsRefPtr<DecodeSuccessCallback> successCallback;
  if (aFailureCallback.WasPassed()) {
    failureCallback = &aFailureCallback.Value();
  }
  if (aSuccessCallback.WasPassed()) {
    successCallback = &aSuccessCallback.Value();
  }
  nsRefPtr<WebAudioDecodeJob> job(
    new WebAudioDecodeJob(contentType, this,
                          promise, successCallback, failureCallback));
  AsyncDecodeWebAudio(contentType.get(), data, length, *job);
  // Transfer the ownership to mDecodeJobs
  mDecodeJobs.AppendElement(job.forget());

  return promise.forget();
}
Exemplo n.º 3
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bool
SetAddonInterposition(const nsACString &addonIdStr, nsIAddonInterposition *interposition)
{
    JSAddonId *addonId;
    {
        // We enter the junk scope just to allocate a string, which actually will go
        // in the system zone.
        AutoJSAPI jsapi;
        jsapi.Init(xpc::GetJunkScopeGlobal());
        addonId = NewAddonId(jsapi.cx(), addonIdStr);
        if (!addonId)
            return false;
    }

    return XPCWrappedNativeScope::SetAddonInterposition(addonId, interposition);
}
already_AddRefed<DOMRequest>
MobileMessageManager::SendMMS(const MmsParameters& aParams,
                              const MmsSendParameters& aSendParams,
                              ErrorResult& aRv)
{
  nsCOMPtr<nsIMmsService> mmsService = do_GetService(MMS_SERVICE_CONTRACTID);
  if (!mmsService) {
    aRv.Throw(NS_ERROR_FAILURE);
    return nullptr;
  }

  // Use the default one unless |aSendParams.serviceId| is available.
  uint32_t serviceId;
  nsresult rv;
  if (aSendParams.mServiceId.WasPassed()) {
    serviceId = aSendParams.mServiceId.Value();
  } else {
    rv = mmsService->GetMmsDefaultServiceId(&serviceId);
    if (NS_FAILED(rv)) {
      aRv.Throw(rv);
      return nullptr;
    }
  }

  AutoJSAPI jsapi;
  if (NS_WARN_IF(!jsapi.Init(GetOwner()))) {
    aRv.Throw(NS_ERROR_FAILURE);
    return nullptr;
  }

  JSContext *cx = jsapi.cx();
  JS::Rooted<JS::Value> val(cx);
  if (!ToJSValue(cx, aParams, &val)) {
    aRv.Throw(NS_ERROR_TYPE_ERR);
    return nullptr;
  }

  nsRefPtr<DOMRequest> request = new DOMRequest(GetOwner());
  nsCOMPtr<nsIMobileMessageCallback> msgCallback = new MobileMessageCallback(request);
  rv = mmsService->Send(serviceId, val, msgCallback);
  if (NS_FAILED(rv)) {
    aRv.Throw(rv);
    return nullptr;
  }

  return request.forget();
}
nsresult TranslateChoices(
    JS::HandleValue aChoices,
    const nsTArray<PermissionRequest>& aPermissionRequests,
    nsTArray<PermissionChoice>& aTranslatedChoices) {
  if (aChoices.isNullOrUndefined()) {
    // No choice is specified.
  } else if (aChoices.isObject()) {
    // Iterate through all permission types.
    for (uint32_t i = 0; i < aPermissionRequests.Length(); ++i) {
      nsCString type = aPermissionRequests[i].type();

      JS::Rooted<JSObject*> obj(RootingCx(), &aChoices.toObject());
      // People really shouldn't be passing WindowProxy or Location
      // objects for the choices here.
      obj = js::CheckedUnwrapStatic(obj);
      if (!obj) {
        return NS_ERROR_FAILURE;
      }

      AutoJSAPI jsapi;
      jsapi.Init();

      JSContext* cx = jsapi.cx();
      JSAutoRealm ar(cx, obj);

      JS::Rooted<JS::Value> val(cx);

      if (!JS_GetProperty(cx, obj, type.BeginReading(), &val) ||
          !val.isString()) {
        // no setting for the permission type, clear exception and skip it
        jsapi.ClearException();
      } else {
        nsAutoJSString choice;
        if (!choice.init(cx, val)) {
          jsapi.ClearException();
          return NS_ERROR_FAILURE;
        }
        aTranslatedChoices.AppendElement(PermissionChoice(type, choice));
      }
    }
  } else {
    MOZ_ASSERT(false, "SelectedChoices should be undefined or an JS object");
    return NS_ERROR_FAILURE;
  }

  return NS_OK;
}
Exemplo n.º 6
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    virtual bool ParseSuccessfulReply(JS::MutableHandle<JS::Value> aValue)
    {
        aValue.setUndefined();

        const BluetoothValue& v = mReply->get_BluetoothReplySuccess().value();
        if (v.type() != BluetoothValue::TArrayOfBluetoothNamedValue) {
            BT_WARNING("Not a BluetoothNamedValue array!");
            SetError(NS_LITERAL_STRING("BluetoothReplyTypeError"));
            return false;
        }

        const InfallibleTArray<BluetoothNamedValue>& values =
            v.get_ArrayOfBluetoothNamedValue();

        nsTArray<nsRefPtr<BluetoothDevice> > devices;
        for (uint32_t i = 0; i < values.Length(); i++) {
            const BluetoothValue properties = values[i].value();
            if (properties.type() != BluetoothValue::TArrayOfBluetoothNamedValue) {
                BT_WARNING("Not a BluetoothNamedValue array!");
                SetError(NS_LITERAL_STRING("BluetoothReplyTypeError"));
                return false;
            }
            nsRefPtr<BluetoothDevice> d =
                BluetoothDevice::Create(mAdapterPtr->GetOwner(),
                                        mAdapterPtr->GetPath(),
                                        properties);
            devices.AppendElement(d);
        }

        AutoJSAPI jsapi;
        if (!jsapi.Init(mAdapterPtr->GetOwner())) {
            BT_WARNING("Failed to initialise AutoJSAPI!");
            SetError(NS_LITERAL_STRING("BluetoothAutoJSAPIInitError"));
            return false;
        }
        JSContext* cx = jsapi.cx();
        JS::Rooted<JSObject*> JsDevices(cx);
        if (NS_FAILED(nsTArrayToJSArray(cx, devices, &JsDevices))) {
            BT_WARNING("Cannot create JS array!");
            SetError(NS_LITERAL_STRING("BluetoothError"));
            return false;
        }

        aValue.setObject(*JsDevices);
        return true;
    }
Exemplo n.º 7
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nsresult
TelephonyDialCallback::NotifyDialMMISuccess(const nsAString& aStatusMessage)
{
  AutoJSAPI jsapi;
  if (!NS_WARN_IF(jsapi.Init(mWindow))) {
    return NS_ERROR_FAILURE;
  }

  JSContext* cx = jsapi.cx();

  MozMMIResult result;

  result.mServiceCode.Assign(mServiceCode);
  result.mStatusMessage.Assign(aStatusMessage);

  return NotifyDialMMISuccess(cx, result);
}
Exemplo n.º 8
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bool
WrapperAnswer::RecvDefineProperty(const ObjectId &objId, const JSIDVariant &idVar,
                                  const PPropertyDescriptor &descriptor, ReturnStatus *rs)
{
    AutoJSAPI jsapi;
    if (NS_WARN_IF(!jsapi.Init(scopeForTargetObjects())))
        return false;
    JSContext *cx = jsapi.cx();

    RootedObject obj(cx, findObjectById(cx, objId));
    if (!obj)
        return fail(cx, rs);

    LOG("define %s[%s]", ReceiverObj(objId), Identifier(idVar));

    RootedId id(cx);
    if (!fromJSIDVariant(cx, idVar, &id))
        return fail(cx, rs);

    Rooted<JSPropertyDescriptor> desc(cx);
    if (!toDescriptor(cx, descriptor, &desc))
        return fail(cx, rs);

    if (!js::CheckDefineProperty(cx, obj, id, desc.value(), desc.attributes(),
                                 desc.getter(), desc.setter()))
    {
        return fail(cx, rs);
    }

    if (!JS_DefinePropertyById(cx, obj, id, desc.value(),
                               // Descrriptors never store JSNatives for
                               // accessors: they have either JSFunctions or
                               // JSPropertyOps.
                               desc.attributes() | JSPROP_PROPOP_ACCESSORS,
                               JS_PROPERTYOP_GETTER(desc.getter()
                                                    ? desc.getter()
                                                    : JS_PropertyStub),
                               JS_PROPERTYOP_SETTER(desc.setter()
                                                    ? desc.setter()
                                                    : JS_StrictPropertyStub)))
    {
        return fail(cx, rs);
    }

    return ok(rs);
}
Exemplo n.º 9
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NS_IMETHODIMP
MobileMessageCallback::NotifyGetSmscAddress(const nsAString& aSmscAddress)
{
  AutoJSAPI jsapi;
  if (NS_WARN_IF(!jsapi.Init(mDOMRequest->GetOwner()))) {
    return NotifyError(nsIMobileMessageCallback::INTERNAL_ERROR);
  }
  JSContext* cx = jsapi.cx();
  JSString* smsc = JS_NewUCStringCopyN(cx, aSmscAddress.BeginReading(),
                                       aSmscAddress.Length());

  if (!smsc) {
    return NotifyError(nsIMobileMessageCallback::INTERNAL_ERROR);
  }

  JS::Rooted<JS::Value> val(cx, JS::StringValue(smsc));
  return NotifySuccess(val);
}
Exemplo n.º 10
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void
WorkerFetchResolver::OnResponseEnd()
{
  AssertIsOnMainThread();
  MutexAutoLock lock(mPromiseProxy->Lock());
  if (mPromiseProxy->CleanedUp()) {
    return;
  }

  nsRefPtr<WorkerFetchResponseEndRunnable> r =
    new WorkerFetchResponseEndRunnable(mPromiseProxy->GetWorkerPrivate(), this);

  AutoJSAPI jsapi;
  jsapi.Init();
  if (!r->Dispatch(jsapi.cx())) {
    NS_WARNING("Could not dispatch fetch response end");
  }
}
Exemplo n.º 11
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bool
WrapperAnswer::RecvClassName(const ObjectId &objId, nsString *name)
{
    AutoJSAPI jsapi;
    if (NS_WARN_IF(!jsapi.Init(scopeForTargetObjects())))
        return false;
    JSContext *cx = jsapi.cx();

    RootedObject obj(cx, findObjectById(cx, objId));
    if (!obj) {
        // This is very unfortunate, but we have no choice.
        return "<dead CPOW>";
    }

    LOG("%s.className()", ReceiverObj(objId));

    *name = NS_ConvertASCIItoUTF16(js_ObjectClassName(cx, obj));
    return true;
}
Exemplo n.º 12
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XPCShellEnvironment::~XPCShellEnvironment()
{
    if (GetGlobalObject()) {
        AutoJSAPI jsapi;
        if (!jsapi.Init(GetGlobalObject())) {
            return;
        }
        JSContext* cx = jsapi.cx();
        Rooted<JSObject*> global(cx, GetGlobalObject());

        {
            JSAutoCompartment ac(cx, global);
            JS_SetAllNonReservedSlotsToUndefined(cx, global);
        }
        mGlobalHolder.reset();

        JS_GC(cx);
    }
}
Exemplo n.º 13
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bool
WrapperAnswer::RecvPreventExtensions(const ObjectId& objId, ReturnStatus* rs)
{
    AutoJSAPI jsapi;
    if (NS_WARN_IF(!jsapi.Init(scopeForTargetObjects())))
        return false;
    JSContext* cx = jsapi.cx();

    RootedObject obj(cx, findObjectById(cx, objId));
    if (!obj)
        return fail(cx, rs);

    ObjectOpResult success;
    if (!JS_PreventExtensions(cx, obj, success))
        return fail(cx, rs);

    LOG("%s.preventExtensions()", ReceiverObj(objId));
    return ok(rs, success);
}
Exemplo n.º 14
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  bool
  ParseSuccessfulReply(JS::MutableHandle<JS::Value> aValue)
  {
    aValue.setUndefined();

    const BluetoothValue& v = mReply->get_BluetoothReplySuccess().value();
    NS_ENSURE_TRUE(v.type() == BluetoothValue::TArrayOfuint8_t, false);

    AutoJSAPI jsapi;
    NS_ENSURE_TRUE(jsapi.Init(mCharacteristic->GetParentObject()), false);

    JSContext* cx = jsapi.cx();
    if (!ToJSValue(cx, v.get_ArrayOfuint8_t(), aValue)) {
      JS_ClearPendingException(cx);
      return false;
    }

    return true;
  }
Exemplo n.º 15
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nsresult
UDPSocket::DispatchReceivedData(const nsACString& aRemoteAddress,
                                const uint16_t& aRemotePort,
                                const uint8_t* aData,
                                const uint32_t& aDataLength)
{
  AutoJSAPI jsapi;

  if (NS_WARN_IF(!jsapi.Init(GetOwner()))) {
    return NS_ERROR_FAILURE;
  }

  JSContext* cx = jsapi.cx();

  // Copy packet data to ArrayBuffer
  JS::Rooted<JSObject*> arrayBuf(cx, ArrayBuffer::Create(cx, aDataLength, aData));

  if (NS_WARN_IF(!arrayBuf)) {
    return NS_ERROR_FAILURE;
  }

  JS::Rooted<JS::Value> jsData(cx, JS::ObjectValue(*arrayBuf));

  // Create DOM event
  RootedDictionary<UDPMessageEventInit> init(cx);
  init.mRemoteAddress = NS_ConvertUTF8toUTF16(aRemoteAddress);
  init.mRemotePort = aRemotePort;
  init.mData = jsData;

  RefPtr<UDPMessageEvent> udpEvent =
    UDPMessageEvent::Constructor(this, NS_LITERAL_STRING("message"), init);

  if (NS_WARN_IF(!udpEvent)) {
    return NS_ERROR_FAILURE;
  }

  udpEvent->SetTrusted(true);

  RefPtr<AsyncEventDispatcher> asyncDispatcher = new AsyncEventDispatcher(this, udpEvent);

  return asyncDispatcher->PostDOMEvent();
}
Exemplo n.º 16
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  bool ParseSuccessfulReply(JS::MutableHandle<JS::Value> aValue)
  {
    aValue.setUndefined();

    const BluetoothValue& v = mReply->get_BluetoothReplySuccess().value();
    NS_ENSURE_TRUE(v.type() == BluetoothValue::TArrayOfnsString, false);
    const InfallibleTArray<nsString>& uuids = v.get_ArrayOfnsString();

    AutoJSAPI jsapi;
    NS_ENSURE_TRUE(jsapi.Init(mDevice->GetParentObject()), false);

    JSContext* cx = jsapi.cx();
    if (!ToJSValue(cx, uuids, aValue)) {
      BT_WARNING("Cannot create JS array!");
      JS_ClearPendingException(cx);
      return false;
    }

    return true;
  }
Exemplo n.º 17
0
bool
WebAudioDecodeJob::AllocateBuffer()
{
  MOZ_ASSERT(!mOutput);
  MOZ_ASSERT(NS_IsMainThread());

  AutoJSAPI jsapi;
  if (NS_WARN_IF(!jsapi.Init(mContext->GetOwner()))) {
    return false;
  }
  JSContext* cx = jsapi.cx();

  // Now create the AudioBuffer
  ErrorResult rv;
  uint32_t channelCount = mBuffer->GetChannels();
  mOutput = AudioBuffer::Create(mContext, channelCount,
                                mWriteIndex, mContext->SampleRate(),
                                mBuffer.forget(), cx, rv);
  return !rv.Failed();
}
Exemplo n.º 18
0
nsresult
PresentationConnection::DoReceiveMessage(const nsACString& aData, bool aIsBinary)
{
  // Transform the data.
  AutoJSAPI jsapi;
  if (!jsapi.Init(GetOwner())) {
    return NS_ERROR_FAILURE;
  }
  JSContext* cx = jsapi.cx();
  JS::Rooted<JS::Value> jsData(cx);

  nsresult rv;
  if (aIsBinary) {
    if (mBinaryType == PresentationConnectionBinaryType::Blob) {
      RefPtr<Blob> blob =
        Blob::CreateStringBlob(GetOwner(), aData, EmptyString());
      MOZ_ASSERT(blob);

      if (!ToJSValue(cx, blob, &jsData)) {
        return NS_ERROR_FAILURE;
      }
    } else if (mBinaryType == PresentationConnectionBinaryType::Arraybuffer) {
      JS::Rooted<JSObject*> arrayBuf(cx);
      rv = nsContentUtils::CreateArrayBuffer(cx, aData, arrayBuf.address());
      if (NS_WARN_IF(NS_FAILED(rv))) {
        return rv;
      }
      jsData.setObject(*arrayBuf);
    } else {
      NS_RUNTIMEABORT("Unknown binary type!");
      return NS_ERROR_UNEXPECTED;
    }
  } else {
    NS_ConvertUTF8toUTF16 utf16Data(aData);
    if(NS_WARN_IF(!ToJSValue(cx, utf16Data, &jsData))) {
      return NS_ERROR_FAILURE;
    }
  }

  return DispatchMessageEvent(jsData);
}
  nsresult
  Initialize(nsIPrincipal* aPrincipal, const nsAString& aURL,
             const nsAString& aCacheName, nsILoadGroup* aLoadGroup)
  {
    AssertIsOnMainThread();
    MOZ_ASSERT(aPrincipal);

    mURL = aURL;

    // Always create a CacheStorage since we want to write the network entry to
    // the cache even if there isn't an existing one.
    AutoJSAPI jsapi;
    jsapi.Init();
    ErrorResult result;
    mSandbox.init(jsapi.cx());
    mCacheStorage = CreateCacheStorage(jsapi.cx(), aPrincipal, result, &mSandbox);
    if (NS_WARN_IF(result.Failed())) {
      MOZ_ASSERT(!result.IsErrorWithMessage());
      Cleanup();
      return result.StealNSResult();
    }

    mCN = new CompareNetwork(this);
    nsresult rv = mCN->Initialize(aPrincipal, aURL, aLoadGroup);
    if (NS_WARN_IF(NS_FAILED(rv))) {
      Cleanup();
      return rv;
    }

    if (!aCacheName.IsEmpty()) {
      mCC = new CompareCache(this);
      rv = mCC->Initialize(aPrincipal, aURL, aCacheName);
      if (NS_WARN_IF(NS_FAILED(rv))) {
        mCN->Abort();
        Cleanup();
        return rv;
      }
    }

    return NS_OK;
  }
Exemplo n.º 20
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void
TCPServerSocket::FireEvent(const nsAString& aType, TCPSocket* aSocket)
{
  AutoJSAPI api;
  api.Init(GetOwnerGlobal());

  TCPServerSocketEventInit init;
  init.mBubbles = false;
  init.mCancelable = false;
  init.mSocket = aSocket;

  RefPtr<TCPServerSocketEvent> event =
      TCPServerSocketEvent::Constructor(this, aType, init);
  event->SetTrusted(true);
  bool dummy;
  DispatchEvent(event, &dummy);

  if (mServerBridgeParent) {
    mServerBridgeParent->OnConnect(event);
  }
}
NS_IMETHODIMP
MobileConnectionCallback::NotifyGetClirStatusSuccess(uint16_t aN, uint16_t aM)
{
    MozClirStatus result;
    result.mN.Construct(aN);
    result.mM.Construct(aM);

    AutoJSAPI jsapi;
    if (NS_WARN_IF(!jsapi.Init(mWindow))) {
        return NS_ERROR_FAILURE;
    }

    JSContext* cx = jsapi.cx();
    JS::Rooted<JS::Value> jsResult(cx);
    if (!ToJSValue(cx, result, &jsResult)) {
        JS_ClearPendingException(cx);
        return NS_ERROR_TYPE_ERR;
    }

    return NotifySuccess(jsResult);
};
Exemplo n.º 22
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void
FetchStream::Close()
{
  AssertIsOnOwningThread();

  MutexAutoLock lock(mMutex);

  if (mState == eClosed) {
    return;
  }

  AutoJSAPI jsapi;
  if (NS_WARN_IF(!jsapi.Init(mGlobal))) {
    ReleaseObjects(lock);
    return;
  }

  JSContext* cx = jsapi.cx();
  JS::Rooted<JSObject*> stream(cx, mStreamHolder->ReadableStreamBody());
  CloseAndReleaseObjects(cx, lock, stream);
}
Exemplo n.º 23
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  NS_IMETHOD
  OnUnsubscribe(nsresult aStatus, bool aSuccess) override
  {
    AssertIsOnMainThread();
    MOZ_ASSERT(mProxy, "OnUnsubscribe() called twice?");

    nsRefPtr<PromiseWorkerProxy> proxy = mProxy.forget();

    MutexAutoLock lock(proxy->Lock());
    if (proxy->CleanedUp()) {
      return NS_OK;
    }

    AutoJSAPI jsapi;
    jsapi.Init();

    nsRefPtr<UnsubscribeResultRunnable> r =
      new UnsubscribeResultRunnable(proxy, aStatus, aSuccess);
    r->Dispatch(jsapi.cx());
    return NS_OK;
  }
Exemplo n.º 24
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  NS_IMETHOD
  OnPushEndpoint(nsresult aStatus, const nsAString& aEndpoint) override
  {
    AssertIsOnMainThread();
    MOZ_ASSERT(mProxy, "OnPushEndpoint() called twice?");

    nsRefPtr<PromiseWorkerProxy> proxy = mProxy.forget();

    MutexAutoLock lock(proxy->Lock());
    if (proxy->CleanedUp()) {
      return NS_OK;
    }

    AutoJSAPI jsapi;
    jsapi.Init();

    nsRefPtr<GetSubscriptionResultRunnable> r =
      new GetSubscriptionResultRunnable(proxy, aStatus, aEndpoint, mScope);
    r->Dispatch(jsapi.cx());
    return NS_OK;
  }
Exemplo n.º 25
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bool
WrapperAnswer::RecvObjectClassIs(const ObjectId &objId, const uint32_t &classValue,
                                 bool *result)
{
    AutoJSAPI jsapi;
    if (NS_WARN_IF(!jsapi.Init(scopeForTargetObjects())))
        return false;
    JSContext *cx = jsapi.cx();

    RootedObject obj(cx, findObjectById(cx, objId));
    if (!obj) {
        // This is very unfortunate, but we have no choice.
        *result = false;
        return true;
    }

    LOG("%s.objectClassIs()", ReceiverObj(objId));

    *result = js_ObjectClassIs(cx, obj, (js::ESClassValue)classValue);
    return true;
}
Exemplo n.º 26
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    // This is called on main thread.
    nsresult ReceiveBlob(already_AddRefed<File> aBlob)
    {
      nsRefPtr<File> blob = aBlob;
      uint64_t size;
      nsresult rv = blob->GetSize(&size);
      if (NS_SUCCEEDED(rv)) {
        AutoJSAPI jsapi;
        if (jsapi.Init(mGlobal)) {
          JS_updateMallocCounter(jsapi.cx(), size);
        }
      }

      nsRefPtr<File> newBlob = new File(mGlobal, blob->Impl());

      mozilla::ErrorResult error;
      mFileCallback->Call(*newBlob, error);

      mGlobal = nullptr;
      mFileCallback = nullptr;

      return error.StealNSResult();
    }
Exemplo n.º 27
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already_AddRefed<InternalRequest>
TypeUtils::ToInternalRequest(const nsAString& aIn, ErrorResult& aRv)
{
  RequestOrUSVString requestOrString;
  requestOrString.SetAsUSVString().Rebind(aIn.Data(), aIn.Length());

  // Re-create a GlobalObject stack object so we can use webidl Constructors.
  AutoJSAPI jsapi;
  if (NS_WARN_IF(!jsapi.Init(GetGlobalObject()))) {
    aRv.Throw(NS_ERROR_UNEXPECTED);
    return nullptr;
  }
  JSContext* cx = jsapi.cx();
  GlobalObject global(cx, GetGlobalObject()->GetGlobalJSObject());
  MOZ_ASSERT(!global.Failed());

  nsRefPtr<Request> request = Request::Constructor(global, requestOrString,
                                                   RequestInit(), aRv);
  if (NS_WARN_IF(aRv.Failed())) { return nullptr; }

  return request->GetInternalRequest();
}
Exemplo n.º 28
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void
MessagePort::DispatchError()
{
  nsCOMPtr<nsIGlobalObject> globalObject = GetParentObject();

  AutoJSAPI jsapi;
  if (!globalObject || !jsapi.Init(globalObject)) {
    NS_WARNING("Failed to initialize AutoJSAPI object.");
    return;
  }

  RootedDictionary<MessageEventInit> init(jsapi.cx());
  init.mBubbles = false;
  init.mCancelable = false;

  RefPtr<Event> event =
    MessageEvent::Constructor(this, NS_LITERAL_STRING("messageerror"), init);
  event->SetTrusted(true);

  bool dummy;
  DispatchEvent(event, &dummy);
}
Exemplo n.º 29
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bool
WrapperAnswer::RecvIsExtensible(const ObjectId &objId, ReturnStatus *rs, bool *result)
{
    AutoJSAPI jsapi;
    if (NS_WARN_IF(!jsapi.Init(scopeForTargetObjects())))
        return false;
    JSContext *cx = jsapi.cx();
    *result = false;

    RootedObject obj(cx, findObjectById(cx, objId));
    if (!obj)
        return fail(cx, rs);

    LOG("%s.isExtensible()", ReceiverObj(objId));

    bool extensible;
    if (!JS_IsExtensible(cx, obj, &extensible))
        return fail(cx, rs);

    *result = !!extensible;
    return ok(rs);
}
Exemplo n.º 30
0
NS_IMETHODIMP
MobileMessageCallback::NotifyMessageDeleted(bool *aDeleted, uint32_t aSize)
{
  if (aSize == 1) {
    AutoJSContext cx;
    JS::Rooted<JS::Value> val(cx, JS::BooleanValue(*aDeleted));
    return NotifySuccess(val);
  }

  AutoJSAPI jsapi;
  if (NS_WARN_IF(!jsapi.Init(mDOMRequest->GetOwner()))) {
    return NS_ERROR_FAILURE;
  }
  JSContext* cx = jsapi.cx();

  JS::Rooted<JSObject*> deleteArrayObj(cx, JS_NewArrayObject(cx, aSize));
  for (uint32_t i = 0; i < aSize; i++) {
    JS_DefineElement(cx, deleteArrayObj, i, aDeleted[i], JSPROP_ENUMERATE);
  }

  JS::Rooted<JS::Value> deleteArrayVal(cx, JS::ObjectValue(*deleteArrayObj));
  return NotifySuccess(deleteArrayVal);
}