import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

2026-10-16 04:07:31 +09:00 · 2018-01-19 03:59:58 +08:00 · 2018-01-19 03:59:58 +08:00 · dcd9973243
commit dcd9973243
150858 changed files with 23884658 additions and 0 deletions
--- a/dom/base/nsDOMDataChannel.h
+++ b/dom/base/nsDOMDataChannel.h
@ -0,0 +1,144 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 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/. */
+
+#ifndef nsDOMDataChannel_h
+#define nsDOMDataChannel_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/dom/DataChannelBinding.h"
+#include "mozilla/dom/TypedArray.h"
+#include "mozilla/net/DataChannelListener.h"
+#include "nsIDOMDataChannel.h"
+#include "nsIInputStream.h"
+
+
+namespace mozilla {
+namespace dom {
+class Blob;
+}
+
+class DataChannel;
+};
+
+class nsDOMDataChannel final : public mozilla::DOMEventTargetHelper,
+                               public nsIDOMDataChannel,
+                               public mozilla::DataChannelListener
+{
+public:
+  nsDOMDataChannel(already_AddRefed<mozilla::DataChannel>& aDataChannel,
+                   nsPIDOMWindowInner* aWindow);
+
+  nsresult Init(nsPIDOMWindowInner* aDOMWindow);
+
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_NSIDOMDATACHANNEL
+
+  NS_REALLY_FORWARD_NSIDOMEVENTTARGET(mozilla::DOMEventTargetHelper)
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsDOMDataChannel,
+                                           mozilla::DOMEventTargetHelper)
+
+  // EventTarget
+  virtual void EventListenerAdded(nsIAtom* aType) override;
+  virtual void EventListenerRemoved(nsIAtom* aType) override;
+
+  virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
+    override;
+  nsPIDOMWindowInner* GetParentObject() const
+  {
+    return GetOwner();
+  }
+
+  // WebIDL
+  // Uses XPIDL GetLabel.
+  bool Reliable() const;
+  mozilla::dom::RTCDataChannelState ReadyState() const;
+  uint32_t BufferedAmount() const;
+  uint32_t BufferedAmountLowThreshold() const;
+  void SetBufferedAmountLowThreshold(uint32_t aThreshold);
+  IMPL_EVENT_HANDLER(open)
+  IMPL_EVENT_HANDLER(error)
+  IMPL_EVENT_HANDLER(close)
+  // Uses XPIDL Close.
+  IMPL_EVENT_HANDLER(message)
+  IMPL_EVENT_HANDLER(bufferedamountlow)
+  mozilla::dom::RTCDataChannelType BinaryType() const
+  {
+    return static_cast<mozilla::dom::RTCDataChannelType>(
+      static_cast<int>(mBinaryType));
+  }
+  void SetBinaryType(mozilla::dom::RTCDataChannelType aType)
+  {
+    mBinaryType = static_cast<DataChannelBinaryType>(
+      static_cast<int>(aType));
+  }
+  void Send(const nsAString& aData, mozilla::ErrorResult& aRv);
+  void Send(mozilla::dom::Blob& aData, mozilla::ErrorResult& aRv);
+  void Send(const mozilla::dom::ArrayBuffer& aData, mozilla::ErrorResult& aRv);
+  void Send(const mozilla::dom::ArrayBufferView& aData,
+            mozilla::ErrorResult& aRv);
+
+  // Uses XPIDL GetProtocol.
+  bool Ordered() const;
+  uint16_t Id() const;
+
+  nsresult
+  DoOnMessageAvailable(const nsACString& aMessage, bool aBinary);
+
+  virtual nsresult
+  OnMessageAvailable(nsISupports* aContext, const nsACString& aMessage) override;
+
+  virtual nsresult
+  OnBinaryMessageAvailable(nsISupports* aContext, const nsACString& aMessage) override;
+
+  virtual nsresult OnSimpleEvent(nsISupports* aContext, const nsAString& aName);
+
+  virtual nsresult
+  OnChannelConnected(nsISupports* aContext) override;
+
+  virtual nsresult
+  OnChannelClosed(nsISupports* aContext) override;
+
+  virtual nsresult
+  OnBufferLow(nsISupports* aContext) override;
+
+  virtual nsresult
+  NotBuffered(nsISupports* aContext) override;
+
+  virtual void
+  AppReady();
+
+  // if there are "strong event listeners" or outgoing not sent messages
+  // then this method keeps the object alive when js doesn't have strong
+  // references to it.
+  void UpdateMustKeepAlive();
+  // ATTENTION, when calling this method the object can be released
+  // (and possibly collected).
+  void DontKeepAliveAnyMore();
+
+protected:
+  ~nsDOMDataChannel();
+
+private:
+  void Send(nsIInputStream* aMsgStream, const nsACString& aMsgString,
+            uint32_t aMsgLength, bool aIsBinary, mozilla::ErrorResult& aRv);
+
+  // to keep us alive while we have listeners
+  RefPtr<nsDOMDataChannel> mSelfRef;
+  // Owning reference
+  RefPtr<mozilla::DataChannel> mDataChannel;
+  nsString  mOrigin;
+  enum DataChannelBinaryType {
+    DC_BINARY_TYPE_ARRAYBUFFER,
+    DC_BINARY_TYPE_BLOB,
+  };
+  DataChannelBinaryType mBinaryType;
+  bool mCheckMustKeepAlive;
+  bool mSentClose;
+};
+
+#endif // nsDOMDataChannel_h