1 files changed, 122 insertions, 0 deletions
diff --git a/netwerk/protocol/websocket/WebSocketEventService.h b/netwerk/protocol/websocket/WebSocketEventService.h
new file mode 100644
index 0000000000..81e9ce8607
--- /dev/null
+++ b/netwerk/protocol/websocket/WebSocketEventService.h
@@ -0,0 +1,122 @@
+/* -*- 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 mozilla_net_WebSocketEventService_h
+#define mozilla_net_WebSocketEventService_h
+
+#include "mozilla/AlreadyAddRefed.h"
+#include "mozilla/Atomics.h"
+#include "nsIWebSocketEventService.h"
+#include "nsCOMPtr.h"
+#include "nsClassHashtable.h"
+#include "nsHashKeys.h"
+#include "nsIObserver.h"
+#include "nsISupportsImpl.h"
+#include "nsTArray.h"
+
+class nsIWebSocketImpl;
+
+namespace mozilla {
+namespace net {
+
+class WebSocketFrame;
+class WebSocketEventListenerChild;
+
+class WebSocketEventService final : public nsIWebSocketEventService,
+                                    public nsIObserver {
+  friend class WebSocketBaseRunnable;
+
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIOBSERVER
+  NS_DECL_NSIWEBSOCKETEVENTSERVICE
+
+  static already_AddRefed<WebSocketEventService> Get();
+  static already_AddRefed<WebSocketEventService> GetOrCreate();
+
+  void WebSocketCreated(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
+                        const nsAString& aURI, const nsACString& aProtocols,
+                        nsIEventTarget* aTarget = nullptr);
+
+  void WebSocketOpened(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
+                       const nsAString& aEffectiveURI,
+                       const nsACString& aProtocols,
+                       const nsACString& aExtensions, uint64_t aHttpChannelId,
+                       nsIEventTarget* aTarget = nullptr);
+
+  void WebSocketMessageAvailable(uint32_t aWebSocketSerialID,
+                                 uint64_t aInnerWindowID,
+                                 const nsACString& aData, uint16_t aMessageType,
+                                 nsIEventTarget* aTarget = nullptr);
+
+  void WebSocketClosed(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
+                       bool aWasClean, uint16_t aCode, const nsAString& aReason,
+                       nsIEventTarget* aTarget = nullptr);
+
+  void FrameReceived(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
+                     already_AddRefed<WebSocketFrame> aFrame,
+                     nsIEventTarget* aTarget = nullptr);
+
+  void FrameSent(uint32_t aWebSocketSerialID, uint64_t aInnerWindowID,
+                 already_AddRefed<WebSocketFrame> aFrame,
+                 nsIEventTarget* aTarget = nullptr);
+
+  void AssociateWebSocketImplWithSerialID(nsIWebSocketImpl* aWebSocketImpl,
+                                          uint32_t aWebSocketSerialID);
+
+  already_AddRefed<WebSocketFrame> CreateFrameIfNeeded(
+      bool aFinBit, bool aRsvBit1, bool aRsvBit2, bool aRsvBit3,
+      uint8_t aOpCode, bool aMaskBit, uint32_t aMask,
+      const nsCString& aPayload);
+
+  already_AddRefed<WebSocketFrame> CreateFrameIfNeeded(
+      bool aFinBit, bool aRsvBit1, bool aRsvBit2, bool aRsvBit3,
+      uint8_t aOpCode, bool aMaskBit, uint32_t aMask, uint8_t* aPayload,
+      uint32_t aPayloadLength);
+
+  already_AddRefed<WebSocketFrame> CreateFrameIfNeeded(
+      bool aFinBit, bool aRsvBit1, bool aRsvBit2, bool aRsvBit3,
+      uint8_t aOpCode, bool aMaskBit, uint32_t aMask, uint8_t* aPayloadInHdr,
+      uint32_t aPayloadInHdrLength, uint8_t* aPayload, uint32_t aPayloadLength);
+
+ private:
+  WebSocketEventService();
+  ~WebSocketEventService();
+
+  bool HasListeners() const;
+  void Shutdown();
+
+  typedef nsTArray<nsCOMPtr<nsIWebSocketEventListener>> WindowListeners;
+
+  nsDataHashtable<nsUint32HashKey, nsWeakPtr> mWebSocketImplMap;
+
+  struct WindowListener {
+    WindowListeners mListeners;
+    RefPtr<WebSocketEventListenerChild> mActor;
+  };
+
+  void GetListeners(uint64_t aInnerWindowID, WindowListeners& aListeners) const;
+
+  void ShutdownActorListener(WindowListener* aListener);
+
+  // Used only on the main-thread.
+  nsClassHashtable<nsUint64HashKey, WindowListener> mWindows;
+
+  Atomic<uint64_t> mCountListeners;
+};
+
+}  // namespace net
+}  // namespace mozilla
+
+/**
+ * Casting WebSocketEventService to nsISupports is ambiguous.
+ * This method handles that.
+ */
+inline nsISupports* ToSupports(mozilla::net::WebSocketEventService* p) {
+  return NS_ISUPPORTS_CAST(nsIWebSocketEventService*, p);
+}
+
+#endif  // mozilla_net_WebSocketEventService_h