dom/network/TCPServerSocket.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_TCPServerSocket_h
   8 #define mozilla_dom_TCPServerSocket_h
   9
  10 #include "mozilla/DOMEventTargetHelper.h"
  11 #include "nsIServerSocket.h"
  12
  13 namespace mozilla {
  14 class ErrorResult;
  15 namespace dom {
  16
  17 struct ServerSocketOptions;
  18 class GlobalObject;
  19 class TCPSocket;
  20 class TCPSocketChild;
  21 class TCPServerSocketChild;
  22 class TCPServerSocketParent;
  23
  24 class TCPServerSocket final : public DOMEventTargetHelper,
  25                               public nsIServerSocketListener {
  26  public:
  27   TCPServerSocket(nsIGlobalObject* aGlobal, uint16_t aPort,
  28                   bool aUseArrayBuffers, uint16_t aBacklog);
  29
  30   NS_DECL_ISUPPORTS_INHERITED
  31   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(TCPServerSocket,
  32                                                          DOMEventTargetHelper)
  33   NS_DECL_NSISERVERSOCKETLISTENER
  34
  35   nsPIDOMWindowInner* GetParentObject() const { return GetOwner(); }
  36
  37   virtual JSObject* WrapObject(JSContext* aCx,
  38                                JS::Handle<JSObject*> aGivenProto) override;
  39
  40   nsresult Init();
  41
  42   uint16_t LocalPort() const;
  43   void Close();
  44
  45   static already_AddRefed<TCPServerSocket> Constructor(
  46       const GlobalObject& aGlobal, uint16_t aPort,
  47       const ServerSocketOptions& aOptions, uint16_t aBacklog,
  48       mozilla::ErrorResult& aRv);
  49
  50   IMPL_EVENT_HANDLER(connect);
  51   IMPL_EVENT_HANDLER(error);
  52
  53   // Relay an accepted socket notification from the parent process and
  54   // initialize this object with an existing child actor for the new socket.
  55   nsresult AcceptChildSocket(TCPSocketChild* aSocketChild);
  56   // Associate this object with an IPC actor in the parent process to relay
  57   // notifications to content processes.
  58   void SetServerBridgeParent(TCPServerSocketParent* aBridgeParent);
  59
  60  private:
  61   ~TCPServerSocket();
  62   // Dispatch a TCPServerSocketEvent event of a given type at this object.
  63   void FireEvent(const nsAString& aType, TCPSocket* aSocket);
  64
  65   // The server socket associated with this object.
  66   nsCOMPtr<nsIServerSocket> mServerSocket;
  67   // The IPC actor in the content process.
  68   RefPtr<TCPServerSocketChild> mServerBridgeChild;
  69   // The IPC actor in the parent process.
  70   RefPtr<TCPServerSocketParent> mServerBridgeParent;
  71   int32_t mPort;
  72   uint16_t mBacklog;
  73   // True if any accepted sockets should use array buffers for received
  74   // messages.
  75   bool mUseArrayBuffers;
  76 };
  77
  78 }  // namespace dom
  79 }  // namespace mozilla
  80
  81 #endif  // mozilla_dom_TCPServerSocket_h