TCPServerSocket.h - mozsearch

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/* -*- 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_dom_TCPServerSocket_h

#define mozilla_dom_TCPServerSocket_h

#include "mozilla/DOMEventTargetHelper.h"

#include "nsIServerSocket.h"

namespace mozilla {

class ErrorResult;

namespace dom {

struct ServerSocketOptions;

class GlobalObject;

class TCPSocket;

class TCPSocketChild;

class TCPServerSocketChild;

class TCPServerSocketParent;

class TCPServerSocket final : public DOMEventTargetHelper,

                              public nsIServerSocketListener {

 public:

  TCPServerSocket(nsIGlobalObject* aGlobal, uint16_t aPort,

                  bool aUseArrayBuffers, uint16_t aBacklog);

  NS_DECL_ISUPPORTS_INHERITED

  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(TCPServerSocket,

                                                         DOMEventTargetHelper)

  NS_DECL_NSISERVERSOCKETLISTENER

  nsIGlobalObject* GetParentObject() const { return GetOwnerGlobal(); }

  JSObject* WrapObject(JSContext*, JS::Handle<JSObject*> aGivenProto) override;

  nsresult Init();

  uint16_t LocalPort() const;

  void Close();

  static already_AddRefed<TCPServerSocket> Constructor(

      const GlobalObject& aGlobal, uint16_t aPort,

      const ServerSocketOptions& aOptions, uint16_t aBacklog,

      mozilla::ErrorResult& aRv);

  IMPL_EVENT_HANDLER(connect);

  IMPL_EVENT_HANDLER(error);

  // Relay an accepted socket notification from the parent process and

  // initialize this object with an existing child actor for the new socket.

  nsresult AcceptChildSocket(TCPSocketChild* aSocketChild);

  // Associate this object with an IPC actor in the parent process to relay

  // notifications to content processes.

  void SetServerBridgeParent(TCPServerSocketParent* aBridgeParent);

 private:

  ~TCPServerSocket();

  // Dispatch a TCPServerSocketEvent event of a given type at this object.

  void FireEvent(const nsAString& aType, TCPSocket* aSocket);

  // The server socket associated with this object.

  nsCOMPtr<nsIServerSocket> mServerSocket;

  // The IPC actor in the content process.

  RefPtr<TCPServerSocketChild> mServerBridgeChild;

  // The IPC actor in the parent process.

  RefPtr<TCPServerSocketParent> mServerBridgeParent;

  int32_t mPort;

  uint16_t mBacklog;

  // True if any accepted sockets should use array buffers for received

  // messages.

  bool mUseArrayBuffers;

};

}  // namespace dom

}  // namespace mozilla

#endif  // mozilla_dom_TCPServerSocket_h