dom/network/Connection.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
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_network_Connection_h
   8 #define mozilla_dom_network_Connection_h
   9
  10 #include "mozilla/DOMEventTargetHelper.h"
  11 #include "mozilla/dom/NetworkInformationBinding.h"
  12 #include "nsCycleCollectionParticipant.h"
  13
  14 namespace mozilla {
  15
  16 namespace hal {
  17 class NetworkInformation;
  18 }  // namespace hal
  19
  20 namespace dom {
  21
  22 class WorkerPrivate;
  23
  24 namespace network {
  25
  26 class Connection : public DOMEventTargetHelper {
  27  public:
  28   NS_DECL_ISUPPORTS_INHERITED
  29
  30   static Connection* CreateForWindow(nsPIDOMWindowInner* aWindow,
  31                                      bool aShouldResistFingerprinting);
  32
  33   static already_AddRefed<Connection> CreateForWorker(
  34       WorkerPrivate* aWorkerPrivate, ErrorResult& aRv);
  35
  36   void Shutdown();
  37
  38   // WebIDL
  39
  40   virtual JSObject* WrapObject(JSContext* aCx,
  41                                JS::Handle<JSObject*> aGivenProto) override;
  42
  43   ConnectionType Type() const {
  44     return mShouldResistFingerprinting
  45                ? static_cast<ConnectionType>(ConnectionType::Unknown)
  46                : mType;
  47   }
  48
  49   bool GetIsWifi() const {
  50     NS_ASSERT_OWNINGTHREAD(Connection);
  51
  52     return mIsWifi;
  53   }
  54   uint32_t GetDhcpGateway() const {
  55     NS_ASSERT_OWNINGTHREAD(Connection);
  56
  57     return mDHCPGateway;
  58   }
  59
  60   IMPL_EVENT_HANDLER(typechange)
  61
  62  protected:
  63   Connection(nsPIDOMWindowInner* aWindow, bool aShouldResistFingerprinting);
  64   virtual ~Connection();
  65
  66   void Update(ConnectionType aType, bool aIsWifi, uint32_t aDHCPGateway,
  67               bool aNotify);
  68
  69   virtual void ShutdownInternal() = 0;
  70
  71  private:
  72   /**
  73    * If ResistFingerprinting is enabled or disabled.
  74    */
  75   bool mShouldResistFingerprinting;
  76
  77   /**
  78    * The type of current connection.
  79    */
  80   ConnectionType mType;
  81
  82   /**
  83    * If the connection is WIFI
  84    */
  85   bool mIsWifi;
  86
  87   /**
  88    * DHCP Gateway information for IPV4, in network byte order. 0 if unassigned.
  89    */
  90   uint32_t mDHCPGateway;
  91
  92   bool mBeenShutDown;
  93 };
  94
  95 }  // namespace network
  96 }  // namespace dom
  97 }  // namespace mozilla
  98
  99 #endif  // mozilla_dom_network_Connection_h