netwerk/base/NetworkConnectivityService.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef NetworkConnectivityService_h_
   6 #define NetworkConnectivityService_h_
   7
   8 #include "nsINetworkConnectivityService.h"
   9
  10 namespace mozilla {
  11 namespace net {
  12
  13 class NetworkConnectivityService : public nsINetworkConnectivityService,
  14                                    public nsIObserver,
  15                                    public nsIDNSListener,
  16                                    public nsIStreamListener {
  17  public:
  18   NS_DECL_ISUPPORTS
  19   NS_DECL_NSINETWORKCONNECTIVITYSERVICE
  20   NS_DECL_NSIOBSERVER
  21   NS_DECL_NSIDNSLISTENER
  22   NS_DECL_NSISTREAMLISTENER
  23   NS_DECL_NSIREQUESTOBSERVER
  24
  25   nsresult Init();
  26   static already_AddRefed<NetworkConnectivityService> GetSingleton();
  27
  28  private:
  29   NetworkConnectivityService() = default;
  30   virtual ~NetworkConnectivityService() = default;
  31
  32   // Calls all the check methods
  33   void PerformChecks();
  34
  35   // Will be set to OK if the DNS request returned in IP of this type,
  36   //                NOT_AVAILABLE if that type of resolution is not available
  37   //                UNKNOWN if the check wasn't performed
  38   ConnectivityState mDNSv4 = nsINetworkConnectivityService::UNKNOWN;
  39   ConnectivityState mDNSv6 = nsINetworkConnectivityService::UNKNOWN;
  40
  41   ConnectivityState mIPv4 = nsINetworkConnectivityService::UNKNOWN;
  42   ConnectivityState mIPv6 = nsINetworkConnectivityService::UNKNOWN;
  43
  44   nsCOMPtr<nsICancelable> mDNSv4Request;
  45   nsCOMPtr<nsICancelable> mDNSv6Request;
  46
  47   nsCOMPtr<nsIChannel> mIPv4Channel;
  48   nsCOMPtr<nsIChannel> mIPv6Channel;
  49 };
  50
  51 }  // namespace net
  52 }  // namespace mozilla
  53
  54 #endif  // NetworkConnectivityService_h_