components/pairing/bluetooth_controller_pairing_controller.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROMEOS_PAIRING_BLUETOOTH_CONTROLLER_PAIRING_FLOW_H_
   6 #define CHROMEOS_PAIRING_BLUETOOTH_CONTROLLER_PAIRING_FLOW_H_
   7
   8 #include <set>
   9
  10 #include "base/macros.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/observer_list.h"
  13 #include "base/threading/thread_checker.h"
  14 #include "components/pairing/controller_pairing_controller.h"
  15 #include "components/pairing/proto_decoder.h"
  16 #include "device/bluetooth/bluetooth_adapter.h"
  17 #include "device/bluetooth/bluetooth_device.h"
  18 #include "device/bluetooth/bluetooth_socket.h"
  19
  20 namespace net {
  21 class IOBuffer;
  22 }
  23
  24 namespace pairing_chromeos {
  25
  26 class BluetoothControllerPairingController
  27     : public ControllerPairingController,
  28       public ProtoDecoder::Observer,
  29       public device::BluetoothAdapter::Observer,
  30       public device::BluetoothDevice::PairingDelegate  {
  31  public:
  32   BluetoothControllerPairingController();
  33   virtual ~BluetoothControllerPairingController();
  34
  35  private:
  36   void ChangeStage(Stage new_stage);
  37   device::BluetoothDevice* GetController();
  38   void Reset();
  39   void DeviceFound(device::BluetoothDevice* device);
  40   void DeviceLost(device::BluetoothDevice* device);
  41
  42   void OnSetPowered();
  43   void OnGetAdapter(scoped_refptr<device::BluetoothAdapter> adapter);
  44   void OnStartDiscoverySession(
  45       scoped_ptr<device::BluetoothDiscoverySession> discovery_session);
  46   void OnConnect();
  47   void OnConnectToService(scoped_refptr<device::BluetoothSocket> socket);
  48   void OnSendComplete(int bytes_sent);
  49   void OnReceiveComplete(int bytes, scoped_refptr<net::IOBuffer> io_buffer);
  50
  51   void OnError();
  52   void OnErrorWithMessage(const std::string& message);
  53   void OnConnectError(device::BluetoothDevice::ConnectErrorCode error_code);
  54   void OnReceiveError(device::BluetoothSocket::ErrorReason reason,
  55                       const std::string& error_message);
  56
  57   // ControllerPairingController:
  58   virtual void AddObserver(
  59       ControllerPairingController::Observer* observer) OVERRIDE;
  60   virtual void RemoveObserver(
  61       ControllerPairingController::Observer* observer) OVERRIDE;
  62   virtual Stage GetCurrentStage() OVERRIDE;
  63   virtual void StartPairing() OVERRIDE;
  64   virtual DeviceIdList GetDiscoveredDevices() OVERRIDE;
  65   virtual void ChooseDeviceForPairing(const std::string& device_id) OVERRIDE;
  66   virtual void RepeatDiscovery() OVERRIDE;
  67   virtual std::string GetConfirmationCode() OVERRIDE;
  68   virtual void SetConfirmationCodeIsCorrect(bool correct) OVERRIDE;
  69   virtual void SetHostConfiguration(
  70       bool accepted_eula,
  71       const std::string& lang,
  72       const std::string& timezone,
  73       bool send_reports,
  74       const std::string& keyboard_layout) OVERRIDE;
  75   virtual void OnAuthenticationDone(const std::string& domain,
  76                                     const std::string& auth_token) OVERRIDE;
  77   virtual void StartSession() OVERRIDE;
  78
  79   // ProtoDecoder::Observer:
  80   virtual void OnHostStatusMessage(
  81       const pairing_api::HostStatus& message) OVERRIDE;
  82   virtual void OnConfigureHostMessage(
  83       const pairing_api::ConfigureHost& message) OVERRIDE;
  84   virtual void OnPairDevicesMessage(
  85       const pairing_api::PairDevices& message) OVERRIDE;
  86   virtual void OnCompleteSetupMessage(
  87       const pairing_api::CompleteSetup& message) OVERRIDE;
  88   virtual void OnErrorMessage(const pairing_api::Error& message) OVERRIDE;
  89
  90   // BluetoothAdapter::Observer:
  91   virtual void DeviceAdded(device::BluetoothAdapter* adapter,
  92                            device::BluetoothDevice* device) OVERRIDE;
  93   virtual void DeviceRemoved(device::BluetoothAdapter* adapter,
  94                              device::BluetoothDevice* device) OVERRIDE;
  95
  96   // device::BluetoothDevice::PairingDelegate:
  97   virtual void RequestPinCode(device::BluetoothDevice* device) OVERRIDE;
  98   virtual void RequestPasskey(device::BluetoothDevice* device) OVERRIDE;
  99   virtual void DisplayPinCode(device::BluetoothDevice* device,
 100                               const std::string& pincode) OVERRIDE;
 101   virtual void DisplayPasskey(device::BluetoothDevice* device,
 102                               uint32 passkey) OVERRIDE;
 103   virtual void KeysEntered(device::BluetoothDevice* device,
 104                            uint32 entered) OVERRIDE;
 105   virtual void ConfirmPasskey(device::BluetoothDevice* device,
 106                               uint32 passkey) OVERRIDE;
 107   virtual void AuthorizePairing(device::BluetoothDevice* device) OVERRIDE;
 108
 109   Stage current_stage_;
 110   bool got_initial_status_;
 111   scoped_refptr<device::BluetoothAdapter> adapter_;
 112   scoped_ptr<device::BluetoothDiscoverySession> discovery_session_;
 113   scoped_refptr<device::BluetoothSocket> socket_;
 114   std::string controller_device_id_;
 115
 116   std::string confirmation_code_;
 117   std::set<std::string> discovered_devices_;
 118
 119   scoped_ptr<ProtoDecoder> proto_decoder_;
 120
 121   base::ThreadChecker thread_checker_;
 122   ObserverList<ControllerPairingController::Observer> observers_;
 123   base::WeakPtrFactory<BluetoothControllerPairingController> ptr_factory_;
 124
 125   DISALLOW_COPY_AND_ASSIGN(BluetoothControllerPairingController);
 126 };
 127
 128 }  // namespace pairing_chromeos
 129
 130 #endif  // CHROMEOS_PAIRING_BLUETOOTH_CONTROLLER_PAIRING_FLOW_H_