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   ~BluetoothControllerPairingController() override;
  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   void SendBuffer(scoped_refptr<net::IOBuffer> io_buffer, int size);
  42   void CompleteSetup();
  43
  44   void OnSetPowered();
  45   void OnGetAdapter(scoped_refptr<device::BluetoothAdapter> adapter);
  46   void OnStartDiscoverySession(
  47       scoped_ptr<device::BluetoothDiscoverySession> discovery_session);
  48   void OnConnect();
  49   void OnConnectToService(scoped_refptr<device::BluetoothSocket> socket);
  50   void OnSendComplete(int bytes_sent);
  51   void OnReceiveComplete(int bytes, scoped_refptr<net::IOBuffer> io_buffer);
  52
  53   void OnError();
  54   void OnErrorWithMessage(const std::string& message);
  55   void OnConnectError(device::BluetoothDevice::ConnectErrorCode error_code);
  56   void OnReceiveError(device::BluetoothSocket::ErrorReason reason,
  57                       const std::string& error_message);
  58
  59   // ControllerPairingController:
  60   void AddObserver(ControllerPairingController::Observer* observer) override;
  61   void RemoveObserver(ControllerPairingController::Observer* observer) override;
  62   Stage GetCurrentStage() override;
  63   void StartPairing() override;
  64   DeviceIdList GetDiscoveredDevices() override;
  65   void ChooseDeviceForPairing(const std::string& device_id) override;
  66   void RepeatDiscovery() override;
  67   std::string GetConfirmationCode() override;
  68   void SetConfirmationCodeIsCorrect(bool correct) override;
  69   void SetHostConfiguration(bool accepted_eula,
  70                             const std::string& lang,
  71                             const std::string& timezone,
  72                             bool send_reports,
  73                             const std::string& keyboard_layout) override;
  74   void OnAuthenticationDone(const std::string& domain,
  75                             const std::string& auth_token) override;
  76   void StartSession() override;
  77
  78   // ProtoDecoder::Observer:
  79   void OnHostStatusMessage(const pairing_api::HostStatus& message) override;
  80   void OnConfigureHostMessage(
  81       const pairing_api::ConfigureHost& message) override;
  82   void OnPairDevicesMessage(const pairing_api::PairDevices& message) override;
  83   void OnCompleteSetupMessage(
  84       const pairing_api::CompleteSetup& message) override;
  85   void OnErrorMessage(const pairing_api::Error& message) override;
  86
  87   // BluetoothAdapter::Observer:
  88   void DeviceAdded(device::BluetoothAdapter* adapter,
  89                    device::BluetoothDevice* device) override;
  90   void DeviceRemoved(device::BluetoothAdapter* adapter,
  91                      device::BluetoothDevice* device) override;
  92
  93   // device::BluetoothDevice::PairingDelegate:
  94   void RequestPinCode(device::BluetoothDevice* device) override;
  95   void RequestPasskey(device::BluetoothDevice* device) override;
  96   void DisplayPinCode(device::BluetoothDevice* device,
  97                       const std::string& pincode) override;
  98   void DisplayPasskey(device::BluetoothDevice* device, uint32 passkey) override;
  99   void KeysEntered(device::BluetoothDevice* device, uint32 entered) override;
 100   void ConfirmPasskey(device::BluetoothDevice* device, uint32 passkey) override;
 101   void AuthorizePairing(device::BluetoothDevice* device) override;
 102
 103   Stage current_stage_;
 104   scoped_refptr<device::BluetoothAdapter> adapter_;
 105   scoped_ptr<device::BluetoothDiscoverySession> discovery_session_;
 106   scoped_refptr<device::BluetoothSocket> socket_;
 107   std::string controller_device_id_;
 108
 109   std::string confirmation_code_;
 110   std::set<std::string> discovered_devices_;
 111
 112   scoped_ptr<ProtoDecoder> proto_decoder_;
 113
 114   base::ThreadChecker thread_checker_;
 115   ObserverList<ControllerPairingController::Observer> observers_;
 116   base::WeakPtrFactory<BluetoothControllerPairingController> ptr_factory_;
 117
 118   DISALLOW_COPY_AND_ASSIGN(BluetoothControllerPairingController);
 119 };
 120
 121 }  // namespace pairing_chromeos
 122
 123 #endif  // CHROMEOS_PAIRING_BLUETOOTH_CONTROLLER_PAIRING_FLOW_H_