components/pairing/bluetooth_host_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_HOST_PAIRING_CONTROLLER_H_
   6 #define CHROMEOS_PAIRING_BLUETOOTH_HOST_PAIRING_CONTROLLER_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "base/memory/weak_ptr.h"
  11 #include "base/observer_list.h"
  12 #include "base/threading/thread_checker.h"
  13 #include "components/pairing/host_pairing_controller.h"
  14 #include "components/pairing/proto_decoder.h"
  15 #include "device/bluetooth/bluetooth_adapter.h"
  16 #include "device/bluetooth/bluetooth_device.h"
  17 #include "device/bluetooth/bluetooth_socket.h"
  18
  19 namespace device {
  20 class BluetoothAdapter;
  21 }
  22
  23 namespace net {
  24 class IOBuffer;
  25 }
  26
  27 namespace pairing_chromeos {
  28
  29 class BluetoothHostPairingController
  30     : public HostPairingController,
  31       public ProtoDecoder::Observer,
  32       public device::BluetoothAdapter::Observer,
  33       public device::BluetoothDevice::PairingDelegate {
  34  public:
  35   typedef HostPairingController::Observer Observer;
  36
  37   BluetoothHostPairingController();
  38   ~BluetoothHostPairingController() override;
  39
  40  private:
  41   void ChangeStage(Stage new_stage);
  42   void SendHostStatus();
  43   void AbortWithError(int code, const std::string& message);
  44   void Reset();
  45
  46   void OnGetAdapter(scoped_refptr<device::BluetoothAdapter> adapter);
  47   void SetName();
  48   void OnSetName();
  49   void OnSetPowered();
  50   void OnCreateService(scoped_refptr<device::BluetoothSocket> socket);
  51   void OnSetDiscoverable(bool change_stage);
  52   void OnAccept(const device::BluetoothDevice* device,
  53                 scoped_refptr<device::BluetoothSocket> socket);
  54   void OnSendComplete(int bytes_sent);
  55   void OnReceiveComplete(int bytes, scoped_refptr<net::IOBuffer> io_buffer);
  56
  57   void OnCreateServiceError(const std::string& message);
  58   void OnSetError();
  59   void OnAcceptError(const std::string& error_message);
  60   void OnSendError(const std::string& error_message);
  61   void OnReceiveError(device::BluetoothSocket::ErrorReason reason,
  62                       const std::string& error_message);
  63
  64   // HostPairingController:
  65   void AddObserver(Observer* observer) override;
  66   void RemoveObserver(Observer* observer) override;
  67   Stage GetCurrentStage() override;
  68   void StartPairing() override;
  69   std::string GetDeviceName() override;
  70   std::string GetConfirmationCode() override;
  71   std::string GetEnrollmentDomain() override;
  72   void OnUpdateStatusChanged(UpdateStatus update_status) override;
  73   void OnEnrollmentStatusChanged(EnrollmentStatus enrollment_status) override;
  74   void SetPermanentId(const std::string& permanent_id) override;
  75
  76   // ProtoDecoder::Observer:
  77   void OnHostStatusMessage(const pairing_api::HostStatus& message) override;
  78   void OnConfigureHostMessage(
  79       const pairing_api::ConfigureHost& message) override;
  80   void OnPairDevicesMessage(const pairing_api::PairDevices& message) override;
  81   void OnCompleteSetupMessage(
  82       const pairing_api::CompleteSetup& message) override;
  83   void OnErrorMessage(const pairing_api::Error& message) override;
  84   void OnAddNetworkMessage(const pairing_api::AddNetwork& message) override;
  85
  86   // BluetoothAdapter::Observer:
  87   void AdapterPresentChanged(device::BluetoothAdapter* adapter,
  88                              bool present) override;
  89
  90   // device::BluetoothDevice::PairingDelegate:
  91   void RequestPinCode(device::BluetoothDevice* device) override;
  92   void RequestPasskey(device::BluetoothDevice* device) override;
  93   void DisplayPinCode(device::BluetoothDevice* device,
  94                       const std::string& pincode) override;
  95   void DisplayPasskey(device::BluetoothDevice* device, uint32 passkey) override;
  96   void KeysEntered(device::BluetoothDevice* device, uint32 entered) override;
  97   void ConfirmPasskey(device::BluetoothDevice* device, uint32 passkey) override;
  98   void AuthorizePairing(device::BluetoothDevice* device) override;
  99
 100   Stage current_stage_;
 101   std::string device_name_;
 102   std::string confirmation_code_;
 103   std::string enrollment_domain_;
 104   UpdateStatus update_status_;
 105   EnrollmentStatus enrollment_status_;
 106   std::string permanent_id_;
 107
 108   scoped_refptr<device::BluetoothAdapter> adapter_;
 109   scoped_refptr<device::BluetoothSocket> service_socket_;
 110   scoped_refptr<device::BluetoothSocket> controller_socket_;
 111   scoped_ptr<ProtoDecoder> proto_decoder_;
 112
 113   base::ThreadChecker thread_checker_;
 114   ObserverList<Observer> observers_;
 115   base::WeakPtrFactory<BluetoothHostPairingController> ptr_factory_;
 116
 117   DISALLOW_COPY_AND_ASSIGN(BluetoothHostPairingController);
 118 };
 119
 120 }  // namespace pairing_chromeos
 121
 122 #endif  // CHROMEOS_PAIRING_BLUETOOTH_HOST_PAIRING_CONTROLLER_H_