device/bluetooth/bluetooth_low_energy_device_mac.h

   1 // Copyright 2015 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 DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_DEVICE_MAC_H_
   6 #define DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_DEVICE_MAC_H_
   7
   8 #if defined(OS_IOS)
   9 #import <CoreBluetooth/CoreBluetooth.h>
  10 #else  // !defined(OS_IOS)
  11 #import <IOBluetooth/IOBluetooth.h>
  12 #endif  // defined(OS_IOS)
  13
  14 #include "base/mac/scoped_nsobject.h"
  15 #include "base/mac/sdk_forward_declarations.h"
  16 #include "crypto/sha2.h"
  17 #include "device/bluetooth/bluetooth_device_mac.h"
  18
  19 namespace device {
  20
  21 class BluetoothLowEnergyDiscoverManagerMac;
  22
  23 class DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyDeviceMac
  24     : public BluetoothDeviceMac {
  25  public:
  26   BluetoothLowEnergyDeviceMac(CBPeripheral* peripheral,
  27                               NSDictionary* advertisementData,
  28                               int rssi);
  29   ~BluetoothLowEnergyDeviceMac() override;
  30
  31   int GetRSSI() const;
  32
  33   // BluetoothDevice overrides.
  34   std::string GetIdentifier() const override;
  35   uint32 GetBluetoothClass() const override;
  36   std::string GetAddress() const override;
  37   BluetoothDevice::VendorIDSource GetVendorIDSource() const override;
  38   uint16 GetVendorID() const override;
  39   uint16 GetProductID() const override;
  40   uint16 GetDeviceID() const override;
  41   bool IsPaired() const override;
  42   bool IsConnected() const override;
  43   bool IsConnectable() const override;
  44   bool IsConnecting() const override;
  45   BluetoothDevice::UUIDList GetUUIDs() const override;
  46   int16 GetInquiryRSSI() const override;
  47   int16 GetInquiryTxPower() const override;
  48   bool ExpectingPinCode() const override;
  49   bool ExpectingPasskey() const override;
  50   bool ExpectingConfirmation() const override;
  51   void GetConnectionInfo(const ConnectionInfoCallback& callback) override;
  52   void Connect(PairingDelegate* pairing_delegate,
  53                const base::Closure& callback,
  54                const ConnectErrorCallback& error_callback) override;
  55   void SetPinCode(const std::string& pincode) override;
  56   void SetPasskey(uint32 passkey) override;
  57   void ConfirmPairing() override;
  58   void RejectPairing() override;
  59   void CancelPairing() override;
  60   void Disconnect(const base::Closure& callback,
  61                   const ErrorCallback& error_callback) override;
  62   void Forget(const ErrorCallback& error_callback) override;
  63   void ConnectToService(
  64       const BluetoothUUID& uuid,
  65       const ConnectToServiceCallback& callback,
  66       const ConnectToServiceErrorCallback& error_callback) override;
  67   void ConnectToServiceInsecurely(
  68       const device::BluetoothUUID& uuid,
  69       const ConnectToServiceCallback& callback,
  70       const ConnectToServiceErrorCallback& error_callback) override;
  71   void CreateGattConnection(
  72       const GattConnectionCallback& callback,
  73       const ConnectErrorCallback& error_callback) override;
  74
  75   // BluetoothDeviceMac override.
  76   NSDate* GetLastUpdateTime() const override;
  77
  78  protected:
  79   // BluetoothDevice override.
  80   std::string GetDeviceName() const override;
  81
  82   // Updates information about the device.
  83   virtual void Update(CBPeripheral* peripheral,
  84                       NSDictionary* advertisementData,
  85                       int rssi);
  86
  87   static std::string GetPeripheralIdentifier(CBPeripheral* peripheral);
  88
  89   // Hashes and truncates the peripheral identifier to deterministically
  90   // construct an address. The use of fake addresses is a temporary fix before
  91   // we switch to using bluetooth identifiers throughout Chrome.
  92   // http://crbug.com/507824
  93   static std::string GetPeripheralHashAddress(CBPeripheral* peripheral);
  94
  95  private:
  96   friend class BluetoothAdapterMac;
  97   friend class BluetoothAdapterMacTest;
  98
  99   // Equivalent to [peripheral_ state].  Allows compilation on OS X 10.6.
 100   CBPeripheralState GetPeripheralState() const;
 101
 102   // CoreBluetooth data structure.
 103   base::scoped_nsobject<CBPeripheral> peripheral_;
 104
 105   // RSSI value.
 106   int rssi_;
 107
 108   // Whether the device is connectable.
 109   bool connectable_;
 110
 111   // The peripheral's identifier, as returned by [CBPeripheral identifier].
 112   std::string identifier_;
 113
 114   // A local address for the device created by hashing the peripheral
 115   // identifier.
 116   std::string hash_address_;
 117
 118   // Stores the time of the most recent call to Update().
 119   base::scoped_nsobject<NSDate> last_update_time_;
 120
 121   DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyDeviceMac);
 122 };
 123
 124 }  // namespace device
 125
 126 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_DEVICE_MAC_H_