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 <set>
  15
  16 #include "base/mac/scoped_nsobject.h"
  17 #include "base/mac/sdk_forward_declarations.h"
  18 #include "crypto/sha2.h"
  19 #include "device/bluetooth/bluetooth_device_mac.h"
  20
  21 namespace device {
  22
  23 class BluetoothLowEnergyDiscoverManagerMac;
  24
  25 class DEVICE_BLUETOOTH_EXPORT BluetoothLowEnergyDeviceMac
  26     : public BluetoothDeviceMac {
  27  public:
  28   BluetoothLowEnergyDeviceMac(CBPeripheral* peripheral,
  29                               NSDictionary* advertisement_data,
  30                               int rssi);
  31   ~BluetoothLowEnergyDeviceMac() override;
  32
  33   int GetRSSI() const;
  34
  35   // BluetoothDevice overrides.
  36   std::string GetIdentifier() const override;
  37   uint32 GetBluetoothClass() const override;
  38   std::string GetAddress() const override;
  39   BluetoothDevice::VendorIDSource GetVendorIDSource() const override;
  40   uint16 GetVendorID() const override;
  41   uint16 GetProductID() const override;
  42   uint16 GetDeviceID() const override;
  43   bool IsPaired() const override;
  44   bool IsConnected() const override;
  45   bool IsConnectable() const override;
  46   bool IsConnecting() const override;
  47   BluetoothDevice::UUIDList GetUUIDs() const override;
  48   int16 GetInquiryRSSI() const override;
  49   int16 GetInquiryTxPower() const override;
  50   bool ExpectingPinCode() const override;
  51   bool ExpectingPasskey() const override;
  52   bool ExpectingConfirmation() const override;
  53   void GetConnectionInfo(const ConnectionInfoCallback& callback) override;
  54   void Connect(PairingDelegate* pairing_delegate,
  55                const base::Closure& callback,
  56                const ConnectErrorCallback& error_callback) override;
  57   void SetPinCode(const std::string& pincode) override;
  58   void SetPasskey(uint32 passkey) override;
  59   void ConfirmPairing() override;
  60   void RejectPairing() override;
  61   void CancelPairing() override;
  62   void Disconnect(const base::Closure& callback,
  63                   const ErrorCallback& error_callback) override;
  64   void Forget(const ErrorCallback& error_callback) override;
  65   void ConnectToService(
  66       const BluetoothUUID& uuid,
  67       const ConnectToServiceCallback& callback,
  68       const ConnectToServiceErrorCallback& error_callback) override;
  69   void ConnectToServiceInsecurely(
  70       const device::BluetoothUUID& uuid,
  71       const ConnectToServiceCallback& callback,
  72       const ConnectToServiceErrorCallback& error_callback) override;
  73   void CreateGattConnection(
  74       const GattConnectionCallback& callback,
  75       const ConnectErrorCallback& error_callback) override;
  76
  77   // BluetoothDeviceMac override.
  78   NSDate* GetLastUpdateTime() const override;
  79
  80  protected:
  81   // BluetoothDevice override.
  82   std::string GetDeviceName() const override;
  83
  84   // Updates information about the device.
  85   virtual void Update(CBPeripheral* peripheral,
  86                       NSDictionary* advertisement_data,
  87                       int rssi);
  88
  89   static std::string GetPeripheralIdentifier(CBPeripheral* peripheral);
  90
  91   // Hashes and truncates the peripheral identifier to deterministically
  92   // construct an address. The use of fake addresses is a temporary fix before
  93   // we switch to using bluetooth identifiers throughout Chrome.
  94   // http://crbug.com/507824
  95   static std::string GetPeripheralHashAddress(CBPeripheral* peripheral);
  96
  97  private:
  98   friend class BluetoothAdapterMac;
  99   friend class BluetoothAdapterMacTest;
 100
 101   // Equivalent to [peripheral_ state].  Allows compilation on OS X 10.6.
 102   CBPeripheralState GetPeripheralState() const;
 103
 104   // CoreBluetooth data structure.
 105   base::scoped_nsobject<CBPeripheral> peripheral_;
 106
 107   // RSSI value.
 108   int rssi_;
 109
 110   // Whether the device is connectable.
 111   bool connectable_;
 112
 113   // The peripheral's identifier, as returned by [CBPeripheral identifier].
 114   std::string identifier_;
 115
 116   // A local address for the device created by hashing the peripheral
 117   // identifier.
 118   std::string hash_address_;
 119
 120   // Stores the time of the most recent call to Update().
 121   base::scoped_nsobject<NSDate> last_update_time_;
 122
 123   // The services (identified by UUIDs) that this device provides.
 124   std::set<BluetoothUUID> advertised_uuids_;
 125
 126   DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyDeviceMac);
 127 };
 128
 129 }  // namespace device
 130
 131 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_DEVICE_MAC_H_