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Side by Side Diff: components/proximity_auth/ble/bluetooth_low_energy_characteristics_finder.h

Issue 1898643002: Refactor device::BluetoothGattXXX classes to split into remote/local. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 8 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_LOW_ENERGY_CHARACTERISTICS_FINDE R_H 5 #ifndef COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_LOW_ENERGY_CHARACTERISTICS_FINDE R_H_
6 #define COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_LOW_ENERGY_CHARACTERISTICS_FINDE R_H 6 #define COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_LOW_ENERGY_CHARACTERISTICS_FINDE R_H_
7 7
8 #include "base/callback.h" 8 #include "base/callback.h"
9 #include "base/macros.h" 9 #include "base/macros.h"
10 #include "base/memory/ref_counted.h" 10 #include "base/memory/ref_counted.h"
11 #include "components/proximity_auth/ble/remote_attribute.h" 11 #include "components/proximity_auth/ble/remote_attribute.h"
12 #include "device/bluetooth/bluetooth_adapter.h" 12 #include "device/bluetooth/bluetooth_adapter.h"
13 #include "device/bluetooth/bluetooth_device.h" 13 #include "device/bluetooth/bluetooth_device.h"
14 #include "device/bluetooth/bluetooth_gatt_characteristic.h" 14 #include "device/bluetooth/bluetooth_remote_gatt_characteristic.h"
15 #include "device/bluetooth/bluetooth_remote_gatt_service.h"
15 #include "device/bluetooth/bluetooth_uuid.h" 16 #include "device/bluetooth/bluetooth_uuid.h"
16 17
17 namespace proximity_auth { 18 namespace proximity_auth {
18 19
19 // Looks for given characteristics in a remote device, for which a GATT 20 // Looks for given characteristics in a remote device, for which a GATT
20 // connection was already established. In the current BLE connection protocol 21 // connection was already established. In the current BLE connection protocol
21 // (device::BluetoothDevice::CreateGattConnection), remote characteristic 22 // (device::BluetoothDevice::CreateGattConnection), remote characteristic
22 // discovery starts immediatelly after a GATT connection was established. So, 23 // discovery starts immediatelly after a GATT connection was established. So,
23 // this class simply adds an observer for a characteristic discovery event and 24 // this class simply adds an observer for a characteristic discovery event and
24 // call |success_callback_| once all necessary characteristics were discovered. 25 // call |success_callback_| once all necessary characteristics were discovered.
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after
56 const RemoteAttribute& from_peripheral_char, 57 const RemoteAttribute& from_peripheral_char,
57 const SuccessCallback& success_callback, 58 const SuccessCallback& success_callback,
58 const ErrorCallback& error_callback); 59 const ErrorCallback& error_callback);
59 60
60 ~BluetoothLowEnergyCharacteristicsFinder() override; 61 ~BluetoothLowEnergyCharacteristicsFinder() override;
61 62
62 protected: 63 protected:
63 // device::BluetoothAdapter::Observer: 64 // device::BluetoothAdapter::Observer:
64 void GattDiscoveryCompleteForService( 65 void GattDiscoveryCompleteForService(
65 device::BluetoothAdapter* adapter, 66 device::BluetoothAdapter* adapter,
66 device::BluetoothGattService* service) override; 67 device::BluetoothRemoteGattService* service) override;
67 void GattCharacteristicAdded( 68 void GattCharacteristicAdded(
68 device::BluetoothAdapter* adapter, 69 device::BluetoothAdapter* adapter,
69 device::BluetoothGattCharacteristic* characteristic) override; 70 device::BluetoothRemoteGattCharacteristic* characteristic) override;
70 71
71 // For testing. Used to mock this class. 72 // For testing. Used to mock this class.
72 BluetoothLowEnergyCharacteristicsFinder(); 73 BluetoothLowEnergyCharacteristicsFinder();
73 74
74 private: 75 private:
75 // Handles the discovery of a new characteristic. 76 // Handles the discovery of a new characteristic.
76 void HandleCharacteristicUpdate( 77 void HandleCharacteristicUpdate(
77 device::BluetoothGattCharacteristic* characteristic); 78 device::BluetoothRemoteGattCharacteristic* characteristic);
78 79
79 // Scans the remote chracteristics of the service with |uuid| in |device| 80 // Scans the remote chracteristics of the service with |uuid| in |device|
80 // calling HandleCharacteristicUpdate() for each of them. 81 // calling HandleCharacteristicUpdate() for each of them.
81 void ScanRemoteCharacteristics(device::BluetoothDevice* device, 82 void ScanRemoteCharacteristics(device::BluetoothDevice* device,
82 const device::BluetoothUUID& uuid); 83 const device::BluetoothUUID& uuid);
83 84
84 // Updates the value of |to_peripheral_char_| and 85 // Updates the value of |to_peripheral_char_| and
85 // |from_peripheral_char_| 86 // |from_peripheral_char_|
86 // when |characteristic| was found. 87 // when |characteristic| was found.
87 void UpdateCharacteristicsStatus( 88 void UpdateCharacteristicsStatus(
88 device::BluetoothGattCharacteristic* characteristic); 89 device::BluetoothRemoteGattCharacteristic* characteristic);
89 90
90 // Resets |success_callback_| and |success_callback_|. This should be called 91 // Resets |success_callback_| and |success_callback_|. This should be called
91 // whenever a callback is called to avoid multiple callbacks calls. 92 // whenever a callback is called to avoid multiple callbacks calls.
92 void ResetCallbacks(); 93 void ResetCallbacks();
93 94
94 // The Bluetooth adapter where the connection was established. 95 // The Bluetooth adapter where the connection was established.
95 scoped_refptr<device::BluetoothAdapter> adapter_; 96 scoped_refptr<device::BluetoothAdapter> adapter_;
96 97
97 // Remote service the |connection_| was established with. 98 // Remote service the |connection_| was established with.
98 RemoteAttribute remote_service_; 99 RemoteAttribute remote_service_;
99 100
100 // Characteristic used to receive data from the remote device. 101 // Characteristic used to receive data from the remote device.
101 RemoteAttribute to_peripheral_char_; 102 RemoteAttribute to_peripheral_char_;
102 103
103 // Characteristic used to receive data from the remote device. 104 // Characteristic used to receive data from the remote device.
104 RemoteAttribute from_peripheral_char_; 105 RemoteAttribute from_peripheral_char_;
105 106
106 // Called when all characteristics were found. 107 // Called when all characteristics were found.
107 SuccessCallback success_callback_; 108 SuccessCallback success_callback_;
108 109
109 // Called when there is an error. 110 // Called when there is an error.
110 ErrorCallback error_callback_; 111 ErrorCallback error_callback_;
111 112
112 DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyCharacteristicsFinder); 113 DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyCharacteristicsFinder);
113 }; 114 };
114 115
115 } // namespace proximity_auth 116 } // namespace proximity_auth
116 117
117 #endif // COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_CHARACTERISTICS_FINDER_H 118 #endif // COMPONENTS_PROXIMITY_AUTH_BLE_BLUETOOTH_CHARACTERISTICS_FINDER_H_
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