Implement BluetoothRemoteGattServiceWin and related unit tests

device/bluetooth/bluetooth_remote_gatt_characteristic_win.h

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_CHARACTERISTIC_WIN_H_
+#define DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_CHARACTERISTIC_WIN_H_
+
+#include "base/memory/weak_ptr.h"
+#include "base/sequenced_task_runner.h"
+#include "device/bluetooth/bluetooth_gatt_characteristic.h"
+#include "device/bluetooth/bluetooth_low_energy_defs_win.h"
+
+namespace device {
+
+class BluetoothAdapterWin;
+class BluetoothRemoteGattServiceWin;
+class BluetoothTaskManagerWin;
+
+// The BluetoothRemoteGattCharacteristicWin class implements
+// BluetoothGattCharacteristic for remote GATT services on Windows 8 and later.
+class DEVICE_BLUETOOTH_EXPORT BluetoothRemoteGattCharacteristicWin
+    : public BluetoothGattCharacteristic {
+ public:
+  BluetoothRemoteGattCharacteristicWin(
+      BluetoothRemoteGattServiceWin* parent_service,
+      BTH_LE_GATT_CHARACTERISTIC* characteristic_info,
+      scoped_refptr<base::SequencedTaskRunner>& ui_task_runner);
+  ~BluetoothRemoteGattCharacteristicWin() override;
+
+  // Override BluetoothGattCharacteristic interfaces.
+  std::string GetIdentifier() const override;
+  BluetoothUUID GetUUID() const override;
+  bool IsLocal() const override;
+  std::vector<uint8_t>& GetValue() const override;
+  BluetoothGattService* GetService() const override;
+  Properties GetProperties() const override;
+  Permissions GetPermissions() const override;
+  bool IsNotifying() const override;
+  std::vector<BluetoothGattDescriptor*> GetDescriptors() const override;
+  BluetoothGattDescriptor* GetDescriptor(
+      const std::string& identifier) const override;
+  bool AddDescriptor(BluetoothGattDescriptor* descriptor) override;
+  bool UpdateValue(const std::vector<uint8_t>& value) override;
+  void StartNotifySession(const NotifySessionCallback& callback,
+                          const ErrorCallback& error_callback) override;
+  void ReadRemoteCharacteristic(const ValueCallback& callback,
+                                const ErrorCallback& error_callback) override;
+  void WriteRemoteCharacteristic(const std::vector<uint8_t>& new_value,
+                                 const base::Closure& callback,
+                                 const ErrorCallback& error_callback) override;
+
+  // Update included descriptors.
+  void Update();
+  uint16_t GetAttributeHandle() const;
+
+ private:
+  BluetoothAdapterWin* adapter_;
+  BluetoothRemoteGattServiceWin* parent_service_;
+  scoped_refptr<BluetoothTaskManagerWin> task_manager_;
+
+  // Characteristic info from OS and used to interact with OS.
+  scoped_ptr<BTH_LE_GATT_CHARACTERISTIC> characteristic_info_;
+  scoped_refptr<base::SequencedTaskRunner> ui_task_runner_;
+  BluetoothUUID characteristic_uuid_;
+  std::vector<uint8_t> characteristic_value_;
+  std::string characteristic_identifier_;
+
+  base::WeakPtrFactory<BluetoothRemoteGattCharacteristicWin> weak_ptr_factory_;
+  DISALLOW_COPY_AND_ASSIGN(BluetoothRemoteGattCharacteristicWin);
+};
+
+}  // namespace device
+
+#endif  // DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_CHARACTERISTIC_WIN_H_