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// 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_
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