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// Copyright 2018 The Chromium Authors
// 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_DESCRIPTOR_WINRT_H_
#define DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_DESCRIPTOR_WINRT_H_
#include <windows.devices.bluetooth.genericattributeprofile.h>
#include <wrl/client.h>
#include <stdint.h>
#include <memory>
#include <string>
#include <vector>
#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "device/bluetooth/bluetooth_export.h"
#include "device/bluetooth/bluetooth_remote_gatt_characteristic.h"
#include "device/bluetooth/bluetooth_remote_gatt_descriptor.h"
#include "device/bluetooth/public/cpp/bluetooth_uuid.h"
namespace device {
class DEVICE_BLUETOOTH_EXPORT BluetoothRemoteGattDescriptorWinrt
: public BluetoothRemoteGattDescriptor {
public:
static std::unique_ptr<BluetoothRemoteGattDescriptorWinrt> Create(
BluetoothRemoteGattCharacteristic* characteristic,
Microsoft::WRL::ComPtr<ABI::Windows::Devices::Bluetooth::
GenericAttributeProfile::IGattDescriptor>
descriptor);
BluetoothRemoteGattDescriptorWinrt(
const BluetoothRemoteGattDescriptorWinrt&) = delete;
BluetoothRemoteGattDescriptorWinrt& operator=(
const BluetoothRemoteGattDescriptorWinrt&) = delete;
~BluetoothRemoteGattDescriptorWinrt() override;
// BluetoothGattDescriptor:
std::string GetIdentifier() const override;
BluetoothUUID GetUUID() const override;
BluetoothGattCharacteristic::Permissions GetPermissions() const override;
// BluetoothRemoteGattDescriptor:
const std::vector<uint8_t>& GetValue() const override;
BluetoothRemoteGattCharacteristic* GetCharacteristic() const override;
void ReadRemoteDescriptor(ValueCallback callback) override;
void WriteRemoteDescriptor(base::span<const uint8_t> value,
base::OnceClosure callback,
ErrorCallback error_callback) override;
ABI::Windows::Devices::Bluetooth::GenericAttributeProfile::IGattDescriptor*
GetDescriptorForTesting();
private:
struct PendingWriteCallbacks {
PendingWriteCallbacks(base::OnceClosure callback,
ErrorCallback error_callback);
~PendingWriteCallbacks();
base::OnceClosure callback;
ErrorCallback error_callback;
};
BluetoothRemoteGattDescriptorWinrt(
BluetoothRemoteGattCharacteristic* characteristic,
Microsoft::WRL::ComPtr<ABI::Windows::Devices::Bluetooth::
GenericAttributeProfile::IGattDescriptor>
descriptor,
BluetoothUUID uuid,
uint16_t attribute_handle);
void OnReadValue(Microsoft::WRL::ComPtr<
ABI::Windows::Devices::Bluetooth::GenericAttributeProfile::
IGattReadResult> read_result);
void OnWriteValueWithResult(
Microsoft::WRL::ComPtr<ABI::Windows::Devices::Bluetooth::
GenericAttributeProfile::IGattWriteResult>
write_result);
// Weak. This object is owned by |characteristic_|.
raw_ptr<BluetoothRemoteGattCharacteristic> characteristic_;
Microsoft::WRL::ComPtr<ABI::Windows::Devices::Bluetooth::
GenericAttributeProfile::IGattDescriptor>
descriptor_;
BluetoothUUID uuid_;
std::string identifier_;
std::vector<uint8_t> value_;
ValueCallback pending_read_callback_;
std::unique_ptr<PendingWriteCallbacks> pending_write_callbacks_;
base::WeakPtrFactory<BluetoothRemoteGattDescriptorWinrt> weak_ptr_factory_{
this};
};
} // namespace device
#endif // DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_DESCRIPTOR_WINRT_H_
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