| // Copyright 2018 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_CAST_BLUETOOTH_DEVICE_CAST_H_ |
| #define DEVICE_BLUETOOTH_CAST_BLUETOOTH_DEVICE_CAST_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "base/callback.h" |
| #include "base/gtest_prod_util.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/optional.h" |
| #include "base/strings/string16.h" |
| #include "build/build_config.h" |
| #include "chromecast/device/bluetooth/le/gatt_client_manager.h" |
| #include "chromecast/device/bluetooth/le/le_scan_manager.h" |
| #include "chromecast/device/bluetooth/le/remote_device.h" |
| #include "device/bluetooth/bluetooth_device.h" |
| #include "device/bluetooth/bluetooth_remote_gatt_service.h" |
| #include "device/bluetooth/bluetooth_uuid.h" |
| |
| namespace device { |
| |
| class BluetoothDeviceCast : public BluetoothDevice { |
| public: |
| BluetoothDeviceCast( |
| BluetoothAdapter* adapter, |
| scoped_refptr<chromecast::bluetooth::RemoteDevice> device); |
| ~BluetoothDeviceCast() override; |
| |
| // BluetoothDevice implementation: |
| uint32_t GetBluetoothClass() const override; |
| BluetoothTransport GetType() const override; |
| std::string GetAddress() const override; |
| VendorIDSource GetVendorIDSource() const override; |
| uint16_t GetVendorID() const override; |
| uint16_t GetProductID() const override; |
| uint16_t GetDeviceID() const override; |
| uint16_t GetAppearance() const override; |
| base::Optional<std::string> GetName() const override; |
| bool IsPaired() const override; |
| bool IsConnected() const override; |
| bool IsGattConnected() const override; |
| bool IsConnectable() const override; |
| bool IsConnecting() const override; |
| base::Optional<int8_t> GetInquiryRSSI() const override; |
| base::Optional<int8_t> GetInquiryTxPower() const override; |
| bool ExpectingPinCode() const override; |
| bool ExpectingPasskey() const override; |
| bool ExpectingConfirmation() const override; |
| void GetConnectionInfo(const ConnectionInfoCallback& callback) override; |
| void SetConnectionLatency(ConnectionLatency connection_latency, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override; |
| void Connect(PairingDelegate* pairing_delegate, |
| const base::Closure& callback, |
| const ConnectErrorCallback& error_callback) override; |
| void Pair(PairingDelegate* pairing_delegate, |
| const base::Closure& callback, |
| const ConnectErrorCallback& error_callback) override; |
| void SetPinCode(const std::string& pincode) override; |
| void SetPasskey(uint32_t passkey) override; |
| void ConfirmPairing() override; |
| void RejectPairing() override; |
| void CancelPairing() override; |
| void Disconnect(const base::Closure& callback, |
| const ErrorCallback& error_callback) override; |
| void Forget(const base::Closure& callback, |
| const ErrorCallback& error_callback) override; |
| void ConnectToService( |
| const BluetoothUUID& uuid, |
| const ConnectToServiceCallback& callback, |
| const ConnectToServiceErrorCallback& error_callback) override; |
| void ConnectToServiceInsecurely( |
| const device::BluetoothUUID& uuid, |
| const ConnectToServiceCallback& callback, |
| const ConnectToServiceErrorCallback& error_callback) override; |
| |
| // Called by BluetoothAdapterCast to update the device to reflect the |
| // information obtained from a scan. Returns true if the device changed as a |
| // result. |
| bool UpdateWithScanResult(const chromecast::bluetooth::LeScanResult& result); |
| |
| // Called by BluetoothAdapterCast when the connection state changes, and |
| // by OnConnect() and OnDisconnect() when asynchronous requests return. Calls |
| // DisConnectGatt() or DidDisconnectGatt() as needed. Returns true if the |
| // connection state changed as a result. |
| bool SetConnected(bool connected); |
| |
| // Called by BluetoothAdapterCast when the value of a characteristic in one of |
| // this device's services has changed, resulting in a notification to the |
| // device. Locate the characteristc and update the underluing value. If the |
| // value is updated, run |callback| synchronously. Return true if that value |
| // changed. |
| using OnValueUpdatedCallback = |
| base::OnceCallback<void(BluetoothRemoteGattCharacteristic*, |
| const std::vector<uint8_t>&)>; |
| bool UpdateCharacteristicValue( |
| scoped_refptr<chromecast::bluetooth::RemoteCharacteristic> characteristic, |
| std::vector<uint8_t> value, |
| OnValueUpdatedCallback callback); |
| |
| private: |
| // Implements platform specific operations to initiate a GATT connection. |
| // Subclasses must also call DidConnectGatt, DidFailToConnectGatt, or |
| // DidDisconnectGatt immediately or asynchronously as the connection state |
| // changes. |
| void CreateGattConnectionImpl() override; |
| |
| // Disconnects GATT connection on platforms that maintain a specific GATT |
| // connection. |
| void DisconnectGatt() override; |
| |
| // Called back from connect requests generated from CreateGattConnectionImpl. |
| void OnConnect(bool success); |
| |
| // Called in response to GetServices |
| void OnGetServices( |
| std::vector<scoped_refptr<chromecast::bluetooth::RemoteService>> |
| services); |
| |
| bool connected_; |
| bool pending_connect_ = false; |
| |
| const scoped_refptr<chromecast::bluetooth::RemoteDevice> remote_device_; |
| const std::string address_; |
| base::Optional<std::string> name_; |
| |
| base::WeakPtrFactory<BluetoothDeviceCast> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BluetoothDeviceCast); |
| }; |
| |
| } // namespace device |
| |
| #endif // DEVICE_BLUETOOTH_CAST_BLUETOOTH_DEVICE_CAST_H_ |