bluetooth: Add control for reading/writing of descriptor values to internals page.

device/bluetooth/device.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_DEVICE_H_
 #define DEVICE_BLUETOOTH_DEVICE_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 49 matching lines @@
       const std::string& characteristic_id,
       const ReadValueForCharacteristicCallback& callback) override;
   void WriteValueForCharacteristic(
       const std::string& service_id,
       const std::string& characteristic_id,
       const std::vector<uint8_t>& value,
       const WriteValueForCharacteristicCallback& callback) override;
   void GetDescriptors(const std::string& service_id,
                       const std::string& characteristic_id,
                       const GetDescriptorsCallback& callback) override;
+  void ReadValueForDescriptor(
+      const std::string& service_id,
+      const std::string& characteristic_id,
+      const std::string& descriptor_id,
+      const ReadValueForDescriptorCallback& callback) override;
+  void WriteValueForDescriptor(
+      const std::string& service_id,
+      const std::string& characteristic_id,
+      const std::string& descriptor_id,
+      const std::vector<uint8_t>& value,
+      const WriteValueForDescriptorCallback& callback) override;
 
  private:
   Device(scoped_refptr<device::BluetoothAdapter> adapter,
          std::unique_ptr<device::BluetoothGattConnection> connection);
 
   void GetServicesImpl(const GetServicesCallback& callback);
 
   mojom::ServiceInfoPtr ConstructServiceInfoStruct(
       const device::BluetoothRemoteGattService& service);
 
   void OnReadRemoteCharacteristic(
       const ReadValueForCharacteristicCallback& callback,
       const std::vector<uint8_t>& value);
 
   void OnReadRemoteCharacteristicError(
       const ReadValueForCharacteristicCallback& callback,
       device::BluetoothGattService::GattErrorCode error_code);
 
   void OnWriteRemoteCharacteristic(
       const WriteValueForCharacteristicCallback& callback);
 
   void OnWriteRemoteCharacteristicError(
       const WriteValueForCharacteristicCallback& callback,
       device::BluetoothGattService::GattErrorCode error_code);
 
+  void OnReadRemoteDescriptor(const ReadValueForDescriptorCallback& callback,
+                              const std::vector<uint8_t>& value);
+
+  void OnReadRemoteDescriptorError(
+      const ReadValueForDescriptorCallback& callback,
+      device::BluetoothGattService::GattErrorCode error_code);
+
+  void OnWriteRemoteDescriptor(const WriteValueForDescriptorCallback& callback);
+
+  void OnWriteRemoteDescriptorError(
+      const WriteValueForDescriptorCallback& callback,
+      device::BluetoothGattService::GattErrorCode error_code);
+
   const std::string& GetAddress();
 
   // The current BluetoothAdapter.
   scoped_refptr<device::BluetoothAdapter> adapter_;
 
   // The GATT connection to this device.
   std::unique_ptr<device::BluetoothGattConnection> connection_;
 
   mojo::StrongBindingPtr<mojom::Device> binding_;
 
   // The services request queue which holds callbacks that are waiting for
   // services to be discovered for this device.
   std::vector<base::Closure> pending_services_requests_;
 
   base::WeakPtrFactory<Device> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Device);
 };
 
 }  // namespace bluetooth
 
 #endif  // DEVICE_BLUETOOTH_DEVICE_H_