Implement read & write remote GATT characteristic value for Windows

device/bluetooth/bluetooth_low_energy_win.h

 // Copyright 2014 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_LOW_ENERGY_WIN_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_WIN_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 144 matching lines @@
 
   // Reads included descriptors of |characteristic| in service with service
   // device path |service_path|. The result will be stored in
   // |*out_included_descriptors| and |*out_counts|.
   virtual HRESULT ReadDescriptorsOfACharacteristic(
       base::FilePath& service_path,
       const PBTH_LE_GATT_CHARACTERISTIC characteristic,
       scoped_ptr<BTH_LE_GATT_DESCRIPTOR>* out_included_descriptors,
       USHORT* out_counts);
 
+  // Reads |characteristic| value in service with service device path
+  // |service_path|. The result will be stored in |*out_value|.
+  virtual HRESULT ReadCharacteristicValue(
+      base::FilePath& service_path,
+      const PBTH_LE_GATT_CHARACTERISTIC characteristic,
+      scoped_ptr<BTH_LE_GATT_CHARACTERISTIC_VALUE>* out_value);
+
+  // Writes |characteristic| value in service with service device path
+  // |service_path| to |*new_value|.
+  virtual HRESULT WriteCharacteristicValue(
+      base::FilePath& service_path,
+      const PBTH_LE_GATT_CHARACTERISTIC characteristic,
+      PBTH_LE_GATT_CHARACTERISTIC_VALUE new_value);
+
  protected:
   BluetoothLowEnergyWrapper();
   virtual ~BluetoothLowEnergyWrapper();
 };
 
 }  // namespace win
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_LOW_ENERGY_WIN_H_