Implement BluetoothRemoteGattCharacteristicWin::GetDescriptors

device/bluetooth/bluetooth_task_manager_win.h

 // Copyright (c) 2012 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_TASK_MANAGER_WIN_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_TASK_MANAGER_WIN_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 108 matching lines @@
       bool powered,
       const base::Closure& callback,
       const BluetoothAdapter::ErrorCallback& error_callback);
   void PostStartDiscoveryTask();
   void PostStopDiscoveryTask();
 
   // Callbacks of asynchronous operations of GATT service.
   typedef base::Callback<
       void(scoped_ptr<BTH_LE_GATT_CHARACTERISTIC>, uint16_t, HRESULT)>
       GetGattIncludedCharacteristicsCallback;
+  typedef base::Callback<
+      void(scoped_ptr<BTH_LE_GATT_DESCRIPTOR>, uint16_t, HRESULT)>
+      GetGattIncludedDescriptorsCallback;
 
   // Get all included characteristics of a given service. The service is
   // uniquely identified by its |uuid| and |attribute_handle| with service
   // device |service_path|. The result is returned asynchronously through
   // |callback|.
   void PostGetGattIncludedCharacteristics(
       const base::FilePath& service_path,
       const BluetoothUUID& uuid,
       uint16_t attribute_handle,
       const GetGattIncludedCharacteristicsCallback& callback);
 
+  // Get all included descriptors of a given |characterisitc| in service
+  // with |service_path|. The result is returned asynchronously through
+  // |callback|.
+  void PostGetGattIncludedDescriptors(
+      const base::FilePath& service_path,
+      const PBTH_LE_GATT_CHARACTERISTIC characteristic,
+      const GetGattIncludedDescriptorsCallback& callback);
+
  private:
   friend class base::RefCountedThreadSafe<BluetoothTaskManagerWin>;
   friend class BluetoothTaskManagerWinTest;
 
   static const int kPollIntervalMs;
 
   virtual ~BluetoothTaskManagerWin();
 
   // Logs Win32 errors occurring during polling on the worker thread. The method
   // may discard messages to avoid logging being too verbose.
@@ skipping 76 matching lines @@
   bool SearchForGattServiceDevicePaths(
       const std::string device_address,
       ScopedVector<ServiceRecordState>* service_record_states);
 
   // GATT service related functions.
   void GetGattIncludedCharacteristics(
       base::FilePath device_path,
       BluetoothUUID uuid,
       uint16_t attribute_handle,
       const GetGattIncludedCharacteristicsCallback& callback);
+  void GetGattIncludedDescriptors(
+      base::FilePath service_path,
+      BTH_LE_GATT_CHARACTERISTIC characteristic,
+      const GetGattIncludedDescriptorsCallback& callback);
 
   // UI task runner reference.
   scoped_refptr<base::SequencedTaskRunner> ui_task_runner_;
 
   scoped_refptr<base::SequencedWorkerPool> worker_pool_;
   scoped_refptr<base::SequencedTaskRunner> bluetooth_task_runner_;
 
   // List of observers interested in event notifications.
   base::ObserverList<Observer> observers_;
 
   // Weak reference of the adapter handle, let BluetoothClassicWrapper handle
   // the close of |adapter_handle_|.
   HANDLE adapter_handle_;
 
   // indicates whether the adapter is in discovery mode or not.
   bool discovering_;
 
   // Use for discarding too many log messages.
   base::TimeTicks current_logging_batch_ticks_;
   int current_logging_batch_count_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothTaskManagerWin);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_TASK_MANAGER_WIN_H_