bluetooth: Browser-side implementation of getCharacteristic

content/child/bluetooth/bluetooth_dispatcher.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 CONTENT_CHILD_BLUETOOTH_BLUETOOTH_DISPATCHER_H_
 #define CONTENT_CHILD_BLUETOOTH_BLUETOOTH_DISPATCHER_H_
 
 #include "base/id_map.h"
 #include "base/memory/ref_counted.h"
 #include "content/child/worker_task_runner.h"
 #include "content/common/bluetooth/bluetooth_device.h"
 #include "content/common/bluetooth/bluetooth_error.h"
 #include "third_party/WebKit/public/platform/modules/bluetooth/WebBluetooth.h"
 
 namespace base {
 class MessageLoop;
 class TaskRunner;
 }
 
 namespace IPC {
 class Message;
 }
 
+struct BluetoothCharacteristicRequest;
 struct BluetoothPrimaryServiceRequest;
 
 namespace content {
 class ThreadSafeSender;
 
 // Dispatcher for child process threads which communicates to the browser's
 // BluetoothDispatcherHost.
 //
 // Instances are created for each thread as necessary by WebBluetoothImpl.
 //
@@ skipping 16 matching lines @@
 
   // Corresponding to WebBluetoothImpl methods.
   void requestDevice(blink::WebBluetoothRequestDeviceCallbacks* callbacks);
   void connectGATT(const blink::WebString& device_instance_id,
                    blink::WebBluetoothConnectGATTCallbacks* callbacks);
   void getPrimaryService(
       const blink::WebString& device_instance_id,
       const blink::WebString& service_uuid,
       blink::WebBluetoothGetPrimaryServiceCallbacks* callbacks);
 
+  void getCharacteristic(
+      const blink::WebString& service_instance_id,
+      const blink::WebString& characteristic_uuid,
+      blink::WebBluetoothGetCharacteristicCallbacks* callbacks);
+
   // WorkerTaskRunner::Observer implementation.
   void OnWorkerRunLoopStopped() override;
 
  private:
   // IPC Handlers, see definitions in bluetooth_messages.h.
   void OnRequestDeviceSuccess(int thread_id,
                               int request_id,
                               const BluetoothDevice& device);
   void OnRequestDeviceError(int thread_id,
                             int request_id,
                             BluetoothError error_type);
 
   void OnConnectGATTSuccess(int thread_id,
                             int request_id,
                             const std::string& message);
 
   void OnConnectGATTError(int thread_id,
                           int request_id,
                           BluetoothError error_type);
   void OnGetPrimaryServiceSuccess(int thread_id,
                                   int request_id,
                                   const std::string& service_instance_id);
   void OnGetPrimaryServiceError(int thread_id,
                                 int request_id,
                                 BluetoothError error_type);
+  void OnGetCharacteristicSuccess(
+      int thread_id,
+      int request_id,
+      const std::string& characteristic_instance_id);
+  void OnGetCharacteristicError(int thread_id,
+                                int request_id,
+                                BluetoothError error_type);
 
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
 
   // Tracks device requests sent to browser to match replies with callbacks.
   // Owns callback objects.
   IDMap<blink::WebBluetoothRequestDeviceCallbacks, IDMapOwnPointer>
       pending_requests_;
   // Tracks requests to connect to a device.
   // Owns callback objects.
   IDMap<blink::WebBluetoothConnectGATTCallbacks, IDMapOwnPointer>
       pending_connect_requests_;
   // Tracks requests to get a primary service from a device.
   // Owns request objects.
   IDMap<BluetoothPrimaryServiceRequest, IDMapOwnPointer>
       pending_primary_service_requests_;
+  // Tracks requests to get a characteristic from a service.
+  IDMap<BluetoothCharacteristicRequest, IDMapOwnPointer>
+      pending_characteristic_requests_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_BLUETOOTH_BLUETOOTH_DISPATCHER_H_