Implement BluetoothDeviceBlueZ::GetServiceRecords.

device/bluetooth/bluez/bluetooth_device_bluez.h

 // Copyright 2013 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_BLUEZ_BLUETOOTH_DEVICE_BLUEZ_H_
 #define DEVICE_BLUETOOTH_BLUEZ_BLUETOOTH_DEVICE_BLUEZ_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/sequenced_task_runner.h"
 #include "dbus/object_path.h"
 #include "device/bluetooth/bluetooth_common.h"
 #include "device/bluetooth/bluetooth_device.h"
 #include "device/bluetooth/bluetooth_export.h"
+#include "device/bluetooth/bluez/bluetooth_service_record_bluez.h"
 #include "device/bluetooth/dbus/bluetooth_device_client.h"
 #include "device/bluetooth/dbus/bluetooth_gatt_service_client.h"
 
 namespace device {
 class BluetoothSocketThread;
 }  // namespace device
 
 namespace bluez {
 
 class BluetoothAdapterBlueZ;
 class BluetoothPairingBlueZ;
-class BluetoothServiceRecordBlueZ;
 
 // The BluetoothDeviceBlueZ class implements BluetoothDevice for platforms using
 // BlueZ.
 //
 // This class is not thread-safe, but is only called from the UI thread.
 //
 // A socket thread is used to create sockets but posts all callbacks on the UI
 // thread.
 class DEVICE_BLUETOOTH_EXPORT BluetoothDeviceBlueZ
     : public device::BluetoothDevice,
       public bluez::BluetoothDeviceClient::Observer,
       public bluez::BluetoothGattServiceClient::Observer {
  public:
+  using GetServiceRecordsCallback =
+      base::Callback<void(std::vector<BluetoothServiceRecordBlueZ>)>;

[xiyuan, 2016/06/29 22:43:08]

std::vector<...>&, passing vector by value feels inefficient.

[rkc, 2016/06/30 20:02:24]

Done.

+  using GetServiceRecordsErrorCallback =
+      base::Callback<void(BluetoothServiceRecordBlueZ::ErrorCode)>;
+
   // BluetoothDevice override
   uint32_t GetBluetoothClass() const override;
   device::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;
   bool IsPaired() const override;
@@ skipping 33 matching lines @@
       const ConnectErrorCallback& error_callback) override;
   void SetGattServicesDiscoveryComplete(bool complete) override;
   bool IsGattServicesDiscoveryComplete() const override;
   void Pair(device::BluetoothDevice::PairingDelegate* pairing_delegate,
             const base::Closure& callback,
             const ConnectErrorCallback& error_callback) override;
 
   // Returns the complete list of service records discovered for on this
   // device via SDP. If called before discovery is complete, it may return
   // an incomplete list and/or stale cached records.
-  std::vector<BluetoothServiceRecordBlueZ*> GetServiceRecords();
+  void GetServiceRecords(const GetServiceRecordsCallback& callback,
+                         const GetServiceRecordsErrorCallback& error_callback);
 
   // Creates a pairing object with the given delegate |pairing_delegate| and
   // establishes it as the pairing context for this device. All pairing-related
   // method calls will be forwarded to this object until it is released.
   BluetoothPairingBlueZ* BeginPairing(
       BluetoothDevice::PairingDelegate* pairing_delegate);
 
   // Releases the current pairing object, any pairing-related method calls will
   // be ignored.
   void EndPairing();
@@ skipping 39 matching lines @@
   // Called by dbus:: on completion of the D-Bus method call to get the
   // connection attributes of the current connection to the device.
   void OnGetConnInfo(const ConnectionInfoCallback& callback,
                      int16_t rssi,
                      int16_t transmit_power,
                      int16_t max_transmit_power);
   void OnGetConnInfoError(const ConnectionInfoCallback& callback,
                           const std::string& error_name,
                           const std::string& error_message);
 
+  // Called by dbus:: in case of an error during the GetServiceRecords API call.
+  void OnGetServiceRecordsError(
+      const GetServiceRecordsErrorCallback& error_callback,
+      const std::string& error_name,
+      const std::string& error_message);
+
   // Internal method to initiate a connection to this device, and methods called
   // by dbus:: on completion of the D-Bus method call.
   void ConnectInternal(bool after_pairing,
                        const base::Closure& callback,
                        const ConnectErrorCallback& error_callback);
   void OnConnect(bool after_pairing, const base::Closure& callback);
   void OnCreateGattConnection(const GattConnectionCallback& callback);
   void OnConnectError(bool after_pairing,
                       const ConnectErrorCallback& error_callback,
                       const std::string& error_name,
@@ skipping 70 matching lines @@
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate its weak pointers before any other members are destroyed.
   base::WeakPtrFactory<BluetoothDeviceBlueZ> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothDeviceBlueZ);
 };
 
 }  // namespace bluez
 
 #endif  // DEVICE_BLUETOOTH_BLUEZ_BLUETOOTH_DEVICE_BLUEZ_H_