bluetooth_advertisement_monitor_service_provider_impl.h 4.5 KB

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  1. // Copyright 2021 The Chromium Authors. All rights reserved.
  2. // Use of this source code is governed by a BSD-style license that can be
  3. // found in the LICENSE file.
  4. #ifndef DEVICE_BLUETOOTH_DBUS_BLUETOOTH_ADVERTISEMENT_MONITOR_SERVICE_PROVIDER_IMPL_H_
  5. #define DEVICE_BLUETOOTH_DBUS_BLUETOOTH_ADVERTISEMENT_MONITOR_SERVICE_PROVIDER_IMPL_H_
  6. #include <string>
  7. #include "base/gtest_prod_util.h"
  8. #include "base/memory/raw_ptr.h"
  9. #include "base/memory/ref_counted.h"
  10. #include "base/memory/weak_ptr.h"
  11. #include "base/threading/platform_thread.h"
  12. #include "dbus/bus.h"
  13. #include "dbus/exported_object.h"
  14. #include "dbus/message.h"
  15. #include "dbus/object_path.h"
  16. #include "device/bluetooth/bluetooth_export.h"
  17. #include "device/bluetooth/dbus/bluetooth_advertisement_monitor_service_provider.h"
  18. namespace bluez {
  19. // The BluetoothAdvertisementMonitorServiceProvider implementation used in
  20. // production.
  21. class DEVICE_BLUETOOTH_EXPORT BluetoothAdvertisementMonitorServiceProviderImpl
  22. : public BluetoothAdvertisementMonitorServiceProvider {
  23. public:
  24. BluetoothAdvertisementMonitorServiceProviderImpl(
  25. dbus::Bus* bus,
  26. const dbus::ObjectPath& object_path,
  27. std::unique_ptr<device::BluetoothLowEnergyScanFilter> filter,
  28. base::WeakPtr<Delegate> delegate);
  29. ~BluetoothAdvertisementMonitorServiceProviderImpl() override;
  30. BluetoothAdvertisementMonitorServiceProviderImpl(
  31. const BluetoothAdvertisementMonitorServiceProviderImpl&) = delete;
  32. BluetoothAdvertisementMonitorServiceProviderImpl& operator=(
  33. const BluetoothAdvertisementMonitorServiceProviderImpl&) = delete;
  34. private:
  35. // Returns true if the current thread is on the origin thread.
  36. bool OnOriginThread() const;
  37. void Release(dbus::MethodCall* method_call,
  38. dbus::ExportedObject::ResponseSender response_sender);
  39. FRIEND_TEST_ALL_PREFIXES(BluetoothAdvertisementMonitorServiceProviderImplTest,
  40. Release);
  41. void Activate(dbus::MethodCall* method_call,
  42. dbus::ExportedObject::ResponseSender response_sender);
  43. FRIEND_TEST_ALL_PREFIXES(BluetoothAdvertisementMonitorServiceProviderImplTest,
  44. Activate);
  45. void DeviceFound(dbus::MethodCall* method_call,
  46. dbus::ExportedObject::ResponseSender response_sender);
  47. FRIEND_TEST_ALL_PREFIXES(BluetoothAdvertisementMonitorServiceProviderImplTest,
  48. DeviceFound);
  49. FRIEND_TEST_ALL_PREFIXES(BluetoothAdvertisementMonitorServiceProviderImplTest,
  50. DeviceFoundFailure);
  51. void DeviceLost(dbus::MethodCall* method_call,
  52. dbus::ExportedObject::ResponseSender response_sender);
  53. FRIEND_TEST_ALL_PREFIXES(BluetoothAdvertisementMonitorServiceProviderImplTest,
  54. DeviceLost);
  55. FRIEND_TEST_ALL_PREFIXES(BluetoothAdvertisementMonitorServiceProviderImplTest,
  56. DeviceLostFailure);
  57. void WriteProperties(dbus::MessageWriter* writer) override;
  58. // Called by dbus:: when a method is exported.
  59. void OnExported(const std::string& interface_name,
  60. const std::string& method_name,
  61. bool success);
  62. void WritePattern(dbus::MessageWriter* pattern_array_writer,
  63. uint8_t start_pos,
  64. uint8_t ad_data_type,
  65. const uint8_t* content_of_pattern,
  66. size_t pattern_length);
  67. const dbus::ObjectPath& object_path() const override;
  68. // Origin thread (i.e. the UI thread in production).
  69. const base::PlatformThreadId origin_thread_id_;
  70. // D-Bus bus object is exported on, not owned by this object and must
  71. // outlive it.
  72. raw_ptr<dbus::Bus> bus_;
  73. // D-Bus object path of object we are exporting, kept so we can unregister
  74. // again in our destructor.
  75. const dbus::ObjectPath object_path_;
  76. std::unique_ptr<device::BluetoothLowEnergyScanFilter> filter_;
  77. base::WeakPtr<BluetoothAdvertisementMonitorServiceProvider::Delegate>
  78. delegate_;
  79. // D-Bus object we are exporting, owned by this object.
  80. scoped_refptr<dbus::ExportedObject> exported_object_;
  81. // Weak pointer factory for generating 'this' pointers that might live longer
  82. // than we do.
  83. // Note: This should remain the last member so it'll be destroyed and
  84. // invalidate its weak pointers before any other members are destroyed.
  85. base::WeakPtrFactory<BluetoothAdvertisementMonitorServiceProviderImpl>
  86. weak_ptr_factory_{this};
  87. };
  88. } // namespace bluez
  89. #endif // DEVICE_BLUETOOTH_DBUS_BLUETOOTH_ADVERTISEMENT_MONITOR_SERVICE_PROVIDER_IMPL_H_