| // 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. |
| |
| #include "device/bluetooth/dbus/bluetooth_device_client.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "base/bind.h" |
| #include "base/logging.h" |
| #include "base/macros.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/stl_util.h" |
| #include "dbus/bus.h" |
| #include "dbus/message.h" |
| #include "dbus/object_manager.h" |
| #include "dbus/object_proxy.h" |
| #include "device/bluetooth/bluez/bluetooth_service_attribute_value_bluez.h" |
| #include "third_party/cros_system_api/dbus/service_constants.h" |
| |
| namespace bluez { |
| |
| namespace { |
| |
| // Value returned for the the RSSI or TX power if it cannot be read. |
| const int kUnknownPower = 127; |
| |
| std::unique_ptr<BluetoothServiceAttributeValueBlueZ> ReadAttributeValue( |
| dbus::MessageReader* struct_reader) { |
| uint8_t type_val; |
| if (!struct_reader->PopByte(&type_val)) |
| return nullptr; |
| BluetoothServiceAttributeValueBlueZ::Type type = |
| static_cast<BluetoothServiceAttributeValueBlueZ::Type>(type_val); |
| |
| uint32_t size; |
| if (!struct_reader->PopUint32(&size)) |
| return nullptr; |
| |
| std::unique_ptr<base::Value> value = nullptr; |
| switch (type) { |
| case bluez::BluetoothServiceAttributeValueBlueZ::NULLTYPE: { |
| break; |
| } |
| case bluez::BluetoothServiceAttributeValueBlueZ::UINT: |
| // Fall through. |
| case bluez::BluetoothServiceAttributeValueBlueZ::INT: { |
| switch (size) { |
| // It doesn't matter what 'sign' the number is, only size. |
| // Whenever we unpack this value, we will take the raw bits and |
| // cast it back to the correct sign anyway. |
| case 1: |
| uint8_t byte; |
| if (!struct_reader->PopVariantOfByte(&byte)) |
| return nullptr; |
| value = std::make_unique<base::Value>(byte); |
| break; |
| case 2: |
| uint16_t short_val; |
| if (!struct_reader->PopVariantOfUint16(&short_val)) |
| return nullptr; |
| value = std::make_unique<base::Value>(short_val); |
| break; |
| case 4: |
| uint32_t val; |
| if (!struct_reader->PopVariantOfUint32(&val)) |
| return nullptr; |
| value = std::make_unique<base::Value>(static_cast<int32_t>(val)); |
| break; |
| case 8: |
| // Fall through. |
| // BlueZ should never be sending us this size at the moment since |
| // the Android SDP records we will create from these raw records |
| // don't have any fields which use this size. If we ever decide to |
| // change this, this needs to get fixed. |
| default: |
| NOTREACHED(); |
| } |
| break; |
| } |
| case bluez::BluetoothServiceAttributeValueBlueZ::UUID: |
| // Fall through. |
| case bluez::BluetoothServiceAttributeValueBlueZ::STRING: |
| // Fall through. |
| case bluez::BluetoothServiceAttributeValueBlueZ::URL: { |
| std::string str; |
| if (!struct_reader->PopVariantOfString(&str)) |
| return nullptr; |
| value = std::make_unique<base::Value>(str); |
| break; |
| } |
| case bluez::BluetoothServiceAttributeValueBlueZ::BOOL: { |
| bool b; |
| if (!struct_reader->PopVariantOfBool(&b)) |
| return nullptr; |
| value = std::make_unique<base::Value>(b); |
| break; |
| } |
| case bluez::BluetoothServiceAttributeValueBlueZ::SEQUENCE: { |
| dbus::MessageReader variant_reader(nullptr); |
| if (!struct_reader->PopVariant(&variant_reader)) |
| return nullptr; |
| dbus::MessageReader array_reader(nullptr); |
| if (!variant_reader.PopArray(&array_reader)) |
| return nullptr; |
| std::unique_ptr<BluetoothServiceAttributeValueBlueZ::Sequence> sequence = |
| std::make_unique<BluetoothServiceAttributeValueBlueZ::Sequence>(); |
| while (array_reader.HasMoreData()) { |
| dbus::MessageReader sequence_element_struct_reader(nullptr); |
| if (!array_reader.PopStruct(&sequence_element_struct_reader)) |
| return nullptr; |
| std::unique_ptr<BluetoothServiceAttributeValueBlueZ> attribute_value = |
| ReadAttributeValue(&sequence_element_struct_reader); |
| if (!attribute_value) |
| return nullptr; |
| sequence->emplace_back(*attribute_value); |
| } |
| return std::make_unique<BluetoothServiceAttributeValueBlueZ>( |
| std::move(sequence)); |
| } |
| } |
| return std::make_unique<BluetoothServiceAttributeValueBlueZ>( |
| type, size, std::move(value)); |
| } |
| |
| std::unique_ptr<BluetoothServiceRecordBlueZ> ReadRecord( |
| dbus::MessageReader* array_reader) { |
| std::unique_ptr<BluetoothServiceRecordBlueZ> record = |
| std::make_unique<BluetoothServiceRecordBlueZ>(); |
| while (array_reader->HasMoreData()) { |
| dbus::MessageReader dict_entry_reader(nullptr); |
| if (!array_reader->PopDictEntry(&dict_entry_reader)) |
| return nullptr; |
| uint16_t id; |
| if (!dict_entry_reader.PopUint16(&id)) |
| return nullptr; |
| dbus::MessageReader struct_reader(nullptr); |
| if (!dict_entry_reader.PopStruct(&struct_reader)) |
| return nullptr; |
| std::unique_ptr<BluetoothServiceAttributeValueBlueZ> attribute_value = |
| ReadAttributeValue(&struct_reader); |
| if (!attribute_value) |
| return nullptr; |
| record->AddRecordEntry(id, *attribute_value); |
| } |
| // return std::move(record); |
| return record; |
| } |
| |
| bool ReadRecordsFromMessage(dbus::MessageReader* reader, |
| BluetoothDeviceClient::ServiceRecordList* records) { |
| dbus::MessageReader array_reader(nullptr); |
| if (!reader->PopArray(&array_reader)) { |
| return false; |
| LOG(ERROR) << "Arguments for GetConnInfo invalid."; |
| } |
| while (array_reader.HasMoreData()) { |
| dbus::MessageReader nested_array_reader(nullptr); |
| if (!array_reader.PopArray(&nested_array_reader)) |
| return false; |
| std::unique_ptr<BluetoothServiceRecordBlueZ> record = |
| ReadRecord(&nested_array_reader); |
| if (!record) |
| return false; |
| records->emplace_back(*record); |
| } |
| return true; |
| } |
| |
| } // namespace |
| |
| const char BluetoothDeviceClient::kNoResponseError[] = |
| "org.chromium.Error.NoResponse"; |
| const char BluetoothDeviceClient::kUnknownDeviceError[] = |
| "org.chromium.Error.UnknownDevice"; |
| |
| const char BluetoothDeviceClient::kTypeBredr[] = "BR/EDR"; |
| const char BluetoothDeviceClient::kTypeLe[] = "LE"; |
| const char BluetoothDeviceClient::kTypeDual[] = "DUAL"; |
| |
| BluetoothDeviceClient::Properties::Properties( |
| dbus::ObjectProxy* object_proxy, |
| const std::string& interface_name, |
| const PropertyChangedCallback& callback) |
| : dbus::PropertySet(object_proxy, interface_name, callback) { |
| RegisterProperty(bluetooth_device::kAddressProperty, &address); |
| RegisterProperty(bluetooth_device::kNameProperty, &name); |
| RegisterProperty(bluetooth_device::kIconProperty, &icon); |
| RegisterProperty(bluetooth_device::kClassProperty, &bluetooth_class); |
| RegisterProperty(bluetooth_device::kTypeProperty, &type); |
| RegisterProperty(bluetooth_device::kAppearanceProperty, &appearance); |
| RegisterProperty(bluetooth_device::kUUIDsProperty, &uuids); |
| RegisterProperty(bluetooth_device::kPairedProperty, &paired); |
| RegisterProperty(bluetooth_device::kConnectedProperty, &connected); |
| RegisterProperty(bluetooth_device::kTrustedProperty, &trusted); |
| RegisterProperty(bluetooth_device::kBlockedProperty, &blocked); |
| RegisterProperty(bluetooth_device::kAliasProperty, &alias); |
| RegisterProperty(bluetooth_device::kAdapterProperty, &adapter); |
| RegisterProperty(bluetooth_device::kLegacyPairingProperty, &legacy_pairing); |
| RegisterProperty(bluetooth_device::kModaliasProperty, &modalias); |
| RegisterProperty(bluetooth_device::kRSSIProperty, &rssi); |
| RegisterProperty(bluetooth_device::kTxPowerProperty, &tx_power); |
| RegisterProperty(bluetooth_device::kManufacturerDataProperty, |
| &manufacturer_data); |
| RegisterProperty(bluetooth_device::kServiceDataProperty, &service_data); |
| RegisterProperty(bluetooth_device::kServicesResolvedProperty, |
| &services_resolved); |
| RegisterProperty(bluetooth_device::kAdvertisingDataFlagsProperty, |
| &advertising_data_flags); |
| } |
| |
| BluetoothDeviceClient::Properties::~Properties() = default; |
| |
| // The BluetoothDeviceClient implementation used in production. |
| class BluetoothDeviceClientImpl : public BluetoothDeviceClient, |
| public dbus::ObjectManager::Interface { |
| public: |
| BluetoothDeviceClientImpl() |
| : object_manager_(NULL), weak_ptr_factory_(this) {} |
| |
| ~BluetoothDeviceClientImpl() override { |
| object_manager_->UnregisterInterface( |
| bluetooth_device::kBluetoothDeviceInterface); |
| } |
| |
| // BluetoothDeviceClient override. |
| void AddObserver(BluetoothDeviceClient::Observer* observer) override { |
| DCHECK(observer); |
| observers_.AddObserver(observer); |
| } |
| |
| // BluetoothDeviceClient override. |
| void RemoveObserver(BluetoothDeviceClient::Observer* observer) override { |
| DCHECK(observer); |
| observers_.RemoveObserver(observer); |
| } |
| |
| // dbus::ObjectManager::Interface override. |
| dbus::PropertySet* CreateProperties( |
| dbus::ObjectProxy* object_proxy, |
| const dbus::ObjectPath& object_path, |
| const std::string& interface_name) override { |
| Properties* properties = |
| new Properties(object_proxy, interface_name, |
| base::Bind(&BluetoothDeviceClientImpl::OnPropertyChanged, |
| weak_ptr_factory_.GetWeakPtr(), object_path)); |
| return static_cast<dbus::PropertySet*>(properties); |
| } |
| |
| // BluetoothDeviceClient override. |
| std::vector<dbus::ObjectPath> GetDevicesForAdapter( |
| const dbus::ObjectPath& adapter_path) override { |
| std::vector<dbus::ObjectPath> object_paths, device_paths; |
| device_paths = object_manager_->GetObjectsWithInterface( |
| bluetooth_device::kBluetoothDeviceInterface); |
| for (std::vector<dbus::ObjectPath>::iterator iter = device_paths.begin(); |
| iter != device_paths.end(); ++iter) { |
| Properties* properties = GetProperties(*iter); |
| if (properties->adapter.value() == adapter_path) |
| object_paths.push_back(*iter); |
| } |
| return object_paths; |
| } |
| |
| // BluetoothDeviceClient override. |
| Properties* GetProperties(const dbus::ObjectPath& object_path) override { |
| return static_cast<Properties*>(object_manager_->GetProperties( |
| object_path, bluetooth_device::kBluetoothDeviceInterface)); |
| } |
| |
| // BluetoothDeviceClient override. |
| void Connect(const dbus::ObjectPath& object_path, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call(bluetooth_device::kBluetoothDeviceInterface, |
| bluetooth_device::kConnect); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| |
| // Connect may take an arbitrary length of time, so use no timeout. |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_INFINITE, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| // BluetoothDeviceClient override. |
| void Disconnect(const dbus::ObjectPath& object_path, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call(bluetooth_device::kBluetoothDeviceInterface, |
| bluetooth_device::kDisconnect); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| // BluetoothDeviceClient override. |
| void ConnectProfile(const dbus::ObjectPath& object_path, |
| const std::string& uuid, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call(bluetooth_device::kBluetoothDeviceInterface, |
| bluetooth_device::kConnectProfile); |
| |
| dbus::MessageWriter writer(&method_call); |
| writer.AppendString(uuid); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| |
| // Connect may take an arbitrary length of time, so use no timeout. |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_INFINITE, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| // BluetoothDeviceClient override. |
| void DisconnectProfile(const dbus::ObjectPath& object_path, |
| const std::string& uuid, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call(bluetooth_device::kBluetoothDeviceInterface, |
| bluetooth_device::kDisconnectProfile); |
| |
| dbus::MessageWriter writer(&method_call); |
| writer.AppendString(uuid); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| // BluetoothDeviceClient override. |
| void Pair(const dbus::ObjectPath& object_path, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call(bluetooth_device::kBluetoothDeviceInterface, |
| bluetooth_device::kPair); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| |
| // Pairing may take an arbitrary length of time, so use no timeout. |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_INFINITE, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| // BluetoothDeviceClient override. |
| void CancelPairing(const dbus::ObjectPath& object_path, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call(bluetooth_device::kBluetoothDeviceInterface, |
| bluetooth_device::kCancelPairing); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| // BluetoothDeviceClient override. |
| void GetConnInfo(const dbus::ObjectPath& object_path, |
| const ConnInfoCallback& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call( |
| bluetooth_plugin_device::kBluetoothPluginInterface, |
| bluetooth_plugin_device::kGetConnInfo); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnGetConnInfoSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| void SetLEConnectionParameters(const dbus::ObjectPath& object_path, |
| const ConnectionParameters& conn_params, |
| const base::Closure& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| |
| dbus::MethodCall method_call( |
| bluetooth_plugin_device::kBluetoothPluginInterface, |
| bluetooth_plugin_device::kSetLEConnectionParameters); |
| |
| dbus::MessageWriter writer(&method_call); |
| dbus::MessageWriter dict_writer(nullptr); |
| writer.OpenArray("{sq}", &dict_writer); |
| |
| { |
| dbus::MessageWriter dict_entry_writer(nullptr); |
| dict_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString( |
| bluetooth_plugin_device:: |
| kLEConnectionParameterMinimumConnectionInterval); |
| dict_entry_writer.AppendUint16(conn_params.min_connection_interval); |
| dict_writer.CloseContainer(&dict_entry_writer); |
| } |
| |
| { |
| dbus::MessageWriter dict_entry_writer(nullptr); |
| dict_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString( |
| bluetooth_plugin_device:: |
| kLEConnectionParameterMaximumConnectionInterval); |
| dict_entry_writer.AppendUint16(conn_params.max_connection_interval); |
| dict_writer.CloseContainer(&dict_entry_writer); |
| } |
| |
| writer.CloseContainer(&dict_writer); |
| |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| void GetServiceRecords(const dbus::ObjectPath& object_path, |
| const ServiceRecordsCallback& callback, |
| const ErrorCallback& error_callback) override { |
| dbus::MethodCall method_call(bluetooth_device::kBluetoothDeviceInterface, |
| bluetooth_device::kGetServiceRecords); |
| |
| dbus::ObjectProxy* object_proxy = |
| object_manager_->GetObjectProxy(object_path); |
| if (!object_proxy) { |
| error_callback.Run(kUnknownDeviceError, ""); |
| return; |
| } |
| object_proxy->CallMethodWithErrorCallback( |
| &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, |
| base::BindOnce(&BluetoothDeviceClientImpl::OnGetServiceRecordsSuccess, |
| weak_ptr_factory_.GetWeakPtr(), callback), |
| base::BindOnce(&BluetoothDeviceClientImpl::OnError, |
| weak_ptr_factory_.GetWeakPtr(), error_callback)); |
| } |
| |
| protected: |
| void Init(dbus::Bus* bus) override { |
| object_manager_ = bus->GetObjectManager( |
| bluetooth_object_manager::kBluetoothObjectManagerServiceName, |
| dbus::ObjectPath( |
| bluetooth_object_manager::kBluetoothObjectManagerServicePath)); |
| object_manager_->RegisterInterface( |
| bluetooth_device::kBluetoothDeviceInterface, this); |
| } |
| |
| private: |
| // Called by dbus::ObjectManager when an object with the device interface |
| // is created. Informs observers. |
| void ObjectAdded(const dbus::ObjectPath& object_path, |
| const std::string& interface_name) override { |
| for (auto& observer : observers_) |
| observer.DeviceAdded(object_path); |
| } |
| |
| // Called by dbus::ObjectManager when an object with the device interface |
| // is removed. Informs observers. |
| void ObjectRemoved(const dbus::ObjectPath& object_path, |
| const std::string& interface_name) override { |
| for (auto& observer : observers_) |
| observer.DeviceRemoved(object_path); |
| } |
| |
| // Called by BluetoothPropertySet when a property value is changed, |
| // either by result of a signal or response to a GetAll() or Get() |
| // call. Informs observers. |
| void OnPropertyChanged(const dbus::ObjectPath& object_path, |
| const std::string& property_name) { |
| for (auto& observer : observers_) |
| observer.DevicePropertyChanged(object_path, property_name); |
| } |
| |
| // Called when a response for successful method call is received. |
| void OnSuccess(const base::Closure& callback, dbus::Response* response) { |
| DCHECK(response); |
| callback.Run(); |
| } |
| |
| // Called when a response for the GetConnInfo method is received. |
| void OnGetConnInfoSuccess(const ConnInfoCallback& callback, |
| dbus::Response* response) { |
| int16_t rssi = kUnknownPower; |
| int16_t transmit_power = kUnknownPower; |
| int16_t max_transmit_power = kUnknownPower; |
| |
| if (!response) { |
| LOG(ERROR) << "GetConnInfo succeeded, but no response received."; |
| callback.Run(rssi, transmit_power, max_transmit_power); |
| return; |
| } |
| |
| dbus::MessageReader reader(response); |
| if (!reader.PopInt16(&rssi) || !reader.PopInt16(&transmit_power) || |
| !reader.PopInt16(&max_transmit_power)) { |
| LOG(ERROR) << "Arguments for GetConnInfo invalid."; |
| } |
| callback.Run(rssi, transmit_power, max_transmit_power); |
| } |
| |
| void OnGetServiceRecordsSuccess(const ServiceRecordsCallback& callback, |
| dbus::Response* response) { |
| ServiceRecordList records; |
| if (!response) { |
| LOG(ERROR) << "GetServiceRecords succeeded, but no response received."; |
| callback.Run(records); |
| return; |
| } |
| |
| dbus::MessageReader reader(response); |
| if (!ReadRecordsFromMessage(&reader, &records)) { |
| callback.Run(ServiceRecordList()); |
| } |
| |
| callback.Run(records); |
| } |
| |
| // Called when a response for a failed method call is received. |
| void OnError(const ErrorCallback& error_callback, |
| dbus::ErrorResponse* response) { |
| // Error response has optional error message argument. |
| std::string error_name; |
| std::string error_message; |
| if (response) { |
| dbus::MessageReader reader(response); |
| error_name = response->GetErrorName(); |
| reader.PopString(&error_message); |
| } else { |
| error_name = kNoResponseError; |
| error_message = ""; |
| } |
| error_callback.Run(error_name, error_message); |
| } |
| |
| dbus::ObjectManager* object_manager_; |
| |
| // List of observers interested in event notifications from us. |
| base::ObserverList<BluetoothDeviceClient::Observer> observers_; |
| |
| // Weak pointer factory for generating 'this' pointers that might live longer |
| // than we do. |
| // 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<BluetoothDeviceClientImpl> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BluetoothDeviceClientImpl); |
| }; |
| |
| BluetoothDeviceClient::BluetoothDeviceClient() = default; |
| |
| BluetoothDeviceClient::~BluetoothDeviceClient() = default; |
| |
| BluetoothDeviceClient* BluetoothDeviceClient::Create() { |
| return new BluetoothDeviceClientImpl(); |
| } |
| |
| } // namespace bluez |