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// 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 DEVICE_BLUETOOTH_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
#define DEVICE_BLUETOOTH_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
#include <stdint.h>
#include <map>
#include <memory>
#include <string>
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "dbus/object_path.h"
#include "device/bluetooth/bluetooth_export.h"
#include "device/bluetooth/dbus/bluetooth_gatt_descriptor_client.h"
namespace bluez {
// FakeBluetoothGattDescriptorClient simulates the behavior of the Bluetooth
// Daemon GATT characteristic descriptor objects and is used in test cases in
// place of a mock and on the Linux desktop.
class DEVICE_BLUETOOTH_EXPORT FakeBluetoothGattDescriptorClient
: public BluetoothGattDescriptorClient {
public:
struct Properties : public BluetoothGattDescriptorClient::Properties {
explicit Properties(const PropertyChangedCallback& callback);
~Properties() override;
// dbus::PropertySet override
void Get(dbus::PropertyBase* property,
dbus::PropertySet::GetCallback callback) override;
void GetAll() override;
void Set(dbus::PropertyBase* property,
dbus::PropertySet::SetCallback callback) override;
};
FakeBluetoothGattDescriptorClient();
~FakeBluetoothGattDescriptorClient() override;
// DBusClient override.
void Init(dbus::Bus* bus) override;
// BluetoothGattDescriptorClient overrides.
void AddObserver(Observer* observer) override;
void RemoveObserver(Observer* observer) override;
std::vector<dbus::ObjectPath> GetDescriptors() override;
Properties* GetProperties(const dbus::ObjectPath& object_path) override;
void ReadValue(const dbus::ObjectPath& object_path,
const ValueCallback& callback,
const ErrorCallback& error_callback) override;
void WriteValue(const dbus::ObjectPath& object_path,
const std::vector<uint8_t>& value,
const base::Closure& callback,
const ErrorCallback& error_callback) override;
// Makes the descriptor with the UUID |uuid| visible under the characteristic
// with object path |characteristic_path|. Descriptor object paths are
// hierarchical to their characteristics. |uuid| must belong to a descriptor
// for which there is a constant defined below, otherwise this method has no
// effect. Returns the object path of the created descriptor. In the no-op
// case, returns an invalid path.
dbus::ObjectPath ExposeDescriptor(const dbus::ObjectPath& characteristic_path,
const std::string& uuid);
void HideDescriptor(const dbus::ObjectPath& descriptor_path);
// Object path components and UUIDs of GATT characteristic descriptors.
static const char kClientCharacteristicConfigurationPathComponent[];
static const char kClientCharacteristicConfigurationUUID[];
private:
// Property callback passed when we create Properties structures.
void OnPropertyChanged(const dbus::ObjectPath& object_path,
const std::string& property_name);
// Notifies observers.
void NotifyDescriptorAdded(const dbus::ObjectPath& object_path);
void NotifyDescriptorRemoved(const dbus::ObjectPath& object_path);
// Mapping from object paths to Properties structures.
struct DescriptorData {
DescriptorData();
~DescriptorData();
std::unique_ptr<Properties> properties;
};
typedef std::map<dbus::ObjectPath, DescriptorData*> PropertiesMap;
PropertiesMap properties_;
// List of observers interested in event notifications from us.
base::ObserverList<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<FakeBluetoothGattDescriptorClient> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(FakeBluetoothGattDescriptorClient);
};
} // namespace bluez
#endif // DEVICE_BLUETOOTH_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_