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1 // Copyright 2014 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 | |
5 #ifndef CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_ | |
6 #define CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_ | |
7 | |
8 #include <map> | |
9 #include <string> | |
10 | |
11 #include "base/memory/weak_ptr.h" | |
12 #include "base/observer_list.h" | |
13 #include "chromeos/chromeos_export.h" | |
14 #include "chromeos/dbus/bluetooth_gatt_descriptor_client.h" | |
15 #include "dbus/object_path.h" | |
16 | |
17 namespace chromeos { | |
18 | |
19 // FakeBluetoothGattDescriptorClient simulates the behavior of the Bluetooth | |
20 // Daemon GATT characteristic descriptor objects and is used in test cases in | |
21 // place of a mock and on the Linux desktop. | |
22 class CHROMEOS_EXPORT FakeBluetoothGattDescriptorClient | |
23 : public BluetoothGattDescriptorClient { | |
24 public: | |
25 struct Properties : public BluetoothGattDescriptorClient::Properties { | |
26 explicit Properties(const PropertyChangedCallback& callback); | |
27 ~Properties() override; | |
28 | |
29 // dbus::PropertySet override | |
30 void Get(dbus::PropertyBase* property, | |
31 dbus::PropertySet::GetCallback callback) override; | |
32 void GetAll() override; | |
33 void Set(dbus::PropertyBase* property, | |
34 dbus::PropertySet::SetCallback callback) override; | |
35 }; | |
36 | |
37 FakeBluetoothGattDescriptorClient(); | |
38 ~FakeBluetoothGattDescriptorClient() override; | |
39 | |
40 // DBusClient override. | |
41 void Init(dbus::Bus* bus) override; | |
42 | |
43 // BluetoothGattDescriptorClient overrides. | |
44 void AddObserver(Observer* observer) override; | |
45 void RemoveObserver(Observer* observer) override; | |
46 std::vector<dbus::ObjectPath> GetDescriptors() override; | |
47 Properties* GetProperties(const dbus::ObjectPath& object_path) override; | |
48 void ReadValue(const dbus::ObjectPath& object_path, | |
49 const ValueCallback& callback, | |
50 const ErrorCallback& error_callback) override; | |
51 void WriteValue(const dbus::ObjectPath& object_path, | |
52 const std::vector<uint8>& value, | |
53 const base::Closure& callback, | |
54 const ErrorCallback& error_callback) override; | |
55 | |
56 // Makes the descriptor with the UUID |uuid| visible under the characteristic | |
57 // with object path |characteristic_path|. Descriptor object paths are | |
58 // hierarchical to their characteristics. |uuid| must belong to a descriptor | |
59 // for which there is a constant defined below, otherwise this method has no | |
60 // effect. Returns the object path of the created descriptor. In the no-op | |
61 // case, returns an invalid path. | |
62 dbus::ObjectPath ExposeDescriptor(const dbus::ObjectPath& characteristic_path, | |
63 const std::string& uuid); | |
64 void HideDescriptor(const dbus::ObjectPath& descriptor_path); | |
65 | |
66 // Object path components and UUIDs of GATT characteristic descriptors. | |
67 static const char kClientCharacteristicConfigurationPathComponent[]; | |
68 static const char kClientCharacteristicConfigurationUUID[]; | |
69 | |
70 private: | |
71 // Property callback passed when we create Properties structures. | |
72 void OnPropertyChanged(const dbus::ObjectPath& object_path, | |
73 const std::string& property_name); | |
74 | |
75 // Notifies observers. | |
76 void NotifyDescriptorAdded(const dbus::ObjectPath& object_path); | |
77 void NotifyDescriptorRemoved(const dbus::ObjectPath& object_path); | |
78 | |
79 // Mapping from object paths to Properties structures. | |
80 struct DescriptorData { | |
81 DescriptorData(); | |
82 ~DescriptorData(); | |
83 | |
84 scoped_ptr<Properties> properties; | |
85 }; | |
86 typedef std::map<dbus::ObjectPath, DescriptorData*> PropertiesMap; | |
87 PropertiesMap properties_; | |
88 | |
89 // List of observers interested in event notifications from us. | |
90 base::ObserverList<Observer> observers_; | |
91 | |
92 // Weak pointer factory for generating 'this' pointers that might live longer | |
93 // than we do. | |
94 // Note: This should remain the last member so it'll be destroyed and | |
95 // invalidate its weak pointers before any other members are destroyed. | |
96 base::WeakPtrFactory<FakeBluetoothGattDescriptorClient> | |
97 weak_ptr_factory_; | |
98 | |
99 DISALLOW_COPY_AND_ASSIGN(FakeBluetoothGattDescriptorClient); | |
100 }; | |
101 | |
102 } // namespace chromeos | |
103 | |
104 #endif // CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_ | |
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