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1 // Copyright 2015 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 DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_PROFILE_BLUEZ_H_ | |
6 #define DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_PROFILE_BLUEZ_H_ | |
7 | |
8 #include <stddef.h> | |
9 | |
10 #include <memory> | |
11 | |
12 #include "base/macros.h" | |
13 #include "base/memory/weak_ptr.h" | |
14 #include "device/bluetooth/bluetooth_adapter_bluez.h" | |
15 #include "device/bluetooth/bluetooth_export.h" | |
16 #include "device/bluetooth/dbus/bluetooth_profile_manager_client.h" | |
17 #include "device/bluetooth/dbus/bluetooth_profile_service_provider.h" | |
18 | |
19 namespace device { | |
20 class BluetoothUUID; | |
21 } // namespace device | |
22 | |
23 namespace bluez { | |
24 | |
25 // The BluetoothAdapterProfileBlueZ class implements a multiplexing | |
26 // profile for custom Bluetooth services managed by a BluetoothAdapter. | |
27 // Maintains a list of delegates which may serve the profile. | |
28 // One delegate is allowed for each device. | |
29 // | |
30 // This class is not thread-safe, but is only called from the dbus origin | |
31 // thread. | |
32 // | |
33 // BluetoothAdapterProfileBlueZ objects are owned by the | |
34 // BluetoothAdapterBlueZ and allocated through Register() | |
35 class DEVICE_BLUETOOTH_EXPORT BluetoothAdapterProfileBlueZ | |
36 : public bluez::BluetoothProfileServiceProvider::Delegate { | |
37 public: | |
38 typedef base::Callback<void( | |
39 std::unique_ptr<BluetoothAdapterProfileBlueZ> profile)> | |
40 ProfileRegisteredCallback; | |
41 | |
42 // Registers a profile with the BlueZ server for |uuid| with the | |
43 // options |options|. |success_callback| is provided with a newly | |
44 // allocated profile if registration is successful, otherwise |error_callback| | |
45 // will be called. | |
46 static void Register( | |
47 const device::BluetoothUUID& uuid, | |
48 const bluez::BluetoothProfileManagerClient::Options& options, | |
49 const ProfileRegisteredCallback& success_callback, | |
50 const bluez::BluetoothProfileManagerClient::ErrorCallback& | |
51 error_callback); | |
52 | |
53 ~BluetoothAdapterProfileBlueZ() override; | |
54 | |
55 // The object path of the profile. | |
56 const dbus::ObjectPath& object_path() const { return object_path_; } | |
57 | |
58 // Returns the UUID of the profile | |
59 const device::BluetoothUUID& uuid() const { return uuid_; } | |
60 | |
61 // Add a delegate for a device associated with this profile. | |
62 // An empty |device_path| indicates a local listening service. | |
63 // Returns true if the delegate was set, and false if the |device_path| | |
64 // already had a delegate set. | |
65 bool SetDelegate(const dbus::ObjectPath& device_path, | |
66 bluez::BluetoothProfileServiceProvider::Delegate* delegate); | |
67 | |
68 // Remove the delegate for a device. |unregistered_callback| will be called | |
69 // if this unregisters the profile. | |
70 void RemoveDelegate(const dbus::ObjectPath& device_path, | |
71 const base::Closure& unregistered_callback); | |
72 | |
73 // Returns the number of delegates for this profile. | |
74 size_t DelegateCount() const { return delegates_.size(); } | |
75 | |
76 private: | |
77 BluetoothAdapterProfileBlueZ(const device::BluetoothUUID& uuid); | |
78 | |
79 // bluez::BluetoothProfileServiceProvider::Delegate: | |
80 void Released() override; | |
81 void NewConnection( | |
82 const dbus::ObjectPath& device_path, | |
83 std::unique_ptr<dbus::FileDescriptor> fd, | |
84 const bluez::BluetoothProfileServiceProvider::Delegate::Options& options, | |
85 const ConfirmationCallback& callback) override; | |
86 void RequestDisconnection(const dbus::ObjectPath& device_path, | |
87 const ConfirmationCallback& callback) override; | |
88 void Cancel() override; | |
89 | |
90 // Called by dbus:: on completion of the D-Bus method to unregister a profile. | |
91 void OnUnregisterProfileError(const base::Closure& unregistered_callback, | |
92 const std::string& error_name, | |
93 const std::string& error_message); | |
94 | |
95 // List of delegates which this profile is multiplexing to. | |
96 std::map<std::string, bluez::BluetoothProfileServiceProvider::Delegate*> | |
97 delegates_; | |
98 | |
99 // The UUID that this profile represents. | |
100 const device::BluetoothUUID& uuid_; | |
101 | |
102 // Registered dbus object path for this profile. | |
103 dbus::ObjectPath object_path_; | |
104 | |
105 // Profile dbus object for receiving profile method calls from BlueZ | |
106 std::unique_ptr<bluez::BluetoothProfileServiceProvider> profile_; | |
107 | |
108 // Note: This should remain the last member so it'll be destroyed and | |
109 // invalidate its weak pointers before any other members are destroyed. | |
110 base::WeakPtrFactory<BluetoothAdapterProfileBlueZ> weak_ptr_factory_; | |
111 | |
112 DISALLOW_COPY_AND_ASSIGN(BluetoothAdapterProfileBlueZ); | |
113 }; | |
114 | |
115 } // namespace bluez | |
116 | |
117 #endif // DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_PROFILE_BLUEZ_H_ | |
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