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// Copyright 2015 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 <stddef.h>
#include <memory>
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "device/bluetooth/bluetooth_export.h"
#include "device/bluetooth/bluez/bluetooth_adapter_bluez.h"
#include "device/bluetooth/dbus/bluetooth_profile_manager_client.h"
#include "device/bluetooth/dbus/bluetooth_profile_service_provider.h"
namespace device {
class BluetoothUUID;
} // namespace device
namespace bluez {
// The BluetoothAdapterProfileBlueZ class implements a multiplexing
// profile for custom Bluetooth services managed by a BluetoothAdapter.
// Maintains a list of delegates which may serve the profile.
// One delegate is allowed for each device.
// This class is not thread-safe, but is only called from the dbus origin
// thread.
// BluetoothAdapterProfileBlueZ objects are owned by the
// BluetoothAdapterBlueZ and allocated through Register()
class DEVICE_BLUETOOTH_EXPORT BluetoothAdapterProfileBlueZ
: public bluez::BluetoothProfileServiceProvider::Delegate {
typedef base::Callback<void(
std::unique_ptr<BluetoothAdapterProfileBlueZ> profile)>
// Registers a profile with the BlueZ server for |uuid| with the
// options |options|. |success_callback| is provided with a newly
// allocated profile if registration is successful, otherwise |error_callback|
// will be called.
static void Register(
const device::BluetoothUUID& uuid,
const bluez::BluetoothProfileManagerClient::Options& options,
const ProfileRegisteredCallback& success_callback,
const bluez::BluetoothProfileManagerClient::ErrorCallback&
~BluetoothAdapterProfileBlueZ() override;
// The object path of the profile.
const dbus::ObjectPath& object_path() const { return object_path_; }
// Returns the UUID of the profile
const device::BluetoothUUID& uuid() const { return uuid_; }
// Add a delegate for a device associated with this profile.
// An empty |device_path| indicates a local listening service.
// Returns true if the delegate was set, and false if the |device_path|
// already had a delegate set.
bool SetDelegate(const dbus::ObjectPath& device_path,
bluez::BluetoothProfileServiceProvider::Delegate* delegate);
// Remove the delegate for a device. |unregistered_callback| will be called
// if this unregisters the profile.
void RemoveDelegate(const dbus::ObjectPath& device_path,
const base::Closure& unregistered_callback);
// Returns the number of delegates for this profile.
size_t DelegateCount() const { return delegates_.size(); }
BluetoothAdapterProfileBlueZ(const device::BluetoothUUID& uuid);
// bluez::BluetoothProfileServiceProvider::Delegate:
void Released() override;
void NewConnection(
const dbus::ObjectPath& device_path,
base::ScopedFD fd,
const bluez::BluetoothProfileServiceProvider::Delegate::Options& options,
const ConfirmationCallback& callback) override;
void RequestDisconnection(const dbus::ObjectPath& device_path,
const ConfirmationCallback& callback) override;
void Cancel() override;
// Called by dbus:: on completion of the D-Bus method to unregister a profile.
void OnUnregisterProfileError(const base::Closure& unregistered_callback,
const std::string& error_name,
const std::string& error_message);
// List of delegates which this profile is multiplexing to.
std::map<std::string, bluez::BluetoothProfileServiceProvider::Delegate*>
// The UUID that this profile represents.
const device::BluetoothUUID& uuid_;
// Registered dbus object path for this profile.
dbus::ObjectPath object_path_;
// Profile dbus object for receiving profile method calls from BlueZ
std::unique_ptr<bluez::BluetoothProfileServiceProvider> profile_;
// 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<BluetoothAdapterProfileBlueZ> weak_ptr_factory_;
} // namespace bluez