| // |
| // Copyright (C) 2015 Google, Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at: |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| |
| #pragma once |
| |
| #include <memory> |
| |
| #include <base/macros.h> |
| #include <base/message_loop/message_loop.h> |
| |
| namespace ipc { |
| class IPCManager; |
| } // namespace ipc |
| |
| namespace bluetooth { |
| |
| class CoreStack; |
| class Settings; |
| |
| // The Daemon class is a singleton that represents the root of the ownership |
| // hierarchy. The single instance sets up and owns the main event loop, the IPC |
| // handlers, global Settings, and the core Bluetooth stack. |
| class Daemon { |
| public: |
| // Initializes the daemon. This must be called to at the start of the |
| // application to set up the global daemon instance and everything it manages. |
| // Returns false in case of a failure. |
| static bool Initialize(); |
| |
| // Cleans up all the resources associated with the global Daemon object. |
| static void ShutDown(); |
| |
| // Returns the singleton Daemon instance. All classes can interact with the |
| // Daemon, obtain its resources etc using this getter. |
| static Daemon* Get(); |
| |
| // The global Settings object. All classes have direct access to this through |
| // the Daemon object. |
| Settings* settings() const { return settings_.get(); } |
| |
| // The main event loop. This should be used for any events and delayed tasks |
| // that should be executed on the daemon's main thread. |
| base::MessageLoop* message_loop() const { return message_loop_.get(); } |
| |
| // Starts the daemon's main loop. |
| void StartMainLoop(); |
| |
| private: |
| Daemon(); |
| ~Daemon(); |
| |
| // Private instance helper for Initialize(). |
| bool Init(); |
| |
| bool initialized_; |
| std::unique_ptr<base::MessageLoop> message_loop_; |
| std::unique_ptr<Settings> settings_; |
| std::unique_ptr<CoreStack> core_stack_; |
| std::unique_ptr<ipc::IPCManager> ipc_manager_; |
| |
| DISALLOW_COPY_AND_ASSIGN(Daemon); |
| }; |
| |
| } // namespace bluetooth |