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74 lines
2.3 KiB
74 lines
2.3 KiB
// |
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// Copyright (C) 2015 Google, Inc. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at: |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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// |
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#pragma once |
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#include <base/macros.h> |
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#include <base/message_loop/message_loop.h> |
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namespace ipc { |
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class IPCManager; |
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} // namespace ipc |
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namespace bluetooth { |
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class CoreStack; |
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class Settings; |
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// The Daemon class is a singleton that represents the root of the ownership |
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// hierarchy. The single instance sets up and owns the main event loop, the IPC |
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// handlers, global Settings, and the core Bluetooth stack. |
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class Daemon { |
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public: |
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// Initializes the daemon. This must be called to at the start of the |
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// application to set up the global daemon instance and everything it manages. |
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// Returns false in case of a failure. |
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static bool Initialize(); |
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// Cleans up all the resources associated with the global Daemon object. |
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static void ShutDown(); |
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// Assigns the global Daemon instance for testing. Should only be called from |
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// test code. |
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static void InitializeForTesting(Daemon* test_daemon); |
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// Returns the singleton Daemon instance. All classes can interact with the |
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// Daemon, obtain its resources etc using this getter. |
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static Daemon* Get(); |
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// The global Settings object. All classes have direct access to this through |
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// the Daemon object. |
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virtual Settings* GetSettings() const = 0; |
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// The main event loop. This should be used for any events and delayed tasks |
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// that should be executed on the daemon's main thread. |
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virtual base::MessageLoop* GetMessageLoop() const = 0; |
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// Starts the daemon's main loop. |
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virtual void StartMainLoop() = 0; |
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protected: |
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Daemon() = default; |
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virtual ~Daemon() = default; |
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private: |
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// Internal instance helper called by Initialize(). |
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virtual bool Init() = 0; |
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DISALLOW_COPY_AND_ASSIGN(Daemon); |
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}; |
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} // namespace bluetooth
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