| // Copyright 2020 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. |
| |
| #ifndef CHROME_UPDATER_UPDATE_SERVICE_INTERNAL_H_ |
| #define CHROME_UPDATER_UPDATE_SERVICE_INTERNAL_H_ |
| |
| #include "base/callback_forward.h" |
| #include "base/memory/ref_counted.h" |
| |
| namespace updater { |
| |
| // The UpdateServiceInternal is a service abstraction to expose functionality |
| // made available only to callers which are part of the same instance of |
| // the updater installation. In other words, only a client and a service with |
| // identical build versions can communicate using this interface. |
| class UpdateServiceInternal |
| : public base::RefCountedThreadSafe<UpdateServiceInternal> { |
| public: |
| // Runs the UpdateServiceInternal and checks for updates if needed. |
| virtual void Run(base::OnceClosure callback) = 0; |
| |
| // When UpdateServiceInternalProxy::InitializeUpdateService is invoked, the |
| // server will wake and do its ModeCheck. As a result, the candidate can be |
| // qualified and promoted (thus initializing the UpdateService for this |
| // candidate). This is intended as a way for --install and --register to have |
| // a way of ensuring there is an active updater on the system, without |
| // performing expensive operations such as checking for updates. |
| virtual void InitializeUpdateService(base::OnceClosure callback) = 0; |
| |
| // Provides a way to commit data or clean up resources before the task |
| // scheduler is shutting down. |
| virtual void Uninitialize() = 0; |
| |
| protected: |
| friend class base::RefCountedThreadSafe<UpdateServiceInternal>; |
| |
| virtual ~UpdateServiceInternal() = default; |
| }; |
| |
| // A factory method to create a UpdateServiceInternal class instance. |
| scoped_refptr<UpdateServiceInternal> CreateUpdateServiceInternal(); |
| |
| } // namespace updater |
| |
| #endif // CHROME_UPDATER_UPDATE_SERVICE_INTERNAL_H_ |