1 files changed, 81 insertions, 0 deletions
diff --git a/xbmc/games/addons/GameClientSubsystem.h b/xbmc/games/addons/GameClientSubsystem.h
new file mode 100644
index 0000000..4711011
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+++ b/xbmc/games/addons/GameClientSubsystem.h
@@ -0,0 +1,81 @@
+/*
+ *  Copyright (C) 2017-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include <memory>
+
+struct AddonInstance_Game;
+class CCriticalSection;
+
+namespace KODI
+{
+namespace GAME
+{
+class CGameClient;
+class CGameClientCheevos;
+class CGameClientInput;
+class CGameClientProperties;
+class CGameClientStreams;
+
+struct GameClientSubsystems
+{
+  std::unique_ptr<CGameClientCheevos> Cheevos;
+  std::unique_ptr<CGameClientInput> Input;
+  std::unique_ptr<CGameClientProperties> AddonProperties;
+  std::unique_ptr<CGameClientStreams> Streams;
+};
+
+/*!
+ * \brief Base class for game client subsystems
+ */
+class CGameClientSubsystem
+{
+protected:
+  CGameClientSubsystem(CGameClient& gameClient,
+                       AddonInstance_Game& addonStruct,
+                       CCriticalSection& clientAccess);
+
+  virtual ~CGameClientSubsystem();
+
+public:
+  /*!
+   * \brief Create a struct with the allocated subsystems
+   *
+   * \param gameClient The owner of the subsystems
+   * \param gameStruct The game client's add-on function table
+   * \param clientAccess Mutex guarding client function access
+   *
+   * \return A fully-allocated GameClientSubsystems struct
+   */
+  static GameClientSubsystems CreateSubsystems(CGameClient& gameClient,
+                                               AddonInstance_Game& gameStruct,
+                                               CCriticalSection& clientAccess);
+
+  /*!
+   * \brief Deallocate subsystems
+   *
+   * \param subsystems The subsystems created by CreateSubsystems()
+   */
+  static void DestroySubsystems(GameClientSubsystems& subsystems);
+
+protected:
+  // Subsystems
+  CGameClientCheevos& Cheevos() const;
+  CGameClientInput& Input() const;
+  CGameClientProperties& AddonProperties() const;
+  CGameClientStreams& Streams() const;
+
+  // Construction parameters
+  CGameClient& m_gameClient;
+  AddonInstance_Game& m_struct;
+  CCriticalSection& m_clientAccess;
+};
+
+} // namespace GAME
+} // namespace KODI