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diff --git a/backends/cloud/onedrive/onedrivestorage.h b/backends/cloud/onedrive/onedrivestorage.h
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+/* ScummVM - Graphic Adventure Engine
+*
+* ScummVM is the legal property of its developers, whose names
+* are too numerous to list here. Please refer to the COPYRIGHT
+* file distributed with this source distribution.
+*
+* This program is free software; you can redistribute it and/or
+* modify it under the terms of the GNU General Public License
+* as published by the Free Software Foundation; either version 2
+* of the License, or (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+*
+*/
+
+#ifndef BACKENDS_CLOUD_ONEDRIVE_ONEDRIVESTORAGE_H
+#define BACKENDS_CLOUD_ONEDRIVE_ONEDRIVESTORAGE_H
+
+#include "backends/cloud/storage.h"
+#include "common/callback.h"
+
+namespace Cloud {
+namespace OneDrive {
+
+class OneDriveStorage: public Cloud::Storage {
+	static Common::String KEY, SECRET;
+
+	Common::String _token, _uid;
+
+	/** This private constructor is called from loadFromConfig(). */
+	OneDriveStorage(Common::String token, Common::String uid);
+
+	static void getAccessToken(Common::String code);	
+
+public:	
+	virtual ~OneDriveStorage();
+
+	/**
+	* Storage methods, which are used by CloudManager to save
+	* storage in configuration file.
+	*/
+
+	/**
+	* Save storage data using ConfMan.
+	* @param keyPrefix all saved keys must start with this prefix.
+	* @note every Storage must write keyPrefix + "type" key
+	*       with common value (e.g. "Dropbox").
+	*/
+
+	virtual void saveConfig(Common::String keyPrefix);
+
+	/** Public Cloud API comes down there. */
+
+	/** Returns Common::Array<StorageFile>. */
+	virtual void listDirectory(Common::String path, FileArrayCallback callback, bool recursive = false) {} //TODO
+
+	/** Calls the callback when finished. */
+	virtual void upload(Common::String path, Common::ReadStream *contents, BoolCallback callback) {} //TODO
+
+	/** Returns pointer to Networking::NetworkReadStream. */
+	virtual Networking::NetworkReadStream *streamFile(Common::String path) { return 0; } //TODO
+
+	/** Calls the callback when finished. */
+	virtual void download(Common::String remotePath, Common::String localPath, BoolCallback callback) {} //TODO
+
+	/** Calls the callback when finished. */
+	virtual void remove(Common::String path, BoolCallback callback) {} //TODO
+
+	/** Calls the callback when finished. */
+	virtual void syncSaves(BoolCallback callback);
+
+	/** Calls the callback when finished. */
+	virtual void createDirectory(Common::String path, BoolCallback callback) {} //TODO
+
+	/** Calls the callback when finished. */
+	virtual void touch(Common::String path, BoolCallback callback) {} //TODO
+
+	/** Returns the StorageInfo struct. */
+	virtual void info(StorageInfoCallback callback) {} //TODO
+
+	/** Returns whether saves sync process is running. */
+	virtual bool isSyncing() { return false; } //TODO
+
+	/** Returns whether there are any requests running. */
+	virtual bool isWorking() { return false; } //TODO
+
+	/**
+	* Add OneDriveStorage with given token and uid into Cloud::Manager.	
+	*/
+	static void addStorage(Common::String token, Common::String uid);
+
+	/**
+	* Load token and user id from configs and return OneDriveStorage for those.	
+	* @return pointer to the newly created OneDriveStorage or 0 if some problem occured.
+	*/
+	static OneDriveStorage *loadFromConfig(Common::String keyPrefix);
+
+	/**
+	* Returns OneDrive auth link.
+	*/
+	static Common::String getAuthLink();
+
+	/**
+	* Show message with OneDrive auth instructions. (Temporary)
+	*/
+	static void authThroughConsole();
+};
+
+} //end of namespace OneDrive
+} //end of namespace Cloud
+
+#endif