move SettingsHandler to Common lib

Source/Core/Common/Src/SettingsHandler.h

@@ -0,0 +1,51 @@
+// Copyright (C) 2003 Dolphin Project.
+
+// 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, version 2.0.
+
+// 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 2.0 for more details.
+
+// A copy of the GPL 2.0 should have been included with the program.
+// If not, see http://www.gnu.org/licenses/
+
+// Official SVN repository and contact information can be found at
+// http://code.google.com/p/dolphin-emu/
+
+// Thanks to Treeki for writing the original class - 29/01/2012
+
+#pragma once
+
+#include <string>
+
+#include "Common.h"
+
+class SettingsHandler
+{
+public:
+	SettingsHandler();
+
+	enum
+	{
+		SETTINGS_SIZE = 0x100
+	};
+
+	void AddSetting(const char *key, const char *value);
+
+	const u8 *GetData() const;
+	const std::string GetValue(const std::string key);
+
+	void Decrypt();
+	void Reset();
+	const std::string generateSerialNumber();
+
+private:
+	void WriteByte(u8 b);
+
+	u8 m_buffer[SETTINGS_SIZE];
+	u32 m_position, m_key;
+	std::string decoded;
+};