public static extern void FreeMemory(CheckList list);
public static extern ushort CheckFileSignEx(string file, IntPtr keys, uint keysCount, out byte count, out CheckList list);
public static extern ushort CheckFileSeparate(string file, out byte count, out CheckList list, string fileSig);
public static extern ushort CheckFileSign(string file, out byte count, out CheckList list);