private static string smethod_0(BinaryReader A_0)
    {
        string str   = Class1029.smethod_6(A_0);
        int    index = str.IndexOf('\0');

        if (index >= 0)
        {
            return(str.Substring(0, index));
        }
        return(str);
    }
    internal Class553(Class1089 A_0)
    {
        MemoryStream input = A_0.method_4(BookmarkStart.b("〰瀲娴娶䤸琺弼唾", 11));

        if (input != null)
        {
            BinaryReader reader = new BinaryReader(input);
            this.int_1      = reader.ReadInt32();
            this.int_2      = reader.ReadInt32();
            this.byte_0     = reader.ReadBytes(4);
            this.guid_0     = new Guid(reader.ReadBytes(0x10));
            this.string_3   = Class627.smethod_2(reader);
            this.class451_1 = new Class451(reader, false);
            this.string_0   = Class627.smethod_2(reader);
            if (Class567.smethod_46(reader, 4) && (reader.ReadInt32() == 0x71b239f4))
            {
                this.string_1   = Class1029.smethod_6(reader);
                this.class451_0 = new Class451(reader, true);
                this.string_2   = Class1029.smethod_6(reader);
            }
        }
    }