using System.IO;
using System.Runtime.Serialization.Formatters.Binary;
using System.Security.Cryptography;
using System.Text;

namespace BSW_Decoder
{
    class Program
    {
        static void Main(string[] args)
        {
            BinaryFormatter binaryFormatter = new BinaryFormatter();
            FileStream fs = File.Open("ILYCS.bsw", FileMode.Open);
            using (RijndaelManaged rijndaelManaged = new RijndaelManaged())
            {
                ICryptoTransform decryptor = rijndaelManaged.CreateDecryptor(Encoding.ASCII.GetBytes("C_H8A#R(L0I!E-09V3O]L)/9P)-E390+"), Encoding.ASCII.GetBytes("8charlie7volpe87"));
                byte[] buffer = (byte[])binaryFormatter.Deserialize(fs);
                using (FileStream outStream = File.Open("ILYCS.bsw.json", FileMode.Create, FileAccess.Write)){
                    using (StreamWriter sw = new StreamWriter(outStream))
                    {
                        using (CryptoStream cryptoStream = new CryptoStream(new MemoryStream(buffer), decryptor, CryptoStreamMode.Read))
                        {
                            sw.Write(new StreamReader(cryptoStream).ReadToEnd());
                        }
                    }
                }

            }
        }

    }
}