public void Decrypt(Stream i, Stream o)
{
CryptoStream cs = new CryptoStream(i, this._des.CreateDecryptor(), CryptoStreamMode.Read);
Stdio.CopyStream(cs, o);
//cs.Flush();
cs.Close();
o.Flush();
}
public void Encrypt(Stream i, Stream o)
{
CryptoStream cs = new CryptoStream(o, this._des.CreateEncryptor(), CryptoStreamMode.Write);
Stdio.CopyStream(i, cs);
//cs.Flush();
cs.Close();
o.Flush();
}