public static string Open(string filename, EncryptionType et)
{
BinaryReader br = new BinaryReader(new FileStream(filename, FileMode.Open));
List <byte> _in = new List <byte>();
while (br.BaseStream.Position < br.BaseStream.Length)
{
_in.Add(br.ReadByte());
}
br.Close();
if (et == EncryptionType.AES)
{
return(Utilities.ByteToString(AESProvider.Decrypt(_in.ToArray())));
}
if (et == EncryptionType.ASCII)
{
return(ASCIIProvider.Decrypt(Utilities.ByteToString(_in.ToArray())));
}
if (et == EncryptionType.DES)
{
return(Utilities.ByteToString(DESProvider.Decrypt(_in.ToArray())));
}
if (et == EncryptionType.L1F3)
{
return(L1F3Provider.Decrypt(_in.ToArray()));
}
if (et == EncryptionType.RC2)
{
return(Utilities.ByteToString(RC2Provider.Decrypt(_in.ToArray())));
}
if (et == EncryptionType.Rijndael)
{
return(Utilities.ByteToString(RijndaelProvider.Decrypt(_in.ToArray())));
}
if (et == EncryptionType.RSA)
{
return(Utilities.ByteToString(RSAProvider.Decrypt(_in.ToArray())));
}
if (et == EncryptionType.TripleDES)
{
return(Utilities.ByteToString(TripleDESProvider.Decrypt(_in.ToArray())));
}
if (et == EncryptionType.Xor)
{
return(AESProvider.Decrypt(Utilities.ByteToString(_in.ToArray())));
}
throw new Exception("Invalid decryption type!");
}
/// <summary>
/// Does the actual saving.
/// </summary>
public override void Close()
{
// save the file to the filestream
FileStream fs = new FileStream(Filename, FileMode.Create);
if (Encryption == EncryptionType.AES)
{
fs.Write(AESProvider.Encrypt(Text.ToArray()), 0, Text.Count);
}
if (Encryption == EncryptionType.ASCII)
{
fs.Write(Utilities.StringToByte(ASCIIProvider.Encrypt(Utilities.ByteToString(Text.ToArray()))), 0, Text.Count);
}
if (Encryption == EncryptionType.DES)
{
fs.Write(DESProvider.Encrypt(Text.ToArray()), 0, Text.Count);
}
if (Encryption == EncryptionType.L1F3)
{
fs.Write(L1F3Provider.Encrypt(Utilities.ByteToString(Text.ToArray())), 0, Text.Count);
}
if (Encryption == EncryptionType.RC2)
{
fs.Write(RC2Provider.Encrypt(Text.ToArray()), 0, Text.Count);
}
if (Encryption == EncryptionType.Rijndael)
{
fs.Write(RijndaelProvider.Encrypt(Text.ToArray()), 0, Text.Count);
}
if (Encryption == EncryptionType.RSA)
{
fs.Write(RSAProvider.Encrypt(Text.ToArray()), 0, Text.Count);
}
if (Encryption == EncryptionType.TripleDES)
{
fs.Write(TripleDESProvider.Encrypt(Text.ToArray()), 0, Text.Count);
}
if (Encryption == EncryptionType.Xor)
{
fs.Write(Utilities.StringToByte(XorProvider.Encrypt(Utilities.ByteToString(Text.ToArray()))), 0, Text.Count);
}
fs.Close();
base.Close();
}
public static LuaValue Encrypt(LuaValue[] args)
{
string encType = (args[0] as LuaString).Text.ToLower();
string _in = args[1].ToString();
if (encType == "aes")
{
return(new LuaString(AESProvider.Encrypt(_in)));
}
else if (encType == "ascii")
{
// encrypt with first byte of key
return(new LuaString(ASCIIProvider.Encrypt(_in)));
}
if (encType == "des")
{
return(new LuaString(DESProvider.Encrypt(_in)));
}
if (encType == "rc2")
{
return(new LuaString(RC2Provider.Encrypt(_in)));
}
if (encType == "rijndael")
{
return(new LuaString(RijndaelProvider.Encrypt(_in)));
}
if (encType == "rsa")
{
return(new LuaString(RSAProvider.Encrypt(_in)));
}
if (encType == "tripledes")
{
return(new LuaString(TripleDESProvider.Encrypt(_in)));
}
if (encType == "xor")
{
return(new LuaString(XorProvider.Encrypt(_in)));
}
throw new Exception("Unsuported encryption '" + encType + "'!");
}
