public static byte[] encryptData(byte[] data, byte[] key)
{
char[] array = BaseFunctions.HexEncoder(data).ToCharArray();
byte[] array2 = new byte[array.Length];
for (int i = 0; i < array.Length; i++)
{
array2[i] = (byte)array[i];
}
return(HOTPCipher.encrypt(array2, key));
}
public static byte[] encryptData(byte[] data, byte[] key)
{
char[] chArray = BaseFunctions.HexEncoder(data).ToCharArray();
byte[] buffer = new byte[chArray.Length];
for (int i = 0; i < chArray.Length; i++)
{
buffer[i] = (byte)chArray[i];
}
return(HOTPCipher.encrypt(buffer, key));
}
public static OperationResult TokensCreateNew(TokenTypeBaseParams tkTypeBaseParams, string masterKey, string vendorSerialNumber, string dataEntropy, out TokenCryptoData tokenCryptoData)
{
OperationResult result;
try
{
byte[] data;
byte[] data2;
long movingFactor;
if (OperationResult.Error == HOTPCryptoData.Generate(masterKey, null, tkTypeBaseParams, out data, out data2, out movingFactor))
{
tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams));
result = OperationResult.Error;
}
else
{
TokenCryptoData tokenCryptoData2 = new TokenCryptoData(null, vendorSerialNumber, new CryptoData(movingFactor, BaseFunctions.HexEncoder(data), BaseFunctions.HexEncoder(data2), ""), tkTypeBaseParams);
tokenCryptoData2.ResetMovingFactor(HOTPCipherInitialize.createSequenceNumber());
/*--------------------------*/
byte[] tokenSeed = tokenCryptoData2.GetTokenSeed(masterKey);
string x = Encoding.ASCII.GetString(tokenSeed);
Base32Encoder enc = new Base32Encoder();
string y = enc.Encode(tokenSeed);
/*--------------------------*/
if (tkTypeBaseParams.MovingFactorType == TokenMovingFactorType.TransactionAuthenticationNumber)
{
string value;
if (OperationResult.Error == TokensBaseFunctions.tokenTANMatrixIntegrityCheck(tokenCryptoData2, tokenCryptoData2.GetTokenSeed(masterKey), (dataEntropy == null || dataEntropy.Length < 1) ? new byte[0] : BaseFunctions.convertStringToByteArray(dataEntropy), out value))
{
tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams));
result = OperationResult.Error;
return(result);
}
tokenCryptoData2.ResetSupportCryptoData(value);
}
tokenCryptoData = tokenCryptoData2;
result = OperationResult.Success;
}
}
catch
{
LOGGER.Write(LOGGER.LogCategory.ERROR, "SF.Expand.SAF.Core::TokensCreateNew[]", null);
tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams));
result = OperationResult.Error;
}
return(result);
}
public static byte[] createCryptKey(byte[] serialNumber, string pin)
{
string text = BaseFunctions.HexEncoder(serialNumber);
return(HashBaseFunction.createBinaryHash(text.Substring(text.Length - 4, 4) + pin + text.Substring(0, 2)));
}
public static OperationResult TokensCreateNew(TokenTypeBaseParams tkTypeBaseParams, string masterKey, string vendorSerialNumber, string dataEntropy, out TokenCryptoData tokenCryptoData)
{
OperationResult result;
try
{
byte[] tkseed;
byte[] tkserial;
long tkmovFactor;
if (OperationResult.Error == HOTPCryptoData.Generate(masterKey, null, tkTypeBaseParams, out tkseed, out tkserial, out tkmovFactor))
{
tokenCryptoData = new TokenCryptoData(null, null, new CryptoData(), new TokenTypeBaseParams());
result = OperationResult.Error;
}
else
{
TokenCryptoData _tkCryptoData = new TokenCryptoData(null, vendorSerialNumber, new CryptoData(tkmovFactor, BaseFunctions.HexEncoder(tkseed), BaseFunctions.HexEncoder(tkserial), ""), tkTypeBaseParams);
_tkCryptoData.ResetMovingFactor(HOTPCipherInitialize.createSequenceNumber());
if (tkTypeBaseParams.MovingFactorType == TokenMovingFactorType.TransactionAuthenticationNumber)
{
string supportCryptoData;
if (OperationResult.Error == TokensBaseFunctions.tokenTANMatrixIntegrityCheck(_tkCryptoData, _tkCryptoData.GetTokenSeed(masterKey), (dataEntropy == null || dataEntropy.Length < 1) ? new byte[0] : BaseFunctions.convertStringToByteArray(dataEntropy), out supportCryptoData))
{
tokenCryptoData = new TokenCryptoData(null, null, new CryptoData(), new TokenTypeBaseParams());
result = OperationResult.Error;
return(result);
}
_tkCryptoData.ResetSupportCryptoData(supportCryptoData);
}
tokenCryptoData = _tkCryptoData;
result = OperationResult.Success;
}
}
catch (Exception ex)
{
tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams));
SAFLOGGER.Write(SAFLOGGER.LOGGEREventID.EXCEPTION, "SAFCORE", new string[]
{
"http://sfexpand.SAFCore.TokensBaseFunctions.softfinanca.com/",
Assembly.GetExecutingAssembly().FullName.ToString(),
ex.ToString()
});
result = OperationResult.Error;
}
finally
{
// byte[] tkseed = null;
// byte[] tkserial = null;
}
return(result);
}
public static OperationResult TokensImportNew(TokenTypeBaseParams tkTypeBaseParams, string masterKey, string vendorSerialNumber, string externalSeed, string pin, long movingFactor, out TokenCryptoData TokenCryptoData)
{
TokenCryptoData = new TokenCryptoData(null, null, new CryptoData(), new TokenTypeBaseParams());
OperationResult result;
try
{
if (tkTypeBaseParams.SeedType != TokenSeedType.Dynamic)
{
throw new Exception("Invalid Seed type!");
}
if (tkTypeBaseParams.MovingFactorType != TokenMovingFactorType.EventBase || movingFactor < 1L)
{
throw new Exception("Invalid MovingFactorType!");
}
byte[] tkserial = HOTPCipherInitialize.createSerialNumber((pin == null || pin.Length < 1) ? HOTPCipherInitialize.Generate4DigitsPin() : pin);
byte[] tkseed = HOTPCipher.encryptData(BaseFunctions.HexDecoder(externalSeed), HOTPCipherInitialize.createCryptKey(tkserial, (masterKey == null || masterKey.Length < 1) ? new byte[0] : BaseFunctions.convertStringToByteArray(masterKey)));
TokenCryptoData = new TokenCryptoData(null, vendorSerialNumber, new CryptoData(movingFactor, BaseFunctions.HexEncoder(tkseed), BaseFunctions.HexEncoder(tkserial), ""), tkTypeBaseParams);
TokenCryptoData.ResetMovingFactor(movingFactor);
result = OperationResult.Success;
}
catch (Exception ex)
{
TokenCryptoData = new TokenCryptoData(null, null, new CryptoData(), new TokenTypeBaseParams());
SAFLOGGER.Write(SAFLOGGER.LOGGEREventID.EXCEPTION, "SAFCORE", new string[]
{
"http://sfexpand.SAFCore.TokensBaseFunctions.softfinanca.com/",
Assembly.GetExecutingAssembly().FullName.ToString(),
ex.ToString()
});
result = OperationResult.Error;
}
finally
{
}
return(result);
}
public bool Export(string pin, string deviceType, string masterKey, TokenCryptoData tokenCryptoData, out string tokenBlob)
{
tokenBlob = null;
bool result;
try
{
if (pin == null || pin.Length < 4 || deviceType == null || deviceType.Length != 2)
{
result = false;
}
else
{
byte[] blob = new byte[114];
byte[] cryptoBlock = new byte[48];
byte[] _oTPOffSet = new byte[]
{
(byte)tokenCryptoData.TokenBaseParams.OTPOffSet
};
byte[] _oTPTotalDigits = new byte[]
{
(byte)tokenCryptoData.TokenBaseParams.OTPTotalDigits
};
byte[] _movingFactorType = new byte[]
{
(byte)tokenCryptoData.TokenBaseParams.MovingFactorType
};
byte[] _hOTPMovingFactorDrift = new byte[]
{
(byte)tokenCryptoData.TokenBaseParams.HOTPMovingFactorDrift
};
byte[] _dvType = new byte[]
{
(char.Parse(deviceType.Substring(0, 1)) <= '9' && char.Parse(deviceType.Substring(0, 1)) >= '0') ? byte.Parse(deviceType.Substring(0, 1)) : ((byte)char.Parse(deviceType.Substring(0, 1))),
(char.Parse(deviceType.Substring(1, 1)) <= '9' && char.Parse(deviceType.Substring(1, 1)) >= '0') ? byte.Parse(deviceType.Substring(1, 1)) : ((byte)char.Parse(deviceType.Substring(1, 1)))
};
byte[] _pin = HashBaseFunction.createBinaryHash(BaseFunctions.convertStringToByteArray(pin));
byte[] _movingFactor = BitConverter.GetBytes(tokenCryptoData.CryptoData.MovingFactor);
byte[] _serialNumber = BaseFunctions.HexDecoder(tokenCryptoData.CryptoData.InternalSerialNumber);
byte[] _internalKey = tokenCryptoData.GetTokenSeed(masterKey);
Buffer.BlockCopy(_internalKey, 0, cryptoBlock, 0, 32);
Buffer.BlockCopy(_movingFactor, 0, cryptoBlock, 32, 8);
Buffer.BlockCopy(_oTPTotalDigits, 0, cryptoBlock, 40, 1);
Buffer.BlockCopy(_oTPOffSet, 0, cryptoBlock, 41, 1);
Buffer.BlockCopy(_movingFactorType, 0, cryptoBlock, 42, 1);
Buffer.BlockCopy(_hOTPMovingFactorDrift, 0, cryptoBlock, 43, 1);
Buffer.BlockCopy(_dvType, 0, blob, 0, 2);
Buffer.BlockCopy(_pin, 0, blob, 2, 32);
Buffer.BlockCopy(_serialNumber, 0, blob, 34, 32);
Buffer.BlockCopy(HOTPCipher.encrypt(cryptoBlock, HOTPCipherInitialize.createCryptKey(_serialNumber, pin)), 0, blob, 66, 48);
tokenBlob = BaseFunctions.HexEncoder(blob);
result = true;
}
}
catch (Exception ex)
{
SAFLOGGER.Write(SAFLOGGER.LOGGEREventID.EXCEPTION, "SAFCORE", new string[]
{
"http://sfexpand.SAFCore.BLOBStructInfSrv.softfinanca.com/",
Assembly.GetExecutingAssembly().FullName.ToString(),
ex.ToString()
});
tokenBlob = null;
result = false;
}
return(result);
}
public static byte[] createCryptKey(byte[] serialNumber)
{
string _str = BaseFunctions.HexEncoder(serialNumber);
return(HashBaseFunction.createBinaryHash(_str.Substring(serialNumber.Length - 4) + _str.Substring(0, 6)));
}
