public static string ToPINBlock(string ClearPIN, string AccountNumber_Or_PaddingString, PIN_Block_Format Format)
{
switch (Format)
{
case PIN_Block_Format.AnsiX98:
if (AccountNumber_Or_PaddingString.Length < 12)
{
throw new Exceptions.XInvalidAccount("Account length must be equal or greater to 12");
}
string s1 = (ClearPIN.Length.ToString().PadLeft(2, '0') + ClearPIN).PadRight(16, 'F');
string s2 = AccountNumber_Or_PaddingString.PadLeft(16, '0');
return(Utility.XORHexStrings(s1, s2));
case PIN_Block_Format.Diebold:
return(ClearPIN.PadRight(16, 'F'));
case PIN_Block_Format.Docutel:
if (AccountNumber_Or_PaddingString.Length < 6)
{
throw new Exceptions.XInvalidAccount("Account length must be equal or greater to 6");
}
string s3 = ClearPIN.Length.ToString() + ClearPIN.PadLeft(6, '0');
return(s3 + AccountNumber_Or_PaddingString.Substring(0, 16 - s3.Length));
case PIN_Block_Format.Plus:
throw new Exceptions.XUnsupportedPINBlockFormat("Unsupported PIN block format PLUS");
case PIN_Block_Format.ISO9564_1:
string s4 = ("0" + ClearPIN.Length.ToString() + ClearPIN).PadLeft(16, 'F');
string s5 = "0000" + AccountNumber_Or_PaddingString.Substring(0, 12);
return(Utility.XORHexStrings(s4, s5));
default:
throw new Exceptions.XUnsupportedPINBlockFormat("Unsupported PIN block format " + Format.ToString());
}
}
public static string ToPIN(string PINBlock, string AccountNumber_Or_PaddingString, PIN_Block_Format Format)
{
switch (Format)
{
case PIN_Block_Format.AnsiX98:
string s2 = AccountNumber_Or_PaddingString.PadLeft(16, '0');
string s1 = Utility.XORHexStrings(s2, PINBlock);
int PINLength = Convert.ToInt32(s1.Substring(0, 2));
return(s1.Substring(2, PINLength));
case PIN_Block_Format.Diebold:
return(PINBlock.Replace("F", ""));
case PIN_Block_Format.Docutel:
int PINLength2 = Convert.ToInt32(PINBlock.Substring(0, 1));
return(PINBlock.Substring(1, PINLength2));
case PIN_Block_Format.Plus:
throw new Exceptions.XUnsupportedPINBlockFormat("Unsupported PIN block format PLUS");
case PIN_Block_Format.ISO9564_1:
string s4 = "0000" + AccountNumber_Or_PaddingString.Substring(0, 12);
string s5 = Utility.XORHexStrings(s4, PINBlock);
int PINLength3 = Convert.ToInt32(s5.Substring(11, 1));
return(s5.Substring(12, PINLength3));
default:
throw new Exceptions.XUnsupportedPINBlockFormat("Unsupported PIN block format " + Format.ToString());
}
}