/// <summary>
/// 验证数据是否通过验证
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public static string validateKey(string data, string key)
{
string validata = data.Substring(data.Length - 8, 8).ToUpper();
byte[] sources = BCDUtil.HexStrToByteArray(data.Substring(0, 32));
byte[] desKeys = BCDUtil.HexStrToByteArray(key);
byte[] encSource = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
byte[] encKeys = CSm4.DecriptB(desKeys, sources);
if (PosProtocol.bytesToHexString(CSm4.EncriptB(encKeys, encSource)).Substring(0, 8).Equals(validata))
{
Console.WriteLine("密钥验证通过返回灌输密钥！！！！");
return(PosProtocol.bytesToHexString(encKeys));
}
return("");
}
/// <summary>
/// 换算PIN
/// </summary>
/// <param name="pwd">用户输入的密码</param>
/// <param name="cardNo">获取的ic卡卡号</param>
/// <returns></returns>
public static string getPin(string pwd, string cardNo)
{
string result = string.Empty;
int len = cardNo.Length - 4;
string pwdLen = pwd.Length + "";
if (pwdLen.Length == 1)
{
pwd = "0" + pwdLen + pwd;
}
string cardNoCover = "";
if (len < 12)
{
cardNo = cardNo.Substring(4, len);
for (int i = 0; i < 12 - len; i++)
{
cardNoCover += "f";
}
}
else
{
cardNo = cardNo.Substring(3, 12);
}
cardNo = cardNoCover + cardNo;
for (int i = 0; i < 32; i++)
{
if (cardNo.Length < 32)
{
cardNo = "0" + cardNo;
}
if (pwd.Length < 32)
{
pwd = pwd + "f";
}
}
string orx = MacUtils.xOrString(cardNo, pwd);
//Console.WriteLine("orx="+ orx);
result = BCDUtil.byteArrToString(CSm4.EncriptB(BCDUtil.ToByteArray(pinKey), BCDUtil.ToByteArray(orx)));//BCDUtil.ToByteArray(ConfigurationManager.AppSettings["WTPinKey"])
// Console.WriteLine("result="+ result);
Console.WriteLine(result.ToUpper());
return(result.ToUpper());
}
