/// <summary>
/// 选择支付环境
/// </summary>
/// <returns></returns>
public List <TLVEntity> SelectPaySystem()
{
string result = CardReader.SendAPDU(APDUCommand.SELECT_PSE);
var tlvList = TLVHelper.ToTLVEntityList(result);
return(tlvList);
}
/// <summary>
/// 获取处理选项
/// </summary>
/// <param name="card"></param>
public void GPO(ICCard card)
{
StringBuilder body = new StringBuilder();
List <string> gpoList = new List <string>();
if (card.GPOL == null || card.GPOL.Count == 0)
{
throw new CardReadException("未读取到处理选项列表");
}
gpoList = card.GPOL.ToList();
gpoList.ForEach(pdo => body.Append(PublicStaticData.PDOL[pdo]));
body.Insert(0, (body.Length / 2).ToString("x2"));
body.Insert(0, "83");
body.Insert(0, (body.Length / 2).ToString("x2"));
APDUEntity GPO = new APDUEntity("80", "A8", "00", "00", body.ToString());
string result = CardReader.SendAPDU(GPO.ToString());
List <TLVEntity> tlvList = TLVHelper.ToTLVEntityList(result);
TLVEntity entity = null;
if (tlvList != null && tlvList.Count > 0)
{
entity = tlvList[0];
}
card.AIP = CodeConvert.ToHexString(entity.Value.Take(2).ToArray());//前两位是AIP
List <string> afl = new List <string>();
for (int i = 2; i < entity.Value.Length; i = i + 4)
{
afl.Add(CodeConvert.ToHexString(entity.Value.Take(i + 4).Skip(i).ToArray()));
}
card.AFL = afl;
}
/// <summary>
/// 获取应用密文
/// </summary>
/// <param name="card">卡片信息</param>
/// <returns></returns>
public void GENERATEARQC(ICCard card, string transactionType = TransactionType.Pay)
{
PublicStaticData.TransactionType = TransactionType.Pay;
Random random = new Random();
PublicStaticData.RadomData = CodeConvert.ToHexString(new byte[] { (byte)random.Next(256), (byte)random.Next(256), (byte)random.Next(256), (byte)random.Next(256) });
card.RadomData = PublicStaticData.RadomData;
StringBuilder cdol1Builder = new StringBuilder();
card.CDOL1.ToList().ForEach(cdo => cdol1Builder.Append(PublicStaticData.CDOL1[cdo]));
cdol1Builder.Insert(0, (cdol1Builder.Length / 2).ToString("x2"));
APDUEntity entity = new APDUEntity("80", "AE", "80", "00", cdol1Builder.ToString());
string arqc = CardReader.SendAPDU(entity.ToString());
List <TLVEntity> entityList = TLVHelper.ToTLVEntityList(arqc);
if (entityList.Count == 0)
{
throw new CardReadException("获取应用密文(ARQC)失败");
}
TLVEntity arqcEntity = entityList[0];
card.CID = arqcEntity.Value[0].ToString("x2"); //密文信息 L:1
card.ATC = CodeConvert.ToHexString(new byte[] { arqcEntity.Value[1], arqcEntity.Value[2] }); //ATC 应用交易计数器 L:2
card.AC = CodeConvert.ToHexString(arqcEntity.Value.Take(11).Skip(3).ToArray()); //AC应用密文 L:8
card.IssBankAppData = CodeConvert.ToHexString(arqcEntity.Value.Skip(11).ToArray()); //发卡行应用数据
}
/// <summary>
/// 获取应用标识符
/// </summary>
/// <returns></returns>
public void GetAID(ICCard card)
{
string result = CardReader.SendAPDU(APDUCommand.GETDATA);
List <TLVEntity> tlvList = TLVHelper.ToTLVEntityList(result);
var entity = TLVHelper.GetValueByTag(tlvList, EMVTag.AID);
if (entity == null)
{
throw new CardReadException("获取不到卡片的应用标识符！");
}
card.AID = CodeConvert.ToHexString(entity.Value);
}
/// <summary>
/// 获取处理选项数据对象列表（PDOL）
/// </summary>
/// <returns></returns>
public void GetPDOL(ICCard card)
{
string aid = card.AID;
APDUEntity apdu = new APDUEntity("00", APDU_INS.SELECT, "04", "00", string.Format("{0}{1}", (aid.Length / 2).ToString("x2"), aid));
string result = CardReader.SendAPDU(apdu.ToString());
List <TLVEntity> tlvList = TLVHelper.ToTLVEntityList(result);
var entity = TLVHelper.GetValueByTag(tlvList, EMVTag.PDOL);
if (entity == null)
{
throw new CardReadException("获取不到卡片的处理选项数据对象列表！");
}
card.GPOL = CodeConvert.ToTLStringList(entity.Value);
}
/// <summary>
/// 发卡行外部认证
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public bool IssueBankAuthenticate(string data)
{
//支付成功获取发卡行返回的55域数据
byte[] part55Data = CodeConvert.HexStringToByteArray(data);
List <TLVEntity> tlvList = TLVPackage.Construct(part55Data);
TLVEntity entity = TLVHelper.GetValueByTag(tlvList, "91");//获取发卡行认证数据
if (entity != null)
{
APDUEntity apdu = new APDUEntity("00", "82", "00", "00", CodeConvert.ToHexString(entity.Length) + CodeConvert.ToHexString(entity.Value));
string result = CardReader.SendAPDU(apdu.ToString());
return(true);// result.Equals(StatusCode.Success) == result.Equals(StatusCode.Authenticated);
}
else
{
return(true);
}
}
/// <summary>
/// 获取所有应用文件的数据
/// </summary>
/// <param name="card">卡片</param>
/// <returns></returns>
public List <TLVEntity> GetData(ICCard card)
{
List <TLVEntity> tlvList = new List <TLVEntity>();
List <string> dataList = new List <string>();
card.AFL.ToList().ForEach(af => GetDataBySF(dataList, af));
foreach (string data in dataList)
{
tlvList.AddRange(TLVHelper.ToTLVEntityList(data));
}
//card.AppFileDataList = tlvList;
//卡号
card.CardNo = CodeConvert.ToHexString(TLVHelper.GetValueByTag(tlvList, EMVTag.PAN).Value).Replace("F", "");
//序列号 858323域使用
card.PANSerialNum = CodeConvert.ToHexString(TLVHelper.GetValueByTag(tlvList, EMVTag.PANSerialNum).Value);
card.AppVersionNo = CodeConvert.ToHexString(TLVHelper.GetValueByTag(tlvList, EMVTag.AppVersionNo).Value); //应用版本号
string msg2 = CodeConvert.ToHexString(TLVHelper.GetValueByTag(tlvList, EMVTag.Msg2).Value); //等价2磁道数据
msg2 = msg2.ToUpper().Replace("D", "="); //有些银行为对为D的情况做处理
if (msg2.EndsWith("F"))
{
msg2 = msg2.Substring(0, msg2.Length - 1);
}
if (msg2.StartsWith(card.CardNo + "="))
{
string dateString = msg2.Split('=')[1].Substring(0, 4);
dateString = string.Format("{0}-{1}-{2}", "20" + dateString.Substring(0, 2), dateString.Substring(2, 2), "01");
card.EffectiveDate = Convert.ToDateTime(dateString);
}
card.Msg2 = msg2;//等价2磁道数据
//卡风险管理数据对象列表1 用于获取应用密文
card.CDOL1 = CodeConvert.ToTLStringList(TLVHelper.GetValueByTag(tlvList, EMVTag.CDOL1).Value);
card.CDOL2 = CodeConvert.ToTLStringList(TLVHelper.GetValueByTag(tlvList, EMVTag.CDOL2).Value);
var proid = TLVHelper.GetValueByTag(tlvList, EMVTag.ProductId);
if (proid != null)
{
card.ProductId = CodeConvert.ToHexString(proid.Value);
}
return(tlvList);
}