private static byte[] sendRequest(SCardReader rfidReader, SCardError sc, SCardPCI receivePci,
IntPtr sendPci, CommandApdu apdu, ResponseApdu responseApdu, IsoCase isoCase)
{
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
return(null);
}
receivePci = new SCardPCI();
sendPci = SCardPCI.GetPci(rfidReader.ActiveProtocol);
var receiveBuffer = new byte[256];
var command = apdu.ToArray();
sc = rfidReader.Transmit(
sendPci,
command,
receivePci,
ref receiveBuffer);
if (sc != SCardError.Success)
{
return(null);
}
responseApdu = new ResponseApdu(receiveBuffer, isoCase, rfidReader.ActiveProtocol);
if (!responseApdu.HasData)
{
return(null);
}
return((byte[])responseApdu.GetData());
}
private void TransmitBytes()
{
// Create a new PC/SC context.
var ctx = new SCardContext();
ctx.Establish(SCardScope.System);
// Connect to the reader
var rfidReader = new SCardReader(ctx);
SCardError rc = rfidReader.Connect(
READER_NAME,
SCardShareMode.Shared,
SCardProtocol.T1);
if (rc != SCardError.Success)
{
return;
}
// prepare APDU
byte[] ucByteSend = new byte[]
{
0xFF, // the instruction class
0xCA, // the instruction code
0x00, // parameter to the instruction
0x00, // parameter to the instruction
0x00 // size of I/O transfer
};
rc = rfidReader.BeginTransaction();
if (rc != SCardError.Success)
{
MessageBox.Show("Klaida: nutruko ryšys su skaitytuvu...");
}
SCardPCI ioreq = new SCardPCI(); // IO returned protocol control information.
byte[] ucByteReceive = new byte[10];
rc = rfidReader.Transmit(
SCardPCI.T1, // Protocol control information, T0, T1 and Raw
// are global defined protocol header structures.
ucByteSend, // the actual data to be written to the card
ioreq, // The returned protocol control information
ref ucByteReceive);
if (rc == SCardError.Success)
{
var byteList = new List <byte>(ucByteReceive);
byteList.RemoveRange(byteList.Count - 2, 2);
ucByteReceive = byteList.ToArray();
backgroundNFCListener.ReportProgress(0,
String.Format(BitConverter.ToString(ucByteReceive).Replace("-", "")));
}
else
{
backgroundNFCListener.ReportProgress(0,
String.Format("Klaida: " + SCardHelper.StringifyError(rc)));
}
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
ctx.Release();
}
public string ReadRfid()
{
string result = null;
if (_InitRfid())
{
byte[] sendBuffer =
{
0xFF,
0xCA,
0x00,
0x00,
0x00
};
byte[] receiveBuffer = new byte[10];
SCardError errorCode = _reader.BeginTransaction();
if (errorCode != SCardError.Success)
{
throw new ApplicationException("НЕ УДАЛОСЬ НАЧАТЬ ТРАНЗАКЦИЮ");
}
SCardPCI ioreq = new SCardPCI(); // создаём пустой объект
IntPtr sendPci = SCardPCI.GetPci(_reader.ActiveProtocol);
errorCode = _reader.Transmit
(
sendPci,
sendBuffer,
ioreq,
ref receiveBuffer
);
if (errorCode == SCardError.Success)
{
StringBuilder builder = new StringBuilder(8);
for (int i = receiveBuffer.Length - 3; i >= 0; i--)
{
builder.AppendFormat("{0:X2}", receiveBuffer[i]);
}
result = builder.ToString();
}
else
{
throw new ApplicationException
(string.Format(
"ОШИБКА: {0}",
SCardHelper.StringifyError(errorCode)
));
}
_reader.EndTransaction(SCardReaderDisposition.Leave);
}
_CloseRfid();
return(result);
}
private string GetUid(string readerName)
{
using (var context = new SCardContext())
{
context.Establish(SCardScope.System);
using (var rfidReader = new SCardReader(context))
{
var sc = rfidReader.Connect(readerName, SCardShareMode.Shared, SCardProtocol.Any);
if (sc != SCardError.Success)
{
Debug.WriteLine($"PcscWrapper: Could not connect to reader {readerName}:\n{SCardHelper.StringifyError(sc)}");
return(null);
}
var apdu = new CommandApdu(IsoCase.Case2Short, rfidReader.ActiveProtocol)
{
CLA = 0xFF,
Instruction = InstructionCode.GetData,
P1 = 0x00,
P2 = 0x00,
Le = 0 // We don't know the ID tag size
};
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
Debug.WriteLine("PcscWrapper: Could not begin transaction.");
return(null);
}
var receivePci = new SCardPCI(); // IO returned protocol control information.
var sendPci = SCardPCI.GetPci(rfidReader.ActiveProtocol);
var receiveBuffer = new byte[256];
var command = apdu.ToArray();
sc = rfidReader.Transmit(
sendPci, // Protocol Control Information (T0, T1 or Raw)
command, // command APDU
receivePci, // returning Protocol Control Information
ref receiveBuffer); // data buffer
if (sc != SCardError.Success)
{
Debug.WriteLine("Error: " + SCardHelper.StringifyError(sc));
}
var responseApdu = new ResponseApdu(receiveBuffer, IsoCase.Case2Short, rfidReader.ActiveProtocol);
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
if (responseApdu.HasData)
{
string uid = BitConverter.ToString(responseApdu.GetData()).Replace("-", "").ToUpper();
return(uid);
}
}
}
return(null);
}
/// <summary>
/// Retrieves the UID of a card that is currently connected to the given
/// reader.
/// </summary>
/// <param name="readername"></param>
/// <exception cref="Exception">Could not begin transaction.</exception>
private byte[] UidFromConnectedCard(string readername)
{
SCardReader rfidReader = new SCardReader(Context);
SCardError resultCode = rfidReader.Connect(readername, SCardShareMode.Shared, SCardProtocol.Any);
if (resultCode != SCardError.Success)
{
throw new Exception("Unable to connect to RFID card / chip. Error: " + SCardHelper.StringifyError(resultCode));
}
// prepare APDU
byte[] payload = new byte[] {
0xFF, // the instruction class
0xCA, // the instruction code
0x00, // parameter to the instruction
0x00, // parameter to the instruction
0x00 // size of I/O transfer
};
byte[] receiveBuffer = new byte[10];
resultCode = rfidReader.BeginTransaction();
if (resultCode != SCardError.Success)
{
throw new Exception("Could not begin transaction.");
}
SCardPCI ioreq = new SCardPCI();
IntPtr protocolControlInformation = SCardPCI.GetPci(rfidReader.ActiveProtocol);
resultCode = rfidReader.Transmit(protocolControlInformation, payload, ioreq, ref receiveBuffer);
if (resultCode != SCardError.Success)
{
Log.Error(SCardHelper.StringifyError(resultCode));
receiveBuffer = null;
}
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
return(receiveBuffer);
}
public static (bool Success, string Report) GetUid(IContextFactory contextFactory, string readerName)
{
try
{
using (var ctx = contextFactory.Establish(SCardScope.System))
{
using (var rfidReader = new SCardReader(ctx))
{
try
{
var rc = rfidReader.SetAttrib(SCardAttribute.AsyncProtocolTypes, new[] { (byte)1 }); //
var sc = rfidReader.Connect(readerName, SCardShareMode.Shared, SCardProtocol.Any);
if (sc != SCardError.Success)
{
return(false, SCardHelper.StringifyError(sc));
}
else
{
var apdu = new CommandApdu(IsoCase.Case2Short, rfidReader.ActiveProtocol)
{
CLA = 0xFF,
Instruction = InstructionCode.GetData,
P1 = 0x00,
P2 = 0x00,
Le = 0 // We don't know the ID tag size
};
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
return(false, "Could not begin transaction.");
}
else
{
var receiveBuffer = new byte[256];
sc = rfidReader.Transmit(
SCardPCI.GetPci(rfidReader.ActiveProtocol), // Protocol Control Information (T0, T1 or Raw)
apdu.ToArray(), // command APDU
new SCardPCI(), // returning Protocol Control Information
ref receiveBuffer); // data buffer
if (sc != SCardError.Success)
{
return(false, SCardHelper.StringifyError(sc));
}
var responseApdu = new ResponseApdu(receiveBuffer, IsoCase.Case2Short, rfidReader.ActiveProtocol);
if (responseApdu.HasData)
{
if (!(responseApdu.SW1 == 0x90 && responseApdu.SW2 == 0))
{
return(false, "Not 90-00");
}
var uid = responseApdu.GetData();
return(true, BitConverter.ToString(uid).Replace("-", ""));
}
else
{
return(false, "ResponseApdu has no data");
}
}
}
}
catch (Exception ex) { return(false, ex.Message); }
finally
{
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
}
}
}
}
catch (Exception ex) { return(false, ex.Message); }
}
public string GetCardUID(string cardReaderName)
{
try
{
var contextFactory = ContextFactory.Instance;
using (var context = contextFactory.Establish(SCardScope.System))
{
using (var rfidReader = new SCardReader(context))
{
var sc = rfidReader.Connect(cardReaderName, SCardShareMode.Shared, SCardProtocol.Any);
if (sc != SCardError.Success)
{
Debug.WriteLine(string.Format("GetCardUID: Could not connect to reader {0}:\n{1}",
cardReaderName,
SCardHelper.StringifyError(sc)));
return(string.Empty);
}
var apdu = new CommandApdu(IsoCase.Case2Short, rfidReader.ActiveProtocol)
{
CLA = 0xFF,
Instruction = InstructionCode.GetData,
P1 = 0x00,
P2 = 0x00,
Le = 0 // We don't know the ID tag size
};
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
Debug.WriteLine("GetCardUID: Could not begin transaction.");
return(string.Empty);
}
Debug.WriteLine("Retrieving the UID .... ");
var receivePci = new SCardPCI(); // IO returned protocol control information.
var sendPci = SCardPCI.GetPci(rfidReader.ActiveProtocol);
var receiveBuffer = new byte[256];
var command = apdu.ToArray();
sc = rfidReader.Transmit(
sendPci, // Protocol Control Information (T0, T1 or Raw)
command, // command APDU
receivePci, // returning Protocol Control Information
ref receiveBuffer); // data buffer
if (sc != SCardError.Success)
{
Debug.WriteLine("Error: " + SCardHelper.StringifyError(sc));
return(string.Empty);
}
var responseApdu = new ResponseApdu(receiveBuffer, IsoCase.Case2Short, rfidReader.ActiveProtocol);
string cardUID = responseApdu.HasData ? BitConverter.ToString(responseApdu.GetData()) : "No uid received";
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
return(cardUID);
}
}
}
catch (Exception ex)
{
Debug.WriteLine("GetCardUID exception: CardReaderName: " + cardReaderName + ". Error: " + ex.ToString());
return(string.Empty);
}
}
static void Main(string[] args)
{
SCardContext ctx = new SCardContext();
ctx.Establish(SCardScope.System);
string[] readernames = ctx.GetReaders();
if (readernames == null || readernames.Length < 1)
{
throw new Exception("You need at least one reader in order to run this example.");
}
// Show available readers.
Console.WriteLine("Available readers: ");
for (int i = 0; i < readernames.Length; i++)
{
Console.WriteLine("[" + i + "] " + readernames[i]);
}
int num = 0;
if (readernames.Length > 1)
{
// Ask the user which one to choose.
Console.Write("Which reader is an RFID reader? ");
string relin = Console.ReadLine();
if (!(int.TryParse(relin, out num)) ||
num < 0 ||
num > readernames.Length)
{
Console.WriteLine("An invalid number has been entered. Exiting.");
return;
}
}
string readername = readernames[num];
SCardReader RFIDReader = new SCardReader(ctx);
SCardError rc = RFIDReader.Connect(
readername,
SCardShareMode.Shared,
SCardProtocol.Any);
if (rc != SCardError.Success)
{
Console.WriteLine("Unable to connect to RFID card / chip. Error: " +
SCardHelper.StringifyError(rc));
return;
}
// prepare APDU
byte[] ucByteSend = new byte[]
{
0xFF, // the instruction class
0xCA, // the instruction code
0x00, // parameter to the instruction
0x00, // parameter to the instruction
0x00 // size of I/O transfer
};
byte[] ucByteReceive = new byte[10];
Console.Out.WriteLine("Retrieving the UID .... ");
rc = RFIDReader.BeginTransaction();
if (rc != SCardError.Success)
{
throw new Exception("Could not begin transaction.");
}
SCardPCI ioreq = new SCardPCI(); /* creates an empty object (null).
* IO returned protocol control information.
*/
IntPtr sendPci = SCardPCI.GetPci(RFIDReader.ActiveProtocol);
rc = RFIDReader.Transmit(
sendPci, /* Protocol control information, T0, T1 and Raw
* are global defined protocol header structures.
*/
ucByteSend, /* the actual data to be written to the card */
ioreq, /* The returned protocol control information */
ref ucByteReceive);
if (rc == SCardError.Success)
{
Console.Write("Uid: ");
for (int i = 0; i < (ucByteReceive.Length); i++)
{
Console.Write("{0:X2} ", ucByteReceive[i]);
}
Console.WriteLine("");
}
else
{
Console.WriteLine("Error: " + SCardHelper.StringifyError(rc));
}
RFIDReader.EndTransaction(SCardReaderDisposition.Leave);
RFIDReader.Disconnect(SCardReaderDisposition.Reset);
return;
}
// Obsługa przycisku wysłania komend
private void ButtonTransmitCommand_Click(object sender, EventArgs e)
{
// Utworzenie sesji połączenia
var contextFactory = ContextFactory.Instance;
using (var context = contextFactory.Establish(SCardScope.System))
{
// Pobranie nazw czytników
var readerNames = context.GetReaders();
if (NoReaderFound(readerNames))
{
MessageBox.Show("Brak podłączonych urządzeń");
return;
}
// Przypisanie nazwy czytnika
var readerName = readerNames[0];
if (readerName == null)
{
return;
}
using (var rfidReader = new SCardReader(context))
{
//przypisanie połaczenia za pośrednictwerm RFID
var sc = rfidReader.Connect(readerName, SCardShareMode.Shared, SCardProtocol.Any);
if (sc != SCardError.Success) // W przypadku niepowodzenia
{
MessageBox.Show("Brak połączenia" +
readerName +
SCardHelper.StringifyError(sc));
return;
}
// pobranie komendy z pola tekstowego
byte[] command = Encoding.ASCII.GetBytes(textBoxCommand.Text);
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
MessageBox.Show("");
return;
}
var receivePci = new SCardPCI(); // IO zwraca protocol control information.
var sendPci = SCardPCI.GetPci(rfidReader.ActiveProtocol);
var receiveBuffer = new byte[256];
sc = rfidReader.Transmit(
sendPci, // Protocol Control Information (T0, T1 or Raw)
command, // command APDU
receivePci, // returning Protocol Control Information
ref receiveBuffer); // data buffer
if (sc != SCardError.Success)
{
MessageBox.Show("BŁĄD: " + SCardHelper.StringifyError(sc));
}
// OPOWIEDZ APDU
var responseApdu = new ResponseApdu(receiveBuffer, IsoCase.Case2Short, rfidReader.ActiveProtocol);
textBoxAnswer.Text = responseApdu.SW1.ToString() + " " + responseApdu.SW2 + (responseApdu.HasData ? BitConverter.ToString(responseApdu.GetData()) : "");
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
}
}
}
public static void GetUID(string readerName)
{
try
{
var c = Console.ForegroundColor;
//Console.Write("Scan: ");
Console.ForegroundColor = ConsoleColor.DarkGreen;
using (var ctx = _contextFactory.Establish(SCardScope.System))
{
using (var rfidReader = new SCardReader(ctx)) // 'using' statement to make sure the reader will be disposed (disconnected) on exit
{
var sc = rfidReader.Connect(readerName, SCardShareMode.Shared, SCardProtocol.Any);
if (sc != SCardError.Success)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.Write($"{SCardHelper.StringifyError(sc)}");
}
else
{
var apdu = new CommandApdu(IsoCase.Case2Short, rfidReader.ActiveProtocol)
{
CLA = 0xFF,
Instruction = InstructionCode.GetData,
P1 = 0x00,
P2 = 0x00,
Le = 0 // We don't know the ID tag size
};
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.Write("Could not begin transaction.");
}
else
{
var receiveBuffer = new byte[256];
var adpuSunst = new byte[256];
sc = rfidReader.Transmit(
SCardPCI.GetPci(rfidReader.ActiveProtocol), // Protocol Control Information (T0, T1 or Raw)
apdu.ToArray(), // command APDU
new SCardPCI(), // returning Protocol Control Information
ref receiveBuffer); // data buffer
if (sc != SCardError.Success)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.Write("\tError: " + SCardHelper.StringifyError(sc));
}
var responseApdu = new ResponseApdu(receiveBuffer, IsoCase.Case2Short, rfidReader.ActiveProtocol);
Console.ForegroundColor = ConsoleColor.Green;
Console.Write($"{(responseApdu.HasData ? BitConverter.ToString(responseApdu.GetData()) : "No uid received"),-22} ");
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.Write($"{responseApdu.SW1:X2} {responseApdu.SW2:X2} ");
DisplayCardAtr(reader: rfidReader);
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
}
}
}
}
Console.ForegroundColor = c;
}
catch (Exception ex) { var c = Console.ForegroundColor; Console.ForegroundColor = ConsoleColor.Red; Console.WriteLine($"\n{ex}\n"); Console.ForegroundColor = c; }
}
public static void Main()
{
var contextFactory = ContextFactory.Instance;
using (var context = contextFactory.Establish(SCardScope.System)) {
var readerNames = context.GetReaders();
if (NoReaderFound(readerNames))
{
Console.WriteLine("You need at least one reader in order to run this example.");
Console.ReadKey();
return;
}
var readerName = ChooseRfidReader(readerNames);
if (readerName == null)
{
return;
}
// 'using' statement to make sure the reader will be disposed (disconnected) on exit
using (var rfidReader = new SCardReader(context)) {
var sc = rfidReader.Connect(readerName, SCardShareMode.Shared, SCardProtocol.Any);
if (sc != SCardError.Success)
{
Console.WriteLine("Could not connect to reader {0}:\n{1}",
readerName,
SCardHelper.StringifyError(sc));
Console.ReadKey();
return;
}
var apdu = new CommandApdu(IsoCase.Case2Short, rfidReader.ActiveProtocol)
{
CLA = 0xFF,
Instruction = InstructionCode.GetData,
P1 = 0x00,
P2 = 0x00,
Le = 0 // We don't know the ID tag size
};
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
Console.WriteLine("Could not begin transaction.");
Console.ReadKey();
return;
}
Console.WriteLine("Retrieving the UID .... ");
var receivePci = new SCardPCI(); // IO returned protocol control information.
var sendPci = SCardPCI.GetPci(rfidReader.ActiveProtocol);
var receiveBuffer = new byte[256];
var command = apdu.ToArray();
sc = rfidReader.Transmit(
sendPci, // Protocol Control Information (T0, T1 or Raw)
command, // command APDU
receivePci, // returning Protocol Control Information
ref receiveBuffer); // data buffer
if (sc != SCardError.Success)
{
Console.WriteLine("Error: " + SCardHelper.StringifyError(sc));
}
var responseApdu = new ResponseApdu(receiveBuffer, IsoCase.Case2Short, rfidReader.ActiveProtocol);
Console.Write("SW1: {0:X2}, SW2: {1:X2}\nUid: {2}",
responseApdu.SW1,
responseApdu.SW2,
responseApdu.HasData ? BitConverter.ToString(responseApdu.GetData()) : "No uid received");
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
Console.ReadKey();
}
}
}
private void Monitor_CardInserted(object sender, CardStatusEventArgs e)
{
using (var context = _contextFactory.Establish(SCardScope.System))
{
// 'using' statement to make sure the reader will be disposed (disconnected) on exit
using (var rfidReader = new SCardReader(context))
{
var sc = rfidReader.Connect(e.ReaderName, SCardShareMode.Shared, SCardProtocol.Any);
if (sc != SCardError.Success)
{
Debug.WriteLine("Could not connect to reader {0}:\n{1}",
e.ReaderName,
SCardHelper.StringifyError(sc));
return;
}
var apdu = new CommandApdu(IsoCase.Case2Short, rfidReader.ActiveProtocol)
{
CLA = 0xFF,
Instruction = InstructionCode.GetData,
P1 = 0x00,
P2 = 0x00,
Le = 0 // We don't know the ID tag size
};
sc = rfidReader.BeginTransaction();
if (sc != SCardError.Success)
{
Debug.WriteLine("Could not begin transaction.");
return;
}
Debug.WriteLine("Retrieving the UID .... ");
var receivePci = new SCardPCI(); // IO returned protocol control information.
var sendPci = SCardPCI.GetPci(rfidReader.ActiveProtocol);
var receiveBuffer = new byte[256];
var command = apdu.ToArray();
sc = rfidReader.Transmit(
sendPci, // Protocol Control Information (T0, T1 or Raw)
command, // command APDU
receivePci, // returning Protocol Control Information
ref receiveBuffer); // data buffer
if (sc != SCardError.Success)
{
Debug.WriteLine("Error: " + SCardHelper.StringifyError(sc));
}
var responseApdu = new ResponseApdu(receiveBuffer, IsoCase.Case2Short, rfidReader.ActiveProtocol);
Debug.WriteLine("\nRaw UID: " + (responseApdu.HasData ? BitConverter.ToString(responseApdu.GetData()) : "No uid received"));
rfidReader.EndTransaction(SCardReaderDisposition.Leave);
rfidReader.Disconnect(SCardReaderDisposition.Reset);
if (responseApdu.HasData)
{
SendRco(UidToRco(responseApdu.GetData()), BitConverter.ToString(responseApdu.GetData()), e.ReaderName);
}
}
}
}
/// <summary>
/// Will try to connect to _connectedReader and read the card.
/// </summary>
/// <returns>Either the data from the card or the error message. Or if 'uidOnly' is true, just the UID prefixed with 'UID^' and ending with '^'</returns>
public string ReadCard(bool uidOnly = false)
{
SCardContext context = new SCardContext();
context.Establish(SCardScope.System);
SCardReader reader = new SCardReader(context);
SCardError result = reader.Connect(_connectedReader, SCardShareMode.Shared, SCardProtocol.Any);
if (result != SCardError.Success)
{
context.Dispose();
reader.Dispose();
return(string.Format("No card is detected (or reader reserved by another application){0}{1}",
Environment.NewLine, SCardHelper.StringifyError(result)));
}
string[] readerNames; SCardProtocol protocol; SCardState state; byte[] atr;
result = reader.Status(out readerNames, out state, out protocol, out atr);
if (result != SCardError.Success)
{
context.Dispose();
reader.Dispose();
return(string.Format("Unable to read from card.{0}{1}", Environment.NewLine, SCardHelper.StringifyError(result)));
}
string message = string.Format("Card detected:{0}Protocol: {1}{0}State: {2}{0}ATR: {3}{0}",
Environment.NewLine, protocol, state, BitConverter.ToString(atr ?? new byte[0]));
CommandApdu apdu = new CommandApdu(IsoCase.Case2Short, reader.ActiveProtocol)
{
CLA = 0xFF,
Instruction = InstructionCode.GetData,
P1 = 0x00,
P2 = 0x00,
Le = 0
};
result = reader.BeginTransaction();
if (result != SCardError.Success)
{
context.Dispose();
reader.Dispose();
return(string.Format("Cannot start transaction.{0} {1}", Environment.NewLine, SCardHelper.StringifyError(result)));
}
SCardPCI recievePci = new SCardPCI();
IntPtr sendPci = SCardPCI.GetPci(reader.ActiveProtocol);
byte[] recieveBuffer = new byte[256];
result = reader.Transmit(sendPci, apdu.ToArray(), recievePci, ref recieveBuffer);
if (result != SCardError.Success)
{
context.Dispose();
reader.Dispose();
return(string.Format("Cannot transmit data.{0} {1}", Environment.NewLine, SCardHelper.StringifyError(result)));
}
var responseApdu = new ResponseApdu(recieveBuffer, IsoCase.Case2Short, reader.ActiveProtocol);
message += string.Format("SW1: {1}{0}SW2: {2}{0}", Environment.NewLine, responseApdu.SW1, responseApdu.SW2);
string data = responseApdu.HasData ? BitConverter.ToString(responseApdu.GetData()) : "--";
if (uidOnly)
{
context.Dispose();
reader.Dispose();
return(string.Format("UID^{0}^", data));
}
message += string.Format("UID: {0}", data);
reader.EndTransaction(SCardReaderDisposition.Leave);
reader.Disconnect(SCardReaderDisposition.Reset);
context.Dispose();
reader.Dispose();
return(message);
}
