public bool WaitEvent(ref byte evtcode, ref byte evtflags, ushort timeout_ms)
{
CardBuffer RESP;
byte[] _ctrl = new byte[4];
_ctrl[0] = 0x83;
_ctrl[1] = 0x00;
_ctrl[2] = (byte)(timeout_ms / 0x0100);
_ctrl[3] = (byte)(timeout_ms % 0x0100);
CardBuffer CTRL = new CardBuffer(_ctrl);
RESP = ReaderChannel.Control(CTRL);
if ((RESP == null) || (RESP.Length < 3) || (RESP.GetByte(0) != 0x00))
{
Trace.WriteLine("Control(" + CTRL.AsString() + ") failed");
if (RESP == null)
{
Trace.WriteLine("\terr." + ReaderChannel.LastError + " : " + ReaderChannel.LastErrorAsString);
}
else
{
Trace.WriteLine("\tResp= " + RESP.AsString());
}
return(false);
}
evtcode = RESP.GetByte(1);
evtflags = RESP.GetByte(2);
return(true);
}
public CardBuffer Process(CardBuffer inBuffer)
{
CardBuffer outBuffer;
if (UseApdus)
{
try
{
/* Transform incoming frame into an APDU */
CAPDU capdu = new CAPDU(inBuffer.GetBytes());
/* Process the APDU */
outBuffer = OnApdu(new CAPDU(inBuffer.GetBytes()));
} catch (Exception)
{
/* Incoming frame is not a valid APDU, return 6700 */
outBuffer = new RAPDU(0x67, 0x00);
}
}
else
{
/* Process the frame */
outBuffer = OnFrame(inBuffer);
}
IsFirstCommand = false;
return(outBuffer);
}
private bool PeekCommand(ref CardBuffer inBuffer)
{
CardBuffer RESP;
CardBuffer CTRL = new CardBuffer("84");
RESP = ReaderChannel.Control(CTRL);
if ((RESP == null) || (RESP.Length <= 1) || (RESP.GetByte(0) != 0x00))
{
Trace.WriteLine("Control(" + CTRL.AsString() + ") failed");
if (RESP == null)
{
Trace.WriteLine("\terr." + ReaderChannel.LastError + " : " + ReaderChannel.LastErrorAsString);
}
else
{
Trace.WriteLine("\tResp= " + RESP.AsString());
}
return(false);
}
byte[] buffer = new byte[RESP.Length - 1];
for (int i = 0; i < RESP.Length - 1; i++)
{
buffer[i] = RESP.GetByte(i + 1);
}
inBuffer = new CardBuffer(buffer);
return(true);
}
private bool DriveBuzzer(bool active)
{
if (ReaderChannel == null)
{
return(false);
}
CardBuffer RESP;
CardBuffer CTRL;
if (active)
{
CTRL = new CardBuffer("581C0040");
}
else
{
CTRL = new CardBuffer("581C0200");
}
RESP = ReaderChannel.Control(CTRL);
if ((RESP == null) || (RESP.Length < 1) || (RESP.GetByte(0) != 0x00))
{
return(false);
}
return(true);
}
public bool GetEvent(ref byte evtcode, ref byte evtflags)
{
if (ReaderChannel == null)
{
return(false);
}
CardBuffer RESP;
CardBuffer CTRL = new CardBuffer("8300");
RESP = ReaderChannel.Control(CTRL);
if ((RESP == null) || (RESP.Length < 3) || (RESP.GetByte(0) != 0x00))
{
Trace.WriteLine("Control(" + CTRL.AsString() + ") failed");
if (RESP == null)
{
Trace.WriteLine("\terr." + ReaderChannel.LastError + " : " + ReaderChannel.LastErrorAsString);
}
else
{
Trace.WriteLine("\tResp= " + RESP.AsString());
}
return(false);
}
evtcode = RESP.GetByte(1);
evtflags = RESP.GetByte(2);
return(true);
}
private bool PokeResponse(CardBuffer outBuffer)
{
CardBuffer RESP;
CardBuffer CTRL;
byte[] buffer = new byte[outBuffer.Length + 1];
buffer[0] = 0x84;
for (int i = 0; i < outBuffer.Length; i++)
{
buffer[i + 1] = outBuffer.GetByte(i);
}
CTRL = new CardBuffer(buffer);
RESP = ReaderChannel.Control(CTRL);
if ((RESP == null) || (RESP.Length < 1) || (RESP.GetByte(0) != 0x00))
{
Trace.WriteLine("Control(" + CTRL.AsString() + ") failed");
if (RESP == null)
{
Trace.WriteLine("\terr." + ReaderChannel.LastError + " : " + ReaderChannel.LastErrorAsString);
}
else
{
Trace.WriteLine("\tResp= " + RESP.AsString());
}
return(false);
}
return(true);
}
public bool Write(byte address, CardBuffer buffer)
{
_last_error = SCARD.MifUlC_Write4(hCard, address, buffer.GetBytes());
if (_last_error != 0)
{
return(false);
}
return(true);
}
public bool Authenticate(CardBuffer key)
{
_last_error = SCARD.MifUlC_Authenticate(hCard, key.GetBytes());
if (_last_error != 0)
{
return(false);
}
return(true);
}
public bool ChangeKey(CardBuffer key)
{
_last_error = SCARD.MifUlC_ChangeKey(hCard, key.GetBytes());
if (_last_error != 0)
{
return(false);
}
return(true);
}
public RAPDU Control(CAPDU cctrl)
{
_cctrl = cctrl;
if (!Control())
{
return(null);
}
return(new RAPDU(_rctrl));
}
public string[] Descriptions(string sAtr)
{
CardBuffer abAtr = new CardBuffer(sAtr);
if ((abAtr == null) || (abAtr.Length == 0))
{
return(null);
}
return(Descriptions(abAtr));
}
public CardBuffer Control(CardBuffer cctrl)
{
CardBuffer _rctrl;
if (!Control(cctrl, out _rctrl))
{
return(null);
}
return(_rctrl);
}
public CardBuffer Control(CardBuffer cctrl)
{
_cctrl = cctrl;
if (!Control())
{
return(null);
}
return(_rctrl);
}
public string SerialNumber()
{
/* Serial number */
CardBuffer r = Control(new CardBuffer("582003"));
if ((r != null) && (r.Length >= 1) && (r.GetByte(0) == 0x00))
{
string s = new String(r.GetChars(1, -1));
return(s);
}
return("");
}
protected override void StatusChangeMonitor()
{
uint state = 0;
while (_status_change_running)
{
uint rc;
try {
rc = ParentReaderList.GetStatusChange(ReaderSlot, ref state, 250);
}
catch (ThreadInterruptedException) {
break;
}
if (!_status_change_running)
{
break;
}
if (rc == SCARD.E_TIMEOUT)
{
continue;
}
if (rc != SCARD.S_SUCCESS)
{
_last_error = rc;
if (_status_change_callback != null)
{
_status_change_callback(0, null);
}
break;
}
if ((state & SCARD.STATE_CHANGED) != 0)
{
state = state & ~SCARD.STATE_CHANGED;
if (_status_change_callback != null)
{
CardBuffer card_atr = null;
if ((state & SCARD.STATE_PRESENT) != 0)
{
card_atr = new CardBuffer(ParentReaderList.GetAtr(ReaderSlot));
}
_status_change_callback(state, card_atr);
}
}
}
}
public bool Control(CAPDU cctrl, out RAPDU rctrl)
{
rctrl = null;
_cctrl = cctrl;
if (!Control())
{
return(false);
}
rctrl = new RAPDU(_rctrl);
return(true);
}
protected override void UpdateState()
{
_reader_state = ReaderDevice.State(Slot);
Logger.Debug("UpdateState:" + BinConvert.ToHex(_reader_state));
if ((_reader_state & SCARD.STATE_PRESENT) != 0)
{
_card_atr = new CardBuffer(ReaderDevice.GetAtr(Slot));
}
else
{
_card_atr = null;
}
}
public bool Control(CardBuffer cctrl, out CardBuffer rctrl)
{
rctrl = null;
_cctrl = cctrl;
if (!Control())
{
return(false);
}
rctrl = _rctrl;
return(true);
}
private void UpdateState()
{
uint rc;
IntPtr hContext = IntPtr.Zero;
_reader_state = SCARD.STATE_UNAWARE;
_card_atr = null;
rc =
SCARD.EstablishContext(_scope, IntPtr.Zero, IntPtr.Zero, ref hContext);
if (rc != SCARD.S_SUCCESS)
{
_last_error = rc;
return;
}
SCARD.READERSTATE[] states = new SCARD.READERSTATE[1];
states[0] = new SCARD.READERSTATE();
states[0].szReader = _reader_name;
states[0].pvUserData = IntPtr.Zero;
states[0].dwCurrentState = 0;
states[0].dwEventState = 0;
states[0].cbAtr = 0;
states[0].rgbAtr = null;
try
{
rc = SCARD.GetStatusChange(hContext, 0, states, 1);
}
catch (ThreadInterruptedException)
{
rc = SCARD.E_CANCELLED;
}
if (rc != SCARD.S_SUCCESS)
{
SCARD.ReleaseContext(hContext);
return;
}
SCARD.ReleaseContext(hContext);
_reader_state = states[0].dwEventState;
if ((_reader_state & SCARD.STATE_PRESENT) != 0)
{
_card_atr = new CardBuffer(states[0].rgbAtr, (int)states[0].cbAtr);
}
}
public bool Control(CardBuffer cctrl, out CardBuffer rctrl)
{
rctrl = null;
SCardChannel channel = new SCardChannel(this);
if (!channel.ConnectDirect())
{
return(false);
}
bool rc = channel.Control(cctrl, out rctrl);
channel.DisconnectLeave();
return(rc);
}
public string[] Descriptions(CardBuffer abAtr)
{
string sAtr = abAtr.AsString(" ");
foreach (KeyValuePair <string, List <string> > entry in AtrDescriptionList)
{
if (Regex.IsMatch(sAtr, entry.Key))
{
return(entry.Value.ToArray());
}
}
return(null);
}
public bool Control()
{
byte[] r = Control(_cctrl.GetBytes());
if (r == null)
{
return(false);
}
_rctrl = null;
if (r.Length > 0)
{
_rctrl = new CardBuffer(r);
}
return(true);
}
private bool EmulStop()
{
if (ReaderChannel == null)
{
return(false);
}
if (trace)
{
Trace.WriteLine("Stopping NFC card emulation");
}
CardBuffer RESP;
CardBuffer CTRL_LED = new CardBuffer("581E");
CardBuffer CTRL_BUZ = new CardBuffer("581C");
CardBuffer CTRL_NFC = new CardBuffer("83100000");
RESP = ReaderChannel.Control(CTRL_NFC);
if ((RESP == null) || (RESP.Length < 1) || ((RESP.GetByte(0) != 0x00) && (RESP.GetByte(0) != 0x1D)))
{
if (trace)
{
Trace.WriteLine("Control(" + CTRL_NFC.AsString() + ") failed");
if (RESP == null)
{
Trace.WriteLine("\terr." + ReaderChannel.LastError + " : " + ReaderChannel.LastErrorAsString);
}
else
{
Trace.WriteLine("\tResp= " + RESP.AsString());
}
}
return(false);
}
ReaderChannel.Control(CTRL_LED);
ReaderChannel.Control(CTRL_BUZ);
return(true);
}
private bool EmulStart()
{
if (ReaderChannel == null)
{
return(false);
}
if (trace)
{
Trace.WriteLine("Starting NFC card emulation");
}
CardBuffer RESP;
CardBuffer CTRL = new CardBuffer("83100100");
RESP = ReaderChannel.Control(CTRL);
if ((RESP == null) || (RESP.Length < 1) || (RESP.GetByte(0) != 0x00))
{
if (trace)
{
Trace.WriteLine("Control(" + CTRL.AsString() + ") failed");
if (RESP == null)
{
Trace.WriteLine("\terr." + ReaderChannel.LastError + " : " + ReaderChannel.LastErrorAsString);
}
else
{
Trace.WriteLine("\tResp= " + RESP.AsString());
}
}
return(false);
}
if (debug)
{
Trace.WriteLine("=");
}
return(true);
}
private void StatusChangeMonitor()
{
try
{
_last_error = SCARD.EstablishContext(_scope, IntPtr.Zero, IntPtr.Zero, ref _status_change_context);
if (_last_error != SCARD.S_SUCCESS)
{
_status_change_callback(null, 0, null);
return;
}
uint global_notification_state = SCARD.STATE_UNAWARE;
while (_status_change_running)
{
if (_status_change_context == IntPtr.Zero)
{
_last_error = SCARD.EstablishContext(_scope, IntPtr.Zero, IntPtr.Zero, ref _status_change_context);
if (_last_error != SCARD.S_SUCCESS)
{
_status_change_callback(null, 0, null);
return;
}
}
/* Construct the list of readers we'll have to monitor */
/* --------------------------------------------------- */
bool global_notification_fired = false;
int monitor_count = 0;
if (_auto_update_list)
{
if (_reader_names != null)
{
monitor_count = _reader_names.Length;
if (monitor_count > 10)
{
Trace.WriteLine("PC/SC: not able to monitor more than 10 readers (Windows limitation)");
monitor_count = 10;
}
}
monitor_count += 1;
}
else
{
if (_reader_names == null)
{
SCARD.ReleaseContext(_status_change_context);
_status_change_context = IntPtr.Zero;
_status_change_callback(null, 0, null);
return;
}
monitor_count = _reader_names.Length;
if (monitor_count > 10)
{
Trace.WriteLine("PC/SC: not able to monitor more than 10 readers (Windows limitation)");
monitor_count = 10;
}
}
SCARD.READERSTATE[] states = new SCARD.READERSTATE[monitor_count];
for (int i = 0; i < states.Length; i++)
{
states[i] = new SCARD.READERSTATE();
if (_auto_update_list && (i == 0))
{
/* Magic string to be notified of reader arrival/removal */
states[i].szReader = "\\\\?PNP?\\NOTIFICATION";
states[i].dwCurrentState = global_notification_state;
}
else
{
/* Reader name */
states[i].szReader = _reader_names[i - 1];
states[i].dwCurrentState = SCARD.STATE_UNAWARE;
}
states[i].dwEventState = 0;
states[i].cbAtr = 0;
states[i].rgbAtr = null;
states[i].pvUserData = IntPtr.Zero;
}
/* Now wait for an event */
/* --------------------- */
while (_status_change_running && !global_notification_fired)
{
uint rc = SCARD.GetStatusChange(_status_change_context, 250, states, (uint)states.Length);
if ((rc == SCARD.E_SERVICE_STOPPED) || (rc == SCARD.E_NO_SERVICE))
{
Trace.WriteLine("PC/SC: no service");
SCARD.ReleaseContext(_status_change_context);
_status_change_context = IntPtr.Zero;
continue;
}
if (!_status_change_running)
{
break;
}
if (rc == SCARD.E_TIMEOUT)
{
continue;
}
if (rc != SCARD.S_SUCCESS)
{
Trace.WriteLine("PC/SC: monitor failed with error " + rc);
_last_error = rc;
/* Broadcast a message saying we have a problem! */
for (int i = 0; i < states.Length; i++)
{
states[i].dwEventState = 0 | SCARD.STATE_CHANGED;
}
}
for (int i = 0; i < states.Length; i++)
{
if ((states[i].dwEventState & SCARD.STATE_CHANGED) != 0)
{
/* This reader has fired an event */
/* ------------------------------ */
if (_auto_update_list && (i == 0))
{
/* Not a reader but \\\\?PNP?\\NOTIFICATION */
/* ---------------------------------------- */
Trace.WriteLine("PC/SC: the list of readers has changed");
global_notification_fired = true;
global_notification_state = states[0].dwEventState;
SCARD.ReleaseContext(_status_change_context);
_last_error = SCARD.EstablishContext(_scope, IntPtr.Zero, IntPtr.Zero, ref _status_change_context);
if (_last_error != SCARD.S_SUCCESS)
{
_status_change_callback(null, 0, null);
return;
}
/* Refresh the list of readers */
_reader_names = SCARD.GetReaderList(_status_change_context, _groups);
/* Notify the application that the list of readers has changed */
try
{
_status_change_callback(null, global_notification_state & ~SCARD.STATE_CHANGED, null);
}
catch {}
}
else
{
/* This is a reader */
/* ---------------- */
Trace.WriteLine("PC/SC: status of reader " + states[i].szReader + " has changed");
states[i].dwCurrentState = states[i].dwEventState;
if ((states[i].dwCurrentState & SCARD.STATE_IGNORE) != 0)
{
states[i].dwCurrentState = SCARD.STATE_UNAVAILABLE;
}
CardBuffer card_atr = null;
/* Is there a card involved ? */
if ((states[i].dwEventState & SCARD.STATE_PRESENT) != 0)
{
try
{
card_atr = new CardBuffer(states[i].rgbAtr, (int)states[i].cbAtr);
}
catch {}
}
try
{
_status_change_callback(states[i].szReader, states[i].dwEventState & ~SCARD.STATE_CHANGED, card_atr);
}
catch {}
}
}
}
}
}
SCARD.ReleaseContext(_status_change_context);
_status_change_context = IntPtr.Zero;
}
catch (ThreadInterruptedException) { } /* Hide Interrupt */
}
protected virtual CardBuffer OnFrame(CardBuffer cmd)
{
return(new RAPDU(0x67, 00));
}
protected virtual void UpdateState()
{
uint rc;
_reader_state = SCARD.STATE_UNAWARE;
_card_atr = null;
if (Connected)
{
byte[] atr_buffer = new byte[36];
uint atr_length = 36;
uint dummy = 0;
rc =
SCARD.Status(_hCard, IntPtr.Zero, ref dummy,
ref _reader_state, ref _active_protocol, atr_buffer,
ref atr_length);
if (rc != SCARD.S_SUCCESS)
{
_last_error = rc;
return;
}
_card_atr = new CardBuffer(atr_buffer, (int)atr_length);
}
else
{
SCARD.READERSTATE[] states = new SCARD.READERSTATE[1];
states[0] = new SCARD.READERSTATE();
states[0].szReader = _reader_name;
states[0].pvUserData = IntPtr.Zero;
states[0].dwCurrentState = 0;
states[0].dwEventState = 0;
states[0].cbAtr = 0;
states[0].rgbAtr = null;
try
{
rc = SCARD.GetStatusChange(_hContext, 0, states, 1);
}
catch (ThreadInterruptedException)
{
rc = SCARD.E_CANCELLED;
}
if (rc != SCARD.S_SUCCESS)
{
_last_error = rc;
return;
}
_reader_state = states[0].dwEventState;
if ((_reader_state & SCARD.STATE_PRESENT) != 0)
{
_card_atr = new CardBuffer(states[0].rgbAtr, (int)states[0].cbAtr);
}
}
}
public void Parse(CardBuffer abAtr)
{
this.abAtr = abAtr;
Parse();
}
public void Parse(string sAtr)
{
abAtr = new CardBuffer(sAtr);
Parse();
}
public CardAtrParser(CardBuffer abAtr)
{
Parse(abAtr);
}