internal IEnumerable <SmartcardReader> GetReaders()
{
IntPtr readerPtr;
int len = 0;
List <SmartcardReader> readerList = new List <SmartcardReader>();
int ret = Interop.Smartcard.GetReaders(out readerPtr, out len);
if (ret != (int)SmartcardError.None)
{
Log.Error(Globals.LogTag, "Failed to remove with AP, Error - " + (SmartcardError)ret);
SmartcardErrorFactory.ThrowSmartcardException(ret);
}
IntPtr tempPtr = readerPtr;
for (int i = 0; i < len; i++)
{
int readerID = Marshal.ReadInt32(tempPtr);
SmartcardReader readerItem = new SmartcardReader(readerID);
readerList.Add(readerItem);
tempPtr += sizeof(int);
}
if (len > 0)
{
Interop.Libc.Free(readerPtr);
}
return(readerList);
}
private void initialize()
{
int ret = Interop.Smartcard.Initialize();
if (ret != (int)SmartcardError.None)
{
Log.Error(Globals.LogTag, "Failed to initialize smartcard, Error - " + (SmartcardError)ret);
SmartcardErrorFactory.ThrowSmartcardException(ret);
}
}
/// <summary>
/// Closes the connection with the secure element.
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <exception cref="NotSupportedException">Thrown when the Smartcard is not supported.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method failed due to invalid operation.</exception>
public void Close()
{
int ret = Interop.Smartcard.Session.SessionClose(_sessionHandle);
if (ret != (int)SmartcardError.None)
{
Log.Error(Globals.LogTag, "Failed to close, Error - " + (SmartcardError)ret);
SmartcardErrorFactory.ThrowSmartcardException(ret);
}
Dispose(true);
}
/// <summary>
/// Closes all the sessions opened on the given reader.
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <exception cref="NotSupportedException">Thrown when the Smartcard is not supported.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method failed due to an invalid operation.</exception>
public void CloseSessions()
{
int ret = Interop.Smartcard.Reader.ReaderCloseSessions(_readerHandle);
if (ret != (int)SmartcardError.None)
{
Log.Error(Globals.LogTag, "Failed to close sessions, Error - " + (SmartcardError)ret);
SmartcardErrorFactory.ThrowSmartcardException(ret);
}
foreach (SmartcardSession session in _sessionList)
{
session.Close();
}
}
/// <summary>
/// Open a logical channel with the secure element, selecting the Applet represented by the given application ID (AID).
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <returns>The SmartcardChannel object for the logical channel.</returns>
/// <param name="aid">The byte array containing the Application ID(AID) to be selected on the given channel.</param>
/// <param name="p2">P2 byte of the SELECT command if executed.</param>
/// <exception cref="NotSupportedException">Thrown when the Smartcard is not supported.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method failed due to an invalid operation.</exception>
public SmartcardChannel OpenLogicalChannel(byte[] aid, byte p2)
{
int ret = Interop.Smartcard.Session.SessionOpenLogicalChannel(_sessionHandle, aid, aid.Length, p2, out _logicalChannel);
if (ret != (int)SmartcardError.None)
{
Log.Error(Globals.LogTag, "Failed to open logical channel, Error - " + (SmartcardError)ret);
SmartcardErrorFactory.ThrowSmartcardException(ret);
}
SmartcardChannel logicalChannel = new SmartcardChannel(this, _logicalChannel);
_logicalChannelList.Add(logicalChannel);
return(logicalChannel);
}
/// <summary>
/// Gets an access to the basic channel, as defined in the ISO/IEC 7816-4 specification (the one that has number 0).
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <returns>The SmartcardChannel object for the basic channel.</returns>
/// <param name="aid">The byte array containing the Application ID(AID) to be selected on the given channel.</param>
/// <param name="p2">P2 byte of the SELECT command if executed.</param>
/// <exception cref="NotSupportedException">Thrown when the Smartcard is not supported.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method failed due to invalid operation.</exception>
public SmartcardChannel OpenBasicChannel(byte[] aid, byte p2)
{
int aidLen = (aid == null ? 0 : aid.Length);
int ret = Interop.Smartcard.Session.SessionOpenBasicChannel(_sessionHandle, aid, aidLen, p2, out _basicChannel);
if (ret != (int)SmartcardError.None)
{
Log.Error(Globals.LogTag, "Failed to open basic channel, Error - " + (SmartcardError)ret);
SmartcardErrorFactory.ThrowSmartcardException(ret);
}
SmartcardChannel basicChannel = new SmartcardChannel(this, _basicChannel);
_basicChannelList.Add(basicChannel);
return(basicChannel);
}
/// <summary>
/// Closes any channel opened on the given session.
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <exception cref="NotSupportedException">Thrown when the Smartcard is not supported.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method failed due to an invalid operation.</exception>
public void CloseChannels()
{
int ret = Interop.Smartcard.Session.SessionCloseChannels(_sessionHandle);
if (ret != (int)SmartcardError.None)
{
Log.Error(Globals.LogTag, "Failed to close, Error - " + (SmartcardError)ret);
SmartcardErrorFactory.ThrowSmartcardException(ret);
}
foreach (SmartcardChannel channel in _basicChannelList)
{
channel.Close();
}
foreach (SmartcardChannel channel in _logicalChannelList)
{
channel.Close();
}
}