priore / SmartCard

Read and write numeric and alphanumeric data from GemClubMemo and other type's SmartCards.

SmartCard

This components is able to read and write numeric and alphanumeric data from GemClubMemo and other type's Smartcard. The GemClubMemo produced by www.gemplus.com, this kind of smartcard have a very tiny memory but as well these have a very cheap price! Although everything, this kind of card is the best solution for a solid "protection" circuit, even because each card has onboard three different passwords (commonly named "Card Secret Code) and a protection that will put off-line the card after three unsuccesul authentication attempts for each password.

Properties	Description
ATR	Return a string to describe the Answer to Reset
Enabled	Active events of insertion/removal card
ErrorDescription	Return description of errors
ErrorNumber	Return code number of error
Interval	Set the interval time ot check state
ReaderName	Return or set the reader name of to use
State	Return the state of the reader or the card
StatusWord	Return a code to describe the state of last APDU command

Methods	Description
APDUCommand	Send generic APDU commands
Connect	Connect to smartcard for operations
Disconnect	Disconnect from scmartcard
ReadCard	Read data from smartcard
SendCSC	Send the CSC to able I/O operations to smartcard
WriteCard	Write data to smartcard

	using Priore.Controls;
	using System.Timers;

	SmartCard.StateConstants iState = SmartCard.StateConstants.STATE_ABSENT;
	SmartCard SCard = new SmartCard();
	SCard.Errors +=new Priore.Controls.SmartCard.ErrorsEventHandler(SCard_Errors);

	Timer tmr = new Timer();
	tmr.Elapsed +=new ElapsedEventHandler(tmr_Elapsed);
	tmr.Interval = 1000;
	tmr.Enabled = true;

	Console.WriteLine("READER: " + SCard.ReaderName);

	private void SCard_Errors(object Sender, int Number, string Description)
	{
		Console.WriteLine("ERROR: " + Number + " " + Description);
	}

	private void tmr_Elapsed(object sender, ElapsedEventArgs e)
	{
		SmartCard.StateConstants s = SCard.State;
		if (s != iState)
		{
			iState = s;
			switch (s)
			{
				case SmartCard.StateConstants.STATE_ABSENT:
					Console.WriteLine("EVENT: CardOut");
					break;
				case SmartCard.StateConstants.STATE_SPECIFIC:
					Console.WriteLine("EVENT: CardIn");
					break;
			}
		}
	}

Attention! you can download and use this code, but is a discontinued code and the supports not are longer available.