ee.ria.DigiDoc.smartcardreader

Class SmartCardReader

java.lang.Object

ee.ria.DigiDoc.smartcardreader.SmartCardReader

All Implemented Interfaces:

java.lang.AutoCloseable

Direct Known Subclasses:

AcsSmartCardReader, IdentivSmartCardReader

public abstract class SmartCardReader
extends java.lang.Object
implements java.lang.AutoCloseable

Base class for smart card readers. TODO Log all transmit commands in hex (request and response)

Constructor Summary

Constructors

Constructor and Description
SmartCardReader()

Method Summary

Modifier and Type	Method and Description
abstract byte[]	atr()
abstract boolean	connected()
abstract void	open(android.hardware.usb.UsbDevice usbDevice)
abstract boolean	supports(android.hardware.usb.UsbDevice usbDevice)
protected abstract byte[]	transmit(byte[] apdu) Makes the actual transaction, has to be implemented by specific readers.
byte[]	transmit(int cla, int ins, int p1, int p2, byte[] data, java.lang.Integer le) Transmit APDU to the smart card reader.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.lang.AutoCloseable

close

Constructor Detail

SmartCardReader

public SmartCardReader()

Method Detail

supports

public abstract boolean supports(android.hardware.usb.UsbDevice usbDevice)

open

public abstract void open(android.hardware.usb.UsbDevice usbDevice)

connected

public abstract boolean connected()

atr

public abstract byte[] atr()

transmit

protected abstract byte[] transmit(byte[] apdu)
                            throws SmartCardReaderException

Makes the actual transaction, has to be implemented by specific readers.

Parameters:

apdu - APDU to send

Returns:

Return bytes.

Throws:

SmartCardReaderException - When something fails.

transmit

public final byte[] transmit(int cla,
                             int ins,
                             int p1,
                             int p2,
                             byte[] data,
                             java.lang.Integer le)
                      throws SmartCardReaderException

Transmit APDU to the smart card reader. Automatically handles message chaining for large data transmissions and reading additional data for large responses.

Returns:

Return bytes.

Throws:

SmartCardReaderException - When something fails.