package org.osmocom.IMSIPseudo; | |
import javacard.framework.APDU; | |
import javacard.framework.Applet; | |
import javacard.framework.ISOException; | |
import sim.toolkit.EnvelopeHandler; | |
import sim.toolkit.ProactiveHandler; | |
import sim.toolkit.ToolkitConstants; | |
import sim.toolkit.ToolkitException; | |
import sim.toolkit.ToolkitInterface; | |
import sim.toolkit.ToolkitRegistry; | |
public class IMSIPseudo extends Applet implements ToolkitInterface, ToolkitConstants { | |
// DON'T DECLARE USELESS INSTANCE VARIABLES! They get saved to the EEPROM, | |
// which has a limited number of write cycles. | |
private byte helloMenuItem; | |
static byte[] welcomeMsg = new byte[] { 'W', 'e', 'l', 'c', 'o', 'm', 'e', ' ', | |
't', 'o', ' ', 'T', 'o', 'o', 'r', 'C', | |
'a', 'm', 'p', ' ', '2', '0', '1', '2' }; | |
static byte[] menuItemText = new byte[] { 'H', 'e', 'l', 'l', 'o', ',', ' ', 'S', 'T', 'K'}; | |
private IMSIPseudo() { | |
// This is the interface to the STK applet registry (which is separate | |
// from the JavaCard applet registry!) | |
ToolkitRegistry reg = ToolkitRegistry.getEntry(); | |
// Define the applet Menu Entry | |
helloMenuItem = reg.initMenuEntry(menuItemText, (short)0, (short)menuItemText.length, | |
PRO_CMD_SELECT_ITEM, false, (byte)0, (short)0); | |
} | |
// This method is called by the card when the applet is installed. You must | |
// instantiate your applet and register it here. | |
public static void install(byte[] bArray, short bOffset, byte bLength) { | |
IMSIPseudo applet = new IMSIPseudo(); | |
applet.register(); | |
} | |
// This processes APDUs sent directly to the applet. For STK applets, this | |
// interface isn't really used. | |
public void process(APDU arg0) throws ISOException { | |
// ignore the applet select command dispached to the process | |
if (selectingApplet()) | |
return; | |
} | |
// This processes STK events. | |
public void processToolkit(byte event) throws ToolkitException { | |
EnvelopeHandler envHdlr = EnvelopeHandler.getTheHandler(); | |
if (event == EVENT_MENU_SELECTION) { | |
byte selectedItemId = envHdlr.getItemIdentifier(); | |
if (selectedItemId == helloMenuItem) { | |
showHello(); | |
} | |
} | |
} | |
private void showHello() { | |
ProactiveHandler proHdlr = ProactiveHandler.getTheHandler(); | |
proHdlr.initDisplayText((byte)0, DCS_8_BIT_DATA, welcomeMsg, (short)0, | |
(short)(welcomeMsg.length)); | |
proHdlr.send(); | |
return; | |
} | |
} |