The first thing I'd do is take a look at which versions of the ccid and
pcsclite packages you have on your system. You may need to update those
substantially. Also, take a look at the logs for the pcscd - see if you even
got that far.
Mike
At 02:56 PM 1/24/2013, Wolfgang Korn wrote:
>Hi all,
>
>Currently I'm making myself familiar with NFC. For that reason I
>started with a simple program which simply reads a tag's serial number
>(see code below). The program is working fine in a Windows
>environment. However, running the same program under OSX Lion does not
>work. To be more specific: The program causes a segmentation fault in
>libj2pcsc.dylib which I assume is javax.smartcard's JNI wrapper to
>PC/SC. The behavior suggests that there might be some kind of race
>condition. Moving code from inside a loop to the outside changes the
>behavior (regarding the seg fault) and also simply introducing delays
>sometimes changes it. I also tried sample code provided by Springcard
>and got the same results. I do not thing that this problem is related
>to the Springcard terminal. Doing the same with a smartcard terminal
>and a smartcard causes the same problem.
>
>I have a Springcard NFC'Roll and a Reiner-SCT cyberjack ecom terminal
>connected to the machine. In order to make the NFC'Roll working I
>replaced the CCID driver shipped with OSX with a recompiled version
>(1.4.9) in which I added the terminal's vendor and product IDs.
>
>Here is what I tried to get rid of the problem. First of all I updated
>my Java6 to the latest version assuming that a new version of the JNI
>wrapper would be shipped. Now the version is 1.6.0_37. Unfortunately
>that did not solve the problem. Next step was installing Java7 but
>that did not eliminate the problem either. Here is the output I get:
>
>Invalid memory access of location 0x0 rip=0x109e6f66e
>java(621,0x1014ae000) malloc: *** mmap(size=140527034961920) failed
>(error code=12)
>*** error: can't allocate region
>*** set a breakpoint in malloc_error_break to debug
>
>I also have the log files generated by the JVM.
>
>Any suggestion what can be done to get rid of that problem. Any help
>is much appreciated.
>
>Best
>Wolfgang
>
>
>=======================
>
> try {
> while (true) {
> // show the list of available terminals
> TerminalFactory factory = TerminalFactory.getDefault();
> List<CardTerminal> terminals = factory.terminals().list();
> System.out.println("Terminals: " + terminals);
>
> // get the first terminal
> CardTerminal terminal = terminals.get(1);
>
> if (terminal.isCardPresent()) {
> // establish a connection with the card
> Card card = terminal.connect("*");
> System.out.println("card: " + card);
>
> // print card's ATR
> ATR atr = card.getATR();
> System.out.println("atr: " + atr.toString());
> System.out.println("ATR bytes");
> HexDump.dump(atr.getBytes(), 0, System.out, 0);
> System.out.println("Historical bytes");
> HexDump.dump(atr.getHistoricalBytes(), 0, System.out, 0);
>
> // Retrieve serial number
> byte[] c1 = {(byte) 0xff, (byte) 0xca, (byte) 0x00,
> (byte) 0x00, (byte) 0x00};
> CardChannel channel = card.getBasicChannel();
> ResponseAPDU r = channel.transmit(new CommandAPDU(c1));
> System.out.println("Card S/N");
> HexDump.dump(r.getData(), 0, System.out, 0);
> System.out.println();
>
> // disconnect
> try {
> Thread.sleep(2000);
> }
> catch (InterruptedException ie) {
> }
> card.disconnect(false);
> }
> }
> }
> catch (Exception exc) {
> exc.printStackTrace();
> }
>
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