Example usage for javax.smartcardio CommandAPDU CommandAPDU

Introduction

In this page you can find the example usage for javax.smartcardio CommandAPDU CommandAPDU.

Prototype

public CommandAPDU(ByteBuffer apdu) 

Source Link

Document

Creates a CommandAPDU from the ByteBuffer containing the complete APDU contents (header and body).

Usage

From source file:eu.abc4trust.smartcard.HardwareSmartcard.java

public SmartcardStatusCode issueCredentialOnSmartcard(int pin, byte credID) {
    byte[] credInfo = this.readCredential(pin, credID);
    byte status = credInfo[5];
    if (status == 0) {
        try {//from w w w. java  2 s.  c o m
            //Start commitments
            byte[] data = new byte[5];
            System.arraycopy(this.pinToByteArr(pin), 0, data, 0, 4);
            data[4] = 1; //ProverID - TODO: hardcoded to 1 as of now. Assuming there can be only 1 for the pilot
            ByteBuffer buf = ByteBuffer.allocate(11);
            buf.put(new byte[] { (byte) this.ABC4TRUSTCMD, this.startCommitments, 0, 0, 5 });
            buf.put(data);
            buf.put((byte) 16);
            buf.position(0);
            if (printInput)
                System.out.println("Input for startCommitments: " + Arrays.toString(buf.array()));
            ResponseAPDU response = this.transmitCommand(new CommandAPDU(buf));
            System.out.println("Response from startCommitments: " + response);
            System.out.println("And this is the output: " + Arrays.toString(response.getData()));
            byte[] proofSession = response.getData();
            if (this.evaluateStatus(response) != SmartcardStatusCode.OK) {
                return this.evaluateStatus(response);
            }

            //Issue the credential
            buf = ByteBuffer.allocate(14);
            buf.put(new byte[] { (byte) this.ABC4TRUSTCMD, getIssuanceCommitment, 0, 0, 0, 0, 5 });
            buf.put(this.pinToByteArr(pin));
            buf.put(credID);
            buf.put(new byte[] { 0, 0 });
            buf.position(0);

            if (printInput)
                System.out.println("Input for getIssuanceCommitment: " + Arrays.toString(buf.array()));
            response = this.transmitCommand(new CommandAPDU(buf));
            System.out.println("Response from getIssuanceCommitment: " + response);
            if (this.evaluateStatus(response) != SmartcardStatusCode.OK) {
                return this.evaluateStatus(response);
            }

            //Start responses
            data = new byte[4 + 1 + 1 + 16 + 1]; //pin, prooverID, d which is the number of proofs, proofsession and h
            System.arraycopy(this.pinToByteArr(pin), 0, data, 0, 4);
            data[4] = 1; //TODO: ProoverID - Hardcoded for now
            data[5] = 1; //number of proofs - hardcoded to 1 for pilot.
            System.arraycopy(proofSession, 0, data, 6, 16);

            buf = ByteBuffer.allocate(7 + data.length);
            buf.put(new byte[] { (byte) this.ABC4TRUSTCMD, this.startResponses, 0, 0, 0 });
            buf.put(this.intLengthToShortByteArr(data.length));
            buf.put(data);
            buf.position(0);
            if (printInput)
                System.out.println("Input for startResponses: " + Arrays.toString(buf.array()));
            response = this.transmitCommand(new CommandAPDU(buf));
            System.out.println("Response from startResponses: " + response);
            if (this.evaluateStatus(response) != SmartcardStatusCode.OK) {
                return this.evaluateStatus(response);
            }

            //Set status of cred to 2 - issued finalized
            buf = ByteBuffer.allocate(14);
            buf.put(new byte[] { (byte) this.ABC4TRUSTCMD, getIssuanceResponse, 0, 0, 0, 0, 5 });
            buf.put(this.pinToByteArr(pin));
            buf.put(credID);
            buf.put(new byte[] { 0, 0 });
            buf.position(0);
            if (printInput)
                System.out.println("Input for getIssuanceResponse: " + Arrays.toString(buf.array()));
            response = this.transmitCommand(new CommandAPDU(buf));
            System.out.println("Response from getIssuanceResponse: " + response);
            if (this.evaluateStatus(response) != SmartcardStatusCode.OK) {
                return this.evaluateStatus(response);
            }
            credInfo = this.readCredential(pin, credID);
            status = credInfo[5];
            System.out.println(
                    "After issuing the credential with ID " + credID + ", it now has status: " + status);
        } catch (CardException e) {
            throw new RuntimeException("issueCred on smartcard failed.", e);
        }
    } else {
        System.out.println("Warn: Credential on sc attempted issued, but was already issued");
    }
    return SmartcardStatusCode.OK;
}

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From source file:NFC.IsmbSnepConnectionTarget.java

/**
 * Sends and receives APDUs to and from the controller
 *
 * @param instr/*from  ww w .j  av  a2 s  . c  o m*/
 *            Instruction
 * @param param
 *            Payload to send
 *
 * @return The response payload 
 */
private byte[] transceive(byte instr, byte[] payload) throws IsmbSnepException {

    if (ch == null) {
        throw new IsmbSnepException("channel not open");
    }
    int payloadLength = (payload != null) ? payload.length : 0;
    byte[] instruction = { (byte) 0xd4, instr };

    //ACR122 header
    byte[] header = { (byte) 0xff, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) (instruction.length + payloadLength) };

    /* construct the command */
    byte[] cmd = Util.appendToByteArray(header, instruction, 0, instruction.length);
    cmd = Util.appendToByteArray(cmd, payload);

    if (debugMode)
        Util.debugAPDUs(cmd, null);

    try {
        CommandAPDU c = new CommandAPDU(cmd);
        ResponseAPDU r = ch.transmit(c);

        byte[] ra = r.getBytes();

        if (debugMode)
            Util.debugAPDUs(null, ra);

        /* check whether APDU command was accepted by the Controller */
        if (r.getSW1() == 0x63 && r.getSW2() == 0x27) {
            throw new CardException("wrong checksum from contactless response");
        } else if (r.getSW1() == 0x63 && r.getSW2() == 0x7f) {
            throw new CardException("wrong PN53x command");
        } else if (r.getSW1() != 0x90 && r.getSW2() != 0x00) {
            throw new CardException("unknown error");
        }
        return Util.subByteArray(ra, 2, ra.length - 4);
    } catch (CardException e) {

        throw new IsmbSnepException("problem with transmitting data");
    }
}

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From source file:src.eidreader.EstEIDUtil.java

private String extractField(CardChannel channel, byte fieldNumber) throws CardException {
    return EstEIDUtil.bytesToString(EstEIDUtil.sendCommand(channel,
            new CommandAPDU(new byte[] { 0x00, (byte) 0xB2, fieldNumber, 0x04, 0x00 })), ENCODING);
}

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