Examples with AltVUMessagesType iso.std.iso_iec._24727.tech.schema.AltVUMessagesType used on opensource projects

Example 1 with AltVUMessagesType

use of iso.std.iso_iec._24727.tech.schema.AltVUMessagesType in project open-ecard by ecsec.

the class AbstractTerminal method verifyUser.

public VerifyUserResponse verifyUser(VerifyUser verify) throws SCIOException, IFDException {
    byte[] handle = verify.getSlotHandle();
    // get capabilities
    getCapabilities();
    // check if is possible to perform PinCompare protocol
    List<String> protoList = this.capabilities.getSlotCapability().get(0).getProtocol();
    if (!protoList.contains(ECardConstants.Protocol.PIN_COMPARE)) {
        throw new IFDException("PinCompare protocol is not supported by this IFD.");
    }
    // get values from requested command
    InputUnitType inputUnit = verify.getInputUnit();
    AltVUMessagesType allMsgs = getMessagesOrDefaults(verify.getAltVUMessages());
    BigInteger firstTimeout = verify.getTimeoutUntilFirstKey();
    firstTimeout = (firstTimeout == null) ? BigInteger.valueOf(60000) : firstTimeout;
    BigInteger otherTimeout = verify.getTimeoutAfterFirstKey();
    otherTimeout = (otherTimeout == null) ? BigInteger.valueOf(15000) : otherTimeout;
    final byte[] template = verify.getTemplate();
    VerifyUserResponse response;
    Result result;
    // check which type of authentication to perform
    if (inputUnit.getBiometricInput() != null) {
        // TODO: implement
        String msg = "Biometric authentication not supported by IFD.";
        IFDException ex = new IFDException(ECardConstants.Minor.IFD.IO.UNKNOWN_INPUT_UNIT, msg);
        LOG.warn(ex.getMessage(), ex);
        throw ex;
    } else if (inputUnit.getPinInput() != null) {
        final PinInputType pinInput = inputUnit.getPinInput();
        // we have a sophisticated card reader
        if (terminalInfo.supportsPinCompare()) {
            // create custom pinAction to submit pin to terminal
            NativePinStepAction pinAction = new NativePinStepAction("enter-pin", pinInput, channel, terminalInfo, template);
            // display message instructing user what to do
            UserConsentDescription uc = pinUserConsent("action.changepin.userconsent.pinstep.title", pinAction);
            UserConsentNavigator ucr = gui.obtainNavigator(uc);
            ExecutionEngine exec = new ExecutionEngine(ucr);
            // run gui
            ResultStatus status = exec.process();
            if (status == ResultStatus.CANCEL) {
                String msg = "PIN entry cancelled by user.";
                LOG.warn(msg);
                result = WSHelper.makeResultError(ECardConstants.Minor.IFD.CANCELLATION_BY_USER, msg);
                response = WSHelper.makeResponse(VerifyUserResponse.class, result);
            } else if (pinAction.exception != null) {
                LOG.warn(pinAction.exception.getMessage(), pinAction.exception);
                result = WSHelper.makeResultError(ECardConstants.Minor.IFD.AUTHENTICATION_FAILED, pinAction.exception.getMessage());
                response = WSHelper.makeResponse(VerifyUserResponse.class, result);
            } else {
                // input by user
                byte[] verifyResponse = pinAction.response;
                // evaluate result
                result = checkNativePinVerify(verifyResponse);
                response = WSHelper.makeResponse(VerifyUserResponse.class, result);
                response.setResponse(verifyResponse);
            }
            return response;
        } else if (isVirtual()) {
            // software method
            // get pin, encode and send
            int minLength = pinInput.getPasswordAttributes().getMinLength().intValue();
            int maxLength = pinInput.getPasswordAttributes().getMaxLength().intValue();
            UserConsentDescription uc = pinUserConsent("action.changepin.userconsent.pinstep.title", minLength, maxLength);
            UserConsentNavigator ucr = gui.obtainNavigator(uc);
            ExecutionEngine exec = new ExecutionEngine(ucr);
            ResultStatus status = exec.process();
            if (status == ResultStatus.CANCEL) {
                String msg = "PIN entry cancelled by user.";
                LOG.warn(msg);
                result = WSHelper.makeResultError(ECardConstants.Minor.IFD.CANCELLATION_BY_USER, msg);
                response = WSHelper.makeResponse(VerifyUserResponse.class, result);
                return response;
            }
            char[] rawPIN = getPinFromUserConsent(exec);
            PasswordAttributesType attributes = pinInput.getPasswordAttributes();
            Transmit verifyTransmit;
            try {
                verifyTransmit = PINUtils.buildVerifyTransmit(rawPIN, attributes, template, handle);
            } catch (UtilException e) {
                String msg = "Failed to create the verifyTransmit message.";
                LOG.error(msg, e);
                result = WSHelper.makeResultError(ECardConstants.Minor.IFD.UNKNOWN_ERROR, msg);
                response = WSHelper.makeResponse(VerifyUserResponse.class, result);
                return response;
            } finally {
                Arrays.fill(rawPIN, ' ');
            }
            // send to reader
            TransmitResponse transResp;
            try {
                transResp = ifd.transmit(verifyTransmit);
            } finally {
                // blank PIN APDU
                for (InputAPDUInfoType apdu : verifyTransmit.getInputAPDUInfo()) {
                    byte[] rawApdu = apdu.getInputAPDU();
                    if (rawApdu != null) {
                        Arrays.fill(rawApdu, (byte) 0);
                    }
                }
            }
            // produce messages
            if (transResp.getResult().getResultMajor().equals(ECardConstants.Major.ERROR)) {
                if (transResp.getOutputAPDU().isEmpty()) {
                    result = WSHelper.makeResultError(ECardConstants.Minor.IFD.AUTHENTICATION_FAILED, transResp.getResult().getResultMessage().getValue());
                    response = WSHelper.makeResponse(VerifyUserResponse.class, result);
                    return response;
                } else {
                    response = WSHelper.makeResponse(VerifyUserResponse.class, transResp.getResult());
                    response.setResponse(transResp.getOutputAPDU().get(0));
                    // TODO: move this code to the PIN Compare protocol
                    if (response.getResponse() != null) {
                        CardResponseAPDU resApdu = new CardResponseAPDU(response.getResponse());
                        byte[] statusBytes = resApdu.getStatusBytes();
                        boolean isMainStatus = statusBytes[0] == (byte) 0x63;
                        boolean isMinorStatus = (statusBytes[1] & (byte) 0xF0) == (byte) 0xC0;
                        int triesLeft = statusBytes[1] & 0x0F;
                        if (isMainStatus && isMinorStatus && triesLeft > 0) {
                            LOG.info("PIN not entered successful. There are {} tries left.", statusBytes[1] & 0x0F);
                            return verifyUser(verify);
                        }
                    }
                    return response;
                }
            } else {
                response = WSHelper.makeResponse(VerifyUserResponse.class, transResp.getResult());
                response.setResponse(transResp.getOutputAPDU().get(0));
                return response;
            }
        } else {
            IFDException ex = new IFDException("No input unit available to perform PinCompare protocol.");
            LOG.warn(ex.getMessage(), ex);
            throw ex;
        }
    } else {
        String msg = "Unsupported authentication input method requested.";
        IFDException ex = new IFDException(ECardConstants.Minor.IFD.IO.UNKNOWN_INPUT_UNIT, msg);
        LOG.warn(ex.getMessage(), ex);
        throw ex;
    }
}