/* * Copyright 2009 Federal Chancellery Austria and * Graz University of Technology * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package at.gv.egiz.smcc; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; import javax.smartcardio.CardChannel; import javax.smartcardio.CardException; import javax.smartcardio.CommandAPDU; import javax.smartcardio.ResponseAPDU; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import at.gv.egiz.smcc.pin.gui.PINGUI; import at.gv.egiz.smcc.util.ISO7816Utils; import at.gv.egiz.smcc.util.SMCCHelper; public class EstEIDCard extends AbstractSignatureCard { private final Logger log = LoggerFactory.getLogger(EstEIDCard.class); public static final byte KID_PIN_2 = (byte) 0x02; public static final byte[] DF = { (byte) 0xEE, (byte) 0xEE }; public static final byte[] EF_CERT = { (byte) 0xDD, (byte) 0x0CE }; public static final byte[] MF = { (byte) 0x3F, (byte) 0x00 }; private static final PinInfo QS_PIN_SPEC = new PinInfo(5, 12, "[0-9]", "at/gv/egiz/smcc/EstEIDCard", "qs.pin", KID_PIN_2, DF, PinInfo.UNKNOWN_RETRIES); @Override public byte[] getCertificate(KeyboxName keyboxName) throws SignatureCardException, InterruptedException { try { CardChannel channel = getCardChannel(); // SELECT MF execSELECT_MF(channel); // SELECT DF execSELECT_DF(channel, DF); // SELECT EF CERT execSELECT_EF(channel, EF_CERT); // READ BINARY byte[] certificate = ISO7816Utils.readTransparentFileTLV(channel, -1, (byte) 0x30); if (certificate == null) { throw new NotActivatedException(); } return certificate; } catch(FileNotFoundException e) { throw new NotActivatedException(); } catch (CardException e) { log.info("Failed to get certificate.", e); throw new SignatureCardException(e); } } @Override public byte[] createSignature(InputStream input, KeyboxName keyboxName, PINGUI pinGUI, String alg) throws SignatureCardException, InterruptedException, IOException { if (!"http://www.w3.org/2000/09/xmldsig#rsa-sha1".equals(alg)) { throw new SignatureCardException("Card does not support algorithm " + alg + "."); } MessageDigest md; try { md = MessageDigest.getInstance("SHA-1"); } catch (NoSuchAlgorithmException e) { log.error("Failed to get MessageDigest.", e); throw new SignatureCardException(e); } // calculate message digest byte[] digest = new byte[md.getDigestLength()]; for (int l; (l = input.read(digest)) != -1;) { md.update(digest, 0, l); } digest = md.digest(); try { CardChannel channel = getCardChannel(); // SELECT MF execSELECT_MF(channel); // SELECT DF execSELECT_DF(channel, DF); // MANAGE SECURITY ENVIRONMENT : RESTORE execMSE(channel, 0xF3, 0x01, null); // VERIFY verifyPINLoop(channel, QS_PIN_SPEC, pinGUI); // PERFORM SECURITY OPERATION : COMPUTE DIGITAL SIGNATURE return execPSO_COMPUTE_DIGITAL_SIGNATURE(channel, digest); } catch (CardException e) { log.warn("Failed to execute command.", e); throw new SignatureCardException("Failed to access card.", e); } } @Override public byte[] getInfobox(String infobox, PINGUI pinGUI, String domainId) throws SignatureCardException, InterruptedException { throw new IllegalArgumentException("Infobox '" + infobox + "' not supported."); } protected void verifyPINLoop(CardChannel channel, PinInfo spec, PINGUI provider) throws LockedException, NotActivatedException, SignatureCardException, InterruptedException, CardException { int retries = -1; do { retries = verifyPIN(channel, spec, provider, retries); } while (retries >= -1); } protected int verifyPIN(CardChannel channel, PinInfo pinSpec, PINGUI provider, int retries) throws SignatureCardException, LockedException, NotActivatedException, InterruptedException, CardException { VerifyAPDUSpec apduSpec = new VerifyAPDUSpec( new byte[] { (byte) 0x00, (byte) 0x20, (byte) 0x00, pinSpec.getKID()}, 0, VerifyAPDUSpec.PIN_FORMAT_ASCII, 0); ResponseAPDU resp = reader.verify(channel, apduSpec, provider, pinSpec, retries); if (resp.getSW() == 0x9000) { return -2; } if (resp.getSW() >> 4 == 0x63c) { return 0x0f & resp.getSW(); } switch (resp.getSW()) { case 0x6300: // incorrect PIN, number of retries not provided return -1; case 0x6400: // ? throw new TimeoutException(); case 0x6983: // authentication method blocked throw new LockedException(); case 0x6984: // reference data not usable throw new NotActivatedException(); case 0x6985: // conditions of use not satisfied throw new NotActivatedException(); default: String msg = "VERIFY failed. SW=" + Integer.toHexString(resp.getSW()); log.info(msg); throw new SignatureCardException(msg); } } protected void execSELECT_MF(CardChannel channel) throws SignatureCardException, CardException { execSELECT(channel, 0x00, 0x04, MF); } protected void execSELECT_DF(CardChannel channel, byte[] fid) throws SignatureCardException, CardException { execSELECT(channel, 0x01, 0x04, fid); } protected void execSELECT_EF(CardChannel channel, byte[] fid) throws SignatureCardException, CardException { execSELECT(channel, 0x02, 0x04, fid); } protected void execSELECT(CardChannel channel, int p1, int p2, byte[] fid) throws SignatureCardException, CardException { CommandAPDU command = new CommandAPDU(0x00, 0xA4, p1, p2, fid, 256); ResponseAPDU resp = channel.transmit(command); if (resp.getSW() == 0x6A82) { String msg = "File or application not found FID=" + SMCCHelper.toString(fid) + " SW=" + Integer.toHexString(resp.getSW()) + "."; log.info(msg); throw new FileNotFoundException(msg); } else if (resp.getSW() != 0x9000) { String msg = "Failed to select application FID=" + SMCCHelper.toString(fid) + " SW=" + Integer.toHexString(resp.getSW()) + "."; log.error(msg); throw new SignatureCardException(msg); } } protected void execMSE(CardChannel channel, int p1, int p2, byte[] data) throws CardException, SignatureCardException { ResponseAPDU resp; if (data == null) { resp = channel.transmit(new CommandAPDU(0x00, 0x22, p1, p2)); } else { resp = channel.transmit(new CommandAPDU(0x00, 0x22, p1, p2, data)); } if (resp.getSW() != 0x9000) { throw new SignatureCardException("MSE:SET failed: SW=" + Integer.toHexString(resp.getSW())); } } protected byte[] execPSO_COMPUTE_DIGITAL_SIGNATURE(CardChannel channel, byte[] hash) throws CardException, SignatureCardException { byte[] oid = new byte[] { (byte) 0x30, (byte) 0x21, (byte) 0x30, (byte) 0x09, (byte) 0x06, (byte) 0x05, (byte) 0x2b, (byte) 0x0e, (byte) 0x03, (byte) 0x02, (byte) 0x1a, (byte) 0x05, (byte) 0x00, (byte) 0x04, (byte) 0x14 }; ByteArrayOutputStream data = new ByteArrayOutputStream(); try { // oid data.write(oid); // hash data.write(hash); } catch (IOException e) { throw new SignatureCardException(e); } ResponseAPDU resp = channel .transmit(new CommandAPDU(0x00, 0x2A, 0x9E, 0x9A, data.toByteArray(), 0x80)); if (resp.getSW() != 0x9000) { throw new SignatureCardException( "PSO: COMPUTE DIGITAL SIGNATRE failed: SW=" + Integer.toHexString(resp.getSW())); } else { return resp.getData(); } } }