1 files changed, 297 insertions, 0 deletions
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/ITCard.java b/smcc/src/main/java/at/gv/egiz/smcc/ITCard.java
new file mode 100644
index 00000000..831a1f9b
--- /dev/null
+++ b/smcc/src/main/java/at/gv/egiz/smcc/ITCard.java
@@ -0,0 +1,297 @@
+/*
+* Copyright 2008 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.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import at.gv.egiz.smcc.util.ISO7816Utils;
+import at.gv.egiz.smcc.util.SMCCHelper;
+
+public class ITCard extends AbstractSignatureCard {
+  
+  /**
+   * Logging facility.
+   */
+  private static Log log = LogFactory.getLog(STARCOSCard.class);
+  
+  public static final byte[] MF = new byte[] { (byte) 0x3F, (byte) 0x00 };
+  
+  public static final byte[] DF1 = new byte[] { (byte) 0x11, (byte) 0x00 };
+  
+  public static final byte[] EF_C_Carta = new byte[] { (byte) 0x11, (byte) 0x01 };
+  
+  private static final PINSpec SS_PIN_SPEC = 
+    new PINSpec(5, 8, "[0-9]", 
+        "at/gv/egiz/smcc/ITCard", "sig.pin", (byte) 0x10, 
+        new byte[] { (byte) 0x11, (byte) 0x00 });
+
+  /**
+   * Creates a new instance.
+   */
+  public ITCard() {
+    super("at/gv/egiz/smcc/ITCard");
+    pinSpecs.add(SS_PIN_SPEC);
+  }
+
+  @Override
+  @Exclusive
+  public byte[] getCertificate(KeyboxName keyboxName)
+      throws SignatureCardException, InterruptedException {
+
+    if (keyboxName != KeyboxName.SECURE_SIGNATURE_KEYPAIR) {
+      throw new IllegalArgumentException("Keybox " + keyboxName
+          + " not supported");
+    }
+
+    try {
+      CardChannel channel = getCardChannel();
+      // SELECT MF
+      execSELECT_FID(channel, MF);
+      // SELECT application
+      execSELECT_FID(channel, DF1);
+      // SELECT EF_C_Carta
+      byte[] fcx = execSELECT_FID(channel, EF_C_Carta);
+      int maxsize = ISO7816Utils.getLengthFromFCx(fcx);
+      // READ BINARY
+      byte[] certificate = ISO7816Utils.readTransparentFileTLV(channel, maxsize, (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
+  @Exclusive
+  public byte[] getInfobox(String infobox, PINProvider provider, String domainId)
+      throws SignatureCardException, InterruptedException {
+      
+    throw new IllegalArgumentException("Infobox '" + infobox
+        + "' not supported.");
+  }
+
+  @Override
+  @Exclusive
+  public byte[] createSignature(InputStream input, KeyboxName keyboxName,
+      PINProvider provider, String alg) throws SignatureCardException,
+      InterruptedException, IOException {
+
+    if (KeyboxName.SECURE_SIGNATURE_KEYPAIR != keyboxName) {
+      throw new SignatureCardException("Card does not support key " + keyboxName + ".");
+    }
+    if (!"http://www.w3.org/2000/09/xmldsig#rsa-sha1".equals(alg)) {
+      throw new SignatureCardException("Card does not support algorithm " + alg + ".");
+    }
+
+    byte[] dst = new byte[] {
+        (byte) 0x83, // tag for algorithm reference
+        (byte) 0x01, // algorithm reference
+        (byte) 0x01  // private key reference
+    };
+    
+    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_FID(channel, MF);
+      // VERIFY
+      verifyPINLoop(channel, SS_PIN_SPEC, provider);
+      // MANAGE SECURITY ENVIRONMENT : RESTORE SE
+      execMSE(channel, 0xF3, 0x03, null);
+      // MANAGE SECURITY ENVIRONMENT : SET DST
+      execMSE(channel, 0xF1, 0xB8, dst);
+      // PERFORM SECURITY OPERATION : COMPUTE DIGITAL SIGNATURE
+      return execPSO_COMPUTE_DIGITAL_SIGNATURE(channel, digest);
+
+    } catch (CardException e) {
+      log.warn(e);
+      throw new SignatureCardException("Failed to access card.", e);
+    }
+
+  }
+
+  protected void verifyPINLoop(CardChannel channel, PINSpec spec,
+      PINProvider 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, PINSpec pinSpec,
+      PINProvider provider, int retries) throws SignatureCardException,
+      LockedException, NotActivatedException, InterruptedException,
+      CardException {
+    
+    VerifyAPDUSpec apduSpec = new VerifyAPDUSpec(
+        new byte[] {
+            (byte) 0x00, (byte) 0x20, (byte) 0x00, pinSpec.getKID(), (byte) 0x08,
+            (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
+            (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff }, 
+        0, VerifyAPDUSpec.PIN_FORMAT_ASCII, 8);
+    
+    ResponseAPDU resp = reader.verify(channel, apduSpec, pinSpec, provider, 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 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 byte[] execSELECT_FID(CardChannel channel, byte[] fid)
+      throws SignatureCardException, CardException {
+    
+    ResponseAPDU resp = channel.transmit(
+        new CommandAPDU(0x00, 0xA4, 0x00, 0x00, fid, 256));
+    
+    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);
+    } else {
+      return resp.getBytes();
+    }
+    
+  }
+  
+  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 {
+      // header
+      data.write(new byte[] { (byte) 0x00, (byte) 0x00, (byte) 0x01 });
+      // padding
+      for (int i = 0, len = 125 - hash.length - oid.length; i < len; i++) {
+        data.write((byte) 0xFF);
+      }
+      data.write((byte) 0x00);
+      // oid
+      data.write(oid);
+      // hash
+      data.write(hash);
+    } catch (IOException e) {
+      throw new SignatureCardException(e);
+    }
+    
+    ResponseAPDU resp = channel
+          .transmit(new CommandAPDU(0x00, 0x2A, 0x80, 0x86, data.toByteArray(), 0x81));
+
+    
+    if (resp.getSW() == 0x6982) {
+      throw new SecurityStatusNotSatisfiedException();
+    } else if (resp.getSW() == 0x6983) {
+      throw new LockedException();
+    } else if (resp.getSW() != 0x9000) {
+      throw new SignatureCardException(
+          "PSO: COMPUTE DIGITAL SIGNATRE failed: SW="
+              + Integer.toHexString(resp.getSW()));
+    } else {
+      return resp.getData();
+    }
+}
+
+}