refactor ObjectDirectory

git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@855 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4

13 files changed, 663 insertions, 448 deletions

diff --git a/smcc/src/main/java/at/gv/egiz/smcc/CIOCertificateDirectory.java b/smcc/src/main/java/at/gv/egiz/smcc/CIOCertificateDirectory.java
index a9886e80..122c4e7d 100644
--- a/smcc/src/main/java/at/gv/egiz/smcc/CIOCertificateDirectory.java
+++ b/smcc/src/main/java/at/gv/egiz/smcc/CIOCertificateDirectory.java
@@ -17,6 +17,7 @@
 
 package at.gv.egiz.smcc;
 
+import at.gv.egiz.smcc.cio.CIOCertificate;
 import at.gv.egiz.smcc.util.ISO7816Utils;
 import at.gv.egiz.smcc.util.TLVSequence;
 import iaik.me.asn1.ASN1;
@@ -32,13 +33,12 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 /**
- *
+ * TODO To be replaced by at.gv.egiz.smcc.cio.CIOCertificateDirectory
+ * 
  * @author clemens
  */
 public class CIOCertificateDirectory {
 
-	protected static final boolean RETRIEVE_AUTH_ID_FROM_ASN1 = Boolean.TRUE;
-	
     protected static final Logger log = LoggerFactory.getLogger(CIOCertificateDirectory.class);
     protected byte[] fid;
     protected List<CIOCertificate> cios;
@@ -127,29 +127,8 @@ public class CIOCertificateDirectory {
     }
     
     protected void addCIOCertificate(byte[] cio) throws IOException {
-        
-        ASN1 x509Certificate = new ASN1(cio);
-
-        CIOCertificate cioCert = new CIOCertificate();
-        cioCert.setLabel(x509Certificate.getElementAt(0).getElementAt(0).gvString());
-        if(retrieveAuthIdFromASN1()) {
-        	cioCert.setAuthId(x509Certificate.getElementAt(0).getElementAt(2).gvByteArray());
-        }
-        cioCert.setiD(x509Certificate.getElementAt(1).getElementAt(0).gvByteArray());
 
-        //read CONTEXTSPECIFIC manually
-        byte[] ctxSpecific = x509Certificate.getElementAt(x509Certificate.getSize()-1).getEncoded();
-        if ((ctxSpecific[0] & 0xff) == 0xa1) {
-            int ll = ((ctxSpecific[1] & 0xf0) == 0x80)
-                    ? (ctxSpecific[1] & 0x0f) + 2 : 2;
-            ASN1 x509CertificateAttributes = new ASN1(Arrays.copyOfRange(ctxSpecific, ll, ctxSpecific.length));
-
-            cioCert.setEfidOrPath(x509CertificateAttributes.getElementAt(0).getElementAt(0).gvByteArray());
-
-        } else {
-            log.warn("expected CONTEXTSPECIFIC, got 0x{}",
-                    Integer.toHexString(ctxSpecific[0]));
-        }
+        CIOCertificate cioCert = new CIOCertificate(cio);
 
         log.debug("adding {}", cioCert);
         cios.add(cioCert);
@@ -160,8 +139,4 @@ public class CIOCertificateDirectory {
         return cios;
     }
     
-	protected boolean retrieveAuthIdFromASN1() {
-		
-		return RETRIEVE_AUTH_ID_FROM_ASN1;
-	}
 }
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/EFObjectDirectory.java b/smcc/src/main/java/at/gv/egiz/smcc/EFObjectDirectory.java
deleted file mode 100644
index dfa70d91..00000000
--- a/smcc/src/main/java/at/gv/egiz/smcc/EFObjectDirectory.java
+++ /dev/null
@@ -1,190 +0,0 @@
-/*
- * 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 at.gv.egiz.smcc.util.ISO7816Utils;
-import at.gv.egiz.smcc.util.TLV;
-import at.gv.egiz.smcc.util.TLVSequence;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-import javax.smartcardio.CardChannel;
-import javax.smartcardio.CardException;
-import javax.smartcardio.CommandAPDU;
-import javax.smartcardio.ResponseAPDU;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * 
- * @author clemens
- */
-public class EFObjectDirectory {
-
-	protected static final Logger log = LoggerFactory
-			.getLogger(EFObjectDirectory.class);
-
-	protected byte[] fid;
-	private byte[] ef_prkd;
-	private byte[] ef_pukd;
-	private byte[] ef_aod;
-
-	private List<byte[]> ef_cd_list = new ArrayList<byte[]>();;
-
-	private Integer padding;
-
-	public EFObjectDirectory() {
-		fid = new byte[] { (byte) 0x50, (byte) 0x31 };
-	}
-
-	public EFObjectDirectory(byte[] fid) {
-		this.fid = fid;
-	}
-
-	public EFObjectDirectory(int padding) {
-
-		fid = new byte[] { (byte) 0x50, (byte) 0x31 };
-		this.padding = padding;
-
-	}
-
-	/**
-	 * assume DF.CIA selected EF.OD selected afterwards
-	 * 
-	 * @param channel
-	 * @throws CardException
-	 * @throws SignatureCardException
-	 */
-	public void selectAndRead(CardChannel channel) throws CardException,
-			SignatureCardException {
-
-		executeSelect(channel);
-
-		byte[] efod = ISO7816Utils.readTransparentFile(channel, -1);
-
-		for (TLV cio : new TLVSequence(efod)) {
-			int tag = cio.getTag();
-			
-			if (padding != null && tag == padding) {
-				// reached padding - quit record extraction
-				break;
-			}
-
-			byte[] seq = cio.getValue();
-			
-			if ((tag & 0xf0) == 0xa0 && seq.length >= 4) {
-
-				byte[] path = Arrays.copyOfRange(seq, 4, 4 + seq[3]);
-
-				switch (cio.getTag() & 0x0f) {
-				case 0:
-					setEf_prkd(path);
-					break;
-				case 1:
-					setEf_pukd(path);
-					break;
-				case 4:
-					addCdToEf_cd_list(path);
-					break;
-				case 8:
-					setEf_aod(path);
-					break;
-				default:
-					log.warn("CIOChoice 0x{} not supported: ",
-							(cio.getTag() & 0x0f));
-				}
-			} else {
-				log.trace("ignoring invalid CIO reference entry: {}", seq);
-			}
-		}
-	}
-
-	protected void executeSelect(CardChannel channel)
-			throws SignatureCardException, CardException {
-
-		CommandAPDU cmd = new CommandAPDU(0x00, 0xA4, 0x02, 0x00, fid, 256);
-		ResponseAPDU resp = channel.transmit(cmd);
-
-		if (resp.getSW() != 0x9000) {
-			throw new SignatureCardException("SELECT EF.OD failed: SW=0x"
-					+ Integer.toHexString(resp.getSW()));
-		}
-
-	}
-
-	/**
-	 * @return the ef_prkd
-	 */
-	public byte[] getEf_prkd() {
-		return ef_prkd;
-	}
-
-	/**
-	 * @param ef_prkd
-	 *            the ef_prkd to set
-	 */
-	public void setEf_prkd(byte[] ef_prkd) {
-		this.ef_prkd = ef_prkd;
-	}
-
-	/**
-	 * @return the ef_pukd
-	 */
-	public byte[] getEf_pukd() {
-		return ef_pukd;
-	}
-
-	/**
-	 * @param ef_pukd
-	 *            the ef_pukd to set
-	 */
-	public void setEf_pukd(byte[] ef_pukd) {
-		this.ef_pukd = ef_pukd;
-	}
-
-	/**
-	 * @return the ef_aod
-	 */
-	public byte[] getEf_aod() {
-		return ef_aod;
-	}
-
-	public List<byte[]> getEf_cd_list() {
-		return ef_cd_list;
-	}
-
-	public void setEf_cd_list(List<byte[]> ef_cd_list) {
-		this.ef_cd_list = ef_cd_list;
-	}
-
-	public void addCdToEf_cd_list(byte[] ef_cd) {
-
-		this.ef_cd_list.add(ef_cd);
-	}
-
-	/**
-	 * @param ef_aod
-	 *            the ef_aod to set
-	 */
-	public void setEf_aod(byte[] ef_aod) {
-		this.ef_aod = ef_aod;
-	}
-
-}
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/ESDNIeCard.java b/smcc/src/main/java/at/gv/egiz/smcc/ESDNIeCard.java
index a0d426c7..4f1c7610 100644
--- a/smcc/src/main/java/at/gv/egiz/smcc/ESDNIeCard.java
+++ b/smcc/src/main/java/at/gv/egiz/smcc/ESDNIeCard.java
@@ -1,5 +1,7 @@
 package at.gv.egiz.smcc;

 

+import at.gv.egiz.smcc.cio.CIOCertificate;

+import at.gv.egiz.smcc.cio.ObjectDirectory;

 import java.io.ByteArrayOutputStream;

 import java.io.IOException;

 import java.io.InputStream;

@@ -66,11 +68,11 @@ public class ESDNIeCard extends AbstractSignatureCard implements SignatureCard {
 			// Select DF.CIA

 			executeSelectDFCIA(channel);

 

-			EFObjectDirectory efOd = new EFObjectDirectory();

+			ObjectDirectory efOd = new ObjectDirectory();

 			efOd.selectAndRead(channel);

 

 			DNIeCIOCertificateDirectory efPrkd = new DNIeCIOCertificateDirectory(

-					efOd.getEf_prkd());

+					efOd.getPrKDReferences().get(0));

 			efPrkd.selectAndRead(channel);

 

 			byte[] efKey = null;

@@ -155,11 +157,11 @@ public class ESDNIeCard extends AbstractSignatureCard implements SignatureCard {
 

 			byte[] efQcert = null;

 

-			EFObjectDirectory efOd = new EFObjectDirectory();

+			ObjectDirectory efOd = new ObjectDirectory();

 			efOd.selectAndRead(channel);

 

 			DNIeCIOCertificateDirectory efCd = new DNIeCIOCertificateDirectory(

-					efOd.getEf_cd_list().get(0));

+					efOd.getCDReferences().get(0));

 

 			try {

 				efCd.selectAndRead(channel);

diff --git a/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCIOCertificateDirectory.java b/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCIOCertificateDirectory.java
index 0de2b3c1..537154c7 100644
--- a/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCIOCertificateDirectory.java
+++ b/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCIOCertificateDirectory.java
@@ -27,8 +27,6 @@ import at.gv.egiz.smcc.util.TLVSequence;
 

 public class FINEIDCIOCertificateDirectory extends CIOCertificateDirectory {

 

-	protected static final boolean RETRIEVE_AUTH_ID_FROM_ASN1 = Boolean.FALSE;

-	

 	public FINEIDCIOCertificateDirectory(byte[] fid) {

 		

 		super(fid);

@@ -46,11 +44,4 @@ public class FINEIDCIOCertificateDirectory extends CIOCertificateDirectory {
           

           return fd;

       }

-	

-	@Override

-	protected boolean retrieveAuthIdFromASN1() {

-		

-		return RETRIEVE_AUTH_ID_FROM_ASN1;

-	}

-	

 }

diff --git a/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCard.java b/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCard.java
index 32272af8..92371d8e 100644
--- a/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCard.java
+++ b/smcc/src/main/java/at/gv/egiz/smcc/FINEIDCard.java
@@ -17,6 +17,7 @@
 

 package at.gv.egiz.smcc;

 

+import at.gv.egiz.smcc.cio.CIOCertificate;

 import java.io.IOException;

 import java.io.InputStream;

 import java.security.MessageDigest;

@@ -63,7 +64,7 @@ public class FINEIDCard extends AbstractSignatureCard implements SignatureCard {
 

 			// read PRKD to find correct key

 			FINEIDCIOKeyDirectory ef_prkd = new FINEIDCIOKeyDirectory(ef_od

-					.getEf_prkd());

+					.getPrKDReferences().get(0));

 			ef_prkd.selectAndRead(channel);

 

 			byte[] efKey = null;

@@ -93,7 +94,7 @@ public class FINEIDCard extends AbstractSignatureCard implements SignatureCard {
 			}

 

 			// read AOD to find the associated PIN (authId must match)

-			FINEIDAODirectory ef_aod = new FINEIDAODirectory(ef_od.getEf_aod());

+			FINEIDAODirectory ef_aod = new FINEIDAODirectory(ef_od.getAODReferences().get(0));

 			ef_aod.selectAndRead(channel);

 

 			byte[] pinPath = null;

@@ -181,10 +182,10 @@ public class FINEIDCard extends AbstractSignatureCard implements SignatureCard {
 

 			byte[] certPath = null;

 

-			for (int i = 0; i < ef_od.getEf_cd_list().size(); i++) {

+			for (int i = 0; i < ef_od.getCDReferences().size(); i++) {

 

 				FINEIDCIOCertificateDirectory ef_cd = new FINEIDCIOCertificateDirectory(

-						ef_od.getEf_cd_list().get(i));

+						ef_od.getCDReferences().get(i));

 

 				try {

 					ef_cd.selectAndRead(channel);

diff --git a/smcc/src/main/java/at/gv/egiz/smcc/FINEIDEFObjectDirectory.java b/smcc/src/main/java/at/gv/egiz/smcc/FINEIDEFObjectDirectory.java
index 2690d694..ce44a892 100644
--- a/smcc/src/main/java/at/gv/egiz/smcc/FINEIDEFObjectDirectory.java
+++ b/smcc/src/main/java/at/gv/egiz/smcc/FINEIDEFObjectDirectory.java
@@ -17,28 +17,12 @@
 

 package at.gv.egiz.smcc;

 

-import javax.smartcardio.CardChannel;

-import javax.smartcardio.CardException;

-import javax.smartcardio.CommandAPDU;

-import javax.smartcardio.ResponseAPDU;

+import at.gv.egiz.smcc.cio.ObjectDirectory;

 

-public class FINEIDEFObjectDirectory extends EFObjectDirectory {

+public class FINEIDEFObjectDirectory extends ObjectDirectory {

 

 	public FINEIDEFObjectDirectory(int padding) {

 

-		super(padding);

+		super(padding, 0x00);

 	}	

-	

-	@Override

-	protected void executeSelect(CardChannel channel)

-			throws SignatureCardException, CardException {		

-		

-		CommandAPDU cmd = new CommandAPDU(0x00, 0xA4, 0x00, 0x00, fid, 256);

-		ResponseAPDU resp = channel.transmit(cmd);

-

-		if (resp.getSW() != 0x9000) {

-			throw new SignatureCardException("SELECT EF.OD failed: SW=0x"

-					+ Integer.toHexString(resp.getSW()));

-		}

-	}

 }

diff --git a/smcc/src/main/java/at/gv/egiz/smcc/LIEZertifikatCard.java b/smcc/src/main/java/at/gv/egiz/smcc/LIEZertifikatCard.java
index 434f35a1..d84b3228 100644
--- a/smcc/src/main/java/at/gv/egiz/smcc/LIEZertifikatCard.java
+++ b/smcc/src/main/java/at/gv/egiz/smcc/LIEZertifikatCard.java
@@ -18,6 +18,8 @@
 
 package at.gv.egiz.smcc;
 
+import at.gv.egiz.smcc.cio.CIOCertificate;
+import at.gv.egiz.smcc.cio.ObjectDirectory;
 import at.gv.egiz.smcc.pin.gui.PINGUI;
 import at.gv.egiz.smcc.util.ISO7816Utils;
 
@@ -26,6 +28,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
+import java.util.List;
 
 import javax.smartcardio.CardChannel;
 import javax.smartcardio.CardException;
@@ -36,7 +39,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import at.gv.egiz.smcc.util.SMCCHelper;
-import iaik.me.asn1.ASN1;
 import java.util.Arrays;
 import javax.smartcardio.Card;
 import javax.smartcardio.CardTerminal;
@@ -58,13 +60,6 @@ public class LIEZertifikatCard extends AbstractSignatureCard implements Signatur
 
   public static final byte[] EF_CD = new byte[] { (byte) 0x44, (byte) 0x04};
 
-  public static final byte[] CRT_AT = new byte[] {
-    // key 0x81??? (EF.PrKD defines 0x84 and 0x85)
-    (byte) 0x84, (byte) 0x01, (byte) 0x81,
-    //RSA Authentication
-    (byte) 0x89, (byte) 0x02, (byte) 0x23, (byte) 0x13
-  };
-
   public static final byte[] PKCS1_PADDING = new byte[] {
     (byte) 0x30, (byte) 0x21, (byte) 0x30, (byte) 0x09, (byte) 0x06,
     (byte) 0x05, (byte) 0x2b, (byte) 0x0e, (byte) 0x03, (byte) 0x02,
@@ -80,6 +75,9 @@ public class LIEZertifikatCard extends AbstractSignatureCard implements Signatur
           "at/gv/egiz/smcc/LIEZertifikatCard", "pin", KID, AID_SIG, 3);
   protected String name = "LIEZertifikat";
 
+  ObjectDirectory ef_od = new ObjectDirectory();
+  CIOCertificate cioQCert;
+  
   @Override
   public void init(Card card, CardTerminal cardTerminal) {
     super.init(card, cardTerminal);
@@ -106,41 +104,10 @@ public class LIEZertifikatCard extends AbstractSignatureCard implements Signatur
       // SELECT DF.CIA
       execSELECT_AID(channel, AID_SIG);
 
-      EFObjectDirectory ef_od = new EFObjectDirectory();
-      ef_od.selectAndRead(channel);
-
-      CIOCertificateDirectory ef_cd = new CIOCertificateDirectory(ef_od.getEf_cd_list().get(0));
-      ef_cd.selectAndRead(channel);
-
-        byte[] ef_qcert = null;
-        for (CIOCertificate cioCertificate : ef_cd.getCIOs()) {
-            String label = cioCertificate.getLabel();
-            //"Name (qualified signature"
-            if (label != null && label.toLowerCase()
-                    .contains("qualified signature")) {
-                ef_qcert = cioCertificate.getEfidOrPath();
-                log.debug("found certificate: {} (fid={})", label, ef_qcert);
-            }
-        }
-
-        if (ef_qcert == null) {
-            for (CIOCertificate cioCertificate : ef_cd.getCIOs()) {
-                String label = cioCertificate.getLabel();
-                //"TEST LLV APO 2s Liechtenstein Post Qualified CA ID"
-                if (label != null && label.toLowerCase()
-                        .contains("liechtenstein post qualified ca id")) {
-                    ef_qcert = cioCertificate.getEfidOrPath();
-                    log.debug("found certificate: {} (fid={})", label, ef_qcert);
-                }
-            }
-        }
-      
-      if (ef_qcert == null) {
-        throw new NotActivatedException();
-      }
+      ensureCIOQCertificate(channel);
 
       // SELECT CERT, assume efid
-      execSELECT_EF(channel, ef_qcert);
+      execSELECT_EF(channel, cioQCert.getEfidOrPath());
 
       // READ BINARY
       byte[] certificate = ISO7816Utils.readTransparentFileTLV(channel, -1, (byte) 0x30);
@@ -217,7 +184,7 @@ public class LIEZertifikatCard extends AbstractSignatureCard implements Signatur
       // VERIFY
       verifyPINLoop(channel, pinInfo, provider);
       // MANAGE SECURITY ENVIRONMENT : SET SE
-      execMSE_SET(channel, CRT_AT);
+      execMSE_SET(channel, getCRT_AT(channel));
       // PERFORM SECURITY OPERATION : COMPUTE DIGITAL SIGNATURE
       return execINTERNAL_AUTHENTICATE(channel, data.toByteArray());
 
@@ -301,83 +268,6 @@ public class LIEZertifikatCard extends AbstractSignatureCard implements Signatur
     
   }
 
-  protected byte[] execSELECT_MF(CardChannel channel)
-  throws SignatureCardException, CardException {
-
-    // don't add Ne, causes 67:00
-    ResponseAPDU resp = channel.transmit(
-        new CommandAPDU(0x00, 0xA4, 0x00, 0x0c, MF));
-    
-    if (resp.getSW() == 0x6A82) {
-      String msg = "File or application not found FID="
-          + SMCCHelper.toString(MF) + " SW="
-          + Integer.toHexString(resp.getSW()) + ".";
-      log.info(msg);
-      throw new FileNotFoundException(msg);
-    } else if (resp.getSW() != 0x9000) {
-      String msg = "Failed to select FID="
-          + SMCCHelper.toString(MF) + " SW="
-          + Integer.toHexString(resp.getSW()) + ".";
-      log.error(msg);
-      throw new SignatureCardException(msg);
-    } else {
-      return resp.getBytes();
-    }
-
-  }
-  
-
-  /**
-   *
-   * @return null if not found
-   */
-  protected byte[] getFID_QCERT(CardChannel channel)
-  throws SignatureCardException, CardException {
-
-    execSELECT_EF(channel, EF_CD);
-    byte[] cio_cd = ISO7816Utils.readTransparentFile(channel, -1);
-
-    //assume first 'record' is qcert
-    int length = 0;
-    if ((cio_cd[1] & 0xf0) == 0x80) {
-        int ll = cio_cd[1] & 0x7f;
-        for (int i= 0; i < ll; i++) {
-            length = (length << 8) + (cio_cd[2+i] & 0xff);
-        }
-        length += ll + 2;
-    } else {
-        length = (cio_cd[1] & 0xff) + 2;
-    }
-    
-    log.trace("reading CIO.CD[0-{}]", length-1);
-
-    try {
-        ASN1 certificateObj = new ASN1(Arrays.copyOfRange(cio_cd, 0, length));
-        byte[] contextSpecific = certificateObj.getElementAt(2).getEncoded();
-        if ((contextSpecific[0] & 0xff) != 0xa1) {
-            log.warn("expected X509CertificateAttributes (CONTEXTSPECIFIC 0xa1), got {}",
-                    (contextSpecific[0] & 0xff));
-        }
-        int ll = ((contextSpecific[1] & 0xf0) == 0x80)
-                ? (contextSpecific[1] & 0x7f) + 2 : 2;
-
-        ASN1 x509CertificateAttributes = new ASN1(
-                Arrays.copyOfRange(contextSpecific, ll, contextSpecific.length));
-
-        byte[] fid = x509CertificateAttributes.getElementAt(0).getElementAt(0)
-                .gvByteArray();
-        
-        log.debug("reading certificate {} from file {}",
-                certificateObj.getElementAt(0).getElementAt(0).gvString(),
-                toString(fid));
-        
-        return fid;
-    } catch (IOException ex) {
-        log.error("failed to get certificate path: " + ex.getMessage(), ex);
-        return null;
-    }
-  }
-
   protected byte[] execSELECT_EF(CardChannel channel, byte[] fid)
           throws SignatureCardException, CardException {
 
@@ -415,16 +305,6 @@ public class LIEZertifikatCard extends AbstractSignatureCard implements Signatur
     }
   }
 
-  protected void execMSE_RESTORE(CardChannel channel, byte seid)
-      throws CardException, SignatureCardException {
-    ResponseAPDU resp = channel.transmit(
-        new CommandAPDU(0x00, 0x22, 0xf3, seid));
-    if (resp.getSW() != 0x9000) {
-      throw new SignatureCardException("MSE:RESTORE failed: SW="
-          + Integer.toHexString(resp.getSW()));
-    }
-  }
-
   protected byte[] execINTERNAL_AUTHENTICATE(CardChannel channel, byte[] AI)
       throws CardException, SignatureCardException {
     ResponseAPDU resp;
@@ -443,4 +323,69 @@ public class LIEZertifikatCard extends AbstractSignatureCard implements Signatur
     }
   }
 
+    private void ensureCIOQCertificate(CardChannel channel) throws IOException, CardException, NotActivatedException, SignatureCardException {
+
+        if (cioQCert != null) {
+            return;
+        }
+        
+        List<CIOCertificate> certCIOs = ef_od.getCD(channel).getCIOs(channel);
+
+        for (CIOCertificate cio : certCIOs) {
+
+            String label = cio.getLabel();
+            //"Name (qualified signature"
+            if (label != null && label.toLowerCase().contains("qualified signature")) {
+                log.debug("found certificate: {} (fid={})", label,
+                        toString(cio.getEfidOrPath()));
+                cioQCert = cio;
+            }
+        }
+        //fallback for old cards
+        if (cioQCert == null) {
+            for (CIOCertificate cio : certCIOs) {
+                String label = cio.getLabel();
+                //"TEST LLV APO 2s Liechtenstein Post Qualified CA ID"
+                if (label != null && label.toLowerCase().contains("liechtenstein post qualified ca id")) {
+                    log.debug("found certificate: {} (fid={})", label,
+                        toString(cio.getEfidOrPath()));
+                    cioQCert = cio;
+                }
+            }
+        }
+
+        if (cioQCert == null) {
+            throw new NotActivatedException();
+        }
+    }
+
+    protected byte[] getCRT_AT(CardChannel channel) throws CardException, SignatureCardException, IOException {
+
+        ensureCIOQCertificate(channel);
+        List<CIOCertificate> keyCIOs = ef_od.getPrKD(channel).getCIOs(channel);
+
+      int i = 1;
+      for (CIOCertificate cio : keyCIOs) {
+        if (Arrays.equals(cio.getiD(), cioQCert.getiD())) {
+
+            byte[] CRT_AT = new byte[] {
+                  // 1-byte keyReference
+                  (byte) 0x84, (byte) 0x01, (byte) (0x80 | (0x7f & i)),
+                  // 3-byte keyReference
+        //          (byte) 0x84, (byte) 0x03, (byte) 0x80, (byte) 0x01, (byte) 0xff,
+                  //RSA Authentication
+                  (byte) 0x89, (byte) 0x02, (byte) 0x23, (byte) 0x13
+              };
+
+              return CRT_AT;
+        }
+        i++;
+      }
+
+      log.error("no PrK CIO corresponding to QCert {} found", toString(cioQCert.getiD()));
+      throw new SignatureCardException("could not determine PrK for QCert " + toString(cioQCert.getiD()));
+      
+  }
+
+
 }
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/CIOCertificate.java b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIO.java
index 6a778245..a7ffb9c7 100644
--- a/smcc/src/main/java/at/gv/egiz/smcc/CIOCertificate.java
+++ b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIO.java
@@ -15,33 +15,31 @@
 * limitations under the License.
 */
 
-package at.gv.egiz.smcc;
+package at.gv.egiz.smcc.cio;
 
 /**
  *
  * @author clemens
  */
-public class CIOCertificate {
+public abstract class CIO {
 
     /** CommonObjectAttributes */
-    private String label;
-    private byte[] authId;
-
-    /** CommonCertificateAttributes */
-    private byte[] iD;
-
-    /** X509CertificateAttributes*/
-    private byte[] efidOrPath;
-    private int serialNumber;
+    protected String label;
+    protected byte[] authId;
 
     /**
-     * @return the label
+     * @return the authId
      */
+    public byte[] getAuthId() {
+        return authId;
+    }
+
     public String getLabel() {
         return label;
     }
 
     /**
+     * @deprecated
      * @param label the label to set
      */
     public void setLabel(String label) {
@@ -49,66 +47,16 @@ public class CIOCertificate {
     }
 
     /**
-     * @return the authId
-     */
-    public byte[] getAuthId() {
-        return authId;
-    }
-
-    /**
+     * @deprecated 
      * @param authId the authId to set
      */
     public void setAuthId(byte[] authId) {
         this.authId = authId;
     }
 
-    /**
-     * @return the iD
-     */
-    public byte[] getiD() {
-        return iD;
-    }
-
-    /**
-     * @param iD the iD to set
-     */
-    public void setiD(byte[] iD) {
-        this.iD = iD;
-    }
-
-    /**
-     * @return the efidOrPath
-     */
-    public byte[] getEfidOrPath() {
-        return efidOrPath;
-    }
-
-    /**
-     * @param efidOrPath the efidOrPath to set
-     */
-    public void setEfidOrPath(byte[] efidOrPath) {
-        this.efidOrPath = efidOrPath;
-    }
-
-    /**
-     * @return the serialNumber
-     */
-    public int getSerialNumber() {
-        return serialNumber;
-    }
-
-    /**
-     * @param serialNumber the serialNumber to set
-     */
-    public void setSerialNumber(int serialNumber) {
-        this.serialNumber = serialNumber;
-    }
-
     @Override
     public String toString() {
-        return "CIOCertificate " + label;
+        return "CIO " + label;
     }
 
-
-    
 }
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/cio/CIOCertificate.java b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIOCertificate.java
new file mode 100644
index 00000000..1a9090ad
--- /dev/null
+++ b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIOCertificate.java
@@ -0,0 +1,118 @@
+/*
+* 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.cio;
+
+import iaik.me.asn1.ASN1;
+import java.io.IOException;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ *
+ * @author clemens
+ */
+public class CIOCertificate extends CIO {
+
+    protected static final Logger log = LoggerFactory.getLogger(CIOCertificate.class);
+
+    /** CommonCertificateAttributes */
+    private byte[] iD;
+
+    /** X509CertificateAttributes*/
+    private byte[] efidOrPath;
+    private int serialNumber;
+
+    public CIOCertificate(byte[] cio) throws IOException {
+
+        ASN1 x509Certificate = new ASN1(cio);
+        ASN1 commonObjAttrs = x509Certificate.getElementAt(0);
+        label = commonObjAttrs.getElementAt(0).gvString();
+        try {
+            // FINeID does not provide authId
+            authId = commonObjAttrs.getElementAt(2).gvByteArray();
+        } catch (IOException e) {
+            log.info("failed to get authId from CommonObjectAttributes: {}", e.getMessage());
+        }
+
+        iD = x509Certificate.getElementAt(1).getElementAt(0).gvByteArray();
+
+        //read CONTEXTSPECIFIC manually
+        byte[] ctxSpecific = x509Certificate.getElementAt(x509Certificate.getSize()-1).getEncoded();
+        if ((ctxSpecific[0] & 0xff) == 0xa1) {
+            int ll = ((ctxSpecific[1] & 0xf0) == 0x80)
+                    ? (ctxSpecific[1] & 0x0f) + 2 : 2;
+            ASN1 x509CertificateAttributes = new ASN1(Arrays.copyOfRange(ctxSpecific, ll, ctxSpecific.length));
+
+            efidOrPath = x509CertificateAttributes.getElementAt(0).getElementAt(0).gvByteArray();
+
+        } else {
+            log.warn("expected CONTEXTSPECIFIC, got 0x{}",
+                    Integer.toHexString(ctxSpecific[0]));
+        }
+
+    }
+
+    /**
+     * @return the iD
+     */
+    public byte[] getiD() {
+        return iD;
+    }
+
+    /**
+     * @param iD the iD to set
+     */
+    public void setiD(byte[] iD) {
+        this.iD = iD;
+    }
+
+    /**
+     * @return the efidOrPath
+     */
+    public byte[] getEfidOrPath() {
+        return efidOrPath;
+    }
+
+    /**
+     * @deprecated
+     * @param efidOrPath the efidOrPath to set
+     */
+    public void setEfidOrPath(byte[] efidOrPath) {
+        this.efidOrPath = efidOrPath;
+    }
+
+    /**
+     * @deprecated
+     * @return the serialNumber
+     */
+    public int getSerialNumber() {
+        return serialNumber;
+    }
+
+    /**
+     * @deprecated 
+     * @param serialNumber the serialNumber to set
+     */
+    public void setSerialNumber(int serialNumber) {
+        this.serialNumber = serialNumber;
+    }
+
+
+    
+}
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/cio/CIOCertificateDirectory.java b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIOCertificateDirectory.java
new file mode 100644
index 00000000..67e183fd
--- /dev/null
+++ b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIOCertificateDirectory.java
@@ -0,0 +1,57 @@
+/*
+ * 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.cio;
+
+import at.gv.egiz.smcc.SignatureCardException;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import javax.smartcardio.CardChannel;
+import javax.smartcardio.CardException;
+
+/**
+ *
+ * @author clemens
+ */
+public abstract class CIOCertificateDirectory extends CIODirectoryFile {
+
+    protected List<CIOCertificate> cios;
+
+    public CIOCertificateDirectory(List<byte[]> DF_FIDs) {
+        super(DF_FIDs);
+    }
+
+    @Override
+    protected void addCIO(byte[] cio) throws IOException {
+
+        CIOCertificate cioCert = new CIOCertificate(cio);
+        
+        log.debug("adding {}", cioCert);
+        cios.add(cioCert);
+
+    }
+
+    @Override
+    public List<CIOCertificate> getCIOs(CardChannel channel) throws CardException, SignatureCardException, IOException {
+        if (cios == null) {
+            cios = new ArrayList<CIOCertificate>();
+            readCIOs(channel);
+        }
+        return cios;
+    }
+}
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/cio/CIODirectoryFile.java b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIODirectoryFile.java
new file mode 100644
index 00000000..2d2fd03d
--- /dev/null
+++ b/smcc/src/main/java/at/gv/egiz/smcc/cio/CIODirectoryFile.java
@@ -0,0 +1,128 @@
+/*
+ * 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.cio;
+
+import at.gv.egiz.smcc.SignatureCardException;
+import at.gv.egiz.smcc.util.ISO7816Utils;
+import at.gv.egiz.smcc.util.TLVSequence;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.List;
+import javax.smartcardio.CardChannel;
+import javax.smartcardio.CardException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ *
+ * @author clemens
+ */
+public abstract class CIODirectoryFile {
+
+    protected static final Logger log = LoggerFactory.getLogger(CIODirectoryFile.class);
+    
+    protected List<byte[]> DF_FIDs;
+
+    public CIODirectoryFile(List<byte[]> DF_FIDs) {
+        this.DF_FIDs = DF_FIDs;
+    }
+
+    /**
+     * assume DF.CIA selected
+     * (one of) CIO.CD selected afterwards
+     *
+     * TODO: make abstract, implementation knows how to read file. only provide utility methods
+     *
+     * @param channel
+     * @throws CardException
+     * @throws SignatureCardException
+     * @throws IOException if ASN.1 structure cannot be parsed
+     */
+    public void readCIOs(CardChannel channel)
+            throws CardException, SignatureCardException, IOException {
+
+        for (byte[] fid : DF_FIDs) {
+            byte[] fd = selectDirectoryFile(channel, fid);
+            if ((fd[0] & 0x04) > 0) {
+                readCIOsFromRecords(channel, fd);
+            } else if ((fd[0] & 0x05) == 0x01) {
+                readCIOsFromTransparentFile(channel);
+            }
+        }
+    }
+
+    /**
+     * card specific implementation to select a CIO DF file and return its file descriptor
+     * @param channel
+     * @param fid
+     * @return file descriptor
+     * @throws CardException
+     */
+    protected abstract byte[] selectDirectoryFile(CardChannel channel, byte[] fid) throws CardException;
+
+
+    protected void readCIOsFromRecords(CardChannel channel, byte[] fd) throws CardException, SignatureCardException, IOException {
+
+        for (int r = 1; r < fd[fd.length - 1]; r++) {
+            log.trace("read CIO record {}", r);
+            byte[] record = ISO7816Utils.readRecord(channel, r);
+            addCIO(record);
+        }
+    }
+
+
+    protected void readCIOsFromTransparentFile(CardChannel channel) throws CardException, SignatureCardException, IOException {
+
+    	byte[] ef = ISO7816Utils.readTransparentFile(channel, -1);
+
+        int i = 0;
+        int j;
+
+        do {
+            int length = 0;
+            int ll = 0;
+            if ((ef[i + 1] & 0xf0) == 0x80) {
+                ll = ef[i + 1] & 0x7f;
+                for (int it = 0; it < ll; it++) {
+                    length = (length << 8) + (ef[i + it + 2] & 0xff);
+                }
+            } else {
+                length = (ef[i + 1] & 0xff);
+            }
+
+            log.trace("read CIO transparent file entry: tag 0x{}, length 0x{}",
+                    Integer.toHexString(ef[i]),
+                    Integer.toHexString(length));
+
+            j = i + 2 + ll + length;
+            addCIO(Arrays.copyOfRange(ef, i, j));
+            i = j;
+        } while (i < ef.length && ef[i] > 0);
+
+    }
+
+
+    
+    /**
+     * CIO specific (Cert/PrK/AO/... CIO)
+     * @param cio
+     */
+    protected abstract void addCIO(byte[] cio) throws IOException;
+
+    public abstract List<? extends CIO> getCIOs(CardChannel channel) throws CardException, SignatureCardException, IOException;
+}
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/cio/LIEZertifikatCertificateDirectory.java b/smcc/src/main/java/at/gv/egiz/smcc/cio/LIEZertifikatCertificateDirectory.java
new file mode 100644
index 00000000..40d5c7b9
--- /dev/null
+++ b/smcc/src/main/java/at/gv/egiz/smcc/cio/LIEZertifikatCertificateDirectory.java
@@ -0,0 +1,48 @@
+/*
+ * 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.cio;
+
+import at.gv.egiz.smcc.cio.CIOCertificateDirectory;
+import at.gv.egiz.smcc.util.ISO7816Utils;
+import at.gv.egiz.smcc.util.TLVSequence;
+import java.util.List;
+import javax.smartcardio.CardChannel;
+import javax.smartcardio.CardException;
+import javax.smartcardio.CommandAPDU;
+import javax.smartcardio.ResponseAPDU;
+
+/**
+ *
+ * @author clemens
+ */
+public class LIEZertifikatCertificateDirectory extends CIOCertificateDirectory {
+
+    public LIEZertifikatCertificateDirectory(List<byte[]> DF_FIDs) {
+        super(DF_FIDs);
+    }
+
+    @Override
+    protected byte[] selectDirectoryFile(CardChannel channel, byte[] fid) throws CardException {
+
+        CommandAPDU cmd = new CommandAPDU(0x00, 0xA4, 0x02, ISO7816Utils.P2_FCP, fid, 256);
+        ResponseAPDU resp = channel.transmit(cmd);
+
+        byte[] fcp = new TLVSequence(resp.getBytes()).getValue(ISO7816Utils.TAG_FCP);
+        return new TLVSequence(fcp).getValue(0x82);
+
+    }
+}
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/cio/ObjectDirectory.java b/smcc/src/main/java/at/gv/egiz/smcc/cio/ObjectDirectory.java
new file mode 100644
index 00000000..3ab954ee
--- /dev/null
+++ b/smcc/src/main/java/at/gv/egiz/smcc/cio/ObjectDirectory.java
@@ -0,0 +1,208 @@
+/*
+ * 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.cio;
+
+import at.gv.egiz.smcc.SignatureCardException;
+import at.gv.egiz.smcc.util.ISO7816Utils;
+import at.gv.egiz.smcc.util.TLV;
+import at.gv.egiz.smcc.util.TLVSequence;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import javax.smartcardio.CardChannel;
+import javax.smartcardio.CardException;
+import javax.smartcardio.CommandAPDU;
+import javax.smartcardio.ResponseAPDU;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * TODO ObjectDirectory has access to card filesystem (to readTransparentFile(fid))
+ * 
+ * @author clemens
+ */
+public class ObjectDirectory {
+
+	protected static final Logger log = LoggerFactory
+			.getLogger(ObjectDirectory.class);
+
+	protected byte[] fid;
+
+        protected CIOCertificateDirectory efCD;
+        /** TODO */
+        protected CIOCertificateDirectory efPrKD;
+
+        /** References to CIO EFs */
+	private List<byte[]> PrKD_refs;
+	private List<byte[]> PuKD_refs;
+	private List<byte[]> AOD_refs;
+	private List<byte[]> CD_refs;
+
+	private Integer padding;
+        private int P1 = 0x02;
+
+	public ObjectDirectory() {
+		fid = new byte[] { (byte) 0x50, (byte) 0x31 };
+	}
+
+	public ObjectDirectory(byte[] fid) {
+		this.fid = fid;
+	}
+
+        /**
+         * @deprecated check while reading if tag is valid
+         * @param padding
+         */
+	public ObjectDirectory(int padding, int p1) {
+
+		fid = new byte[] { (byte) 0x50, (byte) 0x31 };
+		this.padding = padding;
+                this.P1 = p1;
+	}
+
+        /**
+	 * assume DF.CIA selected EF.OD selected afterwards
+	 *
+         * @deprecated will be made private, use getCD/... instead
+         * 
+	 * @param channel
+	 * @throws CardException
+	 * @throws SignatureCardException
+	 */
+	 public void selectAndRead(CardChannel channel) throws CardException,
+			SignatureCardException {
+
+		CommandAPDU cmd = new CommandAPDU(0x00, 0xA4, P1, 0x00, fid, 256);
+		ResponseAPDU resp = channel.transmit(cmd);
+
+		if (resp.getSW() != 0x9000) {
+			throw new SignatureCardException("SELECT EF.OD failed: SW=0x"
+					+ Integer.toHexString(resp.getSW()));
+		}
+
+		byte[] efod = ISO7816Utils.readTransparentFile(channel, -1);
+
+                PrKD_refs = new ArrayList<byte[]>();
+                PuKD_refs = new ArrayList<byte[]>();
+                AOD_refs = new ArrayList<byte[]>();
+                CD_refs = new ArrayList<byte[]>();
+
+		for (TLV cio : new TLVSequence(efod)) {
+			int tag = cio.getTag();
+
+                        //TODO FIN EID: check if unknown tag and tag length > array
+			if (padding != null && tag == padding) {
+				// reached padding - quit record extraction
+				break;
+			}
+
+			byte[] seq = cio.getValue();
+			
+			if ((tag & 0xf0) == 0xa0 && seq.length >= 4) {
+
+				byte[] path = Arrays.copyOfRange(seq, 4, 4 + seq[3]);
+
+				switch (cio.getTag() & 0x0f) {
+				case 0:
+					PrKD_refs.add(path);
+					break;
+				case 1:
+					PuKD_refs.add(path);
+					break;
+				case 4:
+					CD_refs.add(path);
+					break;
+				case 8:
+					AOD_refs.add(path);
+					break;
+				default:
+					log.warn("CIOChoice 0x{} not supported: ",
+							(cio.getTag() & 0x0f));
+				}
+			} else {
+				log.trace("ignoring invalid CIO reference entry: {}", seq);
+			}
+		}
+	}
+
+        /**
+         *
+         * @return the CertificateDirectory CIO file referenced in this EF.OD.
+         * If multiple directory files are referenced, the returned CD covers
+         * all of them.
+         */
+        public CIOCertificateDirectory getCD(CardChannel channel) throws CardException, SignatureCardException {
+
+            if (efCD == null) {
+        
+                if (CD_refs == null) {
+                    selectAndRead(channel);
+                }
+                efCD = new LIEZertifikatCertificateDirectory(CD_refs);
+            }
+            return efCD;
+        }
+
+        public CIOCertificateDirectory getPrKD(CardChannel channel)  throws CardException, SignatureCardException {
+
+            if (efPrKD == null) {
+
+                if (PrKD_refs == null) {
+                    selectAndRead(channel);
+                }
+                efPrKD = new LIEZertifikatCertificateDirectory(PrKD_refs);
+            }
+            return efPrKD;
+        }
+
+
+
+        /**
+         * @deprecated use getPrKD instead
+         * @return the references (FIDs) of the CIO files
+         */
+        public List<byte[]> getPrKDReferences() {
+		return PrKD_refs;
+	}
+
+        /**
+         * @deprecated use getPuKD instead
+         * @return the references (FIDs) of the CIO files
+         */
+        public List<byte[]> getPuKDReferences() {
+		return PuKD_refs;
+	}
+
+	/**
+         * @deprecated use getAOD instead
+         * @return the references (FIDs) of the CIO files
+         */
+        public List<byte[]> getAODReferences() {
+		return AOD_refs;
+	}
+
+	/**
+         * @deprecated use getCD instead
+         * @return the references (FIDs) of the CIO files
+         */
+        public List<byte[]> getCDReferences() {
+		return CD_refs;
+	}
+}