implement SharePIN

.idea/.name

-passportApplet
\ No newline at end of file

.idea/misc.xml

@@ -7,4 +7,7 @@
   <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
+  <component name="ProjectType">
+    <option name="id" value="jpab" />
+  </component>
 </project>
\ No newline at end of file

src/main/java/josh/passport/PassportApplet.java

@@ -22,13 +22,7 @@
 
 package josh.passport;
 
-import javacard.framework.APDU;
-import javacard.framework.Applet;
-import javacard.framework.CardRuntimeException;
-import javacard.framework.ISO7816;
-import javacard.framework.ISOException;
-import javacard.framework.JCSystem;
-import javacard.framework.Util;
+import javacard.framework.*;
 import javacard.security.RandomData;
 import javacard.security.Signature;
 import javacardx.crypto.Cipher;
@@ -46,7 +40,7 @@ import javacardx.crypto.Cipher;
  * 
  * @version $Revision$
  */
-public class PassportApplet extends Applet implements ISO7816 {
+public class PassportApplet extends Applet implements ISO7816, SharePIN {
     static byte volatileState[];
 
     static byte persistentState;
@@ -1114,4 +1108,33 @@ public class PassportApplet extends Applet implements ISO7816 {
         return (volatileState[0] & TERMINAL_AUTHENTICATED) == TERMINAL_AUTHENTICATED;
     }
 
+
+    byte[] sharedPIN = new byte[]{'t','e','s','t','p','i','n',};
+    final short sharedSecret = (short)87;
+
+    @Override
+    public Shareable getShareableInterfaceObject(AID aid, byte b) {
+        if(aid.equals(new byte[]{(byte)0xa0,(byte)0x00,(byte)0x00,(byte)0x06,(byte)0x47,(byte)0x2f,(byte)0x00,(byte)0x01}, (short)0, (byte)0)){
+            return this;
+        }
+        return this;
+    }
+
+    @Override
+    public void setSharedPIN(byte[] apduBuffer, short offset, short length) {
+        sharedPIN = new byte[length];
+        JCSystem.requestObjectDeletion();
+        Util.arrayCopy(apduBuffer, offset, sharedPIN, (short)0, length );
+    }
+
+    @Override
+    public short getSharedPIN(byte[] apduBuffer, short offset) {
+        Util.arrayCopy(sharedPIN, (short)0 , apduBuffer, offset, (short) sharedPIN.length );
+        return (short)sharedPIN.length;
+    }
+
+    @Override
+    public short getSecret() {
+        return sharedSecret;
+    }
 }

src/main/java/josh/passport/SharePIN.java

+package josh.passport;
+
+import javacard.framework.Shareable;
+
+public interface SharePIN extends Shareable {
+	void setSharedPIN(byte[] apduBuffer, short offset, short length);
+	short getSharedPIN(byte[] apduBuffer, short offset);
+
+	short getSecret();
+}