mirror of git://gcc.gnu.org/git/gcc.git
				
				
				
			
		
			
				
	
	
		
			276 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			Java
		
	
	
	
			
		
		
	
	
			276 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			Java
		
	
	
	
| /* X509CRLEntry.java -- an entry in a X.509 CRL.
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|    Copyright (C) 2003, 2004, 2010  Free Software Foundation, Inc.
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| 
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| This file is part of GNU Classpath.
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| 
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| GNU Classpath is free software; you can redistribute it and/or modify
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| it under the terms of the GNU General Public License as published by
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| the Free Software Foundation; either version 2, or (at your option)
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| any later version.
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| 
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| GNU Classpath is distributed in the hope that it will be useful, but
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| WITHOUT ANY WARRANTY; without even the implied warranty of
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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| General Public License for more details.
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| 
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| You should have received a copy of the GNU General Public License
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| along with GNU Classpath; see the file COPYING.  If not, write to the
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| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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| 02110-1301 USA.
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| 
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| Linking this library statically or dynamically with other modules is
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| making a combined work based on this library.  Thus, the terms and
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| conditions of the GNU General Public License cover the whole
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| combination.
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| 
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| As a special exception, the copyright holders of this library give you
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| permission to link this library with independent modules to produce an
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| executable, regardless of the license terms of these independent
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| modules, and to copy and distribute the resulting executable under
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| terms of your choice, provided that you also meet, for each linked
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| independent module, the terms and conditions of the license of that
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| module.  An independent module is a module which is not derived from
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| or based on this library.  If you modify this library, you may extend
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| this exception to your version of the library, but you are not
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| obligated to do so.  If you do not wish to do so, delete this
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| exception statement from your version. */
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| 
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| 
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| package gnu.java.security.x509;
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| 
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| import gnu.java.security.Configuration;
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| import gnu.java.security.OID;
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| import gnu.java.security.der.DERReader;
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| import gnu.java.security.der.DERValue;
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| import gnu.java.security.x509.ext.Extension;
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| 
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| import java.io.IOException;
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| import java.math.BigInteger;
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| import java.security.cert.CRLException;
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| import java.util.Collection;
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| import java.util.Collections;
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| import java.util.Date;
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| import java.util.HashMap;
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| import java.util.HashSet;
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| import java.util.Iterator;
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| import java.util.Set;
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| import java.util.logging.Logger;
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| 
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| /**
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|  * A single entry in a X.509 certificate revocation list.
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|  *
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|  * @see X509CRL
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|  * @author Casey Marshall
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|  */
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| class X509CRLEntry extends java.security.cert.X509CRLEntry
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|   implements GnuPKIExtension
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| {
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|   private static final Logger log = Configuration.DEBUG ?
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|                         Logger.getLogger(X509CRLEntry.class.getName()) : null;
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| 
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|   /** The DER encoded form of this CRL entry. */
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|   private byte[] encoded;
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| 
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|   /** The revoked certificate's serial number. */
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|   private BigInteger serialNo;
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| 
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|   /** The date the certificate was revoked. */
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|   private Date revocationDate;
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| 
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|   /** The CRL entry extensions. */
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|   private HashMap extensions;
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| 
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|   // Constructor.
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|   // ------------------------------------------------------------------------
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| 
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|   /**
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|    * Create a new X.509 certificate revocation list entry from the given
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|    * input stream and CRL version number.
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|    *
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|    * @param version The CRL version.
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|    * @param encoded The stream of DER bytes.
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|    * @throws CRLException If the ASN.1 structure is invalid.
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|    * @throws IOException  If the bytes cannot be read.
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|    */
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|   X509CRLEntry(int version, DERReader encoded)
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|     throws CRLException, IOException
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|   {
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|     super();
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|     extensions = new HashMap();
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|     try
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|       {
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|         parse(version, encoded);
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|       }
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|     catch (IOException ioe)
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|       {
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|         throw ioe;
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|       }
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|     catch (Exception x)
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|       {
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|         throw new CRLException(x.toString());
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|       }
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|   }
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| 
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|   // X509CRLEntry methods.
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|   // ------------------------------------------------------------------------
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| 
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|   public boolean equals(Object o)
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|   {
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|     if (!(o instanceof X509CRLEntry))
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|       return false;
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|     return ((X509CRLEntry) o).getSerialNumber().equals(serialNo) &&
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|            ((X509CRLEntry) o).getRevocationDate().equals(revocationDate);
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|   }
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| 
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|   public int hashCode()
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|   {
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|     return serialNo.hashCode();
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|   }
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| 
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|   public byte[] getEncoded() throws CRLException
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|   {
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|     return (byte[]) encoded.clone();
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|   }
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| 
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|   public BigInteger getSerialNumber()
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|   {
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|     return serialNo;
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|   }
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| 
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|   public Date getRevocationDate()
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|   {
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|     return (Date) revocationDate.clone();
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|   }
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| 
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|   public boolean hasExtensions()
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|   {
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|     return ! extensions.isEmpty();
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|   }
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| 
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|   public String toString()
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|   {
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|     return "X509CRLEntry serial=" + serialNo + " revocation date="
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|       + revocationDate + " ext=" + extensions;
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|   }
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| 
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|   // X509Extension methods.
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|   // -------------------------------------------------------------------------
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| 
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|   public boolean hasUnsupportedCriticalExtension()
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|   {
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|     for (Iterator it = extensions.values().iterator(); it.hasNext(); )
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|       {
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|         Extension e = (Extension) it.next();
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|         if (e.isCritical() && !e.isSupported())
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|           return true;
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|       }
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|     return false;
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|   }
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| 
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|   public Set getCriticalExtensionOIDs()
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|   {
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|     HashSet s = new HashSet();
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|     for (Iterator it = extensions.values().iterator(); it.hasNext(); )
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|       {
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|         Extension e = (Extension) it.next();
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|         if (e.isCritical())
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|           s.add(e.getOid().toString());
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|       }
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|     return Collections.unmodifiableSet(s);
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|   }
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| 
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|   public Set getNonCriticalExtensionOIDs()
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|   {
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|     HashSet s = new HashSet();
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|     for (Iterator it = extensions.values().iterator(); it.hasNext(); )
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|       {
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|         Extension e = (Extension) it.next();
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|         if (!e.isCritical())
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|           s.add(e.getOid().toString());
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|       }
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|     return Collections.unmodifiableSet(s);
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|   }
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| 
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|   public byte[] getExtensionValue(String oid)
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|   {
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|     Extension e = getExtension(new OID(oid));
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|     if (e != null)
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|       {
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|         return e.getValue().getEncoded();
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|       }
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|     return null;
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|   }
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| 
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|   // GnuPKIExtension method.
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|   // -------------------------------------------------------------------------
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| 
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|   public Extension getExtension(OID oid)
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|   {
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|     return (Extension) extensions.get(oid);
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|   }
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| 
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|   public Collection getExtensions()
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|   {
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|     return extensions.values();
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|   }
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| 
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|   // Own methods.
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|   // -------------------------------------------------------------------------
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| 
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|   private void parse(int version, DERReader der) throws Exception
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|   {
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|     // RevokedCertificate ::= SEQUENCE {
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|     DERValue entry = der.read();
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|     if (Configuration.DEBUG)
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|       log.fine("start CRL entry   len == " + entry.getLength());
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|     if (!entry.isConstructed())
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|       throw new IOException("malformed revokedCertificate");
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|     encoded = entry.getEncoded();
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|     int len = 0;
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|     if (Configuration.DEBUG)
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|       log.fine("encoded entry:\n" + Util.hexDump(encoded, ">>>> "));
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| 
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|     //   userCertificate   CertificateSerialNumber,
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|     DERValue val = der.read();
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|     serialNo = (BigInteger) val.getValue();
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|     len += val.getEncodedLength();
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|     if (Configuration.DEBUG)
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|       log.fine("userCertificate == " + serialNo + "  current count == " + len);
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| 
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|     //   revocationDate   Time,
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|     val = der.read();
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|     revocationDate = (Date) val.getValue();
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|     len += val.getEncodedLength();
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|     if (Configuration.DEBUG)
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|       log.fine("revocationDate == " + revocationDate + "  current count == "
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|                + len);
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|     //   crlEntryExtensions   Extensions OPTIONAL
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|     //                          -- if present MUST be v2
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|     if (len < entry.getLength())
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|       {
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|         if (version < 2)
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|           throw new IOException("extra data in CRL entry");
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|         DERValue exts = der.read();
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|         if (!exts.isConstructed())
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|           throw new IOException("malformed Extensions");
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|         if (Configuration.DEBUG)
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|           log.fine("start Extensions  len == " + exts.getLength());
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|         len = 0;
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|         while (len < exts.getLength())
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|           {
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|             val = der.read();
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|             if (!val.isConstructed())
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|               throw new IOException("malformed Extension");
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|             if (Configuration.DEBUG)
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|               log.fine("start Extension  len == " + val.getLength());
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|             Extension e = new Extension(val.getEncoded());
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|             extensions.put(e.getOid(), e);
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|             der.skip(val.getLength());
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|             len += val.getEncodedLength();
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|             if (Configuration.DEBUG)
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|               log.fine("current count == " + len);
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|           }
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|       }
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|   }
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| }
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