package org.bouncycastle.jce.provider; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.math.BigInteger; import java.security.cert.CRLException; import java.security.cert.X509CRLEntry; import java.util.Date; import java.util.Enumeration; import java.util.HashSet; import java.util.Set; import org.bouncycastle.asn1.DERObjectIdentifier; import org.bouncycastle.asn1.DEROutputStream; import org.bouncycastle.asn1.x509.TBSCertList; import org.bouncycastle.asn1.x509.X509Extension; import org.bouncycastle.asn1.x509.X509Extensions; /** * The following extensions are listed in RFC 2459 as relevant to CRL Entries * * ReasonCode * Hode Instruction Code * Invalidity Date * Certificate Issuer (critical) */ public class X509CRLEntryObject extends X509CRLEntry { private TBSCertList.CRLEntry c; public X509CRLEntryObject( TBSCertList.CRLEntry c) { this.c = c; } /** * Will return true if any extensions are present and marked * as critical as we currently dont handle any extensions! */ public boolean hasUnsupportedCriticalExtension() { Set extns = getCriticalExtensionOIDs(); if ( extns != null && !extns.isEmpty() ) { return true; } return false; } private Set getExtensionOIDs(boolean critical) { X509Extensions extensions = c.getExtensions(); if ( extensions != null ) { HashSet set = new HashSet(); Enumeration e = extensions.oids(); while (e.hasMoreElements()) { DERObjectIdentifier oid = (DERObjectIdentifier)e.nextElement(); X509Extension ext = extensions.getExtension(oid); if (critical == ext.isCritical()) { set.add(oid.getId()); } } return set; } return null; } public Set getCriticalExtensionOIDs() { return getExtensionOIDs(true); } public Set getNonCriticalExtensionOIDs() { return getExtensionOIDs(false); } public byte[] getExtensionValue(String oid) { X509Extensions exts = c.getExtensions(); if (exts != null) { X509Extension ext = exts.getExtension(new DERObjectIdentifier(oid)); if (ext != null) { return ext.getValue().getOctets(); } } return null; } public byte[] getEncoded() throws CRLException { ByteArrayOutputStream bOut = new ByteArrayOutputStream(); DEROutputStream dOut = new DEROutputStream(bOut); try { dOut.writeObject(c); return bOut.toByteArray(); } catch (IOException e) { throw new CRLException(e.toString()); } } public BigInteger getSerialNumber() { return c.getUserCertificate().getValue(); } public Date getRevocationDate() { return c.getRevocationDate().getDate(); } public boolean hasExtensions() { return c.getExtensions() != null; } public String toString() { StringBuffer buf = new StringBuffer(); String nl = System.getProperty("line.separator"); buf.append(" userCertificate: " + this.getSerialNumber() + nl); buf.append(" revocationDate: " + this.getRevocationDate() + nl); X509Extensions extensions = c.getExtensions(); if ( extensions != null ) { Enumeration e = extensions.oids(); if ( e.hasMoreElements() ) { buf.append(" crlEntryExtensions:" + nl); while ( e.hasMoreElements() ) { DERObjectIdentifier oid = (DERObjectIdentifier)e.nextElement(); X509Extension ext = extensions.getExtension(oid); buf.append(ext); } } } return buf.toString(); } }