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package org.spongycastle.asn1.x509;
import java.io.IOException;
import org.spongycastle.asn1.ASN1EncodableVector;
import org.spongycastle.asn1.ASN1GeneralizedTime;
import org.spongycastle.asn1.ASN1Integer;
import org.spongycastle.asn1.ASN1Sequence;
import org.spongycastle.asn1.ASN1UTCTime;
import org.spongycastle.asn1.DEROctetString;
import org.spongycastle.asn1.DERSequence;
import org.spongycastle.asn1.DERTaggedObject;
import org.spongycastle.asn1.x500.X500Name;
/**
* Generator for Version 2 TBSCertList structures.
* <pre>
* TBSCertList ::= SEQUENCE {
* version Version OPTIONAL,
* -- if present, shall be v2
* signature AlgorithmIdentifier,
* issuer Name,
* thisUpdate Time,
* nextUpdate Time OPTIONAL,
* revokedCertificates SEQUENCE OF SEQUENCE {
* userCertificate CertificateSerialNumber,
* revocationDate Time,
* crlEntryExtensions Extensions OPTIONAL
* -- if present, shall be v2
* } OPTIONAL,
* crlExtensions [0] EXPLICIT Extensions OPTIONAL
* -- if present, shall be v2
* }
* </pre>
*
* <b>Note: This class may be subject to change</b>
*/
public class V2TBSCertListGenerator
{
private ASN1Integer version = new ASN1Integer(1);
private AlgorithmIdentifier signature;
private X500Name issuer;
private Time thisUpdate, nextUpdate=null;
private Extensions extensions = null;
private ASN1EncodableVector crlentries = new ASN1EncodableVector();
private final static ASN1Sequence[] reasons;
static
{
reasons = new ASN1Sequence[11];
reasons[0] = createReasonExtension(CRLReason.unspecified);
reasons[1] = createReasonExtension(CRLReason.keyCompromise);
reasons[2] = createReasonExtension(CRLReason.cACompromise);
reasons[3] = createReasonExtension(CRLReason.affiliationChanged);
reasons[4] = createReasonExtension(CRLReason.superseded);
reasons[5] = createReasonExtension(CRLReason.cessationOfOperation);
reasons[6] = createReasonExtension(CRLReason.certificateHold);
reasons[7] = createReasonExtension(7); // 7 -> unknown
reasons[8] = createReasonExtension(CRLReason.removeFromCRL);
reasons[9] = createReasonExtension(CRLReason.privilegeWithdrawn);
reasons[10] = createReasonExtension(CRLReason.aACompromise);
}
public V2TBSCertListGenerator()
{
}
public void setSignature(
AlgorithmIdentifier signature)
{
this.signature = signature;
}
/**
* @deprecated use X500Name method
*/
public void setIssuer(
X509Name issuer)
{
this.issuer = X500Name.getInstance(issuer.toASN1Primitive());
}
public void setIssuer(X500Name issuer)
{
this.issuer = issuer;
}
public void setThisUpdate(
ASN1UTCTime thisUpdate)
{
this.thisUpdate = new Time(thisUpdate);
}
public void setNextUpdate(
ASN1UTCTime nextUpdate)
{
this.nextUpdate = new Time(nextUpdate);
}
public void setThisUpdate(
Time thisUpdate)
{
this.thisUpdate = thisUpdate;
}
public void setNextUpdate(
Time nextUpdate)
{
this.nextUpdate = nextUpdate;
}
public void addCRLEntry(
ASN1Sequence crlEntry)
{
crlentries.add(crlEntry);
}
public void addCRLEntry(ASN1Integer userCertificate, ASN1UTCTime revocationDate, int reason)
{
addCRLEntry(userCertificate, new Time(revocationDate), reason);
}
public void addCRLEntry(ASN1Integer userCertificate, Time revocationDate, int reason)
{
addCRLEntry(userCertificate, revocationDate, reason, null);
}
public void addCRLEntry(ASN1Integer userCertificate, Time revocationDate, int reason, ASN1GeneralizedTime invalidityDate)
{
if (reason != 0)
{
ASN1EncodableVector v = new ASN1EncodableVector();
if (reason < reasons.length)
{
if (reason < 0)
{
throw new IllegalArgumentException("invalid reason value: " + reason);
}
v.add(reasons[reason]);
}
else
{
v.add(createReasonExtension(reason));
}
if (invalidityDate != null)
{
v.add(createInvalidityDateExtension(invalidityDate));
}
internalAddCRLEntry(userCertificate, revocationDate, new DERSequence(v));
}
else if (invalidityDate != null)
{
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(createInvalidityDateExtension(invalidityDate));
internalAddCRLEntry(userCertificate, revocationDate, new DERSequence(v));
}
else
{
addCRLEntry(userCertificate, revocationDate, null);
}
}
private void internalAddCRLEntry(ASN1Integer userCertificate, Time revocationDate, ASN1Sequence extensions)
{
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(userCertificate);
v.add(revocationDate);
if (extensions != null)
{
v.add(extensions);
}
addCRLEntry(new DERSequence(v));
}
public void addCRLEntry(ASN1Integer userCertificate, Time revocationDate, Extensions extensions)
{
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(userCertificate);
v.add(revocationDate);
if (extensions != null)
{
v.add(extensions);
}
addCRLEntry(new DERSequence(v));
}
public void setExtensions(
X509Extensions extensions)
{
setExtensions(Extensions.getInstance(extensions));
}
public void setExtensions(
Extensions extensions)
{
this.extensions = extensions;
}
public TBSCertList generateTBSCertList()
{
if ((signature == null) || (issuer == null) || (thisUpdate == null))
{
throw new IllegalStateException("Not all mandatory fields set in V2 TBSCertList generator.");
}
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(version);
v.add(signature);
v.add(issuer);
v.add(thisUpdate);
if (nextUpdate != null)
{
v.add(nextUpdate);
}
// Add CRLEntries if they exist
if (crlentries.size() != 0)
{
v.add(new DERSequence(crlentries));
}
if (extensions != null)
{
v.add(new DERTaggedObject(0, extensions));
}
return new TBSCertList(new DERSequence(v));
}
private static ASN1Sequence createReasonExtension(int reasonCode)
{
ASN1EncodableVector v = new ASN1EncodableVector();
CRLReason crlReason = CRLReason.lookup(reasonCode);
try
{
v.add(Extension.reasonCode);
v.add(new DEROctetString(crlReason.getEncoded()));
}
catch (IOException e)
{
throw new IllegalArgumentException("error encoding reason: " + e);
}
return new DERSequence(v);
}
private static ASN1Sequence createInvalidityDateExtension(ASN1GeneralizedTime invalidityDate)
{
ASN1EncodableVector v = new ASN1EncodableVector();
try
{
v.add(Extension.invalidityDate);
v.add(new DEROctetString(invalidityDate.getEncoded()));
}
catch (IOException e)
{
throw new IllegalArgumentException("error encoding reason: " + e);
}
return new DERSequence(v);
}
}
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