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package org.bouncycastle.asn1.cms;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1Set;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.DERTaggedObject;
/**
* <a href="http://tools.ietf.org/html/rfc5652#section-6.2.1">RFC 5652</a>: OriginatorInfo object.
* <pre>
* RFC 3369:
*
* OriginatorInfo ::= SEQUENCE {
* certs [0] IMPLICIT CertificateSet OPTIONAL,
* crls [1] IMPLICIT CertificateRevocationLists OPTIONAL
* }
* CertificateRevocationLists ::= SET OF CertificateList (from X.509)
*
* RFC 3582 / 5652:
*
* OriginatorInfo ::= SEQUENCE {
* certs [0] IMPLICIT CertificateSet OPTIONAL,
* crls [1] IMPLICIT RevocationInfoChoices OPTIONAL
* }
* RevocationInfoChoices ::= SET OF RevocationInfoChoice
* RevocationInfoChoice ::= CHOICE {
* crl CertificateList,
* other [1] IMPLICIT OtherRevocationInfoFormat }
*
* OtherRevocationInfoFormat ::= SEQUENCE {
* otherRevInfoFormat OBJECT IDENTIFIER,
* otherRevInfo ANY DEFINED BY otherRevInfoFormat }
* </pre>
* <p>
* TODO: RevocationInfoChoices / RevocationInfoChoice.
* Constructor using CertificateSet, CertificationInfoChoices
*/
public class OriginatorInfo
extends ASN1Object
{
private ASN1Set certs;
private ASN1Set crls;
public OriginatorInfo(
ASN1Set certs,
ASN1Set crls)
{
this.certs = certs;
this.crls = crls;
}
private OriginatorInfo(
ASN1Sequence seq)
{
switch (seq.size())
{
case 0: // empty
break;
case 1:
ASN1TaggedObject o = (ASN1TaggedObject)seq.getObjectAt(0);
switch (o.getTagNo())
{
case 0 :
certs = ASN1Set.getInstance(o, false);
break;
case 1 :
crls = ASN1Set.getInstance(o, false);
break;
default:
throw new IllegalArgumentException("Bad tag in OriginatorInfo: " + o.getTagNo());
}
break;
case 2:
certs = ASN1Set.getInstance((ASN1TaggedObject)seq.getObjectAt(0), false);
crls = ASN1Set.getInstance((ASN1TaggedObject)seq.getObjectAt(1), false);
break;
default:
throw new IllegalArgumentException("OriginatorInfo too big");
}
}
/**
* Return an OriginatorInfo object from a tagged object.
*
* @param obj the tagged object holding the object we want.
* @param explicit true if the object is meant to be explicitly
* tagged false otherwise.
* @exception IllegalArgumentException if the object held by the
* tagged object cannot be converted.
*/
public static OriginatorInfo getInstance(
ASN1TaggedObject obj,
boolean explicit)
{
return getInstance(ASN1Sequence.getInstance(obj, explicit));
}
/**
* Return an OriginatorInfo object from the given object.
* <p>
* Accepted inputs:
* <ul>
* <li> null → null
* <li> {@link OriginatorInfo} object
* <li> {@link org.bouncycastle.asn1.ASN1Sequence#getInstance(java.lang.Object) ASN1Sequence} input formats with OriginatorInfo structure inside
* </ul>
*
* @param obj the object we want converted.
* @exception IllegalArgumentException if the object cannot be converted.
*/
public static OriginatorInfo getInstance(
Object obj)
{
if (obj instanceof OriginatorInfo)
{
return (OriginatorInfo)obj;
}
else if (obj != null)
{
return new OriginatorInfo(ASN1Sequence.getInstance(obj));
}
return null;
}
public ASN1Set getCertificates()
{
return certs;
}
public ASN1Set getCRLs()
{
return crls;
}
/**
* Produce an object suitable for an ASN1OutputStream.
*/
public ASN1Primitive toASN1Primitive()
{
ASN1EncodableVector v = new ASN1EncodableVector();
if (certs != null)
{
v.add(new DERTaggedObject(false, 0, certs));
}
if (crls != null)
{
v.add(new DERTaggedObject(false, 1, crls));
}
return new DERSequence(v);
}
}
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