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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8. Note: this package includes the NTRU encryption algorithms.

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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;

/**
 * RFC 5652: OriginatorInfo object.
 * 
 * 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 }
 * 
*

* 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. *

* Accepted inputs: *

    *
  • null → null *
  • {@link OriginatorInfo} object *
  • {@link org.bouncycastle.asn1.ASN1Sequence#getInstance(java.lang.Object) ASN1Sequence} input formats with OriginatorInfo structure inside *
* * @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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