package org.bouncycastle.asn1.pkcs;

import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1Set;
import org.bouncycastle.asn1.DERInteger;
import org.bouncycastle.asn1.DERObject;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.DERTaggedObject;
import org.bouncycastle.asn1.x500.X500Name;
import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
import org.bouncycastle.asn1.x509.X509Name;

PKCS10 CertificationRequestInfo object.
 CertificationRequestInfo ::= SEQUENCE {
  version             INTEGER { v1(0) } (v1,...),
  subject             Name,
  subjectPKInfo   SubjectPublicKeyInfo{{ PKInfoAlgorithms }},
  attributes          [0] Attributes{{ CRIAttributes }}
 }
 Attributes { ATTRIBUTE:IOSet } ::= SET OF Attribute{{ IOSet }}
 Attribute { ATTRIBUTE:IOSet } ::= SEQUENCE {
   type    ATTRIBUTE.&id({IOSet}),
   values  SET SIZE(1..MAX) OF ATTRIBUTE.&Type({IOSet}{\@type})
 }
/** * PKCS10 CertificationRequestInfo object. * <pre> * CertificationRequestInfo ::= SEQUENCE { * version INTEGER { v1(0) } (v1,...), * subject Name, * subjectPKInfo SubjectPublicKeyInfo{{ PKInfoAlgorithms }}, * attributes [0] Attributes{{ CRIAttributes }} * } * * Attributes { ATTRIBUTE:IOSet } ::= SET OF Attribute{{ IOSet }} * * Attribute { ATTRIBUTE:IOSet } ::= SEQUENCE { * type ATTRIBUTE.&id({IOSet}), * values SET SIZE(1..MAX) OF ATTRIBUTE.&Type({IOSet}{\@type}) * } * </pre> */
public class CertificationRequestInfo extends ASN1Encodable { DERInteger version = new DERInteger(0); X509Name subject; SubjectPublicKeyInfo subjectPKInfo; ASN1Set attributes = null; public static CertificationRequestInfo getInstance( Object obj) { if (obj instanceof CertificationRequestInfo) { return (CertificationRequestInfo)obj; } else if (obj instanceof ASN1Sequence) { return new CertificationRequestInfo((ASN1Sequence)obj); } throw new IllegalArgumentException("unknown object in factory: " + obj.getClass().getName()); } public CertificationRequestInfo( X500Name subject, SubjectPublicKeyInfo pkInfo, ASN1Set attributes) { this.subject = X509Name.getInstance(subject.getDERObject()); this.subjectPKInfo = pkInfo; this.attributes = attributes; if ((subject == null) || (version == null) || (subjectPKInfo == null)) { throw new IllegalArgumentException("Not all mandatory fields set in CertificationRequestInfo generator."); } } public CertificationRequestInfo( X509Name subject, SubjectPublicKeyInfo pkInfo, ASN1Set attributes) { this.subject = subject; this.subjectPKInfo = pkInfo; this.attributes = attributes; if ((subject == null) || (version == null) || (subjectPKInfo == null)) { throw new IllegalArgumentException("Not all mandatory fields set in CertificationRequestInfo generator."); } } public CertificationRequestInfo( ASN1Sequence seq) { version = (DERInteger)seq.getObjectAt(0); subject = X509Name.getInstance(seq.getObjectAt(1)); subjectPKInfo = SubjectPublicKeyInfo.getInstance(seq.getObjectAt(2)); // // some CertificationRequestInfo objects seem to treat this field // as optional. // if (seq.size() > 3) { DERTaggedObject tagobj = (DERTaggedObject)seq.getObjectAt(3); attributes = ASN1Set.getInstance(tagobj, false); } if ((subject == null) || (version == null) || (subjectPKInfo == null)) { throw new IllegalArgumentException("Not all mandatory fields set in CertificationRequestInfo generator."); } } public DERInteger getVersion() { return version; } public X509Name getSubject() { return subject; } public SubjectPublicKeyInfo getSubjectPublicKeyInfo() { return subjectPKInfo; } public ASN1Set getAttributes() { return attributes; } public DERObject toASN1Object() { ASN1EncodableVector v = new ASN1EncodableVector(); v.add(version); v.add(subject); v.add(subjectPKInfo); if (attributes != null) { v.add(new DERTaggedObject(false, 0, attributes)); } return new DERSequence(v); } }