package org.bouncycastle.asn1.mozilla;

import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.DERObject;
import org.bouncycastle.asn1.DERIA5String;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;

This is designed to parse the PublicKeyAndChallenge created by the KEYGEN tag included by Mozilla based browsers.
 PublicKeyAndChallenge ::= SEQUENCE {
   spki SubjectPublicKeyInfo,
   challenge IA5STRING
 }
 
/** * This is designed to parse * the PublicKeyAndChallenge created by the KEYGEN tag included by * Mozilla based browsers. * <pre> * PublicKeyAndChallenge ::= SEQUENCE { * spki SubjectPublicKeyInfo, * challenge IA5STRING * } * * </pre> */
public class PublicKeyAndChallenge extends ASN1Encodable { private ASN1Sequence pkacSeq; private SubjectPublicKeyInfo spki; private DERIA5String challenge; public static PublicKeyAndChallenge getInstance(Object obj) { if (obj instanceof PublicKeyAndChallenge) { return (PublicKeyAndChallenge)obj; } else if (obj instanceof ASN1Sequence) { return new PublicKeyAndChallenge((ASN1Sequence)obj); } throw new IllegalArgumentException("unkown object in factory: " + obj.getClass().getName()); } public PublicKeyAndChallenge(ASN1Sequence seq) { pkacSeq = seq; spki = SubjectPublicKeyInfo.getInstance(seq.getObjectAt(0)); challenge = DERIA5String.getInstance(seq.getObjectAt(1)); } public DERObject toASN1Object() { return pkacSeq; } public SubjectPublicKeyInfo getSubjectPublicKeyInfo() { return spki; } public DERIA5String getChallenge() { return challenge; } }