org.bouncycastle.asn1.crmf.CertReqMsg Maven / Gradle / Ivy

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The Bouncy Castle Java APIs for ASN.1 extension and utility APIs used to support bcpkix and bctls with the BC FIPS provider. The APIs may also be used with other providers although if being used in a FIPS context it is the responsibility of the user to ensure that any other providers used are FIPS certified and used appropriately.

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/***************************************************************/
/******    DO NOT EDIT THIS CLASS bc-java SOURCE FILE     ******/
/***************************************************************/
package org.bouncycastle.asn1.crmf;

import java.util.Enumeration;

import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERSequence;

public class CertReqMsg
    extends ASN1Object
{
    private CertRequest certReq;
    private ProofOfPossession pop;
    private ASN1Sequence regInfo;

    private CertReqMsg(ASN1Sequence seq)
    {
        Enumeration en = seq.getObjects();

        certReq = CertRequest.getInstance(en.nextElement());
        while (en.hasMoreElements())
        {
            Object o = en.nextElement();

            if (o instanceof ASN1TaggedObject || o instanceof ProofOfPossession)
            {
                pop = ProofOfPossession.getInstance(o);
            }
            else
            {
                regInfo = ASN1Sequence.getInstance(o);
            }
        }
    }

    public static CertReqMsg getInstance(Object o)
    {
        if (o instanceof CertReqMsg)
        {
            return (CertReqMsg)o;
        }
        else if (o != null)
        {
            return new CertReqMsg(ASN1Sequence.getInstance(o));
        }

        return null;
    }

    public static CertReqMsg getInstance(
        ASN1TaggedObject obj,
        boolean explicit)
    {
        return getInstance(ASN1Sequence.getInstance(obj, explicit));
    }

    /**
     * Creates a new CertReqMsg.
     * @param certReq CertRequest
     * @param pop may be null
     * @param regInfo may be null
     */
    public CertReqMsg(
        CertRequest certReq,
        ProofOfPossession pop,
        AttributeTypeAndValue[] regInfo)
    {
        if (certReq == null)
        {
            throw new IllegalArgumentException("'certReq' cannot be null");
        }

        this.certReq = certReq;
        this.pop = pop;

        if (regInfo != null)
        {
            this.regInfo = new DERSequence(regInfo);
        }
    }

    public CertRequest getCertReq()
    {
        return certReq;
    }


    public ProofOfPossession getPop()
    {
        return pop;
    }

    public AttributeTypeAndValue[] getRegInfo()
    {
        if (regInfo == null)
        {
            return null;
        }

        AttributeTypeAndValue[] results = new AttributeTypeAndValue[regInfo.size()];

        for (int i = 0; i != results.length; i++)
        {
            results[i] = AttributeTypeAndValue.getInstance(regInfo.getObjectAt(i));
        }

        return results;
    }

    /**
     *      * CertReqMsg ::= SEQUENCE {
     *                    certReq   CertRequest,
     *                    popo       ProofOfPossession  OPTIONAL,
     *                    -- content depends upon key type
     *                    regInfo   SEQUENCE SIZE(1..MAX) OF AttributeTypeAndValue OPTIONAL }
     * 
     * @return a basic ASN.1 object representation.
     */
    public ASN1Primitive toASN1Primitive()
    {
        ASN1EncodableVector v = new ASN1EncodableVector();

        v.add(certReq);

        addOptional(v, pop);
        addOptional(v, regInfo);

        return new DERSequence(v);
    }

    private void addOptional(ASN1EncodableVector v, ASN1Encodable obj)
    {
        if (obj != null)
        {
            v.add(obj);
        }
    }
}