org.bouncycastle.asn1.cmp.PKIHeaderBuilder 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     ******/
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package org.bouncycastle.asn1.cmp;

import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1GeneralizedTime;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DEROctetString;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.DERTaggedObject;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
import org.bouncycastle.asn1.x509.GeneralName;

public class PKIHeaderBuilder
{
    private ASN1Integer pvno;
    private GeneralName sender;
    private GeneralName recipient;
    private ASN1GeneralizedTime messageTime;
    private AlgorithmIdentifier protectionAlg;
    private ASN1OctetString senderKID;       // KeyIdentifier
    private ASN1OctetString recipKID;        // KeyIdentifier
    private ASN1OctetString transactionID;
    private ASN1OctetString senderNonce;
    private ASN1OctetString recipNonce;
    private PKIFreeText     freeText;
    private ASN1Sequence    generalInfo;

    public PKIHeaderBuilder(
        int pvno,
        GeneralName sender,
        GeneralName recipient)
    {
        this(new ASN1Integer(pvno), sender, recipient);
    }

    private PKIHeaderBuilder(
        ASN1Integer pvno,
        GeneralName sender,
        GeneralName recipient)
    {
        this.pvno = pvno;
        this.sender = sender;
        this.recipient = recipient;
    }

    public PKIHeaderBuilder setMessageTime(ASN1GeneralizedTime time)
    {
        messageTime = time;

        return this;
    }

    public PKIHeaderBuilder setProtectionAlg(AlgorithmIdentifier aid)
    {
        protectionAlg = aid;

        return this;
    }

    public PKIHeaderBuilder setSenderKID(byte[] kid)
    {
        return setSenderKID(kid == null ? null : new DEROctetString(kid));
    }

    public PKIHeaderBuilder setSenderKID(ASN1OctetString kid)
    {
        senderKID = kid;

        return this;
    }

    public PKIHeaderBuilder setRecipKID(byte[] kid)
    {
        return setRecipKID(kid == null ? null : new DEROctetString(kid));
    }

    public PKIHeaderBuilder setRecipKID(DEROctetString kid)
    {
        recipKID = kid;

        return this;
    }

    public PKIHeaderBuilder setTransactionID(byte[] tid)
    {
        return setTransactionID(tid == null ? null : new DEROctetString(tid));
    }

    public PKIHeaderBuilder setTransactionID(ASN1OctetString tid)
    {
        transactionID = tid;

        return this;
    }

    public PKIHeaderBuilder setSenderNonce(byte[] nonce)
    {
        return setSenderNonce(nonce == null ? null : new DEROctetString(nonce));
    }

    public PKIHeaderBuilder setSenderNonce(ASN1OctetString nonce)
    {
        senderNonce = nonce;

        return this;
    }

    public PKIHeaderBuilder setRecipNonce(byte[] nonce)
    {
        return setRecipNonce(nonce == null ? null : new DEROctetString(nonce));
    }

    public PKIHeaderBuilder setRecipNonce(ASN1OctetString nonce)
    {
        recipNonce = nonce;

        return this;
    }

    public PKIHeaderBuilder setFreeText(PKIFreeText text)
    {
        freeText = text;

        return this;
    }

    public PKIHeaderBuilder setGeneralInfo(InfoTypeAndValue genInfo)
    {
        return setGeneralInfo(makeGeneralInfoSeq(genInfo));
    }

    public PKIHeaderBuilder setGeneralInfo(InfoTypeAndValue[] genInfos)
    {
        return setGeneralInfo(makeGeneralInfoSeq(genInfos));
    }

    public PKIHeaderBuilder setGeneralInfo(ASN1Sequence seqOfInfoTypeAndValue)
    {
        generalInfo = seqOfInfoTypeAndValue;

        return this;
    }

    private static ASN1Sequence makeGeneralInfoSeq(
        InfoTypeAndValue generalInfo)
    {
        return new DERSequence(generalInfo);
    }

    private static ASN1Sequence makeGeneralInfoSeq(
        InfoTypeAndValue[] generalInfos)
    {
        ASN1Sequence genInfoSeq = null;
        if (generalInfos != null)
        {
            ASN1EncodableVector v = new ASN1EncodableVector();
            for (int i = 0; i < generalInfos.length; i++)
            {
                v.add(generalInfos[i]);
            }
            genInfoSeq = new DERSequence(v);
        }
        return genInfoSeq;
    }

    /**
     *      *  PKIHeader ::= SEQUENCE {
     *            pvno                INTEGER     { cmp1999(1), cmp2000(2) },
     *            sender              GeneralName,
     *            -- identifies the sender
     *            recipient           GeneralName,
     *            -- identifies the intended recipient
     *            messageTime     [0] GeneralizedTime         OPTIONAL,
     *            -- time of production of this message (used when sender
     *            -- believes that the transport will be "suitable"; i.e.,
     *            -- that the time will still be meaningful upon receipt)
     *            protectionAlg   [1] AlgorithmIdentifier     OPTIONAL,
     *            -- algorithm used for calculation of protection bits
     *            senderKID       [2] KeyIdentifier           OPTIONAL,
     *            recipKID        [3] KeyIdentifier           OPTIONAL,
     *            -- to identify specific keys used for protection
     *            transactionID   [4] OCTET STRING            OPTIONAL,
     *            -- identifies the transaction; i.e., this will be the same in
     *            -- corresponding request, response, certConf, and PKIConf
     *            -- messages
     *            senderNonce     [5] OCTET STRING            OPTIONAL,
     *            recipNonce      [6] OCTET STRING            OPTIONAL,
     *            -- nonces used to provide replay protection, senderNonce
     *            -- is inserted by the creator of this message; recipNonce
     *            -- is a nonce previously inserted in a related message by
     *            -- the intended recipient of this message
     *            freeText        [7] PKIFreeText             OPTIONAL,
     *            -- this may be used to indicate context-specific instructions
     *            -- (this field is intended for human consumption)
     *            generalInfo     [8] SEQUENCE SIZE (1..MAX) OF
     *                                 InfoTypeAndValue     OPTIONAL
     *            -- this may be used to convey context-specific information
     *            -- (this field not primarily intended for human consumption)
     * }
     * 
     * @return a basic ASN.1 object representation.
     */
    public PKIHeader build()
    {
        ASN1EncodableVector v = new ASN1EncodableVector();

        v.add(pvno);
        v.add(sender);
        v.add(recipient);
        addOptional(v, 0, messageTime);
        addOptional(v, 1, protectionAlg);
        addOptional(v, 2, senderKID);
        addOptional(v, 3, recipKID);
        addOptional(v, 4, transactionID);
        addOptional(v, 5, senderNonce);
        addOptional(v, 6, recipNonce);
        addOptional(v, 7, freeText);
        addOptional(v, 8, generalInfo);

        messageTime = null;
        protectionAlg = null;
        senderKID = null;
        recipKID = null;
        transactionID = null;
        senderNonce = null;
        recipNonce = null;
        freeText = null;
        generalInfo = null;
        
        return PKIHeader.getInstance(new DERSequence(v));
    }

    private void addOptional(ASN1EncodableVector v, int tagNo, ASN1Encodable obj)
    {
        if (obj != null)
        {
            v.add(new DERTaggedObject(true, tagNo, obj));
        }
    }
}