package org.bouncycastle.asn1.cmp;
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.DERBitString;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.DERTaggedObject;
public class PKIMessage
extends ASN1Object
{
private PKIHeader header;
private PKIBody body;
private DERBitString protection;
private ASN1Sequence extraCerts;
private PKIMessage(ASN1Sequence seq)
{
Enumeration en = seq.getObjects();
header = PKIHeader.getInstance(en.nextElement());
body = PKIBody.getInstance(en.nextElement());
while (en.hasMoreElements())
{
ASN1TaggedObject tObj = (ASN1TaggedObject)en.nextElement();
if (tObj.getTagNo() == 0)
{
protection = DERBitString.getInstance(tObj, true);
}
else
{
extraCerts = ASN1Sequence.getInstance(tObj, true);
}
}
}
public static PKIMessage getInstance(Object o)
{
if (o instanceof PKIMessage)
{
return (PKIMessage)o;
}
else if (o != null)
{
return new PKIMessage(ASN1Sequence.getInstance(o));
}
return null;
}
/**
* Creates a new PKIMessage.
*
* @param header message header
* @param body message body
* @param protection message protection (may be null)
* @param extraCerts extra certificates (may be null)
*/
public PKIMessage(
PKIHeader header,
PKIBody body,
DERBitString protection,
CMPCertificate[] extraCerts)
{
this.header = header;
this.body = body;
this.protection = protection;
if (extraCerts != null)
{
ASN1EncodableVector v = new ASN1EncodableVector();
for (int i = 0; i < extraCerts.length; i++)
{
v.add(extraCerts[i]);
}
this.extraCerts = new DERSequence(v);
}
}
public PKIMessage(
PKIHeader header,
PKIBody body,
DERBitString protection)
{
this(header, body, protection, null);
}
public PKIMessage(
PKIHeader header,
PKIBody body)
{
this(header, body, null, null);
}
public PKIHeader getHeader()
{
return header;
}
public PKIBody getBody()
{
return body;
}
public DERBitString getProtection()
{
return protection;
}
public CMPCertificate[] getExtraCerts()
{
if (extraCerts == null)
{
return null;
}
CMPCertificate[] results = new CMPCertificate[extraCerts.size()];
for (int i = 0; i < results.length; i++)
{
results[i] = CMPCertificate.getInstance(extraCerts.getObjectAt(i));
}
return results;
}
/**
* <pre>
* PKIMessage ::= SEQUENCE {
* header PKIHeader,
* body PKIBody,
* protection [0] PKIProtection OPTIONAL,
* extraCerts [1] SEQUENCE SIZE (1..MAX) OF CMPCertificate
* OPTIONAL
* }
* </pre>
*
* @return a basic ASN.1 object representation.
*/
public ASN1Primitive toASN1Primitive()
{
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(header);
v.add(body);
addOptional(v, 0, protection);
addOptional(v, 1, extraCerts);
return new DERSequence(v);
}
private void addOptional(ASN1EncodableVector v, int tagNo, ASN1Encodable obj)
{
if (obj != null)
{
v.add(new DERTaggedObject(true, tagNo, obj));
}
}
}