package com.google.bitcoin.bouncycastle.asn1.cmp;
import com.google.bitcoin.bouncycastle.asn1.ASN1Encodable;
import com.google.bitcoin.bouncycastle.asn1.ASN1EncodableVector;
import com.google.bitcoin.bouncycastle.asn1.ASN1Sequence;
import com.google.bitcoin.bouncycastle.asn1.ASN1TaggedObject;
import com.google.bitcoin.bouncycastle.asn1.DERBitString;
import com.google.bitcoin.bouncycastle.asn1.DERObject;
import com.google.bitcoin.bouncycastle.asn1.DERSequence;
import com.google.bitcoin.bouncycastle.asn1.DERTaggedObject;
import java.util.Enumeration;
public class PKIMessage
extends ASN1Encodable
{
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;
}
if (o instanceof ASN1Sequence)
{
return new PKIMessage((ASN1Sequence)o);
}
throw new IllegalArgumentException("Invalid object: " + o.getClass().getName());
}
public PKIHeader getHeader()
{
return header;
}
public PKIBody getBody()
{
return body;
}
/**
* <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 DERObject toASN1Object()
{
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));
}
}
}