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using System;
namespace Org.BouncyCastle.Asn1.Cmp
{
public class PkiMessage
: Asn1Encodable
{
public static PkiMessage GetInstance(object obj)
{
if (obj == null)
return null;
if (obj is PkiMessage pkiMessage)
return pkiMessage;
return new PkiMessage(Asn1Sequence.GetInstance(obj));
}
public static PkiMessage GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return GetInstance(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
}
private readonly PkiHeader header;
private readonly PkiBody body;
private readonly DerBitString protection;
private readonly Asn1Sequence extraCerts;
private PkiMessage(Asn1Sequence seq)
{
header = PkiHeader.GetInstance(seq[0]);
body = PkiBody.GetInstance(seq[1]);
for (int pos = 2; pos < seq.Count; ++pos)
{
Asn1TaggedObject tObj = Asn1TaggedObject.GetInstance(seq[pos]);
if (tObj.HasContextTag(0))
{
protection = DerBitString.GetInstance(tObj, true);
}
else if (tObj.HasContextTag(1))
{
extraCerts = Asn1Sequence.GetInstance(tObj, true);
}
}
}
/**
* 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)
{
this.extraCerts = new DerSequence(extraCerts);
}
}
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 virtual PkiHeader Header
{
get { return header; }
}
public virtual PkiBody Body
{
get { return body; }
}
public virtual DerBitString Protection
{
get { return protection; }
}
public virtual CmpCertificate[] GetExtraCerts()
{
return extraCerts?.MapElements(CmpCertificate.GetInstance);
}
/**
* <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 override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector(header, body);
v.AddOptionalTagged(true, 0, protection);
v.AddOptionalTagged(true, 1, extraCerts);
return new DerSequence(v);
}
}
}
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