public AuthorityKeyIdentifier(
ASN1Sequence seq)
{
IEnumerator e = seq.getObjects();
while (e.MoveNext())
{
DERTaggedObject o = (DERTaggedObject)e.Current;
switch ((int)o.getTagNo())
{
case 0:
this.keyidentifier = ASN1OctetString.getInstance(o, false);
break;
case 1:
this.certissuer = GeneralNames.getInstance(o, false);
break;
case 2:
this.certserno = DERInteger.getInstance(o, false);
break;
default:
throw new ArgumentException("illegal tag");
}
}
}
public AttributeCertificateInfo(
ASN1Sequence seq)
{
this.version = DERInteger.getInstance(seq.getObjectAt(0));
this.holder = Holder.getInstance(seq.getObjectAt(1));
this.issuer = AttCertIssuer.getInstance(seq.getObjectAt(2));
this.signature = AlgorithmIdentifier.getInstance(seq.getObjectAt(3));
this.serialNumber = DERInteger.getInstance(seq.getObjectAt(4));
this.attrCertValidityPeriod = AttCertValidityPeriod.getInstance(seq.getObjectAt(5));
this.attributes = ASN1Sequence.getInstance(seq.getObjectAt(6));
for (int i = 7; i < seq.size(); i++)
{
ASN1Encodable obj = (ASN1Encodable)seq.getObjectAt(i);
if (obj is DERBitString)
{
this.issuerUniqueID = DERBitString.getInstance(seq.getObjectAt(i));
}
else if (obj is ASN1Sequence || obj is X509Extensions)
{
this.extensions = X509Extensions.getInstance(seq.getObjectAt(i));
}
}
}
public TBSCertificateStructure(
ASN1Sequence seq)
{
int seqStart = 0;
this.seq = seq;
//
// some certficates don't include a version number - we assume v1
//
if (seq.getObjectAt(0) is DERTaggedObject)
{
version = DERInteger.getInstance(seq.getObjectAt(0));
}
else
{
seqStart = -1; // field 0 is missing!
version = new DERInteger(0);
}
serialNumber = DERInteger.getInstance(seq.getObjectAt(seqStart + 1));
signature = AlgorithmIdentifier.getInstance(seq.getObjectAt(seqStart + 2));
issuer = X509Name.getInstance(seq.getObjectAt(seqStart + 3));
//
// before and after dates
//
ASN1Sequence dates = (ASN1Sequence)seq.getObjectAt(seqStart + 4);
startDate = Time.getInstance(dates.getObjectAt(0));
endDate = Time.getInstance(dates.getObjectAt(1));
subject = X509Name.getInstance(seq.getObjectAt(seqStart + 5));
//
// public key info.
//
subjectPublicKeyInfo = SubjectPublicKeyInfo.getInstance(seq.getObjectAt(seqStart + 6));
for (int extras = seq.size() - (seqStart + 6) - 1; extras > 0; extras--)
{
DERTaggedObject extra = (DERTaggedObject)seq.getObjectAt(seqStart + 6 + extras);
switch ((int)extra.getTagNo())
{
case 1:
issuerUniqueId = DERBitString.getInstance(extra, false);
break;
case 2:
subjectUniqueId = DERBitString.getInstance(extra, false);
break;
case 3:
extensions = X509Extensions.getInstance(extra);
break;
}
}
}
public ResponseData(
ASN1Sequence seq)
{
int index = 0;
if (seq.getObjectAt(0) is ASN1TaggedObject)
{
ASN1TaggedObject o = (ASN1TaggedObject)seq.getObjectAt(0);
if (o.getTagNo() == 0)
{
this.version = DERInteger.getInstance(
(ASN1TaggedObject)seq.getObjectAt(0), true);
index++;
}
else
{
this.version = null;
}
}
else
{
this.version = null;
}
this.responderID = ResponderID.getInstance(seq.getObjectAt(index++));
this.producedAt = (DERGeneralizedTime)seq.getObjectAt(index++);
this.responses = (ASN1Sequence)seq.getObjectAt(index++);
if (seq.size() > index)
{
this.responseExtensions = X509Extensions.getInstance(
(ASN1TaggedObject)seq.getObjectAt(index), true);
}
}
public CrlID(
ASN1Sequence seq)
{
IEnumerator e = seq.getObjects();
while (e.MoveNext())
{
ASN1TaggedObject o = (ASN1TaggedObject)e.Current;
switch ((int)o.getTagNo())
{
case 0:
crlUrl = DERIA5String.getInstance(o, true);
break;
case 1:
crlNum = DERInteger.getInstance(o, true);
break;
case 2:
crlTime = DERGeneralizedTime.getInstance(o, true);
break;
default:
throw new ArgumentException(
"unknown tag number: " + o.getTagNo());
}
}
}
public TBSRequest(
ASN1Sequence seq)
{
int index = 0;
if (seq.getObjectAt(0) is ASN1TaggedObject)
{
ASN1TaggedObject o = (ASN1TaggedObject)seq.getObjectAt(0);
if (o.getTagNo() == 0)
{
version = DERInteger.getInstance((ASN1TaggedObject)seq.getObjectAt(0), true);
index++;
}
else
{
version = new DERInteger(0);
}
}
else
{
version = new DERInteger(0);
}
if (seq.getObjectAt(index) is ASN1TaggedObject)
{
requestorName = GeneralName.getInstance((ASN1TaggedObject)seq.getObjectAt(index++), true);
}
requestList = (ASN1Sequence)seq.getObjectAt(index++);
if (seq.size() == (index + 1))
{
requestExtensions = X509Extensions.getInstance((ASN1TaggedObject)seq.getObjectAt(index), true);
}
}
public GeneralSubtree(
ASN1Sequence seq)
{
_base = GeneralName.getInstance(seq.getObjectAt(0));
switch (seq.size())
{
case 1:
break;
case 2:
ASN1TaggedObject o = (ASN1TaggedObject)seq.getObjectAt(1);
switch ((int)o.getTagNo())
{
case 0:
minimum = DERInteger.getInstance(o, false);
break;
case 1:
maximum = DERInteger.getInstance(o, false);
break;
default:
throw new ArgumentException("Bad tag number: " + o.getTagNo());
}
break;
case 3:
minimum = DERInteger.getInstance((ASN1TaggedObject)seq.getObjectAt(1), false);
maximum = DERInteger.getInstance((ASN1TaggedObject)seq.getObjectAt(2), false);
break;
default:
throw new ArgumentException("Bad sequence size: " + seq.size());
}
}