private AttributeCertificateInfo(Asn1Sequence seq)
{
if (seq.Count < 7 || seq.Count > 9)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
version = DerInteger.GetInstance(seq[0]);
holder = Holder.GetInstance(seq[1]);
issuer = AttCertIssuer.GetInstance(seq[2]);
signature = AlgorithmIdentifier.GetInstance(seq[3]);
serialNumber = DerInteger.GetInstance(seq[4]);
attrCertValidityPeriod = AttCertValidityPeriod.GetInstance(seq[5]);
attributes = Asn1Sequence.GetInstance(seq[6]);
for (int i = 7; i < seq.Count; i++)
{
Asn1Encodable asn1Encodable = seq[i];
if (asn1Encodable is DerBitString)
{
issuerUniqueID = DerBitString.GetInstance(seq[i]);
}
else if (asn1Encodable is Asn1Sequence || asn1Encodable is X509Extensions)
{
extensions = X509Extensions.GetInstance(seq[i]);
}
}
}
public void CheckAttributeCertificate(
int id,
byte[] cert)
{
Asn1Sequence seq = (Asn1Sequence)Asn1Object.FromByteArray(cert);
string dump = Asn1Dump.DumpAsString(seq);
AttributeCertificate obj = AttributeCertificate.GetInstance(seq);
AttributeCertificateInfo acInfo = obj.ACInfo;
// Version
if (!(acInfo.Version.Equals(new DerInteger(1))) &&
(!(acInfo.Version.Equals(new DerInteger(2)))))
{
Fail("failed AC Version test for id " + id);
}
// Holder
Holder h = acInfo.Holder;
if (h == null)
{
Fail("failed AC Holder test, it's null, for id " + id);
}
// Issuer
AttCertIssuer aci = acInfo.Issuer;
if (aci == null)
{
Fail("failed AC Issuer test, it's null, for id " + id);
}
// Signature
AlgorithmIdentifier sig = acInfo.Signature;
if (sig == null)
{
Fail("failed AC Signature test for id " + id);
}
// Serial
DerInteger serial = acInfo.SerialNumber;
// Validity
AttCertValidityPeriod validity = acInfo.AttrCertValidityPeriod;
if (validity == null)
{
Fail("failed AC AttCertValidityPeriod test for id " + id);
}
// Attributes
Asn1Sequence attribSeq = acInfo.Attributes;
AttributeX509[] att = new AttributeX509[attribSeq.Count];
for (int i = 0; i < attribSeq.Count; i++)
{
att[i] = AttributeX509.GetInstance(attribSeq[i]);
}
// IssuerUniqueId
// TODO, how to best test?
// X509 Extensions
X509Extensions ext = acInfo.Extensions;
if (ext != null)
{
foreach (DerObjectIdentifier oid in ext.ExtensionOids)
{
X509Extension extVal = ext.GetExtension(oid);
}
}
}