private DigestInfo(
Asn1Sequence seq)
{
if (seq.Count != 2)
{
throw new ArgumentException("Wrong number of elements in sequence", "seq");
}
algID = AlgorithmIdentifier.GetInstance(seq[0]);
digest = Asn1OctetString.GetInstance(seq[1]).GetOctets();
}
private SubjectPublicKeyInfo(
Asn1Sequence seq)
{
if (seq.Count != 2)
{
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
}
this.algID = AlgorithmIdentifier.GetInstance(seq[0]);
this.keyData = DerBitString.GetInstance(seq[1]);
}
private CertificateList(
Asn1Sequence seq)
{
if (seq.Count != 3)
{
throw new ArgumentException("sequence wrong size for CertificateList", "seq");
}
tbsCertList = TbsCertificateList.GetInstance(seq[0]);
sigAlgID = AlgorithmIdentifier.GetInstance(seq[1]);
sig = DerBitString.GetInstance(seq[2]);
}
private AttributeCertificate(
Asn1Sequence seq)
{
if (seq.Count != 3)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
this.acinfo = AttributeCertificateInfo.GetInstance(seq[0]);
this.signatureAlgorithm = AlgorithmIdentifier.GetInstance(seq[1]);
this.signatureValue = DerBitString.GetInstance(seq[2]);
}
private X509CertificateStructure(
Asn1Sequence seq)
{
if (seq.Count != 3)
{
throw new ArgumentException("sequence wrong size for a certificate", "seq");
}
//
// correct x509 certficate
//
tbsCert = TbsCertificateStructure.GetInstance(seq[0]);
sigAlgID = AlgorithmIdentifier.GetInstance(seq[1]);
sig = DerBitString.GetInstance(seq[2]);
}
internal TbsCertificateList(
Asn1Sequence seq)
{
if (seq.Count < 3 || seq.Count > 7)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
int seqPos = 0;
this.seq = seq;
if (seq[seqPos] is DerInteger)
{
version = DerInteger.GetInstance(seq[seqPos++]);
}
else
{
version = new DerInteger(0);
}
signature = AlgorithmIdentifier.GetInstance(seq[seqPos++]);
issuer = X509Name.GetInstance(seq[seqPos++]);
thisUpdate = Time.GetInstance(seq[seqPos++]);
if (seqPos < seq.Count &&
(seq[seqPos] is DerUtcTime ||
seq[seqPos] is DerGeneralizedTime ||
seq[seqPos] is Time))
{
nextUpdate = Time.GetInstance(seq[seqPos++]);
}
if (seqPos < seq.Count &&
!(seq[seqPos] is DerTaggedObject))
{
revokedCertificates = Asn1Sequence.GetInstance(seq[seqPos++]);
}
if (seqPos < seq.Count &&
seq[seqPos] is DerTaggedObject)
{
crlExtensions = X509Extensions.GetInstance(seq[seqPos]);
}
}
private ObjectDigestInfo(
Asn1Sequence seq)
{
if (seq.Count > 4 || seq.Count < 3)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
digestedObjectType = DerEnumerated.GetInstance(seq[0]);
int offset = 0;
if (seq.Count == 4)
{
otherObjectTypeID = DerObjectIdentifier.GetInstance(seq[1]);
offset++;
}
digestAlgorithm = AlgorithmIdentifier.GetInstance(seq[1 + offset]);
objectDigest = DerBitString.GetInstance(seq[2 + offset]);
}