private TimeStampReq(
Asn1Sequence seq)
{
int nbObjects = seq.Count;
int seqStart = 0;
// version
version = DerInteger.GetInstance(seq[seqStart++]);
// messageImprint
messageImprint = MessageImprint.GetInstance(seq[seqStart++]);
for (int opt = seqStart; opt < nbObjects; opt++)
{
// tsaPolicy
if (seq[opt] is DerObjectIdentifier)
{
tsaPolicy = DerObjectIdentifier.GetInstance(seq[opt]);
}
// nonce
else if (seq[opt] is DerInteger)
{
nonce = DerInteger.GetInstance(seq[opt]);
}
// certReq
else if (seq[opt] is DerBoolean)
{
certReq = DerBoolean.GetInstance(seq[opt]);
}
// extensions
else if (seq[opt] is Asn1TaggedObject)
{
Asn1TaggedObject tagged = (Asn1TaggedObject)seq[opt];
if (tagged.TagNo == 0)
{
extensions = X509Extensions.GetInstance(tagged, false);
}
}
}
}
private TstInfo(
Asn1Sequence seq)
{
IEnumerator e = seq.GetEnumerator();
// version
e.MoveNext();
version = DerInteger.GetInstance(e.Current);
// tsaPolicy
e.MoveNext();
tsaPolicyId = DerObjectIdentifier.GetInstance(e.Current);
// messageImprint
e.MoveNext();
messageImprint = MessageImprint.GetInstance(e.Current);
// serialNumber
e.MoveNext();
serialNumber = DerInteger.GetInstance(e.Current);
// genTime
e.MoveNext();
genTime = DerGeneralizedTime.GetInstance(e.Current);
// default for ordering
ordering = DerBoolean.False;
while (e.MoveNext())
{
Asn1Object o = (Asn1Object)e.Current;
if (o is Asn1TaggedObject)
{
DerTaggedObject tagged = (DerTaggedObject)o;
switch (tagged.TagNo)
{
case 0:
tsa = GeneralName.GetInstance(tagged, true);
break;
case 1:
extensions = X509Extensions.GetInstance(tagged, false);
break;
default:
throw new ArgumentException("Unknown tag value " + tagged.TagNo);
}
}
if (o is DerSequence)
{
accuracy = Accuracy.GetInstance(o);
}
if (o is DerBoolean)
{
ordering = DerBoolean.GetInstance(o);
}
if (o is DerInteger)
{
nonce = DerInteger.GetInstance(o);
}
}
}