public static OtherHash GetInstance(
object obj)
{
if (obj == null || obj is OtherHash)
{
return((OtherHash)obj);
}
if (obj is Asn1OctetString)
{
return(new OtherHash((Asn1OctetString)obj));
}
return(new OtherHash(
OtherHashAlgAndValue.GetInstance(obj)));
}
private SignaturePolicyId(
Asn1Sequence seq)
{
if (seq == null)
{
throw new ArgumentNullException("seq");
}
if (seq.Count < 2 || seq.Count > 3)
{
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
}
this.sigPolicyIdentifier = (DerObjectIdentifier)seq[0].ToAsn1Object();
this.sigPolicyHash = OtherHashAlgAndValue.GetInstance(seq[1].ToAsn1Object());
if (seq.Count > 2)
{
this.sigPolicyQualifiers = (Asn1Sequence)seq[2].ToAsn1Object();
}
}