/**
* Constructor that builds an instance of <code>RoleSyntax</code> by
* extracting the encoded elements from the <code>Asn1Sequence</code>
* object supplied.
* @param seq an instance of <code>Asn1Sequence</code> that holds
* the encoded elements used to build this <code>RoleSyntax</code>.
*/
private RoleSyntax(
Asn1Sequence seq)
{
if (seq.Count < 1 || seq.Count > 2)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
for (int i = 0; i != seq.Count; i++)
{
Asn1TaggedObject taggedObject = Asn1TaggedObject.GetInstance(seq[i]);
switch (taggedObject.TagNo)
{
case 0:
roleAuthority = GeneralNames.GetInstance(taggedObject, false);
break;
case 1:
roleName = GeneralName.GetInstance(taggedObject, true);
break;
default:
throw new ArgumentException("Unknown tag in RoleSyntax");
}
}
}
private V2Form(
Asn1Sequence seq)
{
if (seq.Count > 3)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
int index = 0;
if (!(seq[0] is Asn1TaggedObject))
{
index++;
this.issuerName = GeneralNames.GetInstance(seq[0]);
}
for (int i = index; i != seq.Count; i++)
{
Asn1TaggedObject o = Asn1TaggedObject.GetInstance(seq[i]);
if (o.TagNo == 0)
{
baseCertificateID = IssuerSerial.GetInstance(o, false);
}
else if (o.TagNo == 1)
{
objectDigestInfo = ObjectDigestInfo.GetInstance(o, false);
}
else
{
throw new ArgumentException("Bad tag number: " + o.TagNo);
}
}
}
public static AttCertIssuer GetInstance(
object obj)
{
if (obj is AttCertIssuer)
{
return((AttCertIssuer)obj);
}
else if (obj is V2Form)
{
return(new AttCertIssuer(V2Form.GetInstance(obj)));
}
else if (obj is GeneralNames)
{
return(new AttCertIssuer((GeneralNames)obj));
}
else if (obj is Asn1TaggedObject)
{
return(new AttCertIssuer(V2Form.GetInstance((Asn1TaggedObject)obj, false)));
}
else if (obj is Asn1Sequence)
{
return(new AttCertIssuer(GeneralNames.GetInstance(obj)));
}
throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
}
/**
* Constructor for a holder for an v2 attribute certificate. *
*
* @param seq The ASN.1 sequence.
*/
private Holder(
Asn1Sequence seq)
{
if (seq.Count > 3)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
for (int i = 0; i != seq.Count; i++)
{
Asn1TaggedObject tObj = Asn1TaggedObject.GetInstance(seq[i]);
switch (tObj.TagNo)
{
case 0:
baseCertificateID = IssuerSerial.GetInstance(tObj, false);
break;
case 1:
entityName = GeneralNames.GetInstance(tObj, false);
break;
case 2:
objectDigestInfo = ObjectDigestInfo.GetInstance(tObj, false);
break;
default:
throw new ArgumentException("unknown tag in Holder");
}
}
this.version = 1;
}
/**
* create an AuthorityKeyIdentifier with the GeneralNames tag and
* the serial number provided.
*/
public AuthorityKeyIdentifier(
GeneralNames name,
BigInteger serialNumber)
{
this.keyidentifier = null;
this.certissuer = GeneralNames.GetInstance(name.ToAsn1Object());
this.certserno = new DerInteger(serialNumber);
}
/**
*
*/
public IetfAttrSyntax(
Asn1Sequence seq)
{
int i = 0;
if (seq[0] is Asn1TaggedObject)
{
policyAuthority = GeneralNames.GetInstance(((Asn1TaggedObject)seq[0]), false);
i++;
}
else if (seq.Count == 2)
{ // VOMS fix
policyAuthority = GeneralNames.GetInstance(seq[0]);
i++;
}
if (!(seq[i] is Asn1Sequence))
{
throw new ArgumentException("Non-IetfAttrSyntax encoding");
}
seq = (Asn1Sequence)seq[i];
foreach (Asn1Object obj in seq)
{
int type;
if (obj is DerObjectIdentifier)
{
type = ValueOid;
}
else if (obj is DerUtf8String)
{
type = ValueUtf8;
}
else if (obj is DerOctetString)
{
type = ValueOctets;
}
else
{
throw new ArgumentException("Bad value type encoding IetfAttrSyntax");
}
if (valueChoice < 0)
{
valueChoice = type;
}
if (type != valueChoice)
{
throw new ArgumentException("Mix of value types in IetfAttrSyntax");
}
values.Add(obj);
}
}
public DistributionPointName(
Asn1TaggedObject obj)
{
this.type = obj.TagNo;
if (type == FullName)
{
this.name = GeneralNames.GetInstance(obj, false);
}
else
{
this.name = Asn1Set.GetInstance(obj, false);
}
}
private IssuerSerial(
Asn1Sequence seq)
{
if (seq.Count != 2 && seq.Count != 3)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
issuer = GeneralNames.GetInstance(seq[0]);
serial = DerInteger.GetInstance(seq[1]);
if (seq.Count == 3)
{
issuerUid = DerBitString.GetInstance(seq[2]);
}
}
/**
* Constructor for a holder for an v1 attribute certificate.
*
* @param tagObj The ASN.1 tagged holder object.
*/
public Holder(
Asn1TaggedObject tagObj)
{
switch (tagObj.TagNo)
{
case 0:
baseCertificateID = IssuerSerial.GetInstance(tagObj, false);
break;
case 1:
entityName = GeneralNames.GetInstance(tagObj, false);
break;
default:
throw new ArgumentException("unknown tag in Holder");
}
this.version = 0;
}
private DistributionPoint(
Asn1Sequence seq)
{
for (int i = 0; i != seq.Count; i++)
{
Asn1TaggedObject t = Asn1TaggedObject.GetInstance(seq[i]);
switch (t.TagNo)
{
case 0:
distributionPoint = DistributionPointName.GetInstance(t, true);
break;
case 1:
reasons = new ReasonFlags(DerBitString.GetInstance(t, false));
break;
case 2:
cRLIssuer = GeneralNames.GetInstance(t, false);
break;
}
}
}
protected internal AuthorityKeyIdentifier(
Asn1Sequence seq)
{
foreach (Asn1TaggedObject o in seq)
{
switch (o.TagNo)
{
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");
}
}
}
