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using System;
using System.Text;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X509
{
/**
* <pre>
* IssuingDistributionPoint ::= SEQUENCE {
* distributionPoint [0] DistributionPointName OPTIONAL,
* onlyContainsUserCerts [1] BOOLEAN DEFAULT FALSE,
* onlyContainsCACerts [2] BOOLEAN DEFAULT FALSE,
* onlySomeReasons [3] ReasonFlags OPTIONAL,
* indirectCRL [4] BOOLEAN DEFAULT FALSE,
* onlyContainsAttributeCerts [5] BOOLEAN DEFAULT FALSE }
* </pre>
*/
public class IssuingDistributionPoint
: Asn1Encodable
{
private readonly DistributionPointName _distributionPoint;
private readonly bool _onlyContainsUserCerts;
private readonly bool _onlyContainsCACerts;
private readonly ReasonFlags _onlySomeReasons;
private readonly bool _indirectCRL;
private readonly bool _onlyContainsAttributeCerts;
private readonly Asn1Sequence seq;
public static IssuingDistributionPoint GetInstance(
Asn1TaggedObject obj,
bool explicitly)
{
return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
}
public static IssuingDistributionPoint GetInstance(
object obj)
{
if (obj == null || obj is IssuingDistributionPoint)
{
return (IssuingDistributionPoint) obj;
}
if (obj is Asn1Sequence)
{
return new IssuingDistributionPoint((Asn1Sequence) obj);
}
throw new ArgumentException("unknown object in factory: " + Platform.GetTypeName(obj), "obj");
}
/**
* Constructor from given details.
*
* @param distributionPoint
* May contain an URI as pointer to most current CRL.
* @param onlyContainsUserCerts Covers revocation information for end certificates.
* @param onlyContainsCACerts Covers revocation information for CA certificates.
*
* @param onlySomeReasons
* Which revocation reasons does this point cover.
* @param indirectCRL
* If <code>true</code> then the CRL contains revocation
* information about certificates ssued by other CAs.
* @param onlyContainsAttributeCerts Covers revocation information for attribute certificates.
*/
public IssuingDistributionPoint(
DistributionPointName distributionPoint,
bool onlyContainsUserCerts,
bool onlyContainsCACerts,
ReasonFlags onlySomeReasons,
bool indirectCRL,
bool onlyContainsAttributeCerts)
{
this._distributionPoint = distributionPoint;
this._indirectCRL = indirectCRL;
this._onlyContainsAttributeCerts = onlyContainsAttributeCerts;
this._onlyContainsCACerts = onlyContainsCACerts;
this._onlyContainsUserCerts = onlyContainsUserCerts;
this._onlySomeReasons = onlySomeReasons;
Asn1EncodableVector vec = new Asn1EncodableVector();
if (distributionPoint != null)
{ // CHOICE item so explicitly tagged
vec.Add(new DerTaggedObject(true, 0, distributionPoint));
}
if (onlyContainsUserCerts)
{
vec.Add(new DerTaggedObject(false, 1, DerBoolean.True));
}
if (onlyContainsCACerts)
{
vec.Add(new DerTaggedObject(false, 2, DerBoolean.True));
}
if (onlySomeReasons != null)
{
vec.Add(new DerTaggedObject(false, 3, onlySomeReasons));
}
if (indirectCRL)
{
vec.Add(new DerTaggedObject(false, 4, DerBoolean.True));
}
if (onlyContainsAttributeCerts)
{
vec.Add(new DerTaggedObject(false, 5, DerBoolean.True));
}
seq = new DerSequence(vec);
}
/**
* Constructor from Asn1Sequence
*/
private IssuingDistributionPoint(
Asn1Sequence seq)
{
this.seq = seq;
for (int i = 0; i != seq.Count; i++)
{
Asn1TaggedObject o = Asn1TaggedObject.GetInstance(seq[i]);
switch (o.TagNo)
{
case 0:
// CHOICE so explicit
_distributionPoint = DistributionPointName.GetInstance(o, true);
break;
case 1:
_onlyContainsUserCerts = DerBoolean.GetInstance(o, false).IsTrue;
break;
case 2:
_onlyContainsCACerts = DerBoolean.GetInstance(o, false).IsTrue;
break;
case 3:
_onlySomeReasons = new ReasonFlags(ReasonFlags.GetInstance(o, false));
break;
case 4:
_indirectCRL = DerBoolean.GetInstance(o, false).IsTrue;
break;
case 5:
_onlyContainsAttributeCerts = DerBoolean.GetInstance(o, false).IsTrue;
break;
default:
throw new ArgumentException("unknown tag in IssuingDistributionPoint");
}
}
}
public bool OnlyContainsUserCerts
{
get { return _onlyContainsUserCerts; }
}
public bool OnlyContainsCACerts
{
get { return _onlyContainsCACerts; }
}
public bool IsIndirectCrl
{
get { return _indirectCRL; }
}
public bool OnlyContainsAttributeCerts
{
get { return _onlyContainsAttributeCerts; }
}
/**
* @return Returns the distributionPoint.
*/
public DistributionPointName DistributionPoint
{
get { return _distributionPoint; }
}
/**
* @return Returns the onlySomeReasons.
*/
public ReasonFlags OnlySomeReasons
{
get { return _onlySomeReasons; }
}
public override Asn1Object ToAsn1Object()
{
return seq;
}
public override string ToString()
{
StringBuilder buf = new StringBuilder();
buf.AppendLine("IssuingDistributionPoint: [");
if (_distributionPoint != null)
{
AppendObject(buf, "distributionPoint", _distributionPoint.ToString());
}
if (_onlyContainsUserCerts)
{
AppendObject(buf, "onlyContainsUserCerts", _onlyContainsUserCerts.ToString());
}
if (_onlyContainsCACerts)
{
AppendObject(buf, "onlyContainsCACerts", _onlyContainsCACerts.ToString());
}
if (_onlySomeReasons != null)
{
AppendObject(buf, "onlySomeReasons", _onlySomeReasons.ToString());
}
if (_onlyContainsAttributeCerts)
{
AppendObject(buf, "onlyContainsAttributeCerts", _onlyContainsAttributeCerts.ToString());
}
if (_indirectCRL)
{
AppendObject(buf, "indirectCRL", _indirectCRL.ToString());
}
buf.AppendLine("]");
return buf.ToString();
}
private void AppendObject(StringBuilder buf, string name, string val)
{
string indent = " ";
buf.Append(indent);
buf.Append(name);
buf.AppendLine(":");
buf.Append(indent);
buf.Append(indent);
buf.Append(val);
buf.AppendLine();
}
}
}
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