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247
iTechSharp/srcbc/asn1/x509/IssuingDistributionPoint.cs
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247
iTechSharp/srcbc/asn1/x509/IssuingDistributionPoint.cs
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using System;
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using System.Text;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Asn1.X509
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{
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/**
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* <pre>
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* IssuingDistributionPoint ::= SEQUENCE {
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* distributionPoint [0] DistributionPointName OPTIONAL,
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* onlyContainsUserCerts [1] BOOLEAN DEFAULT FALSE,
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* onlyContainsCACerts [2] BOOLEAN DEFAULT FALSE,
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* onlySomeReasons [3] ReasonFlags OPTIONAL,
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* indirectCRL [4] BOOLEAN DEFAULT FALSE,
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* onlyContainsAttributeCerts [5] BOOLEAN DEFAULT FALSE }
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* </pre>
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*/
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public class IssuingDistributionPoint
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: Asn1Encodable
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{
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private readonly DistributionPointName _distributionPoint;
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private readonly bool _onlyContainsUserCerts;
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private readonly bool _onlyContainsCACerts;
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private readonly ReasonFlags _onlySomeReasons;
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private readonly bool _indirectCRL;
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private readonly bool _onlyContainsAttributeCerts;
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private readonly Asn1Sequence seq;
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public static IssuingDistributionPoint GetInstance(
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Asn1TaggedObject obj,
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bool explicitly)
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{
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return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
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}
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public static IssuingDistributionPoint GetInstance(
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object obj)
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{
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if (obj == null || obj is IssuingDistributionPoint)
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{
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return (IssuingDistributionPoint) obj;
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}
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if (obj is Asn1Sequence)
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{
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return new IssuingDistributionPoint((Asn1Sequence) obj);
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}
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throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
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}
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/**
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* Constructor from given details.
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*
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* @param distributionPoint
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* May contain an URI as pointer to most current CRL.
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* @param onlyContainsUserCerts Covers revocation information for end certificates.
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* @param onlyContainsCACerts Covers revocation information for CA certificates.
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*
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* @param onlySomeReasons
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* Which revocation reasons does this point cover.
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* @param indirectCRL
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* If <code>true</code> then the CRL contains revocation
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* information about certificates ssued by other CAs.
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* @param onlyContainsAttributeCerts Covers revocation information for attribute certificates.
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*/
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public IssuingDistributionPoint(
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DistributionPointName distributionPoint,
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bool onlyContainsUserCerts,
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bool onlyContainsCACerts,
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ReasonFlags onlySomeReasons,
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bool indirectCRL,
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bool onlyContainsAttributeCerts)
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{
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this._distributionPoint = distributionPoint;
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this._indirectCRL = indirectCRL;
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this._onlyContainsAttributeCerts = onlyContainsAttributeCerts;
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this._onlyContainsCACerts = onlyContainsCACerts;
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this._onlyContainsUserCerts = onlyContainsUserCerts;
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this._onlySomeReasons = onlySomeReasons;
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Asn1EncodableVector vec = new Asn1EncodableVector();
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if (distributionPoint != null)
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{ // CHOICE item so explicitly tagged
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vec.Add(new DerTaggedObject(true, 0, distributionPoint));
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}
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if (onlyContainsUserCerts)
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{
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vec.Add(new DerTaggedObject(false, 1, DerBoolean.True));
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}
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if (onlyContainsCACerts)
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{
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vec.Add(new DerTaggedObject(false, 2, DerBoolean.True));
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}
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if (onlySomeReasons != null)
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{
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vec.Add(new DerTaggedObject(false, 3, onlySomeReasons));
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}
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if (indirectCRL)
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{
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vec.Add(new DerTaggedObject(false, 4, DerBoolean.True));
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}
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if (onlyContainsAttributeCerts)
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{
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vec.Add(new DerTaggedObject(false, 5, DerBoolean.True));
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}
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seq = new DerSequence(vec);
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}
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/**
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* Constructor from Asn1Sequence
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*/
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private IssuingDistributionPoint(
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Asn1Sequence seq)
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{
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this.seq = seq;
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for (int i = 0; i != seq.Count; i++)
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{
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Asn1TaggedObject o = Asn1TaggedObject.GetInstance(seq[i]);
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switch (o.TagNo)
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{
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case 0:
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// CHOICE so explicit
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_distributionPoint = DistributionPointName.GetInstance(o, true);
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break;
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case 1:
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_onlyContainsUserCerts = DerBoolean.GetInstance(o, false).IsTrue;
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break;
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case 2:
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_onlyContainsCACerts = DerBoolean.GetInstance(o, false).IsTrue;
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break;
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case 3:
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_onlySomeReasons = new ReasonFlags(ReasonFlags.GetInstance(o, false));
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break;
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case 4:
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_indirectCRL = DerBoolean.GetInstance(o, false).IsTrue;
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break;
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case 5:
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_onlyContainsAttributeCerts = DerBoolean.GetInstance(o, false).IsTrue;
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break;
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default:
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throw new ArgumentException("unknown tag in IssuingDistributionPoint");
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}
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}
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}
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public bool OnlyContainsUserCerts
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{
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get { return _onlyContainsUserCerts; }
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}
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public bool OnlyContainsCACerts
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{
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get { return _onlyContainsCACerts; }
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}
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public bool IsIndirectCrl
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{
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get { return _indirectCRL; }
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}
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public bool OnlyContainsAttributeCerts
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{
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get { return _onlyContainsAttributeCerts; }
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}
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/**
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* @return Returns the distributionPoint.
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*/
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public DistributionPointName DistributionPoint
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{
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get { return _distributionPoint; }
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}
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/**
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* @return Returns the onlySomeReasons.
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*/
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public ReasonFlags OnlySomeReasons
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{
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get { return _onlySomeReasons; }
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}
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public override Asn1Object ToAsn1Object()
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{
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return seq;
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}
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public override string ToString()
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{
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string sep = Platform.NewLine;
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StringBuilder buf = new StringBuilder();
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buf.Append("IssuingDistributionPoint: [");
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buf.Append(sep);
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if (_distributionPoint != null)
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{
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appendObject(buf, sep, "distributionPoint", _distributionPoint.ToString());
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}
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if (_onlyContainsUserCerts)
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{
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appendObject(buf, sep, "onlyContainsUserCerts", _onlyContainsUserCerts.ToString());
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}
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if (_onlyContainsCACerts)
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{
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appendObject(buf, sep, "onlyContainsCACerts", _onlyContainsCACerts.ToString());
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}
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if (_onlySomeReasons != null)
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{
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appendObject(buf, sep, "onlySomeReasons", _onlySomeReasons.ToString());
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}
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if (_onlyContainsAttributeCerts)
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{
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appendObject(buf, sep, "onlyContainsAttributeCerts", _onlyContainsAttributeCerts.ToString());
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}
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if (_indirectCRL)
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{
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appendObject(buf, sep, "indirectCRL", _indirectCRL.ToString());
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}
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buf.Append("]");
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buf.Append(sep);
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return buf.ToString();
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}
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private void appendObject(
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StringBuilder buf,
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string sep,
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string name,
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string val)
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{
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string indent = " ";
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buf.Append(indent);
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buf.Append(name);
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buf.Append(":");
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buf.Append(sep);
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buf.Append(indent);
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buf.Append(indent);
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buf.Append(val);
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buf.Append(sep);
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}
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}
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}
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