diff options
Diffstat (limited to 'Crypto/src/asn1/x509/IssuingDistributionPoint.cs')
| -rw-r--r-- | Crypto/src/asn1/x509/IssuingDistributionPoint.cs | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/Crypto/src/asn1/x509/IssuingDistributionPoint.cs b/Crypto/src/asn1/x509/IssuingDistributionPoint.cs new file mode 100644 index 000000000..3af0d565f --- /dev/null +++ b/Crypto/src/asn1/x509/IssuingDistributionPoint.cs @@ -0,0 +1,247 @@ +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: " + obj.GetType().Name, "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() + { + string sep = Platform.NewLine; + StringBuilder buf = new StringBuilder(); + + buf.Append("IssuingDistributionPoint: ["); + buf.Append(sep); + if (_distributionPoint != null) + { + appendObject(buf, sep, "distributionPoint", _distributionPoint.ToString()); + } + if (_onlyContainsUserCerts) + { + appendObject(buf, sep, "onlyContainsUserCerts", _onlyContainsUserCerts.ToString()); + } + if (_onlyContainsCACerts) + { + appendObject(buf, sep, "onlyContainsCACerts", _onlyContainsCACerts.ToString()); + } + if (_onlySomeReasons != null) + { + appendObject(buf, sep, "onlySomeReasons", _onlySomeReasons.ToString()); + } + if (_onlyContainsAttributeCerts) + { + appendObject(buf, sep, "onlyContainsAttributeCerts", _onlyContainsAttributeCerts.ToString()); + } + if (_indirectCRL) + { + appendObject(buf, sep, "indirectCRL", _indirectCRL.ToString()); + } + buf.Append("]"); + buf.Append(sep); + return buf.ToString(); + } + + private void appendObject( + StringBuilder buf, + string sep, + string name, + string val) + { + string indent = " "; + + buf.Append(indent); + buf.Append(name); + buf.Append(":"); + buf.Append(sep); + buf.Append(indent); + buf.Append(indent); + buf.Append(val); + buf.Append(sep); + } + } +} |