1 files changed, 110 insertions, 0 deletions
diff --git a/Crypto/src/asn1/esf/CrlIdentifier.cs b/Crypto/src/asn1/esf/CrlIdentifier.cs
new file mode 100644
index 000000000..dfff7d838
--- /dev/null
+++ b/Crypto/src/asn1/esf/CrlIdentifier.cs
@@ -0,0 +1,110 @@
+using System;
+
+using Org.BouncyCastle.Asn1.X509;
+using Org.BouncyCastle.Math;
+
+namespace Org.BouncyCastle.Asn1.Esf
+{
+ /// <remarks>
+ /// RFC 3126: 4.2.2 Complete Revocation Refs Attribute Definition
+ /// <code>
+ /// CrlIdentifier ::= SEQUENCE
+ /// {
+ /// crlissuer Name,
+ /// crlIssuedTime UTCTime,
+ /// crlNumber INTEGER OPTIONAL
+ /// }
+ /// </code>
+ /// </remarks>
+ public class CrlIdentifier
+ : Asn1Encodable
+ {
+ private readonly X509Name crlIssuer;
+ private readonly DerUtcTime crlIssuedTime;
+ private readonly DerInteger crlNumber;
+
+ public static CrlIdentifier GetInstance(
+ object obj)
+ {
+ if (obj == null || obj is CrlIdentifier)
+ return (CrlIdentifier) obj;
+
+ if (obj is Asn1Sequence)
+ return new CrlIdentifier((Asn1Sequence) obj);
+
+ throw new ArgumentException(
+ "Unknown object in 'CrlIdentifier' factory: "
+ + obj.GetType().Name,
+ "obj");
+ }
+
+ private CrlIdentifier(
+ 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.crlIssuer = X509Name.GetInstance(seq[0]);
+ this.crlIssuedTime = DerUtcTime.GetInstance(seq[1]);
+
+ if (seq.Count > 2)
+ {
+ this.crlNumber = DerInteger.GetInstance(seq[2]);
+ }
+ }
+
+ public CrlIdentifier(
+ X509Name crlIssuer,
+ DateTime crlIssuedTime)
+ : this(crlIssuer, crlIssuedTime, null)
+ {
+ }
+
+ public CrlIdentifier(
+ X509Name crlIssuer,
+ DateTime crlIssuedTime,
+ BigInteger crlNumber)
+ {
+ if (crlIssuer == null)
+ throw new ArgumentNullException("crlIssuer");
+
+ this.crlIssuer = crlIssuer;
+ this.crlIssuedTime = new DerUtcTime(crlIssuedTime);
+
+ if (crlNumber != null)
+ {
+ this.crlNumber = new DerInteger(crlNumber);
+ }
+ }
+
+ public X509Name CrlIssuer
+ {
+ get { return crlIssuer; }
+ }
+
+ public DateTime CrlIssuedTime
+ {
+ get { return crlIssuedTime.ToAdjustedDateTime(); }
+ }
+
+ public BigInteger CrlNumber
+ {
+ get { return crlNumber == null ? null : crlNumber.Value; }
+ }
+
+ public override Asn1Object ToAsn1Object()
+ {
+ Asn1EncodableVector v = new Asn1EncodableVector(
+ crlIssuer.ToAsn1Object(), crlIssuedTime);
+
+ if (crlNumber != null)
+ {
+ v.Add(crlNumber);
+ }
+
+ return new DerSequence(v);
+ }
+ }
+}
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