1 files changed, 103 insertions, 0 deletions
diff --git a/Crypto/src/asn1/crmf/EncKeyWithID.cs b/Crypto/src/asn1/crmf/EncKeyWithID.cs
new file mode 100644
index 000000000..6de56fa0b
--- /dev/null
+++ b/Crypto/src/asn1/crmf/EncKeyWithID.cs
@@ -0,0 +1,103 @@
+using System;
+
+using Org.BouncyCastle.Asn1.Pkcs;
+using Org.BouncyCastle.Asn1.X509;
+
+namespace Org.BouncyCastle.Asn1.Crmf
+{
+ public class EncKeyWithID
+ : Asn1Encodable
+ {
+ private readonly PrivateKeyInfo privKeyInfo;
+ private readonly Asn1Encodable identifier;
+
+ public static EncKeyWithID GetInstance(object obj)
+ {
+ if (obj is EncKeyWithID)
+ return (EncKeyWithID)obj;
+
+ if (obj != null)
+ return new EncKeyWithID(Asn1Sequence.GetInstance(obj));
+
+ return null;
+ }
+
+ private EncKeyWithID(Asn1Sequence seq)
+ {
+ this.privKeyInfo = PrivateKeyInfo.GetInstance(seq[0]);
+
+ if (seq.Count > 1)
+ {
+ if (!(seq[1] is DerUtf8String))
+ {
+ this.identifier = GeneralName.GetInstance(seq[1]);
+ }
+ else
+ {
+ this.identifier = (Asn1Encodable)seq[1];
+ }
+ }
+ else
+ {
+ this.identifier = null;
+ }
+ }
+
+ public EncKeyWithID(PrivateKeyInfo privKeyInfo)
+ {
+ this.privKeyInfo = privKeyInfo;
+ this.identifier = null;
+ }
+
+ public EncKeyWithID(PrivateKeyInfo privKeyInfo, DerUtf8String str)
+ {
+ this.privKeyInfo = privKeyInfo;
+ this.identifier = str;
+ }
+
+ public EncKeyWithID(PrivateKeyInfo privKeyInfo, GeneralName generalName)
+ {
+ this.privKeyInfo = privKeyInfo;
+ this.identifier = generalName;
+ }
+
+ public virtual PrivateKeyInfo PrivateKey
+ {
+ get { return privKeyInfo; }
+ }
+
+ public virtual bool HasIdentifier
+ {
+ get { return identifier != null; }
+ }
+
+ public virtual bool IsIdentifierUtf8String
+ {
+ get { return identifier is DerUtf8String; }
+ }
+
+ public virtual Asn1Encodable Identifier
+ {
+ get { return identifier; }
+ }
+
+ /**
+ * <pre>
+ * EncKeyWithID ::= SEQUENCE {
+ * privateKey PrivateKeyInfo,
+ * identifier CHOICE {
+ * string UTF8String,
+ * generalName GeneralName
+ * } OPTIONAL
+ * }
+ * </pre>
+ * @return
+ */
+ public override Asn1Object ToAsn1Object()
+ {
+ Asn1EncodableVector v = new Asn1EncodableVector(privKeyInfo);
+ v.AddOptional(identifier);
+ return new DerSequence(v);
+ }
+ }
+}
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