1 files changed, 78 insertions, 0 deletions
diff --git a/crypto/src/asn1/crmf/EncryptedKey.cs b/crypto/src/asn1/crmf/EncryptedKey.cs
new file mode 100644
index 000000000..850fbd219
--- /dev/null
+++ b/crypto/src/asn1/crmf/EncryptedKey.cs
@@ -0,0 +1,78 @@
+using System;
+
+using Org.BouncyCastle.Asn1.Cms;
+
+namespace Org.BouncyCastle.Asn1.Crmf
+{
+    public class EncryptedKey
+        : Asn1Encodable, IAsn1Choice
+    {
+        private readonly EnvelopedData envelopedData;
+        private readonly EncryptedValue encryptedValue;
+
+        public static EncryptedKey GetInstance(object o)
+        {
+            if (o is EncryptedKey)
+            {
+                return (EncryptedKey)o;
+            }
+            else if (o is Asn1TaggedObject)
+            {
+                return new EncryptedKey(EnvelopedData.GetInstance((Asn1TaggedObject)o, false));
+            }
+            else if (o is EncryptedValue)
+            {
+                return new EncryptedKey((EncryptedValue)o);
+            }
+            else
+            {
+                return new EncryptedKey(EncryptedValue.GetInstance(o));
+            }
+        }
+
+        public EncryptedKey(EnvelopedData envelopedData)
+        {
+            this.envelopedData = envelopedData;
+        }
+
+        public EncryptedKey(EncryptedValue encryptedValue)
+        {
+            this.encryptedValue = encryptedValue;
+        }
+
+        public virtual bool IsEncryptedValue
+        {
+            get { return encryptedValue != null; }
+        }
+
+        public virtual Asn1Encodable Value
+        {
+            get
+            {
+                if (encryptedValue != null)
+                    return encryptedValue;
+
+                return envelopedData;
+            }
+        }
+
+        /**
+         * <pre>
+         *    EncryptedKey ::= CHOICE {
+         *        encryptedValue        EncryptedValue, -- deprecated
+         *        envelopedData     [0] EnvelopedData }
+         *        -- The encrypted private key MUST be placed in the envelopedData
+         *        -- encryptedContentInfo encryptedContent OCTET STRING.
+         * </pre>
+         */
+        public override Asn1Object ToAsn1Object()
+        {
+            if (encryptedValue != null)
+            {
+                return encryptedValue.ToAsn1Object();
+            }
+
+            return new DerTaggedObject(false, 0, envelopedData);
+        }
+    }
+}