1 files changed, 149 insertions, 0 deletions
diff --git a/crypto/src/asn1/crmf/CertTemplate.cs b/crypto/src/asn1/crmf/CertTemplate.cs
new file mode 100644
index 000000000..3de9f1d5a
--- /dev/null
+++ b/crypto/src/asn1/crmf/CertTemplate.cs
@@ -0,0 +1,149 @@
+using System;
+
+using Org.BouncyCastle.Asn1.X509;
+
+namespace Org.BouncyCastle.Asn1.Crmf
+{
+    public class CertTemplate
+        : Asn1Encodable
+    {
+        private readonly Asn1Sequence seq;
+
+        private readonly DerInteger version;
+        private readonly DerInteger serialNumber;
+        private readonly AlgorithmIdentifier signingAlg;
+        private readonly X509Name issuer;
+        private readonly OptionalValidity validity;
+        private readonly X509Name subject;
+        private readonly SubjectPublicKeyInfo publicKey;
+        private readonly DerBitString issuerUID;
+        private readonly DerBitString subjectUID;
+        private readonly X509Extensions extensions;
+
+        private CertTemplate(Asn1Sequence seq)
+        {
+            this.seq = seq;
+
+            foreach (Asn1TaggedObject tObj in seq)
+            {
+                switch (tObj.TagNo)
+                {
+                case 0:
+                    version = DerInteger.GetInstance(tObj, false);
+                    break;
+                case 1:
+                    serialNumber = DerInteger.GetInstance(tObj, false);
+                    break;
+                case 2:
+                    signingAlg = AlgorithmIdentifier.GetInstance(tObj, false);
+                    break;
+                case 3:
+                    issuer = X509Name.GetInstance(tObj, true); // CHOICE
+                    break;
+                case 4:
+                    validity = OptionalValidity.GetInstance(Asn1Sequence.GetInstance(tObj, false));
+                    break;
+                case 5:
+                    subject = X509Name.GetInstance(tObj, true); // CHOICE
+                    break;
+                case 6:
+                    publicKey = SubjectPublicKeyInfo.GetInstance(tObj, false);
+                    break;
+                case 7:
+                    issuerUID = DerBitString.GetInstance(tObj, false);
+                    break;
+                case 8:
+                    subjectUID = DerBitString.GetInstance(tObj, false);
+                    break;
+                case 9:
+                    extensions = X509Extensions.GetInstance(tObj, false);
+                    break;
+                default:
+                    throw new ArgumentException("unknown tag: " + tObj.TagNo, "seq");
+                }
+            }
+        }
+
+        public static CertTemplate GetInstance(object obj)
+        {
+            if (obj is CertTemplate)
+                return (CertTemplate)obj;
+
+            if (obj != null)
+                return new CertTemplate(Asn1Sequence.GetInstance(obj));
+
+            return null;
+        }
+
+        public virtual int Version
+        {
+            get { return version.Value.IntValue; }
+        }
+
+        public virtual DerInteger SerialNumber
+        {
+            get { return serialNumber; }
+        }
+
+        public virtual AlgorithmIdentifier SigningAlg
+        {
+            get { return signingAlg; }
+        }
+
+        public virtual X509Name Issuer
+        {
+            get { return issuer; }
+        }
+
+        public virtual OptionalValidity Validity
+        {
+            get { return validity; }
+        }
+
+        public virtual X509Name Subject
+        {
+            get { return subject; }
+        }
+
+        public virtual SubjectPublicKeyInfo PublicKey
+        {
+            get { return publicKey; }
+        }
+
+        public virtual DerBitString IssuerUID
+        {
+            get { return issuerUID; }
+        }
+
+        public virtual DerBitString SubjectUID
+        {
+            get { return subjectUID; }
+        }
+
+        public virtual X509Extensions Extensions
+        {
+            get { return extensions; }
+        }
+
+        /**
+         * <pre>
+         *  CertTemplate ::= SEQUENCE {
+         *      version      [0] Version               OPTIONAL,
+         *      serialNumber [1] INTEGER               OPTIONAL,
+         *      signingAlg   [2] AlgorithmIdentifier   OPTIONAL,
+         *      issuer       [3] Name                  OPTIONAL,
+         *      validity     [4] OptionalValidity      OPTIONAL,
+         *      subject      [5] Name                  OPTIONAL,
+         *      publicKey    [6] SubjectPublicKeyInfo  OPTIONAL,
+         *      issuerUID    [7] UniqueIdentifier      OPTIONAL,
+         *      subjectUID   [8] UniqueIdentifier      OPTIONAL,
+         *      extensions   [9] Extensions            OPTIONAL }
+         * </pre>
+         * @return a basic ASN.1 object representation.
+         */
+        public override Asn1Object ToAsn1Object()
+        {
+            return seq;
+        }
+    }
+}