1 files changed, 104 insertions, 0 deletions
diff --git a/Crypto/src/asn1/x509/UserNotice.cs b/Crypto/src/asn1/x509/UserNotice.cs
new file mode 100644
index 000000000..2878a180f
--- /dev/null
+++ b/Crypto/src/asn1/x509/UserNotice.cs
@@ -0,0 +1,104 @@
+using System;
+
+namespace Org.BouncyCastle.Asn1.X509
+{
+ /**
+ * <code>UserNotice</code> class, used in
+ * <code>CertificatePolicies</code> X509 extensions (in policy
+ * qualifiers).
+ * <pre>
+ * UserNotice ::= Sequence {
+ * noticeRef NoticeReference OPTIONAL,
+ * explicitText DisplayText OPTIONAL}
+ *
+ * </pre>
+ *
+ * @see PolicyQualifierId
+ * @see PolicyInformation
+ */
+ public class UserNotice
+ : Asn1Encodable
+ {
+ internal NoticeReference noticeRef;
+ internal DisplayText explicitText;
+
+ /**
+ * Creates a new <code>UserNotice</code> instance.
+ *
+ * @param noticeRef a <code>NoticeReference</code> value
+ * @param explicitText a <code>DisplayText</code> value
+ */
+ public UserNotice(
+ NoticeReference noticeRef,
+ DisplayText explicitText)
+ {
+ this.noticeRef = noticeRef;
+ this.explicitText = explicitText;
+ }
+
+ /**
+ * Creates a new <code>UserNotice</code> instance.
+ *
+ * @param noticeRef a <code>NoticeReference</code> value
+ * @param str the explicitText field as a string.
+ */
+ public UserNotice(
+ NoticeReference noticeRef,
+ string str)
+ {
+ this.noticeRef = noticeRef;
+ this.explicitText = new DisplayText(str);
+ }
+
+ /**
+ * Creates a new <code>UserNotice</code> instance.
+ * <p>Useful from reconstructing a <code>UserNotice</code> instance
+ * from its encodable/encoded form.
+ *
+ * @param as an <code>ASN1Sequence</code> value obtained from either
+ * calling @{link toASN1Object()} for a <code>UserNotice</code>
+ * instance or from parsing it from a DER-encoded stream.</p>
+ */
+ public UserNotice(
+ Asn1Sequence seq)
+ {
+ if (seq.Count == 2)
+ {
+ noticeRef = NoticeReference.GetInstance(seq[0]);
+ explicitText = DisplayText.GetInstance(seq[1]);
+ }
+ else if (seq.Count == 1)
+ {
+ if (seq[0].ToAsn1Object() is Asn1Sequence)
+ {
+ noticeRef = NoticeReference.GetInstance(seq[0]);
+ }
+ else
+ {
+ explicitText = DisplayText.GetInstance(seq[0]);
+ }
+ }
+ else
+ {
+ throw new ArgumentException("Bad sequence size: " + seq.Count);
+ }
+ }
+
+ public override Asn1Object ToAsn1Object()
+ {
+ Asn1EncodableVector av = new Asn1EncodableVector();
+
+ if (noticeRef != null)
+ {
+ av.Add(noticeRef);
+ }
+
+ if (explicitText != null)
+ {
+ av.Add(explicitText);
+ }
+
+ return new DerSequence(av);
+ }
+ }
+}
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