1 files changed, 177 insertions, 0 deletions
diff --git a/Crypto/src/asn1/x509/sigi/NameOrPseudonym.cs b/Crypto/src/asn1/x509/sigi/NameOrPseudonym.cs
new file mode 100644
index 000000000..222895cf1
--- /dev/null
+++ b/Crypto/src/asn1/x509/sigi/NameOrPseudonym.cs
@@ -0,0 +1,177 @@
+using System;
+using System.Collections;
+
+using Org.BouncyCastle.Asn1.X500;
+
+namespace Org.BouncyCastle.Asn1.X509.SigI
+{
+ /**
+ * Structure for a name or pseudonym.
+ *
+ * <pre>
+ * NameOrPseudonym ::= CHOICE {
+ * surAndGivenName SEQUENCE {
+ * surName DirectoryString,
+ * givenName SEQUENCE OF DirectoryString
+ * },
+ * pseudonym DirectoryString
+ * }
+ * </pre>
+ *
+ * @see org.bouncycastle.asn1.x509.sigi.PersonalData
+ *
+ */
+ public class NameOrPseudonym
+ : Asn1Encodable, IAsn1Choice
+ {
+ private readonly DirectoryString pseudonym;
+ private readonly DirectoryString surname;
+ private readonly Asn1Sequence givenName;
+
+ public static NameOrPseudonym GetInstance(
+ object obj)
+ {
+ if (obj == null || obj is NameOrPseudonym)
+ {
+ return (NameOrPseudonym)obj;
+ }
+
+ if (obj is IAsn1String)
+ {
+ return new NameOrPseudonym(DirectoryString.GetInstance(obj));
+ }
+
+ if (obj is Asn1Sequence)
+ {
+ return new NameOrPseudonym((Asn1Sequence) obj);
+ }
+
+ throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
+ }
+
+ /**
+ * Constructor from DERString.
+ * <p/>
+ * The sequence is of type NameOrPseudonym:
+ * <p/>
+ * <pre>
+ * NameOrPseudonym ::= CHOICE {
+ * surAndGivenName SEQUENCE {
+ * surName DirectoryString,
+ * givenName SEQUENCE OF DirectoryString
+ * },
+ * pseudonym DirectoryString
+ * }
+ * </pre>
+ * @param pseudonym pseudonym value to use.
+ */
+ public NameOrPseudonym(
+ DirectoryString pseudonym)
+ {
+ this.pseudonym = pseudonym;
+ }
+
+ /**
+ * Constructor from Asn1Sequence.
+ * <p/>
+ * The sequence is of type NameOrPseudonym:
+ * <p/>
+ * <pre>
+ * NameOrPseudonym ::= CHOICE {
+ * surAndGivenName SEQUENCE {
+ * surName DirectoryString,
+ * givenName SEQUENCE OF DirectoryString
+ * },
+ * pseudonym DirectoryString
+ * }
+ * </pre>
+ *
+ * @param seq The ASN.1 sequence.
+ */
+ private NameOrPseudonym(
+ Asn1Sequence seq)
+ {
+ if (seq.Count != 2)
+ throw new ArgumentException("Bad sequence size: " + seq.Count);
+
+ if (!(seq[0] is IAsn1String))
+ throw new ArgumentException("Bad object encountered: " + seq[0].GetType().Name);
+
+ surname = DirectoryString.GetInstance(seq[0]);
+ givenName = Asn1Sequence.GetInstance(seq[1]);
+ }
+
+ /**
+ * Constructor from a given details.
+ *
+ * @param pseudonym The pseudonym.
+ */
+ public NameOrPseudonym(
+ string pseudonym)
+ : this(new DirectoryString(pseudonym))
+ {
+ }
+
+ /**
+ * Constructor from a given details.
+ *
+ * @param surname The surname.
+ * @param givenName A sequence of directory strings making up the givenName
+ */
+ public NameOrPseudonym(
+ DirectoryString surname,
+ Asn1Sequence givenName)
+ {
+ this.surname = surname;
+ this.givenName = givenName;
+ }
+
+ public DirectoryString Pseudonym
+ {
+ get { return pseudonym; }
+ }
+
+ public DirectoryString Surname
+ {
+ get { return surname; }
+ }
+
+ public DirectoryString[] GetGivenName()
+ {
+ DirectoryString[] items = new DirectoryString[givenName.Count];
+ int count = 0;
+ foreach (object o in givenName)
+ {
+ items[count++] = DirectoryString.GetInstance(o);
+ }
+ return items;
+ }
+
+ /**
+ * Produce an object suitable for an Asn1OutputStream.
+ * <p/>
+ * Returns:
+ * <p/>
+ * <pre>
+ * NameOrPseudonym ::= CHOICE {
+ * surAndGivenName SEQUENCE {
+ * surName DirectoryString,
+ * givenName SEQUENCE OF DirectoryString
+ * },
+ * pseudonym DirectoryString
+ * }
+ * </pre>
+ *
+ * @return an Asn1Object
+ */
+ public override Asn1Object ToAsn1Object()
+ {
+ if (pseudonym != null)
+ {
+ return pseudonym.ToAsn1Object();
+ }
+
+ return new DerSequence(surname, givenName);
+ }
+ }
+}
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