1 files changed, 191 insertions, 0 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/x509/sigi/NameOrPseudonym.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/x509/sigi/NameOrPseudonym.java
new file mode 100644
index 000000000..f5fbc4aa7
--- /dev/null
+++ b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/x509/sigi/NameOrPseudonym.java
@@ -0,0 +1,191 @@
+package org.spongycastle.asn1.x509.sigi;
+
+import java.util.Enumeration;
+
+import org.spongycastle.asn1.ASN1Choice;
+import org.spongycastle.asn1.ASN1EncodableVector;
+import org.spongycastle.asn1.ASN1Object;
+import org.spongycastle.asn1.ASN1Primitive;
+import org.spongycastle.asn1.ASN1Sequence;
+import org.spongycastle.asn1.ASN1String;
+import org.spongycastle.asn1.DERSequence;
+import org.spongycastle.asn1.x500.DirectoryString;
+
+/**
+ * Structure for a name or pseudonym.
+ * 
+ * <pre>
+ *       NameOrPseudonym ::= CHOICE {
+ *            surAndGivenName SEQUENCE {
+ *              surName DirectoryString,
+ *              givenName SEQUENCE OF DirectoryString 
+ *         },
+ *            pseudonym DirectoryString 
+ *       }
+ * </pre>
+ * 
+ * @see org.spongycastle.asn1.x509.sigi.PersonalData
+ * 
+ */
+public class NameOrPseudonym
+    extends ASN1Object
+    implements ASN1Choice
+{
+    private DirectoryString pseudonym;
+
+    private DirectoryString surname;
+
+    private ASN1Sequence givenName;
+
+    public static NameOrPseudonym getInstance(Object obj)
+    {
+        if (obj == null || obj instanceof NameOrPseudonym)
+        {
+            return (NameOrPseudonym)obj;
+        }
+
+        if (obj instanceof ASN1String)
+        {
+            return new NameOrPseudonym(DirectoryString.getInstance(obj));
+        }
+
+        if (obj instanceof ASN1Sequence)
+        {
+            return new NameOrPseudonym((ASN1Sequence)obj);
+        }
+
+        throw new IllegalArgumentException("illegal object in getInstance: "
+            + obj.getClass().getName());
+    }
+
+    /**
+     * Constructor from DirectoryString.
+     * <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.size() != 2)
+        {
+            throw new IllegalArgumentException("Bad sequence size: "
+                + seq.size());
+        }
+
+        if (!(seq.getObjectAt(0) instanceof ASN1String))
+        {
+            throw new IllegalArgumentException("Bad object encountered: "
+                + seq.getObjectAt(0).getClass());
+        }
+
+        surname = DirectoryString.getInstance(seq.getObjectAt(0));
+        givenName = ASN1Sequence.getInstance(seq.getObjectAt(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 getPseudonym()
+    {
+        return pseudonym;
+    }
+
+    public DirectoryString getSurname()
+    {
+        return surname;
+    }
+
+    public DirectoryString[] getGivenName()
+    {
+        DirectoryString[] items = new DirectoryString[givenName.size()];
+        int count = 0;
+        for (Enumeration e = givenName.getObjects(); e.hasMoreElements();)
+        {
+            items[count++] = DirectoryString.getInstance(e.nextElement());
+        }
+        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 a DERObject
+     */
+    public ASN1Primitive toASN1Primitive()
+    {
+        if (pseudonym != null)
+        {
+            return pseudonym.toASN1Primitive();
+        }
+        else
+        {
+            ASN1EncodableVector vec1 = new ASN1EncodableVector();
+            vec1.add(surname);
+            vec1.add(givenName);
+            return new DERSequence(vec1);
+        }
+    }
+}