1 files changed, 83 insertions, 0 deletions
diff --git a/src/com/novell/sasl/client/ResponseAuth.java b/src/com/novell/sasl/client/ResponseAuth.java
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+++ b/src/com/novell/sasl/client/ResponseAuth.java
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+/* **************************************************************************
+ * $OpenLDAP: /com/novell/sasl/client/ResponseAuth.java,v 1.3 2005/01/17 15:00:54 sunilk Exp $
+ *
+ * Copyright (C) 2002 Novell, Inc. All Rights Reserved.
+ *
+ * THIS WORK IS SUBJECT TO U.S. AND INTERNATIONAL COPYRIGHT LAWS AND
+ * TREATIES. USE, MODIFICATION, AND REDISTRIBUTION OF THIS WORK IS SUBJECT
+ * TO VERSION 2.0.1 OF THE OPENLDAP PUBLIC LICENSE, A COPY OF WHICH IS
+ * AVAILABLE AT HTTP://WWW.OPENLDAP.ORG/LICENSE.HTML OR IN THE FILE "LICENSE"
+ * IN THE TOP-LEVEL DIRECTORY OF THE DISTRIBUTION. ANY USE OR EXPLOITATION
+ * OF THIS WORK OTHER THAN AS AUTHORIZED IN VERSION 2.0.1 OF THE OPENLDAP
+ * PUBLIC LICENSE, OR OTHER PRIOR WRITTEN CONSENT FROM NOVELL, COULD SUBJECT
+ * THE PERPETRATOR TO CRIMINAL AND CIVIL LIABILITY.
+ ******************************************************************************/
+package com.novell.sasl.client;
+
+import java.util.*;
+import org.apache.harmony.javax.security.sasl.*;
+
+/**
+ * Implements the ResponseAuth class used by the DigestMD5SaslClient mechanism
+ */
+class ResponseAuth
+{
+
+    private String m_responseValue;
+
+    ResponseAuth(
+        byte[] responseAuth)
+            throws SaslException
+    {
+        m_responseValue = null;
+
+        DirectiveList dirList = new DirectiveList(responseAuth);
+        try
+        {
+            dirList.parseDirectives();
+            checkSemantics(dirList);
+        }
+        catch (SaslException e)
+        {
+        }
+    }
+
+    /**
+     * Checks the semantics of the directives in the directive list as parsed
+     * from the digest challenge byte array.
+     *
+     * @param dirList  the list of directives parsed from the digest challenge
+     *
+     * @exception SaslException   If a semantic error occurs
+     */
+    void checkSemantics(
+        DirectiveList dirList) throws SaslException
+    {
+        Iterator        directives = dirList.getIterator();
+        ParsedDirective directive;
+        String          name;
+
+        while (directives.hasNext())
+        {
+            directive = (ParsedDirective)directives.next();
+            name = directive.getName();
+            if (name.equals("rspauth"))
+                m_responseValue = directive.getValue();
+        }
+
+        /* post semantic check */
+        if (m_responseValue == null)
+            throw new SaslException("Missing response-auth directive.");
+    }
+
+    /**
+     * returns the ResponseValue
+     *
+     * @return the ResponseValue as a String.
+     */
+    public String getResponseValue()
+    {
+        return m_responseValue;
+    }
+}
+