--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/security/pkcs11/MessageDigest/ReinitDigest.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2003 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/**
+ * @test
+ * @bug 4856966
+ * @summary
+ * @author Andreas Sterbenz
+ * @library ..
+ */
+
+import java.util.*;
+
+import java.security.*;
+
+public class ReinitDigest extends PKCS11Test {
+
+    public static void main(String[] args) throws Exception {
+        main(new ReinitDigest());
+    }
+
+    public void main(Provider p) throws Exception {
+        if (p.getService("MessageDigest", "MD5") == null) {
+            System.out.println("Provider does not support MD5, skipping");
+            return;
+        }
+        Random r = new Random();
+        byte[] data1 = new byte[10 * 1024];
+        byte[] data2 = new byte[10 * 1024];
+        r.nextBytes(data1);
+        r.nextBytes(data2);
+        MessageDigest md;
+        md = MessageDigest.getInstance("MD5", "SUN");
+        byte[] d1 = md.digest(data1);
+        md = MessageDigest.getInstance("MD5", p);
+        byte[] d2 = md.digest(data1);
+        check(d1, d2);
+        byte[] d3 = md.digest(data1);
+        check(d1, d3);
+        md.update(data2);
+        md.update((byte)0);
+        md.reset();
+        byte[] d4 = md.digest(data1);
+        check(d1, d4);
+        System.out.println("All tests passed");
+    }
+
+    private static void check(byte[] d1, byte[] d2) throws Exception {
+        if (Arrays.equals(d1, d2) == false) {
+            throw new RuntimeException("Digest mismatch");
+        }
+    }
+}