1 /*

     2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 import jdk.testlibrary.Asserts;

    25 

    26 import javax.crypto.Mac;

    27 import javax.crypto.spec.SecretKeySpec;

    28 import java.util.Arrays;

    29 

    30 /**

    31  * @test

    32  * @bug 8051408

    33  * @library /lib/testlibrary

    34  * @summary testing HmacSHA512/224 and HmacSHA512/256.

    35  */

    36 public class HmacSHA512 {

    37     public static void main(String[] args) throws Exception {

    38 

    39         Mac mac;

    40 

    41         // Test vectors obtained from

    42         // https://groups.google.com/d/msg/sci.crypt/OolWgsgQD-8/IUR2KhCcfEkJ

    43         mac = Mac.getInstance("HmacSHA512/224");

    44         mac.init(new SecretKeySpec(xeh("4a656665"), "HmacSHA512/224"));

    45         mac.update("what do ya want for nothing?".getBytes());

    46         Asserts.assertTrue(Arrays.equals(mac.doFinal(),

    47                 xeh("4a530b31a79ebcce36916546317c45f247d83241dfb818fd37254bde")));

    48 

    49         mac = Mac.getInstance("HmacSHA512/256");

    50         mac.init(new SecretKeySpec(xeh("4a656665"), "HmacSHA512/256"));

    51         mac.update("what do ya want for nothing?".getBytes());

    52         Asserts.assertTrue(Arrays.equals(mac.doFinal(),

    53                 xeh("6df7b24630d5ccb2ee335407081a87188c221489768fa2020513b2d593359456")));

    54 

    55         mac = Mac.getInstance("HmacSHA512/224");

    56         mac.init(new SecretKeySpec(xeh("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"),

    57                 "HmacSHA512/224"));

    58         mac.update("Hi There".getBytes());

    59         Asserts.assertTrue(Arrays.equals(mac.doFinal(),

    60                 xeh("b244ba01307c0e7a8ccaad13b1067a4cf6b961fe0c6a20bda3d92039")));

    61 

    62         mac = Mac.getInstance("HmacSHA512/256");

    63         mac.init(new SecretKeySpec(xeh("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"),

    64                 "HmacSHA512/256"));

    65         mac.update("Hi There".getBytes());

    66         Asserts.assertTrue(Arrays.equals(mac.doFinal(),

    67                 xeh("9f9126c3d9c3c330d760425ca8a217e31feae31bfe70196ff81642b868402eab")));

    68     }

    69 

    70     static byte[] xeh(String in) {

    71         in = in.replaceAll(" ", "");

    72         int len = in.length() / 2;

    73         byte[] out = new byte[len];

    74         for (int i = 0; i < len; i++) {

    75             out[i] = (byte)Integer.parseInt(in.substring(i * 2, i * 2 + 2), 16);

    76         }

    77         return out;

    78     }

    79 }