1 /*
   2  * Copyright (c) 2014, 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 
  25 /**
  26  * @test
  27  * @bug 8035968
  28  * @summary C2 support for SHA on SPARC
  29  *
  30  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1   TestSHA
  31  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-224 TestSHA
  32  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-256 TestSHA
  33  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-384 TestSHA
  34  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-512 TestSHA
  35  *
  36  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1   -Doffset=1 TestSHA
  37  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-224 -Doffset=1 TestSHA
  38  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-256 -Doffset=1 TestSHA
  39  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-384 -Doffset=1 TestSHA
  40  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-512 -Doffset=1 TestSHA
  41  *
  42  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1   -Dalgorithm2=SHA-256 TestSHA
  43  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1   -Dalgorithm2=SHA-512 TestSHA
  44  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-256 -Dalgorithm2=SHA-512 TestSHA
  45  *
  46  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1   -Dalgorithm2=MD5     TestSHA
  47  * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=MD5     -Dalgorithm2=SHA-1   TestSHA
  48  */
  49 
  50 import java.security.MessageDigest;
  51 import java.util.Arrays;
  52 
  53 public class TestSHA {
  54     private static final int HASH_LEN = 64; /* up to 512-bit */
  55     private static final int ALIGN = 8;     /* for different data alignments */
  56 
  57     public static void main(String[] args) throws Exception {
  58         String provider = System.getProperty("provider", "SUN");
  59         String algorithm = System.getProperty("algorithm", "SHA-1");
  60         String algorithm2 = System.getProperty("algorithm2", "");
  61         int msgSize = Integer.getInteger("msgSize", 1024);
  62         int offset = Integer.getInteger("offset", 0)  % ALIGN;
  63         int iters = (args.length > 0 ? Integer.valueOf(args[0]) : 100000);
  64         int warmupIters = (args.length > 1 ? Integer.valueOf(args[1]) : 20000);
  65 
  66         testSHA(provider, algorithm, msgSize, offset, iters, warmupIters);
  67 
  68         if (algorithm2.equals("") == false) {
  69             testSHA(provider, algorithm2, msgSize, offset, iters, warmupIters);
  70         }
  71     }
  72 
  73     static void testSHA(String provider, String algorithm, int msgSize,
  74                         int offset, int iters, int warmupIters) throws Exception {
  75         System.out.println("provider = " + provider);
  76         System.out.println("algorithm = " + algorithm);
  77         System.out.println("msgSize = " + msgSize + " bytes");
  78         System.out.println("offset = " + offset);
  79         System.out.println("iters = " + iters);
  80 
  81         byte[] expectedHash = new byte[HASH_LEN];
  82         byte[] hash = new byte[HASH_LEN];
  83         byte[] data = new byte[msgSize + offset];
  84         for (int i = 0; i < (msgSize + offset); i++) {
  85             data[i] = (byte)(i & 0xff);
  86         }
  87 
  88         try {
  89             MessageDigest sha = MessageDigest.getInstance(algorithm, provider);
  90 
  91             /* do once, which doesn't use intrinsics */
  92             sha.reset();
  93             sha.update(data, offset, msgSize);
  94             expectedHash = sha.digest();
  95 
  96             /* warm up */
  97             for (int i = 0; i < warmupIters; i++) {
  98                 sha.reset();
  99                 sha.update(data, offset, msgSize);
 100                 hash = sha.digest();
 101             }
 102 
 103             /* check result */
 104             if (Arrays.equals(hash, expectedHash) == false) {
 105                 System.out.println("TestSHA Error: ");
 106                 showArray(expectedHash, "expectedHash");
 107                 showArray(hash,         "computedHash");
 108                 //System.exit(1);
 109                 throw new Exception("TestSHA Error");
 110             } else {
 111                 showArray(hash, "hash");
 112             }
 113 
 114             /* measure performance */
 115             long start = System.nanoTime();
 116             for (int i = 0; i < iters; i++) {
 117                 sha.reset();
 118                 sha.update(data, offset, msgSize);
 119                 hash = sha.digest();
 120             }
 121             long end = System.nanoTime();
 122             double total = (double)(end - start)/1e9;         /* in seconds */
 123             double thruput = (double)msgSize*iters/1e6/total; /* in MB/s */
 124             System.out.println("TestSHA runtime = " + total + " seconds");
 125             System.out.println("TestSHA throughput = " + thruput + " MB/s");
 126             System.out.println();
 127         } catch (Exception e) {
 128             System.out.println("Exception: " + e);
 129             //System.exit(1);
 130             throw new Exception(e);
 131         }
 132     }
 133 
 134     static void showArray(byte b[], String name) {
 135         System.out.format("%s [%d]: ", name, b.length);
 136         for (int i = 0; i < Math.min(b.length, HASH_LEN); i++) {
 137             System.out.format("%02x ", b[i] & 0xff);
 138         }
 139         System.out.println();
 140     }
 141 }