| /* |
| * Copyright (c) 2015, 2020, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package org.openjdk.bench.javax.crypto.full; |
| |
| import org.openjdk.jmh.annotations.Benchmark; |
| import org.openjdk.jmh.annotations.Param; |
| import org.openjdk.jmh.annotations.Setup; |
| |
| import java.security.InvalidKeyException; |
| import java.security.KeyPair; |
| import java.security.KeyPairGenerator; |
| import java.security.NoSuchAlgorithmException; |
| import java.security.PrivateKey; |
| import java.security.PublicKey; |
| import java.security.Signature; |
| import java.security.SignatureException; |
| import java.util.Random; |
| |
| public class SignatureBench extends CryptoBase { |
| |
| public static final int SET_SIZE = 128; |
| |
| @Param({"SHA256withDSA"}) |
| private String algorithm; |
| |
| @Param({"1024", "16384"}) |
| int dataSize; |
| |
| @Param({"1024"}) |
| private int keyLength; |
| |
| private PrivateKey privateKey; |
| private PublicKey publicKey; |
| private byte[][] data; |
| private byte[][] signedData; |
| int index; |
| |
| |
| private String getKeyPairGeneratorName() { |
| int withIndex = algorithm.lastIndexOf("with"); |
| if (withIndex < 0) { |
| return algorithm; |
| } |
| String tail = algorithm.substring(withIndex + 4); |
| return "ECDSA".equals(tail) ? "EC" : tail; |
| } |
| |
| @Setup() |
| public void setup() throws NoSuchAlgorithmException, InvalidKeyException, SignatureException { |
| setupProvider(); |
| KeyPairGenerator kpg = KeyPairGenerator.getInstance(getKeyPairGeneratorName()); |
| kpg.initialize(keyLength); |
| KeyPair keys = kpg.generateKeyPair(); |
| this.privateKey = keys.getPrivate(); |
| this.publicKey = keys.getPublic(); |
| data = fillRandom(new byte[SET_SIZE][dataSize]); |
| signedData = new byte[data.length][]; |
| for (int i = 0; i < data.length; i++) { |
| signedData[i] = sign(data[i]); |
| } |
| |
| } |
| |
| public byte[] sign(byte[] data) throws NoSuchAlgorithmException, InvalidKeyException, SignatureException { |
| Signature signature = (prov == null) ? Signature.getInstance(algorithm) : Signature.getInstance(algorithm, prov); |
| signature.initSign(privateKey); |
| signature.update(data); |
| return signature.sign(); |
| } |
| |
| @Benchmark |
| public byte[] sign() throws NoSuchAlgorithmException, InvalidKeyException, SignatureException { |
| byte[] d = data[index]; |
| index = (index + 1) % SET_SIZE; |
| return sign(d); |
| } |
| |
| @Benchmark |
| public boolean verify() throws NoSuchAlgorithmException, InvalidKeyException, SignatureException { |
| Signature signature = (prov == null) ? Signature.getInstance(algorithm) : Signature.getInstance(algorithm, prov); |
| signature.initVerify(publicKey); |
| byte[] d = data[index]; |
| byte[] s = signedData[index]; |
| index = (index + 1) % SET_SIZE; |
| signature.update(d); |
| return signature.verify(s); |
| } |
| |
| public static class RSA extends SignatureBench { |
| |
| @Param({"MD5withRSA", "SHA256withRSA"}) |
| private String algorithm; |
| |
| @Param({"1024", "2048", "3072"}) |
| private int keyLength; |
| |
| } |
| |
| public static class ECDSA extends SignatureBench { |
| |
| @Param({"SHA256withECDSA"}) |
| private String algorithm; |
| |
| @Param({"256"}) |
| private int keyLength; |
| |
| } |
| |
| public static class EdDSA extends SignatureBench { |
| |
| @Param({"EdDSA"}) |
| private String algorithm; |
| |
| @Param({"255", "448"}) |
| private int keyLength; |
| |
| } |
| |
| } |