| /* |
| * Copyright (c) 2018, 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. |
| */ |
| |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.security.*; |
| import java.security.spec.*; |
| import java.security.interfaces.*; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /* |
| * @test |
| * @bug 8146293 |
| * @summary Known Answer Tests based on NIST 186-3 at: |
| * @compile SigRecord.java |
| * @run main/othervm TestSigGenPSS |
| */ |
| public class TestSigGenPSS { |
| |
| private static final String[] testFiles = { |
| "SigGenPSS_186-3.txt", "SigGenPSS_186-3_TruncatedSHAs.txt" |
| }; |
| |
| static final class MyKnownRandomSrc extends SecureRandom { |
| final byte[] srcBytes; |
| int numBytes; |
| |
| MyKnownRandomSrc(String srcString) { |
| this.srcBytes = SigRecord.toByteArray(srcString); |
| this.numBytes = this.srcBytes.length; |
| } |
| @Override |
| public void nextBytes(byte[] bytes) { |
| if (bytes.length > numBytes) { |
| throw new RuntimeException("Not enough bytes, need " |
| + bytes.length + ", got " + numBytes); |
| } |
| System.arraycopy(this.srcBytes, this.srcBytes.length - numBytes, bytes, 0, bytes.length); |
| numBytes -= bytes.length; |
| } |
| |
| } |
| |
| public static void main(String[] args) throws Exception { |
| //for (Provider provider : Security.getProviders()) { |
| Provider p = Security.getProvider("SunRsaSign"); |
| Signature sig; |
| try { |
| sig = Signature.getInstance("RSASSA-PSS", p); |
| } catch (NoSuchAlgorithmException e) { |
| System.out.println("Skip testing RSASSA-PSS" + |
| " due to no support"); |
| return; |
| } |
| |
| boolean success = true; |
| for (String f : testFiles) { |
| System.out.println("[INPUT FILE " + f + "]"); |
| try { |
| success &= runTest(SigRecord.read(f), sig); |
| } catch (IOException e) { |
| System.out.println("Unexpected exception: " + e); |
| e.printStackTrace(System.out); |
| success = false; |
| } |
| } |
| |
| if (!success) { |
| throw new RuntimeException("One or more test failed"); |
| } |
| System.out.println("Test passed"); |
| } |
| |
| /* |
| * Run all the tests in the data list with specified algorithm |
| */ |
| static boolean runTest(List<SigRecord> records, Signature sig) throws Exception { |
| boolean success = true; |
| KeyFactory kf = KeyFactory.getInstance("RSA", sig.getProvider()); |
| for (SigRecord sr : records) { |
| System.out.println("==Testing Record : " + sr + "=="); |
| PrivateKey privKey = kf.generatePrivate(sr.privKeySpec); |
| PublicKey pubKey = kf.generatePublic(sr.pubKeySpec); |
| success &= check(sig, privKey, pubKey, sr.testVectors); |
| System.out.println("==Done=="); |
| } |
| return success; |
| } |
| |
| /* |
| * Generate the signature, check against known values and verify. |
| */ |
| static boolean check(Signature sig, PrivateKey privKey, PublicKey pubKey, |
| List<SigRecord.SigVector> vectors) throws Exception { |
| |
| boolean success = true; |
| for (SigRecord.SigVector v : vectors) { |
| System.out.println("\tAgainst " + v.mdAlg); |
| byte[] msgBytes = SigRecord.toByteArray(v.msg); |
| byte[] expSigBytes = SigRecord.toByteArray(v.sig); |
| |
| MyKnownRandomSrc saltSrc = new MyKnownRandomSrc(v.salt); |
| sig.initSign(privKey, saltSrc); |
| PSSParameterSpec params = new PSSParameterSpec(v.mdAlg, "MGF1", |
| new MGF1ParameterSpec(v.mdAlg), saltSrc.numBytes, 1); |
| sig.setParameter(params); |
| sig.update(msgBytes); |
| byte[] actualSigBytes = sig.sign(); |
| |
| // Check if the supplied salt bytes are used up |
| if (saltSrc.numBytes != 0) { |
| throw new RuntimeException("Error: salt length mismatch! " |
| + saltSrc.numBytes + " bytes leftover"); |
| } |
| |
| success &= MessageDigest.isEqual(actualSigBytes, expSigBytes); |
| |
| if (!success) { |
| System.out.println("\tFailed:"); |
| System.out.println("\tSHAALG = " + v.mdAlg); |
| System.out.println("\tMsg = " + v.msg); |
| System.out.println("\tSalt = " + v.salt); |
| System.out.println("\tExpected Sig = " + v.sig); |
| System.out.println("\tActual Sig = " + SigRecord.toHexString(actualSigBytes)); |
| } else { |
| System.out.println("\t" + v.mdAlg + " Test Vector Passed"); |
| } |
| } |
| return success; |
| } |
| } |