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/*
* Copyright (c) 2003, 2024, 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.
*/
/**
* @test
* @bug 4853305 4963723 8146293
* @summary Test signing/verifying using all the signature algorithms
* @library /test/lib
* @build jdk.test.lib.SigTestUtil
* @run main TestSignatures
* @author Andreas Sterbenz
* @key randomness
*/
import java.io.*;
import java.util.*;
import java.security.*;
import java.security.interfaces.*;
import jdk.test.lib.SigTestUtil;
import static jdk.test.lib.SigTestUtil.SignatureType;
public class TestSignatures {
private final static String BASE = System.getProperty("test.src", ".");
private static final char[] password = "test12".toCharArray();
private static Provider provider;
private static byte[] data;
static KeyStore getKeyStore() throws Exception {
InputStream in = new FileInputStream(new File(BASE, "rsakeys.ks"));
KeyStore ks = KeyStore.getInstance("JKS");
ks.load(in, password);
in.close();
return ks;
}
private static void testSignature(String mdAlg, PrivateKey privateKey,
PublicKey publicKey) throws NoSuchAlgorithmException,
InvalidKeyException, SignatureException {
System.out.println("Testing against " + mdAlg + "...");
String sigAlg = SigTestUtil.generateSigAlg(SignatureType.RSA, mdAlg);
Signature s = Signature.getInstance(sigAlg, provider);
s.initSign(privateKey);
s.update(data);
byte[] sig = s.sign();
s.initVerify(publicKey);
s.update(data);
boolean result;
result = s.verify(sig);
if (result == false) {
throw new RuntimeException("Verification 1 failed");
}
s.update(data);
result = s.verify(sig);
if (result == false) {
throw new RuntimeException("Verification 2 failed");
}
result = s.verify(sig);
if (result == true) {
throw new RuntimeException("Verification 3 succeeded");
}
}
private static void test(PrivateKey privateKey, PublicKey publicKey)
throws Exception {
int testSize = ((RSAPublicKey)publicKey).getModulus().bitLength();
System.out.println("modulus size = " + testSize);
// work around a corner case where the key size is one bit short
if ((testSize & 0x07) != 0) {
testSize += (8 - (testSize & 0x07));
System.out.println("adjusted modulus size = " + testSize);
}
Iterable<String> sign_alg_pkcs15 =
SigTestUtil.getDigestAlgorithms(SignatureType.RSA, testSize);
sign_alg_pkcs15.forEach(testAlg -> {
try {
testSignature(testAlg, privateKey, publicKey);
} catch (NoSuchAlgorithmException | InvalidKeyException |
SignatureException ex) {
throw new RuntimeException(ex);
}
}
);
}
public static void main(String[] args) throws Exception {
long start = System.currentTimeMillis();
provider = Security.getProvider(
System.getProperty("test.provider.name", "SunRsaSign"));
data = new byte[2048];
new Random().nextBytes(data);
KeyStore ks = getKeyStore();
KeyFactory kf = KeyFactory.getInstance("RSA", provider);
for (Enumeration e = ks.aliases(); e.hasMoreElements(); ) {
String alias = (String)e.nextElement();
if (ks.isKeyEntry(alias)) {
System.out.println("* Key " + alias + "...");
PrivateKey privateKey = (PrivateKey)ks.getKey(alias, password);
PublicKey publicKey = ks.getCertificate(alias).getPublicKey();
privateKey = (PrivateKey)kf.translateKey(privateKey);
publicKey = (PublicKey)kf.translateKey(publicKey);
test(privateKey, publicKey);
}
}
long stop = System.currentTimeMillis();
System.out.println("All tests passed (" + (stop - start) + " ms).");
}
}
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