/*
* Copyright (c) 2011, 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.
*
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*/
/*
* @test
* @bug 6618658
* @summary Deserialization allows creation of mutable SignedObject
*/
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.Signature;
import java.security.SignedObject;
public class Correctness {
public static void main(String[] args) throws Exception {
String SIGALG = "SHA1withRSA";
KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
KeyPair kp = kpg.generateKeyPair();
SignedObject so1 = new SignedObject("Hello", kp.getPrivate(),
Signature.getInstance(SIGALG));
ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(byteOut);
out.writeObject(so1);
out.close();
byte[] data = byteOut.toByteArray();
SignedObject so2 = (SignedObject)new ObjectInputStream(
new ByteArrayInputStream(data)).readObject();
if (!so2.getObject().equals("Hello")) {
throw new Exception("Content changed");
}
if (!so2.getAlgorithm().equals(SIGALG)) {
throw new Exception("Signature algorithm unknown");
}
if (!so2.verify(kp.getPublic(), Signature.getInstance(SIGALG))) {
throw new Exception("Not verified");
}
}
}