GenerateRSAPrivateCrtKey.java

/*
 * Copyright (c) 2001, 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
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 * questions.
 */

/*
 * @test
 * @bug 4413634
 * @summary Make sure that RSA Private CRT Key factory generation using
 * java.security.spec.RSAPrivateCrtKeySpec passes
 */

import java.math.BigInteger;
import java.security.KeyFactory;
import java.security.interfaces.RSAPrivateCrtKey;
import java.security.spec.PKCS8EncodedKeySpec;
import java.security.spec.RSAPrivateCrtKeySpec;
import java.util.Arrays;

public class GenerateRSAPrivateCrtKey {

    public static void main(String[] args) throws Exception {

        // Create an RSA Private Key from the CRT information
        RSAPrivateCrtKeySpec rsaCrtSpec =
            new RSAPrivateCrtKeySpec(new BigInteger(1, modulus),
                                     new BigInteger(1, pubExpo),
                                     new BigInteger(1, priExpo),
                                     new BigInteger(1, primeP),
                                     new BigInteger(1, primeQ),
                                     new BigInteger(1, expoP),
                                     new BigInteger(1, expoQ),
                                     new BigInteger(1, coeff));

        // Create an RSA private key from the CRT specification
        KeyFactory kf = KeyFactory.getInstance("RSA", "SunRsaSign");
        RSAPrivateCrtKey rsaPriKey =
            (RSAPrivateCrtKey) kf.generatePrivate(rsaCrtSpec);

        // test resulting key against original specification
        if (!rsaPriKey.getCrtCoefficient().equals(rsaCrtSpec.getCrtCoefficient()))
            throw new Exception("coefficients not equal");
        if (!rsaPriKey.getPrimeExponentP().equals(rsaCrtSpec.getPrimeExponentP()))
            throw new Exception("primeExponentPs not equal");
        if (!rsaPriKey.getPrimeExponentQ().equals(rsaCrtSpec.getPrimeExponentQ()))
            throw new Exception("primeExponentQs not equal");
        if (!rsaPriKey.getPrimeP().equals(rsaCrtSpec.getPrimeP()))
            throw new Exception("primePs not equal");
        if (!rsaPriKey.getPrimeQ().equals(rsaCrtSpec.getPrimeQ()))
            throw new Exception("primeQs not equal");
        if (!rsaPriKey.getPublicExponent().equals(rsaCrtSpec.getPublicExponent()))
            throw new Exception("public exponents not equal");
        if (!rsaPriKey.getPrivateExponent().equals(rsaCrtSpec.getPrivateExponent()))
            throw new Exception("private exponents not equal");
        if (!rsaPriKey.getModulus().equals(rsaCrtSpec.getModulus()))
            throw new Exception("modulus not equal");
        if (!rsaPriKey.getFormat().equals("PKCS#8") &&
            !rsaPriKey.getFormat().equals("PKCS8"))
            throw new Exception("format not PKCS#8");
        if (!rsaPriKey.getAlgorithm().equals("RSA"))
            throw new Exception("algorithm not RSA");
        if (rsaPriKey.getEncoded() == null)
            throw new Exception("encoded key is null");

        PKCS8EncodedKeySpec pkcs8Key =
            new PKCS8EncodedKeySpec(rsaPriKey.getEncoded());

        RSAPrivateCrtKey rsaPriKey2
            = (RSAPrivateCrtKey) kf.generatePrivate(pkcs8Key);
        if (!Arrays.equals(rsaPriKey.getEncoded(), rsaPriKey2.getEncoded()))
            throw new Exception("encoded keys not equal");
    }

    static byte[] modulus = {
        (byte)0xab, (byte)0x38, (byte)0x39, (byte)0x40,
        (byte)0x54, (byte)0x2c, (byte)0xac, (byte)0x9a,
        (byte)0xc0, (byte)0x37, (byte)0x40, (byte)0xd0,
        (byte)0x49, (byte)0x04, (byte)0xed, (byte)0x51,
        (byte)0x0e, (byte)0x95, (byte)0x72, (byte)0x02,
        (byte)0x51, (byte)0xc2, (byte)0xad, (byte)0x9d,
        (byte)0xa7, (byte)0xeb, (byte)0xba, (byte)0x29,
        (byte)0xae, (byte)0xd4, (byte)0x49, (byte)0x79,
        (byte)0x53, (byte)0xfa, (byte)0xdf, (byte)0x01,
        (byte)0x6c, (byte)0xbc, (byte)0x69, (byte)0x46,
        (byte)0x4c, (byte)0x83, (byte)0x1b, (byte)0xd9,
        (byte)0x3b, (byte)0x59, (byte)0x42, (byte)0x04,
        (byte)0x99, (byte)0x0f, (byte)0x63, (byte)0x24,
        (byte)0x75, (byte)0xa0, (byte)0xbe, (byte)0x6f,
        (byte)0x92, (byte)0x4d, (byte)0x9d, (byte)0xa2,
        (byte)0x40, (byte)0xda, (byte)0xf8, (byte)0x49
    };

    static byte[] pubExpo = {
        (byte)0x01, (byte)0x00, (byte)0x01
    };

    static byte[] priExpo = {
        (byte)0x4a, (byte)0xd2, (byte)0xe7, (byte)0x32,
        (byte)0x15, (byte)0x96, (byte)0xf0, (byte)0x57,
        (byte)0x30, (byte)0x68, (byte)0xf5, (byte)0x0a,
        (byte)0x10, (byte)0xde, (byte)0xf6, (byte)0x56,
        (byte)0xd5, (byte)0xe8, (byte)0xb9, (byte)0x4a,
        (byte)0x0a, (byte)0x30, (byte)0xe9, (byte)0x6e,
        (byte)0x5c, (byte)0x53, (byte)0xc7, (byte)0xa7,
        (byte)0x2f, (byte)0x9f, (byte)0xd5, (byte)0xfb,
        (byte)0x58, (byte)0x9b, (byte)0x1e, (byte)0x5b,
        (byte)0xe8, (byte)0x6e, (byte)0xae, (byte)0x02,
        (byte)0xaa, (byte)0x15, (byte)0x23, (byte)0x67,
        (byte)0xaa, (byte)0x20, (byte)0x9e, (byte)0x82,
        (byte)0x76, (byte)0x4c, (byte)0xad, (byte)0xe1,
        (byte)0x95, (byte)0xde, (byte)0xe3, (byte)0x25,
        (byte)0x66, (byte)0x2f, (byte)0xb0, (byte)0xab,
        (byte)0x1c, (byte)0xe5, (byte)0xa0, (byte)0x01
    };

    static byte[] primeP = {
        (byte)0xd1, (byte)0xeb, (byte)0x51, (byte)0xbd,
        (byte)0x09, (byte)0x26, (byte)0x7e, (byte)0xe7,
        (byte)0x12, (byte)0x8c, (byte)0xeb, (byte)0x5c,
        (byte)0x32, (byte)0x18, (byte)0xd1, (byte)0x60,
        (byte)0x0b, (byte)0x49, (byte)0x67, (byte)0x8f,
        (byte)0x78, (byte)0x3c, (byte)0x58, (byte)0xc5,
        (byte)0xb0, (byte)0x01, (byte)0x70, (byte)0xee,
        (byte)0x1a, (byte)0xcf, (byte)0x6e, (byte)0xe1
    };

    static byte[] primeQ = {
        (byte)0xd0, (byte)0xce, (byte)0x21, (byte)0x83,
        (byte)0x41, (byte)0x73, (byte)0xf6, (byte)0x84,
        (byte)0x32, (byte)0x06, (byte)0xa8, (byte)0xa6,
        (byte)0xad, (byte)0x13, (byte)0x2b, (byte)0x65,
        (byte)0x27, (byte)0x86, (byte)0x28, (byte)0xef,
        (byte)0x0e, (byte)0x8c, (byte)0xca, (byte)0x4f,
        (byte)0x20, (byte)0xc0, (byte)0x19, (byte)0x95,
        (byte)0xfe, (byte)0x6c, (byte)0x3e, (byte)0x69
    };

    static byte[] expoP = {
        (byte)0x1a, (byte)0x49, (byte)0x9c, (byte)0xb7,
        (byte)0xce, (byte)0x80, (byte)0x8a, (byte)0x9d,
        (byte)0xc7, (byte)0x3d, (byte)0xec, (byte)0x6f,
        (byte)0x64, (byte)0x3a, (byte)0xa5, (byte)0x65,
        (byte)0xa0, (byte)0xa4, (byte)0x35, (byte)0x9a,
        (byte)0xca, (byte)0xd4, (byte)0xcb, (byte)0xcd,
        (byte)0x1d, (byte)0xc8, (byte)0x60, (byte)0x6b,
        (byte)0x00, (byte)0xe2, (byte)0x7f, (byte)0x21
    };

    static byte[] expoQ = {
        (byte)0xa7, (byte)0x93, (byte)0xd7, (byte)0x77,
        (byte)0x94, (byte)0xef, (byte)0x31, (byte)0x78,
        (byte)0x55, (byte)0x01, (byte)0xdd, (byte)0x16,
        (byte)0xaf, (byte)0xae, (byte)0xc3, (byte)0xd4,
        (byte)0x12, (byte)0x0d, (byte)0x6d, (byte)0x0a,
        (byte)0xb6, (byte)0xdd, (byte)0xad, (byte)0x7c,
        (byte)0x25, (byte)0xe7, (byte)0xa6, (byte)0x61,
        (byte)0x27, (byte)0xe8, (byte)0xcd, (byte)0x89
    };

    static byte[] coeff = {
        (byte)0x0b, (byte)0xdb, (byte)0x90, (byte)0x7f,
        (byte)0x33, (byte)0xc5, (byte)0x1f, (byte)0x5b,
        (byte)0x4d, (byte)0xa4, (byte)0x86, (byte)0xda,
        (byte)0x77, (byte)0xd4, (byte)0xb3, (byte)0x1d,
        (byte)0xbc, (byte)0xc3, (byte)0xae, (byte)0x0b,
        (byte)0xac, (byte)0x91, (byte)0xf3, (byte)0x38,
        (byte)0x4a, (byte)0xcf, (byte)0x10, (byte)0xb1,
        (byte)0x5e, (byte)0x5a, (byte)0xd1, (byte)0x86
    };
}