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import java.io.UnsupportedEncodingException;

import java.security.Provider;

import java.util.Arrays;

import java.util.List;

import java.util.Random;

import javax.crypto.Mac;

import javax.crypto.SecretKey;

import javax.crypto.spec.SecretKeySpec;

/**

 * @test

 * @bug 4846410 6313661 4963723

 * @summary Basic known-answer-test for Hmac algorithms

 * @author Andreas Sterbenz

 * @library ..

 * @run main MacKAT

 */

public class MacKAT extends PKCS11Test {

    private final static byte[] ALONG, BLONG, BKEY, BKEY_20, DDDATA_50,

            AAKEY_20, CDDATA_50, AAKEY_131;

    static {

        ALONG = new byte[1024 * 128];

        Arrays.fill(ALONG, (byte)'a');

        BLONG = new byte[1024 * 128];

        Random random = new Random(12345678);

        random.nextBytes(BLONG);

        BKEY = new byte[128];

        random.nextBytes(BKEY);

        BKEY_20 = new byte[20];

        Arrays.fill(BKEY_20, (byte) 0x0b);

        DDDATA_50 = new byte[50];

        Arrays.fill(DDDATA_50, (byte) 0xdd);

        AAKEY_20 = new byte[20];

        Arrays.fill(AAKEY_20, (byte) 0xaa);

        CDDATA_50 = new byte[50];

        Arrays.fill(CDDATA_50, (byte) 0xcd);

        AAKEY_131 = new byte[131];

        Arrays.fill(AAKEY_131, (byte) 0xaa);

    }

    private final static Test[] tests = {

        newMacTest("SslMacMD5",

                ALONG,

                "f4:ad:01:71:51:f6:89:56:72:a3:32:bf:d9:2a:f2:a5",

                "1b:34:61:29:05:0d:73:db:25:d0:dd:64:06:29:f6:8a"),

        newMacTest("SslMacMD5",

                BLONG,

                "34:1c:ad:a0:95:57:32:f8:8e:80:8f:ee:b2:d8:23:e5",

                "76:00:4a:72:98:9b:65:ec:2e:f1:43:c4:65:4a:13:71"),

        newMacTest("SslMacSHA1",

                ALONG,

                "11:c1:71:2e:61:be:4b:cf:bc:6d:e2:4c:58:ae:27:30:0b:24:a4:87",

                "23:ae:dd:61:87:6c:7a:45:47:2f:2c:8f:ea:64:99:3e:27:5f:97:a5"),

        newMacTest("SslMacSHA1",

                BLONG,

                "84:af:57:0a:af:ef:16:93:90:50:da:88:f8:ad:1a:c5:66:6c:94:d0",

                "9b:bb:e2:aa:9b:28:1c:95:0e:ea:30:21:98:a5:7e:31:9e:bf:5f:51"),

        newMacTest("HmacMD5",

                ALONG,

                "76:00:4a:72:98:9b:65:ec:2e:f1:43:c4:65:4a:13:71",

                "1b:34:61:29:05:0d:73:db:25:d0:dd:64:06:29:f6:8a"),

        newMacTest("HmacMD5",

                BLONG,

                "6c:22:79:bb:34:9e:da:f4:f5:cf:df:0c:62:3d:59:e0",

                "76:00:4a:72:98:9b:65:ec:2e:f1:43:c4:65:4a:13:71"),

        newMacTest("HmacMD5",

                BLONG,

                "e6:ad:00:c9:49:6b:98:fe:53:a2:b9:2d:7d:41:a2:03",

                BKEY),

        newMacTest("HmacSHA1",

                ALONG,

                "9e:b3:6e:35:fa:fb:17:2e:2b:f3:b0:4a:9d:38:83:c4:5f:6d:d9:00",

                "1b:34:61:29:05:0d:73:db:25:d0:dd:64:06:29:f6:8a"),

        newMacTest("HmacSHA1",

                BLONG,

                "80:2d:5b:ea:08:df:a4:1f:e5:3e:1c:fa:fc:ad:dd:31:da:15:60:2c",

                "76:00:4a:72:98:9b:65:ec:2e:f1:43:c4:65:4a:13:71"),

        newMacTest("HmacSHA1",

                BLONG,

                "a2:fa:2a:85:18:0e:94:b2:a5:e2:17:8b:2a:29:7a:95:cd:e8:aa:82",

                BKEY),

        newMacTest("HmacSHA256",

                ALONG,

                "3f:6d:08:df:0c:90:b0:e9:ed:13:4a:2e:c3:48:1d:3d:3e:61:2e:f1:"

                        + "30:c2:63:c4:58:57:03:c2:cb:87:15:07",

                "1b:34:61:29:05:0d:73:db:25:d0:dd:64:06:29:f6:8a"),

        newMacTest("HmacSHA256",

                BLONG,

                "e2:4e:a3:b9:0b:b8:99:e4:71:cf:ca:9f:f8:4e:f0:34:8b:19:9f:33:"

                        + "4b:1a:b7:13:f7:c8:57:92:e3:03:74:78",

                BKEY),

        newMacTest("HmacSHA384",

                ALONG,

                "d0:f0:d4:54:1c:0a:6d:81:ed:15:20:d7:0c:96:06:61:a0:ff:c9:ff:"

                        + "91:e9:a0:cd:e2:45:64:9d:93:4c:a9:fa:89:ae:c0:90:e6:"

                        + "0b:a1:a0:56:80:57:3b:ed:4b:b0:71",

                "1b:34:61:29:05:0d:73:db:25:d0:dd:64:06:29:f6:8a"),

        newMacTest("HmacSHA384",

                BLONG,

                "75:c4:ca:c7:f7:58:9d:d3:23:b1:1b:5c:93:2d:ec:7a:03:dc:8c:eb:"

                        + "8d:fe:79:46:4f:30:e7:99:62:de:44:e2:38:95:0e:79:91:"

                        + "78:2f:a4:05:0a:f0:17:10:38:a1:8e",

                BKEY),

        newMacTest("HmacSHA512",

                ALONG,

                "41:ea:4c:e5:31:3f:7c:18:0e:5e:95:a9:25:0a:10:58:e6:40:53:88:"

                        + "82:4f:5a:da:6f:29:de:04:7b:8e:d7:ed:7c:4d:b8:2a:48:"

                        + "2d:17:2a:2d:59:bb:81:9c:bf:33:40:04:77:44:fb:45:25:"

                        + "1f:fd:b9:29:f4:a6:69:a3:43:6f",

                "1b:34:61:29:05:0d:73:db:25:d0:dd:64:06:29:f6:8a"),

        newMacTest("HmacSHA512",

                BLONG,

                "fb:cf:4b:c6:d5:49:5a:5b:0b:d9:2a:32:f5:fa:68:d2:68:a4:0f:ae:"

                        + "53:fc:49:12:e6:1d:53:cf:b2:cb:c5:c5:f2:2d:86:bd:14:"

                        + "61:30:c3:a6:6f:44:1f:77:9b:aa:a1:22:48:a9:dd:d0:45:"

                        + "86:d1:a1:82:53:13:c4:03:06:a3",

                BKEY),

        // Test vectors From RFC 4231

        newMacTest("HmacSHA224",

                bytes("Hi There"),

                "89:6f:b1:12:8a:bb:df:19:68:32:10:7c:d4:9d:f3:3f:47:b4:b1:16:"

                        + "99:12:ba:4f:53:68:4b:22",

                BKEY_20),

        newMacTest("HmacSHA224",

                bytes("what do ya want for nothing?"),

                "a3:0e:01:09:8b:c6:db:bf:45:69:0f:3a:7e:9e:6d:0f:8b:be:a2:a3:"

                        + "9e:61:48:00:8f:d0:5e:44",

                bytes("Jefe")),

        newMacTest("HmacSHA224",

                DDDATA_50,

                "7f:b3:cb:35:88:c6:c1:f6:ff:a9:69:4d:7d:6a:d2:64:93:65:b0:c1:"

                        + "f6:5d:69:d1:ec:83:33:ea",

                AAKEY_20),

        newMacTest("HmacSHA224",

                CDDATA_50,

                "6c:11:50:68:74:01:3c:ac:6a:2a:bc:1b:b3:82:62:7c:ec:6a:90:d8:"

                        + "6e:fc:01:2d:e7:af:ec:5a",

                "01:02:03:04:05:06:07:08:09:0a:0b:0c:0d:0e:0f:10:11:12:13:14:"

                        + "15:16:17:18:19"),

        newMacTest("HmacSHA224",

                bytes("Test Using Larger Than Block-Size Key - Hash Key First"),

                "95:e9:a0:db:96:20:95:ad:ae:be:9b:2d:6f:0d:bc:e2:d4:99:f1:12:"

                        + "f2:d2:b7:27:3f:a6:87:0e",

                AAKEY_131),

        newMacTest("HmacSHA224",

                bytes("This is a test using a larger than block-size key and "

                        + "a larger than block-size data. The key needs to be "

                        + "hashed before being used by the HMAC algorithm."),

                "3a:85:41:66:ac:5d:9f:02:3f:54:d5:17:d0:b3:9d:bd:94:67:70:db:"

                        + "9c:2b:95:c9:f6:f5:65:d1",

                AAKEY_131),

    };

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

        main(new MacKAT());

    }

    @Override

    public void main(Provider p) throws Exception {

        long start = System.currentTimeMillis();

        List<String> algorithms = getSupportedAlgorithms("Mac", "", p);

        for (Test test : tests) {

            if(!algorithms.contains(test.getAlg())) {

                continue;

            }

            test.run(p);

        }

        System.out.println("All tests passed");

        long stop = System.currentTimeMillis();

        System.out.println("Done (" + (stop - start) + " ms).");

    }

    private static byte[] bytes(String s) {

        try {

            return s.getBytes("UTF8");

        } catch (UnsupportedEncodingException e) {

            throw new RuntimeException(e);

        }

    }

    private static Test newMacTest(String alg, byte[] input, String macvalue,

            String key) {

        return new MacTest(alg, input, parse(macvalue), parse(key));

    }

    private static Test newMacTest(String alg, byte[] input, String macvalue,

            byte[] key) {

        return new MacTest(alg, input, parse(macvalue), key);

    }

    interface Test {

        void run(Provider p) throws Exception;

        String getAlg();

    }

    static class MacTest implements Test {

        private final String alg;

        private final byte[] input;

        private final byte[] macvalue;

        private final byte[] key;

        MacTest(String alg, byte[] input, byte[] macvalue, byte[] key) {

            this.alg = alg;

            this.input = input;

            this.macvalue = macvalue;

            this.key = key;

        }

        @Override

        public String getAlg() {

            return alg;

        }

        @Override

        public void run(Provider p) throws Exception {

            Mac mac = Mac.getInstance(alg, p);

            SecretKey keySpec = new SecretKeySpec(key, alg);

            mac.init(keySpec);

            mac.update(input);

            byte[] macv = mac.doFinal();

            if (Arrays.equals(macvalue, macv) == false) {

                System.out.println("Mac test for " + alg + " failed:");

                if (input.length < 256) {

                    System.out.println("input:       "

                            + PKCS11Test.toString(input));

                }

                System.out.println("key:        " + PKCS11Test.toString(key));

                System.out.println("macvalue:   "

                        + PKCS11Test.toString(macvalue));

                System.out.println("calculated: " + PKCS11Test.toString(macv));

                throw new Exception("Mac test for " + alg + " failed");

            }

            System.out.println("passed: " + alg);

        }

    }

}