// $Id: TestRC2.java,v 1.6 1999/07/21 02:54:40 edwin Exp $
//
// $Log: TestRC2.java,v $
// Revision 1.6  1999/07/21 02:54:40  edwin
// Oops, somehow a closing bracket disappeared.
// Also fixed the number of expected passes.
//
// Revision 1.5  1999/07/21 02:38:06  edwin
// Fixed RC2
//
// Revision 1.4  1998/01/28 05:40:00  hopwood
// + Major update of test classes.
//
// Revision 1.3  1997/11/22 07:05:41  raif
// *** empty log message ***
//
// Revision 1.2  1997/11/22 05:59:03  iang
// core.util ==> util.core
//
// Revision 1.1  1997/11/08 14:41:06  raif
// *** empty log message ***
//
// Revision 1.1  1997/10/27 22:50:17  raif
// + use new cryptix.util and cryptix.keys.RawSecretKey classes.
// + more compact.
//
// Revision 0.1.0.0  1997/06/??  R. Naffah
// + Original version.
//
// $Endlog$
/*
 * Copyright (c) 1997 Systemics Ltd
 * on behalf of the Cryptix Development Team. All rights reserved.
 */

package cryptix.test;

import cryptix.provider.key.RawSecretKey;
import cryptix.util.core.ArrayUtil;
import cryptix.util.core.Hex;
import cryptix.util.test.BaseTest;

import java.security.Cipher;

/**
 * Tests the output of the RC2 cipher algorithm implementation against
 * certified pre-computed output for a given set of reference input.
 * <p>
 * <b>Copyright</b> &copy; 1997
 * <a href="http://www.systemics.com/">Systemics Ltd</a> on behalf of the
 * <a href="http://www.systemics.com/docs/cryptix/">Cryptix Development Team</a>.
 * <br>All rights reserved.
 * <p>
 * <b>$Revision: 1.6 $</b>
 * @author  Raif S. Naffah
 */
class TestRC2
extends BaseTest
{

// Variables
//............................................................................

    private Cipher alg;


// Test methods
//............................................................................

    public static void main(String[] args) {
        new TestRC2().commandline(args);
    }

    protected void engineTest() throws Exception {
        setExpectedPasses(5);

        alg = Cipher.getInstance("RC2", "Cryptix");
        test1();
        test2();
    }

    private void test1() throws Exception {
        String[][] data = {
            // key                                  input                  output
            {"88bca90e90875a7f0f79c384627bafb2","0000000000000000","2269552ab0f85ca6"},
            {"3000000000000000"                ,"1000000000000001","30649edf9be7d2c2"}
        };
        
        for (int i = 0; i < data.length; i++) {
            RawSecretKey k = new RawSecretKey("RC2", Hex.fromString(data[i][0]));
            
            out.println("\nTest vector " + (i + 1) + " (Encrypting):\n");
            alg.initEncrypt(k);
            compareIt(alg.crypt(Hex.fromString(data[i][1])), Hex.fromString(data[i][2]));

            out.println("\n..............(Decrypting):\n");
            alg.initDecrypt(k);
            compareIt(alg.crypt(Hex.fromString(data[i][2])), Hex.fromString(data[i][1]));
        }
    }
    
    private void test2() throws Exception {
        int[] outx = {
    0x75, 0x95, 0xc3, 0xe6, 0x11, 0x4a, 0x09, 0x78, 0x0c, 0x4a, 0xd4,
    0x52, 0x33, 0x8e, 0x1f, 0xfd, 0x9a, 0x1b, 0xe9, 0x49, 0x8f,
    0x81, 0x3d, 0x76, 0x53, 0x34, 0x49, 0xb6, 0x77, 0x8d, 0xca,
    0xd8, 0xc7, 0x8a, 0x8d, 0x2b, 0xa9, 0xac, 0x66, 0x08, 0x5d,
    0x0e, 0x53, 0xd5, 0x9c, 0x26, 0xc2, 0xd1, 0xc4, 0x90, 0xc1,
    0xeb, 0xbe, 0x0c, 0xe6, 0x6d, 0x1b, 0x6b, 0x1b, 0x13, 0xb6,
    0xb9, 0x19, 0xb8, 0x47, 0xc2, 0x5a, 0x91, 0x44, 0x7a, 0x95,
    0xe7, 0x5e, 0x4e, 0xf1, 0x67, 0x79, 0xcd, 0xe8, 0xbf, 0x0a,
    0x95, 0x85, 0x0e, 0x32, 0xaf, 0x96, 0x89, 0x44, 0x4f, 0xd3,
    0x77, 0x10, 0x8f, 0x98, 0xfd, 0xcb, 0xd4, 0xe7, 0x26, 0x56,
    0x75, 0x00, 0x99, 0x0b, 0xcc, 0x7e, 0x0c, 0xa3, 0xc4, 0xaa,
    0xa3, 0x04, 0xa3, 0x87, 0xd2, 0x0f, 0x3b, 0x8f, 0xbb, 0xcd,
    0x42, 0xa1, 0xbd, 0x31, 0x1d, 0x7a, 0x43, 0x03, 0xdd, 0xa5,
    0xab, 0x07, 0x88, 0x96, 0xae, 0x80, 0xc1, 0x8b, 0x0a, 0xf6,
    0x6d, 0xff, 0x31, 0x96, 0x16, 0xeb, 0x78, 0x4e, 0x49, 0x5a,
    0xd2, 0xce, 0x90, 0xd7, 0xf7, 0x72, 0xa8, 0x17, 0x47, 0xb6,
    0x5f, 0x62, 0x09, 0x3b, 0x1e, 0x0d, 0xb9, 0xe5, 0xba, 0x53,
    0x2f, 0xaf, 0xec, 0x47, 0x50, 0x83, 0x23, 0xe6, 0x71, 0x32,
    0x7d, 0xf9, 0x44, 0x44, 0x32, 0xcb, 0x73, 0x67, 0xce, 0xc8,
    0x2f, 0x5d, 0x44, 0xc0, 0xd0, 0x0b, 0x67, 0xd6, 0x50, 0xa0,
    0x75, 0xcd, 0x4b, 0x70, 0xde, 0xdd, 0x77, 0xeb, 0x9b, 0x10,
    0x23, 0x1b, 0x6b, 0x5b, 0x74, 0x13, 0x47, 0x39, 0x6d, 0x62,
    0x89, 0x74, 0x21, 0xd4, 0x3d, 0xf9, 0xb4, 0x2e, 0x44, 0x6e,
    0x35, 0x8e, 0x9c, 0x11, 0xa9, 0xb2, 0x18, 0x4e, 0xcb, 0xef,
    0x0c, 0xd8, 0xe7, 0xa8, 0x77, 0xef, 0x96, 0x8f, 0x13, 0x90,
    0xec, 0x9b, 0x3d, 0x35, 0xa5, 0x58, 0x5c, 0xb0, 0x09, 0x29,
    0x0e, 0x2f, 0xcd, 0xe7, 0xb5, 0xec, 0x66, 0xd9, 0x08, 0x4b,
    0xe4, 0x40, 0x55, 0xa6, 0x19, 0xd9, 0xdd, 0x7f, 0xc3, 0x16,
    0x6f, 0x94, 0x87, 0xf7, 0xcb, 0x27, 0x29, 0x12, 0x42, 0x64,
    0x45, 0x99, 0x85, 0x14, 0xc1, 0x5d, 0x53, 0xa1, 0x8c, 0x86,
    0x4c, 0xe3, 0xa2, 0xb7, 0x55, 0x57, 0x93, 0x98, 0x81, 0x26,
    0x52, 0x0e, 0xac, 0xf2, 0xe3, 0x06, 0x6e, 0x23, 0x0c, 0x91,
    0xbe, 0xe4, 0xdd, 0x53, 0x04, 0xf5, 0xfd, 0x04, 0x05, 0xb3,
    0x5b, 0xd9, 0x9c, 0x73, 0x13, 0x5d, 0x3d, 0x9b, 0xc3, 0x35,
    0xee, 0x04, 0x9e, 0xf6, 0x9b, 0x38, 0x67, 0xbf, 0x2d, 0x7b,
    0xd1, 0xea, 0xa5, 0x95, 0xd8, 0xbf, 0xc0, 0x06, 0x6f, 0xf8,
    0xd3, 0x15, 0x09, 0xeb, 0x0c, 0x6c, 0xaa, 0x00, 0x6c, 0x80,
    0x7a, 0x62, 0x3e, 0xf8, 0x4c, 0x3d, 0x33, 0xc1, 0x95, 0xd2,
    0x3e, 0xe3, 0x20, 0xc4, 0x0d, 0xe0, 0x55, 0x81, 0x57, 0xc8,
    0x22, 0xd4, 0xb8, 0xc5, 0x69, 0xd8, 0x49, 0xae, 0xd5, 0x9d,
    0x4e, 0x0f, 0xd7, 0xf3, 0x79, 0x58, 0x6b, 0x4b, 0x7f, 0xf6,
    0x84, 0xed, 0x6a, 0x18, 0x9f, 0x74, 0x86, 0xd4, 0x9b, 0x9c,
    0x4b, 0xad, 0x9b, 0xa2, 0x4b, 0x96, 0xab, 0xf9, 0x24, 0x37,
    0x2c, 0x8a, 0x8f, 0xff, 0xb1, 0x0d, 0x55, 0x35, 0x49, 0x00,
    0xa7, 0x7a, 0x3d, 0xb5, 0xf2, 0x05, 0xe1, 0xb9, 0x9f, 0xcd,
    0x86, 0x60, 0x86, 0x3a, 0x15, 0x9a, 0xd4, 0xab, 0xe4, 0x0f,
    0xa4, 0x89, 0x34, 0x16, 0x3d, 0xdd, 0xe5, 0x42, 0xa6, 0x58,
    0x55, 0x40, 0xfd, 0x68, 0x3c, 0xbf, 0xd8, 0xc0, 0x0f, 0x12,
    0x12, 0x9a, 0x28, 0x4d, 0xea, 0xcc, 0x4c, 0xde, 0xfe, 0x58,
    0xbe, 0x71, 0x37, 0x54, 0x1c, 0x04, 0x71, 0x26, 0xc8, 0xd4,
    0x9e, 0x27, 0x55, 0xab, 0x18, 0x1a, 0xb7, 0xe9, 0x40, 0xb0,
    0xc0};
        byte[]
            key = {
                (byte)0x01, (byte)0x23, (byte)0x45, (byte)0x67,
                (byte)0x89, (byte)0xab, (byte)0xcd, (byte)0xef
            },
            input = new byte[512],
            output = new byte[512];
        RawSecretKey k = new RawSecretKey("RC2", key);

        for (int i = 0; i < outx.length; i++)
            output[i] = (byte)outx[i];

        out.println("\nTest vector 5 (Encrypting):\n");
        alg.initEncrypt(k);
        input = alg.crypt(output);

        out.println("\n..............(Decrypting):\n");
        alg.initDecrypt(k);
        byte[] in = alg.crypt(input);
        
        compareIt(in, output);
    }

    private void compareIt (byte[] o1, byte[] o2) {
        out.println("  computed: " + Hex.dumpString(o1));
        out.println(" certified: " + Hex.dumpString(o2));
        passIf(ArrayUtil.areEqual(o1, o2), " ***** RC2 OUTPUT");
    }
}
