--- a/crypto/weakcrypto/source/pkcs12kdf/GenTestDKs.java Tue Aug 31 17:00:08 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,150 +0,0 @@
-/*
-* Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:
-* This program generates keys with Bouncy Castle for compatibility testing.
-*
-*/
-
-
-import java.security.SecureRandom;
-import org.bouncycastle.crypto.PBEParametersGenerator;
-import org.bouncycastle.crypto.digests.SHA1Digest;
-import org.bouncycastle.crypto.generators.PKCS12ParametersGenerator;
-import org.bouncycastle.crypto.params.KeyParameter;
-
-public class GenTestDKs
-{
- public static void main(String[] args)
- {
- PKCS12ParametersGenerator pgen = new PKCS12ParametersGenerator(new SHA1Digest());
-
- // SB.4: key lengths for defined OIDs
- // (168 for triple DES will first exercise chaining.)
- final int[] keyLens = {40, 128, 168, 368};
-
- // SB.4 iteration count is recommended to be 1024 or more
- final int[] iterCounts = {1, 2, 4, 8, 128, 1024, 1536, 2048};
-
- // SB.4 salt should be same length as hash function output
- // (=160 bits for SHA1.)
- byte[][] salts = new byte[3][];
- salts[0] = new byte[] {'S', 'A', 'L', 'T'};
- System.out.println("4 byte salt");
- printByteArray(salts[0]);
-
- // calls to nextBytes() are only executed once
-/* SecureRandom sr;
- try { sr = SecureRandom.getInstance("SHA1PRNG", "SUN"); }
- catch (Exception e)
- {
- System.err.println("UNABLE TO GET RANDOM SOURCE");
- return;
- }
-*/
-// salts[1] = new byte[160 / 8];
-// sr.nextBytes(salts[1]);
- salts[1] = new byte[]
- {
- (byte) 0x1d, (byte) 0x56, (byte) 0x50, (byte) 0x78,
- (byte) 0xc3, (byte) 0x50, (byte) 0x6f, (byte) 0x89,
- (byte) 0xbd, (byte) 0xa7, (byte) 0x3b, (byte) 0xb6,
- (byte) 0xe3, (byte) 0xe5, (byte) 0xb8, (byte) 0xa3,
- (byte) 0x68, (byte) 0x3d, (byte) 0xd3, (byte) 0x62
- };
- System.out.println("20 byte salt (same size as SHA1 output)");
- printByteArray(salts[1]);
-
-// salts[2] = new byte[200 / 8];
-// sr.nextBytes(salts[2]);
- salts[2] = new byte[]
- {
- (byte) 0xe2, (byte) 0x2c, (byte) 0x7b, (byte) 0x03,
- (byte) 0x16, (byte) 0x3a, (byte) 0xe5, (byte) 0x47,
- (byte) 0xf8, (byte) 0x23, (byte) 0x9d, (byte) 0xa4,
- (byte) 0x0d, (byte) 0x6f, (byte) 0x46, (byte) 0xd7,
- (byte) 0x9e, (byte) 0xa3, (byte) 0xc6, (byte) 0xff,
- (byte) 0xb3, (byte) 0xf0, (byte) 0x4e, (byte) 0xbe,
- (byte) 0x61
- };
- System.out.println("25 byte salt");
- printByteArray(salts[2]);
-
- final String passwds[] = {"0000", "0001", "PSWD", "password", "abcdefghijklmnopqrstuvwxyz"};
-
- for (int keyLenIdx = 0; keyLenIdx < keyLens.length; ++keyLenIdx)
- {
- for (int iterIdx = 0; iterIdx < iterCounts.length; ++iterIdx)
- {
- for (int saltIdx = 0; saltIdx < salts.length; ++saltIdx)
- {
- for (int pwdIdx = 0; pwdIdx < passwds.length; ++pwdIdx)
- {
- testKey(pgen, keyLens[keyLenIdx], iterCounts[iterIdx], passwds[pwdIdx], salts[saltIdx]);
- } // for (int pwdIdx = 0; pwdIdx < passwds.length; ++pwdIdx)
- } // for (int saltIdx = 0; saltIdx < salts.length; ++saltIdx)
- } // for (int iterIdx = 0; iterIdx < iterCounts.length; ++iterIdx)
- } // for (int keyLenIdx = 0; keyLenIdx < keyLens.length; ++keyLenIdx)
- }
-
- private static void testKey(
- PKCS12ParametersGenerator pgen,
- int keyLen, int iterCount, String password, byte[] salt)
- {
- System.out.println(
- "key len = " + keyLen + ", iter count = " + iterCount
- + ", password = \"" + password + "\", salt len = " + salt.length);
-
- char[] pwChars = password.toCharArray();
- byte[] pwBytes = PBEParametersGenerator.PKCS12PasswordToBytes(pwChars);
-
- pgen.init(pwBytes, salt, iterCount);
- KeyParameter kp = (KeyParameter) pgen.generateDerivedParameters(keyLen);
- printByteArray(kp.getKey());
- }
-
- private static void printByteArray(byte[] a)
- {
- final int BLOCK_SIZE = 16;
- int keyLen = a.length;
- int rowCount = keyLen / BLOCK_SIZE;
- if ((keyLen % BLOCK_SIZE) != 0)
- ++rowCount;
-
- for (int row = 0; row < rowCount; ++row)
- {
- int start = row * BLOCK_SIZE;
- int end = Math.min(start + BLOCK_SIZE, keyLen);
-
- StringBuffer line = new StringBuffer("[" + hexStr(start, 4) + "]");
-
- for (int i = start; i < end; ++i)
- line.append(" " + hexStr(a[i], 2));
- System.out.println(line);
- }
- System.out.println();
- }
-
- private static String hexStr(int val, int width)
- {
- StringBuffer result = new StringBuffer();
- while (--width >= 0)
- {
- int bitPos = 4 * width;
- int nybble = (val & (0xf << bitPos)) >> bitPos;
- result.append(Integer.toHexString(nybble));
- }
-
- return result.toString();
- }
-}