package org.bouncycastle.crypto.test;

import java.security.SecureRandom;

import org.bouncycastle.crypto.BlockCipher;
import org.bouncycastle.crypto.BufferedBlockCipher;
import org.bouncycastle.crypto.CipherParameters;
import org.bouncycastle.crypto.InvalidCipherTextException;
import org.bouncycastle.crypto.engines.AESEngine;
import org.bouncycastle.crypto.modes.CBCBlockCipher;
import org.bouncycastle.crypto.modes.CFBBlockCipher;
import org.bouncycastle.crypto.modes.OFBBlockCipher;
import org.bouncycastle.crypto.modes.SICBlockCipher;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.crypto.params.ParametersWithIV;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTest;

Test vectors from the NIST standard tests and Brian Gladman's vector set http://fp.gladman.plus.com/cryptography_technology/rijndael/
/** * Test vectors from the NIST standard tests and Brian Gladman's vector set * <a href="http://fp.gladman.plus.com/cryptography_technology/rijndael/"> * http://fp.gladman.plus.com/cryptography_technology/rijndael/</a> */
public class AESTest extends CipherTest { private static final byte[] tData = Hex.decode("AAFE47EE82411A2BF3F6752AE8D7831138F041560631B114F3F6752AE8D7831138F041560631B1145A01020304050607"); private static final byte[] outCBC1 = Hex.decode("a444a9a4d46eb30cb7ed34d62873a89f8fdf2bf8a54e1aeadd06fd85c9cb46f021ee7cd4f418fa0bb72e9d07c70d5d20"); private static final byte[] outCBC2 = Hex.decode("585681354f0e01a86b32f94ebb6a675045d923cf201263c2aaecca2b4de82da0edd74ca5efd654c688f8a58e61955b11"); private static final byte[] outSIC1 = Hex.decode("82a1744e8ebbd053ca72362d5e570326e0b6fdaf824ab673fbf029042886b23c75129a015852913790f81f94447475a0"); private static final byte[] outSIC2 = Hex.decode("146cbb581d9e12c3333dd9c736fbb93043c92019f78580da48f81f80b3f551d58ea836fed480fc6912fefa9c5c89cc24"); private static final byte[] outCFB1 = Hex.decode("82a1744e8ebbd053ca72362d5e5703264b4182de3208c374b8ac4fa36af9c5e5f4f87d1e3b67963d06acf5eb13914c90"); private static final byte[] outCFB2 = Hex.decode("146cbb581d9e12c3333dd9c736fbb9303c8a3eb5185e2809e9d3c28e25cc2d2b6f5c11ee28d6530f72c412b1438a816a"); private static final byte[] outOFB1 = Hex.decode("82a1744e8ebbd053ca72362d5e5703261ebf1fdbec05e57b3465b583132f84b43bf95b2c89040ad1677b22d42db69a7a"); private static final byte[] outOFB2 = Hex.decode("146cbb581d9e12c3333dd9c736fbb9309ea4c2a7696c84959a2dada49f2f1c5905db1f0cec3a31acbc4701e74ab05e1f"); static SimpleTest[] tests = { new BlockCipherVectorTest(0, new AESEngine(), new KeyParameter(Hex.decode("80000000000000000000000000000000")), "00000000000000000000000000000000", "0EDD33D3C621E546455BD8BA1418BEC8"), new BlockCipherVectorTest(1, new AESEngine(), new KeyParameter(Hex.decode("00000000000000000000000000000080")), "00000000000000000000000000000000", "172AEAB3D507678ECAF455C12587ADB7"), new BlockCipherMonteCarloTest(2, 10000, new AESEngine(), new KeyParameter(Hex.decode("00000000000000000000000000000000")), "00000000000000000000000000000000", "C34C052CC0DA8D73451AFE5F03BE297F"), new BlockCipherMonteCarloTest(3, 10000, new AESEngine(), new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")), "355F697E8B868B65B25A04E18D782AFA", "ACC863637868E3E068D2FD6E3508454A"), new BlockCipherVectorTest(4, new AESEngine(), new KeyParameter(Hex.decode("000000000000000000000000000000000000000000000000")), "80000000000000000000000000000000", "6CD02513E8D4DC986B4AFE087A60BD0C"), new BlockCipherMonteCarloTest(5, 10000, new AESEngine(), new KeyParameter(Hex.decode("AAFE47EE82411A2BF3F6752AE8D7831138F041560631B114")), "F3F6752AE8D7831138F041560631B114", "77BA00ED5412DFF27C8ED91F3C376172"), new BlockCipherVectorTest(6, new AESEngine(), new KeyParameter(Hex.decode("0000000000000000000000000000000000000000000000000000000000000000")), "80000000000000000000000000000000", "DDC6BF790C15760D8D9AEB6F9A75FD4E"), new BlockCipherMonteCarloTest(7, 10000, new AESEngine(), new KeyParameter(Hex.decode("28E79E2AFC5F7745FCCABE2F6257C2EF4C4EDFB37324814ED4137C288711A386")), "C737317FE0846F132B23C8C2A672CE22", "E58B82BFBA53C0040DC610C642121168"), new BlockCipherVectorTest(8, new AESEngine(), new KeyParameter(Hex.decode("80000000000000000000000000000000")), "00000000000000000000000000000000", "0EDD33D3C621E546455BD8BA1418BEC8"), new BlockCipherVectorTest(9, new AESEngine(), new KeyParameter(Hex.decode("00000000000000000000000000000080")), "00000000000000000000000000000000", "172AEAB3D507678ECAF455C12587ADB7"), new BlockCipherMonteCarloTest(10, 10000, new AESEngine(), new KeyParameter(Hex.decode("00000000000000000000000000000000")), "00000000000000000000000000000000", "C34C052CC0DA8D73451AFE5F03BE297F"), new BlockCipherMonteCarloTest(11, 10000, new AESEngine(), new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")), "355F697E8B868B65B25A04E18D782AFA", "ACC863637868E3E068D2FD6E3508454A"), new BlockCipherVectorTest(12, new AESEngine(), new KeyParameter(Hex.decode("000000000000000000000000000000000000000000000000")), "80000000000000000000000000000000", "6CD02513E8D4DC986B4AFE087A60BD0C"), new BlockCipherMonteCarloTest(13, 10000, new AESEngine(), new KeyParameter(Hex.decode("AAFE47EE82411A2BF3F6752AE8D7831138F041560631B114")), "F3F6752AE8D7831138F041560631B114", "77BA00ED5412DFF27C8ED91F3C376172"), new BlockCipherVectorTest(14, new AESEngine(), new KeyParameter(Hex.decode("0000000000000000000000000000000000000000000000000000000000000000")), "80000000000000000000000000000000", "DDC6BF790C15760D8D9AEB6F9A75FD4E"), new BlockCipherMonteCarloTest(15, 10000, new AESEngine(), new KeyParameter(Hex.decode("28E79E2AFC5F7745FCCABE2F6257C2EF4C4EDFB37324814ED4137C288711A386")), "C737317FE0846F132B23C8C2A672CE22", "E58B82BFBA53C0040DC610C642121168"), new BlockCipherVectorTest(16, new AESEngine(), new KeyParameter(Hex.decode("80000000000000000000000000000000")), "00000000000000000000000000000000", "0EDD33D3C621E546455BD8BA1418BEC8"), new BlockCipherVectorTest(17, new AESEngine(), new KeyParameter(Hex.decode("00000000000000000000000000000080")), "00000000000000000000000000000000", "172AEAB3D507678ECAF455C12587ADB7"), new BlockCipherMonteCarloTest(18, 10000, new AESEngine(), new KeyParameter(Hex.decode("00000000000000000000000000000000")), "00000000000000000000000000000000", "C34C052CC0DA8D73451AFE5F03BE297F"), new BlockCipherMonteCarloTest(19, 10000, new AESEngine(), new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")), "355F697E8B868B65B25A04E18D782AFA", "ACC863637868E3E068D2FD6E3508454A"), new BlockCipherVectorTest(20, new AESEngine(), new KeyParameter(Hex.decode("000000000000000000000000000000000000000000000000")), "80000000000000000000000000000000", "6CD02513E8D4DC986B4AFE087A60BD0C"), new BlockCipherMonteCarloTest(21, 10000, new AESEngine(), new KeyParameter(Hex.decode("AAFE47EE82411A2BF3F6752AE8D7831138F041560631B114")), "F3F6752AE8D7831138F041560631B114", "77BA00ED5412DFF27C8ED91F3C376172"), new BlockCipherVectorTest(22, new AESEngine(), new KeyParameter(Hex.decode("0000000000000000000000000000000000000000000000000000000000000000")), "80000000000000000000000000000000", "DDC6BF790C15760D8D9AEB6F9A75FD4E"), new BlockCipherMonteCarloTest(23, 10000, new AESEngine(), new KeyParameter(Hex.decode("28E79E2AFC5F7745FCCABE2F6257C2EF4C4EDFB37324814ED4137C288711A386")), "C737317FE0846F132B23C8C2A672CE22", "E58B82BFBA53C0040DC610C642121168") }; private BlockCipher _engine = new AESEngine(); public AESTest() { super(tests, new AESEngine(), new KeyParameter(new byte[16])); } public String getName() { return "AES"; } private void testNullSIC() throws InvalidCipherTextException { BufferedBlockCipher b = new BufferedBlockCipher(new SICBlockCipher(new AESEngine())); KeyParameter kp = new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")); b.init(true, new ParametersWithIV(kp, new byte[16])); byte[] out = new byte[b.getOutputSize(tData.length)]; int len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outSIC1, out)) { fail("no match on first nullSIC check"); } b.init(true, new ParametersWithIV(null, Hex.decode("000102030405060708090a0b0c0d0e0f"))); len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outSIC2, out)) { fail("no match on second nullSIC check"); } } private void testNullCBC() throws InvalidCipherTextException { BufferedBlockCipher b = new BufferedBlockCipher(new CBCBlockCipher(new AESEngine())); KeyParameter kp = new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")); b.init(true, new ParametersWithIV(kp, new byte[16])); byte[] out = new byte[b.getOutputSize(tData.length)]; int len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outCBC1, out)) { fail("no match on first nullCBC check"); } b.init(true, new ParametersWithIV(null, Hex.decode("000102030405060708090a0b0c0d0e0f"))); len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outCBC2, out)) { fail("no match on second nullCBC check"); } } private void testNullOFB() throws InvalidCipherTextException { BufferedBlockCipher b = new BufferedBlockCipher(new OFBBlockCipher(new AESEngine(), 128)); KeyParameter kp = new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")); b.init(true, new ParametersWithIV(kp, new byte[16])); byte[] out = new byte[b.getOutputSize(tData.length)]; int len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outOFB1, out)) { fail("no match on first nullOFB check"); } b.init(true, new ParametersWithIV(null, Hex.decode("000102030405060708090a0b0c0d0e0f"))); len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outOFB2, out)) { fail("no match on second nullOFB check"); } } private void testNullCFB() throws InvalidCipherTextException { BufferedBlockCipher b = new BufferedBlockCipher(new CFBBlockCipher(new AESEngine(), 128)); KeyParameter kp = new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")); b.init(true, new ParametersWithIV(kp, new byte[16])); byte[] out = new byte[b.getOutputSize(tData.length)]; int len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outCFB1, out)) { fail("no match on first nullCFB check"); } b.init(true, new ParametersWithIV(null, Hex.decode("000102030405060708090a0b0c0d0e0f"))); len = b.processBytes(tData, 0, tData.length, out, 0); len += b.doFinal(out, len); if (!areEqual(outCFB2, out)) { fail("no match on second nullCFB check"); } } private boolean areEqual(byte[] a, int aOff, byte[] b, int bOff) { for (int i = bOff; i != b.length; i++) { if (a[aOff + i - bOff] != b[i]) { return false; } } return true; } private void skipTest() { CipherParameters params = new ParametersWithIV(new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")), Hex.decode("00000000000000000000000000000000")); SICBlockCipher engine = new SICBlockCipher(new AESEngine()); engine.init(true, params); SecureRandom rand = new SecureRandom(); byte[] plain = new byte[50000]; byte[] cipher = new byte[50000]; rand.nextBytes(plain); engine.processBytes(plain, 0, plain.length, cipher, 0); byte[] fragment = new byte[20]; engine.init(true, params); engine.skip(10); if (engine.getPosition() != 10) { fail("skip position incorrect - 10 got " + engine.getPosition()); } engine.processBytes(plain, 10, fragment.length, fragment, 0); if (!areEqual(cipher, 10, fragment, 0)) { fail("skip forward 10 failed"); } engine.skip(1000); if (engine.getPosition() != 1010 + fragment.length) { fail("skip position incorrect - " + (1010 + fragment.length) + " got " + engine.getPosition()); } engine.processBytes(plain, 1010 + fragment.length, fragment.length, fragment, 0); if (!areEqual(cipher, 1010 + fragment.length, fragment, 0)) { fail("skip forward 1000 failed"); } engine.skip(-10); if (engine.getPosition() != 1010 + 2 * fragment.length - 10) { fail("skip position incorrect - " + (1010 + 2 * fragment.length - 10) + " got " + engine.getPosition()); } engine.processBytes(plain, 1010 + 2 * fragment.length - 10, fragment.length, fragment, 0); if (!areEqual(cipher, 1010 + 2 * fragment.length - 10, fragment, 0)) { fail("skip back 10 failed"); } engine.skip(-1000); if (engine.getPosition() != 60) { fail("skip position incorrect - " + 60 + " got " + engine.getPosition()); } engine.processBytes(plain, 60, fragment.length, fragment, 0); if (!areEqual(cipher, 60, fragment, 0)) { fail("skip back 1000 failed"); } long pos = engine.seekTo(1010); if (pos != 1010) { fail("position incorrect - " + 1010 + " got " + pos); } engine.processBytes(plain, 1010, fragment.length, fragment, 0); if (!areEqual(cipher, 1010, fragment, 0)) { fail("seek to 1010 failed"); } engine.reset(); for (int i = 0; i != 5000; i++) { engine.skip(i); if (engine.getPosition() != i) { fail("skip forward at wrong position"); } engine.processBytes(plain, i, fragment.length, fragment, 0); if (!areEqual(cipher, i, fragment, 0)) { fail("skip forward i failed: " + i); } if (engine.getPosition() != i + fragment.length) { fail("cipher at wrong position: " + engine.getPosition() + " [" + i + "]"); } engine.skip(-fragment.length); if (engine.getPosition() != i) { fail("skip back at wrong position"); } engine.processBytes(plain, i, fragment.length, fragment, 0); if (!areEqual(cipher, i, fragment, 0)) { fail("skip back i failed: " + i); } engine.reset(); } } private void ctrCounterTest() { CipherParameters params = new ParametersWithIV(new KeyParameter(Hex.decode("5F060D3716B345C253F6749ABAC10917")), Hex.decode("000000000000000000000000000000")); SICBlockCipher engine = new SICBlockCipher(new AESEngine()); engine.init(true, params); SecureRandom rand = new SecureRandom(); byte[] cipher = new byte[256 * 16]; byte[] plain = new byte[255 * 16]; rand.nextBytes(plain); engine.processBytes(plain, 0, plain.length, cipher, 0); engine.init(true, params); byte[] fragment = new byte[20]; plain = new byte[256 * 16]; engine.init(true, params); try { engine.processBytes(plain, 0, plain.length, cipher, 0); fail("out of range data not caught"); } catch (IllegalStateException e) { if (!"Counter in CTR/SIC mode out of range.".equals(e.getMessage())) { fail("wrong exception"); } } } public void performTest() throws Exception { super.performTest(); byte[] keyBytes = new byte[16]; _engine.init(true, new KeyParameter(keyBytes)); // // init tests // try { byte[] dudKey = new byte[6]; _engine.init(true, new KeyParameter(dudKey)); fail("failed key length check"); } catch (IllegalArgumentException e) { // expected } try { byte[] iv = new byte[16]; _engine.init(true, new ParametersWithIV(null, iv)); fail("failed parameter check"); } catch (IllegalArgumentException e) { // expected } testNullCBC(); testNullSIC(); testNullOFB(); testNullCFB(); skipTest(); ctrCounterTest(); } public static void main( String[] args) { runTest(new AESTest()); } }