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Diffstat (limited to 'core/src/test/java/org/bouncycastle/crypto/test/CTSTest.java')
-rw-r--r--core/src/test/java/org/bouncycastle/crypto/test/CTSTest.java212
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diff --git a/core/src/test/java/org/bouncycastle/crypto/test/CTSTest.java b/core/src/test/java/org/bouncycastle/crypto/test/CTSTest.java
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index 28fcc201..00000000
--- a/core/src/test/java/org/bouncycastle/crypto/test/CTSTest.java
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@@ -1,212 +0,0 @@
-package org.bouncycastle.crypto.test;
-
-import org.bouncycastle.crypto.BlockCipher;
-import org.bouncycastle.crypto.BufferedBlockCipher;
-import org.bouncycastle.crypto.CipherParameters;
-import org.bouncycastle.crypto.DataLengthException;
-import org.bouncycastle.crypto.InvalidCipherTextException;
-import org.bouncycastle.crypto.engines.AESEngine;
-import org.bouncycastle.crypto.engines.DESEngine;
-import org.bouncycastle.crypto.engines.SkipjackEngine;
-import org.bouncycastle.crypto.modes.CBCBlockCipher;
-import org.bouncycastle.crypto.modes.CTSBlockCipher;
-import org.bouncycastle.crypto.modes.OldCTSBlockCipher;
-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;
-
-/**
- * CTS tester
- */
-public class CTSTest
- extends SimpleTest
-{
- static byte[] in1 = Hex.decode("4e6f7720697320746865207420");
- static byte[] in2 = Hex.decode("000102030405060708090a0b0c0d0e0fff0102030405060708090a0b0c0d0e0f0aaa");
- static byte[] out1 = Hex.decode("9952f131588465033fa40e8a98");
- static byte[] out2 = Hex.decode("358f84d01eb42988dc34efb994");
- static byte[] out3 = Hex.decode("170171cfad3f04530c509b0c1f0be0aefbd45a8e3755a873bff5ea198504b71683c6");
-
- private void testCTS(
- int id,
- BlockCipher cipher,
- CipherParameters params,
- byte[] input,
- byte[] output)
- throws Exception
- {
- byte[] out = new byte[input.length];
- BufferedBlockCipher engine = new CTSBlockCipher(cipher);
-
- engine.init(true, params);
-
- int len = engine.processBytes(input, 0, input.length, out, 0);
-
- engine.doFinal(out, len);
-
- if (!areEqual(output, out))
- {
- fail("failed encryption expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
- }
-
- engine.init(false, params);
-
- len = engine.processBytes(output, 0, output.length, out, 0);
-
- engine.doFinal(out, len);
-
- if (!areEqual(input, out))
- {
- fail("failed decryption expected " + new String(Hex.encode(input)) + " got " + new String(Hex.encode(out)));
- }
- }
-
- private void testOldCTS(
- int id,
- BlockCipher cipher,
- CipherParameters params,
- byte[] input,
- byte[] output)
- throws Exception
- {
- byte[] out = new byte[input.length];
- BufferedBlockCipher engine = new OldCTSBlockCipher(cipher);
-
- engine.init(true, params);
-
- int len = engine.processBytes(input, 0, input.length, out, 0);
-
- engine.doFinal(out, len);
-
- if (!areEqual(output, out))
- {
- fail("failed encryption expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
- }
-
- engine.init(false, params);
-
- len = engine.processBytes(output, 0, output.length, out, 0);
-
- engine.doFinal(out, len);
-
- if (!areEqual(input, out))
- {
- fail("failed decryption expected " + new String(Hex.encode(input)) + " got " + new String(Hex.encode(out)));
- }
- }
-
- private void testExceptions() throws InvalidCipherTextException
- {
- BufferedBlockCipher engine = new CTSBlockCipher(new DESEngine());
- CipherParameters params = new KeyParameter(new byte[engine.getBlockSize()]);
- engine.init(true, params);
-
- byte[] out = new byte[engine.getOutputSize(engine.getBlockSize())];
-
- engine.processBytes(new byte[engine.getBlockSize() - 1], 0, engine.getBlockSize() - 1, out, 0);
- try
- {
- engine.doFinal(out, 0);
- fail("Expected CTS encrypt error on < 1 block input");
- } catch(DataLengthException e)
- {
- // Expected
- }
-
- engine.init(true, params);
- engine.processBytes(new byte[engine.getBlockSize()], 0, engine.getBlockSize(), out, 0);
- try
- {
- engine.doFinal(out, 0);
- } catch(DataLengthException e)
- {
- fail("Unexpected CTS encrypt error on == 1 block input");
- }
-
- engine.init(false, params);
- engine.processBytes(new byte[engine.getBlockSize() - 1], 0, engine.getBlockSize() - 1, out, 0);
- try
- {
- engine.doFinal(out, 0);
- fail("Expected CTS decrypt error on < 1 block input");
- } catch(DataLengthException e)
- {
- // Expected
- }
-
- engine.init(false, params);
- engine.processBytes(new byte[engine.getBlockSize()], 0, engine.getBlockSize(), out, 0);
- try
- {
- engine.doFinal(out, 0);
- } catch(DataLengthException e)
- {
- fail("Unexpected CTS decrypt error on == 1 block input");
- }
-
- try
- {
- new CTSBlockCipher(new SICBlockCipher(new AESEngine()));
- fail("Expected CTS construction error - only ECB/CBC supported.");
- } catch(IllegalArgumentException e)
- {
- // Expected
- }
-
- }
-
- public String getName()
- {
- return "CTS";
- }
-
- public void performTest()
- throws Exception
- {
- byte[] key1 = { (byte)0x01, (byte)0x23, (byte)0x45, (byte)0x67, (byte)0x89, (byte)0xAB, (byte)0xCD, (byte)0xEF };
- byte[] key2 = { (byte)0x01, (byte)0x23, (byte)0x45, (byte)0x67, (byte)0x89, (byte)0xAB, (byte)0xCD, (byte)0xEF, (byte)0xee, (byte)0xff };
- byte[] iv = { 1, 2, 3, 4, 5, 6, 7, 8 };
-
- testCTS(1, new DESEngine(), new KeyParameter(key1), in1, out1);
- testCTS(2, new CBCBlockCipher(new DESEngine()), new ParametersWithIV(new KeyParameter(key1), iv), in1, out2);
- testCTS(3, new CBCBlockCipher(new SkipjackEngine()), new ParametersWithIV(new KeyParameter(key2), iv), in2, out3);
-
- //
- // test vectors from rfc3962
- //
- byte[] aes128 = Hex.decode("636869636b656e207465726979616b69");
- byte[] aesIn1 = Hex.decode("4920776f756c64206c696b652074686520");
- byte[] aesOut1 = Hex.decode("c6353568f2bf8cb4d8a580362da7ff7f97");
- byte[] aesIn2 = Hex.decode("4920776f756c64206c696b65207468652047656e6572616c20476175277320");
- byte[] aesOut2 = Hex.decode("fc00783e0efdb2c1d445d4c8eff7ed2297687268d6ecccc0c07b25e25ecfe5");
- byte[] aesIn3 = Hex.decode("4920776f756c64206c696b65207468652047656e6572616c2047617527732043");
- byte[] aesOut3 = Hex.decode("39312523a78662d5be7fcbcc98ebf5a897687268d6ecccc0c07b25e25ecfe584");
-
- testCTS(4, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aesIn1, aesOut1);
- testCTS(5, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aesIn2, aesOut2);
- testCTS(6, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aesIn3, aesOut3);
-
- testOldCTS(4, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aesIn1, aesOut1);
- testOldCTS(5, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aesIn2, aesOut2);
- testOldCTS(6, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aesIn3, aesOut3);
-
- byte[] aes1Block = Hex.decode("4920776f756c64206c696b6520746865");
- byte[] preErrata = Hex.decode("e7664c13ff28c965b0d2a0e7ec353706"); // CTS style one block
- byte[] pstErrata = Hex.decode("97687268d6ecccc0c07b25e25ecfe584"); // CBC style one block
- byte[] pstErrataNonZeroIV = Hex.decode("571f5108c53fe95ab52df783df933fa3");
-
- testCTS(7, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aes1Block, pstErrata);
- testCTS(8, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), aes1Block), aes1Block, pstErrataNonZeroIV);
- testOldCTS(7, new CBCBlockCipher(new AESEngine()), new ParametersWithIV(new KeyParameter(aes128), new byte[16]), aes1Block, preErrata);
-
- testExceptions();
- }
-
- public static void main(
- String[] args)
- {
- runTest(new CTSTest());
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-23 07:37:11 +0300