package org.bouncycastle.jce.provider.test;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTest;
import javax.crypto.Cipher;
import javax.crypto.CipherInputStream;
import javax.crypto.CipherOutputStream;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.ShortBufferException;
import javax.crypto.spec.DESedeKeySpec;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.RC2ParameterSpec;
import javax.crypto.spec.RC5ParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.IOException;
import java.security.AlgorithmParameters;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.InvalidParameterException;
import java.security.Key;
import java.security.PrivateKey;
import java.security.PublicKey;
import java.security.SecureRandom;
import java.security.Security;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.KeySpec;
/**
* basic test class for a block cipher, basically this just exercises the provider, and makes sure we
* are behaving sensibly, correctness of the implementation is shown in the lightweight test classes.
*/
public class BlockCipherTest
extends SimpleTest
{
static String[] cipherTests1 =
{
"DES",
"466da00648ef0e1f9617b1f002e225251a3248d09172f46b9617b1f002e225250112ecb3da61bc99",
"DESede",
"2f4bc6b30c893fa549d82c560d61cf3eb088aed020603de249d82c560d61cf3e529e95ecd8e05394",
"SKIPJACK",
"d4de46d52274dbb029f33b076043f8c40089f906751623de29f33b076043f8c4ac99b90f9396cb04",
"Blowfish",
"7870ebe7f6a52803eb9396ba6c5198216ce81d76d8d4c74beb9396ba6c5198211212473b05214e9f",
"Twofish",
"70336d9c9718a8a2ced1b19deed973a3c58af7ea71a69e7efc4df082dca581c0839e31468661bcfc57a14899ceeb0253",
"RC2",
"eb5b889bbcced12eb6b1a3da6a3d965bba66a5edfdd4c8a6b6b1a3da6a3d965b994a5b859e765797",
"RC5",
"220053543e3eca3bc9503a091ca67b08372560d8a4fdbee8c9503a091ca67b08a796d53bb8a4b7e0",
"RC5-64",
"e0b4a526ba3bc5f09199c3b1fe3737fe6d248cde70e565b0feea59ebfda375ae1946c386a48d8d8a74d7b1947ff6a788",
"RC6",
"44c97b67ca8486067f8b6c5b97632f3049e5e52c1d61fdd527dc3da39616540f19a3db39aac1ffd713795cd886cce0c0",
"IDEA",
"8c9fd56823ffdc523f6ccf7f614aa6173553e594fc7a21b53f6ccf7f614aa61740c54f7a66e95108",
"TEA",
"fcf45062104fda7c35712368b56dd4216a6ca998dc297b5435712368b56dd421208027ed2923cd0c",
"XTEA",
"4b427893d3d6aaded2afafabe25f7b233fb5589faa2b6389d2afafabe25f7b239d12979ac67e1c07",
"Camellia",
"3a68b4ad145bc2c76010669d68f2826359887afce763a78d9994143266adfaec8ba7ee562a1688ef9dfd7f897e5c44dc",
"SEED",
"d53d4ce1f48b9879420949467bfcbfbe2c6a7d4a8770bee0c71211def898d7c5024ce2007dd85accb3f69d906ae2164d",
"Noekeon",
"7e68ceb33aad9db04af6b878a16dd6c6b4f880d6c89027ba581884c10690bb6b3dbfd6ed5513e2c4f5670c3528023121",
"DES/CBC/NoPadding",
"60fa2f8fae5aa2a38e9ac77d0246726beb7511e4515feb12cf99f75cc6e0122a",
"DESede/CBC/NoPadding",
"4d3d7931875cf25593dc402298add8b914761e4936c9585ae22b2c1441169231",
"SKIPJACK/CBC/NoPadding",
"ceebcc2e5e2b847f9ed797b4930b95f115b9e6cf49c457fc2ea0df79ad5c8334",
"Blowfish/CBC/NoPadding",
"80823abbabc109733e7ebf3ce3344d67fc387c306b782086b452f7fbe8e844ce",
"Twofish/CBC/NoPadding",
"f819694251a00bdd403928745cd1d8a094de61f49ddf8e7692e9d81a83812943",
"RC2/CBC/NoPadding",
"a51facdb3933c9676795cd38cc3146fd4694722b468b1a979a399c77606abf99",
"RC5/CBC/NoPadding",
"9ee7517eab0280445f3a7c60c90c0f75029d65bca8b1af83ace5399d388c83c3",
"RC6/CBC/NoPadding",
"c44695633c07010f3a0d8f7ea046a642d4a96bf4e44f89fd91b46830bc95b130",
"IDEA/CBC/NoPadding",
"30cd990ebdae80fe12b6c6e4fcd1c064a27d985c276b3d7097351c8684e4c4d9",
"DES/CBC/PKCS5Padding",
"60fa2f8fae5aa2a38e9ac77d0246726beb7511e4515feb12cf99f75cc6e0122afdc70484fb9c0232",
"DES/CBC/ISO10126Padding",
"60fa2f8fae5aa2a38e9ac77d0246726beb7511e4515feb12cf99f75cc6e0122a980639850a2cc3e8",
"DES/CBC/ISO7816-4Padding",
"60fa2f8fae5aa2a38e9ac77d0246726beb7511e4515feb12cf99f75cc6e0122a1f80b9b0f1be49ac",
"DES/CBC/X9.23Padding",
"60fa2f8fae5aa2a38e9ac77d0246726beb7511e4515feb12cf99f75cc6e0122a980639850a2cc3e8",
"DESede/CBC/PKCS7Padding",
"4d3d7931875cf25593dc402298add8b914761e4936c9585ae22b2c1441169231a41e40695f1cff84",
"SKIPJACK/CBC/PKCS7Padding",
"ceebcc2e5e2b847f9ed797b4930b95f115b9e6cf49c457fc2ea0df79ad5c8334df7042de5db89c96",
"Blowfish/CBC/PKCS7Padding",
"80823abbabc109733e7ebf3ce3344d67fc387c306b782086b452f7fbe8e844cef986562ab1a675e8",
"Twofish/CBC/PKCS7Padding",
"f819694251a00bdd403928745cd1d8a094de61f49ddf8e7692e9d81a838129433e5f1343d6cdb0b41838619da1541f04",
"RC2/CBC/PKCS7Padding",
"a51facdb3933c9676795cd38cc3146fd4694722b468b1a979a399c77606abf9958435525f770f137",
"RC5/CBC/PKCS7Padding",
"9ee7517eab0280445f3a7c60c90c0f75029d65bca8b1af83ace5399d388c83c3edd95ff49be76651",
"RC5-64/CBC/PKCS7Padding",
"e479fd11f89dab22d2f3dd062b1d2abd5b5962553421a5c562dc7214c3b23b8e21949fda87f2f820e5f032c552c6ec78",
"RC6/CBC/PKCS7Padding",
"c44695633c07010f3a0d8f7ea046a642d4a96bf4e44f89fd91b46830bc95b130824b972c9019a69d2dd05ef2d36b37ac",
"IDEA/CBC/PKCS7Padding",
"30cd990ebdae80fe12b6c6e4fcd1c064a27d985c276b3d7097351c8684e4c4d9e584751325ef7c32",
"IDEA/CBC/ISO10126Padding",
"30cd990ebdae80fe12b6c6e4fcd1c064a27d985c276b3d7097351c8684e4c4d978b3fd73135f033b",
"IDEA/CBC/X9.23Padding",
"30cd990ebdae80fe12b6c6e4fcd1c064a27d985c276b3d7097351c8684e4c4d978b3fd73135f033b",
"AES/CBC/PKCS7Padding",
"cf87f4d8bb9d1abb36cdd9f44ead7d046db2f802d99e1ef0a5940f306079e08389a44c4a8cc1a47cbaee1128da55bbb7",
"AES/CBC/ISO7816-4Padding",
"cf87f4d8bb9d1abb36cdd9f44ead7d046db2f802d99e1ef0a5940f306079e08306d84876508a33efec701118d8eeaf6d",
"Rijndael/CBC/PKCS7Padding",
"cf87f4d8bb9d1abb36cdd9f44ead7d046db2f802d99e1ef0a5940f306079e08389a44c4a8cc1a47cbaee1128da55bbb7",
"Serpent/CBC/PKCS7Padding",
"f8940ca31aba8ce1e0693b1ae0b1e08daef6de03c80f019774280052f824ac44540bb8dd74dfad47f83f9c7ec268ca68",
"CAST5/CBC/PKCS7Padding",
"87b6dc0c5a1d23d42fa740b0548be0b298112000544610d889d6361994cf8e670a19d6af72d7289f",
"CAST6/CBC/PKCS7Padding",
"943445569cfdda174118e433828f84e137faee38cac5c827d87a3c9a5a46a07dd64e7ad8accd921f248eea627cd6826f",
"DES/CBC/WithCTS",
"60fa2f8fae5aa2a38e9ac77d0246726bcf99f75cc6e0122aeb7511e4515feb12",
"IDEA/CBC/PKCS7Padding",
"30cd990ebdae80fe12b6c6e4fcd1c064a27d985c276b3d7097351c8684e4c4d9e584751325ef7c32",
"DES/CBC/ZeroBytePadding",
"60fa2f8fae5aa2a38e9ac77d0246726beb7511e4515feb12cf99f75cc6e0122ad3b3f002c927f1fd",
"DES/CTS/NoPadding", // official style
"60fa2f8fae5aa2a38e9ac77d0246726bcf99f75cc6e0122aeb7511e4515feb12",
"DESede/CTS/NoPadding",
"4d3d7931875cf25593dc402298add8b9e22b2c144116923114761e4936c9585a",
"SKIPJACK/CTS/NoPadding",
"ceebcc2e5e2b847f9ed797b4930b95f12ea0df79ad5c833415b9e6cf49c457fc",
"Blowfish/CTS/NoPadding",
"80823abbabc109733e7ebf3ce3344d67b452f7fbe8e844cefc387c306b782086",
"Twofish/CTS/NoPadding",
"94de61f49ddf8e7692e9d81a83812943f819694251a00bdd403928745cd1d8a0",
"AES/CTS/NoPadding",
"6db2f802d99e1ef0a5940f306079e083cf87f4d8bb9d1abb36cdd9f44ead7d04",
"Rijndael/CTS/NoPadding",
"6db2f802d99e1ef0a5940f306079e083cf87f4d8bb9d1abb36cdd9f44ead7d04",
"Serpent/CTS/NoPadding",
"aef6de03c80f019774280052f824ac44f8940ca31aba8ce1e0693b1ae0b1e08d",
"CAST5/CTS/NoPadding",
"87b6dc0c5a1d23d42fa740b0548be0b289d6361994cf8e6798112000544610d8",
"CAST6/CTS/NoPadding",
"37faee38cac5c827d87a3c9a5a46a07d943445569cfdda174118e433828f84e1",
"RC2/CTS/NoPadding",
"a51facdb3933c9676795cd38cc3146fd9a399c77606abf994694722b468b1a97",
"RC5/CTS/NoPadding",
"9ee7517eab0280445f3a7c60c90c0f75ace5399d388c83c3029d65bca8b1af83",
"RC6/CTS/NoPadding",
"d4a96bf4e44f89fd91b46830bc95b130c44695633c07010f3a0d8f7ea046a642",
"IDEA/CTS/NoPadding",
"30cd990ebdae80fe12b6c6e4fcd1c06497351c8684e4c4d9a27d985c276b3d70",
"DES/CBC/WithCTS", // older style
"60fa2f8fae5aa2a38e9ac77d0246726bcf99f75cc6e0122aeb7511e4515feb12",
"DESede/CBC/WithCTS",
"4d3d7931875cf25593dc402298add8b9e22b2c144116923114761e4936c9585a",
"SKIPJACK/CBC/WithCTS",
"ceebcc2e5e2b847f9ed797b4930b95f12ea0df79ad5c833415b9e6cf49c457fc",
"Blowfish/CBC/WithCTS",
"80823abbabc109733e7ebf3ce3344d67b452f7fbe8e844cefc387c306b782086",
"Twofish/CBC/WithCTS",
"94de61f49ddf8e7692e9d81a83812943f819694251a00bdd403928745cd1d8a0",
"AES/CBC/WithCTS",
"6db2f802d99e1ef0a5940f306079e083cf87f4d8bb9d1abb36cdd9f44ead7d04",
"Rijndael/CBC/WithCTS",
"6db2f802d99e1ef0a5940f306079e083cf87f4d8bb9d1abb36cdd9f44ead7d04",
"Serpent/CBC/WithCTS",
"aef6de03c80f019774280052f824ac44f8940ca31aba8ce1e0693b1ae0b1e08d",
"CAST5/CBC/WithCTS",
"87b6dc0c5a1d23d42fa740b0548be0b289d6361994cf8e6798112000544610d8",
"CAST6/CBC/WithCTS",
"37faee38cac5c827d87a3c9a5a46a07d943445569cfdda174118e433828f84e1",
"RC2/CBC/WithCTS",
"a51facdb3933c9676795cd38cc3146fd9a399c77606abf994694722b468b1a97",
"RC5/CBC/WithCTS",
"9ee7517eab0280445f3a7c60c90c0f75ace5399d388c83c3029d65bca8b1af83",
"RC6/CBC/WithCTS",
"d4a96bf4e44f89fd91b46830bc95b130c44695633c07010f3a0d8f7ea046a642",
"IDEA/CBC/WithCTS",
"30cd990ebdae80fe12b6c6e4fcd1c06497351c8684e4c4d9a27d985c276b3d70",
"DES/OFB/NoPadding",
"537572e480c1714f5c9a4f3b874df824dc6681b1fd6c11982debcad91e3f78b7",
"DESede/OFB/NoPadding",
"481e9872acea7fcf8e29a453242da774e5f6a28f15f7723659a73e4ff4939f80",
"SKIPJACK/OFB/NoPadding",
"71143a124e3a0cde753b60fe9b200e559018b6a0fe0682659f7c13feb9df995c",
"Blowfish/OFB/NoPadding",
"6cd6f7c5d2c655556d7a9e98a1696d1875e9f1b2fc991e28a2d55b56861e80bd",
"Twofish/OFB/NoPadding",
"821c54b1b54ae113cf74595eefe10c83b61c9682fc81f92c52f39a3a693f88b8",
"RC2/OFB/NoPadding",
"0a07cb78537cb04c0c74e28a7b86b80f80acadf87d6ef32792f1a8cf74b39f74",
"RC5/OFB/NoPadding",
"c62b233df296283b918a2b4cc53a54fbf061850e781b97332ed1bd78b88d9670",
"IDEA/OFB/NoPadding",
"dd447da3cbdcf81f4053fb446596261cb00a3c49a66085485af5f7c10ba20dad",
"DES/OFB8/NoPadding",
"53cb5010d189f94cf584e5ff1c4a9d86443c45ddb6fa3c2d1a5dadfcdf01db8a",
"DESede/OFB8/NoPadding",
"482c0c1ccd0e6d218e1cffb0a295352c2357ffaa673f2257ef5c77b6c04f03b5",
"SKIPJACK/OFB8/NoPadding",
"719ea1b432b3d2c8011e5aa873f95978420022b5e2c9c1a1c1082cd1f4999da2",
"Blowfish/OFB8/NoPadding",
"6ca6078755b263f09787d830b6fda7b7748494634bdc73ab68540cf9f6b7eccf",
"Twofish/OFB8/NoPadding",
"825dcec234ad52253d6e064b0d769bc04b1142435933f4a510ffc20d70095a88",
"RC2/OFB8/NoPadding",
"0aa26c6f6a820fe7d38da97085995ad62e2e293323a76300fcd4eb572810f7c6",
"RC5/OFB8/NoPadding",
"c601a9074dbd874f4d3293f6a32d93d9f0a4f5685d8597f0102fcc96d444f976",
"IDEA/OFB8/NoPadding",
"dd7897b6ced43d060a518bb38d570308b83b4de577eb208130daabf619e9b1fb",
"DES/CFB/NoPadding",
"537572e480c1714fec3c7424f88d4202219244c5ca8f5e4361d64f08fe747bb2",
"DESede/CFB/NoPadding",
"481e9872acea7fcfb75bb58670fe64c59123265139e357d161cd4ddb5eba042a",
"SKIPJACK/CFB/NoPadding",
"71143a124e3a0cde70a69ede4ceb14376b1e6a80bafde0a6330508dfa86a7c41",
"Blowfish/CFB/NoPadding",
"6cd6f7c5d2c6555561167fe9b10665102206869339122f1ed89efa4a985397f6",
"Twofish/CFB/NoPadding",
"821c54b1b54ae113cf74595eefe10c8308b7a438277de4f40948ac2d172d53d2",
"RC2/CFB/NoPadding",
"0a07cb78537cb04ca1401450d5cd411c7da7fa5b6baaa17bb2137bd95c9f26a5",
"RC5/CFB/NoPadding",
"c62b233df296283b989352bbebf616a19e11503ac737f9e0eaf19049cde05d34",
"IDEA/CFB/NoPadding",
"dd447da3cbdcf81fcbe4661dcbed88aed899f87585118384bd0565067fa6c13a",
"DES/CFB8/NoPadding",
"53cb0cdff712a825eb283b23c31e7323aa12495e7e751428b5c4eb89b28a25d4",
"DESede/CFB8/NoPadding",
"482cd5bf87ca4cee0b573d66a077231bfea93843ce2d1f948550a1d208e18279",
"SKIPJACK/CFB8/NoPadding",
"719eef3906bef23f7b63599285437d8e34183b165acf3e855b4e160d4f036508",
"Blowfish/CFB8/NoPadding",
"6ca63aaada9188d2410c07513cc0736b9888770768c25a5befc776beea5bdc4c",
"Twofish/CFB8/NoPadding",
"825d12af040721cf5ed4a4798647837ac5eb14d752aace28728aeb37b2010abd",
"RC2/CFB8/NoPadding",
"0aa227f94be3a32ff927c5d25647ea41d7c2a1e94012fc7f2ad6767b9664bce5",
"RC5/CFB8/NoPadding",
"c601cf88725411f119965b9cd38d6c313b91128ed7c98c7604cc62d9b210be79",
"IDEA/CFB8/NoPadding",
"dd7839d2525420d10f95eec23dbaf3463302c445972a28c563c2635191bc19af",
"IDEA/PGPCFB/NoPadding",
"dd447da3cbdcf81fcbe4661dcbed88aed899f87585118384bd0565067fa6c13a",
"IDEA/PGPCFBwithIv/NoPadding",
"ed5adbac0e730cc0f00df7e4f6fef672ab042673106435faf3ecf3996a72a0e127b440ba9e5313501de3",
"Twofish/ECB/TBCPadding",
"70336d9c9718a8a2ced1b19deed973a3c58af7ea71a69e7efc4df082dca581c019d7daa58d02b89aab6e8c0d17202439",
"RC2/ECB/TBCPadding",
"eb5b889bbcced12eb6b1a3da6a3d965bba66a5edfdd4c8a6b6b1a3da6a3d965b6b5359ba5e69b179"
};
static String[] cipherTests2 =
{
"DES/OFB64/NoPadding",
"537572e480c1714f5c9a4f3b874df824dc6681b1fd6c11982debcad91e",
"DES/CFB64/NoPadding",
"537572e480c1714fec3c7424f88d4202219244c5ca8f5e4361d64f08fe",
"DES/CTR/NoPadding",
"537572e480c1714fb47081d35eb18eaca9e0a5aee982f105438a0db6ce",
"DES/CTS/NoPadding",
"60fa2f8fae5aa2a38e9ac77d0246726b32df660db51a710ceb7511e451"
};
static byte[] input1 = Hex.decode("000102030405060708090a0b0c0d0e0fff0102030405060708090a0b0c0d0e0f");
static byte[] input2 = Hex.decode("000102030405060708090a0b0c0d0e0fff0102030405060708090a0b0c");
static RC2ParameterSpec rc2Spec = new RC2ParameterSpec(128, Hex.decode("0123456789abcdef"));
static RC5ParameterSpec rc5Spec = new RC5ParameterSpec(16, 16, 32, Hex.decode("0123456789abcdef"));
static RC5ParameterSpec rc564Spec = new RC5ParameterSpec(16, 16, 64, Hex.decode("0123456789abcdef0123456789abcdef"));
/**
* a fake random number generator - we just want to make sure the random numbers
* aren't random so that we get the same output, while still getting to test the
* key generation facilities.
*/
private class FixedSecureRandom
extends SecureRandom
{
byte[] seed = {
(byte)0xaa, (byte)0xfd, (byte)0x12, (byte)0xf6, (byte)0x59,
(byte)0xca, (byte)0xe6, (byte)0x34, (byte)0x89, (byte)0xb4,
(byte)0x79, (byte)0xe5, (byte)0x07, (byte)0x6d, (byte)0xde,
(byte)0xc2, (byte)0xf0, (byte)0x6c, (byte)0xb5, (byte)0x8f
};
public void nextBytes(
byte[] bytes)
{
int offset = 0;
while ((offset + seed.length) < bytes.length)
{
System.arraycopy(seed, 0, bytes, offset, seed.length);
offset += seed.length;
}
System.arraycopy(seed, 0, bytes, offset, bytes.length - offset);
}
}
public String getName()
{
return "BlockCipher";
}
public void test(
String algorithm,
byte[] input,
byte[] output)
{
Key key = null;
KeyGenerator keyGen;
SecureRandom rand;
Cipher in = null;
Cipher out = null;
CipherInputStream cIn;
CipherOutputStream cOut;
ByteArrayInputStream bIn;
ByteArrayOutputStream bOut;
rand = new FixedSecureRandom();
try
{
String baseAlgorithm;
int index = algorithm.indexOf('/');
if (index > 0)
{
baseAlgorithm = algorithm.substring(0, index);
}
else
{
baseAlgorithm = algorithm;
}
if (baseAlgorithm.equals("IDEA") & noIDEA())
{
return;
}
keyGen = KeyGenerator.getInstance(baseAlgorithm, "BC");
if (!keyGen.getAlgorithm().equals(baseAlgorithm))
{
fail("wrong key generator returned!");
}
keyGen.init(rand);
key = keyGen.generateKey();
in = Cipher.getInstance(algorithm, "BC");
out = Cipher.getInstance(algorithm, "BC");
if (!in.getAlgorithm().startsWith(baseAlgorithm))
{
fail("wrong cipher returned!");
}
if (algorithm.startsWith("RC2"))
{
out.init(Cipher.ENCRYPT_MODE, key, rc2Spec, rand);
}
else if (algorithm.startsWith("RC5"))
{
if (algorithm.startsWith("RC5-64"))
{
out.init(Cipher.ENCRYPT_MODE, key, rc564Spec, rand);
}
else
{
out.init(Cipher.ENCRYPT_MODE, key, rc5Spec, rand);
}
}
else
{
out.init(Cipher.ENCRYPT_MODE, key, rand);
}
}
catch (Exception e)
{
fail("" + algorithm + " failed initialisation - " + e.toString(), e);
}
//
// grab the iv if there is one
//
try
{
if (algorithm.startsWith("RC2"))
{
in.init(Cipher.DECRYPT_MODE, key, rc2Spec);
}
else if (algorithm.startsWith("RC5"))
{
if (algorithm.startsWith("RC5-64"))
{
in.init(Cipher.DECRYPT_MODE, key, rc564Spec, rand);
}
else
{
in.init(Cipher.DECRYPT_MODE, key, rc5Spec, rand);
}
}
else
{
byte[] iv;
iv = out.getIV();
if (iv != null)
{
try
{
byte[] nIv = new byte[iv.length - 1];
in.init(Cipher.DECRYPT_MODE, key, new IvParameterSpec(nIv));
fail("failed to pick up short IV");
}
catch (InvalidAlgorithmParameterException e)
{
// ignore - this is what we want...
}
IvParameterSpec spec;
spec = new IvParameterSpec(iv);
in.init(Cipher.DECRYPT_MODE, key, spec);
}
else
{
in.init(Cipher.DECRYPT_MODE, key);
}
}
}
catch (Exception e)
{
fail("" + algorithm + " failed initialisation - " + e.toString());
}
//
// encryption pass
//
bOut = new ByteArrayOutputStream();
cOut = new CipherOutputStream(bOut, out);
try
{
for (int i = 0; i != input.length / 2; i++)
{
cOut.write(input[i]);
}
cOut.write(input, input.length / 2, input.length - input.length / 2);
cOut.close();
}
catch (IOException e)
{
fail("" + algorithm + " failed encryption - " + e.toString());
}
byte[] bytes;
bytes = bOut.toByteArray();
if (!areEqual(bytes, output))
{
fail("" + algorithm + " failed encryption - expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(bytes)));
}
//
// decryption pass
//
bIn = new ByteArrayInputStream(bytes);
cIn = new CipherInputStream(bIn, in);
try
{
DataInputStream dIn = new DataInputStream(cIn);
bytes = new byte[input.length];
for (int i = 0; i != input.length / 2; i++)
{
bytes[i] = (byte)dIn.read();
}
dIn.readFully(bytes, input.length / 2, bytes.length - input.length / 2);
}
catch (Exception e)
{
fail("" + algorithm + " failed decryption - " + e.toString());
}
if (!areEqual(bytes, input))
{
fail("" + algorithm + " failed decryption - expected " + new String(Hex.encode(input)) + " got " + new String(Hex.encode(bytes)));
}
}
private boolean noIDEA()
{
try
{
Cipher.getInstance("IDEA", "BC");
return false;
}
catch (Exception e)
{
return true;
}
}
private void testExceptions()
{
SecretKeyFactory skF = null;
try
{
skF = SecretKeyFactory.getInstance("DESede", "BC");
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
KeySpec ks = null;
SecretKey secKey = null;
byte[] bb = new byte[24];
try
{
skF.getKeySpec(null, null);
fail("failed exception test - no exception thrown");
}
catch (InvalidKeySpecException e)
{
// ignore okay
}
catch (Exception e)
{
fail("failed exception test.", e);
}
try
{
ks = (KeySpec)new DESedeKeySpec(bb);
skF.getKeySpec(null, ks.getClass());
fail("failed exception test - no exception thrown");
}
catch (InvalidKeySpecException e)
{
// ignore okay;
}
catch (Exception e)
{
fail("failed exception test.", e);
}
try
{
skF.getKeySpec(secKey, null);
}
catch (InvalidKeySpecException e)
{
// ignore okay
}
catch (Exception e)
{
fail("failed exception test.", e);
}
try
{
KeyGenerator kg = KeyGenerator.getInstance("DESede", "BC");
try
{
kg.init(Integer.MIN_VALUE, new SecureRandom());
fail("failed exception test - no exception thrown");
}
catch (InvalidParameterException e)
{
// ignore okay
}
catch (Exception e)
{
fail("failed exception test.", e);
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
skF = SecretKeyFactory.getInstance("DESede", "BC");
try
{
skF.translateKey(null);
fail("failed exception test - no exception thrown");
}
catch (InvalidKeyException e)
{
// ignore okay
}
catch (Exception e)
{
fail("failed exception test.", e);
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
byte[] rawDESKey = { (byte)128, (byte)131, (byte)133, (byte)134,
(byte)137, (byte)138, (byte)140, (byte)143 };
SecretKeySpec cipherKey = new SecretKeySpec(rawDESKey, "DES");
Cipher cipher = Cipher.getInstance("DES/CBC/NoPadding", "BC");
try
{
// According specification engineInit(int opmode, Key key,
// SecureRandom random) throws InvalidKeyException if this
// cipher is being
// initialized for decryption and requires algorithm parameters
// that cannot be determined from the given key
cipher.init(Cipher.DECRYPT_MODE, cipherKey, (SecureRandom)null);
fail("failed exception test - no InvalidKeyException thrown");
}
catch (InvalidKeyException e)
{
// ignore
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
byte[] rawDESKey = { -128, -125, -123, -122, -119, -118 };
SecretKeySpec cipherKey = new SecretKeySpec(rawDESKey, "DES");
Cipher cipher = Cipher.getInstance("DES/ECB/NoPadding", "BC");
try
{
// According specification engineInit(int opmode, Key key,
// SecureRandom random) throws InvalidKeyException if the given
// key is inappropriate for initializing this cipher
cipher.init(Cipher.ENCRYPT_MODE, cipherKey);
fail("failed exception test - no InvalidKeyException thrown");
}
catch (InvalidKeyException e)
{
// ignore
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
byte[] rawDESKey = { -128, -125, -123, -122, -119, -118, -117, -115, -114 };
SecretKeySpec cipherKey = new SecretKeySpec(rawDESKey, "DES");
Cipher cipher = Cipher.getInstance("DES/ECB/NoPadding", "BC");
try
{
// According specification engineInit(int opmode, Key key,
// SecureRandom random) throws InvalidKeyException if the given
// key is inappropriate for initializing this cipher
cipher.init(Cipher.ENCRYPT_MODE, cipherKey);
fail("failed exception test - no InvalidKeyException thrown");
}
catch (InvalidKeyException e)
{
// ignore
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
byte[] rawDESKey = { (byte)128, (byte)131, (byte)133, (byte)134,
(byte)137, (byte)138, (byte)140, (byte)143 };
SecretKeySpec cipherKey = new SecretKeySpec(rawDESKey, "DES");
Cipher ecipher = Cipher.getInstance("DES/ECB/PKCS5Padding", "BC");
ecipher.init(Cipher.ENCRYPT_MODE, cipherKey);
byte[] cipherText = new byte[0];
try
{
// According specification Method engineUpdate(byte[] input,
// int inputOffset, int inputLen, byte[] output, int
// outputOffset)
// throws ShortBufferException - if the given output buffer is
// too
// small to hold the result
ecipher.update(new byte[20], 0, 20, cipherText);
fail("failed exception test - no ShortBufferException thrown");
}
catch (ShortBufferException e)
{
// ignore
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
KeyGenerator keyGen = KeyGenerator.getInstance("DES", "BC");
keyGen.init((SecureRandom)null);
// According specification engineGenerateKey() doesn't throw any exceptions.
SecretKey key = keyGen.generateKey();
if (key == null)
{
fail("key is null!");
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
AlgorithmParameters algParams = AlgorithmParameters.getInstance("DES", "BC");
algParams.init(new IvParameterSpec(new byte[8]));
// According specification engineGetEncoded() returns
// the parameters in their primary encoding format. The primary
// encoding
// format for parameters is ASN.1, if an ASN.1 specification for
// this type
// of parameters exists.
byte[] iv = algParams.getEncoded();
if (iv.length != 10)
{
fail("parameters encoding wrong length - " + iv.length);
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
try
{
try
{
AlgorithmParameters algParams = AlgorithmParameters.getInstance("DES", "BC");
byte[] encoding = new byte[10];
encoding[0] = 3;
encoding[1] = 8;
// According specification engineInit(byte[] params, String format)
// throws
// IOException on decoding errors, but BC throws ClassCastException.
algParams.init(encoding, "ASN.1");
fail("failed exception test - no IOException thrown");
}
catch (IOException e)
{
// okay
}
try
{
Cipher c = Cipher.getInstance("DES", "BC");
Key k = new PublicKey()
{
public String getAlgorithm()
{
return "STUB";
}
public String getFormat()
{
return null;
}
public byte[] getEncoded()
{
return null;
}
};
c.init(Cipher.ENCRYPT_MODE, k);
fail("failed exception test - no InvalidKeyException thrown for public key");
}
catch (InvalidKeyException e)
{
// okay
}
try
{
Cipher c = Cipher.getInstance("DES", "BC");
Key k = new PrivateKey()
{
public String getAlgorithm()
{
return "STUB";
}
public String getFormat()
{
return null;
}
public byte[] getEncoded()
{
return null;
}
};
c.init(Cipher.DECRYPT_MODE, k);
fail("failed exception test - no InvalidKeyException thrown for private key");
}
catch (InvalidKeyException e)
{
// okay
}
}
catch (Exception e)
{
fail("unexpected exception.", e);
}
}
public void performTest()
{
for (int i = 0; i != cipherTests1.length; i += 2)
{
test(cipherTests1[i], input1, Hex.decode(cipherTests1[i + 1]));
}
for (int i = 0; i != cipherTests2.length; i += 2)
{
test(cipherTests2[i], input2, Hex.decode(cipherTests2[i + 1]));
}
//
// check for less than a block
//
try
{
Cipher c = Cipher.getInstance("AES/CTS/NoPadding", "BC");
c.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(new byte[16], "AES"));
c.doFinal(new byte[4]);
fail("CTS failed to throw exception");
}
catch (Exception e)
{
if (!(e instanceof IllegalBlockSizeException))
{
fail("CTS exception test - " + e, e);
}
}
testExceptions();
}
public static void main(
String[] args)
{
Security.addProvider(new BouncyCastleProvider());
runTest(new BlockCipherTest());
}
}