| package org.bouncycastle.jce.provider.symmetric; |
| |
| import java.security.AlgorithmParameters; |
| import java.security.InvalidAlgorithmParameterException; |
| import java.security.SecureRandom; |
| import java.security.spec.AlgorithmParameterSpec; |
| import java.util.HashMap; |
| |
| import javax.crypto.spec.IvParameterSpec; |
| |
| import org.bouncycastle.asn1.nist.NISTObjectIdentifiers; |
| import org.bouncycastle.crypto.BufferedBlockCipher; |
| import org.bouncycastle.crypto.CipherKeyGenerator; |
| import org.bouncycastle.crypto.engines.AESFastEngine; |
| import org.bouncycastle.crypto.engines.AESWrapEngine; |
| // BEGIN android-removed |
| // import org.bouncycastle.crypto.engines.RFC3211WrapEngine; |
| // import org.bouncycastle.crypto.macs.CMac; |
| // END android-removed |
| import org.bouncycastle.crypto.modes.CBCBlockCipher; |
| import org.bouncycastle.crypto.modes.CFBBlockCipher; |
| import org.bouncycastle.crypto.modes.OFBBlockCipher; |
| import org.bouncycastle.jce.provider.BouncyCastleProvider; |
| import org.bouncycastle.jce.provider.JCEBlockCipher; |
| import org.bouncycastle.jce.provider.JCEKeyGenerator; |
| import org.bouncycastle.jce.provider.JCEMac; |
| import org.bouncycastle.jce.provider.JDKAlgorithmParameterGenerator; |
| import org.bouncycastle.jce.provider.JDKAlgorithmParameters; |
| import org.bouncycastle.jce.provider.WrapCipherSpi; |
| |
| public final class AES |
| { |
| private AES() |
| { |
| } |
| |
| public static class ECB |
| extends JCEBlockCipher |
| { |
| public ECB() |
| { |
| super(new AESFastEngine()); |
| } |
| } |
| |
| // BEGIN android-removed |
| // public static class CBC |
| // extends JCEBlockCipher |
| // { |
| // public CBC() |
| // { |
| // super(new CBCBlockCipher(new AESFastEngine()), 128); |
| // } |
| // } |
| // |
| // static public class CFB |
| // extends JCEBlockCipher |
| // { |
| // public CFB() |
| // { |
| // super(new BufferedBlockCipher(new CFBBlockCipher(new AESFastEngine(), 128)), 128); |
| // } |
| // } |
| // |
| // static public class OFB |
| // extends JCEBlockCipher |
| // { |
| // public OFB() |
| // { |
| // super(new BufferedBlockCipher(new OFBBlockCipher(new AESFastEngine(), 128)), 128); |
| // } |
| // } |
| // |
| // public static class AESCMAC |
| // extends JCEMac |
| // { |
| // public AESCMAC() |
| // { |
| // super(new CMac(new AESFastEngine())); |
| // } |
| // } |
| // END android-removed |
| |
| static public class Wrap |
| extends WrapCipherSpi |
| { |
| public Wrap() |
| { |
| super(new AESWrapEngine()); |
| } |
| } |
| |
| // BEGIN android-removed |
| // public static class RFC3211Wrap |
| // extends WrapCipherSpi |
| // { |
| // public RFC3211Wrap() |
| // { |
| // super(new RFC3211WrapEngine(new AESFastEngine()), 16); |
| // } |
| // } |
| // END android-removed |
| |
| public static class KeyGen |
| extends JCEKeyGenerator |
| { |
| public KeyGen() |
| { |
| this(192); |
| } |
| |
| public KeyGen(int keySize) |
| { |
| super("AES", keySize, new CipherKeyGenerator()); |
| } |
| } |
| |
| // BEGIN android-removed |
| // public static class KeyGen128 |
| // extends KeyGen |
| // { |
| // public KeyGen128() |
| // { |
| // super(128); |
| // } |
| // } |
| // |
| // public static class KeyGen192 |
| // extends KeyGen |
| // { |
| // public KeyGen192() |
| // { |
| // super(192); |
| // } |
| // } |
| // |
| // public static class KeyGen256 |
| // extends KeyGen |
| // { |
| // public KeyGen256() |
| // { |
| // super(256); |
| // } |
| // } |
| // |
| // public static class AlgParamGen |
| // extends JDKAlgorithmParameterGenerator |
| // { |
| // protected void engineInit( |
| // AlgorithmParameterSpec genParamSpec, |
| // SecureRandom random) |
| // throws InvalidAlgorithmParameterException |
| // { |
| // throw new InvalidAlgorithmParameterException("No supported AlgorithmParameterSpec for AES parameter generation."); |
| // } |
| // |
| // protected AlgorithmParameters engineGenerateParameters() |
| // { |
| // byte[] iv = new byte[16]; |
| // |
| // if (random == null) |
| // { |
| // random = new SecureRandom(); |
| // } |
| // |
| // random.nextBytes(iv); |
| // |
| // AlgorithmParameters params; |
| // |
| // try |
| // { |
| // params = AlgorithmParameters.getInstance("AES", BouncyCastleProvider.PROVIDER_NAME); |
| // params.init(new IvParameterSpec(iv)); |
| // } |
| // catch (Exception e) |
| // { |
| // throw new RuntimeException(e.getMessage()); |
| // } |
| // |
| // return params; |
| // } |
| // } |
| // END android-removed |
| |
| public static class AlgParams |
| extends JDKAlgorithmParameters.IVAlgorithmParameters |
| { |
| protected String engineToString() |
| { |
| return "AES IV"; |
| } |
| } |
| |
| public static class Mappings |
| extends HashMap |
| { |
| /** |
| * These three got introduced in some messages as a result of a typo in an |
| * early document. We don't produce anything using these OID values, but we'll |
| * read them. |
| */ |
| private static final String wrongAES128 = "2.16.840.1.101.3.4.2"; |
| private static final String wrongAES192 = "2.16.840.1.101.3.4.22"; |
| private static final String wrongAES256 = "2.16.840.1.101.3.4.42"; |
| |
| public Mappings() |
| { |
| put("AlgorithmParameters.AES", "org.bouncycastle.jce.provider.symmetric.AES$AlgParams"); |
| put("Alg.Alias.AlgorithmParameters." + wrongAES128, "AES"); |
| put("Alg.Alias.AlgorithmParameters." + wrongAES192, "AES"); |
| put("Alg.Alias.AlgorithmParameters." + wrongAES256, "AES"); |
| put("Alg.Alias.AlgorithmParameters." + NISTObjectIdentifiers.id_aes128_CBC, "AES"); |
| put("Alg.Alias.AlgorithmParameters." + NISTObjectIdentifiers.id_aes192_CBC, "AES"); |
| put("Alg.Alias.AlgorithmParameters." + NISTObjectIdentifiers.id_aes256_CBC, "AES"); |
| |
| // BEGIN android-removed |
| // put("AlgorithmParameterGenerator.AES", "org.bouncycastle.jce.provider.symmetric.AES$AlgParamGen"); |
| // put("Alg.Alias.AlgorithmParameterGenerator." + wrongAES128, "AES"); |
| // put("Alg.Alias.AlgorithmParameterGenerator." + wrongAES192, "AES"); |
| // put("Alg.Alias.AlgorithmParameterGenerator." + wrongAES256, "AES"); |
| // put("Alg.Alias.AlgorithmParameterGenerator." + NISTObjectIdentifiers.id_aes128_CBC, "AES"); |
| // put("Alg.Alias.AlgorithmParameterGenerator." + NISTObjectIdentifiers.id_aes192_CBC, "AES"); |
| // put("Alg.Alias.AlgorithmParameterGenerator." + NISTObjectIdentifiers.id_aes256_CBC, "AES"); |
| // END android-removed |
| |
| put("Cipher.AES", "org.bouncycastle.jce.provider.symmetric.AES$ECB"); |
| put("Alg.Alias.Cipher." + wrongAES128, "AES"); |
| put("Alg.Alias.Cipher." + wrongAES192, "AES"); |
| put("Alg.Alias.Cipher." + wrongAES256, "AES"); |
| // BEGIN android-removed |
| // put("Cipher." + NISTObjectIdentifiers.id_aes128_ECB, "org.bouncycastle.jce.provider.symmetric.AES$ECB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes192_ECB, "org.bouncycastle.jce.provider.symmetric.AES$ECB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes256_ECB, "org.bouncycastle.jce.provider.symmetric.AES$ECB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes128_CBC, "org.bouncycastle.jce.provider.symmetric.AES$CBC"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes192_CBC, "org.bouncycastle.jce.provider.symmetric.AES$CBC"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes256_CBC, "org.bouncycastle.jce.provider.symmetric.AES$CBC"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes128_OFB, "org.bouncycastle.jce.provider.symmetric.AES$OFB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes192_OFB, "org.bouncycastle.jce.provider.symmetric.AES$OFB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes256_OFB, "org.bouncycastle.jce.provider.symmetric.AES$OFB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes128_CFB, "org.bouncycastle.jce.provider.symmetric.AES$CFB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes192_CFB, "org.bouncycastle.jce.provider.symmetric.AES$CFB"); |
| // put("Cipher." + NISTObjectIdentifiers.id_aes256_CFB, "org.bouncycastle.jce.provider.symmetric.AES$CFB"); |
| // END android-removed |
| put("Cipher.AESWRAP", "org.bouncycastle.jce.provider.symmetric.AES$Wrap"); |
| put("Alg.Alias.Cipher." + NISTObjectIdentifiers.id_aes128_wrap, "AESWRAP"); |
| put("Alg.Alias.Cipher." + NISTObjectIdentifiers.id_aes192_wrap, "AESWRAP"); |
| put("Alg.Alias.Cipher." + NISTObjectIdentifiers.id_aes256_wrap, "AESWRAP"); |
| // BEGIN android-removed |
| // put("Cipher.AESRFC3211WRAP", "org.bouncycastle.jce.provider.symmetric.AES$RFC3211Wrap"); |
| // END android-removed |
| |
| put("KeyGenerator.AES", "org.bouncycastle.jce.provider.symmetric.AES$KeyGen"); |
| // BEGIN android-removed |
| // put("KeyGenerator.2.16.840.1.101.3.4.2", "org.bouncycastle.jce.provider.symmetric.AES$KeyGen128"); |
| // put("KeyGenerator.2.16.840.1.101.3.4.22", "org.bouncycastle.jce.provider.symmetric.AES$KeyGen192"); |
| // put("KeyGenerator.2.16.840.1.101.3.4.42", "org.bouncycastle.jce.provider.symmetric.AES$KeyGen256"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes128_ECB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen128"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes128_CBC, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen128"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes128_OFB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen128"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes128_CFB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen128"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes192_ECB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen192"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes192_CBC, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen192"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes192_OFB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen192"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes192_CFB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen192"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes256_ECB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen256"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes256_CBC, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen256"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes256_OFB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen256"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes256_CFB, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen256"); |
| // put("KeyGenerator.AESWRAP", "org.bouncycastle.jce.provider.symmetric.AES$KeyGen"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes128_wrap, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen128"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes192_wrap, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen192"); |
| // put("KeyGenerator." + NISTObjectIdentifiers.id_aes256_wrap, "org.bouncycastle.jce.provider.symmetric.AES$KeyGen256"); |
| // |
| // put("Mac.AESCMAC", "org.bouncycastle.jce.provider.symmetric.AES$AESCMAC"); |
| // END android-removed |
| } |
| } |
| } |
