| package org.bouncycastle.jce.provider; |
| |
| import java.security.InvalidAlgorithmParameterException; |
| import java.security.InvalidKeyException; |
| import java.security.Key; |
| import java.security.spec.AlgorithmParameterSpec; |
| |
| import javax.crypto.MacSpi; |
| import javax.crypto.spec.IvParameterSpec; |
| import javax.crypto.spec.PBEParameterSpec; |
| |
| import org.bouncycastle.crypto.CipherParameters; |
| import org.bouncycastle.crypto.Mac; |
| import org.bouncycastle.crypto.digests.*; |
| import org.bouncycastle.crypto.engines.DESEngine; |
| import org.bouncycastle.crypto.engines.DESedeEngine; |
| // BEGIN android-removed |
| // import org.bouncycastle.crypto.engines.IDEAEngine; |
| // import org.bouncycastle.crypto.engines.RC2Engine; |
| // import org.bouncycastle.crypto.engines.RC532Engine; |
| // import org.bouncycastle.crypto.engines.SkipjackEngine; |
| // END android-removed |
| import org.bouncycastle.crypto.macs.CBCBlockCipherMac; |
| import org.bouncycastle.crypto.macs.CFBBlockCipherMac; |
| // BEGIN android-removed |
| // import org.bouncycastle.crypto.macs.GOST28147Mac; |
| // END android-removed |
| import org.bouncycastle.crypto.macs.HMac; |
| import org.bouncycastle.crypto.macs.ISO9797Alg3Mac; |
| import org.bouncycastle.crypto.macs.OldHMac; |
| import org.bouncycastle.crypto.params.KeyParameter; |
| import org.bouncycastle.crypto.params.ParametersWithIV; |
| |
| public class JCEMac |
| extends MacSpi implements PBE |
| { |
| private Mac macEngine; |
| |
| private int pbeType = PKCS12; |
| private int pbeHash = SHA1; |
| private int keySize = 160; |
| |
| protected JCEMac( |
| Mac macEngine) |
| { |
| this.macEngine = macEngine; |
| } |
| |
| protected JCEMac( |
| Mac macEngine, |
| int pbeType, |
| int pbeHash, |
| int keySize) |
| { |
| this.macEngine = macEngine; |
| this.pbeType = pbeType; |
| this.pbeHash = pbeHash; |
| this.keySize = keySize; |
| } |
| |
| protected void engineInit( |
| Key key, |
| AlgorithmParameterSpec params) |
| throws InvalidKeyException, InvalidAlgorithmParameterException |
| { |
| CipherParameters param; |
| |
| if (key == null) |
| { |
| throw new InvalidKeyException("key is null"); |
| } |
| |
| if (key instanceof JCEPBEKey) |
| { |
| JCEPBEKey k = (JCEPBEKey)key; |
| |
| if (k.getParam() != null) |
| { |
| param = k.getParam(); |
| } |
| else if (params instanceof PBEParameterSpec) |
| { |
| param = PBE.Util.makePBEMacParameters(k, params); |
| } |
| else |
| { |
| throw new InvalidAlgorithmParameterException("PBE requires PBE parameters to be set."); |
| } |
| } |
| else if (params instanceof IvParameterSpec) |
| { |
| param = new ParametersWithIV(new KeyParameter(key.getEncoded()), ((IvParameterSpec)params).getIV()); |
| } |
| else if (params == null) |
| { |
| param = new KeyParameter(key.getEncoded()); |
| } |
| else |
| { |
| throw new InvalidAlgorithmParameterException("unknown parameter type."); |
| } |
| |
| macEngine.init(param); |
| } |
| |
| protected int engineGetMacLength() |
| { |
| return macEngine.getMacSize(); |
| } |
| |
| protected void engineReset() |
| { |
| macEngine.reset(); |
| } |
| |
| protected void engineUpdate( |
| byte input) |
| { |
| macEngine.update(input); |
| } |
| |
| protected void engineUpdate( |
| byte[] input, |
| int offset, |
| int len) |
| { |
| macEngine.update(input, offset, len); |
| } |
| |
| protected byte[] engineDoFinal() |
| { |
| byte[] out = new byte[engineGetMacLength()]; |
| |
| macEngine.doFinal(out, 0); |
| |
| return out; |
| } |
| |
| /** |
| * the classes that extend directly off us. |
| */ |
| |
| /** |
| * DES |
| */ |
| public static class DES |
| extends JCEMac |
| { |
| public DES() |
| { |
| super(new CBCBlockCipherMac(new DESEngine())); |
| } |
| } |
| |
| /** |
| * DESede |
| */ |
| public static class DESede |
| extends JCEMac |
| { |
| public DESede() |
| { |
| super(new CBCBlockCipherMac(new DESedeEngine())); |
| } |
| } |
| |
| /** |
| * SKIPJACK |
| */ |
| // BEGIN android-removed |
| // public static class Skipjack |
| // extends JCEMac |
| // { |
| // public Skipjack() |
| // { |
| // super(new CBCBlockCipherMac(new SkipjackEngine())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * IDEA |
| */ |
| // BEGIN android-removed |
| // public static class IDEA |
| // extends JCEMac |
| // { |
| // public IDEA() |
| // { |
| // super(new CBCBlockCipherMac(new IDEAEngine())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * RC2 |
| */ |
| // BEGIN android-removed |
| // public static class RC2 |
| // extends JCEMac |
| // { |
| // public RC2() |
| // { |
| // super(new CBCBlockCipherMac(new RC2Engine())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * RC5 |
| */ |
| // BEGIN android-removed |
| // public static class RC5 |
| // extends JCEMac |
| // { |
| // public RC5() |
| // { |
| // super(new CBCBlockCipherMac(new RC532Engine())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * GOST28147 |
| */ |
| // BEGIN android-removed |
| // public static class GOST28147 |
| // extends JCEMac |
| // { |
| // public GOST28147() |
| // { |
| // super(new GOST28147Mac()); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * DES |
| */ |
| public static class DESCFB8 |
| extends JCEMac |
| { |
| public DESCFB8() |
| { |
| super(new CFBBlockCipherMac(new DESEngine())); |
| } |
| } |
| |
| /** |
| * DESede |
| */ |
| public static class DESedeCFB8 |
| extends JCEMac |
| { |
| public DESedeCFB8() |
| { |
| super(new CFBBlockCipherMac(new DESedeEngine())); |
| } |
| } |
| |
| /** |
| * SKIPJACK |
| */ |
| // BEGIN android-removed |
| // public static class SkipjackCFB8 |
| // extends JCEMac |
| // { |
| // public SkipjackCFB8() |
| // { |
| // super(new CFBBlockCipherMac(new SkipjackEngine())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * IDEACFB8 |
| */ |
| // BEGIN android-removed |
| // public static class IDEACFB8 |
| // extends JCEMac |
| // { |
| // public IDEACFB8() |
| // { |
| // super(new CFBBlockCipherMac(new IDEAEngine())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * RC2CFB8 |
| */ |
| // BEGIN android-removed |
| // public static class RC2CFB8 |
| // extends JCEMac |
| // { |
| // public RC2CFB8() |
| // { |
| // super(new CFBBlockCipherMac(new RC2Engine())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * RC5CFB8 |
| */ |
| // BEGIN android-removed |
| // public static class RC5CFB8 |
| // extends JCEMac |
| // { |
| // public RC5CFB8() |
| // { |
| // super(new CFBBlockCipherMac(new RC532Engine())); |
| // } |
| // } |
| // END android-removed |
| |
| |
| /** |
| * DESede64 |
| */ |
| public static class DESede64 |
| extends JCEMac |
| { |
| public DESede64() |
| { |
| super(new CBCBlockCipherMac(new DESedeEngine(), 64)); |
| } |
| } |
| |
| /** |
| * DES9797Alg3 |
| */ |
| public static class DES9797Alg3 |
| extends JCEMac |
| { |
| public DES9797Alg3() |
| { |
| super(new ISO9797Alg3Mac(new DESEngine())); |
| } |
| } |
| |
| /** |
| * MD2 HMac |
| */ |
| // BEGIN android-removed |
| // public static class MD2 |
| // extends JCEMac |
| // { |
| // public MD2() |
| // { |
| // super(new HMac(new MD2Digest())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * MD4 HMac |
| */ |
| // BEGIN android-removed |
| // public static class MD4 |
| // extends JCEMac |
| // { |
| // public MD4() |
| // { |
| // super(new HMac(new MD4Digest())); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * MD5 HMac |
| */ |
| public static class MD5 |
| extends JCEMac |
| { |
| public MD5() |
| { |
| super(new HMac(new MD5Digest())); |
| } |
| } |
| |
| /** |
| * SHA1 HMac |
| */ |
| public static class SHA1 |
| extends JCEMac |
| { |
| public SHA1() |
| { |
| super(new HMac(new SHA1Digest())); |
| } |
| } |
| |
| /** |
| * SHA-224 HMac |
| */ |
| public static class SHA224 |
| extends JCEMac |
| { |
| public SHA224() |
| { |
| super(new HMac(new SHA224Digest())); |
| } |
| } |
| |
| /** |
| * SHA-256 HMac |
| */ |
| public static class SHA256 |
| extends JCEMac |
| { |
| public SHA256() |
| { |
| super(new HMac(new SHA256Digest())); |
| } |
| } |
| |
| /** |
| * SHA-384 HMac |
| */ |
| public static class SHA384 |
| extends JCEMac |
| { |
| public SHA384() |
| { |
| super(new HMac(new SHA384Digest())); |
| } |
| } |
| |
| public static class OldSHA384 |
| extends JCEMac |
| { |
| public OldSHA384() |
| { |
| super(new OldHMac(new SHA384Digest())); |
| } |
| } |
| |
| /** |
| * SHA-512 HMac |
| */ |
| public static class SHA512 |
| extends JCEMac |
| { |
| public SHA512() |
| { |
| super(new HMac(new SHA512Digest())); |
| } |
| } |
| |
| /** |
| * SHA-512 HMac |
| */ |
| public static class OldSHA512 |
| extends JCEMac |
| { |
| public OldSHA512() |
| { |
| super(new OldHMac(new SHA512Digest())); |
| } |
| } |
| |
| // BEGIN android-removed |
| // /** |
| // * RIPEMD128 HMac |
| // */ |
| // public static class RIPEMD128 |
| // extends JCEMac |
| // { |
| // public RIPEMD128() |
| // { |
| // super(new HMac(new RIPEMD128Digest())); |
| // } |
| // } |
| // |
| // /** |
| // * RIPEMD160 HMac |
| // */ |
| // public static class RIPEMD160 |
| // extends JCEMac |
| // { |
| // public RIPEMD160() |
| // { |
| // super(new HMac(new RIPEMD160Digest())); |
| // } |
| // } |
| // |
| // /** |
| // * Tiger HMac |
| // */ |
| // public static class Tiger |
| // extends JCEMac |
| // { |
| // public Tiger() |
| // { |
| // super(new HMac(new TigerDigest())); |
| // } |
| // } |
| // |
| // // |
| // // PKCS12 states that the same algorithm should be used |
| // // for the key generation as is used in the HMAC, so that |
| // // is what we do here. |
| // // |
| // |
| // /** |
| // * PBEWithHmacRIPEMD160 |
| // */ |
| // public static class PBEWithRIPEMD160 |
| // extends JCEMac |
| // { |
| // public PBEWithRIPEMD160() |
| // { |
| // super(new HMac(new RIPEMD160Digest()), PKCS12, RIPEMD160, 160); |
| // } |
| // } |
| // END android-removed |
| |
| /** |
| * PBEWithHmacSHA |
| */ |
| public static class PBEWithSHA |
| extends JCEMac |
| { |
| public PBEWithSHA() |
| { |
| super(new HMac(new SHA1Digest()), PKCS12, SHA1, 160); |
| } |
| } |
| |
| /** |
| * PBEWithHmacTiger |
| */ |
| // BEGIN android-removed |
| // public static class PBEWithTiger |
| // extends JCEMac |
| // { |
| // public PBEWithTiger() |
| // { |
| // super(new HMac(new TigerDigest()), PKCS12, TIGER, 192); |
| // } |
| // } |
| // END android-removed |
| } |