Package org.bouncycastle.jcajce.provider.symmetric.util

Class BaseWrapCipher

java.lang.Object

javax.crypto.CipherSpi

org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher

All Implemented Interfaces:

PBE

Direct Known Subclasses:

AES.RFC3211Wrap, AES.RFC5649Wrap, AES.Wrap, AES.WrapPad, ARIA.RFC3211Wrap, ARIA.Wrap, ARIA.WrapPad, BaseBlockCipher, BaseStreamCipher, Camellia.RFC3211Wrap, Camellia.Wrap, DES.RFC3211, DESede.RFC3211, DESede.Wrap, DSTU7624.Wrap, DSTU7624.Wrap128, DSTU7624.Wrap256, DSTU7624.Wrap512, GOST28147.CryptoProWrap, GOST28147.GostWrap, RC2.Wrap, SEED.Wrap

public abstract class BaseWrapCipher
extends CipherSpi
implements PBE

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static final class	BaseWrapCipher.ErasableOutputStream
protected static class	BaseWrapCipher.InvalidKeyOrParametersException

Nested classes/interfaces inherited from interface org.bouncycastle.jcajce.provider.symmetric.util.PBE

PBE.Util

Field Summary

Fields

Modifier and Type	Field	Description
protected AlgorithmParameters	engineParams
protected int	pbeHash
protected int	pbeIvSize
protected int	pbeKeySize
protected int	pbeType
protected Wrapper	wrapEngine

Fields inherited from interface org.bouncycastle.jcajce.provider.symmetric.util.PBE

GOST3411, MD2, MD5, OPENSSL, PKCS12, PKCS5S1, PKCS5S1_UTF8, PKCS5S2, PKCS5S2_UTF8, RIPEMD160, SHA1, SHA224, SHA256, SHA3_224, SHA3_256, SHA3_384, SHA3_512, SHA384, SHA512, SM3, TIGER

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BaseWrapCipher()
protected	BaseWrapCipher(Wrapper wrapEngine)
protected	BaseWrapCipher(Wrapper wrapEngine, int ivSize)

Method Summary

Modifier and Type	Method	Description
protected final AlgorithmParameters	createParametersInstance(String algorithm)
protected byte[]	engineDoFinal(byte[] input, int inputOffset, int inputLen)
protected int	engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
protected int	engineGetBlockSize()
protected byte[]	engineGetIV()
protected int	engineGetKeySize(Key key)
protected int	engineGetOutputSize(int inputLen)
protected AlgorithmParameters	engineGetParameters()
protected void	engineInit(int opmode, Key key, AlgorithmParameters params, SecureRandom random)
protected void	engineInit(int opmode, Key key, SecureRandom random)
protected void	engineInit(int opmode, Key key, AlgorithmParameterSpec params, SecureRandom random)
protected void	engineSetMode(String mode)
protected void	engineSetPadding(String padding)
protected Key	engineUnwrap(byte[] wrappedKey, String wrappedKeyAlgorithm, int wrappedKeyType)
protected byte[]	engineUpdate(byte[] input, int inputOffset, int inputLen)
protected int	engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
protected byte[]	engineWrap(Key key)

Methods inherited from class javax.crypto.CipherSpi

engineDoFinal, engineUpdate, engineUpdateAAD, engineUpdateAAD

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

pbeType

protected int pbeType

pbeHash

protected int pbeHash

pbeKeySize

protected int pbeKeySize

pbeIvSize

protected int pbeIvSize

engineParams

protected AlgorithmParameters engineParams

wrapEngine

protected Wrapper wrapEngine

Constructor Details

BaseWrapCipher

protected BaseWrapCipher()

BaseWrapCipher

protected BaseWrapCipher(Wrapper wrapEngine)

BaseWrapCipher

protected BaseWrapCipher(Wrapper wrapEngine,
 int ivSize)

Method Details

engineGetBlockSize

protected int engineGetBlockSize()

Specified by:

engineGetBlockSize in class CipherSpi

engineGetIV

protected byte[] engineGetIV()

Specified by:

engineGetIV in class CipherSpi

engineGetKeySize

protected int engineGetKeySize(Key key)

Overrides:

engineGetKeySize in class CipherSpi

engineGetOutputSize

protected int engineGetOutputSize(int inputLen)

Specified by:

engineGetOutputSize in class CipherSpi

engineGetParameters

protected AlgorithmParameters engineGetParameters()

Specified by:

engineGetParameters in class CipherSpi

createParametersInstance

protected final AlgorithmParameters createParametersInstance(String algorithm)
                                                      throws NoSuchAlgorithmException,
NoSuchProviderException

Throws:

NoSuchAlgorithmException

NoSuchProviderException

engineSetMode

protected void engineSetMode(String mode)
                      throws NoSuchAlgorithmException

Specified by:

engineSetMode in class CipherSpi

Throws:

NoSuchAlgorithmException

engineSetPadding

protected void engineSetPadding(String padding)
                         throws NoSuchPaddingException

Specified by:

engineSetPadding in class CipherSpi

Throws:

NoSuchPaddingException

engineInit

protected void engineInit(int opmode,
 Key key,
 AlgorithmParameterSpec params,
 SecureRandom random)
                   throws InvalidKeyException,
InvalidAlgorithmParameterException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

InvalidAlgorithmParameterException

engineInit

protected void engineInit(int opmode,
 Key key,
 AlgorithmParameters params,
 SecureRandom random)
                   throws InvalidKeyException,
InvalidAlgorithmParameterException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

InvalidAlgorithmParameterException

engineInit

protected void engineInit(int opmode,
 Key key,
 SecureRandom random)
                   throws InvalidKeyException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

engineUpdate

protected byte[] engineUpdate(byte[] input,
 int inputOffset,
 int inputLen)

Specified by:

engineUpdate in class CipherSpi

engineUpdate

protected int engineUpdate(byte[] input,
 int inputOffset,
 int inputLen,
 byte[] output,
 int outputOffset)
                    throws ShortBufferException

Specified by:

engineUpdate in class CipherSpi

Throws:

ShortBufferException

engineDoFinal

protected byte[] engineDoFinal(byte[] input,
 int inputOffset,
 int inputLen)
                        throws IllegalBlockSizeException,
BadPaddingException

Specified by:

engineDoFinal in class CipherSpi

Throws:

IllegalBlockSizeException

BadPaddingException

engineDoFinal

protected int engineDoFinal(byte[] input,
 int inputOffset,
 int inputLen,
 byte[] output,
 int outputOffset)
                     throws IllegalBlockSizeException,
BadPaddingException,
ShortBufferException

Specified by:

engineDoFinal in class CipherSpi

Throws:

IllegalBlockSizeException

BadPaddingException

ShortBufferException

engineWrap

protected byte[] engineWrap(Key key)
                     throws IllegalBlockSizeException,
InvalidKeyException

Overrides:

engineWrap in class CipherSpi

Throws:

IllegalBlockSizeException

InvalidKeyException

engineUnwrap

protected Key engineUnwrap(byte[] wrappedKey,
 String wrappedKeyAlgorithm,
 int wrappedKeyType)
                    throws InvalidKeyException,
NoSuchAlgorithmException

Overrides:

engineUnwrap in class CipherSpi

Throws:

InvalidKeyException

NoSuchAlgorithmException