Package org.mozilla.jss.provider.javax.crypto

Class JSSCipherSpi

java.lang.Object

javax.crypto.CipherSpi

org.mozilla.jss.provider.javax.crypto.JSSCipherSpi

Direct Known Subclasses:

JSSCipherSpi.AES, JSSCipherSpi.DES, JSSCipherSpi.DESede, JSSCipherSpi.RC2, JSSCipherSpi.RC4, JSSCipherSpi.RSA

public class JSSCipherSpi
extends CipherSpi

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JSSCipherSpi.AES
static class	JSSCipherSpi.DES
static class	JSSCipherSpi.DESede
private static class	JSSCipherSpi.NoAlgParams
static class	JSSCipherSpi.RC2
static class	JSSCipherSpi.RC4
static class	JSSCipherSpi.RSA

Field Summary

Fields

Modifier and Type	Field	Description
private String	algFamily
private String	algMode
private String	algPadding
private int	blockSize
private Cipher	cipher
private int	keyStrength
private static final JSSCipherSpi.NoAlgParams	noAlgParams
private AlgorithmParameterSpec	params
(package private) CryptoToken	token
private KeyWrapper	wrapper

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JSSCipherSpi(String algFamily)

Method Summary

Modifier and Type	Method	Description
byte[]	engineDoFinal(byte[] input, int inputOffset, int inputLen)
int	engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
int	engineGetBlockSize()
byte[]	engineGetIV()
int	engineGetKeySize(Key key)
int	engineGetOutputSize(int inputLen)
AlgorithmParameters	engineGetParameters()
void	engineInit(int opmode, Key key, AlgorithmParameters givenParams, SecureRandom random)
void	engineInit(int opmode, Key key, SecureRandom random)
void	engineInit(int opmode, Key key, AlgorithmParameterSpec givenParams, SecureRandom random)
void	engineSetMode(String mode)
void	engineSetPadding(String padding)
Key	engineUnwrap(byte[] wrappedKey, String wrappedKeyAlgorithm, int wrappedKeyType)
private Key	engineUnwrapPrivate(byte[] wrappedKey, String wrappedKeyAlg)
private Key	engineUnwrapSecret(byte[] wrappedKey, String wrappedKeyAlg)
byte[]	engineUpdate(byte[] input, int inputOffset, int inputLen)
int	engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
byte[]	engineWrap(Key key)
private AlgorithmParameterSpec	generateAlgParams(Algorithm alg, int blockSize)
private static SecretKey	importKey(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

algFamily

private String algFamily

algMode

private String algMode

algPadding

private String algPadding

token

CryptoToken token

cipher

private Cipher cipher

wrapper

private KeyWrapper wrapper

params

private AlgorithmParameterSpec params

blockSize

private int blockSize

keyStrength

private int keyStrength

noAlgParams

private static final JSSCipherSpi.NoAlgParams noAlgParams

Constructor Details

JSSCipherSpi

protected JSSCipherSpi(String algFamily)

Method Details

engineSetMode

public void engineSetMode(String mode)

Specified by:

engineSetMode in class CipherSpi

engineSetPadding

public void engineSetPadding(String padding)

Specified by:

engineSetPadding in class CipherSpi

importKey

private static SecretKey importKey(Key key)
                            throws InvalidKeyException

Throws:

InvalidKeyException

engineInit

public void engineInit(int opmode,
 Key key,
 AlgorithmParameterSpec givenParams,
 SecureRandom random)
                throws InvalidKeyException,
InvalidAlgorithmParameterException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

InvalidAlgorithmParameterException

engineInit

public void engineInit(int opmode,
 Key key,
 AlgorithmParameters givenParams,
 SecureRandom random)
                throws InvalidKeyException,
InvalidAlgorithmParameterException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

InvalidAlgorithmParameterException

engineInit

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

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

generateAlgParams

private AlgorithmParameterSpec generateAlgParams(Algorithm alg,
 int blockSize)

engineGetBlockSize

public int engineGetBlockSize()

Specified by:

engineGetBlockSize in class CipherSpi

engineGetIV

public byte[] engineGetIV()

Specified by:

engineGetIV in class CipherSpi

engineGetParameters

public AlgorithmParameters engineGetParameters()

Specified by:

engineGetParameters in class CipherSpi

engineGetOutputSize

public int engineGetOutputSize(int inputLen)

Specified by:

engineGetOutputSize in class CipherSpi

engineUpdate

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

Specified by:

engineUpdate in class CipherSpi

engineUpdate

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

Specified by:

engineUpdate in class CipherSpi

Throws:

ShortBufferException

engineDoFinal

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

Specified by:

engineDoFinal in class CipherSpi

Throws:

IllegalBlockSizeException

BadPaddingException

engineDoFinal

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

Specified by:

engineDoFinal in class CipherSpi

Throws:

ShortBufferException

IllegalBlockSizeException

BadPaddingException

engineWrap

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

Overrides:

engineWrap in class CipherSpi

Throws:

IllegalBlockSizeException

InvalidKeyException

engineUnwrap

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

Overrides:

engineUnwrap in class CipherSpi

Throws:

InvalidKeyException

NoSuchAlgorithmException

engineUnwrapSecret

private Key engineUnwrapSecret(byte[] wrappedKey,
 String wrappedKeyAlg)
                        throws NoSuchAlgorithmException

Throws:

NoSuchAlgorithmException

engineUnwrapPrivate

private Key engineUnwrapPrivate(byte[] wrappedKey,
 String wrappedKeyAlg)
                         throws NoSuchAlgorithmException

Throws:

NoSuchAlgorithmException

engineGetKeySize

public int engineGetKeySize(Key key)
                     throws InvalidKeyException

Overrides:

engineGetKeySize in class CipherSpi

Throws:

InvalidKeyException