public class DESedeKWProxyCipher extends CipherSpi
Modifier and Type | Field and Description |
---|---|
protected ByteArrayOutputStream |
buffer_
The buffer for the
engineUpdate
methods. |
protected Cipher |
cipher1_
The first cipher.
|
protected Cipher |
cipher2_
The second cipher.
|
int |
CKS_LENGTH
The length of the CMS checksum value as defined in RFC3217: Triple-DES and RC2 Key
Wrapping.
|
static byte[] |
CMS_KEY_WRAP_IV
The IV for the last encryption step of CMS key wrap.
|
protected Key |
key_
The key.
|
protected int |
opmode_
The mode of operation.
|
protected SecureRandom |
secureRandom_
The secure random.
|
Constructor and Description |
---|
DESedeKWProxyCipher()
Creates a new instance of this
DESedeKWProxyCipher . |
Modifier and Type | Method and Description |
---|---|
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,
AlgorithmParameterSpec params,
SecureRandom random) |
protected void |
engineInit(int opmode,
Key key,
AlgorithmParameters params,
SecureRandom random) |
protected void |
engineInit(int opmode,
Key key,
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) |
protected void |
getInstance(XSecProvider.Purpose purpose) |
protected void |
getInstanceUncaught(XSecProvider.Purpose purpose) |
engineDoFinal, engineUpdate, engineUpdateAAD, engineUpdateAAD
public static final byte[] CMS_KEY_WRAP_IV
IV = 0x4adda22c79e82105.
public final int CKS_LENGTH
protected ByteArrayOutputStream buffer_
engineUpdate
methods.protected Cipher cipher1_
protected Cipher cipher2_
protected SecureRandom secureRandom_
protected int opmode_
protected Key key_
public DESedeKWProxyCipher() throws NoSuchAlgorithmException, NoSuchProviderException, NoSuchPaddingException
DESedeKWProxyCipher
.protected void getInstanceUncaught(XSecProvider.Purpose purpose) throws NoSuchAlgorithmException, NoSuchProviderException, NoSuchPaddingException
protected void getInstance(XSecProvider.Purpose purpose)
protected void engineInit(int opmode, Key key, AlgorithmParameters params, SecureRandom random) throws InvalidKeyException, InvalidAlgorithmParameterException
engineInit
in class CipherSpi
InvalidKeyException
InvalidAlgorithmParameterException
CipherSpi.engineInit(int, java.security.Key,
java.security.AlgorithmParameters, java.security.SecureRandom)
protected void engineInit(int opmode, Key key, AlgorithmParameterSpec params, SecureRandom random) throws InvalidKeyException, InvalidAlgorithmParameterException
protected void engineInit(int opmode, Key key, SecureRandom random) throws InvalidKeyException
engineInit
in class CipherSpi
InvalidKeyException
CipherSpi.engineInit(int, java.security.Key,
java.security.SecureRandom)
protected Key engineUnwrap(byte[] wrappedKey, String wrappedKeyAlgorithm, int wrappedKeyType) throws InvalidKeyException, NoSuchAlgorithmException
engineUnwrap
in class CipherSpi
InvalidKeyException
NoSuchAlgorithmException
CipherSpi.engineUnwrap(byte[], java.lang.String, int)
protected byte[] engineWrap(Key key) throws IllegalBlockSizeException, InvalidKeyException
engineWrap
in class CipherSpi
IllegalBlockSizeException
InvalidKeyException
CipherSpi.engineWrap(java.security.Key)
protected int engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) throws ShortBufferException, IllegalBlockSizeException, BadPaddingException
engineDoFinal
in class CipherSpi
ShortBufferException
IllegalBlockSizeException
BadPaddingException
CipherSpi.engineDoFinal(byte[], int, int, byte[], int)
protected byte[] engineDoFinal(byte[] input, int inputOffset, int inputLen) throws IllegalBlockSizeException, BadPaddingException
engineDoFinal
in class CipherSpi
IllegalBlockSizeException
BadPaddingException
CipherSpi.engineDoFinal(byte[], int, int)
protected void engineSetMode(String mode) throws NoSuchAlgorithmException
engineSetMode
in class CipherSpi
NoSuchAlgorithmException
CipherSpi.engineSetMode(java.lang.String)
protected void engineSetPadding(String padding) throws NoSuchPaddingException
engineSetPadding
in class CipherSpi
NoSuchPaddingException
CipherSpi.engineSetPadding(java.lang.String)
protected int engineGetBlockSize()
engineGetBlockSize
in class CipherSpi
CipherSpi.engineGetBlockSize()
protected int engineGetOutputSize(int inputLen)
engineGetOutputSize
in class CipherSpi
CipherSpi.engineGetOutputSize(int)
protected byte[] engineGetIV()
engineGetIV
in class CipherSpi
CipherSpi.engineGetIV()
protected AlgorithmParameters engineGetParameters()
engineGetParameters
in class CipherSpi
CipherSpi.engineGetParameters()
protected byte[] engineUpdate(byte[] input, int inputOffset, int inputLen)
engineUpdate
in class CipherSpi
CipherSpi.engineUpdate(byte[], int, int)
protected int engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) throws ShortBufferException
engineUpdate
in class CipherSpi
ShortBufferException
CipherSpi.engineUpdate(byte[], int, int, byte[], int)
protected int engineGetKeySize(Key key) throws InvalidKeyException
engineGetKeySize
in class CipherSpi
InvalidKeyException
CipherSpi.engineGetKeySize(java.security.Key)
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