java.lang.Object
- javax.crypto.CipherSpi
- - org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
  - - org.bouncycastle.jcajce.provider.symmetric.util.BaseStreamCipher

All Implemented Interfaces:

PBE

Direct Known Subclasses:

ARC4.Base, ARC4.PBEWithSHAAnd128Bit, ARC4.PBEWithSHAAnd40Bit, ChaCha.Base, ChaCha.Base7539, Grain128.Base, Grainv1.Base, HC128.Base, HC256.Base, Salsa20.Base, VMPC.Base, VMPCKSA3.Base, XSalsa20.Base, Zuc.Zuc128, Zuc.Zuc256
```
public class BaseStreamCipher
extends BaseWrapCipher
implements PBE
```

Nested Class Summary
- Nested classes/interfaces inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
  BaseWrapCipher.ErasableOutputStream, BaseWrapCipher.InvalidKeyOrParametersException
- Nested classes/interfaces inherited from interface org.bouncycastle.jcajce.provider.symmetric.util.PBE
  PBE.Util

Field Summary
- Fields inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
  engineParams, pbeHash, pbeIvSize, pbeKeySize, pbeType, 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`	`BaseStreamCipher(StreamCipher engine, int ivLength)`
`protected`	`BaseStreamCipher(StreamCipher engine, int ivLength, int keySizeInBits)`
`protected`	`BaseStreamCipher(StreamCipher engine, int ivLength, int keySizeInBits, int digest)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	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(java.security.Key key)`
`protected int`	`engineGetOutputSize(int inputLen)`
`protected java.security.AlgorithmParameters`	`engineGetParameters()`
`protected void`	`engineInit(int opmode, java.security.Key key, java.security.AlgorithmParameters params, java.security.SecureRandom random)`
`protected void`	`engineInit(int opmode, java.security.Key key, java.security.SecureRandom random)`
`protected void`	`engineInit(int opmode, java.security.Key key, java.security.spec.AlgorithmParameterSpec params, java.security.SecureRandom random)`
`protected void`	`engineSetMode(java.lang.String mode)`	should never be called.
`protected void`	`engineSetPadding(java.lang.String padding)`	should never be called.
`protected byte[]`	`engineUpdate(byte[] input, int inputOffset, int inputLen)`
`protected int`	`engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)`

Methods inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
createParametersInstance, engineUnwrap, engineWrap

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

Constructor Detail

BaseStreamCipher

protected BaseStreamCipher(StreamCipher engine,
                           int ivLength)

BaseStreamCipher

protected BaseStreamCipher(StreamCipher engine,
                           int ivLength,
                           int keySizeInBits)

BaseStreamCipher

protected BaseStreamCipher(StreamCipher engine,
                           int ivLength,
                           int keySizeInBits,
                           int digest)

Method Detail

engineGetBlockSize
```
protected int engineGetBlockSize()
```
Overrides:

engineGetBlockSize in class BaseWrapCipher

engineGetIV
```
protected byte[] engineGetIV()
```
Overrides:

engineGetIV in class BaseWrapCipher

engineGetKeySize
```
protected int engineGetKeySize(java.security.Key key)
```
Overrides:

engineGetKeySize in class BaseWrapCipher

engineGetOutputSize
```
protected int engineGetOutputSize(int inputLen)
```
Overrides:

engineGetOutputSize in class BaseWrapCipher

engineGetParameters
```
protected java.security.AlgorithmParameters engineGetParameters()
```
Overrides:

engineGetParameters in class BaseWrapCipher

engineSetMode
```
protected void engineSetMode(java.lang.String mode)
                      throws java.security.NoSuchAlgorithmException
```
should never be called.

Overrides:

engineSetMode in class BaseWrapCipher

Throws:

java.security.NoSuchAlgorithmException

engineSetPadding

protected void engineSetPadding(java.lang.String padding)
                         throws javax.crypto.NoSuchPaddingException

should never be called.

Overrides:: engineSetPadding in class BaseWrapCipher
Throws:: javax.crypto.NoSuchPaddingException

engineInit

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

Overrides:: engineInit in class BaseWrapCipher
Throws:: java.security.InvalidKeyException; java.security.InvalidAlgorithmParameterException

engineInit

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

Overrides:: engineInit in class BaseWrapCipher
Throws:: java.security.InvalidKeyException; java.security.InvalidAlgorithmParameterException

engineInit

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

Overrides:: engineInit in class BaseWrapCipher
Throws:: java.security.InvalidKeyException

engineUpdate

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

Overrides:: engineUpdate in class BaseWrapCipher

engineUpdate

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

Overrides:: engineUpdate in class BaseWrapCipher
Throws:: javax.crypto.ShortBufferException

engineDoFinal

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

Overrides:: engineDoFinal in class BaseWrapCipher

engineDoFinal

protected int engineDoFinal(byte[] input,
                            int inputOffset,
                            int inputLen,
                            byte[] output,
                            int outputOffset)
                     throws javax.crypto.ShortBufferException

Overrides:: engineDoFinal in class BaseWrapCipher
Throws:: javax.crypto.ShortBufferException

Class BaseStreamCipher

Nested Class Summary

Nested classes/interfaces inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher

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

Field Summary

Fields inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher

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

Constructor Summary

Method Summary

Methods inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher

Methods inherited from class javax.crypto.CipherSpi

Methods inherited from class java.lang.Object

Constructor Detail

BaseStreamCipher

BaseStreamCipher

BaseStreamCipher

Method Detail

engineGetBlockSize

engineGetIV

engineGetKeySize

engineGetOutputSize

engineGetParameters

engineSetMode

engineSetPadding

engineInit

engineInit

engineInit

engineUpdate

engineUpdate

engineDoFinal

engineDoFinal