Class BaseStreamCipher
- java.lang.Object
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- javax.crypto.CipherSpi
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- org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
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- org.bouncycastle.jcajce.provider.symmetric.util.BaseStreamCipher
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- 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
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Nested Class Summary
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Nested classes/interfaces inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
BaseWrapCipher.ErasableOutputStream, BaseWrapCipher.InvalidKeyOrParametersException
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Field Summary
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Fields inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
engineParams, pbeHash, pbeIvSize, pbeKeySize, pbeType, wrapEngine
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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)
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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)
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Methods inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher
createParametersInstance, engineUnwrap, engineWrap
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Constructor Detail
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BaseStreamCipher
protected BaseStreamCipher(StreamCipher engine, int ivLength)
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BaseStreamCipher
protected BaseStreamCipher(StreamCipher engine, int ivLength, int keySizeInBits)
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BaseStreamCipher
protected BaseStreamCipher(StreamCipher engine, int ivLength, int keySizeInBits, int digest)
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Method Detail
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engineGetBlockSize
protected int engineGetBlockSize()
- Overrides:
engineGetBlockSize
in classBaseWrapCipher
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engineGetIV
protected byte[] engineGetIV()
- Overrides:
engineGetIV
in classBaseWrapCipher
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engineGetKeySize
protected int engineGetKeySize(java.security.Key key)
- Overrides:
engineGetKeySize
in classBaseWrapCipher
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engineGetOutputSize
protected int engineGetOutputSize(int inputLen)
- Overrides:
engineGetOutputSize
in classBaseWrapCipher
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engineGetParameters
protected java.security.AlgorithmParameters engineGetParameters()
- Overrides:
engineGetParameters
in classBaseWrapCipher
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engineSetMode
protected void engineSetMode(java.lang.String mode) throws java.security.NoSuchAlgorithmException
should never be called.- Overrides:
engineSetMode
in classBaseWrapCipher
- Throws:
java.security.NoSuchAlgorithmException
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engineSetPadding
protected void engineSetPadding(java.lang.String padding) throws javax.crypto.NoSuchPaddingException
should never be called.- Overrides:
engineSetPadding
in classBaseWrapCipher
- Throws:
javax.crypto.NoSuchPaddingException
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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 classBaseWrapCipher
- Throws:
java.security.InvalidKeyException
java.security.InvalidAlgorithmParameterException
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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 classBaseWrapCipher
- Throws:
java.security.InvalidKeyException
java.security.InvalidAlgorithmParameterException
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engineInit
protected void engineInit(int opmode, java.security.Key key, java.security.SecureRandom random) throws java.security.InvalidKeyException
- Overrides:
engineInit
in classBaseWrapCipher
- Throws:
java.security.InvalidKeyException
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engineUpdate
protected byte[] engineUpdate(byte[] input, int inputOffset, int inputLen)
- Overrides:
engineUpdate
in classBaseWrapCipher
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engineUpdate
protected int engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) throws javax.crypto.ShortBufferException
- Overrides:
engineUpdate
in classBaseWrapCipher
- Throws:
javax.crypto.ShortBufferException
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engineDoFinal
protected byte[] engineDoFinal(byte[] input, int inputOffset, int inputLen)
- Overrides:
engineDoFinal
in classBaseWrapCipher
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engineDoFinal
protected int engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) throws javax.crypto.ShortBufferException
- Overrides:
engineDoFinal
in classBaseWrapCipher
- Throws:
javax.crypto.ShortBufferException
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