Package org.apache.sshd.common.cipher
Class BaseRC4Cipher
- java.lang.Object
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- org.apache.sshd.common.cipher.BaseCipher
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- org.apache.sshd.common.cipher.BaseRC4Cipher
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- All Implemented Interfaces:
AlgorithmNameProvider
,Cipher
,CipherInformation
,KeySizeIndicator
public class BaseRC4Cipher extends BaseCipher
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.sshd.common.cipher.BaseCipher
BaseCipher.CipherFactory
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Nested classes/interfaces inherited from interface org.apache.sshd.common.cipher.Cipher
Cipher.Mode
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Field Summary
Fields Modifier and Type Field Description static int
SKIP_SIZE
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Fields inherited from class org.apache.sshd.common.cipher.BaseCipher
alwaysReInit, factory, mode
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Constructor Summary
Constructors Constructor Description BaseRC4Cipher(int ivsize, int kdfSize, int keySize, int blkSize)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected javax.crypto.Cipher
createCipherInstance(Cipher.Mode mode, byte[] key, byte[] iv)
protected byte[]
initializeIVData(Cipher.Mode mode, byte[] iv, int reqLen)
void
update(byte[] input, int inputOffset, int inputLen)
Performs in-place encryption or decryption on the given data.-
Methods inherited from class org.apache.sshd.common.cipher.BaseCipher
determineNewParameters, getAlgorithm, getAuthenticationTagSize, getCipherBlockSize, getCipherInstance, getIVSize, getKdfSize, getKeySize, getTransformation, init, initializeKeyData, reInit, resize, toString, updateAAD
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.apache.sshd.common.cipher.Cipher
update, updateAAD, updateWithAAD
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Field Detail
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SKIP_SIZE
public static final int SKIP_SIZE
- See Also:
- Constant Field Values
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Method Detail
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initializeIVData
protected byte[] initializeIVData(Cipher.Mode mode, byte[] iv, int reqLen)
- Overrides:
initializeIVData
in classBaseCipher
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createCipherInstance
protected javax.crypto.Cipher createCipherInstance(Cipher.Mode mode, byte[] key, byte[] iv) throws java.lang.Exception
- Overrides:
createCipherInstance
in classBaseCipher
- Throws:
java.lang.Exception
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update
public void update(byte[] input, int inputOffset, int inputLen) throws java.lang.Exception
Description copied from interface:Cipher
Performs in-place encryption or decryption on the given data.- Specified by:
update
in interfaceCipher
- Overrides:
update
in classBaseCipher
- Parameters:
input
- The input/output bytesinputOffset
- The offset of the data in the data bufferinputLen
- The number of bytes to update, starting at the given offset; must be a multiple of the cipher's block size- Throws:
java.lang.Exception
- If failed to execute
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