Package org.apache.hadoop.crypto

Class OpensslCtrCryptoCodec

java.lang.Object

org.apache.hadoop.crypto.CryptoCodec

org.apache.hadoop.crypto.OpensslCtrCryptoCodec

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, Configurable

Direct Known Subclasses:

OpensslAesCtrCryptoCodec, OpensslSm4CtrCryptoCodec

@Private
@Evolving
public abstract class OpensslCtrCryptoCodec
extends CryptoCodec

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	OpensslCtrCryptoCodec.OpensslCtrCipher

Field Summary

Fields inherited from class org.apache.hadoop.crypto.CryptoCodec

LOG

Constructor Summary

Constructors

Constructor	Description
OpensslCtrCryptoCodec()

Method Summary

Modifier and Type	Method	Description
void	calculateIV(byte[] initIV, long counter, byte[] iv, int blockSize)
void	close()
void	generateSecureRandom(byte[] bytes)	Generate a number of secure, random bytes suitable for cryptographic use.
Configuration	getConf()	Return the configuration used by this object.
java.lang.String	getEngineId()
protected abstract org.slf4j.Logger	getLogger()
java.util.Random	getRandom()
void	setConf(Configuration conf)	Set the configuration to be used by this object.
void	setEngineId(java.lang.String engineId)
void	setRandom(java.util.Random random)

Methods inherited from class org.apache.hadoop.crypto.CryptoCodec

calculateIV, createDecryptor, createEncryptor, getCipherSuite, getInstance, getInstance

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OpensslCtrCryptoCodec

public OpensslCtrCryptoCodec()

Method Detail

getEngineId

public java.lang.String getEngineId()

setEngineId

public void setEngineId(java.lang.String engineId)

getRandom

public java.util.Random getRandom()

setRandom

public void setRandom(java.util.Random random)

calculateIV

public void calculateIV(byte[] initIV,
                        long counter,
                        byte[] iv,
                        int blockSize)

getLogger

protected abstract org.slf4j.Logger getLogger()

setConf

public void setConf(Configuration conf)

Description copied from interface: Configurable

Set the configuration to be used by this object.

Parameters:

conf - configuration to be used

getConf

public Configuration getConf()

Description copied from interface: Configurable

Return the configuration used by this object.

Returns:

Configuration

generateSecureRandom

public void generateSecureRandom(byte[] bytes)

Description copied from class: CryptoCodec

Generate a number of secure, random bytes suitable for cryptographic use. This method needs to be thread-safe.

Specified by:

generateSecureRandom in class CryptoCodec

Parameters:

bytes - byte array to populate with random data

close

public void close()
           throws java.io.IOException

Throws:

java.io.IOException