Top Description Fields Constructors Methods

org.bouncycastle.pqc.crypto.hqc

pack-priv Class KeccakRandomGenerator

Class Inheritance

extends Object

java.lang.Object
org.bouncycastle.pqc.crypto.hqc.KeccakRandomGenerator

Imports

org.bouncycastle.util.Arrays

implementation of Incremental version for Keccak

Field Summary

Modifier and Type	Field and Description
protected int	bitsInQueue
protected byte[]	dataQueue
protected int	fixedOutputLength
private static long[]	KeccakRoundConstants
protected int	rate
protected long[]	state

Constructor Summary

Access	Constructor and Description
public	KeccakRandomGenerator()
public	KeccakRandomGenerator(int bitLength)

Method Summary

Modifier and Type	Method and Description
public void	expandSeed(byte[] output, int outLen)
private void	init(int bitLength)
private void	initSponge(int rate)
private void	keccakIncAbsorb(byte[] input, int inputLen)
private void	keccakIncFinalize(int p)
private void	keccakIncSqueeze(byte[] output, int outLen)
private static void	keccakPermutation(long[] A)
public void	randomGeneratorInit(byte[] entropyInput, byte[] personalizationString, int entropyLen, int perLen)
public void	seedExpanderInit(byte[] seed, int seedLen)
public void	SHAKE256_512_ds(byte[] output, byte[] input, int inLen, byte[] domain)
public void	squeeze(byte[] output, int outLen)
private static long	toUnsignedLong(int x)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

bitsInQueue	back to summary
protected int bitsInQueue

dataQueue	back to summary
protected byte[] dataQueue

fixedOutputLength	back to summary
protected int fixedOutputLength

KeccakRoundConstants	back to summary
private static long[] KeccakRoundConstants

rate	back to summary
protected int rate

state	back to summary
protected long[] state

Constructor Detail

KeccakRandomGenerator	back to summary
public KeccakRandomGenerator()

KeccakRandomGenerator	back to summary
public KeccakRandomGenerator(int bitLength)

Method Detail

expandSeed	back to summary
public void expandSeed(byte[] output, int outLen)

init	back to summary
private void init(int bitLength)

initSponge	back to summary
private void initSponge(int rate)

keccakIncAbsorb	back to summary
private void keccakIncAbsorb(byte[] input, int inputLen)

keccakIncFinalize	back to summary
private void keccakIncFinalize(int p)

keccakIncSqueeze	back to summary
private void keccakIncSqueeze(byte[] output, int outLen)

keccakPermutation	back to summary
private static void keccakPermutation(long[] A)

randomGeneratorInit	back to summary
public void randomGeneratorInit(byte[] entropyInput, byte[] personalizationString, int entropyLen, int perLen)

seedExpanderInit	back to summary
public void seedExpanderInit(byte[] seed, int seedLen)

SHAKE256_512_ds	back to summary
public void SHAKE256_512_ds(byte[] output, byte[] input, int inLen, byte[] domain)

squeeze	back to summary
public void squeeze(byte[] output, int outLen)

toUnsignedLong	back to summary
private static long toUnsignedLong(int x)