Class KeyGeneratorImpl

java.lang.Object

javax.crypto.KeyGeneratorSpi

org.conscrypt.KeyGeneratorImpl

Direct Known Subclasses:

KeyGeneratorImpl.AES, KeyGeneratorImpl.ARC4, KeyGeneratorImpl.ChaCha20, KeyGeneratorImpl.DESEDE, KeyGeneratorImpl.HmacMD5, KeyGeneratorImpl.HmacSHA1, KeyGeneratorImpl.HmacSHA224, KeyGeneratorImpl.HmacSHA256, KeyGeneratorImpl.HmacSHA384, KeyGeneratorImpl.HmacSHA512

@Internal
public abstract class KeyGeneratorImpl
extends KeyGeneratorSpi

An implementation of KeyGenerator suitable for use with other Conscrypt algorithms.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	KeyGeneratorImpl.AES
static final class	KeyGeneratorImpl.ARC4
static final class	KeyGeneratorImpl.ChaCha20
static final class	KeyGeneratorImpl.DESEDE
static final class	KeyGeneratorImpl.HmacMD5
static final class	KeyGeneratorImpl.HmacSHA1
static final class	KeyGeneratorImpl.HmacSHA224
static final class	KeyGeneratorImpl.HmacSHA256
static final class	KeyGeneratorImpl.HmacSHA384
static final class	KeyGeneratorImpl.HmacSHA512

Field Summary

Fields

Modifier and Type	Field	Description
private final String	algorithm
private int	keySizeBits
protected SecureRandom	secureRandom

Constructor Summary

Constructors

Modifier	Constructor	Description
private	KeyGeneratorImpl(String algorithm, int defaultKeySizeBits)

Method Summary

Modifier and Type	Method	Description
protected void	checkKeySize(int keySize)
protected byte[]	doKeyGeneration(int keyBytes)
protected SecretKey	engineGenerateKey()
protected void	engineInit(int keySize, SecureRandom secureRandom)
protected void	engineInit(SecureRandom secureRandom)
protected void	engineInit(AlgorithmParameterSpec params, SecureRandom secureRandom)

Methods inherited from class Object

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

Field Details

algorithm

private final String algorithm

secureRandom

protected SecureRandom secureRandom

keySizeBits

private int keySizeBits

Constructor Details

KeyGeneratorImpl

private KeyGeneratorImpl(String algorithm,
 int defaultKeySizeBits)

Method Details

checkKeySize

protected void checkKeySize(int keySize)

engineInit

protected void engineInit(SecureRandom secureRandom)

Specified by:

engineInit in class KeyGeneratorSpi

engineInit

protected void engineInit(AlgorithmParameterSpec params,
 SecureRandom secureRandom)
                   throws InvalidAlgorithmParameterException

Specified by:

engineInit in class KeyGeneratorSpi

Throws:

InvalidAlgorithmParameterException

engineInit

protected void engineInit(int keySize,
 SecureRandom secureRandom)

Specified by:

engineInit in class KeyGeneratorSpi

doKeyGeneration

protected byte[] doKeyGeneration(int keyBytes)

engineGenerateKey

protected SecretKey engineGenerateKey()

Specified by:

engineGenerateKey in class KeyGeneratorSpi