Package org.xwiki.crypto.params.generator.asymmetric

Class DHKeyGenerationParameters

java.lang.Object

org.xwiki.crypto.params.generator.asymmetric.DHKeyGenerationParameters

All Implemented Interfaces:

KeyGenerationParameters

public class DHKeyGenerationParameters
extends Object
implements KeyGenerationParameters

DH parameters for key generation.

Since:

5.4M1

Version:

$Id: a1e1727d3319ce2bbc1e53c642410e6acdd2904b $

Constructor Summary

Constructors

Constructor	Description
DHKeyGenerationParameters(BigInteger p, BigInteger g)	Initialize DH parameters.
DHKeyGenerationParameters(BigInteger p, BigInteger g, BigInteger q)	Initialize DH parameters.
DHKeyGenerationParameters(BigInteger p, BigInteger g, BigInteger q, int l)	Initialize DH parameters.
DHKeyGenerationParameters(BigInteger p, BigInteger g, BigInteger q, int m, int l)	Initialize DH parameters.
DHKeyGenerationParameters(BigInteger p, BigInteger g, BigInteger q, int m, int l, BigInteger j, DHKeyValidationParameters parameters)	Initialize DH parameters.
DHKeyGenerationParameters(BigInteger p, BigInteger g, BigInteger q, BigInteger j, DHKeyValidationParameters parameters)	Initialize DH parameters.

Method Summary

Modifier and Type	Method	Description
BigInteger	getG()
BigInteger	getJ()
int	getL()
int	getM()
BigInteger	getP()
BigInteger	getQ()
DHKeyValidationParameters	getValidationParameters()

Methods inherited from class java.lang.Object

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

Constructor Detail

DHKeyGenerationParameters

public DHKeyGenerationParameters(BigInteger p,
                                 BigInteger g)

Initialize DH parameters.

Parameters:

p - public (prime) number P.

g - the public (prime) base G.

DHKeyGenerationParameters

public DHKeyGenerationParameters(BigInteger p,
                                 BigInteger g,
                                 BigInteger q)

Initialize DH parameters.

Parameters:

p - public (prime) number P.

g - the public (prime) base G.

q - the Sophie Germain prime Q.

DHKeyGenerationParameters

public DHKeyGenerationParameters(BigInteger p,
                                 BigInteger g,
                                 BigInteger q,
                                 int l)

Initialize DH parameters.

Parameters:

p - public (prime) number P.

g - the public (prime) base G.

q - the Sophie Germain prime Q.

l - the private value length in bytes.

DHKeyGenerationParameters

public DHKeyGenerationParameters(BigInteger p,
                                 BigInteger g,
                                 BigInteger q,
                                 int m,
                                 int l)

Initialize DH parameters.

Parameters:

p - public (prime) number P.

g - the public (prime) base G.

q - the Sophie Germain prime Q.

m - the minimum length of the private value in bytes.

l - the private value length in bytes.

DHKeyGenerationParameters

public DHKeyGenerationParameters(BigInteger p,
                                 BigInteger g,
                                 BigInteger q,
                                 BigInteger j,
                                 DHKeyValidationParameters parameters)

Initialize DH parameters.

Parameters:

p - public (prime) number P.

g - the public (prime) base G.

q - the Sophie Germain prime Q.

j - the subgroup factor J.

parameters - the validation parameters.

DHKeyGenerationParameters

public DHKeyGenerationParameters(BigInteger p,
                                 BigInteger g,
                                 BigInteger q,
                                 int m,
                                 int l,
                                 BigInteger j,
                                 DHKeyValidationParameters parameters)

Initialize DH parameters.

Parameters:

p - public (prime) number P.

g - the public (prime) base G.

q - the Sophie Germain prime Q.

m - the minimum length of the private value in bytes.

l - the private value length in bytes.

j - the subgroup factor J.

parameters - the validation parameters.

Method Detail

getP

public BigInteger getP()

Returns:

the public (prime) number P.

getG

public BigInteger getG()

Returns:

the public (prime) base G.

getQ

public BigInteger getQ()

Returns:

the Sophie Germain prime Q.

getM

public int getM()

Returns:

the minimum length of the private value in bytes.

getL

public int getL()

Returns:

the private value length in bytes - if set, zero otherwise.

getJ

public BigInteger getJ()

Returns:

the subgroup factor j.

getValidationParameters

public DHKeyValidationParameters getValidationParameters()

Returns:

the validation parameters.