org.bouncycastle.crypto.params
Class DHParameters

java.lang.Object
  org.bouncycastle.crypto.params.DHParameters

All Implemented Interfaces:

CipherParameters

public class DHParameters
extends java.lang.Object
implements CipherParameters

Field Summary

private java.math.BigInteger	g
private int	j
private java.math.BigInteger	p
private java.math.BigInteger	q
private DHValidationParameters	validation

Constructor Summary

DHParameters(java.math.BigInteger p, java.math.BigInteger g)

DHParameters(java.math.BigInteger p, java.math.BigInteger g, java.math.BigInteger q)

DHParameters(java.math.BigInteger p, java.math.BigInteger g, java.math.BigInteger q, int j)

DHParameters(java.math.BigInteger p, java.math.BigInteger g, java.math.BigInteger q, int j, DHValidationParameters validation)

Method Summary

boolean	equals(java.lang.Object obj)
java.math.BigInteger	getG()
int	getJ() Return the private value length in bits - if set, zero otherwise (use bitLength(P) - 1).
java.math.BigInteger	getP()
java.math.BigInteger	getQ()
DHValidationParameters	getValidationParameters()
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

g

private java.math.BigInteger g

p

private java.math.BigInteger p

q

private java.math.BigInteger q

j

private int j

validation

private DHValidationParameters validation

Constructor Detail

DHParameters

public DHParameters(java.math.BigInteger p,
                    java.math.BigInteger g)

DHParameters

public DHParameters(java.math.BigInteger p,
                    java.math.BigInteger g,
                    java.math.BigInteger q)

DHParameters

public DHParameters(java.math.BigInteger p,
                    java.math.BigInteger g,
                    java.math.BigInteger q,
                    int j)

DHParameters

public DHParameters(java.math.BigInteger p,
                    java.math.BigInteger g,
                    java.math.BigInteger q,
                    int j,
                    DHValidationParameters validation)

Method Detail

getP

public java.math.BigInteger getP()

getG

public java.math.BigInteger getG()

getQ

public java.math.BigInteger getQ()

getJ

public int getJ()

Return the private value length in bits - if set, zero otherwise (use bitLength(P) - 1).

Returns:

the private value length in bits, zero otherwise.

getValidationParameters

public DHValidationParameters getValidationParameters()

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object