Package org.bouncycastle.crypto.params

Class DHParameters

java.lang.Object

org.bouncycastle.crypto.params.DHParameters

All Implemented Interfaces:

CipherParameters

public class DHParameters
extends Object
implements CipherParameters

Constructor Summary

Constructors

Constructor	Description
DHParameters(BigInteger p, BigInteger g)
DHParameters(BigInteger p, BigInteger g, BigInteger q)
DHParameters(BigInteger p, BigInteger g, BigInteger q, int l)
DHParameters(BigInteger p, BigInteger g, BigInteger q, int m, int l)
DHParameters(BigInteger p, BigInteger g, BigInteger q, int m, int l, BigInteger j, DHValidationParameters validation)
DHParameters(BigInteger p, BigInteger g, BigInteger q, BigInteger j, DHValidationParameters validation)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
BigInteger	getG()
BigInteger	getJ()	Return the subgroup factor J.
int	getL()	Return the private value length in bits - if set, zero otherwise
int	getM()	Return the minimum length of the private value.
BigInteger	getP()
BigInteger	getQ()
DHValidationParameters	getValidationParameters()
int	hashCode()

Methods inherited from class java.lang.Object

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

Constructor Details

DHParameters

public DHParameters(BigInteger p,
 BigInteger g)

DHParameters

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

DHParameters

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

DHParameters

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

DHParameters

public DHParameters(BigInteger p,
 BigInteger g,
 BigInteger q,
 BigInteger j,
 DHValidationParameters validation)

DHParameters

public DHParameters(BigInteger p,
 BigInteger g,
 BigInteger q,
 int m,
 int l,
 BigInteger j,
 DHValidationParameters validation)

Method Details

getP

public BigInteger getP()

getG

public BigInteger getG()

getQ

public BigInteger getQ()

getJ

public BigInteger getJ()

Return the subgroup factor J.

Returns:

subgroup factor

getM

public int getM()

Return the minimum length of the private value.

Returns:

the minimum length of the private value in bits.

getL

public int getL()

Return the private value length in bits - if set, zero otherwise

Returns:

the private value length in bits, zero otherwise.

getValidationParameters

public DHValidationParameters getValidationParameters()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object