Package org.jmrtd.lds

Class PACEInfo.DHCParameterSpec

java.lang.Object

javax.crypto.spec.DHParameterSpec

org.jmrtd.lds.PACEInfo.DHCParameterSpec

All Implemented Interfaces:

AlgorithmParameterSpec

Enclosing class:

PACEInfo

public static class PACEInfo.DHCParameterSpec
extends DHParameterSpec

A DH parameter specification which also keeps track of the prime order of the subgroup generated by the generator.

Version:

$Revision: 1765 $

Author:

The JMRTD team ([email protected])

Constructor Summary

Constructors

Constructor	Description
DHCParameterSpec(BigInteger p, BigInteger g, BigInteger q)	Creates a parameter specification.

Method Summary

Modifier and Type	Method	Description
BigInteger	getQ()	Returns the prime order of subgroup generated by g.

Methods inherited from class javax.crypto.spec.DHParameterSpec

getG, getL, getP

Methods inherited from class java.lang.Object

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

Constructor Detail

DHCParameterSpec

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

Creates a parameter specification.

Parameters:

p - the prime

g - the generator

q - the prime order of subgroup generated by g

Method Detail

getQ

public BigInteger getQ()

Returns the prime order of subgroup generated by g.

Returns:

the prime order of subgroup generated by g