org.bouncycastle.crypto.generators

Class ECKeyPairGenerator

java.lang.Object

org.bouncycastle.crypto.generators.ECKeyPairGenerator

All Implemented Interfaces:

AsymmetricCipherKeyPairGenerator, ECConstants

Direct Known Subclasses:

DSTU4145KeyPairGenerator, SM2KeyPairGenerator

public class ECKeyPairGenerator
extends java.lang.Object
implements AsymmetricCipherKeyPairGenerator, ECConstants

Field Summary

Fields inherited from interface org.bouncycastle.math.ec.ECConstants

EIGHT, FOUR, ONE, THREE, TWO, ZERO

Constructor Summary

Constructors

Modifier	Constructor and Description
	ECKeyPairGenerator()
protected	ECKeyPairGenerator(java.lang.String name)

Method Summary

Modifier and Type	Method and Description
protected ECMultiplier	createBasePointMultiplier()
AsymmetricCipherKeyPair	generateKeyPair() Given the domain parameters this routine generates an EC key pair in accordance with X9.62 section 5.2.1 pages 26, 27.
void	init(KeyGenerationParameters param) intialise the key pair generator.
protected boolean	isOutOfRangeD(java.math.BigInteger d, java.math.BigInteger n)

Methods inherited from class java.lang.Object

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

Constructor Detail

ECKeyPairGenerator

public ECKeyPairGenerator()

ECKeyPairGenerator

protected ECKeyPairGenerator(java.lang.String name)

Method Detail

init

public void init(KeyGenerationParameters param)

Description copied from interface: AsymmetricCipherKeyPairGenerator

intialise the key pair generator.

Specified by:

init in interface AsymmetricCipherKeyPairGenerator

Parameters:

param - the parameters the key pair is to be initialised with.

generateKeyPair

public AsymmetricCipherKeyPair generateKeyPair()

Given the domain parameters this routine generates an EC key pair in accordance with X9.62 section 5.2.1 pages 26, 27.

Specified by:

generateKeyPair in interface AsymmetricCipherKeyPairGenerator

Returns:

an AsymmetricCipherKeyPair containing the generated keys.

isOutOfRangeD

protected boolean isOutOfRangeD(java.math.BigInteger d,
                                java.math.BigInteger n)

createBasePointMultiplier

protected ECMultiplier createBasePointMultiplier()