Class ECCurve

java.lang.Object

org.gudy.bouncycastle.math.ec.ECCurve

Direct Known Subclasses:

ECCurve.F2m, ECCurve.Fp

public abstract class ECCurve
extends Object

base class for an elliptic curve

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ECCurve.F2m	Elliptic curves over F2m.
static class	ECCurve.Fp	Elliptic curve over Fp

Field Summary

Fields

Modifier and Type	Field	Description
(package private) ECFieldElement	a
(package private) ECFieldElement	b

Constructor Summary

Constructors

Constructor	Description
ECCurve()

Method Summary

Modifier and Type	Method	Description
abstract ECPoint	createPoint(BigInteger x, BigInteger y, boolean withCompression)
abstract ECPoint	decodePoint(byte[] encoded)
abstract ECFieldElement	fromBigInteger(BigInteger x)
ECFieldElement	getA()
ECFieldElement	getB()
abstract int	getFieldSize()
abstract ECPoint	getInfinity()

Methods inherited from class Object

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

Field Details

a

ECFieldElement a

b

ECFieldElement b

Constructor Details

ECCurve

public ECCurve()

Method Details

getFieldSize

public abstract int getFieldSize()

fromBigInteger

public abstract ECFieldElement fromBigInteger(BigInteger x)

createPoint

public abstract ECPoint createPoint(BigInteger x,
 BigInteger y,
 boolean withCompression)

decodePoint

public abstract ECPoint decodePoint(byte[] encoded)

getInfinity

public abstract ECPoint getInfinity()

getA

public ECFieldElement getA()

getB

public ECFieldElement getB()