org.bouncycastle.math.ec
Class ECPoint.Fp

java.lang.Object
  |
  +--org.bouncycastle.math.ec.ECPoint
        |
        +--org.bouncycastle.math.ec.ECPoint.AbstractFp
              |
              +--org.bouncycastle.math.ec.ECPoint.Fp

Enclosing class:

ECPoint

public static class ECPoint.Fp

extends ECPoint.AbstractFp

Elliptic curve points over Fp

Inner classes inherited from class org.bouncycastle.math.ec.ECPoint

ECPoint.AbstractF2m, ECPoint.AbstractFp, ECPoint.F2m, ECPoint.Fp

Fields inherited from class org.bouncycastle.math.ec.ECPoint

curve, EMPTY_ZS, preCompTable, x, y, zs

Method Summary

ECPoint	add(ECPoint b)
protected ECFieldElement	calculateJacobianModifiedW(ECFieldElement Z, ECFieldElement ZSquared)
protected ECPoint	detach()
protected ECFieldElement	doubleProductFromSquares(ECFieldElement a, ECFieldElement b, ECFieldElement aSquared, ECFieldElement bSquared)
protected ECFieldElement	eight(ECFieldElement x)
protected ECFieldElement	four(ECFieldElement x)
protected ECFieldElement	getJacobianModifiedW()
ECFieldElement	getZCoord(int index)
ECPoint	negate()
protected ECFieldElement	three(ECFieldElement x)
ECPoint	threeTimes()
ECPoint	timesPow2(int e)
ECPoint	twice()
protected ECPoint.Fp	twiceJacobianModified(boolean calculateW)
ECPoint	twicePlus(ECPoint b)
protected ECFieldElement	two(ECFieldElement x)

Methods inherited from class org.bouncycastle.math.ec.ECPoint.AbstractFp

getCompressionYTilde, satisfiesCurveEquation, subtract

Methods inherited from class org.bouncycastle.math.ec.ECPoint

checkNormalized, createScaledPoint, encodeTo, equals, equals, getAffineXCoord, getAffineYCoord, getCurve, getCurveCoordinateSystem, getDetachedPoint, getEncoded, getEncodedLength, getInitialZCoords, getRawXCoord, getRawYCoord, getRawZCoords, getXCoord, getYCoord, getZCoords, hashCode, isInfinity, isNormalized, isValid, multiply, normalize, satisfiesOrder, scaleX, scaleXNegateY, scaleY, scaleYNegateX, toString

Methods inherited from class java.lang.Object

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

Method Detail

detach

protected ECPoint detach()

Overrides:

detach in class ECPoint

getZCoord

public ECFieldElement getZCoord(int index)

Overrides:

getZCoord in class ECPoint

add

public ECPoint add(ECPoint b)

Overrides:

add in class ECPoint

twice

public ECPoint twice()

Overrides:

twice in class ECPoint

twicePlus

public ECPoint twicePlus(ECPoint b)

Overrides:

twicePlus in class ECPoint

threeTimes

public ECPoint threeTimes()

Overrides:

threeTimes in class ECPoint

timesPow2

public ECPoint timesPow2(int e)

Overrides:

timesPow2 in class ECPoint

two

protected ECFieldElement two(ECFieldElement x)

three

protected ECFieldElement three(ECFieldElement x)

four

protected ECFieldElement four(ECFieldElement x)

eight

protected ECFieldElement eight(ECFieldElement x)

doubleProductFromSquares

protected ECFieldElement doubleProductFromSquares(ECFieldElement a,
                                                  ECFieldElement b,
                                                  ECFieldElement aSquared,
                                                  ECFieldElement bSquared)

negate

public ECPoint negate()

Overrides:

negate in class ECPoint

calculateJacobianModifiedW

protected ECFieldElement calculateJacobianModifiedW(ECFieldElement Z,
                                                    ECFieldElement ZSquared)

getJacobianModifiedW

protected ECFieldElement getJacobianModifiedW()

twiceJacobianModified

protected ECPoint.Fp twiceJacobianModified(boolean calculateW)