com.tencent.kona.sun.security.ec

Class ECOperator

java.lang.Object

com.tencent.kona.sun.security.ec.ECOperator

Deprecated.

@Deprecated
public class ECOperator
extends java.lang.Object

The operator for EC point arithmetic operations. The main algorithms refer to the wikipedia page: https://en.wikipedia.org/wiki/Elliptic_curve_point_multiplication CAUTION: Just for demonstration purposes, not use it in real products.

Field Summary

Fields

Modifier and Type	Field and Description
static java.security.spec.ECPoint	INFINITY Deprecated.
static ECOperator	SECP256K1 Deprecated.
static ECOperator	SECP256R1 Deprecated.
static ECOperator	SM2 Deprecated.

Constructor Summary

Constructors

Constructor and Description
ECOperator(java.math.BigInteger a, java.math.BigInteger b, java.math.BigInteger prime, java.security.spec.ECPoint generator, java.math.BigInteger order, int cofactor) Deprecated.
ECOperator(java.security.spec.ECParameterSpec paramSpec) Deprecated.

Method Summary

Modifier and Type	Method and Description
java.security.spec.ECPoint	add(java.security.spec.ECPoint p1, java.security.spec.ECPoint p2) Deprecated.
boolean	checkOrder(java.security.spec.ECPoint p) Deprecated.
java.security.spec.ECPoint	doubling(java.security.spec.ECPoint p) Deprecated.
java.math.BigInteger	getA() Deprecated.
java.math.BigInteger	getB() Deprecated.
int	getCofactor() Deprecated.
java.security.spec.EllipticCurve	getCurve() Deprecated.
java.security.spec.ECPoint	getGenerator() Deprecated.
java.math.BigInteger	getOrder() Deprecated.
java.math.BigInteger	getPrime() Deprecated.
boolean	isOnCurve(java.security.spec.ECPoint p) Deprecated.
java.security.spec.ECPoint	multiply(java.math.BigInteger k) Deprecated.
java.security.spec.ECPoint	multiply(java.security.spec.ECPoint p, java.math.BigInteger k) Deprecated.
java.security.spec.ECPoint	multiply(java.security.spec.ECPoint p, long k) Deprecated.
java.security.spec.ECPoint	multiply(long k) Deprecated.
java.security.spec.ECPoint	subtract(java.security.spec.ECPoint p1, java.security.spec.ECPoint p2) Deprecated.

Methods inherited from class java.lang.Object

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

Field Detail

SM2

public static final ECOperator SM2

Deprecated.

SECP256R1

public static final ECOperator SECP256R1

Deprecated.

SECP256K1

public static final ECOperator SECP256K1

Deprecated.

INFINITY

public static final java.security.spec.ECPoint INFINITY

Deprecated.

Constructor Detail

ECOperator

public ECOperator(java.security.spec.ECParameterSpec paramSpec)

Deprecated.

ECOperator

public ECOperator(java.math.BigInteger a,
                  java.math.BigInteger b,
                  java.math.BigInteger prime,
                  java.security.spec.ECPoint generator,
                  java.math.BigInteger order,
                  int cofactor)

Deprecated.

Method Detail

getA

public java.math.BigInteger getA()

Deprecated.

getB

public java.math.BigInteger getB()

Deprecated.

getPrime

public java.math.BigInteger getPrime()

Deprecated.

getGenerator

public java.security.spec.ECPoint getGenerator()

Deprecated.

getOrder

public java.math.BigInteger getOrder()

Deprecated.

getCofactor

public int getCofactor()

Deprecated.

getCurve

public java.security.spec.EllipticCurve getCurve()

Deprecated.

isOnCurve

public boolean isOnCurve(java.security.spec.ECPoint p)

Deprecated.

checkOrder

public boolean checkOrder(java.security.spec.ECPoint p)

Deprecated.

add

public java.security.spec.ECPoint add(java.security.spec.ECPoint p1,
                                      java.security.spec.ECPoint p2)

Deprecated.

doubling

public java.security.spec.ECPoint doubling(java.security.spec.ECPoint p)

Deprecated.

subtract

public java.security.spec.ECPoint subtract(java.security.spec.ECPoint p1,
                                           java.security.spec.ECPoint p2)

Deprecated.

multiply

public java.security.spec.ECPoint multiply(java.security.spec.ECPoint p,
                                           java.math.BigInteger k)

Deprecated.

multiply

public java.security.spec.ECPoint multiply(java.security.spec.ECPoint p,
                                           long k)

Deprecated.

multiply

public java.security.spec.ECPoint multiply(java.math.BigInteger k)

Deprecated.

multiply

public java.security.spec.ECPoint multiply(long k)

Deprecated.