org.bouncycastle.math.ec.custom.sec
Class SecP160R1FieldElement

java.lang.Object
  |
  +--org.bouncycastle.math.ec.ECFieldElement
        |
        +--org.bouncycastle.math.ec.ECFieldElement.AbstractFp
              |
              +--org.bouncycastle.math.ec.custom.sec.SecP160R1FieldElement

All Implemented Interfaces:

ECConstants

public class SecP160R1FieldElement

extends ECFieldElement.AbstractFp

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

ECFieldElement.AbstractF2m, ECFieldElement.AbstractFp, ECFieldElement.F2m, ECFieldElement.Fp

Field Summary

static java.math.BigInteger	Q
protected int[]	x

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

EIGHT, FOUR, ONE, THREE, TWO, ZERO

Constructor Summary

	SecP160R1FieldElement()
	SecP160R1FieldElement(java.math.BigInteger x)
protected	SecP160R1FieldElement(int[] x)

Method Summary

ECFieldElement	add(ECFieldElement b)
ECFieldElement	addOne()
ECFieldElement	divide(ECFieldElement b)
boolean	equals(java.lang.Object other)
java.lang.String	getFieldName()
int	getFieldSize()
int	hashCode()
ECFieldElement	invert()
boolean	isOne()
boolean	isZero()
ECFieldElement	multiply(ECFieldElement b)
ECFieldElement	negate()
ECFieldElement	sqrt() return a sqrt root - the routine verifies that the calculation returns the right value - if none exists it returns null.
ECFieldElement	square()
ECFieldElement	subtract(ECFieldElement b)
boolean	testBitZero()
java.math.BigInteger	toBigInteger()

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

bitLength, encodeTo, getEncoded, getEncodedLength, multiplyMinusProduct, multiplyPlusProduct, squareMinusProduct, squarePlusProduct, squarePow, toString

Methods inherited from class java.lang.Object

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

Field Detail

Q

public static final java.math.BigInteger Q

x

protected int[] x

Constructor Detail

SecP160R1FieldElement

public SecP160R1FieldElement(java.math.BigInteger x)

SecP160R1FieldElement

public SecP160R1FieldElement()

SecP160R1FieldElement

protected SecP160R1FieldElement(int[] x)

Method Detail

isZero

public boolean isZero()

Overrides:

isZero in class ECFieldElement

isOne

public boolean isOne()

Overrides:

isOne in class ECFieldElement

testBitZero

public boolean testBitZero()

Overrides:

testBitZero in class ECFieldElement

toBigInteger

public java.math.BigInteger toBigInteger()

Overrides:

toBigInteger in class ECFieldElement

getFieldName

public java.lang.String getFieldName()

Overrides:

getFieldName in class ECFieldElement

getFieldSize

public int getFieldSize()

Overrides:

getFieldSize in class ECFieldElement

add

public ECFieldElement add(ECFieldElement b)

Overrides:

add in class ECFieldElement

addOne

public ECFieldElement addOne()

Overrides:

addOne in class ECFieldElement

subtract

public ECFieldElement subtract(ECFieldElement b)

Overrides:

subtract in class ECFieldElement

multiply

public ECFieldElement multiply(ECFieldElement b)

Overrides:

multiply in class ECFieldElement

divide

public ECFieldElement divide(ECFieldElement b)

Overrides:

divide in class ECFieldElement

negate

public ECFieldElement negate()

Overrides:

negate in class ECFieldElement

square

public ECFieldElement square()

Overrides:

square in class ECFieldElement

invert

public ECFieldElement invert()

Overrides:

invert in class ECFieldElement

sqrt

public ECFieldElement sqrt()

return a sqrt root - the routine verifies that the calculation returns the right value - if none exists it returns null.

Overrides:

sqrt in class ECFieldElement

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object