java.lang.Object
- org.bouncycastle.math.ec.ECCurve
- - org.bouncycastle.math.ec.ECCurve.AbstractFp
  - - org.bouncycastle.math.ec.ECCurve.Fp

Enclosing class:: ECCurve

public static class ECCurve.Fp
extends ECCurve.AbstractFp

Elliptic curve over Fp

Nested Class Summary
- Nested classes/interfaces inherited from class org.bouncycastle.math.ec.ECCurve
  ECCurve.AbstractF2m, ECCurve.AbstractFp, ECCurve.Config, ECCurve.F2m, ECCurve.Fp

Field Summary
- Fields inherited from class org.bouncycastle.math.ec.ECCurve
  a, b, cofactor, coord, COORD_AFFINE, COORD_HOMOGENEOUS, COORD_JACOBIAN, COORD_JACOBIAN_CHUDNOVSKY, COORD_JACOBIAN_MODIFIED, COORD_LAMBDA_AFFINE, COORD_LAMBDA_PROJECTIVE, COORD_SKEWED, endomorphism, field, multiplier, order

Constructor Summary

Constructors
Modifier	Constructor	Description
	`Fp(java.math.BigInteger q, java.math.BigInteger a, java.math.BigInteger b)`	Deprecated. use constructor taking order/cofactor
	`Fp(java.math.BigInteger q, java.math.BigInteger a, java.math.BigInteger b, java.math.BigInteger order, java.math.BigInteger cofactor)`
`protected`	`Fp(java.math.BigInteger q, java.math.BigInteger r, ECFieldElement a, ECFieldElement b, java.math.BigInteger order, java.math.BigInteger cofactor)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected ECCurve`	`cloneCurve()`
`protected ECPoint`	`createRawPoint(ECFieldElement x, ECFieldElement y)`
`protected ECPoint`	`createRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs)`
`ECFieldElement`	`fromBigInteger(java.math.BigInteger x)`
`int`	`getFieldSize()`
`ECPoint`	`getInfinity()`
`java.math.BigInteger`	`getQ()`
`ECPoint`	`importPoint(ECPoint p)`
`boolean`	`supportsCoordinateSystem(int coord)`

Methods inherited from class org.bouncycastle.math.ec.ECCurve.AbstractFp
decompressPoint, isValidFieldElement, randomFieldElement, randomFieldElementMult

Methods inherited from class org.bouncycastle.math.ec.ECCurve
checkPoint, checkPoints, checkPoints, configure, createCacheSafeLookupTable, createDefaultMultiplier, createPoint, decodePoint, equals, equals, getA, getAllCoordinateSystems, getB, getCofactor, getCoordinateSystem, getEndomorphism, getField, getMultiplier, getOrder, getPreCompInfo, hashCode, normalizeAll, normalizeAll, precompute, validatePoint

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Fp

public Fp(java.math.BigInteger q,
          java.math.BigInteger a,
          java.math.BigInteger b)

Deprecated.

use constructor taking order/cofactor

Fp

public Fp(java.math.BigInteger q,
          java.math.BigInteger a,
          java.math.BigInteger b,
          java.math.BigInteger order,
          java.math.BigInteger cofactor)

Fp

protected Fp(java.math.BigInteger q,
             java.math.BigInteger r,
             ECFieldElement a,
             ECFieldElement b,
             java.math.BigInteger order,
             java.math.BigInteger cofactor)

Method Detail

cloneCurve
```
protected ECCurve cloneCurve()
```
Specified by:

cloneCurve in class ECCurve

supportsCoordinateSystem
```
public boolean supportsCoordinateSystem(int coord)
```
Overrides:

supportsCoordinateSystem in class ECCurve

getQ
```
public java.math.BigInteger getQ()
```

getFieldSize
```
public int getFieldSize()
```
Specified by:

getFieldSize in class ECCurve

fromBigInteger

public ECFieldElement fromBigInteger(java.math.BigInteger x)

Specified by:: fromBigInteger in class ECCurve

createRawPoint

protected ECPoint createRawPoint(ECFieldElement x,
                                 ECFieldElement y)

Specified by:: createRawPoint in class ECCurve

createRawPoint

protected ECPoint createRawPoint(ECFieldElement x,
                                 ECFieldElement y,
                                 ECFieldElement[] zs)

Specified by:: createRawPoint in class ECCurve

importPoint

public ECPoint importPoint(ECPoint p)

Overrides:: importPoint in class ECCurve

getInfinity
```
public ECPoint getInfinity()
```
Specified by:

getInfinity in class ECCurve

Class ECCurve.Fp

Nested Class Summary

Nested classes/interfaces inherited from class org.bouncycastle.math.ec.ECCurve

Field Summary

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

Constructor Summary

Method Summary

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

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

Methods inherited from class java.lang.Object

Constructor Detail

Fp

Fp

Fp

Method Detail

cloneCurve

supportsCoordinateSystem

getQ

getFieldSize

fromBigInteger

createRawPoint

createRawPoint

importPoint

getInfinity