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## org.bouncycastle.math.ec.custom.sec
Class SecP160R2Curve

    java.lang.Object
      org.bouncycastle.math.ec.ECCurve
          org.bouncycastle.math.ec.ECCurve.AbstractFp
              org.bouncycastle.math.ec.custom.sec.SecP160R2Curve

public class SecP160R2Curve
extends ECCurve.AbstractFp

Nested Class Summary

Nested classes inherited from class org.bouncycastle.math.ec.ECCurve
`ECCurve.AbstractF2m, ECCurve.AbstractFp, ECCurve.Config, ECCurve.F2m, ECCurve.Fp`

Field Summary
`protected SecP160R2Point` | `infinity`
`static java.math.BigInteger` | `q`

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
`SecP160R2Curve()`

Method Summary
`protected ECCurve` | `cloneCurve()`
`ECLookupTable` | `createCacheSafeLookupTable(ECPoint[] points, int off, int len)` Create a cache-safe lookup table for the specified sequence of points.
`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()`
`ECFieldElement` | `randomFieldElement(java.security.SecureRandom r)`
`ECFieldElement` | `randomFieldElementMult(java.security.SecureRandom r)`
`boolean` | `supportsCoordinateSystem(int coord)`

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

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

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

Field Detail

### q

    public static final java.math.BigInteger q

### infinity

    protected SecP160R2Point infinity

Constructor Detail

### SecP160R2Curve

    public SecP160R2Curve()

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()

  Overrides:
    `getQ` in class `ECCurve.AbstractFp`

### 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`

### getInfinity

    public ECPoint getInfinity()

  Specified by:
    `getInfinity` in class `ECCurve`

### createCacheSafeLookupTable

    public ECLookupTable createCacheSafeLookupTable(ECPoint[] points,
                                                    int off,
                                                    int len)

  Description copied from class: `ECCurve`
  Create a cache-safe lookup table for the specified sequence of points. All the points MUST belong to this `ECCurve` instance, and MUST already be normalized.

  Overrides:
    `createCacheSafeLookupTable` in class `ECCurve`

### randomFieldElement

    public ECFieldElement randomFieldElement(java.security.SecureRandom r)

  Overrides:
    `randomFieldElement` in class `ECCurve.AbstractFp`

### randomFieldElementMult

    public ECFieldElement randomFieldElementMult(java.security.SecureRandom r)

  Overrides:
    `randomFieldElementMult` in class `ECCurve.AbstractFp`

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