de.flexiprovider.ec.parameters
Class CurveParams.CurveParamsGF2n

java.lang.Object
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  +--de.flexiprovider.ec.parameters.CurveParams
        |
        +--de.flexiprovider.ec.parameters.CurveParams.CurveParamsGF2n

All Implemented Interfaces:

AlgorithmParameterSpec, java.security.spec.AlgorithmParameterSpec

Direct Known Subclasses:

CurveParams.CurveParamsGF2nONB, CurveParams.CurveParamsGF2nPentanomial, CurveParams.CurveParamsGF2nTrinomial

Enclosing class:

CurveParams

public abstract static class CurveParams.CurveParamsGF2n

extends CurveParams

Inner class for representing char 2 curve parameters.

Inner classes inherited from class de.flexiprovider.ec.parameters.CurveParams

CurveParams.CurveParamsGF2n, CurveParams.CurveParamsGF2nONB, CurveParams.CurveParamsGF2nPentanomial, CurveParams.CurveParamsGF2nTrinomial, CurveParams.CurveParamsGFP

Field Summary

protected int

n extension degree n

Fields inherited from class de.flexiprovider.ec.parameters.CurveParams

E, g, q

Constructor Summary

protected	CurveParams.CurveParamsGF2n(PointGF2n g, FlexiBigInt r, int n, int k) Construct new curve parameters from the given parameters.
protected	CurveParams.CurveParamsGF2n(java.lang.String r, java.lang.String n, java.lang.String k) Construct new curve parameters from the given Strings.
protected	CurveParams.CurveParamsGF2n(java.lang.String oid, java.lang.String r, java.lang.String n, java.lang.String k) Construct new curve parameters from the given Strings.

Method Summary

boolean	equals(java.lang.Object other) Compare these parameters with another object.
int	getN()
int	hashCode()

Methods inherited from class de.flexiprovider.ec.parameters.CurveParams

getE, getG, getK, getOID, getQ, getR

Methods inherited from class java.lang.Object

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

Field Detail

n

protected int n

extension degree n

Constructor Detail

CurveParams.CurveParamsGF2n

protected CurveParams.CurveParamsGF2n(java.lang.String r,
                                      java.lang.String n,
                                      java.lang.String k)

Construct new curve parameters from the given Strings.

Parameters:

r - order r of basepoint G

n - extension degree n

k - cofactor k

CurveParams.CurveParamsGF2n

protected CurveParams.CurveParamsGF2n(java.lang.String oid,
                                      java.lang.String r,
                                      java.lang.String n,
                                      java.lang.String k)

Construct new curve parameters from the given Strings.

Parameters:

oid - OID of the curve parameters

r - order r of basepoint G

n - extension degree n

k - cofactor k

CurveParams.CurveParamsGF2n

protected CurveParams.CurveParamsGF2n(PointGF2n g,
                                      FlexiBigInt r,
                                      int n,
                                      int k)

Construct new curve parameters from the given parameters.

Parameters:

g - basepoint G

r - order r of basepoint G

n - extension degree n

k - cofactor k

Method Detail

getN

public int getN()

Returns:

the extension degree n of the underlying field

hashCode

public int hashCode()

Overrides:

hashCode in class CurveParams

Returns:

the hash code of these curve parameters

equals

public boolean equals(java.lang.Object other)

Compare these parameters with another object.

Overrides:

equals in class CurveParams

Parameters:

other - the other object

Returns:

the result of the comparison