de.flexiprovider.ec.parameters
Class CurveParams.CurveParamsGF2nPentanomial

java.lang.Object
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  +--de.flexiprovider.ec.parameters.CurveParams
        |
        +--de.flexiprovider.ec.parameters.CurveParams.CurveParamsGF2n
              |
              +--de.flexiprovider.ec.parameters.CurveParams.CurveParamsGF2nPentanomial

All Implemented Interfaces:

AlgorithmParameterSpec, java.security.spec.AlgorithmParameterSpec

Direct Known Subclasses:

CurveRegistry.C2pnb163v1, CurveRegistry.C2pnb163v2, CurveRegistry.C2pnb163v3, CurveRegistry.C2pnb208w1, CurveRegistry.C2pnb272w1, CurveRegistry.C2pnb368w1

Enclosing class:

CurveParams

public static class CurveParams.CurveParamsGF2nPentanomial

extends CurveParams.CurveParamsGF2n

Inner class for representing char 2 pentanomial curve parameters.

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

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

Fields inherited from class de.flexiprovider.ec.parameters.CurveParams.CurveParamsGF2n

n

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

E, g, q

Constructor Summary

	CurveParams.CurveParamsGF2nPentanomial(PointGF2n g, FlexiBigInt r, int n, int k, int pc1, int pc2, int pc3) Construct new curve parameters from the given parameters.
	CurveParams.CurveParamsGF2nPentanomial(java.lang.String a, java.lang.String b, java.lang.String g, java.lang.String r, java.lang.String n, java.lang.String k, java.lang.String pc1, java.lang.String pc2, java.lang.String pc3) Construct new curve parameters from the given Strings.
protected	CurveParams.CurveParamsGF2nPentanomial(java.lang.String oid, java.lang.String a, java.lang.String b, java.lang.String g, java.lang.String r, java.lang.String n, java.lang.String k, java.lang.String pc1, java.lang.String pc2, java.lang.String pc3) Construct new curve parameters from the given Strings.

Method Summary

boolean	equals(java.lang.Object other) Compare these parameters with another object.
int	getPC1()
int	getPC2()
int	getPC3()
int	hashCode()

Methods inherited from class de.flexiprovider.ec.parameters.CurveParams.CurveParamsGF2n

getN

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

Constructor Detail

CurveParams.CurveParamsGF2nPentanomial

public CurveParams.CurveParamsGF2nPentanomial(java.lang.String a,
                                              java.lang.String b,
                                              java.lang.String g,
                                              java.lang.String r,
                                              java.lang.String n,
                                              java.lang.String k,
                                              java.lang.String pc1,
                                              java.lang.String pc2,
                                              java.lang.String pc3)

Construct new curve parameters from the given Strings.

Parameters:

a - curve coefficient a

b - curve coefficient b

g - basepoint G

r - order r of basepoint G

n - extension degree n

k - cofactor k

pc1 - first pentanomial coefficient

pc2 - second pentanomial coefficient

pc3 - third pentanomial coefficient

CurveParams.CurveParamsGF2nPentanomial

public CurveParams.CurveParamsGF2nPentanomial(PointGF2n g,
                                              FlexiBigInt r,
                                              int n,
                                              int k,
                                              int pc1,
                                              int pc2,
                                              int pc3)

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

pc1 - first pentanomial coefficient

pc2 - second pentanomial coefficient

pc3 - third pentanomial coefficient

CurveParams.CurveParamsGF2nPentanomial

protected CurveParams.CurveParamsGF2nPentanomial(java.lang.String oid,
                                                 java.lang.String a,
                                                 java.lang.String b,
                                                 java.lang.String g,
                                                 java.lang.String r,
                                                 java.lang.String n,
                                                 java.lang.String k,
                                                 java.lang.String pc1,
                                                 java.lang.String pc2,
                                                 java.lang.String pc3)

Construct new curve parameters from the given Strings.

Parameters:

oid - OID of the curve parameters

a - curve coefficient a

b - curve coefficient b

g - basepoint G

r - order r of basepoint G

n - extension degree n

k - cofactor k

pc1 - first pentanomial coefficient

pc2 - second pentanomial coefficient

pc3 - third pentanomial coefficient

Method Detail

getPC1

public int getPC1()

Returns:

the first pentanomial coefficient

getPC2

public int getPC2()

Returns:

the second pentanomial coefficient

getPC3

public int getPC3()

Returns:

the third pentanomial coefficient

hashCode

public int hashCode()

Overrides:

hashCode in class CurveParams.CurveParamsGF2n

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.CurveParamsGF2n

Parameters:

other - the other object

Returns:

the result of the comparison