91 lines
2.7 KiB
Java
91 lines
2.7 KiB
Java
package org.bouncycastle.math.ec.custom.sec;
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import java.math.BigInteger;
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import org.bouncycastle.math.ec.ECCurve;
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import org.bouncycastle.math.ec.ECFieldElement;
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import org.bouncycastle.math.ec.ECMultiplier;
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import org.bouncycastle.math.ec.ECPoint;
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import org.bouncycastle.math.ec.WTauNafMultiplier;
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import org.bouncycastle.util.encoders.Hex;
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/* loaded from: classes6.dex */
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public class SecT239K1Curve extends ECCurve.AbstractF2m {
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private static final int SecT239K1_DEFAULT_COORDS = 6;
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protected SecT239K1Point infinity;
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@Override // org.bouncycastle.math.ec.ECCurve
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public int getFieldSize() {
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return 239;
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}
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public int getK1() {
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return 158;
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}
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public int getK2() {
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return 0;
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}
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public int getK3() {
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return 0;
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}
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public int getM() {
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return 239;
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}
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@Override // org.bouncycastle.math.ec.ECCurve.AbstractF2m
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public boolean isKoblitz() {
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return true;
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}
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public boolean isTrinomial() {
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return true;
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}
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@Override // org.bouncycastle.math.ec.ECCurve
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public boolean supportsCoordinateSystem(int i) {
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return i == 6;
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}
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@Override // org.bouncycastle.math.ec.ECCurve
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public ECPoint getInfinity() {
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return this.infinity;
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}
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@Override // org.bouncycastle.math.ec.ECCurve
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public ECFieldElement fromBigInteger(BigInteger bigInteger) {
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return new SecT239FieldElement(bigInteger);
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}
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@Override // org.bouncycastle.math.ec.ECCurve
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public ECPoint createRawPoint(ECFieldElement eCFieldElement, ECFieldElement eCFieldElement2, ECFieldElement[] eCFieldElementArr, boolean z) {
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return new SecT239K1Point(this, eCFieldElement, eCFieldElement2, eCFieldElementArr, z);
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}
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@Override // org.bouncycastle.math.ec.ECCurve
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public ECPoint createRawPoint(ECFieldElement eCFieldElement, ECFieldElement eCFieldElement2, boolean z) {
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return new SecT239K1Point(this, eCFieldElement, eCFieldElement2, z);
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}
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@Override // org.bouncycastle.math.ec.ECCurve
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public ECMultiplier createDefaultMultiplier() {
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return new WTauNafMultiplier();
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}
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@Override // org.bouncycastle.math.ec.ECCurve
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public ECCurve cloneCurve() {
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return new SecT239K1Curve();
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}
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public SecT239K1Curve() {
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super(239, 158, 0, 0);
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this.infinity = new SecT239K1Point(this, null, null);
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this.a = fromBigInteger(BigInteger.valueOf(0L));
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this.b = fromBigInteger(BigInteger.valueOf(1L));
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this.order = new BigInteger(1, Hex.decode("2000000000000000000000000000005A79FEC67CB6E91F1C1DA800E478A5"));
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this.cofactor = BigInteger.valueOf(4L);
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this.coord = 6;
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}
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}
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