package org.bouncycastle.math.ec.custom.sec; import org.bouncycastle.math.ec.ECCurve; import org.bouncycastle.math.ec.ECFieldElement; import org.bouncycastle.math.ec.ECPoint; import org.bouncycastle.math.raw.Nat; import org.bouncycastle.math.raw.Nat224; /* loaded from: classes6.dex */ public class SecP224K1Point extends ECPoint.AbstractFp { @Override // org.bouncycastle.math.ec.ECPoint public ECPoint twicePlus(ECPoint eCPoint) { if (this == eCPoint) { return threeTimes(); } return isInfinity() ? eCPoint : eCPoint.isInfinity() ? twice() : this.y.isZero() ? eCPoint : twice().add(eCPoint); } @Override // org.bouncycastle.math.ec.ECPoint public ECPoint twice() { if (isInfinity()) { return this; } ECCurve curve = getCurve(); SecP224K1FieldElement secP224K1FieldElement = (SecP224K1FieldElement) this.y; if (secP224K1FieldElement.isZero()) { return curve.getInfinity(); } SecP224K1FieldElement secP224K1FieldElement2 = (SecP224K1FieldElement) this.x; SecP224K1FieldElement secP224K1FieldElement3 = (SecP224K1FieldElement) this.zs[0]; int[] create = Nat224.create(); SecP224K1Field.square(secP224K1FieldElement.x, create); int[] create2 = Nat224.create(); SecP224K1Field.square(create, create2); int[] create3 = Nat224.create(); SecP224K1Field.square(secP224K1FieldElement2.x, create3); SecP224K1Field.reduce32(Nat224.addBothTo(create3, create3, create3), create3); SecP224K1Field.multiply(create, secP224K1FieldElement2.x, create); SecP224K1Field.reduce32(Nat.shiftUpBits(7, create, 2, 0), create); int[] create4 = Nat224.create(); SecP224K1Field.reduce32(Nat.shiftUpBits(7, create2, 3, 0, create4), create4); SecP224K1FieldElement secP224K1FieldElement4 = new SecP224K1FieldElement(create2); SecP224K1Field.square(create3, secP224K1FieldElement4.x); SecP224K1Field.subtract(secP224K1FieldElement4.x, create, secP224K1FieldElement4.x); SecP224K1Field.subtract(secP224K1FieldElement4.x, create, secP224K1FieldElement4.x); SecP224K1FieldElement secP224K1FieldElement5 = new SecP224K1FieldElement(create); SecP224K1Field.subtract(create, secP224K1FieldElement4.x, secP224K1FieldElement5.x); SecP224K1Field.multiply(secP224K1FieldElement5.x, create3, secP224K1FieldElement5.x); SecP224K1Field.subtract(secP224K1FieldElement5.x, create4, secP224K1FieldElement5.x); SecP224K1FieldElement secP224K1FieldElement6 = new SecP224K1FieldElement(create3); SecP224K1Field.twice(secP224K1FieldElement.x, secP224K1FieldElement6.x); if (!secP224K1FieldElement3.isOne()) { SecP224K1Field.multiply(secP224K1FieldElement6.x, secP224K1FieldElement3.x, secP224K1FieldElement6.x); } return new SecP224K1Point(curve, secP224K1FieldElement4, secP224K1FieldElement5, new ECFieldElement[]{secP224K1FieldElement6}, this.withCompression); } @Override // org.bouncycastle.math.ec.ECPoint public ECPoint threeTimes() { return (isInfinity() || this.y.isZero()) ? this : twice().add(this); } @Override // org.bouncycastle.math.ec.ECPoint public ECPoint negate() { return isInfinity() ? this : new SecP224K1Point(this.curve, this.x, this.y.negate(), this.zs, this.withCompression); } @Override // org.bouncycastle.math.ec.ECPoint public ECPoint detach() { return new SecP224K1Point(null, getAffineXCoord(), getAffineYCoord()); } @Override // org.bouncycastle.math.ec.ECPoint public ECPoint add(ECPoint eCPoint) { int[] iArr; int[] iArr2; int[] iArr3; int[] iArr4; if (isInfinity()) { return eCPoint; } if (eCPoint.isInfinity()) { return this; } if (this == eCPoint) { return twice(); } ECCurve curve = getCurve(); SecP224K1FieldElement secP224K1FieldElement = (SecP224K1FieldElement) this.x; SecP224K1FieldElement secP224K1FieldElement2 = (SecP224K1FieldElement) this.y; SecP224K1FieldElement secP224K1FieldElement3 = (SecP224K1FieldElement) eCPoint.getXCoord(); SecP224K1FieldElement secP224K1FieldElement4 = (SecP224K1FieldElement) eCPoint.getYCoord(); SecP224K1FieldElement secP224K1FieldElement5 = (SecP224K1FieldElement) this.zs[0]; SecP224K1FieldElement secP224K1FieldElement6 = (SecP224K1FieldElement) eCPoint.getZCoord(0); int[] createExt = Nat224.createExt(); int[] create = Nat224.create(); int[] create2 = Nat224.create(); int[] create3 = Nat224.create(); boolean isOne = secP224K1FieldElement5.isOne(); if (isOne) { iArr = secP224K1FieldElement3.x; iArr2 = secP224K1FieldElement4.x; } else { SecP224K1Field.square(secP224K1FieldElement5.x, create2); SecP224K1Field.multiply(create2, secP224K1FieldElement3.x, create); SecP224K1Field.multiply(create2, secP224K1FieldElement5.x, create2); SecP224K1Field.multiply(create2, secP224K1FieldElement4.x, create2); iArr = create; iArr2 = create2; } boolean isOne2 = secP224K1FieldElement6.isOne(); if (isOne2) { iArr3 = secP224K1FieldElement.x; iArr4 = secP224K1FieldElement2.x; } else { SecP224K1Field.square(secP224K1FieldElement6.x, create3); SecP224K1Field.multiply(create3, secP224K1FieldElement.x, createExt); SecP224K1Field.multiply(create3, secP224K1FieldElement6.x, create3); SecP224K1Field.multiply(create3, secP224K1FieldElement2.x, create3); iArr3 = createExt; iArr4 = create3; } int[] create4 = Nat224.create(); SecP224K1Field.subtract(iArr3, iArr, create4); SecP224K1Field.subtract(iArr4, iArr2, create); if (Nat224.isZero(create4)) { return Nat224.isZero(create) ? twice() : curve.getInfinity(); } SecP224K1Field.square(create4, create2); int[] create5 = Nat224.create(); SecP224K1Field.multiply(create2, create4, create5); SecP224K1Field.multiply(create2, iArr3, create2); SecP224K1Field.negate(create5, create5); Nat224.mul(iArr4, create5, createExt); SecP224K1Field.reduce32(Nat224.addBothTo(create2, create2, create5), create5); SecP224K1FieldElement secP224K1FieldElement7 = new SecP224K1FieldElement(create3); SecP224K1Field.square(create, secP224K1FieldElement7.x); SecP224K1Field.subtract(secP224K1FieldElement7.x, create5, secP224K1FieldElement7.x); SecP224K1FieldElement secP224K1FieldElement8 = new SecP224K1FieldElement(create5); SecP224K1Field.subtract(create2, secP224K1FieldElement7.x, secP224K1FieldElement8.x); SecP224K1Field.multiplyAddToExt(secP224K1FieldElement8.x, create, createExt); SecP224K1Field.reduce(createExt, secP224K1FieldElement8.x); SecP224K1FieldElement secP224K1FieldElement9 = new SecP224K1FieldElement(create4); if (!isOne) { SecP224K1Field.multiply(secP224K1FieldElement9.x, secP224K1FieldElement5.x, secP224K1FieldElement9.x); } if (!isOne2) { SecP224K1Field.multiply(secP224K1FieldElement9.x, secP224K1FieldElement6.x, secP224K1FieldElement9.x); } return new SecP224K1Point(curve, secP224K1FieldElement7, secP224K1FieldElement8, new ECFieldElement[]{secP224K1FieldElement9}, this.withCompression); } /* JADX INFO: Access modifiers changed from: package-private */ public SecP224K1Point(ECCurve eCCurve, ECFieldElement eCFieldElement, ECFieldElement eCFieldElement2, ECFieldElement[] eCFieldElementArr, boolean z) { super(eCCurve, eCFieldElement, eCFieldElement2, eCFieldElementArr); this.withCompression = z; } public SecP224K1Point(ECCurve eCCurve, ECFieldElement eCFieldElement, ECFieldElement eCFieldElement2, boolean z) { super(eCCurve, eCFieldElement, eCFieldElement2); if ((eCFieldElement == null) != (eCFieldElement2 == null)) { throw new IllegalArgumentException("Exactly one of the field elements is null"); } this.withCompression = z; } public SecP224K1Point(ECCurve eCCurve, ECFieldElement eCFieldElement, ECFieldElement eCFieldElement2) { this(eCCurve, eCFieldElement, eCFieldElement2, false); } }