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8373231: ECDSAOperations::toAffinePoint is redundant #28691

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8373231: ECDSAOperations::toAffinePoint is redundant #28691

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12 changes: 2 additions & 10 deletions src/java.base/share/classes/sun/security/ec/ECDSAOperations.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, 2024, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
Expand Down Expand Up @@ -68,7 +68,7 @@ public byte[] getNonceValue() {

public ECDSAOperations(ECOperations ecOps, ECPoint basePoint) {
this.ecOps = ecOps;
this.basePoint = toAffinePoint(basePoint, ecOps.getField());
this.basePoint = AffinePoint.fromECPoint(basePoint, ecOps.getField());
}

public ECOperations getEcOperations() {
Expand All @@ -79,14 +79,6 @@ public AffinePoint basePointMultiply(byte[] scalar) {
return ecOps.multiply(basePoint, scalar).asAffine();
}

public static AffinePoint toAffinePoint(ECPoint point,
IntegerFieldModuloP field) {

ImmutableIntegerModuloP affineX = field.getElement(point.getAffineX());
ImmutableIntegerModuloP affineY = field.getElement(point.getAffineY());
return new AffinePoint(affineX, affineY);
}

public static
Optional<ECDSAOperations> forParameters(ECParameterSpec ecParams) {
Optional<ECOperations> curveOps =
Expand Down
4 changes: 2 additions & 2 deletions test/jdk/sun/security/ec/ECDSAPrimitive.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, 2024, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
Expand Down Expand Up @@ -249,7 +249,7 @@ private static boolean verifySignedDigestImpl(ECDSAOperations ops, ECPoint publi

byte[] u1Bytes = u1.asByteArray(length);
byte[] u2Bytes = u2.asByteArray(length);
AffinePoint publicKeyPoint = ECDSAOperations.toAffinePoint(publicKey,
AffinePoint publicKeyPoint = AffinePoint.fromECPoint(publicKey,
ecOps.getField());
MutablePoint R = ecOps.multiply(publicKeyPoint, u2Bytes);
AffinePoint a1 = ops.basePointMultiply(u1Bytes);
Expand Down