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Update BouncyCastle to 1.60.

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This commit is contained in:
Andreas Schildbach 2018-10-23 16:16:08 +02:00
parent ad262de961
commit 64ab2d4519
2 changed files with 3 additions and 5 deletions
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2
core/build.gradle
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@ -6,7 +6,7 @@ version = '0.15-SNAPSHOT'
archivesBaseName = 'bitcoinj-core' archivesBaseName = 'bitcoinj-core'
dependencies { dependencies {
compile 'org.bouncycastle:bcprov-jdk15on:1.58' compile 'org.bouncycastle:bcprov-jdk15on:1.60'
implementation 'com.lambdaworks:scrypt:1.4.0' implementation 'com.lambdaworks:scrypt:1.4.0'
implementation 'com.google.guava:guava:24.0-android' implementation 'com.google.guava:guava:24.0-android'
compile 'com.google.protobuf:protobuf-java:3.5.1' compile 'com.google.protobuf:protobuf-java:3.5.1'

6
core/src/main/java/org/bitcoinj/core/ECKey.java
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@ -136,10 +136,8 @@ public class ECKey implements EncryptableItem {
if (Utils.isAndroidRuntime()) if (Utils.isAndroidRuntime())
new LinuxSecureRandom(); new LinuxSecureRandom();
// Tell Bouncy Castle to precompute data that's needed during secp256k1 calculations. Increasing the width // Tell Bouncy Castle to precompute data that's needed during secp256k1 calculations.
// number makes calculations faster, but at a cost of extra memory usage and with decreasing returns. 12 was FixedPointUtil.precompute(CURVE_PARAMS.getG());
// picked after consulting with the BC team.
FixedPointUtil.precompute(CURVE_PARAMS.getG(), 12);
CURVE = new ECDomainParameters(CURVE_PARAMS.getCurve(), CURVE_PARAMS.getG(), CURVE_PARAMS.getN(), CURVE = new ECDomainParameters(CURVE_PARAMS.getCurve(), CURVE_PARAMS.getG(), CURVE_PARAMS.getN(),
CURVE_PARAMS.getH()); CURVE_PARAMS.getH());
HALF_CURVE_ORDER = CURVE_PARAMS.getN().shiftRight(1); HALF_CURVE_ORDER = CURVE_PARAMS.getN().shiftRight(1);