what-the-bank/sources/org/bouncycastle/crypto/prng/X931SecureRandom.java

53 lines
1.6 KiB
Java

package org.bouncycastle.crypto.prng;
import java.security.SecureRandom;
/* loaded from: classes6.dex */
public class X931SecureRandom extends SecureRandom {
private final X931RNG drbg;
private final boolean predictionResistant;
private final SecureRandom randomSource;
@Override // java.security.SecureRandom
public void setSeed(byte[] bArr) {
synchronized (this) {
SecureRandom secureRandom = this.randomSource;
if (secureRandom != null) {
secureRandom.setSeed(bArr);
}
}
}
@Override // java.security.SecureRandom, java.util.Random
public void setSeed(long j) {
synchronized (this) {
SecureRandom secureRandom = this.randomSource;
if (secureRandom != null) {
secureRandom.setSeed(j);
}
}
}
@Override // java.security.SecureRandom, java.util.Random
public void nextBytes(byte[] bArr) {
synchronized (this) {
if (this.drbg.generate(bArr, this.predictionResistant) < 0) {
this.drbg.reseed();
this.drbg.generate(bArr, this.predictionResistant);
}
}
}
@Override // java.security.SecureRandom
public byte[] generateSeed(int i) {
return EntropyUtil.generateSeed(this.drbg.getEntropySource(), i);
}
/* JADX INFO: Access modifiers changed from: package-private */
public X931SecureRandom(SecureRandom secureRandom, X931RNG x931rng, boolean z) {
this.randomSource = secureRandom;
this.drbg = x931rng;
this.predictionResistant = z;
}
}