package org.bouncycastle.jcajce.provider.digest;

import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers;
import org.bouncycastle.crypto.CipherKeyGenerator;
import org.bouncycastle.crypto.digests.MD4Digest;
import org.bouncycastle.crypto.macs.HMac;
import org.bouncycastle.jcajce.provider.config.ConfigurableProvider;
import org.bouncycastle.jcajce.provider.symmetric.util.BaseKeyGenerator;
import org.bouncycastle.jcajce.provider.symmetric.util.BaseMac;

/* loaded from: classes6.dex */
public class MD4 {

    /* loaded from: classes6.dex */
    public static class Mappings extends DigestAlgorithmProvider {
        private static final String PREFIX = MD4.class.getName();

        @Override // org.bouncycastle.jcajce.provider.util.AlgorithmProvider
        public void configure(ConfigurableProvider configurableProvider) {
            StringBuilder sb = new StringBuilder();
            String str = PREFIX;
            sb.append(str);
            sb.append("$Digest");
            configurableProvider.addAlgorithm("MessageDigest.MD4", sb.toString());
            StringBuilder sb2 = new StringBuilder("Alg.Alias.MessageDigest.");
            sb2.append(PKCSObjectIdentifiers.md4);
            configurableProvider.addAlgorithm(sb2.toString(), "MD4");
            StringBuilder sb3 = new StringBuilder();
            sb3.append(str);
            sb3.append("$HashMac");
            String obj = sb3.toString();
            StringBuilder sb4 = new StringBuilder();
            sb4.append(str);
            sb4.append("$KeyGenerator");
            addHMACAlgorithm(configurableProvider, "MD4", obj, sb4.toString());
        }
    }

    /* loaded from: classes6.dex */
    public static class Digest extends BCMessageDigest implements Cloneable {
        @Override // java.security.MessageDigest, java.security.MessageDigestSpi
        public Object clone() throws CloneNotSupportedException {
            Digest digest = (Digest) super.clone();
            digest.digest = new MD4Digest((MD4Digest) this.digest);
            return digest;
        }

        public Digest() {
            super(new MD4Digest());
        }
    }

    /* loaded from: classes6.dex */
    public static class HashMac extends BaseMac {
        public HashMac() {
            super(new HMac(new MD4Digest()));
        }
    }

    /* loaded from: classes6.dex */
    public static class KeyGenerator extends BaseKeyGenerator {
        public KeyGenerator() {
            super("HMACMD4", 128, new CipherKeyGenerator());
        }
    }

    private MD4() {
    }
}