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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8 with debug enabled.
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;
public class MD4
{
private MD4()
{
}
/**
* MD4 HashMac
*/
public static class HashMac
extends BaseMac
{
public HashMac()
{
super(new HMac(new MD4Digest()));
}
}
public static class KeyGenerator
extends BaseKeyGenerator
{
public KeyGenerator()
{
super("HMACMD4", 128, new CipherKeyGenerator());
}
}
static public class Digest
extends BCMessageDigest
implements Cloneable
{
public Digest()
{
super(new MD4Digest());
}
public Object clone()
throws CloneNotSupportedException
{
Digest d = (Digest)super.clone();
d.digest = new MD4Digest((MD4Digest)digest);
return d;
}
}
public static class Mappings
extends DigestAlgorithmProvider
{
private static final String PREFIX = MD4.class.getName();
public Mappings()
{
}
public void configure(ConfigurableProvider provider)
{
provider.addAlgorithm("MessageDigest.MD4", PREFIX + "$Digest");
provider.addAlgorithm("Alg.Alias.MessageDigest." + PKCSObjectIdentifiers.md4, "MD4");
addHMACAlgorithm(provider, "MD4", PREFIX + "$HashMac", PREFIX + "$KeyGenerator");
}
}
}
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