org.bouncycastle.jcajce.provider.digest.SHA3.java Source code

Introduction

Here is the source code for org.bouncycastle.jcajce.provider.digest.SHA3.java

Source

package org.bouncycastle.jcajce.provider.digest;

import org.bouncycastle.asn1.nist.NISTObjectIdentifiers;
import org.bouncycastle.crypto.CipherKeyGenerator;
import org.bouncycastle.crypto.digests.SHA3Digest;
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 SHA3 {
    private SHA3() {

    }

    static public class DigestSHA3 extends BCMessageDigest implements Cloneable {
        public DigestSHA3(int size) {
            super(new SHA3Digest(size));
        }

        public Object clone() throws CloneNotSupportedException {
            BCMessageDigest d = (BCMessageDigest) super.clone();
            d.digest = new SHA3Digest((SHA3Digest) digest);

            return d;
        }
    }

    public static class HashMacSHA3 extends BaseMac {
        public HashMacSHA3(int size) {
            super(new HMac(new SHA3Digest(size)));
        }
    }

    public static class KeyGeneratorSHA3 extends BaseKeyGenerator {
        public KeyGeneratorSHA3(int size) {
            super("HMACSHA3-" + size, size, new CipherKeyGenerator());
        }
    }

    static public class Digest224 extends DigestSHA3 {
        public Digest224() {
            super(224);
        }
    }

    static public class Digest256 extends DigestSHA3 {
        public Digest256() {
            super(256);
        }
    }

    static public class Digest384 extends DigestSHA3 {
        public Digest384() {
            super(384);
        }
    }

    static public class Digest512 extends DigestSHA3 {
        public Digest512() {
            super(512);
        }
    }

    static public class HashMac224 extends HashMacSHA3 {
        public HashMac224() {
            super(224);
        }
    }

    static public class HashMac256 extends HashMacSHA3 {
        public HashMac256() {
            super(256);
        }
    }

    static public class HashMac384 extends HashMacSHA3 {
        public HashMac384() {
            super(384);
        }
    }

    static public class HashMac512 extends HashMacSHA3 {
        public HashMac512() {
            super(512);
        }
    }

    static public class KeyGenerator224 extends KeyGeneratorSHA3 {
        public KeyGenerator224() {
            super(224);
        }
    }

    static public class KeyGenerator256 extends KeyGeneratorSHA3 {
        public KeyGenerator256() {
            super(256);
        }
    }

    static public class KeyGenerator384 extends KeyGeneratorSHA3 {
        public KeyGenerator384() {
            super(384);
        }
    }

    static public class KeyGenerator512 extends KeyGeneratorSHA3 {
        public KeyGenerator512() {
            super(512);
        }
    }

    public static class Mappings extends DigestAlgorithmProvider {
        private static final String PREFIX = SHA3.class.getName();

        public Mappings() {
        }

        public void configure(ConfigurableProvider provider) {
            provider.addAlgorithm("MessageDigest.SHA3-224", PREFIX + "$Digest224");
            provider.addAlgorithm("MessageDigest.SHA3-256", PREFIX + "$Digest256");
            provider.addAlgorithm("MessageDigest.SHA3-384", PREFIX + "$Digest384");
            provider.addAlgorithm("MessageDigest.SHA3-512", PREFIX + "$Digest512");
            provider.addAlgorithm("MessageDigest", NISTObjectIdentifiers.id_sha3_224, PREFIX + "$Digest224");
            provider.addAlgorithm("MessageDigest", NISTObjectIdentifiers.id_sha3_256, PREFIX + "$Digest256");
            provider.addAlgorithm("MessageDigest", NISTObjectIdentifiers.id_sha3_384, PREFIX + "$Digest384");
            provider.addAlgorithm("MessageDigest", NISTObjectIdentifiers.id_sha3_512, PREFIX + "$Digest512");

            addHMACAlgorithm(provider, "SHA3-224", PREFIX + "$HashMac224", PREFIX + "$KeyGenerator224");
            addHMACAlias(provider, "SHA3-224", NISTObjectIdentifiers.id_hmacWithSHA3_224);

            addHMACAlgorithm(provider, "SHA3-256", PREFIX + "$HashMac256", PREFIX + "$KeyGenerator256");
            addHMACAlias(provider, "SHA3-256", NISTObjectIdentifiers.id_hmacWithSHA3_256);

            addHMACAlgorithm(provider, "SHA3-384", PREFIX + "$HashMac384", PREFIX + "$KeyGenerator384");
            addHMACAlias(provider, "SHA3-384", NISTObjectIdentifiers.id_hmacWithSHA3_384);

            addHMACAlgorithm(provider, "SHA3-512", PREFIX + "$HashMac512", PREFIX + "$KeyGenerator512");
            addHMACAlias(provider, "SHA3-512", NISTObjectIdentifiers.id_hmacWithSHA3_512);
        }
    }
}