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The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 and up. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.

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package org.bouncycastle.jcajce.provider.symmetric;

import org.bouncycastle.jcajce.provider.config.ConfigurableProvider;
import org.bouncycastle.jcajce.provider.util.AlgorithmProvider;

abstract class SymmetricAlgorithmProvider
    extends AlgorithmProvider
{
    protected void addCMacAlgorithm(
        ConfigurableProvider provider,
        String algorithm,
        String algorithmClassName,
        String keyGeneratorClassName)
    {
        provider.addAlgorithm("Mac." + algorithm + "-CMAC", algorithmClassName);
        provider.addAlgorithm("Alg.Alias.Mac." + algorithm + "CMAC", algorithm + "-CMAC");

        provider.addAlgorithm("KeyGenerator." + algorithm + "-CMAC", keyGeneratorClassName);
        provider.addAlgorithm("Alg.Alias.KeyGenerator." + algorithm + "CMAC",  algorithm + "-CMAC");
    }

    protected void addGMacAlgorithm(
        ConfigurableProvider provider,
        String algorithm,
        String algorithmClassName,
        String keyGeneratorClassName)
    {
        provider.addAlgorithm("Mac." + algorithm + "-GMAC", algorithmClassName);
        provider.addAlgorithm("Alg.Alias.Mac." + algorithm + "GMAC", algorithm + "-GMAC");

        provider.addAlgorithm("KeyGenerator." + algorithm + "-GMAC", keyGeneratorClassName);
        provider.addAlgorithm("Alg.Alias.KeyGenerator." + algorithm + "GMAC",  algorithm + "-GMAC");
    }

    protected void addPoly1305Algorithm(ConfigurableProvider provider,
                                        String algorithm,
                                        String algorithmClassName,
                                        String keyGeneratorClassName)
    {
        provider.addAlgorithm("Mac.POLY1305-" + algorithm, algorithmClassName);
        provider.addAlgorithm("Alg.Alias.Mac.POLY1305" + algorithm, "POLY1305-" + algorithm);

        provider.addAlgorithm("KeyGenerator.POLY1305-" + algorithm, keyGeneratorClassName);
        provider.addAlgorithm("Alg.Alias.KeyGenerator.POLY1305" + algorithm, "POLY1305-" + algorithm);
    }

}