org.bouncycastle.jcajce.spec.SLHDSAParameterSpec Maven / Gradle / Ivy

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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 1.4.
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package org.bouncycastle.jcajce.spec;

import java.security.spec.AlgorithmParameterSpec;
import java.util.HashMap;
import java.util.Map;

import org.bouncycastle.util.Strings;

/**
 * AlgorithmSpec for SLH-DSA
 */
public class SLHDSAParameterSpec
    implements AlgorithmParameterSpec
{
    public static final SLHDSAParameterSpec slh_dsa_sha2_128f = new SLHDSAParameterSpec("SLH-DSA-SHA2-128F");
    public static final SLHDSAParameterSpec slh_dsa_sha2_128s = new SLHDSAParameterSpec("SLH-DSA-SHA2-128S");

    public static final SLHDSAParameterSpec slh_dsa_sha2_192f = new SLHDSAParameterSpec("SLH-DSA-SHA2-192F");
    public static final SLHDSAParameterSpec slh_dsa_sha2_192s = new SLHDSAParameterSpec("SLH-DSA-SHA2-192S");

    public static final SLHDSAParameterSpec slh_dsa_sha2_256f = new SLHDSAParameterSpec("SLH-DSA-SHA2-256F");
    public static final SLHDSAParameterSpec slh_dsa_sha2_256s = new SLHDSAParameterSpec("SLH-DSA-SHA2-256S");

    // SHAKE-256.

    public static final SLHDSAParameterSpec slh_dsa_shake_128f = new SLHDSAParameterSpec("SLH-DSA-SHAKE-128F");
    public static final SLHDSAParameterSpec slh_dsa_shake_128s = new SLHDSAParameterSpec("SLH-DSA-SHAKE-128S");

    public static final SLHDSAParameterSpec slh_dsa_shake_192f = new SLHDSAParameterSpec("SLH-DSA-SHAKE-192F");
    public static final SLHDSAParameterSpec slh_dsa_shake_192s = new SLHDSAParameterSpec("SLH-DSA-SHAKE-192S");

    public static final SLHDSAParameterSpec slh_dsa_shake_256f = new SLHDSAParameterSpec("SLH-DSA-SHAKE-256F");
    public static final SLHDSAParameterSpec slh_dsa_shake_256s = new SLHDSAParameterSpec("SLH-DSA-SHAKE-256S");

    // PREHASH
    public static final SLHDSAParameterSpec slh_dsa_sha2_128f_with_sha256 = new SLHDSAParameterSpec("SLH-DSA-SHA2-128F-WITH-SHA256");
    public static final SLHDSAParameterSpec slh_dsa_sha2_128s_with_sha256 = new SLHDSAParameterSpec("SLH-DSA-SHA2-128S-WITH-SHA256");

    public static final SLHDSAParameterSpec slh_dsa_sha2_192f_with_sha512 = new SLHDSAParameterSpec("SLH-DSA-SHA2-192F-WITH-SHA512");
    public static final SLHDSAParameterSpec slh_dsa_sha2_192s_with_sha512 = new SLHDSAParameterSpec("SLH-DSA-SHA2-192S-WITH-SHA512");

    public static final SLHDSAParameterSpec slh_dsa_sha2_256f_with_sha512 = new SLHDSAParameterSpec("SLH-DSA-SHA2-256F-WITH-SHA512");
    public static final SLHDSAParameterSpec slh_dsa_sha2_256s_with_sha512 = new SLHDSAParameterSpec("SLH-DSA-SHA2-256S-WITH-SHA512");

    // SHAKE-256.

    public static final SLHDSAParameterSpec slh_dsa_shake_128f_with_shake128 = new SLHDSAParameterSpec("SLH-DSA-SHAKE-128F-WITH-SHAKE128");
    public static final SLHDSAParameterSpec slh_dsa_shake_128s_with_shake128 = new SLHDSAParameterSpec("SLH-DSA-SHAKE-128S-WITH-SHAKE128");

    public static final SLHDSAParameterSpec slh_dsa_shake_192f_with_shake256 = new SLHDSAParameterSpec("SLH-DSA-SHAKE-192F-WITH-SHAKE256");
    public static final SLHDSAParameterSpec slh_dsa_shake_192s_with_shake256 = new SLHDSAParameterSpec("SLH-DSA-SHAKE-192S-WITH-SHAKE256");

    public static final SLHDSAParameterSpec slh_dsa_shake_256f_with_shake256 = new SLHDSAParameterSpec("SLH-DSA-SHAKE-256F-WITH-SHAKE256");
    public static final SLHDSAParameterSpec slh_dsa_shake_256s_with_shake256 = new SLHDSAParameterSpec("SLH-DSA-SHAKE-256S-WITH-SHAKE256");

    private static Map parameters = new HashMap();

    static
    {
        parameters.put("slh-dsa-sha2-128f", SLHDSAParameterSpec.slh_dsa_sha2_128f);
        parameters.put("slh-dsa-sha2-128s", SLHDSAParameterSpec.slh_dsa_sha2_128s);
        parameters.put("slh-dsa-sha2-192f", SLHDSAParameterSpec.slh_dsa_sha2_192f);
        parameters.put("slh-dsa-sha2-192s", SLHDSAParameterSpec.slh_dsa_sha2_192s);
        parameters.put("slh-dsa-sha2-256f", SLHDSAParameterSpec.slh_dsa_sha2_256f);
        parameters.put("slh-dsa-sha2-256s", SLHDSAParameterSpec.slh_dsa_sha2_256s);

        parameters.put("sha2-128f", SLHDSAParameterSpec.slh_dsa_sha2_128f);
        parameters.put("sha2-128s", SLHDSAParameterSpec.slh_dsa_sha2_128s);
        parameters.put("sha2-192f", SLHDSAParameterSpec.slh_dsa_sha2_192f);
        parameters.put("sha2-192s", SLHDSAParameterSpec.slh_dsa_sha2_192s);
        parameters.put("sha2-256f", SLHDSAParameterSpec.slh_dsa_sha2_256f);
        parameters.put("sha2-256s", SLHDSAParameterSpec.slh_dsa_sha2_256s);

        parameters.put("slh-dsa-shake-128f", SLHDSAParameterSpec.slh_dsa_shake_128f);
        parameters.put("slh-dsa-shake-128s", SLHDSAParameterSpec.slh_dsa_shake_128s);
        parameters.put("slh-dsa-shake-192f", SLHDSAParameterSpec.slh_dsa_shake_192f);
        parameters.put("slh-dsa-shake-192s", SLHDSAParameterSpec.slh_dsa_shake_192s);
        parameters.put("slh-dsa-shake-256f", SLHDSAParameterSpec.slh_dsa_shake_256f);
        parameters.put("slh-dsa-shake-256s", SLHDSAParameterSpec.slh_dsa_shake_256s);

        parameters.put("shake-128f", SLHDSAParameterSpec.slh_dsa_shake_128f);
        parameters.put("shake-128s", SLHDSAParameterSpec.slh_dsa_shake_128s);
        parameters.put("shake-192f", SLHDSAParameterSpec.slh_dsa_shake_192f);
        parameters.put("shake-192s", SLHDSAParameterSpec.slh_dsa_shake_192s);
        parameters.put("shake-256f", SLHDSAParameterSpec.slh_dsa_shake_256f);
        parameters.put("shake-256s", SLHDSAParameterSpec.slh_dsa_shake_256s);

        parameters.put("slh-dsa-sha2-128f-with-sha256", SLHDSAParameterSpec.slh_dsa_sha2_128f_with_sha256);
        parameters.put("slh-dsa-sha2-128s-with-sha256", SLHDSAParameterSpec.slh_dsa_sha2_128s_with_sha256);
        parameters.put("slh-dsa-sha2-192f-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_192f_with_sha512);
        parameters.put("slh-dsa-sha2-192s-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_192s_with_sha512);
        parameters.put("slh-dsa-sha2-256f-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_256f_with_sha512);
        parameters.put("slh-dsa-sha2-256s-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_256s_with_sha512);

        parameters.put("sha2-128f-with-sha256", SLHDSAParameterSpec.slh_dsa_sha2_128f_with_sha256);
        parameters.put("sha2-128s-with-sha256", SLHDSAParameterSpec.slh_dsa_sha2_128s_with_sha256);
        parameters.put("sha2-192f-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_192f_with_sha512);
        parameters.put("sha2-192s-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_192s_with_sha512);
        parameters.put("sha2-256f-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_256f_with_sha512);
        parameters.put("sha2-256s-with-sha512", SLHDSAParameterSpec.slh_dsa_sha2_256s_with_sha512);

        parameters.put("slh-dsa-shake-128f-with-shake128", SLHDSAParameterSpec.slh_dsa_shake_128f_with_shake128);
        parameters.put("slh-dsa-shake-128s-with-shake128", SLHDSAParameterSpec.slh_dsa_shake_128s_with_shake128);
        parameters.put("slh-dsa-shake-192f-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_192f_with_shake256);
        parameters.put("slh-dsa-shake-192s-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_192s_with_shake256);
        parameters.put("slh-dsa-shake-256f-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_256f_with_shake256);
        parameters.put("slh-dsa-shake-256s-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_256s_with_shake256);

        parameters.put("shake-128f-with-shake128", SLHDSAParameterSpec.slh_dsa_shake_128f_with_shake128);
        parameters.put("shake-128s-with-shake128", SLHDSAParameterSpec.slh_dsa_shake_128s_with_shake128);
        parameters.put("shake-192f-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_192f_with_shake256);
        parameters.put("shake-192s-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_192s_with_shake256);
        parameters.put("shake-256f-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_256f_with_shake256);
        parameters.put("shake-256s-with-shake256", SLHDSAParameterSpec.slh_dsa_shake_256s_with_shake256);
    }

    private final String name;

    private SLHDSAParameterSpec(String name)
    {
        this.name = name;
    }

    public String getName()
    {
        return name;
    }

    public static SLHDSAParameterSpec fromName(String name)
    {
        if (name == null)
        {
            throw new NullPointerException("name cannot be null");
        }

        SLHDSAParameterSpec parameterSpec = (SLHDSAParameterSpec)parameters.get(Strings.toLowerCase(name));

        if (parameterSpec == null)
        {
            throw new IllegalArgumentException("unknown parameter name: " + name);
        }

        return parameterSpec;
    }
}