GordianRandomType.java

/*
 * GordianKnot: Security Suite
 * Copyright 2012-2026. Tony Washer
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License.  You may obtain a copy
 * of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package io.github.tonywasher.joceanus.gordianknot.api.random;

/**
 * SP800 Random Generator types.
 */
public enum GordianRandomType {
    /**
     * Hash based SP800 PRNG.
     */
    HASH,

    /**
     * HMAC based SP800 PRNG.
     */
    HMAC,

    /**
     * Cipher based SP800 PRNG.
     */
    CTR,

    /**
     * Cipher based X931 PRNG.
     */
    X931;

    /**
     * Does the randomType have a symKeySpec?
     *
     * @return true/false
     */
    public boolean hasSymKeySpec() {
        switch (this) {
            case CTR:
            case X931:
                return true;
            default:
                return false;
        }
    }
}