001/*
002 * Copyright 2018 Paul Schaub.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.pgpainless.algorithm;
017
018import java.util.HashMap;
019import java.util.Map;
020
021import org.bouncycastle.bcpg.SymmetricKeyAlgorithmTags;
022
023public enum SymmetricKeyAlgorithm {
024
025    NULL            (SymmetricKeyAlgorithmTags.NULL),
026    /**
027     * IDEA is deprecated.
028     * @deprecated use a different algorithm.
029     */
030    IDEA            (SymmetricKeyAlgorithmTags.IDEA),
031    TRIPLE_DES      (SymmetricKeyAlgorithmTags.TRIPLE_DES),
032    CAST5           (SymmetricKeyAlgorithmTags.CAST5),
033    BLOWFISH        (SymmetricKeyAlgorithmTags.BLOWFISH),
034    SAFER           (SymmetricKeyAlgorithmTags.SAFER),
035    DES             (SymmetricKeyAlgorithmTags.DES),
036    AES_128         (SymmetricKeyAlgorithmTags.AES_128),
037    AES_192         (SymmetricKeyAlgorithmTags.AES_192),
038    AES_256         (SymmetricKeyAlgorithmTags.AES_256),
039    TWOFISH         (SymmetricKeyAlgorithmTags.TWOFISH),
040    CAMELLIA_128    (SymmetricKeyAlgorithmTags.CAMELLIA_128),
041    CAMELLIA_192    (SymmetricKeyAlgorithmTags.CAMELLIA_192),
042    CAMELLIA_256    (SymmetricKeyAlgorithmTags.CAMELLIA_256),
043    ;
044
045    private static final Map<Integer, SymmetricKeyAlgorithm> MAP = new HashMap<>();
046
047    static {
048        for (SymmetricKeyAlgorithm s : SymmetricKeyAlgorithm.values()) {
049            MAP.put(s.algorithmId, s);
050        }
051    }
052
053    public static SymmetricKeyAlgorithm fromId(int id) {
054        return MAP.get(id);
055    }
056
057    private final int algorithmId;
058
059    SymmetricKeyAlgorithm(int algorithmId) {
060        this.algorithmId = algorithmId;
061    }
062
063    public int getAlgorithmId() {
064        return algorithmId;
065    }
066}