| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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 org.onosproject.lisp.msg.authentication; |
| |
| /** |
| * Authentication key enumeration class. |
| * |
| * By far, LISP also support two types of MAC authentication which are |
| * HMAC-SHA-1-96 and HMAC-SHA-256-128. |
| * |
| * https://tools.ietf.org/html/rfc6830#page-39 |
| */ |
| public enum LispAuthenticationKeyEnum { |
| |
| /** No authentication. */ |
| NONE(0, null, 0), |
| |
| /** HMAC SHA1 encryption. */ |
| SHA1(1, "HmacSHA1", 20), |
| |
| /** HMAC SHA256 encryption. */ |
| SHA256(2, "HmacSHA256", 32), |
| |
| /** Unsupported authentication type. */ |
| UNKNOWN(-1, "UNKNOWN", 0); |
| |
| private short keyId; |
| private String name; |
| private short length; |
| |
| LispAuthenticationKeyEnum(int keyId, String name, int length) { |
| this.keyId = (short) keyId; |
| this.name = name; |
| this.length = (short) length; |
| } |
| |
| /** |
| * Obtains authentication key identifier. |
| * |
| * @return authentication key identifier |
| */ |
| public short getKeyId() { |
| return keyId; |
| } |
| |
| /** |
| * Obtains authentication name. |
| * |
| * @return authentication name |
| */ |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * Obtains hash length. |
| * |
| * @return hash length |
| */ |
| public short getHashLength() { |
| return length; |
| } |
| |
| /** |
| * Obtains LISP authentication key enum by providing key identifier. |
| * |
| * @param keyId LISP authentication key identifier |
| * @return LISP authentication key enum |
| */ |
| public static LispAuthenticationKeyEnum valueOf(short keyId) { |
| for (LispAuthenticationKeyEnum val : values()) { |
| if (val.getKeyId() == keyId) { |
| return val; |
| } |
| } |
| return UNKNOWN; |
| } |
| } |