| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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.opencord.aaa.impl; |
| |
| import org.onlab.packet.EAP; |
| |
| /** |
| * Class that is responsible to generate fake EAPOL packets in case that |
| * FORGE_EAPOL_PACKETS is set to true in the config. |
| */ |
| public final class EapolPacketGenerator { |
| |
| private EapolPacketGenerator() {} |
| |
| public static EAP forgeEapolChallengeAuth() { |
| EAP eapPayload = new EAP( |
| new Integer(1).byteValue(), new Integer(1).byteValue(), |
| new Integer(4).byteValue(), |
| hexStringToByteArray("108b4eb55f859c501b3e14a594c4997bed")); |
| return eapPayload; |
| } |
| |
| public static EAP forgeEapolSuccess() { |
| EAP eapPayload = new EAP( |
| new Integer(3).byteValue(), |
| new Integer(2).byteValue(), |
| new Integer(0).byteValue(), |
| hexStringToByteArray("") |
| ); |
| return eapPayload; |
| } |
| |
| public static byte[] hexStringToByteArray(String s) { |
| int len = s.length(); |
| byte[] data = new byte[len / 2]; |
| for (int i = 0; i < len; i += 2) { |
| data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4) |
| + Character.digit(s.charAt(i + 1), 16)); |
| } |
| return data; |
| } |
| } |