1 /*
2 * Copyright 2023 The Netty Project
3 *
4 * The Netty Project licenses this file to you under the Apache License,
5 * version 2.0 (the "License"); you may not use this file except in compliance
6 * with the License. You may obtain a copy of the License at:
7 *
8 * https://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations
14 * under the License.
15 */
16 package io.netty.handler.codec.quic;
17
18 import io.netty.buffer.ByteBuf;
19
20 import java.net.InetSocketAddress;
21
22 /**
23 * {@link QuicTokenHandler} which will disable token generation / validation completely.
24 * This will reduce the round-trip for QUIC connection migration, but will also weaking the
25 * security during connection establishment.
26 */
27 final class NoQuicTokenHandler implements QuicTokenHandler {
28
29 public static final QuicTokenHandler INSTANCE = new NoQuicTokenHandler();
30
31 private NoQuicTokenHandler() {
32 }
33
34 @Override
35 public boolean writeToken(ByteBuf out, ByteBuf dcid, InetSocketAddress address) {
36 return false;
37 }
38
39 @Override
40 public int validateToken(ByteBuf token, InetSocketAddress address) {
41 return 0;
42 }
43
44 @Override
45 public int maxTokenLength() {
46 return 0;
47 }
48 }