| // Copyright 2018 Google Inc. |
| // |
| // 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 com.google.crypto.tink.subtle; |
| |
| import java.security.InvalidKeyException; |
| |
| /** |
| * XChaCha20Poly1305 AEAD construction, as described in |
| * https://tools.ietf.org/html/draft-arciszewski-xchacha-01. |
| */ |
| public final class XChaCha20Poly1305 extends ChaCha20Poly1305Base { |
| public XChaCha20Poly1305(final byte[] key) throws InvalidKeyException { |
| super(key); |
| } |
| |
| @Override |
| ChaCha20Base newChaCha20Instance(final byte[] key, int initialCounter) |
| throws InvalidKeyException { |
| return new XChaCha20(key, initialCounter); |
| } |
| } |