| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "net/quic/crypto/chacha20_poly1305_encrypter.h" |
| |
| #include <openssl/evp.h> |
| |
| namespace net { |
| |
| namespace { |
| |
| const size_t kKeySize = 32; |
| const size_t kNoncePrefixSize = 4; |
| |
| } // namespace |
| |
| ChaCha20Poly1305Encrypter::ChaCha20Poly1305Encrypter() |
| : AeadBaseEncrypter(EVP_aead_chacha20_poly1305(), |
| kKeySize, |
| kAuthTagSize, |
| kNoncePrefixSize) { |
| static_assert(kKeySize <= kMaxKeySize, "key size too big"); |
| static_assert(kNoncePrefixSize <= kMaxNoncePrefixSize, |
| "nonce prefix size too big"); |
| } |
| |
| ChaCha20Poly1305Encrypter::~ChaCha20Poly1305Encrypter() {} |
| |
| } // namespace net |