OLD | NEW |
| (Empty) |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "net/quic/crypto/chacha20_poly1305_encrypter.h" | |
6 | |
7 #include <openssl/evp.h> | |
8 | |
9 namespace net { | |
10 | |
11 namespace { | |
12 | |
13 const size_t kKeySize = 32; | |
14 const size_t kNoncePrefixSize = 0; | |
15 | |
16 } // namespace | |
17 | |
18 // QUIC currently uses the draft-agl-tls-chacha20poly1305-04 ChaCha20-Poly1305 | |
19 // construction rather than RFC 7539. | |
20 ChaCha20Poly1305Encrypter::ChaCha20Poly1305Encrypter() | |
21 : AeadBaseEncrypter(EVP_aead_chacha20_poly1305_old(), | |
22 kKeySize, | |
23 kAuthTagSize, | |
24 kNoncePrefixSize) { | |
25 static_assert(kKeySize <= kMaxKeySize, "key size too big"); | |
26 static_assert(kNoncePrefixSize <= kMaxNoncePrefixSize, | |
27 "nonce prefix size too big"); | |
28 } | |
29 | |
30 ChaCha20Poly1305Encrypter::~ChaCha20Poly1305Encrypter() {} | |
31 | |
32 } // namespace net | |
OLD | NEW |