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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef NET_QUIC_CRYPTO_CHACHA20_POLY1305_DECRYPTER_H_ | 5 #ifndef NET_QUIC_CRYPTO_CHACHA20_POLY1305_DECRYPTER_H_ |
6 #define NET_QUIC_CRYPTO_CHACHA20_POLY1305_DECRYPTER_H_ | 6 #define NET_QUIC_CRYPTO_CHACHA20_POLY1305_DECRYPTER_H_ |
7 | 7 |
| 8 #include <stddef.h> |
| 9 #include <stdint.h> |
| 10 |
| 11 #include "base/macros.h" |
8 #include "net/quic/crypto/aead_base_decrypter.h" | 12 #include "net/quic/crypto/aead_base_decrypter.h" |
9 | 13 |
10 namespace net { | 14 namespace net { |
11 | 15 |
12 // A ChaCha20Poly1305Decrypter is a QuicDecrypter that implements the | 16 // A ChaCha20Poly1305Decrypter is a QuicDecrypter that implements the |
13 // AEAD_CHACHA20_POLY1305 algorithm specified in | 17 // AEAD_CHACHA20_POLY1305 algorithm specified in |
14 // draft-agl-tls-chacha20poly1305-04, except that it truncates the Poly1305 | 18 // draft-agl-tls-chacha20poly1305-04, except that it truncates the Poly1305 |
15 // authenticator to 12 bytes. Create an instance by calling | 19 // authenticator to 12 bytes. Create an instance by calling |
16 // QuicDecrypter::Create(kCC12). | 20 // QuicDecrypter::Create(kCC12). |
17 // | 21 // |
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29 #if !defined(USE_OPENSSL) | 33 #if !defined(USE_OPENSSL) |
30 protected: | 34 protected: |
31 // AeadBaseDecrypter methods: | 35 // AeadBaseDecrypter methods: |
32 void FillAeadParams(base::StringPiece nonce, | 36 void FillAeadParams(base::StringPiece nonce, |
33 const base::StringPiece& associated_data, | 37 const base::StringPiece& associated_data, |
34 size_t auth_tag_size, | 38 size_t auth_tag_size, |
35 AeadParams* aead_params) const override; | 39 AeadParams* aead_params) const override; |
36 #endif | 40 #endif |
37 | 41 |
38 const char* cipher_name() const override; | 42 const char* cipher_name() const override; |
39 uint32 cipher_id() const override; | 43 uint32_t cipher_id() const override; |
40 | 44 |
41 private: | 45 private: |
42 DISALLOW_COPY_AND_ASSIGN(ChaCha20Poly1305Decrypter); | 46 DISALLOW_COPY_AND_ASSIGN(ChaCha20Poly1305Decrypter); |
43 }; | 47 }; |
44 | 48 |
45 } // namespace net | 49 } // namespace net |
46 | 50 |
47 #endif // NET_QUIC_CRYPTO_CHACHA20_POLY1305_DECRYPTER_H_ | 51 #endif // NET_QUIC_CRYPTO_CHACHA20_POLY1305_DECRYPTER_H_ |
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