/src/botan/build/include/botan/internal/threefish_512.h
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Threefish-512 |
3 | | * (C) 2013,2014 Jack Lloyd |
4 | | * |
5 | | * Botan is released under the Simplified BSD License (see license.txt) |
6 | | */ |
7 | | |
8 | | #ifndef BOTAN_THREEFISH_512_H_ |
9 | | #define BOTAN_THREEFISH_512_H_ |
10 | | |
11 | | #include <botan/block_cipher.h> |
12 | | |
13 | | namespace Botan { |
14 | | |
15 | | /** |
16 | | * Threefish-512 |
17 | | */ |
18 | | class Threefish_512 final : public Block_Cipher_Fixed_Params<64, 64, 0, 1, Tweakable_Block_Cipher> { |
19 | | public: |
20 | | void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override; |
21 | | void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override; |
22 | | |
23 | | void set_tweak(const uint8_t tweak[], size_t len) override; |
24 | | |
25 | | void clear() override; |
26 | | |
27 | 0 | std::string name() const override { return "Threefish-512"; } |
28 | | |
29 | 0 | std::unique_ptr<BlockCipher> new_object() const override { return std::make_unique<Threefish_512>(); } |
30 | | |
31 | | bool has_keying_material() const override; |
32 | | |
33 | | private: |
34 | | void key_schedule(const uint8_t key[], size_t key_len) override; |
35 | | |
36 | | // Interface for Skein |
37 | | friend class Skein_512; |
38 | | |
39 | | void skein_feedfwd(const secure_vector<uint64_t>& M, const secure_vector<uint64_t>& T); |
40 | | |
41 | | // Private data |
42 | | secure_vector<uint64_t> m_T; |
43 | | secure_vector<uint64_t> m_K; |
44 | | }; |
45 | | |
46 | | } // namespace Botan |
47 | | |
48 | | #endif |