Botan  2.1.0
Crypto and TLS for C++11
gost_3411.h
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1 /*
2 * GOST 34.11
3 * (C) 2009 Jack Lloyd
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_GOST_3411_H__
9 #define BOTAN_GOST_3411_H__
10 
11 #include <botan/hash.h>
12 #include <botan/gost_28147.h>
13 
14 namespace Botan {
15 
16 /**
17 * GOST 34.11
18 */
19 class BOTAN_DLL GOST_34_11 final : public HashFunction
20  {
21  public:
22  std::string name() const override { return "GOST-R-34.11-94" ; }
23  size_t output_length() const override { return 32; }
24  size_t hash_block_size() const override { return 32; }
25  HashFunction* clone() const override { return new GOST_34_11; }
26 
27  void clear() override;
28 
29  GOST_34_11();
30  private:
31  void compress_n(const uint8_t input[], size_t blocks);
32 
33  void add_data(const uint8_t[], size_t) override;
34  void final_result(uint8_t[]) override;
35 
36  GOST_28147_89 m_cipher;
37  secure_vector<uint8_t> m_buffer, m_sum, m_hash;
38  size_t m_position;
39  uint64_t m_count;
40  };
41 
42 }
43 
44 #endif
size_t output_length() const override
Definition: gost_3411.h:23
std::vector< T, secure_allocator< T >> secure_vector
Definition: secmem.h:121
HashFunction * clone() const override
Definition: gost_3411.h:25
Definition: alg_id.cpp:13
std::string name() const override
Definition: gost_3411.h:22
size_t hash_block_size() const override
Definition: gost_3411.h:24
std::unique_ptr< HashFunction > m_hash
Definition: tpm.cpp:439