Botan  2.13.0
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 
15 
16 namespace Botan {
17 
18 /**
19 * GOST 34.11
20 */
22  {
23  public:
24  std::string name() const override { return "GOST-R-34.11-94" ; }
25  size_t output_length() const override { return 32; }
26  size_t hash_block_size() const override { return 32; }
27  HashFunction* clone() const override { return new GOST_34_11; }
28  std::unique_ptr<HashFunction> copy_state() const override;
29 
30  void clear() override;
31 
32  GOST_34_11();
33  private:
34  void compress_n(const uint8_t input[], size_t blocks);
35 
36  void add_data(const uint8_t[], size_t) override;
37  void final_result(uint8_t[]) override;
38 
39  GOST_28147_89 m_cipher;
40  secure_vector<uint8_t> m_buffer, m_sum, m_hash;
41  size_t m_position;
42  uint64_t m_count;
43  };
44 
45 }
46 
47 #endif
size_t output_length() const override
Definition: gost_3411.h:25
int(* final)(unsigned char *, CTX *)
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:31
HashFunction * clone() const override
Definition: gost_3411.h:27
Definition: alg_id.cpp:13
std::string name() const override
Definition: gost_3411.h:24
virtual void clear()=0
std::vector< T, secure_allocator< T > > secure_vector
Definition: secmem.h:65
virtual std::unique_ptr< HashFunction > copy_state() const =0
size_t hash_block_size() const override
Definition: gost_3411.h:26
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
Definition: compiler.h:139