Botan  2.4.0
Crypto and TLS for C++11
sm3.h
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1 /*
2 * SM3
3 * (C) 2017 Ribose Inc.
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_SM3_H_
9 #define BOTAN_SM3_H_
10 
11 #include <botan/mdx_hash.h>
12 
13 namespace Botan {
14 
15 enum {
18 };
19 
20 /**
21 * SM3
22 */
23 class BOTAN_PUBLIC_API(2,2) SM3 final : public MDx_HashFunction
24  {
25  public:
26  std::string name() const override { return "SM3"; }
27  size_t output_length() const override { return SM3_DIGEST_BYTES; }
28  HashFunction* clone() const override { return new SM3; }
29  std::unique_ptr<HashFunction> copy_state() const override;
30 
31  void clear() override;
32 
34  { clear(); }
35  private:
36  void compress_n(const uint8_t[], size_t blocks) override;
37  void copy_out(uint8_t[]) override;
38 
39  /**
40  * The digest value
41  */
42  secure_vector<uint32_t> m_digest;
43  };
44 
45 }
46 
47 #endif
size_t output_length() const override
Definition: sm3.h:27
std::string name() const override
Definition: sm3.h:26
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:27
HashFunction * clone() const override
Definition: sm3.h:28
Definition: sm3.h:23
Definition: alg_id.cpp:13
std::vector< T, secure_allocator< T > > secure_vector
Definition: secmem.h:88
SM3()
Definition: sm3.h:33