Botan  2.13.0
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 
14 
15 namespace Botan {
16 
17 enum {
20 };
21 
22 /**
23 * SM3
24 */
26  {
27  public:
28  std::string name() const override { return "SM3"; }
29  size_t output_length() const override { return SM3_DIGEST_BYTES; }
30  HashFunction* clone() const override { return new SM3; }
31  std::unique_ptr<HashFunction> copy_state() const override;
32 
33  void clear() override;
34 
36  { clear(); }
37  private:
38  void compress_n(const uint8_t[], size_t blocks) override;
39  void copy_out(uint8_t[]) override;
40 
41  /**
42  * The digest value
43  */
44  secure_vector<uint32_t> m_digest;
45  };
46 
47 }
48 
49 #endif
size_t output_length() const override
Definition: sm3.h:29
std::string name() const override
Definition: sm3.h:28
void clear() override
Definition: mdx_hash.cpp:41
int(* final)(unsigned char *, CTX *)
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:31
HashFunction * clone() const override
Definition: sm3.h:30
Definition: sm3.h:25
virtual void compress_n(const uint8_t blocks[], size_t block_n)=0
virtual void copy_out(uint8_t buffer[])=0
Definition: alg_id.cpp:13
std::vector< T, secure_allocator< T > > secure_vector
Definition: secmem.h:65
virtual std::unique_ptr< HashFunction > copy_state() const =0
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
Definition: compiler.h:139
SM3()
Definition: sm3.h:35