Botan  2.13.0
Crypto and TLS for C++11
sm4.h
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1 /*
2 * SM4
3 * (C) 2017 Ribose Inc
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_SM4_H_
9 #define BOTAN_SM4_H_
10 
11 #include <botan/block_cipher.h>
12 
14 
15 namespace Botan {
16 
17 /**
18 * SM4
19 */
21  {
22  public:
23  void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
24  void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
25 
26  void clear() override;
27  std::string name() const override { return "SM4"; }
28  BlockCipher* clone() const override { return new SM4; }
29 
30  std::string provider() const override;
31  size_t parallelism() const override;
32  private:
33  void key_schedule(const uint8_t[], size_t) override;
34 
35 #if defined(BOTAN_HAS_SM4_ARMV8)
36  void sm4_armv8_encrypt(const uint8_t in[], uint8_t out[], size_t blocks) const;
37  void sm4_armv8_decrypt(const uint8_t in[], uint8_t out[], size_t blocks) const;
38 #endif
39 
41  };
42 
43 }
44 
45 #endif
int(* final)(unsigned char *, CTX *)
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:31
BlockCipher * clone() const override
Definition: sm4.h:28
Definition: sm4.h:20
Definition: alg_id.cpp:13
std::vector< T, secure_allocator< T > > secure_vector
Definition: secmem.h:65
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
Definition: compiler.h:139
std::string name() const override
Definition: sm4.h:27