Botan  1.10.9
sha2_64.h
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1 /*
2 * SHA-{384,512}
3 * (C) 1999-2010 Jack Lloyd
4 *
5 * Distributed under the terms of the Botan license
6 */
7 
8 #ifndef BOTAN_SHA_64BIT_H__
9 #define BOTAN_SHA_64BIT_H__
10 
11 #include <botan/mdx_hash.h>
12 
13 namespace Botan {
14 
15 /**
16 * SHA-384
17 */
18 class BOTAN_DLL SHA_384 : public MDx_HashFunction
19  {
20  public:
21  std::string name() const { return "SHA-384"; }
22  size_t output_length() const { return 48; }
23  HashFunction* clone() const { return new SHA_384; }
24 
25  void clear();
26 
27  SHA_384() : MDx_HashFunction(128, true, true, 16), digest(8)
28  { clear(); }
29  private:
30  void compress_n(const byte[], size_t blocks);
31  void copy_out(byte[]);
32 
33  SecureVector<u64bit> digest;
34  };
35 
36 /**
37 * SHA-512
38 */
39 class BOTAN_DLL SHA_512 : public MDx_HashFunction
40  {
41  public:
42  std::string name() const { return "SHA-512"; }
43  size_t output_length() const { return 64; }
44  HashFunction* clone() const { return new SHA_512; }
45 
46  void clear();
47 
48  SHA_512() : MDx_HashFunction(128, true, true, 16), digest(8)
49  { clear(); }
50  private:
51  void compress_n(const byte[], size_t blocks);
52  void copy_out(byte[]);
53 
54  SecureVector<u64bit> digest;
55  };
56 
57 }
58 
59 #endif
unsigned char byte
Definition: types.h:22
std::string name() const
Definition: sha2_64.h:42
size_t output_length() const
Definition: sha2_64.h:22
std::string name() const
Definition: sha2_64.h:21
HashFunction * clone() const
Definition: sha2_64.h:23
size_t output_length() const
Definition: sha2_64.h:43
HashFunction * clone() const
Definition: sha2_64.h:44