Crypto++  8.2
Free C++ class library of cryptographic schemes
shacal2.h
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1 // shacal.h - originally written and placed in the public domain by Wei Dai
2 
3 /// \file shacal2.h
4 /// \brief Classes for the SHACAL-2 block cipher
5 /// \since Crypto++ 5.2, Intel SHA since Crypto++ 6.0
6 
7 #ifndef CRYPTOPP_SHACAL2_H
8 #define CRYPTOPP_SHACAL2_H
9 
10 #include "seckey.h"
11 #include "secblock.h"
12 
13 NAMESPACE_BEGIN(CryptoPP)
14 
15 /// \brief SHACAL2 block cipher information
16 struct SHACAL2_Info : public FixedBlockSize<32>, public VariableKeyLength<16, 16, 64>
17 {
18  CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "SHACAL-2";}
19 };
20 
21 /// \brief SHACAL2 block cipher
22 /// \since Crypto++ 5.2, Intel SHA since Crypto++ 6.0
23 /// \sa <a href="http://www.cryptopp.com/wiki/SHACAL-2">SHACAL-2</a>
25 {
26  /// \brief SHACAL2 block cipher transformation functions
27  /// \details Provides implementation common to encryption and decryption
28  class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<SHACAL2_Info>
29  {
30  public:
31  std::string AlgorithmProvider() const;
32  void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs &params);
33 
34  protected:
36 
37  static const word32 K[64];
38  };
39 
40  /// \brief SHACAL2 block cipher transformation functions
41  /// \details Encryption transformation
42  class CRYPTOPP_NO_VTABLE Enc : public Base
43  {
44  public:
45  void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
46  };
47 
48  /// \brief SHACAL2 block cipher transformation functions
49  /// \details Decryption transformation
50  class CRYPTOPP_NO_VTABLE Dec : public Base
51  {
52  public:
53  void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
54  };
55 
56 public:
59 };
60 
63 
64 NAMESPACE_END
65 
66 #endif
SHACAL2 block cipher.
Definition: shacal2.h:24
Provides Encryption and Decryption typedefs used by derived classes to implement a block cipher.
Definition: seckey.h:398
Interface for one direction (encryption or decryption) of a block cipher.
Definition: cryptlib.h:1279
Classes and functions for secure memory allocations.
Inherited by algorithms with fixed block size.
Definition: seckey.h:40
Classes and functions for implementing secret key algorithms.
SHACAL2 block cipher information.
Definition: shacal2.h:16
Inherited by keyed algorithms with variable key length.
Definition: seckey.h:165
Provides a base implementation of Algorithm and SimpleKeyingInterface for block ciphers.
Definition: seckey.h:305
Crypto++ library namespace.
Interface for retrieving values given their names.
Definition: cryptlib.h:321