Crypto++  5.6.4
Free C++ class library of cryptographic schemes
camellia.h
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1 // camellia.h - written and placed in the public domain by Wei Dai
2 
3 //! \file camellia.h
4 //! \brief Classes for the Cameliia block cipher
5 
6 #ifndef CRYPTOPP_CAMELLIA_H
7 #define CRYPTOPP_CAMELLIA_H
8 
9 #include "config.h"
10 #include "seckey.h"
11 #include "secblock.h"
12 
13 NAMESPACE_BEGIN(CryptoPP)
14 
15 //! \class Camellia_Info
16 //! \brief Camellia block cipher information
17 struct Camellia_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
18 {
19  CRYPTOPP_CONSTEXPR static const char *StaticAlgorithmName() {return "Camellia";}
20 };
21 
22 //! \class Camellia
23 //! \brief Camellia block cipher
24 //! \sa <a href="http://www.weidai.com/scan-mirror/cs.html#Camellia">Camellia</a>
26 {
27  class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Camellia_Info>
28  {
29  public:
30  void UncheckedSetKey(const byte *key, unsigned int keylen, const NameValuePairs &params);
31  void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
32 
33  protected:
34  CRYPTOPP_ALIGN_DATA(4) static const byte s1[256];
35  static const word32 SP[4][256];
36 
37  unsigned int m_rounds;
38  SecBlock<word32> m_key;
39  };
40 
41 public:
44 };
45 
48 
49 NAMESPACE_END
50 
51 #endif
Provides Encryption and Decryption typedefs used by derived classes to implement a block cipher...
Definition: seckey.h:423
Library configuration file.
Classes and functions for secure memory allocations.
Inherited by algorithms with fixed block size.
Definition: seckey.h:34
Classes and functions for implementing secret key algorithms.
Provides class member functions to key a block cipher.
Definition: seckey.h:339
Camellia block cipher.
Definition: camellia.h:25
Inherited by keyed algorithms with variable key length.
Definition: seckey.h:177
Camellia block cipher information.
Definition: camellia.h:17
Provides a base implementation of Algorithm and SimpleKeyingInterface for block ciphers.
Definition: seckey.h:326
Crypto++ library namespace.
Interface for retrieving values given their names.
Definition: cryptlib.h:282