Crypto++  8.2
Free C++ class library of cryptographic schemes
aria.h
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1 // aria.h - written and placed in the public domain by Jeffrey Walton
2 
3 /// \file aria.h
4 /// \brief Classes for the ARIA block cipher
5 /// \details The Crypto++ ARIA implementation is based on the 32-bit implementation by Aaram Yun
6 /// from the National Security Research Institute, KOREA. Aaram Yun's implementation is based on
7 /// the 8-bit implementation by Jin Hong. The source files are available in ARIA.zip from the Korea
8 /// Internet & Security Agency website.
9 /// \sa <A HREF="http://tools.ietf.org/html/rfc5794">RFC 5794, A Description of the ARIA Encryption Algorithm</A>,
10 /// <A HREF="http://seed.kisa.or.kr/iwt/ko/bbs/EgovReferenceList.do?bbsId=BBSMSTR_000000000002">Korea
11 /// Internet & Security Agency homepage</A>
12 
13 #ifndef CRYPTOPP_ARIA_H
14 #define CRYPTOPP_ARIA_H
15 
16 #include "config.h"
17 #include "seckey.h"
18 #include "secblock.h"
19 
20 NAMESPACE_BEGIN(CryptoPP)
21 
22 /// \brief ARIA block cipher information
23 /// \since Crypto++ 6.0
24 struct ARIA_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
25 {
26  CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "ARIA";}
27 };
28 
29 /// \brief ARIA block cipher
30 /// \details The Crypto++ ARIA implementation is based on the 32-bit implementation by Aaram Yun
31 /// from the National Security Research Institute, KOREA. Aaram Yun's implementation is based on
32 /// the 8-bit implementation by Jin Hong. The source files are available in ARIA.zip from the Korea
33 /// Internet & Security Agency website.
34 /// \sa <A HREF="http://tools.ietf.org/html/rfc5794">RFC 5794, A Description of the ARIA Encryption Algorithm</A>,
35 /// <A HREF="http://seed.kisa.or.kr/iwt/ko/bbs/EgovReferenceList.do?bbsId=BBSMSTR_000000000002">Korea
36 /// Internet & Security Agency homepage</A>
37 /// \sa <a href="http://www.cryptopp.com/wiki/ARIA">ARIA</a>
38 /// \since Crypto++ 6.0
39 class ARIA : public ARIA_Info, public BlockCipherDocumentation
40 {
41 public:
42  class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<ARIA_Info>
43  {
44  public:
45  Base() : m_rounds(0) {}
46 
47  protected:
48  void UncheckedSetKey(const byte *key, unsigned int keylen, const NameValuePairs &params);
49  void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
50 
51  private:
52  // Reference implementation allocates a table of 17 round keys.
55 
56  AlignedByteBlock m_rk; // round keys
57  AlignedWordBlock m_w; // w0, w1, w2, w3, t and u
58  unsigned int m_rounds;
59  };
60 
61 public:
64 };
65 
68 
69 NAMESPACE_END
70 
71 #endif
ARIA block cipher.
Definition: aria.h:39
Provides Encryption and Decryption typedefs used by derived classes to implement a block cipher...
Definition: seckey.h:398
Secure memory block with allocator and cleanup.
Definition: secblock.h:688
Library configuration file.
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.
Provides class member functions to key a block cipher.
Definition: seckey.h:317
Inherited by keyed algorithms with variable key length.
Definition: seckey.h:165
ARIA block cipher information.
Definition: aria.h:24
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:293