Security Scol plugin
square.h
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1// square.h - originally written and placed in the public domain by Wei Dai
2
5
6#ifndef CRYPTOPP_SQUARE_H
7#define CRYPTOPP_SQUARE_H
8
9#include "seckey.h"
10#include "secblock.h"
11
12NAMESPACE_BEGIN(CryptoPP)
13
14
16struct Square_Info : public FixedBlockSize<16>, public FixedKeyLength<16>, FixedRounds<8>
17{
18 CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "Square";}
19};
20
25{
26 class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Square_Info>
27 {
28 public:
29 void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs &params);
30
31 protected:
32 FixedSizeSecBlock<word32, 4*(ROUNDS+1)> m_roundkeys;
33 };
34
35 class CRYPTOPP_NO_VTABLE Enc : public Base
36 {
37 public:
38 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
39 private:
40 static const byte Se[256];
41 static const word32 Te[4][256];
42 };
43
44 class CRYPTOPP_NO_VTABLE Dec : public Base
45 {
46 public:
47 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
48 private:
49 static const byte Sd[256];
50 static const word32 Td[4][256];
51 };
52
53public:
56};
57
60
61NAMESPACE_END
62
63#endif
Provides class member functions to key a block cipher.
Definition seckey.h:318
Provides a base implementation of Algorithm and SimpleKeyingInterface for block ciphers.
Definition seckey.h:306
Inherited by algorithms with fixed block size.
Definition seckey.h:41
Inherited by keyed algorithms with fixed key length.
Definition seckey.h:125
Inherited by algorithms with fixed number of rounds.
Definition seckey.h:53
Fixed size stack-based SecBlock.
Definition secblock.h:1246
Interface for retrieving values given their names.
Definition cryptlib.h:322
Square block cipher.
Definition square.h:25
unsigned int word32
32-bit unsigned datatype
Definition config_int.h:62
Classes and functions for secure memory allocations.
Classes and functions for implementing secret key algorithms.
Provides Encryption and Decryption typedefs used by derived classes to implement a block cipher.
Definition seckey.h:399
Square block cipher information.
Definition square.h:17