You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
46 lines
1.2 KiB
46 lines
1.2 KiB
#ifndef CRYPTOPP_BLOWFISH_H |
|
#define CRYPTOPP_BLOWFISH_H |
|
|
|
/** \file */ |
|
|
|
#include "seckey.h" |
|
#include "secblock.h" |
|
|
|
NAMESPACE_BEGIN(CryptoPP) |
|
|
|
//! _ |
|
struct Blowfish_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 56>, public FixedRounds<16> |
|
{ |
|
static const char *StaticAlgorithmName() {return "Blowfish";} |
|
}; |
|
|
|
//! <a href="http://www.weidai.com/scan-mirror/cs.html#Blowfish">Blowfish</a> |
|
class Blowfish : public Blowfish_Info, public BlockCipherDocumentation |
|
{ |
|
class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Blowfish_Info> |
|
{ |
|
public: |
|
void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; |
|
void UncheckedSetKey(const byte *key_string, unsigned int keylength, const NameValuePairs ¶ms); |
|
|
|
private: |
|
void crypt_block(const word32 in[2], word32 out[2]) const; |
|
|
|
static const word32 p_init[ROUNDS+2]; |
|
static const word32 s_init[4*256]; |
|
|
|
FixedSizeSecBlock<word32, ROUNDS+2> pbox; |
|
FixedSizeSecBlock<word32, 4*256> sbox; |
|
}; |
|
|
|
public: |
|
typedef BlockCipherFinal<ENCRYPTION, Base> Encryption; |
|
typedef BlockCipherFinal<DECRYPTION, Base> Decryption; |
|
}; |
|
|
|
typedef Blowfish::Encryption BlowfishEncryption; |
|
typedef Blowfish::Decryption BlowfishDecryption; |
|
|
|
NAMESPACE_END |
|
|
|
#endif
|
|
|