/usr/include/crypto++/blowfish.h is in libcrypto++-dev 5.6.1-5build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | #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
|