camellia.c File Reference

#include "camellia.h"
#include "cmll_locl.h"
#include <string.h>
#include <stdlib.h>

Go to the source code of this file.

Macros
#define	RightRotate(x, s)   ( ((x) >> (s)) + ((x) << (32 - s)) )
#define	LeftRotate(x, s)   ( ((x) << (s)) + ((x) >> (32 - s)) )
#define	GETU32(p)   (((u32)(p)[0] << 24) ^ ((u32)(p)[1] << 16) ^ ((u32)(p)[2] << 8) ^ ((u32)(p)[3]))
#define	PUTU32(p, v)   ((p)[0] = (u8)((v) >> 24), (p)[1] = (u8)((v) >> 16), (p)[2] = (u8)((v) >> 8), (p)[3] = (u8)(v))
#define	SBOX1_1110   Camellia_SBOX[0]
#define	SBOX4_4404   Camellia_SBOX[1]
#define	SBOX2_0222   Camellia_SBOX[2]
#define	SBOX3_3033   Camellia_SBOX[3]
#define	Camellia_Feistel(_s0, _s1, _s2, _s3, _key)
#define	RotLeft128(_s0, _s1, _s2, _s3, _n)

Functions
int	Camellia_Ekeygen (int keyBitLength, const u8 *rawKey, KEY_TABLE_TYPE k)
void	Camellia_EncryptBlock_Rounds (int grandRounds, const u8 plaintext[], const KEY_TABLE_TYPE keyTable, u8 ciphertext[])
void	Camellia_EncryptBlock (int keyBitLength, const u8 plaintext[], const KEY_TABLE_TYPE keyTable, u8 ciphertext[])
void	Camellia_DecryptBlock_Rounds (int grandRounds, const u8 ciphertext[], const KEY_TABLE_TYPE keyTable, u8 plaintext[])
void	Camellia_DecryptBlock (int keyBitLength, const u8 plaintext[], const KEY_TABLE_TYPE keyTable, u8 ciphertext[])

Macro Definition Documentation

#define Camellia_Feistel	(		_s0,
			_s1,
			_s2,
			_s3,
			_key
	)

Value:

do {\
    register u32 _t0,_t1,_t2,_t3;\
\
    _t0  = _s0 ^ (_key)[0];\
    _t3  = SBOX4_4404[_t0&0xff];\
    _t1  = _s1 ^ (_key)[1];\
    _t3 ^= SBOX3_3033[(_t0 >> 8)&0xff];\
    _t2  = SBOX1_1110[_t1&0xff];\
    _t3 ^= SBOX2_0222[(_t0 >> 16)&0xff];\
    _t2 ^= SBOX4_4404[(_t1 >> 8)&0xff];\
    _t3 ^= SBOX1_1110[(_t0 >> 24)];\
    _t2 ^= _t3;\
    _t3  = RightRotate(_t3,8);\
    _t2 ^= SBOX3_3033[(_t1 >> 16)&0xff];\
    _s3 ^= _t3;\
    _t2 ^= SBOX2_0222[(_t1 >> 24)];\
    _s2 ^= _t2; \
    _s3 ^= _t2;\
} while(0)

Definition at line 329 of file camellia.c.

#define GETU32

(

p

)

(((u32)(p)[0] << 24) ^ ((u32)(p)[1] << 16) ^ ((u32)(p)[2] << 8) ^ ((u32)(p)[3]))

Definition at line 131 of file camellia.c.

#define LeftRotate	(		x,
			s
	)		( ((x) << (s)) + ((x) >> (32 - s)) )

Definition at line 127 of file camellia.c.

#define PUTU32	(		p,
			v
	)		((p)[0] = (u8)((v) >> 24), (p)[1] = (u8)((v) >> 16), (p)[2] = (u8)((v) >> 8), (p)[3] = (u8)(v))

Definition at line 132 of file camellia.c.

#define RightRotate	(		x,
			s
	)		( ((x) >> (s)) + ((x) << (32 - s)) )

Definition at line 126 of file camellia.c.

#define RotLeft128	(		_s0,
			_s1,
			_s2,
			_s3,
			_n
	)

Value:

do {\
	u32 _t0=_s0>>(32-_n);\
    _s0 = (_s0<<_n) | (_s1>>(32-_n));\
    _s1 = (_s1<<_n) | (_s2>>(32-_n));\
    _s2 = (_s2<<_n) | (_s3>>(32-_n));\
    _s3 = (_s3<<_n) | _t0;\
} while (0)

Definition at line 354 of file camellia.c.

#define SBOX1_1110   Camellia_SBOX[0]

Definition at line 136 of file camellia.c.

#define SBOX2_0222   Camellia_SBOX[2]

Definition at line 138 of file camellia.c.

#define SBOX3_3033   Camellia_SBOX[3]

Definition at line 139 of file camellia.c.

#define SBOX4_4404   Camellia_SBOX[1]

Definition at line 137 of file camellia.c.

Function Documentation

void Camellia_DecryptBlock	(	int	keyBitLength,
		const u8	plaintext[],
		const KEY_TABLE_TYPE	keyTable,
		u8	ciphertext[]
	)

Definition at line 577 of file camellia.c.

void Camellia_DecryptBlock_Rounds	(	int	grandRounds,
		const u8	ciphertext[],
		const KEY_TABLE_TYPE	keyTable,
		u8	plaintext[]
	)

Definition at line 535 of file camellia.c.

int Camellia_Ekeygen	(	int	keyBitLength,
		const u8 *	rawKey,
		KEY_TABLE_TYPE	k
	)

Definition at line 362 of file camellia.c.

void Camellia_EncryptBlock	(	int	keyBitLength,
		const u8	plaintext[],
		const KEY_TABLE_TYPE	keyTable,
		u8	ciphertext[]
	)

Definition at line 528 of file camellia.c.

void Camellia_EncryptBlock_Rounds	(	int	grandRounds,
		const u8	plaintext[],
		const KEY_TABLE_TYPE	keyTable,
		u8	ciphertext[]
	)

Definition at line 486 of file camellia.c.