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Update serpent.h

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GGSuchao
2017-04-20 09:39:29 +08:00
committed by Simon
parent 244baac0d3
commit 473837c044
1 changed files with 94 additions and 30 deletions
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124
include/openssl/serpent.h
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@@ -1,38 +1,102 @@
#ifndef MYSERPENT_H
#define MYSERPENT_H
unsigned char takebit(unsigned char bit_num);
unsigned long int sb(char sb_num,unsigned long int sb_in_long);
void linear(IN unsigned long int *li_0,IN unsigned long int *li_1,IN unsigned long int *li_2,IN unsigned long int *li_3,OUT unsigned long int *lo_0,OUT unsigned long int *lo_1,OUT unsigned long int *lo_2,OUT unsigned long int *lo_3);
void IP(IN unsigned long int *ip_i0,IN unsigned long int *ip_i1,IN unsigned long int *ip_i2,IN unsigned long int *ip_i3,OUT unsigned long int *ip_o0,OUT unsigned long int *ip_o1,OUT unsigned long int *ip_o2,OUT unsigned long int *ip_o3);
void FP(IN unsigned long int *fp_i0,IN unsigned long int *fp_i1,IN unsigned long int *fp_i2,IN unsigned long int *fp_i3,OUT unsigned long int *fp_o0,OUT unsigned long int *fp_o1,OUT unsigned long int *fp_o2,OUT unsigned long int *fp_o3);
extern char sb0(char sb0_in);
extern char sb1(char sb1_in);
extern char sb2(char sb2_in);
extern char sb3(char sb3_in);
extern char sb4(char sb4_in);
extern char sb5(char sb5_in);
extern char sb6(char sb6_in);
extern char sb7(char sb7_in);
#define rotl(x,n) (((x) << ((int)(n))) | ((x) >> (32 - (int)(n))))
#define rotr(x,n) (((x) >> ((int)(n))) | ((x) << (32 - (int)(n))))
/**
Copyright © 2015 Odzhan
Copyright © 2008 Daniel Otte
All Rights Reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. The name of the author may not be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY AUTHORS "AS IS" AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#ifndef SERPENT_H
#define SERPENT_H
#include <stdint.h>
#ifdef INTRINSICS
#define memcpy(x,y,z) __movsb(x,y,z)
#define memmove(x,y,z) __movsb(x,y,z)
#define memset(x,y,z) __stosb(x,y,z)
#define ROTL32(x,r) _rotl(x,r)
#define ROTR32(x,r) _rotr(x,r)
#else
#define U8V(v) ((uint8_t)(v) & 0xFFU)
#define U16V(v) ((uint16_t)(v) & 0xFFFFU)
#define U32V(v) ((uint32_t)(v) & 0xFFFFFFFFUL)
#define U64V(v) ((uint64_t)(v) & 0xFFFFFFFFFFFFFFFFULL)
#define ROTL8(v, n) \
(U8V((v) << (n)) | ((v) >> (8 - (n))))
#define ROTL16(v, n) \
(U16V((v) << (n)) | ((v) >> (16 - (n))))
#define ROTL32(v, n) \
(U32V((v) << (n)) | ((v) >> (32 - (n))))
#define ROTL64(v, n) \
(U64V((v) << (n)) | ((v) >> (64 - (n))))
#define ROTR8(v, n) ROTL8(v, 8 - (n))
#define ROTR16(v, n) ROTL16(v, 16 - (n))
#define ROTR32(v, n) ROTL32(v, 32 - (n))
#define ROTR64(v, n) ROTL64(v, 64 - (n))
#endif
/*
The following should be implemented
#define GOLDEN_RATIO 0x9e3779b9l
#define SERPENT_KEY_LENGTH ??
#define SERPENT_BLOCK_SIZE ??
#define SERPENT_IV_LENGTH (SERPENT_BLOCK_SIZE)
#define SERPENT_NUM_ROUNDS ??
#define SERPENT_ROUNDS 32
#define SERPENT_BLK_LEN 16
#define SERPENT_KEY256 32
typedef struct {
uint32_t rk[SMS4_NUM_ROUNDS];
#define SERPENT_ENCRYPT 0
#define SERPENT_DECRYPT 1
#define SERPENT_IP 0
#define SERPENT_FP 1
typedef union _serpent_blk_t {
uint8_t b[SERPENT_BLK_LEN];
uint32_t w[SERPENT_BLK_LEN / 4];
uint64_t q[SERPENT_BLK_LEN / 2];
} serpent_blk;
typedef uint32_t serpent_subkey_t[4];
typedef struct {
serpent_subkey_t x[SERPENT_ROUNDS + 1];
} serpent_key_t;
void serpent_set_encrypt_key(serpent_key_t *key, const unsigned char *user_key);
void serpent_set_decrypt_key(serpent_key_t *key, const unsigned char *user_key);
void serpent_encrypt(const unsigned char *in, unsigned char *out, const serpent_key_t *key);
void serpent_decrypt(const unsigned char *in, unsigned char *out, const serpent_key_t *key);
#ifdef __cplusplus
extern "C" {
#endif
*/
// C code
void serpent_set_encrypt_key(serpent_key_t *key, const unsigned char *user_key);
void serpent_encrypt(void *in, serpent_key_t *key);
void serpent_decrypt(void *in, serpent_key_t *key);
#ifdef __cplusplus
}
#endif
#endif