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/* $OpenBSD: sm3_local.h,v 1.1 2022/11/26 16:08:54 tb Exp $ */
/*
* Copyright (c) 2018, Ribose Inc
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <string.h>
#include <openssl/opensslconf.h>
#define DATA_ORDER_IS_BIG_ENDIAN
#define HASH_LONG SM3_WORD
#define HASH_CTX SM3_CTX
#define HASH_CBLOCK SM3_CBLOCK
#define HASH_UPDATE SM3_Update
#define HASH_TRANSFORM SM3_Transform
#define HASH_FINAL SM3_Final
#define HASH_MAKE_STRING(c, s) do { \
unsigned long ll; \
ll = (c)->A; HOST_l2c(ll, (s)); \
ll = (c)->B; HOST_l2c(ll, (s)); \
ll = (c)->C; HOST_l2c(ll, (s)); \
ll = (c)->D; HOST_l2c(ll, (s)); \
ll = (c)->E; HOST_l2c(ll, (s)); \
ll = (c)->F; HOST_l2c(ll, (s)); \
ll = (c)->G; HOST_l2c(ll, (s)); \
ll = (c)->H; HOST_l2c(ll, (s)); \
} while (0)
#define HASH_BLOCK_DATA_ORDER SM3_block_data_order
void SM3_block_data_order(SM3_CTX *c, const void *p, size_t num);
void SM3_transform(SM3_CTX *c, const unsigned char *data);
#include "md32_common.h"
#define P0(X) (X ^ ROTATE(X, 9) ^ ROTATE(X, 17))
#define P1(X) (X ^ ROTATE(X, 15) ^ ROTATE(X, 23))
#define FF0(X, Y, Z) (X ^ Y ^ Z)
#define GG0(X, Y, Z) (X ^ Y ^ Z)
#define FF1(X, Y, Z) ((X & Y) | ((X | Y) & Z))
#define GG1(X, Y, Z) ((Z ^ (X & (Y ^ Z))))
#define EXPAND(W0, W7, W13, W3, W10) \
(P1(W0 ^ W7 ^ ROTATE(W13, 15)) ^ ROTATE(W3, 7) ^ W10)
#define ROUND(A, B, C, D, E, F, G, H, TJ, Wi, Wj, FF, GG) do { \
const SM3_WORD A12 = ROTATE(A, 12); \
const SM3_WORD A12_SM = A12 + E + TJ; \
const SM3_WORD SS1 = ROTATE(A12_SM, 7); \
const SM3_WORD TT1 = FF(A, B, C) + D + (SS1 ^ A12) + (Wj); \
const SM3_WORD TT2 = GG(E, F, G) + H + SS1 + Wi; \
B = ROTATE(B, 9); \
D = TT1; \
F = ROTATE(F, 19); \
H = P0(TT2); \
} while(0)
#define R1(A, B, C, D, E, F, G, H, TJ, Wi, Wj) \
ROUND(A, B, C, D, E, F, G, H, TJ, Wi, Wj, FF0, GG0)
#define R2(A, B, C, D, E, F, G, H, TJ, Wi, Wj) \
ROUND(A, B, C, D, E, F, G, H, TJ, Wi, Wj, FF1, GG1)
#define SM3_A 0x7380166fUL
#define SM3_B 0x4914b2b9UL
#define SM3_C 0x172442d7UL
#define SM3_D 0xda8a0600UL
#define SM3_E 0xa96f30bcUL
#define SM3_F 0x163138aaUL
#define SM3_G 0xe38dee4dUL
#define SM3_H 0xb0fb0e4eUL
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