1/*
2 * Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright 2017 Ribose Inc. All Rights Reserved.
4 * Ported from Ribose contributions from Botan.
5 *
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
10 */
11
12#include <string.h>
13#include "internal/sm3.h"
14
15#define DATA_ORDER_IS_BIG_ENDIAN
16
17#define HASH_LONG SM3_WORD
18#define HASH_CTX SM3_CTX
19#define HASH_CBLOCK SM3_CBLOCK
20#define HASH_UPDATE sm3_update
21#define HASH_TRANSFORM sm3_transform
22#define HASH_FINAL sm3_final
23#define HASH_MAKE_STRING(c, s) \
24 do { \
25 unsigned long ll; \
26 ll=(c)->A; (void)HOST_l2c(ll, (s)); \
27 ll=(c)->B; (void)HOST_l2c(ll, (s)); \
28 ll=(c)->C; (void)HOST_l2c(ll, (s)); \
29 ll=(c)->D; (void)HOST_l2c(ll, (s)); \
30 ll=(c)->E; (void)HOST_l2c(ll, (s)); \
31 ll=(c)->F; (void)HOST_l2c(ll, (s)); \
32 ll=(c)->G; (void)HOST_l2c(ll, (s)); \
33 ll=(c)->H; (void)HOST_l2c(ll, (s)); \
34 } while (0)
35#define HASH_BLOCK_DATA_ORDER sm3_block_data_order
36
37void sm3_block_data_order(SM3_CTX *c, const void *p, size_t num);
38void sm3_transform(SM3_CTX *c, const unsigned char *data);
39
40#include "crypto/md32_common.h"
41
42#define P0(X) (X ^ ROTATE(X, 9) ^ ROTATE(X, 17))
43#define P1(X) (X ^ ROTATE(X, 15) ^ ROTATE(X, 23))
44
45#define FF0(X,Y,Z) (X ^ Y ^ Z)
46#define GG0(X,Y,Z) (X ^ Y ^ Z)
47
48#define FF1(X,Y,Z) ((X & Y) | ((X | Y) & Z))
49#define GG1(X,Y,Z) ((Z ^ (X & (Y ^ Z))))
50
51#define EXPAND(W0,W7,W13,W3,W10) \
52 (P1(W0 ^ W7 ^ ROTATE(W13, 15)) ^ ROTATE(W3, 7) ^ W10)
53
54#define RND(A, B, C, D, E, F, G, H, TJ, Wi, Wj, FF, GG) \
55 do { \
56 const SM3_WORD A12 = ROTATE(A, 12); \
57 const SM3_WORD A12_SM = A12 + E + TJ; \
58 const SM3_WORD SS1 = ROTATE(A12_SM, 7); \
59 const SM3_WORD TT1 = FF(A, B, C) + D + (SS1 ^ A12) + (Wj); \
60 const SM3_WORD TT2 = GG(E, F, G) + H + SS1 + Wi; \
61 B = ROTATE(B, 9); \
62 D = TT1; \
63 F = ROTATE(F, 19); \
64 H = P0(TT2); \
65 } while(0)
66
67#define R1(A,B,C,D,E,F,G,H,TJ,Wi,Wj) \
68 RND(A,B,C,D,E,F,G,H,TJ,Wi,Wj,FF0,GG0)
69
70#define R2(A,B,C,D,E,F,G,H,TJ,Wi,Wj) \
71 RND(A,B,C,D,E,F,G,H,TJ,Wi,Wj,FF1,GG1)
72
73#define SM3_A 0x7380166fUL
74#define SM3_B 0x4914b2b9UL
75#define SM3_C 0x172442d7UL
76#define SM3_D 0xda8a0600UL
77#define SM3_E 0xa96f30bcUL
78#define SM3_F 0x163138aaUL
79#define SM3_G 0xe38dee4dUL
80#define SM3_H 0xb0fb0e4eUL
81