/* $OpenBSD: sm3.c,v 1.6 2023/07/08 06:36:55 jsing 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. */ #ifndef OPENSSL_NO_SM3 #include #include #include #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 LCRYPTO_ALIAS(SM3_Update); LCRYPTO_ALIAS(SM3_Final); int SM3_Init(SM3_CTX *c) { memset(c, 0, sizeof(*c)); c->A = SM3_A; c->B = SM3_B; c->C = SM3_C; c->D = SM3_D; c->E = SM3_E; c->F = SM3_F; c->G = SM3_G; c->H = SM3_H; return 1; } LCRYPTO_ALIAS(SM3_Init); void SM3_block_data_order(SM3_CTX *ctx, const void *p, size_t num) { const unsigned char *data = p; SM3_WORD A, B, C, D, E, F, G, H; SM3_WORD W00, W01, W02, W03, W04, W05, W06, W07; SM3_WORD W08, W09, W10, W11, W12, W13, W14, W15; while (num-- != 0) { A = ctx->A; B = ctx->B; C = ctx->C; D = ctx->D; E = ctx->E; F = ctx->F; G = ctx->G; H = ctx->H; /* * We have to load all message bytes immediately since SM3 reads * them slightly out of order. */ HOST_c2l(data, W00); HOST_c2l(data, W01); HOST_c2l(data, W02); HOST_c2l(data, W03); HOST_c2l(data, W04); HOST_c2l(data, W05); HOST_c2l(data, W06); HOST_c2l(data, W07); HOST_c2l(data, W08); HOST_c2l(data, W09); HOST_c2l(data, W10); HOST_c2l(data, W11); HOST_c2l(data, W12); HOST_c2l(data, W13); HOST_c2l(data, W14); HOST_c2l(data, W15); R1(A, B, C, D, E, F, G, H, 0x79cc4519, W00, W00 ^ W04); W00 = EXPAND(W00, W07, W13, W03, W10); R1(D, A, B, C, H, E, F, G, 0xf3988a32, W01, W01 ^ W05); W01 = EXPAND(W01, W08, W14, W04, W11); R1(C, D, A, B, G, H, E, F, 0xe7311465, W02, W02 ^ W06); W02 = EXPAND(W02, W09, W15, W05, W12); R1(B, C, D, A, F, G, H, E, 0xce6228cb, W03, W03 ^ W07); W03 = EXPAND(W03, W10, W00, W06, W13); R1(A, B, C, D, E, F, G, H, 0x9cc45197, W04, W04 ^ W08); W04 = EXPAND(W04, W11, W01, W07, W14); R1(D, A, B, C, H, E, F, G, 0x3988a32f, W05, W05 ^ W09); W05 = EXPAND(W05, W12, W02, W08, W15); R1(C, D, A, B, G, H, E, F, 0x7311465e, W06, W06 ^ W10); W06 = EXPAND(W06, W13, W03, W09, W00); R1(B, C, D, A, F, G, H, E, 0xe6228cbc, W07, W07 ^ W11); W07 = EXPAND(W07, W14, W04, W10, W01); R1(A, B, C, D, E, F, G, H, 0xcc451979, W08, W08 ^ W12); W08 = EXPAND(W08, W15, W05, W11, W02); R1(D, A, B, C, H, E, F, G, 0x988a32f3, W09, W09 ^ W13); W09 = EXPAND(W09, W00, W06, W12, W03); R1(C, D, A, B, G, H, E, F, 0x311465e7, W10, W10 ^ W14); W10 = EXPAND(W10, W01, W07, W13, W04); R1(B, C, D, A, F, G, H, E, 0x6228cbce, W11, W11 ^ W15); W11 = EXPAND(W11, W02, W08, W14, W05); R1(A, B, C, D, E, F, G, H, 0xc451979c, W12, W12 ^ W00); W12 = EXPAND(W12, W03, W09, W15, W06); R1(D, A, B, C, H, E, F, G, 0x88a32f39, W13, W13 ^ W01); W13 = EXPAND(W13, W04, W10, W00, W07); R1(C, D, A, B, G, H, E, F, 0x11465e73, W14, W14 ^ W02); W14 = EXPAND(W14, W05, W11, W01, W08); R1(B, C, D, A, F, G, H, E, 0x228cbce6, W15, W15 ^ W03); W15 = EXPAND(W15, W06, W12, W02, W09); R2(A, B, C, D, E, F, G, H, 0x9d8a7a87, W00, W00 ^ W04); W00 = EXPAND(W00, W07, W13, W03, W10); R2(D, A, B, C, H, E, F, G, 0x3b14f50f, W01, W01 ^ W05); W01 = EXPAND(W01, W08, W14, W04, W11); R2(C, D, A, B, G, H, E, F, 0x7629ea1e, W02, W02 ^ W06); W02 = EXPAND(W02, W09, W15, W05, W12); R2(B, C, D, A, F, G, H, E, 0xec53d43c, W03, W03 ^ W07); W03 = EXPAND(W03, W10, W00, W06, W13); R2(A, B, C, D, E, F, G, H, 0xd8a7a879, W04, W04 ^ W08); W04 = EXPAND(W04, W11, W01, W07, W14); R2(D, A, B, C, H, E, F, G, 0xb14f50f3, W05, W05 ^ W09); W05 = EXPAND(W05, W12, W02, W08, W15); R2(C, D, A, B, G, H, E, F, 0x629ea1e7, W06, W06 ^ W10); W06 = EXPAND(W06, W13, W03, W09, W00); R2(B, C, D, A, F, G, H, E, 0xc53d43ce, W07, W07 ^ W11); W07 = EXPAND(W07, W14, W04, W10, W01); R2(A, B, C, D, E, F, G, H, 0x8a7a879d, W08, W08 ^ W12); W08 = EXPAND(W08, W15, W05, W11, W02); R2(D, A, B, C, H, E, F, G, 0x14f50f3b, W09, W09 ^ W13); W09 = EXPAND(W09, W00, W06, W12, W03); R2(C, D, A, B, G, H, E, F, 0x29ea1e76, W10, W10 ^ W14); W10 = EXPAND(W10, W01, W07, W13, W04); R2(B, C, D, A, F, G, H, E, 0x53d43cec, W11, W11 ^ W15); W11 = EXPAND(W11, W02, W08, W14, W05); R2(A, B, C, D, E, F, G, H, 0xa7a879d8, W12, W12 ^ W00); W12 = EXPAND(W12, W03, W09, W15, W06); R2(D, A, B, C, H, E, F, G, 0x4f50f3b1, W13, W13 ^ W01); W13 = EXPAND(W13, W04, W10, W00, W07); R2(C, D, A, B, G, H, E, F, 0x9ea1e762, W14, W14 ^ W02); W14 = EXPAND(W14, W05, W11, W01, W08); R2(B, C, D, A, F, G, H, E, 0x3d43cec5, W15, W15 ^ W03); W15 = EXPAND(W15, W06, W12, W02, W09); R2(A, B, C, D, E, F, G, H, 0x7a879d8a, W00, W00 ^ W04); W00 = EXPAND(W00, W07, W13, W03, W10); R2(D, A, B, C, H, E, F, G, 0xf50f3b14, W01, W01 ^ W05); W01 = EXPAND(W01, W08, W14, W04, W11); R2(C, D, A, B, G, H, E, F, 0xea1e7629, W02, W02 ^ W06); W02 = EXPAND(W02, W09, W15, W05, W12); R2(B, C, D, A, F, G, H, E, 0xd43cec53, W03, W03 ^ W07); W03 = EXPAND(W03, W10, W00, W06, W13); R2(A, B, C, D, E, F, G, H, 0xa879d8a7, W04, W04 ^ W08); W04 = EXPAND(W04, W11, W01, W07, W14); R2(D, A, B, C, H, E, F, G, 0x50f3b14f, W05, W05 ^ W09); W05 = EXPAND(W05, W12, W02, W08, W15); R2(C, D, A, B, G, H, E, F, 0xa1e7629e, W06, W06 ^ W10); W06 = EXPAND(W06, W13, W03, W09, W00); R2(B, C, D, A, F, G, H, E, 0x43cec53d, W07, W07 ^ W11); W07 = EXPAND(W07, W14, W04, W10, W01); R2(A, B, C, D, E, F, G, H, 0x879d8a7a, W08, W08 ^ W12); W08 = EXPAND(W08, W15, W05, W11, W02); R2(D, A, B, C, H, E, F, G, 0x0f3b14f5, W09, W09 ^ W13); W09 = EXPAND(W09, W00, W06, W12, W03); R2(C, D, A, B, G, H, E, F, 0x1e7629ea, W10, W10 ^ W14); W10 = EXPAND(W10, W01, W07, W13, W04); R2(B, C, D, A, F, G, H, E, 0x3cec53d4, W11, W11 ^ W15); W11 = EXPAND(W11, W02, W08, W14, W05); R2(A, B, C, D, E, F, G, H, 0x79d8a7a8, W12, W12 ^ W00); W12 = EXPAND(W12, W03, W09, W15, W06); R2(D, A, B, C, H, E, F, G, 0xf3b14f50, W13, W13 ^ W01); W13 = EXPAND(W13, W04, W10, W00, W07); R2(C, D, A, B, G, H, E, F, 0xe7629ea1, W14, W14 ^ W02); W14 = EXPAND(W14, W05, W11, W01, W08); R2(B, C, D, A, F, G, H, E, 0xcec53d43, W15, W15 ^ W03); W15 = EXPAND(W15, W06, W12, W02, W09); R2(A, B, C, D, E, F, G, H, 0x9d8a7a87, W00, W00 ^ W04); W00 = EXPAND(W00, W07, W13, W03, W10); R2(D, A, B, C, H, E, F, G, 0x3b14f50f, W01, W01 ^ W05); W01 = EXPAND(W01, W08, W14, W04, W11); R2(C, D, A, B, G, H, E, F, 0x7629ea1e, W02, W02 ^ W06); W02 = EXPAND(W02, W09, W15, W05, W12); R2(B, C, D, A, F, G, H, E, 0xec53d43c, W03, W03 ^ W07); W03 = EXPAND(W03, W10, W00, W06, W13); R2(A, B, C, D, E, F, G, H, 0xd8a7a879, W04, W04 ^ W08); R2(D, A, B, C, H, E, F, G, 0xb14f50f3, W05, W05 ^ W09); R2(C, D, A, B, G, H, E, F, 0x629ea1e7, W06, W06 ^ W10); R2(B, C, D, A, F, G, H, E, 0xc53d43ce, W07, W07 ^ W11); R2(A, B, C, D, E, F, G, H, 0x8a7a879d, W08, W08 ^ W12); R2(D, A, B, C, H, E, F, G, 0x14f50f3b, W09, W09 ^ W13); R2(C, D, A, B, G, H, E, F, 0x29ea1e76, W10, W10 ^ W14); R2(B, C, D, A, F, G, H, E, 0x53d43cec, W11, W11 ^ W15); R2(A, B, C, D, E, F, G, H, 0xa7a879d8, W12, W12 ^ W00); R2(D, A, B, C, H, E, F, G, 0x4f50f3b1, W13, W13 ^ W01); R2(C, D, A, B, G, H, E, F, 0x9ea1e762, W14, W14 ^ W02); R2(B, C, D, A, F, G, H, E, 0x3d43cec5, W15, W15 ^ W03); ctx->A ^= A; ctx->B ^= B; ctx->C ^= C; ctx->D ^= D; ctx->E ^= E; ctx->F ^= F; ctx->G ^= G; ctx->H ^= H; } } #endif /* !OPENSSL_NO_SM3 */