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/*
* Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
* Copyright 2017 Ribose Inc. All Rights Reserved.
* Ported from Ribose contributions from Botan.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/e_os2.h>
#include "sm3_locl.h"
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;
}
void sm3_block_data_order(SM3_CTX *ctx, const void *p, size_t num)
{
const unsigned char *data = p;
register unsigned MD32_REG_T A, B, C, D, E, F, G, H;
unsigned MD32_REG_T W00, W01, W02, W03, W04, W05, W06, W07,
W08, W09, W10, W11, W12, W13, W14, W15;
for (; num--;) {
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.
*/
(void)HOST_c2l(data, W00);
(void)HOST_c2l(data, W01);
(void)HOST_c2l(data, W02);
(void)HOST_c2l(data, W03);
(void)HOST_c2l(data, W04);
(void)HOST_c2l(data, W05);
(void)HOST_c2l(data, W06);
(void)HOST_c2l(data, W07);
(void)HOST_c2l(data, W08);
(void)HOST_c2l(data, W09);
(void)HOST_c2l(data, W10);
(void)HOST_c2l(data, W11);
(void)HOST_c2l(data, W12);
(void)HOST_c2l(data, W13);
(void)HOST_c2l(data, W14);
(void)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;
}
}
|
