Coverage Report

Created: 2024-11-21 07:03

/src/openssl/crypto/sm3/sm3.c
Line
Count
Source
1
/*
2
 * Copyright 2017-2021 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 <openssl/e_os2.h>
13
#include "sm3_local.h"
14
15
int ossl_sm3_init(SM3_CTX *c)
16
1.79k
{
17
1.79k
    memset(c, 0, sizeof(*c));
18
1.79k
    c->A = SM3_A;
19
1.79k
    c->B = SM3_B;
20
1.79k
    c->C = SM3_C;
21
1.79k
    c->D = SM3_D;
22
1.79k
    c->E = SM3_E;
23
1.79k
    c->F = SM3_F;
24
1.79k
    c->G = SM3_G;
25
1.79k
    c->H = SM3_H;
26
1.79k
    return 1;
27
1.79k
}
28
29
void ossl_sm3_block_data_order(SM3_CTX *ctx, const void *p, size_t num)
30
18.3k
{
31
18.3k
    const unsigned char *data = p;
32
18.3k
    register unsigned MD32_REG_T A, B, C, D, E, F, G, H;
33
34
18.3k
    unsigned MD32_REG_T W00, W01, W02, W03, W04, W05, W06, W07,
35
18.3k
        W08, W09, W10, W11, W12, W13, W14, W15;
36
37
724k
    for (; num--;) {
38
39
706k
        A = ctx->A;
40
706k
        B = ctx->B;
41
706k
        C = ctx->C;
42
706k
        D = ctx->D;
43
706k
        E = ctx->E;
44
706k
        F = ctx->F;
45
706k
        G = ctx->G;
46
706k
        H = ctx->H;
47
48
        /*
49
        * We have to load all message bytes immediately since SM3 reads
50
        * them slightly out of order.
51
        */
52
706k
        (void)HOST_c2l(data, W00);
53
706k
        (void)HOST_c2l(data, W01);
54
706k
        (void)HOST_c2l(data, W02);
55
706k
        (void)HOST_c2l(data, W03);
56
706k
        (void)HOST_c2l(data, W04);
57
706k
        (void)HOST_c2l(data, W05);
58
706k
        (void)HOST_c2l(data, W06);
59
706k
        (void)HOST_c2l(data, W07);
60
706k
        (void)HOST_c2l(data, W08);
61
706k
        (void)HOST_c2l(data, W09);
62
706k
        (void)HOST_c2l(data, W10);
63
706k
        (void)HOST_c2l(data, W11);
64
706k
        (void)HOST_c2l(data, W12);
65
706k
        (void)HOST_c2l(data, W13);
66
706k
        (void)HOST_c2l(data, W14);
67
706k
        (void)HOST_c2l(data, W15);
68
69
706k
        R1(A, B, C, D, E, F, G, H, 0x79CC4519, W00, W00 ^ W04);
70
706k
        W00 = EXPAND(W00, W07, W13, W03, W10);
71
706k
        R1(D, A, B, C, H, E, F, G, 0xF3988A32, W01, W01 ^ W05);
72
706k
        W01 = EXPAND(W01, W08, W14, W04, W11);
73
706k
        R1(C, D, A, B, G, H, E, F, 0xE7311465, W02, W02 ^ W06);
74
706k
        W02 = EXPAND(W02, W09, W15, W05, W12);
75
706k
        R1(B, C, D, A, F, G, H, E, 0xCE6228CB, W03, W03 ^ W07);
76
706k
        W03 = EXPAND(W03, W10, W00, W06, W13);
77
706k
        R1(A, B, C, D, E, F, G, H, 0x9CC45197, W04, W04 ^ W08);
78
706k
        W04 = EXPAND(W04, W11, W01, W07, W14);
79
706k
        R1(D, A, B, C, H, E, F, G, 0x3988A32F, W05, W05 ^ W09);
80
706k
        W05 = EXPAND(W05, W12, W02, W08, W15);
81
706k
        R1(C, D, A, B, G, H, E, F, 0x7311465E, W06, W06 ^ W10);
82
706k
        W06 = EXPAND(W06, W13, W03, W09, W00);
83
706k
        R1(B, C, D, A, F, G, H, E, 0xE6228CBC, W07, W07 ^ W11);
84
706k
        W07 = EXPAND(W07, W14, W04, W10, W01);
85
706k
        R1(A, B, C, D, E, F, G, H, 0xCC451979, W08, W08 ^ W12);
86
706k
        W08 = EXPAND(W08, W15, W05, W11, W02);
87
706k
        R1(D, A, B, C, H, E, F, G, 0x988A32F3, W09, W09 ^ W13);
88
706k
        W09 = EXPAND(W09, W00, W06, W12, W03);
89
706k
        R1(C, D, A, B, G, H, E, F, 0x311465E7, W10, W10 ^ W14);
90
706k
        W10 = EXPAND(W10, W01, W07, W13, W04);
91
706k
        R1(B, C, D, A, F, G, H, E, 0x6228CBCE, W11, W11 ^ W15);
92
706k
        W11 = EXPAND(W11, W02, W08, W14, W05);
93
706k
        R1(A, B, C, D, E, F, G, H, 0xC451979C, W12, W12 ^ W00);
94
706k
        W12 = EXPAND(W12, W03, W09, W15, W06);
95
706k
        R1(D, A, B, C, H, E, F, G, 0x88A32F39, W13, W13 ^ W01);
96
706k
        W13 = EXPAND(W13, W04, W10, W00, W07);
97
706k
        R1(C, D, A, B, G, H, E, F, 0x11465E73, W14, W14 ^ W02);
98
706k
        W14 = EXPAND(W14, W05, W11, W01, W08);
99
706k
        R1(B, C, D, A, F, G, H, E, 0x228CBCE6, W15, W15 ^ W03);
100
706k
        W15 = EXPAND(W15, W06, W12, W02, W09);
101
706k
        R2(A, B, C, D, E, F, G, H, 0x9D8A7A87, W00, W00 ^ W04);
102
706k
        W00 = EXPAND(W00, W07, W13, W03, W10);
103
706k
        R2(D, A, B, C, H, E, F, G, 0x3B14F50F, W01, W01 ^ W05);
104
706k
        W01 = EXPAND(W01, W08, W14, W04, W11);
105
706k
        R2(C, D, A, B, G, H, E, F, 0x7629EA1E, W02, W02 ^ W06);
106
706k
        W02 = EXPAND(W02, W09, W15, W05, W12);
107
706k
        R2(B, C, D, A, F, G, H, E, 0xEC53D43C, W03, W03 ^ W07);
108
706k
        W03 = EXPAND(W03, W10, W00, W06, W13);
109
706k
        R2(A, B, C, D, E, F, G, H, 0xD8A7A879, W04, W04 ^ W08);
110
706k
        W04 = EXPAND(W04, W11, W01, W07, W14);
111
706k
        R2(D, A, B, C, H, E, F, G, 0xB14F50F3, W05, W05 ^ W09);
112
706k
        W05 = EXPAND(W05, W12, W02, W08, W15);
113
706k
        R2(C, D, A, B, G, H, E, F, 0x629EA1E7, W06, W06 ^ W10);
114
706k
        W06 = EXPAND(W06, W13, W03, W09, W00);
115
706k
        R2(B, C, D, A, F, G, H, E, 0xC53D43CE, W07, W07 ^ W11);
116
706k
        W07 = EXPAND(W07, W14, W04, W10, W01);
117
706k
        R2(A, B, C, D, E, F, G, H, 0x8A7A879D, W08, W08 ^ W12);
118
706k
        W08 = EXPAND(W08, W15, W05, W11, W02);
119
706k
        R2(D, A, B, C, H, E, F, G, 0x14F50F3B, W09, W09 ^ W13);
120
706k
        W09 = EXPAND(W09, W00, W06, W12, W03);
121
706k
        R2(C, D, A, B, G, H, E, F, 0x29EA1E76, W10, W10 ^ W14);
122
706k
        W10 = EXPAND(W10, W01, W07, W13, W04);
123
706k
        R2(B, C, D, A, F, G, H, E, 0x53D43CEC, W11, W11 ^ W15);
124
706k
        W11 = EXPAND(W11, W02, W08, W14, W05);
125
706k
        R2(A, B, C, D, E, F, G, H, 0xA7A879D8, W12, W12 ^ W00);
126
706k
        W12 = EXPAND(W12, W03, W09, W15, W06);
127
706k
        R2(D, A, B, C, H, E, F, G, 0x4F50F3B1, W13, W13 ^ W01);
128
706k
        W13 = EXPAND(W13, W04, W10, W00, W07);
129
706k
        R2(C, D, A, B, G, H, E, F, 0x9EA1E762, W14, W14 ^ W02);
130
706k
        W14 = EXPAND(W14, W05, W11, W01, W08);
131
706k
        R2(B, C, D, A, F, G, H, E, 0x3D43CEC5, W15, W15 ^ W03);
132
706k
        W15 = EXPAND(W15, W06, W12, W02, W09);
133
706k
        R2(A, B, C, D, E, F, G, H, 0x7A879D8A, W00, W00 ^ W04);
134
706k
        W00 = EXPAND(W00, W07, W13, W03, W10);
135
706k
        R2(D, A, B, C, H, E, F, G, 0xF50F3B14, W01, W01 ^ W05);
136
706k
        W01 = EXPAND(W01, W08, W14, W04, W11);
137
706k
        R2(C, D, A, B, G, H, E, F, 0xEA1E7629, W02, W02 ^ W06);
138
706k
        W02 = EXPAND(W02, W09, W15, W05, W12);
139
706k
        R2(B, C, D, A, F, G, H, E, 0xD43CEC53, W03, W03 ^ W07);
140
706k
        W03 = EXPAND(W03, W10, W00, W06, W13);
141
706k
        R2(A, B, C, D, E, F, G, H, 0xA879D8A7, W04, W04 ^ W08);
142
706k
        W04 = EXPAND(W04, W11, W01, W07, W14);
143
706k
        R2(D, A, B, C, H, E, F, G, 0x50F3B14F, W05, W05 ^ W09);
144
706k
        W05 = EXPAND(W05, W12, W02, W08, W15);
145
706k
        R2(C, D, A, B, G, H, E, F, 0xA1E7629E, W06, W06 ^ W10);
146
706k
        W06 = EXPAND(W06, W13, W03, W09, W00);
147
706k
        R2(B, C, D, A, F, G, H, E, 0x43CEC53D, W07, W07 ^ W11);
148
706k
        W07 = EXPAND(W07, W14, W04, W10, W01);
149
706k
        R2(A, B, C, D, E, F, G, H, 0x879D8A7A, W08, W08 ^ W12);
150
706k
        W08 = EXPAND(W08, W15, W05, W11, W02);
151
706k
        R2(D, A, B, C, H, E, F, G, 0x0F3B14F5, W09, W09 ^ W13);
152
706k
        W09 = EXPAND(W09, W00, W06, W12, W03);
153
706k
        R2(C, D, A, B, G, H, E, F, 0x1E7629EA, W10, W10 ^ W14);
154
706k
        W10 = EXPAND(W10, W01, W07, W13, W04);
155
706k
        R2(B, C, D, A, F, G, H, E, 0x3CEC53D4, W11, W11 ^ W15);
156
706k
        W11 = EXPAND(W11, W02, W08, W14, W05);
157
706k
        R2(A, B, C, D, E, F, G, H, 0x79D8A7A8, W12, W12 ^ W00);
158
706k
        W12 = EXPAND(W12, W03, W09, W15, W06);
159
706k
        R2(D, A, B, C, H, E, F, G, 0xF3B14F50, W13, W13 ^ W01);
160
706k
        W13 = EXPAND(W13, W04, W10, W00, W07);
161
706k
        R2(C, D, A, B, G, H, E, F, 0xE7629EA1, W14, W14 ^ W02);
162
706k
        W14 = EXPAND(W14, W05, W11, W01, W08);
163
706k
        R2(B, C, D, A, F, G, H, E, 0xCEC53D43, W15, W15 ^ W03);
164
706k
        W15 = EXPAND(W15, W06, W12, W02, W09);
165
706k
        R2(A, B, C, D, E, F, G, H, 0x9D8A7A87, W00, W00 ^ W04);
166
706k
        W00 = EXPAND(W00, W07, W13, W03, W10);
167
706k
        R2(D, A, B, C, H, E, F, G, 0x3B14F50F, W01, W01 ^ W05);
168
706k
        W01 = EXPAND(W01, W08, W14, W04, W11);
169
706k
        R2(C, D, A, B, G, H, E, F, 0x7629EA1E, W02, W02 ^ W06);
170
706k
        W02 = EXPAND(W02, W09, W15, W05, W12);
171
706k
        R2(B, C, D, A, F, G, H, E, 0xEC53D43C, W03, W03 ^ W07);
172
706k
        W03 = EXPAND(W03, W10, W00, W06, W13);
173
706k
        R2(A, B, C, D, E, F, G, H, 0xD8A7A879, W04, W04 ^ W08);
174
706k
        R2(D, A, B, C, H, E, F, G, 0xB14F50F3, W05, W05 ^ W09);
175
706k
        R2(C, D, A, B, G, H, E, F, 0x629EA1E7, W06, W06 ^ W10);
176
706k
        R2(B, C, D, A, F, G, H, E, 0xC53D43CE, W07, W07 ^ W11);
177
706k
        R2(A, B, C, D, E, F, G, H, 0x8A7A879D, W08, W08 ^ W12);
178
706k
        R2(D, A, B, C, H, E, F, G, 0x14F50F3B, W09, W09 ^ W13);
179
706k
        R2(C, D, A, B, G, H, E, F, 0x29EA1E76, W10, W10 ^ W14);
180
706k
        R2(B, C, D, A, F, G, H, E, 0x53D43CEC, W11, W11 ^ W15);
181
706k
        R2(A, B, C, D, E, F, G, H, 0xA7A879D8, W12, W12 ^ W00);
182
706k
        R2(D, A, B, C, H, E, F, G, 0x4F50F3B1, W13, W13 ^ W01);
183
706k
        R2(C, D, A, B, G, H, E, F, 0x9EA1E762, W14, W14 ^ W02);
184
706k
        R2(B, C, D, A, F, G, H, E, 0x3D43CEC5, W15, W15 ^ W03);
185
186
706k
        ctx->A ^= A;
187
706k
        ctx->B ^= B;
188
706k
        ctx->C ^= C;
189
706k
        ctx->D ^= D;
190
706k
        ctx->E ^= E;
191
706k
        ctx->F ^= F;
192
706k
        ctx->G ^= G;
193
706k
        ctx->H ^= H;
194
706k
    }
195
18.3k
}