-
Notifications
You must be signed in to change notification settings - Fork 0
/
test_aes.c
206 lines (186 loc) · 7.2 KB
/
test_aes.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "aes.h"
#define ASSERT(expr) \
do { \
if ((expr) == 0) { \
fprintf(stderr, "[%s:%d] Assertion '%s' failed!\n", __FILE__, __LINE__, #expr); \
abort(); \
} \
} while (0)
/********* TESTS **********/
bool test_rot_word() {
uint8_t word[4] = {0x01, 0x02, 0x03, 0x04};
rot_word(word);
ASSERT(word[0] == 0x02);
ASSERT(word[1] == 0x03);
ASSERT(word[2] == 0x04);
ASSERT(word[3] == 0x01);
uint8_t word2[4] = {0x0a, 0x0b, 0x0c, 0x0d};
rot_word(word2);
ASSERT(word2[0] == 0x0b);
ASSERT(word2[1] == 0x0c);
ASSERT(word2[2] == 0x0d);
ASSERT(word2[3] == 0x0a);
return true;
}
bool test_sub_word() {
uint8_t word[4] = {0x19, 0xa0, 0x9a, 0xe9};
sub_word(word);
ASSERT(word[0] == 0xd4);
ASSERT(word[1] == 0xe0);
ASSERT(word[2] == 0xb8);
ASSERT(word[3] == 0x1e);
uint8_t word2[4] = {0x3d, 0xef, 0x49, 0x10};
sub_word(word2);
ASSERT(word2[0] == 0x27);
ASSERT(word2[1] == 0xdf);
ASSERT(word2[2] == 0x3b);
ASSERT(word2[3] == 0xca);
return true;
}
bool test_key_expansion() {
uint8_t key[16] = {0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c};
uint8_t expanded_key[176];
key_expansion(key, expanded_key);
uint8_t expected_key[176] = {
0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c, 0xa0, 0xfa,
0xfe, 0x17, 0x88, 0x54, 0x2c, 0xb1, 0x23, 0xa3, 0x39, 0x39, 0x2a, 0x6c, 0x76, 0x05, 0xf2, 0xc2, 0x95, 0xf2,
0x7a, 0x96, 0xb9, 0x43, 0x59, 0x35, 0x80, 0x7a, 0x73, 0x59, 0xf6, 0x7f, 0x3d, 0x80, 0x47, 0x7d, 0x47, 0x16,
0xfe, 0x3e, 0x1e, 0x23, 0x7e, 0x44, 0x6d, 0x7a, 0x88, 0x3b, 0xef, 0x44, 0xa5, 0x41, 0xa8, 0x52, 0x5b, 0x7f,
0xb6, 0x71, 0x25, 0x3b, 0xdb, 0x0b, 0xad, 0x00, 0xd4, 0xd1, 0xc6, 0xf8, 0x7c, 0x83, 0x9d, 0x87, 0xca, 0xf2,
0xb8, 0xbc, 0x11, 0xf9, 0x15, 0xbc, 0x6d, 0x88, 0xa3, 0x7a, 0x11, 0x0b, 0x3e, 0xfd, 0xdb, 0xf9, 0x86, 0x41,
0xca, 0x00, 0x93, 0xfd, 0x4e, 0x54, 0xf7, 0x0e, 0x5f, 0x5f, 0xc9, 0xf3, 0x84, 0xa6, 0x4f, 0xb2, 0x4e, 0xa6,
0xdc, 0x4f, 0xea, 0xd2, 0x73, 0x21, 0xb5, 0x8d, 0xba, 0xd2, 0x31, 0x2b, 0xf5, 0x60, 0x7f, 0x8d, 0x29, 0x2f,
0xac, 0x77, 0x66, 0xf3, 0x19, 0xfa, 0xdc, 0x21, 0x28, 0xd1, 0x29, 0x41, 0x57, 0x5c, 0x00, 0x6e, 0xd0, 0x14,
0xf9, 0xa8, 0xc9, 0xee, 0x25, 0x89, 0xe1, 0x3f, 0x0c, 0xc8, 0xb6, 0x63, 0x0c, 0xa6};
for (int i = 0; i < 176; i++) {
ASSERT(expanded_key[i] == expected_key[i]);
}
return true;
}
bool test_sub_bytes() {
uint8_t state[16] = {0x19, 0xa0, 0x9a, 0xe9, 0x3d, 0xf4, 0xc6, 0xf8, 0xe3, 0xe2, 0x8d, 0x48, 0xbe, 0x2b, 0x2a, 0x08};
uint8_t expected_state[16] = {0xd4, 0xe0, 0xb8, 0x1e, 0x27, 0xbf, 0xb4, 0x41,
0x11, 0x98, 0x5d, 0x52, 0xae, 0xf1, 0xe5, 0x30};
sub_bytes(state);
for (int i = 0; i < 16; i++) {
ASSERT(state[i] == expected_state[i]);
}
return true;
}
bool test_inverse_sub_bytes() {
uint8_t state[16] = {0xd4, 0xe0, 0xb8, 0x1e, 0x27, 0xbf, 0xb4, 0x41, 0x11, 0x98, 0x5d, 0x52, 0xae, 0xf1, 0xe5, 0x30};
uint8_t expected_state[16] = {0x19, 0xa0, 0x9a, 0xe9, 0x3d, 0xf4, 0xc6, 0xf8,
0xe3, 0xe2, 0x8d, 0x48, 0xbe, 0x2b, 0x2a, 0x08};
inverse_sub_bytes(state);
for (int i = 0; i < 16; i++) {
ASSERT(state[i] == expected_state[i]);
}
return true;
}
bool test_shift_rows() {
uint8_t state[16] = {0xd4, 0xe0, 0xb8, 0x1e, 0x27, 0xbf, 0xb4, 0x41, 0x11, 0x98, 0x5d, 0x52, 0xae, 0xf1, 0xe5, 0x30};
uint8_t expected_state[16] = {0xd4, 0xbf, 0x5d, 0x30, 0x27, 0x98, 0xe5, 0x1e,
0x11, 0xf1, 0xb8, 0x41, 0xae, 0xe0, 0xb4, 0x52};
shift_rows(state);
for (int i = 0; i < 16; i++) {
ASSERT(state[i] == expected_state[i]);
}
return true;
}
bool test_inverse_shift_rows() {
uint8_t state[16] = {0xd4, 0xbf, 0x5d, 0x30, 0x27, 0x98, 0xe5, 0x1e, 0x11, 0xf1, 0xb8, 0x41, 0xae, 0xe0, 0xb4, 0x52};
uint8_t expected_state[16] = {0xd4, 0xe0, 0xb8, 0x1e, 0x27, 0xbf, 0xb4, 0x41,
0x11, 0x98, 0x5d, 0x52, 0xae, 0xf1, 0xe5, 0x30};
inverse_shift_rows(state);
for (int i = 0; i < 16; i++) {
ASSERT(state[i] == expected_state[i]);
}
return true;
}
bool test_mix_columns() {
uint8_t state[16] = {0xdb, 0x13, 0x53, 0x45, 0xf2, 0x0a, 0x22, 0x5c, 0x01, 0x01, 0x01, 0x01, 0xc6, 0xc6, 0xc6, 0xc6};
mix_columns(state);
ASSERT(state[0] == 0x8e);
ASSERT(state[1] == 0x4d);
ASSERT(state[2] == 0xa1);
ASSERT(state[3] == 0xbc);
ASSERT(state[4] == 0x9f);
ASSERT(state[5] == 0xdc);
ASSERT(state[6] == 0x58);
ASSERT(state[7] == 0x9d);
ASSERT(state[8] == 0x01);
ASSERT(state[9] == 0x01);
ASSERT(state[10] == 0x01);
ASSERT(state[11] == 0x01);
ASSERT(state[12] == 0xc6);
ASSERT(state[13] == 0xc6);
ASSERT(state[14] == 0xc6);
ASSERT(state[15] == 0xc6);
return true;
}
bool test_inverse_mix_columns() {
uint8_t state[16] = {0x8e, 0x4d, 0xa1, 0xbc, 0x9f, 0xdc, 0x58, 0x9d, 0x01, 0x01, 0x01, 0x01, 0xc6, 0xc6, 0xc6, 0xc6};
inverse_mix_columns(state);
ASSERT(state[0] == 0xdb);
ASSERT(state[1] == 0x13);
ASSERT(state[2] == 0x53);
ASSERT(state[3] == 0x45);
ASSERT(state[4] == 0xf2);
ASSERT(state[5] == 0x0a);
ASSERT(state[6] == 0x22);
ASSERT(state[7] == 0x5c);
ASSERT(state[8] == 0x01);
ASSERT(state[9] == 0x01);
ASSERT(state[10] == 0x01);
ASSERT(state[11] == 0x01);
ASSERT(state[12] == 0xc6);
ASSERT(state[13] == 0xc6);
ASSERT(state[14] == 0xc6);
ASSERT(state[15] == 0xc6);
return true;
}
//************* USAGE **********************//
void usage(int argc, char *argv[]) {
fprintf(stderr, "Usage: %s <testname> [<...>]\n", argv[0]);
exit(EXIT_FAILURE);
}
/********* MAIN **********/
int main(int argc, char *argv[]) {
if (argc == 1) usage(argc, argv);
fprintf(stderr, "=> Start test \"%s\"\n", argv[1]);
bool ok = false;
if (strcmp("rot_word", argv[1]) == 0) {
ok = test_rot_word();
} else if (strcmp("sub_word", argv[1]) == 0) {
ok = test_sub_word();
} else if (strcmp("key_expansion", argv[1]) == 0) {
ok = test_key_expansion();
} else if (strcmp("sub_bytes", argv[1]) == 0) {
ok = test_sub_bytes();
} else if (strcmp("inverse_sub_bytes", argv[1]) == 0) {
ok = test_inverse_sub_bytes();
} else if (strcmp("shift_rows", argv[1]) == 0) {
ok = test_shift_rows();
} else if (strcmp("inverse_shift_rows", argv[1]) == 0) {
ok = test_inverse_shift_rows();
} else if (strcmp("mix_columns", argv[1]) == 0) {
ok = test_mix_columns();
} else if (strcmp("inverse_mix_columns", argv[1]) == 0) {
ok = test_inverse_mix_columns();
} else {
fprintf(stderr, "Error: test \"%s\" not found!\n", argv[1]);
exit(EXIT_FAILURE);
}
if (ok) {
fprintf(stderr, "Test \"%s\" finished: SUCCESS\n", argv[1]);
return EXIT_SUCCESS;
} else {
fprintf(stderr, "Test \"%s\" finished: FAILURE\n", argv[1]);
return EXIT_FAILURE;
}
}