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
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
|
/**
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
#include <aws/cal/hmac.h>
#include <aws/common/byte_buf.h>
#include <aws/testing/aws_test_harness.h>
#include <test_case_helper.h>
/*
* these are the rfc4231 test vectors, as compiled here:
* https://tools.ietf.org/html/rfc4231#section-4.1
*/
static int s_sha256_hmac_rfc4231_test_case_1_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t secret[] = {
0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input = aws_byte_cursor_from_c_str("Hi There");
uint8_t expected[] = {
0xb0, 0x34, 0x4c, 0x61, 0xd8, 0xdb, 0x38, 0x53, 0x5c, 0xa8, 0xaf, 0xce, 0xaf, 0x0b, 0xf1, 0x2b,
0x88, 0x1d, 0xc2, 0x00, 0xc9, 0x83, 0x3d, 0xa7, 0x26, 0xe9, 0x37, 0x6c, 0x2e, 0x32, 0xcf, 0xf7,
};
struct aws_byte_cursor expected_buf = aws_byte_cursor_from_array(expected, sizeof(expected));
return s_verify_hmac_test_case(allocator, &input, &secret_buf, &expected_buf, aws_sha256_hmac_new);
}
AWS_TEST_CASE(sha256_hmac_rfc4231_test_case_1, s_sha256_hmac_rfc4231_test_case_1_fn)
static int s_sha256_hmac_rfc4231_test_case_2_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t secret[] = {
0x4a,
0x65,
0x66,
0x65,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input = aws_byte_cursor_from_c_str("what do ya want for nothing?");
uint8_t expected[] = {
0x5b, 0xdc, 0xc1, 0x46, 0xbf, 0x60, 0x75, 0x4e, 0x6a, 0x04, 0x24, 0x26, 0x08, 0x95, 0x75, 0xc7,
0x5a, 0x00, 0x3f, 0x08, 0x9d, 0x27, 0x39, 0x83, 0x9d, 0xec, 0x58, 0xb9, 0x64, 0xec, 0x38, 0x43,
};
struct aws_byte_cursor expected_buf = aws_byte_cursor_from_array(expected, sizeof(expected));
return s_verify_hmac_test_case(allocator, &input, &secret_buf, &expected_buf, aws_sha256_hmac_new);
}
AWS_TEST_CASE(sha256_hmac_rfc4231_test_case_2, s_sha256_hmac_rfc4231_test_case_2_fn)
static int s_sha256_hmac_rfc4231_test_case_3_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t secret[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
uint8_t input[] = {
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
};
struct aws_byte_cursor input_buf = aws_byte_cursor_from_array(input, sizeof(input));
uint8_t expected[] = {
0x77, 0x3e, 0xa9, 0x1e, 0x36, 0x80, 0x0e, 0x46, 0x85, 0x4d, 0xb8, 0xeb, 0xd0, 0x91, 0x81, 0xa7,
0x29, 0x59, 0x09, 0x8b, 0x3e, 0xf8, 0xc1, 0x22, 0xd9, 0x63, 0x55, 0x14, 0xce, 0xd5, 0x65, 0xfe,
};
struct aws_byte_cursor expected_buf = aws_byte_cursor_from_array(expected, sizeof(expected));
return s_verify_hmac_test_case(allocator, &input_buf, &secret_buf, &expected_buf, aws_sha256_hmac_new);
}
AWS_TEST_CASE(sha256_hmac_rfc4231_test_case_3, s_sha256_hmac_rfc4231_test_case_3_fn)
static int s_sha256_hmac_rfc4231_test_case_4_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t secret[] = {
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d,
0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
uint8_t input[] = {
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
};
struct aws_byte_cursor input_buf = aws_byte_cursor_from_array(input, sizeof(input));
uint8_t expected[] = {
0x82, 0x55, 0x8a, 0x38, 0x9a, 0x44, 0x3c, 0x0e, 0xa4, 0xcc, 0x81, 0x98, 0x99, 0xf2, 0x08, 0x3a,
0x85, 0xf0, 0xfa, 0xa3, 0xe5, 0x78, 0xf8, 0x07, 0x7a, 0x2e, 0x3f, 0xf4, 0x67, 0x29, 0x66, 0x5b,
};
struct aws_byte_cursor expected_buf = aws_byte_cursor_from_array(expected, sizeof(expected));
return s_verify_hmac_test_case(allocator, &input_buf, &secret_buf, &expected_buf, aws_sha256_hmac_new);
}
AWS_TEST_CASE(sha256_hmac_rfc4231_test_case_4, s_sha256_hmac_rfc4231_test_case_4_fn)
static int s_sha256_hmac_rfc4231_test_case_5_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t secret[] = {
0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input_buf = aws_byte_cursor_from_c_str("Test With Truncation");
uint8_t expected[] = {
0xa3,
0xb6,
0x16,
0x74,
0x73,
0x10,
0x0e,
0xe0,
0x6e,
0x0c,
0x79,
0x6c,
0x29,
0x55,
0x55,
0x2b,
};
struct aws_byte_cursor expected_buf = aws_byte_cursor_from_array(expected, sizeof(expected));
return s_verify_hmac_test_case(allocator, &input_buf, &secret_buf, &expected_buf, aws_sha256_hmac_new);
}
AWS_TEST_CASE(sha256_hmac_rfc4231_test_case_5, s_sha256_hmac_rfc4231_test_case_5_fn)
static int s_sha256_hmac_rfc4231_test_case_6_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t secret[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input_buf =
aws_byte_cursor_from_c_str("Test Using Larger Than Block-Size Key - Hash Key First");
uint8_t expected[] = {
0x60, 0xe4, 0x31, 0x59, 0x1e, 0xe0, 0xb6, 0x7f, 0x0d, 0x8a, 0x26, 0xaa, 0xcb, 0xf5, 0xb7, 0x7f,
0x8e, 0x0b, 0xc6, 0x21, 0x37, 0x28, 0xc5, 0x14, 0x05, 0x46, 0x04, 0x0f, 0x0e, 0xe3, 0x7f, 0x54,
};
struct aws_byte_cursor expected_buf = aws_byte_cursor_from_array(expected, sizeof(expected));
return s_verify_hmac_test_case(allocator, &input_buf, &secret_buf, &expected_buf, aws_sha256_hmac_new);
}
AWS_TEST_CASE(sha256_hmac_rfc4231_test_case_6, s_sha256_hmac_rfc4231_test_case_6_fn)
static int s_sha256_hmac_rfc4231_test_case_7_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t secret[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input_buf = aws_byte_cursor_from_c_str("This is a test using a larger than "
"block-size key and a larger than block-size "
"data. The key needs to be hashed before "
"being used by the HMAC algorithm.");
uint8_t expected[] = {
0x9b, 0x09, 0xff, 0xa7, 0x1b, 0x94, 0x2f, 0xcb, 0x27, 0x63, 0x5f, 0xbc, 0xd5, 0xb0, 0xe9, 0x44,
0xbf, 0xdc, 0x63, 0x64, 0x4f, 0x07, 0x13, 0x93, 0x8a, 0x7f, 0x51, 0x53, 0x5c, 0x3a, 0x35, 0xe2,
};
struct aws_byte_cursor expected_buf = aws_byte_cursor_from_array(expected, sizeof(expected));
return s_verify_hmac_test_case(allocator, &input_buf, &secret_buf, &expected_buf, aws_sha256_hmac_new);
}
AWS_TEST_CASE(sha256_hmac_rfc4231_test_case_7, s_sha256_hmac_rfc4231_test_case_7_fn)
static int s_sha256_hmac_test_oneshot_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
aws_cal_library_init(allocator);
uint8_t secret[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input_buf = aws_byte_cursor_from_c_str("This is a test using a larger than "
"block-size key and a larger than block-size "
"data. The key needs to be hashed before "
"being used by the HMAC algorithm.");
uint8_t expected[] = {
0x9b, 0x09, 0xff, 0xa7, 0x1b, 0x94, 0x2f, 0xcb, 0x27, 0x63, 0x5f, 0xbc, 0xd5, 0xb0, 0xe9, 0x44,
0xbf, 0xdc, 0x63, 0x64, 0x4f, 0x07, 0x13, 0x93, 0x8a, 0x7f, 0x51, 0x53, 0x5c, 0x3a, 0x35, 0xe2,
};
uint8_t output[AWS_SHA256_HMAC_LEN] = {0};
struct aws_byte_buf output_buf = aws_byte_buf_from_array(output, sizeof(output));
output_buf.len = 0;
ASSERT_SUCCESS(aws_sha256_hmac_compute(allocator, &secret_buf, &input_buf, &output_buf, 0));
ASSERT_BIN_ARRAYS_EQUALS(expected, sizeof(expected), output_buf.buffer, output_buf.len);
aws_cal_library_clean_up();
return AWS_OP_SUCCESS;
}
AWS_TEST_CASE(sha256_hmac_test_oneshot, s_sha256_hmac_test_oneshot_fn)
static int s_sha256_hmac_test_invalid_buffer_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
aws_cal_library_init(allocator);
uint8_t secret[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input_buf = aws_byte_cursor_from_c_str("This is a test using a larger than "
"block-size key and a larger than block-size "
"data. The key needs to be hashed before "
"being used by the HMAC algorithm.");
uint8_t output[AWS_SHA256_HMAC_LEN] = {0};
struct aws_byte_buf output_buf = aws_byte_buf_from_array(output, sizeof(output));
output_buf.len = 1;
ASSERT_ERROR(AWS_ERROR_SHORT_BUFFER, aws_sha256_hmac_compute(allocator, &secret_buf, &input_buf, &output_buf, 0));
aws_cal_library_clean_up();
return AWS_OP_SUCCESS;
}
AWS_TEST_CASE(sha256_hmac_test_invalid_buffer, s_sha256_hmac_test_invalid_buffer_fn)
static int s_sha256_hmac_test_invalid_state_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
aws_cal_library_init(allocator);
uint8_t secret[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input_buf = aws_byte_cursor_from_c_str("This is a test using a larger than "
"block-size key and a larger than block-size "
"data. The key needs to be hashed before "
"being used by the HMAC algorithm.");
uint8_t output[AWS_SHA256_HMAC_LEN] = {0};
struct aws_byte_buf output_buf = aws_byte_buf_from_array(output, sizeof(output));
output_buf.len = 0;
struct aws_hmac *hmac = aws_sha256_hmac_new(allocator, &secret_buf);
ASSERT_NOT_NULL(hmac);
ASSERT_SUCCESS(aws_hmac_update(hmac, &input_buf));
ASSERT_SUCCESS(aws_hmac_finalize(hmac, &output_buf, 0));
ASSERT_ERROR(AWS_ERROR_INVALID_STATE, aws_hmac_update(hmac, &input_buf));
ASSERT_ERROR(AWS_ERROR_INVALID_STATE, aws_hmac_finalize(hmac, &output_buf, 0));
aws_hmac_destroy(hmac);
aws_cal_library_clean_up();
return AWS_OP_SUCCESS;
}
AWS_TEST_CASE(sha256_hmac_test_invalid_state, s_sha256_hmac_test_invalid_state_fn)
static int s_sha256_hmac_test_extra_buffer_space_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
aws_cal_library_init(allocator);
uint8_t secret[] = {
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d,
0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
};
struct aws_byte_cursor secret_buf = aws_byte_cursor_from_array(secret, sizeof(secret));
struct aws_byte_cursor input = aws_byte_cursor_from_c_str("123456789012345678901234567890123456789012345"
"67890123456789012345678901234567890");
struct aws_byte_buf digest_size_buf;
struct aws_byte_buf super_size_buf;
aws_byte_buf_init(&digest_size_buf, allocator, AWS_SHA256_HMAC_LEN);
aws_byte_buf_init(&super_size_buf, allocator, AWS_SHA256_HMAC_LEN + 100);
aws_sha256_hmac_compute(allocator, &secret_buf, &input, &digest_size_buf, 0);
aws_sha256_hmac_compute(allocator, &secret_buf, &input, &super_size_buf, 0);
ASSERT_TRUE(aws_byte_buf_eq(&digest_size_buf, &super_size_buf));
ASSERT_TRUE(super_size_buf.len == AWS_SHA256_HMAC_LEN);
aws_byte_buf_clean_up(&digest_size_buf);
aws_byte_buf_clean_up(&super_size_buf);
aws_cal_library_clean_up();
return AWS_OP_SUCCESS;
}
AWS_TEST_CASE(sha256_hmac_test_extra_buffer_space, s_sha256_hmac_test_extra_buffer_space_fn)
|
