aboutsummaryrefslogtreecommitdiff
path: root/src/microhttpd/test_sha512_256.c
blob: 85c3a0eea03f62a5fa562a4823885fdd3cac13f0 (plain) (blame)
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
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
/*
  This file is part of libmicrohttpd
  Copyright (C) 2019-2022 Karlson2k (Evgeny Grin)

  This test tool is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; either version 2, or
  (at your option) any later version.

  This test tool is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

/**
 * @file microhttpd/test_sha512_256.h
 * @brief  Unit tests for SHA-512/256 functions
 * @author Karlson2k (Evgeny Grin)
 */

#include "mhd_options.h"
#include "sha512_256.h"
#include "test_helpers.h"
#include <stdio.h>
#include <stdlib.h>

static int verbose = 0; /* verbose level (0-1)*/


struct str_with_len
{
  const char *const str;
  const size_t len;
};

#define D_STR_W_LEN(s) {(s), (sizeof((s)) / sizeof(char)) - 1}

struct data_unit1
{
  const struct str_with_len str_l;
  const uint8_t digest[SHA512_256_DIGEST_SIZE];
};

static const struct data_unit1 data_units1[] = {
  {D_STR_W_LEN ("abc"),
   {0x53, 0x04, 0x8E, 0x26, 0x81, 0x94, 0x1E, 0xF9, 0x9B, 0x2E, 0x29, 0xB7,
    0x6B, 0x4C, 0x7D, 0xAB, 0xE4, 0xC2, 0xD0, 0xC6, 0x34, 0xFC, 0x6D, 0x46,
    0xE0, 0xE2, 0xF1, 0x31, 0x07, 0xE7, 0xAF, 0x23}},
  {D_STR_W_LEN ("abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhi" \
                "jklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"),
   {0x39, 0x28, 0xE1, 0x84, 0xFB, 0x86, 0x90, 0xF8, 0x40, 0xDA, 0x39, 0x88,
    0x12, 0x1D, 0x31, 0xBE, 0x65, 0xCB, 0x9D, 0x3E, 0xF8, 0x3E, 0xE6, 0x14,
    0x6F, 0xEA, 0xC8, 0x61, 0xE1, 0x9B, 0x56, 0x3A}},
  {D_STR_W_LEN (""), /* The empty zero-size input */
   {0xc6, 0x72, 0xb8, 0xd1, 0xef, 0x56, 0xed, 0x28, 0xab, 0x87, 0xc3, 0x62,
    0x2c, 0x51, 0x14, 0x06, 0x9b, 0xdd, 0x3a, 0xd7, 0xb8, 0xf9, 0x73, 0x74,
    0x98, 0xd0, 0xc0, 0x1e, 0xce, 0xf0, 0x96, 0x7a}},
  {D_STR_W_LEN ("1234567890!@~%&$@#{}[]\\/!?`."),
   {0xc8, 0x7c, 0x5a, 0x55, 0x27, 0x77, 0x1b, 0xe7, 0x69, 0x3c, 0x50, 0x79,
    0x32, 0xad, 0x7c, 0x79, 0xe9, 0x60, 0xa0, 0x18, 0xb7, 0x78, 0x2b, 0x6f,
    0xa9, 0x7b, 0xa3, 0xa0, 0xb5, 0x18, 0x17, 0xa5}},
  {D_STR_W_LEN ("Simple string."),
   {0xde, 0xcb, 0x3c, 0x81, 0x65, 0x4b, 0xa0, 0xf5, 0xf0, 0x45, 0x6b, 0x7e,
    0x61, 0xf5, 0x0d, 0xf5, 0x38, 0xa4, 0xfc, 0xb1, 0x8a, 0x95, 0xff, 0x59,
    0xbc, 0x04, 0x82, 0xcf, 0x23, 0xb2, 0x32, 0x56}},
  {D_STR_W_LEN ("abcdefghijklmnopqrstuvwxyz"),
   {0xfc, 0x31, 0x89, 0x44, 0x3f, 0x9c, 0x26, 0x8f, 0x62, 0x6a, 0xea, 0x08,
    0xa7, 0x56, 0xab, 0xe7, 0xb7, 0x26, 0xb0, 0x5f, 0x70, 0x1c, 0xb0, 0x82,
    0x22, 0x31, 0x2c, 0xcf, 0xd6, 0x71, 0x0a, 0x26, }},
  {D_STR_W_LEN ("zyxwvutsrqponMLKJIHGFEDCBA"),
   {0xd2, 0x6d, 0x24, 0x81, 0xa4, 0xf9, 0x0a, 0x72, 0xd2, 0x7f, 0xc1, 0xac,
    0xac, 0xe1, 0xc0, 0x6b, 0x39, 0x94, 0xac, 0x73, 0x50, 0x2e, 0x27, 0x97,
    0xa3, 0x65, 0x37, 0x4e, 0xbb, 0x5c, 0x27, 0xe9}},
  {D_STR_W_LEN ("abcdefghijklmnopqrstuvwxyzzyxwvutsrqponMLKJIHGFEDCBA" \
                "abcdefghijklmnopqrstuvwxyzzyxwvutsrqponMLKJIHGFEDCBA"),
   {0xad, 0xe9, 0x5d, 0x55, 0x3b, 0x9e, 0x45, 0x69, 0xdb, 0x53, 0xa4, 0x04,
    0x92, 0xe7, 0x87, 0x94, 0xff, 0xc9, 0x98, 0x5f, 0x93, 0x03, 0x86, 0x45,
    0xe1, 0x97, 0x17, 0x72, 0x7c, 0xbc, 0x31, 0x15}},
};

static const size_t units1_num = sizeof(data_units1) / sizeof(data_units1[0]);

struct bin_with_len
{
  const uint8_t bin[512];
  const size_t len;
};

struct data_unit2
{
  const struct bin_with_len bin_l;
  const uint8_t digest[SHA512_256_DIGEST_SIZE];
};

/* Size must be less than 512 bytes! */
static const struct data_unit2 data_units2[] = {
  { { {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}, 26}, /* a..z ASCII sequence */
    {0xfc, 0x31, 0x89, 0x44, 0x3f, 0x9c, 0x26, 0x8f, 0x62, 0x6a, 0xea, 0x08,
     0xa7, 0x56, 0xab, 0xe7, 0xb7, 0x26, 0xb0, 0x5f, 0x70, 0x1c, 0xb0, 0x82,
     0x22, 0x31, 0x2c, 0xcf, 0xd6, 0x71, 0x0a, 0x26}},
  { { {65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65,
       65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65,
       65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65,
       65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65},
      72 }, /* 'A' x 72 times */
    {0x36, 0x5d, 0x41, 0x0e, 0x55, 0xd1, 0xfd, 0xe6, 0xc3, 0xb8, 0x68, 0xcc,
     0xed, 0xeb, 0xcd, 0x0d, 0x2e, 0x34, 0xb2, 0x5c, 0xdf, 0xe7, 0x79, 0xe2,
     0xe9, 0x65, 0x07, 0x33, 0x78, 0x0d, 0x01, 0x89}},
  { { {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}, 55}, /* 19..73 sequence */
    {0xb9, 0xe5, 0x74, 0x11, 0xbf, 0xa2, 0x0e, 0x98, 0xbe, 0x08, 0x69, 0x2e,
     0x17, 0x9e, 0xc3, 0xfe, 0x61, 0xe3, 0x7a, 0x80, 0x2e, 0x25, 0x8c, 0xf3,
     0x76, 0xda, 0x9f, 0x5f, 0xcd, 0x87, 0x48, 0x0d}},
  { { {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}, 63}, /* 7..69 sequence */
    {0x80, 0x15, 0x83, 0xed, 0x7d, 0xef, 0x9f, 0xdf, 0xfb, 0x83, 0x1f, 0xc5,
     0x8b, 0x50, 0x37, 0x81, 0x00, 0xc3, 0x4f, 0xfd, 0xfe, 0xc2, 0x9b, 0xaf,
     0xfe, 0x15, 0x66, 0xe5, 0x08, 0x42, 0x5e, 0xae}},
  { { {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}, 55}, /* 38..92 sequence */
    {0x76, 0x2f, 0x27, 0x4d, 0xfa, 0xd5, 0xa9, 0x21, 0x4e, 0xe9, 0x56, 0x22,
     0x54, 0x38, 0x71, 0x3e, 0xef, 0x14, 0xa9, 0x22, 0x37, 0xf3, 0xb0, 0x50,
     0x3d, 0x95, 0x40, 0xb7, 0x08, 0x64, 0xa9, 0xfd}},
  { { {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}, 72}, /* 1..72 sequence */
    {0x3f, 0x5c, 0xd3, 0xec, 0x40, 0xc4, 0xb9, 0x78, 0x35, 0x57, 0xc6, 0x4f,
     0x3e, 0x46, 0x82, 0xdc, 0xd4, 0x46, 0x11, 0xd0, 0xb3, 0x0a, 0xbb, 0x89,
     0xf1, 0x1d, 0x34, 0xb5, 0xf9, 0xd5, 0x10, 0x35}},
  { { {0, 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}, /* 0..255 sequence */
    {0x08, 0x37, 0xa1, 0x1d, 0x99, 0x4d, 0x5a, 0xa8, 0x60, 0xd0, 0x69, 0x17,
     0xa8, 0xa0, 0xf6, 0x3e, 0x31, 0x11, 0xb9, 0x56, 0x33, 0xde, 0xeb, 0x15,
     0xee, 0xd9, 0x94, 0x93, 0x76, 0xf3, 0x7d, 0x36, }},
  { { {199, 198, 197, 196, 195, 194, 193, 192, 191, 190, 189, 188, 187, 186,
       185, 184, 183, 182, 181, 180,
       179, 178, 177, 176, 175, 174, 173, 172, 171, 170, 169, 168, 167, 166,
       165, 164, 163, 162, 161, 160,
       159, 158, 157, 156, 155, 154, 153, 152, 151, 150, 149, 148, 147, 146,
       145, 144, 143, 142, 141, 140,
       139}, 61},  /* 199..139 sequence */
    {0xcf, 0x21, 0x4b, 0xb2, 0xdd, 0x40, 0x98, 0xdf, 0x3a, 0xb7, 0x21, 0xb4,
     0x69, 0x0e, 0x19, 0x36, 0x24, 0xa9, 0xbe, 0x30, 0xf7, 0xd0, 0x75, 0xb0,
     0x39, 0x94, 0x82, 0xda, 0x55, 0x97, 0xe4, 0x79}},
  { { {255, 254, 253, 252, 251, 250, 249, 248, 247, 246, 245, 244, 243, 242,
       241, 240, 239, 238, 237, 236, 235, 234, 233, 232, 231, 230, 229, 228,
       227, 226, 225, 224, 223, 222, 221, 220, 219, 218, 217, 216, 215, 214,
       213, 212, 211, 210, 209, 208, 207, 206, 205, 204, 203, 202, 201, 200,
       199, 198, 197, 196, 195, 194, 193, 192, 191, 190, 189, 188, 187, 186,
       185, 184, 183, 182, 181, 180, 179, 178, 177, 176, 175, 174, 173, 172,
       171, 170, 169, 168, 167, 166, 165, 164, 163, 162, 161, 160, 159, 158,
       157, 156, 155, 154, 153, 152, 151, 150, 149, 148, 147, 146, 145, 144,
       143, 142, 141, 140, 139, 138, 137, 136, 135, 134, 133, 132, 131, 130,
       129, 128, 127, 126, 125, 124, 123, 122, 121, 120, 119, 118, 117, 116,
       115, 114, 113, 112, 111, 110, 109, 108, 107, 106, 105, 104, 103, 102,
       101, 100, 99, 98, 97, 96, 95, 94, 93, 92, 91, 90, 89, 88, 87, 86, 85,
       84, 83, 82, 81, 80, 79, 78, 77, 76, 75, 74, 73, 72, 71, 70, 69, 68, 67,
       66, 65, 64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, 49,
       48, 47, 46, 45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, 33, 32, 31,
       30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13,
       12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1}, 255},  /* 255..1 sequence */
    {0x22, 0x31, 0xf2, 0xa1, 0xb4, 0x89, 0xb2, 0x44, 0xf7, 0x66, 0xa0, 0xb8,
     0x31, 0xed, 0xb7, 0x73, 0x8a, 0x34, 0xdc, 0x11, 0xc8, 0x2c, 0xf2, 0xb5,
     0x88, 0x60, 0x39, 0x6b, 0x5c, 0x06, 0x70, 0x37}},
  { { {41, 35, 190, 132, 225, 108, 214, 174, 82, 144, 73, 241, 241, 187, 233,
       235, 179, 166, 219, 60, 135, 12, 62, 153, 36, 94, 13, 28, 6, 183, 71,
       222, 179, 18, 77, 200, 67, 187, 139, 166, 31, 3, 90, 125, 9, 56, 37,
       31, 93, 212, 203, 252, 150, 245, 69, 59, 19, 13, 137, 10, 28, 219, 174,
       50, 32, 154, 80, 238, 64, 120, 54, 253, 18, 73, 50, 246, 158, 125, 73,
       220, 173, 79, 20, 242, 68, 64, 102, 208, 107, 196, 48, 183, 50, 59,
       161, 34, 246, 34, 145, 157, 225, 139, 31, 218, 176, 202, 153, 2, 185,
       114, 157, 73, 44, 128, 126, 197, 153, 213, 233, 128, 178, 234, 201,
       204, 83, 191, 103, 214, 191, 20, 214, 126, 45, 220, 142, 102, 131, 239,
       87, 73, 97, 255, 105, 143, 97, 205, 209, 30, 157, 156, 22, 114, 114,
       230, 29, 240, 132, 79, 74, 119, 2, 215, 232, 57, 44, 83, 203, 201, 18,
       30, 51, 116, 158, 12, 244, 213, 212, 159, 212, 164, 89, 126, 53, 207,
       50, 34, 244, 204, 207, 211, 144, 45, 72, 211, 143, 117, 230, 217, 29,
       42, 229, 192, 247, 43, 120, 129, 135, 68, 14, 95, 80, 0, 212, 97, 141,
       190, 123, 5, 21, 7, 59, 51, 130, 31, 24, 112, 146, 218, 100, 84, 206,
       177, 133, 62, 105, 21, 248, 70, 106, 4, 150, 115, 14, 217, 22, 47, 103,
       104, 212, 247, 74, 74, 208, 87, 104}, 255},  /* pseudo-random data */
    {0xb8, 0xdb, 0x2c, 0x2e, 0xf3, 0x12, 0x77, 0x14, 0xf9, 0x34, 0x2d, 0xfa,
     0xda, 0x42, 0xbe, 0xfe, 0x67, 0x3a, 0x8a, 0xf6, 0x71, 0x36, 0x00, 0xff,
     0x77, 0xa5, 0x83, 0x14, 0x55, 0x2a, 0x05, 0xaf}},
  { { {66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66,
       66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66,
       66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66,
       66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66,
       66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66,
       66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66, 66,
       66, 66}, 110},  /* 'B' x 110 times */
    {0xc8, 0x9e, 0x0d, 0x8f, 0x7b, 0x35, 0xfd, 0x3e, 0xdc, 0x90, 0x87, 0x64,
     0x45, 0x94, 0x94, 0x21, 0xb3, 0x8e, 0xb5, 0xc7, 0x54, 0xc8, 0xee, 0xde,
     0xfc, 0x77, 0xd6, 0xe3, 0x9f, 0x81, 0x8e, 0x78}},
  { { {67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
       67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
       67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
       67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
       67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
       67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67,
       67, 67, 67}, 111},  /* 'C' x 111 times */
    {0x86, 0xca, 0x6d, 0x2a, 0x72, 0xe2, 0x8c, 0x17, 0x89, 0x86, 0x89, 0x1b,
     0x36, 0xf9, 0x6d, 0xda, 0x8c, 0xd6, 0x30, 0xb2, 0xd3, 0x60, 0x39, 0xfb,
     0xc9, 0x04, 0xc5, 0x11, 0xcd, 0x2d, 0xe3, 0x62}},
  { { {68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68,
       68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68,
       68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68,
       68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68,
       68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68,
       68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68,
       68, 68, 68, 68}, 112},  /* 'D' x 112 times */
    {0xdf, 0x9d, 0x4a, 0xcf, 0x81, 0x0d, 0x3a, 0xd4, 0x8e, 0xa4, 0x65, 0x9e,
     0x1e, 0x15, 0xe4, 0x15, 0x1b, 0x37, 0xb6, 0xeb, 0x17, 0xab, 0xf6, 0xb1,
     0xbc, 0x30, 0x46, 0x34, 0x24, 0x56, 0x1c, 0x06}},
  { { {69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69,
       69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69,
       69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69,
       69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69,
       69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69,
       69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69, 69,
       69, 69, 69, 69, 69}, 113},  /* 'E' x 113 times */
    {0xa5, 0xf1, 0x47, 0x74, 0xf8, 0x2b, 0xed, 0x23, 0xe4, 0x10, 0x59, 0x8f,
     0x7e, 0xb1, 0x30, 0xe5, 0x7e, 0xd1, 0x4b, 0xbc, 0x72, 0x58, 0x58, 0x81,
     0xbb, 0xa0, 0xa5, 0xb6, 0x15, 0x39, 0x49, 0xa1}},
  { { {70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70,
       70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70,
       70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70,
       70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70,
       70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70,
       70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70, 70,
       70, 70, 70, 70, 70, 70}, 114},  /* 'F' x 114 times */
    {0xe6, 0xa3, 0xc9, 0x63, 0xd5, 0x28, 0x6e, 0x2d, 0xfb, 0x71, 0xdf, 0xd4,
     0xff, 0xc2, 0xd4, 0x2b, 0x5d, 0x9b, 0x76, 0x28, 0xd2, 0xcb, 0x15, 0xc8,
     0x81, 0x57, 0x14, 0x09, 0xc3, 0x8e, 0x92, 0xce}},
  { { {76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76,
       76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76,
       76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76,
       76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76,
       76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76,
       76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76,
       76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76, 76,
       76}, 127},  /* 'L' x 127 times */
    {0x5d, 0x18, 0xff, 0xd7, 0xbe, 0x23, 0xb2, 0xb2, 0xbd, 0xe3, 0x13, 0x12,
     0x1c, 0x16, 0x89, 0x14, 0x4a, 0x42, 0xb4, 0x3f, 0xab, 0xc8, 0x41, 0x14,
     0x62, 0x00, 0xb5, 0x53, 0xa7, 0xd6, 0xd5, 0x35}},
  { { {77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
       77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
       77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
       77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
       77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
       77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
       77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77, 77,
       77, 77}, 128},  /* 'M' x 128 times */
    {0x6e, 0xf0, 0xda, 0x81, 0x3d, 0x50, 0x1d, 0x31, 0xf1, 0x4a, 0xf8, 0xd9,
     0x7d, 0xd2, 0x13, 0xdd, 0xa4, 0x46, 0x15, 0x0b, 0xb8, 0x5a, 0x8a, 0xc6,
     0x1e, 0x3a, 0x1f, 0x21, 0x35, 0xa2, 0xbb, 0x4f}},
  { { {78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78,
       78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78,
       78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78,
       78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78,
       78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78,
       78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78,
       78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78,
       78, 78, 78}, 129},  /* 'N' x 129 times */
    {0xee, 0xce, 0xd5, 0x34, 0xab, 0x14, 0x13, 0x9e, 0x8f, 0x5c, 0xb4, 0xef,
     0xac, 0xaf, 0xc5, 0xeb, 0x1d, 0x2f, 0xe3, 0xc5, 0xca, 0x09, 0x29, 0x96,
     0xfa, 0x84, 0xff, 0x12, 0x26, 0x6a, 0x50, 0x49}},
  { { {97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97, 97,
       97, 97, 97, 97}, 238},  /* 'a' x 238 times */
    {0xb4, 0x24, 0xe5, 0x7b, 0xa7, 0x37, 0xe3, 0xc4, 0xac, 0x35, 0x21, 0x17,
     0x98, 0xec, 0xb9, 0xae, 0x45, 0x13, 0x24, 0xa4, 0x2c, 0x76, 0xae, 0x7d,
     0x17, 0x75, 0x27, 0x8a, 0xaa, 0x4a, 0x48, 0x60}},
  { { {98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
       98, 98, 98, 98, 98}, 239},  /* 'b' x 239 times */
    {0xcd, 0x93, 0xb8, 0xab, 0x6a, 0x74, 0xbd, 0x34, 0x8c, 0x43, 0x76, 0x0c,
     0x2a, 0xd0, 0x6e, 0xd8, 0x76, 0xcf, 0xdf, 0x2a, 0x21, 0x04, 0xfb, 0xf6,
     0x16, 0x53, 0x68, 0xf6, 0x10, 0xc3, 0xa1, 0xac}},
  { { {99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
       99, 99, 99, 99, 99, 99}, 240},  /* 'c' x 240 times */
    {0x5f, 0x60, 0xea, 0x44, 0xb6, 0xc6, 0x9e, 0xfe, 0xfc, 0x0e, 0x6a, 0x0a,
     0x99, 0x40, 0x1b, 0x61, 0x43, 0x58, 0xba, 0x4a, 0x0a, 0xee, 0x6b, 0x52,
     0x10, 0xdb, 0x32, 0xd9, 0x7f, 0x12, 0xba, 0x70}},
  { { {48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
       48, 48, 48, 48, 48, 48, 48}, 241}, /* '0' x 241 times */
    {0x3c, 0xcb, 0xcf, 0x50, 0x79, 0xd5, 0xb6, 0xf5, 0xbf, 0x25, 0x07, 0xfb,
     0x4d, 0x1f, 0xa3, 0x77, 0xc3, 0x6f, 0xe8, 0xe3, 0xc4, 0x4b, 0xf8, 0xcd,
     0x90, 0x93, 0xf1, 0x3e, 0x08, 0x09, 0xa7, 0x69}}
};

static const size_t units2_num = sizeof(data_units2) / sizeof(data_units2[0]);


/*
 *  Helper functions
 */

/**
 * Print bin as hex
 *
 * @param bin binary data
 * @param len number of bytes in bin
 * @param hex pointer to len*2+1 bytes buffer
 */
static void
bin2hex (const uint8_t *bin,
         size_t len,
         char *hex)
{
  while (len-- > 0)
  {
    unsigned int b1, b2;
    b1 = (*bin >> 4) & 0xf;
    *hex++ = (char) ((b1 > 9) ? (b1 + 'A' - 10) : (b1 + '0'));
    b2 = *bin++ & 0xf;
    *hex++ = (char) ((b2 > 9) ? (b2 + 'A' - 10) : (b2 + '0'));
  }
  *hex = 0;
}


static int
check_result (const char *test_name,
              unsigned int check_num,
              const uint8_t calculated[SHA512_256_DIGEST_SIZE],
              const uint8_t expected[SHA512_256_DIGEST_SIZE])
{
  int failed = memcmp (calculated, expected, SHA512_256_DIGEST_SIZE);
  check_num++; /* Print 1-based numbers */
  if (failed)
  {
    char calc_str[SHA512_256_DIGEST_SIZE * 2 + 1];
    char expc_str[SHA512_256_DIGEST_SIZE * 2 + 1];
    bin2hex (calculated, SHA512_256_DIGEST_SIZE, calc_str);
    bin2hex (expected, SHA512_256_DIGEST_SIZE, expc_str);
    fprintf (stderr,
             "FAILED: %s check %u: calculated digest %s, expected digest %s.\n",
             test_name, check_num, calc_str, expc_str);
    fflush (stderr);
  }
  else if (verbose)
  {
    char calc_str[SHA512_256_DIGEST_SIZE * 2 + 1];
    bin2hex (calculated, SHA512_256_DIGEST_SIZE, calc_str);
    printf (
      "PASSED: %s check %u: calculated digest %s matches expected digest.\n",
      test_name, check_num, calc_str);
    fflush (stdout);
  }
  return failed ? 1 : 0;
}


/*
 *  Tests
 */

/* Calculated SHA-512/256 as one pass for whole data */
static int
test1_str (void)
{
  int num_failed = 0;
  unsigned int i;

  for (i = 0; i < units1_num; i++)
  {
    struct Sha512_256Ctx ctx;
    uint8_t digest[SHA512_256_DIGEST_SIZE];

    MHD_SHA512_256_init (&ctx);
    MHD_SHA512_256_update (&ctx, (const uint8_t *) data_units1[i].str_l.str,
                           data_units1[i].str_l.len);
    MHD_SHA512_256_finish (&ctx, digest);
    num_failed += check_result (__FUNCTION__, i, digest,
                                data_units1[i].digest);
  }
  return num_failed;
}


static int
test1_bin (void)
{
  int num_failed = 0;
  unsigned int i;

  for (i = 0; i < units2_num; i++)
  {
    struct Sha512_256Ctx ctx;
    uint8_t digest[SHA512_256_DIGEST_SIZE];

    MHD_SHA512_256_init (&ctx);
    MHD_SHA512_256_update (&ctx, data_units2[i].bin_l.bin,
                           data_units2[i].bin_l.len);
    MHD_SHA512_256_finish (&ctx, digest);
    num_failed += check_result (__FUNCTION__, i, digest,
                                data_units2[i].digest);
  }
  return num_failed;
}


/* Calculated SHA-512/256 as two iterations for whole data */
static int
test2_str (void)
{
  int num_failed = 0;
  unsigned int i;

  for (i = 0; i < units1_num; i++)
  {
    struct Sha512_256Ctx ctx;
    uint8_t digest[SHA512_256_DIGEST_SIZE];
    size_t part_s = data_units1[i].str_l.len / 4;

    MHD_SHA512_256_init (&ctx);
    MHD_SHA512_256_update (&ctx, (const uint8_t *) data_units1[i].str_l.str,
                           part_s);
    MHD_SHA512_256_update (&ctx, (const uint8_t *) data_units1[i].str_l.str
                           + part_s,
                           data_units1[i].str_l.len - part_s);
    MHD_SHA512_256_finish (&ctx, digest);
    num_failed += check_result (__FUNCTION__, i, digest,
                                data_units1[i].digest);
  }
  return num_failed;
}


static int
test2_bin (void)
{
  int num_failed = 0;
  unsigned int i;

  for (i = 0; i < units2_num; i++)
  {
    struct Sha512_256Ctx ctx;
    uint8_t digest[SHA512_256_DIGEST_SIZE];
    size_t part_s = data_units2[i].bin_l.len * 2 / 3;

    MHD_SHA512_256_init (&ctx);
    MHD_SHA512_256_update (&ctx, data_units2[i].bin_l.bin, part_s);
    MHD_SHA512_256_update (&ctx, data_units2[i].bin_l.bin + part_s,
                           data_units2[i].bin_l.len - part_s);
    MHD_SHA512_256_finish (&ctx, digest);
    num_failed += check_result (__FUNCTION__, i, digest,
                                data_units2[i].digest);
  }
  return num_failed;
}


/* Use data set number 7 as it has the longest sequence */
#define DATA_POS 6
#define MAX_OFFSET 63

static int
test_unaligned (void)
{
  int num_failed = 0;
  unsigned int offset;
  uint8_t *buf;
  uint8_t *digest_buf;

  const struct data_unit2 *const tdata = data_units2 + DATA_POS;

  buf = malloc (tdata->bin_l.len + MAX_OFFSET);
  digest_buf = malloc (SHA512_256_DIGEST_SIZE + MAX_OFFSET);
  if ((NULL == buf) || (NULL == digest_buf))
    exit (99);

  for (offset = MAX_OFFSET; offset >= 1; --offset)
  {
    struct Sha512_256Ctx ctx;
    uint8_t *unaligned_digest;
    uint8_t *unaligned_buf;

    unaligned_buf = buf + offset;
    memcpy (unaligned_buf, tdata->bin_l.bin, tdata->bin_l.len);
    unaligned_digest = digest_buf + MAX_OFFSET - offset;
    memset (unaligned_digest, 0, SHA512_256_DIGEST_SIZE);

    MHD_SHA512_256_init (&ctx);
    MHD_SHA512_256_update (&ctx, unaligned_buf, tdata->bin_l.len);
    MHD_SHA512_256_finish (&ctx, unaligned_digest);
    num_failed += check_result (__FUNCTION__, MAX_OFFSET - offset,
                                unaligned_digest, tdata->digest);
  }
  free (digest_buf);
  free (buf);
  return num_failed;
}


int
main (int argc, char *argv[])
{
  int num_failed = 0;
  (void) has_in_name; /* Mute compiler warning. */
  if (has_param (argc, argv, "-v") || has_param (argc, argv, "--verbose"))
    verbose = 1;

  num_failed += test1_str ();
  num_failed += test1_bin ();

  num_failed += test2_str ();
  num_failed += test2_bin ();

  num_failed += test_unaligned ();

  return num_failed ? 1 : 0;
}