summaryrefslogtreecommitdiff
path: root/test/asynctest.c
blob: 39600bbfb013c51302a225b20d7a6616c89eb470 (plain)
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
/*
 * Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
 *
 * 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
 */

#ifdef _WIN32
# include <windows.h>
#endif

#include <stdio.h>
#include <string.h>
#include <openssl/async.h>
#include <openssl/crypto.h>

static int ctr = 0;
static ASYNC_JOB *currjob = NULL;
static int custom_alloc_used = 0;
static int custom_free_used = 0;

static int only_pause(void *args)
{
    ASYNC_pause_job();

    return 1;
}

static int add_two(void *args)
{
    ctr++;
    ASYNC_pause_job();
    ctr++;

    return 2;
}

static int save_current(void *args)
{
    currjob = ASYNC_get_current_job();
    ASYNC_pause_job();

    return 1;
}

static int change_deflt_libctx(void *args)
{
    OSSL_LIB_CTX *libctx = OSSL_LIB_CTX_new();
    OSSL_LIB_CTX *oldctx, *tmpctx;
    int ret = 0;

    if (libctx == NULL)
        return 0;

    oldctx = OSSL_LIB_CTX_set0_default(libctx);
    ASYNC_pause_job();

    /* Check the libctx is set up as we expect */
    tmpctx = OSSL_LIB_CTX_set0_default(oldctx);
    if (tmpctx != libctx)
        goto err;

    /* Set it back again to continue to use our own libctx */
    oldctx = OSSL_LIB_CTX_set0_default(libctx);
    ASYNC_pause_job();

    /* Check the libctx is set up as we expect */
    tmpctx = OSSL_LIB_CTX_set0_default(oldctx);
    if (tmpctx != libctx)
        goto err;

    ret = 1;
 err:
    OSSL_LIB_CTX_free(libctx);
    return ret;
}


#define MAGIC_WAIT_FD   ((OSSL_ASYNC_FD)99)
static int waitfd(void *args)
{
    ASYNC_JOB *job;
    ASYNC_WAIT_CTX *waitctx;
    job = ASYNC_get_current_job();
    if (job == NULL)
        return 0;
    waitctx = ASYNC_get_wait_ctx(job);
    if (waitctx == NULL)
        return 0;

    /* First case: no fd added or removed */
    ASYNC_pause_job();

    /* Second case: one fd added */
    if (!ASYNC_WAIT_CTX_set_wait_fd(waitctx, waitctx, MAGIC_WAIT_FD, NULL, NULL))
        return 0;
    ASYNC_pause_job();

    /* Third case: all fd removed */
    if (!ASYNC_WAIT_CTX_clear_fd(waitctx, waitctx))
        return 0;
    ASYNC_pause_job();

    /* Last case: fd added and immediately removed */
    if (!ASYNC_WAIT_CTX_set_wait_fd(waitctx, waitctx, MAGIC_WAIT_FD, NULL, NULL))
        return 0;
    if (!ASYNC_WAIT_CTX_clear_fd(waitctx, waitctx))
        return 0;

    return 1;
}

static int blockpause(void *args)
{
    ASYNC_block_pause();
    ASYNC_pause_job();
    ASYNC_unblock_pause();
    ASYNC_pause_job();

    return 1;
}

static int test_ASYNC_init_thread(void)
{
    ASYNC_JOB *job1 = NULL, *job2 = NULL, *job3 = NULL;
    int funcret1, funcret2, funcret3;
    ASYNC_WAIT_CTX *waitctx = NULL;

    if (       !ASYNC_init_thread(2, 0)
            || (waitctx = ASYNC_WAIT_CTX_new()) == NULL
            || ASYNC_start_job(&job1, waitctx, &funcret1, only_pause, NULL, 0)
                != ASYNC_PAUSE
            || ASYNC_start_job(&job2, waitctx, &funcret2, only_pause, NULL, 0)
                != ASYNC_PAUSE
            || ASYNC_start_job(&job3, waitctx, &funcret3, only_pause, NULL, 0)
                != ASYNC_NO_JOBS
            || ASYNC_start_job(&job1, waitctx, &funcret1, only_pause, NULL, 0)
                != ASYNC_FINISH
            || ASYNC_start_job(&job3, waitctx, &funcret3, only_pause, NULL, 0)
                != ASYNC_PAUSE
            || ASYNC_start_job(&job2, waitctx, &funcret2, only_pause, NULL, 0)
                != ASYNC_FINISH
            || ASYNC_start_job(&job3, waitctx, &funcret3, only_pause, NULL, 0)
                != ASYNC_FINISH
            || funcret1 != 1
            || funcret2 != 1
            || funcret3 != 1) {
        fprintf(stderr, "test_ASYNC_init_thread() failed\n");
        ASYNC_WAIT_CTX_free(waitctx);
        ASYNC_cleanup_thread();
        return 0;
    }

    ASYNC_WAIT_CTX_free(waitctx);
    ASYNC_cleanup_thread();
    return 1;
}

static int test_callback(void *arg)
{
    printf("callback test pass\n");
    return 1;
}

static int test_ASYNC_callback_status(void)
{
    ASYNC_WAIT_CTX *waitctx = NULL;
    int set_arg = 100;
    ASYNC_callback_fn get_callback;
    void *get_arg;
    int set_status = 1;

    if (       !ASYNC_init_thread(1, 0)
            || (waitctx = ASYNC_WAIT_CTX_new()) == NULL
            || ASYNC_WAIT_CTX_set_callback(waitctx, test_callback, (void*)&set_arg)
               != 1
            || ASYNC_WAIT_CTX_get_callback(waitctx, &get_callback, &get_arg)
               != 1
            || test_callback != get_callback
            || get_arg != (void*)&set_arg
            || (*get_callback)(get_arg) != 1
            || ASYNC_WAIT_CTX_set_status(waitctx, set_status) != 1
            || set_status != ASYNC_WAIT_CTX_get_status(waitctx)) {
        fprintf(stderr, "test_ASYNC_callback_status() failed\n");
        ASYNC_WAIT_CTX_free(waitctx);
        ASYNC_cleanup_thread();
        return 0;
    }

    ASYNC_WAIT_CTX_free(waitctx);
    ASYNC_cleanup_thread();
    return 1;

}

static int test_ASYNC_start_job(void)
{
    ASYNC_JOB *job = NULL;
    int funcret;
    ASYNC_WAIT_CTX *waitctx = NULL;

    ctr = 0;

    if (       !ASYNC_init_thread(1, 0)
            || (waitctx = ASYNC_WAIT_CTX_new()) == NULL
            || ASYNC_start_job(&job, waitctx, &funcret, add_two, NULL, 0)
               != ASYNC_PAUSE
            || ctr != 1
            || ASYNC_start_job(&job, waitctx, &funcret, add_two, NULL, 0)
               != ASYNC_FINISH
            || ctr != 2
            || funcret != 2) {
        fprintf(stderr, "test_ASYNC_start_job() failed\n");
        ASYNC_WAIT_CTX_free(waitctx);
        ASYNC_cleanup_thread();
        return 0;
    }

    ASYNC_WAIT_CTX_free(waitctx);
    ASYNC_cleanup_thread();
    return 1;
}

static int test_ASYNC_get_current_job(void)
{
    ASYNC_JOB *job = NULL;
    int funcret;
    ASYNC_WAIT_CTX *waitctx = NULL;

    currjob = NULL;

    if (       !ASYNC_init_thread(1, 0)
            || (waitctx = ASYNC_WAIT_CTX_new()) == NULL
            || ASYNC_start_job(&job, waitctx, &funcret, save_current, NULL, 0)
                != ASYNC_PAUSE
            || currjob != job
            || ASYNC_start_job(&job, waitctx, &funcret, save_current, NULL, 0)
                != ASYNC_FINISH
            || funcret != 1) {
        fprintf(stderr, "test_ASYNC_get_current_job() failed\n");
        ASYNC_WAIT_CTX_free(waitctx);
        ASYNC_cleanup_thread();
        return 0;
    }

    ASYNC_WAIT_CTX_free(waitctx);
    ASYNC_cleanup_thread();
    return 1;
}

static int test_ASYNC_WAIT_CTX_get_all_fds(void)
{
    ASYNC_JOB *job = NULL;
    int funcret;
    ASYNC_WAIT_CTX *waitctx = NULL;
    OSSL_ASYNC_FD fd = OSSL_BAD_ASYNC_FD, delfd = OSSL_BAD_ASYNC_FD;
    size_t numfds, numdelfds;

    if (       !ASYNC_init_thread(1, 0)
            || (waitctx = ASYNC_WAIT_CTX_new()) == NULL
               /* On first run we're not expecting any wait fds */
            || ASYNC_start_job(&job, waitctx, &funcret, waitfd, NULL, 0)
                != ASYNC_PAUSE
            || !ASYNC_WAIT_CTX_get_all_fds(waitctx, NULL, &numfds)
            || numfds != 0
            || !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, NULL,
                                               &numdelfds)
            || numfds != 0
            || numdelfds != 0
               /* On second run we're expecting one added fd */
            || ASYNC_start_job(&job, waitctx, &funcret, waitfd, NULL, 0)
                != ASYNC_PAUSE
            || !ASYNC_WAIT_CTX_get_all_fds(waitctx, NULL, &numfds)
            || numfds != 1
            || !ASYNC_WAIT_CTX_get_all_fds(waitctx, &fd, &numfds)
            || fd != MAGIC_WAIT_FD
            || (fd = OSSL_BAD_ASYNC_FD, 0) /* Assign to something else */
            || !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, NULL,
                                               &numdelfds)
            || numfds != 1
            || numdelfds != 0
            || !ASYNC_WAIT_CTX_get_changed_fds(waitctx, &fd, &numfds, NULL,
                                               &numdelfds)
            || fd != MAGIC_WAIT_FD
               /* On third run we expect one deleted fd */
            || ASYNC_start_job(&job, waitctx, &funcret, waitfd, NULL, 0)
                != ASYNC_PAUSE
            || !ASYNC_WAIT_CTX_get_all_fds(waitctx, NULL, &numfds)
            || numfds != 0
            || !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, NULL,
                                               &numdelfds)
            || numfds != 0
            || numdelfds != 1
            || !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, &delfd,
                                               &numdelfds)
            || delfd != MAGIC_WAIT_FD
            /* On last run we are not expecting any wait fd */
            || ASYNC_start_job(&job, waitctx, &funcret, waitfd, NULL, 0)
                != ASYNC_FINISH
            || !ASYNC_WAIT_CTX_get_all_fds(waitctx, NULL, &numfds)
            || numfds != 0
            || !ASYNC_WAIT_CTX_get_changed_fds(waitctx, NULL, &numfds, NULL,
                                               &numdelfds)
            || numfds != 0
            || numdelfds != 0
            || funcret != 1) {
        fprintf(stderr, "test_ASYNC_get_wait_fd() failed\n");
        ASYNC_WAIT_CTX_free(waitctx);
        ASYNC_cleanup_thread();
        return 0;
    }

    ASYNC_WAIT_CTX_free(waitctx);
    ASYNC_cleanup_thread();
    return 1;
}

static int test_ASYNC_block_pause(void)
{
    ASYNC_JOB *job = NULL;
    int funcret;
    ASYNC_WAIT_CTX *waitctx = NULL;

    if (       !ASYNC_init_thread(1, 0)
            || (waitctx = ASYNC_WAIT_CTX_new()) == NULL
            || ASYNC_start_job(&job, waitctx, &funcret, blockpause, NULL, 0)
                != ASYNC_PAUSE
            || ASYNC_start_job(&job, waitctx, &funcret, blockpause, NULL, 0)
                != ASYNC_FINISH
            || funcret != 1) {
        fprintf(stderr, "test_ASYNC_block_pause() failed\n");
        ASYNC_WAIT_CTX_free(waitctx);
        ASYNC_cleanup_thread();
        return 0;
    }

    ASYNC_WAIT_CTX_free(waitctx);
    ASYNC_cleanup_thread();
    return 1;
}

static int test_ASYNC_start_job_ex(void)
{
    ASYNC_JOB *job = NULL;
    int funcret;
    ASYNC_WAIT_CTX *waitctx = NULL;
    OSSL_LIB_CTX *libctx = OSSL_LIB_CTX_new();
    OSSL_LIB_CTX *oldctx, *tmpctx, *globalctx;
    int ret = 0;

    if (libctx == NULL) {
        fprintf(stderr,
                "test_ASYNC_start_job_ex() failed to create libctx\n");
        goto err;
    }

    globalctx = oldctx = OSSL_LIB_CTX_set0_default(libctx);

    if ((waitctx = ASYNC_WAIT_CTX_new()) == NULL
            || ASYNC_start_job(&job, waitctx, &funcret, change_deflt_libctx,
                               NULL, 0)
               != ASYNC_PAUSE) {
        fprintf(stderr,
                "test_ASYNC_start_job_ex() failed to start job\n");
        goto err;
    }

    /* Reset the libctx temporarily to find out what it is*/
    tmpctx = OSSL_LIB_CTX_set0_default(oldctx);
    oldctx = OSSL_LIB_CTX_set0_default(tmpctx);
    if (tmpctx != libctx) {
        fprintf(stderr,
                "test_ASYNC_start_job_ex() failed - unexpected libctx\n");
        goto err;
    }

    if (ASYNC_start_job(&job, waitctx, &funcret, change_deflt_libctx, NULL, 0)
               != ASYNC_PAUSE) {
        fprintf(stderr,
                "test_ASYNC_start_job_ex() - restarting job failed\n");
        goto err;
    }

    /* Reset the libctx and continue with the global default libctx */
    tmpctx = OSSL_LIB_CTX_set0_default(oldctx);
    if (tmpctx != libctx) {
        fprintf(stderr,
                "test_ASYNC_start_job_ex() failed - unexpected libctx\n");
        goto err;
    }

    if (ASYNC_start_job(&job, waitctx, &funcret, change_deflt_libctx, NULL, 0)
               != ASYNC_FINISH
                || funcret != 1) {
        fprintf(stderr,
                "test_ASYNC_start_job_ex() - finishing job failed\n");
        goto err;
    }

    /* Reset the libctx temporarily to find out what it is*/
    tmpctx = OSSL_LIB_CTX_set0_default(libctx);
    OSSL_LIB_CTX_set0_default(tmpctx);
    if (tmpctx != globalctx) {
        fprintf(stderr,
                "test_ASYNC_start_job_ex() failed - global libctx check failed\n");
        goto err;
    }

    ret = 1;
 err:
    ASYNC_WAIT_CTX_free(waitctx);
    OSSL_LIB_CTX_free(libctx);
    return ret;
}

static void *test_alloc_stack(size_t *num)
{
    custom_alloc_used = 1;
    return OPENSSL_malloc(*num);
}

static void test_free_stack(void *addr)
{
    custom_free_used = 1;
    OPENSSL_free(addr);
}

static int test_ASYNC_set_mem_functions(void)
{
    ASYNC_stack_alloc_fn alloc_fn;
    ASYNC_stack_free_fn free_fn;

    /* Not all platforms support this */
    if (ASYNC_set_mem_functions(test_alloc_stack, test_free_stack) == 0) return 1;

    ASYNC_get_mem_functions(&alloc_fn, &free_fn);

    if ((alloc_fn != test_alloc_stack) || (free_fn != test_free_stack)) {
        fprintf(stderr,
                "test_ASYNC_set_mem_functions() - setting and retrieving custom allocators failed\n");
        return 0;
    }

    if (!ASYNC_init_thread(1, 1)) {
        fprintf(stderr,
                "test_ASYNC_set_mem_functions() - failed initialising ctx pool\n");
        return 0;
    }
    ASYNC_cleanup_thread();

    if (!custom_alloc_used || !custom_free_used) {
         fprintf(stderr,
                "test_ASYNC_set_mem_functions() - custom allocation functions not used\n");

        return 0;
    }

    return 1;
}

int main(int argc, char **argv)
{
    if (!ASYNC_is_capable()) {
        fprintf(stderr,
                "OpenSSL build is not ASYNC capable - skipping async tests\n");
    } else {
        if (!test_ASYNC_init_thread()
                || !test_ASYNC_callback_status()
                || !test_ASYNC_start_job()
                || !test_ASYNC_get_current_job()
                || !test_ASYNC_WAIT_CTX_get_all_fds()
                || !test_ASYNC_block_pause()
                || !test_ASYNC_start_job_ex()
                || !test_ASYNC_set_mem_functions()) {
            return 1;
        }
    }
    printf("PASS\n");
    return 0;
}