1/* Copyright (c) 2015, Google Inc.
2 *
3 * Permission to use, copy, modify, and/or distribute this software for any
4 * purpose with or without fee is hereby granted, provided that the above
5 * copyright notice and this permission notice appear in all copies.
6 *
7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
14
15#include "internal.h"
16
17#include <stdio.h>
18
19#include <openssl/type_check.h>
20
21
22int main(int argc, char **argv) {
23  CRYPTO_refcount_t count = 0;
24
25  CRYPTO_refcount_inc(&count);
26  if (count != 1) {
27    fprintf(stderr, "Incrementing reference count did not work.\n");
28    return 1;
29  }
30  if (!CRYPTO_refcount_dec_and_test_zero(&count) || count != 0) {
31    fprintf(stderr, "Decrementing reference count to zero did not work.\n");
32    return 1;
33  }
34
35  count = CRYPTO_REFCOUNT_MAX;
36  CRYPTO_refcount_inc(&count);
37  if (count != CRYPTO_REFCOUNT_MAX) {
38    fprintf(stderr, "Count did not saturate correctly when incrementing.\n");
39    return 1;
40  }
41  if (CRYPTO_refcount_dec_and_test_zero(&count) ||
42      count != CRYPTO_REFCOUNT_MAX) {
43    fprintf(stderr, "Count did not saturate correctly when decrementing.\n");
44    return 1;
45  }
46
47  count = 2;
48  if (CRYPTO_refcount_dec_and_test_zero(&count)) {
49    fprintf(stderr, "Decrementing two resulted in zero!\n");
50    return 1;
51  }
52  if (count != 1) {
53    fprintf(stderr, "Decrementing two did not produce one!");
54    return 1;
55  }
56
57  printf("PASS\n");
58  return 0;
59}
60