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1 | /* ==================================================================== |
2 | * Copyright (c) 2001-2015 The OpenSSL Project. All rights reserved. | |
3 | * | |
4 | * Redistribution and use in source and binary forms, with or without | |
5 | * modification, are permitted provided that the following conditions | |
6 | * are met: | |
7 | * | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * | |
11 | * 2. Redistributions in binary form must reproduce the above copyright | |
12 | * notice, this list of conditions and the following disclaimer in | |
13 | * the documentation and/or other materials provided with the | |
14 | * distribution. | |
15 | * | |
16 | * 3. All advertising materials mentioning features or use of this | |
17 | * software must display the following acknowledgment: | |
18 | * "This product includes software developed by the OpenSSL Project | |
19 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
20 | * | |
21 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
22 | * endorse or promote products derived from this software without | |
23 | * prior written permission. For written permission, please contact | |
24 | * licensing@OpenSSL.org. | |
25 | * | |
26 | * 5. Products derived from this software may not be called "OpenSSL" | |
27 | * nor may "OpenSSL" appear in their names without prior written | |
28 | * permission of the OpenSSL Project. | |
29 | * | |
30 | * 6. Redistributions of any form whatsoever must retain the following | |
31 | * acknowledgment: | |
32 | * "This product includes software developed by the OpenSSL Project | |
33 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
34 | * | |
35 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
36 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
37 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
38 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
39 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
40 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
41 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
42 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
43 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
44 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
45 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
46 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
47 | * ==================================================================== | |
48 | * | |
49 | * This product includes cryptographic software written by Eric Young | |
50 | * (eay@cryptsoft.com). This product includes software written by Tim | |
51 | * Hudson (tjh@cryptsoft.com). | |
52 | * | |
53 | */ | |
54 | ||
55 | #include <openssl/crypto.h> | |
56 | #include <stdio.h> | |
57 | ||
58 | #define SECS_PER_DAY (24 * 60 * 60) | |
59 | ||
60 | /* | |
61 | * Time checking test code. Check times are identical for a wide range of | |
62 | * offsets. This should be run on a machine with 64 bit time_t or it will | |
63 | * trigger the very errors the routines fix. | |
64 | */ | |
65 | ||
66 | static int check_time(long offset) | |
67 | { | |
68 | struct tm tm1, tm2, o1; | |
69 | int off_day, off_sec; | |
70 | long toffset; | |
71 | time_t t1, t2; | |
72 | time(&t1); | |
73 | ||
74 | t2 = t1 + offset; | |
75 | OPENSSL_gmtime(&t2, &tm2); | |
76 | OPENSSL_gmtime(&t1, &tm1); | |
77 | o1 = tm1; | |
78 | OPENSSL_gmtime_adj(&tm1, 0, offset); | |
79 | if ((tm1.tm_year != tm2.tm_year) || | |
80 | (tm1.tm_mon != tm2.tm_mon) || | |
81 | (tm1.tm_mday != tm2.tm_mday) || | |
82 | (tm1.tm_hour != tm2.tm_hour) || | |
83 | (tm1.tm_min != tm2.tm_min) || (tm1.tm_sec != tm2.tm_sec)) { | |
84 | fprintf(stderr, "TIME ERROR!!\n"); | |
85 | fprintf(stderr, "Time1: %d/%d/%d, %d:%02d:%02d\n", | |
86 | tm2.tm_mday, tm2.tm_mon + 1, tm2.tm_year + 1900, | |
87 | tm2.tm_hour, tm2.tm_min, tm2.tm_sec); | |
88 | fprintf(stderr, "Time2: %d/%d/%d, %d:%02d:%02d\n", | |
89 | tm1.tm_mday, tm1.tm_mon + 1, tm1.tm_year + 1900, | |
90 | tm1.tm_hour, tm1.tm_min, tm1.tm_sec); | |
91 | return 0; | |
92 | } | |
93 | if (!OPENSSL_gmtime_diff(&off_day, &off_sec, &o1, &tm1)) | |
94 | return 0; | |
95 | toffset = (long)off_day *SECS_PER_DAY + off_sec; | |
96 | if (offset != toffset) { | |
97 | fprintf(stderr, "TIME OFFSET ERROR!!\n"); | |
98 | fprintf(stderr, "Expected %ld, Got %ld (%d:%d)\n", | |
99 | offset, toffset, off_day, off_sec); | |
100 | return 0; | |
101 | } | |
102 | return 1; | |
103 | } | |
104 | ||
105 | int main(int argc, char **argv) | |
106 | { | |
107 | long offset; | |
108 | int fails; | |
109 | ||
110 | if (sizeof(time_t) < 8) { | |
111 | fprintf(stderr, "Skipping; time_t is less than 64-bits\n"); | |
112 | return 0; | |
113 | } | |
114 | for (fails = 0, offset = 0; offset < 1000000; offset++) { | |
115 | if (!check_time(offset)) | |
116 | fails++; | |
117 | if (!check_time(-offset)) | |
118 | fails++; | |
119 | if (!check_time(offset * 1000)) | |
120 | fails++; | |
121 | if (!check_time(-offset * 1000)) | |
122 | fails++; | |
123 | } | |
124 | ||
125 | return fails ? 1 : 0; | |
126 | } |