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https://github.com/openssl/openssl.git
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82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
/*
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* Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <openssl/crypto.h>
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#include <stdio.h>
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#define SECS_PER_DAY (24 * 60 * 60)
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/*
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* Time checking test code. Check times are identical for a wide range of
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* offsets. This should be run on a machine with 64 bit time_t or it will
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* trigger the very errors the routines fix.
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*/
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static int check_time(long offset)
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{
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struct tm tm1, tm2, o1;
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int off_day, off_sec;
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long toffset;
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time_t t1, t2;
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time(&t1);
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t2 = t1 + offset;
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OPENSSL_gmtime(&t2, &tm2);
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OPENSSL_gmtime(&t1, &tm1);
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o1 = tm1;
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OPENSSL_gmtime_adj(&tm1, 0, offset);
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if ((tm1.tm_year != tm2.tm_year) ||
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(tm1.tm_mon != tm2.tm_mon) ||
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(tm1.tm_mday != tm2.tm_mday) ||
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(tm1.tm_hour != tm2.tm_hour) ||
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(tm1.tm_min != tm2.tm_min) || (tm1.tm_sec != tm2.tm_sec)) {
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fprintf(stderr, "TIME ERROR!!\n");
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fprintf(stderr, "Time1: %d/%d/%d, %d:%02d:%02d\n",
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tm2.tm_mday, tm2.tm_mon + 1, tm2.tm_year + 1900,
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tm2.tm_hour, tm2.tm_min, tm2.tm_sec);
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fprintf(stderr, "Time2: %d/%d/%d, %d:%02d:%02d\n",
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tm1.tm_mday, tm1.tm_mon + 1, tm1.tm_year + 1900,
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tm1.tm_hour, tm1.tm_min, tm1.tm_sec);
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return 0;
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}
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if (!OPENSSL_gmtime_diff(&off_day, &off_sec, &o1, &tm1))
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return 0;
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toffset = (long)off_day *SECS_PER_DAY + off_sec;
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if (offset != toffset) {
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fprintf(stderr, "TIME OFFSET ERROR!!\n");
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fprintf(stderr, "Expected %ld, Got %ld (%d:%d)\n",
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offset, toffset, off_day, off_sec);
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return 0;
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}
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return 1;
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}
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int main(int argc, char **argv)
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{
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long offset;
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int fails;
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if (sizeof(time_t) < 8) {
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fprintf(stderr, "Skipping; time_t is less than 64-bits\n");
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return 0;
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}
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for (fails = 0, offset = 0; offset < 1000000; offset++) {
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if (!check_time(offset))
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fails++;
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if (!check_time(-offset))
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fails++;
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if (!check_time(offset * 1000))
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fails++;
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if (!check_time(-offset * 1000))
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fails++;
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}
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return fails ? 1 : 0;
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}
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