2 * Copyright 2022 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include <openssl/err.h>
12 #include "internal/time.h"
14 OSSL_TIME ossl_time_now(void)
26 SystemTimeToFileTime(&st, &now.ft);
27 /* re-bias to 1/1/1970 */
29 now.ul -= 116444736000000000ULL;
31 now.ul -= 116444736000000000UI64;
33 r.t = ((uint64_t)now.ul) * (OSSL_TIME_SECOND / 10000000);
37 if (gettimeofday(&t, NULL) < 0) {
38 ERR_raise_data(ERR_LIB_SYS, get_last_sys_error(),
39 "calling gettimeofday()");
40 return ossl_time_zero();
43 r.t = t.tv_usec <= 0 ? 0 : t.tv_usec * (OSSL_TIME_SECOND / 1000000);
45 r.t = ((uint64_t)t.tv_sec * 1000000 + t.tv_usec)
46 * (OSSL_TIME_SECOND / 1000000);