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47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/*
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* Copyright 2025 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (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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#ifndef OPENSSL_HEADER_POSIX_TIME_H
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#define OPENSSL_HEADER_POSIX_TIME_H
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#include <stdint.h>
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#include <time.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/*
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* OPENSSL_posix_to_tm converts a int64_t POSIX time value in |time|,
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* which must be in the range of year 0000 to 9999, to a broken out
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* time value in |tm|. It returns one on success and zero on error.
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*/
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int OPENSSL_posix_to_tm(int64_t time, struct tm *out_tm);
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/*
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* OPENSSL_tm_to_posix converts a time value between the years 0 and
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* 9999 in |tm| to a POSIX time value in |out|. One is returned on
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* success, zero is returned on failure. It is a failure if |tm|
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* contains out of range values.
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*/
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int OPENSSL_tm_to_posix(const struct tm *tm, int64_t *out);
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/*
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* OPENSSL_timegm converts a time value between the years 0 and 9999
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* in |tm| to a time_t value in |out|. One is returned on success,
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* zero is returned on failure. It is a failure if the converted time
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* can not be represented in a time_t, or if the tm contains out of
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* range values.
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*/
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int OPENSSL_timegm(const struct tm *tm, time_t *out);
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#if defined(__cplusplus)
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} /* extern C */
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#endif
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#endif /* OPENSSL_HEADER_POSIX_TIME_H */
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