2023-03-06 14:42:04 +01:00
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// SPDX-License-Identifier: BSD-2-Clause
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// Copyright CM4all GmbH
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// author: Max Kellermann <mk@cm4all.com>
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2018-07-25 08:29:34 +02:00
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#ifndef TIME_ISO8601_HXX
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#define TIME_ISO8601_HXX
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#include <chrono>
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2020-03-13 00:46:28 +01:00
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#include <cstddef>
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2020-07-23 16:24:45 +02:00
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#include <utility>
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2019-05-08 16:24:31 +02:00
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2018-07-25 08:29:34 +02:00
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struct tm;
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2019-05-08 16:24:31 +02:00
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template<size_t CAPACITY> class StringBuffer;
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2018-07-25 08:29:34 +02:00
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2021-02-08 14:59:40 +01:00
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[[gnu::pure]]
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2018-07-25 08:29:34 +02:00
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StringBuffer<64>
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FormatISO8601(const struct tm &tm) noexcept;
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2021-02-08 14:59:40 +01:00
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[[gnu::pure]]
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2018-07-25 08:29:34 +02:00
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StringBuffer<64>
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FormatISO8601(std::chrono::system_clock::time_point tp);
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2019-08-19 22:28:14 +02:00
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/**
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* Parse a time stamp in ISO8601 format.
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*
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* Throws on error.
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*
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* @return a pair consisting of the time point and the specified
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* precision; e.g. for a date, the second value is "one day"
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*/
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std::pair<std::chrono::system_clock::time_point,
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std::chrono::system_clock::duration>
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2018-07-25 08:29:34 +02:00
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ParseISO8601(const char *s);
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#endif
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