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https://gitlab.isc.org/isc-projects/kea
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46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
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// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC")
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#ifndef KEA_CHRONO_TIME_UTILS_H
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#define KEA_CHRONO_TIME_UTILS_H
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#include <chrono>
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#include <string>
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namespace isc {
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namespace util {
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/// @brief The number of digits of fractional seconds supplied by the
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/// underlying class, std::chrono::time_point. Typically 6 = microseconds.
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const size_t MAX_FSECS_PRECISION = 6;
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/// @brief Converts chrono time point structure to text
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///
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/// This is Kea implementation for converting time point to strings.
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/// @param t time point value to convert to text
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/// @param fsecs_precision number of digits of precision for fractional seconds.
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/// Zero omits the value.
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///
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/// @return a string representing time
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std::string clockToText(std::chrono::system_clock::time_point t,
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size_t fsecs_precision = MAX_FSECS_PRECISION);
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/// @brief Converts StatsDuration to text
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///
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/// See @ref clockToText for explanation why we chose our own implementation.
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/// @param dur duration value to convert to text
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/// @param fsecs_precision number of digits of precision for fractional seconds.
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/// Zero omits the value.
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///
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/// @return a string representing time
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std::string durationToText(std::chrono::system_clock::duration,
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size_t fsecs_precision = MAX_FSECS_PRECISION);
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}; // end of isc::util namespace
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}; // end of isc namespace
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#endif
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