/* Time related functions. * * Author: Steffen Vogel * SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University * SPDX-License-Identifier: Apache-2.0 */ #pragma once #include #include #include // Compare two timestamps. Return zero if they are equal. ssize_t time_cmp(const struct timespec *a, const struct timespec *b); // Get delta between two timespec structs. struct timespec time_diff(const struct timespec *start, const struct timespec *end); // Get sum of two timespec structs. struct timespec time_add(const struct timespec *start, const struct timespec *end); // Return current time as a struct timespec. struct timespec time_now(); // Return the diffrence off two timestamps as double value in seconds. double time_delta(const struct timespec *start, const struct timespec *end); // Convert timespec to double value representing seconds. double time_to_double(const struct timespec *ts); // Convert double containing seconds after 1970 to timespec. struct timespec time_from_double(double secs);