/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ #pragma once /*** This file is part of systemd. Copyright 2010 Lennart Poettering systemd is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #include <stdio.h> #include <inttypes.h> typedef uint64_t usec_t; typedef uint64_t nsec_t; #include "macro.h" typedef struct dual_timestamp { usec_t realtime; usec_t monotonic; } dual_timestamp; #define MSEC_PER_SEC 1000ULL #define USEC_PER_SEC 1000000ULL #define USEC_PER_MSEC 1000ULL #define NSEC_PER_SEC 1000000000ULL #define NSEC_PER_MSEC 1000000ULL #define NSEC_PER_USEC 1000ULL #define USEC_PER_MINUTE (60ULL*USEC_PER_SEC) #define NSEC_PER_MINUTE (60ULL*NSEC_PER_SEC) #define USEC_PER_HOUR (60ULL*USEC_PER_MINUTE) #define NSEC_PER_HOUR (60ULL*NSEC_PER_MINUTE) #define USEC_PER_DAY (24ULL*USEC_PER_HOUR) #define NSEC_PER_DAY (24ULL*NSEC_PER_HOUR) #define USEC_PER_WEEK (7ULL*USEC_PER_DAY) #define NSEC_PER_WEEK (7ULL*NSEC_PER_DAY) #define USEC_PER_MONTH (2629800ULL*USEC_PER_SEC) #define NSEC_PER_MONTH (2629800ULL*NSEC_PER_SEC) #define USEC_PER_YEAR (31557600ULL*USEC_PER_SEC) #define NSEC_PER_YEAR (31557600ULL*NSEC_PER_SEC) #define FORMAT_TIMESTAMP_MAX ((4*4+1)+11+9+4+1) /* weekdays can be unicode */ #define FORMAT_TIMESTAMP_RELATIVE_MAX 256 #define FORMAT_TIMESPAN_MAX 64 usec_t now(clockid_t clock); dual_timestamp* dual_timestamp_get(dual_timestamp *ts); dual_timestamp* dual_timestamp_from_realtime(dual_timestamp *ts, usec_t u); dual_timestamp* dual_timestamp_from_monotonic(dual_timestamp *ts, usec_t u); #define dual_timestamp_is_set(ts) ((ts)->realtime > 0) usec_t timespec_load(const struct timespec *ts) _pure_; struct timespec *timespec_store(struct timespec *ts, usec_t u); usec_t timeval_load(const struct timeval *tv) _pure_; struct timeval *timeval_store(struct timeval *tv, usec_t u); char *format_timestamp(char *buf, size_t l, usec_t t); char *format_timestamp_relative(char *buf, size_t l, usec_t t); char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy); void dual_timestamp_serialize(FILE *f, const char *name, dual_timestamp *t); void dual_timestamp_deserialize(const char *value, dual_timestamp *t); int parse_timestamp(const char *t, usec_t *usec); int parse_sec(const char *t, usec_t *usec); int parse_nsec(const char *t, nsec_t *nsec);