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/*
Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
#include <stdio.h>
#include <inttypes.h>
#include <time.h>
#include <sys/time.h>
#if defined GF_DARWIN_HOST_OS
#include <mach/mach_time.h>
static mach_timebase_info_data_t gf_timebase;
#endif
#include "logging.h"
#include "timespec.h"
#include "libglusterfs-messages.h"
void timespec_now (struct timespec *ts)
{
#if defined GF_LINUX_HOST_OS || defined GF_SOLARIS_HOST_OS || defined GF_BSD_HOST_OS
if (0 == clock_gettime(CLOCK_MONOTONIC, ts))
return;
else {
struct timeval tv;
if (0 == gettimeofday(&tv, NULL))
TIMEVAL_TO_TIMESPEC(&tv, ts);
}
#elif defined GF_DARWIN_HOST_OS
uint64_t time = mach_absolute_time();
static double scaling = 0.0;
if (mach_timebase_info(&gf_timebase) != KERN_SUCCESS) {
gf_timebase.numer = 1;
gf_timebase.denom = 1;
}
if (gf_timebase.denom == 0) {
gf_timebase.numer = 1;
gf_timebase.denom = 1;
}
scaling = (double) gf_timebase.numer / (double) gf_timebase.denom;
time *= scaling;
ts->tv_sec = (time * NANO);
ts->tv_nsec = (time - (ts->tv_sec * GIGA));
#endif /* Platform verification */
}
void timespec_adjust_delta (struct timespec *ts, struct timespec delta)
{
ts->tv_nsec = ((ts->tv_nsec + delta.tv_nsec) % 1000000000);
ts->tv_sec += ((ts->tv_nsec + delta.tv_nsec) / 1000000000);
ts->tv_sec += delta.tv_sec;
}
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