Current File : //backups/router/usr/local/include/syslog-ng/healthcheck/stopwatch.h
/*
* Copyright (c) 2023 László Várady <laszlo.varady93@gmail.com>
*
* This library 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.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#ifndef STOPWATCH_H
#define STOPWATCH_H
#include "syslog-ng.h"
#include "compat/time.h"
typedef struct _Stopwatch
{
struct timespec start_time;
} Stopwatch;
static inline void
stopwatch_start(Stopwatch *self)
{
clock_gettime(CLOCK_MONOTONIC, &self->start_time);
}
static inline guint64
stopwatch_get_elapsed_nsec(Stopwatch *self)
{
struct timespec stop_time;
clock_gettime(CLOCK_MONOTONIC, &stop_time);
return (stop_time.tv_sec - self->start_time.tv_sec) * 1000000000
+ (stop_time.tv_nsec - self->start_time.tv_nsec);
}
#endif
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