zfs/lib/libspl/gethrtime.c

46 lines
1.2 KiB
C

/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <time.h>
#include <sys/time.h>
#include <stdlib.h>
#include <stdio.h>
hrtime_t
gethrtime(void)
{
struct timespec ts;
int rc;
rc = clock_gettime(CLOCK_MONOTONIC, &ts);
if (rc) {
fprintf(stderr, "Error: clock_gettime() = %d\n", rc);
abort();
}
return (((u_int64_t)ts.tv_sec) * NANOSEC) + ts.tv_nsec;
}