1/*-
2 * Copyright (c) 2017 M. Warner Losh <imp@FreeBSD.org>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26#include <sys/cdefs.h>
27__FBSDID("$FreeBSD$");
28
29#include "namespace.h"
30#include <sys/param.h>
31#include <sys/syscall.h>
32#include "compat-ino64.h"
33#include <unistd.h>
34
35#include "libc_private.h"
36
37#undef fstatfs
38__weak_reference(_fstatfs, fstatfs);
39
40#pragma weak _fstatfs
41int
42_fstatfs(int fd, struct statfs *buf)
43{
44	struct freebsd11_statfs statfs11;
45	int rv;
46
47	if (__getosreldate() >= INO64_FIRST)
48		return (__sys_fstatfs(fd, buf));
49	rv = syscall(SYS_freebsd11_fstatfs, fd, &statfs11);
50	if (rv == 0)
51		__statfs11_to_statfs(&statfs11, buf);
52	return (rv);
53}
54