strace/fs_x_ioctl.c
Dmitry V. Levin b93d52fe3d Change the license of strace to LGPL-2.1-or-later
strace is now provided under the terms of the GNU Lesser General
Public License version 2.1 or later, see COPYING for more details.

strace test suite is now provided under the terms of the GNU General
Public License version 2 or later, see tests/COPYING for more details.
2018-12-10 00:00:00 +00:00

48 lines
900 B
C

/*
* Copyright (c) 2014 Mike Frysinger <vapier@gentoo.org>
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
* Copyright (c) 2016-2017 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
#include <linux/fs.h>
int
fs_x_ioctl(struct tcb *const tcp, const unsigned int code,
const kernel_ulong_t arg)
{
switch (code) {
#ifdef FITRIM
/* First seen in linux-2.6.37 */
case FITRIM: {
struct fstrim_range fstrim;
tprints(", ");
if (!umove_or_printaddr(tcp, arg, &fstrim))
tprintf("{start=%#" PRIx64
", len=%#" PRIx64
", minlen=%#" PRIx64 "}",
(uint64_t) fstrim.start,
(uint64_t) fstrim.len,
(uint64_t) fstrim.minlen);
break;
}
#endif
/* No arguments */
#ifdef FIFREEZE
case FIFREEZE:
case FITHAW:
break;
#endif
default:
return RVAL_DECODED;
}
return RVAL_IOCTL_DECODED;
}