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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Referred from linux kernel include/uapi/linux/fs.h
* Copyright (c) 2019 Petr Vorel <pvorel@suse.cz>
* Copyright (c) Zilogic Systems Pvt. Ltd., 2018
* Email: code@zilogic.com
*/
#ifdef HAVE_LINUX_FS_H
# include <linux/fs.h>
#endif
#include <sys/user.h>
#include <limits.h>
#include "lapi/abisize.h"
#ifndef LAPI_FS_H
#define LAPI_FS_H
#ifndef FS_IOC_GETFLAGS
#define FS_IOC_GETFLAGS _IOR('f', 1, long)
#endif
#ifndef FS_IOC_SETFLAGS
#define FS_IOC_SETFLAGS _IOW('f', 2, long)
#endif
#ifndef FS_COMPR_FL
#define FS_COMPR_FL 0x00000004 /* Compress file */
#endif
#ifndef FS_IMMUTABLE_FL
#define FS_IMMUTABLE_FL 0x00000010 /* Immutable file */
#endif
#ifndef FS_APPEND_FL
#define FS_APPEND_FL 0x00000020 /* writes to file may only append */
#endif
#ifndef FS_NODUMP_FL
#define FS_NODUMP_FL 0x00000040 /* do not dump file */
#endif
/*
* Helper function to get MAX_LFS_FILESIZE.
* Missing PAGE_SHIFT on some libc prevents defining MAX_LFS_FILESIZE.
*
* 64 bit: macro taken from kernel from include/linux/fs.h
* 32 bit: own implementation
*/
static inline loff_t tst_max_lfs_filesize(void)
{
#ifdef TST_ABI64
return (loff_t)LLONG_MAX;
#else
long page_size = getpagesize();
loff_t ret = ULONG_MAX;
while (page_size >>= 1)
ret <<= 1;
return ret;
#endif
}
#endif
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