/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FS_H
#define _UAPI_LINUX_FS_H



#include <linux/limits.h>
#include <linux/ioctl.h>
#include <linux/types.h>
#ifndef __KERNEL__
#include <linux/fscrypt.h>
#endif


#if !defined(__KERNEL__)
#include <linux/mount.h>
#endif




#undef NR_OPEN
#define INR_OPEN_CUR 1024	
#define INR_OPEN_MAX 4096	

#define BLOCK_SIZE_BITS 10
#define BLOCK_SIZE (1<<BLOCK_SIZE_BITS)

#define SEEK_SET	0	
#define SEEK_CUR	1	
#define SEEK_END	2	
#define SEEK_DATA	3	
#define SEEK_HOLE	4	
#define SEEK_MAX	SEEK_HOLE

#define RENAME_NOREPLACE	(1 << 0)	
#define RENAME_EXCHANGE		(1 << 1)	
#define RENAME_WHITEOUT		(1 << 2)	

struct file_clone_range {
	__s64 src_fd;
	__u64 src_offset;
	__u64 src_length;
	__u64 dest_offset;
};

struct fstrim_range {
	__u64 start;
	__u64 len;
	__u64 minlen;
};


#define FILE_DEDUPE_RANGE_SAME		0
#define FILE_DEDUPE_RANGE_DIFFERS	1


struct file_dedupe_range_info {
	__s64 dest_fd;		
	__u64 dest_offset;	
	__u64 bytes_deduped;	
	
	__s32 status;		
	__u32 reserved;		
};


struct file_dedupe_range {
	__u64 src_offset;	
	__u64 src_length;	
	__u16 dest_count;	
	__u16 reserved1;	
	__u32 reserved2;	
	struct file_dedupe_range_info info[];
};


struct files_stat_struct {
	unsigned long nr_files;		
	unsigned long nr_free_files;	
	unsigned long max_files;		
};

struct inodes_stat_t {
	long nr_inodes;
	long nr_unused;
	long dummy[5];		
};


#define NR_FILE  8192	


struct fsxattr {
	__u32		fsx_xflags;	
	__u32		fsx_extsize;	
	__u32		fsx_nextents;	
	__u32		fsx_projid;	
	__u32		fsx_cowextsize;	
	unsigned char	fsx_pad[8];
};


#define FS_XFLAG_REALTIME	0x00000001	
#define FS_XFLAG_PREALLOC	0x00000002	
#define FS_XFLAG_IMMUTABLE	0x00000008	
#define FS_XFLAG_APPEND		0x00000010	
#define FS_XFLAG_SYNC		0x00000020	
#define FS_XFLAG_NOATIME	0x00000040	
#define FS_XFLAG_NODUMP		0x00000080	
#define FS_XFLAG_RTINHERIT	0x00000100	
#define FS_XFLAG_PROJINHERIT	0x00000200	
#define FS_XFLAG_NOSYMLINKS	0x00000400	
#define FS_XFLAG_EXTSIZE	0x00000800	
#define FS_XFLAG_EXTSZINHERIT	0x00001000	
#define FS_XFLAG_NODEFRAG	0x00002000	
#define FS_XFLAG_FILESTREAM	0x00004000	
#define FS_XFLAG_DAX		0x00008000	
#define FS_XFLAG_COWEXTSIZE	0x00010000	
#define FS_XFLAG_HASATTR	0x80000000	



#define BLKROSET   _IO(0x12,93)	
#define BLKROGET   _IO(0x12,94)	
#define BLKRRPART  _IO(0x12,95)	
#define BLKGETSIZE _IO(0x12,96)	
#define BLKFLSBUF  _IO(0x12,97)	
#define BLKRASET   _IO(0x12,98)	
#define BLKRAGET   _IO(0x12,99)	
#define BLKFRASET  _IO(0x12,100)
#define BLKFRAGET  _IO(0x12,101)
#define BLKSECTSET _IO(0x12,102)
#define BLKSECTGET _IO(0x12,103)
#define BLKSSZGET  _IO(0x12,104)
#if 0
#define BLKPG      _IO(0x12,105)



#define BLKELVGET  _IOR(0x12,106,size_t)
#define BLKELVSET  _IOW(0x12,107,size_t)

#endif

#define BLKBSZGET  _IOR(0x12,112,size_t)
#define BLKBSZSET  _IOW(0x12,113,size_t)
#define BLKGETSIZE64 _IOR(0x12,114,size_t)	
#define BLKTRACESETUP _IOWR(0x12,115,struct blk_user_trace_setup)
#define BLKTRACESTART _IO(0x12,116)
#define BLKTRACESTOP _IO(0x12,117)
#define BLKTRACETEARDOWN _IO(0x12,118)
#define BLKDISCARD _IO(0x12,119)
#define BLKIOMIN _IO(0x12,120)
#define BLKIOOPT _IO(0x12,121)
#define BLKALIGNOFF _IO(0x12,122)
#define BLKPBSZGET _IO(0x12,123)
#define BLKDISCARDZEROES _IO(0x12,124)
#define BLKSECDISCARD _IO(0x12,125)
#define BLKROTATIONAL _IO(0x12,126)
#define BLKZEROOUT _IO(0x12,127)
#define BLKGETDISKSEQ _IOR(0x12,128,__u64)


#define BMAP_IOCTL 1		
#define FIBMAP	   _IO(0x00,1)	
#define FIGETBSZ   _IO(0x00,2)	
#define FIFREEZE	_IOWR('X', 119, int)	
#define FITHAW		_IOWR('X', 120, int)	
#define FITRIM		_IOWR('X', 121, struct fstrim_range)	
#define FICLONE		_IOW(0x94, 9, int)
#define FICLONERANGE	_IOW(0x94, 13, struct file_clone_range)
#define FIDEDUPERANGE	_IOWR(0x94, 54, struct file_dedupe_range)

#define FSLABEL_MAX 256	

#define	FS_IOC_GETFLAGS			_IOR('f', 1, long)
#define	FS_IOC_SETFLAGS			_IOW('f', 2, long)
#define	FS_IOC_GETVERSION		_IOR('v', 1, long)
#define	FS_IOC_SETVERSION		_IOW('v', 2, long)
#define FS_IOC_FIEMAP			_IOWR('f', 11, struct fiemap)
#define FS_IOC32_GETFLAGS		_IOR('f', 1, int)
#define FS_IOC32_SETFLAGS		_IOW('f', 2, int)
#define FS_IOC32_GETVERSION		_IOR('v', 1, int)
#define FS_IOC32_SETVERSION		_IOW('v', 2, int)
#define FS_IOC_FSGETXATTR		_IOR('X', 31, struct fsxattr)
#define FS_IOC_FSSETXATTR		_IOW('X', 32, struct fsxattr)
#define FS_IOC_GETFSLABEL		_IOR(0x94, 49, char[FSLABEL_MAX])
#define FS_IOC_SETFSLABEL		_IOW(0x94, 50, char[FSLABEL_MAX])


#define	FS_SECRM_FL			0x00000001 
#define	FS_UNRM_FL			0x00000002 
#define	FS_COMPR_FL			0x00000004 
#define FS_SYNC_FL			0x00000008 
#define FS_IMMUTABLE_FL			0x00000010 
#define FS_APPEND_FL			0x00000020 
#define FS_NODUMP_FL			0x00000040 
#define FS_NOATIME_FL			0x00000080 

#define FS_DIRTY_FL			0x00000100
#define FS_COMPRBLK_FL			0x00000200 
#define FS_NOCOMP_FL			0x00000400 

#define FS_ENCRYPT_FL			0x00000800 
#define FS_BTREE_FL			0x00001000 
#define FS_INDEX_FL			0x00001000 
#define FS_IMAGIC_FL			0x00002000 
#define FS_JOURNAL_DATA_FL		0x00004000 
#define FS_NOTAIL_FL			0x00008000 
#define FS_DIRSYNC_FL			0x00010000 
#define FS_TOPDIR_FL			0x00020000 
#define FS_HUGE_FILE_FL			0x00040000 
#define FS_EXTENT_FL			0x00080000 
#define FS_VERITY_FL			0x00100000 
#define FS_EA_INODE_FL			0x00200000 
#define FS_EOFBLOCKS_FL			0x00400000 
#define FS_NOCOW_FL			0x00800000 
#define FS_DAX_FL			0x02000000 
#define FS_INLINE_DATA_FL		0x10000000 
#define FS_PROJINHERIT_FL		0x20000000 
#define FS_CASEFOLD_FL			0x40000000 
#define FS_RESERVED_FL			0x80000000 

#define FS_FL_USER_VISIBLE		0x0003DFFF 
#define FS_FL_USER_MODIFIABLE		0x000380FF 


#define SYNC_FILE_RANGE_WAIT_BEFORE	1
#define SYNC_FILE_RANGE_WRITE		2
#define SYNC_FILE_RANGE_WAIT_AFTER	4
#define SYNC_FILE_RANGE_WRITE_AND_WAIT	(SYNC_FILE_RANGE_WRITE | \
					 SYNC_FILE_RANGE_WAIT_BEFORE | \
					 SYNC_FILE_RANGE_WAIT_AFTER)



typedef int __bitwise __kernel_rwf_t;


#define RWF_HIPRI	((__force __kernel_rwf_t)0x00000001)


#define RWF_DSYNC	((__force __kernel_rwf_t)0x00000002)


#define RWF_SYNC	((__force __kernel_rwf_t)0x00000004)


#define RWF_NOWAIT	((__force __kernel_rwf_t)0x00000008)


#define RWF_APPEND	((__force __kernel_rwf_t)0x00000010)


#define RWF_SUPPORTED	(RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT |\
			 RWF_APPEND)

#endif 
