quotas

const (
	FSBTRFS int64 = 2435016766
	FSEXT4  int64 = 61267
	FSXFS   int64 = 1481003842
	FSZFS   int64 = 801189825
)

const (
	FS_XFLAG_REALTIME     uint32 = 0x00000001 /* data in realtime volume */
	FS_XFLAG_PREALLOC     uint32 = 0x00000002 /* preallocated file extents */
	FS_XFLAG_IMMUTABLE    uint32 = 0x00000008 /* file cannot be modified */
	FS_XFLAG_APPEND       uint32 = 0x00000010 /* all writes append */
	FS_XFLAG_SYNC         uint32 = 0x00000020 /* all writes synchronous */
	FS_XFLAG_NOATIME      uint32 = 0x00000040 /* do not update access time */
	FS_XFLAG_NODUMP       uint32 = 0x00000080 /* do not include in backups */
	FS_XFLAG_RTINHERIT    uint32 = 0x00000100 /* create with rt bit set */
	FS_XFLAG_PROJINHERIT  uint32 = 0x00000200 /* create with parents projid */
	FS_XFLAG_NOSYMLINKS   uint32 = 0x00000400 /* disallow symlink creation */
	FS_XFLAG_EXTSIZE      uint32 = 0x00000800 /* extent size allocator hint */
	FS_XFLAG_EXTSZINHERIT uint32 = 0x00001000 /* inherit inode extent size */
	FS_XFLAG_NODEFRAG     uint32 = 0x00002000 /* do not defragment */
	FS_XFLAG_FILESTREAM   uint32 = 0x00004000 /* use filestream allocator */
	FS_XFLAG_DAX          uint32 = 0x00008000 /* use DAX for IO */
	FS_XFLAG_COWEXTSIZE   uint32 = 0x00010000 /* CoW extent size allocator hint */
	FS_XFLAG_HASATTR      uint32 = 0x80000000 /* no DIFLAG for this   */
)

const (
	FS_IOC_FSGETXATTR uintptr = 0x801c581f // https://docs.rs/linux-raw-sys/latest/linux_raw_sys/ioctl/constant.FS_IOC_FSGETXATTR.html
	FS_IOC_FSSETXATTR uintptr = 0x401c5820 // https://docs.rs/linux-raw-sys/latest/linux_raw_sys/ioctl/constant.FS_IOC_FSSETXATTR.html
)