138 #ifndef _LINUX_FUSE_H
139 #define _LINUX_FUSE_H
142 #include <linux/types.h>
168 #define FUSE_KERNEL_VERSION 7
171 #define FUSE_KERNEL_MINOR_VERSION 31
174 #define FUSE_ROOT_ID 1
198 struct fuse_kstatfs {
211 struct fuse_file_lock {
221 #define FATTR_MODE (1 << 0)
222 #define FATTR_UID (1 << 1)
223 #define FATTR_GID (1 << 2)
224 #define FATTR_SIZE (1 << 3)
225 #define FATTR_ATIME (1 << 4)
226 #define FATTR_MTIME (1 << 5)
227 #define FATTR_FH (1 << 6)
228 #define FATTR_ATIME_NOW (1 << 7)
229 #define FATTR_MTIME_NOW (1 << 8)
230 #define FATTR_LOCKOWNER (1 << 9)
231 #define FATTR_CTIME (1 << 10)
243 #define FOPEN_DIRECT_IO (1 << 0)
244 #define FOPEN_KEEP_CACHE (1 << 1)
245 #define FOPEN_NONSEEKABLE (1 << 2)
246 #define FOPEN_CACHE_DIR (1 << 3)
247 #define FOPEN_STREAM (1 << 4)
248 #define FOPEN_NOFLUSH (1 << 5)
280 #define FUSE_ASYNC_READ (1 << 0)
281 #define FUSE_POSIX_LOCKS (1 << 1)
282 #define FUSE_FILE_OPS (1 << 2)
283 #define FUSE_ATOMIC_O_TRUNC (1 << 3)
284 #define FUSE_EXPORT_SUPPORT (1 << 4)
285 #define FUSE_BIG_WRITES (1 << 5)
286 #define FUSE_DONT_MASK (1 << 6)
287 #define FUSE_SPLICE_WRITE (1 << 7)
288 #define FUSE_SPLICE_MOVE (1 << 8)
289 #define FUSE_SPLICE_READ (1 << 9)
290 #define FUSE_FLOCK_LOCKS (1 << 10)
291 #define FUSE_HAS_IOCTL_DIR (1 << 11)
292 #define FUSE_AUTO_INVAL_DATA (1 << 12)
293 #define FUSE_DO_READDIRPLUS (1 << 13)
294 #define FUSE_READDIRPLUS_AUTO (1 << 14)
295 #define FUSE_ASYNC_DIO (1 << 15)
296 #define FUSE_WRITEBACK_CACHE (1 << 16)
297 #define FUSE_NO_OPEN_SUPPORT (1 << 17)
298 #define FUSE_PARALLEL_DIROPS (1 << 18)
299 #define FUSE_HANDLE_KILLPRIV (1 << 19)
300 #define FUSE_POSIX_ACL (1 << 20)
301 #define FUSE_ABORT_ERROR (1 << 21)
302 #define FUSE_MAX_PAGES (1 << 22)
303 #define FUSE_CACHE_SYMLINKS (1 << 23)
304 #define FUSE_NO_OPENDIR_SUPPORT (1 << 24)
305 #define FUSE_EXPLICIT_INVAL_DATA (1 << 25)
306 #define FUSE_MAP_ALIGNMENT (1 << 26)
307 #define FUSE_SUBMOUNTS (1 << 27)
308 #define FUSE_HANDLE_KILLPRIV_V2 (1 << 28)
309 #define FUSE_SETXATTR_EXT (1 << 29)
310 #define FUSE_INIT_EXT (1 << 30)
311 #define FUSE_INIT_RESERVED (1 << 31)
313 #define FUSE_SECURITY_CTX (1ULL << 32)
314 #define FUSE_HAS_INODE_DAX (1ULL << 33)
321 #define CUSE_UNRESTRICTED_IOCTL (1 << 0)
326 #define FUSE_RELEASE_FLUSH (1 << 0)
327 #define FUSE_RELEASE_FLOCK_UNLOCK (1 << 1)
332 #define FUSE_GETATTR_FH (1 << 0)
337 #define FUSE_LK_FLOCK (1 << 0)
346 #define FUSE_WRITE_CACHE (1 << 0)
347 #define FUSE_WRITE_LOCKOWNER (1 << 1)
348 #define FUSE_WRITE_KILL_PRIV (1 << 2)
353 #define FUSE_READ_LOCKOWNER (1 << 1)
367 #define FUSE_IOCTL_COMPAT (1 << 0)
368 #define FUSE_IOCTL_UNRESTRICTED (1 << 1)
369 #define FUSE_IOCTL_RETRY (1 << 2)
370 #define FUSE_IOCTL_32BIT (1 << 3)
371 #define FUSE_IOCTL_DIR (1 << 4)
372 #define FUSE_IOCTL_COMPAT_X32 (1 << 5)
374 #define FUSE_IOCTL_MAX_IOV 256
381 #define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0)
388 #define FUSE_FSYNC_FDATASYNC (1 << 0)
412 FUSE_REMOVEXATTR = 24,
417 FUSE_RELEASEDIR = 29,
429 FUSE_NOTIFY_REPLY = 41,
430 FUSE_BATCH_FORGET = 42,
432 FUSE_READDIRPLUS = 44,
435 FUSE_COPY_FILE_RANGE = 47,
441 enum fuse_notify_code {
442 FUSE_NOTIFY_POLL = 1,
443 FUSE_NOTIFY_INVAL_INODE = 2,
444 FUSE_NOTIFY_INVAL_ENTRY = 3,
445 FUSE_NOTIFY_STORE = 4,
446 FUSE_NOTIFY_RETRIEVE = 5,
447 FUSE_NOTIFY_DELETE = 6,
452 #define FUSE_MIN_READ_BUFFER 8192
454 #define FUSE_COMPAT_ENTRY_OUT_SIZE 120
456 struct fuse_entry_out {
460 uint64_t entry_valid;
462 uint32_t entry_valid_nsec;
463 uint32_t attr_valid_nsec;
464 struct fuse_attr attr;
467 struct fuse_forget_in {
471 struct fuse_forget_one {
476 struct fuse_batch_forget_in {
481 struct fuse_getattr_in {
482 uint32_t getattr_flags;
487 #define FUSE_COMPAT_ATTR_OUT_SIZE 96
489 struct fuse_attr_out {
491 uint32_t attr_valid_nsec;
493 struct fuse_attr attr;
496 #define FUSE_COMPAT_MKNOD_IN_SIZE 8
498 struct fuse_mknod_in {
505 struct fuse_mkdir_in {
510 struct fuse_rename_in {
514 struct fuse_rename2_in {
520 struct fuse_link_in {
524 struct fuse_setattr_in {
543 struct fuse_open_in {
548 struct fuse_create_in {
555 struct fuse_open_out {
561 struct fuse_release_in {
564 uint32_t release_flags;
568 struct fuse_flush_in {
575 struct fuse_read_in {
585 #define FUSE_COMPAT_WRITE_IN_SIZE 24
587 struct fuse_write_in {
591 uint32_t write_flags;
597 struct fuse_write_out {
602 #define FUSE_COMPAT_STATFS_SIZE 48
604 struct fuse_statfs_out {
605 struct fuse_kstatfs st;
608 struct fuse_fsync_in {
610 uint32_t fsync_flags;
614 struct fuse_setxattr_in {
619 struct fuse_getxattr_in {
624 struct fuse_getxattr_out {
632 struct fuse_file_lock lk;
638 struct fuse_file_lock lk;
641 struct fuse_access_in {
646 struct fuse_init_in {
649 uint32_t max_readahead;
655 #define FUSE_COMPAT_INIT_OUT_SIZE 8
656 #define FUSE_COMPAT_22_INIT_OUT_SIZE 24
658 struct fuse_init_out {
661 uint32_t max_readahead;
663 uint16_t max_background;
664 uint16_t congestion_threshold;
668 uint16_t map_alignment;
673 #define CUSE_INIT_INFO_MAX 4096
675 struct cuse_init_in {
682 struct cuse_init_out {
694 struct fuse_interrupt_in {
698 struct fuse_bmap_in {
704 struct fuse_bmap_out {
708 struct fuse_ioctl_in {
717 struct fuse_ioctl_iovec {
722 struct fuse_ioctl_out {
729 struct fuse_poll_in {
736 struct fuse_poll_out {
741 struct fuse_notify_poll_wakeup_out {
745 struct fuse_fallocate_in {
753 struct fuse_in_header {
764 struct fuse_out_header {
778 #define FUSE_NAME_OFFSET offsetof(struct fuse_dirent, name)
779 #define FUSE_DIRENT_ALIGN(x) \
780 (((x) + sizeof(uint64_t) - 1) & ~(sizeof(uint64_t) - 1))
781 #define FUSE_DIRENT_SIZE(d) \
782 FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen)
784 struct fuse_direntplus {
785 struct fuse_entry_out entry_out;
786 struct fuse_dirent dirent;
789 #define FUSE_NAME_OFFSET_DIRENTPLUS \
790 offsetof(struct fuse_direntplus, dirent.name)
791 #define FUSE_DIRENTPLUS_SIZE(d) \
792 FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET_DIRENTPLUS + (d)->dirent.namelen)
794 struct fuse_notify_inval_inode_out {
800 struct fuse_notify_inval_entry_out {
806 struct fuse_notify_delete_out {
813 struct fuse_notify_store_out {
820 struct fuse_notify_retrieve_out {
821 uint64_t notify_unique;
829 struct fuse_notify_retrieve_in {
839 #define FUSE_DEV_IOC_CLONE _IOR(229, 0, uint32_t)
841 struct fuse_lseek_in {
848 struct fuse_lseek_out {
852 struct fuse_copy_file_range_in {