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)
244 #define FOPEN_DIRECT_IO (1 << 0)
245 #define FOPEN_KEEP_CACHE (1 << 1)
246 #define FOPEN_NONSEEKABLE (1 << 2)
247 #define FOPEN_CACHE_DIR (1 << 3)
248 #define FOPEN_STREAM (1 << 4)
249 #define FOPEN_NOFLUSH (1 << 5)
250 #define FOPEN_PARALLEL_DIRECT_WRITES (1 << 6)
281 #define FUSE_ASYNC_READ (1 << 0)
282 #define FUSE_POSIX_LOCKS (1 << 1)
283 #define FUSE_FILE_OPS (1 << 2)
284 #define FUSE_ATOMIC_O_TRUNC (1 << 3)
285 #define FUSE_EXPORT_SUPPORT (1 << 4)
286 #define FUSE_BIG_WRITES (1 << 5)
287 #define FUSE_DONT_MASK (1 << 6)
288 #define FUSE_SPLICE_WRITE (1 << 7)
289 #define FUSE_SPLICE_MOVE (1 << 8)
290 #define FUSE_SPLICE_READ (1 << 9)
291 #define FUSE_FLOCK_LOCKS (1 << 10)
292 #define FUSE_HAS_IOCTL_DIR (1 << 11)
293 #define FUSE_AUTO_INVAL_DATA (1 << 12)
294 #define FUSE_DO_READDIRPLUS (1 << 13)
295 #define FUSE_READDIRPLUS_AUTO (1 << 14)
296 #define FUSE_ASYNC_DIO (1 << 15)
297 #define FUSE_WRITEBACK_CACHE (1 << 16)
298 #define FUSE_NO_OPEN_SUPPORT (1 << 17)
299 #define FUSE_PARALLEL_DIROPS (1 << 18)
300 #define FUSE_HANDLE_KILLPRIV (1 << 19)
301 #define FUSE_POSIX_ACL (1 << 20)
302 #define FUSE_ABORT_ERROR (1 << 21)
303 #define FUSE_MAX_PAGES (1 << 22)
304 #define FUSE_CACHE_SYMLINKS (1 << 23)
305 #define FUSE_NO_OPENDIR_SUPPORT (1 << 24)
306 #define FUSE_EXPLICIT_INVAL_DATA (1 << 25)
307 #define FUSE_MAP_ALIGNMENT (1 << 26)
308 #define FUSE_SUBMOUNTS (1 << 27)
309 #define FUSE_HANDLE_KILLPRIV_V2 (1 << 28)
310 #define FUSE_SETXATTR_EXT (1 << 29)
311 #define FUSE_INIT_EXT (1 << 30)
312 #define FUSE_INIT_RESERVED (1 << 31)
314 #define FUSE_SECURITY_CTX (1ULL << 32)
315 #define FUSE_HAS_INODE_DAX (1ULL << 33)
322 #define CUSE_UNRESTRICTED_IOCTL (1 << 0)
327 #define FUSE_RELEASE_FLUSH (1 << 0)
328 #define FUSE_RELEASE_FLOCK_UNLOCK (1 << 1)
333 #define FUSE_GETATTR_FH (1 << 0)
338 #define FUSE_LK_FLOCK (1 << 0)
347 #define FUSE_WRITE_CACHE (1 << 0)
348 #define FUSE_WRITE_LOCKOWNER (1 << 1)
349 #define FUSE_WRITE_KILL_PRIV (1 << 2)
354 #define FUSE_READ_LOCKOWNER (1 << 1)
368 #define FUSE_IOCTL_COMPAT (1 << 0)
369 #define FUSE_IOCTL_UNRESTRICTED (1 << 1)
370 #define FUSE_IOCTL_RETRY (1 << 2)
371 #define FUSE_IOCTL_32BIT (1 << 3)
372 #define FUSE_IOCTL_DIR (1 << 4)
373 #define FUSE_IOCTL_COMPAT_X32 (1 << 5)
375 #define FUSE_IOCTL_MAX_IOV 256
382 #define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0)
389 #define FUSE_FSYNC_FDATASYNC (1 << 0)
395 #define FUSE_EXPIRE_ONLY (1 << 0)
419 FUSE_REMOVEXATTR = 24,
424 FUSE_RELEASEDIR = 29,
436 FUSE_NOTIFY_REPLY = 41,
437 FUSE_BATCH_FORGET = 42,
439 FUSE_READDIRPLUS = 44,
442 FUSE_COPY_FILE_RANGE = 47,
448 enum fuse_notify_code {
449 FUSE_NOTIFY_POLL = 1,
450 FUSE_NOTIFY_INVAL_INODE = 2,
451 FUSE_NOTIFY_INVAL_ENTRY = 3,
452 FUSE_NOTIFY_STORE = 4,
453 FUSE_NOTIFY_RETRIEVE = 5,
454 FUSE_NOTIFY_DELETE = 6,
459 #define FUSE_MIN_READ_BUFFER 8192
461 #define FUSE_COMPAT_ENTRY_OUT_SIZE 120
463 struct fuse_entry_out {
467 uint64_t entry_valid;
469 uint32_t entry_valid_nsec;
470 uint32_t attr_valid_nsec;
471 struct fuse_attr attr;
474 struct fuse_forget_in {
478 struct fuse_forget_one {
483 struct fuse_batch_forget_in {
488 struct fuse_getattr_in {
489 uint32_t getattr_flags;
494 #define FUSE_COMPAT_ATTR_OUT_SIZE 96
496 struct fuse_attr_out {
498 uint32_t attr_valid_nsec;
500 struct fuse_attr attr;
503 #define FUSE_COMPAT_MKNOD_IN_SIZE 8
505 struct fuse_mknod_in {
512 struct fuse_mkdir_in {
517 struct fuse_rename_in {
521 struct fuse_rename2_in {
527 struct fuse_link_in {
531 struct fuse_setattr_in {
550 struct fuse_open_in {
555 struct fuse_create_in {
562 struct fuse_open_out {
568 struct fuse_release_in {
571 uint32_t release_flags;
575 struct fuse_flush_in {
582 struct fuse_read_in {
592 #define FUSE_COMPAT_WRITE_IN_SIZE 24
594 struct fuse_write_in {
598 uint32_t write_flags;
604 struct fuse_write_out {
609 #define FUSE_COMPAT_STATFS_SIZE 48
611 struct fuse_statfs_out {
612 struct fuse_kstatfs st;
615 struct fuse_fsync_in {
617 uint32_t fsync_flags;
621 struct fuse_setxattr_in {
626 struct fuse_getxattr_in {
631 struct fuse_getxattr_out {
639 struct fuse_file_lock lk;
645 struct fuse_file_lock lk;
648 struct fuse_access_in {
653 struct fuse_init_in {
656 uint32_t max_readahead;
662 #define FUSE_COMPAT_INIT_OUT_SIZE 8
663 #define FUSE_COMPAT_22_INIT_OUT_SIZE 24
665 struct fuse_init_out {
668 uint32_t max_readahead;
670 uint16_t max_background;
671 uint16_t congestion_threshold;
675 uint16_t map_alignment;
680 #define CUSE_INIT_INFO_MAX 4096
682 struct cuse_init_in {
689 struct cuse_init_out {
701 struct fuse_interrupt_in {
705 struct fuse_bmap_in {
711 struct fuse_bmap_out {
715 struct fuse_ioctl_in {
724 struct fuse_ioctl_iovec {
729 struct fuse_ioctl_out {
736 struct fuse_poll_in {
743 struct fuse_poll_out {
748 struct fuse_notify_poll_wakeup_out {
752 struct fuse_fallocate_in {
760 struct fuse_in_header {
771 struct fuse_out_header {
785 #define FUSE_NAME_OFFSET offsetof(struct fuse_dirent, name)
786 #define FUSE_DIRENT_ALIGN(x) \
787 (((x) + sizeof(uint64_t) - 1) & ~(sizeof(uint64_t) - 1))
788 #define FUSE_DIRENT_SIZE(d) \
789 FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen)
791 struct fuse_direntplus {
792 struct fuse_entry_out entry_out;
793 struct fuse_dirent dirent;
796 #define FUSE_NAME_OFFSET_DIRENTPLUS \
797 offsetof(struct fuse_direntplus, dirent.name)
798 #define FUSE_DIRENTPLUS_SIZE(d) \
799 FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET_DIRENTPLUS + (d)->dirent.namelen)
801 struct fuse_notify_inval_inode_out {
807 struct fuse_notify_inval_entry_out {
813 struct fuse_notify_delete_out {
820 struct fuse_notify_store_out {
827 struct fuse_notify_retrieve_out {
828 uint64_t notify_unique;
836 struct fuse_notify_retrieve_in {
846 #define FUSE_DEV_IOC_CLONE _IOR(229, 0, uint32_t)
848 struct fuse_lseek_in {
855 struct fuse_lseek_out {
859 struct fuse_copy_file_range_in {