205 #ifndef _LINUX_FUSE_H
206 #define _LINUX_FUSE_H
209 #include <linux/types.h>
235 #define FUSE_KERNEL_VERSION 7
238 #define FUSE_KERNEL_MINOR_VERSION 38
241 #define FUSE_ROOT_ID 1
265 struct fuse_kstatfs {
278 struct fuse_file_lock {
288 #define FATTR_MODE (1 << 0)
289 #define FATTR_UID (1 << 1)
290 #define FATTR_GID (1 << 2)
291 #define FATTR_SIZE (1 << 3)
292 #define FATTR_ATIME (1 << 4)
293 #define FATTR_MTIME (1 << 5)
294 #define FATTR_FH (1 << 6)
295 #define FATTR_ATIME_NOW (1 << 7)
296 #define FATTR_MTIME_NOW (1 << 8)
297 #define FATTR_LOCKOWNER (1 << 9)
298 #define FATTR_CTIME (1 << 10)
299 #define FATTR_KILL_SUIDGID (1 << 11)
311 #define FOPEN_DIRECT_IO (1 << 0)
312 #define FOPEN_KEEP_CACHE (1 << 1)
313 #define FOPEN_NONSEEKABLE (1 << 2)
314 #define FOPEN_CACHE_DIR (1 << 3)
315 #define FOPEN_STREAM (1 << 4)
316 #define FOPEN_NOFLUSH (1 << 5)
363 #define FUSE_ASYNC_READ (1 << 0)
364 #define FUSE_POSIX_LOCKS (1 << 1)
365 #define FUSE_FILE_OPS (1 << 2)
366 #define FUSE_ATOMIC_O_TRUNC (1 << 3)
367 #define FUSE_EXPORT_SUPPORT (1 << 4)
368 #define FUSE_BIG_WRITES (1 << 5)
369 #define FUSE_DONT_MASK (1 << 6)
370 #define FUSE_SPLICE_WRITE (1 << 7)
371 #define FUSE_SPLICE_MOVE (1 << 8)
372 #define FUSE_SPLICE_READ (1 << 9)
373 #define FUSE_FLOCK_LOCKS (1 << 10)
374 #define FUSE_HAS_IOCTL_DIR (1 << 11)
375 #define FUSE_AUTO_INVAL_DATA (1 << 12)
376 #define FUSE_DO_READDIRPLUS (1 << 13)
377 #define FUSE_READDIRPLUS_AUTO (1 << 14)
378 #define FUSE_ASYNC_DIO (1 << 15)
379 #define FUSE_WRITEBACK_CACHE (1 << 16)
380 #define FUSE_NO_OPEN_SUPPORT (1 << 17)
381 #define FUSE_PARALLEL_DIROPS (1 << 18)
382 #define FUSE_HANDLE_KILLPRIV (1 << 19)
383 #define FUSE_POSIX_ACL (1 << 20)
384 #define FUSE_ABORT_ERROR (1 << 21)
385 #define FUSE_MAX_PAGES (1 << 22)
386 #define FUSE_CACHE_SYMLINKS (1 << 23)
387 #define FUSE_NO_OPENDIR_SUPPORT (1 << 24)
388 #define FUSE_EXPLICIT_INVAL_DATA (1 << 25)
389 #define FUSE_MAP_ALIGNMENT (1 << 26)
390 #define FUSE_SUBMOUNTS (1 << 27)
391 #define FUSE_HANDLE_KILLPRIV_V2 (1 << 28)
392 #define FUSE_SETXATTR_EXT (1 << 29)
393 #define FUSE_INIT_EXT (1 << 30)
394 #define FUSE_INIT_RESERVED (1 << 31)
396 #define FUSE_SECURITY_CTX (1ULL << 32)
397 #define FUSE_HAS_INODE_DAX (1ULL << 33)
404 #define CUSE_UNRESTRICTED_IOCTL (1 << 0)
409 #define FUSE_RELEASE_FLUSH (1 << 0)
410 #define FUSE_RELEASE_FLOCK_UNLOCK (1 << 1)
415 #define FUSE_GETATTR_FH (1 << 0)
420 #define FUSE_LK_FLOCK (1 << 0)
429 #define FUSE_WRITE_CACHE (1 << 0)
430 #define FUSE_WRITE_LOCKOWNER (1 << 1)
431 #define FUSE_WRITE_KILL_SUIDGID (1 << 2)
434 #define FUSE_WRITE_KILL_PRIV FUSE_WRITE_KILL_SUIDGID
439 #define FUSE_READ_LOCKOWNER (1 << 1)
453 #define FUSE_IOCTL_COMPAT (1 << 0)
454 #define FUSE_IOCTL_UNRESTRICTED (1 << 1)
455 #define FUSE_IOCTL_RETRY (1 << 2)
456 #define FUSE_IOCTL_32BIT (1 << 3)
457 #define FUSE_IOCTL_DIR (1 << 4)
458 #define FUSE_IOCTL_COMPAT_X32 (1 << 5)
460 #define FUSE_IOCTL_MAX_IOV 256
467 #define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0)
474 #define FUSE_FSYNC_FDATASYNC (1 << 0)
482 #define FUSE_ATTR_SUBMOUNT (1 << 0)
483 #define FUSE_ATTR_DAX (1 << 1)
489 #define FUSE_OPEN_KILL_SUIDGID (1 << 0)
495 #define FUSE_SETXATTR_ACL_KILL_SGID (1 << 0)
501 #define FUSE_EXPIRE_ONLY (1 << 0)
525 FUSE_REMOVEXATTR = 24,
530 FUSE_RELEASEDIR = 29,
542 FUSE_NOTIFY_REPLY = 41,
543 FUSE_BATCH_FORGET = 42,
545 FUSE_READDIRPLUS = 44,
548 FUSE_COPY_FILE_RANGE = 47,
549 FUSE_SETUPMAPPING = 48,
550 FUSE_REMOVEMAPPING = 49,
558 CUSE_INIT_BSWAP_RESERVED = 1048576,
559 FUSE_INIT_BSWAP_RESERVED = 436207616,
562 enum fuse_notify_code {
563 FUSE_NOTIFY_POLL = 1,
564 FUSE_NOTIFY_INVAL_INODE = 2,
565 FUSE_NOTIFY_INVAL_ENTRY = 3,
566 FUSE_NOTIFY_STORE = 4,
567 FUSE_NOTIFY_RETRIEVE = 5,
568 FUSE_NOTIFY_DELETE = 6,
569 FUSE_NOTIFY_CODE_MAX,
573 #define FUSE_MIN_READ_BUFFER 8192
575 #define FUSE_COMPAT_ENTRY_OUT_SIZE 120
577 struct fuse_entry_out {
581 uint64_t entry_valid;
583 uint32_t entry_valid_nsec;
584 uint32_t attr_valid_nsec;
585 struct fuse_attr attr;
588 struct fuse_forget_in {
592 struct fuse_forget_one {
597 struct fuse_batch_forget_in {
602 struct fuse_getattr_in {
603 uint32_t getattr_flags;
608 #define FUSE_COMPAT_ATTR_OUT_SIZE 96
610 struct fuse_attr_out {
612 uint32_t attr_valid_nsec;
614 struct fuse_attr attr;
617 #define FUSE_COMPAT_MKNOD_IN_SIZE 8
619 struct fuse_mknod_in {
626 struct fuse_mkdir_in {
631 struct fuse_rename_in {
635 struct fuse_rename2_in {
641 struct fuse_link_in {
645 struct fuse_setattr_in {
664 struct fuse_open_in {
669 struct fuse_create_in {
676 struct fuse_open_out {
682 struct fuse_release_in {
685 uint32_t release_flags;
689 struct fuse_flush_in {
696 struct fuse_read_in {
706 #define FUSE_COMPAT_WRITE_IN_SIZE 24
708 struct fuse_write_in {
712 uint32_t write_flags;
718 struct fuse_write_out {
723 #define FUSE_COMPAT_STATFS_SIZE 48
725 struct fuse_statfs_out {
726 struct fuse_kstatfs st;
729 struct fuse_fsync_in {
731 uint32_t fsync_flags;
735 #define FUSE_COMPAT_SETXATTR_IN_SIZE 8
737 struct fuse_setxattr_in {
740 uint32_t setxattr_flags;
744 struct fuse_getxattr_in {
749 struct fuse_getxattr_out {
757 struct fuse_file_lock lk;
763 struct fuse_file_lock lk;
766 struct fuse_access_in {
771 struct fuse_init_in {
774 uint32_t max_readahead;
780 #define FUSE_COMPAT_INIT_OUT_SIZE 8
781 #define FUSE_COMPAT_22_INIT_OUT_SIZE 24
783 struct fuse_init_out {
786 uint32_t max_readahead;
788 uint16_t max_background;
789 uint16_t congestion_threshold;
793 uint16_t map_alignment;
798 #define CUSE_INIT_INFO_MAX 4096
800 struct cuse_init_in {
807 struct cuse_init_out {
819 struct fuse_interrupt_in {
823 struct fuse_bmap_in {
829 struct fuse_bmap_out {
833 struct fuse_ioctl_in {
842 struct fuse_ioctl_iovec {
847 struct fuse_ioctl_out {
854 struct fuse_poll_in {
861 struct fuse_poll_out {
866 struct fuse_notify_poll_wakeup_out {
870 struct fuse_fallocate_in {
878 struct fuse_in_header {
889 struct fuse_out_header {
904 #define FUSE_REC_ALIGN(x) \
905 (((x) + sizeof(uint64_t) - 1) & ~(sizeof(uint64_t) - 1))
907 #define FUSE_NAME_OFFSET offsetof(struct fuse_dirent, name)
908 #define FUSE_DIRENT_ALIGN(x) FUSE_REC_ALIGN(x)
909 #define FUSE_DIRENT_SIZE(d) \
910 FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen)
912 struct fuse_direntplus {
913 struct fuse_entry_out entry_out;
914 struct fuse_dirent dirent;
917 #define FUSE_NAME_OFFSET_DIRENTPLUS \
918 offsetof(struct fuse_direntplus, dirent.name)
919 #define FUSE_DIRENTPLUS_SIZE(d) \
920 FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET_DIRENTPLUS + (d)->dirent.namelen)
922 struct fuse_notify_inval_inode_out {
928 struct fuse_notify_inval_entry_out {
934 struct fuse_notify_delete_out {
941 struct fuse_notify_store_out {
948 struct fuse_notify_retrieve_out {
949 uint64_t notify_unique;
957 struct fuse_notify_retrieve_in {
967 #define FUSE_DEV_IOC_MAGIC 229
968 #define FUSE_DEV_IOC_CLONE _IOR(FUSE_DEV_IOC_MAGIC, 0, uint32_t)
970 struct fuse_lseek_in {
977 struct fuse_lseek_out {
981 struct fuse_copy_file_range_in {
991 #define FUSE_SETUPMAPPING_FLAG_WRITE (1ull << 0)
992 #define FUSE_SETUPMAPPING_FLAG_READ (1ull << 1)
993 struct fuse_setupmapping_in {
1006 struct fuse_removemapping_in {
1011 struct fuse_removemapping_one {
1018 #define FUSE_REMOVEMAPPING_MAX_ENTRY \
1019 (PAGE_SIZE / sizeof(struct fuse_removemapping_one))
1021 struct fuse_syncfs_in {
1031 struct fuse_secctx {
1042 struct fuse_secctx_header {