1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _LINUX_FUSE_H 20 #define _LINUX_FUSE_H 21 #include <stdint.h> 22 #define FUSE_KERNEL_VERSION 7 23 #define FUSE_KERNEL_MINOR_VERSION 38 24 #define FUSE_ROOT_ID 1 25 struct fuse_attr { 26 uint64_t ino; 27 uint64_t size; 28 uint64_t blocks; 29 uint64_t atime; 30 uint64_t mtime; 31 uint64_t ctime; 32 uint32_t atimensec; 33 uint32_t mtimensec; 34 uint32_t ctimensec; 35 uint32_t mode; 36 uint32_t nlink; 37 uint32_t uid; 38 uint32_t gid; 39 uint32_t rdev; 40 uint32_t blksize; 41 uint32_t flags; 42 }; 43 struct fuse_kstatfs { 44 uint64_t blocks; 45 uint64_t bfree; 46 uint64_t bavail; 47 uint64_t files; 48 uint64_t ffree; 49 uint32_t bsize; 50 uint32_t namelen; 51 uint32_t frsize; 52 uint32_t padding; 53 uint32_t spare[6]; 54 }; 55 struct fuse_file_lock { 56 uint64_t start; 57 uint64_t end; 58 uint32_t type; 59 uint32_t pid; 60 }; 61 #define FATTR_MODE (1 << 0) 62 #define FATTR_UID (1 << 1) 63 #define FATTR_GID (1 << 2) 64 #define FATTR_SIZE (1 << 3) 65 #define FATTR_ATIME (1 << 4) 66 #define FATTR_MTIME (1 << 5) 67 #define FATTR_FH (1 << 6) 68 #define FATTR_ATIME_NOW (1 << 7) 69 #define FATTR_MTIME_NOW (1 << 8) 70 #define FATTR_LOCKOWNER (1 << 9) 71 #define FATTR_CTIME (1 << 10) 72 #define FATTR_KILL_SUIDGID (1 << 11) 73 #define FOPEN_DIRECT_IO (1 << 0) 74 #define FOPEN_KEEP_CACHE (1 << 1) 75 #define FOPEN_NONSEEKABLE (1 << 2) 76 #define FOPEN_CACHE_DIR (1 << 3) 77 #define FOPEN_STREAM (1 << 4) 78 #define FOPEN_NOFLUSH (1 << 5) 79 #define FOPEN_PARALLEL_DIRECT_WRITES (1 << 6) 80 #define FUSE_ASYNC_READ (1 << 0) 81 #define FUSE_POSIX_LOCKS (1 << 1) 82 #define FUSE_FILE_OPS (1 << 2) 83 #define FUSE_ATOMIC_O_TRUNC (1 << 3) 84 #define FUSE_EXPORT_SUPPORT (1 << 4) 85 #define FUSE_BIG_WRITES (1 << 5) 86 #define FUSE_DONT_MASK (1 << 6) 87 #define FUSE_SPLICE_WRITE (1 << 7) 88 #define FUSE_SPLICE_MOVE (1 << 8) 89 #define FUSE_SPLICE_READ (1 << 9) 90 #define FUSE_FLOCK_LOCKS (1 << 10) 91 #define FUSE_HAS_IOCTL_DIR (1 << 11) 92 #define FUSE_AUTO_INVAL_DATA (1 << 12) 93 #define FUSE_DO_READDIRPLUS (1 << 13) 94 #define FUSE_READDIRPLUS_AUTO (1 << 14) 95 #define FUSE_ASYNC_DIO (1 << 15) 96 #define FUSE_WRITEBACK_CACHE (1 << 16) 97 #define FUSE_NO_OPEN_SUPPORT (1 << 17) 98 #define FUSE_PARALLEL_DIROPS (1 << 18) 99 #define FUSE_HANDLE_KILLPRIV (1 << 19) 100 #define FUSE_POSIX_ACL (1 << 20) 101 #define FUSE_ABORT_ERROR (1 << 21) 102 #define FUSE_MAX_PAGES (1 << 22) 103 #define FUSE_CACHE_SYMLINKS (1 << 23) 104 #define FUSE_NO_OPENDIR_SUPPORT (1 << 24) 105 #define FUSE_EXPLICIT_INVAL_DATA (1 << 25) 106 #define FUSE_MAP_ALIGNMENT (1 << 26) 107 #define FUSE_SUBMOUNTS (1 << 27) 108 #define FUSE_HANDLE_KILLPRIV_V2 (1 << 28) 109 #define FUSE_SETXATTR_EXT (1 << 29) 110 #define FUSE_INIT_EXT (1 << 30) 111 #define FUSE_INIT_RESERVED (1 << 31) 112 #define FUSE_SECURITY_CTX (1ULL << 32) 113 #define FUSE_HAS_INODE_DAX (1ULL << 33) 114 #if FUSE_KERNEL_VERSION > 7 || FUSE_KERNEL_VERSION == 7 && FUSE_KERNEL_MINOR_VERSION >= 36 115 #define FUSE_PASSTHROUGH (1ULL << 63) 116 #else 117 #define FUSE_PASSTHROUGH (1 << 31) 118 #endif 119 #define CUSE_UNRESTRICTED_IOCTL (1 << 0) 120 #define FUSE_RELEASE_FLUSH (1 << 0) 121 #define FUSE_RELEASE_FLOCK_UNLOCK (1 << 1) 122 #define FUSE_GETATTR_FH (1 << 0) 123 #define FUSE_LK_FLOCK (1 << 0) 124 #define FUSE_WRITE_CACHE (1 << 0) 125 #define FUSE_WRITE_LOCKOWNER (1 << 1) 126 #define FUSE_WRITE_KILL_SUIDGID (1 << 2) 127 #define FUSE_WRITE_KILL_PRIV FUSE_WRITE_KILL_SUIDGID 128 #define FUSE_READ_LOCKOWNER (1 << 1) 129 #define FUSE_IOCTL_COMPAT (1 << 0) 130 #define FUSE_IOCTL_UNRESTRICTED (1 << 1) 131 #define FUSE_IOCTL_RETRY (1 << 2) 132 #define FUSE_IOCTL_32BIT (1 << 3) 133 #define FUSE_IOCTL_DIR (1 << 4) 134 #define FUSE_IOCTL_COMPAT_X32 (1 << 5) 135 #define FUSE_IOCTL_MAX_IOV 256 136 #define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0) 137 #define FUSE_FSYNC_FDATASYNC (1 << 0) 138 #define FUSE_ATTR_SUBMOUNT (1 << 0) 139 #define FUSE_ATTR_DAX (1 << 1) 140 #define FUSE_OPEN_KILL_SUIDGID (1 << 0) 141 #define FUSE_SETXATTR_ACL_KILL_SGID (1 << 0) 142 #define FUSE_EXPIRE_ONLY (1 << 0) 143 enum fuse_opcode { 144 FUSE_LOOKUP = 1, 145 FUSE_FORGET = 2, 146 FUSE_GETATTR = 3, 147 FUSE_SETATTR = 4, 148 FUSE_READLINK = 5, 149 FUSE_SYMLINK = 6, 150 FUSE_MKNOD = 8, 151 FUSE_MKDIR = 9, 152 FUSE_UNLINK = 10, 153 FUSE_RMDIR = 11, 154 FUSE_RENAME = 12, 155 FUSE_LINK = 13, 156 FUSE_OPEN = 14, 157 FUSE_READ = 15, 158 FUSE_WRITE = 16, 159 FUSE_STATFS = 17, 160 FUSE_RELEASE = 18, 161 FUSE_FSYNC = 20, 162 FUSE_SETXATTR = 21, 163 FUSE_GETXATTR = 22, 164 FUSE_LISTXATTR = 23, 165 FUSE_REMOVEXATTR = 24, 166 FUSE_FLUSH = 25, 167 FUSE_INIT = 26, 168 FUSE_OPENDIR = 27, 169 FUSE_READDIR = 28, 170 FUSE_RELEASEDIR = 29, 171 FUSE_FSYNCDIR = 30, 172 FUSE_GETLK = 31, 173 FUSE_SETLK = 32, 174 FUSE_SETLKW = 33, 175 FUSE_ACCESS = 34, 176 FUSE_CREATE = 35, 177 FUSE_INTERRUPT = 36, 178 FUSE_BMAP = 37, 179 FUSE_DESTROY = 38, 180 FUSE_IOCTL = 39, 181 FUSE_POLL = 40, 182 FUSE_NOTIFY_REPLY = 41, 183 FUSE_BATCH_FORGET = 42, 184 FUSE_FALLOCATE = 43, 185 FUSE_READDIRPLUS = 44, 186 FUSE_RENAME2 = 45, 187 FUSE_LSEEK = 46, 188 FUSE_COPY_FILE_RANGE = 47, 189 FUSE_SETUPMAPPING = 48, 190 FUSE_REMOVEMAPPING = 49, 191 FUSE_SYNCFS = 50, 192 FUSE_TMPFILE = 51, 193 FUSE_CANONICAL_PATH = 2016, 194 CUSE_INIT = 4096, 195 CUSE_INIT_BSWAP_RESERVED = 1048576, 196 FUSE_INIT_BSWAP_RESERVED = 436207616, 197 }; 198 enum fuse_notify_code { 199 FUSE_NOTIFY_POLL = 1, 200 FUSE_NOTIFY_INVAL_INODE = 2, 201 FUSE_NOTIFY_INVAL_ENTRY = 3, 202 FUSE_NOTIFY_STORE = 4, 203 FUSE_NOTIFY_RETRIEVE = 5, 204 FUSE_NOTIFY_DELETE = 6, 205 FUSE_NOTIFY_CODE_MAX, 206 }; 207 #define FUSE_MIN_READ_BUFFER 8192 208 #define FUSE_COMPAT_ENTRY_OUT_SIZE 120 209 struct fuse_entry_out { 210 uint64_t nodeid; 211 uint64_t generation; 212 uint64_t entry_valid; 213 uint64_t attr_valid; 214 uint32_t entry_valid_nsec; 215 uint32_t attr_valid_nsec; 216 struct fuse_attr attr; 217 }; 218 struct fuse_forget_in { 219 uint64_t nlookup; 220 }; 221 struct fuse_forget_one { 222 uint64_t nodeid; 223 uint64_t nlookup; 224 }; 225 struct fuse_batch_forget_in { 226 uint32_t count; 227 uint32_t dummy; 228 }; 229 struct fuse_getattr_in { 230 uint32_t getattr_flags; 231 uint32_t dummy; 232 uint64_t fh; 233 }; 234 #define FUSE_COMPAT_ATTR_OUT_SIZE 96 235 struct fuse_attr_out { 236 uint64_t attr_valid; 237 uint32_t attr_valid_nsec; 238 uint32_t dummy; 239 struct fuse_attr attr; 240 }; 241 #define FUSE_COMPAT_MKNOD_IN_SIZE 8 242 struct fuse_mknod_in { 243 uint32_t mode; 244 uint32_t rdev; 245 uint32_t umask; 246 uint32_t padding; 247 }; 248 struct fuse_mkdir_in { 249 uint32_t mode; 250 uint32_t umask; 251 }; 252 struct fuse_rename_in { 253 uint64_t newdir; 254 }; 255 struct fuse_rename2_in { 256 uint64_t newdir; 257 uint32_t flags; 258 uint32_t padding; 259 }; 260 struct fuse_link_in { 261 uint64_t oldnodeid; 262 }; 263 struct fuse_setattr_in { 264 uint32_t valid; 265 uint32_t padding; 266 uint64_t fh; 267 uint64_t size; 268 uint64_t lock_owner; 269 uint64_t atime; 270 uint64_t mtime; 271 uint64_t ctime; 272 uint32_t atimensec; 273 uint32_t mtimensec; 274 uint32_t ctimensec; 275 uint32_t mode; 276 uint32_t unused4; 277 uint32_t uid; 278 uint32_t gid; 279 uint32_t unused5; 280 }; 281 struct fuse_open_in { 282 uint32_t flags; 283 uint32_t open_flags; 284 }; 285 struct fuse_create_in { 286 uint32_t flags; 287 uint32_t mode; 288 uint32_t umask; 289 uint32_t open_flags; 290 }; 291 struct fuse_open_out { 292 uint64_t fh; 293 uint32_t open_flags; 294 uint32_t passthrough_fh; 295 }; 296 struct fuse_release_in { 297 uint64_t fh; 298 uint32_t flags; 299 uint32_t release_flags; 300 uint64_t lock_owner; 301 }; 302 struct fuse_flush_in { 303 uint64_t fh; 304 uint32_t unused; 305 uint32_t padding; 306 uint64_t lock_owner; 307 }; 308 struct fuse_read_in { 309 uint64_t fh; 310 uint64_t offset; 311 uint32_t size; 312 uint32_t read_flags; 313 uint64_t lock_owner; 314 uint32_t flags; 315 uint32_t padding; 316 }; 317 #define FUSE_COMPAT_WRITE_IN_SIZE 24 318 struct fuse_write_in { 319 uint64_t fh; 320 uint64_t offset; 321 uint32_t size; 322 uint32_t write_flags; 323 uint64_t lock_owner; 324 uint32_t flags; 325 uint32_t padding; 326 }; 327 struct fuse_write_out { 328 uint32_t size; 329 uint32_t padding; 330 }; 331 #define FUSE_COMPAT_STATFS_SIZE 48 332 struct fuse_statfs_out { 333 struct fuse_kstatfs st; 334 }; 335 struct fuse_fsync_in { 336 uint64_t fh; 337 uint32_t fsync_flags; 338 uint32_t padding; 339 }; 340 #define FUSE_COMPAT_SETXATTR_IN_SIZE 8 341 struct fuse_setxattr_in { 342 uint32_t size; 343 uint32_t flags; 344 uint32_t setxattr_flags; 345 uint32_t padding; 346 }; 347 struct fuse_getxattr_in { 348 uint32_t size; 349 uint32_t padding; 350 }; 351 struct fuse_getxattr_out { 352 uint32_t size; 353 uint32_t padding; 354 }; 355 struct fuse_lk_in { 356 uint64_t fh; 357 uint64_t owner; 358 struct fuse_file_lock lk; 359 uint32_t lk_flags; 360 uint32_t padding; 361 }; 362 struct fuse_lk_out { 363 struct fuse_file_lock lk; 364 }; 365 struct fuse_access_in { 366 uint32_t mask; 367 uint32_t padding; 368 }; 369 struct fuse_init_in { 370 uint32_t major; 371 uint32_t minor; 372 uint32_t max_readahead; 373 uint32_t flags; 374 uint32_t flags2; 375 uint32_t unused[11]; 376 }; 377 #define FUSE_COMPAT_INIT_OUT_SIZE 8 378 #define FUSE_COMPAT_22_INIT_OUT_SIZE 24 379 struct fuse_init_out { 380 uint32_t major; 381 uint32_t minor; 382 uint32_t max_readahead; 383 uint32_t flags; 384 uint16_t max_background; 385 uint16_t congestion_threshold; 386 uint32_t max_write; 387 uint32_t time_gran; 388 uint16_t max_pages; 389 uint16_t map_alignment; 390 uint32_t flags2; 391 uint32_t unused[7]; 392 }; 393 #define CUSE_INIT_INFO_MAX 4096 394 struct cuse_init_in { 395 uint32_t major; 396 uint32_t minor; 397 uint32_t unused; 398 uint32_t flags; 399 }; 400 struct cuse_init_out { 401 uint32_t major; 402 uint32_t minor; 403 uint32_t unused; 404 uint32_t flags; 405 uint32_t max_read; 406 uint32_t max_write; 407 uint32_t dev_major; 408 uint32_t dev_minor; 409 uint32_t spare[10]; 410 }; 411 struct fuse_interrupt_in { 412 uint64_t unique; 413 }; 414 struct fuse_bmap_in { 415 uint64_t block; 416 uint32_t blocksize; 417 uint32_t padding; 418 }; 419 struct fuse_bmap_out { 420 uint64_t block; 421 }; 422 struct fuse_ioctl_in { 423 uint64_t fh; 424 uint32_t flags; 425 uint32_t cmd; 426 uint64_t arg; 427 uint32_t in_size; 428 uint32_t out_size; 429 }; 430 struct fuse_ioctl_iovec { 431 uint64_t base; 432 uint64_t len; 433 }; 434 struct fuse_ioctl_out { 435 int32_t result; 436 uint32_t flags; 437 uint32_t in_iovs; 438 uint32_t out_iovs; 439 }; 440 struct fuse_poll_in { 441 uint64_t fh; 442 uint64_t kh; 443 uint32_t flags; 444 uint32_t events; 445 }; 446 struct fuse_poll_out { 447 uint32_t revents; 448 uint32_t padding; 449 }; 450 struct fuse_notify_poll_wakeup_out { 451 uint64_t kh; 452 }; 453 struct fuse_fallocate_in { 454 uint64_t fh; 455 uint64_t offset; 456 uint64_t length; 457 uint32_t mode; 458 uint32_t padding; 459 }; 460 struct fuse_in_header { 461 uint32_t len; 462 uint32_t opcode; 463 uint64_t unique; 464 uint64_t nodeid; 465 uint32_t uid; 466 uint32_t gid; 467 uint32_t pid; 468 uint32_t padding; 469 }; 470 struct fuse_out_header { 471 uint32_t len; 472 int32_t error; 473 uint64_t unique; 474 }; 475 struct fuse_dirent { 476 uint64_t ino; 477 uint64_t off; 478 uint32_t namelen; 479 uint32_t type; 480 char name[]; 481 }; 482 #define FUSE_REC_ALIGN(x) (((x) + sizeof(uint64_t) - 1) & ~(sizeof(uint64_t) - 1)) 483 #define FUSE_NAME_OFFSET offsetof(struct fuse_dirent, name) 484 #define FUSE_DIRENT_ALIGN(x) FUSE_REC_ALIGN(x) 485 #define FUSE_DIRENT_SIZE(d) FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen) 486 struct fuse_direntplus { 487 struct fuse_entry_out entry_out; 488 struct fuse_dirent dirent; 489 }; 490 #define FUSE_NAME_OFFSET_DIRENTPLUS offsetof(struct fuse_direntplus, dirent.name) 491 #define FUSE_DIRENTPLUS_SIZE(d) FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET_DIRENTPLUS + (d)->dirent.namelen) 492 struct fuse_notify_inval_inode_out { 493 uint64_t ino; 494 int64_t off; 495 int64_t len; 496 }; 497 struct fuse_notify_inval_entry_out { 498 uint64_t parent; 499 uint32_t namelen; 500 uint32_t flags; 501 }; 502 struct fuse_notify_delete_out { 503 uint64_t parent; 504 uint64_t child; 505 uint32_t namelen; 506 uint32_t padding; 507 }; 508 struct fuse_notify_store_out { 509 uint64_t nodeid; 510 uint64_t offset; 511 uint32_t size; 512 uint32_t padding; 513 }; 514 struct fuse_notify_retrieve_out { 515 uint64_t notify_unique; 516 uint64_t nodeid; 517 uint64_t offset; 518 uint32_t size; 519 uint32_t padding; 520 }; 521 struct fuse_notify_retrieve_in { 522 uint64_t dummy1; 523 uint64_t offset; 524 uint32_t size; 525 uint32_t dummy2; 526 uint64_t dummy3; 527 uint64_t dummy4; 528 }; 529 #define FUSE_DEV_IOC_MAGIC 229 530 #define FUSE_DEV_IOC_CLONE _IOR(FUSE_DEV_IOC_MAGIC, 0, uint32_t) 531 #define FUSE_DEV_IOC_PASSTHROUGH_OPEN _IOW(FUSE_DEV_IOC_MAGIC, 126, uint32_t) 532 struct fuse_lseek_in { 533 uint64_t fh; 534 uint64_t offset; 535 uint32_t whence; 536 uint32_t padding; 537 }; 538 struct fuse_lseek_out { 539 uint64_t offset; 540 }; 541 struct fuse_copy_file_range_in { 542 uint64_t fh_in; 543 uint64_t off_in; 544 uint64_t nodeid_out; 545 uint64_t fh_out; 546 uint64_t off_out; 547 uint64_t len; 548 uint64_t flags; 549 }; 550 #define FUSE_SETUPMAPPING_FLAG_WRITE (1ull << 0) 551 #define FUSE_SETUPMAPPING_FLAG_READ (1ull << 1) 552 struct fuse_setupmapping_in { 553 uint64_t fh; 554 uint64_t foffset; 555 uint64_t len; 556 uint64_t flags; 557 uint64_t moffset; 558 }; 559 struct fuse_removemapping_in { 560 uint32_t count; 561 }; 562 struct fuse_removemapping_one { 563 uint64_t moffset; 564 uint64_t len; 565 }; 566 #define FUSE_REMOVEMAPPING_MAX_ENTRY (PAGE_SIZE / sizeof(struct fuse_removemapping_one)) 567 struct fuse_syncfs_in { 568 uint64_t padding; 569 }; 570 struct fuse_secctx { 571 uint32_t size; 572 uint32_t padding; 573 }; 574 struct fuse_secctx_header { 575 uint32_t size; 576 uint32_t nr_secctx; 577 }; 578 #endif 579