examples/VFS/skel_opaque.c

   1 /*
   2  * Skeleton VFS module.  Implements dummy versions of all VFS
   3  * functions.
   4  *
   5  * Copyright (C) Tim Potter, 1999-2000
   6  * Copyright (C) Alexander Bokovoy, 2002
   7  * Copyright (C) Stefan (metze) Metzmacher, 2003
   8  * Copyright (C) Jeremy Allison 2009
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 3 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  22  */
  23
  24
  25 #include "includes.h"
  26 #include "smbd/proto.h"
  27
  28 /* PLEASE,PLEASE READ THE VFS MODULES CHAPTER OF THE
  29    SAMBA DEVELOPERS GUIDE!!!!!!
  30  */
  31
  32 /* If you take this file as template for your module
  33  * you must re-implement every function.
  34  */
  35
  36 static int skel_connect(vfs_handle_struct *handle,  const char *service, const char *user)
  37 {
  38         errno = ENOSYS;
  39         return -1;
  40 }
  41
  42 static void skel_disconnect(vfs_handle_struct *handle)
  43 {
  44         ;
  45 }
  46
  47 static uint64_t skel_disk_free(vfs_handle_struct *handle,  const char *path,
  48         bool small_query, uint64_t *bsize,
  49         uint64_t *dfree, uint64_t *dsize)
  50 {
  51         *bsize = 0;
  52         *dfree = 0;
  53         *dsize = 0;
  54         return 0;
  55 }
  56
  57 static int skel_get_quota(vfs_handle_struct *handle,  enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
  58 {
  59         errno = ENOSYS;
  60         return -1;
  61 }
  62
  63 static int skel_set_quota(vfs_handle_struct *handle,  enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
  64 {
  65         errno = ENOSYS;
  66         return -1;
  67 }
  68
  69 static int skel_get_shadow_copy_data(vfs_handle_struct *handle, files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels)
  70 {
  71         errno = ENOSYS;
  72         return -1;
  73 }
  74
  75 static int skel_statvfs(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf)
  76 {
  77         errno = ENOSYS;
  78         return -1;
  79 }
  80
  81 static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res)
  82 {
  83         return 0;
  84 }
  85
  86 static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
  87                                        struct dfs_GetDFSReferral *r)
  88 {
  89         return NT_STATUS_NOT_IMPLEMENTED;
  90 }
  91
  92 static SMB_STRUCT_DIR *skel_opendir(vfs_handle_struct *handle,  const char *fname, const char *mask, uint32 attr)
  93 {
  94         return NULL;
  95 }
  96
  97 static SMB_STRUCT_DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attr)
  98 {
  99         return NULL;
 100 }
 101
 102 static SMB_STRUCT_DIRENT *skel_readdir(vfs_handle_struct *handle,
 103                                        SMB_STRUCT_DIR *dirp,
 104                                        SMB_STRUCT_STAT *sbuf)
 105 {
 106         return NULL;
 107 }
 108
 109 static void skel_seekdir(vfs_handle_struct *handle,  SMB_STRUCT_DIR *dirp, long offset)
 110 {
 111         ;
 112 }
 113
 114 static long skel_telldir(vfs_handle_struct *handle,  SMB_STRUCT_DIR *dirp)
 115 {
 116         return (long)-1;
 117 }
 118
 119 static void skel_rewind_dir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
 120 {
 121         ;
 122 }
 123
 124 static int skel_mkdir(vfs_handle_struct *handle,  const char *path, mode_t mode)
 125 {
 126         errno = ENOSYS;
 127         return -1;
 128 }
 129
 130 static int skel_rmdir(vfs_handle_struct *handle,  const char *path)
 131 {
 132         errno = ENOSYS;
 133         return -1;
 134 }
 135
 136 static int skel_closedir(vfs_handle_struct *handle,  SMB_STRUCT_DIR *dir)
 137 {
 138         errno = ENOSYS;
 139         return -1;
 140 }
 141
 142 static void skel_init_search_op(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
 143 {
 144         ;
 145 }
 146
 147 static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
 148                      files_struct *fsp, int flags, mode_t mode)
 149 {
 150         errno = ENOSYS;
 151         return -1;
 152 }
 153
 154 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
 155                                 struct smb_request *req,
 156                                 uint16_t root_dir_fid,
 157                                 struct smb_filename *smb_fname,
 158                                 uint32_t access_mask,
 159                                 uint32_t share_access,
 160                                 uint32_t create_disposition,
 161                                 uint32_t create_options,
 162                                 uint32_t file_attributes,
 163                                 uint32_t oplock_request,
 164                                 uint64_t allocation_size,
 165                                 uint32_t private_flags,
 166                                 struct security_descriptor *sd,
 167                                 struct ea_list *ea_list,
 168                                 files_struct **result,
 169                                 int *pinfo)
 170 {
 171         return NT_STATUS_NOT_IMPLEMENTED;
 172 }
 173
 174 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 175 {
 176         errno = ENOSYS;
 177         return -1;
 178 }
 179
 180 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n)
 181 {
 182         errno = ENOSYS;
 183         return -1;
 184 }
 185
 186 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n, SMB_OFF_T offset)
 187 {
 188         errno = ENOSYS;
 189         return -1;
 190 }
 191
 192 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n)
 193 {
 194         errno = ENOSYS;
 195         return -1;
 196 }
 197
 198 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n, SMB_OFF_T offset)
 199 {
 200         errno = ENOSYS;
 201         return -1;
 202 }
 203
 204 static SMB_OFF_T skel_lseek(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T offset, int whence)
 205 {
 206         errno = ENOSYS;
 207         return (SMB_OFF_T)-1;
 208 }
 209
 210 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *hdr, SMB_OFF_T offset, size_t n)
 211 {
 212         errno = ENOSYS;
 213         return -1;
 214 }
 215
 216 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd, files_struct *tofsp, SMB_OFF_T offset, size_t n)
 217 {
 218         errno = ENOSYS;
 219         return -1;
 220 }
 221
 222 static int skel_rename(vfs_handle_struct *handle,
 223                        const struct smb_filename *smb_fname_src,
 224                        const struct smb_filename *smb_fname_dst)
 225 {
 226         errno = ENOSYS;
 227         return -1;
 228 }
 229
 230 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
 231 {
 232         errno = ENOSYS;
 233         return -1;
 234 }
 235
 236 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 237 {
 238         errno = ENOSYS;
 239         return -1;
 240 }
 241
 242 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp, SMB_STRUCT_STAT *sbuf)
 243 {
 244         errno = ENOSYS;
 245         return -1;
 246 }
 247
 248 static int skel_lstat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 249 {
 250         errno = ENOSYS;
 251         return -1;
 252 }
 253
 254 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf)
 255 {
 256         errno = ENOSYS;
 257         return -1;
 258 }
 259
 260 static int skel_unlink(vfs_handle_struct *handle,
 261                        const struct smb_filename *smb_fname)
 262 {
 263         errno = ENOSYS;
 264         return -1;
 265 }
 266
 267 static int skel_chmod(vfs_handle_struct *handle,  const char *path, mode_t mode)
 268 {
 269         errno = ENOSYS;
 270         return -1;
 271 }
 272
 273 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
 274 {
 275         errno = ENOSYS;
 276         return -1;
 277 }
 278
 279 static int skel_chown(vfs_handle_struct *handle,  const char *path, uid_t uid, gid_t gid)
 280 {
 281         errno = ENOSYS;
 282         return -1;
 283 }
 284
 285 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp, uid_t uid, gid_t gid)
 286 {
 287         errno = ENOSYS;
 288         return -1;
 289 }
 290
 291 static int skel_lchown(vfs_handle_struct *handle,  const char *path, uid_t uid, gid_t gid)
 292 {
 293         errno = ENOSYS;
 294         return -1;
 295 }
 296
 297 static int skel_chdir(vfs_handle_struct *handle,  const char *path)
 298 {
 299         errno = ENOSYS;
 300         return -1;
 301 }
 302
 303 static char *skel_getwd(vfs_handle_struct *handle)
 304 {
 305         errno = ENOSYS;
 306         return NULL;
 307 }
 308
 309 static int skel_ntimes(vfs_handle_struct *handle,
 310                        const struct smb_filename *smb_fname,
 311                        struct smb_file_time *ft)
 312 {
 313         errno = ENOSYS;
 314         return -1;
 315 }
 316
 317 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T offset)
 318 {
 319         errno = ENOSYS;
 320         return -1;
 321 }
 322
 323 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 324                         enum vfs_fallocate_mode mode,
 325                         SMB_OFF_T offset, SMB_OFF_T len)
 326 {
 327         errno = ENOSYS;
 328         return -1;
 329 }
 330
 331 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op, SMB_OFF_T offset, SMB_OFF_T count, int type)
 332 {
 333         errno = ENOSYS;
 334         return false;
 335 }
 336
 337 static int skel_kernel_flock(struct vfs_handle_struct *handle, struct files_struct *fsp, uint32 share_mode, uint32 access_mask)
 338 {
 339         errno = ENOSYS;
 340         return -1;
 341 }
 342
 343 static int skel_linux_setlease(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype)
 344 {
 345         errno = ENOSYS;
 346         return -1;
 347 }
 348
 349 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T *poffset, SMB_OFF_T *pcount, int *ptype, pid_t *ppid)
 350 {
 351         errno = ENOSYS;
 352         return false;
 353 }
 354
 355 static int skel_symlink(vfs_handle_struct *handle,  const char *oldpath, const char *newpath)
 356 {
 357         errno = ENOSYS;
 358         return -1;
 359 }
 360
 361 static int skel_vfs_readlink(vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz)
 362 {
 363         errno = ENOSYS;
 364         return -1;
 365 }
 366
 367 static int skel_link(vfs_handle_struct *handle,  const char *oldpath, const char *newpath)
 368 {
 369         errno = ENOSYS;
 370         return -1;
 371 }
 372
 373 static int skel_mknod(vfs_handle_struct *handle,  const char *path, mode_t mode, SMB_DEV_T dev)
 374 {
 375         errno = ENOSYS;
 376         return -1;
 377 }
 378
 379 static char *skel_realpath(vfs_handle_struct *handle,  const char *path)
 380 {
 381         errno = ENOSYS;
 382         return NULL;
 383 }
 384
 385 static NTSTATUS skel_notify_watch(struct vfs_handle_struct *handle,
 386             struct sys_notify_context *ctx, struct notify_entry *e,
 387             void (*callback)(struct sys_notify_context *ctx, void *private_data, struct notify_event *ev),
 388             void *private_data, void *handle_p)
 389 {
 390         return NT_STATUS_NOT_IMPLEMENTED;
 391 }
 392
 393 static int skel_chflags(vfs_handle_struct *handle,  const char *path, uint flags)
 394 {
 395         errno = ENOSYS;
 396         return -1;
 397 }
 398
 399 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 400                                           const SMB_STRUCT_STAT *sbuf)
 401 {
 402         struct file_id id;
 403         ZERO_STRUCT(id);
 404         errno = ENOSYS;
 405         return id;
 406 }
 407
 408 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 409                                 struct files_struct *fsp,
 410                                 const char *fname,
 411                                 TALLOC_CTX *mem_ctx,
 412                                 unsigned int *num_streams,
 413                                 struct stream_struct **streams)
 414 {
 415         return NT_STATUS_NOT_IMPLEMENTED;
 416 }
 417
 418 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 419                                 const char *path,
 420                                 const char *name,
 421                                 TALLOC_CTX *mem_ctx,
 422                                 char **found_name)
 423 {
 424         errno = ENOSYS;
 425         return -1;
 426 }
 427
 428 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 429                                 const char *filename)
 430 {
 431         errno = ENOSYS;
 432         return NULL;
 433 }
 434
 435 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 436                                 struct byte_range_lock *br_lck,
 437                                 struct lock_struct *plock,
 438                                 bool blocking_lock,
 439                                 struct blocking_lock_record *blr)
 440 {
 441         return NT_STATUS_NOT_IMPLEMENTED;
 442 }
 443
 444 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 445                                 struct messaging_context *msg_ctx,
 446                                 struct byte_range_lock *br_lck,
 447                                 const struct lock_struct *plock)
 448 {
 449         errno = ENOSYS;
 450         return false;
 451 }
 452
 453 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 454                                 struct byte_range_lock *br_lck,
 455                                 struct lock_struct *plock,
 456                                 struct blocking_lock_record *blr)
 457 {
 458         errno = ENOSYS;
 459         return false;
 460 }
 461
 462 static bool skel_strict_lock(struct vfs_handle_struct *handle,
 463                                 struct files_struct *fsp,
 464                                 struct lock_struct *plock)
 465 {
 466         errno = ENOSYS;
 467         return false;
 468 }
 469
 470 static void skel_strict_unlock(struct vfs_handle_struct *handle,
 471                                 struct files_struct *fsp,
 472                                 struct lock_struct *plock)
 473 {
 474         ;
 475 }
 476
 477 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 478                                 const char *mapped_name,
 479                                 enum vfs_translate_direction direction,
 480                                 TALLOC_CTX *mem_ctx,
 481                                 char **pmapped_name)
 482 {
 483         return NT_STATUS_NOT_IMPLEMENTED;
 484 }
 485
 486 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 487         uint32 security_info, struct security_descriptor **ppdesc)
 488 {
 489         return NT_STATUS_NOT_IMPLEMENTED;
 490 }
 491
 492 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 493         const char *name, uint32 security_info, struct security_descriptor **ppdesc)
 494 {
 495         return NT_STATUS_NOT_IMPLEMENTED;
 496 }
 497
 498 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 499         uint32 security_info_sent, const struct security_descriptor *psd)
 500 {
 501         return NT_STATUS_NOT_IMPLEMENTED;
 502 }
 503
 504 static int skel_chmod_acl(vfs_handle_struct *handle,  const char *name, mode_t mode)
 505 {
 506         errno = ENOSYS;
 507         return -1;
 508 }
 509
 510 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
 511 {
 512         errno = ENOSYS;
 513         return -1;
 514 }
 515
 516 static int skel_sys_acl_get_entry(vfs_handle_struct *handle,  SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
 517 {
 518         errno = ENOSYS;
 519         return -1;
 520 }
 521
 522 static int skel_sys_acl_get_tag_type(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
 523 {
 524         errno = ENOSYS;
 525         return -1;
 526 }
 527
 528 static int skel_sys_acl_get_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
 529 {
 530         errno = ENOSYS;
 531         return -1;
 532 }
 533
 534 static void *skel_sys_acl_get_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d)
 535 {
 536         errno = ENOSYS;
 537         return NULL;
 538 }
 539
 540 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,  const char *path_p, SMB_ACL_TYPE_T type)
 541 {
 542         errno = ENOSYS;
 543         return (SMB_ACL_T)NULL;
 544 }
 545
 546 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle, files_struct *fsp)
 547 {
 548         errno = ENOSYS;
 549         return (SMB_ACL_T)NULL;
 550 }
 551
 552 static int skel_sys_acl_clear_perms(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset)
 553 {
 554         errno = ENOSYS;
 555         return -1;
 556 }
 557
 558 static int skel_sys_acl_add_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 559 {
 560         errno = ENOSYS;
 561         return -1;
 562 }
 563
 564 static char *skel_sys_acl_to_text(vfs_handle_struct *handle,  SMB_ACL_T theacl, ssize_t *plen)
 565 {
 566         errno = ENOSYS;
 567         return NULL;
 568 }
 569
 570 static SMB_ACL_T skel_sys_acl_init(vfs_handle_struct *handle,  int count)
 571 {
 572         errno = ENOSYS;
 573         return (SMB_ACL_T)NULL;
 574 }
 575
 576 static int skel_sys_acl_create_entry(vfs_handle_struct *handle,  SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
 577 {
 578         errno = ENOSYS;
 579         return -1;
 580 }
 581
 582 static int skel_sys_acl_set_tag_type(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
 583 {
 584         errno = ENOSYS;
 585         return -1;
 586 }
 587
 588 static int skel_sys_acl_set_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, void *qual)
 589 {
 590         errno = ENOSYS;
 591         return -1;
 592 }
 593
 594 static int skel_sys_acl_set_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
 595 {
 596         errno = ENOSYS;
 597         return -1;
 598 }
 599
 600 static int skel_sys_acl_valid(vfs_handle_struct *handle,  SMB_ACL_T theacl )
 601 {
 602         errno = ENOSYS;
 603         return -1;
 604 }
 605
 606 static int skel_sys_acl_set_file(vfs_handle_struct *handle,  const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
 607 {
 608         errno = ENOSYS;
 609         return -1;
 610 }
 611
 612 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp, SMB_ACL_T theacl)
 613 {
 614         errno = ENOSYS;
 615         return -1;
 616 }
 617
 618 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,  const char *path)
 619 {
 620         errno = ENOSYS;
 621         return -1;
 622 }
 623
 624 static int skel_sys_acl_get_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 625 {
 626         errno = ENOSYS;
 627         return -1;
 628 }
 629
 630 static int skel_sys_acl_free_text(vfs_handle_struct *handle,  char *text)
 631 {
 632         errno = ENOSYS;
 633         return -1;
 634 }
 635
 636 static int skel_sys_acl_free_acl(vfs_handle_struct *handle,  SMB_ACL_T posix_acl)
 637 {
 638         errno = ENOSYS;
 639         return -1;
 640 }
 641
 642 static int skel_sys_acl_free_qualifier(vfs_handle_struct *handle,  void *qualifier, SMB_ACL_TAG_T tagtype)
 643 {
 644         errno = ENOSYS;
 645         return -1;
 646 }
 647
 648 static ssize_t skel_getxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t size)
 649 {
 650         errno = ENOSYS;
 651         return -1;
 652 }
 653
 654 static ssize_t skel_lgetxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t
 655 size)
 656 {
 657         errno = ENOSYS;
 658         return -1;
 659 }
 660
 661 static ssize_t skel_fgetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size)
 662 {
 663         errno = ENOSYS;
 664         return -1;
 665 }
 666
 667 static ssize_t skel_listxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
 668 {
 669         errno = ENOSYS;
 670         return -1;
 671 }
 672
 673 static ssize_t skel_llistxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
 674 {
 675         errno = ENOSYS;
 676         return -1;
 677 }
 678
 679 static ssize_t skel_flistxattr(vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size)
 680 {
 681         errno = ENOSYS;
 682         return -1;
 683 }
 684
 685 static int skel_removexattr(vfs_handle_struct *handle, const char *path, const char *name)
 686 {
 687         errno = ENOSYS;
 688         return -1;
 689 }
 690
 691 static int skel_lremovexattr(vfs_handle_struct *handle, const char *path, const char *name)
 692 {
 693         errno = ENOSYS;
 694         return -1;
 695 }
 696
 697 static int skel_fremovexattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name)
 698 {
 699         errno = ENOSYS;
 700         return -1;
 701         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 702 }
 703
 704 static int skel_setxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
 705 {
 706         errno = ENOSYS;
 707         return -1;
 708 }
 709
 710 static int skel_lsetxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
 711 {
 712         errno = ENOSYS;
 713         return -1;
 714 }
 715
 716 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags)
 717 {
 718         errno = ENOSYS;
 719         return -1;
 720 }
 721
 722 static int skel_aio_read(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 723 {
 724         errno = ENOSYS;
 725         return -1;
 726 }
 727
 728 static int skel_aio_write(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 729 {
 730         errno = ENOSYS;
 731         return -1;
 732 }
 733
 734 static ssize_t skel_aio_return_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 735 {
 736         errno = ENOSYS;
 737         return -1;
 738 }
 739
 740 static int skel_aio_cancel(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 741 {
 742         errno = ENOSYS;
 743         return -1;
 744 }
 745
 746 static int skel_aio_error_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 747 {
 748         errno = ENOSYS;
 749         return -1;
 750 }
 751
 752 static int skel_aio_fsync(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb)
 753 {
 754         errno = ENOSYS;
 755         return -1;
 756 }
 757
 758 static int skel_aio_suspend(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *ts)
 759 {
 760         errno = ENOSYS;
 761         return -1;
 762 }
 763
 764 static bool skel_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
 765 {
 766         errno = ENOSYS;
 767         return false;
 768 }
 769
 770 static bool skel_is_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname, SMB_STRUCT_STAT *sbuf)
 771 {
 772         errno = ENOSYS;
 773         return false;
 774 }
 775
 776 static int skel_set_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname)
 777 {
 778         errno = ENOSYS;
 779         return -1;
 780 }
 781
 782 /* VFS operations structure */
 783
 784 struct vfs_fn_pointers skel_opaque_fns = {
 785         /* Disk operations */
 786
 787         .connect_fn = skel_connect,
 788         .disconnect = skel_disconnect,
 789         .disk_free = skel_disk_free,
 790         .get_quota = skel_get_quota,
 791         .set_quota = skel_set_quota,
 792         .get_shadow_copy_data = skel_get_shadow_copy_data,
 793         .statvfs = skel_statvfs,
 794         .fs_capabilities = skel_fs_capabilities,
 795         .get_dfs_referrals = skel_get_dfs_referrals,
 796
 797         /* Directory operations */
 798
 799         .opendir = skel_opendir,
 800         .fdopendir = skel_fdopendir,
 801         .readdir = skel_readdir,
 802         .seekdir = skel_seekdir,
 803         .telldir = skel_telldir,
 804         .rewind_dir = skel_rewind_dir,
 805         .mkdir = skel_mkdir,
 806         .rmdir = skel_rmdir,
 807         .closedir = skel_closedir,
 808         .init_search_op = skel_init_search_op,
 809
 810         /* File operations */
 811
 812         .open_fn = skel_open,
 813         .create_file = skel_create_file,
 814         .close_fn = skel_close_fn,
 815         .vfs_read = skel_vfs_read,
 816         .pread = skel_pread,
 817         .write = skel_write,
 818         .pwrite = skel_pwrite,
 819         .lseek = skel_lseek,
 820         .sendfile = skel_sendfile,
 821         .recvfile = skel_recvfile,
 822         .rename = skel_rename,
 823         .fsync = skel_fsync,
 824         .stat = skel_stat,
 825         .fstat = skel_fstat,
 826         .lstat = skel_lstat,
 827         .get_alloc_size = skel_get_alloc_size,
 828         .unlink = skel_unlink,
 829         .chmod = skel_chmod,
 830         .fchmod = skel_fchmod,
 831         .chown = skel_chown,
 832         .fchown = skel_fchown,
 833         .lchown = skel_lchown,
 834         .chdir = skel_chdir,
 835         .getwd = skel_getwd,
 836         .ntimes = skel_ntimes,
 837         .ftruncate = skel_ftruncate,
 838         .fallocate = skel_fallocate,
 839         .lock = skel_lock,
 840         .kernel_flock = skel_kernel_flock,
 841         .linux_setlease = skel_linux_setlease,
 842         .getlock = skel_getlock,
 843         .symlink = skel_symlink,
 844         .vfs_readlink = skel_vfs_readlink,
 845         .link = skel_link,
 846         .mknod = skel_mknod,
 847         .realpath = skel_realpath,
 848         .notify_watch = skel_notify_watch,
 849         .chflags = skel_chflags,
 850         .file_id_create = skel_file_id_create,
 851
 852         .streaminfo = skel_streaminfo,
 853         .get_real_filename = skel_get_real_filename,
 854         .connectpath = skel_connectpath,
 855         .brl_lock_windows = skel_brl_lock_windows,
 856         .brl_unlock_windows = skel_brl_unlock_windows,
 857         .brl_cancel_windows = skel_brl_cancel_windows,
 858         .strict_lock = skel_strict_lock,
 859         .strict_unlock = skel_strict_unlock,
 860         .translate_name = skel_translate_name,
 861
 862         /* NT ACL operations. */
 863
 864         .fget_nt_acl = skel_fget_nt_acl,
 865         .get_nt_acl = skel_get_nt_acl,
 866         .fset_nt_acl = skel_fset_nt_acl,
 867
 868         /* POSIX ACL operations. */
 869
 870         .chmod_acl = skel_chmod_acl,
 871         .fchmod_acl = skel_fchmod_acl,
 872
 873         .sys_acl_get_entry = skel_sys_acl_get_entry,
 874         .sys_acl_get_tag_type = skel_sys_acl_get_tag_type,
 875         .sys_acl_get_permset = skel_sys_acl_get_permset,
 876         .sys_acl_get_qualifier = skel_sys_acl_get_qualifier,
 877         .sys_acl_get_file = skel_sys_acl_get_file,
 878         .sys_acl_get_fd = skel_sys_acl_get_fd,
 879         .sys_acl_clear_perms = skel_sys_acl_clear_perms,
 880         .sys_acl_add_perm = skel_sys_acl_add_perm,
 881         .sys_acl_to_text = skel_sys_acl_to_text,
 882         .sys_acl_init = skel_sys_acl_init,
 883         .sys_acl_create_entry = skel_sys_acl_create_entry,
 884         .sys_acl_set_tag_type = skel_sys_acl_set_tag_type,
 885         .sys_acl_set_qualifier = skel_sys_acl_set_qualifier,
 886         .sys_acl_set_permset = skel_sys_acl_set_permset,
 887         .sys_acl_valid = skel_sys_acl_valid,
 888         .sys_acl_set_file = skel_sys_acl_set_file,
 889         .sys_acl_set_fd = skel_sys_acl_set_fd,
 890         .sys_acl_delete_def_file = skel_sys_acl_delete_def_file,
 891         .sys_acl_get_perm = skel_sys_acl_get_perm,
 892         .sys_acl_free_text = skel_sys_acl_free_text,
 893         .sys_acl_free_acl = skel_sys_acl_free_acl,
 894         .sys_acl_free_qualifier = skel_sys_acl_free_qualifier,
 895
 896         /* EA operations. */
 897         .getxattr = skel_getxattr,
 898         .lgetxattr = skel_lgetxattr,
 899         .fgetxattr = skel_fgetxattr,
 900         .listxattr = skel_listxattr,
 901         .llistxattr = skel_llistxattr,
 902         .flistxattr = skel_flistxattr,
 903         .removexattr = skel_removexattr,
 904         .lremovexattr = skel_lremovexattr,
 905         .fremovexattr = skel_fremovexattr,
 906         .setxattr = skel_setxattr,
 907         .lsetxattr = skel_lsetxattr,
 908         .fsetxattr = skel_fsetxattr,
 909
 910         /* aio operations */
 911         .aio_read = skel_aio_read,
 912         .aio_write = skel_aio_write,
 913         .aio_return_fn = skel_aio_return_fn,
 914         .aio_cancel = skel_aio_cancel,
 915         .aio_error_fn = skel_aio_error_fn,
 916         .aio_fsync = skel_aio_fsync,
 917         .aio_suspend = skel_aio_suspend,
 918         .aio_force = skel_aio_force,
 919
 920         /* offline operations */
 921         .is_offline = skel_is_offline,
 922         .set_offline = skel_set_offline
 923 };
 924
 925 NTSTATUS vfs_skel_opaque_init(void)
 926 {
 927         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_opaque", &skel_opaque_fns);
 928 }