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 #include "../source3/include/includes.h"
  25 #include "lib/util/tevent_ntstatus.h"
  26
  27 /* PLEASE,PLEASE READ THE VFS MODULES CHAPTER OF THE
  28    SAMBA DEVELOPERS GUIDE!!!!!!
  29  */
  30
  31 /* If you take this file as template for your module
  32  * you must re-implement every function.
  33  */
  34
  35 static int skel_connect(vfs_handle_struct *handle, const char *service,
  36                         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,
  48                                 const struct smb_filename *smb_fname,
  49                                 uint64_t *bsize,
  50                                 uint64_t *dfree,
  51                                 uint64_t *dsize)
  52 {
  53         *bsize = 0;
  54         *dfree = 0;
  55         *dsize = 0;
  56         return 0;
  57 }
  58
  59 static int skel_get_quota(vfs_handle_struct *handle,
  60                                 const struct smb_filename *smb_fname,
  61                                 enum SMB_QUOTA_TYPE qtype,
  62                                 unid_t id,
  63                                 SMB_DISK_QUOTA *dq)
  64 {
  65         errno = ENOSYS;
  66         return -1;
  67 }
  68
  69 static int skel_set_quota(vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype,
  70                           unid_t id, SMB_DISK_QUOTA *dq)
  71 {
  72         errno = ENOSYS;
  73         return -1;
  74 }
  75
  76 static int skel_get_shadow_copy_data(vfs_handle_struct *handle,
  77                                      files_struct *fsp,
  78                                      struct shadow_copy_data *shadow_copy_data,
  79                                      bool labels)
  80 {
  81         errno = ENOSYS;
  82         return -1;
  83 }
  84
  85 static int skel_statvfs(struct vfs_handle_struct *handle,
  86                         const char *path, struct vfs_statvfs_struct *statbuf)
  87 {
  88         errno = ENOSYS;
  89         return -1;
  90 }
  91
  92 static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle,
  93                                      enum timestamp_set_resolution *p_ts_res)
  94 {
  95         return 0;
  96 }
  97
  98 static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
  99                                        struct dfs_GetDFSReferral *r)
 100 {
 101         return NT_STATUS_NOT_IMPLEMENTED;
 102 }
 103
 104 static DIR *skel_opendir(vfs_handle_struct *handle,
 105                         const struct smb_filename *smb_fname,
 106                         const char *mask,
 107                         uint32_t attr)
 108 {
 109         return NULL;
 110 }
 111
 112 static NTSTATUS skel_snap_check_path(struct vfs_handle_struct *handle,
 113                                      TALLOC_CTX *mem_ctx,
 114                                      const char *service_path,
 115                                      char **base_volume)
 116 {
 117         return NT_STATUS_NOT_SUPPORTED;
 118 }
 119
 120 static NTSTATUS skel_snap_create(struct vfs_handle_struct *handle,
 121                                  TALLOC_CTX *mem_ctx,
 122                                  const char *base_volume,
 123                                  time_t *tstamp,
 124                                  bool rw,
 125                                  char **base_path,
 126                                  char **snap_path)
 127 {
 128         return NT_STATUS_NOT_SUPPORTED;
 129 }
 130
 131 static NTSTATUS skel_snap_delete(struct vfs_handle_struct *handle,
 132                                  TALLOC_CTX *mem_ctx,
 133                                  char *base_path,
 134                                  char *snap_path)
 135 {
 136         return NT_STATUS_NOT_SUPPORTED;
 137 }
 138
 139 static DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
 140                            const char *mask, uint32_t attr)
 141 {
 142         return NULL;
 143 }
 144
 145 static struct dirent *skel_readdir(vfs_handle_struct *handle,
 146                                    DIR *dirp, SMB_STRUCT_STAT *sbuf)
 147 {
 148         return NULL;
 149 }
 150
 151 static void skel_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset)
 152 {
 153         ;
 154 }
 155
 156 static long skel_telldir(vfs_handle_struct *handle, DIR *dirp)
 157 {
 158         return (long)-1;
 159 }
 160
 161 static void skel_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
 162 {
 163         ;
 164 }
 165
 166 static int skel_mkdir(vfs_handle_struct *handle,
 167                 const struct smb_filename *smb_fname,
 168                 mode_t mode)
 169 {
 170         errno = ENOSYS;
 171         return -1;
 172 }
 173
 174 static int skel_rmdir(vfs_handle_struct *handle,
 175                 const struct smb_filename *smb_fname)
 176 {
 177         errno = ENOSYS;
 178         return -1;
 179 }
 180
 181 static int skel_closedir(vfs_handle_struct *handle, DIR *dir)
 182 {
 183         errno = ENOSYS;
 184         return -1;
 185 }
 186
 187 static void skel_init_search_op(struct vfs_handle_struct *handle, DIR *dirp)
 188 {
 189         ;
 190 }
 191
 192 static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
 193                      files_struct *fsp, int flags, mode_t mode)
 194 {
 195         errno = ENOSYS;
 196         return -1;
 197 }
 198
 199 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
 200                                  struct smb_request *req,
 201                                  uint16_t root_dir_fid,
 202                                  struct smb_filename *smb_fname,
 203                                  uint32_t access_mask,
 204                                  uint32_t share_access,
 205                                  uint32_t create_disposition,
 206                                  uint32_t create_options,
 207                                  uint32_t file_attributes,
 208                                  uint32_t oplock_request,
 209                                  struct smb2_lease *lease,
 210                                  uint64_t allocation_size,
 211                                  uint32_t private_flags,
 212                                  struct security_descriptor *sd,
 213                                  struct ea_list *ea_list,
 214                                  files_struct **result, int *pinfo,
 215                                  const struct smb2_create_blobs *in_context_blobs,
 216                                  struct smb2_create_blobs *out_context_blobs)
 217 {
 218         return NT_STATUS_NOT_IMPLEMENTED;
 219 }
 220
 221 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 222 {
 223         errno = ENOSYS;
 224         return -1;
 225 }
 226
 227 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp,
 228                              void *data, size_t n)
 229 {
 230         errno = ENOSYS;
 231         return -1;
 232 }
 233
 234 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp,
 235                           void *data, size_t n, off_t offset)
 236 {
 237         errno = ENOSYS;
 238         return -1;
 239 }
 240
 241 static struct tevent_req *skel_pread_send(struct vfs_handle_struct *handle,
 242                                           TALLOC_CTX *mem_ctx,
 243                                           struct tevent_context *ev,
 244                                           struct files_struct *fsp,
 245                                           void *data, size_t n, off_t offset)
 246 {
 247         return NULL;
 248 }
 249
 250 static ssize_t skel_pread_recv(struct tevent_req *req,
 251                                struct vfs_aio_state *vfs_aio_state)
 252 {
 253         vfs_aio_state->error = ENOSYS;
 254         return -1;
 255 }
 256
 257 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp,
 258                           const void *data, size_t n)
 259 {
 260         errno = ENOSYS;
 261         return -1;
 262 }
 263
 264 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp,
 265                            const void *data, size_t n, off_t offset)
 266 {
 267         errno = ENOSYS;
 268         return -1;
 269 }
 270
 271 static struct tevent_req *skel_pwrite_send(struct vfs_handle_struct *handle,
 272                                            TALLOC_CTX *mem_ctx,
 273                                            struct tevent_context *ev,
 274                                            struct files_struct *fsp,
 275                                            const void *data,
 276                                            size_t n, off_t offset)
 277 {
 278         return NULL;
 279 }
 280
 281 static ssize_t skel_pwrite_recv(struct tevent_req *req,
 282                                 struct vfs_aio_state *vfs_aio_state)
 283 {
 284         vfs_aio_state->error = ENOSYS;
 285         return -1;
 286 }
 287
 288 static off_t skel_lseek(vfs_handle_struct *handle, files_struct *fsp,
 289                         off_t offset, int whence)
 290 {
 291         errno = ENOSYS;
 292         return (off_t) - 1;
 293 }
 294
 295 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd,
 296                              files_struct *fromfsp, const DATA_BLOB *hdr,
 297                              off_t offset, size_t n)
 298 {
 299         errno = ENOSYS;
 300         return -1;
 301 }
 302
 303 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd,
 304                              files_struct *tofsp, off_t offset, size_t n)
 305 {
 306         errno = ENOSYS;
 307         return -1;
 308 }
 309
 310 static int skel_rename(vfs_handle_struct *handle,
 311                        const struct smb_filename *smb_fname_src,
 312                        const struct smb_filename *smb_fname_dst)
 313 {
 314         errno = ENOSYS;
 315         return -1;
 316 }
 317
 318 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
 319 {
 320         errno = ENOSYS;
 321         return -1;
 322 }
 323
 324 static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
 325                                           TALLOC_CTX *mem_ctx,
 326                                           struct tevent_context *ev,
 327                                           struct files_struct *fsp)
 328 {
 329         return NULL;
 330 }
 331
 332 static int skel_fsync_recv(struct tevent_req *req,
 333                            struct vfs_aio_state *vfs_aio_state)
 334 {
 335         vfs_aio_state->error = ENOSYS;
 336         return -1;
 337 }
 338
 339 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 340 {
 341         errno = ENOSYS;
 342         return -1;
 343 }
 344
 345 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp,
 346                       SMB_STRUCT_STAT *sbuf)
 347 {
 348         errno = ENOSYS;
 349         return -1;
 350 }
 351
 352 static int skel_lstat(vfs_handle_struct *handle,
 353                       struct smb_filename *smb_fname)
 354 {
 355         errno = ENOSYS;
 356         return -1;
 357 }
 358
 359 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle,
 360                                     struct files_struct *fsp,
 361                                     const SMB_STRUCT_STAT *sbuf)
 362 {
 363         errno = ENOSYS;
 364         return -1;
 365 }
 366
 367 static int skel_unlink(vfs_handle_struct *handle,
 368                        const struct smb_filename *smb_fname)
 369 {
 370         errno = ENOSYS;
 371         return -1;
 372 }
 373
 374 static int skel_chmod(vfs_handle_struct *handle,
 375                         const struct smb_filename *smb_fname,
 376                         mode_t mode)
 377 {
 378         errno = ENOSYS;
 379         return -1;
 380 }
 381
 382 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp,
 383                        mode_t mode)
 384 {
 385         errno = ENOSYS;
 386         return -1;
 387 }
 388
 389 static int skel_chown(vfs_handle_struct *handle,
 390                         const struct smb_filename *smb_fname,
 391                         uid_t uid,
 392                         gid_t gid)
 393 {
 394         errno = ENOSYS;
 395         return -1;
 396 }
 397
 398 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp,
 399                        uid_t uid, gid_t gid)
 400 {
 401         errno = ENOSYS;
 402         return -1;
 403 }
 404
 405 static int skel_lchown(vfs_handle_struct *handle,
 406                         const struct smb_filename *smb_fname,
 407                         uid_t uid,
 408                         gid_t gid)
 409 {
 410         errno = ENOSYS;
 411         return -1;
 412 }
 413
 414 static int skel_chdir(vfs_handle_struct *handle, const char *path)
 415 {
 416         errno = ENOSYS;
 417         return -1;
 418 }
 419
 420 static char *skel_getwd(vfs_handle_struct *handle)
 421 {
 422         errno = ENOSYS;
 423         return NULL;
 424 }
 425
 426 static int skel_ntimes(vfs_handle_struct *handle,
 427                        const struct smb_filename *smb_fname,
 428                        struct smb_file_time *ft)
 429 {
 430         errno = ENOSYS;
 431         return -1;
 432 }
 433
 434 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
 435                           off_t offset)
 436 {
 437         errno = ENOSYS;
 438         return -1;
 439 }
 440
 441 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 442                           uint32_t mode, off_t offset, off_t len)
 443 {
 444         errno = ENOSYS;
 445         return -1;
 446 }
 447
 448 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
 449                       off_t offset, off_t count, int type)
 450 {
 451         errno = ENOSYS;
 452         return false;
 453 }
 454
 455 static int skel_kernel_flock(struct vfs_handle_struct *handle,
 456                              struct files_struct *fsp,
 457                              uint32_t share_mode, uint32_t access_mask)
 458 {
 459         errno = ENOSYS;
 460         return -1;
 461 }
 462
 463 static int skel_linux_setlease(struct vfs_handle_struct *handle,
 464                                struct files_struct *fsp, int leasetype)
 465 {
 466         errno = ENOSYS;
 467         return -1;
 468 }
 469
 470 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp,
 471                          off_t *poffset, off_t *pcount, int *ptype,
 472                          pid_t *ppid)
 473 {
 474         errno = ENOSYS;
 475         return false;
 476 }
 477
 478 static int skel_symlink(vfs_handle_struct *handle, const char *oldpath,
 479                         const char *newpath)
 480 {
 481         errno = ENOSYS;
 482         return -1;
 483 }
 484
 485 static int skel_vfs_readlink(vfs_handle_struct *handle, const char *path,
 486                              char *buf, size_t bufsiz)
 487 {
 488         errno = ENOSYS;
 489         return -1;
 490 }
 491
 492 static int skel_link(vfs_handle_struct *handle,
 493                         const struct smb_filename *old_smb_fname,
 494                         const struct smb_filename *new_smb_fname)
 495 {
 496         errno = ENOSYS;
 497         return -1;
 498 }
 499
 500 static int skel_mknod(vfs_handle_struct *handle,
 501                         const struct smb_filename *smb_fname,
 502                         mode_t mode,
 503                         SMB_DEV_T dev)
 504 {
 505         errno = ENOSYS;
 506         return -1;
 507 }
 508
 509 static char *skel_realpath(vfs_handle_struct *handle, const char *path)
 510 {
 511         errno = ENOSYS;
 512         return NULL;
 513 }
 514
 515 static int skel_chflags(vfs_handle_struct *handle,
 516                         const struct smb_filename *smb_fname,
 517                         uint flags)
 518 {
 519         errno = ENOSYS;
 520         return -1;
 521 }
 522
 523 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 524                                           const SMB_STRUCT_STAT *sbuf)
 525 {
 526         struct file_id id;
 527         ZERO_STRUCT(id);
 528         errno = ENOSYS;
 529         return id;
 530 }
 531
 532 struct skel_cc_state {
 533         uint64_t unused;
 534 };
 535 static struct tevent_req *skel_copy_chunk_send(struct vfs_handle_struct *handle,
 536                                                TALLOC_CTX *mem_ctx,
 537                                                struct tevent_context *ev,
 538                                                struct files_struct *src_fsp,
 539                                                off_t src_off,
 540                                                struct files_struct *dest_fsp,
 541                                                off_t dest_off,
 542                                                off_t num,
 543                                                uint32_t flags)
 544 {
 545         struct tevent_req *req;
 546         struct skel_cc_state *cc_state;
 547
 548         req = tevent_req_create(mem_ctx, &cc_state, struct skel_cc_state);
 549         if (req == NULL) {
 550                 return NULL;
 551         }
 552
 553         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 554         return tevent_req_post(req, ev);
 555 }
 556
 557 static NTSTATUS skel_copy_chunk_recv(struct vfs_handle_struct *handle,
 558                                      struct tevent_req *req,
 559                                      off_t *copied)
 560 {
 561         NTSTATUS status;
 562
 563         if (tevent_req_is_nterror(req, &status)) {
 564                 tevent_req_received(req);
 565                 return status;
 566         }
 567         tevent_req_received(req);
 568
 569         return NT_STATUS_OK;
 570 }
 571
 572 static NTSTATUS skel_get_compression(struct vfs_handle_struct *handle,
 573                                      TALLOC_CTX *mem_ctx,
 574                                      struct files_struct *fsp,
 575                                      struct smb_filename *smb_fname,
 576                                      uint16_t *_compression_fmt)
 577 {
 578         return NT_STATUS_INVALID_DEVICE_REQUEST;
 579 }
 580
 581 static NTSTATUS skel_set_compression(struct vfs_handle_struct *handle,
 582                                      TALLOC_CTX *mem_ctx,
 583                                      struct files_struct *fsp,
 584                                      uint16_t compression_fmt)
 585 {
 586         return NT_STATUS_INVALID_DEVICE_REQUEST;
 587 }
 588
 589 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 590                                 struct files_struct *fsp,
 591                                 const struct smb_filename *smb_fname,
 592                                 TALLOC_CTX *mem_ctx,
 593                                 unsigned int *num_streams,
 594                                 struct stream_struct **streams)
 595 {
 596         return NT_STATUS_NOT_IMPLEMENTED;
 597 }
 598
 599 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 600                                   const char *path,
 601                                   const char *name,
 602                                   TALLOC_CTX *mem_ctx, char **found_name)
 603 {
 604         errno = ENOSYS;
 605         return -1;
 606 }
 607
 608 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 609                                     const char *filename)
 610 {
 611         errno = ENOSYS;
 612         return NULL;
 613 }
 614
 615 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 616                                       struct byte_range_lock *br_lck,
 617                                       struct lock_struct *plock,
 618                                       bool blocking_lock)
 619 {
 620         return NT_STATUS_NOT_IMPLEMENTED;
 621 }
 622
 623 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 624                                     struct messaging_context *msg_ctx,
 625                                     struct byte_range_lock *br_lck,
 626                                     const struct lock_struct *plock)
 627 {
 628         errno = ENOSYS;
 629         return false;
 630 }
 631
 632 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 633                                     struct byte_range_lock *br_lck,
 634                                     struct lock_struct *plock)
 635 {
 636         errno = ENOSYS;
 637         return false;
 638 }
 639
 640 static bool skel_strict_lock(struct vfs_handle_struct *handle,
 641                              struct files_struct *fsp,
 642                              struct lock_struct *plock)
 643 {
 644         errno = ENOSYS;
 645         return false;
 646 }
 647
 648 static void skel_strict_unlock(struct vfs_handle_struct *handle,
 649                                struct files_struct *fsp,
 650                                struct lock_struct *plock)
 651 {
 652         ;
 653 }
 654
 655 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 656                                     const char *mapped_name,
 657                                     enum vfs_translate_direction direction,
 658                                     TALLOC_CTX *mem_ctx, char **pmapped_name)
 659 {
 660         return NT_STATUS_NOT_IMPLEMENTED;
 661 }
 662
 663 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
 664                            struct files_struct *fsp,
 665                            TALLOC_CTX *ctx,
 666                            uint32_t function,
 667                            uint16_t req_flags,  /* Needed for UNICODE ... */
 668                            const uint8_t *_in_data,
 669                            uint32_t in_len,
 670                            uint8_t **_out_data,
 671                            uint32_t max_out_len, uint32_t *out_len)
 672 {
 673         return NT_STATUS_NOT_IMPLEMENTED;
 674 }
 675
 676 static NTSTATUS skel_readdir_attr(struct vfs_handle_struct *handle,
 677                                   const struct smb_filename *fname,
 678                                   TALLOC_CTX *mem_ctx,
 679                                   struct readdir_attr_data **pattr_data)
 680 {
 681         return NT_STATUS_NOT_IMPLEMENTED;
 682 }
 683
 684 static NTSTATUS skel_get_dos_attributes(struct vfs_handle_struct *handle,
 685                                 struct smb_filename *smb_fname,
 686                                 uint32_t *dosmode)
 687 {
 688         return NT_STATUS_NOT_IMPLEMENTED;
 689 }
 690
 691 static NTSTATUS skel_fget_dos_attributes(struct vfs_handle_struct *handle,
 692                                 struct files_struct *fsp,
 693                                 uint32_t *dosmode)
 694 {
 695         return NT_STATUS_NOT_IMPLEMENTED;
 696 }
 697
 698 static NTSTATUS skel_set_dos_attributes(struct vfs_handle_struct *handle,
 699                                 const struct smb_filename *smb_fname,
 700                                 uint32_t dosmode)
 701 {
 702         return NT_STATUS_NOT_IMPLEMENTED;
 703 }
 704
 705 static NTSTATUS skel_fset_dos_attributes(struct vfs_handle_struct *handle,
 706                                 struct files_struct *fsp,
 707                                 uint32_t dosmode)
 708 {
 709         return NT_STATUS_NOT_IMPLEMENTED;
 710 }
 711
 712 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 713                                  uint32_t security_info,
 714                                  TALLOC_CTX *mem_ctx,
 715                                  struct security_descriptor **ppdesc)
 716 {
 717         return NT_STATUS_NOT_IMPLEMENTED;
 718 }
 719
 720 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 721                                 const struct smb_filename *smb_fname,
 722                                 uint32_t security_info,
 723                                 TALLOC_CTX *mem_ctx,
 724                                 struct security_descriptor **ppdesc)
 725 {
 726         return NT_STATUS_NOT_IMPLEMENTED;
 727 }
 728
 729 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 730                                  uint32_t security_info_sent,
 731                                  const struct security_descriptor *psd)
 732 {
 733         return NT_STATUS_NOT_IMPLEMENTED;
 734 }
 735
 736 static int skel_chmod_acl(vfs_handle_struct *handle,
 737                         const struct smb_filename *smb_fname,
 738                         mode_t mode)
 739 {
 740         errno = ENOSYS;
 741         return -1;
 742 }
 743
 744 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp,
 745                            mode_t mode)
 746 {
 747         errno = ENOSYS;
 748         return -1;
 749 }
 750
 751 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,
 752                                        const struct smb_filename *smb_fname,
 753                                        SMB_ACL_TYPE_T type,
 754                                        TALLOC_CTX *mem_ctx)
 755 {
 756         errno = ENOSYS;
 757         return (SMB_ACL_T) NULL;
 758 }
 759
 760 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle,
 761                                      files_struct *fsp, TALLOC_CTX *mem_ctx)
 762 {
 763         errno = ENOSYS;
 764         return (SMB_ACL_T) NULL;
 765 }
 766
 767 static int skel_sys_acl_blob_get_file(vfs_handle_struct *handle,
 768                                 const struct smb_filename *smb_fname,
 769                                 TALLOC_CTX *mem_ctx,
 770                                 char **blob_description,
 771                                 DATA_BLOB *blob)
 772 {
 773         errno = ENOSYS;
 774         return -1;
 775 }
 776
 777 static int skel_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 778                                     files_struct *fsp, TALLOC_CTX *mem_ctx,
 779                                     char **blob_description, DATA_BLOB *blob)
 780 {
 781         errno = ENOSYS;
 782         return -1;
 783 }
 784
 785 static int skel_sys_acl_set_file(vfs_handle_struct *handle,
 786                                 const struct smb_filename *smb_fname,
 787                                 SMB_ACL_TYPE_T acltype,
 788                                 SMB_ACL_T theacl)
 789 {
 790         errno = ENOSYS;
 791         return -1;
 792 }
 793
 794 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
 795                                SMB_ACL_T theacl)
 796 {
 797         errno = ENOSYS;
 798         return -1;
 799 }
 800
 801 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,
 802                                         const struct smb_filename *smb_fname)
 803 {
 804         errno = ENOSYS;
 805         return -1;
 806 }
 807
 808 static ssize_t skel_getxattr(vfs_handle_struct *handle,
 809                                 const struct smb_filename *smb_fname,
 810                                 const char *name,
 811                                 void *value,
 812                                 size_t size)
 813 {
 814         errno = ENOSYS;
 815         return -1;
 816 }
 817
 818 static ssize_t skel_fgetxattr(vfs_handle_struct *handle,
 819                               struct files_struct *fsp, const char *name,
 820                               void *value, size_t size)
 821 {
 822         errno = ENOSYS;
 823         return -1;
 824 }
 825
 826 static ssize_t skel_listxattr(vfs_handle_struct *handle,
 827                                 const struct smb_filename *smb_fname,
 828                                 char *list,
 829                                 size_t size)
 830 {
 831         errno = ENOSYS;
 832         return -1;
 833 }
 834
 835 static ssize_t skel_flistxattr(vfs_handle_struct *handle,
 836                                struct files_struct *fsp, char *list,
 837                                size_t size)
 838 {
 839         errno = ENOSYS;
 840         return -1;
 841 }
 842
 843 static int skel_removexattr(vfs_handle_struct *handle,
 844                         const struct smb_filename *smb_fname,
 845                         const char *name)
 846 {
 847         errno = ENOSYS;
 848         return -1;
 849 }
 850
 851 static int skel_fremovexattr(vfs_handle_struct *handle,
 852                              struct files_struct *fsp, const char *name)
 853 {
 854         errno = ENOSYS;
 855         return -1;
 856         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 857 }
 858
 859 static int skel_setxattr(vfs_handle_struct *handle,
 860                         const struct smb_filename *smb_fname,
 861                         const char *name,
 862                         const void *value,
 863                         size_t size,
 864                         int flags)
 865 {
 866         errno = ENOSYS;
 867         return -1;
 868 }
 869
 870 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
 871                           const char *name, const void *value, size_t size,
 872                           int flags)
 873 {
 874         errno = ENOSYS;
 875         return -1;
 876 }
 877
 878 static bool skel_aio_force(struct vfs_handle_struct *handle,
 879                            struct files_struct *fsp)
 880 {
 881         errno = ENOSYS;
 882         return false;
 883 }
 884
 885 /* VFS operations structure */
 886
 887 struct vfs_fn_pointers skel_opaque_fns = {
 888         /* Disk operations */
 889
 890         .connect_fn = skel_connect,
 891         .disconnect_fn = skel_disconnect,
 892         .disk_free_fn = skel_disk_free,
 893         .get_quota_fn = skel_get_quota,
 894         .set_quota_fn = skel_set_quota,
 895         .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
 896         .statvfs_fn = skel_statvfs,
 897         .fs_capabilities_fn = skel_fs_capabilities,
 898         .get_dfs_referrals_fn = skel_get_dfs_referrals,
 899         .snap_check_path_fn = skel_snap_check_path,
 900         .snap_create_fn = skel_snap_create,
 901         .snap_delete_fn = skel_snap_delete,
 902
 903         /* Directory operations */
 904
 905         .opendir_fn = skel_opendir,
 906         .fdopendir_fn = skel_fdopendir,
 907         .readdir_fn = skel_readdir,
 908         .seekdir_fn = skel_seekdir,
 909         .telldir_fn = skel_telldir,
 910         .rewind_dir_fn = skel_rewind_dir,
 911         .mkdir_fn = skel_mkdir,
 912         .rmdir_fn = skel_rmdir,
 913         .closedir_fn = skel_closedir,
 914         .init_search_op_fn = skel_init_search_op,
 915
 916         /* File operations */
 917
 918         .open_fn = skel_open,
 919         .create_file_fn = skel_create_file,
 920         .close_fn = skel_close_fn,
 921         .read_fn = skel_vfs_read,
 922         .pread_fn = skel_pread,
 923         .pread_send_fn = skel_pread_send,
 924         .pread_recv_fn = skel_pread_recv,
 925         .write_fn = skel_write,
 926         .pwrite_fn = skel_pwrite,
 927         .pwrite_send_fn = skel_pwrite_send,
 928         .pwrite_recv_fn = skel_pwrite_recv,
 929         .lseek_fn = skel_lseek,
 930         .sendfile_fn = skel_sendfile,
 931         .recvfile_fn = skel_recvfile,
 932         .rename_fn = skel_rename,
 933         .fsync_fn = skel_fsync,
 934         .fsync_send_fn = skel_fsync_send,
 935         .fsync_recv_fn = skel_fsync_recv,
 936         .stat_fn = skel_stat,
 937         .fstat_fn = skel_fstat,
 938         .lstat_fn = skel_lstat,
 939         .get_alloc_size_fn = skel_get_alloc_size,
 940         .unlink_fn = skel_unlink,
 941         .chmod_fn = skel_chmod,
 942         .fchmod_fn = skel_fchmod,
 943         .chown_fn = skel_chown,
 944         .fchown_fn = skel_fchown,
 945         .lchown_fn = skel_lchown,
 946         .chdir_fn = skel_chdir,
 947         .getwd_fn = skel_getwd,
 948         .ntimes_fn = skel_ntimes,
 949         .ftruncate_fn = skel_ftruncate,
 950         .fallocate_fn = skel_fallocate,
 951         .lock_fn = skel_lock,
 952         .kernel_flock_fn = skel_kernel_flock,
 953         .linux_setlease_fn = skel_linux_setlease,
 954         .getlock_fn = skel_getlock,
 955         .symlink_fn = skel_symlink,
 956         .readlink_fn = skel_vfs_readlink,
 957         .link_fn = skel_link,
 958         .mknod_fn = skel_mknod,
 959         .realpath_fn = skel_realpath,
 960         .chflags_fn = skel_chflags,
 961         .file_id_create_fn = skel_file_id_create,
 962         .copy_chunk_send_fn = skel_copy_chunk_send,
 963         .copy_chunk_recv_fn = skel_copy_chunk_recv,
 964         .get_compression_fn = skel_get_compression,
 965         .set_compression_fn = skel_set_compression,
 966
 967         .streaminfo_fn = skel_streaminfo,
 968         .get_real_filename_fn = skel_get_real_filename,
 969         .connectpath_fn = skel_connectpath,
 970         .brl_lock_windows_fn = skel_brl_lock_windows,
 971         .brl_unlock_windows_fn = skel_brl_unlock_windows,
 972         .brl_cancel_windows_fn = skel_brl_cancel_windows,
 973         .strict_lock_fn = skel_strict_lock,
 974         .strict_unlock_fn = skel_strict_unlock,
 975         .translate_name_fn = skel_translate_name,
 976         .fsctl_fn = skel_fsctl,
 977         .readdir_attr_fn = skel_readdir_attr,
 978
 979         /* DOS attributes. */
 980         .get_dos_attributes_fn = skel_get_dos_attributes,
 981         .fget_dos_attributes_fn = skel_fget_dos_attributes,
 982         .set_dos_attributes_fn = skel_set_dos_attributes,
 983         .fset_dos_attributes_fn = skel_fset_dos_attributes,
 984
 985         /* NT ACL operations. */
 986
 987         .fget_nt_acl_fn = skel_fget_nt_acl,
 988         .get_nt_acl_fn = skel_get_nt_acl,
 989         .fset_nt_acl_fn = skel_fset_nt_acl,
 990
 991         /* POSIX ACL operations. */
 992
 993         .chmod_acl_fn = skel_chmod_acl,
 994         .fchmod_acl_fn = skel_fchmod_acl,
 995
 996         .sys_acl_get_file_fn = skel_sys_acl_get_file,
 997         .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
 998         .sys_acl_blob_get_file_fn = skel_sys_acl_blob_get_file,
 999         .sys_acl_blob_get_fd_fn = skel_sys_acl_blob_get_fd,
1000         .sys_acl_set_file_fn = skel_sys_acl_set_file,
1001         .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
1002         .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
1003
1004         /* EA operations. */
1005         .getxattr_fn = skel_getxattr,
1006         .fgetxattr_fn = skel_fgetxattr,
1007         .listxattr_fn = skel_listxattr,
1008         .flistxattr_fn = skel_flistxattr,
1009         .removexattr_fn = skel_removexattr,
1010         .fremovexattr_fn = skel_fremovexattr,
1011         .setxattr_fn = skel_setxattr,
1012         .fsetxattr_fn = skel_fsetxattr,
1013
1014         /* aio operations */
1015         .aio_force_fn = skel_aio_force,
1016 };
1017
1018 static_decl_vfs;
1019 NTSTATUS vfs_skel_opaque_init(TALLOC_CTX *ctx)
1020 {
1021         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_opaque",
1022                                 &skel_opaque_fns);
1023 }