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 struct smb_filename *smb_fname,
  87                                 struct vfs_statvfs_struct *statbuf)
  88 {
  89         errno = ENOSYS;
  90         return -1;
  91 }
  92
  93 static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle,
  94                                      enum timestamp_set_resolution *p_ts_res)
  95 {
  96         return 0;
  97 }
  98
  99 static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
 100                                        struct dfs_GetDFSReferral *r)
 101 {
 102         return NT_STATUS_NOT_IMPLEMENTED;
 103 }
 104
 105 static DIR *skel_opendir(vfs_handle_struct *handle,
 106                         const struct smb_filename *smb_fname,
 107                         const char *mask,
 108                         uint32_t attr)
 109 {
 110         return NULL;
 111 }
 112
 113 static NTSTATUS skel_snap_check_path(struct vfs_handle_struct *handle,
 114                                      TALLOC_CTX *mem_ctx,
 115                                      const char *service_path,
 116                                      char **base_volume)
 117 {
 118         return NT_STATUS_NOT_SUPPORTED;
 119 }
 120
 121 static NTSTATUS skel_snap_create(struct vfs_handle_struct *handle,
 122                                  TALLOC_CTX *mem_ctx,
 123                                  const char *base_volume,
 124                                  time_t *tstamp,
 125                                  bool rw,
 126                                  char **base_path,
 127                                  char **snap_path)
 128 {
 129         return NT_STATUS_NOT_SUPPORTED;
 130 }
 131
 132 static NTSTATUS skel_snap_delete(struct vfs_handle_struct *handle,
 133                                  TALLOC_CTX *mem_ctx,
 134                                  char *base_path,
 135                                  char *snap_path)
 136 {
 137         return NT_STATUS_NOT_SUPPORTED;
 138 }
 139
 140 static DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
 141                            const char *mask, uint32_t attr)
 142 {
 143         return NULL;
 144 }
 145
 146 static struct dirent *skel_readdir(vfs_handle_struct *handle,
 147                                    DIR *dirp, SMB_STRUCT_STAT *sbuf)
 148 {
 149         return NULL;
 150 }
 151
 152 static void skel_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset)
 153 {
 154         ;
 155 }
 156
 157 static long skel_telldir(vfs_handle_struct *handle, DIR *dirp)
 158 {
 159         return (long)-1;
 160 }
 161
 162 static void skel_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
 163 {
 164         ;
 165 }
 166
 167 static int skel_mkdir(vfs_handle_struct *handle,
 168                 const struct smb_filename *smb_fname,
 169                 mode_t mode)
 170 {
 171         errno = ENOSYS;
 172         return -1;
 173 }
 174
 175 static int skel_rmdir(vfs_handle_struct *handle,
 176                 const struct smb_filename *smb_fname)
 177 {
 178         errno = ENOSYS;
 179         return -1;
 180 }
 181
 182 static int skel_closedir(vfs_handle_struct *handle, DIR *dir)
 183 {
 184         errno = ENOSYS;
 185         return -1;
 186 }
 187
 188 static void skel_init_search_op(struct vfs_handle_struct *handle, DIR *dirp)
 189 {
 190         ;
 191 }
 192
 193 static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
 194                      files_struct *fsp, int flags, mode_t mode)
 195 {
 196         errno = ENOSYS;
 197         return -1;
 198 }
 199
 200 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
 201                                  struct smb_request *req,
 202                                  uint16_t root_dir_fid,
 203                                  struct smb_filename *smb_fname,
 204                                  uint32_t access_mask,
 205                                  uint32_t share_access,
 206                                  uint32_t create_disposition,
 207                                  uint32_t create_options,
 208                                  uint32_t file_attributes,
 209                                  uint32_t oplock_request,
 210                                  struct smb2_lease *lease,
 211                                  uint64_t allocation_size,
 212                                  uint32_t private_flags,
 213                                  struct security_descriptor *sd,
 214                                  struct ea_list *ea_list,
 215                                  files_struct **result, int *pinfo,
 216                                  const struct smb2_create_blobs *in_context_blobs,
 217                                  struct smb2_create_blobs *out_context_blobs)
 218 {
 219         return NT_STATUS_NOT_IMPLEMENTED;
 220 }
 221
 222 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 223 {
 224         errno = ENOSYS;
 225         return -1;
 226 }
 227
 228 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp,
 229                              void *data, size_t n)
 230 {
 231         errno = ENOSYS;
 232         return -1;
 233 }
 234
 235 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp,
 236                           void *data, size_t n, off_t offset)
 237 {
 238         errno = ENOSYS;
 239         return -1;
 240 }
 241
 242 static struct tevent_req *skel_pread_send(struct vfs_handle_struct *handle,
 243                                           TALLOC_CTX *mem_ctx,
 244                                           struct tevent_context *ev,
 245                                           struct files_struct *fsp,
 246                                           void *data, size_t n, off_t offset)
 247 {
 248         return NULL;
 249 }
 250
 251 static ssize_t skel_pread_recv(struct tevent_req *req,
 252                                struct vfs_aio_state *vfs_aio_state)
 253 {
 254         vfs_aio_state->error = ENOSYS;
 255         return -1;
 256 }
 257
 258 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp,
 259                           const void *data, size_t n)
 260 {
 261         errno = ENOSYS;
 262         return -1;
 263 }
 264
 265 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp,
 266                            const void *data, size_t n, off_t offset)
 267 {
 268         errno = ENOSYS;
 269         return -1;
 270 }
 271
 272 static struct tevent_req *skel_pwrite_send(struct vfs_handle_struct *handle,
 273                                            TALLOC_CTX *mem_ctx,
 274                                            struct tevent_context *ev,
 275                                            struct files_struct *fsp,
 276                                            const void *data,
 277                                            size_t n, off_t offset)
 278 {
 279         return NULL;
 280 }
 281
 282 static ssize_t skel_pwrite_recv(struct tevent_req *req,
 283                                 struct vfs_aio_state *vfs_aio_state)
 284 {
 285         vfs_aio_state->error = ENOSYS;
 286         return -1;
 287 }
 288
 289 static off_t skel_lseek(vfs_handle_struct *handle, files_struct *fsp,
 290                         off_t offset, int whence)
 291 {
 292         errno = ENOSYS;
 293         return (off_t) - 1;
 294 }
 295
 296 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd,
 297                              files_struct *fromfsp, const DATA_BLOB *hdr,
 298                              off_t offset, size_t n)
 299 {
 300         errno = ENOSYS;
 301         return -1;
 302 }
 303
 304 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd,
 305                              files_struct *tofsp, off_t offset, size_t n)
 306 {
 307         errno = ENOSYS;
 308         return -1;
 309 }
 310
 311 static int skel_rename(vfs_handle_struct *handle,
 312                        const struct smb_filename *smb_fname_src,
 313                        const struct smb_filename *smb_fname_dst)
 314 {
 315         errno = ENOSYS;
 316         return -1;
 317 }
 318
 319 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
 320 {
 321         errno = ENOSYS;
 322         return -1;
 323 }
 324
 325 static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
 326                                           TALLOC_CTX *mem_ctx,
 327                                           struct tevent_context *ev,
 328                                           struct files_struct *fsp)
 329 {
 330         return NULL;
 331 }
 332
 333 static int skel_fsync_recv(struct tevent_req *req,
 334                            struct vfs_aio_state *vfs_aio_state)
 335 {
 336         vfs_aio_state->error = ENOSYS;
 337         return -1;
 338 }
 339
 340 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 341 {
 342         errno = ENOSYS;
 343         return -1;
 344 }
 345
 346 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp,
 347                       SMB_STRUCT_STAT *sbuf)
 348 {
 349         errno = ENOSYS;
 350         return -1;
 351 }
 352
 353 static int skel_lstat(vfs_handle_struct *handle,
 354                       struct smb_filename *smb_fname)
 355 {
 356         errno = ENOSYS;
 357         return -1;
 358 }
 359
 360 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle,
 361                                     struct files_struct *fsp,
 362                                     const SMB_STRUCT_STAT *sbuf)
 363 {
 364         errno = ENOSYS;
 365         return -1;
 366 }
 367
 368 static int skel_unlink(vfs_handle_struct *handle,
 369                        const struct smb_filename *smb_fname)
 370 {
 371         errno = ENOSYS;
 372         return -1;
 373 }
 374
 375 static int skel_chmod(vfs_handle_struct *handle,
 376                         const struct smb_filename *smb_fname,
 377                         mode_t mode)
 378 {
 379         errno = ENOSYS;
 380         return -1;
 381 }
 382
 383 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp,
 384                        mode_t mode)
 385 {
 386         errno = ENOSYS;
 387         return -1;
 388 }
 389
 390 static int skel_chown(vfs_handle_struct *handle,
 391                         const struct smb_filename *smb_fname,
 392                         uid_t uid,
 393                         gid_t gid)
 394 {
 395         errno = ENOSYS;
 396         return -1;
 397 }
 398
 399 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp,
 400                        uid_t uid, gid_t gid)
 401 {
 402         errno = ENOSYS;
 403         return -1;
 404 }
 405
 406 static int skel_lchown(vfs_handle_struct *handle,
 407                         const struct smb_filename *smb_fname,
 408                         uid_t uid,
 409                         gid_t gid)
 410 {
 411         errno = ENOSYS;
 412         return -1;
 413 }
 414
 415 static int skel_chdir(vfs_handle_struct *handle,
 416                         const struct smb_filename *smb_fname)
 417 {
 418         errno = ENOSYS;
 419         return -1;
 420 }
 421
 422 static struct smb_filename *skel_getwd(vfs_handle_struct *handle,
 423                                 TALLOC_CTX *ctx)
 424 {
 425         errno = ENOSYS;
 426         return NULL;
 427 }
 428
 429 static int skel_ntimes(vfs_handle_struct *handle,
 430                        const struct smb_filename *smb_fname,
 431                        struct smb_file_time *ft)
 432 {
 433         errno = ENOSYS;
 434         return -1;
 435 }
 436
 437 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
 438                           off_t offset)
 439 {
 440         errno = ENOSYS;
 441         return -1;
 442 }
 443
 444 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 445                           uint32_t mode, off_t offset, off_t len)
 446 {
 447         errno = ENOSYS;
 448         return -1;
 449 }
 450
 451 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
 452                       off_t offset, off_t count, int type)
 453 {
 454         errno = ENOSYS;
 455         return false;
 456 }
 457
 458 static int skel_kernel_flock(struct vfs_handle_struct *handle,
 459                              struct files_struct *fsp,
 460                              uint32_t share_mode, uint32_t access_mask)
 461 {
 462         errno = ENOSYS;
 463         return -1;
 464 }
 465
 466 static int skel_linux_setlease(struct vfs_handle_struct *handle,
 467                                struct files_struct *fsp, int leasetype)
 468 {
 469         errno = ENOSYS;
 470         return -1;
 471 }
 472
 473 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp,
 474                          off_t *poffset, off_t *pcount, int *ptype,
 475                          pid_t *ppid)
 476 {
 477         errno = ENOSYS;
 478         return false;
 479 }
 480
 481 static int skel_symlink(vfs_handle_struct *handle,
 482                         const char *link_contents,
 483                         const struct smb_filename *new_smb_fname)
 484 {
 485         errno = ENOSYS;
 486         return -1;
 487 }
 488
 489 static int skel_vfs_readlink(vfs_handle_struct *handle,
 490                         const struct smb_filename *smb_fname,
 491                         char *buf,
 492                         size_t bufsiz)
 493 {
 494         errno = ENOSYS;
 495         return -1;
 496 }
 497
 498 static int skel_link(vfs_handle_struct *handle,
 499                         const struct smb_filename *old_smb_fname,
 500                         const struct smb_filename *new_smb_fname)
 501 {
 502         errno = ENOSYS;
 503         return -1;
 504 }
 505
 506 static int skel_mknod(vfs_handle_struct *handle,
 507                         const struct smb_filename *smb_fname,
 508                         mode_t mode,
 509                         SMB_DEV_T dev)
 510 {
 511         errno = ENOSYS;
 512         return -1;
 513 }
 514
 515 static char *skel_realpath(vfs_handle_struct *handle, const char *path)
 516 {
 517         errno = ENOSYS;
 518         return NULL;
 519 }
 520
 521 static int skel_chflags(vfs_handle_struct *handle,
 522                         const struct smb_filename *smb_fname,
 523                         uint flags)
 524 {
 525         errno = ENOSYS;
 526         return -1;
 527 }
 528
 529 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 530                                           const SMB_STRUCT_STAT *sbuf)
 531 {
 532         struct file_id id;
 533         ZERO_STRUCT(id);
 534         errno = ENOSYS;
 535         return id;
 536 }
 537
 538 struct skel_cc_state {
 539         uint64_t unused;
 540 };
 541 static struct tevent_req *skel_copy_chunk_send(struct vfs_handle_struct *handle,
 542                                                TALLOC_CTX *mem_ctx,
 543                                                struct tevent_context *ev,
 544                                                struct files_struct *src_fsp,
 545                                                off_t src_off,
 546                                                struct files_struct *dest_fsp,
 547                                                off_t dest_off,
 548                                                off_t num,
 549                                                uint32_t flags)
 550 {
 551         struct tevent_req *req;
 552         struct skel_cc_state *cc_state;
 553
 554         req = tevent_req_create(mem_ctx, &cc_state, struct skel_cc_state);
 555         if (req == NULL) {
 556                 return NULL;
 557         }
 558
 559         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 560         return tevent_req_post(req, ev);
 561 }
 562
 563 static NTSTATUS skel_copy_chunk_recv(struct vfs_handle_struct *handle,
 564                                      struct tevent_req *req,
 565                                      off_t *copied)
 566 {
 567         NTSTATUS status;
 568
 569         if (tevent_req_is_nterror(req, &status)) {
 570                 tevent_req_received(req);
 571                 return status;
 572         }
 573         tevent_req_received(req);
 574
 575         return NT_STATUS_OK;
 576 }
 577
 578 static NTSTATUS skel_get_compression(struct vfs_handle_struct *handle,
 579                                      TALLOC_CTX *mem_ctx,
 580                                      struct files_struct *fsp,
 581                                      struct smb_filename *smb_fname,
 582                                      uint16_t *_compression_fmt)
 583 {
 584         return NT_STATUS_INVALID_DEVICE_REQUEST;
 585 }
 586
 587 static NTSTATUS skel_set_compression(struct vfs_handle_struct *handle,
 588                                      TALLOC_CTX *mem_ctx,
 589                                      struct files_struct *fsp,
 590                                      uint16_t compression_fmt)
 591 {
 592         return NT_STATUS_INVALID_DEVICE_REQUEST;
 593 }
 594
 595 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 596                                 struct files_struct *fsp,
 597                                 const struct smb_filename *smb_fname,
 598                                 TALLOC_CTX *mem_ctx,
 599                                 unsigned int *num_streams,
 600                                 struct stream_struct **streams)
 601 {
 602         return NT_STATUS_NOT_IMPLEMENTED;
 603 }
 604
 605 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 606                                   const char *path,
 607                                   const char *name,
 608                                   TALLOC_CTX *mem_ctx, char **found_name)
 609 {
 610         errno = ENOSYS;
 611         return -1;
 612 }
 613
 614 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 615                                     const char *filename)
 616 {
 617         errno = ENOSYS;
 618         return NULL;
 619 }
 620
 621 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 622                                       struct byte_range_lock *br_lck,
 623                                       struct lock_struct *plock,
 624                                       bool blocking_lock)
 625 {
 626         return NT_STATUS_NOT_IMPLEMENTED;
 627 }
 628
 629 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 630                                     struct messaging_context *msg_ctx,
 631                                     struct byte_range_lock *br_lck,
 632                                     const struct lock_struct *plock)
 633 {
 634         errno = ENOSYS;
 635         return false;
 636 }
 637
 638 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 639                                     struct byte_range_lock *br_lck,
 640                                     struct lock_struct *plock)
 641 {
 642         errno = ENOSYS;
 643         return false;
 644 }
 645
 646 static bool skel_strict_lock(struct vfs_handle_struct *handle,
 647                              struct files_struct *fsp,
 648                              struct lock_struct *plock)
 649 {
 650         errno = ENOSYS;
 651         return false;
 652 }
 653
 654 static void skel_strict_unlock(struct vfs_handle_struct *handle,
 655                                struct files_struct *fsp,
 656                                struct lock_struct *plock)
 657 {
 658         ;
 659 }
 660
 661 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 662                                     const char *mapped_name,
 663                                     enum vfs_translate_direction direction,
 664                                     TALLOC_CTX *mem_ctx, char **pmapped_name)
 665 {
 666         return NT_STATUS_NOT_IMPLEMENTED;
 667 }
 668
 669 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
 670                            struct files_struct *fsp,
 671                            TALLOC_CTX *ctx,
 672                            uint32_t function,
 673                            uint16_t req_flags,  /* Needed for UNICODE ... */
 674                            const uint8_t *_in_data,
 675                            uint32_t in_len,
 676                            uint8_t **_out_data,
 677                            uint32_t max_out_len, uint32_t *out_len)
 678 {
 679         return NT_STATUS_NOT_IMPLEMENTED;
 680 }
 681
 682 static NTSTATUS skel_readdir_attr(struct vfs_handle_struct *handle,
 683                                   const struct smb_filename *fname,
 684                                   TALLOC_CTX *mem_ctx,
 685                                   struct readdir_attr_data **pattr_data)
 686 {
 687         return NT_STATUS_NOT_IMPLEMENTED;
 688 }
 689
 690 static NTSTATUS skel_get_dos_attributes(struct vfs_handle_struct *handle,
 691                                 struct smb_filename *smb_fname,
 692                                 uint32_t *dosmode)
 693 {
 694         return NT_STATUS_NOT_IMPLEMENTED;
 695 }
 696
 697 static NTSTATUS skel_fget_dos_attributes(struct vfs_handle_struct *handle,
 698                                 struct files_struct *fsp,
 699                                 uint32_t *dosmode)
 700 {
 701         return NT_STATUS_NOT_IMPLEMENTED;
 702 }
 703
 704 static NTSTATUS skel_set_dos_attributes(struct vfs_handle_struct *handle,
 705                                 const struct smb_filename *smb_fname,
 706                                 uint32_t dosmode)
 707 {
 708         return NT_STATUS_NOT_IMPLEMENTED;
 709 }
 710
 711 static NTSTATUS skel_fset_dos_attributes(struct vfs_handle_struct *handle,
 712                                 struct files_struct *fsp,
 713                                 uint32_t dosmode)
 714 {
 715         return NT_STATUS_NOT_IMPLEMENTED;
 716 }
 717
 718 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 719                                  uint32_t security_info,
 720                                  TALLOC_CTX *mem_ctx,
 721                                  struct security_descriptor **ppdesc)
 722 {
 723         return NT_STATUS_NOT_IMPLEMENTED;
 724 }
 725
 726 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 727                                 const struct smb_filename *smb_fname,
 728                                 uint32_t security_info,
 729                                 TALLOC_CTX *mem_ctx,
 730                                 struct security_descriptor **ppdesc)
 731 {
 732         return NT_STATUS_NOT_IMPLEMENTED;
 733 }
 734
 735 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 736                                  uint32_t security_info_sent,
 737                                  const struct security_descriptor *psd)
 738 {
 739         return NT_STATUS_NOT_IMPLEMENTED;
 740 }
 741
 742 static int skel_chmod_acl(vfs_handle_struct *handle,
 743                         const struct smb_filename *smb_fname,
 744                         mode_t mode)
 745 {
 746         errno = ENOSYS;
 747         return -1;
 748 }
 749
 750 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp,
 751                            mode_t mode)
 752 {
 753         errno = ENOSYS;
 754         return -1;
 755 }
 756
 757 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,
 758                                        const struct smb_filename *smb_fname,
 759                                        SMB_ACL_TYPE_T type,
 760                                        TALLOC_CTX *mem_ctx)
 761 {
 762         errno = ENOSYS;
 763         return (SMB_ACL_T) NULL;
 764 }
 765
 766 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle,
 767                                      files_struct *fsp, TALLOC_CTX *mem_ctx)
 768 {
 769         errno = ENOSYS;
 770         return (SMB_ACL_T) NULL;
 771 }
 772
 773 static int skel_sys_acl_blob_get_file(vfs_handle_struct *handle,
 774                                 const struct smb_filename *smb_fname,
 775                                 TALLOC_CTX *mem_ctx,
 776                                 char **blob_description,
 777                                 DATA_BLOB *blob)
 778 {
 779         errno = ENOSYS;
 780         return -1;
 781 }
 782
 783 static int skel_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 784                                     files_struct *fsp, TALLOC_CTX *mem_ctx,
 785                                     char **blob_description, DATA_BLOB *blob)
 786 {
 787         errno = ENOSYS;
 788         return -1;
 789 }
 790
 791 static int skel_sys_acl_set_file(vfs_handle_struct *handle,
 792                                 const struct smb_filename *smb_fname,
 793                                 SMB_ACL_TYPE_T acltype,
 794                                 SMB_ACL_T theacl)
 795 {
 796         errno = ENOSYS;
 797         return -1;
 798 }
 799
 800 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
 801                                SMB_ACL_T theacl)
 802 {
 803         errno = ENOSYS;
 804         return -1;
 805 }
 806
 807 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,
 808                                         const struct smb_filename *smb_fname)
 809 {
 810         errno = ENOSYS;
 811         return -1;
 812 }
 813
 814 static ssize_t skel_getxattr(vfs_handle_struct *handle,
 815                                 const struct smb_filename *smb_fname,
 816                                 const char *name,
 817                                 void *value,
 818                                 size_t size)
 819 {
 820         errno = ENOSYS;
 821         return -1;
 822 }
 823
 824 static ssize_t skel_fgetxattr(vfs_handle_struct *handle,
 825                               struct files_struct *fsp, const char *name,
 826                               void *value, size_t size)
 827 {
 828         errno = ENOSYS;
 829         return -1;
 830 }
 831
 832 static ssize_t skel_listxattr(vfs_handle_struct *handle,
 833                                 const struct smb_filename *smb_fname,
 834                                 char *list,
 835                                 size_t size)
 836 {
 837         errno = ENOSYS;
 838         return -1;
 839 }
 840
 841 static ssize_t skel_flistxattr(vfs_handle_struct *handle,
 842                                struct files_struct *fsp, char *list,
 843                                size_t size)
 844 {
 845         errno = ENOSYS;
 846         return -1;
 847 }
 848
 849 static int skel_removexattr(vfs_handle_struct *handle,
 850                         const struct smb_filename *smb_fname,
 851                         const char *name)
 852 {
 853         errno = ENOSYS;
 854         return -1;
 855 }
 856
 857 static int skel_fremovexattr(vfs_handle_struct *handle,
 858                              struct files_struct *fsp, const char *name)
 859 {
 860         errno = ENOSYS;
 861         return -1;
 862         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 863 }
 864
 865 static int skel_setxattr(vfs_handle_struct *handle,
 866                         const struct smb_filename *smb_fname,
 867                         const char *name,
 868                         const void *value,
 869                         size_t size,
 870                         int flags)
 871 {
 872         errno = ENOSYS;
 873         return -1;
 874 }
 875
 876 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
 877                           const char *name, const void *value, size_t size,
 878                           int flags)
 879 {
 880         errno = ENOSYS;
 881         return -1;
 882 }
 883
 884 static bool skel_aio_force(struct vfs_handle_struct *handle,
 885                            struct files_struct *fsp)
 886 {
 887         errno = ENOSYS;
 888         return false;
 889 }
 890
 891 /* VFS operations structure */
 892
 893 struct vfs_fn_pointers skel_opaque_fns = {
 894         /* Disk operations */
 895
 896         .connect_fn = skel_connect,
 897         .disconnect_fn = skel_disconnect,
 898         .disk_free_fn = skel_disk_free,
 899         .get_quota_fn = skel_get_quota,
 900         .set_quota_fn = skel_set_quota,
 901         .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
 902         .statvfs_fn = skel_statvfs,
 903         .fs_capabilities_fn = skel_fs_capabilities,
 904         .get_dfs_referrals_fn = skel_get_dfs_referrals,
 905         .snap_check_path_fn = skel_snap_check_path,
 906         .snap_create_fn = skel_snap_create,
 907         .snap_delete_fn = skel_snap_delete,
 908
 909         /* Directory operations */
 910
 911         .opendir_fn = skel_opendir,
 912         .fdopendir_fn = skel_fdopendir,
 913         .readdir_fn = skel_readdir,
 914         .seekdir_fn = skel_seekdir,
 915         .telldir_fn = skel_telldir,
 916         .rewind_dir_fn = skel_rewind_dir,
 917         .mkdir_fn = skel_mkdir,
 918         .rmdir_fn = skel_rmdir,
 919         .closedir_fn = skel_closedir,
 920         .init_search_op_fn = skel_init_search_op,
 921
 922         /* File operations */
 923
 924         .open_fn = skel_open,
 925         .create_file_fn = skel_create_file,
 926         .close_fn = skel_close_fn,
 927         .read_fn = skel_vfs_read,
 928         .pread_fn = skel_pread,
 929         .pread_send_fn = skel_pread_send,
 930         .pread_recv_fn = skel_pread_recv,
 931         .write_fn = skel_write,
 932         .pwrite_fn = skel_pwrite,
 933         .pwrite_send_fn = skel_pwrite_send,
 934         .pwrite_recv_fn = skel_pwrite_recv,
 935         .lseek_fn = skel_lseek,
 936         .sendfile_fn = skel_sendfile,
 937         .recvfile_fn = skel_recvfile,
 938         .rename_fn = skel_rename,
 939         .fsync_fn = skel_fsync,
 940         .fsync_send_fn = skel_fsync_send,
 941         .fsync_recv_fn = skel_fsync_recv,
 942         .stat_fn = skel_stat,
 943         .fstat_fn = skel_fstat,
 944         .lstat_fn = skel_lstat,
 945         .get_alloc_size_fn = skel_get_alloc_size,
 946         .unlink_fn = skel_unlink,
 947         .chmod_fn = skel_chmod,
 948         .fchmod_fn = skel_fchmod,
 949         .chown_fn = skel_chown,
 950         .fchown_fn = skel_fchown,
 951         .lchown_fn = skel_lchown,
 952         .chdir_fn = skel_chdir,
 953         .getwd_fn = skel_getwd,
 954         .ntimes_fn = skel_ntimes,
 955         .ftruncate_fn = skel_ftruncate,
 956         .fallocate_fn = skel_fallocate,
 957         .lock_fn = skel_lock,
 958         .kernel_flock_fn = skel_kernel_flock,
 959         .linux_setlease_fn = skel_linux_setlease,
 960         .getlock_fn = skel_getlock,
 961         .symlink_fn = skel_symlink,
 962         .readlink_fn = skel_vfs_readlink,
 963         .link_fn = skel_link,
 964         .mknod_fn = skel_mknod,
 965         .realpath_fn = skel_realpath,
 966         .chflags_fn = skel_chflags,
 967         .file_id_create_fn = skel_file_id_create,
 968         .copy_chunk_send_fn = skel_copy_chunk_send,
 969         .copy_chunk_recv_fn = skel_copy_chunk_recv,
 970         .get_compression_fn = skel_get_compression,
 971         .set_compression_fn = skel_set_compression,
 972
 973         .streaminfo_fn = skel_streaminfo,
 974         .get_real_filename_fn = skel_get_real_filename,
 975         .connectpath_fn = skel_connectpath,
 976         .brl_lock_windows_fn = skel_brl_lock_windows,
 977         .brl_unlock_windows_fn = skel_brl_unlock_windows,
 978         .brl_cancel_windows_fn = skel_brl_cancel_windows,
 979         .strict_lock_fn = skel_strict_lock,
 980         .strict_unlock_fn = skel_strict_unlock,
 981         .translate_name_fn = skel_translate_name,
 982         .fsctl_fn = skel_fsctl,
 983         .readdir_attr_fn = skel_readdir_attr,
 984
 985         /* DOS attributes. */
 986         .get_dos_attributes_fn = skel_get_dos_attributes,
 987         .fget_dos_attributes_fn = skel_fget_dos_attributes,
 988         .set_dos_attributes_fn = skel_set_dos_attributes,
 989         .fset_dos_attributes_fn = skel_fset_dos_attributes,
 990
 991         /* NT ACL operations. */
 992
 993         .fget_nt_acl_fn = skel_fget_nt_acl,
 994         .get_nt_acl_fn = skel_get_nt_acl,
 995         .fset_nt_acl_fn = skel_fset_nt_acl,
 996
 997         /* POSIX ACL operations. */
 998
 999         .chmod_acl_fn = skel_chmod_acl,
1000         .fchmod_acl_fn = skel_fchmod_acl,
1001
1002         .sys_acl_get_file_fn = skel_sys_acl_get_file,
1003         .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
1004         .sys_acl_blob_get_file_fn = skel_sys_acl_blob_get_file,
1005         .sys_acl_blob_get_fd_fn = skel_sys_acl_blob_get_fd,
1006         .sys_acl_set_file_fn = skel_sys_acl_set_file,
1007         .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
1008         .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
1009
1010         /* EA operations. */
1011         .getxattr_fn = skel_getxattr,
1012         .fgetxattr_fn = skel_fgetxattr,
1013         .listxattr_fn = skel_listxattr,
1014         .flistxattr_fn = skel_flistxattr,
1015         .removexattr_fn = skel_removexattr,
1016         .fremovexattr_fn = skel_fremovexattr,
1017         .setxattr_fn = skel_setxattr,
1018         .fsetxattr_fn = skel_fsetxattr,
1019
1020         /* aio operations */
1021         .aio_force_fn = skel_aio_force,
1022 };
1023
1024 static_decl_vfs;
1025 NTSTATUS vfs_skel_opaque_init(TALLOC_CTX *ctx)
1026 {
1027         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_opaque",
1028                                 &skel_opaque_fns);
1029 }