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 int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
 189                      files_struct *fsp, int flags, mode_t mode)
 190 {
 191         errno = ENOSYS;
 192         return -1;
 193 }
 194
 195 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
 196                                  struct smb_request *req,
 197                                  uint16_t root_dir_fid,
 198                                  struct smb_filename *smb_fname,
 199                                  uint32_t access_mask,
 200                                  uint32_t share_access,
 201                                  uint32_t create_disposition,
 202                                  uint32_t create_options,
 203                                  uint32_t file_attributes,
 204                                  uint32_t oplock_request,
 205                                  struct smb2_lease *lease,
 206                                  uint64_t allocation_size,
 207                                  uint32_t private_flags,
 208                                  struct security_descriptor *sd,
 209                                  struct ea_list *ea_list,
 210                                  files_struct **result, int *pinfo,
 211                                  const struct smb2_create_blobs *in_context_blobs,
 212                                  struct smb2_create_blobs *out_context_blobs)
 213 {
 214         return NT_STATUS_NOT_IMPLEMENTED;
 215 }
 216
 217 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 218 {
 219         errno = ENOSYS;
 220         return -1;
 221 }
 222
 223 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp,
 224                              void *data, size_t n)
 225 {
 226         errno = ENOSYS;
 227         return -1;
 228 }
 229
 230 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp,
 231                           void *data, size_t n, off_t offset)
 232 {
 233         errno = ENOSYS;
 234         return -1;
 235 }
 236
 237 static struct tevent_req *skel_pread_send(struct vfs_handle_struct *handle,
 238                                           TALLOC_CTX *mem_ctx,
 239                                           struct tevent_context *ev,
 240                                           struct files_struct *fsp,
 241                                           void *data, size_t n, off_t offset)
 242 {
 243         return NULL;
 244 }
 245
 246 static ssize_t skel_pread_recv(struct tevent_req *req,
 247                                struct vfs_aio_state *vfs_aio_state)
 248 {
 249         vfs_aio_state->error = ENOSYS;
 250         return -1;
 251 }
 252
 253 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp,
 254                           const void *data, size_t n)
 255 {
 256         errno = ENOSYS;
 257         return -1;
 258 }
 259
 260 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp,
 261                            const void *data, size_t n, off_t offset)
 262 {
 263         errno = ENOSYS;
 264         return -1;
 265 }
 266
 267 static struct tevent_req *skel_pwrite_send(struct vfs_handle_struct *handle,
 268                                            TALLOC_CTX *mem_ctx,
 269                                            struct tevent_context *ev,
 270                                            struct files_struct *fsp,
 271                                            const void *data,
 272                                            size_t n, off_t offset)
 273 {
 274         return NULL;
 275 }
 276
 277 static ssize_t skel_pwrite_recv(struct tevent_req *req,
 278                                 struct vfs_aio_state *vfs_aio_state)
 279 {
 280         vfs_aio_state->error = ENOSYS;
 281         return -1;
 282 }
 283
 284 static off_t skel_lseek(vfs_handle_struct *handle, files_struct *fsp,
 285                         off_t offset, int whence)
 286 {
 287         errno = ENOSYS;
 288         return (off_t) - 1;
 289 }
 290
 291 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd,
 292                              files_struct *fromfsp, const DATA_BLOB *hdr,
 293                              off_t offset, size_t n)
 294 {
 295         errno = ENOSYS;
 296         return -1;
 297 }
 298
 299 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd,
 300                              files_struct *tofsp, off_t offset, size_t n)
 301 {
 302         errno = ENOSYS;
 303         return -1;
 304 }
 305
 306 static int skel_rename(vfs_handle_struct *handle,
 307                        const struct smb_filename *smb_fname_src,
 308                        const struct smb_filename *smb_fname_dst)
 309 {
 310         errno = ENOSYS;
 311         return -1;
 312 }
 313
 314 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
 315 {
 316         errno = ENOSYS;
 317         return -1;
 318 }
 319
 320 static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
 321                                           TALLOC_CTX *mem_ctx,
 322                                           struct tevent_context *ev,
 323                                           struct files_struct *fsp)
 324 {
 325         return NULL;
 326 }
 327
 328 static int skel_fsync_recv(struct tevent_req *req,
 329                            struct vfs_aio_state *vfs_aio_state)
 330 {
 331         vfs_aio_state->error = ENOSYS;
 332         return -1;
 333 }
 334
 335 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 336 {
 337         errno = ENOSYS;
 338         return -1;
 339 }
 340
 341 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp,
 342                       SMB_STRUCT_STAT *sbuf)
 343 {
 344         errno = ENOSYS;
 345         return -1;
 346 }
 347
 348 static int skel_lstat(vfs_handle_struct *handle,
 349                       struct smb_filename *smb_fname)
 350 {
 351         errno = ENOSYS;
 352         return -1;
 353 }
 354
 355 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle,
 356                                     struct files_struct *fsp,
 357                                     const SMB_STRUCT_STAT *sbuf)
 358 {
 359         errno = ENOSYS;
 360         return -1;
 361 }
 362
 363 static int skel_unlink(vfs_handle_struct *handle,
 364                        const struct smb_filename *smb_fname)
 365 {
 366         errno = ENOSYS;
 367         return -1;
 368 }
 369
 370 static int skel_chmod(vfs_handle_struct *handle,
 371                         const struct smb_filename *smb_fname,
 372                         mode_t mode)
 373 {
 374         errno = ENOSYS;
 375         return -1;
 376 }
 377
 378 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp,
 379                        mode_t mode)
 380 {
 381         errno = ENOSYS;
 382         return -1;
 383 }
 384
 385 static int skel_chown(vfs_handle_struct *handle,
 386                         const struct smb_filename *smb_fname,
 387                         uid_t uid,
 388                         gid_t gid)
 389 {
 390         errno = ENOSYS;
 391         return -1;
 392 }
 393
 394 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp,
 395                        uid_t uid, gid_t gid)
 396 {
 397         errno = ENOSYS;
 398         return -1;
 399 }
 400
 401 static int skel_lchown(vfs_handle_struct *handle,
 402                         const struct smb_filename *smb_fname,
 403                         uid_t uid,
 404                         gid_t gid)
 405 {
 406         errno = ENOSYS;
 407         return -1;
 408 }
 409
 410 static int skel_chdir(vfs_handle_struct *handle,
 411                         const struct smb_filename *smb_fname)
 412 {
 413         errno = ENOSYS;
 414         return -1;
 415 }
 416
 417 static struct smb_filename *skel_getwd(vfs_handle_struct *handle,
 418                                 TALLOC_CTX *ctx)
 419 {
 420         errno = ENOSYS;
 421         return NULL;
 422 }
 423
 424 static int skel_ntimes(vfs_handle_struct *handle,
 425                        const struct smb_filename *smb_fname,
 426                        struct smb_file_time *ft)
 427 {
 428         errno = ENOSYS;
 429         return -1;
 430 }
 431
 432 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
 433                           off_t offset)
 434 {
 435         errno = ENOSYS;
 436         return -1;
 437 }
 438
 439 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 440                           uint32_t mode, off_t offset, off_t len)
 441 {
 442         errno = ENOSYS;
 443         return -1;
 444 }
 445
 446 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
 447                       off_t offset, off_t count, int type)
 448 {
 449         errno = ENOSYS;
 450         return false;
 451 }
 452
 453 static int skel_kernel_flock(struct vfs_handle_struct *handle,
 454                              struct files_struct *fsp,
 455                              uint32_t share_mode, uint32_t access_mask)
 456 {
 457         errno = ENOSYS;
 458         return -1;
 459 }
 460
 461 static int skel_linux_setlease(struct vfs_handle_struct *handle,
 462                                struct files_struct *fsp, int leasetype)
 463 {
 464         errno = ENOSYS;
 465         return -1;
 466 }
 467
 468 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp,
 469                          off_t *poffset, off_t *pcount, int *ptype,
 470                          pid_t *ppid)
 471 {
 472         errno = ENOSYS;
 473         return false;
 474 }
 475
 476 static int skel_symlink(vfs_handle_struct *handle,
 477                         const char *link_contents,
 478                         const struct smb_filename *new_smb_fname)
 479 {
 480         errno = ENOSYS;
 481         return -1;
 482 }
 483
 484 static int skel_vfs_readlink(vfs_handle_struct *handle,
 485                         const struct smb_filename *smb_fname,
 486                         char *buf,
 487                         size_t bufsiz)
 488 {
 489         errno = ENOSYS;
 490         return -1;
 491 }
 492
 493 static int skel_link(vfs_handle_struct *handle,
 494                         const struct smb_filename *old_smb_fname,
 495                         const struct smb_filename *new_smb_fname)
 496 {
 497         errno = ENOSYS;
 498         return -1;
 499 }
 500
 501 static int skel_mknod(vfs_handle_struct *handle,
 502                         const struct smb_filename *smb_fname,
 503                         mode_t mode,
 504                         SMB_DEV_T dev)
 505 {
 506         errno = ENOSYS;
 507         return -1;
 508 }
 509
 510 static struct smb_filename *skel_realpath(vfs_handle_struct *handle,
 511                         TALLOC_CTX *ctx,
 512                         const struct smb_filename *smb_fname)
 513 {
 514         errno = ENOSYS;
 515         return NULL;
 516 }
 517
 518 static int skel_chflags(vfs_handle_struct *handle,
 519                         const struct smb_filename *smb_fname,
 520                         uint flags)
 521 {
 522         errno = ENOSYS;
 523         return -1;
 524 }
 525
 526 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 527                                           const SMB_STRUCT_STAT *sbuf)
 528 {
 529         struct file_id id;
 530         ZERO_STRUCT(id);
 531         errno = ENOSYS;
 532         return id;
 533 }
 534
 535 struct skel_offload_read_state {
 536         bool dummy;
 537 };
 538
 539 static struct tevent_req *skel_offload_read_send(
 540         TALLOC_CTX *mem_ctx,
 541         struct tevent_context *ev,
 542         struct vfs_handle_struct *handle,
 543         struct files_struct *fsp,
 544         uint32_t fsctl,
 545         uint32_t ttl,
 546         off_t offset,
 547         size_t to_copy)
 548 {
 549         struct tevent_req *req = NULL;
 550         struct skel_offload_read_state *state = NULL;
 551
 552         req = tevent_req_create(mem_ctx, &state, struct skel_offload_read_state);
 553         if (req == NULL) {
 554                 return NULL;
 555         }
 556
 557         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 558         return tevent_req_post(req, ev);
 559 }
 560
 561 static NTSTATUS skel_offload_read_recv(struct tevent_req *req,
 562                                        struct vfs_handle_struct *handle,
 563                                        TALLOC_CTX *mem_ctx,
 564                                        DATA_BLOB *_token_blob)
 565 {
 566         NTSTATUS status;
 567
 568         if (tevent_req_is_nterror(req, &status)) {
 569                 tevent_req_received(req);
 570                 return status;
 571         }
 572         tevent_req_received(req);
 573
 574         return NT_STATUS_OK;
 575 }
 576
 577 struct skel_cc_state {
 578         uint64_t unused;
 579 };
 580 static struct tevent_req *skel_offload_write_send(struct vfs_handle_struct *handle,
 581                                                TALLOC_CTX *mem_ctx,
 582                                                struct tevent_context *ev,
 583                                                uint32_t fsctl,
 584                                                DATA_BLOB *token,
 585                                                off_t transfer_offset,
 586                                                struct files_struct *dest_fsp,
 587                                                off_t dest_off,
 588                                                off_t num)
 589 {
 590         struct tevent_req *req;
 591         struct skel_cc_state *cc_state;
 592
 593         req = tevent_req_create(mem_ctx, &cc_state, struct skel_cc_state);
 594         if (req == NULL) {
 595                 return NULL;
 596         }
 597
 598         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 599         return tevent_req_post(req, ev);
 600 }
 601
 602 static NTSTATUS skel_offload_write_recv(struct vfs_handle_struct *handle,
 603                                      struct tevent_req *req,
 604                                      off_t *copied)
 605 {
 606         NTSTATUS status;
 607
 608         if (tevent_req_is_nterror(req, &status)) {
 609                 tevent_req_received(req);
 610                 return status;
 611         }
 612         tevent_req_received(req);
 613
 614         return NT_STATUS_OK;
 615 }
 616
 617 static NTSTATUS skel_get_compression(struct vfs_handle_struct *handle,
 618                                      TALLOC_CTX *mem_ctx,
 619                                      struct files_struct *fsp,
 620                                      struct smb_filename *smb_fname,
 621                                      uint16_t *_compression_fmt)
 622 {
 623         return NT_STATUS_INVALID_DEVICE_REQUEST;
 624 }
 625
 626 static NTSTATUS skel_set_compression(struct vfs_handle_struct *handle,
 627                                      TALLOC_CTX *mem_ctx,
 628                                      struct files_struct *fsp,
 629                                      uint16_t compression_fmt)
 630 {
 631         return NT_STATUS_INVALID_DEVICE_REQUEST;
 632 }
 633
 634 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 635                                 struct files_struct *fsp,
 636                                 const struct smb_filename *smb_fname,
 637                                 TALLOC_CTX *mem_ctx,
 638                                 unsigned int *num_streams,
 639                                 struct stream_struct **streams)
 640 {
 641         return NT_STATUS_NOT_IMPLEMENTED;
 642 }
 643
 644 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 645                                   const char *path,
 646                                   const char *name,
 647                                   TALLOC_CTX *mem_ctx, char **found_name)
 648 {
 649         errno = ENOSYS;
 650         return -1;
 651 }
 652
 653 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 654                                 const struct smb_filename *smb_fname)
 655 {
 656         errno = ENOSYS;
 657         return NULL;
 658 }
 659
 660 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 661                                       struct byte_range_lock *br_lck,
 662                                       struct lock_struct *plock,
 663                                       bool blocking_lock)
 664 {
 665         return NT_STATUS_NOT_IMPLEMENTED;
 666 }
 667
 668 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 669                                     struct messaging_context *msg_ctx,
 670                                     struct byte_range_lock *br_lck,
 671                                     const struct lock_struct *plock)
 672 {
 673         errno = ENOSYS;
 674         return false;
 675 }
 676
 677 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 678                                     struct byte_range_lock *br_lck,
 679                                     struct lock_struct *plock)
 680 {
 681         errno = ENOSYS;
 682         return false;
 683 }
 684
 685 static bool skel_strict_lock_check(struct vfs_handle_struct *handle,
 686                                    struct files_struct *fsp,
 687                                    struct lock_struct *plock)
 688 {
 689         errno = ENOSYS;
 690         return false;
 691 }
 692
 693 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 694                                     const char *mapped_name,
 695                                     enum vfs_translate_direction direction,
 696                                     TALLOC_CTX *mem_ctx, char **pmapped_name)
 697 {
 698         return NT_STATUS_NOT_IMPLEMENTED;
 699 }
 700
 701 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
 702                            struct files_struct *fsp,
 703                            TALLOC_CTX *ctx,
 704                            uint32_t function,
 705                            uint16_t req_flags,  /* Needed for UNICODE ... */
 706                            const uint8_t *_in_data,
 707                            uint32_t in_len,
 708                            uint8_t **_out_data,
 709                            uint32_t max_out_len, uint32_t *out_len)
 710 {
 711         return NT_STATUS_NOT_IMPLEMENTED;
 712 }
 713
 714 static NTSTATUS skel_readdir_attr(struct vfs_handle_struct *handle,
 715                                   const struct smb_filename *fname,
 716                                   TALLOC_CTX *mem_ctx,
 717                                   struct readdir_attr_data **pattr_data)
 718 {
 719         return NT_STATUS_NOT_IMPLEMENTED;
 720 }
 721
 722 static NTSTATUS skel_get_dos_attributes(struct vfs_handle_struct *handle,
 723                                 struct smb_filename *smb_fname,
 724                                 uint32_t *dosmode)
 725 {
 726         return NT_STATUS_NOT_IMPLEMENTED;
 727 }
 728
 729 static NTSTATUS skel_fget_dos_attributes(struct vfs_handle_struct *handle,
 730                                 struct files_struct *fsp,
 731                                 uint32_t *dosmode)
 732 {
 733         return NT_STATUS_NOT_IMPLEMENTED;
 734 }
 735
 736 static NTSTATUS skel_set_dos_attributes(struct vfs_handle_struct *handle,
 737                                 const struct smb_filename *smb_fname,
 738                                 uint32_t dosmode)
 739 {
 740         return NT_STATUS_NOT_IMPLEMENTED;
 741 }
 742
 743 static NTSTATUS skel_fset_dos_attributes(struct vfs_handle_struct *handle,
 744                                 struct files_struct *fsp,
 745                                 uint32_t dosmode)
 746 {
 747         return NT_STATUS_NOT_IMPLEMENTED;
 748 }
 749
 750 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 751                                  uint32_t security_info,
 752                                  TALLOC_CTX *mem_ctx,
 753                                  struct security_descriptor **ppdesc)
 754 {
 755         return NT_STATUS_NOT_IMPLEMENTED;
 756 }
 757
 758 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 759                                 const struct smb_filename *smb_fname,
 760                                 uint32_t security_info,
 761                                 TALLOC_CTX *mem_ctx,
 762                                 struct security_descriptor **ppdesc)
 763 {
 764         return NT_STATUS_NOT_IMPLEMENTED;
 765 }
 766
 767 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 768                                  uint32_t security_info_sent,
 769                                  const struct security_descriptor *psd)
 770 {
 771         return NT_STATUS_NOT_IMPLEMENTED;
 772 }
 773
 774 static int skel_chmod_acl(vfs_handle_struct *handle,
 775                         const struct smb_filename *smb_fname,
 776                         mode_t mode)
 777 {
 778         errno = ENOSYS;
 779         return -1;
 780 }
 781
 782 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp,
 783                            mode_t mode)
 784 {
 785         errno = ENOSYS;
 786         return -1;
 787 }
 788
 789 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,
 790                                        const struct smb_filename *smb_fname,
 791                                        SMB_ACL_TYPE_T type,
 792                                        TALLOC_CTX *mem_ctx)
 793 {
 794         errno = ENOSYS;
 795         return (SMB_ACL_T) NULL;
 796 }
 797
 798 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle,
 799                                      files_struct *fsp, TALLOC_CTX *mem_ctx)
 800 {
 801         errno = ENOSYS;
 802         return (SMB_ACL_T) NULL;
 803 }
 804
 805 static int skel_sys_acl_blob_get_file(vfs_handle_struct *handle,
 806                                 const struct smb_filename *smb_fname,
 807                                 TALLOC_CTX *mem_ctx,
 808                                 char **blob_description,
 809                                 DATA_BLOB *blob)
 810 {
 811         errno = ENOSYS;
 812         return -1;
 813 }
 814
 815 static int skel_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 816                                     files_struct *fsp, TALLOC_CTX *mem_ctx,
 817                                     char **blob_description, DATA_BLOB *blob)
 818 {
 819         errno = ENOSYS;
 820         return -1;
 821 }
 822
 823 static int skel_sys_acl_set_file(vfs_handle_struct *handle,
 824                                 const struct smb_filename *smb_fname,
 825                                 SMB_ACL_TYPE_T acltype,
 826                                 SMB_ACL_T theacl)
 827 {
 828         errno = ENOSYS;
 829         return -1;
 830 }
 831
 832 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
 833                                SMB_ACL_T theacl)
 834 {
 835         errno = ENOSYS;
 836         return -1;
 837 }
 838
 839 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,
 840                                         const struct smb_filename *smb_fname)
 841 {
 842         errno = ENOSYS;
 843         return -1;
 844 }
 845
 846 static ssize_t skel_getxattr(vfs_handle_struct *handle,
 847                                 const struct smb_filename *smb_fname,
 848                                 const char *name,
 849                                 void *value,
 850                                 size_t size)
 851 {
 852         errno = ENOSYS;
 853         return -1;
 854 }
 855
 856 static ssize_t skel_fgetxattr(vfs_handle_struct *handle,
 857                               struct files_struct *fsp, const char *name,
 858                               void *value, size_t size)
 859 {
 860         errno = ENOSYS;
 861         return -1;
 862 }
 863
 864 static ssize_t skel_listxattr(vfs_handle_struct *handle,
 865                                 const struct smb_filename *smb_fname,
 866                                 char *list,
 867                                 size_t size)
 868 {
 869         errno = ENOSYS;
 870         return -1;
 871 }
 872
 873 static ssize_t skel_flistxattr(vfs_handle_struct *handle,
 874                                struct files_struct *fsp, char *list,
 875                                size_t size)
 876 {
 877         errno = ENOSYS;
 878         return -1;
 879 }
 880
 881 static int skel_removexattr(vfs_handle_struct *handle,
 882                         const struct smb_filename *smb_fname,
 883                         const char *name)
 884 {
 885         errno = ENOSYS;
 886         return -1;
 887 }
 888
 889 static int skel_fremovexattr(vfs_handle_struct *handle,
 890                              struct files_struct *fsp, const char *name)
 891 {
 892         errno = ENOSYS;
 893         return -1;
 894         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 895 }
 896
 897 static int skel_setxattr(vfs_handle_struct *handle,
 898                         const struct smb_filename *smb_fname,
 899                         const char *name,
 900                         const void *value,
 901                         size_t size,
 902                         int flags)
 903 {
 904         errno = ENOSYS;
 905         return -1;
 906 }
 907
 908 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
 909                           const char *name, const void *value, size_t size,
 910                           int flags)
 911 {
 912         errno = ENOSYS;
 913         return -1;
 914 }
 915
 916 static bool skel_aio_force(struct vfs_handle_struct *handle,
 917                            struct files_struct *fsp)
 918 {
 919         errno = ENOSYS;
 920         return false;
 921 }
 922
 923 /* VFS operations structure */
 924
 925 struct vfs_fn_pointers skel_opaque_fns = {
 926         /* Disk operations */
 927
 928         .connect_fn = skel_connect,
 929         .disconnect_fn = skel_disconnect,
 930         .disk_free_fn = skel_disk_free,
 931         .get_quota_fn = skel_get_quota,
 932         .set_quota_fn = skel_set_quota,
 933         .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
 934         .statvfs_fn = skel_statvfs,
 935         .fs_capabilities_fn = skel_fs_capabilities,
 936         .get_dfs_referrals_fn = skel_get_dfs_referrals,
 937         .snap_check_path_fn = skel_snap_check_path,
 938         .snap_create_fn = skel_snap_create,
 939         .snap_delete_fn = skel_snap_delete,
 940
 941         /* Directory operations */
 942
 943         .opendir_fn = skel_opendir,
 944         .fdopendir_fn = skel_fdopendir,
 945         .readdir_fn = skel_readdir,
 946         .seekdir_fn = skel_seekdir,
 947         .telldir_fn = skel_telldir,
 948         .rewind_dir_fn = skel_rewind_dir,
 949         .mkdir_fn = skel_mkdir,
 950         .rmdir_fn = skel_rmdir,
 951         .closedir_fn = skel_closedir,
 952
 953         /* File operations */
 954
 955         .open_fn = skel_open,
 956         .create_file_fn = skel_create_file,
 957         .close_fn = skel_close_fn,
 958         .read_fn = skel_vfs_read,
 959         .pread_fn = skel_pread,
 960         .pread_send_fn = skel_pread_send,
 961         .pread_recv_fn = skel_pread_recv,
 962         .write_fn = skel_write,
 963         .pwrite_fn = skel_pwrite,
 964         .pwrite_send_fn = skel_pwrite_send,
 965         .pwrite_recv_fn = skel_pwrite_recv,
 966         .lseek_fn = skel_lseek,
 967         .sendfile_fn = skel_sendfile,
 968         .recvfile_fn = skel_recvfile,
 969         .rename_fn = skel_rename,
 970         .fsync_fn = skel_fsync,
 971         .fsync_send_fn = skel_fsync_send,
 972         .fsync_recv_fn = skel_fsync_recv,
 973         .stat_fn = skel_stat,
 974         .fstat_fn = skel_fstat,
 975         .lstat_fn = skel_lstat,
 976         .get_alloc_size_fn = skel_get_alloc_size,
 977         .unlink_fn = skel_unlink,
 978         .chmod_fn = skel_chmod,
 979         .fchmod_fn = skel_fchmod,
 980         .chown_fn = skel_chown,
 981         .fchown_fn = skel_fchown,
 982         .lchown_fn = skel_lchown,
 983         .chdir_fn = skel_chdir,
 984         .getwd_fn = skel_getwd,
 985         .ntimes_fn = skel_ntimes,
 986         .ftruncate_fn = skel_ftruncate,
 987         .fallocate_fn = skel_fallocate,
 988         .lock_fn = skel_lock,
 989         .kernel_flock_fn = skel_kernel_flock,
 990         .linux_setlease_fn = skel_linux_setlease,
 991         .getlock_fn = skel_getlock,
 992         .symlink_fn = skel_symlink,
 993         .readlink_fn = skel_vfs_readlink,
 994         .link_fn = skel_link,
 995         .mknod_fn = skel_mknod,
 996         .realpath_fn = skel_realpath,
 997         .chflags_fn = skel_chflags,
 998         .file_id_create_fn = skel_file_id_create,
 999         .offload_read_send_fn = skel_offload_read_send,
1000         .offload_read_recv_fn = skel_offload_read_recv,
1001         .offload_write_send_fn = skel_offload_write_send,
1002         .offload_write_recv_fn = skel_offload_write_recv,
1003         .get_compression_fn = skel_get_compression,
1004         .set_compression_fn = skel_set_compression,
1005
1006         .streaminfo_fn = skel_streaminfo,
1007         .get_real_filename_fn = skel_get_real_filename,
1008         .connectpath_fn = skel_connectpath,
1009         .brl_lock_windows_fn = skel_brl_lock_windows,
1010         .brl_unlock_windows_fn = skel_brl_unlock_windows,
1011         .brl_cancel_windows_fn = skel_brl_cancel_windows,
1012         .strict_lock_check_fn = skel_strict_lock_check,
1013         .translate_name_fn = skel_translate_name,
1014         .fsctl_fn = skel_fsctl,
1015         .readdir_attr_fn = skel_readdir_attr,
1016
1017         /* DOS attributes. */
1018         .get_dos_attributes_fn = skel_get_dos_attributes,
1019         .fget_dos_attributes_fn = skel_fget_dos_attributes,
1020         .set_dos_attributes_fn = skel_set_dos_attributes,
1021         .fset_dos_attributes_fn = skel_fset_dos_attributes,
1022
1023         /* NT ACL operations. */
1024
1025         .fget_nt_acl_fn = skel_fget_nt_acl,
1026         .get_nt_acl_fn = skel_get_nt_acl,
1027         .fset_nt_acl_fn = skel_fset_nt_acl,
1028
1029         /* POSIX ACL operations. */
1030
1031         .chmod_acl_fn = skel_chmod_acl,
1032         .fchmod_acl_fn = skel_fchmod_acl,
1033
1034         .sys_acl_get_file_fn = skel_sys_acl_get_file,
1035         .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
1036         .sys_acl_blob_get_file_fn = skel_sys_acl_blob_get_file,
1037         .sys_acl_blob_get_fd_fn = skel_sys_acl_blob_get_fd,
1038         .sys_acl_set_file_fn = skel_sys_acl_set_file,
1039         .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
1040         .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
1041
1042         /* EA operations. */
1043         .getxattr_fn = skel_getxattr,
1044         .fgetxattr_fn = skel_fgetxattr,
1045         .listxattr_fn = skel_listxattr,
1046         .flistxattr_fn = skel_flistxattr,
1047         .removexattr_fn = skel_removexattr,
1048         .fremovexattr_fn = skel_fremovexattr,
1049         .setxattr_fn = skel_setxattr,
1050         .fsetxattr_fn = skel_fsetxattr,
1051
1052         /* aio operations */
1053         .aio_force_fn = skel_aio_force,
1054 };
1055
1056 static_decl_vfs;
1057 NTSTATUS vfs_skel_opaque_init(TALLOC_CTX *ctx)
1058 {
1059         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_opaque",
1060                                 &skel_opaque_fns);
1061 }