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