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