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                                bool small_query, 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, enum SMB_QUOTA_TYPE qtype,
  58                           unid_t id, SMB_DISK_QUOTA *dq)
  59 {
  60         errno = ENOSYS;
  61         return -1;
  62 }
  63
  64 static int skel_set_quota(vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype,
  65                           unid_t id, SMB_DISK_QUOTA *dq)
  66 {
  67         errno = ENOSYS;
  68         return -1;
  69 }
  70
  71 static int skel_get_shadow_copy_data(vfs_handle_struct *handle,
  72                                      files_struct *fsp,
  73                                      struct shadow_copy_data *shadow_copy_data,
  74                                      bool labels)
  75 {
  76         errno = ENOSYS;
  77         return -1;
  78 }
  79
  80 static int skel_statvfs(struct vfs_handle_struct *handle,
  81                         const char *path, struct vfs_statvfs_struct *statbuf)
  82 {
  83         errno = ENOSYS;
  84         return -1;
  85 }
  86
  87 static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle,
  88                                      enum timestamp_set_resolution *p_ts_res)
  89 {
  90         return 0;
  91 }
  92
  93 static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
  94                                        struct dfs_GetDFSReferral *r)
  95 {
  96         return NT_STATUS_NOT_IMPLEMENTED;
  97 }
  98
  99 static DIR *skel_opendir(vfs_handle_struct *handle, const char *fname,
 100                          const char *mask, uint32 attr)
 101 {
 102         return NULL;
 103 }
 104
 105 static DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
 106                            const char *mask, uint32 attr)
 107 {
 108         return NULL;
 109 }
 110
 111 static struct dirent *skel_readdir(vfs_handle_struct *handle,
 112                                    DIR *dirp, SMB_STRUCT_STAT *sbuf)
 113 {
 114         return NULL;
 115 }
 116
 117 static void skel_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset)
 118 {
 119         ;
 120 }
 121
 122 static long skel_telldir(vfs_handle_struct *handle, DIR *dirp)
 123 {
 124         return (long)-1;
 125 }
 126
 127 static void skel_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
 128 {
 129         ;
 130 }
 131
 132 static int skel_mkdir(vfs_handle_struct *handle, const char *path, mode_t mode)
 133 {
 134         errno = ENOSYS;
 135         return -1;
 136 }
 137
 138 static int skel_rmdir(vfs_handle_struct *handle, const char *path)
 139 {
 140         errno = ENOSYS;
 141         return -1;
 142 }
 143
 144 static int skel_closedir(vfs_handle_struct *handle, DIR *dir)
 145 {
 146         errno = ENOSYS;
 147         return -1;
 148 }
 149
 150 static void skel_init_search_op(struct vfs_handle_struct *handle, DIR *dirp)
 151 {
 152         ;
 153 }
 154
 155 static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
 156                      files_struct *fsp, int flags, mode_t mode)
 157 {
 158         errno = ENOSYS;
 159         return -1;
 160 }
 161
 162 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
 163                                  struct smb_request *req,
 164                                  uint16_t root_dir_fid,
 165                                  struct smb_filename *smb_fname,
 166                                  uint32_t access_mask,
 167                                  uint32_t share_access,
 168                                  uint32_t create_disposition,
 169                                  uint32_t create_options,
 170                                  uint32_t file_attributes,
 171                                  uint32_t oplock_request,
 172                                  uint64_t allocation_size,
 173                                  uint32_t private_flags,
 174                                  struct security_descriptor *sd,
 175                                  struct ea_list *ea_list,
 176                                  files_struct **result, int *pinfo)
 177 {
 178         return NT_STATUS_NOT_IMPLEMENTED;
 179 }
 180
 181 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 182 {
 183         errno = ENOSYS;
 184         return -1;
 185 }
 186
 187 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp,
 188                              void *data, size_t n)
 189 {
 190         errno = ENOSYS;
 191         return -1;
 192 }
 193
 194 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp,
 195                           void *data, size_t n, off_t offset)
 196 {
 197         errno = ENOSYS;
 198         return -1;
 199 }
 200
 201 static struct tevent_req *skel_pread_send(struct vfs_handle_struct *handle,
 202                                           TALLOC_CTX *mem_ctx,
 203                                           struct tevent_context *ev,
 204                                           struct files_struct *fsp,
 205                                           void *data, size_t n, off_t offset)
 206 {
 207         return NULL;
 208 }
 209
 210 static ssize_t skel_pread_recv(struct tevent_req *req, int *err)
 211 {
 212         *err = ENOSYS;
 213         return -1;
 214 }
 215
 216 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp,
 217                           const void *data, size_t n)
 218 {
 219         errno = ENOSYS;
 220         return -1;
 221 }
 222
 223 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp,
 224                            const void *data, size_t n, off_t offset)
 225 {
 226         errno = ENOSYS;
 227         return -1;
 228 }
 229
 230 static struct tevent_req *skel_pwrite_send(struct vfs_handle_struct *handle,
 231                                            TALLOC_CTX *mem_ctx,
 232                                            struct tevent_context *ev,
 233                                            struct files_struct *fsp,
 234                                            const void *data,
 235                                            size_t n, off_t offset)
 236 {
 237         return NULL;
 238 }
 239
 240 static ssize_t skel_pwrite_recv(struct tevent_req *req, int *err)
 241 {
 242         *err = ENOSYS;
 243         return -1;
 244 }
 245
 246 static off_t skel_lseek(vfs_handle_struct *handle, files_struct *fsp,
 247                         off_t offset, int whence)
 248 {
 249         errno = ENOSYS;
 250         return (off_t) - 1;
 251 }
 252
 253 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd,
 254                              files_struct *fromfsp, const DATA_BLOB *hdr,
 255                              off_t offset, size_t n)
 256 {
 257         errno = ENOSYS;
 258         return -1;
 259 }
 260
 261 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd,
 262                              files_struct *tofsp, off_t offset, size_t n)
 263 {
 264         errno = ENOSYS;
 265         return -1;
 266 }
 267
 268 static int skel_rename(vfs_handle_struct *handle,
 269                        const struct smb_filename *smb_fname_src,
 270                        const struct smb_filename *smb_fname_dst)
 271 {
 272         errno = ENOSYS;
 273         return -1;
 274 }
 275
 276 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
 277 {
 278         errno = ENOSYS;
 279         return -1;
 280 }
 281
 282 static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
 283                                           TALLOC_CTX *mem_ctx,
 284                                           struct tevent_context *ev,
 285                                           struct files_struct *fsp)
 286 {
 287         return NULL;
 288 }
 289
 290 static int skel_fsync_recv(struct tevent_req *req, int *err)
 291 {
 292         *err = ENOSYS;
 293         return -1;
 294 }
 295
 296 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 297 {
 298         errno = ENOSYS;
 299         return -1;
 300 }
 301
 302 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp,
 303                       SMB_STRUCT_STAT *sbuf)
 304 {
 305         errno = ENOSYS;
 306         return -1;
 307 }
 308
 309 static int skel_lstat(vfs_handle_struct *handle,
 310                       struct smb_filename *smb_fname)
 311 {
 312         errno = ENOSYS;
 313         return -1;
 314 }
 315
 316 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle,
 317                                     struct files_struct *fsp,
 318                                     const SMB_STRUCT_STAT *sbuf)
 319 {
 320         errno = ENOSYS;
 321         return -1;
 322 }
 323
 324 static int skel_unlink(vfs_handle_struct *handle,
 325                        const struct smb_filename *smb_fname)
 326 {
 327         errno = ENOSYS;
 328         return -1;
 329 }
 330
 331 static int skel_chmod(vfs_handle_struct *handle, const char *path, mode_t mode)
 332 {
 333         errno = ENOSYS;
 334         return -1;
 335 }
 336
 337 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp,
 338                        mode_t mode)
 339 {
 340         errno = ENOSYS;
 341         return -1;
 342 }
 343
 344 static int skel_chown(vfs_handle_struct *handle, const char *path,
 345                       uid_t uid, gid_t gid)
 346 {
 347         errno = ENOSYS;
 348         return -1;
 349 }
 350
 351 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp,
 352                        uid_t uid, gid_t gid)
 353 {
 354         errno = ENOSYS;
 355         return -1;
 356 }
 357
 358 static int skel_lchown(vfs_handle_struct *handle, const char *path,
 359                        uid_t uid, gid_t gid)
 360 {
 361         errno = ENOSYS;
 362         return -1;
 363 }
 364
 365 static int skel_chdir(vfs_handle_struct *handle, const char *path)
 366 {
 367         errno = ENOSYS;
 368         return -1;
 369 }
 370
 371 static char *skel_getwd(vfs_handle_struct *handle)
 372 {
 373         errno = ENOSYS;
 374         return NULL;
 375 }
 376
 377 static int skel_ntimes(vfs_handle_struct *handle,
 378                        const struct smb_filename *smb_fname,
 379                        struct smb_file_time *ft)
 380 {
 381         errno = ENOSYS;
 382         return -1;
 383 }
 384
 385 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
 386                           off_t offset)
 387 {
 388         errno = ENOSYS;
 389         return -1;
 390 }
 391
 392 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 393                           enum vfs_fallocate_mode mode, off_t offset, off_t len)
 394 {
 395         errno = ENOSYS;
 396         return -1;
 397 }
 398
 399 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
 400                       off_t offset, off_t count, int type)
 401 {
 402         errno = ENOSYS;
 403         return false;
 404 }
 405
 406 static int skel_kernel_flock(struct vfs_handle_struct *handle,
 407                              struct files_struct *fsp,
 408                              uint32 share_mode, uint32 access_mask)
 409 {
 410         errno = ENOSYS;
 411         return -1;
 412 }
 413
 414 static int skel_linux_setlease(struct vfs_handle_struct *handle,
 415                                struct files_struct *fsp, int leasetype)
 416 {
 417         errno = ENOSYS;
 418         return -1;
 419 }
 420
 421 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp,
 422                          off_t *poffset, off_t *pcount, int *ptype,
 423                          pid_t *ppid)
 424 {
 425         errno = ENOSYS;
 426         return false;
 427 }
 428
 429 static int skel_symlink(vfs_handle_struct *handle, const char *oldpath,
 430                         const char *newpath)
 431 {
 432         errno = ENOSYS;
 433         return -1;
 434 }
 435
 436 static int skel_vfs_readlink(vfs_handle_struct *handle, const char *path,
 437                              char *buf, size_t bufsiz)
 438 {
 439         errno = ENOSYS;
 440         return -1;
 441 }
 442
 443 static int skel_link(vfs_handle_struct *handle, const char *oldpath,
 444                      const char *newpath)
 445 {
 446         errno = ENOSYS;
 447         return -1;
 448 }
 449
 450 static int skel_mknod(vfs_handle_struct *handle, const char *path, mode_t mode,
 451                       SMB_DEV_T dev)
 452 {
 453         errno = ENOSYS;
 454         return -1;
 455 }
 456
 457 static char *skel_realpath(vfs_handle_struct *handle, const char *path)
 458 {
 459         errno = ENOSYS;
 460         return NULL;
 461 }
 462
 463 static NTSTATUS skel_notify_watch(struct vfs_handle_struct *handle,
 464                                   struct sys_notify_context *ctx,
 465                                   const char *path,
 466                                   uint32_t *filter,
 467                                   uint32_t *subdir_filter,
 468                                   void (*callback) (struct sys_notify_context *
 469                                                     ctx, void *private_data,
 470                                                     struct notify_event *ev),
 471                                   void *private_data, void *handle_p)
 472 {
 473         return NT_STATUS_NOT_IMPLEMENTED;
 474 }
 475
 476 static int skel_chflags(vfs_handle_struct *handle, const char *path,
 477                         uint flags)
 478 {
 479         errno = ENOSYS;
 480         return -1;
 481 }
 482
 483 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 484                                           const SMB_STRUCT_STAT *sbuf)
 485 {
 486         struct file_id id;
 487         ZERO_STRUCT(id);
 488         errno = ENOSYS;
 489         return id;
 490 }
 491
 492 struct skel_cc_state {
 493         uint64_t unused;
 494 };
 495 static struct tevent_req *skel_copy_chunk_send(struct vfs_handle_struct *handle,
 496                                                TALLOC_CTX *mem_ctx,
 497                                                struct tevent_context *ev,
 498                                                struct files_struct *src_fsp,
 499                                                off_t src_off,
 500                                                struct files_struct *dest_fsp,
 501                                                off_t dest_off,
 502                                                off_t num)
 503 {
 504         struct tevent_req *req;
 505         struct skel_cc_state *cc_state;
 506
 507         req = tevent_req_create(mem_ctx, &cc_state, struct skel_cc_state);
 508         if (req == NULL) {
 509                 return NULL;
 510         }
 511
 512         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 513         return tevent_req_post(req, ev);
 514 }
 515
 516 static NTSTATUS skel_copy_chunk_recv(struct vfs_handle_struct *handle,
 517                                      struct tevent_req *req,
 518                                      off_t *copied)
 519 {
 520         NTSTATUS status;
 521
 522         if (tevent_req_is_nterror(req, &status)) {
 523                 tevent_req_received(req);
 524                 return status;
 525         }
 526         tevent_req_received(req);
 527
 528         return NT_STATUS_OK;
 529 }
 530
 531 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 532                                 struct files_struct *fsp,
 533                                 const char *fname,
 534                                 TALLOC_CTX *mem_ctx,
 535                                 unsigned int *num_streams,
 536                                 struct stream_struct **streams)
 537 {
 538         return NT_STATUS_NOT_IMPLEMENTED;
 539 }
 540
 541 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 542                                   const char *path,
 543                                   const char *name,
 544                                   TALLOC_CTX *mem_ctx, char **found_name)
 545 {
 546         errno = ENOSYS;
 547         return -1;
 548 }
 549
 550 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 551                                     const char *filename)
 552 {
 553         errno = ENOSYS;
 554         return NULL;
 555 }
 556
 557 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 558                                       struct byte_range_lock *br_lck,
 559                                       struct lock_struct *plock,
 560                                       bool blocking_lock,
 561                                       struct blocking_lock_record *blr)
 562 {
 563         return NT_STATUS_NOT_IMPLEMENTED;
 564 }
 565
 566 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 567                                     struct messaging_context *msg_ctx,
 568                                     struct byte_range_lock *br_lck,
 569                                     const struct lock_struct *plock)
 570 {
 571         errno = ENOSYS;
 572         return false;
 573 }
 574
 575 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 576                                     struct byte_range_lock *br_lck,
 577                                     struct lock_struct *plock,
 578                                     struct blocking_lock_record *blr)
 579 {
 580         errno = ENOSYS;
 581         return false;
 582 }
 583
 584 static bool skel_strict_lock(struct vfs_handle_struct *handle,
 585                              struct files_struct *fsp,
 586                              struct lock_struct *plock)
 587 {
 588         errno = ENOSYS;
 589         return false;
 590 }
 591
 592 static void skel_strict_unlock(struct vfs_handle_struct *handle,
 593                                struct files_struct *fsp,
 594                                struct lock_struct *plock)
 595 {
 596         ;
 597 }
 598
 599 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 600                                     const char *mapped_name,
 601                                     enum vfs_translate_direction direction,
 602                                     TALLOC_CTX *mem_ctx, char **pmapped_name)
 603 {
 604         return NT_STATUS_NOT_IMPLEMENTED;
 605 }
 606
 607 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
 608                            struct files_struct *fsp,
 609                            TALLOC_CTX *ctx,
 610                            uint32_t function,
 611                            uint16_t req_flags,  /* Needed for UNICODE ... */
 612                            const uint8_t *_in_data,
 613                            uint32_t in_len,
 614                            uint8_t **_out_data,
 615                            uint32_t max_out_len, uint32_t *out_len)
 616 {
 617         return NT_STATUS_NOT_IMPLEMENTED;
 618 }
 619
 620 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 621                                  uint32 security_info,
 622                                  TALLOC_CTX *mem_ctx,
 623                                  struct security_descriptor **ppdesc)
 624 {
 625         return NT_STATUS_NOT_IMPLEMENTED;
 626 }
 627
 628 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 629                                 const char *name, uint32 security_info,
 630                                 TALLOC_CTX *mem_ctx,
 631                                 struct security_descriptor **ppdesc)
 632 {
 633         return NT_STATUS_NOT_IMPLEMENTED;
 634 }
 635
 636 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 637                                  uint32 security_info_sent,
 638                                  const struct security_descriptor *psd)
 639 {
 640         return NT_STATUS_NOT_IMPLEMENTED;
 641 }
 642
 643 static int skel_chmod_acl(vfs_handle_struct *handle, const char *name,
 644                           mode_t mode)
 645 {
 646         errno = ENOSYS;
 647         return -1;
 648 }
 649
 650 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp,
 651                            mode_t mode)
 652 {
 653         errno = ENOSYS;
 654         return -1;
 655 }
 656
 657 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,
 658                                        const char *path_p,
 659                                        SMB_ACL_TYPE_T type,
 660                                        TALLOC_CTX *mem_ctx)
 661 {
 662         errno = ENOSYS;
 663         return (SMB_ACL_T) NULL;
 664 }
 665
 666 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle,
 667                                      files_struct *fsp, TALLOC_CTX *mem_ctx)
 668 {
 669         errno = ENOSYS;
 670         return (SMB_ACL_T) NULL;
 671 }
 672
 673 static int skel_sys_acl_blob_get_file(vfs_handle_struct *handle,
 674                                       const char *path_p, TALLOC_CTX *mem_ctx,
 675                                       char **blob_description, DATA_BLOB *blob)
 676 {
 677         errno = ENOSYS;
 678         return -1;
 679 }
 680
 681 static int skel_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 682                                     files_struct *fsp, TALLOC_CTX *mem_ctx,
 683                                     char **blob_description, DATA_BLOB *blob)
 684 {
 685         errno = ENOSYS;
 686         return -1;
 687 }
 688
 689 static int skel_sys_acl_set_file(vfs_handle_struct *handle, const char *name,
 690                                  SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
 691 {
 692         errno = ENOSYS;
 693         return -1;
 694 }
 695
 696 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
 697                                SMB_ACL_T theacl)
 698 {
 699         errno = ENOSYS;
 700         return -1;
 701 }
 702
 703 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,
 704                                         const char *path)
 705 {
 706         errno = ENOSYS;
 707         return -1;
 708 }
 709
 710 static ssize_t skel_getxattr(vfs_handle_struct *handle, const char *path,
 711                              const char *name, void *value, size_t size)
 712 {
 713         errno = ENOSYS;
 714         return -1;
 715 }
 716
 717 static ssize_t skel_fgetxattr(vfs_handle_struct *handle,
 718                               struct files_struct *fsp, const char *name,
 719                               void *value, size_t size)
 720 {
 721         errno = ENOSYS;
 722         return -1;
 723 }
 724
 725 static ssize_t skel_listxattr(vfs_handle_struct *handle, const char *path,
 726                               char *list, size_t size)
 727 {
 728         errno = ENOSYS;
 729         return -1;
 730 }
 731
 732 static ssize_t skel_flistxattr(vfs_handle_struct *handle,
 733                                struct files_struct *fsp, char *list,
 734                                size_t size)
 735 {
 736         errno = ENOSYS;
 737         return -1;
 738 }
 739
 740 static int skel_removexattr(vfs_handle_struct *handle, const char *path,
 741                             const char *name)
 742 {
 743         errno = ENOSYS;
 744         return -1;
 745 }
 746
 747 static int skel_fremovexattr(vfs_handle_struct *handle,
 748                              struct files_struct *fsp, const char *name)
 749 {
 750         errno = ENOSYS;
 751         return -1;
 752         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 753 }
 754
 755 static int skel_setxattr(vfs_handle_struct *handle, const char *path,
 756                          const char *name, const void *value, size_t size,
 757                          int flags)
 758 {
 759         errno = ENOSYS;
 760         return -1;
 761 }
 762
 763 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
 764                           const char *name, const void *value, size_t size,
 765                           int flags)
 766 {
 767         errno = ENOSYS;
 768         return -1;
 769 }
 770
 771 static bool skel_aio_force(struct vfs_handle_struct *handle,
 772                            struct files_struct *fsp)
 773 {
 774         errno = ENOSYS;
 775         return false;
 776 }
 777
 778 static bool skel_is_offline(struct vfs_handle_struct *handle,
 779                             const struct smb_filename *fname,
 780                             SMB_STRUCT_STAT *sbuf)
 781 {
 782         errno = ENOSYS;
 783         return false;
 784 }
 785
 786 static int skel_set_offline(struct vfs_handle_struct *handle,
 787                             const struct smb_filename *fname)
 788 {
 789         errno = ENOSYS;
 790         return -1;
 791 }
 792
 793 /* VFS operations structure */
 794
 795 struct vfs_fn_pointers skel_opaque_fns = {
 796         /* Disk operations */
 797
 798         .connect_fn = skel_connect,
 799         .disconnect_fn = skel_disconnect,
 800         .disk_free_fn = skel_disk_free,
 801         .get_quota_fn = skel_get_quota,
 802         .set_quota_fn = skel_set_quota,
 803         .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
 804         .statvfs_fn = skel_statvfs,
 805         .fs_capabilities_fn = skel_fs_capabilities,
 806         .get_dfs_referrals_fn = skel_get_dfs_referrals,
 807
 808         /* Directory operations */
 809
 810         .opendir_fn = skel_opendir,
 811         .fdopendir_fn = skel_fdopendir,
 812         .readdir_fn = skel_readdir,
 813         .seekdir_fn = skel_seekdir,
 814         .telldir_fn = skel_telldir,
 815         .rewind_dir_fn = skel_rewind_dir,
 816         .mkdir_fn = skel_mkdir,
 817         .rmdir_fn = skel_rmdir,
 818         .closedir_fn = skel_closedir,
 819         .init_search_op_fn = skel_init_search_op,
 820
 821         /* File operations */
 822
 823         .open_fn = skel_open,
 824         .create_file_fn = skel_create_file,
 825         .close_fn = skel_close_fn,
 826         .read_fn = skel_vfs_read,
 827         .pread_fn = skel_pread,
 828         .pread_send_fn = skel_pread_send,
 829         .pread_recv_fn = skel_pread_recv,
 830         .write_fn = skel_write,
 831         .pwrite_fn = skel_pwrite,
 832         .pwrite_send_fn = skel_pwrite_send,
 833         .pwrite_recv_fn = skel_pwrite_recv,
 834         .lseek_fn = skel_lseek,
 835         .sendfile_fn = skel_sendfile,
 836         .recvfile_fn = skel_recvfile,
 837         .rename_fn = skel_rename,
 838         .fsync_fn = skel_fsync,
 839         .fsync_send_fn = skel_fsync_send,
 840         .fsync_recv_fn = skel_fsync_recv,
 841         .stat_fn = skel_stat,
 842         .fstat_fn = skel_fstat,
 843         .lstat_fn = skel_lstat,
 844         .get_alloc_size_fn = skel_get_alloc_size,
 845         .unlink_fn = skel_unlink,
 846         .chmod_fn = skel_chmod,
 847         .fchmod_fn = skel_fchmod,
 848         .chown_fn = skel_chown,
 849         .fchown_fn = skel_fchown,
 850         .lchown_fn = skel_lchown,
 851         .chdir_fn = skel_chdir,
 852         .getwd_fn = skel_getwd,
 853         .ntimes_fn = skel_ntimes,
 854         .ftruncate_fn = skel_ftruncate,
 855         .fallocate_fn = skel_fallocate,
 856         .lock_fn = skel_lock,
 857         .kernel_flock_fn = skel_kernel_flock,
 858         .linux_setlease_fn = skel_linux_setlease,
 859         .getlock_fn = skel_getlock,
 860         .symlink_fn = skel_symlink,
 861         .readlink_fn = skel_vfs_readlink,
 862         .link_fn = skel_link,
 863         .mknod_fn = skel_mknod,
 864         .realpath_fn = skel_realpath,
 865         .notify_watch_fn = skel_notify_watch,
 866         .chflags_fn = skel_chflags,
 867         .file_id_create_fn = skel_file_id_create,
 868         .copy_chunk_send_fn = skel_copy_chunk_send,
 869         .copy_chunk_recv_fn = skel_copy_chunk_recv,
 870
 871         .streaminfo_fn = skel_streaminfo,
 872         .get_real_filename_fn = skel_get_real_filename,
 873         .connectpath_fn = skel_connectpath,
 874         .brl_lock_windows_fn = skel_brl_lock_windows,
 875         .brl_unlock_windows_fn = skel_brl_unlock_windows,
 876         .brl_cancel_windows_fn = skel_brl_cancel_windows,
 877         .strict_lock_fn = skel_strict_lock,
 878         .strict_unlock_fn = skel_strict_unlock,
 879         .translate_name_fn = skel_translate_name,
 880         .fsctl_fn = skel_fsctl,
 881
 882         /* NT ACL operations. */
 883
 884         .fget_nt_acl_fn = skel_fget_nt_acl,
 885         .get_nt_acl_fn = skel_get_nt_acl,
 886         .fset_nt_acl_fn = skel_fset_nt_acl,
 887
 888         /* POSIX ACL operations. */
 889
 890         .chmod_acl_fn = skel_chmod_acl,
 891         .fchmod_acl_fn = skel_fchmod_acl,
 892
 893         .sys_acl_get_file_fn = skel_sys_acl_get_file,
 894         .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
 895         .sys_acl_blob_get_file_fn = skel_sys_acl_blob_get_file,
 896         .sys_acl_blob_get_fd_fn = skel_sys_acl_blob_get_fd,
 897         .sys_acl_set_file_fn = skel_sys_acl_set_file,
 898         .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
 899         .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
 900
 901         /* EA operations. */
 902         .getxattr_fn = skel_getxattr,
 903         .fgetxattr_fn = skel_fgetxattr,
 904         .listxattr_fn = skel_listxattr,
 905         .flistxattr_fn = skel_flistxattr,
 906         .removexattr_fn = skel_removexattr,
 907         .fremovexattr_fn = skel_fremovexattr,
 908         .setxattr_fn = skel_setxattr,
 909         .fsetxattr_fn = skel_fsetxattr,
 910
 911         /* aio operations */
 912         .aio_force_fn = skel_aio_force,
 913
 914         /* offline operations */
 915         .is_offline_fn = skel_is_offline,
 916         .set_offline_fn = skel_set_offline
 917 };
 918
 919 NTSTATUS vfs_skel_opaque_init(void)
 920 {
 921         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_opaque",
 922                                 &skel_opaque_fns);
 923 }