source3/modules/vfs_not_implemented.c

   1 /*
   2  * VFS module with "not implemented " helper functions for other modules.
   3  *
   4  * Copyright (C) Tim Potter, 1999-2000
   5  * Copyright (C) Alexander Bokovoy, 2002
   6  * Copyright (C) Stefan (metze) Metzmacher, 2003,2018
   7  * Copyright (C) Jeremy Allison 2009
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 3 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23 #include "includes.h"
  24 #include "lib/util/tevent_unix.h"
  25 #include "lib/util/tevent_ntstatus.h"
  26
  27 int vfs_not_implemented_connect(
  28                         vfs_handle_struct *handle,
  29                         const char *service,
  30                         const char *user)
  31 {
  32         errno = ENOSYS;
  33         return -1;
  34 }
  35
  36 void vfs_not_implemented_disconnect(vfs_handle_struct *handle)
  37 {
  38         ;
  39 }
  40
  41 uint64_t vfs_not_implemented_disk_free(vfs_handle_struct *handle,
  42                                 const struct smb_filename *smb_fname,
  43                                 uint64_t *bsize,
  44                                 uint64_t *dfree,
  45                                 uint64_t *dsize)
  46 {
  47         *bsize = 0;
  48         *dfree = 0;
  49         *dsize = 0;
  50         return 0;
  51 }
  52
  53 int vfs_not_implemented_get_quota(vfs_handle_struct *handle,
  54                                 const struct smb_filename *smb_fname,
  55                                 enum SMB_QUOTA_TYPE qtype,
  56                                 unid_t id,
  57                                 SMB_DISK_QUOTA *dq)
  58 {
  59         errno = ENOSYS;
  60         return -1;
  61 }
  62
  63 int vfs_not_implemented_set_quota(vfs_handle_struct *handle,
  64                                   enum SMB_QUOTA_TYPE qtype,
  65                                   unid_t id, SMB_DISK_QUOTA *dq)
  66 {
  67         errno = ENOSYS;
  68         return -1;
  69 }
  70
  71 int vfs_not_implemented_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 int vfs_not_implemented_statvfs(struct vfs_handle_struct *handle,
  81                                 const struct smb_filename *smb_fname,
  82                                 struct vfs_statvfs_struct *statbuf)
  83 {
  84         errno = ENOSYS;
  85         return -1;
  86 }
  87
  88 uint32_t vfs_not_implemented_fs_capabilities(struct vfs_handle_struct *handle,
  89                                 enum timestamp_set_resolution *p_ts_res)
  90 {
  91         return 0;
  92 }
  93
  94 NTSTATUS vfs_not_implemented_get_dfs_referrals(struct vfs_handle_struct *handle,
  95                                                struct dfs_GetDFSReferral *r)
  96 {
  97         return NT_STATUS_NOT_IMPLEMENTED;
  98 }
  99
 100 NTSTATUS vfs_not_implemented_create_dfs_pathat(struct vfs_handle_struct *handle,
 101                                 struct files_struct *dirfsp,
 102                                 const struct smb_filename *smb_fname,
 103                                 const struct referral *reflist,
 104                                 size_t referral_count)
 105 {
 106         return NT_STATUS_NOT_IMPLEMENTED;
 107 }
 108
 109 NTSTATUS vfs_not_implemented_read_dfs_pathat(struct vfs_handle_struct *handle,
 110                                 TALLOC_CTX *mem_ctx,
 111                                 struct files_struct *dirfsp,
 112                                 struct smb_filename *smb_fname,
 113                                 struct referral **ppreflist,
 114                                 size_t *preferral_count)
 115 {
 116         return NT_STATUS_NOT_IMPLEMENTED;
 117 }
 118
 119 NTSTATUS vfs_not_implemented_snap_check_path(struct vfs_handle_struct *handle,
 120                                 TALLOC_CTX *mem_ctx,
 121                                 const char *service_path,
 122                                 char **base_volume)
 123 {
 124         return NT_STATUS_NOT_SUPPORTED;
 125 }
 126
 127 NTSTATUS vfs_not_implemented_snap_create(struct vfs_handle_struct *handle,
 128                                          TALLOC_CTX *mem_ctx,
 129                                          const char *base_volume,
 130                                          time_t *tstamp,
 131                                          bool rw,
 132                                          char **base_path,
 133                                          char **snap_path)
 134 {
 135         return NT_STATUS_NOT_SUPPORTED;
 136 }
 137
 138 NTSTATUS vfs_not_implemented_snap_delete(struct vfs_handle_struct *handle,
 139                                          TALLOC_CTX *mem_ctx,
 140                                          char *base_path,
 141                                          char *snap_path)
 142 {
 143         return NT_STATUS_NOT_SUPPORTED;
 144 }
 145
 146 DIR *vfs_not_implemented_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
 147                                    const char *mask, uint32_t attr)
 148 {
 149         errno = ENOSYS;
 150         return NULL;
 151 }
 152
 153 struct dirent *vfs_not_implemented_readdir(vfs_handle_struct *handle,
 154                                            struct files_struct *dirfsp,
 155                                            DIR *dirp,
 156                                            SMB_STRUCT_STAT *sbuf)
 157 {
 158         errno = ENOSYS;
 159         return NULL;
 160 }
 161
 162 void vfs_not_implemented_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset)
 163 {
 164         ;
 165 }
 166
 167 long vfs_not_implemented_telldir(vfs_handle_struct *handle, DIR *dirp)
 168 {
 169         errno = ENOSYS;
 170         return (long)-1;
 171 }
 172
 173 void vfs_not_implemented_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
 174 {
 175         ;
 176 }
 177
 178 int vfs_not_implemented_mkdirat(vfs_handle_struct *handle,
 179                 struct files_struct *dirfsp,
 180                 const struct smb_filename *smb_fname,
 181                 mode_t mode)
 182 {
 183         errno = ENOSYS;
 184         return -1;
 185 }
 186
 187 int vfs_not_implemented_closedir(vfs_handle_struct *handle, DIR *dir)
 188 {
 189         errno = ENOSYS;
 190         return -1;
 191 }
 192
 193 int vfs_not_implemented_openat(vfs_handle_struct *handle,
 194                                const struct files_struct *dirfsp,
 195                                const struct smb_filename *smb_fname,
 196                                struct files_struct *fsp,
 197                                int flags,
 198                                mode_t mode)
 199 {
 200         errno = ENOSYS;
 201         return -1;
 202 }
 203
 204 NTSTATUS vfs_not_implemented_create_file(struct vfs_handle_struct *handle,
 205                                 struct smb_request *req,
 206                                 struct smb_filename *smb_fname,
 207                                 uint32_t access_mask,
 208                                 uint32_t share_access,
 209                                 uint32_t create_disposition,
 210                                 uint32_t create_options,
 211                                 uint32_t file_attributes,
 212                                 uint32_t oplock_request,
 213                                 const struct smb2_lease *lease,
 214                                 uint64_t allocation_size,
 215                                 uint32_t private_flags,
 216                                 struct security_descriptor *sd,
 217                                 struct ea_list *ea_list,
 218                                 files_struct **result, int *pinfo,
 219                                 const struct smb2_create_blobs *in_context_blobs,
 220                                 struct smb2_create_blobs *out_context_blobs)
 221 {
 222         return NT_STATUS_NOT_IMPLEMENTED;
 223 }
 224
 225 int vfs_not_implemented_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 226 {
 227         errno = ENOSYS;
 228         return -1;
 229 }
 230
 231 ssize_t vfs_not_implemented_pread(vfs_handle_struct *handle, files_struct *fsp,
 232                                   void *data, size_t n, off_t offset)
 233 {
 234         errno = ENOSYS;
 235         return -1;
 236 }
 237
 238 struct tevent_req *vfs_not_implemented_pread_send(struct vfs_handle_struct *handle,
 239                                                   TALLOC_CTX *mem_ctx,
 240                                                   struct tevent_context *ev,
 241                                                   struct files_struct *fsp,
 242                                                   void *data, size_t n, off_t offset)
 243 {
 244         return NULL;
 245 }
 246
 247 ssize_t vfs_not_implemented_pread_recv(struct tevent_req *req,
 248                                        struct vfs_aio_state *vfs_aio_state)
 249 {
 250         vfs_aio_state->error = ENOSYS;
 251         return -1;
 252 }
 253
 254 ssize_t vfs_not_implemented_pwrite(vfs_handle_struct *handle, files_struct *fsp,
 255                                    const void *data, size_t n, off_t offset)
 256 {
 257         errno = ENOSYS;
 258         return -1;
 259 }
 260
 261 struct tevent_req *vfs_not_implemented_pwrite_send(struct vfs_handle_struct *handle,
 262                                                    TALLOC_CTX *mem_ctx,
 263                                                    struct tevent_context *ev,
 264                                                    struct files_struct *fsp,
 265                                                    const void *data,
 266                                                    size_t n, off_t offset)
 267 {
 268         return NULL;
 269 }
 270
 271 ssize_t vfs_not_implemented_pwrite_recv(struct tevent_req *req,
 272                                 struct vfs_aio_state *vfs_aio_state)
 273 {
 274         vfs_aio_state->error = ENOSYS;
 275         return -1;
 276 }
 277
 278 off_t vfs_not_implemented_lseek(vfs_handle_struct *handle, files_struct *fsp,
 279                         off_t offset, int whence)
 280 {
 281         errno = ENOSYS;
 282         return (off_t) - 1;
 283 }
 284
 285 ssize_t vfs_not_implemented_sendfile(vfs_handle_struct *handle, int tofd,
 286                                      files_struct *fromfsp, const DATA_BLOB *hdr,
 287                                      off_t offset, size_t n)
 288 {
 289         errno = ENOSYS;
 290         return -1;
 291 }
 292
 293 ssize_t vfs_not_implemented_recvfile(vfs_handle_struct *handle, int fromfd,
 294                                      files_struct *tofsp, off_t offset, size_t n)
 295 {
 296         errno = ENOSYS;
 297         return -1;
 298 }
 299
 300 int vfs_not_implemented_renameat(vfs_handle_struct *handle,
 301                                files_struct *srcfsp,
 302                                const struct smb_filename *smb_fname_src,
 303                                files_struct *dstfsp,
 304                                const struct smb_filename *smb_fname_dst)
 305 {
 306         errno = ENOSYS;
 307         return -1;
 308 }
 309
 310 struct tevent_req *vfs_not_implemented_fsync_send(struct vfs_handle_struct *handle,
 311                                                   TALLOC_CTX *mem_ctx,
 312                                                   struct tevent_context *ev,
 313                                                   struct files_struct *fsp)
 314 {
 315         return NULL;
 316 }
 317
 318 int vfs_not_implemented_fsync_recv(struct tevent_req *req,
 319                                    struct vfs_aio_state *vfs_aio_state)
 320 {
 321         vfs_aio_state->error = ENOSYS;
 322         return -1;
 323 }
 324
 325 int vfs_not_implemented_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 326 {
 327         errno = ENOSYS;
 328         return -1;
 329 }
 330
 331 int vfs_not_implemented_fstat(vfs_handle_struct *handle, files_struct *fsp,
 332                         SMB_STRUCT_STAT *sbuf)
 333 {
 334         errno = ENOSYS;
 335         return -1;
 336 }
 337
 338 int vfs_not_implemented_lstat(vfs_handle_struct *handle,
 339                               struct smb_filename *smb_fname)
 340 {
 341         errno = ENOSYS;
 342         return -1;
 343 }
 344
 345 uint64_t vfs_not_implemented_get_alloc_size(struct vfs_handle_struct *handle,
 346                                             struct files_struct *fsp,
 347                                             const SMB_STRUCT_STAT *sbuf)
 348 {
 349         errno = ENOSYS;
 350         return -1;
 351 }
 352
 353 int vfs_not_implemented_unlinkat(vfs_handle_struct *handle,
 354                         struct files_struct *dirfsp,
 355                         const struct smb_filename *smb_fname,
 356                         int flags)
 357 {
 358         errno = ENOSYS;
 359         return -1;
 360 }
 361
 362 int vfs_not_implemented_fchmod(vfs_handle_struct *handle, files_struct *fsp,
 363                                mode_t mode)
 364 {
 365         errno = ENOSYS;
 366         return -1;
 367 }
 368
 369 int vfs_not_implemented_fchown(vfs_handle_struct *handle, files_struct *fsp,
 370                                uid_t uid, gid_t gid)
 371 {
 372         errno = ENOSYS;
 373         return -1;
 374 }
 375
 376 int vfs_not_implemented_lchown(vfs_handle_struct *handle,
 377                                const struct smb_filename *smb_fname,
 378                                uid_t uid,
 379                                gid_t gid)
 380 {
 381         errno = ENOSYS;
 382         return -1;
 383 }
 384
 385 int vfs_not_implemented_chdir(vfs_handle_struct *handle,
 386                               const struct smb_filename *smb_fname)
 387 {
 388         errno = ENOSYS;
 389         return -1;
 390 }
 391
 392 struct smb_filename *vfs_not_implemented_getwd(vfs_handle_struct *handle,
 393                                                TALLOC_CTX *ctx)
 394 {
 395         errno = ENOSYS;
 396         return NULL;
 397 }
 398
 399 int vfs_not_implemented_ntimes(vfs_handle_struct *handle,
 400                                const struct smb_filename *smb_fname,
 401                                struct smb_file_time *ft)
 402 {
 403         errno = ENOSYS;
 404         return -1;
 405 }
 406
 407 int vfs_not_implemented_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
 408                                   off_t offset)
 409 {
 410         errno = ENOSYS;
 411         return -1;
 412 }
 413
 414 int vfs_not_implemented_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 415                                   uint32_t mode, off_t offset, off_t len)
 416 {
 417         errno = ENOSYS;
 418         return -1;
 419 }
 420
 421 bool vfs_not_implemented_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
 422                               off_t offset, off_t count, int type)
 423 {
 424         errno = ENOSYS;
 425         return false;
 426 }
 427
 428 int vfs_not_implemented_kernel_flock(struct vfs_handle_struct *handle,
 429                                      struct files_struct *fsp,
 430                                      uint32_t share_access, uint32_t access_mask)
 431 {
 432         errno = ENOSYS;
 433         return -1;
 434 }
 435
 436 int vfs_not_implemented_fcntl(struct vfs_handle_struct *handle,
 437                               struct files_struct *fsp, int cmd,
 438                               va_list cmd_arg)
 439 {
 440         errno = ENOSYS;
 441         return -1;
 442 }
 443
 444 int vfs_not_implemented_linux_setlease(struct vfs_handle_struct *handle,
 445                                        struct files_struct *fsp, int leasetype)
 446 {
 447         errno = ENOSYS;
 448         return -1;
 449 }
 450
 451 bool vfs_not_implemented_getlock(vfs_handle_struct *handle, files_struct *fsp,
 452                                  off_t *poffset, off_t *pcount, int *ptype,
 453                                  pid_t *ppid)
 454 {
 455         errno = ENOSYS;
 456         return false;
 457 }
 458
 459 int vfs_not_implemented_symlinkat(vfs_handle_struct *handle,
 460                                 const struct smb_filename *link_contents,
 461                                 struct files_struct *dirfsp,
 462                                 const struct smb_filename *new_smb_fname)
 463 {
 464         errno = ENOSYS;
 465         return -1;
 466 }
 467
 468 int vfs_not_implemented_vfs_readlinkat(vfs_handle_struct *handle,
 469                         const struct files_struct *dirfsp,
 470                         const struct smb_filename *smb_fname,
 471                         char *buf,
 472                         size_t bufsiz)
 473 {
 474         errno = ENOSYS;
 475         return -1;
 476 }
 477
 478 int vfs_not_implemented_linkat(vfs_handle_struct *handle,
 479                         files_struct *srcfsp,
 480                         const struct smb_filename *old_smb_fname,
 481                         files_struct *dstfsp,
 482                         const struct smb_filename *new_smb_fname,
 483                         int flags)
 484 {
 485         errno = ENOSYS;
 486         return -1;
 487 }
 488
 489 int vfs_not_implemented_mknodat(vfs_handle_struct *handle,
 490                         files_struct *dirfsp,
 491                         const struct smb_filename *smb_fname,
 492                         mode_t mode,
 493                         SMB_DEV_T dev)
 494 {
 495         errno = ENOSYS;
 496         return -1;
 497 }
 498
 499 struct smb_filename *vfs_not_implemented_realpath(vfs_handle_struct *handle,
 500                                                   TALLOC_CTX *ctx,
 501                                                   const struct smb_filename *smb_fname)
 502 {
 503         errno = ENOSYS;
 504         return NULL;
 505 }
 506
 507 int vfs_not_implemented_chflags(vfs_handle_struct *handle,
 508                                 const struct smb_filename *smb_fname,
 509                                 uint flags)
 510 {
 511         errno = ENOSYS;
 512         return -1;
 513 }
 514
 515 struct file_id vfs_not_implemented_file_id_create(vfs_handle_struct *handle,
 516                                                   const SMB_STRUCT_STAT *sbuf)
 517 {
 518         struct file_id id;
 519         ZERO_STRUCT(id);
 520         errno = ENOSYS;
 521         return id;
 522 }
 523
 524 uint64_t vfs_not_implemented_fs_file_id(vfs_handle_struct *handle,
 525                                         const SMB_STRUCT_STAT *sbuf)
 526 {
 527         errno = ENOSYS;
 528         return 0;
 529 }
 530
 531 struct vfs_not_implemented_offload_read_state {
 532         bool dummy;
 533 };
 534
 535 struct tevent_req *vfs_not_implemented_offload_read_send(
 536                         TALLOC_CTX *mem_ctx,
 537                         struct tevent_context *ev,
 538                         struct vfs_handle_struct *handle,
 539                         struct files_struct *fsp,
 540                         uint32_t fsctl,
 541                         uint32_t ttl,
 542                         off_t offset,
 543                         size_t to_copy)
 544 {
 545         struct tevent_req *req = NULL;
 546         struct vfs_not_implemented_offload_read_state *state = NULL;
 547
 548         req = tevent_req_create(mem_ctx, &state,
 549                                 struct vfs_not_implemented_offload_read_state);
 550         if (req == NULL) {
 551                 return NULL;
 552         }
 553
 554         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 555         return tevent_req_post(req, ev);
 556 }
 557
 558 NTSTATUS vfs_not_implemented_offload_read_recv(struct tevent_req *req,
 559                                        struct vfs_handle_struct *handle,
 560                                        TALLOC_CTX *mem_ctx,
 561                                        DATA_BLOB *_token_blob)
 562 {
 563         NTSTATUS status;
 564
 565         if (tevent_req_is_nterror(req, &status)) {
 566                 tevent_req_received(req);
 567                 return status;
 568         }
 569
 570         tevent_req_received(req);
 571         return NT_STATUS_OK;
 572 }
 573
 574 struct vfs_not_implemented_offload_write_state {
 575         uint64_t unused;
 576 };
 577
 578 struct tevent_req *vfs_not_implemented_offload_write_send(
 579                         struct vfs_handle_struct *handle,
 580                         TALLOC_CTX *mem_ctx,
 581                         struct tevent_context *ev,
 582                         uint32_t fsctl,
 583                         DATA_BLOB *token,
 584                         off_t transfer_offset,
 585                         struct files_struct *dest_fsp,
 586                         off_t dest_off,
 587                         off_t num)
 588 {
 589         struct tevent_req *req;
 590         struct vfs_not_implemented_offload_write_state *state;
 591
 592         req = tevent_req_create(mem_ctx, &state,
 593                                 struct vfs_not_implemented_offload_write_state);
 594         if (req == NULL) {
 595                 return NULL;
 596         }
 597
 598         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 599         return tevent_req_post(req, ev);
 600 }
 601
 602 NTSTATUS vfs_not_implemented_offload_write_recv(struct vfs_handle_struct *handle,
 603                                                 struct tevent_req *req,
 604                                                 off_t *copied)
 605 {
 606         NTSTATUS status;
 607
 608         if (tevent_req_is_nterror(req, &status)) {
 609                 tevent_req_received(req);
 610                 return status;
 611         }
 612
 613         tevent_req_received(req);
 614         return NT_STATUS_OK;
 615 }
 616
 617 NTSTATUS vfs_not_implemented_fget_compression(struct vfs_handle_struct *handle,
 618                                              TALLOC_CTX *mem_ctx,
 619                                              struct files_struct *fsp,
 620                                              uint16_t *_compression_fmt)
 621 {
 622         return NT_STATUS_INVALID_DEVICE_REQUEST;
 623 }
 624
 625 NTSTATUS vfs_not_implemented_set_compression(struct vfs_handle_struct *handle,
 626                                              TALLOC_CTX *mem_ctx,
 627                                              struct files_struct *fsp,
 628                                              uint16_t compression_fmt)
 629 {
 630         return NT_STATUS_INVALID_DEVICE_REQUEST;
 631 }
 632
 633 NTSTATUS vfs_not_implemented_streaminfo(struct vfs_handle_struct *handle,
 634                                         struct files_struct *fsp,
 635                                         const struct smb_filename *smb_fname,
 636                                         TALLOC_CTX *mem_ctx,
 637                                         unsigned int *num_streams,
 638                                         struct stream_struct **streams)
 639 {
 640         return NT_STATUS_NOT_IMPLEMENTED;
 641 }
 642
 643 int vfs_not_implemented_get_real_filename(struct vfs_handle_struct *handle,
 644                                           const struct smb_filename *path,
 645                                           const char *name,
 646                                           TALLOC_CTX *mem_ctx,
 647                                           char **found_name)
 648 {
 649         errno = ENOSYS;
 650         return -1;
 651 }
 652
 653 const char *vfs_not_implemented_connectpath(struct vfs_handle_struct *handle,
 654                                             const struct smb_filename *smb_fname)
 655 {
 656         errno = ENOSYS;
 657         return NULL;
 658 }
 659
 660 NTSTATUS vfs_not_implemented_brl_lock_windows(struct vfs_handle_struct *handle,
 661                                               struct byte_range_lock *br_lck,
 662                                               struct lock_struct *plock)
 663 {
 664         return NT_STATUS_NOT_IMPLEMENTED;
 665 }
 666
 667 bool vfs_not_implemented_brl_unlock_windows(struct vfs_handle_struct *handle,
 668                                             struct byte_range_lock *br_lck,
 669                                             const struct lock_struct *plock)
 670 {
 671         errno = ENOSYS;
 672         return false;
 673 }
 674
 675 bool vfs_not_implemented_strict_lock_check(struct vfs_handle_struct *handle,
 676                                            struct files_struct *fsp,
 677                                            struct lock_struct *plock)
 678 {
 679         errno = ENOSYS;
 680         return false;
 681 }
 682
 683 NTSTATUS vfs_not_implemented_translate_name(struct vfs_handle_struct *handle,
 684                                             const char *mapped_name,
 685                                             enum vfs_translate_direction direction,
 686                                             TALLOC_CTX *mem_ctx, char **pmapped_name)
 687 {
 688         return NT_STATUS_NOT_IMPLEMENTED;
 689 }
 690
 691 NTSTATUS vfs_not_implemented_fsctl(struct vfs_handle_struct *handle,
 692                                    struct files_struct *fsp,
 693                                    TALLOC_CTX *ctx,
 694                                    uint32_t function,
 695                                    uint16_t req_flags,  /* Needed for UNICODE ... */
 696                                    const uint8_t *_in_data,
 697                                    uint32_t in_len,
 698                                    uint8_t **_out_data,
 699                                    uint32_t max_out_len, uint32_t *out_len)
 700 {
 701         return NT_STATUS_NOT_IMPLEMENTED;
 702 }
 703
 704 NTSTATUS vfs_not_implemented_readdir_attr(struct vfs_handle_struct *handle,
 705                                           const struct smb_filename *fname,
 706                                           TALLOC_CTX *mem_ctx,
 707                                           struct readdir_attr_data **pattr_data)
 708 {
 709         return NT_STATUS_NOT_IMPLEMENTED;
 710 }
 711
 712 struct vfs_not_implemented_get_dos_attributes_state {
 713         struct vfs_aio_state aio_state;
 714         uint32_t dosmode;
 715 };
 716
 717 struct tevent_req *vfs_not_implemented_get_dos_attributes_send(
 718                         TALLOC_CTX *mem_ctx,
 719                         struct tevent_context *ev,
 720                         struct vfs_handle_struct *handle,
 721                         files_struct *dir_fsp,
 722                         struct smb_filename *smb_fname)
 723 {
 724         struct tevent_req *req = NULL;
 725         struct vfs_not_implemented_get_dos_attributes_state *state = NULL;
 726
 727         req = tevent_req_create(mem_ctx, &state,
 728                         struct vfs_not_implemented_get_dos_attributes_state);
 729         if (req == NULL) {
 730                 return NULL;
 731         }
 732
 733         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 734         return tevent_req_post(req, ev);
 735 }
 736
 737 NTSTATUS vfs_not_implemented_get_dos_attributes_recv(
 738                         struct tevent_req *req,
 739                         struct vfs_aio_state *aio_state,
 740                         uint32_t *dosmode)
 741 {
 742         struct vfs_not_implemented_get_dos_attributes_state *state =
 743                 tevent_req_data(req,
 744                 struct vfs_not_implemented_get_dos_attributes_state);
 745         NTSTATUS status;
 746
 747         if (tevent_req_is_nterror(req, &status)) {
 748                 tevent_req_received(req);
 749                 return status;
 750         }
 751
 752         *aio_state = state->aio_state;
 753         *dosmode = state->dosmode;
 754         tevent_req_received(req);
 755         return NT_STATUS_OK;
 756 }
 757
 758 NTSTATUS vfs_not_implemented_fget_dos_attributes(struct vfs_handle_struct *handle,
 759                                                  struct files_struct *fsp,
 760                                                  uint32_t *dosmode)
 761 {
 762         return NT_STATUS_NOT_IMPLEMENTED;
 763 }
 764
 765 NTSTATUS vfs_not_implemented_fset_dos_attributes(struct vfs_handle_struct *handle,
 766                                                  struct files_struct *fsp,
 767                                                  uint32_t dosmode)
 768 {
 769         return NT_STATUS_NOT_IMPLEMENTED;
 770 }
 771
 772 NTSTATUS vfs_not_implemented_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 773                                          uint32_t security_info,
 774                                          TALLOC_CTX *mem_ctx,
 775                                          struct security_descriptor **ppdesc)
 776 {
 777         return NT_STATUS_NOT_IMPLEMENTED;
 778 }
 779
 780 NTSTATUS vfs_not_implemented_get_nt_acl_at(vfs_handle_struct *handle,
 781                                         struct files_struct *dirfsp,
 782                                         const struct smb_filename *smb_fname,
 783                                         uint32_t security_info,
 784                                         TALLOC_CTX *mem_ctx,
 785                                         struct security_descriptor **ppdesc)
 786 {
 787         return NT_STATUS_NOT_IMPLEMENTED;
 788 }
 789
 790 NTSTATUS vfs_not_implemented_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 791                                          uint32_t security_info_sent,
 792                                          const struct security_descriptor *psd)
 793 {
 794         return NT_STATUS_NOT_IMPLEMENTED;
 795 }
 796
 797 SMB_ACL_T vfs_not_implemented_sys_acl_get_file(vfs_handle_struct *handle,
 798                                                const struct smb_filename *smb_fname,
 799                                                SMB_ACL_TYPE_T type,
 800                                                TALLOC_CTX *mem_ctx)
 801 {
 802         errno = ENOSYS;
 803         return (SMB_ACL_T) NULL;
 804 }
 805
 806 SMB_ACL_T vfs_not_implemented_sys_acl_get_fd(vfs_handle_struct *handle,
 807                                              files_struct *fsp, TALLOC_CTX *mem_ctx)
 808 {
 809         errno = ENOSYS;
 810         return (SMB_ACL_T) NULL;
 811 }
 812
 813 int vfs_not_implemented_sys_acl_blob_get_file(vfs_handle_struct *handle,
 814                                 const struct smb_filename *smb_fname,
 815                                 TALLOC_CTX *mem_ctx,
 816                                 char **blob_description,
 817                                 DATA_BLOB *blob)
 818 {
 819         errno = ENOSYS;
 820         return -1;
 821 }
 822
 823 int vfs_not_implemented_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 824                                 files_struct *fsp, TALLOC_CTX *mem_ctx,
 825                                 char **blob_description, DATA_BLOB *blob)
 826 {
 827         errno = ENOSYS;
 828         return -1;
 829 }
 830
 831 int vfs_not_implemented_sys_acl_set_fd(vfs_handle_struct *handle,
 832                                        struct files_struct *fsp,
 833                                        SMB_ACL_TYPE_T type,
 834                                        SMB_ACL_T theacl)
 835 {
 836         errno = ENOSYS;
 837         return -1;
 838 }
 839
 840 int vfs_not_implemented_sys_acl_delete_def_file(vfs_handle_struct *handle,
 841                                         const struct smb_filename *smb_fname)
 842 {
 843         errno = ENOSYS;
 844         return -1;
 845 }
 846
 847 ssize_t vfs_not_implemented_getxattr(vfs_handle_struct *handle,
 848                                 const struct smb_filename *smb_fname,
 849                                 const char *name,
 850                                 void *value,
 851                                 size_t size)
 852 {
 853         errno = ENOSYS;
 854         return -1;
 855 }
 856
 857 struct vfs_not_implemented_getxattrat_state {
 858         struct vfs_aio_state aio_state;
 859         ssize_t xattr_size;
 860         uint8_t *xattr_value;
 861 };
 862
 863 struct tevent_req *vfs_not_implemented_getxattrat_send(
 864                         TALLOC_CTX *mem_ctx,
 865                         struct tevent_context *ev,
 866                         struct vfs_handle_struct *handle,
 867                         files_struct *dir_fsp,
 868                         const struct smb_filename *smb_fname,
 869                         const char *xattr_name,
 870                         size_t alloc_hint)
 871 {
 872         struct tevent_req *req = NULL;
 873         struct vfs_not_implemented_getxattrat_state *state = NULL;
 874
 875         req = tevent_req_create(mem_ctx, &state,
 876                                 struct vfs_not_implemented_getxattrat_state);
 877         if (req == NULL) {
 878                 return NULL;
 879         }
 880
 881         tevent_req_error(req, ENOSYS);
 882         return tevent_req_post(req, ev);
 883 }
 884
 885 ssize_t vfs_not_implemented_getxattrat_recv(struct tevent_req *req,
 886                                     struct vfs_aio_state *aio_state,
 887                                     TALLOC_CTX *mem_ctx,
 888                                     uint8_t **xattr_value)
 889 {
 890         struct vfs_not_implemented_getxattrat_state *state = tevent_req_data(
 891                 req, struct vfs_not_implemented_getxattrat_state);
 892         ssize_t xattr_size;
 893
 894         if (tevent_req_is_unix_error(req, &aio_state->error)) {
 895                 tevent_req_received(req);
 896                 return -1;
 897         }
 898
 899         *aio_state = state->aio_state;
 900         xattr_size = state->xattr_size;
 901         if (xattr_value != NULL) {
 902                 *xattr_value = talloc_move(mem_ctx, &state->xattr_value);
 903         }
 904
 905         tevent_req_received(req);
 906         return xattr_size;
 907 }
 908
 909 ssize_t vfs_not_implemented_fgetxattr(vfs_handle_struct *handle,
 910                               struct files_struct *fsp, const char *name,
 911                               void *value, size_t size)
 912 {
 913         errno = ENOSYS;
 914         return -1;
 915 }
 916
 917 ssize_t vfs_not_implemented_flistxattr(vfs_handle_struct *handle,
 918                                        struct files_struct *fsp, char *list,
 919                                        size_t size)
 920 {
 921         errno = ENOSYS;
 922         return -1;
 923 }
 924
 925 int vfs_not_implemented_fremovexattr(vfs_handle_struct *handle,
 926                                      struct files_struct *fsp, const char *name)
 927 {
 928         errno = ENOSYS;
 929         return -1;
 930 }
 931
 932 int vfs_not_implemented_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
 933                                   const char *name, const void *value, size_t size,
 934                                   int flags)
 935 {
 936         errno = ENOSYS;
 937         return -1;
 938 }
 939
 940 bool vfs_not_implemented_aio_force(struct vfs_handle_struct *handle,
 941                                    struct files_struct *fsp)
 942 {
 943         errno = ENOSYS;
 944         return false;
 945 }
 946
 947 NTSTATUS vfs_not_implemented_audit_file(struct vfs_handle_struct *handle,
 948                                         struct smb_filename *file,
 949                                         struct security_acl *sacl,
 950                                         uint32_t access_requested,
 951                                         uint32_t access_denied)
 952 {
 953         return NT_STATUS_NOT_IMPLEMENTED;
 954 }
 955
 956 NTSTATUS vfs_not_implemented_durable_cookie(struct vfs_handle_struct *handle,
 957                                             struct files_struct *fsp,
 958                                             TALLOC_CTX *mem_ctx,
 959                                             DATA_BLOB *cookie)
 960 {
 961         return NT_STATUS_NOT_IMPLEMENTED;
 962 }
 963
 964 NTSTATUS vfs_not_implemented_durable_disconnect(struct vfs_handle_struct *handle,
 965                                                 struct files_struct *fsp,
 966                                                 const DATA_BLOB old_cookie,
 967                                                 TALLOC_CTX *mem_ctx,
 968                                                 DATA_BLOB *new_cookie)
 969 {
 970         return NT_STATUS_NOT_IMPLEMENTED;
 971 }
 972
 973 NTSTATUS vfs_not_implemented_durable_reconnect(struct vfs_handle_struct *handle,
 974                                                struct smb_request *smb1req,
 975                                                struct smbXsrv_open *op,
 976                                                const DATA_BLOB old_cookie,
 977                                                TALLOC_CTX *mem_ctx,
 978                                                struct files_struct **fsp,
 979                                                DATA_BLOB *new_cookie)
 980 {
 981         return NT_STATUS_NOT_IMPLEMENTED;
 982 }
 983
 984 /* VFS operations structure */
 985
 986 static struct vfs_fn_pointers vfs_not_implemented_fns = {
 987         /* Disk operations */
 988
 989         .connect_fn = vfs_not_implemented_connect,
 990         .disconnect_fn = vfs_not_implemented_disconnect,
 991         .disk_free_fn = vfs_not_implemented_disk_free,
 992         .get_quota_fn = vfs_not_implemented_get_quota,
 993         .set_quota_fn = vfs_not_implemented_set_quota,
 994         .get_shadow_copy_data_fn = vfs_not_implemented_get_shadow_copy_data,
 995         .statvfs_fn = vfs_not_implemented_statvfs,
 996         .fs_capabilities_fn = vfs_not_implemented_fs_capabilities,
 997         .get_dfs_referrals_fn = vfs_not_implemented_get_dfs_referrals,
 998         .create_dfs_pathat_fn = vfs_not_implemented_create_dfs_pathat,
 999         .read_dfs_pathat_fn = vfs_not_implemented_read_dfs_pathat,
1000         .snap_check_path_fn = vfs_not_implemented_snap_check_path,
1001         .snap_create_fn = vfs_not_implemented_snap_create,
1002         .snap_delete_fn = vfs_not_implemented_snap_delete,
1003
1004         /* Directory operations */
1005
1006         .fdopendir_fn = vfs_not_implemented_fdopendir,
1007         .readdir_fn = vfs_not_implemented_readdir,
1008         .seekdir_fn = vfs_not_implemented_seekdir,
1009         .telldir_fn = vfs_not_implemented_telldir,
1010         .rewind_dir_fn = vfs_not_implemented_rewind_dir,
1011         .mkdirat_fn = vfs_not_implemented_mkdirat,
1012         .closedir_fn = vfs_not_implemented_closedir,
1013
1014         /* File operations */
1015
1016         .openat_fn = vfs_not_implemented_openat,
1017         .create_file_fn = vfs_not_implemented_create_file,
1018         .close_fn = vfs_not_implemented_close_fn,
1019         .pread_fn = vfs_not_implemented_pread,
1020         .pread_send_fn = vfs_not_implemented_pread_send,
1021         .pread_recv_fn = vfs_not_implemented_pread_recv,
1022         .pwrite_fn = vfs_not_implemented_pwrite,
1023         .pwrite_send_fn = vfs_not_implemented_pwrite_send,
1024         .pwrite_recv_fn = vfs_not_implemented_pwrite_recv,
1025         .lseek_fn = vfs_not_implemented_lseek,
1026         .sendfile_fn = vfs_not_implemented_sendfile,
1027         .recvfile_fn = vfs_not_implemented_recvfile,
1028         .renameat_fn = vfs_not_implemented_renameat,
1029         .fsync_send_fn = vfs_not_implemented_fsync_send,
1030         .fsync_recv_fn = vfs_not_implemented_fsync_recv,
1031         .stat_fn = vfs_not_implemented_stat,
1032         .fstat_fn = vfs_not_implemented_fstat,
1033         .lstat_fn = vfs_not_implemented_lstat,
1034         .get_alloc_size_fn = vfs_not_implemented_get_alloc_size,
1035         .unlinkat_fn = vfs_not_implemented_unlinkat,
1036         .fchmod_fn = vfs_not_implemented_fchmod,
1037         .fchown_fn = vfs_not_implemented_fchown,
1038         .lchown_fn = vfs_not_implemented_lchown,
1039         .chdir_fn = vfs_not_implemented_chdir,
1040         .getwd_fn = vfs_not_implemented_getwd,
1041         .ntimes_fn = vfs_not_implemented_ntimes,
1042         .ftruncate_fn = vfs_not_implemented_ftruncate,
1043         .fallocate_fn = vfs_not_implemented_fallocate,
1044         .lock_fn = vfs_not_implemented_lock,
1045         .kernel_flock_fn = vfs_not_implemented_kernel_flock,
1046         .fcntl_fn = vfs_not_implemented_fcntl,
1047         .linux_setlease_fn = vfs_not_implemented_linux_setlease,
1048         .getlock_fn = vfs_not_implemented_getlock,
1049         .symlinkat_fn = vfs_not_implemented_symlinkat,
1050         .readlinkat_fn = vfs_not_implemented_vfs_readlinkat,
1051         .linkat_fn = vfs_not_implemented_linkat,
1052         .mknodat_fn = vfs_not_implemented_mknodat,
1053         .realpath_fn = vfs_not_implemented_realpath,
1054         .chflags_fn = vfs_not_implemented_chflags,
1055         .file_id_create_fn = vfs_not_implemented_file_id_create,
1056         .fs_file_id_fn = vfs_not_implemented_fs_file_id,
1057         .offload_read_send_fn = vfs_not_implemented_offload_read_send,
1058         .offload_read_recv_fn = vfs_not_implemented_offload_read_recv,
1059         .offload_write_send_fn = vfs_not_implemented_offload_write_send,
1060         .offload_write_recv_fn = vfs_not_implemented_offload_write_recv,
1061         .fget_compression_fn = vfs_not_implemented_fget_compression,
1062         .set_compression_fn = vfs_not_implemented_set_compression,
1063
1064         .streaminfo_fn = vfs_not_implemented_streaminfo,
1065         .get_real_filename_fn = vfs_not_implemented_get_real_filename,
1066         .connectpath_fn = vfs_not_implemented_connectpath,
1067         .brl_lock_windows_fn = vfs_not_implemented_brl_lock_windows,
1068         .brl_unlock_windows_fn = vfs_not_implemented_brl_unlock_windows,
1069         .strict_lock_check_fn = vfs_not_implemented_strict_lock_check,
1070         .translate_name_fn = vfs_not_implemented_translate_name,
1071         .fsctl_fn = vfs_not_implemented_fsctl,
1072         .readdir_attr_fn = vfs_not_implemented_readdir_attr,
1073         .audit_file_fn = vfs_not_implemented_audit_file,
1074
1075         /* DOS attributes. */
1076         .get_dos_attributes_send_fn = vfs_not_implemented_get_dos_attributes_send,
1077         .get_dos_attributes_recv_fn = vfs_not_implemented_get_dos_attributes_recv,
1078         .fget_dos_attributes_fn = vfs_not_implemented_fget_dos_attributes,
1079         .fset_dos_attributes_fn = vfs_not_implemented_fset_dos_attributes,
1080
1081         /* NT ACL operations. */
1082
1083         .fget_nt_acl_fn = vfs_not_implemented_fget_nt_acl,
1084         .get_nt_acl_at_fn = vfs_not_implemented_get_nt_acl_at,
1085         .fset_nt_acl_fn = vfs_not_implemented_fset_nt_acl,
1086
1087         /* POSIX ACL operations. */
1088
1089         .sys_acl_get_file_fn = vfs_not_implemented_sys_acl_get_file,
1090         .sys_acl_get_fd_fn = vfs_not_implemented_sys_acl_get_fd,
1091         .sys_acl_blob_get_file_fn = vfs_not_implemented_sys_acl_blob_get_file,
1092         .sys_acl_blob_get_fd_fn = vfs_not_implemented_sys_acl_blob_get_fd,
1093         .sys_acl_set_fd_fn = vfs_not_implemented_sys_acl_set_fd,
1094         .sys_acl_delete_def_file_fn = vfs_not_implemented_sys_acl_delete_def_file,
1095
1096         /* EA operations. */
1097         .getxattr_fn = vfs_not_implemented_getxattr,
1098         .getxattrat_send_fn = vfs_not_implemented_getxattrat_send,
1099         .getxattrat_recv_fn = vfs_not_implemented_getxattrat_recv,
1100         .fgetxattr_fn = vfs_not_implemented_fgetxattr,
1101         .flistxattr_fn = vfs_not_implemented_flistxattr,
1102         .fremovexattr_fn = vfs_not_implemented_fremovexattr,
1103         .fsetxattr_fn = vfs_not_implemented_fsetxattr,
1104
1105         /* aio operations */
1106         .aio_force_fn = vfs_not_implemented_aio_force,
1107
1108         /* durable handle operations */
1109         .durable_cookie_fn = vfs_not_implemented_durable_cookie,
1110         .durable_disconnect_fn = vfs_not_implemented_durable_disconnect,
1111         .durable_reconnect_fn = vfs_not_implemented_durable_reconnect,
1112 };
1113
1114 static_decl_vfs;
1115 NTSTATUS vfs_not_implemented_init(TALLOC_CTX *ctx)
1116 {
1117         /*
1118          * smb_vfs_assert_all_fns() makes sure every
1119          * call is implemented.
1120          */
1121         smb_vfs_assert_all_fns(&vfs_not_implemented_fns, "vfs_not_implemented");
1122         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "vfs_not_implemented",
1123                                 &vfs_not_implemented_fns);
1124 }