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 _PUBLIC_
  28 int vfs_not_implemented_connect(
  29                         vfs_handle_struct *handle,
  30                         const char *service,
  31                         const char *user)
  32 {
  33         errno = ENOSYS;
  34         return -1;
  35 }
  36
  37 _PUBLIC_
  38 void vfs_not_implemented_disconnect(vfs_handle_struct *handle)
  39 {
  40         ;
  41 }
  42
  43 _PUBLIC_
  44 uint64_t vfs_not_implemented_disk_free(vfs_handle_struct *handle,
  45                                 const struct smb_filename *smb_fname,
  46                                 uint64_t *bsize,
  47                                 uint64_t *dfree,
  48                                 uint64_t *dsize)
  49 {
  50         *bsize = 0;
  51         *dfree = 0;
  52         *dsize = 0;
  53         return 0;
  54 }
  55
  56 _PUBLIC_
  57 int vfs_not_implemented_get_quota(vfs_handle_struct *handle,
  58                                 const struct smb_filename *smb_fname,
  59                                 enum SMB_QUOTA_TYPE qtype,
  60                                 unid_t id,
  61                                 SMB_DISK_QUOTA *dq)
  62 {
  63         errno = ENOSYS;
  64         return -1;
  65 }
  66
  67 _PUBLIC_
  68 int vfs_not_implemented_set_quota(vfs_handle_struct *handle,
  69                                   enum SMB_QUOTA_TYPE qtype,
  70                                   unid_t id, SMB_DISK_QUOTA *dq)
  71 {
  72         errno = ENOSYS;
  73         return -1;
  74 }
  75
  76 _PUBLIC_
  77 int vfs_not_implemented_get_shadow_copy_data(vfs_handle_struct *handle,
  78                                 files_struct *fsp,
  79                                 struct shadow_copy_data *shadow_copy_data,
  80                                 bool labels)
  81 {
  82         errno = ENOSYS;
  83         return -1;
  84 }
  85
  86 _PUBLIC_
  87 int vfs_not_implemented_statvfs(struct vfs_handle_struct *handle,
  88                                 const struct smb_filename *smb_fname,
  89                                 struct vfs_statvfs_struct *statbuf)
  90 {
  91         errno = ENOSYS;
  92         return -1;
  93 }
  94
  95 _PUBLIC_
  96 uint32_t vfs_not_implemented_fs_capabilities(struct vfs_handle_struct *handle,
  97                                 enum timestamp_set_resolution *p_ts_res)
  98 {
  99         return 0;
 100 }
 101
 102 _PUBLIC_
 103 NTSTATUS vfs_not_implemented_get_dfs_referrals(struct vfs_handle_struct *handle,
 104                                                struct dfs_GetDFSReferral *r)
 105 {
 106         return NT_STATUS_NOT_IMPLEMENTED;
 107 }
 108
 109 _PUBLIC_
 110 NTSTATUS vfs_not_implemented_create_dfs_pathat(struct vfs_handle_struct *handle,
 111                                 struct files_struct *dirfsp,
 112                                 const struct smb_filename *smb_fname,
 113                                 const struct referral *reflist,
 114                                 size_t referral_count)
 115 {
 116         return NT_STATUS_NOT_IMPLEMENTED;
 117 }
 118
 119 _PUBLIC_
 120 NTSTATUS vfs_not_implemented_read_dfs_pathat(struct vfs_handle_struct *handle,
 121                                 TALLOC_CTX *mem_ctx,
 122                                 struct files_struct *dirfsp,
 123                                 struct smb_filename *smb_fname,
 124                                 struct referral **ppreflist,
 125                                 size_t *preferral_count)
 126 {
 127         return NT_STATUS_NOT_IMPLEMENTED;
 128 }
 129
 130 _PUBLIC_
 131 NTSTATUS vfs_not_implemented_snap_check_path(struct vfs_handle_struct *handle,
 132                                 TALLOC_CTX *mem_ctx,
 133                                 const char *service_path,
 134                                 char **base_volume)
 135 {
 136         return NT_STATUS_NOT_SUPPORTED;
 137 }
 138
 139 _PUBLIC_
 140 NTSTATUS vfs_not_implemented_snap_create(struct vfs_handle_struct *handle,
 141                                          TALLOC_CTX *mem_ctx,
 142                                          const char *base_volume,
 143                                          time_t *tstamp,
 144                                          bool rw,
 145                                          char **base_path,
 146                                          char **snap_path)
 147 {
 148         return NT_STATUS_NOT_SUPPORTED;
 149 }
 150
 151 _PUBLIC_
 152 NTSTATUS vfs_not_implemented_snap_delete(struct vfs_handle_struct *handle,
 153                                          TALLOC_CTX *mem_ctx,
 154                                          char *base_path,
 155                                          char *snap_path)
 156 {
 157         return NT_STATUS_NOT_SUPPORTED;
 158 }
 159
 160 _PUBLIC_
 161 DIR *vfs_not_implemented_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
 162                                    const char *mask, uint32_t attr)
 163 {
 164         errno = ENOSYS;
 165         return NULL;
 166 }
 167
 168 _PUBLIC_
 169 struct dirent *vfs_not_implemented_readdir(vfs_handle_struct *handle,
 170                                            struct files_struct *dirfsp,
 171                                            DIR *dirp)
 172 {
 173         errno = ENOSYS;
 174         return NULL;
 175 }
 176
 177 _PUBLIC_
 178 void vfs_not_implemented_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
 179 {
 180         ;
 181 }
 182
 183 _PUBLIC_
 184 int vfs_not_implemented_mkdirat(vfs_handle_struct *handle,
 185                 struct files_struct *dirfsp,
 186                 const struct smb_filename *smb_fname,
 187                 mode_t mode)
 188 {
 189         errno = ENOSYS;
 190         return -1;
 191 }
 192
 193 _PUBLIC_
 194 int vfs_not_implemented_closedir(vfs_handle_struct *handle, DIR *dir)
 195 {
 196         errno = ENOSYS;
 197         return -1;
 198 }
 199
 200 _PUBLIC_
 201 int vfs_not_implemented_openat(vfs_handle_struct *handle,
 202                                const struct files_struct *dirfsp,
 203                                const struct smb_filename *smb_fname,
 204                                struct files_struct *fsp,
 205                                const struct vfs_open_how *how)
 206 {
 207         errno = ENOSYS;
 208         return -1;
 209 }
 210
 211 _PUBLIC_
 212 NTSTATUS vfs_not_implemented_create_file(struct vfs_handle_struct *handle,
 213                                 struct smb_request *req,
 214                                 struct files_struct *dirsp,
 215                                 struct smb_filename *smb_fname,
 216                                 uint32_t access_mask,
 217                                 uint32_t share_access,
 218                                 uint32_t create_disposition,
 219                                 uint32_t create_options,
 220                                 uint32_t file_attributes,
 221                                 uint32_t oplock_request,
 222                                 const struct smb2_lease *lease,
 223                                 uint64_t allocation_size,
 224                                 uint32_t private_flags,
 225                                 struct security_descriptor *sd,
 226                                 struct ea_list *ea_list,
 227                                 files_struct **result, int *pinfo,
 228                                 const struct smb2_create_blobs *in_context_blobs,
 229                                 struct smb2_create_blobs *out_context_blobs)
 230 {
 231         return NT_STATUS_NOT_IMPLEMENTED;
 232 }
 233
 234 _PUBLIC_
 235 int vfs_not_implemented_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 236 {
 237         errno = ENOSYS;
 238         return -1;
 239 }
 240
 241 _PUBLIC_
 242 ssize_t vfs_not_implemented_pread(vfs_handle_struct *handle, files_struct *fsp,
 243                                   void *data, size_t n, off_t offset)
 244 {
 245         errno = ENOSYS;
 246         return -1;
 247 }
 248
 249 _PUBLIC_
 250 struct tevent_req *vfs_not_implemented_pread_send(struct vfs_handle_struct *handle,
 251                                                   TALLOC_CTX *mem_ctx,
 252                                                   struct tevent_context *ev,
 253                                                   struct files_struct *fsp,
 254                                                   void *data, size_t n, off_t offset)
 255 {
 256         return NULL;
 257 }
 258
 259 _PUBLIC_
 260 ssize_t vfs_not_implemented_pread_recv(struct tevent_req *req,
 261                                        struct vfs_aio_state *vfs_aio_state)
 262 {
 263         vfs_aio_state->error = ENOSYS;
 264         return -1;
 265 }
 266
 267 _PUBLIC_
 268 ssize_t vfs_not_implemented_pwrite(vfs_handle_struct *handle, files_struct *fsp,
 269                                    const void *data, size_t n, off_t offset)
 270 {
 271         errno = ENOSYS;
 272         return -1;
 273 }
 274
 275 _PUBLIC_
 276 struct tevent_req *vfs_not_implemented_pwrite_send(struct vfs_handle_struct *handle,
 277                                                    TALLOC_CTX *mem_ctx,
 278                                                    struct tevent_context *ev,
 279                                                    struct files_struct *fsp,
 280                                                    const void *data,
 281                                                    size_t n, off_t offset)
 282 {
 283         return NULL;
 284 }
 285
 286 _PUBLIC_
 287 ssize_t vfs_not_implemented_pwrite_recv(struct tevent_req *req,
 288                                 struct vfs_aio_state *vfs_aio_state)
 289 {
 290         vfs_aio_state->error = ENOSYS;
 291         return -1;
 292 }
 293
 294 _PUBLIC_
 295 off_t vfs_not_implemented_lseek(vfs_handle_struct *handle, files_struct *fsp,
 296                         off_t offset, int whence)
 297 {
 298         errno = ENOSYS;
 299         return (off_t) - 1;
 300 }
 301
 302 _PUBLIC_
 303 ssize_t vfs_not_implemented_sendfile(vfs_handle_struct *handle, int tofd,
 304                                      files_struct *fromfsp, const DATA_BLOB *hdr,
 305                                      off_t offset, size_t n)
 306 {
 307         errno = ENOSYS;
 308         return -1;
 309 }
 310
 311 _PUBLIC_
 312 ssize_t vfs_not_implemented_recvfile(vfs_handle_struct *handle, int fromfd,
 313                                      files_struct *tofsp, off_t offset, size_t n)
 314 {
 315         errno = ENOSYS;
 316         return -1;
 317 }
 318
 319 _PUBLIC_
 320 int vfs_not_implemented_renameat(vfs_handle_struct *handle,
 321                                files_struct *srcfsp,
 322                                const struct smb_filename *smb_fname_src,
 323                                files_struct *dstfsp,
 324                                const struct smb_filename *smb_fname_dst)
 325 {
 326         errno = ENOSYS;
 327         return -1;
 328 }
 329
 330 _PUBLIC_
 331 struct tevent_req *vfs_not_implemented_fsync_send(struct vfs_handle_struct *handle,
 332                                                   TALLOC_CTX *mem_ctx,
 333                                                   struct tevent_context *ev,
 334                                                   struct files_struct *fsp)
 335 {
 336         return NULL;
 337 }
 338
 339 _PUBLIC_
 340 int vfs_not_implemented_fsync_recv(struct tevent_req *req,
 341                                    struct vfs_aio_state *vfs_aio_state)
 342 {
 343         vfs_aio_state->error = ENOSYS;
 344         return -1;
 345 }
 346
 347 _PUBLIC_
 348 int vfs_not_implemented_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 349 {
 350         errno = ENOSYS;
 351         return -1;
 352 }
 353
 354 _PUBLIC_
 355 int vfs_not_implemented_fstat(vfs_handle_struct *handle, files_struct *fsp,
 356                         SMB_STRUCT_STAT *sbuf)
 357 {
 358         errno = ENOSYS;
 359         return -1;
 360 }
 361
 362 _PUBLIC_
 363 int vfs_not_implemented_lstat(vfs_handle_struct *handle,
 364                               struct smb_filename *smb_fname)
 365 {
 366         errno = ENOSYS;
 367         return -1;
 368 }
 369
 370 _PUBLIC_
 371 int vfs_not_implemented_fstatat(
 372         struct vfs_handle_struct *handle,
 373         const struct files_struct *dirfsp,
 374         const struct smb_filename *smb_fname,
 375         SMB_STRUCT_STAT *sbuf,
 376         int flags)
 377 {
 378         errno = ENOSYS;
 379         return -1;
 380 }
 381
 382 _PUBLIC_
 383 uint64_t vfs_not_implemented_get_alloc_size(struct vfs_handle_struct *handle,
 384                                             struct files_struct *fsp,
 385                                             const SMB_STRUCT_STAT *sbuf)
 386 {
 387         errno = ENOSYS;
 388         return -1;
 389 }
 390
 391 _PUBLIC_
 392 int vfs_not_implemented_unlinkat(vfs_handle_struct *handle,
 393                         struct files_struct *dirfsp,
 394                         const struct smb_filename *smb_fname,
 395                         int flags)
 396 {
 397         errno = ENOSYS;
 398         return -1;
 399 }
 400
 401 _PUBLIC_
 402 int vfs_not_implemented_fchmod(vfs_handle_struct *handle, files_struct *fsp,
 403                                mode_t mode)
 404 {
 405         errno = ENOSYS;
 406         return -1;
 407 }
 408
 409 _PUBLIC_
 410 int vfs_not_implemented_fchown(vfs_handle_struct *handle, files_struct *fsp,
 411                                uid_t uid, gid_t gid)
 412 {
 413         errno = ENOSYS;
 414         return -1;
 415 }
 416
 417 _PUBLIC_
 418 int vfs_not_implemented_lchown(vfs_handle_struct *handle,
 419                                const struct smb_filename *smb_fname,
 420                                uid_t uid,
 421                                gid_t gid)
 422 {
 423         errno = ENOSYS;
 424         return -1;
 425 }
 426
 427 _PUBLIC_
 428 int vfs_not_implemented_chdir(vfs_handle_struct *handle,
 429                               const struct smb_filename *smb_fname)
 430 {
 431         errno = ENOSYS;
 432         return -1;
 433 }
 434
 435 _PUBLIC_
 436 struct smb_filename *vfs_not_implemented_getwd(vfs_handle_struct *handle,
 437                                                TALLOC_CTX *ctx)
 438 {
 439         errno = ENOSYS;
 440         return NULL;
 441 }
 442
 443 _PUBLIC_
 444 int vfs_not_implemented_fntimes(vfs_handle_struct *handle,
 445                                 files_struct *fsp,
 446                                 struct smb_file_time *ft)
 447 {
 448         errno = ENOSYS;
 449         return -1;
 450 }
 451
 452 _PUBLIC_
 453 int vfs_not_implemented_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
 454                                   off_t offset)
 455 {
 456         errno = ENOSYS;
 457         return -1;
 458 }
 459
 460 _PUBLIC_
 461 int vfs_not_implemented_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 462                                   uint32_t mode, off_t offset, off_t len)
 463 {
 464         errno = ENOSYS;
 465         return -1;
 466 }
 467
 468 _PUBLIC_
 469 bool vfs_not_implemented_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
 470                               off_t offset, off_t count, int type)
 471 {
 472         errno = ENOSYS;
 473         return false;
 474 }
 475
 476 _PUBLIC_
 477 int vfs_not_implemented_filesystem_sharemode(struct vfs_handle_struct *handle,
 478                                              struct files_struct *fsp,
 479                                              uint32_t share_access,
 480                                              uint32_t access_mask)
 481 {
 482         errno = ENOSYS;
 483         return -1;
 484 }
 485
 486 _PUBLIC_
 487 int vfs_not_implemented_fcntl(struct vfs_handle_struct *handle,
 488                               struct files_struct *fsp, int cmd,
 489                               va_list cmd_arg)
 490 {
 491         errno = ENOSYS;
 492         return -1;
 493 }
 494
 495 _PUBLIC_
 496 int vfs_not_implemented_linux_setlease(struct vfs_handle_struct *handle,
 497                                        struct files_struct *fsp, int leasetype)
 498 {
 499         errno = ENOSYS;
 500         return -1;
 501 }
 502
 503 _PUBLIC_
 504 bool vfs_not_implemented_getlock(vfs_handle_struct *handle, files_struct *fsp,
 505                                  off_t *poffset, off_t *pcount, int *ptype,
 506                                  pid_t *ppid)
 507 {
 508         errno = ENOSYS;
 509         return false;
 510 }
 511
 512 _PUBLIC_
 513 int vfs_not_implemented_symlinkat(vfs_handle_struct *handle,
 514                                 const struct smb_filename *link_contents,
 515                                 struct files_struct *dirfsp,
 516                                 const struct smb_filename *new_smb_fname)
 517 {
 518         errno = ENOSYS;
 519         return -1;
 520 }
 521
 522 _PUBLIC_
 523 int vfs_not_implemented_vfs_readlinkat(vfs_handle_struct *handle,
 524                         const struct files_struct *dirfsp,
 525                         const struct smb_filename *smb_fname,
 526                         char *buf,
 527                         size_t bufsiz)
 528 {
 529         errno = ENOSYS;
 530         return -1;
 531 }
 532
 533 _PUBLIC_
 534 int vfs_not_implemented_linkat(vfs_handle_struct *handle,
 535                         files_struct *srcfsp,
 536                         const struct smb_filename *old_smb_fname,
 537                         files_struct *dstfsp,
 538                         const struct smb_filename *new_smb_fname,
 539                         int flags)
 540 {
 541         errno = ENOSYS;
 542         return -1;
 543 }
 544
 545 _PUBLIC_
 546 int vfs_not_implemented_mknodat(vfs_handle_struct *handle,
 547                         files_struct *dirfsp,
 548                         const struct smb_filename *smb_fname,
 549                         mode_t mode,
 550                         SMB_DEV_T dev)
 551 {
 552         errno = ENOSYS;
 553         return -1;
 554 }
 555
 556 _PUBLIC_
 557 struct smb_filename *vfs_not_implemented_realpath(vfs_handle_struct *handle,
 558                                                   TALLOC_CTX *ctx,
 559                                                   const struct smb_filename *smb_fname)
 560 {
 561         errno = ENOSYS;
 562         return NULL;
 563 }
 564
 565 _PUBLIC_
 566 int vfs_not_implemented_fchflags(vfs_handle_struct *handle,
 567                                 struct files_struct *fsp,
 568                                 uint flags)
 569 {
 570         errno = ENOSYS;
 571         return -1;
 572 }
 573
 574 _PUBLIC_
 575 struct file_id vfs_not_implemented_file_id_create(vfs_handle_struct *handle,
 576                                                   const SMB_STRUCT_STAT *sbuf)
 577 {
 578         struct file_id id;
 579         ZERO_STRUCT(id);
 580         errno = ENOSYS;
 581         return id;
 582 }
 583
 584 _PUBLIC_
 585 uint64_t vfs_not_implemented_fs_file_id(vfs_handle_struct *handle,
 586                                         const SMB_STRUCT_STAT *sbuf)
 587 {
 588         errno = ENOSYS;
 589         return 0;
 590 }
 591
 592 struct vfs_not_implemented_offload_read_state {
 593         bool dummy;
 594 };
 595
 596 _PUBLIC_
 597 struct tevent_req *vfs_not_implemented_offload_read_send(
 598                         TALLOC_CTX *mem_ctx,
 599                         struct tevent_context *ev,
 600                         struct vfs_handle_struct *handle,
 601                         struct files_struct *fsp,
 602                         uint32_t fsctl,
 603                         uint32_t ttl,
 604                         off_t offset,
 605                         size_t to_copy)
 606 {
 607         struct tevent_req *req = NULL;
 608         struct vfs_not_implemented_offload_read_state *state = NULL;
 609
 610         req = tevent_req_create(mem_ctx, &state,
 611                                 struct vfs_not_implemented_offload_read_state);
 612         if (req == NULL) {
 613                 return NULL;
 614         }
 615
 616         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 617         return tevent_req_post(req, ev);
 618 }
 619
 620 _PUBLIC_
 621 NTSTATUS vfs_not_implemented_offload_read_recv(struct tevent_req *req,
 622                                        struct vfs_handle_struct *handle,
 623                                        TALLOC_CTX *mem_ctx,
 624                                        uint32_t *flags,
 625                                        uint64_t *xferlen,
 626                                        DATA_BLOB *_token_blob)
 627 {
 628         NTSTATUS status;
 629
 630         if (tevent_req_is_nterror(req, &status)) {
 631                 tevent_req_received(req);
 632                 return status;
 633         }
 634
 635         tevent_req_received(req);
 636         return NT_STATUS_OK;
 637 }
 638
 639 struct vfs_not_implemented_offload_write_state {
 640         uint64_t unused;
 641 };
 642
 643 _PUBLIC_
 644 struct tevent_req *vfs_not_implemented_offload_write_send(
 645                         struct vfs_handle_struct *handle,
 646                         TALLOC_CTX *mem_ctx,
 647                         struct tevent_context *ev,
 648                         uint32_t fsctl,
 649                         DATA_BLOB *token,
 650                         off_t transfer_offset,
 651                         struct files_struct *dest_fsp,
 652                         off_t dest_off,
 653                         off_t num)
 654 {
 655         struct tevent_req *req;
 656         struct vfs_not_implemented_offload_write_state *state;
 657
 658         req = tevent_req_create(mem_ctx, &state,
 659                                 struct vfs_not_implemented_offload_write_state);
 660         if (req == NULL) {
 661                 return NULL;
 662         }
 663
 664         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 665         return tevent_req_post(req, ev);
 666 }
 667
 668 _PUBLIC_
 669 NTSTATUS vfs_not_implemented_offload_write_recv(struct vfs_handle_struct *handle,
 670                                                 struct tevent_req *req,
 671                                                 off_t *copied)
 672 {
 673         NTSTATUS status;
 674
 675         if (tevent_req_is_nterror(req, &status)) {
 676                 tevent_req_received(req);
 677                 return status;
 678         }
 679
 680         tevent_req_received(req);
 681         return NT_STATUS_OK;
 682 }
 683
 684 _PUBLIC_
 685 NTSTATUS vfs_not_implemented_fget_compression(struct vfs_handle_struct *handle,
 686                                              TALLOC_CTX *mem_ctx,
 687                                              struct files_struct *fsp,
 688                                              uint16_t *_compression_fmt)
 689 {
 690         return NT_STATUS_INVALID_DEVICE_REQUEST;
 691 }
 692
 693 _PUBLIC_
 694 NTSTATUS vfs_not_implemented_set_compression(struct vfs_handle_struct *handle,
 695                                              TALLOC_CTX *mem_ctx,
 696                                              struct files_struct *fsp,
 697                                              uint16_t compression_fmt)
 698 {
 699         return NT_STATUS_INVALID_DEVICE_REQUEST;
 700 }
 701
 702 _PUBLIC_
 703 NTSTATUS vfs_not_implemented_fstreaminfo(struct vfs_handle_struct *handle,
 704                                         struct files_struct *fsp,
 705                                         TALLOC_CTX *mem_ctx,
 706                                         unsigned int *num_streams,
 707                                         struct stream_struct **streams)
 708 {
 709         return NT_STATUS_NOT_IMPLEMENTED;
 710 }
 711
 712 _PUBLIC_
 713 NTSTATUS vfs_not_implemented_get_real_filename_at(
 714         struct vfs_handle_struct *handle,
 715         struct files_struct *dirfsp,
 716         const char *name,
 717         TALLOC_CTX *mem_ctx,
 718         char **found_name)
 719 {
 720         return NT_STATUS_NOT_IMPLEMENTED;
 721 }
 722
 723 _PUBLIC_
 724 const char *vfs_not_implemented_connectpath(
 725         struct vfs_handle_struct *handle,
 726         const struct files_struct *dirfsp,
 727         const struct smb_filename *smb_fname)
 728 {
 729         errno = ENOSYS;
 730         return NULL;
 731 }
 732
 733 _PUBLIC_
 734 NTSTATUS vfs_not_implemented_brl_lock_windows(struct vfs_handle_struct *handle,
 735                                               struct byte_range_lock *br_lck,
 736                                               struct lock_struct *plock)
 737 {
 738         return NT_STATUS_NOT_IMPLEMENTED;
 739 }
 740
 741 _PUBLIC_
 742 bool vfs_not_implemented_brl_unlock_windows(struct vfs_handle_struct *handle,
 743                                             struct byte_range_lock *br_lck,
 744                                             const struct lock_struct *plock)
 745 {
 746         errno = ENOSYS;
 747         return false;
 748 }
 749
 750 _PUBLIC_
 751 bool vfs_not_implemented_strict_lock_check(struct vfs_handle_struct *handle,
 752                                            struct files_struct *fsp,
 753                                            struct lock_struct *plock)
 754 {
 755         errno = ENOSYS;
 756         return false;
 757 }
 758
 759 _PUBLIC_
 760 NTSTATUS vfs_not_implemented_translate_name(struct vfs_handle_struct *handle,
 761                                             const char *mapped_name,
 762                                             enum vfs_translate_direction direction,
 763                                             TALLOC_CTX *mem_ctx, char **pmapped_name)
 764 {
 765         return NT_STATUS_NOT_IMPLEMENTED;
 766 }
 767
 768 _PUBLIC_
 769 NTSTATUS vfs_not_implemented_parent_pathname(struct vfs_handle_struct *handle,
 770                                                     TALLOC_CTX *mem_ctx,
 771                                                     const struct smb_filename *smb_fname_in,
 772                                                     struct smb_filename **parent_dir_out,
 773                                                     struct smb_filename **atname_out)
 774 {
 775         return NT_STATUS_NOT_IMPLEMENTED;
 776 }
 777
 778 _PUBLIC_
 779 NTSTATUS vfs_not_implemented_fsctl(struct vfs_handle_struct *handle,
 780                                    struct files_struct *fsp,
 781                                    TALLOC_CTX *ctx,
 782                                    uint32_t function,
 783                                    uint16_t req_flags,  /* Needed for UNICODE ... */
 784                                    const uint8_t *_in_data,
 785                                    uint32_t in_len,
 786                                    uint8_t **_out_data,
 787                                    uint32_t max_out_len, uint32_t *out_len)
 788 {
 789         return NT_STATUS_NOT_IMPLEMENTED;
 790 }
 791
 792 _PUBLIC_
 793 NTSTATUS vfs_not_implemented_freaddir_attr(struct vfs_handle_struct *handle,
 794                                         struct files_struct *fsp,
 795                                         TALLOC_CTX *mem_ctx,
 796                                         struct readdir_attr_data **pattr_data)
 797 {
 798         return NT_STATUS_NOT_IMPLEMENTED;
 799 }
 800
 801 struct vfs_not_implemented_get_dos_attributes_state {
 802         struct vfs_aio_state aio_state;
 803         uint32_t dosmode;
 804 };
 805
 806 _PUBLIC_
 807 struct tevent_req *vfs_not_implemented_get_dos_attributes_send(
 808                         TALLOC_CTX *mem_ctx,
 809                         struct tevent_context *ev,
 810                         struct vfs_handle_struct *handle,
 811                         files_struct *dir_fsp,
 812                         struct smb_filename *smb_fname)
 813 {
 814         struct tevent_req *req = NULL;
 815         struct vfs_not_implemented_get_dos_attributes_state *state = NULL;
 816
 817         req = tevent_req_create(mem_ctx, &state,
 818                         struct vfs_not_implemented_get_dos_attributes_state);
 819         if (req == NULL) {
 820                 return NULL;
 821         }
 822
 823         tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
 824         return tevent_req_post(req, ev);
 825 }
 826
 827 _PUBLIC_
 828 NTSTATUS vfs_not_implemented_get_dos_attributes_recv(
 829                         struct tevent_req *req,
 830                         struct vfs_aio_state *aio_state,
 831                         uint32_t *dosmode)
 832 {
 833         struct vfs_not_implemented_get_dos_attributes_state *state =
 834                 tevent_req_data(req,
 835                 struct vfs_not_implemented_get_dos_attributes_state);
 836         NTSTATUS status;
 837
 838         if (tevent_req_is_nterror(req, &status)) {
 839                 tevent_req_received(req);
 840                 return status;
 841         }
 842
 843         *aio_state = state->aio_state;
 844         *dosmode = state->dosmode;
 845         tevent_req_received(req);
 846         return NT_STATUS_OK;
 847 }
 848
 849 _PUBLIC_
 850 NTSTATUS vfs_not_implemented_fget_dos_attributes(struct vfs_handle_struct *handle,
 851                                                  struct files_struct *fsp,
 852                                                  uint32_t *dosmode)
 853 {
 854         return NT_STATUS_NOT_IMPLEMENTED;
 855 }
 856
 857 _PUBLIC_
 858 NTSTATUS vfs_not_implemented_fset_dos_attributes(struct vfs_handle_struct *handle,
 859                                                  struct files_struct *fsp,
 860                                                  uint32_t dosmode)
 861 {
 862         return NT_STATUS_NOT_IMPLEMENTED;
 863 }
 864
 865 _PUBLIC_
 866 NTSTATUS vfs_not_implemented_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 867                                          uint32_t security_info,
 868                                          TALLOC_CTX *mem_ctx,
 869                                          struct security_descriptor **ppdesc)
 870 {
 871         return NT_STATUS_NOT_IMPLEMENTED;
 872 }
 873
 874 _PUBLIC_
 875 NTSTATUS vfs_not_implemented_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 876                                          uint32_t security_info_sent,
 877                                          const struct security_descriptor *psd)
 878 {
 879         return NT_STATUS_NOT_IMPLEMENTED;
 880 }
 881
 882 _PUBLIC_
 883 SMB_ACL_T vfs_not_implemented_sys_acl_get_fd(vfs_handle_struct *handle,
 884                                              files_struct *fsp,
 885                                              SMB_ACL_TYPE_T type,
 886                                              TALLOC_CTX *mem_ctx)
 887 {
 888         errno = ENOSYS;
 889         return (SMB_ACL_T) NULL;
 890 }
 891
 892 _PUBLIC_
 893 int vfs_not_implemented_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 894                                 files_struct *fsp, TALLOC_CTX *mem_ctx,
 895                                 char **blob_description, DATA_BLOB *blob)
 896 {
 897         errno = ENOSYS;
 898         return -1;
 899 }
 900
 901 _PUBLIC_
 902 int vfs_not_implemented_sys_acl_set_fd(vfs_handle_struct *handle,
 903                                        struct files_struct *fsp,
 904                                        SMB_ACL_TYPE_T type,
 905                                        SMB_ACL_T theacl)
 906 {
 907         errno = ENOSYS;
 908         return -1;
 909 }
 910
 911 _PUBLIC_
 912 int vfs_not_implemented_sys_acl_delete_def_fd(vfs_handle_struct *handle,
 913                                         struct files_struct *fsp)
 914 {
 915         errno = ENOSYS;
 916         return -1;
 917 }
 918
 919 struct vfs_not_implemented_getxattrat_state {
 920         struct vfs_aio_state aio_state;
 921         ssize_t xattr_size;
 922         uint8_t *xattr_value;
 923 };
 924
 925 _PUBLIC_
 926 struct tevent_req *vfs_not_implemented_getxattrat_send(
 927                         TALLOC_CTX *mem_ctx,
 928                         struct tevent_context *ev,
 929                         struct vfs_handle_struct *handle,
 930                         files_struct *dir_fsp,
 931                         const struct smb_filename *smb_fname,
 932                         const char *xattr_name,
 933                         size_t alloc_hint)
 934 {
 935         struct tevent_req *req = NULL;
 936         struct vfs_not_implemented_getxattrat_state *state = NULL;
 937
 938         req = tevent_req_create(mem_ctx, &state,
 939                                 struct vfs_not_implemented_getxattrat_state);
 940         if (req == NULL) {
 941                 return NULL;
 942         }
 943
 944         tevent_req_error(req, ENOSYS);
 945         return tevent_req_post(req, ev);
 946 }
 947
 948 _PUBLIC_
 949 ssize_t vfs_not_implemented_getxattrat_recv(struct tevent_req *req,
 950                                     struct vfs_aio_state *aio_state,
 951                                     TALLOC_CTX *mem_ctx,
 952                                     uint8_t **xattr_value)
 953 {
 954         struct vfs_not_implemented_getxattrat_state *state = tevent_req_data(
 955                 req, struct vfs_not_implemented_getxattrat_state);
 956         ssize_t xattr_size;
 957
 958         if (tevent_req_is_unix_error(req, &aio_state->error)) {
 959                 tevent_req_received(req);
 960                 return -1;
 961         }
 962
 963         *aio_state = state->aio_state;
 964         xattr_size = state->xattr_size;
 965         if (xattr_value != NULL) {
 966                 *xattr_value = talloc_move(mem_ctx, &state->xattr_value);
 967         }
 968
 969         tevent_req_received(req);
 970         return xattr_size;
 971 }
 972
 973 _PUBLIC_
 974 ssize_t vfs_not_implemented_fgetxattr(vfs_handle_struct *handle,
 975                               struct files_struct *fsp, const char *name,
 976                               void *value, size_t size)
 977 {
 978         errno = ENOSYS;
 979         return -1;
 980 }
 981
 982 _PUBLIC_
 983 ssize_t vfs_not_implemented_flistxattr(vfs_handle_struct *handle,
 984                                        struct files_struct *fsp, char *list,
 985                                        size_t size)
 986 {
 987         errno = ENOSYS;
 988         return -1;
 989 }
 990
 991 _PUBLIC_
 992 int vfs_not_implemented_fremovexattr(vfs_handle_struct *handle,
 993                                      struct files_struct *fsp, const char *name)
 994 {
 995         errno = ENOSYS;
 996         return -1;
 997 }
 998
 999 _PUBLIC_
1000 int vfs_not_implemented_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
1001                                   const char *name, const void *value, size_t size,
1002                                   int flags)
1003 {
1004         errno = ENOSYS;
1005         return -1;
1006 }
1007
1008 _PUBLIC_
1009 bool vfs_not_implemented_aio_force(struct vfs_handle_struct *handle,
1010                                    struct files_struct *fsp)
1011 {
1012         errno = ENOSYS;
1013         return false;
1014 }
1015
1016 _PUBLIC_
1017 NTSTATUS vfs_not_implemented_audit_file(struct vfs_handle_struct *handle,
1018                                         struct smb_filename *file,
1019                                         struct security_acl *sacl,
1020                                         uint32_t access_requested,
1021                                         uint32_t access_denied)
1022 {
1023         return NT_STATUS_NOT_IMPLEMENTED;
1024 }
1025
1026 _PUBLIC_
1027 NTSTATUS vfs_not_implemented_durable_cookie(struct vfs_handle_struct *handle,
1028                                             struct files_struct *fsp,
1029                                             TALLOC_CTX *mem_ctx,
1030                                             DATA_BLOB *cookie)
1031 {
1032         return NT_STATUS_NOT_IMPLEMENTED;
1033 }
1034
1035 _PUBLIC_
1036 NTSTATUS vfs_not_implemented_durable_disconnect(struct vfs_handle_struct *handle,
1037                                                 struct files_struct *fsp,
1038                                                 const DATA_BLOB old_cookie,
1039                                                 TALLOC_CTX *mem_ctx,
1040                                                 DATA_BLOB *new_cookie)
1041 {
1042         return NT_STATUS_NOT_IMPLEMENTED;
1043 }
1044
1045 _PUBLIC_
1046 NTSTATUS vfs_not_implemented_durable_reconnect(struct vfs_handle_struct *handle,
1047                                                struct smb_request *smb1req,
1048                                                struct smbXsrv_open *op,
1049                                                const DATA_BLOB old_cookie,
1050                                                TALLOC_CTX *mem_ctx,
1051                                                struct files_struct **fsp,
1052                                                DATA_BLOB *new_cookie)
1053 {
1054         return NT_STATUS_NOT_IMPLEMENTED;
1055 }
1056
1057 /* VFS operations structure */
1058
1059 static struct vfs_fn_pointers vfs_not_implemented_fns = {
1060         /* Disk operations */
1061
1062         .connect_fn = vfs_not_implemented_connect,
1063         .disconnect_fn = vfs_not_implemented_disconnect,
1064         .disk_free_fn = vfs_not_implemented_disk_free,
1065         .get_quota_fn = vfs_not_implemented_get_quota,
1066         .set_quota_fn = vfs_not_implemented_set_quota,
1067         .get_shadow_copy_data_fn = vfs_not_implemented_get_shadow_copy_data,
1068         .statvfs_fn = vfs_not_implemented_statvfs,
1069         .fs_capabilities_fn = vfs_not_implemented_fs_capabilities,
1070         .get_dfs_referrals_fn = vfs_not_implemented_get_dfs_referrals,
1071         .create_dfs_pathat_fn = vfs_not_implemented_create_dfs_pathat,
1072         .read_dfs_pathat_fn = vfs_not_implemented_read_dfs_pathat,
1073         .snap_check_path_fn = vfs_not_implemented_snap_check_path,
1074         .snap_create_fn = vfs_not_implemented_snap_create,
1075         .snap_delete_fn = vfs_not_implemented_snap_delete,
1076
1077         /* Directory operations */
1078
1079         .fdopendir_fn = vfs_not_implemented_fdopendir,
1080         .readdir_fn = vfs_not_implemented_readdir,
1081         .rewind_dir_fn = vfs_not_implemented_rewind_dir,
1082         .mkdirat_fn = vfs_not_implemented_mkdirat,
1083         .closedir_fn = vfs_not_implemented_closedir,
1084
1085         /* File operations */
1086
1087         .openat_fn = vfs_not_implemented_openat,
1088         .create_file_fn = vfs_not_implemented_create_file,
1089         .close_fn = vfs_not_implemented_close_fn,
1090         .pread_fn = vfs_not_implemented_pread,
1091         .pread_send_fn = vfs_not_implemented_pread_send,
1092         .pread_recv_fn = vfs_not_implemented_pread_recv,
1093         .pwrite_fn = vfs_not_implemented_pwrite,
1094         .pwrite_send_fn = vfs_not_implemented_pwrite_send,
1095         .pwrite_recv_fn = vfs_not_implemented_pwrite_recv,
1096         .lseek_fn = vfs_not_implemented_lseek,
1097         .sendfile_fn = vfs_not_implemented_sendfile,
1098         .recvfile_fn = vfs_not_implemented_recvfile,
1099         .renameat_fn = vfs_not_implemented_renameat,
1100         .fsync_send_fn = vfs_not_implemented_fsync_send,
1101         .fsync_recv_fn = vfs_not_implemented_fsync_recv,
1102         .stat_fn = vfs_not_implemented_stat,
1103         .fstat_fn = vfs_not_implemented_fstat,
1104         .lstat_fn = vfs_not_implemented_lstat,
1105         .fstatat_fn = vfs_not_implemented_fstatat,
1106         .get_alloc_size_fn = vfs_not_implemented_get_alloc_size,
1107         .unlinkat_fn = vfs_not_implemented_unlinkat,
1108         .fchmod_fn = vfs_not_implemented_fchmod,
1109         .fchown_fn = vfs_not_implemented_fchown,
1110         .lchown_fn = vfs_not_implemented_lchown,
1111         .chdir_fn = vfs_not_implemented_chdir,
1112         .getwd_fn = vfs_not_implemented_getwd,
1113         .fntimes_fn = vfs_not_implemented_fntimes,
1114         .ftruncate_fn = vfs_not_implemented_ftruncate,
1115         .fallocate_fn = vfs_not_implemented_fallocate,
1116         .lock_fn = vfs_not_implemented_lock,
1117         .filesystem_sharemode_fn = vfs_not_implemented_filesystem_sharemode,
1118         .fcntl_fn = vfs_not_implemented_fcntl,
1119         .linux_setlease_fn = vfs_not_implemented_linux_setlease,
1120         .getlock_fn = vfs_not_implemented_getlock,
1121         .symlinkat_fn = vfs_not_implemented_symlinkat,
1122         .readlinkat_fn = vfs_not_implemented_vfs_readlinkat,
1123         .linkat_fn = vfs_not_implemented_linkat,
1124         .mknodat_fn = vfs_not_implemented_mknodat,
1125         .realpath_fn = vfs_not_implemented_realpath,
1126         .fchflags_fn = vfs_not_implemented_fchflags,
1127         .file_id_create_fn = vfs_not_implemented_file_id_create,
1128         .fs_file_id_fn = vfs_not_implemented_fs_file_id,
1129         .offload_read_send_fn = vfs_not_implemented_offload_read_send,
1130         .offload_read_recv_fn = vfs_not_implemented_offload_read_recv,
1131         .offload_write_send_fn = vfs_not_implemented_offload_write_send,
1132         .offload_write_recv_fn = vfs_not_implemented_offload_write_recv,
1133         .fget_compression_fn = vfs_not_implemented_fget_compression,
1134         .set_compression_fn = vfs_not_implemented_set_compression,
1135
1136         .fstreaminfo_fn = vfs_not_implemented_fstreaminfo,
1137         .get_real_filename_at_fn = vfs_not_implemented_get_real_filename_at,
1138         .connectpath_fn = vfs_not_implemented_connectpath,
1139         .brl_lock_windows_fn = vfs_not_implemented_brl_lock_windows,
1140         .brl_unlock_windows_fn = vfs_not_implemented_brl_unlock_windows,
1141         .strict_lock_check_fn = vfs_not_implemented_strict_lock_check,
1142         .translate_name_fn = vfs_not_implemented_translate_name,
1143         .parent_pathname_fn = vfs_not_implemented_parent_pathname,
1144         .fsctl_fn = vfs_not_implemented_fsctl,
1145         .freaddir_attr_fn = vfs_not_implemented_freaddir_attr,
1146         .audit_file_fn = vfs_not_implemented_audit_file,
1147
1148         /* DOS attributes. */
1149         .get_dos_attributes_send_fn = vfs_not_implemented_get_dos_attributes_send,
1150         .get_dos_attributes_recv_fn = vfs_not_implemented_get_dos_attributes_recv,
1151         .fget_dos_attributes_fn = vfs_not_implemented_fget_dos_attributes,
1152         .fset_dos_attributes_fn = vfs_not_implemented_fset_dos_attributes,
1153
1154         /* NT ACL operations. */
1155
1156         .fget_nt_acl_fn = vfs_not_implemented_fget_nt_acl,
1157         .fset_nt_acl_fn = vfs_not_implemented_fset_nt_acl,
1158
1159         /* POSIX ACL operations. */
1160
1161         .sys_acl_get_fd_fn = vfs_not_implemented_sys_acl_get_fd,
1162         .sys_acl_blob_get_fd_fn = vfs_not_implemented_sys_acl_blob_get_fd,
1163         .sys_acl_set_fd_fn = vfs_not_implemented_sys_acl_set_fd,
1164         .sys_acl_delete_def_fd_fn = vfs_not_implemented_sys_acl_delete_def_fd,
1165
1166         /* EA operations. */
1167         .getxattrat_send_fn = vfs_not_implemented_getxattrat_send,
1168         .getxattrat_recv_fn = vfs_not_implemented_getxattrat_recv,
1169         .fgetxattr_fn = vfs_not_implemented_fgetxattr,
1170         .flistxattr_fn = vfs_not_implemented_flistxattr,
1171         .fremovexattr_fn = vfs_not_implemented_fremovexattr,
1172         .fsetxattr_fn = vfs_not_implemented_fsetxattr,
1173
1174         /* aio operations */
1175         .aio_force_fn = vfs_not_implemented_aio_force,
1176
1177         /* durable handle operations */
1178         .durable_cookie_fn = vfs_not_implemented_durable_cookie,
1179         .durable_disconnect_fn = vfs_not_implemented_durable_disconnect,
1180         .durable_reconnect_fn = vfs_not_implemented_durable_reconnect,
1181 };
1182
1183 static_decl_vfs;
1184 NTSTATUS vfs_not_implemented_init(TALLOC_CTX *ctx)
1185 {
1186         /*
1187          * smb_vfs_assert_all_fns() makes sure every
1188          * call is implemented.
1189          */
1190         smb_vfs_assert_all_fns(&vfs_not_implemented_fns, "vfs_not_implemented");
1191         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "vfs_not_implemented",
1192                                 &vfs_not_implemented_fns);
1193 }