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