source4/ntvfs/ntvfs_interface.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    NTVFS interface functions
   4
   5    Copyright (C) Stefan (metze) Metzmacher 2004
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "includes.h"
  22 #include "ntvfs/ntvfs.h"
  23
  24 /* connect/disconnect */
  25 NTSTATUS ntvfs_connect(struct ntvfs_request *req, union smb_tcon *tcon)
  26 {
  27         struct ntvfs_module_context *ntvfs = req->ctx->modules;
  28         if (!ntvfs->ops->connect) {
  29                 return NT_STATUS_NOT_IMPLEMENTED;
  30         }
  31         return ntvfs->ops->connect(ntvfs, req, tcon);
  32 }
  33
  34 NTSTATUS ntvfs_disconnect(struct ntvfs_context *ntvfs_ctx)
  35 {
  36         struct ntvfs_module_context *ntvfs;
  37         if (ntvfs_ctx == NULL) {
  38                 return NT_STATUS_INVALID_CONNECTION;
  39         }
  40         ntvfs = ntvfs_ctx->modules;
  41         if (!ntvfs->ops->disconnect) {
  42                 return NT_STATUS_NOT_IMPLEMENTED;
  43         }
  44         return ntvfs->ops->disconnect(ntvfs);
  45 }
  46
  47 /* async setup - called by a backend that wants to setup any state for
  48    a async request */
  49 NTSTATUS ntvfs_async_setup(struct ntvfs_request *req, void *private_data)
  50 {
  51         struct ntvfs_module_context *ntvfs = req->ctx->modules;
  52         if (!ntvfs->ops->async_setup) {
  53                 return NT_STATUS_NOT_IMPLEMENTED;
  54         }
  55         return ntvfs->ops->async_setup(ntvfs, req, private_data);
  56 }
  57
  58 /* filesystem operations */
  59 NTSTATUS ntvfs_fsinfo(struct ntvfs_request *req, union smb_fsinfo *fs)
  60 {
  61         struct ntvfs_module_context *ntvfs = req->ctx->modules;
  62         if (!ntvfs->ops->fsinfo) {
  63                 return NT_STATUS_NOT_IMPLEMENTED;
  64         }
  65         return ntvfs->ops->fsinfo(ntvfs, req, fs);
  66 }
  67
  68 /* path operations */
  69 NTSTATUS ntvfs_unlink(struct ntvfs_request *req, union smb_unlink *unl)
  70 {
  71         struct ntvfs_module_context *ntvfs = req->ctx->modules;
  72         if (!ntvfs->ops->unlink) {
  73                 return NT_STATUS_NOT_IMPLEMENTED;
  74         }
  75         return ntvfs->ops->unlink(ntvfs, req, unl);
  76 }
  77
  78 NTSTATUS ntvfs_chkpath(struct ntvfs_request *req, union smb_chkpath *cp)
  79 {
  80         struct ntvfs_module_context *ntvfs = req->ctx->modules;
  81         if (!ntvfs->ops->chkpath) {
  82                 return NT_STATUS_NOT_IMPLEMENTED;
  83         }
  84         return ntvfs->ops->chkpath(ntvfs, req, cp);
  85 }
  86
  87 NTSTATUS ntvfs_qpathinfo(struct ntvfs_request *req, union smb_fileinfo *st)
  88 {
  89         struct ntvfs_module_context *ntvfs = req->ctx->modules;
  90         if (!ntvfs->ops->qpathinfo) {
  91                 return NT_STATUS_NOT_IMPLEMENTED;
  92         }
  93         return ntvfs->ops->qpathinfo(ntvfs, req, st);
  94 }
  95
  96 NTSTATUS ntvfs_setpathinfo(struct ntvfs_request *req, union smb_setfileinfo *st)
  97 {
  98         struct ntvfs_module_context *ntvfs = req->ctx->modules;
  99         if (!ntvfs->ops->setpathinfo) {
 100                 return NT_STATUS_NOT_IMPLEMENTED;
 101         }
 102         return ntvfs->ops->setpathinfo(ntvfs, req, st);
 103 }
 104
 105 NTSTATUS ntvfs_open(struct ntvfs_request *req, union smb_open *oi)
 106 {
 107         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 108         if (!ntvfs->ops->open) {
 109                 return NT_STATUS_NOT_IMPLEMENTED;
 110         }
 111         return ntvfs->ops->open(ntvfs, req, oi);
 112 }
 113
 114 NTSTATUS ntvfs_mkdir(struct ntvfs_request *req, union smb_mkdir *md)
 115 {
 116         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 117         if (!ntvfs->ops->mkdir) {
 118                 return NT_STATUS_NOT_IMPLEMENTED;
 119         }
 120         return ntvfs->ops->mkdir(ntvfs, req, md);
 121 }
 122
 123 NTSTATUS ntvfs_rmdir(struct ntvfs_request *req, struct smb_rmdir *rd)
 124 {
 125         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 126         if (!ntvfs->ops->rmdir) {
 127                 return NT_STATUS_NOT_IMPLEMENTED;
 128         }
 129         return ntvfs->ops->rmdir(ntvfs, req, rd);
 130 }
 131
 132 NTSTATUS ntvfs_rename(struct ntvfs_request *req, union smb_rename *ren)
 133 {
 134         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 135         if (!ntvfs->ops->rename) {
 136                 return NT_STATUS_NOT_IMPLEMENTED;
 137         }
 138         return ntvfs->ops->rename(ntvfs, req, ren);
 139 }
 140
 141 NTSTATUS ntvfs_copy(struct ntvfs_request *req, struct smb_copy *cp)
 142 {
 143         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 144         if (!ntvfs->ops->copy) {
 145                 return NT_STATUS_NOT_IMPLEMENTED;
 146         }
 147         return ntvfs->ops->copy(ntvfs, req, cp);
 148 }
 149
 150 /* directory search */
 151 NTSTATUS ntvfs_search_first(struct ntvfs_request *req, union smb_search_first *io, void *private_data,
 152                                      bool ntvfs_callback(void *private_data, const union smb_search_data *file))
 153 {
 154         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 155         if (!ntvfs->ops->search_first) {
 156                 return NT_STATUS_NOT_IMPLEMENTED;
 157         }
 158         return ntvfs->ops->search_first(ntvfs, req, io, private_data, ntvfs_callback);
 159 }
 160
 161 NTSTATUS ntvfs_search_next(struct ntvfs_request *req, union smb_search_next *io, void *private_data,
 162                                     bool ntvfs_callback(void *private_data, const union smb_search_data *file))
 163 {
 164         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 165         if (!ntvfs->ops->search_next) {
 166                 return NT_STATUS_NOT_IMPLEMENTED;
 167         }
 168         return ntvfs->ops->search_next(ntvfs, req, io, private_data, ntvfs_callback);
 169 }
 170
 171 NTSTATUS ntvfs_search_close(struct ntvfs_request *req, union smb_search_close *io)
 172 {
 173         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 174         if (!ntvfs->ops->search_close) {
 175                 return NT_STATUS_NOT_IMPLEMENTED;
 176         }
 177         return ntvfs->ops->search_close(ntvfs, req, io);
 178 }
 179
 180 /* operations on open files */
 181 NTSTATUS ntvfs_ioctl(struct ntvfs_request *req, union smb_ioctl *io)
 182 {
 183         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 184         if (!ntvfs->ops->ioctl) {
 185                 return NT_STATUS_NOT_IMPLEMENTED;
 186         }
 187         return ntvfs->ops->ioctl(ntvfs, req, io);
 188 }
 189
 190 NTSTATUS ntvfs_read(struct ntvfs_request *req, union smb_read *io)
 191 {
 192         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 193         if (!ntvfs->ops->read) {
 194                 return NT_STATUS_NOT_IMPLEMENTED;
 195         }
 196         return ntvfs->ops->read(ntvfs, req, io);
 197 }
 198
 199 NTSTATUS ntvfs_write(struct ntvfs_request *req, union smb_write *io)
 200 {
 201         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 202         if (!ntvfs->ops->write) {
 203                 return NT_STATUS_NOT_IMPLEMENTED;
 204         }
 205         return ntvfs->ops->write(ntvfs, req, io);
 206 }
 207
 208 NTSTATUS ntvfs_seek(struct ntvfs_request *req, union smb_seek *io)
 209 {
 210         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 211         if (!ntvfs->ops->seek) {
 212                 return NT_STATUS_NOT_IMPLEMENTED;
 213         }
 214         return ntvfs->ops->seek(ntvfs, req, io);
 215 }
 216
 217 NTSTATUS ntvfs_flush(struct ntvfs_request *req,
 218                               union smb_flush *flush)
 219 {
 220         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 221         if (!ntvfs->ops->flush) {
 222                 return NT_STATUS_NOT_IMPLEMENTED;
 223         }
 224         return ntvfs->ops->flush(ntvfs, req, flush);
 225 }
 226
 227 NTSTATUS ntvfs_lock(struct ntvfs_request *req, union smb_lock *lck)
 228 {
 229         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 230         if (!ntvfs->ops->lock) {
 231                 return NT_STATUS_NOT_IMPLEMENTED;
 232         }
 233         return ntvfs->ops->lock(ntvfs, req, lck);
 234 }
 235
 236 NTSTATUS ntvfs_qfileinfo(struct ntvfs_request *req, union smb_fileinfo *info)
 237 {
 238         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 239         if (!ntvfs->ops->qfileinfo) {
 240                 return NT_STATUS_NOT_IMPLEMENTED;
 241         }
 242         return ntvfs->ops->qfileinfo(ntvfs, req, info);
 243 }
 244
 245 NTSTATUS ntvfs_setfileinfo(struct ntvfs_request *req, union smb_setfileinfo *info)
 246 {
 247         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 248         if (!ntvfs->ops->setfileinfo) {
 249                 return NT_STATUS_NOT_IMPLEMENTED;
 250         }
 251         return ntvfs->ops->setfileinfo(ntvfs, req, info);
 252 }
 253
 254 NTSTATUS ntvfs_close(struct ntvfs_request *req, union smb_close *io)
 255 {
 256         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 257         if (!ntvfs->ops->close) {
 258                 return NT_STATUS_NOT_IMPLEMENTED;
 259         }
 260         return ntvfs->ops->close(ntvfs, req, io);
 261 }
 262
 263 /* trans interface - used by IPC backend for pipes and RAP calls */
 264 NTSTATUS ntvfs_trans(struct ntvfs_request *req, struct smb_trans2 *trans)
 265 {
 266         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 267         if (!ntvfs->ops->trans) {
 268                 return NT_STATUS_NOT_IMPLEMENTED;
 269         }
 270         return ntvfs->ops->trans(ntvfs, req, trans);
 271 }
 272
 273 /* trans2 interface - only used by CIFS backend to prover complete passthru for testing */
 274 NTSTATUS ntvfs_trans2(struct ntvfs_request *req, struct smb_trans2 *trans2)
 275 {
 276         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 277         if (!ntvfs->ops->trans2) {
 278                 return NT_STATUS_NOT_IMPLEMENTED;
 279         }
 280         return ntvfs->ops->trans2(ntvfs, req, trans2);
 281 }
 282
 283 /* printing specific operations */
 284 NTSTATUS ntvfs_lpq(struct ntvfs_request *req, union smb_lpq *lpq)
 285 {
 286         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 287         if (!ntvfs->ops->lpq) {
 288                 return NT_STATUS_NOT_IMPLEMENTED;
 289         }
 290         return ntvfs->ops->lpq(ntvfs, req, lpq);
 291 }
 292
 293 /* logoff - called when a vuid is closed */
 294 NTSTATUS ntvfs_logoff(struct ntvfs_request *req)
 295 {
 296         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 297         if (!ntvfs->ops->logoff) {
 298                 return NT_STATUS_NOT_IMPLEMENTED;
 299         }
 300         return ntvfs->ops->logoff(ntvfs, req);
 301 }
 302
 303 NTSTATUS ntvfs_exit(struct ntvfs_request *req)
 304 {
 305         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 306         if (!ntvfs->ops->exit) {
 307                 return NT_STATUS_NOT_IMPLEMENTED;
 308         }
 309         return ntvfs->ops->exit(ntvfs, req);
 310 }
 311
 312 /*
 313   change notify request
 314 */
 315 NTSTATUS ntvfs_notify(struct ntvfs_request *req, union smb_notify *info)
 316 {
 317         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 318         if (!ntvfs->ops->notify) {
 319                 return NT_STATUS_NOT_IMPLEMENTED;
 320         }
 321         return ntvfs->ops->notify(ntvfs, req, info);
 322 }
 323
 324 /*
 325   cancel an outstanding async request
 326 */
 327 NTSTATUS ntvfs_cancel(struct ntvfs_request *req)
 328 {
 329         struct ntvfs_module_context *ntvfs = req->ctx->modules;
 330         if (!ntvfs->ops->cancel) {
 331                 return NT_STATUS_NOT_IMPLEMENTED;
 332         }
 333         return ntvfs->ops->cancel(ntvfs, req);
 334 }
 335
 336 /* initial setup */
 337 NTSTATUS ntvfs_next_connect(struct ntvfs_module_context *ntvfs,
 338                                      struct ntvfs_request *req,
 339                                      union smb_tcon *tcon)
 340 {
 341         if (!ntvfs->next || !ntvfs->next->ops->connect) {
 342                 return NT_STATUS_NOT_IMPLEMENTED;
 343         }
 344         return ntvfs->next->ops->connect(ntvfs->next, req, tcon);
 345 }
 346
 347 NTSTATUS ntvfs_next_disconnect(struct ntvfs_module_context *ntvfs)
 348 {
 349         if (!ntvfs->next || !ntvfs->next->ops->disconnect) {
 350                 return NT_STATUS_NOT_IMPLEMENTED;
 351         }
 352         return ntvfs->next->ops->disconnect(ntvfs->next);
 353 }
 354
 355 /* async_setup - called when setting up for a async request */
 356 NTSTATUS ntvfs_next_async_setup(struct ntvfs_module_context *ntvfs,
 357                                          struct ntvfs_request *req,
 358                                          void *private_data)
 359 {
 360         if (!ntvfs->next || !ntvfs->next->ops->async_setup) {
 361                 return NT_STATUS_NOT_IMPLEMENTED;
 362         }
 363         return ntvfs->next->ops->async_setup(ntvfs->next, req, private_data);
 364 }
 365
 366 /* filesystem operations */
 367 NTSTATUS ntvfs_next_fsinfo(struct ntvfs_module_context *ntvfs,
 368                                     struct ntvfs_request *req,
 369                                     union smb_fsinfo *fs)
 370 {
 371         if (!ntvfs->next || !ntvfs->next->ops->fsinfo) {
 372                 return NT_STATUS_NOT_IMPLEMENTED;
 373         }
 374         return ntvfs->next->ops->fsinfo(ntvfs->next, req, fs);
 375 }
 376
 377 /* path operations */
 378 NTSTATUS ntvfs_next_unlink(struct ntvfs_module_context *ntvfs,
 379                                     struct ntvfs_request *req,
 380                                     union smb_unlink *unl)
 381 {
 382         if (!ntvfs->next || !ntvfs->next->ops->unlink) {
 383                 return NT_STATUS_NOT_IMPLEMENTED;
 384         }
 385         return ntvfs->next->ops->unlink(ntvfs->next, req, unl);
 386 }
 387
 388 NTSTATUS ntvfs_next_chkpath(struct ntvfs_module_context *ntvfs,
 389                                      struct ntvfs_request *req,
 390                                      union smb_chkpath *cp)
 391 {
 392         if (!ntvfs->next || !ntvfs->next->ops->chkpath) {
 393                 return NT_STATUS_NOT_IMPLEMENTED;
 394         }
 395         return ntvfs->next->ops->chkpath(ntvfs->next, req, cp);
 396 }
 397
 398 NTSTATUS ntvfs_next_qpathinfo(struct ntvfs_module_context *ntvfs,
 399                                        struct ntvfs_request *req,
 400                                        union smb_fileinfo *st)
 401 {
 402         if (!ntvfs->next || !ntvfs->next->ops->qpathinfo) {
 403                 return NT_STATUS_NOT_IMPLEMENTED;
 404         }
 405         return ntvfs->next->ops->qpathinfo(ntvfs->next, req, st);
 406 }
 407
 408 NTSTATUS ntvfs_next_setpathinfo(struct ntvfs_module_context *ntvfs,
 409                                          struct ntvfs_request *req,
 410                                          union smb_setfileinfo *st)
 411 {
 412         if (!ntvfs->next || !ntvfs->next->ops->setpathinfo) {
 413                 return NT_STATUS_NOT_IMPLEMENTED;
 414         }
 415         return ntvfs->next->ops->setpathinfo(ntvfs->next, req, st);
 416 }
 417
 418 NTSTATUS ntvfs_next_mkdir(struct ntvfs_module_context *ntvfs,
 419                                    struct ntvfs_request *req,
 420                                    union smb_mkdir *md)
 421 {
 422         if (!ntvfs->next || !ntvfs->next->ops->mkdir) {
 423                 return NT_STATUS_NOT_IMPLEMENTED;
 424         }
 425         return ntvfs->next->ops->mkdir(ntvfs->next, req, md);
 426 }
 427
 428 NTSTATUS ntvfs_next_rmdir(struct ntvfs_module_context *ntvfs,
 429                                    struct ntvfs_request *req,
 430                                    struct smb_rmdir *rd)
 431 {
 432         if (!ntvfs->next || !ntvfs->next->ops->rmdir) {
 433                 return NT_STATUS_NOT_IMPLEMENTED;
 434         }
 435         return ntvfs->next->ops->rmdir(ntvfs->next, req, rd);
 436 }
 437
 438 NTSTATUS ntvfs_next_rename(struct ntvfs_module_context *ntvfs,
 439                                     struct ntvfs_request *req,
 440                                     union smb_rename *ren)
 441 {
 442         if (!ntvfs->next || !ntvfs->next->ops->rename) {
 443                 return NT_STATUS_NOT_IMPLEMENTED;
 444         }
 445         return ntvfs->next->ops->rename(ntvfs->next, req, ren);
 446 }
 447
 448 NTSTATUS ntvfs_next_copy(struct ntvfs_module_context *ntvfs,
 449                                   struct ntvfs_request *req,
 450                                   struct smb_copy *cp)
 451 {
 452         if (!ntvfs->next || !ntvfs->next->ops->copy) {
 453                 return NT_STATUS_NOT_IMPLEMENTED;
 454         }
 455         return ntvfs->next->ops->copy(ntvfs->next, req, cp);
 456 }
 457
 458 NTSTATUS ntvfs_next_open(struct ntvfs_module_context *ntvfs,
 459                                   struct ntvfs_request *req,
 460                                   union smb_open *oi)
 461 {
 462         if (!ntvfs->next || !ntvfs->next->ops->open) {
 463                 return NT_STATUS_NOT_IMPLEMENTED;
 464         }
 465         return ntvfs->next->ops->open(ntvfs->next, req, oi);
 466 }
 467
 468
 469 /* directory search */
 470 NTSTATUS ntvfs_next_search_first(struct ntvfs_module_context *ntvfs,
 471                                           struct ntvfs_request *req,
 472                                           union smb_search_first *io, void *private_data,
 473                                           bool (*callback)(void *private_data, const union smb_search_data *file))
 474 {
 475         if (!ntvfs->next || !ntvfs->next->ops->search_first) {
 476                 return NT_STATUS_NOT_IMPLEMENTED;
 477         }
 478         return ntvfs->next->ops->search_first(ntvfs->next, req, io, private_data, callback);
 479 }
 480
 481 NTSTATUS ntvfs_next_search_next(struct ntvfs_module_context *ntvfs,
 482                                          struct ntvfs_request *req,
 483                                          union smb_search_next *io, void *private_data,
 484                                          bool (*callback)(void *private_data, const union smb_search_data *file))
 485 {
 486         if (!ntvfs->next || !ntvfs->next->ops->search_next) {
 487                 return NT_STATUS_NOT_IMPLEMENTED;
 488         }
 489         return ntvfs->next->ops->search_next(ntvfs->next, req, io, private_data, callback);
 490 }
 491
 492 NTSTATUS ntvfs_next_search_close(struct ntvfs_module_context *ntvfs,
 493                                           struct ntvfs_request *req,
 494                                           union smb_search_close *io)
 495 {
 496         if (!ntvfs->next || !ntvfs->next->ops->search_close) {
 497                 return NT_STATUS_NOT_IMPLEMENTED;
 498         }
 499         return ntvfs->next->ops->search_close(ntvfs->next, req, io);
 500 }
 501
 502 /* operations on open files */
 503 NTSTATUS ntvfs_next_ioctl(struct ntvfs_module_context *ntvfs,
 504                                    struct ntvfs_request *req,
 505                                    union smb_ioctl *io)
 506 {
 507         if (!ntvfs->next || !ntvfs->next->ops->ioctl) {
 508                 return NT_STATUS_NOT_IMPLEMENTED;
 509         }
 510         return ntvfs->next->ops->ioctl(ntvfs->next, req, io);
 511 }
 512
 513 NTSTATUS ntvfs_next_read(struct ntvfs_module_context *ntvfs,
 514                                   struct ntvfs_request *req,
 515                                   union smb_read *io)
 516 {
 517         if (!ntvfs->next || !ntvfs->next->ops->read) {
 518                 return NT_STATUS_NOT_IMPLEMENTED;
 519         }
 520         return ntvfs->next->ops->read(ntvfs->next, req, io);
 521 }
 522
 523 NTSTATUS ntvfs_next_write(struct ntvfs_module_context *ntvfs,
 524                                    struct ntvfs_request *req,
 525                                    union smb_write *io)
 526 {
 527         if (!ntvfs->next || !ntvfs->next->ops->write) {
 528                 return NT_STATUS_NOT_IMPLEMENTED;
 529         }
 530         return ntvfs->next->ops->write(ntvfs->next, req, io);
 531 }
 532
 533 NTSTATUS ntvfs_next_seek(struct ntvfs_module_context *ntvfs,
 534                                   struct ntvfs_request *req,
 535                                   union smb_seek *io)
 536 {
 537         if (!ntvfs->next || !ntvfs->next->ops->seek) {
 538                 return NT_STATUS_NOT_IMPLEMENTED;
 539         }
 540         return ntvfs->next->ops->seek(ntvfs->next, req, io);
 541 }
 542
 543 NTSTATUS ntvfs_next_flush(struct ntvfs_module_context *ntvfs,
 544                                    struct ntvfs_request *req,
 545                                    union smb_flush *flush)
 546 {
 547         if (!ntvfs->next || !ntvfs->next->ops->flush) {
 548                 return NT_STATUS_NOT_IMPLEMENTED;
 549         }
 550         return ntvfs->next->ops->flush(ntvfs->next, req, flush);
 551 }
 552
 553 NTSTATUS ntvfs_next_lock(struct ntvfs_module_context *ntvfs,
 554                                   struct ntvfs_request *req,
 555                                   union smb_lock *lck)
 556 {
 557         if (!ntvfs->next || !ntvfs->next->ops->lock) {
 558                 return NT_STATUS_NOT_IMPLEMENTED;
 559         }
 560         return ntvfs->next->ops->lock(ntvfs->next, req, lck);
 561 }
 562
 563 NTSTATUS ntvfs_next_qfileinfo(struct ntvfs_module_context *ntvfs,
 564                                        struct ntvfs_request *req,
 565                                        union smb_fileinfo *info)
 566 {
 567         if (!ntvfs->next || !ntvfs->next->ops->qfileinfo) {
 568                 return NT_STATUS_NOT_IMPLEMENTED;
 569         }
 570         return ntvfs->next->ops->qfileinfo(ntvfs->next, req, info);
 571 }
 572
 573 NTSTATUS ntvfs_next_setfileinfo(struct ntvfs_module_context *ntvfs,
 574                                          struct ntvfs_request *req,
 575                                          union smb_setfileinfo *info)
 576 {
 577         if (!ntvfs->next || !ntvfs->next->ops->setfileinfo) {
 578                 return NT_STATUS_NOT_IMPLEMENTED;
 579         }
 580         return ntvfs->next->ops->setfileinfo(ntvfs->next, req, info);
 581 }
 582
 583 NTSTATUS ntvfs_next_close(struct ntvfs_module_context *ntvfs,
 584                                    struct ntvfs_request *req,
 585                                    union smb_close *io)
 586 {
 587         if (!ntvfs->next || !ntvfs->next->ops->close) {
 588                 return NT_STATUS_NOT_IMPLEMENTED;
 589         }
 590         return ntvfs->next->ops->close(ntvfs->next, req, io);
 591 }
 592
 593 /* trans interface - used by IPC backend for pipes and RAP calls */
 594 NTSTATUS ntvfs_next_trans(struct ntvfs_module_context *ntvfs,
 595                                    struct ntvfs_request *req,
 596                                    struct smb_trans2 *trans)
 597 {
 598         if (!ntvfs->next || !ntvfs->next->ops->trans) {
 599                 return NT_STATUS_NOT_IMPLEMENTED;
 600         }
 601         return ntvfs->next->ops->trans(ntvfs->next, req, trans);
 602 }
 603
 604 /* trans2 interface - only used by CIFS backend to prover complete passthru for testing */
 605 NTSTATUS ntvfs_next_trans2(struct ntvfs_module_context *ntvfs,
 606                                     struct ntvfs_request *req,
 607                                     struct smb_trans2 *trans2)
 608 {
 609         if (!ntvfs->next || !ntvfs->next->ops->trans2) {
 610                 return NT_STATUS_NOT_IMPLEMENTED;
 611         }
 612         return ntvfs->next->ops->trans2(ntvfs->next, req, trans2);
 613 }
 614
 615 /*
 616   change notify request
 617 */
 618 NTSTATUS ntvfs_next_notify(struct ntvfs_module_context *ntvfs,
 619                                     struct ntvfs_request *req,
 620                                     union smb_notify *info)
 621 {
 622         if (!ntvfs->next || !ntvfs->next->ops->notify) {
 623                 return NT_STATUS_NOT_IMPLEMENTED;
 624         }
 625         return ntvfs->next->ops->notify(ntvfs->next, req, info);
 626 }
 627
 628 /* cancel - called to cancel an outstanding async request */
 629 NTSTATUS ntvfs_next_cancel(struct ntvfs_module_context *ntvfs,
 630                                     struct ntvfs_request *req)
 631 {
 632         if (!ntvfs->next || !ntvfs->next->ops->cancel) {
 633                 return NT_STATUS_NOT_IMPLEMENTED;
 634         }
 635         return ntvfs->next->ops->cancel(ntvfs->next, req);
 636 }
 637
 638 /* printing specific operations */
 639 NTSTATUS ntvfs_next_lpq(struct ntvfs_module_context *ntvfs,
 640                                  struct ntvfs_request *req,
 641                                  union smb_lpq *lpq)
 642 {
 643         if (!ntvfs->next || !ntvfs->next->ops->lpq) {
 644                 return NT_STATUS_NOT_IMPLEMENTED;
 645         }
 646         return ntvfs->next->ops->lpq(ntvfs->next, req, lpq);
 647 }
 648
 649
 650 /* logoff - called when a vuid is closed */
 651 NTSTATUS ntvfs_next_logoff(struct ntvfs_module_context *ntvfs,
 652                                     struct ntvfs_request *req)
 653 {
 654         if (!ntvfs->next || !ntvfs->next->ops->logoff) {
 655                 return NT_STATUS_NOT_IMPLEMENTED;
 656         }
 657         return ntvfs->next->ops->logoff(ntvfs->next, req);
 658 }
 659
 660 NTSTATUS ntvfs_next_exit(struct ntvfs_module_context *ntvfs,
 661                                   struct ntvfs_request *req)
 662 {
 663         if (!ntvfs->next || !ntvfs->next->ops->exit) {
 664                 return NT_STATUS_NOT_IMPLEMENTED;
 665         }
 666         return ntvfs->next->ops->exit(ntvfs->next, req);
 667 }
 668
 669 /* oplock helpers */
 670 NTSTATUS ntvfs_set_oplock_handler(struct ntvfs_context *ntvfs,
 671                                            NTSTATUS (*handler)(void *private_data, struct ntvfs_handle *handle, uint8_t level),
 672                                            void *private_data)
 673 {
 674         ntvfs->oplock.handler           = handler;
 675         ntvfs->oplock.private_data      = private_data;
 676         return NT_STATUS_OK;
 677 }
 678
 679 NTSTATUS ntvfs_send_oplock_break(struct ntvfs_module_context *ntvfs,
 680                                           struct ntvfs_handle *handle, uint8_t level)
 681 {
 682         if (!ntvfs->ctx->oplock.handler) {
 683                 return NT_STATUS_OK;
 684         }
 685
 686         return ntvfs->ctx->oplock.handler(ntvfs->ctx->oplock.private_data, handle, level);
 687 }
 688
 689 /* client connection callback */
 690 NTSTATUS ntvfs_set_addr_callbacks(struct ntvfs_context *ntvfs,
 691                                            struct socket_address *(*my_addr)(void *private_data, TALLOC_CTX *mem_ctx),
 692                                            struct socket_address *(*peer_addr)(void *private_data, TALLOC_CTX *mem_ctx),
 693                                            void *private_data)
 694 {
 695         ntvfs->client.get_peer_addr     = my_addr;
 696         ntvfs->client.get_my_addr       = peer_addr;
 697         ntvfs->client.private_data      = private_data;
 698         return NT_STATUS_OK;
 699 }
 700
 701 struct socket_address *ntvfs_get_my_addr(struct ntvfs_module_context *ntvfs, TALLOC_CTX *mem_ctx)
 702 {
 703         if (!ntvfs->ctx->client.get_my_addr) {
 704                 return NULL;
 705         }
 706
 707         return ntvfs->ctx->client.get_my_addr(ntvfs->ctx->client.private_data, mem_ctx);
 708 }
 709
 710 struct socket_address *ntvfs_get_peer_addr(struct ntvfs_module_context *ntvfs, TALLOC_CTX *mem_ctx)
 711 {
 712         if (!ntvfs->ctx->client.get_peer_addr) {
 713                 return NULL;
 714         }
 715
 716         return ntvfs->ctx->client.get_peer_addr(ntvfs->ctx->client.private_data, mem_ctx);
 717 }