source: vendor/current/examples/VFS/skel_transparent.c

Last change on this file was 988, checked in by Silvan Scherrer, 9 years ago

Samba Server: update vendor to version 4.4.3
File size: 29.3 KB
Line 
1/*
2 * Skeleton VFS module. Implements passthrough operation of all VFS
3 * calls to disk functions.
4 *
5 * Copyright (C) Tim Potter, 1999-2000
6 * Copyright (C) Alexander Bokovoy, 2002
7 * Copyright (C) Stefan (metze) Metzmacher, 2003
8 * Copyright (C) Jeremy Allison 2009
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 3 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, see <http://www.gnu.org/licenses/>.
22 */
23
24#include "../source3/include/includes.h"
25#include "lib/util/tevent_unix.h"
26#include "lib/util/tevent_ntstatus.h"
27
28/* PLEASE,PLEASE READ THE VFS MODULES CHAPTER OF THE
29 SAMBA DEVELOPERS GUIDE!!!!!!
30 */
31
32/* If you take this file as template for your module
33 * please make sure that you remove all skel_XXX() functions you don't
34 * want to implement!! The passthrough operations are not
35 * neccessary in a real module.
36 *
37 * --metze
38 */
39
40static int skel_connect(vfs_handle_struct *handle, const char *service,
41 const char *user)
42{
43 return SMB_VFS_NEXT_CONNECT(handle, service, user);
44}
45
46static void skel_disconnect(vfs_handle_struct *handle)
47{
48 SMB_VFS_NEXT_DISCONNECT(handle);
49}
50
51static uint64_t skel_disk_free(vfs_handle_struct *handle, const char *path,
52 uint64_t *bsize,
53 uint64_t *dfree, uint64_t *dsize)
54{
55 return SMB_VFS_NEXT_DISK_FREE(handle, path, bsize, dfree, dsize);
56}
57
58static int skel_get_quota(vfs_handle_struct *handle, const char *path,
59 enum SMB_QUOTA_TYPE qtype, unid_t id,
60 SMB_DISK_QUOTA *dq)
61{
62 return SMB_VFS_NEXT_GET_QUOTA(handle, path, qtype, id, dq);
63}
64
65static int skel_set_quota(vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype,
66 unid_t id, SMB_DISK_QUOTA *dq)
67{
68 return SMB_VFS_NEXT_SET_QUOTA(handle, qtype, id, dq);
69}
70
71static int skel_get_shadow_copy_data(vfs_handle_struct *handle,
72 files_struct *fsp,
73 struct shadow_copy_data *shadow_copy_data,
74 bool labels)
75{
76 return SMB_VFS_NEXT_GET_SHADOW_COPY_DATA(handle, fsp, shadow_copy_data,
77 labels);
78}
79
80static int skel_statvfs(struct vfs_handle_struct *handle, const char *path,
81 struct vfs_statvfs_struct *statbuf)
82{
83 return SMB_VFS_NEXT_STATVFS(handle, path, statbuf);
84}
85
86static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle,
87 enum timestamp_set_resolution *p_ts_res)
88{
89 return SMB_VFS_NEXT_FS_CAPABILITIES(handle, p_ts_res);
90}
91
92static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
93 struct dfs_GetDFSReferral *r)
94{
95 return SMB_VFS_NEXT_GET_DFS_REFERRALS(handle, r);
96}
97
98static DIR *skel_opendir(vfs_handle_struct *handle, const char *fname,
99 const char *mask, uint32_t attr)
100{
101 return SMB_VFS_NEXT_OPENDIR(handle, fname, mask, attr);
102}
103
104static NTSTATUS skel_snap_check_path(struct vfs_handle_struct *handle,
105 TALLOC_CTX *mem_ctx,
106 const char *service_path,
107 char **base_volume)
108{
109 return SMB_VFS_NEXT_SNAP_CHECK_PATH(handle, mem_ctx, service_path,
110 base_volume);
111}
112
113static NTSTATUS skel_snap_create(struct vfs_handle_struct *handle,
114 TALLOC_CTX *mem_ctx,
115 const char *base_volume,
116 time_t *tstamp,
117 bool rw,
118 char **base_path,
119 char **snap_path)
120{
121 return SMB_VFS_NEXT_SNAP_CREATE(handle, mem_ctx, base_volume, tstamp,
122 rw, base_path, snap_path);
123}
124
125static NTSTATUS skel_snap_delete(struct vfs_handle_struct *handle,
126 TALLOC_CTX *mem_ctx,
127 char *base_path,
128 char *snap_path)
129{
130 return SMB_VFS_NEXT_SNAP_DELETE(handle, mem_ctx, base_path, snap_path);
131}
132
133static DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
134 const char *mask, uint32_t attr)
135{
136 return SMB_VFS_NEXT_FDOPENDIR(handle, fsp, mask, attr);
137}
138
139static struct dirent *skel_readdir(vfs_handle_struct *handle,
140 DIR *dirp, SMB_STRUCT_STAT *sbuf)
141{
142 return SMB_VFS_NEXT_READDIR(handle, dirp, sbuf);
143}
144
145static void skel_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset)
146{
147 SMB_VFS_NEXT_SEEKDIR(handle, dirp, offset);
148}
149
150static long skel_telldir(vfs_handle_struct *handle, DIR *dirp)
151{
152 return SMB_VFS_NEXT_TELLDIR(handle, dirp);
153}
154
155static void skel_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
156{
157 SMB_VFS_NEXT_REWINDDIR(handle, dirp);
158}
159
160static int skel_mkdir(vfs_handle_struct *handle, const char *path, mode_t mode)
161{
162 return SMB_VFS_NEXT_MKDIR(handle, path, mode);
163}
164
165static int skel_rmdir(vfs_handle_struct *handle, const char *path)
166{
167 return SMB_VFS_NEXT_RMDIR(handle, path);
168}
169
170static int skel_closedir(vfs_handle_struct *handle, DIR *dir)
171{
172 return SMB_VFS_NEXT_CLOSEDIR(handle, dir);
173}
174
175static void skel_init_search_op(struct vfs_handle_struct *handle, DIR *dirp)
176{
177 SMB_VFS_NEXT_INIT_SEARCH_OP(handle, dirp);
178}
179
180static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
181 files_struct *fsp, int flags, mode_t mode)
182{
183 return SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
184}
185
186static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
187 struct smb_request *req,
188 uint16_t root_dir_fid,
189 struct smb_filename *smb_fname,
190 uint32_t access_mask,
191 uint32_t share_access,
192 uint32_t create_disposition,
193 uint32_t create_options,
194 uint32_t file_attributes,
195 uint32_t oplock_request,
196 struct smb2_lease *lease,
197 uint64_t allocation_size,
198 uint32_t private_flags,
199 struct security_descriptor *sd,
200 struct ea_list *ea_list,
201 files_struct ** result, int *pinfo,
202 const struct smb2_create_blobs *in_context_blobs,
203 struct smb2_create_blobs *out_context_blobs)
204{
205 return SMB_VFS_NEXT_CREATE_FILE(handle,
206 req,
207 root_dir_fid,
208 smb_fname,
209 access_mask,
210 share_access,
211 create_disposition,
212 create_options,
213 file_attributes,
214 oplock_request,
215 lease,
216 allocation_size,
217 private_flags,
218 sd, ea_list, result, pinfo,
219 in_context_blobs, out_context_blobs);
220}
221
222static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
223{
224 return SMB_VFS_NEXT_CLOSE(handle, fsp);
225}
226
227static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp,
228 void *data, size_t n)
229{
230 return SMB_VFS_NEXT_READ(handle, fsp, data, n);
231}
232
233static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp,
234 void *data, size_t n, off_t offset)
235{
236 return SMB_VFS_NEXT_PREAD(handle, fsp, data, n, offset);
237}
238
239struct skel_pread_state {
240 ssize_t ret;
241 int err;
242};
243
244static void skel_pread_done(struct tevent_req *subreq);
245
246static struct tevent_req *skel_pread_send(struct vfs_handle_struct *handle,
247 TALLOC_CTX *mem_ctx,
248 struct tevent_context *ev,
249 struct files_struct *fsp,
250 void *data, size_t n, off_t offset)
251{
252 struct tevent_req *req, *subreq;
253 struct skel_pread_state *state;
254
255 req = tevent_req_create(mem_ctx, &state, struct skel_pread_state);
256 if (req == NULL) {
257 return NULL;
258 }
259 subreq = SMB_VFS_NEXT_PREAD_SEND(state, ev, handle, fsp, data,
260 n, offset);
261 if (tevent_req_nomem(subreq, req)) {
262 return tevent_req_post(req, ev);
263 }
264 tevent_req_set_callback(subreq, skel_pread_done, req);
265 return req;
266}
267
268static void skel_pread_done(struct tevent_req *subreq)
269{
270 struct tevent_req *req =
271 tevent_req_callback_data(subreq, struct tevent_req);
272 struct skel_pread_state *state =
273 tevent_req_data(req, struct skel_pread_state);
274
275 state->ret = SMB_VFS_PREAD_RECV(subreq, &state->err);
276 TALLOC_FREE(subreq);
277 tevent_req_done(req);
278}
279
280static ssize_t skel_pread_recv(struct tevent_req *req, int *err)
281{
282 struct skel_pread_state *state =
283 tevent_req_data(req, struct skel_pread_state);
284
285 if (tevent_req_is_unix_error(req, err)) {
286 return -1;
287 }
288 *err = state->err;
289 return state->ret;
290}
291
292static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp,
293 const void *data, size_t n)
294{
295 return SMB_VFS_NEXT_WRITE(handle, fsp, data, n);
296}
297
298static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp,
299 const void *data, size_t n, off_t offset)
300{
301 return SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
302}
303
304struct skel_pwrite_state {
305 ssize_t ret;
306 int err;
307};
308
309static void skel_pwrite_done(struct tevent_req *subreq);
310
311static struct tevent_req *skel_pwrite_send(struct vfs_handle_struct *handle,
312 TALLOC_CTX *mem_ctx,
313 struct tevent_context *ev,
314 struct files_struct *fsp,
315 const void *data,
316 size_t n, off_t offset)
317{
318 struct tevent_req *req, *subreq;
319 struct skel_pwrite_state *state;
320
321 req = tevent_req_create(mem_ctx, &state, struct skel_pwrite_state);
322 if (req == NULL) {
323 return NULL;
324 }
325 subreq = SMB_VFS_NEXT_PWRITE_SEND(state, ev, handle, fsp, data,
326 n, offset);
327 if (tevent_req_nomem(subreq, req)) {
328 return tevent_req_post(req, ev);
329 }
330 tevent_req_set_callback(subreq, skel_pwrite_done, req);
331 return req;
332}
333
334static void skel_pwrite_done(struct tevent_req *subreq)
335{
336 struct tevent_req *req =
337 tevent_req_callback_data(subreq, struct tevent_req);
338 struct skel_pwrite_state *state =
339 tevent_req_data(req, struct skel_pwrite_state);
340
341 state->ret = SMB_VFS_PWRITE_RECV(subreq, &state->err);
342 TALLOC_FREE(subreq);
343 tevent_req_done(req);
344}
345
346static ssize_t skel_pwrite_recv(struct tevent_req *req, int *err)
347{
348 struct skel_pwrite_state *state =
349 tevent_req_data(req, struct skel_pwrite_state);
350
351 if (tevent_req_is_unix_error(req, err)) {
352 return -1;
353 }
354 *err = state->err;
355 return state->ret;
356}
357
358static off_t skel_lseek(vfs_handle_struct *handle, files_struct *fsp,
359 off_t offset, int whence)
360{
361 return SMB_VFS_NEXT_LSEEK(handle, fsp, offset, whence);
362}
363
364static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd,
365 files_struct *fromfsp, const DATA_BLOB *hdr,
366 off_t offset, size_t n)
367{
368 return SMB_VFS_NEXT_SENDFILE(handle, tofd, fromfsp, hdr, offset, n);
369}
370
371static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd,
372 files_struct *tofsp, off_t offset, size_t n)
373{
374 return SMB_VFS_NEXT_RECVFILE(handle, fromfd, tofsp, offset, n);
375}
376
377static int skel_rename(vfs_handle_struct *handle,
378 const struct smb_filename *smb_fname_src,
379 const struct smb_filename *smb_fname_dst)
380{
381 return SMB_VFS_NEXT_RENAME(handle, smb_fname_src, smb_fname_dst);
382}
383
384static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
385{
386 return SMB_VFS_NEXT_FSYNC(handle, fsp);
387}
388
389struct skel_fsync_state {
390 int ret;
391 int err;
392};
393
394static void skel_fsync_done(struct tevent_req *subreq);
395
396static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
397 TALLOC_CTX *mem_ctx,
398 struct tevent_context *ev,
399 struct files_struct *fsp)
400{
401 struct tevent_req *req, *subreq;
402 struct skel_fsync_state *state;
403
404 req = tevent_req_create(mem_ctx, &state, struct skel_fsync_state);
405 if (req == NULL) {
406 return NULL;
407 }
408 subreq = SMB_VFS_NEXT_FSYNC_SEND(state, ev, handle, fsp);
409 if (tevent_req_nomem(subreq, req)) {
410 return tevent_req_post(req, ev);
411 }
412 tevent_req_set_callback(subreq, skel_fsync_done, req);
413 return req;
414}
415
416static void skel_fsync_done(struct tevent_req *subreq)
417{
418 struct tevent_req *req =
419 tevent_req_callback_data(subreq, struct tevent_req);
420 struct skel_fsync_state *state =
421 tevent_req_data(req, struct skel_fsync_state);
422
423 state->ret = SMB_VFS_FSYNC_RECV(subreq, &state->err);
424 TALLOC_FREE(subreq);
425 tevent_req_done(req);
426}
427
428static int skel_fsync_recv(struct tevent_req *req, int *err)
429{
430 struct skel_fsync_state *state =
431 tevent_req_data(req, struct skel_fsync_state);
432
433 if (tevent_req_is_unix_error(req, err)) {
434 return -1;
435 }
436 *err = state->err;
437 return state->ret;
438}
439
440static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
441{
442 return SMB_VFS_NEXT_STAT(handle, smb_fname);
443}
444
445static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp,
446 SMB_STRUCT_STAT *sbuf)
447{
448 return SMB_VFS_NEXT_FSTAT(handle, fsp, sbuf);
449}
450
451static int skel_lstat(vfs_handle_struct *handle,
452 struct smb_filename *smb_fname)
453{
454 return SMB_VFS_NEXT_LSTAT(handle, smb_fname);
455}
456
457static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle,
458 struct files_struct *fsp,
459 const SMB_STRUCT_STAT *sbuf)
460{
461 return SMB_VFS_NEXT_GET_ALLOC_SIZE(handle, fsp, sbuf);
462}
463
464static int skel_unlink(vfs_handle_struct *handle,
465 const struct smb_filename *smb_fname)
466{
467 return SMB_VFS_NEXT_UNLINK(handle, smb_fname);
468}
469
470static int skel_chmod(vfs_handle_struct *handle, const char *path, mode_t mode)
471{
472 return SMB_VFS_NEXT_CHMOD(handle, path, mode);
473}
474
475static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp,
476 mode_t mode)
477{
478 return SMB_VFS_NEXT_FCHMOD(handle, fsp, mode);
479}
480
481static int skel_chown(vfs_handle_struct *handle, const char *path, uid_t uid,
482 gid_t gid)
483{
484 return SMB_VFS_NEXT_CHOWN(handle, path, uid, gid);
485}
486
487static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp,
488 uid_t uid, gid_t gid)
489{
490 return SMB_VFS_NEXT_FCHOWN(handle, fsp, uid, gid);
491}
492
493static int skel_lchown(vfs_handle_struct *handle, const char *path, uid_t uid,
494 gid_t gid)
495{
496 return SMB_VFS_NEXT_LCHOWN(handle, path, uid, gid);
497}
498
499static int skel_chdir(vfs_handle_struct *handle, const char *path)
500{
501 return SMB_VFS_NEXT_CHDIR(handle, path);
502}
503
504static char *skel_getwd(vfs_handle_struct *handle)
505{
506 return SMB_VFS_NEXT_GETWD(handle);
507}
508
509static int skel_ntimes(vfs_handle_struct *handle,
510 const struct smb_filename *smb_fname,
511 struct smb_file_time *ft)
512{
513 return SMB_VFS_NEXT_NTIMES(handle, smb_fname, ft);
514}
515
516static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
517 off_t offset)
518{
519 return SMB_VFS_NEXT_FTRUNCATE(handle, fsp, offset);
520}
521
522static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
523 uint32_t mode, off_t offset, off_t len)
524{
525 return SMB_VFS_NEXT_FALLOCATE(handle, fsp, mode, offset, len);
526}
527
528static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
529 off_t offset, off_t count, int type)
530{
531 return SMB_VFS_NEXT_LOCK(handle, fsp, op, offset, count, type);
532}
533
534static int skel_kernel_flock(struct vfs_handle_struct *handle,
535 struct files_struct *fsp, uint32_t share_mode,
536 uint32_t access_mask)
537{
538 return SMB_VFS_NEXT_KERNEL_FLOCK(handle, fsp, share_mode, access_mask);
539}
540
541static int skel_linux_setlease(struct vfs_handle_struct *handle,
542 struct files_struct *fsp, int leasetype)
543{
544 return SMB_VFS_NEXT_LINUX_SETLEASE(handle, fsp, leasetype);
545}
546
547static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp,
548 off_t *poffset, off_t *pcount, int *ptype,
549 pid_t *ppid)
550{
551 return SMB_VFS_NEXT_GETLOCK(handle, fsp, poffset, pcount, ptype, ppid);
552}
553
554static int skel_symlink(vfs_handle_struct *handle, const char *oldpath,
555 const char *newpath)
556{
557 return SMB_VFS_NEXT_SYMLINK(handle, oldpath, newpath);
558}
559
560static int skel_vfs_readlink(vfs_handle_struct *handle, const char *path,
561 char *buf, size_t bufsiz)
562{
563 return SMB_VFS_NEXT_READLINK(handle, path, buf, bufsiz);
564}
565
566static int skel_link(vfs_handle_struct *handle, const char *oldpath,
567 const char *newpath)
568{
569 return SMB_VFS_NEXT_LINK(handle, oldpath, newpath);
570}
571
572static int skel_mknod(vfs_handle_struct *handle, const char *path, mode_t mode,
573 SMB_DEV_T dev)
574{
575 return SMB_VFS_NEXT_MKNOD(handle, path, mode, dev);
576}
577
578static char *skel_realpath(vfs_handle_struct *handle, const char *path)
579{
580 return SMB_VFS_NEXT_REALPATH(handle, path);
581}
582
583static int skel_chflags(vfs_handle_struct *handle, const char *path,
584 uint flags)
585{
586 return SMB_VFS_NEXT_CHFLAGS(handle, path, flags);
587}
588
589static struct file_id skel_file_id_create(vfs_handle_struct *handle,
590 const SMB_STRUCT_STAT *sbuf)
591{
592 return SMB_VFS_NEXT_FILE_ID_CREATE(handle, sbuf);
593}
594
595struct skel_cc_state {
596 struct vfs_handle_struct *handle;
597 off_t copied;
598};
599static void skel_copy_chunk_done(struct tevent_req *subreq);
600
601static struct tevent_req *skel_copy_chunk_send(struct vfs_handle_struct *handle,
602 TALLOC_CTX *mem_ctx,
603 struct tevent_context *ev,
604 struct files_struct *src_fsp,
605 off_t src_off,
606 struct files_struct *dest_fsp,
607 off_t dest_off,
608 off_t num)
609{
610 struct tevent_req *req;
611 struct tevent_req *subreq;
612 struct skel_cc_state *cc_state;
613
614 req = tevent_req_create(mem_ctx, &cc_state, struct skel_cc_state);
615 if (req == NULL) {
616 return NULL;
617 }
618
619 cc_state->handle = handle;
620 subreq = SMB_VFS_NEXT_COPY_CHUNK_SEND(handle, cc_state, ev,
621 src_fsp, src_off,
622 dest_fsp, dest_off, num);
623 if (tevent_req_nomem(subreq, req)) {
624 return tevent_req_post(req, ev);
625 }
626
627 tevent_req_set_callback(subreq, skel_copy_chunk_done, req);
628 return req;
629}
630
631static void skel_copy_chunk_done(struct tevent_req *subreq)
632{
633 struct tevent_req *req = tevent_req_callback_data(
634 subreq, struct tevent_req);
635 struct skel_cc_state *cc_state
636 = tevent_req_data(req, struct skel_cc_state);
637 NTSTATUS status;
638
639 status = SMB_VFS_NEXT_COPY_CHUNK_RECV(cc_state->handle,
640 subreq,
641 &cc_state->copied);
642 TALLOC_FREE(subreq);
643 if (tevent_req_nterror(req, status)) {
644 return;
645 }
646 tevent_req_done(req);
647}
648
649static NTSTATUS skel_copy_chunk_recv(struct vfs_handle_struct *handle,
650 struct tevent_req *req,
651 off_t *copied)
652{
653 struct skel_cc_state *cc_state
654 = tevent_req_data(req, struct skel_cc_state);
655 NTSTATUS status;
656
657 *copied = cc_state->copied;
658 if (tevent_req_is_nterror(req, &status)) {
659 tevent_req_received(req);
660 return status;
661 }
662
663 tevent_req_received(req);
664 return NT_STATUS_OK;
665}
666
667static NTSTATUS skel_get_compression(struct vfs_handle_struct *handle,
668 TALLOC_CTX *mem_ctx,
669 struct files_struct *fsp,
670 struct smb_filename *smb_fname,
671 uint16_t *_compression_fmt)
672{
673 return SMB_VFS_NEXT_GET_COMPRESSION(handle, mem_ctx, fsp, smb_fname,
674 _compression_fmt);
675}
676
677static NTSTATUS skel_set_compression(struct vfs_handle_struct *handle,
678 TALLOC_CTX *mem_ctx,
679 struct files_struct *fsp,
680 uint16_t compression_fmt)
681{
682 return SMB_VFS_NEXT_SET_COMPRESSION(handle, mem_ctx, fsp,
683 compression_fmt);
684}
685
686static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
687 struct files_struct *fsp,
688 const char *fname,
689 TALLOC_CTX *mem_ctx,
690 unsigned int *num_streams,
691 struct stream_struct **streams)
692{
693 return SMB_VFS_NEXT_STREAMINFO(handle,
694 fsp,
695 fname, mem_ctx, num_streams, streams);
696}
697
698static int skel_get_real_filename(struct vfs_handle_struct *handle,
699 const char *path,
700 const char *name,
701 TALLOC_CTX *mem_ctx, char **found_name)
702{
703 return SMB_VFS_NEXT_GET_REAL_FILENAME(handle,
704 path, name, mem_ctx, found_name);
705}
706
707static const char *skel_connectpath(struct vfs_handle_struct *handle,
708 const char *filename)
709{
710 return SMB_VFS_NEXT_CONNECTPATH(handle, filename);
711}
712
713static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
714 struct byte_range_lock *br_lck,
715 struct lock_struct *plock,
716 bool blocking_lock)
717{
718 return SMB_VFS_NEXT_BRL_LOCK_WINDOWS(handle,
719 br_lck, plock, blocking_lock);
720}
721
722static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
723 struct messaging_context *msg_ctx,
724 struct byte_range_lock *br_lck,
725 const struct lock_struct *plock)
726{
727 return SMB_VFS_NEXT_BRL_UNLOCK_WINDOWS(handle, msg_ctx, br_lck, plock);
728}
729
730static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
731 struct byte_range_lock *br_lck,
732 struct lock_struct *plock)
733{
734 return SMB_VFS_NEXT_BRL_CANCEL_WINDOWS(handle, br_lck, plock);
735}
736
737static bool skel_strict_lock(struct vfs_handle_struct *handle,
738 struct files_struct *fsp,
739 struct lock_struct *plock)
740{
741 return SMB_VFS_NEXT_STRICT_LOCK(handle, fsp, plock);
742}
743
744static void skel_strict_unlock(struct vfs_handle_struct *handle,
745 struct files_struct *fsp,
746 struct lock_struct *plock)
747{
748 SMB_VFS_NEXT_STRICT_UNLOCK(handle, fsp, plock);
749}
750
751static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
752 const char *mapped_name,
753 enum vfs_translate_direction direction,
754 TALLOC_CTX *mem_ctx, char **pmapped_name)
755{
756 return SMB_VFS_NEXT_TRANSLATE_NAME(handle, mapped_name, direction,
757 mem_ctx, pmapped_name);
758}
759
760static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
761 struct files_struct *fsp,
762 TALLOC_CTX *ctx,
763 uint32_t function,
764 uint16_t req_flags, /* Needed for UNICODE ... */
765 const uint8_t *_in_data,
766 uint32_t in_len,
767 uint8_t ** _out_data,
768 uint32_t max_out_len, uint32_t *out_len)
769{
770 return SMB_VFS_NEXT_FSCTL(handle,
771 fsp,
772 ctx,
773 function,
774 req_flags,
775 _in_data,
776 in_len, _out_data, max_out_len, out_len);
777}
778
779static NTSTATUS skel_readdir_attr(struct vfs_handle_struct *handle,
780 const struct smb_filename *fname,
781 TALLOC_CTX *mem_ctx,
782 struct readdir_attr_data **pattr_data)
783{
784 return SMB_VFS_NEXT_READDIR_ATTR(handle, fname, mem_ctx, pattr_data);
785}
786
787static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
788 uint32_t security_info,
789 TALLOC_CTX *mem_ctx,
790 struct security_descriptor **ppdesc)
791{
792 return SMB_VFS_NEXT_FGET_NT_ACL(handle, fsp, security_info, mem_ctx,
793 ppdesc);
794}
795
796static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
797 const char *name, uint32_t security_info,
798 TALLOC_CTX *mem_ctx,
799 struct security_descriptor **ppdesc)
800{
801 return SMB_VFS_NEXT_GET_NT_ACL(handle, name, security_info, mem_ctx,
802 ppdesc);
803}
804
805static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
806 uint32_t security_info_sent,
807 const struct security_descriptor *psd)
808{
809 return SMB_VFS_NEXT_FSET_NT_ACL(handle, fsp, security_info_sent, psd);
810}
811
812static int skel_chmod_acl(vfs_handle_struct *handle, const char *name,
813 mode_t mode)
814{
815 return SMB_VFS_NEXT_CHMOD_ACL(handle, name, mode);
816}
817
818static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp,
819 mode_t mode)
820{
821 return SMB_VFS_NEXT_FCHMOD_ACL(handle, fsp, mode);
822}
823
824static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,
825 const char *path_p,
826 SMB_ACL_TYPE_T type,
827 TALLOC_CTX *mem_ctx)
828{
829 return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, path_p, type, mem_ctx);
830}
831
832static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle,
833 files_struct *fsp, TALLOC_CTX *mem_ctx)
834{
835 return SMB_VFS_NEXT_SYS_ACL_GET_FD(handle, fsp, mem_ctx);
836}
837
838static int skel_sys_acl_blob_get_file(vfs_handle_struct *handle,
839 const char *path_p, TALLOC_CTX *mem_ctx,
840 char **blob_description, DATA_BLOB *blob)
841{
842 return SMB_VFS_NEXT_SYS_ACL_BLOB_GET_FILE(handle, path_p, mem_ctx,
843 blob_description, blob);
844}
845
846static int skel_sys_acl_blob_get_fd(vfs_handle_struct *handle,
847 files_struct *fsp, TALLOC_CTX *mem_ctx,
848 char **blob_description, DATA_BLOB *blob)
849{
850 return SMB_VFS_NEXT_SYS_ACL_BLOB_GET_FD(handle, fsp, mem_ctx,
851 blob_description, blob);
852}
853
854static int skel_sys_acl_set_file(vfs_handle_struct *handle, const char *name,
855 SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
856{
857 return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, name, acltype, theacl);
858}
859
860static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
861 SMB_ACL_T theacl)
862{
863 return SMB_VFS_NEXT_SYS_ACL_SET_FD(handle, fsp, theacl);
864}
865
866static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,
867 const char *path)
868{
869 return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, path);
870}
871
872static ssize_t skel_getxattr(vfs_handle_struct *handle, const char *path,
873 const char *name, void *value, size_t size)
874{
875 return SMB_VFS_NEXT_GETXATTR(handle, path, name, value, size);
876}
877
878static ssize_t skel_fgetxattr(vfs_handle_struct *handle,
879 struct files_struct *fsp, const char *name,
880 void *value, size_t size)
881{
882 return SMB_VFS_NEXT_FGETXATTR(handle, fsp, name, value, size);
883}
884
885static ssize_t skel_listxattr(vfs_handle_struct *handle, const char *path,
886 char *list, size_t size)
887{
888 return SMB_VFS_NEXT_LISTXATTR(handle, path, list, size);
889}
890
891static ssize_t skel_flistxattr(vfs_handle_struct *handle,
892 struct files_struct *fsp, char *list,
893 size_t size)
894{
895 return SMB_VFS_NEXT_FLISTXATTR(handle, fsp, list, size);
896}
897
898static int skel_removexattr(vfs_handle_struct *handle, const char *path,
899 const char *name)
900{
901 return SMB_VFS_NEXT_REMOVEXATTR(handle, path, name);
902}
903
904static int skel_fremovexattr(vfs_handle_struct *handle,
905 struct files_struct *fsp, const char *name)
906{
907 return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
908}
909
910static int skel_setxattr(vfs_handle_struct *handle, const char *path,
911 const char *name, const void *value, size_t size,
912 int flags)
913{
914 return SMB_VFS_NEXT_SETXATTR(handle, path, name, value, size, flags);
915}
916
917static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
918 const char *name, const void *value, size_t size,
919 int flags)
920{
921 return SMB_VFS_NEXT_FSETXATTR(handle, fsp, name, value, size, flags);
922}
923
924static bool skel_aio_force(struct vfs_handle_struct *handle,
925 struct files_struct *fsp)
926{
927 return SMB_VFS_NEXT_AIO_FORCE(handle, fsp);
928}
929
930static bool skel_is_offline(struct vfs_handle_struct *handle,
931 const struct smb_filename *fname,
932 SMB_STRUCT_STAT *sbuf)
933{
934 return SMB_VFS_NEXT_IS_OFFLINE(handle, fname, sbuf);
935}
936
937static int skel_set_offline(struct vfs_handle_struct *handle,
938 const struct smb_filename *fname)
939{
940 return SMB_VFS_NEXT_SET_OFFLINE(handle, fname);
941}
942
943/* VFS operations structure */
944
945struct vfs_fn_pointers skel_transparent_fns = {
946 /* Disk operations */
947
948 .connect_fn = skel_connect,
949 .disconnect_fn = skel_disconnect,
950 .disk_free_fn = skel_disk_free,
951 .get_quota_fn = skel_get_quota,
952 .set_quota_fn = skel_set_quota,
953 .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
954 .statvfs_fn = skel_statvfs,
955 .fs_capabilities_fn = skel_fs_capabilities,
956 .get_dfs_referrals_fn = skel_get_dfs_referrals,
957 .snap_check_path_fn = skel_snap_check_path,
958 .snap_create_fn = skel_snap_create,
959 .snap_delete_fn = skel_snap_delete,
960
961 /* Directory operations */
962
963 .opendir_fn = skel_opendir,
964 .fdopendir_fn = skel_fdopendir,
965 .readdir_fn = skel_readdir,
966 .seekdir_fn = skel_seekdir,
967 .telldir_fn = skel_telldir,
968 .rewind_dir_fn = skel_rewind_dir,
969 .mkdir_fn = skel_mkdir,
970 .rmdir_fn = skel_rmdir,
971 .closedir_fn = skel_closedir,
972 .init_search_op_fn = skel_init_search_op,
973
974 /* File operations */
975
976 .open_fn = skel_open,
977 .create_file_fn = skel_create_file,
978 .close_fn = skel_close_fn,
979 .read_fn = skel_vfs_read,
980 .pread_fn = skel_pread,
981 .pread_send_fn = skel_pread_send,
982 .pread_recv_fn = skel_pread_recv,
983 .write_fn = skel_write,
984 .pwrite_fn = skel_pwrite,
985 .pwrite_send_fn = skel_pwrite_send,
986 .pwrite_recv_fn = skel_pwrite_recv,
987 .lseek_fn = skel_lseek,
988 .sendfile_fn = skel_sendfile,
989 .recvfile_fn = skel_recvfile,
990 .rename_fn = skel_rename,
991 .fsync_fn = skel_fsync,
992 .fsync_send_fn = skel_fsync_send,
993 .fsync_recv_fn = skel_fsync_recv,
994 .stat_fn = skel_stat,
995 .fstat_fn = skel_fstat,
996 .lstat_fn = skel_lstat,
997 .get_alloc_size_fn = skel_get_alloc_size,
998 .unlink_fn = skel_unlink,
999 .chmod_fn = skel_chmod,
1000 .fchmod_fn = skel_fchmod,
1001 .chown_fn = skel_chown,
1002 .fchown_fn = skel_fchown,
1003 .lchown_fn = skel_lchown,
1004 .chdir_fn = skel_chdir,
1005 .getwd_fn = skel_getwd,
1006 .ntimes_fn = skel_ntimes,
1007 .ftruncate_fn = skel_ftruncate,
1008 .fallocate_fn = skel_fallocate,
1009 .lock_fn = skel_lock,
1010 .kernel_flock_fn = skel_kernel_flock,
1011 .linux_setlease_fn = skel_linux_setlease,
1012 .getlock_fn = skel_getlock,
1013 .symlink_fn = skel_symlink,
1014 .readlink_fn = skel_vfs_readlink,
1015 .link_fn = skel_link,
1016 .mknod_fn = skel_mknod,
1017 .realpath_fn = skel_realpath,
1018 .chflags_fn = skel_chflags,
1019 .file_id_create_fn = skel_file_id_create,
1020 .copy_chunk_send_fn = skel_copy_chunk_send,
1021 .copy_chunk_recv_fn = skel_copy_chunk_recv,
1022 .get_compression_fn = skel_get_compression,
1023 .set_compression_fn = skel_set_compression,
1024
1025 .streaminfo_fn = skel_streaminfo,
1026 .get_real_filename_fn = skel_get_real_filename,
1027 .connectpath_fn = skel_connectpath,
1028 .brl_lock_windows_fn = skel_brl_lock_windows,
1029 .brl_unlock_windows_fn = skel_brl_unlock_windows,
1030 .brl_cancel_windows_fn = skel_brl_cancel_windows,
1031 .strict_lock_fn = skel_strict_lock,
1032 .strict_unlock_fn = skel_strict_unlock,
1033 .translate_name_fn = skel_translate_name,
1034 .fsctl_fn = skel_fsctl,
1035 .readdir_attr_fn = skel_readdir_attr,
1036
1037 /* NT ACL operations. */
1038
1039 .fget_nt_acl_fn = skel_fget_nt_acl,
1040 .get_nt_acl_fn = skel_get_nt_acl,
1041 .fset_nt_acl_fn = skel_fset_nt_acl,
1042
1043 /* POSIX ACL operations. */
1044
1045 .chmod_acl_fn = skel_chmod_acl,
1046 .fchmod_acl_fn = skel_fchmod_acl,
1047
1048 .sys_acl_get_file_fn = skel_sys_acl_get_file,
1049 .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
1050 .sys_acl_blob_get_file_fn = skel_sys_acl_blob_get_file,
1051 .sys_acl_blob_get_fd_fn = skel_sys_acl_blob_get_fd,
1052 .sys_acl_set_file_fn = skel_sys_acl_set_file,
1053 .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
1054 .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
1055
1056 /* EA operations. */
1057 .getxattr_fn = skel_getxattr,
1058 .fgetxattr_fn = skel_fgetxattr,
1059 .listxattr_fn = skel_listxattr,
1060 .flistxattr_fn = skel_flistxattr,
1061 .removexattr_fn = skel_removexattr,
1062 .fremovexattr_fn = skel_fremovexattr,
1063 .setxattr_fn = skel_setxattr,
1064 .fsetxattr_fn = skel_fsetxattr,
1065
1066 /* aio operations */
1067 .aio_force_fn = skel_aio_force,
1068
1069 /* offline operations */
1070 .is_offline_fn = skel_is_offline,
1071 .set_offline_fn = skel_set_offline
1072};
1073
1074static_decl_vfs;
1075NTSTATUS vfs_skel_transparent_init(void)
1076{
1077 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_transparent",
1078 &skel_transparent_fns);
1079}
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