2 Unix SMB/CIFS implementation.
3 VFS structures and parameters
4 Copyright (C) Jeremy Allison 1999-2005
5 Copyright (C) Tim Potter 1999
6 Copyright (C) Alexander Bokovoy 2002-2005
7 Copyright (C) Stefan (metze) Metzmacher 2003
8 Copyright (C) Volker Lendecke 2009
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.
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.
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/>.
23 This work was sponsored by Optifacio Software Services, Inc.
29 /* Avoid conflict with an AIX include file */
36 * As we're now (thanks Andrew ! :-) using file_structs and connection
37 * structs in the vfs - then anyone writing a vfs must include includes.h...
41 * This next constant specifies the version number of the VFS interface
42 * this smbd will load. Increment this if *ANY* changes are made to the
45 * If you change anything here, please also update modules/vfs_full_audit.c.
49 /* Changed to version 2 for CIFS UNIX extensions (mknod and link added). JRA. */
50 /* Changed to version 3 for POSIX acl extensions. JRA. */
51 /* Changed to version 4 for cascaded VFS interface. Alexander Bokovoy. */
52 /* Changed to version 5 for sendfile addition. JRA. */
53 /* Changed to version 6 for the new module system, fixed cascading and quota functions. --metze */
54 /* Changed to version 7 to include the get_nt_acl info parameter. JRA. */
55 /* Changed to version 8 includes EA calls. JRA. */
56 /* Changed to version 9 to include the get_shadow_data call. --metze */
57 /* Changed to version 10 to include pread/pwrite calls. */
58 /* Changed to version 11 to include seekdir/telldir/rewinddir calls. JRA */
59 /* Changed to version 12 to add mask and attributes to opendir(). JRA
60 Also include aio calls. JRA. */
61 /* Changed to version 13 as the internal structure of files_struct has changed. JRA */
62 /* Changed to version 14 as we had to change DIR to SMB_STRUCT_DIR. JRA */
63 /* Changed to version 15 as we added the statvfs call. JRA */
64 /* Changed to version 16 as we added the getlock call. JRA */
65 /* Changed to version 17 as we removed redundant connection_struct parameters. --jpeach */
66 /* Changed to version 18 to add fsp parameter to the open call -- jpeach
67 Also include kernel_flock call - jmcd */
68 /* Changed to version 19, kernel change notify has been merged
69 Also included linux setlease call - jmcd */
70 /* Changed to version 20, use ntimes call instead of utime (greater
71 * timestamp resolition. JRA. */
72 /* Changed to version21 to add chflags operation -- jpeach */
73 /* Changed to version22 to add lchown operation -- jra */
74 /* Leave at 22 - not yet released. But change set_nt_acl to return an NTSTATUS. jra. */
75 /* Leave at 22 - not yet released. Add file_id_create operation. --metze */
76 /* Leave at 22 - not yet released. Change all BOOL parameters (int) to bool. jra. */
77 /* Leave at 22 - not yet released. Added recvfile. */
78 /* Leave at 22 - not yet released. Change get_nt_acl to return NTSTATUS - vl */
79 /* Leave at 22 - not yet released. Change get_nt_acl to *not* take a
80 * files_struct. - obnox.*/
81 /* Leave at 22 - not yet released. Remove parameter fd from fget_nt_acl. - obnox */
82 /* Leave at 22 - not yet released. Remove parameter fd from gset_nt_acl. - obnox */
83 /* Leave at 22 - not yet released. Remove parameter fd from pread. - obnox */
84 /* Leave at 22 - not yet released. Remove parameter fd from pwrite. - obnox */
85 /* Leave at 22 - not yet released. Remove parameter fd from lseek. - obnox */
86 /* Leave at 22 - not yet released. Remove parameter fd from fsync. - obnox */
87 /* Leave at 22 - not yet released. Remove parameter fd from fstat. - obnox */
88 /* Leave at 22 - not yet released. Remove parameter fd from fchmod. - obnox */
89 /* Leave at 22 - not yet released. Remove parameter fd from fchown. - obnox */
90 /* Leave at 22 - not yet released. Remove parameter fd from ftruncate. - obnox */
91 /* Leave at 22 - not yet released. Remove parameter fd from lock. - obnox */
92 /* Leave at 22 - not yet released. Remove parameter fd from kernel_flock. - obnox */
93 /* Leave at 22 - not yet released. Remove parameter fd from linux_setlease. - obnox */
94 /* Leave at 22 - not yet released. Remove parameter fd from getlock. - obnox */
95 /* Leave at 22 - not yet released. Remove parameter fd from sys_acl_get_fd. - obnox */
96 /* Leave at 22 - not yet released. Remove parameter fd from fchmod_acl. - obnox */
97 /* Leave at 22 - not yet released. Remove parameter fd from sys_acl_set_fd. - obnox */
98 /* Leave at 22 - not yet released. Remove parameter fd from fgetxattr. - obnox */
99 /* Leave at 22 - not yet released. Remove parameter fd from flistxattr. - obnox */
100 /* Leave at 22 - not yet released. Remove parameter fd from fremovexattr. - obnox */
101 /* Leave at 22 - not yet released. Remove parameter fd from fsetxattr. - obnox */
102 /* Leave at 22 - not yet released. Remove parameter fd from aio_cancel. - obnox */
103 /* Leave at 22 - not yet released. Remove parameter fd from read. - obnox */
104 /* Leave at 22 - not yet released. Remove parameter fd from write. - obnox */
105 /* Leave at 22 - not yet released. Remove parameter fromfd from sendfile. - obnox */
106 /* Leave at 22 - not yet released. Remove parameter fromfd from recvfile. - obnox */
107 /* Leave at 22 - not yet released. Additional change: add operations for offline files -- ab */
108 /* Leave at 22 - not yet released. Add the streaminfo call. -- jpeach, vl */
109 /* Leave at 22 - not yet released. Remove parameter fd from close_fn. - obnox */
110 /* Changed to version 23 - remove set_nt_acl call. This can only be done via an
112 /* Changed to version 24 - make security descriptor const in fset_nt_acl. JRA. */
113 /* Changed to version 25 - Jelmer's change from SMB_BIG_UINT to uint64_t. */
114 /* Leave at 25 - not yet released. Add create_file call. -- tprouty. */
115 /* Leave at 25 - not yet released. Add create time to ntimes. -- tstecher. */
116 /* Leave at 25 - not yet released. Add get_alloc_size call. -- tprouty. */
117 /* Leave at 25 - not yet released. Add SMB_STRUCT_STAT to readdir. - sdann */
118 /* Leave at 25 - not yet released. Add init_search_op call. - sdann */
119 /* Leave at 25 - not yet released. Add locking calls. -- zkirsch. */
120 /* Leave at 25 - not yet released. Add strict locking calls. -- drichards. */
121 /* Changed to version 26 - Plumb struct smb_filename to SMB_VFS_CREATE_FILE,
122 SMB_VFS_OPEN, SMB_VFS_STAT, SMB_VFS_LSTAT,
123 SMB_VFS_RENAME, SMB_VFS_UNLINK, SMB_VFS_NTIMES. */
124 /* Changed to version 27 - not yet released. Added enum timestamp_set_resolution
125 * return to fs_capabilities call. JRA. */
126 /* Leave at 27 - not yet released. Add translate_name VFS call to convert
127 UNIX names to Windows supported names -- asrinivasan. */
128 /* Changed to version 28 - Add private_flags uint32_t to CREATE call. */
129 /* Leave at 28 - not yet released. Change realpath to assume NULL and return a
130 malloc'ed path. JRA. */
131 /* Leave at 28 - not yet released. Move posix_fallocate into the VFS
132 where it belongs. JRA. */
133 /* Leave at 28 - not yet released. Rename posix_fallocate to fallocate
134 to split out the two possible uses. JRA. */
135 /* Leave at 28 - not yet released. Add fdopendir. JRA. */
136 /* Leave at 28 - not yet released. Rename open function to open_fn. - gd */
137 /* Leave at 28 - not yet released. Make getwd function always return malloced memory. JRA. */
138 /* Bump to version 29 - Samba 3.6.0 will ship with interface version 28. */
139 /* Leave at 29 - not yet releases. Add fsctl. Richard Sharpe */
140 /* Leave at 29 - not yet released. add SMB_VFS_GET_DFS_REFERRAL() - metze */
141 /* Leave at 29 - not yet released. Remove l{list,get,set,remove}xattr - abartlet */
142 /* Leave at 29 - not yet released. move to plain off_t - abartlet */
143 /* Leave at 29 - not yet released. Remove sys_acl functions other than set and get - abartlet */
144 /* Leave at 29 - not yet released. Added backup_intent bool to files_struct - JRA */
145 /* Leave at 29 - not yet released. Add durable handle functions - metze/obnox */
146 /* Leave at 29 - not yet released. Added sys_acl_blob_get_file and sys_acl_blob_get_fd */
147 /* Bump to version 30 - Samba 4.0.0 will ship with interface version 30 */
148 /* Leave at 30 - not yet released. Added conn->cwd to save vfs_GetWd() calls. */
149 /* Leave at 30 - not yet released. Changed sys_acl_blob_get_file interface to remove type */
150 /* Bump to version 31 - Samba 4.1.0 will ship with interface version 31 */
151 /* Leave at 31 - not yet released. Make struct vuid_cache_entry in
152 connection_struct a pointer. */
153 /* Leave at 31 - not yet released. Add share_access to vuid_cache_entry. */
154 /* Leave at 31 - not yet released. add SMB_VFS_COPY_CHUNK() */
155 /* Leave at 31 - not yet released. Remove the unused
156 fsp->pending_break_messages array */
157 /* Leave at 31 - not yet released. add SMB_VFS_[GET/SET]_COMPRESSION() */
159 /* Bump to version 32 - Samba 4.2 will ship with that. */
160 /* Version 32 - Add "lease" to CREATE_FILE operation */
161 /* Version 32 - Add "lease" to struct files_struct */
162 /* Version 32 - Add SMB_VFS_READDIR_ATTR() */
163 /* Version 32 - Add in and out create context blobs to create_file */
164 /* Version 32 - Remove unnecessary SMB_VFS_DISK_FREE() small_query parameter */
165 /* Bump to version 33 - Samba 4.3 will ship with that. */
166 /* Version 33 - change fallocate mode flags param from enum->uint32_t */
167 /* Version 33 - Add snapshot create/delete calls */
168 /* Version 33 - Add OS X SMB2 AAPL copyfile extension flag to fsp */
169 /* Version 33 - Remove notify_watch_fn */
170 /* Bump to version 34 - Samba 4.4 will ship with that */
171 /* Version 34 - Remove bool posix_open, add uint64_t posix_flags */
172 /* Version 34 - Added bool posix_pathnames to struct smb_request */
173 /* Bump to version 35 - Samba 4.5 will ship with that */
174 /* Version 35 - Change get_nt_acl_fn from const char *, to
175 const struct smb_filename * */
176 /* Version 35 - Change mkdir from const char *, to
177 const struct smb_filename * */
178 /* Version 35 - Change rmdir from const char *, to
179 const struct smb_filename * */
180 /* Version 35 - Change opendir from const char *, to
181 const struct smb_filename * */
182 /* Version 35 - Wrap aio async funtions args in a struct vfs_aio_state */
183 /* Version 35 - Change chmod from const char *, to
184 const struct smb_filename * */
185 /* Version 35 - Change chmod_acl from const char *, to
186 const struct smb_filename * */
187 /* Version 35 - Change chown from const char *, to
188 const struct smb_filename * */
189 /* Version 35 - Change lchown from const char *, to
190 const struct smb_filename * */
191 /* Version 35 - Change streaminfo from const char *, to
192 const struct smb_filename * */
193 /* Version 35 - Add uint32_t flags to struct smb_filename */
194 /* Version 35 - Add get/set/fget/fset dos attribute functions. */
195 /* Version 35 - Add bool use_ofd_locks to struct files_struct */
196 /* Bump to version 36 - Samba 4.6 will ship with that */
197 /* Version 36 - Remove is_offline and set_offline */
198 /* Version 37 - Module init functions now take a TALLOC_CTX * parameter. */
199 /* Version 37 - Add vfs_copy_chunk_flags for DUP_EXTENTS_TO_FILE */
200 /* Version 37 - Change sys_acl_delete_def_file from const char *
201 to const struct smb_filename * */
202 /* Version 37 - Change sys_acl_get_file from const char *
203 to const struct smb_filename * */
204 /* Version 37 - Change sys_acl_blob_get_file from const char *
205 to const struct smb_filename * */
206 /* Version 37 - Change sys_acl_set_file from const char *
207 to const struct smb_filename * */
208 /* Version 37 - Change listxattr from const char *
209 to const struct smb_filename * */
210 /* Version 37 - Change removexattr from const char *
211 to const struct smb_filename * */
212 /* Version 37 - Change setxattr from const char *
213 to const struct smb_filename * */
214 /* Version 37 - Change getxattr from const char *
215 to const struct smb_filename * */
216 /* Version 37 - Change mknod from const char * to const struct smb_filename * */
217 /* Version 37 - Change chflags from const char *
218 to const struct smb_filename * */
219 /* Version 37 - Change disk_free from const char *
220 to const struct smb_filename * */
221 /* Version 37 - Change get_quota from const char *
222 to const struct smb_filename * */
223 /* Version 37 - Change link from const char *
224 to const struct smb_filename * */
225 /* Version 37 - Change statvfs from const char *
226 to const struct smb_filename * */
227 /* Version 37 - Change readlink from const char *
228 to const struct smb_filename * */
229 /* Version 37 - Change symlink from const char *
230 to const struct smb_filename * */
231 /* Version 37 - Change chdir from const char *
232 to const struct smb_filename * */
233 /* Version 37 - Change getwd from char *
234 to const struct smb_filename * */
235 /* Version 37 - Change conn->cwd from char *
236 to struct smb_filename * */
237 /* Version 37 - Change realpath from char *
238 to struct smb_filename * */
239 /* Version 37 - Change connectpath from char *
240 to struct smb_filename * */
241 /* Version 37 - Add SMB_VFS_OFFLOAD_READ_SEND/RECV */
242 /* Version 37 - Rename SMB_VFS_COPY_CHUNK_SEND/RECV to
243 SMB_VFS_OFFLOAD_READ_SEND/RECV */
244 /* Version 37 - Remove SMB_VFS_STRICT_UNLOCK */
245 /* Version 37 - Rename SMB_VFS_STRICT_LOCK to
246 SMB_VFS_STRICT_LOCK_CHECK */
247 /* Version 38 - Remove SMB_VFS_INIT_SEARCH_OP */
248 /* Bump to version 39, Samba 4.9 will ship with that */
249 /* Version 39 - Remove SMB_VFS_FSYNC
250 Only implement async versions. */
251 /* Version 39 - Remove SMB_VFS_READ
252 All users are now pread or async versions. */
253 /* Version 39 - Remove SMB_VFS_WRITE
254 All users are now pwrite or async versions. */
255 /* Version 39 - Remove SMB_VFS_CHMOD_ACL - no longer used. */
256 /* Version 39 - Remove SMB_VFS_FCHMOD_ACL - no longer used. */
257 /* Version 39 - Remove struct dfree_cached_info pointer from
259 /* Bump to version 40, Samba 4.10 will ship with that */
260 /* Version 40 - Introduce smb_vfs_ev_glue infrastructure. */
261 /* Version 40 - Add vfs_not_implemented_* helper functions. */
263 #define SMB_VFS_INTERFACE_VERSION 40
266 All intercepted VFS operations must be declared as static functions inside module source
267 in order to keep smbd namespace unpolluted. See source of audit, extd_audit, fake_perms and recycle
268 example VFS modules for more details.
271 /* VFS operations structure */
273 struct vfs_handle_struct;
274 struct connection_struct;
276 struct security_descriptor;
277 struct vfs_statvfs_struct;
280 struct smb_file_time;
281 struct blocking_lock_record;
283 struct dfs_GetDFSReferral;
284 struct tevent_context;
285 struct pthreadpool_tevent;
286 struct smb_vfs_ev_glue;
288 typedef union unid_t {
296 uint64_t position_information;
298 uint32_t private_options; /* NT Create options, but we only look at
299 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
300 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB and
301 * NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE
302 * for print files *only*, where
303 * DELETE_ON_CLOSE is not stored in the share
306 unsigned long gen_id;
311 struct smbd_server_connection *sconn;
312 struct tevent_timer *timeout;
313 struct smb2_lease lease;
316 typedef struct files_struct {
317 struct files_struct *next, *prev;
319 struct smbXsrv_open *op;
320 struct connection_struct *conn;
321 struct fd_handle *fh;
322 unsigned int num_smb_operations;
323 struct file_id file_id;
324 uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
326 uint64_t vuid; /* SMB2 compat */
327 struct write_cache *wcp;
328 struct timeval open_time;
329 uint32_t access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
330 uint32_t share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
332 bool kernel_share_modes_taken;
334 bool update_write_time_triggered;
335 struct tevent_timer *update_write_time_event;
336 bool update_write_time_on_close;
337 struct timespec close_write_time;
338 bool write_time_forced;
341 struct fsp_lease *lease;
342 int sent_oplock_break;
343 struct tevent_timer *oplock_timeout;
344 struct lock_struct last_lock_failure;
345 int current_lock_count; /* Count the number of outstanding locks and pending locks. */
352 bool aio_write_behind;
353 bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
354 bool delete_on_close;
355 uint64_t posix_flags;
357 bool backup_intent; /* Handle was successfully opened with backup intent
358 and opener has privilege to do so. */
359 bool use_ofd_locks; /* Are we using open file description locks ? */
360 struct smb_filename *fsp_name;
361 uint32_t name_hash; /* Jenkins hash of full pathname. */
362 uint64_t mid; /* Mid of the operation that created us. */
364 struct vfs_fsp_data *vfs_extension;
365 struct fake_file_handle *fake_file_handle;
367 struct notify_change_buf *notify;
369 struct files_struct *base_fsp; /* placeholder for delete on close */
372 * Read-only cached brlock record, thrown away when the
373 * brlock.tdb seqnum changes. This avoids fetching data from
374 * the brlock.tdb on every read/write call.
377 struct byte_range_lock *brlock_rec;
379 struct dptr_struct *dptr;
381 /* if not NULL, means this is a print file */
382 struct print_file_data *print_file;
384 unsigned num_aio_requests;
385 struct tevent_req **aio_requests;
388 * If a close request comes in while we still have aio_requests
389 * around, we need to hold back the close. When all aio_requests are
390 * done, the aio completion routines need tevent_wait_done() on
391 * this. A bit ugly, but before we have close_file() fully async
392 * possibly the simplest approach. Thanks, Jeremy for the idea.
394 struct tevent_req *deferred_close;
397 #define FSP_POSIX_FLAGS_OPEN 0x01
398 #define FSP_POSIX_FLAGS_RENAME 0x02
399 #define FSP_POSIX_FLAGS_PATHNAMES 0x04
401 #define FSP_POSIX_FLAGS_ALL \
402 (FSP_POSIX_FLAGS_OPEN | \
403 FSP_POSIX_FLAGS_PATHNAMES | \
404 FSP_POSIX_FLAGS_RENAME)
406 struct vuid_cache_entry {
407 struct auth_session_info *session_info;
408 struct smb_vfs_ev_glue *user_vfs_evg;
409 uint64_t vuid; /* SMB2 compat */
411 uint32_t share_access;
415 unsigned int next_entry;
416 struct vuid_cache_entry array[VUID_CACHE_SIZE];
422 } name_compare_entry;
424 struct share_params {
428 typedef struct connection_struct {
429 struct connection_struct *next, *prev;
430 struct smbd_server_connection *sconn; /* can be NULL */
431 struct smbXsrv_tcon *tcon; /* can be NULL */
432 uint32_t cnum; /* an index passed over the wire */
433 struct share_params *params;
435 struct vuid_cache *vuid_cache;
438 bool read_only; /* Attributes for the current user of the share. */
439 uint32_t share_access;
440 /* Does this filesystem honor
441 sub second timestamps on files
442 and directories when setting time ? */
443 enum timestamp_set_resolution ts_res;
446 struct smb_filename *cwd_fname; /* Working directory. */
449 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
452 * This represents the user information on this connection. Depending
453 * on the vuid using this tid, this might change per SMB request.
455 struct auth_session_info *session_info;
456 struct tevent_context *user_ev_ctx;
457 struct smb_vfs_ev_glue *user_vfs_evg;
460 * If the "force group" parameter is set, this is the primary gid that
461 * may be used in the users token, depending on the vuid using this tid.
463 gid_t force_group_gid;
465 uint64_t vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
468 time_t lastused_count;
470 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
474 /* Semantics requested by the client or forced by the server config. */
477 bool short_case_preserve;
479 /* Semantics provided by the underlying filesystem. */
481 /* Device number of the directory of the share mount.
482 Used to ensure unique FileIndex returns. */
483 SMB_DEV_T base_share_dev;
485 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
486 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
487 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
488 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
489 struct trans_state *pending_trans;
491 struct rpc_pipe_client *spoolss_pipe;
495 struct smbd_smb2_request;
496 struct privilege_paths;
502 uint64_t mid; /* For compatibility with SMB2. */
504 uint64_t vuid; /* For compatibility with SMB2. */
510 const uint8_t *inbuf;
513 * Async handling in the main smb processing loop is directed by
514 * outbuf: reply_xxx routines indicate sync behaviour by putting their
515 * reply into "outbuf". If they leave it as NULL, they take care of it
516 * themselves, possibly later.
518 * If async handling is wanted, the reply_xxx routine must make sure
519 * that it talloc_move()s the smb_req somewhere else.
525 /* the tevent_context (wrapper) the request operates on */
526 struct tevent_context *ev_ctx;
527 connection_struct *conn;
528 struct smbd_server_connection *sconn;
529 struct smbXsrv_connection *xconn;
530 struct smb_perfcount_data pcd;
533 * Chained request handling
535 struct files_struct *chain_fsp;
538 * state information for async smb handling
543 * Back pointer to smb2 request.
545 struct smbd_smb2_request *smb2req;
548 * Pathnames used if request done
551 struct privilege_paths *priv_paths;
554 * Request list for chained requests, we're part of it.
556 struct smb_request **chain;
558 struct timeval request_time;
560 bool posix_pathnames;
564 * Info about an alternate data stream
567 struct stream_struct {
574 struct smb_file_time {
575 struct timespec mtime;
576 struct timespec atime;
577 struct timespec ctime;
578 struct timespec create_time;
584 struct smb_filename {
587 char *original_lcomp;
593 * smb_filename flags. Define in terms of the FSP_POSIX_FLAGS_XX
594 * to keep the numeric values consistent.
597 #define SMB_FILENAME_POSIX_PATH FSP_POSIX_FLAGS_PATHNAMES
599 #define VFS_FIND(__fn__) while (handle->fns->__fn__##_fn==NULL) { \
600 handle = handle->next; \
603 enum vfs_translate_direction {
604 vfs_translate_to_unix = 0,
605 vfs_translate_to_windows
608 enum vfs_fallocate_flags {
609 VFS_FALLOCATE_FL_KEEP_SIZE = 0x0001,
610 VFS_FALLOCATE_FL_PUNCH_HOLE = 0x0002,
613 struct vfs_aio_state {
619 Available VFS operations. These values must be in sync with vfs_ops struct
620 (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
621 In particular, if new operations are added to vfs_ops, appropriate constants
622 should be added to vfs_op_type so that order of them kept same as in vfs_ops.
624 struct shadow_copy_data;
626 struct vfs_fn_pointers {
627 /* Disk operations */
629 int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
630 void (*disconnect_fn)(struct vfs_handle_struct *handle);
631 uint64_t (*disk_free_fn)(struct vfs_handle_struct *handle,
632 const struct smb_filename *smb_fname,
636 int (*get_quota_fn)(struct vfs_handle_struct *handle,
637 const struct smb_filename *smb_fname,
638 enum SMB_QUOTA_TYPE qtype,
641 int (*set_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
642 int (*get_shadow_copy_data_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels);
643 int (*statvfs_fn)(struct vfs_handle_struct *handle,
644 const struct smb_filename *smb_fname,
645 struct vfs_statvfs_struct *statbuf);
646 uint32_t (*fs_capabilities_fn)(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res);
649 * Note: that "struct dfs_GetDFSReferral *r"
650 * needs to be a valid TALLOC_CTX
652 NTSTATUS (*get_dfs_referrals_fn)(struct vfs_handle_struct *handle,
653 struct dfs_GetDFSReferral *r);
655 /* Directory operations */
657 DIR *(*opendir_fn)(struct vfs_handle_struct *handle,
658 const struct smb_filename *smb_fname,
660 uint32_t attributes);
661 DIR *(*fdopendir_fn)(struct vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32_t attributes);
662 struct dirent *(*readdir_fn)(struct vfs_handle_struct *handle,
664 SMB_STRUCT_STAT *sbuf);
665 void (*seekdir_fn)(struct vfs_handle_struct *handle, DIR *dirp, long offset);
666 long (*telldir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
667 void (*rewind_dir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
668 int (*mkdir_fn)(struct vfs_handle_struct *handle,
669 const struct smb_filename *smb_fname,
671 int (*rmdir_fn)(struct vfs_handle_struct *handle,
672 const struct smb_filename *smb_fname);
673 int (*closedir_fn)(struct vfs_handle_struct *handle, DIR *dir);
675 /* File operations */
677 int (*open_fn)(struct vfs_handle_struct *handle,
678 struct smb_filename *smb_fname, files_struct *fsp,
679 int flags, mode_t mode);
680 NTSTATUS (*create_file_fn)(struct vfs_handle_struct *handle,
681 struct smb_request *req,
682 uint16_t root_dir_fid,
683 struct smb_filename *smb_fname,
684 uint32_t access_mask,
685 uint32_t share_access,
686 uint32_t create_disposition,
687 uint32_t create_options,
688 uint32_t file_attributes,
689 uint32_t oplock_request,
690 struct smb2_lease *lease,
691 uint64_t allocation_size,
692 uint32_t private_flags,
693 struct security_descriptor *sd,
694 struct ea_list *ea_list,
695 files_struct **result,
697 const struct smb2_create_blobs *in_context_blobs,
698 struct smb2_create_blobs *out_context_blobs);
699 int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
700 ssize_t (*pread_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, off_t offset);
701 struct tevent_req *(*pread_send_fn)(struct vfs_handle_struct *handle,
703 struct tevent_context *ev,
704 struct files_struct *fsp,
706 size_t n, off_t offset);
707 ssize_t (*pread_recv_fn)(struct tevent_req *req, struct vfs_aio_state *state);
708 ssize_t (*pwrite_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, off_t offset);
709 struct tevent_req *(*pwrite_send_fn)(struct vfs_handle_struct *handle,
711 struct tevent_context *ev,
712 struct files_struct *fsp,
714 size_t n, off_t offset);
715 ssize_t (*pwrite_recv_fn)(struct tevent_req *req, struct vfs_aio_state *state);
716 off_t (*lseek_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset, int whence);
717 ssize_t (*sendfile_fn)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, off_t offset, size_t count);
718 ssize_t (*recvfile_fn)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, off_t offset, size_t count);
719 int (*rename_fn)(struct vfs_handle_struct *handle,
720 const struct smb_filename *smb_fname_src,
721 const struct smb_filename *smb_fname_dst);
722 struct tevent_req *(*fsync_send_fn)(struct vfs_handle_struct *handle,
724 struct tevent_context *ev,
725 struct files_struct *fsp);
726 int (*fsync_recv_fn)(struct tevent_req *req, struct vfs_aio_state *state);
727 int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
728 int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
729 int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
730 uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
731 int (*unlink_fn)(struct vfs_handle_struct *handle,
732 const struct smb_filename *smb_fname);
733 int (*chmod_fn)(struct vfs_handle_struct *handle,
734 const struct smb_filename *smb_fname,
736 int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
737 int (*chown_fn)(struct vfs_handle_struct *handle,
738 const struct smb_filename *smb_fname,
741 int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
742 int (*lchown_fn)(struct vfs_handle_struct *handle,
743 const struct smb_filename *smb_fname,
746 int (*chdir_fn)(struct vfs_handle_struct *handle,
747 const struct smb_filename *smb_fname);
748 struct smb_filename *(*getwd_fn)(struct vfs_handle_struct *handle,
749 TALLOC_CTX *mem_ctx);
750 int (*ntimes_fn)(struct vfs_handle_struct *handle,
751 const struct smb_filename *smb_fname,
752 struct smb_file_time *ft);
753 int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset);
754 int (*fallocate_fn)(struct vfs_handle_struct *handle,
755 struct files_struct *fsp,
759 bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, off_t offset, off_t count, int type);
760 int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
761 uint32_t share_mode, uint32_t access_mask);
762 int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
763 bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid);
764 int (*symlink_fn)(struct vfs_handle_struct *handle,
765 const char *link_contents,
766 const struct smb_filename *new_smb_fname);
767 int (*readlink_fn)(struct vfs_handle_struct *handle,
768 const struct smb_filename *smb_fname,
771 int (*link_fn)(struct vfs_handle_struct *handle,
772 const struct smb_filename *old_smb_fname,
773 const struct smb_filename *new_smb_fname);
774 int (*mknod_fn)(struct vfs_handle_struct *handle,
775 const struct smb_filename *smb_fname,
778 struct smb_filename *(*realpath_fn)(struct vfs_handle_struct *handle,
780 const struct smb_filename *smb_fname);
781 int (*chflags_fn)(struct vfs_handle_struct *handle,
782 const struct smb_filename *smb_fname,
784 struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
785 const SMB_STRUCT_STAT *sbuf);
786 struct tevent_req *(*offload_read_send_fn)(TALLOC_CTX *mem_ctx,
787 struct tevent_context *ev,
788 struct vfs_handle_struct *handle,
789 struct files_struct *fsp,
794 NTSTATUS (*offload_read_recv_fn)(struct tevent_req *req,
795 struct vfs_handle_struct *handle,
797 DATA_BLOB *token_blob);
798 struct tevent_req *(*offload_write_send_fn)(struct vfs_handle_struct *handle,
800 struct tevent_context *ev,
803 off_t transfer_offset,
804 struct files_struct *dest_fsp,
807 NTSTATUS (*offload_write_recv_fn)(struct vfs_handle_struct *handle,
808 struct tevent_req *req,
810 NTSTATUS (*get_compression_fn)(struct vfs_handle_struct *handle,
812 struct files_struct *fsp,
813 struct smb_filename *smb_fname,
814 uint16_t *_compression_fmt);
815 NTSTATUS (*set_compression_fn)(struct vfs_handle_struct *handle,
817 struct files_struct *fsp,
818 uint16_t compression_fmt);
819 NTSTATUS (*snap_check_path_fn)(struct vfs_handle_struct *handle,
821 const char *service_path,
823 NTSTATUS (*snap_create_fn)(struct vfs_handle_struct *handle,
825 const char *base_volume,
830 NTSTATUS (*snap_delete_fn)(struct vfs_handle_struct *handle,
835 NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
836 struct files_struct *fsp,
837 const struct smb_filename *smb_fname,
839 unsigned int *num_streams,
840 struct stream_struct **streams);
842 int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
848 const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
849 const struct smb_filename *smb_fname);
851 NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
852 struct byte_range_lock *br_lck,
853 struct lock_struct *plock,
856 bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
857 struct messaging_context *msg_ctx,
858 struct byte_range_lock *br_lck,
859 const struct lock_struct *plock);
861 bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
862 struct byte_range_lock *br_lck,
863 struct lock_struct *plock);
865 bool (*strict_lock_check_fn)(struct vfs_handle_struct *handle,
866 struct files_struct *fsp,
867 struct lock_struct *plock);
869 NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
871 enum vfs_translate_direction direction,
875 NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
876 struct files_struct *fsp,
880 const uint8_t *_in_data,
883 uint32_t max_out_len,
886 NTSTATUS (*get_dos_attributes_fn)(struct vfs_handle_struct *handle,
887 struct smb_filename *smb_fname,
890 NTSTATUS (*fget_dos_attributes_fn)(struct vfs_handle_struct *handle,
891 struct files_struct *fsp,
894 NTSTATUS (*set_dos_attributes_fn)(struct vfs_handle_struct *handle,
895 const struct smb_filename *smb_fname,
898 NTSTATUS (*fset_dos_attributes_fn)(struct vfs_handle_struct *hande,
899 struct files_struct *fsp,
902 /* NT ACL operations. */
904 NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
905 struct files_struct *fsp,
906 uint32_t security_info,
908 struct security_descriptor **ppdesc);
909 NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
910 const struct smb_filename *smb_fname,
911 uint32_t security_info,
913 struct security_descriptor **ppdesc);
914 NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
915 struct files_struct *fsp,
916 uint32_t security_info_sent,
917 const struct security_descriptor *psd);
919 NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
920 struct smb_filename *file,
921 struct security_acl *sacl,
922 uint32_t access_requested,
923 uint32_t access_denied);
925 /* POSIX ACL operations. */
927 SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle,
928 const struct smb_filename *smb_fname,
930 TALLOC_CTX *mem_ctx);
931 SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle,
932 struct files_struct *fsp,
933 TALLOC_CTX *mem_ctx);
934 int (*sys_acl_blob_get_file_fn)(struct vfs_handle_struct *handle,
935 const struct smb_filename *smb_fname,
937 char **blob_description,
939 int (*sys_acl_blob_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
940 TALLOC_CTX *mem_ctx, char **blob_description,
942 int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle,
943 const struct smb_filename *smb_fname,
944 SMB_ACL_TYPE_T acltype,
946 int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
947 int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle,
948 const struct smb_filename *smb_fname);
951 ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,
952 const struct smb_filename *smb_fname,
956 ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
957 ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle,
958 const struct smb_filename *smb_fname,
961 ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
962 int (*removexattr_fn)(struct vfs_handle_struct *handle,
963 const struct smb_filename *smb_fname,
965 int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
966 int (*setxattr_fn)(struct vfs_handle_struct *handle,
967 const struct smb_filename *smb_fname,
972 int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
975 bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
977 /* durable handle operations */
978 NTSTATUS (*durable_cookie_fn)(struct vfs_handle_struct *handle,
979 struct files_struct *fsp,
982 NTSTATUS (*durable_disconnect_fn)(struct vfs_handle_struct *handle,
983 struct files_struct *fsp,
984 const DATA_BLOB old_cookie,
986 DATA_BLOB *new_cookie);
987 NTSTATUS (*durable_reconnect_fn)(struct vfs_handle_struct *handle,
988 struct smb_request *smb1req,
989 struct smbXsrv_open *op,
990 const DATA_BLOB old_cookie,
992 struct files_struct **fsp,
993 DATA_BLOB *new_cookie);
995 NTSTATUS (*readdir_attr_fn)(struct vfs_handle_struct *handle,
996 const struct smb_filename *fname,
998 struct readdir_attr_data **attr_data);
1002 VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
1003 which describes all operations this module is willing to intercept.
1004 VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
1005 using this information.
1008 typedef struct vfs_handle_struct {
1009 struct vfs_handle_struct *next, *prev;
1011 struct connection_struct *conn;
1012 const struct vfs_fn_pointers *fns;
1014 void (*free_data)(void **data);
1015 } vfs_handle_struct;
1018 typedef struct vfs_statvfs_struct {
1019 /* For undefined recommended transfer size return -1 in that field */
1020 uint32_t OptimalTransferSize; /* bsize on some os, iosize on other os */
1024 The next three fields are in terms of the block size.
1025 (above). If block size is unknown, 4096 would be a
1026 reasonable block size for a server to report.
1027 Note that returning the blocks/blocksavail removes need
1028 to make a second call (to QFSInfo level 0x103 to get this info.
1029 UserBlockAvail is typically less than or equal to BlocksAvail,
1030 if no distinction is made return the same value in each.
1033 uint64_t TotalBlocks;
1034 uint64_t BlocksAvail; /* bfree */
1035 uint64_t UserBlocksAvail; /* bavail */
1037 /* For undefined Node fields or FSID return -1 */
1038 uint64_t TotalFileNodes;
1039 uint64_t FreeFileNodes;
1040 uint64_t FsIdentifier; /* fsid */
1041 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
1042 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
1045 } vfs_statvfs_struct;
1047 /* Add a new FSP extension of the given type. Returns a pointer to the
1050 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn) \
1051 (type *)vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
1053 /* Return a pointer to the existing FSP extension data. */
1054 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
1055 vfs_fetch_fsp_extension(handle, (fsp))
1057 /* Return the talloc context associated with an FSP extension. */
1058 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
1059 vfs_memctx_fsp_extension(handle, (fsp))
1061 /* Remove and destroy an FSP extension. */
1062 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
1063 vfs_remove_fsp_extension((handle), (fsp))
1065 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
1066 if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
1067 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
1072 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
1074 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
1077 if ((handle)->free_data) { \
1078 (handle)->free_data(&(handle)->data); \
1080 (handle)->data = (void *)datap; \
1081 (handle)->free_data = free_fn; \
1085 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
1086 if ((handle) && (handle)->free_data) { \
1087 (handle)->free_data(&(handle)->data); \
1091 /* Check whether module-specific data handle was already allocated or not */
1092 #define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
1094 #define SMB_VFS_OP(x) ((void *) x)
1096 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
1098 #include "vfs_macros.h"
1100 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
1101 const char *service, const char *user);
1102 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
1103 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
1104 const struct smb_filename *smb_filename,
1108 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
1109 const struct smb_filename *smb_filename,
1110 enum SMB_QUOTA_TYPE qtype,
1112 SMB_DISK_QUOTA *qt);
1113 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
1114 enum SMB_QUOTA_TYPE qtype, unid_t id,
1115 SMB_DISK_QUOTA *qt);
1116 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
1117 struct files_struct *fsp,
1118 struct shadow_copy_data *shadow_copy_data,
1120 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle,
1121 const struct smb_filename *smb_fname,
1122 struct vfs_statvfs_struct *statbuf);
1123 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
1124 enum timestamp_set_resolution *p_ts_res);
1126 * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
1128 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
1129 struct dfs_GetDFSReferral *r);
1130 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
1131 const struct smb_filename *smb_fname,
1133 uint32_t attributes);
1134 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
1135 struct files_struct *fsp,
1137 uint32_t attributes);
1138 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
1140 SMB_STRUCT_STAT *sbuf);
1141 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
1142 DIR *dirp, long offset);
1143 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
1145 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
1147 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle,
1148 const struct smb_filename *smb_fname,
1150 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle,
1151 const struct smb_filename *smb_fname);
1152 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
1154 int smb_vfs_call_open(struct vfs_handle_struct *handle,
1155 struct smb_filename *smb_fname, struct files_struct *fsp,
1156 int flags, mode_t mode);
1157 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
1158 struct smb_request *req,
1159 uint16_t root_dir_fid,
1160 struct smb_filename *smb_fname,
1161 uint32_t access_mask,
1162 uint32_t share_access,
1163 uint32_t create_disposition,
1164 uint32_t create_options,
1165 uint32_t file_attributes,
1166 uint32_t oplock_request,
1167 struct smb2_lease *lease,
1168 uint64_t allocation_size,
1169 uint32_t private_flags,
1170 struct security_descriptor *sd,
1171 struct ea_list *ea_list,
1172 files_struct **result,
1174 const struct smb2_create_blobs *in_context_blobs,
1175 struct smb2_create_blobs *out_context_blobs);
1176 int smb_vfs_call_close(struct vfs_handle_struct *handle,
1177 struct files_struct *fsp);
1178 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
1179 struct files_struct *fsp, void *data, size_t n,
1181 struct tevent_req *smb_vfs_call_pread_send(struct vfs_handle_struct *handle,
1182 TALLOC_CTX *mem_ctx,
1183 struct tevent_context *ev,
1184 struct files_struct *fsp,
1186 size_t n, off_t offset);
1187 ssize_t SMB_VFS_PREAD_RECV(struct tevent_req *req, struct vfs_aio_state *state);
1189 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
1190 struct files_struct *fsp, const void *data,
1191 size_t n, off_t offset);
1192 struct tevent_req *smb_vfs_call_pwrite_send(struct vfs_handle_struct *handle,
1193 TALLOC_CTX *mem_ctx,
1194 struct tevent_context *ev,
1195 struct files_struct *fsp,
1197 size_t n, off_t offset);
1198 ssize_t SMB_VFS_PWRITE_RECV(struct tevent_req *req, struct vfs_aio_state *state);
1200 off_t smb_vfs_call_lseek(struct vfs_handle_struct *handle,
1201 struct files_struct *fsp, off_t offset,
1203 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
1204 files_struct *fromfsp, const DATA_BLOB *header,
1205 off_t offset, size_t count);
1206 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
1207 files_struct *tofsp, off_t offset,
1209 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
1210 const struct smb_filename *smb_fname_src,
1211 const struct smb_filename *smb_fname_dst);
1213 struct tevent_req *smb_vfs_call_fsync_send(struct vfs_handle_struct *handle,
1214 TALLOC_CTX *mem_ctx,
1215 struct tevent_context *ev,
1216 struct files_struct *fsp);
1217 int SMB_VFS_FSYNC_RECV(struct tevent_req *req, struct vfs_aio_state *state);
1219 int smb_vfs_fsync_sync(files_struct *fsp);
1220 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
1221 struct smb_filename *smb_fname);
1222 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
1223 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
1224 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
1225 struct smb_filename *smb_filename);
1226 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
1227 struct files_struct *fsp,
1228 const SMB_STRUCT_STAT *sbuf);
1229 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
1230 const struct smb_filename *smb_fname);
1231 int smb_vfs_call_chmod(struct vfs_handle_struct *handle,
1232 const struct smb_filename *smb_fname,
1234 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
1235 struct files_struct *fsp, mode_t mode);
1236 int smb_vfs_call_chown(struct vfs_handle_struct *handle,
1237 const struct smb_filename *smb_fname,
1240 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
1241 struct files_struct *fsp, uid_t uid, gid_t gid);
1242 int smb_vfs_call_lchown(struct vfs_handle_struct *handle,
1243 const struct smb_filename *smb_fname,
1246 int smb_vfs_call_chdir(struct vfs_handle_struct *handle,
1247 const struct smb_filename *smb_fname);
1248 struct smb_filename *smb_vfs_call_getwd(struct vfs_handle_struct *handle,
1250 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
1251 const struct smb_filename *smb_fname,
1252 struct smb_file_time *ft);
1253 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
1254 struct files_struct *fsp, off_t offset);
1255 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
1256 struct files_struct *fsp,
1260 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
1261 struct files_struct *fsp, int op, off_t offset,
1262 off_t count, int type);
1263 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
1264 struct files_struct *fsp, uint32_t share_mode,
1265 uint32_t access_mask);
1266 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
1267 struct files_struct *fsp, int leasetype);
1268 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
1269 struct files_struct *fsp, off_t *poffset,
1270 off_t *pcount, int *ptype, pid_t *ppid);
1271 int smb_vfs_call_symlink(struct vfs_handle_struct *handle,
1272 const char *link_contents,
1273 const struct smb_filename *new_smb_fname);
1274 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
1275 const struct smb_filename *smb_fname,
1278 int smb_vfs_call_link(struct vfs_handle_struct *handle,
1279 const struct smb_filename *old_smb_fname,
1280 const struct smb_filename *new_smb_fname);
1281 int smb_vfs_call_mknod(struct vfs_handle_struct *handle,
1282 const struct smb_filename *smb_fname,
1285 struct smb_filename *smb_vfs_call_realpath(struct vfs_handle_struct *handle,
1287 const struct smb_filename *smb_fname);
1288 int smb_vfs_call_chflags(struct vfs_handle_struct *handle,
1289 const struct smb_filename *smb_fname,
1290 unsigned int flags);
1291 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
1292 const SMB_STRUCT_STAT *sbuf);
1293 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
1294 struct files_struct *fsp,
1295 const struct smb_filename *smb_fname,
1296 TALLOC_CTX *mem_ctx,
1297 unsigned int *num_streams,
1298 struct stream_struct **streams);
1299 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
1300 const char *path, const char *name,
1301 TALLOC_CTX *mem_ctx, char **found_name);
1302 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
1303 const struct smb_filename *smb_fname);
1304 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
1305 struct byte_range_lock *br_lck,
1306 struct lock_struct *plock,
1307 bool blocking_lock);
1308 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
1309 struct messaging_context *msg_ctx,
1310 struct byte_range_lock *br_lck,
1311 const struct lock_struct *plock);
1312 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
1313 struct byte_range_lock *br_lck,
1314 struct lock_struct *plock);
1315 bool smb_vfs_call_strict_lock_check(struct vfs_handle_struct *handle,
1316 struct files_struct *fsp,
1317 struct lock_struct *plock);
1318 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
1320 enum vfs_translate_direction direction,
1321 TALLOC_CTX *mem_ctx,
1322 char **mapped_name);
1323 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
1324 struct files_struct *fsp,
1328 const uint8_t *_in_data,
1330 uint8_t **_out_data,
1331 uint32_t max_out_len,
1333 NTSTATUS smb_vfs_call_get_dos_attributes(struct vfs_handle_struct *handle,
1334 struct smb_filename *smb_fname,
1336 NTSTATUS smb_vfs_call_fget_dos_attributes(struct vfs_handle_struct *handle,
1337 struct files_struct *fsp,
1339 NTSTATUS smb_vfs_call_set_dos_attributes(struct vfs_handle_struct *handle,
1340 const struct smb_filename *smb_fname,
1342 NTSTATUS smb_vfs_call_fset_dos_attributes(struct vfs_handle_struct *handle,
1343 struct files_struct *fsp,
1345 struct tevent_req *smb_vfs_call_offload_read_send(
1346 TALLOC_CTX *mem_ctx,
1347 struct tevent_context *ev,
1348 struct vfs_handle_struct *handle,
1349 struct files_struct *fsp,
1354 NTSTATUS smb_vfs_call_offload_read_recv(struct tevent_req *req,
1355 struct vfs_handle_struct *handle,
1356 TALLOC_CTX *mem_ctx,
1357 DATA_BLOB *token_blob);
1358 struct tevent_req *smb_vfs_call_offload_write_send(struct vfs_handle_struct *handle,
1359 TALLOC_CTX *mem_ctx,
1360 struct tevent_context *ev,
1363 off_t transfer_offset,
1364 struct files_struct *dest_fsp,
1367 NTSTATUS smb_vfs_call_offload_write_recv(struct vfs_handle_struct *handle,
1368 struct tevent_req *req,
1370 NTSTATUS smb_vfs_call_get_compression(struct vfs_handle_struct *handle,
1371 TALLOC_CTX *mem_ctx,
1372 struct files_struct *fsp,
1373 struct smb_filename *smb_fname,
1374 uint16_t *_compression_fmt);
1375 NTSTATUS smb_vfs_call_set_compression(struct vfs_handle_struct *handle,
1376 TALLOC_CTX *mem_ctx,
1377 struct files_struct *fsp,
1378 uint16_t compression_fmt);
1379 NTSTATUS smb_vfs_call_snap_check_path(vfs_handle_struct *handle,
1380 TALLOC_CTX *mem_ctx,
1381 const char *service_path,
1382 char **base_volume);
1383 NTSTATUS smb_vfs_call_snap_create(struct vfs_handle_struct *handle,
1384 TALLOC_CTX *mem_ctx,
1385 const char *base_volume,
1390 NTSTATUS smb_vfs_call_snap_delete(struct vfs_handle_struct *handle,
1391 TALLOC_CTX *mem_ctx,
1394 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
1395 struct files_struct *fsp,
1396 uint32_t security_info,
1397 TALLOC_CTX *mem_ctx,
1398 struct security_descriptor **ppdesc);
1399 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
1400 const struct smb_filename *smb_fname,
1401 uint32_t security_info,
1402 TALLOC_CTX *mem_ctx,
1403 struct security_descriptor **ppdesc);
1404 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
1405 struct files_struct *fsp,
1406 uint32_t security_info_sent,
1407 const struct security_descriptor *psd);
1408 NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
1409 struct smb_filename *file,
1410 struct security_acl *sacl,
1411 uint32_t access_requested,
1412 uint32_t access_denied);
1413 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle,
1414 const struct smb_filename *file,
1416 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
1417 const struct smb_filename *smb_fname,
1418 SMB_ACL_TYPE_T type,
1419 TALLOC_CTX *mem_ctx);
1420 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
1421 struct files_struct *fsp,
1422 TALLOC_CTX *mem_ctx);
1423 int smb_vfs_call_sys_acl_blob_get_file(struct vfs_handle_struct *handle,
1424 const struct smb_filename *smb_fname,
1425 TALLOC_CTX *mem_ctx,
1426 char **blob_description,
1428 int smb_vfs_call_sys_acl_blob_get_fd(struct vfs_handle_struct *handle,
1429 struct files_struct *fsp,
1430 TALLOC_CTX *mem_ctx,
1431 char **blob_description,
1433 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
1434 const struct smb_filename *smb_fname,
1435 SMB_ACL_TYPE_T acltype,
1437 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
1438 struct files_struct *fsp, SMB_ACL_T theacl);
1439 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
1440 const struct smb_filename *smb_fname);
1441 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
1442 const struct smb_filename *smb_fname,
1446 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
1447 struct files_struct *fsp, const char *name,
1448 void *value, size_t size);
1449 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
1450 const struct smb_filename *smb_fname,
1453 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
1454 struct files_struct *fsp, char *list,
1456 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
1457 const struct smb_filename *smb_fname,
1459 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
1460 struct files_struct *fsp, const char *name);
1461 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle,
1462 const struct smb_filename *smb_fname,
1467 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
1468 const char *name, const void *value, size_t size,
1470 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
1471 struct files_struct *fsp, const char *name,
1472 const void *value, size_t size, int flags);
1473 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
1474 struct files_struct *fsp);
1475 NTSTATUS smb_vfs_call_durable_cookie(struct vfs_handle_struct *handle,
1476 struct files_struct *fsp,
1477 TALLOC_CTX *mem_ctx,
1479 NTSTATUS smb_vfs_call_durable_disconnect(struct vfs_handle_struct *handle,
1480 struct files_struct *fsp,
1481 const DATA_BLOB old_cookie,
1482 TALLOC_CTX *mem_ctx,
1483 DATA_BLOB *new_cookie);
1484 NTSTATUS smb_vfs_call_durable_reconnect(struct vfs_handle_struct *handle,
1485 struct smb_request *smb1req,
1486 struct smbXsrv_open *op,
1487 const DATA_BLOB old_cookie,
1488 TALLOC_CTX *mem_ctx,
1489 struct files_struct **fsp,
1490 DATA_BLOB *new_cookie);
1491 NTSTATUS smb_vfs_call_readdir_attr(struct vfs_handle_struct *handle,
1492 const struct smb_filename *fname,
1493 TALLOC_CTX *mem_ctx,
1494 struct readdir_attr_data **attr_data);
1496 NTSTATUS smb_register_vfs(int version, const char *name,
1497 const struct vfs_fn_pointers *fns);
1498 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
1499 files_struct *fsp, size_t ext_size,
1500 void (*destroy_fn)(void *p_data));
1501 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1502 void vfs_remove_all_fsp_extensions(struct files_struct *fsp);
1503 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1504 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1506 void smb_vfs_assert_all_fns(const struct vfs_fn_pointers* fns,
1507 const char *module);
1510 * Notice the "Design of the smb_vfs_ev_glue infrastructure"
1511 * comment in source3/smbd/vfs.c!
1513 * This explains smb_vfs_ev_glue infrastructure in detail.
1515 struct tevent_context *smb_vfs_ev_glue_ev_ctx(const struct smb_vfs_ev_glue *evg);
1516 struct pthreadpool_tevent *smb_vfs_ev_glue_tp_fd_safe(const struct smb_vfs_ev_glue *evg);
1517 struct pthreadpool_tevent *smb_vfs_ev_glue_tp_path_safe(const struct smb_vfs_ev_glue *evg);
1518 struct pthreadpool_tevent *smb_vfs_ev_glue_tp_chdir_safe(const struct smb_vfs_ev_glue *evg);
1519 const struct smb_vfs_ev_glue *smb_vfs_ev_glue_get_root_glue(const struct smb_vfs_ev_glue *evg);
1520 struct smb_vfs_ev_glue *smb_vfs_ev_glue_create(TALLOC_CTX *mem_ctx,
1521 struct tevent_context *user_ev,
1522 struct pthreadpool_tevent *user_tp_fd_safe,
1523 struct pthreadpool_tevent *user_tp_path_safe,
1524 struct pthreadpool_tevent *user_tp_chdir_safe,
1525 struct tevent_context *root_ev,
1526 struct pthreadpool_tevent *root_tp_fd_safe,
1527 struct pthreadpool_tevent *root_tp_path_safe,
1528 struct pthreadpool_tevent *root_tp_chdir_safe);
1529 struct smb_vfs_ev_glue *smb_vfs_ev_glue_create_switch(
1530 TALLOC_CTX *mem_ctx,
1531 const struct smb_vfs_ev_glue *return_evg,
1532 const struct smb_vfs_ev_glue *run_evg);
1535 * Helper functions from source3/modules/vfs_not_implemented.c
1537 int vfs_not_implemented_connect(
1538 vfs_handle_struct *handle,
1539 const char *service,
1541 void vfs_not_implemented_disconnect(vfs_handle_struct *handle);
1542 uint64_t vfs_not_implemented_disk_free(vfs_handle_struct *handle,
1543 const struct smb_filename *smb_fname,
1547 int vfs_not_implemented_get_quota(vfs_handle_struct *handle,
1548 const struct smb_filename *smb_fname,
1549 enum SMB_QUOTA_TYPE qtype,
1551 SMB_DISK_QUOTA *dq);
1552 int vfs_not_implemented_set_quota(vfs_handle_struct *handle,
1553 enum SMB_QUOTA_TYPE qtype,
1554 unid_t id, SMB_DISK_QUOTA *dq);
1555 int vfs_not_implemented_get_shadow_copy_data(vfs_handle_struct *handle,
1557 struct shadow_copy_data *shadow_copy_data,
1559 int vfs_not_implemented_statvfs(struct vfs_handle_struct *handle,
1560 const struct smb_filename *smb_fname,
1561 struct vfs_statvfs_struct *statbuf);
1562 uint32_t vfs_not_implemented_fs_capabilities(struct vfs_handle_struct *handle,
1563 enum timestamp_set_resolution *p_ts_res);
1564 NTSTATUS vfs_not_implemented_get_dfs_referrals(struct vfs_handle_struct *handle,
1565 struct dfs_GetDFSReferral *r);
1566 DIR *vfs_not_implemented_opendir(vfs_handle_struct *handle,
1567 const struct smb_filename *smb_fname,
1570 NTSTATUS vfs_not_implemented_snap_check_path(struct vfs_handle_struct *handle,
1571 TALLOC_CTX *mem_ctx,
1572 const char *service_path,
1573 char **base_volume);
1574 NTSTATUS vfs_not_implemented_snap_create(struct vfs_handle_struct *handle,
1575 TALLOC_CTX *mem_ctx,
1576 const char *base_volume,
1581 NTSTATUS vfs_not_implemented_snap_delete(struct vfs_handle_struct *handle,
1582 TALLOC_CTX *mem_ctx,
1585 DIR *vfs_not_implemented_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
1586 const char *mask, uint32_t attr);
1587 struct dirent *vfs_not_implemented_readdir(vfs_handle_struct *handle,
1588 DIR *dirp, SMB_STRUCT_STAT *sbuf);
1589 void vfs_not_implemented_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset);
1590 long vfs_not_implemented_telldir(vfs_handle_struct *handle, DIR *dirp);
1591 void vfs_not_implemented_rewind_dir(vfs_handle_struct *handle, DIR *dirp);
1592 int vfs_not_implemented_mkdir(vfs_handle_struct *handle,
1593 const struct smb_filename *smb_fname,
1595 int vfs_not_implemented_rmdir(vfs_handle_struct *handle,
1596 const struct smb_filename *smb_fname);
1597 int vfs_not_implemented_closedir(vfs_handle_struct *handle, DIR *dir);
1598 int vfs_not_implemented_open(vfs_handle_struct *handle,
1599 struct smb_filename *smb_fname,
1600 files_struct *fsp, int flags, mode_t mode);
1601 NTSTATUS vfs_not_implemented_create_file(struct vfs_handle_struct *handle,
1602 struct smb_request *req,
1603 uint16_t root_dir_fid,
1604 struct smb_filename *smb_fname,
1605 uint32_t access_mask,
1606 uint32_t share_access,
1607 uint32_t create_disposition,
1608 uint32_t create_options,
1609 uint32_t file_attributes,
1610 uint32_t oplock_request,
1611 struct smb2_lease *lease,
1612 uint64_t allocation_size,
1613 uint32_t private_flags,
1614 struct security_descriptor *sd,
1615 struct ea_list *ea_list,
1616 files_struct **result, int *pinfo,
1617 const struct smb2_create_blobs *in_context_blobs,
1618 struct smb2_create_blobs *out_context_blobs);
1619 int vfs_not_implemented_close_fn(vfs_handle_struct *handle, files_struct *fsp);
1620 ssize_t vfs_not_implemented_pread(vfs_handle_struct *handle, files_struct *fsp,
1621 void *data, size_t n, off_t offset);
1622 struct tevent_req *vfs_not_implemented_pread_send(struct vfs_handle_struct *handle,
1623 TALLOC_CTX *mem_ctx,
1624 struct tevent_context *ev,
1625 struct files_struct *fsp,
1626 void *data, size_t n, off_t offset);
1627 ssize_t vfs_not_implemented_pread_recv(struct tevent_req *req,
1628 struct vfs_aio_state *vfs_aio_state);
1629 ssize_t vfs_not_implemented_pwrite(vfs_handle_struct *handle, files_struct *fsp,
1630 const void *data, size_t n, off_t offset);
1631 struct tevent_req *vfs_not_implemented_pwrite_send(struct vfs_handle_struct *handle,
1632 TALLOC_CTX *mem_ctx,
1633 struct tevent_context *ev,
1634 struct files_struct *fsp,
1636 size_t n, off_t offset);
1637 ssize_t vfs_not_implemented_pwrite_recv(struct tevent_req *req,
1638 struct vfs_aio_state *vfs_aio_state);
1639 off_t vfs_not_implemented_lseek(vfs_handle_struct *handle, files_struct *fsp,
1640 off_t offset, int whence);
1641 ssize_t vfs_not_implemented_sendfile(vfs_handle_struct *handle, int tofd,
1642 files_struct *fromfsp, const DATA_BLOB *hdr,
1643 off_t offset, size_t n);
1644 ssize_t vfs_not_implemented_recvfile(vfs_handle_struct *handle, int fromfd,
1645 files_struct *tofsp, off_t offset, size_t n);
1646 int vfs_not_implemented_rename(vfs_handle_struct *handle,
1647 const struct smb_filename *smb_fname_src,
1648 const struct smb_filename *smb_fname_dst);
1649 struct tevent_req *vfs_not_implemented_fsync_send(struct vfs_handle_struct *handle,
1650 TALLOC_CTX *mem_ctx,
1651 struct tevent_context *ev,
1652 struct files_struct *fsp);
1653 int vfs_not_implemented_fsync_recv(struct tevent_req *req,
1654 struct vfs_aio_state *vfs_aio_state);
1655 int vfs_not_implemented_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname);
1656 int vfs_not_implemented_fstat(vfs_handle_struct *handle, files_struct *fsp,
1657 SMB_STRUCT_STAT *sbuf);
1658 int vfs_not_implemented_lstat(vfs_handle_struct *handle,
1659 struct smb_filename *smb_fname);
1660 uint64_t vfs_not_implemented_get_alloc_size(struct vfs_handle_struct *handle,
1661 struct files_struct *fsp,
1662 const SMB_STRUCT_STAT *sbuf);
1663 int vfs_not_implemented_unlink(vfs_handle_struct *handle,
1664 const struct smb_filename *smb_fname);
1665 int vfs_not_implemented_chmod(vfs_handle_struct *handle,
1666 const struct smb_filename *smb_fname,
1668 int vfs_not_implemented_fchmod(vfs_handle_struct *handle, files_struct *fsp,
1670 int vfs_not_implemented_chown(vfs_handle_struct *handle,
1671 const struct smb_filename *smb_fname,
1674 int vfs_not_implemented_fchown(vfs_handle_struct *handle, files_struct *fsp,
1675 uid_t uid, gid_t gid);
1676 int vfs_not_implemented_lchown(vfs_handle_struct *handle,
1677 const struct smb_filename *smb_fname,
1680 int vfs_not_implemented_chdir(vfs_handle_struct *handle,
1681 const struct smb_filename *smb_fname);
1682 struct smb_filename *vfs_not_implemented_getwd(vfs_handle_struct *handle,
1684 int vfs_not_implemented_ntimes(vfs_handle_struct *handle,
1685 const struct smb_filename *smb_fname,
1686 struct smb_file_time *ft);
1687 int vfs_not_implemented_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
1689 int vfs_not_implemented_fallocate(vfs_handle_struct *handle, files_struct *fsp,
1690 uint32_t mode, off_t offset, off_t len);
1691 bool vfs_not_implemented_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
1692 off_t offset, off_t count, int type);
1693 int vfs_not_implemented_kernel_flock(struct vfs_handle_struct *handle,
1694 struct files_struct *fsp,
1695 uint32_t share_mode, uint32_t access_mask);
1696 int vfs_not_implemented_linux_setlease(struct vfs_handle_struct *handle,
1697 struct files_struct *fsp, int leasetype);
1698 bool vfs_not_implemented_getlock(vfs_handle_struct *handle, files_struct *fsp,
1699 off_t *poffset, off_t *pcount, int *ptype,
1701 int vfs_not_implemented_symlink(vfs_handle_struct *handle,
1702 const char *link_contents,
1703 const struct smb_filename *new_smb_fname);
1704 int vfs_not_implemented_vfs_readlink(vfs_handle_struct *handle,
1705 const struct smb_filename *smb_fname,
1708 int vfs_not_implemented_link(vfs_handle_struct *handle,
1709 const struct smb_filename *old_smb_fname,
1710 const struct smb_filename *new_smb_fname);
1711 int vfs_not_implemented_mknod(vfs_handle_struct *handle,
1712 const struct smb_filename *smb_fname,
1715 struct smb_filename *vfs_not_implemented_realpath(vfs_handle_struct *handle,
1717 const struct smb_filename *smb_fname);
1718 int vfs_not_implemented_chflags(vfs_handle_struct *handle,
1719 const struct smb_filename *smb_fname,
1721 struct file_id vfs_not_implemented_file_id_create(vfs_handle_struct *handle,
1722 const SMB_STRUCT_STAT *sbuf);
1723 struct tevent_req *vfs_not_implemented_offload_read_send(
1724 TALLOC_CTX *mem_ctx,
1725 struct tevent_context *ev,
1726 struct vfs_handle_struct *handle,
1727 struct files_struct *fsp,
1732 NTSTATUS vfs_not_implemented_offload_read_recv(struct tevent_req *req,
1733 struct vfs_handle_struct *handle,
1734 TALLOC_CTX *mem_ctx,
1735 DATA_BLOB *_token_blob);
1736 struct tevent_req *vfs_not_implemented_offload_write_send(
1737 struct vfs_handle_struct *handle,
1738 TALLOC_CTX *mem_ctx,
1739 struct tevent_context *ev,
1742 off_t transfer_offset,
1743 struct files_struct *dest_fsp,
1746 NTSTATUS vfs_not_implemented_offload_write_recv(struct vfs_handle_struct *handle,
1747 struct tevent_req *req,
1749 NTSTATUS vfs_not_implemented_get_compression(struct vfs_handle_struct *handle,
1750 TALLOC_CTX *mem_ctx,
1751 struct files_struct *fsp,
1752 struct smb_filename *smb_fname,
1753 uint16_t *_compression_fmt);
1754 NTSTATUS vfs_not_implemented_set_compression(struct vfs_handle_struct *handle,
1755 TALLOC_CTX *mem_ctx,
1756 struct files_struct *fsp,
1757 uint16_t compression_fmt);
1758 NTSTATUS vfs_not_implemented_streaminfo(struct vfs_handle_struct *handle,
1759 struct files_struct *fsp,
1760 const struct smb_filename *smb_fname,
1761 TALLOC_CTX *mem_ctx,
1762 unsigned int *num_streams,
1763 struct stream_struct **streams);
1764 int vfs_not_implemented_get_real_filename(struct vfs_handle_struct *handle,
1767 TALLOC_CTX *mem_ctx,
1769 const char *vfs_not_implemented_connectpath(struct vfs_handle_struct *handle,
1770 const struct smb_filename *smb_fname);
1771 NTSTATUS vfs_not_implemented_brl_lock_windows(struct vfs_handle_struct *handle,
1772 struct byte_range_lock *br_lck,
1773 struct lock_struct *plock,
1774 bool blocking_lock);
1775 bool vfs_not_implemented_brl_unlock_windows(struct vfs_handle_struct *handle,
1776 struct messaging_context *msg_ctx,
1777 struct byte_range_lock *br_lck,
1778 const struct lock_struct *plock);
1779 bool vfs_not_implemented_brl_cancel_windows(struct vfs_handle_struct *handle,
1780 struct byte_range_lock *br_lck,
1781 struct lock_struct *plock);
1782 bool vfs_not_implemented_strict_lock_check(struct vfs_handle_struct *handle,
1783 struct files_struct *fsp,
1784 struct lock_struct *plock);
1785 NTSTATUS vfs_not_implemented_translate_name(struct vfs_handle_struct *handle,
1786 const char *mapped_name,
1787 enum vfs_translate_direction direction,
1788 TALLOC_CTX *mem_ctx, char **pmapped_name);
1789 NTSTATUS vfs_not_implemented_fsctl(struct vfs_handle_struct *handle,
1790 struct files_struct *fsp,
1793 uint16_t req_flags, /* Needed for UNICODE ... */
1794 const uint8_t *_in_data,
1796 uint8_t **_out_data,
1797 uint32_t max_out_len, uint32_t *out_len);
1798 NTSTATUS vfs_not_implemented_readdir_attr(struct vfs_handle_struct *handle,
1799 const struct smb_filename *fname,
1800 TALLOC_CTX *mem_ctx,
1801 struct readdir_attr_data **pattr_data);
1802 NTSTATUS vfs_not_implemented_get_dos_attributes(struct vfs_handle_struct *handle,
1803 struct smb_filename *smb_fname,
1805 NTSTATUS vfs_not_implemented_fget_dos_attributes(struct vfs_handle_struct *handle,
1806 struct files_struct *fsp,
1808 NTSTATUS vfs_not_implemented_set_dos_attributes(struct vfs_handle_struct *handle,
1809 const struct smb_filename *smb_fname,
1811 NTSTATUS vfs_not_implemented_fset_dos_attributes(struct vfs_handle_struct *handle,
1812 struct files_struct *fsp,
1814 NTSTATUS vfs_not_implemented_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
1815 uint32_t security_info,
1816 TALLOC_CTX *mem_ctx,
1817 struct security_descriptor **ppdesc);
1818 NTSTATUS vfs_not_implemented_get_nt_acl(vfs_handle_struct *handle,
1819 const struct smb_filename *smb_fname,
1820 uint32_t security_info,
1821 TALLOC_CTX *mem_ctx,
1822 struct security_descriptor **ppdesc);
1823 NTSTATUS vfs_not_implemented_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
1824 uint32_t security_info_sent,
1825 const struct security_descriptor *psd);
1826 SMB_ACL_T vfs_not_implemented_sys_acl_get_file(vfs_handle_struct *handle,
1827 const struct smb_filename *smb_fname,
1828 SMB_ACL_TYPE_T type,
1829 TALLOC_CTX *mem_ctx);
1830 SMB_ACL_T vfs_not_implemented_sys_acl_get_fd(vfs_handle_struct *handle,
1831 files_struct *fsp, TALLOC_CTX *mem_ctx);
1832 int vfs_not_implemented_sys_acl_blob_get_file(vfs_handle_struct *handle,
1833 const struct smb_filename *smb_fname,
1834 TALLOC_CTX *mem_ctx,
1835 char **blob_description,
1837 int vfs_not_implemented_sys_acl_blob_get_fd(vfs_handle_struct *handle,
1838 files_struct *fsp, TALLOC_CTX *mem_ctx,
1839 char **blob_description, DATA_BLOB *blob);
1840 int vfs_not_implemented_sys_acl_set_file(vfs_handle_struct *handle,
1841 const struct smb_filename *smb_fname,
1842 SMB_ACL_TYPE_T acltype,
1844 int vfs_not_implemented_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
1846 int vfs_not_implemented_sys_acl_delete_def_file(vfs_handle_struct *handle,
1847 const struct smb_filename *smb_fname);
1848 ssize_t vfs_not_implemented_getxattr(vfs_handle_struct *handle,
1849 const struct smb_filename *smb_fname,
1853 ssize_t vfs_not_implemented_fgetxattr(vfs_handle_struct *handle,
1854 struct files_struct *fsp, const char *name,
1855 void *value, size_t size);
1856 ssize_t vfs_not_implemented_listxattr(vfs_handle_struct *handle,
1857 const struct smb_filename *smb_fname,
1860 ssize_t vfs_not_implemented_flistxattr(vfs_handle_struct *handle,
1861 struct files_struct *fsp, char *list,
1863 int vfs_not_implemented_removexattr(vfs_handle_struct *handle,
1864 const struct smb_filename *smb_fname,
1866 int vfs_not_implemented_fremovexattr(vfs_handle_struct *handle,
1867 struct files_struct *fsp, const char *name);
1868 int vfs_not_implemented_setxattr(vfs_handle_struct *handle,
1869 const struct smb_filename *smb_fname,
1874 int vfs_not_implemented_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
1875 const char *name, const void *value, size_t size,
1877 bool vfs_not_implemented_aio_force(struct vfs_handle_struct *handle,
1878 struct files_struct *fsp);
1879 NTSTATUS vfs_not_implemented_audit_file(struct vfs_handle_struct *handle,
1880 struct smb_filename *file,
1881 struct security_acl *sacl,
1882 uint32_t access_requested,
1883 uint32_t access_denied);
1884 NTSTATUS vfs_not_implemented_durable_cookie(struct vfs_handle_struct *handle,
1885 struct files_struct *fsp,
1886 TALLOC_CTX *mem_ctx,
1888 NTSTATUS vfs_not_implemented_durable_disconnect(struct vfs_handle_struct *handle,
1889 struct files_struct *fsp,
1890 const DATA_BLOB old_cookie,
1891 TALLOC_CTX *mem_ctx,
1892 DATA_BLOB *new_cookie);
1893 NTSTATUS vfs_not_implemented_durable_reconnect(struct vfs_handle_struct *handle,
1894 struct smb_request *smb1req,
1895 struct smbXsrv_open *op,
1896 const DATA_BLOB old_cookie,
1897 TALLOC_CTX *mem_ctx,
1898 struct files_struct **fsp,
1899 DATA_BLOB *new_cookie);