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. */
262 /* Version 40 - Add SMB_VFS_GETXATTRAT_SEND/RECV */
263 /* Version 40 - Add SMB_VFS_GET_DOS_ATTRIBUTES_SEND/RECV */
265 #define SMB_VFS_INTERFACE_VERSION 40
268 All intercepted VFS operations must be declared as static functions inside module source
269 in order to keep smbd namespace unpolluted. See source of audit, extd_audit, fake_perms and recycle
270 example VFS modules for more details.
273 /* VFS operations structure */
275 struct vfs_handle_struct;
276 struct connection_struct;
278 struct security_descriptor;
279 struct vfs_statvfs_struct;
282 struct smb_file_time;
283 struct blocking_lock_record;
285 struct dfs_GetDFSReferral;
286 struct tevent_context;
287 struct pthreadpool_tevent;
288 struct smb_vfs_ev_glue;
290 typedef union unid_t {
298 uint64_t position_information;
300 uint32_t private_options; /* NT Create options, but we only look at
301 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
302 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB and
303 * NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE
304 * for print files *only*, where
305 * DELETE_ON_CLOSE is not stored in the share
308 unsigned long gen_id;
313 struct smbd_server_connection *sconn;
314 struct tevent_timer *timeout;
315 struct smb2_lease lease;
318 typedef struct files_struct {
319 struct files_struct *next, *prev;
321 struct smbXsrv_open *op;
322 struct connection_struct *conn;
323 struct fd_handle *fh;
324 unsigned int num_smb_operations;
325 struct file_id file_id;
326 uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
328 uint64_t vuid; /* SMB2 compat */
329 struct write_cache *wcp;
330 struct timeval open_time;
331 uint32_t access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
332 uint32_t share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
334 bool kernel_share_modes_taken;
336 bool update_write_time_triggered;
337 struct tevent_timer *update_write_time_event;
338 bool update_write_time_on_close;
339 struct timespec close_write_time;
340 bool write_time_forced;
343 struct fsp_lease *lease;
344 int sent_oplock_break;
345 struct tevent_timer *oplock_timeout;
346 struct lock_struct last_lock_failure;
347 int current_lock_count; /* Count the number of outstanding locks and pending locks. */
354 bool aio_write_behind;
355 bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
356 bool delete_on_close;
357 uint64_t posix_flags;
359 bool backup_intent; /* Handle was successfully opened with backup intent
360 and opener has privilege to do so. */
361 bool use_ofd_locks; /* Are we using open file description locks ? */
362 struct smb_filename *fsp_name;
363 uint32_t name_hash; /* Jenkins hash of full pathname. */
364 uint64_t mid; /* Mid of the operation that created us. */
366 struct vfs_fsp_data *vfs_extension;
367 struct fake_file_handle *fake_file_handle;
369 struct notify_change_buf *notify;
371 struct files_struct *base_fsp; /* placeholder for delete on close */
374 * Read-only cached brlock record, thrown away when the
375 * brlock.tdb seqnum changes. This avoids fetching data from
376 * the brlock.tdb on every read/write call.
379 struct byte_range_lock *brlock_rec;
381 struct dptr_struct *dptr;
383 /* if not NULL, means this is a print file */
384 struct print_file_data *print_file;
386 unsigned num_aio_requests;
387 struct tevent_req **aio_requests;
390 * If a close request comes in while we still have aio_requests
391 * around, we need to hold back the close. When all aio_requests are
392 * done, the aio completion routines need tevent_wait_done() on
393 * this. A bit ugly, but before we have close_file() fully async
394 * possibly the simplest approach. Thanks, Jeremy for the idea.
396 struct tevent_req *deferred_close;
399 #define FSP_POSIX_FLAGS_OPEN 0x01
400 #define FSP_POSIX_FLAGS_RENAME 0x02
401 #define FSP_POSIX_FLAGS_PATHNAMES 0x04
403 #define FSP_POSIX_FLAGS_ALL \
404 (FSP_POSIX_FLAGS_OPEN | \
405 FSP_POSIX_FLAGS_PATHNAMES | \
406 FSP_POSIX_FLAGS_RENAME)
408 struct vuid_cache_entry {
409 struct auth_session_info *session_info;
410 struct smb_vfs_ev_glue *user_vfs_evg;
411 uint64_t vuid; /* SMB2 compat */
413 uint32_t share_access;
417 unsigned int next_entry;
418 struct vuid_cache_entry array[VUID_CACHE_SIZE];
424 } name_compare_entry;
426 struct share_params {
430 typedef struct connection_struct {
431 struct connection_struct *next, *prev;
432 struct smbd_server_connection *sconn; /* can be NULL */
433 struct smbXsrv_tcon *tcon; /* can be NULL */
434 uint32_t cnum; /* an index passed over the wire */
435 struct share_params *params;
437 struct vuid_cache *vuid_cache;
440 bool read_only; /* Attributes for the current user of the share. */
441 uint32_t share_access;
442 /* Does this filesystem honor
443 sub second timestamps on files
444 and directories when setting time ? */
445 enum timestamp_set_resolution ts_res;
448 struct smb_filename *cwd_fname; /* Working directory. */
451 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
454 * This represents the user information on this connection. Depending
455 * on the vuid using this tid, this might change per SMB request.
457 struct auth_session_info *session_info;
458 struct tevent_context *user_ev_ctx;
459 struct smb_vfs_ev_glue *user_vfs_evg;
462 * If the "force group" parameter is set, this is the primary gid that
463 * may be used in the users token, depending on the vuid using this tid.
465 gid_t force_group_gid;
467 uint64_t vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
470 time_t lastused_count;
472 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
476 /* Semantics requested by the client or forced by the server config. */
479 bool short_case_preserve;
481 /* Semantics provided by the underlying filesystem. */
483 /* Device number of the directory of the share mount.
484 Used to ensure unique FileIndex returns. */
485 SMB_DEV_T base_share_dev;
487 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
488 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
489 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
490 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
491 struct trans_state *pending_trans;
493 struct rpc_pipe_client *spoolss_pipe;
497 struct smbd_smb2_request;
498 struct privilege_paths;
504 uint64_t mid; /* For compatibility with SMB2. */
506 uint64_t vuid; /* For compatibility with SMB2. */
512 const uint8_t *inbuf;
515 * Async handling in the main smb processing loop is directed by
516 * outbuf: reply_xxx routines indicate sync behaviour by putting their
517 * reply into "outbuf". If they leave it as NULL, they take care of it
518 * themselves, possibly later.
520 * If async handling is wanted, the reply_xxx routine must make sure
521 * that it talloc_move()s the smb_req somewhere else.
527 /* the tevent_context (wrapper) the request operates on */
528 struct tevent_context *ev_ctx;
529 connection_struct *conn;
530 struct smbd_server_connection *sconn;
531 struct smbXsrv_connection *xconn;
532 struct smb_perfcount_data pcd;
535 * Chained request handling
537 struct files_struct *chain_fsp;
540 * state information for async smb handling
545 * Back pointer to smb2 request.
547 struct smbd_smb2_request *smb2req;
550 * Pathnames used if request done
553 struct privilege_paths *priv_paths;
556 * Request list for chained requests, we're part of it.
558 struct smb_request **chain;
560 struct timeval request_time;
562 bool posix_pathnames;
566 * Info about an alternate data stream
569 struct stream_struct {
576 struct smb_file_time {
577 struct timespec mtime;
578 struct timespec atime;
579 struct timespec ctime;
580 struct timespec create_time;
586 struct smb_filename {
589 char *original_lcomp;
595 * smb_filename flags. Define in terms of the FSP_POSIX_FLAGS_XX
596 * to keep the numeric values consistent.
599 #define SMB_FILENAME_POSIX_PATH FSP_POSIX_FLAGS_PATHNAMES
601 #define VFS_FIND(__fn__) while (handle->fns->__fn__##_fn==NULL) { \
602 handle = handle->next; \
605 enum vfs_translate_direction {
606 vfs_translate_to_unix = 0,
607 vfs_translate_to_windows
610 enum vfs_fallocate_flags {
611 VFS_FALLOCATE_FL_KEEP_SIZE = 0x0001,
612 VFS_FALLOCATE_FL_PUNCH_HOLE = 0x0002,
615 struct vfs_aio_state {
621 Available VFS operations. These values must be in sync with vfs_ops struct
622 (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
623 In particular, if new operations are added to vfs_ops, appropriate constants
624 should be added to vfs_op_type so that order of them kept same as in vfs_ops.
626 struct shadow_copy_data;
628 struct vfs_fn_pointers {
629 /* Disk operations */
631 int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
632 void (*disconnect_fn)(struct vfs_handle_struct *handle);
633 uint64_t (*disk_free_fn)(struct vfs_handle_struct *handle,
634 const struct smb_filename *smb_fname,
638 int (*get_quota_fn)(struct vfs_handle_struct *handle,
639 const struct smb_filename *smb_fname,
640 enum SMB_QUOTA_TYPE qtype,
643 int (*set_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
644 int (*get_shadow_copy_data_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels);
645 int (*statvfs_fn)(struct vfs_handle_struct *handle,
646 const struct smb_filename *smb_fname,
647 struct vfs_statvfs_struct *statbuf);
648 uint32_t (*fs_capabilities_fn)(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res);
651 * Note: that "struct dfs_GetDFSReferral *r"
652 * needs to be a valid TALLOC_CTX
654 NTSTATUS (*get_dfs_referrals_fn)(struct vfs_handle_struct *handle,
655 struct dfs_GetDFSReferral *r);
657 /* Directory operations */
659 DIR *(*opendir_fn)(struct vfs_handle_struct *handle,
660 const struct smb_filename *smb_fname,
662 uint32_t attributes);
663 DIR *(*fdopendir_fn)(struct vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32_t attributes);
664 struct dirent *(*readdir_fn)(struct vfs_handle_struct *handle,
666 SMB_STRUCT_STAT *sbuf);
667 void (*seekdir_fn)(struct vfs_handle_struct *handle, DIR *dirp, long offset);
668 long (*telldir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
669 void (*rewind_dir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
670 int (*mkdir_fn)(struct vfs_handle_struct *handle,
671 const struct smb_filename *smb_fname,
673 int (*rmdir_fn)(struct vfs_handle_struct *handle,
674 const struct smb_filename *smb_fname);
675 int (*closedir_fn)(struct vfs_handle_struct *handle, DIR *dir);
677 /* File operations */
679 int (*open_fn)(struct vfs_handle_struct *handle,
680 struct smb_filename *smb_fname, files_struct *fsp,
681 int flags, mode_t mode);
682 NTSTATUS (*create_file_fn)(struct vfs_handle_struct *handle,
683 struct smb_request *req,
684 uint16_t root_dir_fid,
685 struct smb_filename *smb_fname,
686 uint32_t access_mask,
687 uint32_t share_access,
688 uint32_t create_disposition,
689 uint32_t create_options,
690 uint32_t file_attributes,
691 uint32_t oplock_request,
692 struct smb2_lease *lease,
693 uint64_t allocation_size,
694 uint32_t private_flags,
695 struct security_descriptor *sd,
696 struct ea_list *ea_list,
697 files_struct **result,
699 const struct smb2_create_blobs *in_context_blobs,
700 struct smb2_create_blobs *out_context_blobs);
701 int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
702 ssize_t (*pread_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, off_t offset);
703 struct tevent_req *(*pread_send_fn)(struct vfs_handle_struct *handle,
705 struct tevent_context *ev,
706 struct files_struct *fsp,
708 size_t n, off_t offset);
709 ssize_t (*pread_recv_fn)(struct tevent_req *req, struct vfs_aio_state *state);
710 ssize_t (*pwrite_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, off_t offset);
711 struct tevent_req *(*pwrite_send_fn)(struct vfs_handle_struct *handle,
713 struct tevent_context *ev,
714 struct files_struct *fsp,
716 size_t n, off_t offset);
717 ssize_t (*pwrite_recv_fn)(struct tevent_req *req, struct vfs_aio_state *state);
718 off_t (*lseek_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset, int whence);
719 ssize_t (*sendfile_fn)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, off_t offset, size_t count);
720 ssize_t (*recvfile_fn)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, off_t offset, size_t count);
721 int (*rename_fn)(struct vfs_handle_struct *handle,
722 const struct smb_filename *smb_fname_src,
723 const struct smb_filename *smb_fname_dst);
724 struct tevent_req *(*fsync_send_fn)(struct vfs_handle_struct *handle,
726 struct tevent_context *ev,
727 struct files_struct *fsp);
728 int (*fsync_recv_fn)(struct tevent_req *req, struct vfs_aio_state *state);
729 int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
730 int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
731 int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
732 uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
733 int (*unlink_fn)(struct vfs_handle_struct *handle,
734 const struct smb_filename *smb_fname);
735 int (*chmod_fn)(struct vfs_handle_struct *handle,
736 const struct smb_filename *smb_fname,
738 int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
739 int (*chown_fn)(struct vfs_handle_struct *handle,
740 const struct smb_filename *smb_fname,
743 int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
744 int (*lchown_fn)(struct vfs_handle_struct *handle,
745 const struct smb_filename *smb_fname,
748 int (*chdir_fn)(struct vfs_handle_struct *handle,
749 const struct smb_filename *smb_fname);
750 struct smb_filename *(*getwd_fn)(struct vfs_handle_struct *handle,
751 TALLOC_CTX *mem_ctx);
752 int (*ntimes_fn)(struct vfs_handle_struct *handle,
753 const struct smb_filename *smb_fname,
754 struct smb_file_time *ft);
755 int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset);
756 int (*fallocate_fn)(struct vfs_handle_struct *handle,
757 struct files_struct *fsp,
761 bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, off_t offset, off_t count, int type);
762 int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
763 uint32_t share_mode, uint32_t access_mask);
764 int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
765 bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid);
766 int (*symlink_fn)(struct vfs_handle_struct *handle,
767 const char *link_contents,
768 const struct smb_filename *new_smb_fname);
769 int (*readlink_fn)(struct vfs_handle_struct *handle,
770 const struct smb_filename *smb_fname,
773 int (*link_fn)(struct vfs_handle_struct *handle,
774 const struct smb_filename *old_smb_fname,
775 const struct smb_filename *new_smb_fname);
776 int (*mknod_fn)(struct vfs_handle_struct *handle,
777 const struct smb_filename *smb_fname,
780 struct smb_filename *(*realpath_fn)(struct vfs_handle_struct *handle,
782 const struct smb_filename *smb_fname);
783 int (*chflags_fn)(struct vfs_handle_struct *handle,
784 const struct smb_filename *smb_fname,
786 struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
787 const SMB_STRUCT_STAT *sbuf);
788 struct tevent_req *(*offload_read_send_fn)(TALLOC_CTX *mem_ctx,
789 struct tevent_context *ev,
790 struct vfs_handle_struct *handle,
791 struct files_struct *fsp,
796 NTSTATUS (*offload_read_recv_fn)(struct tevent_req *req,
797 struct vfs_handle_struct *handle,
799 DATA_BLOB *token_blob);
800 struct tevent_req *(*offload_write_send_fn)(struct vfs_handle_struct *handle,
802 struct tevent_context *ev,
805 off_t transfer_offset,
806 struct files_struct *dest_fsp,
809 NTSTATUS (*offload_write_recv_fn)(struct vfs_handle_struct *handle,
810 struct tevent_req *req,
812 NTSTATUS (*get_compression_fn)(struct vfs_handle_struct *handle,
814 struct files_struct *fsp,
815 struct smb_filename *smb_fname,
816 uint16_t *_compression_fmt);
817 NTSTATUS (*set_compression_fn)(struct vfs_handle_struct *handle,
819 struct files_struct *fsp,
820 uint16_t compression_fmt);
821 NTSTATUS (*snap_check_path_fn)(struct vfs_handle_struct *handle,
823 const char *service_path,
825 NTSTATUS (*snap_create_fn)(struct vfs_handle_struct *handle,
827 const char *base_volume,
832 NTSTATUS (*snap_delete_fn)(struct vfs_handle_struct *handle,
837 NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
838 struct files_struct *fsp,
839 const struct smb_filename *smb_fname,
841 unsigned int *num_streams,
842 struct stream_struct **streams);
844 int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
850 const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
851 const struct smb_filename *smb_fname);
853 NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
854 struct byte_range_lock *br_lck,
855 struct lock_struct *plock,
858 bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
859 struct messaging_context *msg_ctx,
860 struct byte_range_lock *br_lck,
861 const struct lock_struct *plock);
863 bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
864 struct byte_range_lock *br_lck,
865 struct lock_struct *plock);
867 bool (*strict_lock_check_fn)(struct vfs_handle_struct *handle,
868 struct files_struct *fsp,
869 struct lock_struct *plock);
871 NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
873 enum vfs_translate_direction direction,
877 NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
878 struct files_struct *fsp,
882 const uint8_t *_in_data,
885 uint32_t max_out_len,
888 NTSTATUS (*get_dos_attributes_fn)(struct vfs_handle_struct *handle,
889 struct smb_filename *smb_fname,
892 NTSTATUS (*fget_dos_attributes_fn)(struct vfs_handle_struct *handle,
893 struct files_struct *fsp,
896 NTSTATUS (*set_dos_attributes_fn)(struct vfs_handle_struct *handle,
897 const struct smb_filename *smb_fname,
900 NTSTATUS (*fset_dos_attributes_fn)(struct vfs_handle_struct *hande,
901 struct files_struct *fsp,
904 struct tevent_req *(*get_dos_attributes_send_fn)(
906 struct tevent_context *ev,
907 struct vfs_handle_struct *handle,
908 files_struct *dir_fsp,
909 struct smb_filename *smb_fname);
911 NTSTATUS (*get_dos_attributes_recv_fn)(
912 struct tevent_req *req,
913 struct vfs_aio_state *aio_state,
916 /* NT ACL operations. */
918 NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
919 struct files_struct *fsp,
920 uint32_t security_info,
922 struct security_descriptor **ppdesc);
923 NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
924 const struct smb_filename *smb_fname,
925 uint32_t security_info,
927 struct security_descriptor **ppdesc);
928 NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
929 struct files_struct *fsp,
930 uint32_t security_info_sent,
931 const struct security_descriptor *psd);
933 NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
934 struct smb_filename *file,
935 struct security_acl *sacl,
936 uint32_t access_requested,
937 uint32_t access_denied);
939 /* POSIX ACL operations. */
941 SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle,
942 const struct smb_filename *smb_fname,
944 TALLOC_CTX *mem_ctx);
945 SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle,
946 struct files_struct *fsp,
947 TALLOC_CTX *mem_ctx);
948 int (*sys_acl_blob_get_file_fn)(struct vfs_handle_struct *handle,
949 const struct smb_filename *smb_fname,
951 char **blob_description,
953 int (*sys_acl_blob_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
954 TALLOC_CTX *mem_ctx, char **blob_description,
956 int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle,
957 const struct smb_filename *smb_fname,
958 SMB_ACL_TYPE_T acltype,
960 int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
961 int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle,
962 const struct smb_filename *smb_fname);
965 ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,
966 const struct smb_filename *smb_fname,
970 struct tevent_req *(*getxattrat_send_fn)(
972 struct tevent_context *ev,
973 struct vfs_handle_struct *handle,
974 files_struct *dir_fsp,
975 const struct smb_filename *smb_fname,
976 const char *xattr_name,
978 ssize_t (*getxattrat_recv_fn)(struct tevent_req *req,
979 struct vfs_aio_state *aio_state,
981 uint8_t **xattr_value);
982 ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
983 ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle,
984 const struct smb_filename *smb_fname,
987 ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
988 int (*removexattr_fn)(struct vfs_handle_struct *handle,
989 const struct smb_filename *smb_fname,
991 int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
992 int (*setxattr_fn)(struct vfs_handle_struct *handle,
993 const struct smb_filename *smb_fname,
998 int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
1000 /* aio operations */
1001 bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
1003 /* durable handle operations */
1004 NTSTATUS (*durable_cookie_fn)(struct vfs_handle_struct *handle,
1005 struct files_struct *fsp,
1006 TALLOC_CTX *mem_ctx,
1008 NTSTATUS (*durable_disconnect_fn)(struct vfs_handle_struct *handle,
1009 struct files_struct *fsp,
1010 const DATA_BLOB old_cookie,
1011 TALLOC_CTX *mem_ctx,
1012 DATA_BLOB *new_cookie);
1013 NTSTATUS (*durable_reconnect_fn)(struct vfs_handle_struct *handle,
1014 struct smb_request *smb1req,
1015 struct smbXsrv_open *op,
1016 const DATA_BLOB old_cookie,
1017 TALLOC_CTX *mem_ctx,
1018 struct files_struct **fsp,
1019 DATA_BLOB *new_cookie);
1021 NTSTATUS (*readdir_attr_fn)(struct vfs_handle_struct *handle,
1022 const struct smb_filename *fname,
1023 TALLOC_CTX *mem_ctx,
1024 struct readdir_attr_data **attr_data);
1028 VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
1029 which describes all operations this module is willing to intercept.
1030 VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
1031 using this information.
1034 typedef struct vfs_handle_struct {
1035 struct vfs_handle_struct *next, *prev;
1037 struct connection_struct *conn;
1038 const struct vfs_fn_pointers *fns;
1040 void (*free_data)(void **data);
1041 } vfs_handle_struct;
1044 typedef struct vfs_statvfs_struct {
1045 /* For undefined recommended transfer size return -1 in that field */
1046 uint32_t OptimalTransferSize; /* bsize on some os, iosize on other os */
1050 The next three fields are in terms of the block size.
1051 (above). If block size is unknown, 4096 would be a
1052 reasonable block size for a server to report.
1053 Note that returning the blocks/blocksavail removes need
1054 to make a second call (to QFSInfo level 0x103 to get this info.
1055 UserBlockAvail is typically less than or equal to BlocksAvail,
1056 if no distinction is made return the same value in each.
1059 uint64_t TotalBlocks;
1060 uint64_t BlocksAvail; /* bfree */
1061 uint64_t UserBlocksAvail; /* bavail */
1063 /* For undefined Node fields or FSID return -1 */
1064 uint64_t TotalFileNodes;
1065 uint64_t FreeFileNodes;
1066 uint64_t FsIdentifier; /* fsid */
1067 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
1068 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
1071 } vfs_statvfs_struct;
1073 /* Add a new FSP extension of the given type. Returns a pointer to the
1076 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn) \
1077 (type *)vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
1079 /* Return a pointer to the existing FSP extension data. */
1080 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
1081 vfs_fetch_fsp_extension(handle, (fsp))
1083 /* Return the talloc context associated with an FSP extension. */
1084 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
1085 vfs_memctx_fsp_extension(handle, (fsp))
1087 /* Remove and destroy an FSP extension. */
1088 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
1089 vfs_remove_fsp_extension((handle), (fsp))
1091 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
1092 if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
1093 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
1098 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
1100 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
1103 if ((handle)->free_data) { \
1104 (handle)->free_data(&(handle)->data); \
1106 (handle)->data = (void *)datap; \
1107 (handle)->free_data = free_fn; \
1111 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
1112 if ((handle) && (handle)->free_data) { \
1113 (handle)->free_data(&(handle)->data); \
1117 /* Check whether module-specific data handle was already allocated or not */
1118 #define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
1120 #define SMB_VFS_OP(x) ((void *) x)
1122 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
1124 #include "vfs_macros.h"
1126 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
1127 const char *service, const char *user);
1128 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
1129 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
1130 const struct smb_filename *smb_filename,
1134 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
1135 const struct smb_filename *smb_filename,
1136 enum SMB_QUOTA_TYPE qtype,
1138 SMB_DISK_QUOTA *qt);
1139 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
1140 enum SMB_QUOTA_TYPE qtype, unid_t id,
1141 SMB_DISK_QUOTA *qt);
1142 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
1143 struct files_struct *fsp,
1144 struct shadow_copy_data *shadow_copy_data,
1146 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle,
1147 const struct smb_filename *smb_fname,
1148 struct vfs_statvfs_struct *statbuf);
1149 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
1150 enum timestamp_set_resolution *p_ts_res);
1152 * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
1154 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
1155 struct dfs_GetDFSReferral *r);
1156 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
1157 const struct smb_filename *smb_fname,
1159 uint32_t attributes);
1160 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
1161 struct files_struct *fsp,
1163 uint32_t attributes);
1164 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
1166 SMB_STRUCT_STAT *sbuf);
1167 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
1168 DIR *dirp, long offset);
1169 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
1171 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
1173 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle,
1174 const struct smb_filename *smb_fname,
1176 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle,
1177 const struct smb_filename *smb_fname);
1178 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
1180 int smb_vfs_call_open(struct vfs_handle_struct *handle,
1181 struct smb_filename *smb_fname, struct files_struct *fsp,
1182 int flags, mode_t mode);
1183 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
1184 struct smb_request *req,
1185 uint16_t root_dir_fid,
1186 struct smb_filename *smb_fname,
1187 uint32_t access_mask,
1188 uint32_t share_access,
1189 uint32_t create_disposition,
1190 uint32_t create_options,
1191 uint32_t file_attributes,
1192 uint32_t oplock_request,
1193 struct smb2_lease *lease,
1194 uint64_t allocation_size,
1195 uint32_t private_flags,
1196 struct security_descriptor *sd,
1197 struct ea_list *ea_list,
1198 files_struct **result,
1200 const struct smb2_create_blobs *in_context_blobs,
1201 struct smb2_create_blobs *out_context_blobs);
1202 int smb_vfs_call_close(struct vfs_handle_struct *handle,
1203 struct files_struct *fsp);
1204 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
1205 struct files_struct *fsp, void *data, size_t n,
1207 struct tevent_req *smb_vfs_call_pread_send(struct vfs_handle_struct *handle,
1208 TALLOC_CTX *mem_ctx,
1209 struct tevent_context *ev,
1210 struct files_struct *fsp,
1212 size_t n, off_t offset);
1213 ssize_t SMB_VFS_PREAD_RECV(struct tevent_req *req, struct vfs_aio_state *state);
1215 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
1216 struct files_struct *fsp, const void *data,
1217 size_t n, off_t offset);
1218 struct tevent_req *smb_vfs_call_pwrite_send(struct vfs_handle_struct *handle,
1219 TALLOC_CTX *mem_ctx,
1220 struct tevent_context *ev,
1221 struct files_struct *fsp,
1223 size_t n, off_t offset);
1224 ssize_t SMB_VFS_PWRITE_RECV(struct tevent_req *req, struct vfs_aio_state *state);
1226 off_t smb_vfs_call_lseek(struct vfs_handle_struct *handle,
1227 struct files_struct *fsp, off_t offset,
1229 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
1230 files_struct *fromfsp, const DATA_BLOB *header,
1231 off_t offset, size_t count);
1232 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
1233 files_struct *tofsp, off_t offset,
1235 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
1236 const struct smb_filename *smb_fname_src,
1237 const struct smb_filename *smb_fname_dst);
1239 struct tevent_req *smb_vfs_call_fsync_send(struct vfs_handle_struct *handle,
1240 TALLOC_CTX *mem_ctx,
1241 struct tevent_context *ev,
1242 struct files_struct *fsp);
1243 int SMB_VFS_FSYNC_RECV(struct tevent_req *req, struct vfs_aio_state *state);
1245 int smb_vfs_fsync_sync(files_struct *fsp);
1246 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
1247 struct smb_filename *smb_fname);
1248 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
1249 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
1250 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
1251 struct smb_filename *smb_filename);
1252 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
1253 struct files_struct *fsp,
1254 const SMB_STRUCT_STAT *sbuf);
1255 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
1256 const struct smb_filename *smb_fname);
1257 int smb_vfs_call_chmod(struct vfs_handle_struct *handle,
1258 const struct smb_filename *smb_fname,
1260 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
1261 struct files_struct *fsp, mode_t mode);
1262 int smb_vfs_call_chown(struct vfs_handle_struct *handle,
1263 const struct smb_filename *smb_fname,
1266 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
1267 struct files_struct *fsp, uid_t uid, gid_t gid);
1268 int smb_vfs_call_lchown(struct vfs_handle_struct *handle,
1269 const struct smb_filename *smb_fname,
1272 int smb_vfs_call_chdir(struct vfs_handle_struct *handle,
1273 const struct smb_filename *smb_fname);
1274 struct smb_filename *smb_vfs_call_getwd(struct vfs_handle_struct *handle,
1276 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
1277 const struct smb_filename *smb_fname,
1278 struct smb_file_time *ft);
1279 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
1280 struct files_struct *fsp, off_t offset);
1281 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
1282 struct files_struct *fsp,
1286 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
1287 struct files_struct *fsp, int op, off_t offset,
1288 off_t count, int type);
1289 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
1290 struct files_struct *fsp, uint32_t share_mode,
1291 uint32_t access_mask);
1292 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
1293 struct files_struct *fsp, int leasetype);
1294 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
1295 struct files_struct *fsp, off_t *poffset,
1296 off_t *pcount, int *ptype, pid_t *ppid);
1297 int smb_vfs_call_symlink(struct vfs_handle_struct *handle,
1298 const char *link_contents,
1299 const struct smb_filename *new_smb_fname);
1300 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
1301 const struct smb_filename *smb_fname,
1304 int smb_vfs_call_link(struct vfs_handle_struct *handle,
1305 const struct smb_filename *old_smb_fname,
1306 const struct smb_filename *new_smb_fname);
1307 int smb_vfs_call_mknod(struct vfs_handle_struct *handle,
1308 const struct smb_filename *smb_fname,
1311 struct smb_filename *smb_vfs_call_realpath(struct vfs_handle_struct *handle,
1313 const struct smb_filename *smb_fname);
1314 int smb_vfs_call_chflags(struct vfs_handle_struct *handle,
1315 const struct smb_filename *smb_fname,
1316 unsigned int flags);
1317 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
1318 const SMB_STRUCT_STAT *sbuf);
1319 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
1320 struct files_struct *fsp,
1321 const struct smb_filename *smb_fname,
1322 TALLOC_CTX *mem_ctx,
1323 unsigned int *num_streams,
1324 struct stream_struct **streams);
1325 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
1326 const char *path, const char *name,
1327 TALLOC_CTX *mem_ctx, char **found_name);
1328 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
1329 const struct smb_filename *smb_fname);
1330 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
1331 struct byte_range_lock *br_lck,
1332 struct lock_struct *plock,
1333 bool blocking_lock);
1334 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
1335 struct messaging_context *msg_ctx,
1336 struct byte_range_lock *br_lck,
1337 const struct lock_struct *plock);
1338 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
1339 struct byte_range_lock *br_lck,
1340 struct lock_struct *plock);
1341 bool smb_vfs_call_strict_lock_check(struct vfs_handle_struct *handle,
1342 struct files_struct *fsp,
1343 struct lock_struct *plock);
1344 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
1346 enum vfs_translate_direction direction,
1347 TALLOC_CTX *mem_ctx,
1348 char **mapped_name);
1349 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
1350 struct files_struct *fsp,
1354 const uint8_t *_in_data,
1356 uint8_t **_out_data,
1357 uint32_t max_out_len,
1359 NTSTATUS smb_vfs_call_get_dos_attributes(struct vfs_handle_struct *handle,
1360 struct smb_filename *smb_fname,
1362 NTSTATUS smb_vfs_call_fget_dos_attributes(struct vfs_handle_struct *handle,
1363 struct files_struct *fsp,
1365 NTSTATUS smb_vfs_call_set_dos_attributes(struct vfs_handle_struct *handle,
1366 const struct smb_filename *smb_fname,
1368 NTSTATUS smb_vfs_call_fset_dos_attributes(struct vfs_handle_struct *handle,
1369 struct files_struct *fsp,
1371 struct tevent_req *smb_vfs_call_get_dos_attributes_send(
1372 TALLOC_CTX *mem_ctx,
1373 struct tevent_context *ev,
1374 struct vfs_handle_struct *handle,
1375 files_struct *dir_fsp,
1376 struct smb_filename *smb_fname);
1377 NTSTATUS smb_vfs_call_get_dos_attributes_recv(
1378 struct tevent_req *req,
1379 struct vfs_aio_state *aio_state,
1381 struct tevent_req *smb_vfs_call_offload_read_send(
1382 TALLOC_CTX *mem_ctx,
1383 struct tevent_context *ev,
1384 struct vfs_handle_struct *handle,
1385 struct files_struct *fsp,
1390 NTSTATUS smb_vfs_call_offload_read_recv(struct tevent_req *req,
1391 struct vfs_handle_struct *handle,
1392 TALLOC_CTX *mem_ctx,
1393 DATA_BLOB *token_blob);
1394 struct tevent_req *smb_vfs_call_offload_write_send(struct vfs_handle_struct *handle,
1395 TALLOC_CTX *mem_ctx,
1396 struct tevent_context *ev,
1399 off_t transfer_offset,
1400 struct files_struct *dest_fsp,
1403 NTSTATUS smb_vfs_call_offload_write_recv(struct vfs_handle_struct *handle,
1404 struct tevent_req *req,
1406 NTSTATUS smb_vfs_call_get_compression(struct vfs_handle_struct *handle,
1407 TALLOC_CTX *mem_ctx,
1408 struct files_struct *fsp,
1409 struct smb_filename *smb_fname,
1410 uint16_t *_compression_fmt);
1411 NTSTATUS smb_vfs_call_set_compression(struct vfs_handle_struct *handle,
1412 TALLOC_CTX *mem_ctx,
1413 struct files_struct *fsp,
1414 uint16_t compression_fmt);
1415 NTSTATUS smb_vfs_call_snap_check_path(vfs_handle_struct *handle,
1416 TALLOC_CTX *mem_ctx,
1417 const char *service_path,
1418 char **base_volume);
1419 NTSTATUS smb_vfs_call_snap_create(struct vfs_handle_struct *handle,
1420 TALLOC_CTX *mem_ctx,
1421 const char *base_volume,
1426 NTSTATUS smb_vfs_call_snap_delete(struct vfs_handle_struct *handle,
1427 TALLOC_CTX *mem_ctx,
1430 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
1431 struct files_struct *fsp,
1432 uint32_t security_info,
1433 TALLOC_CTX *mem_ctx,
1434 struct security_descriptor **ppdesc);
1435 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
1436 const struct smb_filename *smb_fname,
1437 uint32_t security_info,
1438 TALLOC_CTX *mem_ctx,
1439 struct security_descriptor **ppdesc);
1440 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
1441 struct files_struct *fsp,
1442 uint32_t security_info_sent,
1443 const struct security_descriptor *psd);
1444 NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
1445 struct smb_filename *file,
1446 struct security_acl *sacl,
1447 uint32_t access_requested,
1448 uint32_t access_denied);
1449 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle,
1450 const struct smb_filename *file,
1452 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
1453 const struct smb_filename *smb_fname,
1454 SMB_ACL_TYPE_T type,
1455 TALLOC_CTX *mem_ctx);
1456 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
1457 struct files_struct *fsp,
1458 TALLOC_CTX *mem_ctx);
1459 int smb_vfs_call_sys_acl_blob_get_file(struct vfs_handle_struct *handle,
1460 const struct smb_filename *smb_fname,
1461 TALLOC_CTX *mem_ctx,
1462 char **blob_description,
1464 int smb_vfs_call_sys_acl_blob_get_fd(struct vfs_handle_struct *handle,
1465 struct files_struct *fsp,
1466 TALLOC_CTX *mem_ctx,
1467 char **blob_description,
1469 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
1470 const struct smb_filename *smb_fname,
1471 SMB_ACL_TYPE_T acltype,
1473 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
1474 struct files_struct *fsp, SMB_ACL_T theacl);
1475 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
1476 const struct smb_filename *smb_fname);
1477 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
1478 const struct smb_filename *smb_fname,
1482 struct tevent_req *smb_vfs_call_getxattrat_send(
1483 TALLOC_CTX *mem_ctx,
1484 struct tevent_context *ev,
1485 struct vfs_handle_struct *handle,
1486 files_struct *dir_fsp,
1487 const struct smb_filename *smb_fname,
1488 const char *xattr_name,
1490 ssize_t smb_vfs_call_getxattrat_recv(struct tevent_req *req,
1491 struct vfs_aio_state *aio_state,
1492 TALLOC_CTX *mem_ctx,
1493 uint8_t **xattr_value);
1494 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
1495 struct files_struct *fsp, const char *name,
1496 void *value, size_t size);
1497 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
1498 const struct smb_filename *smb_fname,
1501 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
1502 struct files_struct *fsp, char *list,
1504 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
1505 const struct smb_filename *smb_fname,
1507 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
1508 struct files_struct *fsp, const char *name);
1509 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle,
1510 const struct smb_filename *smb_fname,
1515 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
1516 const char *name, const void *value, size_t size,
1518 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
1519 struct files_struct *fsp, const char *name,
1520 const void *value, size_t size, int flags);
1521 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
1522 struct files_struct *fsp);
1523 NTSTATUS smb_vfs_call_durable_cookie(struct vfs_handle_struct *handle,
1524 struct files_struct *fsp,
1525 TALLOC_CTX *mem_ctx,
1527 NTSTATUS smb_vfs_call_durable_disconnect(struct vfs_handle_struct *handle,
1528 struct files_struct *fsp,
1529 const DATA_BLOB old_cookie,
1530 TALLOC_CTX *mem_ctx,
1531 DATA_BLOB *new_cookie);
1532 NTSTATUS smb_vfs_call_durable_reconnect(struct vfs_handle_struct *handle,
1533 struct smb_request *smb1req,
1534 struct smbXsrv_open *op,
1535 const DATA_BLOB old_cookie,
1536 TALLOC_CTX *mem_ctx,
1537 struct files_struct **fsp,
1538 DATA_BLOB *new_cookie);
1539 NTSTATUS smb_vfs_call_readdir_attr(struct vfs_handle_struct *handle,
1540 const struct smb_filename *fname,
1541 TALLOC_CTX *mem_ctx,
1542 struct readdir_attr_data **attr_data);
1544 NTSTATUS smb_register_vfs(int version, const char *name,
1545 const struct vfs_fn_pointers *fns);
1546 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
1547 files_struct *fsp, size_t ext_size,
1548 void (*destroy_fn)(void *p_data));
1549 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1550 void vfs_remove_all_fsp_extensions(struct files_struct *fsp);
1551 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1552 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1554 void smb_vfs_assert_all_fns(const struct vfs_fn_pointers* fns,
1555 const char *module);
1558 * Notice the "Design of the smb_vfs_ev_glue infrastructure"
1559 * comment in source3/smbd/vfs.c!
1561 * This explains smb_vfs_ev_glue infrastructure in detail.
1563 struct tevent_context *smb_vfs_ev_glue_ev_ctx(const struct smb_vfs_ev_glue *evg);
1564 struct pthreadpool_tevent *smb_vfs_ev_glue_tp_fd_safe(const struct smb_vfs_ev_glue *evg);
1565 struct pthreadpool_tevent *smb_vfs_ev_glue_tp_path_safe(const struct smb_vfs_ev_glue *evg);
1566 struct pthreadpool_tevent *smb_vfs_ev_glue_tp_chdir_safe(const struct smb_vfs_ev_glue *evg);
1567 const struct smb_vfs_ev_glue *smb_vfs_ev_glue_get_root_glue(const struct smb_vfs_ev_glue *evg);
1568 struct smb_vfs_ev_glue *smb_vfs_ev_glue_create(TALLOC_CTX *mem_ctx,
1569 struct tevent_context *user_ev,
1570 struct pthreadpool_tevent *user_tp_fd_safe,
1571 struct pthreadpool_tevent *user_tp_path_safe,
1572 struct pthreadpool_tevent *user_tp_chdir_safe,
1573 struct tevent_context *root_ev,
1574 struct pthreadpool_tevent *root_tp_fd_safe,
1575 struct pthreadpool_tevent *root_tp_path_safe,
1576 struct pthreadpool_tevent *root_tp_chdir_safe);
1577 struct smb_vfs_ev_glue *smb_vfs_ev_glue_create_switch(
1578 TALLOC_CTX *mem_ctx,
1579 const struct smb_vfs_ev_glue *return_evg,
1580 const struct smb_vfs_ev_glue *run_evg);
1583 * Helper functions from source3/modules/vfs_not_implemented.c
1585 int vfs_not_implemented_connect(
1586 vfs_handle_struct *handle,
1587 const char *service,
1589 void vfs_not_implemented_disconnect(vfs_handle_struct *handle);
1590 uint64_t vfs_not_implemented_disk_free(vfs_handle_struct *handle,
1591 const struct smb_filename *smb_fname,
1595 int vfs_not_implemented_get_quota(vfs_handle_struct *handle,
1596 const struct smb_filename *smb_fname,
1597 enum SMB_QUOTA_TYPE qtype,
1599 SMB_DISK_QUOTA *dq);
1600 int vfs_not_implemented_set_quota(vfs_handle_struct *handle,
1601 enum SMB_QUOTA_TYPE qtype,
1602 unid_t id, SMB_DISK_QUOTA *dq);
1603 int vfs_not_implemented_get_shadow_copy_data(vfs_handle_struct *handle,
1605 struct shadow_copy_data *shadow_copy_data,
1607 int vfs_not_implemented_statvfs(struct vfs_handle_struct *handle,
1608 const struct smb_filename *smb_fname,
1609 struct vfs_statvfs_struct *statbuf);
1610 uint32_t vfs_not_implemented_fs_capabilities(struct vfs_handle_struct *handle,
1611 enum timestamp_set_resolution *p_ts_res);
1612 NTSTATUS vfs_not_implemented_get_dfs_referrals(struct vfs_handle_struct *handle,
1613 struct dfs_GetDFSReferral *r);
1614 DIR *vfs_not_implemented_opendir(vfs_handle_struct *handle,
1615 const struct smb_filename *smb_fname,
1618 NTSTATUS vfs_not_implemented_snap_check_path(struct vfs_handle_struct *handle,
1619 TALLOC_CTX *mem_ctx,
1620 const char *service_path,
1621 char **base_volume);
1622 NTSTATUS vfs_not_implemented_snap_create(struct vfs_handle_struct *handle,
1623 TALLOC_CTX *mem_ctx,
1624 const char *base_volume,
1629 NTSTATUS vfs_not_implemented_snap_delete(struct vfs_handle_struct *handle,
1630 TALLOC_CTX *mem_ctx,
1633 DIR *vfs_not_implemented_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
1634 const char *mask, uint32_t attr);
1635 struct dirent *vfs_not_implemented_readdir(vfs_handle_struct *handle,
1636 DIR *dirp, SMB_STRUCT_STAT *sbuf);
1637 void vfs_not_implemented_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset);
1638 long vfs_not_implemented_telldir(vfs_handle_struct *handle, DIR *dirp);
1639 void vfs_not_implemented_rewind_dir(vfs_handle_struct *handle, DIR *dirp);
1640 int vfs_not_implemented_mkdir(vfs_handle_struct *handle,
1641 const struct smb_filename *smb_fname,
1643 int vfs_not_implemented_rmdir(vfs_handle_struct *handle,
1644 const struct smb_filename *smb_fname);
1645 int vfs_not_implemented_closedir(vfs_handle_struct *handle, DIR *dir);
1646 int vfs_not_implemented_open(vfs_handle_struct *handle,
1647 struct smb_filename *smb_fname,
1648 files_struct *fsp, int flags, mode_t mode);
1649 NTSTATUS vfs_not_implemented_create_file(struct vfs_handle_struct *handle,
1650 struct smb_request *req,
1651 uint16_t root_dir_fid,
1652 struct smb_filename *smb_fname,
1653 uint32_t access_mask,
1654 uint32_t share_access,
1655 uint32_t create_disposition,
1656 uint32_t create_options,
1657 uint32_t file_attributes,
1658 uint32_t oplock_request,
1659 struct smb2_lease *lease,
1660 uint64_t allocation_size,
1661 uint32_t private_flags,
1662 struct security_descriptor *sd,
1663 struct ea_list *ea_list,
1664 files_struct **result, int *pinfo,
1665 const struct smb2_create_blobs *in_context_blobs,
1666 struct smb2_create_blobs *out_context_blobs);
1667 int vfs_not_implemented_close_fn(vfs_handle_struct *handle, files_struct *fsp);
1668 ssize_t vfs_not_implemented_pread(vfs_handle_struct *handle, files_struct *fsp,
1669 void *data, size_t n, off_t offset);
1670 struct tevent_req *vfs_not_implemented_pread_send(struct vfs_handle_struct *handle,
1671 TALLOC_CTX *mem_ctx,
1672 struct tevent_context *ev,
1673 struct files_struct *fsp,
1674 void *data, size_t n, off_t offset);
1675 ssize_t vfs_not_implemented_pread_recv(struct tevent_req *req,
1676 struct vfs_aio_state *vfs_aio_state);
1677 ssize_t vfs_not_implemented_pwrite(vfs_handle_struct *handle, files_struct *fsp,
1678 const void *data, size_t n, off_t offset);
1679 struct tevent_req *vfs_not_implemented_pwrite_send(struct vfs_handle_struct *handle,
1680 TALLOC_CTX *mem_ctx,
1681 struct tevent_context *ev,
1682 struct files_struct *fsp,
1684 size_t n, off_t offset);
1685 ssize_t vfs_not_implemented_pwrite_recv(struct tevent_req *req,
1686 struct vfs_aio_state *vfs_aio_state);
1687 off_t vfs_not_implemented_lseek(vfs_handle_struct *handle, files_struct *fsp,
1688 off_t offset, int whence);
1689 ssize_t vfs_not_implemented_sendfile(vfs_handle_struct *handle, int tofd,
1690 files_struct *fromfsp, const DATA_BLOB *hdr,
1691 off_t offset, size_t n);
1692 ssize_t vfs_not_implemented_recvfile(vfs_handle_struct *handle, int fromfd,
1693 files_struct *tofsp, off_t offset, size_t n);
1694 int vfs_not_implemented_rename(vfs_handle_struct *handle,
1695 const struct smb_filename *smb_fname_src,
1696 const struct smb_filename *smb_fname_dst);
1697 struct tevent_req *vfs_not_implemented_fsync_send(struct vfs_handle_struct *handle,
1698 TALLOC_CTX *mem_ctx,
1699 struct tevent_context *ev,
1700 struct files_struct *fsp);
1701 int vfs_not_implemented_fsync_recv(struct tevent_req *req,
1702 struct vfs_aio_state *vfs_aio_state);
1703 int vfs_not_implemented_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname);
1704 int vfs_not_implemented_fstat(vfs_handle_struct *handle, files_struct *fsp,
1705 SMB_STRUCT_STAT *sbuf);
1706 int vfs_not_implemented_lstat(vfs_handle_struct *handle,
1707 struct smb_filename *smb_fname);
1708 uint64_t vfs_not_implemented_get_alloc_size(struct vfs_handle_struct *handle,
1709 struct files_struct *fsp,
1710 const SMB_STRUCT_STAT *sbuf);
1711 int vfs_not_implemented_unlink(vfs_handle_struct *handle,
1712 const struct smb_filename *smb_fname);
1713 int vfs_not_implemented_chmod(vfs_handle_struct *handle,
1714 const struct smb_filename *smb_fname,
1716 int vfs_not_implemented_fchmod(vfs_handle_struct *handle, files_struct *fsp,
1718 int vfs_not_implemented_chown(vfs_handle_struct *handle,
1719 const struct smb_filename *smb_fname,
1722 int vfs_not_implemented_fchown(vfs_handle_struct *handle, files_struct *fsp,
1723 uid_t uid, gid_t gid);
1724 int vfs_not_implemented_lchown(vfs_handle_struct *handle,
1725 const struct smb_filename *smb_fname,
1728 int vfs_not_implemented_chdir(vfs_handle_struct *handle,
1729 const struct smb_filename *smb_fname);
1730 struct smb_filename *vfs_not_implemented_getwd(vfs_handle_struct *handle,
1732 int vfs_not_implemented_ntimes(vfs_handle_struct *handle,
1733 const struct smb_filename *smb_fname,
1734 struct smb_file_time *ft);
1735 int vfs_not_implemented_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
1737 int vfs_not_implemented_fallocate(vfs_handle_struct *handle, files_struct *fsp,
1738 uint32_t mode, off_t offset, off_t len);
1739 bool vfs_not_implemented_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
1740 off_t offset, off_t count, int type);
1741 int vfs_not_implemented_kernel_flock(struct vfs_handle_struct *handle,
1742 struct files_struct *fsp,
1743 uint32_t share_mode, uint32_t access_mask);
1744 int vfs_not_implemented_linux_setlease(struct vfs_handle_struct *handle,
1745 struct files_struct *fsp, int leasetype);
1746 bool vfs_not_implemented_getlock(vfs_handle_struct *handle, files_struct *fsp,
1747 off_t *poffset, off_t *pcount, int *ptype,
1749 int vfs_not_implemented_symlink(vfs_handle_struct *handle,
1750 const char *link_contents,
1751 const struct smb_filename *new_smb_fname);
1752 int vfs_not_implemented_vfs_readlink(vfs_handle_struct *handle,
1753 const struct smb_filename *smb_fname,
1756 int vfs_not_implemented_link(vfs_handle_struct *handle,
1757 const struct smb_filename *old_smb_fname,
1758 const struct smb_filename *new_smb_fname);
1759 int vfs_not_implemented_mknod(vfs_handle_struct *handle,
1760 const struct smb_filename *smb_fname,
1763 struct smb_filename *vfs_not_implemented_realpath(vfs_handle_struct *handle,
1765 const struct smb_filename *smb_fname);
1766 int vfs_not_implemented_chflags(vfs_handle_struct *handle,
1767 const struct smb_filename *smb_fname,
1769 struct file_id vfs_not_implemented_file_id_create(vfs_handle_struct *handle,
1770 const SMB_STRUCT_STAT *sbuf);
1771 struct tevent_req *vfs_not_implemented_offload_read_send(
1772 TALLOC_CTX *mem_ctx,
1773 struct tevent_context *ev,
1774 struct vfs_handle_struct *handle,
1775 struct files_struct *fsp,
1780 NTSTATUS vfs_not_implemented_offload_read_recv(struct tevent_req *req,
1781 struct vfs_handle_struct *handle,
1782 TALLOC_CTX *mem_ctx,
1783 DATA_BLOB *_token_blob);
1784 struct tevent_req *vfs_not_implemented_offload_write_send(
1785 struct vfs_handle_struct *handle,
1786 TALLOC_CTX *mem_ctx,
1787 struct tevent_context *ev,
1790 off_t transfer_offset,
1791 struct files_struct *dest_fsp,
1794 NTSTATUS vfs_not_implemented_offload_write_recv(struct vfs_handle_struct *handle,
1795 struct tevent_req *req,
1797 NTSTATUS vfs_not_implemented_get_compression(struct vfs_handle_struct *handle,
1798 TALLOC_CTX *mem_ctx,
1799 struct files_struct *fsp,
1800 struct smb_filename *smb_fname,
1801 uint16_t *_compression_fmt);
1802 NTSTATUS vfs_not_implemented_set_compression(struct vfs_handle_struct *handle,
1803 TALLOC_CTX *mem_ctx,
1804 struct files_struct *fsp,
1805 uint16_t compression_fmt);
1806 NTSTATUS vfs_not_implemented_streaminfo(struct vfs_handle_struct *handle,
1807 struct files_struct *fsp,
1808 const struct smb_filename *smb_fname,
1809 TALLOC_CTX *mem_ctx,
1810 unsigned int *num_streams,
1811 struct stream_struct **streams);
1812 int vfs_not_implemented_get_real_filename(struct vfs_handle_struct *handle,
1815 TALLOC_CTX *mem_ctx,
1817 const char *vfs_not_implemented_connectpath(struct vfs_handle_struct *handle,
1818 const struct smb_filename *smb_fname);
1819 NTSTATUS vfs_not_implemented_brl_lock_windows(struct vfs_handle_struct *handle,
1820 struct byte_range_lock *br_lck,
1821 struct lock_struct *plock,
1822 bool blocking_lock);
1823 bool vfs_not_implemented_brl_unlock_windows(struct vfs_handle_struct *handle,
1824 struct messaging_context *msg_ctx,
1825 struct byte_range_lock *br_lck,
1826 const struct lock_struct *plock);
1827 bool vfs_not_implemented_brl_cancel_windows(struct vfs_handle_struct *handle,
1828 struct byte_range_lock *br_lck,
1829 struct lock_struct *plock);
1830 bool vfs_not_implemented_strict_lock_check(struct vfs_handle_struct *handle,
1831 struct files_struct *fsp,
1832 struct lock_struct *plock);
1833 NTSTATUS vfs_not_implemented_translate_name(struct vfs_handle_struct *handle,
1834 const char *mapped_name,
1835 enum vfs_translate_direction direction,
1836 TALLOC_CTX *mem_ctx, char **pmapped_name);
1837 NTSTATUS vfs_not_implemented_fsctl(struct vfs_handle_struct *handle,
1838 struct files_struct *fsp,
1841 uint16_t req_flags, /* Needed for UNICODE ... */
1842 const uint8_t *_in_data,
1844 uint8_t **_out_data,
1845 uint32_t max_out_len, uint32_t *out_len);
1846 NTSTATUS vfs_not_implemented_readdir_attr(struct vfs_handle_struct *handle,
1847 const struct smb_filename *fname,
1848 TALLOC_CTX *mem_ctx,
1849 struct readdir_attr_data **pattr_data);
1850 NTSTATUS vfs_not_implemented_get_dos_attributes(struct vfs_handle_struct *handle,
1851 struct smb_filename *smb_fname,
1853 struct tevent_req *vfs_not_implemented_get_dos_attributes_send(
1854 TALLOC_CTX *mem_ctx,
1855 struct tevent_context *ev,
1856 struct vfs_handle_struct *handle,
1857 files_struct *dir_fsp,
1858 struct smb_filename *smb_fname);
1859 NTSTATUS vfs_not_implemented_get_dos_attributes_recv(
1860 struct tevent_req *req,
1861 struct vfs_aio_state *aio_state,
1863 NTSTATUS vfs_not_implemented_fget_dos_attributes(struct vfs_handle_struct *handle,
1864 struct files_struct *fsp,
1866 NTSTATUS vfs_not_implemented_set_dos_attributes(struct vfs_handle_struct *handle,
1867 const struct smb_filename *smb_fname,
1869 NTSTATUS vfs_not_implemented_fset_dos_attributes(struct vfs_handle_struct *handle,
1870 struct files_struct *fsp,
1872 NTSTATUS vfs_not_implemented_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
1873 uint32_t security_info,
1874 TALLOC_CTX *mem_ctx,
1875 struct security_descriptor **ppdesc);
1876 NTSTATUS vfs_not_implemented_get_nt_acl(vfs_handle_struct *handle,
1877 const struct smb_filename *smb_fname,
1878 uint32_t security_info,
1879 TALLOC_CTX *mem_ctx,
1880 struct security_descriptor **ppdesc);
1881 NTSTATUS vfs_not_implemented_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
1882 uint32_t security_info_sent,
1883 const struct security_descriptor *psd);
1884 SMB_ACL_T vfs_not_implemented_sys_acl_get_file(vfs_handle_struct *handle,
1885 const struct smb_filename *smb_fname,
1886 SMB_ACL_TYPE_T type,
1887 TALLOC_CTX *mem_ctx);
1888 SMB_ACL_T vfs_not_implemented_sys_acl_get_fd(vfs_handle_struct *handle,
1889 files_struct *fsp, TALLOC_CTX *mem_ctx);
1890 int vfs_not_implemented_sys_acl_blob_get_file(vfs_handle_struct *handle,
1891 const struct smb_filename *smb_fname,
1892 TALLOC_CTX *mem_ctx,
1893 char **blob_description,
1895 int vfs_not_implemented_sys_acl_blob_get_fd(vfs_handle_struct *handle,
1896 files_struct *fsp, TALLOC_CTX *mem_ctx,
1897 char **blob_description, DATA_BLOB *blob);
1898 int vfs_not_implemented_sys_acl_set_file(vfs_handle_struct *handle,
1899 const struct smb_filename *smb_fname,
1900 SMB_ACL_TYPE_T acltype,
1902 int vfs_not_implemented_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
1904 int vfs_not_implemented_sys_acl_delete_def_file(vfs_handle_struct *handle,
1905 const struct smb_filename *smb_fname);
1906 ssize_t vfs_not_implemented_getxattr(vfs_handle_struct *handle,
1907 const struct smb_filename *smb_fname,
1911 struct tevent_req *vfs_not_implemented_getxattrat_send(
1912 TALLOC_CTX *mem_ctx,
1913 struct tevent_context *ev,
1914 struct vfs_handle_struct *handle,
1915 files_struct *dir_fsp,
1916 const struct smb_filename *smb_fname,
1917 const char *xattr_name,
1919 ssize_t vfs_not_implemented_getxattrat_recv(struct tevent_req *req,
1920 struct vfs_aio_state *aio_state,
1921 TALLOC_CTX *mem_ctx,
1922 uint8_t **xattr_value);
1923 ssize_t vfs_not_implemented_fgetxattr(vfs_handle_struct *handle,
1924 struct files_struct *fsp, const char *name,
1925 void *value, size_t size);
1926 ssize_t vfs_not_implemented_listxattr(vfs_handle_struct *handle,
1927 const struct smb_filename *smb_fname,
1930 ssize_t vfs_not_implemented_flistxattr(vfs_handle_struct *handle,
1931 struct files_struct *fsp, char *list,
1933 int vfs_not_implemented_removexattr(vfs_handle_struct *handle,
1934 const struct smb_filename *smb_fname,
1936 int vfs_not_implemented_fremovexattr(vfs_handle_struct *handle,
1937 struct files_struct *fsp, const char *name);
1938 int vfs_not_implemented_setxattr(vfs_handle_struct *handle,
1939 const struct smb_filename *smb_fname,
1944 int vfs_not_implemented_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
1945 const char *name, const void *value, size_t size,
1947 bool vfs_not_implemented_aio_force(struct vfs_handle_struct *handle,
1948 struct files_struct *fsp);
1949 NTSTATUS vfs_not_implemented_audit_file(struct vfs_handle_struct *handle,
1950 struct smb_filename *file,
1951 struct security_acl *sacl,
1952 uint32_t access_requested,
1953 uint32_t access_denied);
1954 NTSTATUS vfs_not_implemented_durable_cookie(struct vfs_handle_struct *handle,
1955 struct files_struct *fsp,
1956 TALLOC_CTX *mem_ctx,
1958 NTSTATUS vfs_not_implemented_durable_disconnect(struct vfs_handle_struct *handle,
1959 struct files_struct *fsp,
1960 const DATA_BLOB old_cookie,
1961 TALLOC_CTX *mem_ctx,
1962 DATA_BLOB *new_cookie);
1963 NTSTATUS vfs_not_implemented_durable_reconnect(struct vfs_handle_struct *handle,
1964 struct smb_request *smb1req,
1965 struct smbXsrv_open *op,
1966 const DATA_BLOB old_cookie,
1967 TALLOC_CTX *mem_ctx,
1968 struct files_struct **fsp,
1969 DATA_BLOB *new_cookie);