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 #define SMB_VFS_INTERFACE_VERSION 29
146 All intercepted VFS operations must be declared as static functions inside module source
147 in order to keep smbd namespace unpolluted. See source of audit, extd_audit, fake_perms and recycle
148 example VFS modules for more details.
151 /* VFS operations structure */
153 struct vfs_handle_struct;
154 struct connection_struct;
156 struct security_descriptor;
157 struct vfs_statvfs_struct;
160 struct smb_file_time;
161 struct blocking_lock_record;
163 struct dfs_GetDFSReferral;
165 typedef union unid_t {
173 uint64_t position_information;
175 uint32 private_options; /* NT Create options, but we only look at
176 * NTCREATEX_OPTIONS_PRIVATE_DENY_DOS and
177 * NTCREATEX_OPTIONS_PRIVATE_DENY_FCB and
178 * NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE
179 * for print files *only*, where
180 * DELETE_ON_CLOSE is not stored in the share
183 unsigned long gen_id;
186 typedef struct files_struct {
187 struct files_struct *next, *prev;
189 struct smbXsrv_open *op;
190 struct connection_struct *conn;
191 struct fd_handle *fh;
192 unsigned int num_smb_operations;
193 struct file_id file_id;
194 uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
196 uint64_t vuid; /* SMB2 compat */
197 struct write_cache *wcp;
198 struct timeval open_time;
199 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
200 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
202 bool update_write_time_triggered;
203 struct timed_event *update_write_time_event;
204 bool update_write_time_on_close;
205 struct timespec close_write_time;
206 bool write_time_forced;
209 int sent_oplock_break;
210 struct timed_event *oplock_timeout;
211 struct lock_struct last_lock_failure;
212 int current_lock_count; /* Count the number of outstanding locks and pending locks. */
214 struct share_mode_entry *pending_break_messages;
215 int num_pending_break_messages;
222 bool aio_write_behind;
224 bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
225 bool delete_on_close;
228 struct smb_filename *fsp_name;
229 uint32_t name_hash; /* Jenkins hash of full pathname. */
230 uint64_t mid; /* Mid of the operation that created us. */
232 struct vfs_fsp_data *vfs_extension;
233 struct fake_file_handle *fake_file_handle;
235 struct notify_change_buf *notify;
237 struct files_struct *base_fsp; /* placeholder for delete on close */
240 * Read-only cached brlock record, thrown away when the
241 * brlock.tdb seqnum changes. This avoids fetching data from
242 * the brlock.tdb on every read/write call.
245 struct byte_range_lock *brlock_rec;
247 struct dptr_struct *dptr;
249 /* if not NULL, means this is a print file */
250 struct print_file_data *print_file;
252 unsigned num_aio_requests;
253 struct tevent_req **aio_requests;
256 struct vuid_cache_entry {
257 struct auth_session_info *session_info;
258 uint64_t vuid; /* SMB2 compat */
263 unsigned int next_entry;
264 struct vuid_cache_entry array[VUID_CACHE_SIZE];
270 } name_compare_entry;
272 struct dfree_cached_info {
273 time_t last_dfree_time;
280 struct share_params {
284 typedef struct connection_struct {
285 struct connection_struct *next, *prev;
286 struct smbd_server_connection *sconn; /* can be NULL */
287 struct smbXsrv_tcon *tcon; /* can be NULL */
288 uint32_t cnum; /* an index passed over the wire */
289 struct share_params *params;
291 struct vuid_cache vuid_cache;
294 bool read_only; /* Attributes for the current user of the share. */
295 uint32_t share_access;
296 /* Does this filesystem honor
297 sub second timestamps on files
298 and directories when setting time ? */
299 enum timestamp_set_resolution ts_res;
303 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
306 * This represents the user information on this connection. Depending
307 * on the vuid using this tid, this might change per SMB request.
309 struct auth_session_info *session_info;
312 * If the "force group" parameter is set, this is the primary gid that
313 * may be used in the users token, depending on the vuid using this tid.
315 gid_t force_group_gid;
317 uint64_t vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
320 time_t lastused_count;
322 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
326 /* Semantics requested by the client or forced by the server config. */
329 bool short_case_preserve;
331 /* Semantics provided by the underlying filesystem. */
333 /* Device number of the directory of the share mount.
334 Used to ensure unique FileIndex returns. */
335 SMB_DEV_T base_share_dev;
337 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
338 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
339 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
340 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
341 struct dfree_cached_info *dfree_info;
342 struct trans_state *pending_trans;
344 struct rpc_pipe_client *spoolss_pipe;
348 struct smbd_smb2_request;
349 struct privilege_paths;
355 uint64_t mid; /* For compatibility with SMB2. */
357 uint64_t vuid; /* For compatibility with SMB2. */
366 * Async handling in the main smb processing loop is directed by
367 * outbuf: reply_xxx routines indicate sync behaviour by putting their
368 * reply into "outbuf". If they leave it as NULL, they take care of it
369 * themselves, possibly later.
371 * If async handling is wanted, the reply_xxx routine must make sure
372 * that it talloc_move()s the smb_req somewhere else.
378 connection_struct *conn;
379 struct smbd_server_connection *sconn;
380 struct smb_perfcount_data pcd;
383 * Chained request handling
385 struct files_struct *chain_fsp;
388 * state information for async smb handling
393 * Back pointer to smb2 request.
395 struct smbd_smb2_request *smb2req;
398 * Pathnames used if request done
401 struct privilege_paths *priv_paths;
404 * Request list for chained requests, we're part of it.
406 struct smb_request **chain;
408 struct timeval request_time;
412 * Info about an alternate data stream
415 struct stream_struct {
422 struct smb_file_time {
423 struct timespec mtime;
424 struct timespec atime;
425 struct timespec ctime;
426 struct timespec create_time;
432 struct smb_filename {
435 char *original_lcomp;
439 #define VFS_FIND(__fn__) while (handle->fns->__fn__##_fn==NULL) { \
440 handle = handle->next; \
443 enum vfs_translate_direction {
444 vfs_translate_to_unix = 0,
445 vfs_translate_to_windows
448 enum vfs_fallocate_mode {
449 VFS_FALLOCATE_EXTEND_SIZE = 0,
450 VFS_FALLOCATE_KEEP_SIZE = 1
454 Available VFS operations. These values must be in sync with vfs_ops struct
455 (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
456 In particular, if new operations are added to vfs_ops, appropriate constants
457 should be added to vfs_op_type so that order of them kept same as in vfs_ops.
459 struct shadow_copy_data;
461 struct vfs_fn_pointers {
462 /* Disk operations */
464 int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
465 void (*disconnect_fn)(struct vfs_handle_struct *handle);
466 uint64_t (*disk_free_fn)(struct vfs_handle_struct *handle, const char *path, bool small_query, uint64_t *bsize,
467 uint64_t *dfree, uint64_t *dsize);
468 int (*get_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
469 int (*set_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
470 int (*get_shadow_copy_data_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels);
471 int (*statvfs_fn)(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf);
472 uint32_t (*fs_capabilities_fn)(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res);
475 * Note: that "struct dfs_GetDFSReferral *r"
476 * needs to be a valid TALLOC_CTX
478 NTSTATUS (*get_dfs_referrals_fn)(struct vfs_handle_struct *handle,
479 struct dfs_GetDFSReferral *r);
481 /* Directory operations */
483 DIR *(*opendir_fn)(struct vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attributes);
484 DIR *(*fdopendir_fn)(struct vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attributes);
485 struct dirent *(*readdir_fn)(struct vfs_handle_struct *handle,
487 SMB_STRUCT_STAT *sbuf);
488 void (*seekdir_fn)(struct vfs_handle_struct *handle, DIR *dirp, long offset);
489 long (*telldir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
490 void (*rewind_dir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
491 int (*mkdir_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
492 int (*rmdir_fn)(struct vfs_handle_struct *handle, const char *path);
493 int (*closedir_fn)(struct vfs_handle_struct *handle, DIR *dir);
494 void (*init_search_op_fn)(struct vfs_handle_struct *handle, DIR *dirp);
496 /* File operations */
498 int (*open_fn)(struct vfs_handle_struct *handle,
499 struct smb_filename *smb_fname, files_struct *fsp,
500 int flags, mode_t mode);
501 NTSTATUS (*create_file_fn)(struct vfs_handle_struct *handle,
502 struct smb_request *req,
503 uint16_t root_dir_fid,
504 struct smb_filename *smb_fname,
505 uint32_t access_mask,
506 uint32_t share_access,
507 uint32_t create_disposition,
508 uint32_t create_options,
509 uint32_t file_attributes,
510 uint32_t oplock_request,
511 uint64_t allocation_size,
512 uint32_t private_flags,
513 struct security_descriptor *sd,
514 struct ea_list *ea_list,
515 files_struct **result,
517 int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
518 ssize_t (*read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n);
519 ssize_t (*pread_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, off_t offset);
520 struct tevent_req *(*pread_send_fn)(struct vfs_handle_struct *handle,
522 struct tevent_context *ev,
523 struct files_struct *fsp,
525 size_t n, off_t offset);
526 ssize_t (*pread_recv_fn)(struct tevent_req *req, int *err);
527 ssize_t (*write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n);
528 ssize_t (*pwrite_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, off_t offset);
529 struct tevent_req *(*pwrite_send_fn)(struct vfs_handle_struct *handle,
531 struct tevent_context *ev,
532 struct files_struct *fsp,
534 size_t n, off_t offset);
535 ssize_t (*pwrite_recv_fn)(struct tevent_req *req, int *err);
536 off_t (*lseek_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset, int whence);
537 ssize_t (*sendfile_fn)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, off_t offset, size_t count);
538 ssize_t (*recvfile_fn)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, off_t offset, size_t count);
539 int (*rename_fn)(struct vfs_handle_struct *handle,
540 const struct smb_filename *smb_fname_src,
541 const struct smb_filename *smb_fname_dst);
542 int (*fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
543 struct tevent_req *(*fsync_send_fn)(struct vfs_handle_struct *handle,
545 struct tevent_context *ev,
546 struct files_struct *fsp);
547 int (*fsync_recv_fn)(struct tevent_req *req, int *err);
548 int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
549 int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
550 int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
551 uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
552 int (*unlink_fn)(struct vfs_handle_struct *handle,
553 const struct smb_filename *smb_fname);
554 int (*chmod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
555 int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
556 int (*chown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
557 int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
558 int (*lchown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
559 int (*chdir_fn)(struct vfs_handle_struct *handle, const char *path);
560 char *(*getwd_fn)(struct vfs_handle_struct *handle);
561 int (*ntimes_fn)(struct vfs_handle_struct *handle,
562 const struct smb_filename *smb_fname,
563 struct smb_file_time *ft);
564 int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset);
565 int (*fallocate_fn)(struct vfs_handle_struct *handle,
566 struct files_struct *fsp,
567 enum vfs_fallocate_mode mode,
570 bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, off_t offset, off_t count, int type);
571 int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
572 uint32 share_mode, uint32_t access_mask);
573 int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
574 bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid);
575 int (*symlink_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
576 int (*readlink_fn)(struct vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz);
577 int (*link_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
578 int (*mknod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev);
579 char *(*realpath_fn)(struct vfs_handle_struct *handle, const char *path);
580 NTSTATUS (*notify_watch_fn)(struct vfs_handle_struct *handle,
581 struct sys_notify_context *ctx,
584 uint32_t *subdir_filter,
585 void (*callback)(struct sys_notify_context *ctx,
587 struct notify_event *ev),
590 int (*chflags_fn)(struct vfs_handle_struct *handle, const char *path, unsigned int flags);
591 struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
592 const SMB_STRUCT_STAT *sbuf);
594 NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
595 struct files_struct *fsp,
598 unsigned int *num_streams,
599 struct stream_struct **streams);
601 int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
607 const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
608 const char *filename);
610 NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
611 struct byte_range_lock *br_lck,
612 struct lock_struct *plock,
614 struct blocking_lock_record *blr);
616 bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
617 struct messaging_context *msg_ctx,
618 struct byte_range_lock *br_lck,
619 const struct lock_struct *plock);
621 bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
622 struct byte_range_lock *br_lck,
623 struct lock_struct *plock,
624 struct blocking_lock_record *blr);
626 bool (*strict_lock_fn)(struct vfs_handle_struct *handle,
627 struct files_struct *fsp,
628 struct lock_struct *plock);
630 void (*strict_unlock_fn)(struct vfs_handle_struct *handle,
631 struct files_struct *fsp,
632 struct lock_struct *plock);
634 NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
636 enum vfs_translate_direction direction,
640 NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
641 struct files_struct *fsp,
645 const uint8_t *_in_data,
648 uint32_t max_out_len,
651 /* NT ACL operations. */
653 NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
654 struct files_struct *fsp,
655 uint32 security_info,
656 struct security_descriptor **ppdesc);
657 NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
659 uint32 security_info,
660 struct security_descriptor **ppdesc);
661 NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
662 struct files_struct *fsp,
663 uint32 security_info_sent,
664 const struct security_descriptor *psd);
666 NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
667 struct smb_filename *file,
668 struct security_acl *sacl,
669 uint32_t access_requested,
670 uint32_t access_denied);
672 /* POSIX ACL operations. */
674 int (*chmod_acl_fn)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
675 int (*fchmod_acl_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
677 int (*sys_acl_get_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
678 int (*sys_acl_get_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p);
679 int (*sys_acl_get_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
680 void * (*sys_acl_get_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d);
681 SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type);
682 SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
683 int (*sys_acl_clear_perms_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset);
684 int (*sys_acl_add_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
685 char * (*sys_acl_to_text_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen);
686 SMB_ACL_T (*sys_acl_init_fn)(struct vfs_handle_struct *handle, int count);
687 int (*sys_acl_create_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
688 int (*sys_acl_set_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype);
689 int (*sys_acl_set_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual);
690 int (*sys_acl_set_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset);
691 int (*sys_acl_valid_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl );
692 int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
693 int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
694 int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle, const char *path);
695 int (*sys_acl_get_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
696 int (*sys_acl_free_text_fn)(struct vfs_handle_struct *handle, char *text);
697 int (*sys_acl_free_acl_fn)(struct vfs_handle_struct *handle, SMB_ACL_T posix_acl);
698 int (*sys_acl_free_qualifier_fn)(struct vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype);
701 ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
702 ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
703 ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
704 ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
705 int (*removexattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name);
706 int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
707 int (*setxattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
708 int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
711 bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
713 /* offline operations */
714 bool (*is_offline_fn)(struct vfs_handle_struct *handle,
715 const struct smb_filename *fname,
716 SMB_STRUCT_STAT *sbuf);
717 int (*set_offline_fn)(struct vfs_handle_struct *handle,
718 const struct smb_filename *fname);
722 VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
723 which describes all operations this module is willing to intercept.
724 VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
725 using this information.
728 typedef struct vfs_handle_struct {
729 struct vfs_handle_struct *next, *prev;
731 struct connection_struct *conn;
732 const struct vfs_fn_pointers *fns;
734 void (*free_data)(void **data);
738 typedef struct vfs_statvfs_struct {
739 /* For undefined recommended transfer size return -1 in that field */
740 uint32 OptimalTransferSize; /* bsize on some os, iosize on other os */
744 The next three fields are in terms of the block size.
745 (above). If block size is unknown, 4096 would be a
746 reasonable block size for a server to report.
747 Note that returning the blocks/blocksavail removes need
748 to make a second call (to QFSInfo level 0x103 to get this info.
749 UserBlockAvail is typically less than or equal to BlocksAvail,
750 if no distinction is made return the same value in each.
753 uint64_t TotalBlocks;
754 uint64_t BlocksAvail; /* bfree */
755 uint64_t UserBlocksAvail; /* bavail */
757 /* For undefined Node fields or FSID return -1 */
758 uint64_t TotalFileNodes;
759 uint64_t FreeFileNodes;
760 uint64_t FsIdentifier; /* fsid */
761 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
762 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
765 } vfs_statvfs_struct;
767 /* Add a new FSP extension of the given type. Returns a pointer to the
770 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn) \
771 vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
773 /* Return a pointer to the existing FSP extension data. */
774 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
775 vfs_fetch_fsp_extension(handle, (fsp))
777 /* Return the talloc context associated with an FSP extension. */
778 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
779 vfs_memctx_fsp_extension(handle, (fsp))
781 /* Remove and destroy an FSP extension. */
782 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
783 vfs_remove_fsp_extension((handle), (fsp))
785 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
786 if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
787 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
792 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
794 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
797 if ((handle)->free_data) { \
798 (handle)->free_data(&(handle)->data); \
800 (handle)->data = (void *)datap; \
801 (handle)->free_data = free_fn; \
805 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
806 if ((handle) && (handle)->free_data) { \
807 (handle)->free_data(&(handle)->data); \
811 /* Check whether module-specific data handle was already allocated or not */
812 #define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
814 #define SMB_VFS_OP(x) ((void *) x)
816 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
818 #include "vfs_macros.h"
820 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
821 const char *service, const char *user);
822 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
823 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
824 const char *path, bool small_query,
825 uint64_t *bsize, uint64_t *dfree,
827 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
828 enum SMB_QUOTA_TYPE qtype, unid_t id,
830 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
831 enum SMB_QUOTA_TYPE qtype, unid_t id,
833 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
834 struct files_struct *fsp,
835 struct shadow_copy_data *shadow_copy_data,
837 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
838 struct vfs_statvfs_struct *statbuf);
839 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
840 enum timestamp_set_resolution *p_ts_res);
842 * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
844 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
845 struct dfs_GetDFSReferral *r);
846 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
847 const char *fname, const char *mask,
849 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
850 struct files_struct *fsp,
853 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
855 SMB_STRUCT_STAT *sbuf);
856 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
857 DIR *dirp, long offset);
858 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
860 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
862 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
864 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path);
865 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
867 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
869 int smb_vfs_call_open(struct vfs_handle_struct *handle,
870 struct smb_filename *smb_fname, struct files_struct *fsp,
871 int flags, mode_t mode);
872 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
873 struct smb_request *req,
874 uint16_t root_dir_fid,
875 struct smb_filename *smb_fname,
876 uint32_t access_mask,
877 uint32_t share_access,
878 uint32_t create_disposition,
879 uint32_t create_options,
880 uint32_t file_attributes,
881 uint32_t oplock_request,
882 uint64_t allocation_size,
883 uint32_t private_flags,
884 struct security_descriptor *sd,
885 struct ea_list *ea_list,
886 files_struct **result,
888 int smb_vfs_call_close(struct vfs_handle_struct *handle,
889 struct files_struct *fsp);
890 ssize_t smb_vfs_call_read(struct vfs_handle_struct *handle,
891 struct files_struct *fsp, void *data, size_t n);
892 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
893 struct files_struct *fsp, void *data, size_t n,
895 struct tevent_req *smb_vfs_call_pread_send(struct vfs_handle_struct *handle,
897 struct tevent_context *ev,
898 struct files_struct *fsp,
900 size_t n, off_t offset);
901 ssize_t SMB_VFS_PREAD_RECV(struct tevent_req *req, int *perrno);
903 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
904 struct files_struct *fsp, const void *data,
906 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
907 struct files_struct *fsp, const void *data,
908 size_t n, off_t offset);
909 struct tevent_req *smb_vfs_call_pwrite_send(struct vfs_handle_struct *handle,
911 struct tevent_context *ev,
912 struct files_struct *fsp,
914 size_t n, off_t offset);
915 ssize_t SMB_VFS_PWRITE_RECV(struct tevent_req *req, int *perrno);
917 off_t smb_vfs_call_lseek(struct vfs_handle_struct *handle,
918 struct files_struct *fsp, off_t offset,
920 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
921 files_struct *fromfsp, const DATA_BLOB *header,
922 off_t offset, size_t count);
923 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
924 files_struct *tofsp, off_t offset,
926 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
927 const struct smb_filename *smb_fname_src,
928 const struct smb_filename *smb_fname_dst);
929 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
930 struct files_struct *fsp);
932 struct tevent_req *smb_vfs_call_fsync_send(struct vfs_handle_struct *handle,
934 struct tevent_context *ev,
935 struct files_struct *fsp);
936 int SMB_VFS_FSYNC_RECV(struct tevent_req *req, int *perrno);
938 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
939 struct smb_filename *smb_fname);
940 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
941 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
942 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
943 struct smb_filename *smb_filename);
944 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
945 struct files_struct *fsp,
946 const SMB_STRUCT_STAT *sbuf);
947 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
948 const struct smb_filename *smb_fname);
949 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
951 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
952 struct files_struct *fsp, mode_t mode);
953 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
954 uid_t uid, gid_t gid);
955 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
956 struct files_struct *fsp, uid_t uid, gid_t gid);
957 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
958 uid_t uid, gid_t gid);
959 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path);
960 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle);
961 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
962 const struct smb_filename *smb_fname,
963 struct smb_file_time *ft);
964 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
965 struct files_struct *fsp, off_t offset);
966 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
967 struct files_struct *fsp,
968 enum vfs_fallocate_mode mode,
971 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
972 struct files_struct *fsp, int op, off_t offset,
973 off_t count, int type);
974 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
975 struct files_struct *fsp, uint32 share_mode,
976 uint32_t access_mask);
977 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
978 struct files_struct *fsp, int leasetype);
979 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
980 struct files_struct *fsp, off_t *poffset,
981 off_t *pcount, int *ptype, pid_t *ppid);
982 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
983 const char *newpath);
984 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
985 const char *path, char *buf, size_t bufsiz);
986 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
987 const char *newpath);
988 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
989 mode_t mode, SMB_DEV_T dev);
990 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle, const char *path);
991 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
992 struct sys_notify_context *ctx,
995 uint32_t *subdir_filter,
996 void (*callback)(struct sys_notify_context *ctx,
998 struct notify_event *ev),
999 void *private_data, void *handle_p);
1000 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
1001 unsigned int flags);
1002 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
1003 const SMB_STRUCT_STAT *sbuf);
1004 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
1005 struct files_struct *fsp,
1007 TALLOC_CTX *mem_ctx,
1008 unsigned int *num_streams,
1009 struct stream_struct **streams);
1010 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
1011 const char *path, const char *name,
1012 TALLOC_CTX *mem_ctx, char **found_name);
1013 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
1014 const char *filename);
1015 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
1016 struct byte_range_lock *br_lck,
1017 struct lock_struct *plock,
1019 struct blocking_lock_record *blr);
1020 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
1021 struct messaging_context *msg_ctx,
1022 struct byte_range_lock *br_lck,
1023 const struct lock_struct *plock);
1024 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
1025 struct byte_range_lock *br_lck,
1026 struct lock_struct *plock,
1027 struct blocking_lock_record *blr);
1028 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
1029 struct files_struct *fsp,
1030 struct lock_struct *plock);
1031 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
1032 struct files_struct *fsp,
1033 struct lock_struct *plock);
1034 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
1036 enum vfs_translate_direction direction,
1037 TALLOC_CTX *mem_ctx,
1038 char **mapped_name);
1039 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
1040 struct files_struct *fsp,
1044 const uint8_t *_in_data,
1046 uint8_t **_out_data,
1047 uint32_t max_out_len,
1049 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
1050 struct files_struct *fsp,
1051 uint32 security_info,
1052 struct security_descriptor **ppdesc);
1053 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
1055 uint32 security_info,
1056 struct security_descriptor **ppdesc);
1057 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
1058 struct files_struct *fsp,
1059 uint32 security_info_sent,
1060 const struct security_descriptor *psd);
1061 NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
1062 struct smb_filename *file,
1063 struct security_acl *sacl,
1064 uint32_t access_requested,
1065 uint32_t access_denied);
1066 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
1068 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
1069 struct files_struct *fsp, mode_t mode);
1070 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
1071 SMB_ACL_T theacl, int entry_id,
1072 SMB_ACL_ENTRY_T *entry_p);
1073 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
1074 SMB_ACL_ENTRY_T entry_d,
1075 SMB_ACL_TAG_T *tag_type_p);
1076 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
1077 SMB_ACL_ENTRY_T entry_d,
1078 SMB_ACL_PERMSET_T *permset_p);
1079 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
1080 SMB_ACL_ENTRY_T entry_d);
1081 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
1083 SMB_ACL_TYPE_T type);
1084 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
1085 struct files_struct *fsp);
1086 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
1087 SMB_ACL_PERMSET_T permset);
1088 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
1089 SMB_ACL_PERMSET_T permset,
1090 SMB_ACL_PERM_T perm);
1091 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
1092 SMB_ACL_T theacl, ssize_t *plen);
1093 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
1095 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
1096 SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
1097 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
1098 SMB_ACL_ENTRY_T entry,
1099 SMB_ACL_TAG_T tagtype);
1100 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
1101 SMB_ACL_ENTRY_T entry, void *qual);
1102 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
1103 SMB_ACL_ENTRY_T entry,
1104 SMB_ACL_PERMSET_T permset);
1105 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
1107 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
1108 const char *name, SMB_ACL_TYPE_T acltype,
1110 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
1111 struct files_struct *fsp, SMB_ACL_T theacl);
1112 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
1114 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
1115 SMB_ACL_PERMSET_T permset,
1116 SMB_ACL_PERM_T perm);
1117 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
1119 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
1120 SMB_ACL_T posix_acl);
1121 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
1122 void *qualifier, SMB_ACL_TAG_T tagtype);
1123 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
1124 const char *path, const char *name, void *value,
1126 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
1127 struct files_struct *fsp, const char *name,
1128 void *value, size_t size);
1129 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
1130 const char *path, char *list, size_t size);
1131 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
1132 const char *path, char *list, size_t size);
1133 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
1134 struct files_struct *fsp, char *list,
1136 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
1137 const char *path, const char *name);
1138 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
1139 struct files_struct *fsp, const char *name);
1140 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
1141 const char *name, const void *value, size_t size,
1143 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
1144 const char *name, const void *value, size_t size,
1146 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
1147 struct files_struct *fsp, const char *name,
1148 const void *value, size_t size, int flags);
1149 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
1150 struct files_struct *fsp);
1151 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
1152 const struct smb_filename *fname,
1153 SMB_STRUCT_STAT *sbuf);
1154 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,
1155 const struct smb_filename *fname);
1157 NTSTATUS smb_register_vfs(int version, const char *name,
1158 const struct vfs_fn_pointers *fns);
1159 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
1160 files_struct *fsp, size_t ext_size,
1161 void (*destroy_fn)(void *p_data));
1162 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1163 void vfs_remove_all_fsp_extensions(struct files_struct *fsp);
1164 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1165 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);