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 int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
544 int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
545 int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
546 uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
547 int (*unlink_fn)(struct vfs_handle_struct *handle,
548 const struct smb_filename *smb_fname);
549 int (*chmod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
550 int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
551 int (*chown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
552 int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
553 int (*lchown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
554 int (*chdir_fn)(struct vfs_handle_struct *handle, const char *path);
555 char *(*getwd_fn)(struct vfs_handle_struct *handle);
556 int (*ntimes_fn)(struct vfs_handle_struct *handle,
557 const struct smb_filename *smb_fname,
558 struct smb_file_time *ft);
559 int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset);
560 int (*fallocate_fn)(struct vfs_handle_struct *handle,
561 struct files_struct *fsp,
562 enum vfs_fallocate_mode mode,
565 bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, off_t offset, off_t count, int type);
566 int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
567 uint32 share_mode, uint32_t access_mask);
568 int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
569 bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid);
570 int (*symlink_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
571 int (*readlink_fn)(struct vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz);
572 int (*link_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
573 int (*mknod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev);
574 char *(*realpath_fn)(struct vfs_handle_struct *handle, const char *path);
575 NTSTATUS (*notify_watch_fn)(struct vfs_handle_struct *handle,
576 struct sys_notify_context *ctx,
579 uint32_t *subdir_filter,
580 void (*callback)(struct sys_notify_context *ctx,
582 struct notify_event *ev),
585 int (*chflags_fn)(struct vfs_handle_struct *handle, const char *path, unsigned int flags);
586 struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
587 const SMB_STRUCT_STAT *sbuf);
589 NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
590 struct files_struct *fsp,
593 unsigned int *num_streams,
594 struct stream_struct **streams);
596 int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
602 const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
603 const char *filename);
605 NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
606 struct byte_range_lock *br_lck,
607 struct lock_struct *plock,
609 struct blocking_lock_record *blr);
611 bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
612 struct messaging_context *msg_ctx,
613 struct byte_range_lock *br_lck,
614 const struct lock_struct *plock);
616 bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
617 struct byte_range_lock *br_lck,
618 struct lock_struct *plock,
619 struct blocking_lock_record *blr);
621 bool (*strict_lock_fn)(struct vfs_handle_struct *handle,
622 struct files_struct *fsp,
623 struct lock_struct *plock);
625 void (*strict_unlock_fn)(struct vfs_handle_struct *handle,
626 struct files_struct *fsp,
627 struct lock_struct *plock);
629 NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
631 enum vfs_translate_direction direction,
635 NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
636 struct files_struct *fsp,
640 const uint8_t *_in_data,
643 uint32_t max_out_len,
646 /* NT ACL operations. */
648 NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
649 struct files_struct *fsp,
650 uint32 security_info,
651 struct security_descriptor **ppdesc);
652 NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
654 uint32 security_info,
655 struct security_descriptor **ppdesc);
656 NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
657 struct files_struct *fsp,
658 uint32 security_info_sent,
659 const struct security_descriptor *psd);
661 NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
662 struct smb_filename *file,
663 struct security_acl *sacl,
664 uint32_t access_requested,
665 uint32_t access_denied);
667 /* POSIX ACL operations. */
669 int (*chmod_acl_fn)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
670 int (*fchmod_acl_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
672 int (*sys_acl_get_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
673 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);
674 int (*sys_acl_get_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
675 void * (*sys_acl_get_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d);
676 SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type);
677 SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
678 int (*sys_acl_clear_perms_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset);
679 int (*sys_acl_add_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
680 char * (*sys_acl_to_text_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen);
681 SMB_ACL_T (*sys_acl_init_fn)(struct vfs_handle_struct *handle, int count);
682 int (*sys_acl_create_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
683 int (*sys_acl_set_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype);
684 int (*sys_acl_set_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual);
685 int (*sys_acl_set_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset);
686 int (*sys_acl_valid_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl );
687 int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
688 int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
689 int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle, const char *path);
690 int (*sys_acl_get_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
691 int (*sys_acl_free_text_fn)(struct vfs_handle_struct *handle, char *text);
692 int (*sys_acl_free_acl_fn)(struct vfs_handle_struct *handle, SMB_ACL_T posix_acl);
693 int (*sys_acl_free_qualifier_fn)(struct vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype);
696 ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
697 ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
698 ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
699 ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
700 int (*removexattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name);
701 int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
702 int (*setxattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
703 int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
706 bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
708 /* offline operations */
709 bool (*is_offline_fn)(struct vfs_handle_struct *handle,
710 const struct smb_filename *fname,
711 SMB_STRUCT_STAT *sbuf);
712 int (*set_offline_fn)(struct vfs_handle_struct *handle,
713 const struct smb_filename *fname);
717 VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
718 which describes all operations this module is willing to intercept.
719 VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
720 using this information.
723 typedef struct vfs_handle_struct {
724 struct vfs_handle_struct *next, *prev;
726 struct connection_struct *conn;
727 const struct vfs_fn_pointers *fns;
729 void (*free_data)(void **data);
733 typedef struct vfs_statvfs_struct {
734 /* For undefined recommended transfer size return -1 in that field */
735 uint32 OptimalTransferSize; /* bsize on some os, iosize on other os */
739 The next three fields are in terms of the block size.
740 (above). If block size is unknown, 4096 would be a
741 reasonable block size for a server to report.
742 Note that returning the blocks/blocksavail removes need
743 to make a second call (to QFSInfo level 0x103 to get this info.
744 UserBlockAvail is typically less than or equal to BlocksAvail,
745 if no distinction is made return the same value in each.
748 uint64_t TotalBlocks;
749 uint64_t BlocksAvail; /* bfree */
750 uint64_t UserBlocksAvail; /* bavail */
752 /* For undefined Node fields or FSID return -1 */
753 uint64_t TotalFileNodes;
754 uint64_t FreeFileNodes;
755 uint64_t FsIdentifier; /* fsid */
756 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
757 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
760 } vfs_statvfs_struct;
762 /* Add a new FSP extension of the given type. Returns a pointer to the
765 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn) \
766 vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
768 /* Return a pointer to the existing FSP extension data. */
769 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
770 vfs_fetch_fsp_extension(handle, (fsp))
772 /* Return the talloc context associated with an FSP extension. */
773 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
774 vfs_memctx_fsp_extension(handle, (fsp))
776 /* Remove and destroy an FSP extension. */
777 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
778 vfs_remove_fsp_extension((handle), (fsp))
780 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
781 if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
782 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
787 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
789 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
792 if ((handle)->free_data) { \
793 (handle)->free_data(&(handle)->data); \
795 (handle)->data = (void *)datap; \
796 (handle)->free_data = free_fn; \
800 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
801 if ((handle) && (handle)->free_data) { \
802 (handle)->free_data(&(handle)->data); \
806 /* Check whether module-specific data handle was already allocated or not */
807 #define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
809 #define SMB_VFS_OP(x) ((void *) x)
811 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
813 #include "vfs_macros.h"
815 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
816 const char *service, const char *user);
817 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
818 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
819 const char *path, bool small_query,
820 uint64_t *bsize, uint64_t *dfree,
822 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
823 enum SMB_QUOTA_TYPE qtype, unid_t id,
825 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
826 enum SMB_QUOTA_TYPE qtype, unid_t id,
828 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
829 struct files_struct *fsp,
830 struct shadow_copy_data *shadow_copy_data,
832 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
833 struct vfs_statvfs_struct *statbuf);
834 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
835 enum timestamp_set_resolution *p_ts_res);
837 * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
839 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
840 struct dfs_GetDFSReferral *r);
841 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
842 const char *fname, const char *mask,
844 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
845 struct files_struct *fsp,
848 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
850 SMB_STRUCT_STAT *sbuf);
851 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
852 DIR *dirp, long offset);
853 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
855 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
857 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
859 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path);
860 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
862 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
864 int smb_vfs_call_open(struct vfs_handle_struct *handle,
865 struct smb_filename *smb_fname, struct files_struct *fsp,
866 int flags, mode_t mode);
867 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
868 struct smb_request *req,
869 uint16_t root_dir_fid,
870 struct smb_filename *smb_fname,
871 uint32_t access_mask,
872 uint32_t share_access,
873 uint32_t create_disposition,
874 uint32_t create_options,
875 uint32_t file_attributes,
876 uint32_t oplock_request,
877 uint64_t allocation_size,
878 uint32_t private_flags,
879 struct security_descriptor *sd,
880 struct ea_list *ea_list,
881 files_struct **result,
883 int smb_vfs_call_close(struct vfs_handle_struct *handle,
884 struct files_struct *fsp);
885 ssize_t smb_vfs_call_read(struct vfs_handle_struct *handle,
886 struct files_struct *fsp, void *data, size_t n);
887 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
888 struct files_struct *fsp, void *data, size_t n,
890 struct tevent_req *smb_vfs_call_pread_send(struct vfs_handle_struct *handle,
892 struct tevent_context *ev,
893 struct files_struct *fsp,
895 size_t n, off_t offset);
896 ssize_t SMB_VFS_PREAD_RECV(struct tevent_req *req, int *perrno);
898 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
899 struct files_struct *fsp, const void *data,
901 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
902 struct files_struct *fsp, const void *data,
903 size_t n, off_t offset);
904 struct tevent_req *smb_vfs_call_pwrite_send(struct vfs_handle_struct *handle,
906 struct tevent_context *ev,
907 struct files_struct *fsp,
909 size_t n, off_t offset);
910 ssize_t SMB_VFS_PWRITE_RECV(struct tevent_req *req, int *perrno);
912 off_t smb_vfs_call_lseek(struct vfs_handle_struct *handle,
913 struct files_struct *fsp, off_t offset,
915 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
916 files_struct *fromfsp, const DATA_BLOB *header,
917 off_t offset, size_t count);
918 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
919 files_struct *tofsp, off_t offset,
921 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
922 const struct smb_filename *smb_fname_src,
923 const struct smb_filename *smb_fname_dst);
924 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
925 struct files_struct *fsp);
926 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
927 struct smb_filename *smb_fname);
928 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
929 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
930 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
931 struct smb_filename *smb_filename);
932 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
933 struct files_struct *fsp,
934 const SMB_STRUCT_STAT *sbuf);
935 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
936 const struct smb_filename *smb_fname);
937 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
939 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
940 struct files_struct *fsp, mode_t mode);
941 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
942 uid_t uid, gid_t gid);
943 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
944 struct files_struct *fsp, uid_t uid, gid_t gid);
945 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
946 uid_t uid, gid_t gid);
947 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path);
948 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle);
949 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
950 const struct smb_filename *smb_fname,
951 struct smb_file_time *ft);
952 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
953 struct files_struct *fsp, off_t offset);
954 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
955 struct files_struct *fsp,
956 enum vfs_fallocate_mode mode,
959 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
960 struct files_struct *fsp, int op, off_t offset,
961 off_t count, int type);
962 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
963 struct files_struct *fsp, uint32 share_mode,
964 uint32_t access_mask);
965 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
966 struct files_struct *fsp, int leasetype);
967 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
968 struct files_struct *fsp, off_t *poffset,
969 off_t *pcount, int *ptype, pid_t *ppid);
970 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
971 const char *newpath);
972 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
973 const char *path, char *buf, size_t bufsiz);
974 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
975 const char *newpath);
976 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
977 mode_t mode, SMB_DEV_T dev);
978 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle, const char *path);
979 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
980 struct sys_notify_context *ctx,
983 uint32_t *subdir_filter,
984 void (*callback)(struct sys_notify_context *ctx,
986 struct notify_event *ev),
987 void *private_data, void *handle_p);
988 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
990 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
991 const SMB_STRUCT_STAT *sbuf);
992 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
993 struct files_struct *fsp,
996 unsigned int *num_streams,
997 struct stream_struct **streams);
998 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
999 const char *path, const char *name,
1000 TALLOC_CTX *mem_ctx, char **found_name);
1001 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
1002 const char *filename);
1003 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
1004 struct byte_range_lock *br_lck,
1005 struct lock_struct *plock,
1007 struct blocking_lock_record *blr);
1008 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
1009 struct messaging_context *msg_ctx,
1010 struct byte_range_lock *br_lck,
1011 const struct lock_struct *plock);
1012 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
1013 struct byte_range_lock *br_lck,
1014 struct lock_struct *plock,
1015 struct blocking_lock_record *blr);
1016 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
1017 struct files_struct *fsp,
1018 struct lock_struct *plock);
1019 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
1020 struct files_struct *fsp,
1021 struct lock_struct *plock);
1022 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
1024 enum vfs_translate_direction direction,
1025 TALLOC_CTX *mem_ctx,
1026 char **mapped_name);
1027 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
1028 struct files_struct *fsp,
1032 const uint8_t *_in_data,
1034 uint8_t **_out_data,
1035 uint32_t max_out_len,
1037 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
1038 struct files_struct *fsp,
1039 uint32 security_info,
1040 struct security_descriptor **ppdesc);
1041 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
1043 uint32 security_info,
1044 struct security_descriptor **ppdesc);
1045 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
1046 struct files_struct *fsp,
1047 uint32 security_info_sent,
1048 const struct security_descriptor *psd);
1049 NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
1050 struct smb_filename *file,
1051 struct security_acl *sacl,
1052 uint32_t access_requested,
1053 uint32_t access_denied);
1054 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
1056 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
1057 struct files_struct *fsp, mode_t mode);
1058 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
1059 SMB_ACL_T theacl, int entry_id,
1060 SMB_ACL_ENTRY_T *entry_p);
1061 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
1062 SMB_ACL_ENTRY_T entry_d,
1063 SMB_ACL_TAG_T *tag_type_p);
1064 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
1065 SMB_ACL_ENTRY_T entry_d,
1066 SMB_ACL_PERMSET_T *permset_p);
1067 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
1068 SMB_ACL_ENTRY_T entry_d);
1069 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
1071 SMB_ACL_TYPE_T type);
1072 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
1073 struct files_struct *fsp);
1074 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
1075 SMB_ACL_PERMSET_T permset);
1076 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
1077 SMB_ACL_PERMSET_T permset,
1078 SMB_ACL_PERM_T perm);
1079 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
1080 SMB_ACL_T theacl, ssize_t *plen);
1081 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
1083 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
1084 SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
1085 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
1086 SMB_ACL_ENTRY_T entry,
1087 SMB_ACL_TAG_T tagtype);
1088 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
1089 SMB_ACL_ENTRY_T entry, void *qual);
1090 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
1091 SMB_ACL_ENTRY_T entry,
1092 SMB_ACL_PERMSET_T permset);
1093 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
1095 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
1096 const char *name, SMB_ACL_TYPE_T acltype,
1098 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
1099 struct files_struct *fsp, SMB_ACL_T theacl);
1100 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
1102 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
1103 SMB_ACL_PERMSET_T permset,
1104 SMB_ACL_PERM_T perm);
1105 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
1107 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
1108 SMB_ACL_T posix_acl);
1109 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
1110 void *qualifier, SMB_ACL_TAG_T tagtype);
1111 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
1112 const char *path, const char *name, void *value,
1114 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
1115 struct files_struct *fsp, const char *name,
1116 void *value, size_t size);
1117 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
1118 const char *path, char *list, size_t size);
1119 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
1120 const char *path, char *list, size_t size);
1121 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
1122 struct files_struct *fsp, char *list,
1124 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
1125 const char *path, const char *name);
1126 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
1127 struct files_struct *fsp, const char *name);
1128 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
1129 const char *name, const void *value, size_t size,
1131 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
1132 const char *name, const void *value, size_t size,
1134 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
1135 struct files_struct *fsp, const char *name,
1136 const void *value, size_t size, int flags);
1137 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
1138 struct files_struct *fsp);
1139 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
1140 const struct smb_filename *fname,
1141 SMB_STRUCT_STAT *sbuf);
1142 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,
1143 const struct smb_filename *fname);
1145 NTSTATUS smb_register_vfs(int version, const char *name,
1146 const struct vfs_fn_pointers *fns);
1147 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
1148 files_struct *fsp, size_t ext_size,
1149 void (*destroy_fn)(void *p_data));
1150 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1151 void vfs_remove_all_fsp_extensions(struct files_struct *fsp);
1152 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1153 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);