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_open0 *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. */
231 struct vfs_fsp_data *vfs_extension;
232 struct fake_file_handle *fake_file_handle;
234 struct notify_change_buf *notify;
236 struct files_struct *base_fsp; /* placeholder for delete on close */
239 * Read-only cached brlock record, thrown away when the
240 * brlock.tdb seqnum changes. This avoids fetching data from
241 * the brlock.tdb on every read/write call.
244 struct byte_range_lock *brlock_rec;
246 struct dptr_struct *dptr;
248 /* if not NULL, means this is a print file */
249 struct print_file_data *print_file;
253 struct vuid_cache_entry {
254 struct auth_session_info *session_info;
255 uint64_t vuid; /* SMB2 compat */
260 unsigned int next_entry;
261 struct vuid_cache_entry array[VUID_CACHE_SIZE];
267 } name_compare_entry;
269 struct dfree_cached_info {
270 time_t last_dfree_time;
277 struct share_params {
281 typedef struct connection_struct {
282 struct connection_struct *next, *prev;
283 struct smbd_server_connection *sconn; /* can be NULL */
284 struct smbXsrv_tcon0 *tcon; /* can be NULL */
285 uint32_t cnum; /* an index passed over the wire */
286 struct share_params *params;
288 struct vuid_cache vuid_cache;
291 bool read_only; /* Attributes for the current user of the share. */
292 uint32_t share_access;
293 /* Does this filesystem honor
294 sub second timestamps on files
295 and directories when setting time ? */
296 enum timestamp_set_resolution ts_res;
300 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
303 * This represents the user information on this connection. Depending
304 * on the vuid using this tid, this might change per SMB request.
306 struct auth_session_info *session_info;
309 * If the "force group" parameter is set, this is the primary gid that
310 * may be used in the users token, depending on the vuid using this tid.
312 gid_t force_group_gid;
314 uint64_t vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
317 time_t lastused_count;
319 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
323 /* Semantics requested by the client or forced by the server config. */
326 bool short_case_preserve;
328 /* Semantics provided by the underlying filesystem. */
330 /* Device number of the directory of the share mount.
331 Used to ensure unique FileIndex returns. */
332 SMB_DEV_T base_share_dev;
334 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
335 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
336 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
337 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
338 struct dfree_cached_info *dfree_info;
339 struct trans_state *pending_trans;
341 struct rpc_pipe_client *spoolss_pipe;
345 struct smbd_smb2_request;
346 struct privilege_paths;
352 uint64_t mid; /* For compatibility with SMB2. */
354 uint64_t vuid; /* For compatibility with SMB2. */
363 * Async handling in the main smb processing loop is directed by
364 * outbuf: reply_xxx routines indicate sync behaviour by putting their
365 * reply into "outbuf". If they leave it as NULL, they take care of it
366 * themselves, possibly later.
368 * If async handling is wanted, the reply_xxx routine must make sure
369 * that it talloc_move()s the smb_req somewhere else.
375 connection_struct *conn;
376 struct smbd_server_connection *sconn;
377 struct smb_perfcount_data pcd;
380 * Chained request handling
382 struct files_struct *chain_fsp;
385 * state information for async smb handling
390 * Back pointer to smb2 request.
392 struct smbd_smb2_request *smb2req;
395 * Pathnames used if request done
398 struct privilege_paths *priv_paths;
401 * Request list for chained requests, we're part of it.
403 struct smb_request **chain;
405 struct timeval request_time;
409 * Info about an alternate data stream
412 struct stream_struct {
419 struct smb_file_time {
420 struct timespec mtime;
421 struct timespec atime;
422 struct timespec ctime;
423 struct timespec create_time;
429 struct smb_filename {
432 char *original_lcomp;
436 #define VFS_FIND(__fn__) while (handle->fns->__fn__##_fn==NULL) { \
437 handle = handle->next; \
440 enum vfs_translate_direction {
441 vfs_translate_to_unix = 0,
442 vfs_translate_to_windows
445 enum vfs_fallocate_mode {
446 VFS_FALLOCATE_EXTEND_SIZE = 0,
447 VFS_FALLOCATE_KEEP_SIZE = 1
451 Available VFS operations. These values must be in sync with vfs_ops struct
452 (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
453 In particular, if new operations are added to vfs_ops, appropriate constants
454 should be added to vfs_op_type so that order of them kept same as in vfs_ops.
456 struct shadow_copy_data;
458 struct vfs_fn_pointers {
459 /* Disk operations */
461 int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
462 void (*disconnect_fn)(struct vfs_handle_struct *handle);
463 uint64_t (*disk_free_fn)(struct vfs_handle_struct *handle, const char *path, bool small_query, uint64_t *bsize,
464 uint64_t *dfree, uint64_t *dsize);
465 int (*get_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
466 int (*set_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
467 int (*get_shadow_copy_data_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels);
468 int (*statvfs_fn)(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf);
469 uint32_t (*fs_capabilities_fn)(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res);
472 * Note: that "struct dfs_GetDFSReferral *r"
473 * needs to be a valid TALLOC_CTX
475 NTSTATUS (*get_dfs_referrals_fn)(struct vfs_handle_struct *handle,
476 struct dfs_GetDFSReferral *r);
478 /* Directory operations */
480 DIR *(*opendir_fn)(struct vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attributes);
481 DIR *(*fdopendir_fn)(struct vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attributes);
482 struct dirent *(*readdir_fn)(struct vfs_handle_struct *handle,
484 SMB_STRUCT_STAT *sbuf);
485 void (*seekdir_fn)(struct vfs_handle_struct *handle, DIR *dirp, long offset);
486 long (*telldir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
487 void (*rewind_dir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
488 int (*mkdir_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
489 int (*rmdir_fn)(struct vfs_handle_struct *handle, const char *path);
490 int (*closedir_fn)(struct vfs_handle_struct *handle, DIR *dir);
491 void (*init_search_op_fn)(struct vfs_handle_struct *handle, DIR *dirp);
493 /* File operations */
495 int (*open_fn)(struct vfs_handle_struct *handle,
496 struct smb_filename *smb_fname, files_struct *fsp,
497 int flags, mode_t mode);
498 NTSTATUS (*create_file_fn)(struct vfs_handle_struct *handle,
499 struct smb_request *req,
500 uint16_t root_dir_fid,
501 struct smb_filename *smb_fname,
502 uint32_t access_mask,
503 uint32_t share_access,
504 uint32_t create_disposition,
505 uint32_t create_options,
506 uint32_t file_attributes,
507 uint32_t oplock_request,
508 uint64_t allocation_size,
509 uint32_t private_flags,
510 struct security_descriptor *sd,
511 struct ea_list *ea_list,
512 files_struct **result,
514 int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
515 ssize_t (*read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n);
516 ssize_t (*pread_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, off_t offset);
517 ssize_t (*write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n);
518 ssize_t (*pwrite_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, off_t offset);
519 off_t (*lseek_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset, int whence);
520 ssize_t (*sendfile_fn)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, off_t offset, size_t count);
521 ssize_t (*recvfile_fn)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, off_t offset, size_t count);
522 int (*rename_fn)(struct vfs_handle_struct *handle,
523 const struct smb_filename *smb_fname_src,
524 const struct smb_filename *smb_fname_dst);
525 int (*fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
526 int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
527 int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
528 int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
529 uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
530 int (*unlink_fn)(struct vfs_handle_struct *handle,
531 const struct smb_filename *smb_fname);
532 int (*chmod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
533 int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
534 int (*chown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
535 int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
536 int (*lchown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
537 int (*chdir_fn)(struct vfs_handle_struct *handle, const char *path);
538 char *(*getwd_fn)(struct vfs_handle_struct *handle);
539 int (*ntimes_fn)(struct vfs_handle_struct *handle,
540 const struct smb_filename *smb_fname,
541 struct smb_file_time *ft);
542 int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset);
543 int (*fallocate_fn)(struct vfs_handle_struct *handle,
544 struct files_struct *fsp,
545 enum vfs_fallocate_mode mode,
548 bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, off_t offset, off_t count, int type);
549 int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
550 uint32 share_mode, uint32_t access_mask);
551 int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
552 bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid);
553 int (*symlink_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
554 int (*readlink_fn)(struct vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz);
555 int (*link_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
556 int (*mknod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev);
557 char *(*realpath_fn)(struct vfs_handle_struct *handle, const char *path);
558 NTSTATUS (*notify_watch_fn)(struct vfs_handle_struct *handle,
559 struct sys_notify_context *ctx,
562 uint32_t *subdir_filter,
563 void (*callback)(struct sys_notify_context *ctx,
565 struct notify_event *ev),
568 int (*chflags_fn)(struct vfs_handle_struct *handle, const char *path, unsigned int flags);
569 struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
570 const SMB_STRUCT_STAT *sbuf);
572 NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
573 struct files_struct *fsp,
576 unsigned int *num_streams,
577 struct stream_struct **streams);
579 int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
585 const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
586 const char *filename);
588 NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
589 struct byte_range_lock *br_lck,
590 struct lock_struct *plock,
592 struct blocking_lock_record *blr);
594 bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
595 struct messaging_context *msg_ctx,
596 struct byte_range_lock *br_lck,
597 const struct lock_struct *plock);
599 bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
600 struct byte_range_lock *br_lck,
601 struct lock_struct *plock,
602 struct blocking_lock_record *blr);
604 bool (*strict_lock_fn)(struct vfs_handle_struct *handle,
605 struct files_struct *fsp,
606 struct lock_struct *plock);
608 void (*strict_unlock_fn)(struct vfs_handle_struct *handle,
609 struct files_struct *fsp,
610 struct lock_struct *plock);
612 NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
614 enum vfs_translate_direction direction,
618 NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
619 struct files_struct *fsp,
623 const uint8_t *_in_data,
626 uint32_t max_out_len,
629 /* NT ACL operations. */
631 NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
632 struct files_struct *fsp,
633 uint32 security_info,
634 struct security_descriptor **ppdesc);
635 NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
637 uint32 security_info,
638 struct security_descriptor **ppdesc);
639 NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
640 struct files_struct *fsp,
641 uint32 security_info_sent,
642 const struct security_descriptor *psd);
644 NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
645 struct smb_filename *file,
646 struct security_acl *sacl,
647 uint32_t access_requested,
648 uint32_t access_denied);
650 /* POSIX ACL operations. */
652 int (*chmod_acl_fn)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
653 int (*fchmod_acl_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
655 int (*sys_acl_get_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
656 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);
657 int (*sys_acl_get_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
658 void * (*sys_acl_get_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d);
659 SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type);
660 SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
661 int (*sys_acl_clear_perms_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset);
662 int (*sys_acl_add_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
663 char * (*sys_acl_to_text_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen);
664 SMB_ACL_T (*sys_acl_init_fn)(struct vfs_handle_struct *handle, int count);
665 int (*sys_acl_create_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
666 int (*sys_acl_set_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype);
667 int (*sys_acl_set_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual);
668 int (*sys_acl_set_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset);
669 int (*sys_acl_valid_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl );
670 int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
671 int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
672 int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle, const char *path);
673 int (*sys_acl_get_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
674 int (*sys_acl_free_text_fn)(struct vfs_handle_struct *handle, char *text);
675 int (*sys_acl_free_acl_fn)(struct vfs_handle_struct *handle, SMB_ACL_T posix_acl);
676 int (*sys_acl_free_qualifier_fn)(struct vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype);
679 ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
680 ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
681 ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
682 ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
683 int (*removexattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name);
684 int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
685 int (*setxattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
686 int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
689 int (*aio_read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
690 int (*aio_write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
691 ssize_t (*aio_return_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
692 int (*aio_cancel_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
693 int (*aio_error_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
694 int (*aio_fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb);
695 int (*aio_suspend_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *timeout);
696 bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
698 /* offline operations */
699 bool (*is_offline_fn)(struct vfs_handle_struct *handle,
700 const struct smb_filename *fname,
701 SMB_STRUCT_STAT *sbuf);
702 int (*set_offline_fn)(struct vfs_handle_struct *handle,
703 const struct smb_filename *fname);
707 VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
708 which describes all operations this module is willing to intercept.
709 VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
710 using this information.
713 typedef struct vfs_handle_struct {
714 struct vfs_handle_struct *next, *prev;
716 struct connection_struct *conn;
717 const struct vfs_fn_pointers *fns;
719 void (*free_data)(void **data);
723 typedef struct vfs_statvfs_struct {
724 /* For undefined recommended transfer size return -1 in that field */
725 uint32 OptimalTransferSize; /* bsize on some os, iosize on other os */
729 The next three fields are in terms of the block size.
730 (above). If block size is unknown, 4096 would be a
731 reasonable block size for a server to report.
732 Note that returning the blocks/blocksavail removes need
733 to make a second call (to QFSInfo level 0x103 to get this info.
734 UserBlockAvail is typically less than or equal to BlocksAvail,
735 if no distinction is made return the same value in each.
738 uint64_t TotalBlocks;
739 uint64_t BlocksAvail; /* bfree */
740 uint64_t UserBlocksAvail; /* bavail */
742 /* For undefined Node fields or FSID return -1 */
743 uint64_t TotalFileNodes;
744 uint64_t FreeFileNodes;
745 uint64_t FsIdentifier; /* fsid */
746 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
747 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
750 } vfs_statvfs_struct;
752 /* Add a new FSP extension of the given type. Returns a pointer to the
755 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn) \
756 vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
758 /* Return a pointer to the existing FSP extension data. */
759 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
760 vfs_fetch_fsp_extension(handle, (fsp))
762 /* Return the talloc context associated with an FSP extension. */
763 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
764 vfs_memctx_fsp_extension(handle, (fsp))
766 /* Remove and destroy an FSP extension. */
767 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
768 vfs_remove_fsp_extension((handle), (fsp))
770 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
771 if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
772 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
777 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
779 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
782 if ((handle)->free_data) { \
783 (handle)->free_data(&(handle)->data); \
785 (handle)->data = (void *)datap; \
786 (handle)->free_data = free_fn; \
790 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
791 if ((handle) && (handle)->free_data) { \
792 (handle)->free_data(&(handle)->data); \
796 /* Check whether module-specific data handle was already allocated or not */
797 #define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
799 #define SMB_VFS_OP(x) ((void *) x)
801 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
803 #include "vfs_macros.h"
805 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
806 const char *service, const char *user);
807 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
808 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
809 const char *path, bool small_query,
810 uint64_t *bsize, uint64_t *dfree,
812 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
813 enum SMB_QUOTA_TYPE qtype, unid_t id,
815 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
816 enum SMB_QUOTA_TYPE qtype, unid_t id,
818 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
819 struct files_struct *fsp,
820 struct shadow_copy_data *shadow_copy_data,
822 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
823 struct vfs_statvfs_struct *statbuf);
824 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
825 enum timestamp_set_resolution *p_ts_res);
827 * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
829 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
830 struct dfs_GetDFSReferral *r);
831 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
832 const char *fname, const char *mask,
834 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
835 struct files_struct *fsp,
838 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
840 SMB_STRUCT_STAT *sbuf);
841 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
842 DIR *dirp, long offset);
843 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
845 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
847 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
849 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path);
850 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
852 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
854 int smb_vfs_call_open(struct vfs_handle_struct *handle,
855 struct smb_filename *smb_fname, struct files_struct *fsp,
856 int flags, mode_t mode);
857 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
858 struct smb_request *req,
859 uint16_t root_dir_fid,
860 struct smb_filename *smb_fname,
861 uint32_t access_mask,
862 uint32_t share_access,
863 uint32_t create_disposition,
864 uint32_t create_options,
865 uint32_t file_attributes,
866 uint32_t oplock_request,
867 uint64_t allocation_size,
868 uint32_t private_flags,
869 struct security_descriptor *sd,
870 struct ea_list *ea_list,
871 files_struct **result,
873 int smb_vfs_call_close(struct vfs_handle_struct *handle,
874 struct files_struct *fsp);
875 ssize_t smb_vfs_call_read(struct vfs_handle_struct *handle,
876 struct files_struct *fsp, void *data, size_t n);
877 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
878 struct files_struct *fsp, void *data, size_t n,
880 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
881 struct files_struct *fsp, const void *data,
883 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
884 struct files_struct *fsp, const void *data,
885 size_t n, off_t offset);
886 off_t smb_vfs_call_lseek(struct vfs_handle_struct *handle,
887 struct files_struct *fsp, off_t offset,
889 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
890 files_struct *fromfsp, const DATA_BLOB *header,
891 off_t offset, size_t count);
892 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
893 files_struct *tofsp, off_t offset,
895 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
896 const struct smb_filename *smb_fname_src,
897 const struct smb_filename *smb_fname_dst);
898 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
899 struct files_struct *fsp);
900 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
901 struct smb_filename *smb_fname);
902 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
903 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
904 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
905 struct smb_filename *smb_filename);
906 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
907 struct files_struct *fsp,
908 const SMB_STRUCT_STAT *sbuf);
909 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
910 const struct smb_filename *smb_fname);
911 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
913 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
914 struct files_struct *fsp, mode_t mode);
915 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
916 uid_t uid, gid_t gid);
917 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
918 struct files_struct *fsp, uid_t uid, gid_t gid);
919 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
920 uid_t uid, gid_t gid);
921 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path);
922 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle);
923 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
924 const struct smb_filename *smb_fname,
925 struct smb_file_time *ft);
926 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
927 struct files_struct *fsp, off_t offset);
928 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
929 struct files_struct *fsp,
930 enum vfs_fallocate_mode mode,
933 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
934 struct files_struct *fsp, int op, off_t offset,
935 off_t count, int type);
936 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
937 struct files_struct *fsp, uint32 share_mode,
938 uint32_t access_mask);
939 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
940 struct files_struct *fsp, int leasetype);
941 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
942 struct files_struct *fsp, off_t *poffset,
943 off_t *pcount, int *ptype, pid_t *ppid);
944 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
945 const char *newpath);
946 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
947 const char *path, char *buf, size_t bufsiz);
948 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
949 const char *newpath);
950 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
951 mode_t mode, SMB_DEV_T dev);
952 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle, const char *path);
953 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
954 struct sys_notify_context *ctx,
957 uint32_t *subdir_filter,
958 void (*callback)(struct sys_notify_context *ctx,
960 struct notify_event *ev),
961 void *private_data, void *handle_p);
962 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
964 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
965 const SMB_STRUCT_STAT *sbuf);
966 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
967 struct files_struct *fsp,
970 unsigned int *num_streams,
971 struct stream_struct **streams);
972 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
973 const char *path, const char *name,
974 TALLOC_CTX *mem_ctx, char **found_name);
975 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
976 const char *filename);
977 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
978 struct byte_range_lock *br_lck,
979 struct lock_struct *plock,
981 struct blocking_lock_record *blr);
982 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
983 struct messaging_context *msg_ctx,
984 struct byte_range_lock *br_lck,
985 const struct lock_struct *plock);
986 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
987 struct byte_range_lock *br_lck,
988 struct lock_struct *plock,
989 struct blocking_lock_record *blr);
990 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
991 struct files_struct *fsp,
992 struct lock_struct *plock);
993 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
994 struct files_struct *fsp,
995 struct lock_struct *plock);
996 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
998 enum vfs_translate_direction direction,
1000 char **mapped_name);
1001 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
1002 struct files_struct *fsp,
1006 const uint8_t *_in_data,
1008 uint8_t **_out_data,
1009 uint32_t max_out_len,
1011 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
1012 struct files_struct *fsp,
1013 uint32 security_info,
1014 struct security_descriptor **ppdesc);
1015 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
1017 uint32 security_info,
1018 struct security_descriptor **ppdesc);
1019 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
1020 struct files_struct *fsp,
1021 uint32 security_info_sent,
1022 const struct security_descriptor *psd);
1023 NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
1024 struct smb_filename *file,
1025 struct security_acl *sacl,
1026 uint32_t access_requested,
1027 uint32_t access_denied);
1028 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
1030 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
1031 struct files_struct *fsp, mode_t mode);
1032 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
1033 SMB_ACL_T theacl, int entry_id,
1034 SMB_ACL_ENTRY_T *entry_p);
1035 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
1036 SMB_ACL_ENTRY_T entry_d,
1037 SMB_ACL_TAG_T *tag_type_p);
1038 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
1039 SMB_ACL_ENTRY_T entry_d,
1040 SMB_ACL_PERMSET_T *permset_p);
1041 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
1042 SMB_ACL_ENTRY_T entry_d);
1043 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
1045 SMB_ACL_TYPE_T type);
1046 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
1047 struct files_struct *fsp);
1048 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
1049 SMB_ACL_PERMSET_T permset);
1050 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
1051 SMB_ACL_PERMSET_T permset,
1052 SMB_ACL_PERM_T perm);
1053 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
1054 SMB_ACL_T theacl, ssize_t *plen);
1055 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
1057 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
1058 SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
1059 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
1060 SMB_ACL_ENTRY_T entry,
1061 SMB_ACL_TAG_T tagtype);
1062 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
1063 SMB_ACL_ENTRY_T entry, void *qual);
1064 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
1065 SMB_ACL_ENTRY_T entry,
1066 SMB_ACL_PERMSET_T permset);
1067 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
1069 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
1070 const char *name, SMB_ACL_TYPE_T acltype,
1072 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
1073 struct files_struct *fsp, SMB_ACL_T theacl);
1074 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
1076 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
1077 SMB_ACL_PERMSET_T permset,
1078 SMB_ACL_PERM_T perm);
1079 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
1081 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
1082 SMB_ACL_T posix_acl);
1083 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
1084 void *qualifier, SMB_ACL_TAG_T tagtype);
1085 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
1086 const char *path, const char *name, void *value,
1088 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
1089 struct files_struct *fsp, const char *name,
1090 void *value, size_t size);
1091 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
1092 const char *path, char *list, size_t size);
1093 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
1094 const char *path, char *list, size_t size);
1095 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
1096 struct files_struct *fsp, char *list,
1098 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
1099 const char *path, const char *name);
1100 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
1101 struct files_struct *fsp, const char *name);
1102 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
1103 const char *name, const void *value, size_t size,
1105 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
1106 const char *name, const void *value, size_t size,
1108 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
1109 struct files_struct *fsp, const char *name,
1110 const void *value, size_t size, int flags);
1111 int smb_vfs_call_aio_read(struct vfs_handle_struct *handle,
1112 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
1113 int smb_vfs_call_aio_write(struct vfs_handle_struct *handle,
1114 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
1115 ssize_t smb_vfs_call_aio_return(struct vfs_handle_struct *handle,
1116 struct files_struct *fsp,
1117 SMB_STRUCT_AIOCB *aiocb);
1118 int smb_vfs_call_aio_cancel(struct vfs_handle_struct *handle,
1119 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
1120 int smb_vfs_call_aio_error(struct vfs_handle_struct *handle,
1121 struct files_struct *fsp,
1122 SMB_STRUCT_AIOCB *aiocb);
1123 int smb_vfs_call_aio_fsync(struct vfs_handle_struct *handle,
1124 struct files_struct *fsp, int op,
1125 SMB_STRUCT_AIOCB *aiocb);
1126 int smb_vfs_call_aio_suspend(struct vfs_handle_struct *handle,
1127 struct files_struct *fsp,
1128 const SMB_STRUCT_AIOCB * const aiocb[], int n,
1129 const struct timespec *timeout);
1130 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
1131 struct files_struct *fsp);
1132 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
1133 const struct smb_filename *fname,
1134 SMB_STRUCT_STAT *sbuf);
1135 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,
1136 const struct smb_filename *fname);
1138 NTSTATUS smb_register_vfs(int version, const char *name,
1139 const struct vfs_fn_pointers *fns);
1140 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
1141 files_struct *fsp, size_t ext_size,
1142 void (*destroy_fn)(void *p_data));
1143 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1144 void vfs_remove_all_fsp_extensions(struct files_struct *fsp);
1145 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1146 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);