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 connection_struct *conn;
190 struct fd_handle *fh;
191 unsigned int num_smb_operations;
192 struct file_id file_id;
193 uint64_t initial_allocation_size; /* Faked up initial allocation on disk. */
196 struct write_cache *wcp;
197 struct timeval open_time;
198 uint32 access_mask; /* NTCreateX access bits (FILE_READ_DATA etc.) */
199 uint32 share_access; /* NTCreateX share constants (FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE). */
201 bool update_write_time_triggered;
202 struct timed_event *update_write_time_event;
203 bool update_write_time_on_close;
204 struct timespec close_write_time;
205 bool write_time_forced;
208 int sent_oplock_break;
209 struct timed_event *oplock_timeout;
210 struct lock_struct last_lock_failure;
211 int current_lock_count; /* Count the number of outstanding locks and pending locks. */
213 struct share_mode_entry *pending_break_messages;
214 int num_pending_break_messages;
221 bool aio_write_behind;
223 bool initial_delete_on_close; /* Only set at NTCreateX if file was created. */
224 bool delete_on_close;
227 struct smb_filename *fsp_name;
228 uint32_t name_hash; /* Jenkins hash of full pathname. */
230 struct vfs_fsp_data *vfs_extension;
231 struct fake_file_handle *fake_file_handle;
233 struct notify_change_buf *notify;
235 struct files_struct *base_fsp; /* placeholder for delete on close */
238 * Read-only cached brlock record, thrown away when the
239 * brlock.tdb seqnum changes. This avoids fetching data from
240 * the brlock.tdb on every read/write call.
243 struct byte_range_lock *brlock_rec;
245 struct dptr_struct *dptr;
247 /* if not NULL, means this is a print file */
248 struct print_file_data *print_file;
252 struct vuid_cache_entry {
253 struct auth_session_info *session_info;
259 unsigned int next_entry;
260 struct vuid_cache_entry array[VUID_CACHE_SIZE];
266 } name_compare_entry;
268 struct dfree_cached_info {
269 time_t last_dfree_time;
276 struct share_params {
280 typedef struct connection_struct {
281 struct connection_struct *next, *prev;
282 struct smbd_server_connection *sconn; /* can be NULL */
283 unsigned cnum; /* an index passed over the wire */
284 struct share_params *params;
286 struct vuid_cache vuid_cache;
289 bool read_only; /* Attributes for the current user of the share. */
290 uint32_t share_access;
291 /* Does this filesystem honor
292 sub second timestamps on files
293 and directories when setting time ? */
294 enum timestamp_set_resolution ts_res;
298 struct vfs_handle_struct *vfs_handles; /* for the new plugins */
301 * This represents the user information on this connection. Depending
302 * on the vuid using this tid, this might change per SMB request.
304 struct auth_session_info *session_info;
307 * If the "force group" parameter is set, this is the primary gid that
308 * may be used in the users token, depending on the vuid using this tid.
310 gid_t force_group_gid;
312 uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
315 time_t lastused_count;
317 unsigned int num_smb_operations; /* Count of smb operations on this tree. */
321 /* Semantics requested by the client or forced by the server config. */
324 bool short_case_preserve;
326 /* Semantics provided by the underlying filesystem. */
328 /* Device number of the directory of the share mount.
329 Used to ensure unique FileIndex returns. */
330 SMB_DEV_T base_share_dev;
332 name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
333 name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
334 name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
335 name_compare_entry *aio_write_behind_list; /* Per-share list of files to use aio write behind on. */
336 struct dfree_cached_info *dfree_info;
337 struct trans_state *pending_trans;
339 struct rpc_pipe_client *spoolss_pipe;
344 * Info about an alternate data stream
347 struct stream_struct {
353 #define VFS_FIND(__fn__) while (handle->fns->__fn__##_fn==NULL) { \
354 handle = handle->next; \
357 enum vfs_translate_direction {
358 vfs_translate_to_unix = 0,
359 vfs_translate_to_windows
362 enum vfs_fallocate_mode {
363 VFS_FALLOCATE_EXTEND_SIZE = 0,
364 VFS_FALLOCATE_KEEP_SIZE = 1
368 Available VFS operations. These values must be in sync with vfs_ops struct
369 (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
370 In particular, if new operations are added to vfs_ops, appropriate constants
371 should be added to vfs_op_type so that order of them kept same as in vfs_ops.
373 struct shadow_copy_data;
375 struct vfs_fn_pointers {
376 /* Disk operations */
378 int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
379 void (*disconnect_fn)(struct vfs_handle_struct *handle);
380 uint64_t (*disk_free_fn)(struct vfs_handle_struct *handle, const char *path, bool small_query, uint64_t *bsize,
381 uint64_t *dfree, uint64_t *dsize);
382 int (*get_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
383 int (*set_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
384 int (*get_shadow_copy_data_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels);
385 int (*statvfs_fn)(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf);
386 uint32_t (*fs_capabilities_fn)(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res);
389 * Note: that "struct dfs_GetDFSReferral *r"
390 * needs to be a valid TALLOC_CTX
392 NTSTATUS (*get_dfs_referrals_fn)(struct vfs_handle_struct *handle,
393 struct dfs_GetDFSReferral *r);
395 /* Directory operations */
397 DIR *(*opendir_fn)(struct vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attributes);
398 DIR *(*fdopendir_fn)(struct vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attributes);
399 struct dirent *(*readdir_fn)(struct vfs_handle_struct *handle,
401 SMB_STRUCT_STAT *sbuf);
402 void (*seekdir_fn)(struct vfs_handle_struct *handle, DIR *dirp, long offset);
403 long (*telldir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
404 void (*rewind_dir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
405 int (*mkdir_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
406 int (*rmdir_fn)(struct vfs_handle_struct *handle, const char *path);
407 int (*closedir_fn)(struct vfs_handle_struct *handle, DIR *dir);
408 void (*init_search_op_fn)(struct vfs_handle_struct *handle, DIR *dirp);
410 /* File operations */
412 int (*open_fn)(struct vfs_handle_struct *handle,
413 struct smb_filename *smb_fname, files_struct *fsp,
414 int flags, mode_t mode);
415 NTSTATUS (*create_file_fn)(struct vfs_handle_struct *handle,
416 struct smb_request *req,
417 uint16_t root_dir_fid,
418 struct smb_filename *smb_fname,
419 uint32_t access_mask,
420 uint32_t share_access,
421 uint32_t create_disposition,
422 uint32_t create_options,
423 uint32_t file_attributes,
424 uint32_t oplock_request,
425 uint64_t allocation_size,
426 uint32_t private_flags,
427 struct security_descriptor *sd,
428 struct ea_list *ea_list,
429 files_struct **result,
431 int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
432 ssize_t (*read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n);
433 ssize_t (*pread_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, off_t offset);
434 ssize_t (*write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n);
435 ssize_t (*pwrite_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, off_t offset);
436 off_t (*lseek_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset, int whence);
437 ssize_t (*sendfile_fn)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, off_t offset, size_t count);
438 ssize_t (*recvfile_fn)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, off_t offset, size_t count);
439 int (*rename_fn)(struct vfs_handle_struct *handle,
440 const struct smb_filename *smb_fname_src,
441 const struct smb_filename *smb_fname_dst);
442 int (*fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
443 int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
444 int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
445 int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
446 uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
447 int (*unlink_fn)(struct vfs_handle_struct *handle,
448 const struct smb_filename *smb_fname);
449 int (*chmod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
450 int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
451 int (*chown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
452 int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
453 int (*lchown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
454 int (*chdir_fn)(struct vfs_handle_struct *handle, const char *path);
455 char *(*getwd_fn)(struct vfs_handle_struct *handle);
456 int (*ntimes_fn)(struct vfs_handle_struct *handle,
457 const struct smb_filename *smb_fname,
458 struct smb_file_time *ft);
459 int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset);
460 int (*fallocate_fn)(struct vfs_handle_struct *handle,
461 struct files_struct *fsp,
462 enum vfs_fallocate_mode mode,
465 bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, off_t offset, off_t count, int type);
466 int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
467 uint32 share_mode, uint32_t access_mask);
468 int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
469 bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid);
470 int (*symlink_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
471 int (*readlink_fn)(struct vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz);
472 int (*link_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
473 int (*mknod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev);
474 char *(*realpath_fn)(struct vfs_handle_struct *handle, const char *path);
475 NTSTATUS (*notify_watch_fn)(struct vfs_handle_struct *handle,
476 struct sys_notify_context *ctx,
479 uint32_t *subdir_filter,
480 void (*callback)(struct sys_notify_context *ctx,
482 struct notify_event *ev),
485 int (*chflags_fn)(struct vfs_handle_struct *handle, const char *path, unsigned int flags);
486 struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
487 const SMB_STRUCT_STAT *sbuf);
489 NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
490 struct files_struct *fsp,
493 unsigned int *num_streams,
494 struct stream_struct **streams);
496 int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
502 const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
503 const char *filename);
505 NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
506 struct byte_range_lock *br_lck,
507 struct lock_struct *plock,
509 struct blocking_lock_record *blr);
511 bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
512 struct messaging_context *msg_ctx,
513 struct byte_range_lock *br_lck,
514 const struct lock_struct *plock);
516 bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
517 struct byte_range_lock *br_lck,
518 struct lock_struct *plock,
519 struct blocking_lock_record *blr);
521 bool (*strict_lock_fn)(struct vfs_handle_struct *handle,
522 struct files_struct *fsp,
523 struct lock_struct *plock);
525 void (*strict_unlock_fn)(struct vfs_handle_struct *handle,
526 struct files_struct *fsp,
527 struct lock_struct *plock);
529 NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
531 enum vfs_translate_direction direction,
535 NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
536 struct files_struct *fsp,
540 const uint8_t *_in_data,
543 uint32_t max_out_len,
546 /* NT ACL operations. */
548 NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
549 struct files_struct *fsp,
550 uint32 security_info,
551 struct security_descriptor **ppdesc);
552 NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
554 uint32 security_info,
555 struct security_descriptor **ppdesc);
556 NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
557 struct files_struct *fsp,
558 uint32 security_info_sent,
559 const struct security_descriptor *psd);
561 NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
562 struct smb_filename *file,
563 struct security_acl *sacl,
564 uint32_t access_requested,
565 uint32_t access_denied);
567 /* POSIX ACL operations. */
569 int (*chmod_acl_fn)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
570 int (*fchmod_acl_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
572 int (*sys_acl_get_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
573 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);
574 int (*sys_acl_get_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
575 void * (*sys_acl_get_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d);
576 SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type);
577 SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
578 int (*sys_acl_clear_perms_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset);
579 int (*sys_acl_add_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
580 char * (*sys_acl_to_text_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen);
581 SMB_ACL_T (*sys_acl_init_fn)(struct vfs_handle_struct *handle, int count);
582 int (*sys_acl_create_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
583 int (*sys_acl_set_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype);
584 int (*sys_acl_set_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual);
585 int (*sys_acl_set_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset);
586 int (*sys_acl_valid_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl );
587 int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
588 int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
589 int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle, const char *path);
590 int (*sys_acl_get_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
591 int (*sys_acl_free_text_fn)(struct vfs_handle_struct *handle, char *text);
592 int (*sys_acl_free_acl_fn)(struct vfs_handle_struct *handle, SMB_ACL_T posix_acl);
593 int (*sys_acl_free_qualifier_fn)(struct vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype);
596 ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
597 ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
598 ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
599 ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
600 int (*removexattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name);
601 int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
602 int (*setxattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
603 int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
606 int (*aio_read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
607 int (*aio_write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
608 ssize_t (*aio_return_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
609 int (*aio_cancel_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
610 int (*aio_error_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
611 int (*aio_fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb);
612 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);
613 bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
615 /* offline operations */
616 bool (*is_offline_fn)(struct vfs_handle_struct *handle,
617 const struct smb_filename *fname,
618 SMB_STRUCT_STAT *sbuf);
619 int (*set_offline_fn)(struct vfs_handle_struct *handle,
620 const struct smb_filename *fname);
624 VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
625 which describes all operations this module is willing to intercept.
626 VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
627 using this information.
630 typedef struct vfs_handle_struct {
631 struct vfs_handle_struct *next, *prev;
633 struct connection_struct *conn;
634 const struct vfs_fn_pointers *fns;
636 void (*free_data)(void **data);
640 typedef struct vfs_statvfs_struct {
641 /* For undefined recommended transfer size return -1 in that field */
642 uint32 OptimalTransferSize; /* bsize on some os, iosize on other os */
646 The next three fields are in terms of the block size.
647 (above). If block size is unknown, 4096 would be a
648 reasonable block size for a server to report.
649 Note that returning the blocks/blocksavail removes need
650 to make a second call (to QFSInfo level 0x103 to get this info.
651 UserBlockAvail is typically less than or equal to BlocksAvail,
652 if no distinction is made return the same value in each.
655 uint64_t TotalBlocks;
656 uint64_t BlocksAvail; /* bfree */
657 uint64_t UserBlocksAvail; /* bavail */
659 /* For undefined Node fields or FSID return -1 */
660 uint64_t TotalFileNodes;
661 uint64_t FreeFileNodes;
662 uint64_t FsIdentifier; /* fsid */
663 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
664 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
667 } vfs_statvfs_struct;
669 /* Add a new FSP extension of the given type. Returns a pointer to the
672 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn) \
673 vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
675 /* Return a pointer to the existing FSP extension data. */
676 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
677 vfs_fetch_fsp_extension(handle, (fsp))
679 /* Return the talloc context associated with an FSP extension. */
680 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
681 vfs_memctx_fsp_extension(handle, (fsp))
683 /* Remove and destroy an FSP extension. */
684 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
685 vfs_remove_fsp_extension((handle), (fsp))
687 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
688 if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
689 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
694 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
696 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
699 if ((handle)->free_data) { \
700 (handle)->free_data(&(handle)->data); \
702 (handle)->data = (void *)datap; \
703 (handle)->free_data = free_fn; \
707 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
708 if ((handle) && (handle)->free_data) { \
709 (handle)->free_data(&(handle)->data); \
713 /* Check whether module-specific data handle was already allocated or not */
714 #define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
716 #define SMB_VFS_OP(x) ((void *) x)
718 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
720 #include "vfs_macros.h"
722 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
723 const char *service, const char *user);
724 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
725 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
726 const char *path, bool small_query,
727 uint64_t *bsize, uint64_t *dfree,
729 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
730 enum SMB_QUOTA_TYPE qtype, unid_t id,
732 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
733 enum SMB_QUOTA_TYPE qtype, unid_t id,
735 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
736 struct files_struct *fsp,
737 struct shadow_copy_data *shadow_copy_data,
739 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
740 struct vfs_statvfs_struct *statbuf);
741 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
742 enum timestamp_set_resolution *p_ts_res);
744 * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
746 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
747 struct dfs_GetDFSReferral *r);
748 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
749 const char *fname, const char *mask,
751 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
752 struct files_struct *fsp,
755 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
757 SMB_STRUCT_STAT *sbuf);
758 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
759 DIR *dirp, long offset);
760 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
762 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
764 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
766 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path);
767 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
769 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
771 int smb_vfs_call_open(struct vfs_handle_struct *handle,
772 struct smb_filename *smb_fname, struct files_struct *fsp,
773 int flags, mode_t mode);
774 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
775 struct smb_request *req,
776 uint16_t root_dir_fid,
777 struct smb_filename *smb_fname,
778 uint32_t access_mask,
779 uint32_t share_access,
780 uint32_t create_disposition,
781 uint32_t create_options,
782 uint32_t file_attributes,
783 uint32_t oplock_request,
784 uint64_t allocation_size,
785 uint32_t private_flags,
786 struct security_descriptor *sd,
787 struct ea_list *ea_list,
788 files_struct **result,
790 int smb_vfs_call_close(struct vfs_handle_struct *handle,
791 struct files_struct *fsp);
792 ssize_t smb_vfs_call_read(struct vfs_handle_struct *handle,
793 struct files_struct *fsp, void *data, size_t n);
794 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
795 struct files_struct *fsp, void *data, size_t n,
797 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
798 struct files_struct *fsp, const void *data,
800 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
801 struct files_struct *fsp, const void *data,
802 size_t n, off_t offset);
803 off_t smb_vfs_call_lseek(struct vfs_handle_struct *handle,
804 struct files_struct *fsp, off_t offset,
806 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
807 files_struct *fromfsp, const DATA_BLOB *header,
808 off_t offset, size_t count);
809 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
810 files_struct *tofsp, off_t offset,
812 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
813 const struct smb_filename *smb_fname_src,
814 const struct smb_filename *smb_fname_dst);
815 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
816 struct files_struct *fsp);
817 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
818 struct smb_filename *smb_fname);
819 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
820 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
821 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
822 struct smb_filename *smb_filename);
823 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
824 struct files_struct *fsp,
825 const SMB_STRUCT_STAT *sbuf);
826 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
827 const struct smb_filename *smb_fname);
828 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
830 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
831 struct files_struct *fsp, mode_t mode);
832 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
833 uid_t uid, gid_t gid);
834 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
835 struct files_struct *fsp, uid_t uid, gid_t gid);
836 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
837 uid_t uid, gid_t gid);
838 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path);
839 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle);
840 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
841 const struct smb_filename *smb_fname,
842 struct smb_file_time *ft);
843 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
844 struct files_struct *fsp, off_t offset);
845 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
846 struct files_struct *fsp,
847 enum vfs_fallocate_mode mode,
850 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
851 struct files_struct *fsp, int op, off_t offset,
852 off_t count, int type);
853 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
854 struct files_struct *fsp, uint32 share_mode,
855 uint32_t access_mask);
856 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
857 struct files_struct *fsp, int leasetype);
858 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
859 struct files_struct *fsp, off_t *poffset,
860 off_t *pcount, int *ptype, pid_t *ppid);
861 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
862 const char *newpath);
863 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
864 const char *path, char *buf, size_t bufsiz);
865 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
866 const char *newpath);
867 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
868 mode_t mode, SMB_DEV_T dev);
869 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle, const char *path);
870 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
871 struct sys_notify_context *ctx,
874 uint32_t *subdir_filter,
875 void (*callback)(struct sys_notify_context *ctx,
877 struct notify_event *ev),
878 void *private_data, void *handle_p);
879 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
881 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
882 const SMB_STRUCT_STAT *sbuf);
883 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
884 struct files_struct *fsp,
887 unsigned int *num_streams,
888 struct stream_struct **streams);
889 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
890 const char *path, const char *name,
891 TALLOC_CTX *mem_ctx, char **found_name);
892 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
893 const char *filename);
894 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
895 struct byte_range_lock *br_lck,
896 struct lock_struct *plock,
898 struct blocking_lock_record *blr);
899 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
900 struct messaging_context *msg_ctx,
901 struct byte_range_lock *br_lck,
902 const struct lock_struct *plock);
903 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
904 struct byte_range_lock *br_lck,
905 struct lock_struct *plock,
906 struct blocking_lock_record *blr);
907 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
908 struct files_struct *fsp,
909 struct lock_struct *plock);
910 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
911 struct files_struct *fsp,
912 struct lock_struct *plock);
913 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
915 enum vfs_translate_direction direction,
918 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
919 struct files_struct *fsp,
923 const uint8_t *_in_data,
926 uint32_t max_out_len,
928 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
929 struct files_struct *fsp,
930 uint32 security_info,
931 struct security_descriptor **ppdesc);
932 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
934 uint32 security_info,
935 struct security_descriptor **ppdesc);
936 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
937 struct files_struct *fsp,
938 uint32 security_info_sent,
939 const struct security_descriptor *psd);
940 NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
941 struct smb_filename *file,
942 struct security_acl *sacl,
943 uint32_t access_requested,
944 uint32_t access_denied);
945 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
947 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
948 struct files_struct *fsp, mode_t mode);
949 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
950 SMB_ACL_T theacl, int entry_id,
951 SMB_ACL_ENTRY_T *entry_p);
952 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
953 SMB_ACL_ENTRY_T entry_d,
954 SMB_ACL_TAG_T *tag_type_p);
955 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
956 SMB_ACL_ENTRY_T entry_d,
957 SMB_ACL_PERMSET_T *permset_p);
958 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
959 SMB_ACL_ENTRY_T entry_d);
960 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
962 SMB_ACL_TYPE_T type);
963 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
964 struct files_struct *fsp);
965 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
966 SMB_ACL_PERMSET_T permset);
967 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
968 SMB_ACL_PERMSET_T permset,
969 SMB_ACL_PERM_T perm);
970 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
971 SMB_ACL_T theacl, ssize_t *plen);
972 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
974 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
975 SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
976 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
977 SMB_ACL_ENTRY_T entry,
978 SMB_ACL_TAG_T tagtype);
979 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
980 SMB_ACL_ENTRY_T entry, void *qual);
981 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
982 SMB_ACL_ENTRY_T entry,
983 SMB_ACL_PERMSET_T permset);
984 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
986 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
987 const char *name, SMB_ACL_TYPE_T acltype,
989 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
990 struct files_struct *fsp, SMB_ACL_T theacl);
991 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
993 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
994 SMB_ACL_PERMSET_T permset,
995 SMB_ACL_PERM_T perm);
996 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
998 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
999 SMB_ACL_T posix_acl);
1000 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
1001 void *qualifier, SMB_ACL_TAG_T tagtype);
1002 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
1003 const char *path, const char *name, void *value,
1005 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
1006 struct files_struct *fsp, const char *name,
1007 void *value, size_t size);
1008 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
1009 const char *path, char *list, size_t size);
1010 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
1011 const char *path, char *list, size_t size);
1012 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
1013 struct files_struct *fsp, char *list,
1015 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
1016 const char *path, const char *name);
1017 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
1018 struct files_struct *fsp, const char *name);
1019 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
1020 const char *name, const void *value, size_t size,
1022 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
1023 const char *name, const void *value, size_t size,
1025 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
1026 struct files_struct *fsp, const char *name,
1027 const void *value, size_t size, int flags);
1028 int smb_vfs_call_aio_read(struct vfs_handle_struct *handle,
1029 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
1030 int smb_vfs_call_aio_write(struct vfs_handle_struct *handle,
1031 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
1032 ssize_t smb_vfs_call_aio_return(struct vfs_handle_struct *handle,
1033 struct files_struct *fsp,
1034 SMB_STRUCT_AIOCB *aiocb);
1035 int smb_vfs_call_aio_cancel(struct vfs_handle_struct *handle,
1036 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
1037 int smb_vfs_call_aio_error(struct vfs_handle_struct *handle,
1038 struct files_struct *fsp,
1039 SMB_STRUCT_AIOCB *aiocb);
1040 int smb_vfs_call_aio_fsync(struct vfs_handle_struct *handle,
1041 struct files_struct *fsp, int op,
1042 SMB_STRUCT_AIOCB *aiocb);
1043 int smb_vfs_call_aio_suspend(struct vfs_handle_struct *handle,
1044 struct files_struct *fsp,
1045 const SMB_STRUCT_AIOCB * const aiocb[], int n,
1046 const struct timespec *timeout);
1047 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
1048 struct files_struct *fsp);
1049 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
1050 const struct smb_filename *fname,
1051 SMB_STRUCT_STAT *sbuf);
1052 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,
1053 const struct smb_filename *fname);