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
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 This work was sponsored by Optifacio Software Services, Inc.
28 /* Avoid conflict with an AIX include file */
35 * As we're now (thanks Andrew ! :-) using file_structs and connection
36 * structs in the vfs - then anyone writing a vfs must include includes.h...
40 * This next constant specifies the version number of the VFS interface
41 * this smbd will load. Increment this if *ANY* changes are made to the
44 * If you change anything here, please also update modules/vfs_full_audit.c.
48 /* Changed to version 2 for CIFS UNIX extensions (mknod and link added). JRA. */
49 /* Changed to version 3 for POSIX acl extensions. JRA. */
50 /* Changed to version 4 for cascaded VFS interface. Alexander Bokovoy. */
51 /* Changed to version 5 for sendfile addition. JRA. */
52 /* Changed to version 6 for the new module system, fixed cascading and quota functions. --metze */
53 /* Changed to version 7 to include the get_nt_acl info parameter. JRA. */
54 /* Changed to version 8 includes EA calls. JRA. */
55 /* Changed to version 9 to include the get_shadow_data call. --metze */
56 /* Changed to version 10 to include pread/pwrite calls. */
57 /* Changed to version 11 to include seekdir/telldir/rewinddir calls. JRA */
58 /* Changed to version 12 to add mask and attributes to opendir(). JRA
59 Also include aio calls. JRA. */
60 /* Changed to version 13 as the internal structure of files_struct has changed. JRA */
61 /* Changed to version 14 as we had to change DIR to SMB_STRUCT_DIR. JRA */
62 /* Changed to version 15 as we added the statvfs call. JRA */
63 /* Changed to version 16 as we added the getlock call. JRA */
64 /* Changed to version 17 as we removed redundant connection_struct parameters. --jpeach */
65 /* Changed to version 18 to add fsp parameter to the open call -- jpeach
66 Also include kernel_flock call - jmcd */
67 /* Changed to version 19, kernel change notify has been merged
68 Also included linux setlease call - jmcd */
69 /* Changed to version 20, use ntimes call instead of utime (greater
70 * timestamp resolition. JRA. */
71 /* Changed to version21 to add chflags operation -- jpeach */
72 /* Changed to version22 to add lchown operation -- jra */
73 /* Leave at 22 - not yet released. But change set_nt_acl to return an NTSTATUS. jra. */
74 /* Leave at 22 - not yet released. Add file_id_create operation. --metze */
75 /* Leave at 22 - not yet released. Change all BOOL parameters (int) to bool. jra. */
76 /* Leave at 22 - not yet released. Added recvfile. */
77 /* Leave at 22 - not yet released. Change get_nt_acl to return NTSTATUS - vl */
78 /* Leave at 22 - not yet released. Change get_nt_acl to *not* take a
79 * files_struct. - obnox.*/
80 /* Leave at 22 - not yet released. Remove parameter fd from fget_nt_acl. - obnox */
81 /* Leave at 22 - not yet released. Remove parameter fd from gset_nt_acl. - obnox */
82 /* Leave at 22 - not yet released. Remove parameter fd from pread. - obnox */
83 /* Leave at 22 - not yet released. Remove parameter fd from pwrite. - obnox */
84 /* Leave at 22 - not yet released. Remove parameter fd from lseek. - obnox */
85 /* Leave at 22 - not yet released. Remove parameter fd from fsync. - obnox */
86 /* Leave at 22 - not yet released. Remove parameter fd from fstat. - obnox */
87 /* Leave at 22 - not yet released. Remove parameter fd from fchmod. - obnox */
88 /* Leave at 22 - not yet released. Remove parameter fd from fchown. - obnox */
89 /* Leave at 22 - not yet released. Remove parameter fd from ftruncate. - obnox */
90 /* Leave at 22 - not yet released. Remove parameter fd from lock. - obnox */
91 /* Leave at 22 - not yet released. Remove parameter fd from kernel_flock. - obnox */
92 /* Leave at 22 - not yet released. Remove parameter fd from linux_setlease. - obnox */
93 /* Leave at 22 - not yet released. Remove parameter fd from getlock. - obnox */
94 /* Leave at 22 - not yet released. Remove parameter fd from sys_acl_get_fd. - obnox */
95 /* Leave at 22 - not yet released. Remove parameter fd from fchmod_acl. - obnox */
96 /* Leave at 22 - not yet released. Remove parameter fd from sys_acl_set_fd. - obnox */
97 /* Leave at 22 - not yet released. Remove parameter fd from fgetxattr. - obnox */
98 /* Leave at 22 - not yet released. Remove parameter fd from flistxattr. - obnox */
99 /* Leave at 22 - not yet released. Remove parameter fd from fremovexattr. - obnox */
100 /* Leave at 22 - not yet released. Remove parameter fd from fsetxattr. - obnox */
101 /* Leave at 22 - not yet released. Remove parameter fd from aio_cancel. - obnox */
102 /* Leave at 22 - not yet released. Remove parameter fd from read. - obnox */
103 /* Leave at 22 - not yet released. Remove parameter fd from write. - obnox */
104 /* Leave at 22 - not yet released. Remove parameter fromfd from sendfile. - obnox */
105 /* Leave at 22 - not yet released. Remove parameter fromfd from recvfile. - obnox */
106 /* Leave at 22 - not yet released. Additional change: add operations for offline files -- ab */
107 /* Leave at 22 - not yet released. Add the streaminfo call. -- jpeach, vl */
108 /* Leave at 22 - not yet released. Remove parameter fd from close_fn. - obnox */
109 /* Changed to version 23 - remove set_nt_acl call. This can only be done via an
111 /* Changed to version 24 - make security descriptor const in fset_nt_acl. JRA. */
112 /* Changed to version 25 - Jelmer's change from SMB_BIG_UINT to uint64_t. */
113 /* Leave at 25 - not yet released. Add create_file call. -- tprouty. */
114 /* Leave at 25 - not yet released. Add create time to ntimes. -- tstecher. */
115 /* Leave at 25 - not yet released. Add get_alloc_size call. -- tprouty. */
116 /* Leave at 25 - not yet released. Add SMB_STRUCT_STAT to readdir. - sdann */
117 /* Leave at 25 - not yet released. Add init_search_op call. - sdann */
118 /* Leave at 25 - not yet released. Add locking calls. -- zkirsch. */
119 /* Leave at 25 - not yet released. Add strict locking calls. -- drichards. */
120 /* Changed to version 26 - Plumb struct smb_filename to SMB_VFS_CREATE_FILE,
121 SMB_VFS_OPEN, SMB_VFS_STAT, SMB_VFS_LSTAT,
122 SMB_VFS_RENAME, SMB_VFS_UNLINK, SMB_VFS_NTIMES. */
124 #define SMB_VFS_INTERFACE_VERSION 26
127 /* to bug old modules which are trying to compile with the old functions */
128 #define vfs_init __ERROR_please_port_this_module_to_SMB_VFS_INTERFACE_VERSION_8_donot_use_vfs_init_anymore(void) { __ERROR_please_port_this_module_to_SMB_VFS_INTERFACE_VERSION_8_donot_use_vfs_init_anymore };
129 #define lp_parm_string __ERROR_please_port_lp_parm_string_to_lp_parm_const_string_or_lp_parm_talloc_string { \
130 __ERROR_please_port_lp_parm_string_to_lp_parm_const_string_or_lp_parm_talloc_string };
131 #define lp_vfs_options __ERROR_please_donot_use_lp_vfs_options_anymore_use_lp_parm_xxxx_functions_instead { \
132 __ERROR_please_donot_use_lp_vfs_options_anymore_use_lp_parm_xxxx_functions_instead };
135 All intercepted VFS operations must be declared as static functions inside module source
136 in order to keep smbd namespace unpolluted. See source of audit, extd_audit, fake_perms and recycle
137 example VFS modules for more details.
140 /* VFS operations structure */
142 struct vfs_handle_struct;
143 struct connection_struct;
145 struct security_descriptor;
146 struct vfs_statvfs_struct;
149 struct smb_file_time;
150 struct blocking_lock_record;
153 #define VFS_FIND(__fn__) while (handle->fns->__fn__==NULL) { \
154 handle = handle->next; \
158 Available VFS operations. These values must be in sync with vfs_ops struct
159 (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
160 In particular, if new operations are added to vfs_ops, appropriate constants
161 should be added to vfs_op_type so that order of them kept same as in vfs_ops.
164 typedef enum _vfs_op_type {
165 SMB_VFS_OP_NOOP = -1,
167 /* Disk operations */
169 SMB_VFS_OP_CONNECT = 0,
170 SMB_VFS_OP_DISCONNECT,
171 SMB_VFS_OP_DISK_FREE,
172 SMB_VFS_OP_GET_QUOTA,
173 SMB_VFS_OP_SET_QUOTA,
174 SMB_VFS_OP_GET_SHADOW_COPY_DATA,
176 SMB_VFS_OP_FS_CAPABILITIES,
178 /* Directory operations */
184 SMB_VFS_OP_REWINDDIR,
188 SMB_VFS_OP_INIT_SEARCH_OP,
190 /* File operations */
193 SMB_VFS_OP_CREATE_FILE,
207 SMB_VFS_OP_GET_ALLOC_SIZE,
217 SMB_VFS_OP_FTRUNCATE,
219 SMB_VFS_OP_KERNEL_FLOCK,
220 SMB_VFS_OP_LINUX_SETLEASE,
227 SMB_VFS_OP_NOTIFY_WATCH,
229 SMB_VFS_OP_FILE_ID_CREATE,
230 SMB_VFS_OP_STREAMINFO,
231 SMB_VFS_OP_GET_REAL_FILENAME,
232 SMB_VFS_OP_CONNECTPATH,
233 SMB_VFS_OP_BRL_LOCK_WINDOWS,
234 SMB_VFS_OP_BRL_UNLOCK_WINDOWS,
235 SMB_VFS_OP_BRL_CANCEL_WINDOWS,
236 SMB_VFS_OP_STRICT_LOCK,
237 SMB_VFS_OP_STRICT_UNLOCK,
239 /* NT ACL operations. */
241 SMB_VFS_OP_FGET_NT_ACL,
242 SMB_VFS_OP_GET_NT_ACL,
243 SMB_VFS_OP_FSET_NT_ACL,
245 /* POSIX ACL operations. */
247 SMB_VFS_OP_CHMOD_ACL,
248 SMB_VFS_OP_FCHMOD_ACL,
250 SMB_VFS_OP_SYS_ACL_GET_ENTRY,
251 SMB_VFS_OP_SYS_ACL_GET_TAG_TYPE,
252 SMB_VFS_OP_SYS_ACL_GET_PERMSET,
253 SMB_VFS_OP_SYS_ACL_GET_QUALIFIER,
254 SMB_VFS_OP_SYS_ACL_GET_FILE,
255 SMB_VFS_OP_SYS_ACL_GET_FD,
256 SMB_VFS_OP_SYS_ACL_CLEAR_PERMS,
257 SMB_VFS_OP_SYS_ACL_ADD_PERM,
258 SMB_VFS_OP_SYS_ACL_TO_TEXT,
259 SMB_VFS_OP_SYS_ACL_INIT,
260 SMB_VFS_OP_SYS_ACL_CREATE_ENTRY,
261 SMB_VFS_OP_SYS_ACL_SET_TAG_TYPE,
262 SMB_VFS_OP_SYS_ACL_SET_QUALIFIER,
263 SMB_VFS_OP_SYS_ACL_SET_PERMSET,
264 SMB_VFS_OP_SYS_ACL_VALID,
265 SMB_VFS_OP_SYS_ACL_SET_FILE,
266 SMB_VFS_OP_SYS_ACL_SET_FD,
267 SMB_VFS_OP_SYS_ACL_DELETE_DEF_FILE,
268 SMB_VFS_OP_SYS_ACL_GET_PERM,
269 SMB_VFS_OP_SYS_ACL_FREE_TEXT,
270 SMB_VFS_OP_SYS_ACL_FREE_ACL,
271 SMB_VFS_OP_SYS_ACL_FREE_QUALIFIER,
275 SMB_VFS_OP_LGETXATTR,
276 SMB_VFS_OP_FGETXATTR,
277 SMB_VFS_OP_LISTXATTR,
278 SMB_VFS_OP_LLISTXATTR,
279 SMB_VFS_OP_FLISTXATTR,
280 SMB_VFS_OP_REMOVEXATTR,
281 SMB_VFS_OP_LREMOVEXATTR,
282 SMB_VFS_OP_FREMOVEXATTR,
284 SMB_VFS_OP_LSETXATTR,
285 SMB_VFS_OP_FSETXATTR,
289 SMB_VFS_OP_AIO_WRITE,
290 SMB_VFS_OP_AIO_RETURN,
291 SMB_VFS_OP_AIO_CANCEL,
292 SMB_VFS_OP_AIO_ERROR,
293 SMB_VFS_OP_AIO_FSYNC,
294 SMB_VFS_OP_AIO_SUSPEND,
295 SMB_VFS_OP_AIO_FORCE,
297 /* offline operations */
298 SMB_VFS_OP_IS_OFFLINE,
299 SMB_VFS_OP_SET_OFFLINE,
301 /* This should always be last enum value */
306 struct vfs_fn_pointers {
307 /* Disk operations */
309 int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
310 void (*disconnect)(struct vfs_handle_struct *handle);
311 uint64_t (*disk_free)(struct vfs_handle_struct *handle, const char *path, bool small_query, uint64_t *bsize,
312 uint64_t *dfree, uint64_t *dsize);
313 int (*get_quota)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
314 int (*set_quota)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
315 int (*get_shadow_copy_data)(struct vfs_handle_struct *handle, struct files_struct *fsp, SHADOW_COPY_DATA *shadow_copy_data, bool labels);
316 int (*statvfs)(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf);
317 uint32_t (*fs_capabilities)(struct vfs_handle_struct *handle);
319 /* Directory operations */
321 SMB_STRUCT_DIR *(*opendir)(struct vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attributes);
322 SMB_STRUCT_DIRENT *(*readdir)(struct vfs_handle_struct *handle,
323 SMB_STRUCT_DIR *dirp,
324 SMB_STRUCT_STAT *sbuf);
325 void (*seekdir)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp, long offset);
326 long (*telldir)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp);
327 void (*rewind_dir)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp);
328 int (*mkdir)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
329 int (*rmdir)(struct vfs_handle_struct *handle, const char *path);
330 int (*closedir)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dir);
331 void (*init_search_op)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp);
333 /* File operations */
335 int (*open)(struct vfs_handle_struct *handle,
336 struct smb_filename *smb_fname, files_struct *fsp,
337 int flags, mode_t mode);
338 NTSTATUS (*create_file)(struct vfs_handle_struct *handle,
339 struct smb_request *req,
340 uint16_t root_dir_fid,
341 struct smb_filename *smb_fname,
342 uint32_t access_mask,
343 uint32_t share_access,
344 uint32_t create_disposition,
345 uint32_t create_options,
346 uint32_t file_attributes,
347 uint32_t oplock_request,
348 uint64_t allocation_size,
349 struct security_descriptor *sd,
350 struct ea_list *ea_list,
351 files_struct **result,
353 int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
354 ssize_t (*vfs_read)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n);
355 ssize_t (*pread)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, SMB_OFF_T offset);
356 ssize_t (*write)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n);
357 ssize_t (*pwrite)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, SMB_OFF_T offset);
358 SMB_OFF_T (*lseek)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_OFF_T offset, int whence);
359 ssize_t (*sendfile)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, SMB_OFF_T offset, size_t count);
360 ssize_t (*recvfile)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, SMB_OFF_T offset, size_t count);
361 int (*rename)(struct vfs_handle_struct *handle,
362 const struct smb_filename *smb_fname_src,
363 const struct smb_filename *smb_fname_dst);
364 int (*fsync)(struct vfs_handle_struct *handle, struct files_struct *fsp);
365 int (*stat)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
366 int (*fstat)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
367 int (*lstat)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
368 uint64_t (*get_alloc_size)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
369 int (*unlink)(struct vfs_handle_struct *handle,
370 const struct smb_filename *smb_fname);
371 int (*chmod)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
372 int (*fchmod)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
373 int (*chown)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
374 int (*fchown)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
375 int (*lchown)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
376 int (*chdir)(struct vfs_handle_struct *handle, const char *path);
377 char *(*getwd)(struct vfs_handle_struct *handle, char *buf);
378 int (*ntimes)(struct vfs_handle_struct *handle,
379 const struct smb_filename *smb_fname,
380 struct smb_file_time *ft);
381 int (*ftruncate)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_OFF_T offset);
382 bool (*lock)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_OFF_T offset, SMB_OFF_T count, int type);
383 int (*kernel_flock)(struct vfs_handle_struct *handle, struct files_struct *fsp, uint32 share_mode);
384 int (*linux_setlease)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
385 bool (*getlock)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_OFF_T *poffset, SMB_OFF_T *pcount, int *ptype, pid_t *ppid);
386 int (*symlink)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
387 int (*vfs_readlink)(struct vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz);
388 int (*link)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
389 int (*mknod)(struct vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev);
390 char *(*realpath)(struct vfs_handle_struct *handle, const char *path, char *resolved_path);
391 NTSTATUS (*notify_watch)(struct vfs_handle_struct *handle,
392 struct sys_notify_context *ctx,
393 struct notify_entry *e,
394 void (*callback)(struct sys_notify_context *ctx,
396 struct notify_event *ev),
397 void *private_data, void *handle_p);
398 int (*chflags)(struct vfs_handle_struct *handle, const char *path, unsigned int flags);
399 struct file_id (*file_id_create)(struct vfs_handle_struct *handle,
400 const SMB_STRUCT_STAT *sbuf);
402 NTSTATUS (*streaminfo)(struct vfs_handle_struct *handle,
403 struct files_struct *fsp,
406 unsigned int *num_streams,
407 struct stream_struct **streams);
409 int (*get_real_filename)(struct vfs_handle_struct *handle,
415 const char *(*connectpath)(struct vfs_handle_struct *handle,
416 const char *filename);
418 NTSTATUS (*brl_lock_windows)(struct vfs_handle_struct *handle,
419 struct byte_range_lock *br_lck,
420 struct lock_struct *plock,
422 struct blocking_lock_record *blr);
424 bool (*brl_unlock_windows)(struct vfs_handle_struct *handle,
425 struct messaging_context *msg_ctx,
426 struct byte_range_lock *br_lck,
427 const struct lock_struct *plock);
429 bool (*brl_cancel_windows)(struct vfs_handle_struct *handle,
430 struct byte_range_lock *br_lck,
431 struct lock_struct *plock,
432 struct blocking_lock_record *blr);
434 bool (*strict_lock)(struct vfs_handle_struct *handle,
435 struct files_struct *fsp,
436 struct lock_struct *plock);
438 void (*strict_unlock)(struct vfs_handle_struct *handle,
439 struct files_struct *fsp,
440 struct lock_struct *plock);
442 /* NT ACL operations. */
444 NTSTATUS (*fget_nt_acl)(struct vfs_handle_struct *handle,
445 struct files_struct *fsp,
446 uint32 security_info,
447 struct security_descriptor **ppdesc);
448 NTSTATUS (*get_nt_acl)(struct vfs_handle_struct *handle,
450 uint32 security_info,
451 struct security_descriptor **ppdesc);
452 NTSTATUS (*fset_nt_acl)(struct vfs_handle_struct *handle,
453 struct files_struct *fsp,
454 uint32 security_info_sent,
455 const struct security_descriptor *psd);
457 /* POSIX ACL operations. */
459 int (*chmod_acl)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
460 int (*fchmod_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
462 int (*sys_acl_get_entry)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
463 int (*sys_acl_get_tag_type)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p);
464 int (*sys_acl_get_permset)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
465 void * (*sys_acl_get_qualifier)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d);
466 SMB_ACL_T (*sys_acl_get_file)(struct vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type);
467 SMB_ACL_T (*sys_acl_get_fd)(struct vfs_handle_struct *handle, struct files_struct *fsp);
468 int (*sys_acl_clear_perms)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset);
469 int (*sys_acl_add_perm)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
470 char * (*sys_acl_to_text)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen);
471 SMB_ACL_T (*sys_acl_init)(struct vfs_handle_struct *handle, int count);
472 int (*sys_acl_create_entry)(struct vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
473 int (*sys_acl_set_tag_type)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype);
474 int (*sys_acl_set_qualifier)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual);
475 int (*sys_acl_set_permset)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset);
476 int (*sys_acl_valid)(struct vfs_handle_struct *handle, SMB_ACL_T theacl );
477 int (*sys_acl_set_file)(struct vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
478 int (*sys_acl_set_fd)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
479 int (*sys_acl_delete_def_file)(struct vfs_handle_struct *handle, const char *path);
480 int (*sys_acl_get_perm)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
481 int (*sys_acl_free_text)(struct vfs_handle_struct *handle, char *text);
482 int (*sys_acl_free_acl)(struct vfs_handle_struct *handle, SMB_ACL_T posix_acl);
483 int (*sys_acl_free_qualifier)(struct vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype);
486 ssize_t (*getxattr)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
487 ssize_t (*lgetxattr)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
488 ssize_t (*fgetxattr)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
489 ssize_t (*listxattr)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
490 ssize_t (*llistxattr)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
491 ssize_t (*flistxattr)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
492 int (*removexattr)(struct vfs_handle_struct *handle, const char *path, const char *name);
493 int (*lremovexattr)(struct vfs_handle_struct *handle, const char *path, const char *name);
494 int (*fremovexattr)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
495 int (*setxattr)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
496 int (*lsetxattr)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
497 int (*fsetxattr)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
500 int (*aio_read)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
501 int (*aio_write)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
502 ssize_t (*aio_return_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
503 int (*aio_cancel)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
504 int (*aio_error_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
505 int (*aio_fsync)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb);
506 int (*aio_suspend)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *timeout);
507 bool (*aio_force)(struct vfs_handle_struct *handle, struct files_struct *fsp);
509 /* offline operations */
510 bool (*is_offline)(struct vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf);
511 int (*set_offline)(struct vfs_handle_struct *handle, const char *path);
515 VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
516 which describes all operations this module is willing to intercept.
517 VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
518 using this information.
521 typedef struct vfs_handle_struct {
522 struct vfs_handle_struct *next, *prev;
524 struct connection_struct *conn;
525 const struct vfs_fn_pointers *fns;
527 void (*free_data)(void **data);
531 typedef struct vfs_statvfs_struct {
532 /* For undefined recommended transfer size return -1 in that field */
533 uint32 OptimalTransferSize; /* bsize on some os, iosize on other os */
537 The next three fields are in terms of the block size.
538 (above). If block size is unknown, 4096 would be a
539 reasonable block size for a server to report.
540 Note that returning the blocks/blocksavail removes need
541 to make a second call (to QFSInfo level 0x103 to get this info.
542 UserBlockAvail is typically less than or equal to BlocksAvail,
543 if no distinction is made return the same value in each.
546 uint64_t TotalBlocks;
547 uint64_t BlocksAvail; /* bfree */
548 uint64_t UserBlocksAvail; /* bavail */
550 /* For undefined Node fields or FSID return -1 */
551 uint64_t TotalFileNodes;
552 uint64_t FreeFileNodes;
553 uint64_t FsIdentifier; /* fsid */
554 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
555 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
558 } vfs_statvfs_struct;
560 /* Add a new FSP extension of the given type. Returns a pointer to the
563 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn) \
564 vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
566 /* Return a pointer to the existing FSP extension data. */
567 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
568 vfs_fetch_fsp_extension(handle, (fsp))
570 /* Return the talloc context associated with an FSP extension. */
571 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
572 vfs_memctx_fsp_extension(handle, (fsp))
574 /* Remove and destroy an FSP extension. */
575 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
576 vfs_remove_fsp_extension((handle), (fsp))
578 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
579 if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
580 DEBUG(0,("%s() failed to get vfs_handle->data!\n",FUNCTION_MACRO)); \
585 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
587 DEBUG(0,("%s() failed to set handle->data!\n",FUNCTION_MACRO)); \
590 if ((handle)->free_data) { \
591 (handle)->free_data(&(handle)->data); \
593 (handle)->data = (void *)datap; \
594 (handle)->free_data = free_fn; \
598 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
599 if ((handle) && (handle)->free_data) { \
600 (handle)->free_data(&(handle)->data); \
604 /* Check whether module-specific data handle was already allocated or not */
605 #define SMB_VFS_HANDLE_TEST_DATA(handle) ( !(handle) || !(handle)->data ? False : True )
607 #define SMB_VFS_OP(x) ((void *) x)
609 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
611 #include "vfs_macros.h"
613 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
614 const char *service, const char *user);
615 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
616 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
617 const char *path, bool small_query,
618 uint64_t *bsize, uint64_t *dfree,
620 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
621 enum SMB_QUOTA_TYPE qtype, unid_t id,
623 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
624 enum SMB_QUOTA_TYPE qtype, unid_t id,
626 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
627 struct files_struct *fsp,
628 SHADOW_COPY_DATA *shadow_copy_data,
630 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
631 struct vfs_statvfs_struct *statbuf);
632 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle);
633 SMB_STRUCT_DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
634 const char *fname, const char *mask,
636 SMB_STRUCT_DIRENT *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
637 SMB_STRUCT_DIR *dirp,
638 SMB_STRUCT_STAT *sbuf);
639 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
640 SMB_STRUCT_DIR *dirp, long offset);
641 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
642 SMB_STRUCT_DIR *dirp);
643 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
644 SMB_STRUCT_DIR *dirp);
645 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
647 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path);
648 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
649 SMB_STRUCT_DIR *dir);
650 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
651 SMB_STRUCT_DIR *dirp);
652 int smb_vfs_call_open(struct vfs_handle_struct *handle,
653 struct smb_filename *smb_fname, struct files_struct *fsp,
654 int flags, mode_t mode);
655 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
656 struct smb_request *req,
657 uint16_t root_dir_fid,
658 struct smb_filename *smb_fname,
659 uint32_t access_mask,
660 uint32_t share_access,
661 uint32_t create_disposition,
662 uint32_t create_options,
663 uint32_t file_attributes,
664 uint32_t oplock_request,
665 uint64_t allocation_size,
666 struct security_descriptor *sd,
667 struct ea_list *ea_list,
668 files_struct **result,
670 int smb_vfs_call_close_fn(struct vfs_handle_struct *handle,
671 struct files_struct *fsp);
672 ssize_t smb_vfs_call_vfs_read(struct vfs_handle_struct *handle,
673 struct files_struct *fsp, void *data, size_t n);
674 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
675 struct files_struct *fsp, void *data, size_t n,
677 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
678 struct files_struct *fsp, const void *data,
680 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
681 struct files_struct *fsp, const void *data,
682 size_t n, SMB_OFF_T offset);
683 SMB_OFF_T smb_vfs_call_lseek(struct vfs_handle_struct *handle,
684 struct files_struct *fsp, SMB_OFF_T offset,
686 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
687 files_struct *fromfsp, const DATA_BLOB *header,
688 SMB_OFF_T offset, size_t count);
689 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
690 files_struct *tofsp, SMB_OFF_T offset,
692 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
693 const struct smb_filename *smb_fname_src,
694 const struct smb_filename *smb_fname_dst);
695 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
696 struct files_struct *fsp);
697 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
698 struct smb_filename *smb_fname);
699 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
700 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
701 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
702 struct smb_filename *smb_filename);
703 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
704 struct files_struct *fsp,
705 const SMB_STRUCT_STAT *sbuf);
706 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
707 const struct smb_filename *smb_fname);
708 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
710 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
711 struct files_struct *fsp, mode_t mode);
712 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
713 uid_t uid, gid_t gid);
714 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
715 struct files_struct *fsp, uid_t uid, gid_t gid);
716 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
717 uid_t uid, gid_t gid);
718 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path);
719 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle, char *buf);
720 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
721 const struct smb_filename *smb_fname,
722 struct smb_file_time *ft);
723 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
724 struct files_struct *fsp, SMB_OFF_T offset);
725 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
726 struct files_struct *fsp, int op, SMB_OFF_T offset,
727 SMB_OFF_T count, int type);
728 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
729 struct files_struct *fsp, uint32 share_mode);
730 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
731 struct files_struct *fsp, int leasetype);
732 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
733 struct files_struct *fsp, SMB_OFF_T *poffset,
734 SMB_OFF_T *pcount, int *ptype, pid_t *ppid);
735 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
736 const char *newpath);
737 int smb_vfs_call_vfs_readlink(struct vfs_handle_struct *handle,
738 const char *path, char *buf, size_t bufsiz);
739 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
740 const char *newpath);
741 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
742 mode_t mode, SMB_DEV_T dev);
743 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle,
744 const char *path, char *resolved_path);
745 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
746 struct sys_notify_context *ctx,
747 struct notify_entry *e,
748 void (*callback)(struct sys_notify_context *ctx,
750 struct notify_event *ev),
751 void *private_data, void *handle_p);
752 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
754 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
755 const SMB_STRUCT_STAT *sbuf);
756 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
757 struct files_struct *fsp,
760 unsigned int *num_streams,
761 struct stream_struct **streams);
762 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
763 const char *path, const char *name,
764 TALLOC_CTX *mem_ctx, char **found_name);
765 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
766 const char *filename);
767 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
768 struct byte_range_lock *br_lck,
769 struct lock_struct *plock,
771 struct blocking_lock_record *blr);
772 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
773 struct messaging_context *msg_ctx,
774 struct byte_range_lock *br_lck,
775 const struct lock_struct *plock);
776 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
777 struct byte_range_lock *br_lck,
778 struct lock_struct *plock,
779 struct blocking_lock_record *blr);
780 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
781 struct files_struct *fsp,
782 struct lock_struct *plock);
783 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
784 struct files_struct *fsp,
785 struct lock_struct *plock);
786 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
787 struct files_struct *fsp,
788 uint32 security_info,
789 struct security_descriptor **ppdesc);
790 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
792 uint32 security_info,
793 struct security_descriptor **ppdesc);
794 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
795 struct files_struct *fsp,
796 uint32 security_info_sent,
797 const struct security_descriptor *psd);
798 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
800 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
801 struct files_struct *fsp, mode_t mode);
802 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
803 SMB_ACL_T theacl, int entry_id,
804 SMB_ACL_ENTRY_T *entry_p);
805 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
806 SMB_ACL_ENTRY_T entry_d,
807 SMB_ACL_TAG_T *tag_type_p);
808 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
809 SMB_ACL_ENTRY_T entry_d,
810 SMB_ACL_PERMSET_T *permset_p);
811 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
812 SMB_ACL_ENTRY_T entry_d);
813 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
815 SMB_ACL_TYPE_T type);
816 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
817 struct files_struct *fsp);
818 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
819 SMB_ACL_PERMSET_T permset);
820 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
821 SMB_ACL_PERMSET_T permset,
822 SMB_ACL_PERM_T perm);
823 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
824 SMB_ACL_T theacl, ssize_t *plen);
825 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
827 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
828 SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
829 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
830 SMB_ACL_ENTRY_T entry,
831 SMB_ACL_TAG_T tagtype);
832 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
833 SMB_ACL_ENTRY_T entry, void *qual);
834 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
835 SMB_ACL_ENTRY_T entry,
836 SMB_ACL_PERMSET_T permset);
837 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
839 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
840 const char *name, SMB_ACL_TYPE_T acltype,
842 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
843 struct files_struct *fsp, SMB_ACL_T theacl);
844 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
846 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
847 SMB_ACL_PERMSET_T permset,
848 SMB_ACL_PERM_T perm);
849 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
851 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
852 SMB_ACL_T posix_acl);
853 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
854 void *qualifier, SMB_ACL_TAG_T tagtype);
855 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
856 const char *path, const char *name, void *value,
858 ssize_t smb_vfs_call_lgetxattr(struct vfs_handle_struct *handle,
859 const char *path, const char *name, void *value,
861 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
862 struct files_struct *fsp, const char *name,
863 void *value, size_t size);
864 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
865 const char *path, char *list, size_t size);
866 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
867 const char *path, char *list, size_t size);
868 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
869 struct files_struct *fsp, char *list,
871 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
872 const char *path, const char *name);
873 int smb_vfs_call_lremovexattr(struct vfs_handle_struct *handle,
874 const char *path, const char *name);
875 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
876 struct files_struct *fsp, const char *name);
877 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
878 const char *name, const void *value, size_t size,
880 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
881 const char *name, const void *value, size_t size,
883 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
884 struct files_struct *fsp, const char *name,
885 const void *value, size_t size, int flags);
886 int smb_vfs_call_aio_read(struct vfs_handle_struct *handle,
887 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
888 int smb_vfs_call_aio_write(struct vfs_handle_struct *handle,
889 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
890 ssize_t smb_vfs_call_aio_return_fn(struct vfs_handle_struct *handle,
891 struct files_struct *fsp,
892 SMB_STRUCT_AIOCB *aiocb);
893 int smb_vfs_call_aio_cancel(struct vfs_handle_struct *handle,
894 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
895 int smb_vfs_call_aio_error_fn(struct vfs_handle_struct *handle,
896 struct files_struct *fsp,
897 SMB_STRUCT_AIOCB *aiocb);
898 int smb_vfs_call_aio_fsync(struct vfs_handle_struct *handle,
899 struct files_struct *fsp, int op,
900 SMB_STRUCT_AIOCB *aiocb);
901 int smb_vfs_call_aio_suspend(struct vfs_handle_struct *handle,
902 struct files_struct *fsp,
903 const SMB_STRUCT_AIOCB * const aiocb[], int n,
904 const struct timespec *timeout);
905 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
906 struct files_struct *fsp);
907 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
908 const char *path, SMB_STRUCT_STAT *sbuf);
909 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,