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Add an optimization to pthread aio writes to also do fsync if requested.
[Samba.git] / source3 / smbd / proto.h
blob26d6432c15223cb7aa62e11e8d6c624c3b2edfa3
1 /*
2 * Unix SMB/CIFS implementation.
3 * Main SMB server routines
4 *
5 * Copyright (C) Andrew Tridgell 1992-2002,2006
6 * Copyright (C) Jeremy Allison 1992-2010
7 * Copyright (C) Volker Lendecke 1993-2009
8 * Copyright (C) John H Terpstra 1995-1998
9 * Copyright (C) Luke Kenneth Casson Leighton 1996-1998
10 * Copyright (C) Paul Ashton 1997-1998
11 * Copyright (C) Tim Potter 1999-2000
12 * Copyright (C) T.D.Lee@durham.ac.uk 1999
13 * Copyright (C) Ying Chen 2000
14 * Copyright (C) Shirish Kalele 2000
15 * Copyright (C) Andrew Bartlett 2001-2003
16 * Copyright (C) Alexander Bokovoy 2002,2005
17 * Copyright (C) Simo Sorce 2001-2002,2009
18 * Copyright (C) Andreas Gruenbacher 2002
19 * Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2002
20 * Copyright (C) Martin Pool 2002
21 * Copyright (C) Luke Howard 2003
22 * Copyright (C) Stefan (metze) Metzmacher 2003,2009
23 * Copyright (C) Steve French 2005
24 * Copyright (C) Gerald (Jerry) Carter 2006
25 * Copyright (C) James Peach 2006-2007
26 * Copyright (C) Jelmer Vernooij 2002-2003
27 * Copyright (C) Michael Adam 2007
28 * Copyright (C) Rishi Srivatsavai 2007
29 * Copyright (C) Tim Prouty 2009
30 * Copyright (C) Gregor Beck 2011
31 *
32 * This program is free software; you can redistribute it and/or modify
33 * it under the terms of the GNU General Public License as published by
34 * the Free Software Foundation; either version 3 of the License, or
35 * (at your option) any later version.
36 *
37 * This program is distributed in the hope that it will be useful,
38 * but WITHOUT ANY WARRANTY; without even the implied warranty of
39 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
40 * GNU General Public License for more details.
41 *
42 * You should have received a copy of the GNU General Public License
43 * along with this program. If not, see <http://www.gnu.org/licenses/>.
44 */
45
46 #ifndef _SMBD_PROTO_H_
47 #define _SMBD_PROTO_H_
48
49 /* The following definitions come from smbd/signing.c */
50
51 bool srv_check_sign_mac(struct smbd_server_connection *conn,
52 const char *inbuf, uint32_t *seqnum, bool trusted_channel);
53 void srv_calculate_sign_mac(struct smbd_server_connection *conn,
54 char *outbuf, uint32_t seqnum);
55 void srv_cancel_sign_response(struct smbd_server_connection *conn);
56 bool srv_init_signing(struct smbd_server_connection *conn);
57 void srv_set_signing_negotiated(struct smbd_server_connection *conn,
58 bool allowed, bool mandatory);
59 bool srv_is_signing_active(struct smbd_server_connection *conn);
60 bool srv_is_signing_negotiated(struct smbd_server_connection *conn);
61 void srv_set_signing(struct smbd_server_connection *conn,
62 const DATA_BLOB user_session_key,
63 const DATA_BLOB response);
64
65 /* The following definitions come from smbd/aio.c */
66
67 bool aio_write_through_requested(struct aio_extra *aio_ex);
68 bool initialize_async_io_handler(void);
69 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
70 struct smb_request *req,
71 files_struct *fsp, off_t startpos,
72 size_t smb_maxcnt);
73 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
74 struct smb_request *req,
75 files_struct *fsp, const char *data,
76 off_t startpos,
77 size_t numtowrite);
78 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
79 struct smb_request *smbreq,
80 files_struct *fsp,
81 TALLOC_CTX *ctx,
82 DATA_BLOB *preadbuf,
83 off_t startpos,
84 size_t smb_maxcnt);
85 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
86 struct smb_request *smbreq,
87 files_struct *fsp,
88 uint64_t in_offset,
89 DATA_BLOB in_data,
90 bool write_through);
91 bool cancel_smb2_aio(struct smb_request *smbreq);
92 int wait_for_aio_completion(files_struct *fsp);
93 void smbd_aio_complete_aio_ex(struct aio_extra *aio_ex);
94
95 /* The following definitions come from smbd/blocking.c */
96
97 void brl_timeout_fn(struct event_context *event_ctx,
98 struct timed_event *te,
99 struct timeval now,
100 void *private_data);
101 struct timeval timeval_brl_min(const struct timeval *tv1,
102 const struct timeval *tv2);
103 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
104 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
105 struct smb_request *req,
106 files_struct *fsp,
107 int lock_timeout,
108 int lock_num,
109 uint64_t smblctx,
110 enum brl_type lock_type,
111 enum brl_flavour lock_flav,
112 uint64_t offset,
113 uint64_t count,
114 uint64_t blocking_smblctx);
115 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
116 struct byte_range_lock *br_lck,
117 enum file_close_type close_type);
118 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
119 struct byte_range_lock *br_lck,
120 enum file_close_type close_type);
121 void remove_pending_lock_requests_by_mid_smb1(
122 struct smbd_server_connection *sconn, uint64_t mid);
123 bool blocking_lock_was_deferred_smb1(
124 struct smbd_server_connection *sconn, uint64_t mid);
125 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
126 uint64_t smblctx,
127 uint64_t offset,
128 uint64_t count,
129 enum brl_flavour lock_flav,
130 unsigned char locktype,
131 NTSTATUS err);
132
133 /* The following definitions come from smbd/close.c */
134
135 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
136 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
137 enum file_close_type close_type);
138 void msg_close_file(struct messaging_context *msg_ctx,
139 void *private_data,
140 uint32_t msg_type,
141 struct server_id server_id,
142 DATA_BLOB *data);
143 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
144
145 /* The following definitions come from smbd/conn.c */
146
147 int conn_num_open(struct smbd_server_connection *sconn);
148 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
149 connection_struct *conn_new(struct smbd_server_connection *sconn);
150 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
151 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
152 void conn_free(connection_struct *conn);
153 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
154 void msg_force_tdis(struct messaging_context *msg,
155 void *private_data,
156 uint32_t msg_type,
157 struct server_id server_id,
158 DATA_BLOB *data);
159
160 /* The following definitions come from smbd/connection.c */
161
162 bool yield_connection(connection_struct *conn, const char *name);
163 int count_current_connections( const char *sharename, bool clear );
164 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
165 bool claim_connection(connection_struct *conn, const char *name);
166
167 /* The following definitions come from smbd/dfree.c */
168
169 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
170 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
171 uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
172 uint64_t get_dfree_info(connection_struct *conn,
173 const char *path,
174 bool small_query,
175 uint64_t *bsize,
176 uint64_t *dfree,
177 uint64_t *dsize);
178
179 /* The following definitions come from smbd/dir.c */
180
181 bool make_dir_struct(TALLOC_CTX *ctx,
182 char *buf,
183 const char *mask,
184 const char *fname,
185 off_t size,
186 uint32 mode,
187 time_t date,
188 bool uc);
189 bool init_dptrs(struct smbd_server_connection *sconn);
190 const char *dptr_path(struct smbd_server_connection *sconn, int key);
191 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
192 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
193 void dptr_close(struct smbd_server_connection *sconn, int *key);
194 void dptr_closecnum(connection_struct *conn);
195 void dptr_idlecnum(connection_struct *conn);
196 void dptr_closepath(struct smbd_server_connection *sconn,
197 char *path,uint16 spid);
198 NTSTATUS dptr_create(connection_struct *conn,
199 struct smb_request *req,
200 files_struct *fsp,
201 const char *path, bool old_handle, bool expect_close,uint16 spid,
202 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
203 void dptr_CloseDir(files_struct *fsp);
204 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
205 long dptr_TellDir(struct dptr_struct *dptr);
206 bool dptr_has_wild(struct dptr_struct *dptr);
207 int dptr_dnum(struct dptr_struct *dptr);
208 bool dptr_get_priv(struct dptr_struct *dptr);
209 void dptr_set_priv(struct dptr_struct *dptr);
210 char *dptr_ReadDirName(TALLOC_CTX *ctx,
211 struct dptr_struct *dptr,
212 long *poffset,
213 SMB_STRUCT_STAT *pst);
214 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
215 void dptr_DirCacheAdd(struct dptr_struct *dptr, const char *name, long offset);
216 void dptr_init_search_op(struct dptr_struct *dptr);
217 bool dptr_fill(struct smbd_server_connection *sconn,
218 char *buf1,unsigned int key);
219 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
220 char *buf,int *num);
221 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
222 int dptr_num);
223 bool dir_check_ftype(connection_struct *conn, uint32 mode, uint32 dirtype);
224 bool get_dir_entry(TALLOC_CTX *ctx,
225 struct dptr_struct *dirptr,
226 const char *mask,
227 uint32 dirtype,
228 char **pp_fname_out,
229 off_t *size,
230 uint32 *mode,
231 struct timespec *date,
232 bool check_descend,
233 bool ask_sharemode);
234 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
235 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
236 const char *name, const char *mask, uint32 attr);
237 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
238 SMB_STRUCT_STAT *sbuf, char **talloced);
239 void RewindDir(struct smb_Dir *dirp, long *poffset);
240 void SeekDir(struct smb_Dir *dirp, long offset);
241 long TellDir(struct smb_Dir *dirp);
242 void DirCacheAdd(struct smb_Dir *dirp, const char *name, long offset);
243 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
244 NTSTATUS can_delete_directory(struct connection_struct *conn,
245 const char *dirname);
246
247 /* The following definitions come from smbd/dmapi.c */
248
249 const void *dmapi_get_current_session(void);
250 bool dmapi_have_session(void);
251 bool dmapi_new_session(void);
252 bool dmapi_destroy_session(void);
253 uint32 dmapi_file_flags(const char * const path);
254
255 /* The following definitions come from smbd/dnsregister.c */
256
257 bool smbd_setup_mdns_registration(struct tevent_context *ev,
258 TALLOC_CTX *mem_ctx,
259 uint16_t port);
260
261 /* The following definitions come from smbd/dosmode.c */
262
263 mode_t unix_mode(connection_struct *conn, int dosmode,
264 const struct smb_filename *smb_fname,
265 const char *inherit_from_dir);
266 uint32 dos_mode_msdfs(connection_struct *conn,
267 const struct smb_filename *smb_fname);
268 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
269 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
270 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
271 uint32 dosmode, const char *parent_dir, bool newfile);
272 NTSTATUS file_set_sparse(connection_struct *conn,
273 struct files_struct *fsp,
274 bool sparse);
275 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
276 struct smb_file_time *ft);
277 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
278 bool set_sticky_write_time_fsp(struct files_struct *fsp,
279 struct timespec mtime);
280
281 NTSTATUS set_create_timespec_ea(connection_struct *conn,
282 const struct smb_filename *smb_fname,
283 struct timespec create_time);
284
285 struct timespec get_create_timespec(connection_struct *conn,
286 struct files_struct *fsp,
287 const struct smb_filename *smb_fname);
288
289 struct timespec get_change_timespec(connection_struct *conn,
290 struct files_struct *fsp,
291 const struct smb_filename *smb_fname);
292
293 /* The following definitions come from smbd/error.c */
294
295 bool use_nt_status(void);
296 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
297 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
298 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
299 int line, const char *file);
300 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
301 int line, const char *file);
302 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
303 NTSTATUS status, int line, const char *file);
304 void reply_openerror(struct smb_request *req, NTSTATUS status);
305
306 /* The following definitions come from smbd/file_access.c */
307
308 bool can_delete_file_in_directory(connection_struct *conn,
309 const struct smb_filename *smb_fname);
310 bool can_write_to_file(connection_struct *conn,
311 const struct smb_filename *smb_fname);
312 bool directory_has_default_acl(connection_struct *conn, const char *fname);
313 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
314
315 /* The following definitions come from smbd/fileio.c */
316
317 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
318 void update_write_time_handler(struct event_context *ctx,
319 struct timed_event *te,
320 struct timeval now,
321 void *private_data);
322 void trigger_write_time_update(struct files_struct *fsp);
323 void trigger_write_time_update_immediate(struct files_struct *fsp);
324 void mark_file_modified(files_struct *fsp);
325 ssize_t write_file(struct smb_request *req,
326 files_struct *fsp,
327 const char *data,
328 off_t pos,
329 size_t n);
330 void delete_write_cache(files_struct *fsp);
331 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
332 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
333 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
334 int fsp_stat(files_struct *fsp);
335
336 /* The following definitions come from smbd/filename.c */
337
338 NTSTATUS unix_convert(TALLOC_CTX *ctx,
339 connection_struct *conn,
340 const char *orig_path,
341 struct smb_filename **smb_fname,
342 uint32_t ucf_flags);
343 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
344 NTSTATUS check_name(connection_struct *conn, const char *name);
345 int get_real_filename(connection_struct *conn, const char *path,
346 const char *name, TALLOC_CTX *mem_ctx,
347 char **found_name);
348 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
349 connection_struct *conn,
350 bool dfs_path,
351 const char *name_in,
352 uint32_t ucf_flags,
353 bool *ppath_contains_wcard,
354 struct smb_filename **pp_smb_fname);
355 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
356 connection_struct *conn,
357 struct smb_request *smbreq,
358 const char *name_in,
359 uint32_t ucf_flags,
360 bool *ppath_contains_wcard,
361 struct smb_filename **pp_smb_fname);
362
363 /* The following definitions come from smbd/files.c */
364
365 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
366 files_struct **result);
367 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
368 files_struct **result);
369 void file_close_conn(connection_struct *conn);
370 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
371 uint64_t vuid);
372 bool file_init_global(void);
373 bool file_init(struct smbd_server_connection *sconn);
374 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
375 struct files_struct *files_forall(
376 struct smbd_server_connection *sconn,
377 struct files_struct *(*fn)(struct files_struct *fsp,
378 void *private_data),
379 void *private_data);
380 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
381 files_struct *file_find_dif(struct smbd_server_connection *sconn,
382 struct file_id id, unsigned long gen_id);
383 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
384 struct file_id id);
385 files_struct *file_find_di_next(files_struct *start_fsp);
386 bool file_find_subpath(files_struct *dir_fsp);
387 void file_sync_all(connection_struct *conn);
388 void fsp_free(files_struct *fsp);
389 void file_free(struct smb_request *req, files_struct *fsp);
390 files_struct *file_fsp(struct smb_request *req, uint16 fid);
391 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
392 uint64_t persistent_id,
393 uint64_t volatile_id);
394 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
395 uint32 access_mask, uint32 share_access,
396 uint32 create_options, files_struct *to);
397 NTSTATUS file_name_hash(connection_struct *conn,
398 const char *name, uint32_t *p_name_hash);
399 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
400 const struct smb_filename *smb_fname_in);
401
402 /* The following definitions come from smbd/ipc.c */
403
404 NTSTATUS nt_status_np_pipe(NTSTATUS status);
405 void send_trans_reply(connection_struct *conn,
406 struct smb_request *req,
407 char *rparam, int rparam_len,
408 char *rdata, int rdata_len,
409 bool buffer_too_large);
410 void reply_trans(struct smb_request *req);
411 void reply_transs(struct smb_request *req);
412
413 /* The following definitions come from smbd/lanman.c */
414
415 void api_reply(connection_struct *conn, uint64_t vuid,
416 struct smb_request *req,
417 char *data, char *params,
418 int tdscnt, int tpscnt,
419 int mdrcnt, int mprcnt);
420
421 /* The following definitions come from smbd/mangle.c */
422
423 void mangle_reset_cache(void);
424 void mangle_change_to_posix(void);
425 bool mangle_is_mangled(const char *s, const struct share_params *p);
426 bool mangle_is_8_3(const char *fname, bool check_case,
427 const struct share_params *p);
428 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
429 const struct share_params *p);
430 bool mangle_must_mangle(const char *fname,
431 const struct share_params *p);
432 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
433 const char *in,
434 char **out, /* talloced on the given context. */
435 const struct share_params *p);
436 bool name_to_8_3(const char *in,
437 char out[13],
438 bool cache83,
439 const struct share_params *p);
440
441 /* The following definitions come from smbd/mangle_hash.c */
442
443 const struct mangle_fns *mangle_hash_init(void);
444
445 /* The following definitions come from smbd/mangle_hash2.c */
446
447 const struct mangle_fns *mangle_hash2_init(void);
448 const struct mangle_fns *posix_mangle_init(void);
449
450 /* The following definitions come from smbd/message.c */
451
452 void reply_sends(struct smb_request *req);
453 void reply_sendstrt(struct smb_request *req);
454 void reply_sendtxt(struct smb_request *req);
455 void reply_sendend(struct smb_request *req);
456
457 /* The following definitions come from smbd/msdfs.c */
458
459 bool is_msdfs_link(connection_struct *conn,
460 const char *path,
461 SMB_STRUCT_STAT *sbufp);
462 struct junction_map;
463 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
464 const char *dfs_path,
465 bool allow_broken_path,
466 struct junction_map *jucn,
467 int *consumedcntp,
468 bool *self_referralp);
469 int setup_dfs_referral(connection_struct *orig_conn,
470 const char *dfs_path,
471 int max_referral_level,
472 char **ppdata, NTSTATUS *pstatus);
473 bool create_junction(TALLOC_CTX *ctx,
474 const char *dfs_path,
475 bool allow_broken_path,
476 struct junction_map *jucn);
477 bool create_msdfs_link(const struct junction_map *jucn);
478 bool remove_msdfs_link(const struct junction_map *jucn);
479 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
480 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
481 connection_struct *conn,
482 bool dfs_pathnames,
483 const char *name_in,
484 bool allow_wcards,
485 bool allow_broken_path,
486 char **pp_name_out,
487 bool *ppath_contains_wcard);
488 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
489 struct tevent_context *ev,
490 struct messaging_context *msg,
491 connection_struct **pconn,
492 int snum,
493 const char *path,
494 const struct auth_session_info *session_info,
495 char **poldcwd);
496
497 /* The following definitions come from smbd/negprot.c */
498
499 void reply_negprot(struct smb_request *req);
500
501 /* The following definitions come from smbd/notify.c */
502
503 bool change_notify_fsp_has_changes(struct files_struct *fsp);
504 void change_notify_reply(struct smb_request *req,
505 NTSTATUS error_code,
506 uint32_t max_param,
507 struct notify_change_buf *notify_buf,
508 void (*reply_fn)(struct smb_request *req,
509 NTSTATUS error_code,
510 uint8_t *buf, size_t len));
511 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
512 bool recursive);
513 NTSTATUS change_notify_add_request(struct smb_request *req,
514 uint32 max_param,
515 uint32 filter, bool recursive,
516 struct files_struct *fsp,
517 void (*reply_fn)(struct smb_request *req,
518 NTSTATUS error_code,
519 uint8_t *buf, size_t len));
520 void remove_pending_change_notify_requests_by_mid(
521 struct smbd_server_connection *sconn, uint64_t mid);
522 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
523 NTSTATUS status);
524 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
525 const char *path);
526 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
527 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
528 struct event_context *ev);
529
530 /* The following definitions come from smbd/notify_inotify.c */
531
532 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
533 const char *path,
534 uint32_t *filter,
535 uint32_t *subdir_filter,
536 void (*callback)(struct sys_notify_context *ctx,
537 void *private_data,
538 struct notify_event *ev),
539 void *private_data,
540 void *handle_p);
541
542 /* The following definitions come from smbd/notify_internal.c */
543
544 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
545 struct messaging_context *messaging_ctx,
546 struct event_context *ev);
547 NTSTATUS notify_add(struct notify_context *notify,
548 const char *path, uint32_t filter, uint32_t subdir_filter,
549 void (*callback)(void *, const struct notify_event *),
550 void *private_data);
551 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
552 void notify_trigger(struct notify_context *notify,
553 uint32_t action, uint32_t filter, const char *path);
554 void notify_walk_idx(struct notify_context *notify,
555 void (*fn)(const char *path,
556 uint32_t *vnns, size_t num_vnns,
557 void *private_data),
558 void *private_data);
559 void notify_walk(struct notify_context *notify,
560 void (*fn)(const char *path,
561 struct notify_db_entry *entries,
562 size_t num_entries,
563 time_t deleted_time, void *private_data),
564 void *private_data);
565 void notify_cleanup(struct notify_context *notify);
566
567 struct tevent_req *notify_cluster_proxy_send(
568 TALLOC_CTX *mem_ctx, struct tevent_context *ev,
569 struct notify_context *notify);
570 int notify_cluster_proxy_recv(struct tevent_req *req);
571
572 /* The following definitions come from smbd/ntquotas.c */
573
574 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
575 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
576 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
577 void *init_quota_handle(TALLOC_CTX *mem_ctx);
578
579 /* The following definitions come from smbd/nttrans.c */
580
581 void reply_ntcreate_and_X(struct smb_request *req);
582 NTSTATUS set_sd(files_struct *fsp, uint8_t *data, uint32_t sd_len,
583 uint32_t security_info_sent);
584 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
585 void reply_ntcancel(struct smb_request *req);
586 void reply_ntrename(struct smb_request *req);
587 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
588 TALLOC_CTX *mem_ctx,
589 files_struct *fsp,
590 uint32_t security_info_wanted,
591 uint32_t max_data_count,
592 uint8_t **ppmarshalled_sd,
593 size_t *psd_size);
594 void reply_nttrans(struct smb_request *req);
595 void reply_nttranss(struct smb_request *req);
596
597 /* The following definitions come from smbd/open.c */
598
599 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
600 const struct smb_filename *smb_fname,
601 uint32_t access_mask);
602 NTSTATUS fd_close(files_struct *fsp);
603 void change_file_owner_to_parent(connection_struct *conn,
604 const char *inherit_from_dir,
605 files_struct *fsp);
606 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
607 const char *inherit_from_dir,
608 const char *fname,
609 SMB_STRUCT_STAT *psbuf);
610 bool is_stat_open(uint32 access_mask);
611 bool request_timed_out(struct timeval request_time,
612 struct timeval timeout);
613 bool open_match_attributes(connection_struct *conn,
614 uint32 old_dos_attr,
615 uint32 new_dos_attr,
616 mode_t existing_unx_mode,
617 mode_t new_unx_mode,
618 mode_t *returned_unx_mode);
619 void remove_deferred_open_entry(struct file_id id, uint64_t mid,
620 struct server_id pid);
621 bool is_deferred_open_async(const void *ptr);
622 NTSTATUS open_file_fchmod(connection_struct *conn,
623 struct smb_filename *smb_fname,
624 files_struct **result);
625 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
626 struct smb_filename *smb_dname);
627 void msg_file_was_renamed(struct messaging_context *msg,
628 void *private_data,
629 uint32_t msg_type,
630 struct server_id server_id,
631 DATA_BLOB *data);
632 NTSTATUS open_streams_for_delete(connection_struct *conn,
633 const char *fname);
634 NTSTATUS create_file_default(connection_struct *conn,
635 struct smb_request *req,
636 uint16_t root_dir_fid,
637 struct smb_filename * smb_fname,
638 uint32_t access_mask,
639 uint32_t share_access,
640 uint32_t create_disposition,
641 uint32_t create_options,
642 uint32_t file_attributes,
643 uint32_t oplock_request,
644 uint64_t allocation_size,
645 uint32_t private_flags,
646 struct security_descriptor *sd,
647 struct ea_list *ea_list,
648
649 files_struct **result,
650 int *pinfo);
651 NTSTATUS get_relative_fid_filename(connection_struct *conn,
652 struct smb_request *req,
653 uint16_t root_dir_fid,
654 const struct smb_filename *smb_fname,
655 struct smb_filename **smb_fname_out);
656
657 /* The following definitions come from smbd/oplock.c */
658
659 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
660 NTSTATUS set_file_oplock(files_struct *fsp, int oplock_type);
661 void release_file_oplock(files_struct *fsp);
662 bool remove_oplock(files_struct *fsp);
663 bool downgrade_oplock(files_struct *fsp);
664 bool should_notify_deferred_opens(struct smbd_server_connection *sconn);
665 void break_level2_to_none_async(files_struct *fsp);
666 void reply_to_oplock_break_requests(files_struct *fsp);
667 void contend_level2_oplocks_begin(files_struct *fsp,
668 enum level2_contention_type type);
669 void contend_level2_oplocks_end(files_struct *fsp,
670 enum level2_contention_type type);
671 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
672 enum level2_contention_type type);
673 void smbd_contend_level2_oplocks_end(files_struct *fsp,
674 enum level2_contention_type type);
675 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
676 void message_to_share_mode_entry(struct share_mode_entry *e, char *msg);
677 bool init_oplocks(struct smbd_server_connection *sconn);
678 void init_kernel_oplocks(struct smbd_server_connection *sconn);
679
680 /* The following definitions come from smbd/oplock_irix.c */
681
682 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
683
684 /* The following definitions come from smbd/oplock_linux.c */
685
686 void linux_set_lease_capability(void);
687 int linux_set_lease_sighandler(int fd);
688 int linux_setlease(int fd, int leasetype);
689 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
690
691 /* The following definitions come from smbd/password.c */
692
693 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
694 uint64_t vuid);
695 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
696 int register_homes_share(const char *username);
697
698 /* The following definitions come from smbd/pipes.c */
699
700 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
701 struct files_struct **pfsp);
702 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
703 void reply_pipe_write(struct smb_request *req);
704 void reply_pipe_write_and_X(struct smb_request *req);
705 void reply_pipe_read_and_X(struct smb_request *req);
706
707 /* The following definitions come from smbd/posix_acls.c */
708
709 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
710 bool nt4_compatible_acls(void);
711 uint32_t map_canon_ace_perms(int snum,
712 enum security_ace_type *pacl_type,
713 mode_t perms,
714 bool directory_ace);
715 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
716 bool current_user_in_group(connection_struct *conn, gid_t gid);
717 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
718 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
719 struct security_descriptor **ppdesc);
720 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
721 uint32_t security_info, struct security_descriptor **ppdesc);
722 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
723 NTSTATUS append_parent_acl(files_struct *fsp,
724 const struct security_descriptor *pcsd,
725 struct security_descriptor **pp_new_sd);
726 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
727 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
728 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
729 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
730 const char *name, mode_t mode);
731 int fchmod_acl(files_struct *fsp, mode_t mode);
732 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
733 const SMB_STRUCT_STAT *psbuf,
734 uint16 num_def_acls, const char *pdata);
735 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
736 struct security_descriptor *get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname);
737 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
738 const char *name,
739 SMB_STRUCT_STAT *psbuf,
740 struct security_descriptor **ppdesc);
741
742 /* The following definitions come from smbd/process.c */
743
744 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
745 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
746 bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer,
747 bool no_signing, uint32_t seqnum,
748 bool do_encrypt,
749 struct smb_perfcount_data *pcd);
750 int srv_set_message(char *buf,
751 int num_words,
752 int num_bytes,
753 bool zero);
754 void remove_deferred_open_message_smb(struct smbd_server_connection *sconn,
755 uint64_t mid);
756 bool schedule_deferred_open_message_smb(struct smbd_server_connection *sconn,
757 uint64_t mid);
758 bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid);
759 bool get_deferred_open_message_state(struct smb_request *smbreq,
760 struct timeval *p_request_time,
761 void **pp_state);
762 bool push_deferred_open_message_smb(struct smb_request *req,
763 struct timeval request_time,
764 struct timeval timeout,
765 struct file_id id,
766 char *private_data,
767 size_t priv_len);
768 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
769 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
770 void smb_request_done(struct smb_request *req);
771 const char *smb_fn_name(int type);
772 void add_to_common_flags2(uint32 v);
773 void remove_from_common_flags2(uint32 v);
774 void construct_reply_common_req(struct smb_request *req, char *outbuf);
775 bool smb1_is_chain(const uint8_t *buf);
776 bool smb1_walk_chain(const uint8_t *buf,
777 bool (*fn)(uint8_t cmd,
778 uint8_t wct, const uint16_t *vwv,
779 uint16_t num_bytes, const uint8_t *bytes,
780 void *private_data),
781 void *private_data);
782 unsigned smb1_chain_length(const uint8_t *buf);
783 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
784 struct smbd_server_connection *sconn,
785 bool encrypted, uint32_t seqnum,
786 struct smb_request ***reqs, unsigned *num_reqs);
787 bool req_is_in_chain(struct smb_request *req);
788 void smbd_process(struct tevent_context *ev_ctx,
789 struct messaging_context *msg_ctx,
790 int sock_fd,
791 bool interactive);
792 bool fork_echo_handler(struct smbd_server_connection *sconn);
793
794 /* The following definitions come from smbd/quotas.c */
795
796 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
797 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
798 bool disk_quotas(const char *path,
799 uint64_t *bsize,
800 uint64_t *dfree,
801 uint64_t *dsize);
802 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
803 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
804 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
805 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
806 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
807 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
808
809 /* The following definitions come from smbd/reply.c */
810
811 NTSTATUS check_path_syntax(char *path);
812 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
813 NTSTATUS check_path_syntax_posix(char *path);
814 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
815 const char *inbuf,
816 uint16 smb_flags2,
817 char **pp_dest,
818 const char *src,
819 size_t src_len,
820 int flags,
821 NTSTATUS *err,
822 bool *contains_wcard);
823 size_t srvstr_get_path(TALLOC_CTX *ctx,
824 const char *inbuf,
825 uint16 smb_flags2,
826 char **pp_dest,
827 const char *src,
828 size_t src_len,
829 int flags,
830 NTSTATUS *err);
831 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
832 char **pp_dest, const char *src, int flags,
833 NTSTATUS *err, bool *contains_wcard);
834 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
835 char **pp_dest, const char *src, int flags,
836 NTSTATUS *err);
837 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
838 files_struct *fsp);
839 bool check_fsp(connection_struct *conn, struct smb_request *req,
840 files_struct *fsp);
841 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
842 files_struct *fsp);
843 void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len);
844 void reply_tcon(struct smb_request *req);
845 void reply_tcon_and_X(struct smb_request *req);
846 void reply_unknown_new(struct smb_request *req, uint8 type);
847 void reply_ioctl(struct smb_request *req);
848 void reply_checkpath(struct smb_request *req);
849 void reply_getatr(struct smb_request *req);
850 void reply_setatr(struct smb_request *req);
851 void reply_dskattr(struct smb_request *req);
852 void reply_search(struct smb_request *req);
853 void reply_fclose(struct smb_request *req);
854 void reply_open(struct smb_request *req);
855 void reply_open_and_X(struct smb_request *req);
856 void reply_ulogoffX(struct smb_request *req);
857 void reply_mknew(struct smb_request *req);
858 void reply_ctemp(struct smb_request *req);
859 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
860 uint32 dirtype, struct smb_filename *smb_fname,
861 bool has_wild);
862 void reply_unlink(struct smb_request *req);
863 ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread);
864 void sendfile_short_send(files_struct *fsp,
865 ssize_t nread,
866 size_t headersize,
867 size_t smb_maxcnt);
868 void reply_readbraw(struct smb_request *req);
869 void reply_lockread(struct smb_request *req);
870 void reply_read(struct smb_request *req);
871 void reply_read_and_X(struct smb_request *req);
872 void error_to_writebrawerr(struct smb_request *req);
873 void reply_writebraw(struct smb_request *req);
874 void reply_writeunlock(struct smb_request *req);
875 void reply_write(struct smb_request *req);
876 bool is_valid_writeX_buffer(struct smbd_server_connection *sconn,
877 const uint8_t *inbuf);
878 void reply_write_and_X(struct smb_request *req);
879 void reply_lseek(struct smb_request *req);
880 void reply_flush(struct smb_request *req);
881 void reply_exit(struct smb_request *req);
882 void reply_close(struct smb_request *req);
883 void reply_writeclose(struct smb_request *req);
884 void reply_lock(struct smb_request *req);
885 void reply_unlock(struct smb_request *req);
886 void reply_tdis(struct smb_request *req);
887 void reply_echo(struct smb_request *req);
888 void reply_printopen(struct smb_request *req);
889 void reply_printclose(struct smb_request *req);
890 void reply_printqueue(struct smb_request *req);
891 void reply_printwrite(struct smb_request *req);
892 void reply_mkdir(struct smb_request *req);
893 void reply_rmdir(struct smb_request *req);
894 NTSTATUS rename_internals_fsp(connection_struct *conn,
895 files_struct *fsp,
896 const struct smb_filename *smb_fname_dst_in,
897 uint32 attrs,
898 bool replace_if_exists);
899 NTSTATUS rename_internals(TALLOC_CTX *ctx,
900 connection_struct *conn,
901 struct smb_request *req,
902 struct smb_filename *smb_fname_src,
903 struct smb_filename *smb_fname_dst,
904 uint32 attrs,
905 bool replace_if_exists,
906 bool src_has_wild,
907 bool dest_has_wild,
908 uint32_t access_mask);
909 void reply_mv(struct smb_request *req);
910 NTSTATUS copy_file(TALLOC_CTX *ctx,
911 connection_struct *conn,
912 struct smb_filename *smb_fname_src,
913 struct smb_filename *smb_fname_dst,
914 int ofun,
915 int count,
916 bool target_is_directory);
917 void reply_copy(struct smb_request *req);
918 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
919 bool large_file_format);
920 uint64_t get_lock_count(const uint8_t *data, int data_offset,
921 bool large_file_format);
922 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
923 bool large_file_format, bool *err);
924 void reply_lockingX(struct smb_request *req);
925 void reply_readbmpx(struct smb_request *req);
926 void reply_readbs(struct smb_request *req);
927 void reply_setattrE(struct smb_request *req);
928 void reply_writebmpx(struct smb_request *req);
929 void reply_writebs(struct smb_request *req);
930 void reply_getattrE(struct smb_request *req);
931
932 /* The following definitions come from smbd/seal.c */
933
934 bool is_encrypted_packet(struct smbd_server_connection *sconn,
935 const uint8_t *inbuf);
936 void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf);
937 NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf);
938 NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf,
939 char **buf_out);
940 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
941 unsigned char **ppdata,
942 size_t *p_data_size,
943 unsigned char **pparam,
944 size_t *p_param_size);
945 NTSTATUS srv_encryption_start(connection_struct *conn);
946 void server_encryption_shutdown(struct smbd_server_connection *sconn);
947
948 /* The following definitions come from smbd/sec_ctx.c */
949
950 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
951 bool push_sec_ctx(void);
952 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
953 void set_root_sec_ctx(void);
954 bool pop_sec_ctx(void);
955 void init_sec_ctx(void);
956
957 /* The following definitions come from smbd/server.c */
958
959 struct memcache *smbd_memcache(void);
960 void delete_and_reload_printers(struct tevent_context *ev,
961 struct messaging_context *msg_ctx);
962 bool reload_services(struct smbd_server_connection *sconn,
963 bool (*snumused) (struct smbd_server_connection *, int),
964 bool test);
965 void exit_server(const char *const explanation);
966 void exit_server_cleanly(const char *const explanation);
967 NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx,
968 uint32_t msg_type, DATA_BLOB* data);
969
970 /* The following definitions come from smbd/service.c */
971
972 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
973 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
974 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
975 void load_registry_shares(void);
976 int add_home_service(const char *service, const char *username, const char *homedir);
977 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
978 connection_struct *make_connection_smb2(struct smbd_server_connection *sconn,
979 struct smbXsrv_tcon *tcon,
980 int snum,
981 struct user_struct *vuser,
982 const char *pdev,
983 NTSTATUS *pstatus);
984 connection_struct *make_connection(struct smbd_server_connection *sconn,
985 const char *service_in,
986 const char *pdev, uint64_t vuid,
987 NTSTATUS *status);
988 void close_cnum(connection_struct *conn, uint64_t vuid);
989
990 /* The following definitions come from smbd/session.c */
991 struct sessionid;
992 bool session_init(void);
993 bool session_claim(struct smbd_server_connection *sconn, struct user_struct *vuser);
994 void session_yield(struct user_struct *vuser);
995 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
996
997 /* The following definitions come from smbd/sesssetup.c */
998
999 void reply_sesssetup_and_X(struct smb_request *req);
1000
1001 /* The following definitions come from smbd/share_access.c */
1002
1003 bool token_contains_name_in_list(const char *username,
1004 const char *domain,
1005 const char *sharename,
1006 const struct security_token *token,
1007 const char **list);
1008 bool user_ok_token(const char *username, const char *domain,
1009 const struct security_token *token, int snum);
1010 bool is_share_read_only_for_token(const char *username,
1011 const char *domain,
1012 const struct security_token *token,
1013 connection_struct *conn);
1014
1015 /* The following definitions come from smbd/srvstr.c */
1016
1017 size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1018 const char *src, int dest_len, int flags);
1019 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1020
1021 /* The following definitions come from smbd/statcache.c */
1022
1023 void stat_cache_add( const char *full_orig_name,
1024 char *translated_path,
1025 bool case_sensitive);
1026 bool stat_cache_lookup(connection_struct *conn,
1027 bool posix_paths,
1028 char **pp_name,
1029 char **pp_dirpath,
1030 char **pp_start,
1031 SMB_STRUCT_STAT *pst);
1032 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1033 const char *name);
1034 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1035 const char *name);
1036 void stat_cache_delete(const char *name);
1037 struct TDB_DATA;
1038 unsigned int fast_string_hash(struct TDB_DATA *key);
1039 bool reset_stat_cache( void );
1040
1041 /* The following definitions come from smbd/statvfs.c */
1042
1043 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1044
1045 /* The following definitions come from smbd/trans2.c */
1046
1047 NTSTATUS check_access(connection_struct *conn,
1048 files_struct *fsp,
1049 const struct smb_filename *smb_fname,
1050 uint32_t access_mask);
1051 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1052 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1053 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1054 files_struct *fsp, const char *fname,
1055 const char *ea_name, struct ea_struct *pea);
1056 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1057 files_struct *fsp, const char *fname,
1058 char ***pnames, size_t *pnum_names);
1059 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1060 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1061 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1062 void send_trans2_replies(connection_struct *conn,
1063 struct smb_request *req,
1064 const char *params,
1065 int paramsize,
1066 const char *pdata,
1067 int datasize,
1068 int max_data_bytes);
1069 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1070 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1071 connection_struct *conn,
1072 struct smb_request *req,
1073 bool overwrite_if_exists,
1074 const struct smb_filename *smb_fname_old,
1075 struct smb_filename *smb_fname_new);
1076 NTSTATUS smb_set_file_time(connection_struct *conn,
1077 files_struct *fsp,
1078 const struct smb_filename *smb_fname,
1079 struct smb_file_time *ft,
1080 bool setting_write_time);
1081 void reply_findclose(struct smb_request *req);
1082 void reply_findnclose(struct smb_request *req);
1083 void reply_trans2(struct smb_request *req);
1084 void reply_transs2(struct smb_request *req);
1085
1086 /* The following definitions come from smbd/uid.c */
1087
1088 bool change_to_guest(void);
1089 bool change_to_user(connection_struct *conn, uint64_t vuid);
1090 bool change_to_root_user(void);
1091 bool smbd_change_to_root_user(void);
1092 bool become_authenticated_pipe_user(struct auth_session_info *session_info);
1093 bool unbecome_authenticated_pipe_user(void);
1094 void become_root(void);
1095 void unbecome_root(void);
1096 void smbd_become_root(void);
1097 void smbd_unbecome_root(void);
1098 bool become_user(connection_struct *conn, uint64_t vuid);
1099 bool become_user_by_session(connection_struct *conn,
1100 const struct auth_session_info *session_info);
1101 bool unbecome_user(void);
1102 uid_t get_current_uid(connection_struct *conn);
1103 gid_t get_current_gid(connection_struct *conn);
1104 const struct security_unix_token *get_current_utok(connection_struct *conn);
1105 const struct security_token *get_current_nttok(connection_struct *conn);
1106 uint64_t get_current_vuid(connection_struct *conn);
1107
1108 /* The following definitions come from smbd/utmp.c */
1109
1110 void sys_utmp_claim(const char *username, const char *hostname,
1111 const char *ip_addr_str,
1112 const char *id_str, int id_num);
1113 void sys_utmp_yield(const char *username, const char *hostname,
1114 const char *ip_addr_str,
1115 const char *id_str, int id_num);
1116 void sys_utmp_yield(const char *username, const char *hostname,
1117 const char *ip_addr_str,
1118 const char *id_str, int id_num);
1119 void sys_utmp_claim(const char *username, const char *hostname,
1120 const char *ip_addr_str,
1121 const char *id_str, int id_num);
1122
1123 /* The following definitions come from smbd/vfs.c */
1124
1125 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1126 bool smbd_vfs_init(connection_struct *conn);
1127 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1128 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1129 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
1130 size_t byte_count, off_t offset);
1131 ssize_t vfs_write_data(struct smb_request *req,
1132 files_struct *fsp,
1133 const char *buffer,
1134 size_t N);
1135 ssize_t vfs_pwrite_data(struct smb_request *req,
1136 files_struct *fsp,
1137 const char *buffer,
1138 size_t N,
1139 off_t offset);
1140 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1141 int vfs_set_filelen(files_struct *fsp, off_t len);
1142 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1143 int vfs_fill_sparse(files_struct *fsp, off_t len);
1144 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1145 const char *vfs_readdirname(connection_struct *conn, void *p,
1146 SMB_STRUCT_STAT *sbuf, char **talloced);
1147 int vfs_ChDir(connection_struct *conn, const char *path);
1148 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1149 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1150 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1151 const char *fname,
1152 struct smb_request *smbreq);
1153 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1154 SMB_STRUCT_STAT *psbuf);
1155 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1156 SMB_STRUCT_STAT *psbuf);
1157 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1158 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1159 NTSTATUS vfs_streaminfo(connection_struct *conn,
1160 struct files_struct *fsp,
1161 const char *fname,
1162 TALLOC_CTX *mem_ctx,
1163 unsigned int *num_streams,
1164 struct stream_struct **streams);
1165
1166 /* The following definitions come from smbd/avahi_register.c */
1167
1168 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1169 uint16_t port);
1170
1171 #endif /* _SMBD_PROTO_H_ */
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