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smbXsrv_session: Remove a "can't happen" NULL check
[Samba.git] / source3 / smbd / proto.h
blob4f0b7ac35da4cb4b605892bfc0360083499176b5
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 struct smbXsrv_client;
50 struct smbXsrv_connection;
51 struct dcesrv_context;
52
53 /* The following definitions come from smbd/smb2_signing.c */
54
55 bool srv_init_signing(struct smbXsrv_connection *conn);
56
57 /* The following definitions come from smbd/aio.c */
58
59 struct aio_extra;
60 bool aio_write_through_requested(struct aio_extra *aio_ex);
61 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
62 struct smb_request *smbreq,
63 files_struct *fsp,
64 TALLOC_CTX *ctx,
65 DATA_BLOB *preadbuf,
66 off_t startpos,
67 size_t smb_maxcnt);
68 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
69 struct smb_request *smbreq,
70 files_struct *fsp,
71 uint64_t in_offset,
72 DATA_BLOB in_data,
73 bool write_through);
74 bool cancel_smb2_aio(struct smb_request *smbreq);
75 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
76 struct aio_extra *create_aio_extra(TALLOC_CTX *mem_ctx,
77 files_struct *fsp,
78 size_t buflen);
79 struct tevent_req *pwrite_fsync_send(TALLOC_CTX *mem_ctx,
80 struct tevent_context *ev,
81 struct files_struct *fsp,
82 const void *data,
83 size_t n, off_t offset,
84 bool write_through);
85 ssize_t pwrite_fsync_recv(struct tevent_req *req, int *perr);
86
87 /* The following definitions come from smbd/blocking.c */
88
89 NTSTATUS smbd_do_locks_try(
90 struct files_struct *fsp,
91 uint16_t num_locks,
92 struct smbd_lock_element *locks,
93 uint16_t *blocker_idx,
94 struct server_id *blocking_pid,
95 uint64_t *blocking_smblctx);
96 struct tevent_req *smbd_smb1_do_locks_send(
97 TALLOC_CTX *mem_ctx,
98 struct tevent_context *ev,
99 struct smb_request **smbreq, /* talloc_move()d into our state */
100 struct files_struct *fsp,
101 uint32_t lock_timeout,
102 bool large_offset,
103 uint16_t num_locks,
104 struct smbd_lock_element *locks);
105 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
106 bool smbd_smb1_do_locks_extract_smbreq(
107 struct tevent_req *req,
108 TALLOC_CTX *mem_ctx,
109 struct smb_request **psmbreq);
110 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
111 bool smbd_smb1_brl_finish_by_lock(
112 struct files_struct *fsp,
113 bool large_offset,
114 struct smbd_lock_element lock,
115 NTSTATUS finish_status);
116 bool smbd_smb1_brl_finish_by_mid(
117 struct smbd_server_connection *sconn, uint64_t mid);
118
119 /* The following definitions come from smbd/close.c */
120
121 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
122 NTSTATUS close_file_smb(struct smb_request *req,
123 struct files_struct *fsp,
124 enum file_close_type close_type);
125 NTSTATUS close_file_free(struct smb_request *req,
126 struct files_struct **_fsp,
127 enum file_close_type close_type);
128 void msg_close_file(struct messaging_context *msg_ctx,
129 void *private_data,
130 uint32_t msg_type,
131 struct server_id server_id,
132 DATA_BLOB *data);
133 NTSTATUS delete_all_streams(connection_struct *conn,
134 const struct smb_filename *smb_fname);
135 NTSTATUS recursive_rmdir(TALLOC_CTX *ctx,
136 connection_struct *conn,
137 struct smb_filename *smb_dname);
138 bool has_other_nonposix_opens(struct share_mode_lock *lck,
139 struct files_struct *fsp);
140
141 /* The following definitions come from smbd/conn.c */
142
143 int conn_num_open(struct smbd_server_connection *sconn);
144 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
145 enum protocol_types conn_protocol(struct smbd_server_connection *sconn);
146 connection_struct *conn_new(struct smbd_server_connection *sconn);
147 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
148 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
149 void conn_free(connection_struct *conn);
150 void conn_setup_case_options(connection_struct *conn);
151 void conn_force_tdis(
152 struct smbd_server_connection *sconn,
153 bool (*check_fn)(struct connection_struct *conn,
154 void *private_data),
155 void *private_data);
156 void msg_force_tdis(struct messaging_context *msg,
157 void *private_data,
158 uint32_t msg_type,
159 struct server_id server_id,
160 DATA_BLOB *data);
161 void msg_force_tdis_denied(
162 struct messaging_context *msg,
163 void *private_data,
164 uint32_t msg_type,
165 struct server_id server_id,
166 DATA_BLOB *data);
167
168 /* The following definitions come from smbd/connection.c */
169
170 int count_current_connections(const char *sharename, bool verify);
171 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
172
173 /* The following definitions come from smbd/dfree.c */
174
175 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
176 uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
177 void flush_dfree_cache(void);
178
179 /* The following definitions come from smbd/dmapi.c */
180
181 const void *dmapi_get_current_session(void);
182 bool dmapi_have_session(void);
183 bool dmapi_new_session(void);
184 bool dmapi_destroy_session(void);
185 uint32_t dmapi_file_flags(const char * const path);
186
187 /* The following definitions come from smbd/dnsregister.c */
188
189 bool smbd_setup_mdns_registration(struct tevent_context *ev,
190 TALLOC_CTX *mem_ctx,
191 uint16_t port);
192
193 /* The following definitions come from smbd/dosmode.c */
194
195 mode_t unix_mode(connection_struct *conn, int dosmode,
196 const struct smb_filename *smb_fname,
197 struct files_struct *parent_dirfsp);
198 uint32_t dos_mode_msdfs(connection_struct *conn,
199 const char *name,
200 const struct stat_ex *st);
201 uint32_t fdos_mode(struct files_struct *fsp);
202 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
203 struct tevent_context *ev,
204 files_struct *dir_fsp,
205 struct smb_filename *smb_fname);
206 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
207 int file_set_dosmode(connection_struct *conn,
208 struct smb_filename *smb_fname,
209 uint32_t dosmode,
210 struct smb_filename *parent_dir,
211 bool newfile);
212 NTSTATUS file_set_sparse(connection_struct *conn,
213 struct files_struct *fsp,
214 bool sparse);
215 int file_ntimes(connection_struct *conn,
216 files_struct *fsp,
217 struct smb_file_time *ft);
218 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
219 bool set_sticky_write_time_fsp(struct files_struct *fsp,
220 struct timespec mtime);
221
222 NTSTATUS fget_ea_dos_attribute(struct files_struct *fsp,
223 uint32_t *pattr);
224 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
225 struct smb_filename *smb_fname,
226 uint32_t dosmode);
227
228 NTSTATUS set_create_timespec_ea(struct files_struct *fsp,
229 struct timespec create_time);
230
231 struct timespec get_create_timespec(connection_struct *conn,
232 struct files_struct *fsp,
233 const struct smb_filename *smb_fname);
234
235 struct timespec get_change_timespec(connection_struct *conn,
236 struct files_struct *fsp,
237 const struct smb_filename *smb_fname);
238
239 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
240 DATA_BLOB blob,
241 uint32_t *pattr);
242
243 /* The following definitions come from smbd/error.c */
244
245 bool use_nt_status(void);
246 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
247 size_t error_packet(char *outbuf,
248 uint8_t eclass,
249 uint32_t ecode,
250 NTSTATUS ntstatus,
251 int line,
252 const char *file);
253 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
254 int line, const char *file);
255 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
256 int line, const char *file);
257 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
258 NTSTATUS status, int line, const char *file);
259 void reply_openerror(struct smb_request *req, NTSTATUS status);
260
261 /* The following definitions come from smbd/file_access.c */
262
263 bool can_delete_file_in_directory(connection_struct *conn,
264 struct files_struct *dirfsp,
265 const struct smb_filename *smb_fname);
266 bool can_write_to_fsp(struct files_struct *fsp);
267 bool directory_has_default_acl_fsp(struct files_struct *fsp);
268 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
269
270 /* The following definitions come from smbd/fileio.c */
271
272 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
273 void fsp_flush_write_time_update(struct files_struct *fsp);
274 void trigger_write_time_update(struct files_struct *fsp);
275 void trigger_write_time_update_immediate(struct files_struct *fsp);
276 void mark_file_modified(files_struct *fsp);
277 ssize_t write_file(struct smb_request *req,
278 files_struct *fsp,
279 const char *data,
280 off_t pos,
281 size_t n);
282 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
283
284 /* The following definitions come from smbd/filename.c */
285
286 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
287 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
288 NTSTATUS canonicalize_snapshot_path(struct smb_filename *smb_fname,
289 uint32_t ucf_flags,
290 NTTIME twrp);
291 NTSTATUS get_real_filename_full_scan_at(struct files_struct *dirfsp,
292 const char *name,
293 bool mangled,
294 TALLOC_CTX *mem_ctx,
295 char **found_name);
296 char *get_original_lcomp(TALLOC_CTX *ctx,
297 connection_struct *conn,
298 const char *filename_in,
299 uint32_t ucf_flags);
300 NTSTATUS get_real_filename_at(struct files_struct *dirfsp,
301 const char *name,
302 TALLOC_CTX *mem_ctx,
303 char **found_name);
304
305 /* The following definitions come from smbd/files.c */
306
307 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
308 files_struct **result);
309 void fsp_set_gen_id(files_struct *fsp);
310 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
311 files_struct **result);
312 NTSTATUS fsp_bind_smb(struct files_struct *fsp, struct smb_request *req);
313 void file_close_conn(connection_struct *conn, enum file_close_type close_type);
314 bool file_init_global(void);
315 bool file_init(struct smbd_server_connection *sconn);
316 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
317 struct files_struct *files_forall(
318 struct smbd_server_connection *sconn,
319 struct files_struct *(*fn)(struct files_struct *fsp,
320 void *private_data),
321 void *private_data);
322 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
323 files_struct *file_find_dif(struct smbd_server_connection *sconn,
324 struct file_id id, unsigned long gen_id);
325 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
326 struct file_id id,
327 bool need_fsa);
328 files_struct *file_find_di_next(files_struct *start_fsp,
329 bool need_fsa);
330 struct files_struct *file_find_one_fsp_from_lease_key(
331 struct smbd_server_connection *sconn,
332 const struct smb2_lease_key *lease_key);
333 bool file_find_subpath(files_struct *dir_fsp);
334 void fsp_unbind_smb(struct smb_request *req, files_struct *fsp);
335 void file_free(struct smb_request *req, files_struct *fsp);
336 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
337 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
338 uint64_t persistent_id,
339 uint64_t volatile_id);
340 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
341 uint64_t persistent_id,
342 uint64_t volatile_id);
343 NTSTATUS dup_file_fsp(
344 files_struct *from,
345 uint32_t access_mask,
346 files_struct *to);
347 NTSTATUS file_name_hash(connection_struct *conn,
348 const char *name, uint32_t *p_name_hash);
349 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
350 const struct smb_filename *smb_fname_in);
351 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
352 void fsp_set_base_fsp(struct files_struct *fsp, struct files_struct *base_fsp);
353 bool fsp_is_alternate_stream(const struct files_struct *fsp);
354 struct files_struct *metadata_fsp(struct files_struct *fsp);
355 bool fsp_search_ask_sharemode(struct files_struct *fsp);
356 bool fsp_getinfo_ask_sharemode(struct files_struct *fsp);
357
358 NTSTATUS create_internal_fsp(connection_struct *conn,
359 const struct smb_filename *smb_fname,
360 struct files_struct **_fsp);
361 NTSTATUS create_internal_dirfsp(connection_struct *conn,
362 const struct smb_filename *smb_dname,
363 struct files_struct **_fsp);
364
365 NTSTATUS open_internal_dirfsp(connection_struct *conn,
366 const struct smb_filename *smb_dname,
367 int open_flags,
368 struct files_struct **_fsp);
369 NTSTATUS openat_internal_dir_from_pathref(
370 struct files_struct *dirfsp,
371 int open_flags,
372 struct files_struct **_fsp);
373
374 NTSTATUS openat_pathref_fsp(const struct files_struct *dirfsp,
375 struct smb_filename *smb_fname);
376 NTSTATUS open_stream_pathref_fsp(
377 struct files_struct **_base_fsp,
378 struct smb_filename *smb_fname);
379
380 struct reparse_data_buffer;
381
382 NTSTATUS openat_pathref_fsp_nosymlink(
383 TALLOC_CTX *mem_ctx,
384 struct connection_struct *conn,
385 struct files_struct *dirfsp,
386 const char *path_in,
387 NTTIME twrp,
388 bool posix,
389 struct smb_filename **_smb_fname,
390 struct reparse_data_buffer **_symlink_err);
391 NTSTATUS openat_pathref_fsp_lcomp(struct files_struct *dirfsp,
392 struct smb_filename *smb_fname_rel,
393 uint32_t ucf_flags);
394 NTSTATUS readlink_talloc(
395 TALLOC_CTX *mem_ctx,
396 struct files_struct *dirfsp,
397 struct smb_filename *smb_relname,
398 char **_substitute);
399
400 NTSTATUS read_symlink_reparse(TALLOC_CTX *mem_ctx,
401 struct files_struct *dirfsp,
402 struct smb_filename *smb_relname,
403 struct reparse_data_buffer **_reparse);
404
405 void smb_fname_fsp_unlink(struct smb_filename *smb_fname);
406
407 NTSTATUS move_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
408 struct smb_filename *smb_fname_src);
409
410 NTSTATUS reference_smb_fname_fsp_link(struct smb_filename *smb_fname_dst,
411 const struct smb_filename *smb_fname_src);
412
413 NTSTATUS synthetic_pathref(TALLOC_CTX *mem_ctx,
414 struct files_struct *dirfsp,
415 const char *base_name,
416 const char *stream_name,
417 const SMB_STRUCT_STAT *psbuf,
418 NTTIME twrp,
419 uint32_t flags,
420 struct smb_filename **_smb_fname);
421
422 NTSTATUS parent_pathref(TALLOC_CTX *mem_ctx,
423 struct files_struct *dirfsp,
424 const struct smb_filename *smb_fname,
425 struct smb_filename **_parent,
426 struct smb_filename **_atname);
427
428 /* The following definitions come from smbd/smb2_ipc.c */
429
430 NTSTATUS nt_status_np_pipe(NTSTATUS status);
431
432 /* The following definitions come from smbd/mangle.c */
433
434 void mangle_reset_cache(void);
435 void mangle_change_to_posix(void);
436 bool mangle_is_mangled(const char *s, const struct share_params *p);
437 bool mangle_is_8_3(const char *fname, bool check_case,
438 const struct share_params *p);
439 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
440 const struct share_params *p);
441 bool mangle_must_mangle(const char *fname,
442 const struct share_params *p);
443 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
444 const char *in,
445 char **out, /* talloced on the given context. */
446 const struct share_params *p);
447 bool name_to_8_3(const char *in,
448 char out[13],
449 bool cache83,
450 const struct share_params *p);
451
452 /* The following definitions come from smbd/mangle_hash.c */
453
454 const struct mangle_fns *mangle_hash_init(void);
455
456 /* The following definitions come from smbd/mangle_hash2.c */
457
458 const struct mangle_fns *mangle_hash2_init(void);
459 const struct mangle_fns *posix_mangle_init(void);
460
461 /* The following definitions come from smbd/msdfs.c */
462
463 bool parse_msdfs_symlink(TALLOC_CTX *ctx,
464 bool shuffle_referrals,
465 const char *target,
466 struct referral **preflist,
467 size_t *refcount);
468 bool is_msdfs_link(struct files_struct *dirfsp,
469 struct smb_filename *smb_fname);
470 struct junction_map;
471 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
472 struct auth_session_info *session_info,
473 const char *dfs_path,
474 const struct tsocket_address *remote_address,
475 const struct tsocket_address *local_address,
476 struct junction_map *jucn,
477 size_t *consumedcntp,
478 bool *self_referralp);
479 int setup_dfs_referral(connection_struct *orig_conn,
480 const char *dfs_path,
481 int max_referral_level,
482 char **ppdata, NTSTATUS *pstatus);
483 bool create_junction(TALLOC_CTX *ctx,
484 const char *dfs_path,
485 struct junction_map *jucn);
486 struct referral;
487 char *msdfs_link_string(TALLOC_CTX *ctx,
488 const struct referral *reflist,
489 size_t referral_count);
490 bool create_msdfs_link(const struct junction_map *jucn,
491 struct auth_session_info *session_info);
492 bool remove_msdfs_link(const struct junction_map *jucn,
493 struct auth_session_info *session_info);
494
495 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx,
496 struct auth_session_info *session_info,
497 size_t *p_num_jn);
498 struct connection_struct;
499 struct smb_filename;
500
501 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *mem_ctx,
502 struct tevent_context *ev,
503 struct messaging_context *msg,
504 const struct auth_session_info *session_info,
505 int snum,
506 const char *path,
507 struct connection_struct **c);
508 struct conn_struct_tos {
509 struct connection_struct *conn;
510 struct smb_filename *oldcwd_fname;
511 };
512 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
513 int snum,
514 const char *path,
515 const struct auth_session_info *session_info,
516 struct conn_struct_tos **_c);
517 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
518 int snum,
519 const char *path,
520 const struct auth_session_info *session_info,
521 struct conn_struct_tos **_c);
522
523 /* The following definitions come from smbd/notify.c */
524
525 bool change_notify_fsp_has_changes(struct files_struct *fsp);
526 void change_notify_reply(struct smb_request *req,
527 NTSTATUS error_code,
528 uint32_t max_param,
529 struct notify_change_buf *notify_buf,
530 void (*reply_fn)(struct smb_request *req,
531 NTSTATUS error_code,
532 uint8_t *buf, size_t len));
533 void notify_callback(struct smbd_server_connection *sconn,
534 void *private_data, struct timespec when,
535 const struct notify_event *e);
536 NTSTATUS change_notify_create(struct files_struct *fsp,
537 uint32_t max_buffer_size,
538 uint32_t filter,
539 bool recursive);
540 NTSTATUS change_notify_add_request(struct smb_request *req,
541 uint32_t max_param,
542 uint32_t filter, bool recursive,
543 struct files_struct *fsp,
544 void (*reply_fn)(struct smb_request *req,
545 NTSTATUS error_code,
546 uint8_t *buf, size_t len));
547 void smbd_notify_cancel_deleted(struct messaging_context *msg,
548 void *private_data, uint32_t msg_type,
549 struct server_id server_id, DATA_BLOB *data);
550 void smbd_notifyd_restarted(struct messaging_context *msg,
551 void *private_data, uint32_t msg_type,
552 struct server_id server_id, DATA_BLOB *data);
553 bool remove_pending_change_notify_requests_by_mid(
554 struct smbd_server_connection *sconn, uint64_t mid);
555 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
556 NTSTATUS status);
557 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
558 const char *path);
559 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
560 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
561 struct tevent_context *ev);
562
563 /* The following definitions come from smbd/notify_inotify.c */
564
565 int inotify_watch(TALLOC_CTX *mem_ctx,
566 struct sys_notify_context *ctx,
567 const char *path,
568 uint32_t *filter,
569 uint32_t *subdir_filter,
570 void (*callback)(struct sys_notify_context *ctx,
571 void *private_data,
572 struct notify_event *ev,
573 uint32_t filter),
574 void *private_data,
575 void *handle_p);
576
577 int fam_watch(TALLOC_CTX *mem_ctx,
578 struct sys_notify_context *ctx,
579 const char *path,
580 uint32_t *filter,
581 uint32_t *subdir_filter,
582 void (*callback)(struct sys_notify_context *ctx,
583 void *private_data,
584 struct notify_event *ev,
585 uint32_t filter),
586 void *private_data,
587 void *handle_p);
588
589
590 /* The following definitions come from smbd/notify_internal.c */
591
592 struct notify_context *notify_init(
593 TALLOC_CTX *mem_ctx, struct messaging_context *msg,
594 struct smbd_server_connection *sconn,
595 void (*callback)(struct smbd_server_connection *sconn,
596 void *, struct timespec,
597 const struct notify_event *));
598 NTSTATUS notify_add(struct notify_context *ctx,
599 const char *path, uint32_t filter, uint32_t subdir_filter,
600 void *private_data);
601 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
602 char *path);
603 void notify_trigger(struct notify_context *notify,
604 uint32_t action, uint32_t filter,
605 const char *dir, const char *path);
606
607 /* The following definitions come from smbd/ntquotas.c */
608
609 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
610 struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
611 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
612 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
613 void *init_quota_handle(TALLOC_CTX *mem_ctx);
614
615 /* The following definitions come from smbd/smb2_nttrans.c */
616
617 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
618 uint32_t security_info_sent);
619 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
620 uint32_t security_info_sent);
621 NTSTATUS copy_internals(TALLOC_CTX *ctx,
622 connection_struct *conn,
623 struct smb_request *req,
624 struct files_struct *src_dirfsp,
625 struct smb_filename *smb_fname_src,
626 struct files_struct *dst_dirfsp,
627 struct smb_filename *smb_fname_dst,
628 uint32_t attrs);
629 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
630 TALLOC_CTX *mem_ctx,
631 files_struct *fsp,
632 uint32_t security_info_wanted,
633 uint32_t max_data_count,
634 uint8_t **ppmarshalled_sd,
635 size_t *psd_size);
636 #ifdef HAVE_SYS_QUOTAS
637
638 struct smb2_query_quota_info;
639
640 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
641 files_struct *fsp,
642 bool restart_scan,
643 bool return_single,
644 uint32_t sid_list_length,
645 DATA_BLOB *sidbuffer,
646 uint32_t max_data_count,
647 uint8_t **p_data,
648 uint32_t *p_data_size);
649 #endif
650
651 /* The following definitions come from smbd/open.c */
652
653 NTSTATUS smbd_check_access_rights_fsp(struct files_struct *dirfsp,
654 struct files_struct *fsp,
655 bool use_privs,
656 uint32_t access_mask);
657 NTSTATUS check_parent_access_fsp(struct files_struct *fsp,
658 uint32_t access_mask);
659 NTSTATUS fd_openat(const struct files_struct *dirfsp,
660 struct smb_filename *smb_fname,
661 files_struct *fsp,
662 const struct vfs_open_how *how);
663 NTSTATUS fd_close(files_struct *fsp);
664 bool is_oplock_stat_open(uint32_t access_mask);
665 bool is_lease_stat_open(uint32_t access_mask);
666 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
667 const struct file_id *id,
668 const struct share_mode_entry *exclusive,
669 uint16_t break_to);
670 struct deferred_open_record;
671 bool is_deferred_open_async(const struct deferred_open_record *rec);
672 bool defer_smb1_sharing_violation(struct smb_request *req);
673 NTSTATUS create_directory(connection_struct *conn,
674 struct smb_request *req,
675 struct files_struct *dirfsp,
676 struct smb_filename *smb_dname);
677 void msg_file_was_renamed(struct messaging_context *msg,
678 void *private_data,
679 uint32_t msg_type,
680 struct server_id server_id,
681 DATA_BLOB *data);
682 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
683 const struct smb2_lease_key *key,
684 uint32_t current_state,
685 uint16_t lease_version,
686 uint16_t lease_epoch);
687 NTSTATUS create_file_default(connection_struct *conn,
688 struct smb_request *req,
689 struct files_struct *dirfsp,
690 struct smb_filename * smb_fname,
691 uint32_t access_mask,
692 uint32_t share_access,
693 uint32_t create_disposition,
694 uint32_t create_options,
695 uint32_t file_attributes,
696 uint32_t oplock_request,
697 const struct smb2_lease *lease,
698 uint64_t allocation_size,
699 uint32_t private_flags,
700 struct security_descriptor *sd,
701 struct ea_list *ea_list,
702 files_struct **result,
703 int *pinfo,
704 const struct smb2_create_blobs *in_context_blobs,
705 struct smb2_create_blobs *out_context_blobs);
706
707 /* The following definitions come from smbd/oplock.c */
708
709 uint32_t get_lease_type(struct share_mode_entry *e, struct file_id id);
710
711 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
712 NTSTATUS set_file_oplock(files_struct *fsp);
713 void release_file_oplock(files_struct *fsp);
714 bool remove_oplock(files_struct *fsp);
715 bool downgrade_oplock(files_struct *fsp);
716 bool fsp_lease_update(struct files_struct *fsp);
717 NTSTATUS downgrade_lease(struct smbXsrv_client *client,
718 uint32_t num_file_ids,
719 const struct file_id *ids,
720 const struct smb2_lease_key *key,
721 uint32_t lease_state);
722 void contend_level2_oplocks_begin(files_struct *fsp,
723 enum level2_contention_type type);
724 void contend_level2_oplocks_end(files_struct *fsp,
725 enum level2_contention_type type);
726 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
727 enum level2_contention_type type);
728 void smbd_contend_level2_oplocks_end(files_struct *fsp,
729 enum level2_contention_type type);
730 void share_mode_entry_to_message(char *msg, const struct file_id *id,
731 const struct share_mode_entry *e);
732 void message_to_share_mode_entry(struct file_id *id,
733 struct share_mode_entry *e,
734 const char *msg);
735 bool init_oplocks(struct smbd_server_connection *sconn);
736 void init_kernel_oplocks(struct smbd_server_connection *sconn);
737
738 /* The following definitions come from smbd/oplock_linux.c */
739
740 int linux_set_lease_sighandler(int fd);
741 int linux_setlease(int fd, int leasetype);
742 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
743
744 /* The following definitions come from smbd/password.c */
745
746 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
747 int register_homes_share(const char *username);
748
749 /* The following definitions come from smbd/pipes.c */
750
751 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
752 struct files_struct **pfsp);
753
754 /* The following definitions come from smbd/posix_acls.c */
755
756 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
757 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
758 uint32_t map_canon_ace_perms(int snum,
759 enum security_ace_type *pacl_type,
760 mode_t perms,
761 bool directory_ace);
762 bool current_user_in_group(connection_struct *conn, gid_t gid);
763 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
764 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
765 TALLOC_CTX *mem_ctx,
766 struct security_descriptor **ppdesc);
767 NTSTATUS chown_if_needed(files_struct *fsp, uint32_t security_info_sent,
768 const struct security_descriptor *psd,
769 bool *did_chown);
770 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
771 int get_acl_group_bits(connection_struct *conn,
772 struct files_struct *fsp,
773 mode_t *mode);
774 int inherit_access_posix_acl(connection_struct *conn,
775 struct files_struct *inherit_from_dirfsp,
776 const struct smb_filename *smb_fname,
777 mode_t mode);
778 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
779 files_struct *fsp,
780 uint16_t num_def_acls, const char *pdata);
781 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
782 uint16_t num_acls,
783 const char *pdata);
784 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
785 const struct smb_filename *smb_fname,
786 TALLOC_CTX *mem_ctx,
787 char **blob_description,
788 DATA_BLOB *blob);
789 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
790 files_struct *fsp,
791 TALLOC_CTX *mem_ctx,
792 char **blob_description,
793 DATA_BLOB *blob);
794
795 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
796
797 const struct enum_list *get_default_acl_style_list(void);
798
799 NTSTATUS make_default_filesystem_acl(
800 TALLOC_CTX *ctx,
801 enum default_acl_style acl_style,
802 const char *name,
803 const SMB_STRUCT_STAT *psbuf,
804 struct security_descriptor **ppdesc);
805
806 /* The following definitions come from smbd/smb2_process.c */
807
808 #if !defined(WITH_SMB1SERVER)
809 bool smb1_srv_send(struct smbXsrv_connection *xconn,
810 char *buffer,
811 bool do_signing,
812 uint32_t seqnum,
813 bool do_encrypt);
814 #endif
815 size_t srv_smb1_set_message(char *buf,
816 size_t num_words,
817 size_t num_bytes,
818 bool zero);
819 NTSTATUS read_packet_remainder(int fd, char *buffer,
820 unsigned int timeout, ssize_t len);
821 NTSTATUS receive_smb_talloc(TALLOC_CTX *mem_ctx,
822 struct smbXsrv_connection *xconn,
823 int sock,
824 char **buffer, unsigned int timeout,
825 size_t *p_unread, bool *p_encrypted,
826 size_t *p_len,
827 uint32_t *seqnum,
828 bool trusted_channel);
829 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
830 uint64_t mid);
831 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
832 uint64_t mid);
833 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
834 bool get_deferred_open_message_state(struct smb_request *smbreq,
835 struct timeval *p_request_time,
836 struct deferred_open_record **open_rec);
837 bool push_deferred_open_message_smb(struct smb_request *req,
838 struct timeval timeout,
839 struct file_id id,
840 struct deferred_open_record *open_rec);
841 bool create_smb1_outbuf(TALLOC_CTX *mem_ctx, struct smb_request *req,
842 const uint8_t *inbuf, char **outbuf,
843 uint8_t num_words, uint32_t num_bytes);
844 void construct_smb1_reply_common_req(struct smb_request *req, char *outbuf);
845 void reply_smb1_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
846 void process_smb(struct smbXsrv_connection *xconn,
847 uint8_t *inbuf,
848 size_t nread,
849 size_t unread_bytes,
850 uint32_t seqnum,
851 bool encrypted);
852 void smbd_process(struct tevent_context *ev_ctx,
853 struct messaging_context *msg_ctx,
854 int sock_fd,
855 bool interactive);
856 bool valid_smb1_header(const uint8_t *inbuf);
857 bool init_smb1_request(struct smb_request *req,
858 struct smbd_server_connection *sconn,
859 struct smbXsrv_connection *xconn,
860 const uint8_t *inbuf,
861 size_t unread_bytes, bool encrypted,
862 uint32_t seqnum);
863
864 /* The following definitions come from smbd/quotas.c */
865
866 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
867 uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
868
869 /* The following definitions come from smbd/smb2_reply.c */
870
871 NTSTATUS check_path_syntax(char *path, bool posix);
872 NTSTATUS smb1_strip_dfs_path(TALLOC_CTX *mem_ctx,
873 uint32_t *ucf_flags,
874 char **in_path);
875 NTSTATUS smb2_strip_dfs_path(const char *in_path, const char **out_path);
876 size_t srvstr_get_path(TALLOC_CTX *ctx,
877 const char *inbuf,
878 uint16_t smb_flags2,
879 char **pp_dest,
880 const char *src,
881 size_t src_len,
882 int flags,
883 NTSTATUS *err);
884 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
885 const char *inbuf,
886 uint16_t smb_flags2,
887 char **pp_dest,
888 const char *src,
889 size_t src_len,
890 int flags,
891 NTSTATUS *err);
892 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
893 char **pp_dest, const char *src, int flags,
894 NTSTATUS *err);
895 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
896 char **dest, const uint8_t *src, int flags);
897 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
898 files_struct *fsp);
899 bool check_fsp(connection_struct *conn, struct smb_request *req,
900 files_struct *fsp);
901 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
902 files_struct *fsp);
903 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
904 NTSTATUS unlink_internals(connection_struct *conn,
905 struct smb_request *req,
906 uint32_t dirtype,
907 struct files_struct *dirfsp,
908 struct smb_filename *smb_fname);
909 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
910 off_t startpos, size_t nread);
911 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
912 files_struct *fsp,
913 ssize_t nread,
914 size_t headersize,
915 size_t smb_maxcnt);
916 NTSTATUS rename_internals_fsp(connection_struct *conn,
917 files_struct *fsp,
918 struct smb_filename *smb_fname_dst_in,
919 const char *dst_original_lcomp,
920 uint32_t attrs,
921 bool replace_if_exists);
922 NTSTATUS rename_internals(TALLOC_CTX *ctx,
923 connection_struct *conn,
924 struct smb_request *req,
925 struct files_struct *src_dirfsp,
926 struct smb_filename *smb_fname_src,
927 struct smb_filename *smb_fname_dst,
928 const char *dst_original_lcomp,
929 uint32_t attrs,
930 bool replace_if_exists,
931 uint32_t access_mask);
932 NTSTATUS copy_file(TALLOC_CTX *ctx,
933 connection_struct *conn,
934 struct smb_filename *smb_fname_src,
935 struct smb_filename *smb_fname_dst,
936 uint32_t new_create_disposition);
937 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
938 bool large_file_format);
939
940 /* The following definitions come from smbd/seal.c */
941
942 bool is_encrypted_packet(const uint8_t *inbuf);
943 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
944 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
945 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
946 char **buf_out);
947 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
948 unsigned char **ppdata,
949 size_t *p_data_size,
950 unsigned char **pparam,
951 size_t *p_param_size);
952 NTSTATUS srv_encryption_start(connection_struct *conn);
953 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
954
955 /* The following definitions come from smbd/sec_ctx.c */
956
957 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
958 bool push_sec_ctx(void);
959 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
960 void set_root_sec_ctx(void);
961 bool pop_sec_ctx(void);
962 void init_sec_ctx(void);
963 const struct security_token *sec_ctx_active_token(void);
964
965 /* The following definitions come from smbd/server.c */
966
967 struct memcache *smbd_memcache(void);
968 bool snum_is_shared_printer(int snum);
969 void delete_and_reload_printers(void);
970 bool reload_services(struct smbd_server_connection *sconn,
971 bool (*snumused) (struct smbd_server_connection *, int),
972 bool test);
973
974 /* The following definitions come from smbd/server_exit.c */
975
976 void smbd_exit_server(const char *reason) _NORETURN_;
977 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
978
979 /* The following definitions come from smbd/smb2_service.c */
980
981 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
982 bool canonicalize_connect_path(connection_struct *conn);
983 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
984 bool chdir_current_service(connection_struct *conn);
985 void load_registry_shares(void);
986 int add_home_service(const char *service, const char *username, const char *homedir);
987 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
988 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
989 struct smbXsrv_tcon *tcon,
990 int snum,
991 const char *pdev,
992 NTSTATUS *pstatus);
993 NTSTATUS make_connection_snum(struct smbXsrv_connection *xconn,
994 connection_struct *conn,
995 int snum,
996 struct smbXsrv_session *session,
997 const char *pdev);
998 void close_cnum(connection_struct *conn,
999 uint64_t vuid,
1000 enum file_close_type close_type);
1001
1002 /* The following definitions come from smbd/session.c */
1003 struct sessionid;
1004 struct smbXsrv_session;
1005 bool session_init(void);
1006 bool session_claim(struct smbXsrv_session *session);
1007 void session_yield(struct smbXsrv_session *session);
1008 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1009 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1010 const char *machine, struct sessionid **session_list);
1011
1012 /* The following definitions come from smbd/share_access.c */
1013
1014 bool token_contains_name_in_list(const char *username,
1015 const char *domain,
1016 const char *sharename,
1017 const struct security_token *token,
1018 const char **list);
1019 bool user_ok_token(const char *username, const char *domain,
1020 const struct security_token *token, int snum);
1021 bool is_share_read_only_for_token(const char *username,
1022 const char *domain,
1023 const struct security_token *token,
1024 connection_struct *conn);
1025
1026 /* The following definitions come from smbd/srvstr.c */
1027
1028 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1029 const char *src, int dest_len, int flags, size_t *ret_len);
1030
1031 /* The following definitions come from smbd/statvfs.c */
1032
1033 int sys_statvfs(const char *path, struct vfs_statvfs_struct *statbuf);
1034
1035 /* The following definitions come from smbd/trans2.c */
1036
1037 char *store_file_unix_basic(connection_struct *conn,
1038 char *pdata,
1039 files_struct *fsp,
1040 const SMB_STRUCT_STAT *psbuf);
1041 char *store_file_unix_basic_info2(connection_struct *conn,
1042 char *pdata,
1043 files_struct *fsp,
1044 const SMB_STRUCT_STAT *psbuf);
1045 NTSTATUS smb_set_file_disposition_info(connection_struct *conn,
1046 const char *pdata,
1047 int total_data,
1048 files_struct *fsp,
1049 struct smb_filename *smb_fname);
1050 NTSTATUS refuse_symlink_fsp(const struct files_struct *fsp);
1051 NTSTATUS check_any_access_fsp(struct files_struct *fsp,
1052 uint32_t access_requested);
1053 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1054 bool samba_private_attr_name(const char *unix_ea_name);
1055 NTSTATUS get_ea_value_fsp(TALLOC_CTX *mem_ctx,
1056 files_struct *fsp,
1057 const char *ea_name,
1058 struct ea_struct *pea);
1059 NTSTATUS get_ea_names_from_fsp(TALLOC_CTX *mem_ctx,
1060 files_struct *fsp,
1061 char ***pnames,
1062 size_t *pnum_names);
1063 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1064 struct ea_list *ea_list);
1065 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1066 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1067 connection_struct *conn,
1068 struct smb_request *req,
1069 bool overwrite_if_exists,
1070 const struct smb_filename *smb_fname_old,
1071 struct smb_filename *smb_fname_new);
1072 NTSTATUS smb_set_file_time(connection_struct *conn,
1073 files_struct *fsp,
1074 struct smb_filename *smb_fname,
1075 struct smb_file_time *ft,
1076 bool setting_write_time);
1077 NTSTATUS smb_set_file_size(connection_struct *conn,
1078 struct smb_request *req,
1079 files_struct *fsp,
1080 struct smb_filename *smb_fname,
1081 const SMB_STRUCT_STAT *psbuf,
1082 off_t size,
1083 bool fail_after_createfile);
1084
1085 bool map_info2_flags_to_sbuf(const SMB_STRUCT_STAT *psbuf,
1086 const uint32_t smb_fflags,
1087 const uint32_t smb_fmask,
1088 int *stat_fflags);
1089
1090 enum perm_type {
1091 PERM_NEW_FILE,
1092 PERM_NEW_DIR,
1093 PERM_EXISTING_FILE,
1094 PERM_EXISTING_DIR
1095 };
1096
1097 NTSTATUS unix_perms_from_wire(connection_struct *conn,
1098 const SMB_STRUCT_STAT *psbuf,
1099 uint32_t perms,
1100 enum perm_type ptype,
1101 mode_t *ret_perms);
1102 struct ea_list *read_ea_list(TALLOC_CTX *ctx, const char *pdata,
1103 size_t data_size);
1104 unsigned int estimate_ea_size(files_struct *fsp);
1105 NTSTATUS smb_set_fsquota(connection_struct *conn,
1106 struct smb_request *req,
1107 files_struct *fsp,
1108 const DATA_BLOB *qdata);
1109
1110 /* The following definitions come from smbd/uid.c */
1111
1112 bool change_to_guest(void);
1113 NTSTATUS check_user_share_access(connection_struct *conn,
1114 const struct auth_session_info *session_info,
1115 uint32_t *p_share_access,
1116 bool *p_readonly_share);
1117 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1118 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1119 bool smbd_change_to_root_user(void);
1120 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1121 bool smbd_unbecome_authenticated_pipe_user(void);
1122 void become_root(void);
1123 void unbecome_root(void);
1124 void smbd_become_root(void);
1125 void smbd_unbecome_root(void);
1126 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1127 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1128 bool become_user_without_service_by_session(connection_struct *conn,
1129 const struct auth_session_info *session_info);
1130 bool unbecome_user_without_service(void);
1131 uid_t get_current_uid(connection_struct *conn);
1132 gid_t get_current_gid(connection_struct *conn);
1133 const struct security_unix_token *get_current_utok(connection_struct *conn);
1134 const struct security_token *get_current_nttok(connection_struct *conn);
1135
1136 /* The following definitions come from smbd/utmp.c */
1137
1138 void sys_utmp_claim(const char *username, const char *hostname,
1139 const char *id_str, int id_num);
1140 void sys_utmp_yield(const char *username, const char *hostname,
1141 const char *id_str, int id_num);
1142
1143 /* The following definitions come from smbd/vfs.c */
1144
1145 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1146 bool smbd_vfs_init(connection_struct *conn);
1147 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1148 bool vfs_valid_pread_range(off_t offset, size_t length);
1149 bool vfs_valid_pwrite_range(off_t offset, size_t length);
1150 ssize_t vfs_pwrite_data(struct smb_request *req,
1151 files_struct *fsp,
1152 const char *buffer,
1153 size_t N,
1154 off_t offset);
1155 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1156 int vfs_set_filelen(files_struct *fsp, off_t len);
1157 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1158 int vfs_fill_sparse(files_struct *fsp, off_t len);
1159 int vfs_set_blocking(files_struct *fsp, bool set);
1160 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1161 const char *vfs_readdirname(connection_struct *conn,
1162 struct files_struct *dirfsp,
1163 DIR *d,
1164 char **talloced);
1165 int vfs_ChDir(connection_struct *conn,
1166 const struct smb_filename *smb_fname);
1167 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1168 int vfs_stat(struct connection_struct *conn,
1169 struct smb_filename *smb_fname);
1170 int vfs_stat_smb_basename(struct connection_struct *conn,
1171 const struct smb_filename *smb_fname_in,
1172 SMB_STRUCT_STAT *psbuf);
1173 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1174 NTSTATUS vfs_fstreaminfo(struct files_struct *fsp,
1175 TALLOC_CTX *mem_ctx,
1176 unsigned int *num_streams,
1177 struct stream_struct **streams);
1178 void init_smb_file_time(struct smb_file_time *ft);
1179 int vfs_fake_fd(void);
1180 int vfs_fake_fd_close(int fd);
1181
1182 /* The following definitions come from smbd/avahi_register.c */
1183
1184 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1185 uint16_t port);
1186
1187 /* The following definitions come from smbd/smb2_create.c */
1188
1189 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1190 TALLOC_CTX *mem_ctx,
1191 DATA_BLOB *cookie_blob);
1192 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1193 const DATA_BLOB old_cookie,
1194 TALLOC_CTX *mem_ctx,
1195 DATA_BLOB *new_cookie);
1196 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1197 struct smb_request *smb1req,
1198 struct smbXsrv_open *op,
1199 const DATA_BLOB old_cookie,
1200 TALLOC_CTX *mem_ctx,
1201 files_struct **result,
1202 DATA_BLOB *new_cookie);
1203
1204 struct smb3_file_posix_information;
1205 void smb3_file_posix_information_init(
1206 connection_struct *conn,
1207 const struct stat_ex *st,
1208 uint32_t reparse_tag,
1209 uint32_t dos_attributes,
1210 struct smb3_file_posix_information *dst);
1211
1212 #endif /* _SMBD_PROTO_H_ */
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