s3: VFS: Change SMB_VFS_CHDIR to use const struct smb_filename * instead of const...
[kai/samba-autobuild/.git] / source3 / smbd / proto.h
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 struct smbXsrv_connection;
52
53 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
54                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
55 void srv_calculate_sign_mac(struct smbXsrv_connection *conn,
56                             char *outbuf, uint32_t seqnum);
57 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
58 bool srv_init_signing(struct smbXsrv_connection *conn);
59 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
60                                 bool allowed, bool mandatory);
61 bool srv_is_signing_active(struct smbXsrv_connection *conn);
62 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
63 void srv_set_signing(struct smbXsrv_connection *conn,
64                      const DATA_BLOB user_session_key,
65                      const DATA_BLOB response);
66
67 /* The following definitions come from smbd/aio.c  */
68
69 int get_outstanding_aio_calls(void);
70 void increment_outstanding_aio_calls(void);
71 void decrement_outstanding_aio_calls(void);
72 struct aio_extra;
73 bool aio_write_through_requested(struct aio_extra *aio_ex);
74 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
75                              struct smb_request *req,
76                              files_struct *fsp, off_t startpos,
77                              size_t smb_maxcnt);
78 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
79                               struct smb_request *req,
80                               files_struct *fsp, const char *data,
81                               off_t startpos,
82                               size_t numtowrite);
83 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
84                                 struct smb_request *smbreq,
85                                 files_struct *fsp,
86                                 TALLOC_CTX *ctx,
87                                 DATA_BLOB *preadbuf,
88                                 off_t startpos,
89                                 size_t smb_maxcnt);
90 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
91                                 struct smb_request *smbreq,
92                                 files_struct *fsp,
93                                 uint64_t in_offset,
94                                 DATA_BLOB in_data,
95                                 bool write_through);
96 bool cancel_smb2_aio(struct smb_request *smbreq);
97 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
98
99 /* The following definitions come from smbd/blocking.c  */
100
101 void brl_timeout_fn(struct tevent_context *event_ctx,
102                 struct tevent_timer *te,
103                 struct timeval now,
104                 void *private_data);
105 struct timeval timeval_brl_min(const struct timeval *tv1,
106                         const struct timeval *tv2);
107 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
108 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
109                 struct smb_request *req,
110                 files_struct *fsp,
111                 int lock_timeout,
112                 int lock_num,
113                 uint64_t smblctx,
114                 enum brl_type lock_type,
115                 enum brl_flavour lock_flav,
116                 uint64_t offset,
117                 uint64_t count,
118                 uint64_t blocking_smblctx);
119 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
120                         struct byte_range_lock *br_lck,
121                         enum file_close_type close_type);
122 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
123                         struct byte_range_lock *br_lck,
124                         enum file_close_type close_type);
125 void remove_pending_lock_requests_by_mid_smb1(
126         struct smbd_server_connection *sconn, uint64_t mid);
127 bool blocking_lock_was_deferred_smb1(
128         struct smbd_server_connection *sconn, uint64_t mid);
129 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
130                         uint64_t smblctx,
131                         uint64_t offset,
132                         uint64_t count,
133                         enum brl_flavour lock_flav,
134                         unsigned char locktype,
135                         NTSTATUS err);
136
137 /* The following definitions come from smbd/close.c  */
138
139 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
140 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
141                     enum file_close_type close_type);
142 void msg_close_file(struct messaging_context *msg_ctx,
143                     void *private_data,
144                     uint32_t msg_type,
145                     struct server_id server_id,
146                     DATA_BLOB *data);
147 NTSTATUS delete_all_streams(connection_struct *conn,
148                         const struct smb_filename *smb_fname);
149 bool recursive_rmdir(TALLOC_CTX *ctx,
150                      connection_struct *conn,
151                      struct smb_filename *smb_dname);
152
153 /* The following definitions come from smbd/conn.c  */
154
155 int conn_num_open(struct smbd_server_connection *sconn);
156 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
157 connection_struct *conn_new(struct smbd_server_connection *sconn);
158 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
159 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
160 void conn_free(connection_struct *conn);
161 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
162 void msg_force_tdis(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 sys_disk_free(connection_struct *conn, struct smb_filename *fname,
176                        uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
177 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
178                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
179
180 /* The following definitions come from smbd/dir.c  */
181
182 bool init_dptrs(struct smbd_server_connection *sconn);
183 const char *dptr_path(struct smbd_server_connection *sconn, int key);
184 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
185 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
186 void dptr_close(struct smbd_server_connection *sconn, int *key);
187 void dptr_closecnum(connection_struct *conn);
188 void dptr_idlecnum(connection_struct *conn);
189 void dptr_closepath(struct smbd_server_connection *sconn,
190                     char *path,uint16_t spid);
191 NTSTATUS dptr_create(connection_struct *conn,
192                 struct smb_request *req,
193                 files_struct *fsp,
194                 const struct smb_filename *smb_dname,
195                 bool old_handle,
196                 bool expect_close,
197                 uint16_t spid,
198                 const char *wcard,
199                 bool wcard_has_wild,
200                 uint32_t attr,
201                 struct dptr_struct **dptr_ret);
202 void dptr_CloseDir(files_struct *fsp);
203 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
204 long dptr_TellDir(struct dptr_struct *dptr);
205 bool dptr_has_wild(struct dptr_struct *dptr);
206 int dptr_dnum(struct dptr_struct *dptr);
207 bool dptr_get_priv(struct dptr_struct *dptr);
208 void dptr_set_priv(struct dptr_struct *dptr);
209 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
210 void dptr_init_search_op(struct dptr_struct *dptr);
211 bool dptr_fill(struct smbd_server_connection *sconn,
212                char *buf1,unsigned int key);
213 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
214                                char *buf,int *num);
215 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
216                                        int dptr_num);
217 bool get_dir_entry(TALLOC_CTX *ctx,
218                 struct dptr_struct *dirptr,
219                 const char *mask,
220                 uint32_t dirtype,
221                 char **pp_fname_out,
222                 off_t *size,
223                 uint32_t *mode,
224                 struct timespec *date,
225                 bool check_descend,
226                 bool ask_sharemode);
227 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
228 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
229                         connection_struct *conn,
230                         const struct smb_filename *smb_fname,
231                         const char *mask,
232                         uint32_t attr);
233 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
234                         SMB_STRUCT_STAT *sbuf, char **talloced);
235 void RewindDir(struct smb_Dir *dirp, long *poffset);
236 void SeekDir(struct smb_Dir *dirp, long offset);
237 long TellDir(struct smb_Dir *dirp);
238 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
239 NTSTATUS can_delete_directory(struct connection_struct *conn,
240                                 const char *dirname);
241 bool have_file_open_below(connection_struct *conn,
242                         const struct smb_filename *name);
243
244 /* The following definitions come from smbd/dmapi.c  */
245
246 const void *dmapi_get_current_session(void);
247 bool dmapi_have_session(void);
248 bool dmapi_new_session(void);
249 bool dmapi_destroy_session(void);
250 uint32_t dmapi_file_flags(const char * const path);
251
252 /* The following definitions come from smbd/dnsregister.c  */
253
254 bool smbd_setup_mdns_registration(struct tevent_context *ev,
255                                   TALLOC_CTX *mem_ctx,
256                                   uint16_t port);
257
258 /* The following definitions come from smbd/dosmode.c  */
259
260 mode_t unix_mode(connection_struct *conn, int dosmode,
261                  const struct smb_filename *smb_fname,
262                  const char *inherit_from_dir);
263 uint32_t dos_mode_msdfs(connection_struct *conn,
264                       const struct smb_filename *smb_fname);
265 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
266 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
267                      uint32_t dosmode, const char *parent_dir, bool newfile);
268 NTSTATUS file_set_sparse(connection_struct *conn,
269                          struct files_struct *fsp,
270                          bool sparse);
271 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
272                 struct smb_file_time *ft);
273 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
274 bool set_sticky_write_time_fsp(struct files_struct *fsp,
275                                struct timespec mtime);
276
277 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
278                               struct smb_filename *smb_fname,
279                               uint32_t *pattr);
280 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
281                               const struct smb_filename *smb_fname,
282                               uint32_t dosmode);
283
284 NTSTATUS set_create_timespec_ea(connection_struct *conn,
285                                 const struct smb_filename *smb_fname,
286                                 struct timespec create_time);
287
288 struct timespec get_create_timespec(connection_struct *conn,
289                                 struct files_struct *fsp,
290                                 const struct smb_filename *smb_fname);
291
292 struct timespec get_change_timespec(connection_struct *conn,
293                                 struct files_struct *fsp,
294                                 const struct smb_filename *smb_fname);
295
296 /* The following definitions come from smbd/error.c  */
297
298 bool use_nt_status(void);
299 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
300 int error_packet(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
301 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
302                     int line, const char *file);
303 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
304                     int line, const char *file);
305 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
306                       NTSTATUS status, int line, const char *file);
307 void reply_openerror(struct smb_request *req, NTSTATUS status);
308
309 /* The following definitions come from smbd/file_access.c  */
310
311 bool can_delete_file_in_directory(connection_struct *conn,
312                                   const struct smb_filename *smb_fname);
313 bool can_write_to_file(connection_struct *conn,
314                        const struct smb_filename *smb_fname);
315 bool directory_has_default_acl(connection_struct *conn, const char *fname);
316 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
317
318 /* The following definitions come from smbd/fileio.c  */
319
320 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
321 void update_write_time_handler(struct tevent_context *ctx,
322                                       struct tevent_timer *te,
323                                       struct timeval now,
324                                       void *private_data);
325 void trigger_write_time_update(struct files_struct *fsp);
326 void trigger_write_time_update_immediate(struct files_struct *fsp);
327 void mark_file_modified(files_struct *fsp);
328 ssize_t write_file(struct smb_request *req,
329                         files_struct *fsp,
330                         const char *data,
331                         off_t pos,
332                         size_t n);
333 void delete_write_cache(files_struct *fsp);
334 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
335 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
336 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
337 int fsp_stat(files_struct *fsp);
338
339 /* The following definitions come from smbd/filename.c  */
340
341 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
342 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
343 NTSTATUS unix_convert(TALLOC_CTX *ctx,
344                       connection_struct *conn,
345                       const char *orig_path,
346                       struct smb_filename **smb_fname,
347                       uint32_t ucf_flags);
348 NTSTATUS check_name(connection_struct *conn, const char *name);
349 int get_real_filename(connection_struct *conn, const char *path,
350                       const char *name, TALLOC_CTX *mem_ctx,
351                       char **found_name);
352 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
353                         connection_struct *conn,
354                         const char *name_in,
355                         uint32_t ucf_flags,
356                         bool *ppath_contains_wcard,
357                         struct smb_filename **pp_smb_fname);
358 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
359                         connection_struct *conn,
360                         struct smb_request *smbreq,
361                         const char *name_in,
362                         uint32_t ucf_flags,
363                         bool *ppath_contains_wcard,
364                         struct smb_filename **pp_smb_fname);
365
366 /* The following definitions come from smbd/files.c  */
367
368 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
369                  files_struct **result);
370 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
371                   files_struct **result);
372 void file_close_conn(connection_struct *conn);
373 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
374                     uint64_t vuid);
375 bool file_init_global(void);
376 bool file_init(struct smbd_server_connection *sconn);
377 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
378 struct files_struct *files_forall(
379         struct smbd_server_connection *sconn,
380         struct files_struct *(*fn)(struct files_struct *fsp,
381                                    void *private_data),
382         void *private_data);
383 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
384 files_struct *file_find_dif(struct smbd_server_connection *sconn,
385                             struct file_id id, unsigned long gen_id);
386 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
387                                  struct file_id id);
388 files_struct *file_find_di_next(files_struct *start_fsp);
389 struct files_struct *file_find_one_fsp_from_lease_key(
390         struct smbd_server_connection *sconn,
391         const struct smb2_lease_key *lease_key);
392 bool file_find_subpath(files_struct *dir_fsp);
393 void file_sync_all(connection_struct *conn);
394 void fsp_free(files_struct *fsp);
395 void file_free(struct smb_request *req, files_struct *fsp);
396 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
397 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
398                                   uint64_t persistent_id,
399                                   uint64_t volatile_id);
400 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
401                                    uint64_t persistent_id,
402                                    uint64_t volatile_id);
403 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
404                       uint32_t access_mask, uint32_t share_access,
405                       uint32_t create_options, files_struct *to);
406 NTSTATUS file_name_hash(connection_struct *conn,
407                         const char *name, uint32_t *p_name_hash);
408 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
409                            const struct smb_filename *smb_fname_in);
410 const struct GUID *fsp_client_guid(const files_struct *fsp);
411 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
412
413 /* The following definitions come from smbd/ipc.c  */
414
415 NTSTATUS nt_status_np_pipe(NTSTATUS status);
416 void send_trans_reply(connection_struct *conn,
417                       struct smb_request *req,
418                       char *rparam, int rparam_len,
419                       char *rdata, int rdata_len,
420                       bool buffer_too_large);
421 void reply_trans(struct smb_request *req);
422 void reply_transs(struct smb_request *req);
423
424 /* The following definitions come from smbd/lanman.c  */
425
426 void api_reply(connection_struct *conn, uint64_t vuid,
427                struct smb_request *req,
428                char *data, char *params,
429                int tdscnt, int tpscnt,
430                int mdrcnt, int mprcnt);
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/message.c  */
462
463 void reply_sends(struct smb_request *req);
464 void reply_sendstrt(struct smb_request *req);
465 void reply_sendtxt(struct smb_request *req);
466 void reply_sendend(struct smb_request *req);
467
468 /* The following definitions come from smbd/msdfs.c  */
469
470 bool is_msdfs_link(connection_struct *conn,
471                 struct smb_filename *smb_fname);
472 struct junction_map;
473 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
474                            const char *dfs_path,
475                            const struct tsocket_address *remote_address,
476                            const struct tsocket_address *local_address,
477                            bool allow_broken_path,
478                            struct junction_map *jucn,
479                            int *consumedcntp,
480                            bool *self_referralp);
481 int setup_dfs_referral(connection_struct *orig_conn,
482                         const char *dfs_path,
483                         int max_referral_level,
484                         char **ppdata, NTSTATUS *pstatus);
485 bool create_junction(TALLOC_CTX *ctx,
486                 const char *dfs_path,
487                 bool allow_broken_path,
488                 struct junction_map *jucn);
489 bool create_msdfs_link(const struct junction_map *jucn);
490 bool remove_msdfs_link(const struct junction_map *jucn);
491 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
492 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
493                                 connection_struct *conn,
494                                 const char *name_in,
495                                 uint32_t ucf_flags,
496                                 bool allow_broken_path,
497                                 char **pp_name_out,
498                                 bool *ppath_contains_wcard);
499 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
500                             struct tevent_context *ev,
501                             struct messaging_context *msg,
502                             connection_struct **pconn,
503                             int snum,
504                             const char *path,
505                             const struct auth_session_info *session_info);
506 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
507                                 struct tevent_context *ev,
508                                 struct messaging_context *msg,
509                                 connection_struct **pconn,
510                                 int snum,
511                                 const char *path,
512                                 const struct auth_session_info *session_info,
513                                 struct smb_filename **poldcwd_fname);
514
515 /* The following definitions come from smbd/negprot.c  */
516
517 void reply_negprot(struct smb_request *req);
518
519 /* The following definitions come from smbd/notify.c  */
520
521 bool change_notify_fsp_has_changes(struct files_struct *fsp);
522 void change_notify_reply(struct smb_request *req,
523                          NTSTATUS error_code,
524                          uint32_t max_param,
525                          struct notify_change_buf *notify_buf,
526                          void (*reply_fn)(struct smb_request *req,
527                                           NTSTATUS error_code,
528                                           uint8_t *buf, size_t len));
529 void notify_callback(struct smbd_server_connection *sconn,
530                      void *private_data, struct timespec when,
531                      const struct notify_event *e);
532 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
533                               bool recursive);
534 NTSTATUS change_notify_add_request(struct smb_request *req,
535                                 uint32_t max_param,
536                                 uint32_t filter, bool recursive,
537                                 struct files_struct *fsp,
538                                 void (*reply_fn)(struct smb_request *req,
539                                         NTSTATUS error_code,
540                                         uint8_t *buf, size_t len));
541 void smbd_notify_cancel_deleted(struct messaging_context *msg,
542                                 void *private_data, uint32_t msg_type,
543                                 struct server_id server_id, DATA_BLOB *data);
544 void smbd_notifyd_restarted(struct messaging_context *msg,
545                             void *private_data, uint32_t msg_type,
546                             struct server_id server_id, DATA_BLOB *data);
547 void remove_pending_change_notify_requests_by_mid(
548         struct smbd_server_connection *sconn, uint64_t mid);
549 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
550                                                   NTSTATUS status);
551 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
552                   const char *path);
553 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
554 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
555                                                      struct tevent_context *ev);
556
557 /* The following definitions come from smbd/notify_inotify.c  */
558
559 int inotify_watch(TALLOC_CTX *mem_ctx,
560                   struct sys_notify_context *ctx,
561                   const char *path,
562                   uint32_t *filter,
563                   uint32_t *subdir_filter,
564                   void (*callback)(struct sys_notify_context *ctx,
565                                    void *private_data,
566                                    struct notify_event *ev,
567                                    uint32_t filter),
568                   void *private_data,
569                   void *handle_p);
570
571 int fam_watch(TALLOC_CTX *mem_ctx,
572               struct sys_notify_context *ctx,
573               const char *path,
574               uint32_t *filter,
575               uint32_t *subdir_filter,
576               void (*callback)(struct sys_notify_context *ctx,
577                                void *private_data,
578                                struct notify_event *ev,
579                                uint32_t filter),
580               void *private_data,
581               void *handle_p);
582
583
584 /* The following definitions come from smbd/notify_internal.c  */
585
586 struct notify_context *notify_init(
587         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
588         struct tevent_context *ev,
589         struct smbd_server_connection *sconn,
590         void (*callback)(struct smbd_server_connection *sconn,
591                          void *, struct timespec,
592                          const struct notify_event *));
593 NTSTATUS notify_add(struct notify_context *ctx,
594                     const char *path, uint32_t filter, uint32_t subdir_filter,
595                     void *private_data);
596 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
597                        char *path);
598 void notify_trigger(struct notify_context *notify,
599                     uint32_t action, uint32_t filter,
600                     const char *dir, const char *path);
601
602 struct notify_instance;
603 NTSTATUS notify_walk(struct notify_context *notify,
604                      bool (*fn)(const char *path, struct server_id server,
605                                 const struct notify_instance *instance,
606                                 void *private_data),
607                      void *private_data);
608
609 /* The following definitions come from smbd/ntquotas.c  */
610
611 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
612                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
613 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
614 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
615 void *init_quota_handle(TALLOC_CTX *mem_ctx);
616
617 /* The following definitions come from smbd/nttrans.c  */
618
619 void reply_ntcreate_and_X(struct smb_request *req);
620 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
621                        uint32_t security_info_sent);
622 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
623                        uint32_t security_info_sent);
624 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
625 void reply_ntcancel(struct smb_request *req);
626 void reply_ntrename(struct smb_request *req);
627 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
628                                         TALLOC_CTX *mem_ctx,
629                                         files_struct *fsp,
630                                         uint32_t security_info_wanted,
631                                         uint32_t max_data_count,
632                                         uint8_t **ppmarshalled_sd,
633                                         size_t *psd_size);
634 void reply_nttrans(struct smb_request *req);
635 void reply_nttranss(struct smb_request *req);
636
637 /* The following definitions come from smbd/open.c  */
638
639 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
640                                 const struct smb_filename *smb_fname,
641                                 bool use_privs,
642                                 uint32_t access_mask);
643 NTSTATUS check_parent_access(struct connection_struct *conn,
644                                 struct smb_filename *smb_fname,
645                                 uint32_t access_mask);
646 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
647                  int flags, mode_t mode);
648 NTSTATUS fd_close(files_struct *fsp);
649 void change_file_owner_to_parent(connection_struct *conn,
650                                  const char *inherit_from_dir,
651                                  files_struct *fsp);
652 bool is_stat_open(uint32_t access_mask);
653 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
654                                 const struct share_mode_entry *exclusive,
655                                 uint16_t break_to);
656 struct deferred_open_record;
657 bool is_deferred_open_async(const struct deferred_open_record *rec);
658 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
659                           struct smb_filename *smb_dname);
660 void msg_file_was_renamed(struct messaging_context *msg,
661                           void *private_data,
662                           uint32_t msg_type,
663                           struct server_id server_id,
664                           DATA_BLOB *data);
665 int find_share_mode_lease(struct share_mode_data *d,
666                           const struct GUID *client_guid,
667                           const struct smb2_lease_key *key);
668 struct share_mode_lease;
669 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
670                                  const struct smb2_lease_key *key,
671                                  const struct share_mode_lease *l);
672 NTSTATUS create_file_default(connection_struct *conn,
673                              struct smb_request *req,
674                              uint16_t root_dir_fid,
675                              struct smb_filename * smb_fname,
676                              uint32_t access_mask,
677                              uint32_t share_access,
678                              uint32_t create_disposition,
679                              uint32_t create_options,
680                              uint32_t file_attributes,
681                              uint32_t oplock_request,
682                              struct smb2_lease *lease,
683                              uint64_t allocation_size,
684                              uint32_t private_flags,
685                              struct security_descriptor *sd,
686                              struct ea_list *ea_list,
687                              files_struct **result,
688                              int *pinfo,
689                              const struct smb2_create_blobs *in_context_blobs,
690                              struct smb2_create_blobs *out_context_blobs);
691
692 NTSTATUS get_relative_fid_filename(connection_struct *conn,
693                                    struct smb_request *req,
694                                    uint16_t root_dir_fid,
695                                    const struct smb_filename *smb_fname,
696                                    struct smb_filename **smb_fname_out);
697
698 /* The following definitions come from smbd/oplock.c  */
699
700 uint32_t get_lease_type(const struct share_mode_data *d,
701                         const struct share_mode_entry *e);
702 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
703
704 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
705 NTSTATUS set_file_oplock(files_struct *fsp);
706 bool remove_oplock_under_lock(files_struct *fsp, struct share_mode_lock *lck);
707 bool remove_oplock(files_struct *fsp);
708 bool downgrade_oplock(files_struct *fsp);
709 bool fsp_lease_update(struct share_mode_lock *lck,
710                       const struct GUID *client_guid,
711                       struct fsp_lease *lease);
712 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
713                         uint32_t num_file_ids,
714                         const struct file_id *ids,
715                         const struct smb2_lease_key *key,
716                         uint32_t lease_state);
717 void contend_level2_oplocks_begin(files_struct *fsp,
718                                   enum level2_contention_type type);
719 void contend_level2_oplocks_end(files_struct *fsp,
720                                 enum level2_contention_type type);
721 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
722                                   enum level2_contention_type type);
723 void smbd_contend_level2_oplocks_end(files_struct *fsp,
724                                 enum level2_contention_type type);
725 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
726 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
727 bool init_oplocks(struct smbd_server_connection *sconn);
728 void init_kernel_oplocks(struct smbd_server_connection *sconn);
729
730 /* The following definitions come from smbd/oplock_irix.c  */
731
732 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
733
734 /* The following definitions come from smbd/oplock_linux.c  */
735
736 void linux_set_lease_capability(void);
737 int linux_set_lease_sighandler(int fd);
738 int linux_setlease(int fd, int leasetype);
739 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
740
741 /* The following definitions come from smbd/password.c  */
742
743 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
744                                           uint64_t vuid);
745 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
746 int register_homes_share(const char *username);
747
748 /* The following definitions come from smbd/pipes.c  */
749
750 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
751                       struct files_struct **pfsp);
752 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
753 void reply_pipe_write(struct smb_request *req);
754 void reply_pipe_write_and_X(struct smb_request *req);
755 void reply_pipe_read_and_X(struct smb_request *req);
756
757 /* The following definitions come from smbd/posix_acls.c  */
758
759 uint32_t map_canon_ace_perms(int snum,
760                                 enum security_ace_type *pacl_type,
761                                 mode_t perms,
762                                 bool directory_ace);
763 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
764 bool current_user_in_group(connection_struct *conn, gid_t gid);
765 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
766 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
767                            TALLOC_CTX *mem_ctx,
768                            struct security_descriptor **ppdesc);
769 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
770                         const struct smb_filename *smb_fname_in,
771                         uint32_t security_info,
772                         TALLOC_CTX *mem_ctx,
773                         struct security_descriptor **ppdesc);
774 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
775 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
776 int get_acl_group_bits( connection_struct *conn,
777                         const struct smb_filename *smb_fname,
778                         mode_t *mode);
779 int chmod_acl(connection_struct *conn,
780                         const struct smb_filename *smb_fname,
781                         mode_t mode);
782 int inherit_access_posix_acl(connection_struct *conn,
783                         const char *inherit_from_dir,
784                         const struct smb_filename *smb_fname,
785                         mode_t mode);
786 int fchmod_acl(files_struct *fsp, mode_t mode);
787 bool set_unix_posix_default_acl(connection_struct *conn,
788                                 const struct smb_filename *smb_fname,
789                                 uint16_t num_def_acls, const char *pdata);
790 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
791                                 const struct smb_filename *smb_fname,
792                                 uint16_t num_acls,
793                                 const char *pdata);
794 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
795                              uint32_t security_info_wanted,
796                              struct security_descriptor **sd);
797 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
798                                 const struct smb_filename *smb_fname,
799                                 TALLOC_CTX *mem_ctx,
800                                 char **blob_description,
801                                 DATA_BLOB *blob);
802 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
803                               files_struct *fsp,
804                               TALLOC_CTX *mem_ctx,
805                               char **blob_description,
806                               DATA_BLOB *blob);
807
808 /* The following definitions come from smbd/process.c  */
809
810 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
811 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
812 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
813                   bool no_signing, uint32_t seqnum,
814                   bool do_encrypt,
815                   struct smb_perfcount_data *pcd);
816 int srv_set_message(char *buf,
817                         int num_words,
818                         int num_bytes,
819                         bool zero);
820 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
821                                       uint64_t mid);
822 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
823                                         uint64_t mid);
824 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
825 bool get_deferred_open_message_state(struct smb_request *smbreq,
826                                 struct timeval *p_request_time,
827                                 struct deferred_open_record **open_rec);
828 bool push_deferred_open_message_smb(struct smb_request *req,
829                                struct timeval request_time,
830                                struct timeval timeout,
831                                struct file_id id,
832                                struct deferred_open_record *open_rec);
833 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
834 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
835 void smb_request_done(struct smb_request *req);
836 const char *smb_fn_name(int type);
837 void add_to_common_flags2(uint32_t v);
838 void remove_from_common_flags2(uint32_t v);
839 void construct_reply_common_req(struct smb_request *req, char *outbuf);
840 bool smb1_is_chain(const uint8_t *buf);
841 bool smb1_walk_chain(const uint8_t *buf,
842                      bool (*fn)(uint8_t cmd,
843                                 uint8_t wct, const uint16_t *vwv,
844                                 uint16_t num_bytes, const uint8_t *bytes,
845                                 void *private_data),
846                      void *private_data);
847 unsigned smb1_chain_length(const uint8_t *buf);
848 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
849                       struct smbXsrv_connection *xconn,
850                       bool encrypted, uint32_t seqnum,
851                       struct smb_request ***reqs, unsigned *num_reqs);
852 bool req_is_in_chain(const struct smb_request *req);
853 void smbd_process(struct tevent_context *ev_ctx,
854                   struct messaging_context *msg_ctx,
855                   int sock_fd,
856                   bool interactive);
857 bool fork_echo_handler(struct smbXsrv_connection *xconn);
858
859 /* The following definitions come from smbd/quotas.c  */
860
861 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
862                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
863
864 /* The following definitions come from smbd/reply.c  */
865
866 NTSTATUS check_path_syntax(char *path);
867 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
868 NTSTATUS check_path_syntax_posix(char *path);
869 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
870                         const char *inbuf,
871                         uint16_t smb_flags2,
872                         char **pp_dest,
873                         const char *src,
874                         size_t src_len,
875                         int flags,
876                         NTSTATUS *err,
877                         bool *contains_wcard);
878 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
879                         const char *inbuf,
880                         uint16_t smb_flags2,
881                         char **pp_dest,
882                         const char *src,
883                         size_t src_len,
884                         int flags,
885                         NTSTATUS *err,
886                         bool *contains_wcard);
887 size_t srvstr_get_path(TALLOC_CTX *ctx,
888                         const char *inbuf,
889                         uint16_t smb_flags2,
890                         char **pp_dest,
891                         const char *src,
892                         size_t src_len,
893                         int flags,
894                         NTSTATUS *err);
895 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
896                         const char *inbuf,
897                         uint16_t smb_flags2,
898                         char **pp_dest,
899                         const char *src,
900                         size_t src_len,
901                         int flags,
902                         NTSTATUS *err);
903 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
904                                  char **pp_dest, const char *src, int flags,
905                                  NTSTATUS *err, bool *contains_wcard);
906 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
907                            char **pp_dest, const char *src, int flags,
908                            NTSTATUS *err);
909 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
910                               char **dest, const uint8_t *src, int flags);
911 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
912                     files_struct *fsp);
913 bool check_fsp(connection_struct *conn, struct smb_request *req,
914                files_struct *fsp);
915 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
916                               files_struct *fsp);
917 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
918 void reply_tcon(struct smb_request *req);
919 void reply_tcon_and_X(struct smb_request *req);
920 void reply_unknown_new(struct smb_request *req, uint8_t type);
921 void reply_ioctl(struct smb_request *req);
922 void reply_checkpath(struct smb_request *req);
923 void reply_getatr(struct smb_request *req);
924 void reply_setatr(struct smb_request *req);
925 void reply_dskattr(struct smb_request *req);
926 void reply_search(struct smb_request *req);
927 void reply_fclose(struct smb_request *req);
928 void reply_open(struct smb_request *req);
929 void reply_open_and_X(struct smb_request *req);
930 void reply_ulogoffX(struct smb_request *req);
931 void reply_mknew(struct smb_request *req);
932 void reply_ctemp(struct smb_request *req);
933 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
934                           uint32_t dirtype, struct smb_filename *smb_fname,
935                           bool has_wild);
936 void reply_unlink(struct smb_request *req);
937 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
938                       off_t startpos, size_t nread);
939 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
940                             files_struct *fsp,
941                             ssize_t nread,
942                             size_t headersize,
943                             size_t smb_maxcnt);
944 void reply_readbraw(struct smb_request *req);
945 void reply_lockread(struct smb_request *req);
946 int setup_readX_header(char *outbuf, size_t smb_maxcnt);
947 void reply_read(struct smb_request *req);
948 void reply_read_and_X(struct smb_request *req);
949 void error_to_writebrawerr(struct smb_request *req);
950 void reply_writebraw(struct smb_request *req);
951 void reply_writeunlock(struct smb_request *req);
952 void reply_write(struct smb_request *req);
953 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
954                             const uint8_t *inbuf);
955 void reply_write_and_X(struct smb_request *req);
956 void reply_lseek(struct smb_request *req);
957 void reply_flush(struct smb_request *req);
958 void reply_exit(struct smb_request *req);
959 void reply_close(struct smb_request *req);
960 void reply_writeclose(struct smb_request *req);
961 void reply_lock(struct smb_request *req);
962 void reply_unlock(struct smb_request *req);
963 void reply_tdis(struct smb_request *req);
964 void reply_echo(struct smb_request *req);
965 void reply_printopen(struct smb_request *req);
966 void reply_printclose(struct smb_request *req);
967 void reply_printqueue(struct smb_request *req);
968 void reply_printwrite(struct smb_request *req);
969 void reply_mkdir(struct smb_request *req);
970 void reply_rmdir(struct smb_request *req);
971 NTSTATUS rename_internals_fsp(connection_struct *conn,
972                         files_struct *fsp,
973                         const struct smb_filename *smb_fname_dst_in,
974                         uint32_t attrs,
975                         bool replace_if_exists);
976 NTSTATUS rename_internals(TALLOC_CTX *ctx,
977                         connection_struct *conn,
978                         struct smb_request *req,
979                         struct smb_filename *smb_fname_src,
980                         struct smb_filename *smb_fname_dst,
981                         uint32_t attrs,
982                         bool replace_if_exists,
983                         bool src_has_wild,
984                         bool dest_has_wild,
985                         uint32_t access_mask);
986 void reply_mv(struct smb_request *req);
987 NTSTATUS copy_file(TALLOC_CTX *ctx,
988                         connection_struct *conn,
989                         struct smb_filename *smb_fname_src,
990                         struct smb_filename *smb_fname_dst,
991                         int ofun,
992                         int count,
993                         bool target_is_directory);
994 void reply_copy(struct smb_request *req);
995 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
996                     bool large_file_format);
997 uint64_t get_lock_count(const uint8_t *data, int data_offset,
998                         bool large_file_format);
999 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1000                          bool large_file_format);
1001 void reply_lockingX(struct smb_request *req);
1002 void reply_readbmpx(struct smb_request *req);
1003 void reply_readbs(struct smb_request *req);
1004 void reply_setattrE(struct smb_request *req);
1005 void reply_writebmpx(struct smb_request *req);
1006 void reply_writebs(struct smb_request *req);
1007 void reply_getattrE(struct smb_request *req);
1008
1009 /* The following definitions come from smbd/seal.c  */
1010
1011 bool is_encrypted_packet(const uint8_t *inbuf);
1012 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1013 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1014 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1015                             char **buf_out);
1016 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1017                                         unsigned char **ppdata,
1018                                         size_t *p_data_size,
1019                                         unsigned char **pparam,
1020                                         size_t *p_param_size);
1021 NTSTATUS srv_encryption_start(connection_struct *conn);
1022 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1023
1024 /* The following definitions come from smbd/sec_ctx.c  */
1025
1026 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1027 bool push_sec_ctx(void);
1028 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1029 void set_root_sec_ctx(void);
1030 bool pop_sec_ctx(void);
1031 void init_sec_ctx(void);
1032 const struct security_token *sec_ctx_active_token(void);
1033
1034 /* The following definitions come from smbd/server.c  */
1035
1036 struct memcache *smbd_memcache(void);
1037 bool snum_is_shared_printer(int snum);
1038 void delete_and_reload_printers(struct tevent_context *ev,
1039                                 struct messaging_context *msg_ctx);
1040 bool reload_services(struct smbd_server_connection *sconn,
1041                      bool (*snumused) (struct smbd_server_connection *, int),
1042                      bool test);
1043
1044 /* The following definitions come from smbd/server_exit.c  */
1045
1046 void smbd_exit_server(const char *reason) _NORETURN_;
1047 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1048
1049 /* The following definitions come from smbd/service.c  */
1050
1051 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1052 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1053 bool set_current_service(connection_struct *conn, uint16_t flags, bool do_chdir);
1054 void load_registry_shares(void);
1055 int add_home_service(const char *service, const char *username, const char *homedir);
1056 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1057 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1058                                         struct smbXsrv_tcon *tcon,
1059                                         int snum,
1060                                         struct user_struct *vuser,
1061                                         const char *pdev,
1062                                         NTSTATUS *pstatus);
1063 connection_struct *make_connection(struct smb_request *req,
1064                                    NTTIME now,
1065                                    const char *service_in,
1066                                    const char *pdev, uint64_t vuid,
1067                                    NTSTATUS *status);
1068 void close_cnum(connection_struct *conn, uint64_t vuid);
1069
1070 /* The following definitions come from smbd/session.c  */
1071 struct sessionid;
1072 struct smbXsrv_session;
1073 bool session_init(void);
1074 bool session_claim(struct smbXsrv_session *session);
1075 void session_yield(struct smbXsrv_session *session);
1076 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1077 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1078                   const char *machine, struct sessionid **session_list);
1079
1080 /* The following definitions come from smbd/sesssetup.c  */
1081
1082 void reply_sesssetup_and_X(struct smb_request *req);
1083
1084 /* The following definitions come from smbd/share_access.c  */
1085
1086 bool token_contains_name_in_list(const char *username,
1087                                  const char *domain,
1088                                  const char *sharename,
1089                                  const struct security_token *token,
1090                                  const char **list);
1091 bool user_ok_token(const char *username, const char *domain,
1092                    const struct security_token *token, int snum);
1093 bool is_share_read_only_for_token(const char *username,
1094                                   const char *domain,
1095                                   const struct security_token *token,
1096                                   connection_struct *conn);
1097
1098 /* The following definitions come from smbd/srvstr.c  */
1099
1100 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1101                       const char *src, int dest_len, int flags, size_t *ret_len);
1102 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1103
1104 /* The following definitions come from smbd/statcache.c  */
1105
1106 void stat_cache_add( const char *full_orig_name,
1107                 char *translated_path,
1108                 bool case_sensitive);
1109 bool stat_cache_lookup(connection_struct *conn,
1110                         bool posix_paths,
1111                         char **pp_name,
1112                         char **pp_dirpath,
1113                         char **pp_start,
1114                         SMB_STRUCT_STAT *pst);
1115 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1116                                     const char *name);
1117 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1118                                     const char *name);
1119 void stat_cache_delete(const char *name);
1120 struct TDB_DATA;
1121 unsigned int fast_string_hash(struct TDB_DATA *key);
1122 bool reset_stat_cache( void );
1123
1124 /* The following definitions come from smbd/statvfs.c  */
1125
1126 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1127
1128 /* The following definitions come from smbd/trans2.c  */
1129
1130 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1131                           uint32_t access_mask);
1132 NTSTATUS check_access(connection_struct *conn,
1133                                 files_struct *fsp,
1134                                 const struct smb_filename *smb_fname,
1135                                 uint32_t access_mask);
1136 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1137 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1138 void aapl_force_zero_file_id(struct smbd_server_connection *sconn);
1139 bool samba_private_attr_name(const char *unix_ea_name);
1140 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1141                         files_struct *fsp,
1142                         const struct smb_filename *smb_fname,
1143                         const char *ea_name,
1144                         struct ea_struct *pea);
1145 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1146                         connection_struct *conn,
1147                         files_struct *fsp,
1148                         const struct smb_filename *smb_fname,
1149                         char ***pnames,
1150                         size_t *pnum_names);
1151 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1152                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1153 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1154 void send_trans2_replies(connection_struct *conn,
1155                         struct smb_request *req,
1156                         NTSTATUS status,
1157                          const char *params,
1158                          int paramsize,
1159                          const char *pdata,
1160                          int datasize,
1161                          int max_data_bytes);
1162 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1163 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1164                 connection_struct *conn,
1165                 struct smb_request *req,
1166                 bool overwrite_if_exists,
1167                 const struct smb_filename *smb_fname_old,
1168                 struct smb_filename *smb_fname_new);
1169 NTSTATUS smb_set_file_time(connection_struct *conn,
1170                            files_struct *fsp,
1171                            const struct smb_filename *smb_fname,
1172                            struct smb_file_time *ft,
1173                            bool setting_write_time);
1174 void reply_findclose(struct smb_request *req);
1175 void reply_findnclose(struct smb_request *req);
1176 void reply_trans2(struct smb_request *req);
1177 void reply_transs2(struct smb_request *req);
1178
1179 /* The following definitions come from smbd/uid.c  */
1180
1181 bool change_to_guest(void);
1182 NTSTATUS check_user_share_access(connection_struct *conn,
1183                                 const struct auth_session_info *session_info,
1184                                 uint32_t *p_share_access,
1185                                 bool *p_readonly_share);
1186 bool change_to_user(connection_struct *conn, uint64_t vuid);
1187 bool smbd_change_to_root_user(void);
1188 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1189 bool smbd_unbecome_authenticated_pipe_user(void);
1190 void become_root(void);
1191 void unbecome_root(void);
1192 void smbd_become_root(void);
1193 void smbd_unbecome_root(void);
1194 bool become_user(connection_struct *conn, uint64_t vuid);
1195 bool become_user_by_session(connection_struct *conn,
1196                             const struct auth_session_info *session_info);
1197 bool unbecome_user(void);
1198 uid_t get_current_uid(connection_struct *conn);
1199 gid_t get_current_gid(connection_struct *conn);
1200 const struct security_unix_token *get_current_utok(connection_struct *conn);
1201 const struct security_token *get_current_nttok(connection_struct *conn);
1202 uint64_t get_current_vuid(connection_struct *conn);
1203
1204 /* The following definitions come from smbd/utmp.c  */
1205
1206 void sys_utmp_claim(const char *username, const char *hostname,
1207                     const char *id_str, int id_num);
1208 void sys_utmp_yield(const char *username, const char *hostname,
1209                     const char *id_str, int id_num);
1210
1211 /* The following definitions come from smbd/vfs.c  */
1212
1213 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1214 bool smbd_vfs_init(connection_struct *conn);
1215 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1216 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1217 ssize_t vfs_write_data(struct smb_request *req,
1218                         files_struct *fsp,
1219                         const char *buffer,
1220                         size_t N);
1221 ssize_t vfs_pwrite_data(struct smb_request *req,
1222                         files_struct *fsp,
1223                         const char *buffer,
1224                         size_t N,
1225                         off_t offset);
1226 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1227 int vfs_set_filelen(files_struct *fsp, off_t len);
1228 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1229 int vfs_fill_sparse(files_struct *fsp, off_t len);
1230 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1231 const char *vfs_readdirname(connection_struct *conn, void *p,
1232                             SMB_STRUCT_STAT *sbuf, char **talloced);
1233 int vfs_ChDir(connection_struct *conn,
1234                         const struct smb_filename *smb_fname);
1235 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1236 NTSTATUS check_reduced_name(connection_struct *conn,
1237                         const char *cwd_name,
1238                         const char *fname);
1239 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1240                         const char *fname,
1241                         struct smb_request *smbreq);
1242 int vfs_stat_smb_basename(struct connection_struct *conn,
1243                         const struct smb_filename *smb_fname_in,
1244                         SMB_STRUCT_STAT *psbuf);
1245 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1246 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1247 NTSTATUS vfs_streaminfo(connection_struct *conn,
1248                         struct files_struct *fsp,
1249                         const struct smb_filename *smb_fname,
1250                         TALLOC_CTX *mem_ctx,
1251                         unsigned int *num_streams,
1252                         struct stream_struct **streams);
1253
1254 /* The following definitions come from smbd/avahi_register.c */
1255
1256 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1257                            uint16_t port);
1258
1259 /* The following definitions come from smbd/smb2_create.c */
1260
1261 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1262                                     TALLOC_CTX *mem_ctx,
1263                                     DATA_BLOB *cookie_blob);
1264 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1265                                         const DATA_BLOB old_cookie,
1266                                         TALLOC_CTX *mem_ctx,
1267                                         DATA_BLOB *new_cookie);
1268 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1269                                        struct smb_request *smb1req,
1270                                        struct smbXsrv_open *op,
1271                                        const DATA_BLOB old_cookie,
1272                                        TALLOC_CTX *mem_ctx,
1273                                        files_struct **result,
1274                                        DATA_BLOB *new_cookie);
1275
1276 #endif /* _SMBD_PROTO_H_ */