s3: vfs: add user_vfs_evg to connection_struct
[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 struct aio_extra;
70 bool aio_write_through_requested(struct aio_extra *aio_ex);
71 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
72                              struct smb_request *req,
73                              files_struct *fsp, off_t startpos,
74                              size_t smb_maxcnt);
75 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
76                               struct smb_request *req,
77                               files_struct *fsp, const char *data,
78                               off_t startpos,
79                               size_t numtowrite);
80 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
81                                 struct smb_request *smbreq,
82                                 files_struct *fsp,
83                                 TALLOC_CTX *ctx,
84                                 DATA_BLOB *preadbuf,
85                                 off_t startpos,
86                                 size_t smb_maxcnt);
87 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
88                                 struct smb_request *smbreq,
89                                 files_struct *fsp,
90                                 uint64_t in_offset,
91                                 DATA_BLOB in_data,
92                                 bool write_through);
93 bool cancel_smb2_aio(struct smb_request *smbreq);
94 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
95
96 /* The following definitions come from smbd/blocking.c  */
97
98 void brl_timeout_fn(struct tevent_context *event_ctx,
99                 struct tevent_timer *te,
100                 struct timeval now,
101                 void *private_data);
102 struct timeval timeval_brl_min(const struct timeval *tv1,
103                         const struct timeval *tv2);
104 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
105 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
106                 struct smb_request *req,
107                 files_struct *fsp,
108                 int lock_timeout,
109                 int lock_num,
110                 uint64_t smblctx,
111                 enum brl_type lock_type,
112                 enum brl_flavour lock_flav,
113                 uint64_t offset,
114                 uint64_t count,
115                 uint64_t blocking_smblctx);
116 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
117                         struct byte_range_lock *br_lck,
118                         enum file_close_type close_type);
119 void 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 remove_pending_lock_requests_by_mid_smb1(
123         struct smbd_server_connection *sconn, uint64_t mid);
124 bool blocking_lock_was_deferred_smb1(
125         struct smbd_server_connection *sconn, uint64_t mid);
126 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
127                         uint64_t smblctx,
128                         uint64_t offset,
129                         uint64_t count,
130                         enum brl_flavour lock_flav,
131                         unsigned char locktype,
132                         NTSTATUS err);
133
134 /* The following definitions come from smbd/close.c  */
135
136 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
137 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
138                     enum file_close_type close_type);
139 void msg_close_file(struct messaging_context *msg_ctx,
140                     void *private_data,
141                     uint32_t msg_type,
142                     struct server_id server_id,
143                     DATA_BLOB *data);
144 NTSTATUS delete_all_streams(connection_struct *conn,
145                         const struct smb_filename *smb_fname);
146 bool recursive_rmdir(TALLOC_CTX *ctx,
147                      connection_struct *conn,
148                      struct smb_filename *smb_dname);
149
150 /* The following definitions come from smbd/conn.c  */
151
152 int conn_num_open(struct smbd_server_connection *sconn);
153 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
154 connection_struct *conn_new(struct smbd_server_connection *sconn);
155 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
156 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
157 void conn_free(connection_struct *conn);
158 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
159 void msg_force_tdis(struct messaging_context *msg,
160                     void *private_data,
161                     uint32_t msg_type,
162                     struct server_id server_id,
163                     DATA_BLOB *data);
164
165 /* The following definitions come from smbd/connection.c  */
166
167 int count_current_connections(const char *sharename, bool verify);
168 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
169
170 /* The following definitions come from smbd/dfree.c  */
171
172 uint64_t sys_disk_free(connection_struct *conn, struct smb_filename *fname,
173                        uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
174 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
175                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
176 void flush_dfree_cache(void);
177
178 /* The following definitions come from smbd/dir.c  */
179
180 bool init_dptrs(struct smbd_server_connection *sconn);
181 const char *dptr_path(struct smbd_server_connection *sconn, int key);
182 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
183 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
184 void dptr_close(struct smbd_server_connection *sconn, int *key);
185 void dptr_closecnum(connection_struct *conn);
186 void dptr_idlecnum(connection_struct *conn);
187 void dptr_closepath(struct smbd_server_connection *sconn,
188                     char *path,uint16_t spid);
189 NTSTATUS dptr_create(connection_struct *conn,
190                 struct smb_request *req,
191                 files_struct *fsp,
192                 const struct smb_filename *smb_dname,
193                 bool old_handle,
194                 bool expect_close,
195                 uint16_t spid,
196                 const char *wcard,
197                 bool wcard_has_wild,
198                 uint32_t attr,
199                 struct dptr_struct **dptr_ret);
200 void dptr_CloseDir(files_struct *fsp);
201 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
202 long dptr_TellDir(struct dptr_struct *dptr);
203 bool dptr_has_wild(struct dptr_struct *dptr);
204 int dptr_dnum(struct dptr_struct *dptr);
205 bool dptr_get_priv(struct dptr_struct *dptr);
206 void dptr_set_priv(struct dptr_struct *dptr);
207 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
208 bool dptr_fill(struct smbd_server_connection *sconn,
209                char *buf1,unsigned int key);
210 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
211                                char *buf,int *num);
212 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
213                                        int dptr_num);
214 bool get_dir_entry(TALLOC_CTX *ctx,
215                 struct dptr_struct *dirptr,
216                 const char *mask,
217                 uint32_t dirtype,
218                 char **pp_fname_out,
219                 off_t *size,
220                 uint32_t *mode,
221                 struct timespec *date,
222                 bool check_descend,
223                 bool ask_sharemode);
224 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
225 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
226                         connection_struct *conn,
227                         const struct smb_filename *smb_fname,
228                         const char *mask,
229                         uint32_t attr);
230 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
231                         SMB_STRUCT_STAT *sbuf, char **talloced);
232 void RewindDir(struct smb_Dir *dirp, long *poffset);
233 void SeekDir(struct smb_Dir *dirp, long offset);
234 long TellDir(struct smb_Dir *dirp);
235 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
236 NTSTATUS can_delete_directory(struct connection_struct *conn,
237                                 const char *dirname);
238 bool have_file_open_below(connection_struct *conn,
239                         const struct smb_filename *name);
240
241 /* The following definitions come from smbd/dmapi.c  */
242
243 const void *dmapi_get_current_session(void);
244 bool dmapi_have_session(void);
245 bool dmapi_new_session(void);
246 bool dmapi_destroy_session(void);
247 uint32_t dmapi_file_flags(const char * const path);
248
249 /* The following definitions come from smbd/dnsregister.c  */
250
251 bool smbd_setup_mdns_registration(struct tevent_context *ev,
252                                   TALLOC_CTX *mem_ctx,
253                                   uint16_t port);
254
255 /* The following definitions come from smbd/dosmode.c  */
256
257 mode_t unix_mode(connection_struct *conn, int dosmode,
258                  const struct smb_filename *smb_fname,
259                  const char *inherit_from_dir);
260 uint32_t dos_mode_msdfs(connection_struct *conn,
261                       const struct smb_filename *smb_fname);
262 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
263 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
264                      uint32_t dosmode, const char *parent_dir, bool newfile);
265 NTSTATUS file_set_sparse(connection_struct *conn,
266                          struct files_struct *fsp,
267                          bool sparse);
268 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
269                 struct smb_file_time *ft);
270 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
271 bool set_sticky_write_time_fsp(struct files_struct *fsp,
272                                struct timespec mtime);
273
274 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
275                               struct smb_filename *smb_fname,
276                               uint32_t *pattr);
277 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
278                               const struct smb_filename *smb_fname,
279                               uint32_t dosmode);
280
281 NTSTATUS set_create_timespec_ea(connection_struct *conn,
282                                 const struct smb_filename *smb_fname,
283                                 struct timespec create_time);
284
285 struct timespec get_create_timespec(connection_struct *conn,
286                                 struct files_struct *fsp,
287                                 const struct smb_filename *smb_fname);
288
289 struct timespec get_change_timespec(connection_struct *conn,
290                                 struct files_struct *fsp,
291                                 const struct smb_filename *smb_fname);
292
293 /* The following definitions come from smbd/error.c  */
294
295 bool use_nt_status(void);
296 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
297 size_t error_packet(char *outbuf,
298                     uint8_t eclass,
299                     uint32_t ecode,
300                     NTSTATUS ntstatus,
301                     int line,
302                     const char *file);
303 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
304                     int line, const char *file);
305 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
306                     int line, const char *file);
307 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
308                       NTSTATUS status, int line, const char *file);
309 void reply_openerror(struct smb_request *req, NTSTATUS status);
310
311 /* The following definitions come from smbd/file_access.c  */
312
313 bool can_delete_file_in_directory(connection_struct *conn,
314                                   const struct smb_filename *smb_fname);
315 bool can_write_to_file(connection_struct *conn,
316                        const struct smb_filename *smb_fname);
317 bool directory_has_default_acl(connection_struct *conn, const char *fname);
318 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
319
320 /* The following definitions come from smbd/fileio.c  */
321
322 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
323 void fsp_flush_write_time_update(struct files_struct *fsp);
324 void trigger_write_time_update(struct files_struct *fsp);
325 void trigger_write_time_update_immediate(struct files_struct *fsp);
326 void mark_file_modified(files_struct *fsp);
327 ssize_t write_file(struct smb_request *req,
328                         files_struct *fsp,
329                         const char *data,
330                         off_t pos,
331                         size_t n);
332 void delete_write_cache(files_struct *fsp);
333 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
334 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
335 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
336 int fsp_stat(files_struct *fsp);
337
338 /* The following definitions come from smbd/filename.c  */
339
340 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
341 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
342 NTSTATUS unix_convert(TALLOC_CTX *ctx,
343                       connection_struct *conn,
344                       const char *orig_path,
345                       struct smb_filename **smb_fname,
346                       uint32_t ucf_flags);
347 NTSTATUS check_name(connection_struct *conn,
348                         const struct smb_filename *smb_fname);
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 struct connection_struct;
500 struct smb_filename;
501 struct conn_struct_tos {
502         struct connection_struct *conn;
503         struct smb_filename *oldcwd_fname;
504 };
505 NTSTATUS create_conn_struct_tos(struct messaging_context *msg,
506                                 int snum,
507                                 const char *path,
508                                 const struct auth_session_info *session_info,
509                                 struct conn_struct_tos **_c);
510 NTSTATUS create_conn_struct_tos_cwd(struct messaging_context *msg,
511                                     int snum,
512                                     const char *path,
513                                     const struct auth_session_info *session_info,
514                                     struct conn_struct_tos **_c);
515
516 /* The following definitions come from smbd/negprot.c  */
517
518 void reply_negprot(struct smb_request *req);
519
520 /* The following definitions come from smbd/notify.c  */
521
522 bool change_notify_fsp_has_changes(struct files_struct *fsp);
523 void change_notify_reply(struct smb_request *req,
524                          NTSTATUS error_code,
525                          uint32_t max_param,
526                          struct notify_change_buf *notify_buf,
527                          void (*reply_fn)(struct smb_request *req,
528                                           NTSTATUS error_code,
529                                           uint8_t *buf, size_t len));
530 void notify_callback(struct smbd_server_connection *sconn,
531                      void *private_data, struct timespec when,
532                      const struct notify_event *e);
533 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
534                               bool recursive);
535 NTSTATUS change_notify_add_request(struct smb_request *req,
536                                 uint32_t max_param,
537                                 uint32_t filter, bool recursive,
538                                 struct files_struct *fsp,
539                                 void (*reply_fn)(struct smb_request *req,
540                                         NTSTATUS error_code,
541                                         uint8_t *buf, size_t len));
542 void smbd_notify_cancel_deleted(struct messaging_context *msg,
543                                 void *private_data, uint32_t msg_type,
544                                 struct server_id server_id, DATA_BLOB *data);
545 void smbd_notifyd_restarted(struct messaging_context *msg,
546                             void *private_data, uint32_t msg_type,
547                             struct server_id server_id, DATA_BLOB *data);
548 void remove_pending_change_notify_requests_by_mid(
549         struct smbd_server_connection *sconn, uint64_t mid);
550 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
551                                                   NTSTATUS status);
552 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
553                   const char *path);
554 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
555 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
556                                                      struct tevent_context *ev);
557
558 /* The following definitions come from smbd/notify_inotify.c  */
559
560 int inotify_watch(TALLOC_CTX *mem_ctx,
561                   struct sys_notify_context *ctx,
562                   const char *path,
563                   uint32_t *filter,
564                   uint32_t *subdir_filter,
565                   void (*callback)(struct sys_notify_context *ctx,
566                                    void *private_data,
567                                    struct notify_event *ev,
568                                    uint32_t filter),
569                   void *private_data,
570                   void *handle_p);
571
572 int fam_watch(TALLOC_CTX *mem_ctx,
573               struct sys_notify_context *ctx,
574               const char *path,
575               uint32_t *filter,
576               uint32_t *subdir_filter,
577               void (*callback)(struct sys_notify_context *ctx,
578                                void *private_data,
579                                struct notify_event *ev,
580                                uint32_t filter),
581               void *private_data,
582               void *handle_p);
583
584
585 /* The following definitions come from smbd/notify_internal.c  */
586
587 struct notify_context *notify_init(
588         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
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 file_id *id,
655                             const struct share_mode_entry *exclusive,
656                             uint16_t break_to);
657 struct deferred_open_record;
658 bool is_deferred_open_async(const struct deferred_open_record *rec);
659 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
660                           struct smb_filename *smb_dname);
661 void msg_file_was_renamed(struct messaging_context *msg,
662                           void *private_data,
663                           uint32_t msg_type,
664                           struct server_id server_id,
665                           DATA_BLOB *data);
666 int find_share_mode_lease(struct share_mode_data *d,
667                           const struct GUID *client_guid,
668                           const struct smb2_lease_key *key);
669 struct share_mode_lease;
670 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
671                                  const struct smb2_lease_key *key,
672                                  const struct share_mode_lease *l);
673 NTSTATUS create_file_default(connection_struct *conn,
674                              struct smb_request *req,
675                              uint16_t root_dir_fid,
676                              struct smb_filename * smb_fname,
677                              uint32_t access_mask,
678                              uint32_t share_access,
679                              uint32_t create_disposition,
680                              uint32_t create_options,
681                              uint32_t file_attributes,
682                              uint32_t oplock_request,
683                              struct smb2_lease *lease,
684                              uint64_t allocation_size,
685                              uint32_t private_flags,
686                              struct security_descriptor *sd,
687                              struct ea_list *ea_list,
688                              files_struct **result,
689                              int *pinfo,
690                              const struct smb2_create_blobs *in_context_blobs,
691                              struct smb2_create_blobs *out_context_blobs);
692
693 NTSTATUS get_relative_fid_filename(connection_struct *conn,
694                                    struct smb_request *req,
695                                    uint16_t root_dir_fid,
696                                    const struct smb_filename *smb_fname,
697                                    struct smb_filename **smb_fname_out);
698
699 /* The following definitions come from smbd/oplock.c  */
700
701 uint32_t get_lease_type(const struct share_mode_data *d,
702                         const struct share_mode_entry *e);
703 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
704
705 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
706 NTSTATUS set_file_oplock(files_struct *fsp);
707 bool remove_oplock_under_lock(files_struct *fsp, struct share_mode_lock *lck);
708 bool remove_oplock(files_struct *fsp);
709 bool downgrade_oplock(files_struct *fsp);
710 bool fsp_lease_update(struct share_mode_lock *lck,
711                       const struct GUID *client_guid,
712                       struct fsp_lease *lease);
713 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
714                         uint32_t num_file_ids,
715                         const struct file_id *ids,
716                         const struct smb2_lease_key *key,
717                         uint32_t lease_state);
718 void contend_level2_oplocks_begin(files_struct *fsp,
719                                   enum level2_contention_type type);
720 void contend_level2_oplocks_end(files_struct *fsp,
721                                 enum level2_contention_type type);
722 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
723                                   enum level2_contention_type type);
724 void smbd_contend_level2_oplocks_end(files_struct *fsp,
725                                 enum level2_contention_type type);
726 void share_mode_entry_to_message(char *msg, const struct file_id *id,
727                                  const struct share_mode_entry *e);
728 void message_to_share_mode_entry(struct file_id *id,
729                                  struct share_mode_entry *e,
730                                  const char *msg);
731 bool init_oplocks(struct smbd_server_connection *sconn);
732 void 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 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
760 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
761 uint32_t map_canon_ace_perms(int snum,
762                                 enum security_ace_type *pacl_type,
763                                 mode_t perms,
764                                 bool directory_ace);
765 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
766 bool current_user_in_group(connection_struct *conn, gid_t gid);
767 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
768 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
769                            TALLOC_CTX *mem_ctx,
770                            struct security_descriptor **ppdesc);
771 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
772                         const struct smb_filename *smb_fname_in,
773                         uint32_t security_info,
774                         TALLOC_CTX *mem_ctx,
775                         struct security_descriptor **ppdesc);
776 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
777 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
778 int get_acl_group_bits( connection_struct *conn,
779                         const struct smb_filename *smb_fname,
780                         mode_t *mode);
781 int inherit_access_posix_acl(connection_struct *conn,
782                         const char *inherit_from_dir,
783                         const struct smb_filename *smb_fname,
784                         mode_t mode);
785 bool set_unix_posix_default_acl(connection_struct *conn,
786                                 const struct smb_filename *smb_fname,
787                                 uint16_t num_def_acls, const char *pdata);
788 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
789                                 const struct smb_filename *smb_fname,
790                                 uint16_t num_acls,
791                                 const char *pdata);
792 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
793                              uint32_t security_info_wanted,
794                              struct security_descriptor **sd);
795 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
796                                 const struct smb_filename *smb_fname,
797                                 TALLOC_CTX *mem_ctx,
798                                 char **blob_description,
799                                 DATA_BLOB *blob);
800 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
801                               files_struct *fsp,
802                               TALLOC_CTX *mem_ctx,
803                               char **blob_description,
804                               DATA_BLOB *blob);
805
806 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
807
808 const struct enum_list *get_default_acl_style_list(void);
809
810 NTSTATUS make_default_filesystem_acl(
811         TALLOC_CTX *ctx,
812         enum default_acl_style acl_style,
813         const char *name,
814         const SMB_STRUCT_STAT *psbuf,
815         struct security_descriptor **ppdesc);
816
817 /* The following definitions come from smbd/process.c  */
818
819 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
820                   bool no_signing, uint32_t seqnum,
821                   bool do_encrypt,
822                   struct smb_perfcount_data *pcd);
823 size_t srv_set_message(char *buf,
824                        size_t num_words,
825                        size_t num_bytes,
826                        bool zero);
827 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
828                                       uint64_t mid);
829 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
830                                         uint64_t mid);
831 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
832 bool get_deferred_open_message_state(struct smb_request *smbreq,
833                                 struct timeval *p_request_time,
834                                 struct deferred_open_record **open_rec);
835 bool push_deferred_open_message_smb(struct smb_request *req,
836                                struct timeval request_time,
837                                struct timeval timeout,
838                                struct file_id id,
839                                struct deferred_open_record *open_rec);
840 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
841 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
842 void smb_request_done(struct smb_request *req);
843 const char *smb_fn_name(int type);
844 void add_to_common_flags2(uint32_t v);
845 void remove_from_common_flags2(uint32_t v);
846 void construct_reply_common_req(struct smb_request *req, char *outbuf);
847 bool smb1_is_chain(const uint8_t *buf);
848 bool smb1_walk_chain(const uint8_t *buf,
849                      bool (*fn)(uint8_t cmd,
850                                 uint8_t wct, const uint16_t *vwv,
851                                 uint16_t num_bytes, const uint8_t *bytes,
852                                 void *private_data),
853                      void *private_data);
854 unsigned smb1_chain_length(const uint8_t *buf);
855 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
856                       struct smbXsrv_connection *xconn,
857                       bool encrypted, uint32_t seqnum,
858                       struct smb_request ***reqs, unsigned *num_reqs);
859 bool req_is_in_chain(const struct smb_request *req);
860 void smbd_process(struct tevent_context *ev_ctx,
861                   struct messaging_context *msg_ctx,
862                   int sock_fd,
863                   bool interactive);
864 bool fork_echo_handler(struct smbXsrv_connection *xconn);
865
866 /* The following definitions come from smbd/quotas.c  */
867
868 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
869                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
870
871 /* The following definitions come from smbd/reply.c  */
872
873 NTSTATUS check_path_syntax(char *path);
874 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
875 NTSTATUS check_path_syntax_posix(char *path);
876 size_t srvstr_get_path_wcard(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                         bool *contains_wcard);
885 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
886                         const char *inbuf,
887                         uint16_t smb_flags2,
888                         char **pp_dest,
889                         const char *src,
890                         size_t src_len,
891                         int flags,
892                         NTSTATUS *err,
893                         bool *contains_wcard);
894 size_t srvstr_get_path(TALLOC_CTX *ctx,
895                         const char *inbuf,
896                         uint16_t smb_flags2,
897                         char **pp_dest,
898                         const char *src,
899                         size_t src_len,
900                         int flags,
901                         NTSTATUS *err);
902 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
903                         const char *inbuf,
904                         uint16_t smb_flags2,
905                         char **pp_dest,
906                         const char *src,
907                         size_t src_len,
908                         int flags,
909                         NTSTATUS *err);
910 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
911                                  char **pp_dest, const char *src, int flags,
912                                  NTSTATUS *err, bool *contains_wcard);
913 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
914                            char **pp_dest, const char *src, int flags,
915                            NTSTATUS *err);
916 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
917                               char **dest, const uint8_t *src, int flags);
918 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
919                     files_struct *fsp);
920 bool check_fsp(connection_struct *conn, struct smb_request *req,
921                files_struct *fsp);
922 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
923                               files_struct *fsp);
924 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
925 void reply_tcon(struct smb_request *req);
926 void reply_tcon_and_X(struct smb_request *req);
927 void reply_unknown_new(struct smb_request *req, uint8_t type);
928 void reply_ioctl(struct smb_request *req);
929 void reply_checkpath(struct smb_request *req);
930 void reply_getatr(struct smb_request *req);
931 void reply_setatr(struct smb_request *req);
932 void reply_dskattr(struct smb_request *req);
933 void reply_search(struct smb_request *req);
934 void reply_fclose(struct smb_request *req);
935 void reply_open(struct smb_request *req);
936 void reply_open_and_X(struct smb_request *req);
937 void reply_ulogoffX(struct smb_request *req);
938 void reply_mknew(struct smb_request *req);
939 void reply_ctemp(struct smb_request *req);
940 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
941                           uint32_t dirtype, struct smb_filename *smb_fname,
942                           bool has_wild);
943 void reply_unlink(struct smb_request *req);
944 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
945                       off_t startpos, size_t nread);
946 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
947                             files_struct *fsp,
948                             ssize_t nread,
949                             size_t headersize,
950                             size_t smb_maxcnt);
951 void reply_readbraw(struct smb_request *req);
952 void reply_lockread(struct smb_request *req);
953 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
954 void reply_read(struct smb_request *req);
955 void reply_read_and_X(struct smb_request *req);
956 void error_to_writebrawerr(struct smb_request *req);
957 void reply_writebraw(struct smb_request *req);
958 void reply_writeunlock(struct smb_request *req);
959 void reply_write(struct smb_request *req);
960 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
961                             const uint8_t *inbuf);
962 void reply_write_and_X(struct smb_request *req);
963 void reply_lseek(struct smb_request *req);
964 void reply_flush(struct smb_request *req);
965 void reply_exit(struct smb_request *req);
966 void reply_close(struct smb_request *req);
967 void reply_writeclose(struct smb_request *req);
968 void reply_lock(struct smb_request *req);
969 void reply_unlock(struct smb_request *req);
970 void reply_tdis(struct smb_request *req);
971 void reply_echo(struct smb_request *req);
972 void reply_printopen(struct smb_request *req);
973 void reply_printclose(struct smb_request *req);
974 void reply_printqueue(struct smb_request *req);
975 void reply_printwrite(struct smb_request *req);
976 void reply_mkdir(struct smb_request *req);
977 void reply_rmdir(struct smb_request *req);
978 NTSTATUS rename_internals_fsp(connection_struct *conn,
979                         files_struct *fsp,
980                         const struct smb_filename *smb_fname_dst_in,
981                         uint32_t attrs,
982                         bool replace_if_exists);
983 NTSTATUS rename_internals(TALLOC_CTX *ctx,
984                         connection_struct *conn,
985                         struct smb_request *req,
986                         struct smb_filename *smb_fname_src,
987                         struct smb_filename *smb_fname_dst,
988                         uint32_t attrs,
989                         bool replace_if_exists,
990                         bool src_has_wild,
991                         bool dest_has_wild,
992                         uint32_t access_mask);
993 void reply_mv(struct smb_request *req);
994 NTSTATUS copy_file(TALLOC_CTX *ctx,
995                         connection_struct *conn,
996                         struct smb_filename *smb_fname_src,
997                         struct smb_filename *smb_fname_dst,
998                         int ofun,
999                         int count,
1000                         bool target_is_directory);
1001 void reply_copy(struct smb_request *req);
1002 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1003                     bool large_file_format);
1004 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1005                         bool large_file_format);
1006 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1007                          bool large_file_format);
1008 void reply_lockingX(struct smb_request *req);
1009 void reply_readbmpx(struct smb_request *req);
1010 void reply_readbs(struct smb_request *req);
1011 void reply_setattrE(struct smb_request *req);
1012 void reply_writebmpx(struct smb_request *req);
1013 void reply_writebs(struct smb_request *req);
1014 void reply_getattrE(struct smb_request *req);
1015
1016 /* The following definitions come from smbd/seal.c  */
1017
1018 bool is_encrypted_packet(const uint8_t *inbuf);
1019 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1020 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1021 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1022                             char **buf_out);
1023 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1024                                         unsigned char **ppdata,
1025                                         size_t *p_data_size,
1026                                         unsigned char **pparam,
1027                                         size_t *p_param_size);
1028 NTSTATUS srv_encryption_start(connection_struct *conn);
1029 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1030
1031 /* The following definitions come from smbd/sec_ctx.c  */
1032
1033 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1034 bool push_sec_ctx(void);
1035 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1036 void set_root_sec_ctx(void);
1037 bool pop_sec_ctx(void);
1038 void init_sec_ctx(void);
1039 const struct security_token *sec_ctx_active_token(void);
1040
1041 /* The following definitions come from smbd/server.c  */
1042
1043 struct memcache *smbd_memcache(void);
1044 bool snum_is_shared_printer(int snum);
1045 void delete_and_reload_printers(void);
1046 bool reload_services(struct smbd_server_connection *sconn,
1047                      bool (*snumused) (struct smbd_server_connection *, int),
1048                      bool test);
1049
1050 /* The following definitions come from smbd/server_exit.c  */
1051
1052 void smbd_exit_server(const char *reason) _NORETURN_;
1053 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1054
1055 /* The following definitions come from smbd/service.c  */
1056
1057 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1058 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1059 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1060 bool chdir_current_service(connection_struct *conn);
1061 void load_registry_shares(void);
1062 int add_home_service(const char *service, const char *username, const char *homedir);
1063 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1064 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1065                                         struct smbXsrv_tcon *tcon,
1066                                         int snum,
1067                                         struct user_struct *vuser,
1068                                         const char *pdev,
1069                                         NTSTATUS *pstatus);
1070 connection_struct *make_connection(struct smb_request *req,
1071                                    NTTIME now,
1072                                    const char *service_in,
1073                                    const char *pdev, uint64_t vuid,
1074                                    NTSTATUS *status);
1075 void close_cnum(connection_struct *conn, uint64_t vuid);
1076
1077 /* The following definitions come from smbd/session.c  */
1078 struct sessionid;
1079 struct smbXsrv_session;
1080 bool session_init(void);
1081 bool session_claim(struct smbXsrv_session *session);
1082 void session_yield(struct smbXsrv_session *session);
1083 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1084 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1085                   const char *machine, struct sessionid **session_list);
1086
1087 /* The following definitions come from smbd/sesssetup.c  */
1088
1089 void reply_sesssetup_and_X(struct smb_request *req);
1090
1091 /* The following definitions come from smbd/share_access.c  */
1092
1093 bool token_contains_name_in_list(const char *username,
1094                                  const char *domain,
1095                                  const char *sharename,
1096                                  const struct security_token *token,
1097                                  const char **list);
1098 bool user_ok_token(const char *username, const char *domain,
1099                    const struct security_token *token, int snum);
1100 bool is_share_read_only_for_token(const char *username,
1101                                   const char *domain,
1102                                   const struct security_token *token,
1103                                   connection_struct *conn);
1104
1105 /* The following definitions come from smbd/srvstr.c  */
1106
1107 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1108                       const char *src, int dest_len, int flags, size_t *ret_len);
1109 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1110
1111 /* The following definitions come from smbd/statcache.c  */
1112
1113 void stat_cache_add( const char *full_orig_name,
1114                 char *translated_path,
1115                 bool case_sensitive);
1116 bool stat_cache_lookup(connection_struct *conn,
1117                         bool posix_paths,
1118                         char **pp_name,
1119                         char **pp_dirpath,
1120                         char **pp_start,
1121                         SMB_STRUCT_STAT *pst);
1122 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1123                                     const char *name);
1124 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1125                                     const char *name);
1126 void stat_cache_delete(const char *name);
1127 struct TDB_DATA;
1128 unsigned int fast_string_hash(struct TDB_DATA *key);
1129 bool reset_stat_cache( void );
1130
1131 /* The following definitions come from smbd/statvfs.c  */
1132
1133 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1134
1135 /* The following definitions come from smbd/trans2.c  */
1136
1137 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1138                           uint32_t access_mask);
1139 NTSTATUS check_access(connection_struct *conn,
1140                                 files_struct *fsp,
1141                                 const struct smb_filename *smb_fname,
1142                                 uint32_t access_mask);
1143 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1144 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1145 void aapl_force_zero_file_id(struct smbd_server_connection *sconn);
1146 bool samba_private_attr_name(const char *unix_ea_name);
1147 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1148                         files_struct *fsp,
1149                         const struct smb_filename *smb_fname,
1150                         const char *ea_name,
1151                         struct ea_struct *pea);
1152 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1153                         connection_struct *conn,
1154                         files_struct *fsp,
1155                         const struct smb_filename *smb_fname,
1156                         char ***pnames,
1157                         size_t *pnum_names);
1158 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1159                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1160 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1161 void send_trans2_replies(connection_struct *conn,
1162                         struct smb_request *req,
1163                         NTSTATUS status,
1164                          const char *params,
1165                          int paramsize,
1166                          const char *pdata,
1167                          int datasize,
1168                          int max_data_bytes);
1169 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1170 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1171                 connection_struct *conn,
1172                 struct smb_request *req,
1173                 bool overwrite_if_exists,
1174                 const struct smb_filename *smb_fname_old,
1175                 struct smb_filename *smb_fname_new);
1176 NTSTATUS smb_set_file_time(connection_struct *conn,
1177                            files_struct *fsp,
1178                            const struct smb_filename *smb_fname,
1179                            struct smb_file_time *ft,
1180                            bool setting_write_time);
1181 void reply_findclose(struct smb_request *req);
1182 void reply_findnclose(struct smb_request *req);
1183 void reply_trans2(struct smb_request *req);
1184 void reply_transs2(struct smb_request *req);
1185
1186 /* The following definitions come from smbd/uid.c  */
1187
1188 #define smbd_impersonate_debug_create(main_ev, name, dbg_lvl) \
1189         _smbd_impersonate_debug_create(main_ev, name, dbg_lvl, __location__)
1190 struct tevent_context *_smbd_impersonate_debug_create(struct tevent_context *main_ev,
1191                                                       const char *name,
1192                                                       int dbg_lvl,
1193                                                       const char *location);
1194 bool change_to_guest(void);
1195 NTSTATUS check_user_share_access(connection_struct *conn,
1196                                 const struct auth_session_info *session_info,
1197                                 uint32_t *p_share_access,
1198                                 bool *p_readonly_share);
1199 bool change_to_user(connection_struct *conn, uint64_t vuid);
1200 bool change_to_user_by_fsp(struct files_struct *fsp);
1201 bool smbd_change_to_root_user(void);
1202 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1203 bool smbd_unbecome_authenticated_pipe_user(void);
1204 void become_root(void);
1205 void unbecome_root(void);
1206 void smbd_become_root(void);
1207 void smbd_unbecome_root(void);
1208 bool become_guest(void);
1209 void unbecome_guest(void);
1210 bool become_user(connection_struct *conn, uint64_t vuid);
1211 bool become_user_by_fsp(struct files_struct *fsp);
1212 bool become_user_by_session(connection_struct *conn,
1213                             const struct auth_session_info *session_info);
1214 bool unbecome_user(void);
1215 uid_t get_current_uid(connection_struct *conn);
1216 gid_t get_current_gid(connection_struct *conn);
1217 const struct security_unix_token *get_current_utok(connection_struct *conn);
1218 const struct security_token *get_current_nttok(connection_struct *conn);
1219 uint64_t get_current_vuid(connection_struct *conn);
1220
1221 struct tevent_context *smbd_impersonate_conn_vuid_create(
1222                                 struct tevent_context *main_ev,
1223                                 struct connection_struct *conn,
1224                                 uint64_t vuid);
1225 struct tevent_context *smbd_impersonate_conn_sess_create(
1226                                 struct tevent_context *main_ev,
1227                                 struct connection_struct *conn,
1228                                 struct auth_session_info *session_info);
1229 struct tevent_context *smbd_impersonate_root_create(struct tevent_context *main_ev);
1230 struct tevent_context *smbd_impersonate_guest_create(struct tevent_context *main_ev);
1231
1232 struct pthreadpool_tevent *smbd_impersonate_tp_current_create(
1233                                 TALLOC_CTX *mem_ctx,
1234                                 struct pthreadpool_tevent *sync_tp,
1235                                 struct connection_struct *conn,
1236                                 uint64_t vuid, bool chdir_safe,
1237                                 const struct security_unix_token *unix_token);
1238 struct pthreadpool_tevent *smbd_impersonate_tp_become_create(
1239                                         TALLOC_CTX *mem_ctx,
1240                                         struct pthreadpool_tevent *sync_tp,
1241                                         bool chdir_safe,
1242                                         void (*become_fn)(void),
1243                                         void (*unbecome_fn)(void));
1244
1245 /* The following definitions come from smbd/utmp.c  */
1246
1247 void sys_utmp_claim(const char *username, const char *hostname,
1248                     const char *id_str, int id_num);
1249 void sys_utmp_yield(const char *username, const char *hostname,
1250                     const char *id_str, int id_num);
1251
1252 /* The following definitions come from smbd/vfs.c  */
1253
1254 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1255 bool smbd_vfs_init(connection_struct *conn);
1256 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1257 ssize_t vfs_pwrite_data(struct smb_request *req,
1258                         files_struct *fsp,
1259                         const char *buffer,
1260                         size_t N,
1261                         off_t offset);
1262 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1263 int vfs_set_filelen(files_struct *fsp, off_t len);
1264 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1265 int vfs_fill_sparse(files_struct *fsp, off_t len);
1266 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1267 const char *vfs_readdirname(connection_struct *conn, void *p,
1268                             SMB_STRUCT_STAT *sbuf, char **talloced);
1269 int vfs_ChDir(connection_struct *conn,
1270                         const struct smb_filename *smb_fname);
1271 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1272 NTSTATUS check_reduced_name(connection_struct *conn,
1273                         const struct smb_filename *cwd_fname,
1274                         const struct smb_filename *smb_fname);
1275 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1276                         const struct smb_filename *smb_fname,
1277                         struct smb_request *smbreq);
1278 int vfs_stat_smb_basename(struct connection_struct *conn,
1279                         const struct smb_filename *smb_fname_in,
1280                         SMB_STRUCT_STAT *psbuf);
1281 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1282 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1283 NTSTATUS vfs_streaminfo(connection_struct *conn,
1284                         struct files_struct *fsp,
1285                         const struct smb_filename *smb_fname,
1286                         TALLOC_CTX *mem_ctx,
1287                         unsigned int *num_streams,
1288                         struct stream_struct **streams);
1289
1290 /* The following definitions come from smbd/avahi_register.c */
1291
1292 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1293                            uint16_t port);
1294
1295 /* The following definitions come from smbd/smb2_create.c */
1296
1297 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1298                                     TALLOC_CTX *mem_ctx,
1299                                     DATA_BLOB *cookie_blob);
1300 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1301                                         const DATA_BLOB old_cookie,
1302                                         TALLOC_CTX *mem_ctx,
1303                                         DATA_BLOB *new_cookie);
1304 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1305                                        struct smb_request *smb1req,
1306                                        struct smbXsrv_open *op,
1307                                        const DATA_BLOB old_cookie,
1308                                        TALLOC_CTX *mem_ctx,
1309                                        files_struct **result,
1310                                        DATA_BLOB *new_cookie);
1311
1312 #endif /* _SMBD_PROTO_H_ */