smbd: Remove write cache
[samba.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 NTSTATUS 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 NTSTATUS smbd_do_locks_try(
99         struct files_struct *fsp,
100         enum brl_flavour lock_flav,
101         uint16_t num_locks,
102         struct smbd_lock_element *locks,
103         uint16_t *blocker_idx,
104         struct server_id *blocking_pid,
105         uint64_t *blocking_smblctx);
106 struct tevent_req *smbd_smb1_do_locks_send(
107         TALLOC_CTX *mem_ctx,
108         struct tevent_context *ev,
109         struct smb_request **smbreq, /* talloc_move()d into our state */
110         struct files_struct *fsp,
111         uint32_t lock_timeout,
112         bool large_offset,
113         enum brl_flavour lock_flav,
114         uint16_t num_locks,
115         struct smbd_lock_element *locks);
116 NTSTATUS smbd_smb1_do_locks_recv(struct tevent_req *req);
117 bool smbd_smb1_do_locks_extract_smbreq(
118         struct tevent_req *req,
119         TALLOC_CTX *mem_ctx,
120         struct smb_request **psmbreq);
121 void smbd_smb1_brl_finish_by_req(struct tevent_req *req, NTSTATUS status);
122 bool smbd_smb1_brl_finish_by_lock(
123         struct files_struct *fsp,
124         bool large_offset,
125         enum brl_flavour lock_flav,
126         struct smbd_lock_element lock,
127         NTSTATUS finish_status);
128 bool smbd_smb1_brl_finish_by_mid(
129         struct smbd_server_connection *sconn, uint64_t mid);
130
131 /* The following definitions come from smbd/close.c  */
132
133 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
134 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
135                     enum file_close_type close_type);
136 void msg_close_file(struct messaging_context *msg_ctx,
137                     void *private_data,
138                     uint32_t msg_type,
139                     struct server_id server_id,
140                     DATA_BLOB *data);
141 NTSTATUS delete_all_streams(connection_struct *conn,
142                         const struct smb_filename *smb_fname);
143 bool recursive_rmdir(TALLOC_CTX *ctx,
144                      connection_struct *conn,
145                      struct smb_filename *smb_dname);
146 bool has_other_nonposix_opens(struct share_mode_lock *lck,
147                               struct files_struct *fsp);
148
149 /* The following definitions come from smbd/conn.c  */
150
151 int conn_num_open(struct smbd_server_connection *sconn);
152 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
153 connection_struct *conn_new(struct smbd_server_connection *sconn);
154 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
155 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
156 void conn_free(connection_struct *conn);
157 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
158 void msg_force_tdis(struct messaging_context *msg,
159                     void *private_data,
160                     uint32_t msg_type,
161                     struct server_id server_id,
162                     DATA_BLOB *data);
163
164 /* The following definitions come from smbd/connection.c  */
165
166 int count_current_connections(const char *sharename, bool verify);
167 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
168
169 /* The following definitions come from smbd/dfree.c  */
170
171 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
172                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
173 void flush_dfree_cache(void);
174
175 /* The following definitions come from smbd/dir.c  */
176
177 bool init_dptrs(struct smbd_server_connection *sconn);
178 const char *dptr_path(struct smbd_server_connection *sconn, int key);
179 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
180 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
181 void dptr_closecnum(connection_struct *conn);
182 NTSTATUS dptr_create(connection_struct *conn,
183                 struct smb_request *req,
184                 files_struct *fsp,
185                 bool old_handle,
186                 bool expect_close,
187                 uint16_t spid,
188                 const char *wcard,
189                 bool wcard_has_wild,
190                 uint32_t attr,
191                 struct dptr_struct **dptr_ret);
192 void dptr_CloseDir(files_struct *fsp);
193 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
194 long dptr_TellDir(struct dptr_struct *dptr);
195 bool dptr_has_wild(struct dptr_struct *dptr);
196 int dptr_dnum(struct dptr_struct *dptr);
197 bool dptr_get_priv(struct dptr_struct *dptr);
198 void dptr_set_priv(struct dptr_struct *dptr);
199 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
200 bool dptr_fill(struct smbd_server_connection *sconn,
201                char *buf1,unsigned int key);
202 files_struct *dptr_fetch_fsp(struct smbd_server_connection *sconn,
203                                char *buf,int *num);
204 files_struct *dptr_fetch_lanman2_fsp(struct smbd_server_connection *sconn,
205                                        int dptr_num);
206 bool get_dir_entry(TALLOC_CTX *ctx,
207                 struct dptr_struct *dirptr,
208                 const char *mask,
209                 uint32_t dirtype,
210                 char **pp_fname_out,
211                 off_t *size,
212                 uint32_t *mode,
213                 struct timespec *date,
214                 bool check_descend,
215                 bool ask_sharemode);
216 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
217 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
218                         connection_struct *conn,
219                         const struct smb_filename *smb_fname,
220                         const char *mask,
221                         uint32_t attr);
222 const char *ReadDirName(struct smb_Dir *dir_hnd, long *poffset,
223                         SMB_STRUCT_STAT *sbuf, char **talloced);
224 void RewindDir(struct smb_Dir *dir_hnd, long *poffset);
225 void SeekDir(struct smb_Dir *dirp, long offset);
226 long TellDir(struct smb_Dir *dirp);
227 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
228 NTSTATUS can_delete_directory(struct connection_struct *conn,
229                                 const char *dirname);
230 bool have_file_open_below(connection_struct *conn,
231                         const struct smb_filename *name);
232
233 /* The following definitions come from smbd/dmapi.c  */
234
235 const void *dmapi_get_current_session(void);
236 bool dmapi_have_session(void);
237 bool dmapi_new_session(void);
238 bool dmapi_destroy_session(void);
239 uint32_t dmapi_file_flags(const char * const path);
240
241 /* The following definitions come from smbd/dnsregister.c  */
242
243 bool smbd_setup_mdns_registration(struct tevent_context *ev,
244                                   TALLOC_CTX *mem_ctx,
245                                   uint16_t port);
246
247 /* The following definitions come from smbd/dosmode.c  */
248
249 mode_t unix_mode(connection_struct *conn, int dosmode,
250                  const struct smb_filename *smb_fname,
251                  const char *inherit_from_dir);
252 uint32_t dos_mode_msdfs(connection_struct *conn,
253                       const struct smb_filename *smb_fname);
254 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
255 struct tevent_req *dos_mode_at_send(TALLOC_CTX *mem_ctx,
256                                     struct tevent_context *ev,
257                                     files_struct *dir_fsp,
258                                     struct smb_filename *smb_fname);
259 NTSTATUS dos_mode_at_recv(struct tevent_req *req, uint32_t *dosmode);
260 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
261                      uint32_t dosmode, const char *parent_dir, bool newfile);
262 NTSTATUS file_set_sparse(connection_struct *conn,
263                          struct files_struct *fsp,
264                          bool sparse);
265 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
266                 struct smb_file_time *ft);
267 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
268 bool set_sticky_write_time_fsp(struct files_struct *fsp,
269                                struct timespec mtime);
270
271 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
272                               struct smb_filename *smb_fname,
273                               uint32_t *pattr);
274 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
275                               const struct smb_filename *smb_fname,
276                               uint32_t dosmode);
277
278 NTSTATUS set_create_timespec_ea(connection_struct *conn,
279                                 const struct smb_filename *smb_fname,
280                                 struct timespec create_time);
281
282 struct timespec get_create_timespec(connection_struct *conn,
283                                 struct files_struct *fsp,
284                                 const struct smb_filename *smb_fname);
285
286 struct timespec get_change_timespec(connection_struct *conn,
287                                 struct files_struct *fsp,
288                                 const struct smb_filename *smb_fname);
289
290 NTSTATUS parse_dos_attribute_blob(struct smb_filename *smb_fname,
291                                   DATA_BLOB blob,
292                                   uint32_t *pattr);
293
294 /* The following definitions come from smbd/error.c  */
295
296 bool use_nt_status(void);
297 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
298 size_t error_packet(char *outbuf,
299                     uint8_t eclass,
300                     uint32_t ecode,
301                     NTSTATUS ntstatus,
302                     int line,
303                     const char *file);
304 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
305                     int line, const char *file);
306 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
307                     int line, const char *file);
308 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
309                       NTSTATUS status, int line, const char *file);
310 void reply_openerror(struct smb_request *req, NTSTATUS status);
311
312 /* The following definitions come from smbd/file_access.c  */
313
314 bool can_delete_file_in_directory(connection_struct *conn,
315                                   const struct smb_filename *smb_fname);
316 bool can_write_to_file(connection_struct *conn,
317                        const struct smb_filename *smb_fname);
318 bool directory_has_default_acl(connection_struct *conn, const char *fname);
319 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
320
321 /* The following definitions come from smbd/fileio.c  */
322
323 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
324 void fsp_flush_write_time_update(struct files_struct *fsp);
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 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
334
335 /* The following definitions come from smbd/filename.c  */
336
337 uint32_t ucf_flags_from_smb_request(struct smb_request *req);
338 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
339 NTSTATUS unix_convert(TALLOC_CTX *ctx,
340                       connection_struct *conn,
341                       const char *orig_path,
342                       struct smb_filename **smb_fname,
343                       uint32_t ucf_flags);
344 NTSTATUS check_name(connection_struct *conn,
345                         const struct smb_filename *smb_fname);
346 int get_real_filename(connection_struct *conn, const char *path,
347                       const char *name, TALLOC_CTX *mem_ctx,
348                       char **found_name);
349 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
350                         connection_struct *conn,
351                         const char *name_in,
352                         uint32_t ucf_flags,
353                         time_t *twrp,
354                         bool *ppath_contains_wcard,
355                         struct smb_filename **pp_smb_fname);
356 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
357                         connection_struct *conn,
358                         struct smb_request *smbreq,
359                         const char *name_in,
360                         uint32_t ucf_flags,
361                         bool *ppath_contains_wcard,
362                         struct smb_filename **pp_smb_fname);
363
364 /* The following definitions come from smbd/files.c  */
365
366 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
367                  files_struct **result);
368 void fsp_set_gen_id(files_struct *fsp);
369 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
370                   files_struct **result);
371 void file_close_conn(connection_struct *conn);
372 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
373                     uint64_t vuid);
374 bool file_init_global(void);
375 bool file_init(struct smbd_server_connection *sconn);
376 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
377 struct files_struct *files_forall(
378         struct smbd_server_connection *sconn,
379         struct files_struct *(*fn)(struct files_struct *fsp,
380                                    void *private_data),
381         void *private_data);
382 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
383 files_struct *file_find_dif(struct smbd_server_connection *sconn,
384                             struct file_id id, unsigned long gen_id);
385 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
386                                  struct file_id id);
387 files_struct *file_find_di_next(files_struct *start_fsp);
388 struct files_struct *file_find_one_fsp_from_lease_key(
389         struct smbd_server_connection *sconn,
390         const struct smb2_lease_key *lease_key);
391 bool file_find_subpath(files_struct *dir_fsp);
392 void fsp_free(files_struct *fsp);
393 void file_free(struct smb_request *req, files_struct *fsp);
394 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
395 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
396                                   uint64_t persistent_id,
397                                   uint64_t volatile_id);
398 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
399                                    uint64_t persistent_id,
400                                    uint64_t volatile_id);
401 NTSTATUS dup_file_fsp(
402         struct smb_request *req,
403         files_struct *from,
404         uint32_t access_mask,
405         uint32_t create_options,
406         files_struct *to);
407 NTSTATUS file_name_hash(connection_struct *conn,
408                         const char *name, uint32_t *p_name_hash);
409 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
410                            const struct smb_filename *smb_fname_in);
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,
534                               uint32_t max_buffer_size,
535                               uint32_t filter,
536                               bool recursive);
537 NTSTATUS change_notify_add_request(struct smb_request *req,
538                                 uint32_t max_param,
539                                 uint32_t filter, bool recursive,
540                                 struct files_struct *fsp,
541                                 void (*reply_fn)(struct smb_request *req,
542                                         NTSTATUS error_code,
543                                         uint8_t *buf, size_t len));
544 void smbd_notify_cancel_deleted(struct messaging_context *msg,
545                                 void *private_data, uint32_t msg_type,
546                                 struct server_id server_id, DATA_BLOB *data);
547 void smbd_notifyd_restarted(struct messaging_context *msg,
548                             void *private_data, uint32_t msg_type,
549                             struct server_id server_id, DATA_BLOB *data);
550 bool remove_pending_change_notify_requests_by_mid(
551         struct smbd_server_connection *sconn, uint64_t mid);
552 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
553                                                   NTSTATUS status);
554 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
555                   const char *path);
556 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
557 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
558                                                      struct tevent_context *ev);
559
560 /* The following definitions come from smbd/notify_inotify.c  */
561
562 int inotify_watch(TALLOC_CTX *mem_ctx,
563                   struct sys_notify_context *ctx,
564                   const char *path,
565                   uint32_t *filter,
566                   uint32_t *subdir_filter,
567                   void (*callback)(struct sys_notify_context *ctx,
568                                    void *private_data,
569                                    struct notify_event *ev,
570                                    uint32_t filter),
571                   void *private_data,
572                   void *handle_p);
573
574 int fam_watch(TALLOC_CTX *mem_ctx,
575               struct sys_notify_context *ctx,
576               const char *path,
577               uint32_t *filter,
578               uint32_t *subdir_filter,
579               void (*callback)(struct sys_notify_context *ctx,
580                                void *private_data,
581                                struct notify_event *ev,
582                                uint32_t filter),
583               void *private_data,
584               void *handle_p);
585
586
587 /* The following definitions come from smbd/notify_internal.c  */
588
589 struct notify_context *notify_init(
590         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
591         struct smbd_server_connection *sconn,
592         void (*callback)(struct smbd_server_connection *sconn,
593                          void *, struct timespec,
594                          const struct notify_event *));
595 NTSTATUS notify_add(struct notify_context *ctx,
596                     const char *path, uint32_t filter, uint32_t subdir_filter,
597                     void *private_data);
598 NTSTATUS notify_remove(struct notify_context *ctx, void *private_data,
599                        char *path);
600 void notify_trigger(struct notify_context *notify,
601                     uint32_t action, uint32_t filter,
602                     const char *dir, const char *path);
603
604 struct notify_instance;
605 NTSTATUS notify_walk(struct notify_context *notify,
606                      bool (*fn)(const char *path, struct server_id server,
607                                 const struct notify_instance *instance,
608                                 void *private_data),
609                      void *private_data);
610
611 /* The following definitions come from smbd/ntquotas.c  */
612
613 NTSTATUS vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype,
614                          struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
615 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
616 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
617 void *init_quota_handle(TALLOC_CTX *mem_ctx);
618
619 /* The following definitions come from smbd/nttrans.c  */
620
621 void reply_ntcreate_and_X(struct smb_request *req);
622 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
623                        uint32_t security_info_sent);
624 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
625                        uint32_t security_info_sent);
626 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
627 void reply_ntcancel(struct smb_request *req);
628 void reply_ntrename(struct smb_request *req);
629 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
630                                         TALLOC_CTX *mem_ctx,
631                                         files_struct *fsp,
632                                         uint32_t security_info_wanted,
633                                         uint32_t max_data_count,
634                                         uint8_t **ppmarshalled_sd,
635                                         size_t *psd_size);
636 #ifdef HAVE_SYS_QUOTAS
637
638 struct smb2_query_quota_info;
639
640 NTSTATUS smbd_do_query_getinfo_quota(TALLOC_CTX *mem_ctx,
641                                      files_struct *fsp,
642                                      bool restart_scan,
643                                      bool return_single,
644                                      uint32_t sid_list_length,
645                                      DATA_BLOB *sidbuffer,
646                                      uint32_t max_data_count,
647                                      uint8_t **p_data,
648                                      uint32_t *p_data_size);
649 #endif
650 void reply_nttrans(struct smb_request *req);
651 void reply_nttranss(struct smb_request *req);
652
653 /* The following definitions come from smbd/open.c  */
654
655 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
656                                 const struct smb_filename *smb_fname,
657                                 bool use_privs,
658                                 uint32_t access_mask);
659 NTSTATUS check_parent_access(struct connection_struct *conn,
660                                 struct smb_filename *smb_fname,
661                                 uint32_t access_mask);
662 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
663                  int flags, mode_t mode);
664 NTSTATUS fd_close(files_struct *fsp);
665 void change_file_owner_to_parent(connection_struct *conn,
666                                  const char *inherit_from_dir,
667                                  files_struct *fsp);
668 bool is_stat_open(uint32_t access_mask);
669 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
670                             const struct file_id *id,
671                             const struct share_mode_entry *exclusive,
672                             uint16_t break_to);
673 struct deferred_open_record;
674 bool is_deferred_open_async(const struct deferred_open_record *rec);
675 bool defer_smb1_sharing_violation(struct smb_request *req);
676 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
677                           struct smb_filename *smb_dname);
678 void msg_file_was_renamed(struct messaging_context *msg,
679                           void *private_data,
680                           uint32_t msg_type,
681                           struct server_id server_id,
682                           DATA_BLOB *data);
683 struct fsp_lease *find_fsp_lease(struct files_struct *new_fsp,
684                                  const struct smb2_lease_key *key,
685                                  uint32_t current_state,
686                                  uint16_t lease_version,
687                                  uint16_t lease_epoch);
688 NTSTATUS create_file_default(connection_struct *conn,
689                              struct smb_request *req,
690                              uint16_t root_dir_fid,
691                              struct smb_filename * smb_fname,
692                              uint32_t access_mask,
693                              uint32_t share_access,
694                              uint32_t create_disposition,
695                              uint32_t create_options,
696                              uint32_t file_attributes,
697                              uint32_t oplock_request,
698                              const struct smb2_lease *lease,
699                              uint64_t allocation_size,
700                              uint32_t private_flags,
701                              struct security_descriptor *sd,
702                              struct ea_list *ea_list,
703                              files_struct **result,
704                              int *pinfo,
705                              const struct smb2_create_blobs *in_context_blobs,
706                              struct smb2_create_blobs *out_context_blobs);
707
708 /* The following definitions come from smbd/oplock.c  */
709
710 uint32_t get_lease_type(const struct share_mode_entry *e, struct file_id id);
711
712 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
713 NTSTATUS set_file_oplock(files_struct *fsp);
714 bool remove_oplock(files_struct *fsp);
715 bool downgrade_oplock(files_struct *fsp);
716 bool fsp_lease_update(struct files_struct *fsp);
717 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
718                         uint32_t num_file_ids,
719                         const struct file_id *ids,
720                         const struct smb2_lease_key *key,
721                         uint32_t lease_state);
722 void contend_level2_oplocks_begin(files_struct *fsp,
723                                   enum level2_contention_type type);
724 void contend_level2_oplocks_end(files_struct *fsp,
725                                 enum level2_contention_type type);
726 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
727                                   enum level2_contention_type type);
728 void smbd_contend_level2_oplocks_end(files_struct *fsp,
729                                 enum level2_contention_type type);
730 void share_mode_entry_to_message(char *msg, const struct file_id *id,
731                                  const struct share_mode_entry *e);
732 void message_to_share_mode_entry(struct file_id *id,
733                                  struct share_mode_entry *e,
734                                  const char *msg);
735 bool init_oplocks(struct smbd_server_connection *sconn);
736 void init_kernel_oplocks(struct smbd_server_connection *sconn);
737
738 /* The following definitions come from smbd/oplock_linux.c  */
739
740 void linux_set_lease_capability(void);
741 int linux_set_lease_sighandler(int fd);
742 int linux_setlease(int fd, int leasetype);
743 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
744
745 /* The following definitions come from smbd/password.c  */
746
747 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
748                                           uint64_t vuid);
749 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
750 int register_homes_share(const char *username);
751
752 /* The following definitions come from smbd/pipes.c  */
753
754 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
755                       struct files_struct **pfsp);
756 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
757 void reply_pipe_write(struct smb_request *req);
758 void reply_pipe_write_and_X(struct smb_request *req);
759 void reply_pipe_read_and_X(struct smb_request *req);
760
761 /* The following definitions come from smbd/posix_acls.c  */
762
763 mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x_mask);
764 int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset);
765 uint32_t map_canon_ace_perms(int snum,
766                                 enum security_ace_type *pacl_type,
767                                 mode_t perms,
768                                 bool directory_ace);
769 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
770 bool current_user_in_group(connection_struct *conn, gid_t gid);
771 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
772 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
773                            TALLOC_CTX *mem_ctx,
774                            struct security_descriptor **ppdesc);
775 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
776                         const struct smb_filename *smb_fname_in,
777                         uint32_t security_info,
778                         TALLOC_CTX *mem_ctx,
779                         struct security_descriptor **ppdesc);
780 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
781 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
782 int get_acl_group_bits( connection_struct *conn,
783                         const struct smb_filename *smb_fname,
784                         mode_t *mode);
785 int inherit_access_posix_acl(connection_struct *conn,
786                         const char *inherit_from_dir,
787                         const struct smb_filename *smb_fname,
788                         mode_t mode);
789 NTSTATUS set_unix_posix_default_acl(connection_struct *conn,
790                                 files_struct *fsp,
791                                 uint16_t num_def_acls, const char *pdata);
792 NTSTATUS set_unix_posix_acl(connection_struct *conn, files_struct *fsp,
793                                 uint16_t num_acls,
794                                 const char *pdata);
795 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
796                              uint32_t security_info_wanted,
797                              struct security_descriptor **sd);
798 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
799                                 const struct smb_filename *smb_fname,
800                                 TALLOC_CTX *mem_ctx,
801                                 char **blob_description,
802                                 DATA_BLOB *blob);
803 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
804                               files_struct *fsp,
805                               TALLOC_CTX *mem_ctx,
806                               char **blob_description,
807                               DATA_BLOB *blob);
808
809 enum default_acl_style {DEFAULT_ACL_POSIX, DEFAULT_ACL_WINDOWS, DEFAULT_ACL_EVERYONE};
810
811 const struct enum_list *get_default_acl_style_list(void);
812
813 NTSTATUS make_default_filesystem_acl(
814         TALLOC_CTX *ctx,
815         enum default_acl_style acl_style,
816         const char *name,
817         const SMB_STRUCT_STAT *psbuf,
818         struct security_descriptor **ppdesc);
819
820 /* The following definitions come from smbd/process.c  */
821
822 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
823                   bool no_signing, uint32_t seqnum,
824                   bool do_encrypt,
825                   struct smb_perfcount_data *pcd);
826 size_t srv_set_message(char *buf,
827                        size_t num_words,
828                        size_t num_bytes,
829                        bool zero);
830 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
831                                       uint64_t mid);
832 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
833                                         uint64_t mid);
834 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
835 bool get_deferred_open_message_state(struct smb_request *smbreq,
836                                 struct timeval *p_request_time,
837                                 struct deferred_open_record **open_rec);
838 bool push_deferred_open_message_smb(struct smb_request *req,
839                                     struct timeval timeout,
840                                     struct file_id id,
841                                     struct deferred_open_record *open_rec);
842 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
843 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
844 void smb_request_done(struct smb_request *req);
845 const char *smb_fn_name(int type);
846 void add_to_common_flags2(uint32_t v);
847 void remove_from_common_flags2(uint32_t v);
848 void construct_reply_common_req(struct smb_request *req, char *outbuf);
849 bool smb1_is_chain(const uint8_t *buf);
850 bool smb1_walk_chain(const uint8_t *buf,
851                      bool (*fn)(uint8_t cmd,
852                                 uint8_t wct, const uint16_t *vwv,
853                                 uint16_t num_bytes, const uint8_t *bytes,
854                                 void *private_data),
855                      void *private_data);
856 unsigned smb1_chain_length(const uint8_t *buf);
857 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
858                       struct smbXsrv_connection *xconn,
859                       bool encrypted, uint32_t seqnum,
860                       struct smb_request ***reqs, unsigned *num_reqs);
861 bool req_is_in_chain(const struct smb_request *req);
862 void smbd_process(struct tevent_context *ev_ctx,
863                   struct messaging_context *msg_ctx,
864                   int sock_fd,
865                   bool interactive);
866 bool fork_echo_handler(struct smbXsrv_connection *xconn);
867
868 /* The following definitions come from smbd/quotas.c  */
869
870 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
871                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
872
873 /* The following definitions come from smbd/reply.c  */
874
875 NTSTATUS check_path_syntax(char *path);
876 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
877 NTSTATUS check_path_syntax_posix(char *path);
878 size_t srvstr_get_path_wcard(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_wcard_posix(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                         bool *contains_wcard);
896 size_t srvstr_get_path(TALLOC_CTX *ctx,
897                         const char *inbuf,
898                         uint16_t smb_flags2,
899                         char **pp_dest,
900                         const char *src,
901                         size_t src_len,
902                         int flags,
903                         NTSTATUS *err);
904 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
905                         const char *inbuf,
906                         uint16_t smb_flags2,
907                         char **pp_dest,
908                         const char *src,
909                         size_t src_len,
910                         int flags,
911                         NTSTATUS *err);
912 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
913                                  char **pp_dest, const char *src, int flags,
914                                  NTSTATUS *err, bool *contains_wcard);
915 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
916                            char **pp_dest, const char *src, int flags,
917                            NTSTATUS *err);
918 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
919                               char **dest, const uint8_t *src, int flags);
920 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
921                     files_struct *fsp);
922 bool check_fsp(connection_struct *conn, struct smb_request *req,
923                files_struct *fsp);
924 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
925                               files_struct *fsp);
926 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
927 void reply_tcon(struct smb_request *req);
928 void reply_tcon_and_X(struct smb_request *req);
929 void reply_unknown_new(struct smb_request *req, uint8_t type);
930 void reply_ioctl(struct smb_request *req);
931 void reply_checkpath(struct smb_request *req);
932 void reply_getatr(struct smb_request *req);
933 void reply_setatr(struct smb_request *req);
934 void reply_dskattr(struct smb_request *req);
935 void reply_search(struct smb_request *req);
936 void reply_fclose(struct smb_request *req);
937 void reply_open(struct smb_request *req);
938 void reply_open_and_X(struct smb_request *req);
939 void reply_ulogoffX(struct smb_request *req);
940 void reply_mknew(struct smb_request *req);
941 void reply_ctemp(struct smb_request *req);
942 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
943                           uint32_t dirtype, struct smb_filename *smb_fname,
944                           bool has_wild);
945 void reply_unlink(struct smb_request *req);
946 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
947                       off_t startpos, size_t nread);
948 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
949                             files_struct *fsp,
950                             ssize_t nread,
951                             size_t headersize,
952                             size_t smb_maxcnt);
953 void reply_readbraw(struct smb_request *req);
954 void reply_lockread(struct smb_request *req);
955 size_t setup_readX_header(char *outbuf, size_t smb_maxcnt);
956 void reply_read(struct smb_request *req);
957 void reply_read_and_X(struct smb_request *req);
958 void error_to_writebrawerr(struct smb_request *req);
959 void reply_writebraw(struct smb_request *req);
960 void reply_writeunlock(struct smb_request *req);
961 void reply_write(struct smb_request *req);
962 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
963                             const uint8_t *inbuf);
964 void reply_write_and_X(struct smb_request *req);
965 void reply_lseek(struct smb_request *req);
966 void reply_flush(struct smb_request *req);
967 void reply_exit(struct smb_request *req);
968 void reply_close(struct smb_request *req);
969 void reply_writeclose(struct smb_request *req);
970 void reply_lock(struct smb_request *req);
971 void reply_unlock(struct smb_request *req);
972 void reply_tdis(struct smb_request *req);
973 void reply_echo(struct smb_request *req);
974 void reply_printopen(struct smb_request *req);
975 void reply_printclose(struct smb_request *req);
976 void reply_printqueue(struct smb_request *req);
977 void reply_printwrite(struct smb_request *req);
978 void reply_mkdir(struct smb_request *req);
979 void reply_rmdir(struct smb_request *req);
980 NTSTATUS rename_internals_fsp(connection_struct *conn,
981                         files_struct *fsp,
982                         const struct smb_filename *smb_fname_dst_in,
983                         uint32_t attrs,
984                         bool replace_if_exists);
985 NTSTATUS rename_internals(TALLOC_CTX *ctx,
986                         connection_struct *conn,
987                         struct smb_request *req,
988                         struct smb_filename *smb_fname_src,
989                         struct smb_filename *smb_fname_dst,
990                         uint32_t attrs,
991                         bool replace_if_exists,
992                         bool src_has_wild,
993                         bool dest_has_wild,
994                         uint32_t access_mask);
995 void reply_mv(struct smb_request *req);
996 NTSTATUS copy_file(TALLOC_CTX *ctx,
997                         connection_struct *conn,
998                         struct smb_filename *smb_fname_src,
999                         struct smb_filename *smb_fname_dst,
1000                         int ofun,
1001                         int count,
1002                         bool target_is_directory);
1003 void reply_copy(struct smb_request *req);
1004 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
1005                     bool large_file_format);
1006 uint64_t get_lock_count(const uint8_t *data, int data_offset,
1007                         bool large_file_format);
1008 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
1009                          bool large_file_format);
1010 void reply_lockingX(struct smb_request *req);
1011 void reply_readbmpx(struct smb_request *req);
1012 void reply_readbs(struct smb_request *req);
1013 void reply_setattrE(struct smb_request *req);
1014 void reply_writebmpx(struct smb_request *req);
1015 void reply_writebs(struct smb_request *req);
1016 void reply_getattrE(struct smb_request *req);
1017
1018 /* The following definitions come from smbd/seal.c  */
1019
1020 bool is_encrypted_packet(const uint8_t *inbuf);
1021 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1022 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1023 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1024                             char **buf_out);
1025 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1026                                         unsigned char **ppdata,
1027                                         size_t *p_data_size,
1028                                         unsigned char **pparam,
1029                                         size_t *p_param_size);
1030 NTSTATUS srv_encryption_start(connection_struct *conn);
1031 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1032
1033 /* The following definitions come from smbd/sec_ctx.c  */
1034
1035 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1036 bool push_sec_ctx(void);
1037 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1038 void set_root_sec_ctx(void);
1039 bool pop_sec_ctx(void);
1040 void init_sec_ctx(void);
1041 const struct security_token *sec_ctx_active_token(void);
1042
1043 /* The following definitions come from smbd/server.c  */
1044
1045 struct memcache *smbd_memcache(void);
1046 bool snum_is_shared_printer(int snum);
1047 void delete_and_reload_printers(void);
1048 bool reload_services(struct smbd_server_connection *sconn,
1049                      bool (*snumused) (struct smbd_server_connection *, int),
1050                      bool test);
1051
1052 /* The following definitions come from smbd/server_exit.c  */
1053
1054 void smbd_exit_server(const char *reason) _NORETURN_;
1055 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1056
1057 /* The following definitions come from smbd/service.c  */
1058
1059 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1060 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1061 void set_current_case_sensitive(connection_struct *conn, uint16_t flags);
1062 bool chdir_current_service(connection_struct *conn);
1063 void load_registry_shares(void);
1064 int add_home_service(const char *service, const char *username, const char *homedir);
1065 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1066 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1067                                         struct smbXsrv_tcon *tcon,
1068                                         int snum,
1069                                         struct user_struct *vuser,
1070                                         const char *pdev,
1071                                         NTSTATUS *pstatus);
1072 connection_struct *make_connection(struct smb_request *req,
1073                                    NTTIME now,
1074                                    const char *service_in,
1075                                    const char *pdev, uint64_t vuid,
1076                                    NTSTATUS *status);
1077 void close_cnum(connection_struct *conn, uint64_t vuid);
1078
1079 /* The following definitions come from smbd/session.c  */
1080 struct sessionid;
1081 struct smbXsrv_session;
1082 bool session_init(void);
1083 bool session_claim(struct smbXsrv_session *session);
1084 void session_yield(struct smbXsrv_session *session);
1085 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1086 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1087                   const char *machine, struct sessionid **session_list);
1088
1089 /* The following definitions come from smbd/sesssetup.c  */
1090
1091 void reply_sesssetup_and_X(struct smb_request *req);
1092
1093 /* The following definitions come from smbd/share_access.c  */
1094
1095 bool token_contains_name_in_list(const char *username,
1096                                  const char *domain,
1097                                  const char *sharename,
1098                                  const struct security_token *token,
1099                                  const char **list);
1100 bool user_ok_token(const char *username, const char *domain,
1101                    const struct security_token *token, int snum);
1102 bool is_share_read_only_for_token(const char *username,
1103                                   const char *domain,
1104                                   const struct security_token *token,
1105                                   connection_struct *conn);
1106
1107 /* The following definitions come from smbd/srvstr.c  */
1108
1109 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1110                       const char *src, int dest_len, int flags, size_t *ret_len);
1111 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1112
1113 /* The following definitions come from smbd/statcache.c  */
1114
1115 void stat_cache_add( const char *full_orig_name,
1116                 char *translated_path,
1117                 bool case_sensitive);
1118 bool stat_cache_lookup(connection_struct *conn,
1119                         bool posix_paths,
1120                         char **pp_name,
1121                         char **pp_dirpath,
1122                         char **pp_start,
1123                         SMB_STRUCT_STAT *pst);
1124 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1125                                     const char *name);
1126 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1127                                     const char *name);
1128 void stat_cache_delete(const char *name);
1129 struct TDB_DATA;
1130 unsigned int fast_string_hash(struct TDB_DATA *key);
1131 bool reset_stat_cache( void );
1132
1133 /* The following definitions come from smbd/statvfs.c  */
1134
1135 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1136
1137 /* The following definitions come from smbd/trans2.c  */
1138
1139 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1140                           uint32_t access_mask);
1141 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1142 bool samba_private_attr_name(const char *unix_ea_name);
1143 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1144                         files_struct *fsp,
1145                         const struct smb_filename *smb_fname,
1146                         const char *ea_name,
1147                         struct ea_struct *pea);
1148 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1149                         connection_struct *conn,
1150                         files_struct *fsp,
1151                         const struct smb_filename *smb_fname,
1152                         char ***pnames,
1153                         size_t *pnum_names);
1154 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1155                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1156 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1157 void send_trans2_replies(connection_struct *conn,
1158                         struct smb_request *req,
1159                         NTSTATUS status,
1160                          const char *params,
1161                          int paramsize,
1162                          const char *pdata,
1163                          int datasize,
1164                          int max_data_bytes);
1165 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1166 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1167                 connection_struct *conn,
1168                 struct smb_request *req,
1169                 bool overwrite_if_exists,
1170                 const struct smb_filename *smb_fname_old,
1171                 struct smb_filename *smb_fname_new);
1172 NTSTATUS smb_set_file_time(connection_struct *conn,
1173                            files_struct *fsp,
1174                            const struct smb_filename *smb_fname,
1175                            struct smb_file_time *ft,
1176                            bool setting_write_time);
1177 void reply_findclose(struct smb_request *req);
1178 void reply_findnclose(struct smb_request *req);
1179 void reply_trans2(struct smb_request *req);
1180 void reply_transs2(struct smb_request *req);
1181
1182 /* The following definitions come from smbd/uid.c  */
1183
1184 bool change_to_guest(void);
1185 NTSTATUS check_user_share_access(connection_struct *conn,
1186                                 const struct auth_session_info *session_info,
1187                                 uint32_t *p_share_access,
1188                                 bool *p_readonly_share);
1189 bool change_to_user_and_service(connection_struct *conn, uint64_t vuid);
1190 bool change_to_user_and_service_by_fsp(struct files_struct *fsp);
1191 bool smbd_change_to_root_user(void);
1192 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1193 bool smbd_unbecome_authenticated_pipe_user(void);
1194 void become_root(void);
1195 void unbecome_root(void);
1196 void smbd_become_root(void);
1197 void smbd_unbecome_root(void);
1198 bool become_user_without_service(connection_struct *conn, uint64_t vuid);
1199 bool become_user_without_service_by_fsp(struct files_struct *fsp);
1200 bool become_user_without_service_by_session(connection_struct *conn,
1201                             const struct auth_session_info *session_info);
1202 bool unbecome_user_without_service(void);
1203 uid_t get_current_uid(connection_struct *conn);
1204 gid_t get_current_gid(connection_struct *conn);
1205 const struct security_unix_token *get_current_utok(connection_struct *conn);
1206 const struct security_token *get_current_nttok(connection_struct *conn);
1207 uint64_t get_current_vuid(connection_struct *conn);
1208
1209 /* The following definitions come from smbd/utmp.c  */
1210
1211 void sys_utmp_claim(const char *username, const char *hostname,
1212                     const char *id_str, int id_num);
1213 void sys_utmp_yield(const char *username, const char *hostname,
1214                     const char *id_str, int id_num);
1215
1216 /* The following definitions come from smbd/vfs.c  */
1217
1218 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1219 bool smbd_vfs_init(connection_struct *conn);
1220 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
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 int vfs_set_blocking(files_struct *fsp, bool set);
1231 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1232 const char *vfs_readdirname(connection_struct *conn, void *p,
1233                             SMB_STRUCT_STAT *sbuf, char **talloced);
1234 int vfs_ChDir(connection_struct *conn,
1235                         const struct smb_filename *smb_fname);
1236 struct smb_filename *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1237 NTSTATUS check_reduced_name(connection_struct *conn,
1238                         const struct smb_filename *cwd_fname,
1239                         const struct smb_filename *smb_fname);
1240 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1241                         const struct smb_filename *smb_fname,
1242                         struct smb_request *smbreq);
1243 int vfs_stat_smb_basename(struct connection_struct *conn,
1244                         const struct smb_filename *smb_fname_in,
1245                         SMB_STRUCT_STAT *psbuf);
1246 NTSTATUS vfs_stat_fsp(files_struct *fsp);
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_ */