s3:smbd: add file_find_one_fsp_from_lease_key() helper function
[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
95 /* The following definitions come from smbd/blocking.c  */
96
97 void brl_timeout_fn(struct tevent_context *event_ctx,
98                 struct tevent_timer *te,
99                 struct timeval now,
100                 void *private_data);
101 struct timeval timeval_brl_min(const struct timeval *tv1,
102                         const struct timeval *tv2);
103 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
104 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
105                 struct smb_request *req,
106                 files_struct *fsp,
107                 int lock_timeout,
108                 int lock_num,
109                 uint64_t smblctx,
110                 enum brl_type lock_type,
111                 enum brl_flavour lock_flav,
112                 uint64_t offset,
113                 uint64_t count,
114                 uint64_t blocking_smblctx);
115 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
116                         struct byte_range_lock *br_lck,
117                         enum file_close_type close_type);
118 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
119                         struct byte_range_lock *br_lck,
120                         enum file_close_type close_type);
121 void remove_pending_lock_requests_by_mid_smb1(
122         struct smbd_server_connection *sconn, uint64_t mid);
123 bool blocking_lock_was_deferred_smb1(
124         struct smbd_server_connection *sconn, uint64_t mid);
125 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
126                         uint64_t smblctx,
127                         uint64_t offset,
128                         uint64_t count,
129                         enum brl_flavour lock_flav,
130                         unsigned char locktype,
131                         NTSTATUS err);
132
133 /* The following definitions come from smbd/close.c  */
134
135 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
136 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
137                     enum file_close_type close_type);
138 void msg_close_file(struct messaging_context *msg_ctx,
139                     void *private_data,
140                     uint32_t msg_type,
141                     struct server_id server_id,
142                     DATA_BLOB *data);
143 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
144 bool recursive_rmdir(TALLOC_CTX *ctx,
145                      connection_struct *conn,
146                      struct smb_filename *smb_dname);
147
148 /* The following definitions come from smbd/conn.c  */
149
150 int conn_num_open(struct smbd_server_connection *sconn);
151 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
152 connection_struct *conn_new(struct smbd_server_connection *sconn);
153 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
154 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
155 void conn_free(connection_struct *conn);
156 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
157 void msg_force_tdis(struct messaging_context *msg,
158                     void *private_data,
159                     uint32_t msg_type,
160                     struct server_id server_id,
161                     DATA_BLOB *data);
162
163 /* The following definitions come from smbd/connection.c  */
164
165 int count_current_connections(const char *sharename, bool verify);
166 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
167
168 /* The following definitions come from smbd/dfree.c  */
169
170 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
171 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
172                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
173 uint64_t get_dfree_info(connection_struct *conn,
174                         const char *path,
175                         bool small_query,
176                         uint64_t *bsize,
177                         uint64_t *dfree,
178                         uint64_t *dsize);
179
180 /* The following definitions come from smbd/dir.c  */
181
182 bool init_dptrs(struct smbd_server_connection *sconn);
183 const char *dptr_path(struct smbd_server_connection *sconn, int key);
184 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
185 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
186 void dptr_close(struct smbd_server_connection *sconn, int *key);
187 void dptr_closecnum(connection_struct *conn);
188 void dptr_idlecnum(connection_struct *conn);
189 void dptr_closepath(struct smbd_server_connection *sconn,
190                     char *path,uint16 spid);
191 NTSTATUS dptr_create(connection_struct *conn,
192                 struct smb_request *req,
193                 files_struct *fsp,
194                 const char *path, bool old_handle, bool expect_close,uint16 spid,
195                 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
196 void dptr_CloseDir(files_struct *fsp);
197 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
198 long dptr_TellDir(struct dptr_struct *dptr);
199 bool dptr_has_wild(struct dptr_struct *dptr);
200 int dptr_dnum(struct dptr_struct *dptr);
201 bool dptr_get_priv(struct dptr_struct *dptr);
202 void dptr_set_priv(struct dptr_struct *dptr);
203 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
204 void dptr_init_search_op(struct dptr_struct *dptr);
205 bool dptr_fill(struct smbd_server_connection *sconn,
206                char *buf1,unsigned int key);
207 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
208                                char *buf,int *num);
209 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
210                                        int dptr_num);
211 bool get_dir_entry(TALLOC_CTX *ctx,
212                 struct dptr_struct *dirptr,
213                 const char *mask,
214                 uint32 dirtype,
215                 char **pp_fname_out,
216                 off_t *size,
217                 uint32 *mode,
218                 struct timespec *date,
219                 bool check_descend,
220                 bool ask_sharemode);
221 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
222 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
223                         const char *name, const char *mask, uint32 attr);
224 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
225                         SMB_STRUCT_STAT *sbuf, char **talloced);
226 void RewindDir(struct smb_Dir *dirp, long *poffset);
227 void SeekDir(struct smb_Dir *dirp, long offset);
228 long TellDir(struct smb_Dir *dirp);
229 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
230 NTSTATUS can_delete_directory(struct connection_struct *conn,
231                                 const char *dirname);
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 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 dos_mode_msdfs(connection_struct *conn,
253                       const struct smb_filename *smb_fname);
254 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
255 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
256 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
257                      uint32 dosmode, const char *parent_dir, bool newfile);
258 NTSTATUS file_set_sparse(connection_struct *conn,
259                          struct files_struct *fsp,
260                          bool sparse);
261 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
262                 struct smb_file_time *ft);
263 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
264 bool set_sticky_write_time_fsp(struct files_struct *fsp,
265                                struct timespec mtime);
266
267 NTSTATUS set_create_timespec_ea(connection_struct *conn,
268                                 const struct smb_filename *smb_fname,
269                                 struct timespec create_time);
270
271 struct timespec get_create_timespec(connection_struct *conn,
272                                 struct files_struct *fsp,
273                                 const struct smb_filename *smb_fname);
274
275 struct timespec get_change_timespec(connection_struct *conn,
276                                 struct files_struct *fsp,
277                                 const struct smb_filename *smb_fname);
278
279 /* The following definitions come from smbd/error.c  */
280
281 bool use_nt_status(void);
282 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
283 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
284 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
285                     int line, const char *file);
286 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
287                     int line, const char *file);
288 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
289                       NTSTATUS status, int line, const char *file);
290 void reply_openerror(struct smb_request *req, NTSTATUS status);
291
292 /* The following definitions come from smbd/file_access.c  */
293
294 bool can_delete_file_in_directory(connection_struct *conn,
295                                   const struct smb_filename *smb_fname);
296 bool can_write_to_file(connection_struct *conn,
297                        const struct smb_filename *smb_fname);
298 bool directory_has_default_acl(connection_struct *conn, const char *fname);
299 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
300
301 /* The following definitions come from smbd/fileio.c  */
302
303 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
304 void update_write_time_handler(struct tevent_context *ctx,
305                                       struct tevent_timer *te,
306                                       struct timeval now,
307                                       void *private_data);
308 void trigger_write_time_update(struct files_struct *fsp);
309 void trigger_write_time_update_immediate(struct files_struct *fsp);
310 void mark_file_modified(files_struct *fsp);
311 ssize_t write_file(struct smb_request *req,
312                         files_struct *fsp,
313                         const char *data,
314                         off_t pos,
315                         size_t n);
316 void delete_write_cache(files_struct *fsp);
317 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
318 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
319 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
320 int fsp_stat(files_struct *fsp);
321
322 /* The following definitions come from smbd/filename.c  */
323
324 NTSTATUS unix_convert(TALLOC_CTX *ctx,
325                       connection_struct *conn,
326                       const char *orig_path,
327                       struct smb_filename **smb_fname,
328                       uint32_t ucf_flags);
329 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
330 NTSTATUS check_name(connection_struct *conn, const char *name);
331 int get_real_filename(connection_struct *conn, const char *path,
332                       const char *name, TALLOC_CTX *mem_ctx,
333                       char **found_name);
334 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
335                         connection_struct *conn,
336                         bool dfs_path,
337                         const char *name_in,
338                         uint32_t ucf_flags,
339                         bool *ppath_contains_wcard,
340                         struct smb_filename **pp_smb_fname);
341 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
342                         connection_struct *conn,
343                         struct smb_request *smbreq,
344                         const char *name_in,
345                         uint32_t ucf_flags,
346                         bool *ppath_contains_wcard,
347                         struct smb_filename **pp_smb_fname);
348
349 /* The following definitions come from smbd/files.c  */
350
351 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
352                  files_struct **result);
353 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
354                   files_struct **result);
355 void file_close_conn(connection_struct *conn);
356 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
357                     uint64_t vuid);
358 bool file_init_global(void);
359 bool file_init(struct smbd_server_connection *sconn);
360 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
361 struct files_struct *files_forall(
362         struct smbd_server_connection *sconn,
363         struct files_struct *(*fn)(struct files_struct *fsp,
364                                    void *private_data),
365         void *private_data);
366 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
367 files_struct *file_find_dif(struct smbd_server_connection *sconn,
368                             struct file_id id, unsigned long gen_id);
369 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
370                                  struct file_id id);
371 files_struct *file_find_di_next(files_struct *start_fsp);
372 struct files_struct *file_find_one_fsp_from_lease_key(
373         struct smbd_server_connection *sconn,
374         const struct smb2_lease_key *lease_key);
375 bool file_find_subpath(files_struct *dir_fsp);
376 void file_sync_all(connection_struct *conn);
377 void fsp_free(files_struct *fsp);
378 void file_free(struct smb_request *req, files_struct *fsp);
379 files_struct *file_fsp(struct smb_request *req, uint16 fid);
380 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
381                                   uint64_t persistent_id,
382                                   uint64_t volatile_id);
383 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
384                                    uint64_t persistent_id,
385                                    uint64_t volatile_id);
386 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
387                       uint32 access_mask, uint32 share_access,
388                       uint32 create_options, files_struct *to);
389 NTSTATUS file_name_hash(connection_struct *conn,
390                         const char *name, uint32_t *p_name_hash);
391 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
392                            const struct smb_filename *smb_fname_in);
393 const struct GUID *fsp_client_guid(const files_struct *fsp);
394 uint32_t fsp_lease_type(struct files_struct *fsp);
395
396 /* The following definitions come from smbd/ipc.c  */
397
398 NTSTATUS nt_status_np_pipe(NTSTATUS status);
399 void send_trans_reply(connection_struct *conn,
400                       struct smb_request *req,
401                       char *rparam, int rparam_len,
402                       char *rdata, int rdata_len,
403                       bool buffer_too_large);
404 void reply_trans(struct smb_request *req);
405 void reply_transs(struct smb_request *req);
406
407 /* The following definitions come from smbd/lanman.c  */
408
409 void api_reply(connection_struct *conn, uint64_t vuid,
410                struct smb_request *req,
411                char *data, char *params,
412                int tdscnt, int tpscnt,
413                int mdrcnt, int mprcnt);
414
415 /* The following definitions come from smbd/mangle.c  */
416
417 void mangle_reset_cache(void);
418 void mangle_change_to_posix(void);
419 bool mangle_is_mangled(const char *s, const struct share_params *p);
420 bool mangle_is_8_3(const char *fname, bool check_case,
421                    const struct share_params *p);
422 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
423                              const struct share_params *p);
424 bool mangle_must_mangle(const char *fname,
425                    const struct share_params *p);
426 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
427                         const char *in,
428                         char **out, /* talloced on the given context. */
429                         const struct share_params *p);
430 bool name_to_8_3(const char *in,
431                 char out[13],
432                 bool cache83,
433                 const struct share_params *p);
434
435 /* The following definitions come from smbd/mangle_hash.c  */
436
437 const struct mangle_fns *mangle_hash_init(void);
438
439 /* The following definitions come from smbd/mangle_hash2.c  */
440
441 const struct mangle_fns *mangle_hash2_init(void);
442 const struct mangle_fns *posix_mangle_init(void);
443
444 /* The following definitions come from smbd/message.c  */
445
446 void reply_sends(struct smb_request *req);
447 void reply_sendstrt(struct smb_request *req);
448 void reply_sendtxt(struct smb_request *req);
449 void reply_sendend(struct smb_request *req);
450
451 /* The following definitions come from smbd/msdfs.c  */
452
453 bool is_msdfs_link(connection_struct *conn,
454                 const char *path,
455                 SMB_STRUCT_STAT *sbufp);
456 struct junction_map;
457 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
458                         const char *dfs_path,
459                         bool allow_broken_path,
460                         struct junction_map *jucn,
461                         int *consumedcntp,
462                         bool *self_referralp);
463 int setup_dfs_referral(connection_struct *orig_conn,
464                         const char *dfs_path,
465                         int max_referral_level,
466                         char **ppdata, NTSTATUS *pstatus);
467 bool create_junction(TALLOC_CTX *ctx,
468                 const char *dfs_path,
469                 bool allow_broken_path,
470                 struct junction_map *jucn);
471 bool create_msdfs_link(const struct junction_map *jucn);
472 bool remove_msdfs_link(const struct junction_map *jucn);
473 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
474 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
475                                 connection_struct *conn,
476                                 bool dfs_pathnames,
477                                 const char *name_in,
478                                 bool allow_wcards,
479                                 bool allow_broken_path,
480                                 char **pp_name_out,
481                                 bool *ppath_contains_wcard);
482 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
483                             struct tevent_context *ev,
484                             struct messaging_context *msg,
485                             connection_struct **pconn,
486                             int snum,
487                             const char *path,
488                             const struct auth_session_info *session_info);
489 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
490                                 struct tevent_context *ev,
491                                 struct messaging_context *msg,
492                                 connection_struct **pconn,
493                                 int snum,
494                                 const char *path,
495                                 const struct auth_session_info *session_info,
496                                 char **poldcwd);
497
498 /* The following definitions come from smbd/negprot.c  */
499
500 void reply_negprot(struct smb_request *req);
501
502 /* The following definitions come from smbd/notify.c  */
503
504 bool change_notify_fsp_has_changes(struct files_struct *fsp);
505 void change_notify_reply(struct smb_request *req,
506                          NTSTATUS error_code,
507                          uint32_t max_param,
508                          struct notify_change_buf *notify_buf,
509                          void (*reply_fn)(struct smb_request *req,
510                                           NTSTATUS error_code,
511                                           uint8_t *buf, size_t len));
512 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
513                               bool recursive);
514 NTSTATUS change_notify_add_request(struct smb_request *req,
515                                 uint32 max_param,
516                                 uint32 filter, bool recursive,
517                                 struct files_struct *fsp,
518                                 void (*reply_fn)(struct smb_request *req,
519                                         NTSTATUS error_code,
520                                         uint8_t *buf, size_t len));
521 void remove_pending_change_notify_requests_by_mid(
522         struct smbd_server_connection *sconn, uint64_t mid);
523 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
524                                                   NTSTATUS status);
525 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
526                   const char *path);
527 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
528 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
529                                                      struct tevent_context *ev);
530
531 /* The following definitions come from smbd/notify_inotify.c  */
532
533 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
534                        const char *path,
535                        uint32_t *filter,
536                        uint32_t *subdir_filter,
537                        void (*callback)(struct sys_notify_context *ctx,
538                                         void *private_data,
539                                         struct notify_event *ev),
540                        void *private_data,
541                        void *handle_p);
542
543 /* The following definitions come from smbd/notify_internal.c  */
544
545 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
546                                    struct messaging_context *messaging_ctx,
547                                    struct tevent_context *ev);
548 NTSTATUS notify_add(struct notify_context *notify,
549                     const char *path, uint32_t filter, uint32_t subdir_filter,
550                     void (*callback)(void *, struct timespec,
551                                      const struct notify_event *),
552                     void *private_data);
553 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
554 void notify_trigger(struct notify_context *notify,
555                     uint32_t action, uint32_t filter, const char *path);
556 void notify_walk_idx(struct notify_context *notify,
557                      void (*fn)(const char *path,
558                                 uint32_t *vnns, size_t num_vnns,
559                                 void *private_data),
560                      void *private_data);
561 void notify_walk(struct notify_context *notify,
562                  void (*fn)(const char *path,
563                             struct notify_db_entry *entries,
564                             size_t num_entries,
565                             time_t deleted_time, void *private_data),
566                  void *private_data);
567 void notify_cleanup(struct notify_context *notify);
568
569 struct tevent_req *notify_cluster_proxy_send(
570         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
571         struct notify_context *notify);
572 int notify_cluster_proxy_recv(struct tevent_req *req);
573
574 /* The following definitions come from smbd/ntquotas.c  */
575
576 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
577 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
578 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
579 void *init_quota_handle(TALLOC_CTX *mem_ctx);
580
581 /* The following definitions come from smbd/nttrans.c  */
582
583 void reply_ntcreate_and_X(struct smb_request *req);
584 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
585                        uint32_t security_info_sent);
586 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
587                        uint32_t security_info_sent);
588 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
589 void reply_ntcancel(struct smb_request *req);
590 void reply_ntrename(struct smb_request *req);
591 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
592                                         TALLOC_CTX *mem_ctx,
593                                         files_struct *fsp,
594                                         uint32_t security_info_wanted,
595                                         uint32_t max_data_count,
596                                         uint8_t **ppmarshalled_sd,
597                                         size_t *psd_size);
598 void reply_nttrans(struct smb_request *req);
599 void reply_nttranss(struct smb_request *req);
600
601 /* The following definitions come from smbd/open.c  */
602
603 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
604                                 const struct smb_filename *smb_fname,
605                                 bool use_privs,
606                                 uint32_t access_mask);
607 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
608                  int flags, mode_t mode);
609 NTSTATUS fd_close(files_struct *fsp);
610 void change_file_owner_to_parent(connection_struct *conn,
611                                  const char *inherit_from_dir,
612                                  files_struct *fsp);
613 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
614                                     const char *inherit_from_dir,
615                                     const char *fname,
616                                     SMB_STRUCT_STAT *psbuf);
617 bool is_stat_open(uint32 access_mask);
618 struct deferred_open_record;
619 bool is_deferred_open_async(const struct deferred_open_record *rec);
620 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
621                           struct smb_filename *smb_dname);
622 void msg_file_was_renamed(struct messaging_context *msg,
623                           void *private_data,
624                           uint32_t msg_type,
625                           struct server_id server_id,
626                           DATA_BLOB *data);
627 NTSTATUS open_streams_for_delete(connection_struct *conn,
628                                  const char *fname);
629 NTSTATUS create_file_default(connection_struct *conn,
630                              struct smb_request *req,
631                              uint16_t root_dir_fid,
632                              struct smb_filename * smb_fname,
633                              uint32_t access_mask,
634                              uint32_t share_access,
635                              uint32_t create_disposition,
636                              uint32_t create_options,
637                              uint32_t file_attributes,
638                              uint32_t oplock_request,
639                              struct smb2_lease *lease,
640                              uint64_t allocation_size,
641                              uint32_t private_flags,
642                              struct security_descriptor *sd,
643                              struct ea_list *ea_list,
644
645                              files_struct **result,
646                              int *pinfo);
647 NTSTATUS get_relative_fid_filename(connection_struct *conn,
648                                    struct smb_request *req,
649                                    uint16_t root_dir_fid,
650                                    const struct smb_filename *smb_fname,
651                                    struct smb_filename **smb_fname_out);
652
653 /* The following definitions come from smbd/oplock.c  */
654
655 uint32_t map_oplock_to_lease_type(uint16_t op_type);
656 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
657 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
658
659 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
660 NTSTATUS set_file_oplock(files_struct *fsp);
661 bool remove_oplock(files_struct *fsp);
662 bool downgrade_oplock(files_struct *fsp);
663 void contend_level2_oplocks_begin(files_struct *fsp,
664                                   enum level2_contention_type type);
665 void contend_level2_oplocks_end(files_struct *fsp,
666                                 enum level2_contention_type type);
667 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
668                                   enum level2_contention_type type);
669 void smbd_contend_level2_oplocks_end(files_struct *fsp,
670                                 enum level2_contention_type type);
671 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
672 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
673 bool init_oplocks(struct smbd_server_connection *sconn);
674 void init_kernel_oplocks(struct smbd_server_connection *sconn);
675
676 /* The following definitions come from smbd/oplock_irix.c  */
677
678 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
679
680 /* The following definitions come from smbd/oplock_linux.c  */
681
682 void linux_set_lease_capability(void);
683 int linux_set_lease_sighandler(int fd);
684 int linux_setlease(int fd, int leasetype);
685 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
686
687 /* The following definitions come from smbd/password.c  */
688
689 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
690                                           uint64_t vuid);
691 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
692 int register_homes_share(const char *username);
693
694 /* The following definitions come from smbd/pipes.c  */
695
696 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
697                       struct files_struct **pfsp);
698 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
699 void reply_pipe_write(struct smb_request *req);
700 void reply_pipe_write_and_X(struct smb_request *req);
701 void reply_pipe_read_and_X(struct smb_request *req);
702
703 /* The following definitions come from smbd/posix_acls.c  */
704
705 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
706 uint32_t map_canon_ace_perms(int snum,
707                                 enum security_ace_type *pacl_type,
708                                 mode_t perms,
709                                 bool directory_ace);
710 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
711 bool current_user_in_group(connection_struct *conn, gid_t gid);
712 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
713 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
714                            TALLOC_CTX *mem_ctx,
715                            struct security_descriptor **ppdesc);
716 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
717                           uint32_t security_info,
718                           TALLOC_CTX *mem_ctx,
719                           struct security_descriptor **ppdesc);
720 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
721 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
722 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
723 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
724 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
725                        const char *name, mode_t mode);
726 int fchmod_acl(files_struct *fsp, mode_t mode);
727 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
728                                 const SMB_STRUCT_STAT *psbuf,
729                                 uint16 num_def_acls, const char *pdata);
730 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
731 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
732                              uint32 security_info_wanted,
733                              struct security_descriptor **sd);
734 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
735                                         const char *name,
736                                         SMB_STRUCT_STAT *psbuf,
737                                         struct security_descriptor **ppdesc);
738 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
739                                 const char *path_p,
740                                 TALLOC_CTX *mem_ctx,
741                                 char **blob_description,
742                                 DATA_BLOB *blob);
743 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
744                               files_struct *fsp,
745                               TALLOC_CTX *mem_ctx,
746                               char **blob_description,
747                               DATA_BLOB *blob);
748
749 /* The following definitions come from smbd/process.c  */
750
751 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
752 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
753 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
754                   bool no_signing, uint32_t seqnum,
755                   bool do_encrypt,
756                   struct smb_perfcount_data *pcd);
757 int srv_set_message(char *buf,
758                         int num_words,
759                         int num_bytes,
760                         bool zero);
761 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
762                                       uint64_t mid);
763 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
764                                         uint64_t mid);
765 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
766 bool get_deferred_open_message_state(struct smb_request *smbreq,
767                                 struct timeval *p_request_time,
768                                 struct deferred_open_record **open_rec);
769 bool push_deferred_open_message_smb(struct smb_request *req,
770                                struct timeval request_time,
771                                struct timeval timeout,
772                                struct file_id id,
773                                struct deferred_open_record *open_rec);
774 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
775 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
776 void smb_request_done(struct smb_request *req);
777 const char *smb_fn_name(int type);
778 void add_to_common_flags2(uint32 v);
779 void remove_from_common_flags2(uint32 v);
780 void construct_reply_common_req(struct smb_request *req, char *outbuf);
781 bool smb1_is_chain(const uint8_t *buf);
782 bool smb1_walk_chain(const uint8_t *buf,
783                      bool (*fn)(uint8_t cmd,
784                                 uint8_t wct, const uint16_t *vwv,
785                                 uint16_t num_bytes, const uint8_t *bytes,
786                                 void *private_data),
787                      void *private_data);
788 unsigned smb1_chain_length(const uint8_t *buf);
789 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
790                       struct smbXsrv_connection *xconn,
791                       bool encrypted, uint32_t seqnum,
792                       struct smb_request ***reqs, unsigned *num_reqs);
793 bool req_is_in_chain(const struct smb_request *req);
794 void smbd_process(struct tevent_context *ev_ctx,
795                   struct messaging_context *msg_ctx,
796                   int sock_fd,
797                   bool interactive);
798 bool fork_echo_handler(struct smbXsrv_connection *xconn);
799
800 /* The following definitions come from smbd/quotas.c  */
801
802 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
803 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
804
805 /* The following definitions come from smbd/reply.c  */
806
807 NTSTATUS check_path_syntax(char *path);
808 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
809 NTSTATUS check_path_syntax_posix(char *path);
810 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
811                         const char *inbuf,
812                         uint16 smb_flags2,
813                         char **pp_dest,
814                         const char *src,
815                         size_t src_len,
816                         int flags,
817                         NTSTATUS *err,
818                         bool *contains_wcard);
819 size_t srvstr_get_path(TALLOC_CTX *ctx,
820                         const char *inbuf,
821                         uint16 smb_flags2,
822                         char **pp_dest,
823                         const char *src,
824                         size_t src_len,
825                         int flags,
826                         NTSTATUS *err);
827 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
828                                  char **pp_dest, const char *src, int flags,
829                                  NTSTATUS *err, bool *contains_wcard);
830 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
831                            char **pp_dest, const char *src, int flags,
832                            NTSTATUS *err);
833 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
834                               char **dest, const uint8_t *src, int flags);
835 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
836                     files_struct *fsp);
837 bool check_fsp(connection_struct *conn, struct smb_request *req,
838                files_struct *fsp);
839 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
840                               files_struct *fsp);
841 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
842 void reply_tcon(struct smb_request *req);
843 void reply_tcon_and_X(struct smb_request *req);
844 void reply_unknown_new(struct smb_request *req, uint8 type);
845 void reply_ioctl(struct smb_request *req);
846 void reply_checkpath(struct smb_request *req);
847 void reply_getatr(struct smb_request *req);
848 void reply_setatr(struct smb_request *req);
849 void reply_dskattr(struct smb_request *req);
850 void reply_search(struct smb_request *req);
851 void reply_fclose(struct smb_request *req);
852 void reply_open(struct smb_request *req);
853 void reply_open_and_X(struct smb_request *req);
854 void reply_ulogoffX(struct smb_request *req);
855 void reply_mknew(struct smb_request *req);
856 void reply_ctemp(struct smb_request *req);
857 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
858                           uint32 dirtype, struct smb_filename *smb_fname,
859                           bool has_wild);
860 void reply_unlink(struct smb_request *req);
861 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
862                       off_t startpos, size_t nread);
863 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
864                             files_struct *fsp,
865                             ssize_t nread,
866                             size_t headersize,
867                             size_t smb_maxcnt);
868 void reply_readbraw(struct smb_request *req);
869 void reply_lockread(struct smb_request *req);
870 void reply_read(struct smb_request *req);
871 void reply_read_and_X(struct smb_request *req);
872 void error_to_writebrawerr(struct smb_request *req);
873 void reply_writebraw(struct smb_request *req);
874 void reply_writeunlock(struct smb_request *req);
875 void reply_write(struct smb_request *req);
876 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
877                             const uint8_t *inbuf);
878 void reply_write_and_X(struct smb_request *req);
879 void reply_lseek(struct smb_request *req);
880 void reply_flush(struct smb_request *req);
881 void reply_exit(struct smb_request *req);
882 void reply_close(struct smb_request *req);
883 void reply_writeclose(struct smb_request *req);
884 void reply_lock(struct smb_request *req);
885 void reply_unlock(struct smb_request *req);
886 void reply_tdis(struct smb_request *req);
887 void reply_echo(struct smb_request *req);
888 void reply_printopen(struct smb_request *req);
889 void reply_printclose(struct smb_request *req);
890 void reply_printqueue(struct smb_request *req);
891 void reply_printwrite(struct smb_request *req);
892 void reply_mkdir(struct smb_request *req);
893 void reply_rmdir(struct smb_request *req);
894 NTSTATUS rename_internals_fsp(connection_struct *conn,
895                         files_struct *fsp,
896                         const struct smb_filename *smb_fname_dst_in,
897                         uint32 attrs,
898                         bool replace_if_exists);
899 NTSTATUS rename_internals(TALLOC_CTX *ctx,
900                         connection_struct *conn,
901                         struct smb_request *req,
902                         struct smb_filename *smb_fname_src,
903                         struct smb_filename *smb_fname_dst,
904                         uint32 attrs,
905                         bool replace_if_exists,
906                         bool src_has_wild,
907                         bool dest_has_wild,
908                         uint32_t access_mask);
909 void reply_mv(struct smb_request *req);
910 NTSTATUS copy_file(TALLOC_CTX *ctx,
911                         connection_struct *conn,
912                         struct smb_filename *smb_fname_src,
913                         struct smb_filename *smb_fname_dst,
914                         int ofun,
915                         int count,
916                         bool target_is_directory);
917 void reply_copy(struct smb_request *req);
918 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
919                     bool large_file_format);
920 uint64_t get_lock_count(const uint8_t *data, int data_offset,
921                         bool large_file_format);
922 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
923                          bool large_file_format);
924 void reply_lockingX(struct smb_request *req);
925 void reply_readbmpx(struct smb_request *req);
926 void reply_readbs(struct smb_request *req);
927 void reply_setattrE(struct smb_request *req);
928 void reply_writebmpx(struct smb_request *req);
929 void reply_writebs(struct smb_request *req);
930 void reply_getattrE(struct smb_request *req);
931
932 /* The following definitions come from smbd/seal.c  */
933
934 bool is_encrypted_packet(const uint8_t *inbuf);
935 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
936 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
937 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
938                             char **buf_out);
939 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
940                                         unsigned char **ppdata,
941                                         size_t *p_data_size,
942                                         unsigned char **pparam,
943                                         size_t *p_param_size);
944 NTSTATUS srv_encryption_start(connection_struct *conn);
945 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
946
947 /* The following definitions come from smbd/sec_ctx.c  */
948
949 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
950 bool push_sec_ctx(void);
951 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
952 void set_root_sec_ctx(void);
953 bool pop_sec_ctx(void);
954 void init_sec_ctx(void);
955 const struct security_token *sec_ctx_active_token(void);
956
957 /* The following definitions come from smbd/server.c  */
958
959 struct memcache *smbd_memcache(void);
960 bool snum_is_shared_printer(int snum);
961 void delete_and_reload_printers(struct tevent_context *ev,
962                                 struct messaging_context *msg_ctx);
963 bool reload_services(struct smbd_server_connection *sconn,
964                      bool (*snumused) (struct smbd_server_connection *, int),
965                      bool test);
966
967 /* The following definitions come from smbd/server_exit.c  */
968
969 void smbd_exit_server(const char *reason) _NORETURN_;
970 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
971
972 /* The following definitions come from smbd/service.c  */
973
974 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
975 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
976 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
977 void load_registry_shares(void);
978 int add_home_service(const char *service, const char *username, const char *homedir);
979 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
980 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
981                                         struct smbXsrv_tcon *tcon,
982                                         int snum,
983                                         struct user_struct *vuser,
984                                         const char *pdev,
985                                         NTSTATUS *pstatus);
986 connection_struct *make_connection(struct smb_request *req,
987                                    NTTIME now,
988                                    const char *service_in,
989                                    const char *pdev, uint64_t vuid,
990                                    NTSTATUS *status);
991 void close_cnum(connection_struct *conn, uint64_t vuid);
992
993 /* The following definitions come from smbd/session.c  */
994 struct sessionid;
995 struct smbXsrv_session;
996 bool session_init(void);
997 bool session_claim(struct smbXsrv_session *session);
998 void session_yield(struct smbXsrv_session *session);
999 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1000 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1001                   const char *machine, struct sessionid **session_list);
1002
1003 /* The following definitions come from smbd/sesssetup.c  */
1004
1005 void reply_sesssetup_and_X(struct smb_request *req);
1006
1007 /* The following definitions come from smbd/share_access.c  */
1008
1009 bool token_contains_name_in_list(const char *username,
1010                                  const char *domain,
1011                                  const char *sharename,
1012                                  const struct security_token *token,
1013                                  const char **list);
1014 bool user_ok_token(const char *username, const char *domain,
1015                    const struct security_token *token, int snum);
1016 bool is_share_read_only_for_token(const char *username,
1017                                   const char *domain,
1018                                   const struct security_token *token,
1019                                   connection_struct *conn);
1020
1021 /* The following definitions come from smbd/srvstr.c  */
1022
1023 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1024                       const char *src, int dest_len, int flags, size_t *ret_len);
1025 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1026
1027 /* The following definitions come from smbd/statcache.c  */
1028
1029 void stat_cache_add( const char *full_orig_name,
1030                 char *translated_path,
1031                 bool case_sensitive);
1032 bool stat_cache_lookup(connection_struct *conn,
1033                         bool posix_paths,
1034                         char **pp_name,
1035                         char **pp_dirpath,
1036                         char **pp_start,
1037                         SMB_STRUCT_STAT *pst);
1038 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1039                                     const char *name);
1040 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1041                                     const char *name);
1042 void stat_cache_delete(const char *name);
1043 struct TDB_DATA;
1044 unsigned int fast_string_hash(struct TDB_DATA *key);
1045 bool reset_stat_cache( void );
1046
1047 /* The following definitions come from smbd/statvfs.c  */
1048
1049 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1050
1051 /* The following definitions come from smbd/trans2.c  */
1052
1053 NTSTATUS check_access(connection_struct *conn,
1054                                 files_struct *fsp,
1055                                 const struct smb_filename *smb_fname,
1056                                 uint32_t access_mask);
1057 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1058 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1059 bool samba_private_attr_name(const char *unix_ea_name);
1060 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1061                       files_struct *fsp, const char *fname,
1062                       const char *ea_name, struct ea_struct *pea);
1063 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1064                                 files_struct *fsp, const char *fname,
1065                                 char ***pnames, size_t *pnum_names);
1066 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1067                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1068 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1069 void send_trans2_replies(connection_struct *conn,
1070                         struct smb_request *req,
1071                         NTSTATUS status,
1072                          const char *params,
1073                          int paramsize,
1074                          const char *pdata,
1075                          int datasize,
1076                          int max_data_bytes);
1077 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1078 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1079                 connection_struct *conn,
1080                 struct smb_request *req,
1081                 bool overwrite_if_exists,
1082                 const struct smb_filename *smb_fname_old,
1083                 struct smb_filename *smb_fname_new);
1084 NTSTATUS smb_set_file_time(connection_struct *conn,
1085                            files_struct *fsp,
1086                            const struct smb_filename *smb_fname,
1087                            struct smb_file_time *ft,
1088                            bool setting_write_time);
1089 void reply_findclose(struct smb_request *req);
1090 void reply_findnclose(struct smb_request *req);
1091 void reply_trans2(struct smb_request *req);
1092 void reply_transs2(struct smb_request *req);
1093
1094 /* The following definitions come from smbd/uid.c  */
1095
1096 bool change_to_guest(void);
1097 NTSTATUS check_user_share_access(connection_struct *conn,
1098                                 const struct auth_session_info *session_info,
1099                                 uint32_t *p_share_access,
1100                                 bool *p_readonly_share);
1101 bool change_to_user(connection_struct *conn, uint64_t vuid);
1102 bool smbd_change_to_root_user(void);
1103 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1104 bool smbd_unbecome_authenticated_pipe_user(void);
1105 void become_root(void);
1106 void unbecome_root(void);
1107 void smbd_become_root(void);
1108 void smbd_unbecome_root(void);
1109 bool become_user(connection_struct *conn, uint64_t vuid);
1110 bool become_user_by_session(connection_struct *conn,
1111                             const struct auth_session_info *session_info);
1112 bool unbecome_user(void);
1113 uid_t get_current_uid(connection_struct *conn);
1114 gid_t get_current_gid(connection_struct *conn);
1115 const struct security_unix_token *get_current_utok(connection_struct *conn);
1116 const struct security_token *get_current_nttok(connection_struct *conn);
1117 uint64_t get_current_vuid(connection_struct *conn);
1118
1119 /* The following definitions come from smbd/utmp.c  */
1120
1121 void sys_utmp_claim(const char *username, const char *hostname,
1122                     const char *id_str, int id_num);
1123 void sys_utmp_yield(const char *username, const char *hostname,
1124                     const char *id_str, int id_num);
1125
1126 /* The following definitions come from smbd/vfs.c  */
1127
1128 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1129 bool smbd_vfs_init(connection_struct *conn);
1130 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1131 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1132 ssize_t vfs_write_data(struct smb_request *req,
1133                         files_struct *fsp,
1134                         const char *buffer,
1135                         size_t N);
1136 ssize_t vfs_pwrite_data(struct smb_request *req,
1137                         files_struct *fsp,
1138                         const char *buffer,
1139                         size_t N,
1140                         off_t offset);
1141 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1142 int vfs_set_filelen(files_struct *fsp, off_t len);
1143 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1144 int vfs_fill_sparse(files_struct *fsp, off_t len);
1145 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1146 const char *vfs_readdirname(connection_struct *conn, void *p,
1147                             SMB_STRUCT_STAT *sbuf, char **talloced);
1148 int vfs_ChDir(connection_struct *conn, const char *path);
1149 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1150 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1151 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1152                         const char *fname,
1153                         struct smb_request *smbreq);
1154 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1155                        SMB_STRUCT_STAT *psbuf);
1156 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1157                         SMB_STRUCT_STAT *psbuf);
1158 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1159 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1160 NTSTATUS vfs_streaminfo(connection_struct *conn,
1161                         struct files_struct *fsp,
1162                         const char *fname,
1163                         TALLOC_CTX *mem_ctx,
1164                         unsigned int *num_streams,
1165                         struct stream_struct **streams);
1166
1167 /* The following definitions come from smbd/avahi_register.c */
1168
1169 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1170                            uint16_t port);
1171
1172 /* The following definitions come from smbd/smb2_create.c */
1173
1174 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1175                                     TALLOC_CTX *mem_ctx,
1176                                     DATA_BLOB *cookie_blob);
1177 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1178                                         const DATA_BLOB old_cookie,
1179                                         TALLOC_CTX *mem_ctx,
1180                                         DATA_BLOB *new_cookie);
1181 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1182                                        struct smb_request *smb1req,
1183                                        struct smbXsrv_open *op,
1184                                        const DATA_BLOB old_cookie,
1185                                        TALLOC_CTX *mem_ctx,
1186                                        files_struct **result,
1187                                        DATA_BLOB *new_cookie);
1188
1189 #endif /* _SMBD_PROTO_H_ */