s3:smbd: only pass UCF_PREP_CREATEFILE to filename_convert() if we may create a new...
[kai/samba-autobuild/.git] / source3 / smbd / proto.h
1 /*
2  *  Unix SMB/CIFS implementation.
3  *  Main SMB server routines
4  *
5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
6  *  Copyright (C) Jeremy Allison                        1992-2010
7  *  Copyright (C) Volker Lendecke                       1993-2009
8  *  Copyright (C) John H Terpstra                       1995-1998
9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
10  *  Copyright (C) Paul Ashton                           1997-1998
11  *  Copyright (C) Tim Potter                            1999-2000
12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
13  *  Copyright (C) Ying Chen                             2000
14  *  Copyright (C) Shirish Kalele                        2000
15  *  Copyright (C) Andrew Bartlett                       2001-2003
16  *  Copyright (C) Alexander Bokovoy                     2002,2005
17  *  Copyright (C) Simo Sorce                            2001-2002,2009
18  *  Copyright (C) Andreas Gruenbacher                   2002
19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
20  *  Copyright (C) Martin Pool                           2002
21  *  Copyright (C) Luke Howard                           2003
22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
23  *  Copyright (C) Steve French                          2005
24  *  Copyright (C) Gerald (Jerry) Carter                 2006
25  *  Copyright (C) James Peach                           2006-2007
26  *  Copyright (C) Jelmer Vernooij                       2002-2003
27  *  Copyright (C) Michael Adam                          2007
28  *  Copyright (C) Rishi Srivatsavai                     2007
29  *  Copyright (C) Tim Prouty                            2009
30  *  Copyright (C) Gregor Beck                           2011
31  *
32  *  This program is free software; you can redistribute it and/or modify
33  *  it under the terms of the GNU General Public License as published by
34  *  the Free Software Foundation; either version 3 of the License, or
35  *  (at your option) any later version.
36  *
37  *  This program is distributed in the hope that it will be useful,
38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
40  *  GNU General Public License for more details.
41  *
42  *  You should have received a copy of the GNU General Public License
43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
44  */
45
46 #ifndef _SMBD_PROTO_H_
47 #define _SMBD_PROTO_H_
48
49 /* The following definitions come from smbd/signing.c  */
50
51 struct smbXsrv_connection;
52
53 bool srv_check_sign_mac(struct smbXsrv_connection *conn,
54                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
55 void srv_calculate_sign_mac(struct smbXsrv_connection *conn,
56                             char *outbuf, uint32_t seqnum);
57 void srv_cancel_sign_response(struct smbXsrv_connection *conn);
58 bool srv_init_signing(struct smbXsrv_connection *conn);
59 void srv_set_signing_negotiated(struct smbXsrv_connection *conn,
60                                 bool allowed, bool mandatory);
61 bool srv_is_signing_active(struct smbXsrv_connection *conn);
62 bool srv_is_signing_negotiated(struct smbXsrv_connection *conn);
63 void srv_set_signing(struct smbXsrv_connection *conn,
64                      const DATA_BLOB user_session_key,
65                      const DATA_BLOB response);
66
67 /* The following definitions come from smbd/aio.c  */
68
69 int get_outstanding_aio_calls(void);
70 void increment_outstanding_aio_calls(void);
71 void decrement_outstanding_aio_calls(void);
72 struct aio_extra;
73 bool aio_write_through_requested(struct aio_extra *aio_ex);
74 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
75                              struct smb_request *req,
76                              files_struct *fsp, off_t startpos,
77                              size_t smb_maxcnt);
78 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
79                               struct smb_request *req,
80                               files_struct *fsp, const char *data,
81                               off_t startpos,
82                               size_t numtowrite);
83 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
84                                 struct smb_request *smbreq,
85                                 files_struct *fsp,
86                                 TALLOC_CTX *ctx,
87                                 DATA_BLOB *preadbuf,
88                                 off_t startpos,
89                                 size_t smb_maxcnt);
90 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
91                                 struct smb_request *smbreq,
92                                 files_struct *fsp,
93                                 uint64_t in_offset,
94                                 DATA_BLOB in_data,
95                                 bool write_through);
96 bool cancel_smb2_aio(struct smb_request *smbreq);
97 bool aio_add_req_to_fsp(files_struct *fsp, struct tevent_req *req);
98
99 /* The following definitions come from smbd/blocking.c  */
100
101 void brl_timeout_fn(struct tevent_context *event_ctx,
102                 struct tevent_timer *te,
103                 struct timeval now,
104                 void *private_data);
105 struct timeval timeval_brl_min(const struct timeval *tv1,
106                         const struct timeval *tv2);
107 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
108 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
109                 struct smb_request *req,
110                 files_struct *fsp,
111                 int lock_timeout,
112                 int lock_num,
113                 uint64_t smblctx,
114                 enum brl_type lock_type,
115                 enum brl_flavour lock_flav,
116                 uint64_t offset,
117                 uint64_t count,
118                 uint64_t blocking_smblctx);
119 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
120                         struct byte_range_lock *br_lck,
121                         enum file_close_type close_type);
122 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
123                         struct byte_range_lock *br_lck,
124                         enum file_close_type close_type);
125 void remove_pending_lock_requests_by_mid_smb1(
126         struct smbd_server_connection *sconn, uint64_t mid);
127 bool blocking_lock_was_deferred_smb1(
128         struct smbd_server_connection *sconn, uint64_t mid);
129 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
130                         uint64_t smblctx,
131                         uint64_t offset,
132                         uint64_t count,
133                         enum brl_flavour lock_flav,
134                         unsigned char locktype,
135                         NTSTATUS err);
136
137 /* The following definitions come from smbd/close.c  */
138
139 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
140 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
141                     enum file_close_type close_type);
142 void msg_close_file(struct messaging_context *msg_ctx,
143                     void *private_data,
144                     uint32_t msg_type,
145                     struct server_id server_id,
146                     DATA_BLOB *data);
147 NTSTATUS delete_all_streams(connection_struct *conn,
148                         const struct smb_filename *smb_fname);
149 bool recursive_rmdir(TALLOC_CTX *ctx,
150                      connection_struct *conn,
151                      struct smb_filename *smb_dname);
152
153 /* The following definitions come from smbd/conn.c  */
154
155 int conn_num_open(struct smbd_server_connection *sconn);
156 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
157 connection_struct *conn_new(struct smbd_server_connection *sconn);
158 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
159 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
160 void conn_free(connection_struct *conn);
161 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
162 void msg_force_tdis(struct messaging_context *msg,
163                     void *private_data,
164                     uint32_t msg_type,
165                     struct server_id server_id,
166                     DATA_BLOB *data);
167
168 /* The following definitions come from smbd/connection.c  */
169
170 int count_current_connections(const char *sharename, bool verify);
171 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
172
173 /* The following definitions come from smbd/dfree.c  */
174
175 uint64_t sys_disk_free(connection_struct *conn, struct smb_filename *fname,
176                        uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
177 uint64_t get_dfree_info(connection_struct *conn, struct smb_filename *fname,
178                         uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
179
180 /* The following definitions come from smbd/dir.c  */
181
182 bool init_dptrs(struct smbd_server_connection *sconn);
183 const char *dptr_path(struct smbd_server_connection *sconn, int key);
184 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
185 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
186 void dptr_close(struct smbd_server_connection *sconn, int *key);
187 void dptr_closecnum(connection_struct *conn);
188 void dptr_idlecnum(connection_struct *conn);
189 void dptr_closepath(struct smbd_server_connection *sconn,
190                     char *path,uint16_t spid);
191 NTSTATUS dptr_create(connection_struct *conn,
192                 struct smb_request *req,
193                 files_struct *fsp,
194                 const struct smb_filename *smb_dname,
195                 bool old_handle,
196                 bool expect_close,
197                 uint16_t spid,
198                 const char *wcard,
199                 bool wcard_has_wild,
200                 uint32_t attr,
201                 struct dptr_struct **dptr_ret);
202 void dptr_CloseDir(files_struct *fsp);
203 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
204 long dptr_TellDir(struct dptr_struct *dptr);
205 bool dptr_has_wild(struct dptr_struct *dptr);
206 int dptr_dnum(struct dptr_struct *dptr);
207 bool dptr_get_priv(struct dptr_struct *dptr);
208 void dptr_set_priv(struct dptr_struct *dptr);
209 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
210 void dptr_init_search_op(struct dptr_struct *dptr);
211 bool dptr_fill(struct smbd_server_connection *sconn,
212                char *buf1,unsigned int key);
213 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
214                                char *buf,int *num);
215 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
216                                        int dptr_num);
217 bool get_dir_entry(TALLOC_CTX *ctx,
218                 struct dptr_struct *dirptr,
219                 const char *mask,
220                 uint32_t dirtype,
221                 char **pp_fname_out,
222                 off_t *size,
223                 uint32_t *mode,
224                 struct timespec *date,
225                 bool check_descend,
226                 bool ask_sharemode);
227 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
228 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
229                         connection_struct *conn,
230                         const struct smb_filename *smb_fname,
231                         const char *mask,
232                         uint32_t attr);
233 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
234                         SMB_STRUCT_STAT *sbuf, char **talloced);
235 void RewindDir(struct smb_Dir *dirp, long *poffset);
236 void SeekDir(struct smb_Dir *dirp, long offset);
237 long TellDir(struct smb_Dir *dirp);
238 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
239 NTSTATUS can_delete_directory(struct connection_struct *conn,
240                                 const char *dirname);
241 bool have_file_open_below(connection_struct *conn,
242                         const struct smb_filename *name);
243
244 /* The following definitions come from smbd/dmapi.c  */
245
246 const void *dmapi_get_current_session(void);
247 bool dmapi_have_session(void);
248 bool dmapi_new_session(void);
249 bool dmapi_destroy_session(void);
250 uint32_t dmapi_file_flags(const char * const path);
251
252 /* The following definitions come from smbd/dnsregister.c  */
253
254 bool smbd_setup_mdns_registration(struct tevent_context *ev,
255                                   TALLOC_CTX *mem_ctx,
256                                   uint16_t port);
257
258 /* The following definitions come from smbd/dosmode.c  */
259
260 mode_t unix_mode(connection_struct *conn, int dosmode,
261                  const struct smb_filename *smb_fname,
262                  const char *inherit_from_dir);
263 uint32_t dos_mode_msdfs(connection_struct *conn,
264                       const struct smb_filename *smb_fname);
265 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
266 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
267 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
268                      uint32_t dosmode, const char *parent_dir, bool newfile);
269 NTSTATUS file_set_sparse(connection_struct *conn,
270                          struct files_struct *fsp,
271                          bool sparse);
272 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
273                 struct smb_file_time *ft);
274 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
275 bool set_sticky_write_time_fsp(struct files_struct *fsp,
276                                struct timespec mtime);
277
278 NTSTATUS get_ea_dos_attribute(connection_struct *conn,
279                               struct smb_filename *smb_fname,
280                               uint32_t *pattr);
281 NTSTATUS set_ea_dos_attribute(connection_struct *conn,
282                               const struct smb_filename *smb_fname,
283                               uint32_t dosmode);
284
285 NTSTATUS set_create_timespec_ea(connection_struct *conn,
286                                 const struct smb_filename *smb_fname,
287                                 struct timespec create_time);
288
289 struct timespec get_create_timespec(connection_struct *conn,
290                                 struct files_struct *fsp,
291                                 const struct smb_filename *smb_fname);
292
293 struct timespec get_change_timespec(connection_struct *conn,
294                                 struct files_struct *fsp,
295                                 const struct smb_filename *smb_fname);
296
297 /* The following definitions come from smbd/error.c  */
298
299 bool use_nt_status(void);
300 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
301 int error_packet(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
302 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
303                     int line, const char *file);
304 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
305                     int line, const char *file);
306 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
307                       NTSTATUS status, int line, const char *file);
308 void reply_openerror(struct smb_request *req, NTSTATUS status);
309
310 /* The following definitions come from smbd/file_access.c  */
311
312 bool can_delete_file_in_directory(connection_struct *conn,
313                                   const struct smb_filename *smb_fname);
314 bool can_write_to_file(connection_struct *conn,
315                        const struct smb_filename *smb_fname);
316 bool directory_has_default_acl(connection_struct *conn, const char *fname);
317 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
318
319 /* The following definitions come from smbd/fileio.c  */
320
321 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
322 void update_write_time_handler(struct tevent_context *ctx,
323                                       struct tevent_timer *te,
324                                       struct timeval now,
325                                       void *private_data);
326 void trigger_write_time_update(struct files_struct *fsp);
327 void trigger_write_time_update_immediate(struct files_struct *fsp);
328 void mark_file_modified(files_struct *fsp);
329 ssize_t write_file(struct smb_request *req,
330                         files_struct *fsp,
331                         const char *data,
332                         off_t pos,
333                         size_t n);
334 void delete_write_cache(files_struct *fsp);
335 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
336 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
337 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
338 int fsp_stat(files_struct *fsp);
339
340 /* The following definitions come from smbd/filename.c  */
341
342 uint32_t filename_create_ucf_flags(struct smb_request *req, uint32_t create_disposition);
343 NTSTATUS unix_convert(TALLOC_CTX *ctx,
344                       connection_struct *conn,
345                       const char *orig_path,
346                       struct smb_filename **smb_fname,
347                       uint32_t ucf_flags);
348 NTSTATUS check_name(connection_struct *conn, const char *name);
349 int get_real_filename(connection_struct *conn, const char *path,
350                       const char *name, TALLOC_CTX *mem_ctx,
351                       char **found_name);
352 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
353                         connection_struct *conn,
354                         bool dfs_path,
355                         const char *name_in,
356                         uint32_t ucf_flags,
357                         bool *ppath_contains_wcard,
358                         struct smb_filename **pp_smb_fname);
359 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
360                         connection_struct *conn,
361                         struct smb_request *smbreq,
362                         const char *name_in,
363                         uint32_t ucf_flags,
364                         bool *ppath_contains_wcard,
365                         struct smb_filename **pp_smb_fname);
366
367 /* The following definitions come from smbd/files.c  */
368
369 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
370                  files_struct **result);
371 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
372                   files_struct **result);
373 void file_close_conn(connection_struct *conn);
374 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
375                     uint64_t vuid);
376 bool file_init_global(void);
377 bool file_init(struct smbd_server_connection *sconn);
378 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
379 struct files_struct *files_forall(
380         struct smbd_server_connection *sconn,
381         struct files_struct *(*fn)(struct files_struct *fsp,
382                                    void *private_data),
383         void *private_data);
384 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
385 files_struct *file_find_dif(struct smbd_server_connection *sconn,
386                             struct file_id id, unsigned long gen_id);
387 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
388                                  struct file_id id);
389 files_struct *file_find_di_next(files_struct *start_fsp);
390 struct files_struct *file_find_one_fsp_from_lease_key(
391         struct smbd_server_connection *sconn,
392         const struct smb2_lease_key *lease_key);
393 bool file_find_subpath(files_struct *dir_fsp);
394 void file_sync_all(connection_struct *conn);
395 void fsp_free(files_struct *fsp);
396 void file_free(struct smb_request *req, files_struct *fsp);
397 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
398 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
399                                   uint64_t persistent_id,
400                                   uint64_t volatile_id);
401 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
402                                    uint64_t persistent_id,
403                                    uint64_t volatile_id);
404 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
405                       uint32_t access_mask, uint32_t share_access,
406                       uint32_t create_options, 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 const struct GUID *fsp_client_guid(const files_struct *fsp);
412 uint32_t fsp_lease_type(struct files_struct *fsp);
413 size_t fsp_fullbasepath(struct files_struct *fsp, char *buf, size_t buflen);
414
415 /* The following definitions come from smbd/ipc.c  */
416
417 NTSTATUS nt_status_np_pipe(NTSTATUS status);
418 void send_trans_reply(connection_struct *conn,
419                       struct smb_request *req,
420                       char *rparam, int rparam_len,
421                       char *rdata, int rdata_len,
422                       bool buffer_too_large);
423 void reply_trans(struct smb_request *req);
424 void reply_transs(struct smb_request *req);
425
426 /* The following definitions come from smbd/lanman.c  */
427
428 void api_reply(connection_struct *conn, uint64_t vuid,
429                struct smb_request *req,
430                char *data, char *params,
431                int tdscnt, int tpscnt,
432                int mdrcnt, int mprcnt);
433
434 /* The following definitions come from smbd/mangle.c  */
435
436 void mangle_reset_cache(void);
437 void mangle_change_to_posix(void);
438 bool mangle_is_mangled(const char *s, const struct share_params *p);
439 bool mangle_is_8_3(const char *fname, bool check_case,
440                    const struct share_params *p);
441 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
442                              const struct share_params *p);
443 bool mangle_must_mangle(const char *fname,
444                    const struct share_params *p);
445 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
446                         const char *in,
447                         char **out, /* talloced on the given context. */
448                         const struct share_params *p);
449 bool name_to_8_3(const char *in,
450                 char out[13],
451                 bool cache83,
452                 const struct share_params *p);
453
454 /* The following definitions come from smbd/mangle_hash.c  */
455
456 const struct mangle_fns *mangle_hash_init(void);
457
458 /* The following definitions come from smbd/mangle_hash2.c  */
459
460 const struct mangle_fns *mangle_hash2_init(void);
461 const struct mangle_fns *posix_mangle_init(void);
462
463 /* The following definitions come from smbd/message.c  */
464
465 void reply_sends(struct smb_request *req);
466 void reply_sendstrt(struct smb_request *req);
467 void reply_sendtxt(struct smb_request *req);
468 void reply_sendend(struct smb_request *req);
469
470 /* The following definitions come from smbd/msdfs.c  */
471
472 bool is_msdfs_link(connection_struct *conn,
473                 const char *path,
474                 SMB_STRUCT_STAT *sbufp);
475 struct junction_map;
476 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
477                         const char *dfs_path,
478                         bool allow_broken_path,
479                         struct junction_map *jucn,
480                         int *consumedcntp,
481                         bool *self_referralp);
482 int setup_dfs_referral(connection_struct *orig_conn,
483                         const char *dfs_path,
484                         int max_referral_level,
485                         char **ppdata, NTSTATUS *pstatus);
486 bool create_junction(TALLOC_CTX *ctx,
487                 const char *dfs_path,
488                 bool allow_broken_path,
489                 struct junction_map *jucn);
490 bool create_msdfs_link(const struct junction_map *jucn);
491 bool remove_msdfs_link(const struct junction_map *jucn);
492 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
493 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
494                                 connection_struct *conn,
495                                 bool dfs_pathnames,
496                                 const char *name_in,
497                                 uint32_t ucf_flags,
498                                 bool allow_broken_path,
499                                 char **pp_name_out,
500                                 bool *ppath_contains_wcard);
501 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
502                             struct tevent_context *ev,
503                             struct messaging_context *msg,
504                             connection_struct **pconn,
505                             int snum,
506                             const char *path,
507                             const struct auth_session_info *session_info);
508 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
509                                 struct tevent_context *ev,
510                                 struct messaging_context *msg,
511                                 connection_struct **pconn,
512                                 int snum,
513                                 const char *path,
514                                 const struct auth_session_info *session_info,
515                                 char **poldcwd);
516
517 /* The following definitions come from smbd/negprot.c  */
518
519 void reply_negprot(struct smb_request *req);
520
521 /* The following definitions come from smbd/notify.c  */
522
523 bool change_notify_fsp_has_changes(struct files_struct *fsp);
524 void change_notify_reply(struct smb_request *req,
525                          NTSTATUS error_code,
526                          uint32_t max_param,
527                          struct notify_change_buf *notify_buf,
528                          void (*reply_fn)(struct smb_request *req,
529                                           NTSTATUS error_code,
530                                           uint8_t *buf, size_t len));
531 void notify_callback(struct smbd_server_connection *sconn,
532                      void *private_data, struct timespec when,
533                      const struct notify_event *e);
534 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
535                               bool recursive);
536 NTSTATUS change_notify_add_request(struct smb_request *req,
537                                 uint32_t max_param,
538                                 uint32_t filter, bool recursive,
539                                 struct files_struct *fsp,
540                                 void (*reply_fn)(struct smb_request *req,
541                                         NTSTATUS error_code,
542                                         uint8_t *buf, size_t len));
543 void smbd_notify_cancel_deleted(struct messaging_context *msg,
544                                 void *private_data, uint32_t msg_type,
545                                 struct server_id server_id, DATA_BLOB *data);
546 void smbd_notifyd_restarted(struct messaging_context *msg,
547                             void *private_data, uint32_t msg_type,
548                             struct server_id server_id, DATA_BLOB *data);
549 void remove_pending_change_notify_requests_by_mid(
550         struct smbd_server_connection *sconn, uint64_t mid);
551 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
552                                                   NTSTATUS status);
553 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
554                   const char *path);
555 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
556 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
557                                                      struct tevent_context *ev);
558
559 /* The following definitions come from smbd/notify_inotify.c  */
560
561 int inotify_watch(TALLOC_CTX *mem_ctx,
562                   struct sys_notify_context *ctx,
563                   const char *path,
564                   uint32_t *filter,
565                   uint32_t *subdir_filter,
566                   void (*callback)(struct sys_notify_context *ctx,
567                                    void *private_data,
568                                    struct notify_event *ev,
569                                    uint32_t filter),
570                   void *private_data,
571                   void *handle_p);
572
573 int fam_watch(TALLOC_CTX *mem_ctx,
574               struct sys_notify_context *ctx,
575               const char *path,
576               uint32_t *filter,
577               uint32_t *subdir_filter,
578               void (*callback)(struct sys_notify_context *ctx,
579                                void *private_data,
580                                struct notify_event *ev,
581                                uint32_t filter),
582               void *private_data,
583               void *handle_p);
584
585
586 /* The following definitions come from smbd/notify_internal.c  */
587
588 struct notify_context *notify_init(
589         TALLOC_CTX *mem_ctx, struct messaging_context *msg,
590         struct tevent_context *ev,
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 void reply_nttrans(struct smb_request *req);
637 void reply_nttranss(struct smb_request *req);
638
639 /* The following definitions come from smbd/open.c  */
640
641 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
642                                 const struct smb_filename *smb_fname,
643                                 bool use_privs,
644                                 uint32_t access_mask);
645 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
646                  int flags, mode_t mode);
647 NTSTATUS fd_close(files_struct *fsp);
648 void change_file_owner_to_parent(connection_struct *conn,
649                                  const char *inherit_from_dir,
650                                  files_struct *fsp);
651 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
652                                     const char *inherit_from_dir,
653                                     const char *fname,
654                                     SMB_STRUCT_STAT *psbuf);
655 bool is_stat_open(uint32_t access_mask);
656 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
657                                 const struct share_mode_entry *exclusive,
658                                 uint16_t break_to);
659 struct deferred_open_record;
660 bool is_deferred_open_async(const struct deferred_open_record *rec);
661 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
662                           struct smb_filename *smb_dname);
663 void msg_file_was_renamed(struct messaging_context *msg,
664                           void *private_data,
665                           uint32_t msg_type,
666                           struct server_id server_id,
667                           DATA_BLOB *data);
668 int find_share_mode_lease(struct share_mode_data *d,
669                           const struct GUID *client_guid,
670                           const struct smb2_lease_key *key);
671 struct share_mode_lease;
672 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
673                                  const struct smb2_lease_key *key,
674                                  const struct share_mode_lease *l);
675 NTSTATUS create_file_default(connection_struct *conn,
676                              struct smb_request *req,
677                              uint16_t root_dir_fid,
678                              struct smb_filename * smb_fname,
679                              uint32_t access_mask,
680                              uint32_t share_access,
681                              uint32_t create_disposition,
682                              uint32_t create_options,
683                              uint32_t file_attributes,
684                              uint32_t oplock_request,
685                              struct smb2_lease *lease,
686                              uint64_t allocation_size,
687                              uint32_t private_flags,
688                              struct security_descriptor *sd,
689                              struct ea_list *ea_list,
690                              files_struct **result,
691                              int *pinfo,
692                              const struct smb2_create_blobs *in_context_blobs,
693                              struct smb2_create_blobs *out_context_blobs);
694
695 NTSTATUS get_relative_fid_filename(connection_struct *conn,
696                                    struct smb_request *req,
697                                    uint16_t root_dir_fid,
698                                    const struct smb_filename *smb_fname,
699                                    struct smb_filename **smb_fname_out);
700
701 /* The following definitions come from smbd/oplock.c  */
702
703 uint32_t map_oplock_to_lease_type(uint16_t op_type);
704 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
705 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
706
707 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
708 NTSTATUS set_file_oplock(files_struct *fsp);
709 bool remove_oplock_under_lock(files_struct *fsp, struct share_mode_lock *lck);
710 bool remove_oplock(files_struct *fsp);
711 bool downgrade_oplock(files_struct *fsp);
712 bool fsp_lease_update(struct share_mode_lock *lck,
713                       const struct GUID *client_guid,
714                       struct fsp_lease *lease);
715 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
716                         uint32_t num_file_ids,
717                         const struct file_id *ids,
718                         const struct smb2_lease_key *key,
719                         uint32_t lease_state);
720 void contend_level2_oplocks_begin(files_struct *fsp,
721                                   enum level2_contention_type type);
722 void contend_level2_oplocks_end(files_struct *fsp,
723                                 enum level2_contention_type type);
724 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
725                                   enum level2_contention_type type);
726 void smbd_contend_level2_oplocks_end(files_struct *fsp,
727                                 enum level2_contention_type type);
728 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
729 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
730 bool init_oplocks(struct smbd_server_connection *sconn);
731 void init_kernel_oplocks(struct smbd_server_connection *sconn);
732
733 /* The following definitions come from smbd/oplock_irix.c  */
734
735 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
736
737 /* The following definitions come from smbd/oplock_linux.c  */
738
739 void linux_set_lease_capability(void);
740 int linux_set_lease_sighandler(int fd);
741 int linux_setlease(int fd, int leasetype);
742 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
743
744 /* The following definitions come from smbd/password.c  */
745
746 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
747                                           uint64_t vuid);
748 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
749 int register_homes_share(const char *username);
750
751 /* The following definitions come from smbd/pipes.c  */
752
753 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
754                       struct files_struct **pfsp);
755 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
756 void reply_pipe_write(struct smb_request *req);
757 void reply_pipe_write_and_X(struct smb_request *req);
758 void reply_pipe_read_and_X(struct smb_request *req);
759
760 /* The following definitions come from smbd/posix_acls.c  */
761
762 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
763 uint32_t map_canon_ace_perms(int snum,
764                                 enum security_ace_type *pacl_type,
765                                 mode_t perms,
766                                 bool directory_ace);
767 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
768 bool current_user_in_group(connection_struct *conn, gid_t gid);
769 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
770 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
771                            TALLOC_CTX *mem_ctx,
772                            struct security_descriptor **ppdesc);
773 NTSTATUS posix_get_nt_acl(struct connection_struct *conn,
774                         const struct smb_filename *smb_fname_in,
775                         uint32_t security_info,
776                         TALLOC_CTX *mem_ctx,
777                         struct security_descriptor **ppdesc);
778 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
779 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
780 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
781 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
782 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
783                        const char *name, mode_t mode);
784 int fchmod_acl(files_struct *fsp, mode_t mode);
785 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
786                                 const SMB_STRUCT_STAT *psbuf,
787                                 uint16_t num_def_acls, const char *pdata);
788 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16_t num_acls, const char *pdata);
789 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
790                              uint32_t security_info_wanted,
791                              struct security_descriptor **sd);
792 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
793                                 const char *path_p,
794                                 TALLOC_CTX *mem_ctx,
795                                 char **blob_description,
796                                 DATA_BLOB *blob);
797 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
798                               files_struct *fsp,
799                               TALLOC_CTX *mem_ctx,
800                               char **blob_description,
801                               DATA_BLOB *blob);
802
803 /* The following definitions come from smbd/process.c  */
804
805 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
806 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
807 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
808                   bool no_signing, uint32_t seqnum,
809                   bool do_encrypt,
810                   struct smb_perfcount_data *pcd);
811 int srv_set_message(char *buf,
812                         int num_words,
813                         int num_bytes,
814                         bool zero);
815 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
816                                       uint64_t mid);
817 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
818                                         uint64_t mid);
819 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
820 bool get_deferred_open_message_state(struct smb_request *smbreq,
821                                 struct timeval *p_request_time,
822                                 struct deferred_open_record **open_rec);
823 bool push_deferred_open_message_smb(struct smb_request *req,
824                                struct timeval request_time,
825                                struct timeval timeout,
826                                struct file_id id,
827                                struct deferred_open_record *open_rec);
828 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
829 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
830 void smb_request_done(struct smb_request *req);
831 const char *smb_fn_name(int type);
832 void add_to_common_flags2(uint32_t v);
833 void remove_from_common_flags2(uint32_t v);
834 void construct_reply_common_req(struct smb_request *req, char *outbuf);
835 bool smb1_is_chain(const uint8_t *buf);
836 bool smb1_walk_chain(const uint8_t *buf,
837                      bool (*fn)(uint8_t cmd,
838                                 uint8_t wct, const uint16_t *vwv,
839                                 uint16_t num_bytes, const uint8_t *bytes,
840                                 void *private_data),
841                      void *private_data);
842 unsigned smb1_chain_length(const uint8_t *buf);
843 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
844                       struct smbXsrv_connection *xconn,
845                       bool encrypted, uint32_t seqnum,
846                       struct smb_request ***reqs, unsigned *num_reqs);
847 bool req_is_in_chain(const struct smb_request *req);
848 void smbd_process(struct tevent_context *ev_ctx,
849                   struct messaging_context *msg_ctx,
850                   int sock_fd,
851                   bool interactive);
852 bool fork_echo_handler(struct smbXsrv_connection *xconn);
853
854 /* The following definitions come from smbd/quotas.c  */
855
856 bool disk_quotas(connection_struct *conn, struct smb_filename *fname,
857                  uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
858
859 /* The following definitions come from smbd/reply.c  */
860
861 NTSTATUS check_path_syntax(char *path);
862 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
863 NTSTATUS check_path_syntax_posix(char *path);
864 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
865                         const char *inbuf,
866                         uint16_t smb_flags2,
867                         char **pp_dest,
868                         const char *src,
869                         size_t src_len,
870                         int flags,
871                         NTSTATUS *err,
872                         bool *contains_wcard);
873 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
874                         const char *inbuf,
875                         uint16_t smb_flags2,
876                         char **pp_dest,
877                         const char *src,
878                         size_t src_len,
879                         int flags,
880                         NTSTATUS *err,
881                         bool *contains_wcard);
882 size_t srvstr_get_path(TALLOC_CTX *ctx,
883                         const char *inbuf,
884                         uint16_t smb_flags2,
885                         char **pp_dest,
886                         const char *src,
887                         size_t src_len,
888                         int flags,
889                         NTSTATUS *err);
890 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
891                         const char *inbuf,
892                         uint16_t smb_flags2,
893                         char **pp_dest,
894                         const char *src,
895                         size_t src_len,
896                         int flags,
897                         NTSTATUS *err);
898 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
899                                  char **pp_dest, const char *src, int flags,
900                                  NTSTATUS *err, bool *contains_wcard);
901 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
902                            char **pp_dest, const char *src, int flags,
903                            NTSTATUS *err);
904 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
905                               char **dest, const uint8_t *src, int flags);
906 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
907                     files_struct *fsp);
908 bool check_fsp(connection_struct *conn, struct smb_request *req,
909                files_struct *fsp);
910 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
911                               files_struct *fsp);
912 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
913 void reply_tcon(struct smb_request *req);
914 void reply_tcon_and_X(struct smb_request *req);
915 void reply_unknown_new(struct smb_request *req, uint8_t type);
916 void reply_ioctl(struct smb_request *req);
917 void reply_checkpath(struct smb_request *req);
918 void reply_getatr(struct smb_request *req);
919 void reply_setatr(struct smb_request *req);
920 void reply_dskattr(struct smb_request *req);
921 void reply_search(struct smb_request *req);
922 void reply_fclose(struct smb_request *req);
923 void reply_open(struct smb_request *req);
924 void reply_open_and_X(struct smb_request *req);
925 void reply_ulogoffX(struct smb_request *req);
926 void reply_mknew(struct smb_request *req);
927 void reply_ctemp(struct smb_request *req);
928 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
929                           uint32_t dirtype, struct smb_filename *smb_fname,
930                           bool has_wild);
931 void reply_unlink(struct smb_request *req);
932 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
933                       off_t startpos, size_t nread);
934 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
935                             files_struct *fsp,
936                             ssize_t nread,
937                             size_t headersize,
938                             size_t smb_maxcnt);
939 void reply_readbraw(struct smb_request *req);
940 void reply_lockread(struct smb_request *req);
941 int setup_readX_header(char *outbuf, size_t smb_maxcnt);
942 void reply_read(struct smb_request *req);
943 void reply_read_and_X(struct smb_request *req);
944 void error_to_writebrawerr(struct smb_request *req);
945 void reply_writebraw(struct smb_request *req);
946 void reply_writeunlock(struct smb_request *req);
947 void reply_write(struct smb_request *req);
948 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
949                             const uint8_t *inbuf);
950 void reply_write_and_X(struct smb_request *req);
951 void reply_lseek(struct smb_request *req);
952 void reply_flush(struct smb_request *req);
953 void reply_exit(struct smb_request *req);
954 void reply_close(struct smb_request *req);
955 void reply_writeclose(struct smb_request *req);
956 void reply_lock(struct smb_request *req);
957 void reply_unlock(struct smb_request *req);
958 void reply_tdis(struct smb_request *req);
959 void reply_echo(struct smb_request *req);
960 void reply_printopen(struct smb_request *req);
961 void reply_printclose(struct smb_request *req);
962 void reply_printqueue(struct smb_request *req);
963 void reply_printwrite(struct smb_request *req);
964 void reply_mkdir(struct smb_request *req);
965 void reply_rmdir(struct smb_request *req);
966 NTSTATUS rename_internals_fsp(connection_struct *conn,
967                         files_struct *fsp,
968                         const struct smb_filename *smb_fname_dst_in,
969                         uint32_t attrs,
970                         bool replace_if_exists);
971 NTSTATUS rename_internals(TALLOC_CTX *ctx,
972                         connection_struct *conn,
973                         struct smb_request *req,
974                         struct smb_filename *smb_fname_src,
975                         struct smb_filename *smb_fname_dst,
976                         uint32_t attrs,
977                         bool replace_if_exists,
978                         bool src_has_wild,
979                         bool dest_has_wild,
980                         uint32_t access_mask);
981 void reply_mv(struct smb_request *req);
982 NTSTATUS copy_file(TALLOC_CTX *ctx,
983                         connection_struct *conn,
984                         struct smb_filename *smb_fname_src,
985                         struct smb_filename *smb_fname_dst,
986                         int ofun,
987                         int count,
988                         bool target_is_directory);
989 void reply_copy(struct smb_request *req);
990 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
991                     bool large_file_format);
992 uint64_t get_lock_count(const uint8_t *data, int data_offset,
993                         bool large_file_format);
994 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
995                          bool large_file_format);
996 void reply_lockingX(struct smb_request *req);
997 void reply_readbmpx(struct smb_request *req);
998 void reply_readbs(struct smb_request *req);
999 void reply_setattrE(struct smb_request *req);
1000 void reply_writebmpx(struct smb_request *req);
1001 void reply_writebs(struct smb_request *req);
1002 void reply_getattrE(struct smb_request *req);
1003
1004 /* The following definitions come from smbd/seal.c  */
1005
1006 bool is_encrypted_packet(const uint8_t *inbuf);
1007 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
1008 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
1009 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
1010                             char **buf_out);
1011 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
1012                                         unsigned char **ppdata,
1013                                         size_t *p_data_size,
1014                                         unsigned char **pparam,
1015                                         size_t *p_param_size);
1016 NTSTATUS srv_encryption_start(connection_struct *conn);
1017 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1018
1019 /* The following definitions come from smbd/sec_ctx.c  */
1020
1021 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1022 bool push_sec_ctx(void);
1023 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1024 void set_root_sec_ctx(void);
1025 bool pop_sec_ctx(void);
1026 void init_sec_ctx(void);
1027 const struct security_token *sec_ctx_active_token(void);
1028
1029 /* The following definitions come from smbd/server.c  */
1030
1031 struct memcache *smbd_memcache(void);
1032 bool snum_is_shared_printer(int snum);
1033 void delete_and_reload_printers(struct tevent_context *ev,
1034                                 struct messaging_context *msg_ctx);
1035 bool reload_services(struct smbd_server_connection *sconn,
1036                      bool (*snumused) (struct smbd_server_connection *, int),
1037                      bool test);
1038
1039 /* The following definitions come from smbd/server_exit.c  */
1040
1041 void smbd_exit_server(const char *reason) _NORETURN_;
1042 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1043
1044 /* The following definitions come from smbd/service.c  */
1045
1046 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1047 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1048 bool set_current_service(connection_struct *conn, uint16_t flags, bool do_chdir);
1049 void load_registry_shares(void);
1050 int add_home_service(const char *service, const char *username, const char *homedir);
1051 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1052 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1053                                         struct smbXsrv_tcon *tcon,
1054                                         int snum,
1055                                         struct user_struct *vuser,
1056                                         const char *pdev,
1057                                         NTSTATUS *pstatus);
1058 connection_struct *make_connection(struct smb_request *req,
1059                                    NTTIME now,
1060                                    const char *service_in,
1061                                    const char *pdev, uint64_t vuid,
1062                                    NTSTATUS *status);
1063 void close_cnum(connection_struct *conn, uint64_t vuid);
1064
1065 /* The following definitions come from smbd/session.c  */
1066 struct sessionid;
1067 struct smbXsrv_session;
1068 bool session_init(void);
1069 bool session_claim(struct smbXsrv_session *session);
1070 void session_yield(struct smbXsrv_session *session);
1071 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1072 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1073                   const char *machine, struct sessionid **session_list);
1074
1075 /* The following definitions come from smbd/sesssetup.c  */
1076
1077 void reply_sesssetup_and_X(struct smb_request *req);
1078
1079 /* The following definitions come from smbd/share_access.c  */
1080
1081 bool token_contains_name_in_list(const char *username,
1082                                  const char *domain,
1083                                  const char *sharename,
1084                                  const struct security_token *token,
1085                                  const char **list);
1086 bool user_ok_token(const char *username, const char *domain,
1087                    const struct security_token *token, int snum);
1088 bool is_share_read_only_for_token(const char *username,
1089                                   const char *domain,
1090                                   const struct security_token *token,
1091                                   connection_struct *conn);
1092
1093 /* The following definitions come from smbd/srvstr.c  */
1094
1095 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1096                       const char *src, int dest_len, int flags, size_t *ret_len);
1097 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1098
1099 /* The following definitions come from smbd/statcache.c  */
1100
1101 void stat_cache_add( const char *full_orig_name,
1102                 char *translated_path,
1103                 bool case_sensitive);
1104 bool stat_cache_lookup(connection_struct *conn,
1105                         bool posix_paths,
1106                         char **pp_name,
1107                         char **pp_dirpath,
1108                         char **pp_start,
1109                         SMB_STRUCT_STAT *pst);
1110 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1111                                     const char *name);
1112 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1113                                     const char *name);
1114 void stat_cache_delete(const char *name);
1115 struct TDB_DATA;
1116 unsigned int fast_string_hash(struct TDB_DATA *key);
1117 bool reset_stat_cache( void );
1118
1119 /* The following definitions come from smbd/statvfs.c  */
1120
1121 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1122
1123 /* The following definitions come from smbd/trans2.c  */
1124
1125 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1126                           uint32_t access_mask);
1127 NTSTATUS check_access(connection_struct *conn,
1128                                 files_struct *fsp,
1129                                 const struct smb_filename *smb_fname,
1130                                 uint32_t access_mask);
1131 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1132 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1133 bool samba_private_attr_name(const char *unix_ea_name);
1134 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1135                       files_struct *fsp, const char *fname,
1136                       const char *ea_name, struct ea_struct *pea);
1137 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx,
1138                         connection_struct *conn,
1139                         files_struct *fsp,
1140                         const struct smb_filename *smb_fname,
1141                         char ***pnames,
1142                         size_t *pnum_names);
1143 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1144                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1145 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1146 void send_trans2_replies(connection_struct *conn,
1147                         struct smb_request *req,
1148                         NTSTATUS status,
1149                          const char *params,
1150                          int paramsize,
1151                          const char *pdata,
1152                          int datasize,
1153                          int max_data_bytes);
1154 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1155 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1156                 connection_struct *conn,
1157                 struct smb_request *req,
1158                 bool overwrite_if_exists,
1159                 const struct smb_filename *smb_fname_old,
1160                 struct smb_filename *smb_fname_new);
1161 NTSTATUS smb_set_file_time(connection_struct *conn,
1162                            files_struct *fsp,
1163                            const struct smb_filename *smb_fname,
1164                            struct smb_file_time *ft,
1165                            bool setting_write_time);
1166 void reply_findclose(struct smb_request *req);
1167 void reply_findnclose(struct smb_request *req);
1168 void reply_trans2(struct smb_request *req);
1169 void reply_transs2(struct smb_request *req);
1170
1171 /* The following definitions come from smbd/uid.c  */
1172
1173 bool change_to_guest(void);
1174 NTSTATUS check_user_share_access(connection_struct *conn,
1175                                 const struct auth_session_info *session_info,
1176                                 uint32_t *p_share_access,
1177                                 bool *p_readonly_share);
1178 bool change_to_user(connection_struct *conn, uint64_t vuid);
1179 bool smbd_change_to_root_user(void);
1180 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1181 bool smbd_unbecome_authenticated_pipe_user(void);
1182 void become_root(void);
1183 void unbecome_root(void);
1184 void smbd_become_root(void);
1185 void smbd_unbecome_root(void);
1186 bool become_user(connection_struct *conn, uint64_t vuid);
1187 bool become_user_by_session(connection_struct *conn,
1188                             const struct auth_session_info *session_info);
1189 bool unbecome_user(void);
1190 uid_t get_current_uid(connection_struct *conn);
1191 gid_t get_current_gid(connection_struct *conn);
1192 const struct security_unix_token *get_current_utok(connection_struct *conn);
1193 const struct security_token *get_current_nttok(connection_struct *conn);
1194 uint64_t get_current_vuid(connection_struct *conn);
1195
1196 /* The following definitions come from smbd/utmp.c  */
1197
1198 void sys_utmp_claim(const char *username, const char *hostname,
1199                     const char *id_str, int id_num);
1200 void sys_utmp_yield(const char *username, const char *hostname,
1201                     const char *id_str, int id_num);
1202
1203 /* The following definitions come from smbd/vfs.c  */
1204
1205 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1206 bool smbd_vfs_init(connection_struct *conn);
1207 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1208 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1209 ssize_t vfs_write_data(struct smb_request *req,
1210                         files_struct *fsp,
1211                         const char *buffer,
1212                         size_t N);
1213 ssize_t vfs_pwrite_data(struct smb_request *req,
1214                         files_struct *fsp,
1215                         const char *buffer,
1216                         size_t N,
1217                         off_t offset);
1218 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1219 int vfs_set_filelen(files_struct *fsp, off_t len);
1220 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1221 int vfs_fill_sparse(files_struct *fsp, off_t len);
1222 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1223 const char *vfs_readdirname(connection_struct *conn, void *p,
1224                             SMB_STRUCT_STAT *sbuf, char **talloced);
1225 int vfs_ChDir(connection_struct *conn, const char *path);
1226 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1227 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1228 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1229                         const char *fname,
1230                         struct smb_request *smbreq);
1231 int vfs_stat_smb_basename(struct connection_struct *conn,
1232                         const struct smb_filename *smb_fname_in,
1233                         SMB_STRUCT_STAT *psbuf);
1234 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1235 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1236 NTSTATUS vfs_streaminfo(connection_struct *conn,
1237                         struct files_struct *fsp,
1238                         const struct smb_filename *smb_fname,
1239                         TALLOC_CTX *mem_ctx,
1240                         unsigned int *num_streams,
1241                         struct stream_struct **streams);
1242
1243 /* The following definitions come from smbd/avahi_register.c */
1244
1245 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1246                            uint16_t port);
1247
1248 /* The following definitions come from smbd/smb2_create.c */
1249
1250 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1251                                     TALLOC_CTX *mem_ctx,
1252                                     DATA_BLOB *cookie_blob);
1253 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1254                                         const DATA_BLOB old_cookie,
1255                                         TALLOC_CTX *mem_ctx,
1256                                         DATA_BLOB *new_cookie);
1257 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1258                                        struct smb_request *smb1req,
1259                                        struct smbXsrv_open *op,
1260                                        const DATA_BLOB old_cookie,
1261                                        TALLOC_CTX *mem_ctx,
1262                                        files_struct **result,
1263                                        DATA_BLOB *new_cookie);
1264
1265 #endif /* _SMBD_PROTO_H_ */