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 bool srv_check_sign_mac(struct smbd_server_connection *conn,
  52                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  53 void srv_calculate_sign_mac(struct smbd_server_connection *conn,
  54                             char *outbuf, uint32_t seqnum);
  55 void srv_cancel_sign_response(struct smbd_server_connection *conn);
  56 bool srv_init_signing(struct smbd_server_connection *conn);
  57 void srv_set_signing_negotiated(struct smbd_server_connection *conn,
  58                                 bool allowed, bool mandatory);
  59 bool srv_is_signing_active(struct smbd_server_connection *conn);
  60 bool srv_is_signing_negotiated(struct smbd_server_connection *conn);
  61 void srv_set_signing(struct smbd_server_connection *conn,
  62                      const DATA_BLOB user_session_key,
  63                      const DATA_BLOB response);
  64
  65 /* The following definitions come from smbd/aio.c  */
  66
  67 struct aio_extra;
  68 bool aio_write_through_requested(struct aio_extra *aio_ex);
  69 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  70                              struct smb_request *req,
  71                              files_struct *fsp, off_t startpos,
  72                              size_t smb_maxcnt);
  73 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  74                               struct smb_request *req,
  75                               files_struct *fsp, const char *data,
  76                               off_t startpos,
  77                               size_t numtowrite);
  78 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  79                                 struct smb_request *smbreq,
  80                                 files_struct *fsp,
  81                                 TALLOC_CTX *ctx,
  82                                 DATA_BLOB *preadbuf,
  83                                 off_t startpos,
  84                                 size_t smb_maxcnt);
  85 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  86                                 struct smb_request *smbreq,
  87                                 files_struct *fsp,
  88                                 uint64_t in_offset,
  89                                 DATA_BLOB in_data,
  90                                 bool write_through);
  91 bool cancel_smb2_aio(struct smb_request *smbreq);
  92
  93 /* The following definitions come from smbd/blocking.c  */
  94
  95 void brl_timeout_fn(struct tevent_context *event_ctx,
  96                 struct tevent_timer *te,
  97                 struct timeval now,
  98                 void *private_data);
  99 struct timeval timeval_brl_min(const struct timeval *tv1,
 100                         const struct timeval *tv2);
 101 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 102 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 103                 struct smb_request *req,
 104                 files_struct *fsp,
 105                 int lock_timeout,
 106                 int lock_num,
 107                 uint64_t smblctx,
 108                 enum brl_type lock_type,
 109                 enum brl_flavour lock_flav,
 110                 uint64_t offset,
 111                 uint64_t count,
 112                 uint64_t blocking_smblctx);
 113 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 114                         struct byte_range_lock *br_lck,
 115                         enum file_close_type close_type);
 116 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 117                         struct byte_range_lock *br_lck,
 118                         enum file_close_type close_type);
 119 void remove_pending_lock_requests_by_mid_smb1(
 120         struct smbd_server_connection *sconn, uint64_t mid);
 121 bool blocking_lock_was_deferred_smb1(
 122         struct smbd_server_connection *sconn, uint64_t mid);
 123 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 124                         uint64_t smblctx,
 125                         uint64_t offset,
 126                         uint64_t count,
 127                         enum brl_flavour lock_flav,
 128                         unsigned char locktype,
 129                         NTSTATUS err);
 130
 131 /* The following definitions come from smbd/close.c  */
 132
 133 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 134 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 135                     enum file_close_type close_type);
 136 void msg_close_file(struct messaging_context *msg_ctx,
 137                     void *private_data,
 138                     uint32_t msg_type,
 139                     struct server_id server_id,
 140                     DATA_BLOB *data);
 141 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 142 bool recursive_rmdir(TALLOC_CTX *ctx,
 143                      connection_struct *conn,
 144                      struct smb_filename *smb_dname);
 145
 146 /* The following definitions come from smbd/conn.c  */
 147
 148 int conn_num_open(struct smbd_server_connection *sconn);
 149 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 150 connection_struct *conn_new(struct smbd_server_connection *sconn);
 151 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 152 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 153 void conn_free(connection_struct *conn);
 154 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 155 void msg_force_tdis(struct messaging_context *msg,
 156                     void *private_data,
 157                     uint32_t msg_type,
 158                     struct server_id server_id,
 159                     DATA_BLOB *data);
 160
 161 /* The following definitions come from smbd/connection.c  */
 162
 163 int count_current_connections(const char *sharename, bool verify);
 164 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 165
 166 /* The following definitions come from smbd/dfree.c  */
 167
 168 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 169 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 170                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 171 uint64_t get_dfree_info(connection_struct *conn,
 172                         const char *path,
 173                         bool small_query,
 174                         uint64_t *bsize,
 175                         uint64_t *dfree,
 176                         uint64_t *dsize);
 177
 178 /* The following definitions come from smbd/dir.c  */
 179
 180 bool make_dir_struct(TALLOC_CTX *ctx,
 181                         char *buf,
 182                         const char *mask,
 183                         const char *fname,
 184                         off_t size,
 185                         uint32 mode,
 186                         time_t date,
 187                         bool uc);
 188 bool init_dptrs(struct smbd_server_connection *sconn);
 189 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 190 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 191 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 192 void dptr_close(struct smbd_server_connection *sconn, int *key);
 193 void dptr_closecnum(connection_struct *conn);
 194 void dptr_idlecnum(connection_struct *conn);
 195 void dptr_closepath(struct smbd_server_connection *sconn,
 196                     char *path,uint16 spid);
 197 NTSTATUS dptr_create(connection_struct *conn,
 198                 struct smb_request *req,
 199                 files_struct *fsp,
 200                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 201                 const char *wcard, bool wcard_has_wild, uint32 attr, 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 char *dptr_ReadDirName(TALLOC_CTX *ctx,
 210                         struct dptr_struct *dptr,
 211                         long *poffset,
 212                         SMB_STRUCT_STAT *pst);
 213 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 214 void dptr_init_search_op(struct dptr_struct *dptr);
 215 bool dptr_fill(struct smbd_server_connection *sconn,
 216                char *buf1,unsigned int key);
 217 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 218                                char *buf,int *num);
 219 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 220                                        int dptr_num);
 221 bool dir_check_ftype(connection_struct *conn, uint32 mode, uint32 dirtype);
 222 bool get_dir_entry(TALLOC_CTX *ctx,
 223                 struct dptr_struct *dirptr,
 224                 const char *mask,
 225                 uint32 dirtype,
 226                 char **pp_fname_out,
 227                 off_t *size,
 228                 uint32 *mode,
 229                 struct timespec *date,
 230                 bool check_descend,
 231                 bool ask_sharemode);
 232 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 233 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 234                         const char *name, const char *mask, uint32 attr);
 235 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 236                         SMB_STRUCT_STAT *sbuf, char **talloced);
 237 void RewindDir(struct smb_Dir *dirp, long *poffset);
 238 void SeekDir(struct smb_Dir *dirp, long offset);
 239 long TellDir(struct smb_Dir *dirp);
 240 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 241 NTSTATUS can_delete_directory(struct connection_struct *conn,
 242                                 const char *dirname);
 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 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 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 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 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 set_create_timespec_ea(connection_struct *conn,
 279                                 const struct smb_filename *smb_fname,
 280                                 struct timespec create_time);
 281
 282 struct timespec get_create_timespec(connection_struct *conn,
 283                                 struct files_struct *fsp,
 284                                 const struct smb_filename *smb_fname);
 285
 286 struct timespec get_change_timespec(connection_struct *conn,
 287                                 struct files_struct *fsp,
 288                                 const struct smb_filename *smb_fname);
 289
 290 /* The following definitions come from smbd/error.c  */
 291
 292 bool use_nt_status(void);
 293 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 294 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 295 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 296                     int line, const char *file);
 297 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 298                     int line, const char *file);
 299 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 300                       NTSTATUS status, int line, const char *file);
 301 void reply_openerror(struct smb_request *req, NTSTATUS status);
 302
 303 /* The following definitions come from smbd/file_access.c  */
 304
 305 bool can_delete_file_in_directory(connection_struct *conn,
 306                                   const struct smb_filename *smb_fname);
 307 bool can_write_to_file(connection_struct *conn,
 308                        const struct smb_filename *smb_fname);
 309 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 310 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 311
 312 /* The following definitions come from smbd/fileio.c  */
 313
 314 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 315 void update_write_time_handler(struct tevent_context *ctx,
 316                                       struct tevent_timer *te,
 317                                       struct timeval now,
 318                                       void *private_data);
 319 void trigger_write_time_update(struct files_struct *fsp);
 320 void trigger_write_time_update_immediate(struct files_struct *fsp);
 321 void mark_file_modified(files_struct *fsp);
 322 ssize_t write_file(struct smb_request *req,
 323                         files_struct *fsp,
 324                         const char *data,
 325                         off_t pos,
 326                         size_t n);
 327 void delete_write_cache(files_struct *fsp);
 328 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 329 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 330 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 331 int fsp_stat(files_struct *fsp);
 332
 333 /* The following definitions come from smbd/filename.c  */
 334
 335 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 336                       connection_struct *conn,
 337                       const char *orig_path,
 338                       struct smb_filename **smb_fname,
 339                       uint32_t ucf_flags);
 340 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 341 NTSTATUS check_name(connection_struct *conn, const char *name);
 342 int get_real_filename(connection_struct *conn, const char *path,
 343                       const char *name, TALLOC_CTX *mem_ctx,
 344                       char **found_name);
 345 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 346                         connection_struct *conn,
 347                         bool dfs_path,
 348                         const char *name_in,
 349                         uint32_t ucf_flags,
 350                         bool *ppath_contains_wcard,
 351                         struct smb_filename **pp_smb_fname);
 352 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 353                         connection_struct *conn,
 354                         struct smb_request *smbreq,
 355                         const char *name_in,
 356                         uint32_t ucf_flags,
 357                         bool *ppath_contains_wcard,
 358                         struct smb_filename **pp_smb_fname);
 359
 360 /* The following definitions come from smbd/files.c  */
 361
 362 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 363                  files_struct **result);
 364 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 365                   files_struct **result);
 366 void file_close_conn(connection_struct *conn);
 367 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 368                     uint64_t vuid);
 369 bool file_init_global(void);
 370 bool file_init(struct smbd_server_connection *sconn);
 371 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 372 struct files_struct *files_forall(
 373         struct smbd_server_connection *sconn,
 374         struct files_struct *(*fn)(struct files_struct *fsp,
 375                                    void *private_data),
 376         void *private_data);
 377 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 378 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 379                             struct file_id id, unsigned long gen_id);
 380 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 381                                  struct file_id id);
 382 files_struct *file_find_di_next(files_struct *start_fsp);
 383 bool file_find_subpath(files_struct *dir_fsp);
 384 void file_sync_all(connection_struct *conn);
 385 void fsp_free(files_struct *fsp);
 386 void file_free(struct smb_request *req, files_struct *fsp);
 387 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 388 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 389                                   uint64_t persistent_id,
 390                                   uint64_t volatile_id);
 391 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 392                                    uint64_t persistent_id,
 393                                    uint64_t volatile_id);
 394 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 395                       uint32 access_mask, uint32 share_access,
 396                       uint32 create_options, files_struct *to);
 397 NTSTATUS file_name_hash(connection_struct *conn,
 398                         const char *name, uint32_t *p_name_hash);
 399 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 400                            const struct smb_filename *smb_fname_in);
 401
 402 /* The following definitions come from smbd/ipc.c  */
 403
 404 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 405 void send_trans_reply(connection_struct *conn,
 406                       struct smb_request *req,
 407                       char *rparam, int rparam_len,
 408                       char *rdata, int rdata_len,
 409                       bool buffer_too_large);
 410 void reply_trans(struct smb_request *req);
 411 void reply_transs(struct smb_request *req);
 412
 413 /* The following definitions come from smbd/lanman.c  */
 414
 415 void api_reply(connection_struct *conn, uint64_t vuid,
 416                struct smb_request *req,
 417                char *data, char *params,
 418                int tdscnt, int tpscnt,
 419                int mdrcnt, int mprcnt);
 420
 421 /* The following definitions come from smbd/mangle.c  */
 422
 423 void mangle_reset_cache(void);
 424 void mangle_change_to_posix(void);
 425 bool mangle_is_mangled(const char *s, const struct share_params *p);
 426 bool mangle_is_8_3(const char *fname, bool check_case,
 427                    const struct share_params *p);
 428 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 429                              const struct share_params *p);
 430 bool mangle_must_mangle(const char *fname,
 431                    const struct share_params *p);
 432 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 433                         const char *in,
 434                         char **out, /* talloced on the given context. */
 435                         const struct share_params *p);
 436 bool name_to_8_3(const char *in,
 437                 char out[13],
 438                 bool cache83,
 439                 const struct share_params *p);
 440
 441 /* The following definitions come from smbd/mangle_hash.c  */
 442
 443 const struct mangle_fns *mangle_hash_init(void);
 444
 445 /* The following definitions come from smbd/mangle_hash2.c  */
 446
 447 const struct mangle_fns *mangle_hash2_init(void);
 448 const struct mangle_fns *posix_mangle_init(void);
 449
 450 /* The following definitions come from smbd/message.c  */
 451
 452 void reply_sends(struct smb_request *req);
 453 void reply_sendstrt(struct smb_request *req);
 454 void reply_sendtxt(struct smb_request *req);
 455 void reply_sendend(struct smb_request *req);
 456
 457 /* The following definitions come from smbd/msdfs.c  */
 458
 459 bool is_msdfs_link(connection_struct *conn,
 460                 const char *path,
 461                 SMB_STRUCT_STAT *sbufp);
 462 struct junction_map;
 463 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 464                         const char *dfs_path,
 465                         bool allow_broken_path,
 466                         struct junction_map *jucn,
 467                         int *consumedcntp,
 468                         bool *self_referralp);
 469 int setup_dfs_referral(connection_struct *orig_conn,
 470                         const char *dfs_path,
 471                         int max_referral_level,
 472                         char **ppdata, NTSTATUS *pstatus);
 473 bool create_junction(TALLOC_CTX *ctx,
 474                 const char *dfs_path,
 475                 bool allow_broken_path,
 476                 struct junction_map *jucn);
 477 bool create_msdfs_link(const struct junction_map *jucn);
 478 bool remove_msdfs_link(const struct junction_map *jucn);
 479 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 480 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 481                                 connection_struct *conn,
 482                                 bool dfs_pathnames,
 483                                 const char *name_in,
 484                                 bool allow_wcards,
 485                                 bool allow_broken_path,
 486                                 char **pp_name_out,
 487                                 bool *ppath_contains_wcard);
 488 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 489                             struct tevent_context *ev,
 490                             struct messaging_context *msg,
 491                             connection_struct **pconn,
 492                             int snum,
 493                             const char *path,
 494                             const struct auth_session_info *session_info);
 495 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
 496                                 struct tevent_context *ev,
 497                                 struct messaging_context *msg,
 498                                 connection_struct **pconn,
 499                                 int snum,
 500                                 const char *path,
 501                                 const struct auth_session_info *session_info,
 502                                 char **poldcwd);
 503
 504 /* The following definitions come from smbd/negprot.c  */
 505
 506 void reply_negprot(struct smb_request *req);
 507
 508 /* The following definitions come from smbd/notify.c  */
 509
 510 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 511 void change_notify_reply(struct smb_request *req,
 512                          NTSTATUS error_code,
 513                          uint32_t max_param,
 514                          struct notify_change_buf *notify_buf,
 515                          void (*reply_fn)(struct smb_request *req,
 516                                           NTSTATUS error_code,
 517                                           uint8_t *buf, size_t len));
 518 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 519                               bool recursive);
 520 NTSTATUS change_notify_add_request(struct smb_request *req,
 521                                 uint32 max_param,
 522                                 uint32 filter, bool recursive,
 523                                 struct files_struct *fsp,
 524                                 void (*reply_fn)(struct smb_request *req,
 525                                         NTSTATUS error_code,
 526                                         uint8_t *buf, size_t len));
 527 void remove_pending_change_notify_requests_by_mid(
 528         struct smbd_server_connection *sconn, uint64_t mid);
 529 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 530                                                   NTSTATUS status);
 531 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 532                   const char *path);
 533 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 534 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 535                                                      struct tevent_context *ev);
 536
 537 /* The following definitions come from smbd/notify_inotify.c  */
 538
 539 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
 540                        const char *path,
 541                        uint32_t *filter,
 542                        uint32_t *subdir_filter,
 543                        void (*callback)(struct sys_notify_context *ctx,
 544                                         void *private_data,
 545                                         struct notify_event *ev),
 546                        void *private_data,
 547                        void *handle_p);
 548
 549 /* The following definitions come from smbd/notify_internal.c  */
 550
 551 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 552                                    struct messaging_context *messaging_ctx,
 553                                    struct tevent_context *ev);
 554 NTSTATUS notify_add(struct notify_context *notify,
 555                     const char *path, uint32_t filter, uint32_t subdir_filter,
 556                     void (*callback)(void *, const struct notify_event *),
 557                     void *private_data);
 558 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 559 void notify_trigger(struct notify_context *notify,
 560                     uint32_t action, uint32_t filter, const char *path);
 561 void notify_walk_idx(struct notify_context *notify,
 562                      void (*fn)(const char *path,
 563                                 uint32_t *vnns, size_t num_vnns,
 564                                 void *private_data),
 565                      void *private_data);
 566 void notify_walk(struct notify_context *notify,
 567                  void (*fn)(const char *path,
 568                             struct notify_db_entry *entries,
 569                             size_t num_entries,
 570                             time_t deleted_time, void *private_data),
 571                  void *private_data);
 572 void notify_cleanup(struct notify_context *notify);
 573
 574 struct tevent_req *notify_cluster_proxy_send(
 575         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 576         struct notify_context *notify);
 577 int notify_cluster_proxy_recv(struct tevent_req *req);
 578
 579 /* The following definitions come from smbd/ntquotas.c  */
 580
 581 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 582 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 583 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 584 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 585
 586 /* The following definitions come from smbd/nttrans.c  */
 587
 588 void reply_ntcreate_and_X(struct smb_request *req);
 589 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 590                        uint32_t security_info_sent);
 591 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 592                        uint32_t security_info_sent);
 593 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 594 void reply_ntcancel(struct smb_request *req);
 595 void reply_ntrename(struct smb_request *req);
 596 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 597                                         TALLOC_CTX *mem_ctx,
 598                                         files_struct *fsp,
 599                                         uint32_t security_info_wanted,
 600                                         uint32_t max_data_count,
 601                                         uint8_t **ppmarshalled_sd,
 602                                         size_t *psd_size);
 603 void reply_nttrans(struct smb_request *req);
 604 void reply_nttranss(struct smb_request *req);
 605
 606 /* The following definitions come from smbd/open.c  */
 607
 608 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 609                                 const struct smb_filename *smb_fname,
 610                                 bool use_privs,
 611                                 uint32_t access_mask);
 612 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 613                  int flags, mode_t mode);
 614 NTSTATUS fd_close(files_struct *fsp);
 615 void change_file_owner_to_parent(connection_struct *conn,
 616                                  const char *inherit_from_dir,
 617                                  files_struct *fsp);
 618 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 619                                     const char *inherit_from_dir,
 620                                     const char *fname,
 621                                     SMB_STRUCT_STAT *psbuf);
 622 bool is_stat_open(uint32 access_mask);
 623 bool is_deferred_open_async(const void *ptr);
 624 NTSTATUS open_file_fchmod(connection_struct *conn,
 625                           struct smb_filename *smb_fname,
 626                           files_struct **result);
 627 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 628                           struct smb_filename *smb_dname);
 629 void msg_file_was_renamed(struct messaging_context *msg,
 630                           void *private_data,
 631                           uint32_t msg_type,
 632                           struct server_id server_id,
 633                           DATA_BLOB *data);
 634 NTSTATUS open_streams_for_delete(connection_struct *conn,
 635                                  const char *fname);
 636 NTSTATUS create_file_default(connection_struct *conn,
 637                              struct smb_request *req,
 638                              uint16_t root_dir_fid,
 639                              struct smb_filename * smb_fname,
 640                              uint32_t access_mask,
 641                              uint32_t share_access,
 642                              uint32_t create_disposition,
 643                              uint32_t create_options,
 644                              uint32_t file_attributes,
 645                              uint32_t oplock_request,
 646                              uint64_t allocation_size,
 647                              uint32_t private_flags,
 648                              struct security_descriptor *sd,
 649                              struct ea_list *ea_list,
 650
 651                              files_struct **result,
 652                              int *pinfo);
 653 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 654                                    struct smb_request *req,
 655                                    uint16_t root_dir_fid,
 656                                    const struct smb_filename *smb_fname,
 657                                    struct smb_filename **smb_fname_out);
 658
 659 /* The following definitions come from smbd/oplock.c  */
 660
 661 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 662 NTSTATUS set_file_oplock(files_struct *fsp, int oplock_type);
 663 void release_file_oplock(files_struct *fsp);
 664 bool remove_oplock(files_struct *fsp);
 665 bool downgrade_oplock(files_struct *fsp);
 666 bool should_notify_deferred_opens(struct smbd_server_connection *sconn);
 667 void break_level2_to_none_async(files_struct *fsp);
 668 void contend_level2_oplocks_begin(files_struct *fsp,
 669                                   enum level2_contention_type type);
 670 void contend_level2_oplocks_end(files_struct *fsp,
 671                                 enum level2_contention_type type);
 672 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 673                                   enum level2_contention_type type);
 674 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 675                                 enum level2_contention_type type);
 676 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 677 void message_to_share_mode_entry(struct share_mode_entry *e, char *msg);
 678 bool init_oplocks(struct smbd_server_connection *sconn);
 679 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 680
 681 /* The following definitions come from smbd/oplock_irix.c  */
 682
 683 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 684
 685 /* The following definitions come from smbd/oplock_linux.c  */
 686
 687 void linux_set_lease_capability(void);
 688 int linux_set_lease_sighandler(int fd);
 689 int linux_setlease(int fd, int leasetype);
 690 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 691
 692 /* The following definitions come from smbd/password.c  */
 693
 694 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 695                                           uint64_t vuid);
 696 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 697 int register_homes_share(const char *username);
 698
 699 /* The following definitions come from smbd/pipes.c  */
 700
 701 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 702                       struct files_struct **pfsp);
 703 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 704 void reply_pipe_write(struct smb_request *req);
 705 void reply_pipe_write_and_X(struct smb_request *req);
 706 void reply_pipe_read_and_X(struct smb_request *req);
 707
 708 /* The following definitions come from smbd/posix_acls.c  */
 709
 710 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 711 uint32_t map_canon_ace_perms(int snum,
 712                                 enum security_ace_type *pacl_type,
 713                                 mode_t perms,
 714                                 bool directory_ace);
 715 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 716 bool current_user_in_group(connection_struct *conn, gid_t gid);
 717 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 718 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 719                            TALLOC_CTX *mem_ctx,
 720                            struct security_descriptor **ppdesc);
 721 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 722                           uint32_t security_info,
 723                           TALLOC_CTX *mem_ctx,
 724                           struct security_descriptor **ppdesc);
 725 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 726 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 727 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 728 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 729 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 730                        const char *name, mode_t mode);
 731 int fchmod_acl(files_struct *fsp, mode_t mode);
 732 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 733                                 const SMB_STRUCT_STAT *psbuf,
 734                                 uint16 num_def_acls, const char *pdata);
 735 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 736 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 737                              uint32 security_info_wanted,
 738                              struct security_descriptor **sd);
 739 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 740                                         const char *name,
 741                                         SMB_STRUCT_STAT *psbuf,
 742                                         struct security_descriptor **ppdesc);
 743 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 744                                 const char *path_p,
 745                                 TALLOC_CTX *mem_ctx,
 746                                 char **blob_description,
 747                                 DATA_BLOB *blob);
 748 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 749                               files_struct *fsp,
 750                               TALLOC_CTX *mem_ctx,
 751                               char **blob_description,
 752                               DATA_BLOB *blob);
 753
 754 /* The following definitions come from smbd/process.c  */
 755
 756 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 757 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 758 bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer,
 759                   bool no_signing, uint32_t seqnum,
 760                   bool do_encrypt,
 761                   struct smb_perfcount_data *pcd);
 762 int srv_set_message(char *buf,
 763                         int num_words,
 764                         int num_bytes,
 765                         bool zero);
 766 void remove_deferred_open_message_smb(struct smbd_server_connection *sconn,
 767                                       uint64_t mid);
 768 bool schedule_deferred_open_message_smb(struct smbd_server_connection *sconn,
 769                                         uint64_t mid);
 770 bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid);
 771 bool get_deferred_open_message_state(struct smb_request *smbreq,
 772                                 struct timeval *p_request_time,
 773                                 void **pp_state);
 774 bool push_deferred_open_message_smb(struct smb_request *req,
 775                                 struct timeval request_time,
 776                                 struct timeval timeout,
 777                                 struct file_id id,
 778                                 char *private_data,
 779                                 size_t priv_len);
 780 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 781 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 782 void smb_request_done(struct smb_request *req);
 783 const char *smb_fn_name(int type);
 784 void add_to_common_flags2(uint32 v);
 785 void remove_from_common_flags2(uint32 v);
 786 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 787 bool smb1_is_chain(const uint8_t *buf);
 788 bool smb1_walk_chain(const uint8_t *buf,
 789                      bool (*fn)(uint8_t cmd,
 790                                 uint8_t wct, const uint16_t *vwv,
 791                                 uint16_t num_bytes, const uint8_t *bytes,
 792                                 void *private_data),
 793                      void *private_data);
 794 unsigned smb1_chain_length(const uint8_t *buf);
 795 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 796                       struct smbd_server_connection *sconn,
 797                       bool encrypted, uint32_t seqnum,
 798                       struct smb_request ***reqs, unsigned *num_reqs);
 799 bool req_is_in_chain(const struct smb_request *req);
 800 void smbd_process(struct tevent_context *ev_ctx,
 801                   struct messaging_context *msg_ctx,
 802                   int sock_fd,
 803                   bool interactive);
 804 bool fork_echo_handler(struct smbd_server_connection *sconn);
 805
 806 /* The following definitions come from smbd/quotas.c  */
 807
 808 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 809 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 810
 811 /* The following definitions come from smbd/reply.c  */
 812
 813 NTSTATUS check_path_syntax(char *path);
 814 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 815 NTSTATUS check_path_syntax_posix(char *path);
 816 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 817                         const char *inbuf,
 818                         uint16 smb_flags2,
 819                         char **pp_dest,
 820                         const char *src,
 821                         size_t src_len,
 822                         int flags,
 823                         NTSTATUS *err,
 824                         bool *contains_wcard);
 825 size_t srvstr_get_path(TALLOC_CTX *ctx,
 826                         const char *inbuf,
 827                         uint16 smb_flags2,
 828                         char **pp_dest,
 829                         const char *src,
 830                         size_t src_len,
 831                         int flags,
 832                         NTSTATUS *err);
 833 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 834                                  char **pp_dest, const char *src, int flags,
 835                                  NTSTATUS *err, bool *contains_wcard);
 836 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 837                            char **pp_dest, const char *src, int flags,
 838                            NTSTATUS *err);
 839 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 840                               char **dest, const char *src, int flags);
 841 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 842                     files_struct *fsp);
 843 bool check_fsp(connection_struct *conn, struct smb_request *req,
 844                files_struct *fsp);
 845 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 846                               files_struct *fsp);
 847 void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len);
 848 void reply_tcon(struct smb_request *req);
 849 void reply_tcon_and_X(struct smb_request *req);
 850 void reply_unknown_new(struct smb_request *req, uint8 type);
 851 void reply_ioctl(struct smb_request *req);
 852 void reply_checkpath(struct smb_request *req);
 853 void reply_getatr(struct smb_request *req);
 854 void reply_setatr(struct smb_request *req);
 855 void reply_dskattr(struct smb_request *req);
 856 void reply_search(struct smb_request *req);
 857 void reply_fclose(struct smb_request *req);
 858 void reply_open(struct smb_request *req);
 859 void reply_open_and_X(struct smb_request *req);
 860 void reply_ulogoffX(struct smb_request *req);
 861 void reply_mknew(struct smb_request *req);
 862 void reply_ctemp(struct smb_request *req);
 863 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 864                           uint32 dirtype, struct smb_filename *smb_fname,
 865                           bool has_wild);
 866 void reply_unlink(struct smb_request *req);
 867 ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread);
 868 void sendfile_short_send(files_struct *fsp,
 869                                 ssize_t nread,
 870                                 size_t headersize,
 871                                 size_t smb_maxcnt);
 872 void reply_readbraw(struct smb_request *req);
 873 void reply_lockread(struct smb_request *req);
 874 void reply_read(struct smb_request *req);
 875 void reply_read_and_X(struct smb_request *req);
 876 void error_to_writebrawerr(struct smb_request *req);
 877 void reply_writebraw(struct smb_request *req);
 878 void reply_writeunlock(struct smb_request *req);
 879 void reply_write(struct smb_request *req);
 880 bool is_valid_writeX_buffer(struct smbd_server_connection *sconn,
 881                             const uint8_t *inbuf);
 882 void reply_write_and_X(struct smb_request *req);
 883 void reply_lseek(struct smb_request *req);
 884 void reply_flush(struct smb_request *req);
 885 void reply_exit(struct smb_request *req);
 886 void reply_close(struct smb_request *req);
 887 void reply_writeclose(struct smb_request *req);
 888 void reply_lock(struct smb_request *req);
 889 void reply_unlock(struct smb_request *req);
 890 void reply_tdis(struct smb_request *req);
 891 void reply_echo(struct smb_request *req);
 892 void reply_printopen(struct smb_request *req);
 893 void reply_printclose(struct smb_request *req);
 894 void reply_printqueue(struct smb_request *req);
 895 void reply_printwrite(struct smb_request *req);
 896 void reply_mkdir(struct smb_request *req);
 897 void reply_rmdir(struct smb_request *req);
 898 NTSTATUS rename_internals_fsp(connection_struct *conn,
 899                         files_struct *fsp,
 900                         const struct smb_filename *smb_fname_dst_in,
 901                         uint32 attrs,
 902                         bool replace_if_exists);
 903 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 904                         connection_struct *conn,
 905                         struct smb_request *req,
 906                         struct smb_filename *smb_fname_src,
 907                         struct smb_filename *smb_fname_dst,
 908                         uint32 attrs,
 909                         bool replace_if_exists,
 910                         bool src_has_wild,
 911                         bool dest_has_wild,
 912                         uint32_t access_mask);
 913 void reply_mv(struct smb_request *req);
 914 NTSTATUS copy_file(TALLOC_CTX *ctx,
 915                         connection_struct *conn,
 916                         struct smb_filename *smb_fname_src,
 917                         struct smb_filename *smb_fname_dst,
 918                         int ofun,
 919                         int count,
 920                         bool target_is_directory);
 921 void reply_copy(struct smb_request *req);
 922 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 923                     bool large_file_format);
 924 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 925                         bool large_file_format);
 926 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 927                          bool large_file_format, bool *err);
 928 void reply_lockingX(struct smb_request *req);
 929 void reply_readbmpx(struct smb_request *req);
 930 void reply_readbs(struct smb_request *req);
 931 void reply_setattrE(struct smb_request *req);
 932 void reply_writebmpx(struct smb_request *req);
 933 void reply_writebs(struct smb_request *req);
 934 void reply_getattrE(struct smb_request *req);
 935
 936 /* The following definitions come from smbd/seal.c  */
 937
 938 bool is_encrypted_packet(struct smbd_server_connection *sconn,
 939                          const uint8_t *inbuf);
 940 void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf);
 941 NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf);
 942 NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf,
 943                             char **buf_out);
 944 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 945                                         unsigned char **ppdata,
 946                                         size_t *p_data_size,
 947                                         unsigned char **pparam,
 948                                         size_t *p_param_size);
 949 NTSTATUS srv_encryption_start(connection_struct *conn);
 950 void server_encryption_shutdown(struct smbd_server_connection *sconn);
 951
 952 /* The following definitions come from smbd/sec_ctx.c  */
 953
 954 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 955 bool push_sec_ctx(void);
 956 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 957 void set_root_sec_ctx(void);
 958 bool pop_sec_ctx(void);
 959 void init_sec_ctx(void);
 960 const struct security_token *sec_ctx_active_token(void);
 961
 962 /* The following definitions come from smbd/server.c  */
 963
 964 struct memcache *smbd_memcache(void);
 965 void delete_and_reload_printers(struct tevent_context *ev,
 966                                 struct messaging_context *msg_ctx);
 967 bool reload_services(struct smbd_server_connection *sconn,
 968                      bool (*snumused) (struct smbd_server_connection *, int),
 969                      bool test);
 970 NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx,
 971                                     uint32_t msg_type, DATA_BLOB* data);
 972
 973 /* The following definitions come from smbd/server_exit.c  */
 974
 975 void smbd_exit_server(const char *reason) _NORETURN_;
 976 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
 977
 978 /* The following definitions come from smbd/service.c  */
 979
 980 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 981 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 982 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
 983 void load_registry_shares(void);
 984 int add_home_service(const char *service, const char *username, const char *homedir);
 985 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
 986 connection_struct *make_connection_smb2(struct smbd_server_connection *sconn,
 987                                         struct smbXsrv_tcon *tcon,
 988                                         int snum,
 989                                         struct user_struct *vuser,
 990                                         const char *pdev,
 991                                         NTSTATUS *pstatus);
 992 connection_struct *make_connection(struct smbd_server_connection *sconn,
 993                                    NTTIME now,
 994                                    const char *service_in,
 995                                    const char *pdev, uint64_t vuid,
 996                                    NTSTATUS *status);
 997 void close_cnum(connection_struct *conn, uint64_t vuid);
 998
 999 /* The following definitions come from smbd/session.c  */
1000 struct sessionid;
1001 struct smbXsrv_session;
1002 bool session_init(void);
1003 bool session_claim(struct smbXsrv_session *session);
1004 void session_yield(struct smbXsrv_session *session);
1005 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1006
1007 /* The following definitions come from smbd/sesssetup.c  */
1008
1009 void reply_sesssetup_and_X(struct smb_request *req);
1010
1011 /* The following definitions come from smbd/share_access.c  */
1012
1013 bool token_contains_name_in_list(const char *username,
1014                                  const char *domain,
1015                                  const char *sharename,
1016                                  const struct security_token *token,
1017                                  const char **list);
1018 bool user_ok_token(const char *username, const char *domain,
1019                    const struct security_token *token, int snum);
1020 bool is_share_read_only_for_token(const char *username,
1021                                   const char *domain,
1022                                   const struct security_token *token,
1023                                   connection_struct *conn);
1024
1025 /* The following definitions come from smbd/srvstr.c  */
1026
1027 size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1028                       const char *src, int dest_len, int flags);
1029 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1030
1031 /* The following definitions come from smbd/statcache.c  */
1032
1033 void stat_cache_add( const char *full_orig_name,
1034                 char *translated_path,
1035                 bool case_sensitive);
1036 bool stat_cache_lookup(connection_struct *conn,
1037                         bool posix_paths,
1038                         char **pp_name,
1039                         char **pp_dirpath,
1040                         char **pp_start,
1041                         SMB_STRUCT_STAT *pst);
1042 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1043                                     const char *name);
1044 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1045                                     const char *name);
1046 void stat_cache_delete(const char *name);
1047 struct TDB_DATA;
1048 unsigned int fast_string_hash(struct TDB_DATA *key);
1049 bool reset_stat_cache( void );
1050
1051 /* The following definitions come from smbd/statvfs.c  */
1052
1053 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1054
1055 /* The following definitions come from smbd/trans2.c  */
1056
1057 NTSTATUS check_access(connection_struct *conn,
1058                                 files_struct *fsp,
1059                                 const struct smb_filename *smb_fname,
1060                                 uint32_t access_mask);
1061 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1062 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1063 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1064                       files_struct *fsp, const char *fname,
1065                       const char *ea_name, struct ea_struct *pea);
1066 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1067                                 files_struct *fsp, const char *fname,
1068                                 char ***pnames, size_t *pnum_names);
1069 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1070                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1071 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1072 void send_trans2_replies(connection_struct *conn,
1073                         struct smb_request *req,
1074                          const char *params,
1075                          int paramsize,
1076                          const char *pdata,
1077                          int datasize,
1078                          int max_data_bytes);
1079 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1080 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1081                 connection_struct *conn,
1082                 struct smb_request *req,
1083                 bool overwrite_if_exists,
1084                 const struct smb_filename *smb_fname_old,
1085                 struct smb_filename *smb_fname_new);
1086 NTSTATUS smb_set_file_time(connection_struct *conn,
1087                            files_struct *fsp,
1088                            const struct smb_filename *smb_fname,
1089                            struct smb_file_time *ft,
1090                            bool setting_write_time);
1091 void reply_findclose(struct smb_request *req);
1092 void reply_findnclose(struct smb_request *req);
1093 void reply_trans2(struct smb_request *req);
1094 void reply_transs2(struct smb_request *req);
1095
1096 /* The following definitions come from smbd/uid.c  */
1097
1098 bool change_to_guest(void);
1099 NTSTATUS check_user_share_access(connection_struct *conn,
1100                                 const struct auth_session_info *session_info,
1101                                 uint32_t *p_share_access,
1102                                 bool *p_readonly_share);
1103 bool change_to_user(connection_struct *conn, uint64_t vuid);
1104 bool change_to_root_user(void);
1105 bool smbd_change_to_root_user(void);
1106 bool become_authenticated_pipe_user(struct auth_session_info *session_info);
1107 bool unbecome_authenticated_pipe_user(void);
1108 void become_root(void);
1109 void unbecome_root(void);
1110 void smbd_become_root(void);
1111 void smbd_unbecome_root(void);
1112 bool become_user(connection_struct *conn, uint64_t vuid);
1113 bool become_user_by_session(connection_struct *conn,
1114                             const struct auth_session_info *session_info);
1115 bool unbecome_user(void);
1116 uid_t get_current_uid(connection_struct *conn);
1117 gid_t get_current_gid(connection_struct *conn);
1118 const struct security_unix_token *get_current_utok(connection_struct *conn);
1119 const struct security_token *get_current_nttok(connection_struct *conn);
1120 uint64_t get_current_vuid(connection_struct *conn);
1121
1122 /* The following definitions come from smbd/utmp.c  */
1123
1124 void sys_utmp_claim(const char *username, const char *hostname,
1125                     const char *id_str, int id_num);
1126 void sys_utmp_yield(const char *username, const char *hostname,
1127                     const char *id_str, int id_num);
1128
1129 /* The following definitions come from smbd/vfs.c  */
1130
1131 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1132 bool smbd_vfs_init(connection_struct *conn);
1133 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1134 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1135 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
1136                 size_t byte_count, off_t offset);
1137 ssize_t vfs_write_data(struct smb_request *req,
1138                         files_struct *fsp,
1139                         const char *buffer,
1140                         size_t N);
1141 ssize_t vfs_pwrite_data(struct smb_request *req,
1142                         files_struct *fsp,
1143                         const char *buffer,
1144                         size_t N,
1145                         off_t offset);
1146 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1147 int vfs_set_filelen(files_struct *fsp, off_t len);
1148 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1149 int vfs_fill_sparse(files_struct *fsp, off_t len);
1150 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1151 const char *vfs_readdirname(connection_struct *conn, void *p,
1152                             SMB_STRUCT_STAT *sbuf, char **talloced);
1153 int vfs_ChDir(connection_struct *conn, const char *path);
1154 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1155 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1156 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1157                         const char *fname,
1158                         struct smb_request *smbreq);
1159 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1160                        SMB_STRUCT_STAT *psbuf);
1161 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1162                         SMB_STRUCT_STAT *psbuf);
1163 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1164 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1165 NTSTATUS vfs_streaminfo(connection_struct *conn,
1166                         struct files_struct *fsp,
1167                         const char *fname,
1168                         TALLOC_CTX *mem_ctx,
1169                         unsigned int *num_streams,
1170                         struct stream_struct **streams);
1171
1172 /* The following definitions come from smbd/avahi_register.c */
1173
1174 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1175                            uint16_t port);
1176
1177 /* The following definitions come from smbd/smb2_create.c */
1178
1179 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1180                                     TALLOC_CTX *mem_ctx,
1181                                     DATA_BLOB *cookie_blob);
1182 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1183                                         const DATA_BLOB old_cookie,
1184                                         TALLOC_CTX *mem_ctx,
1185                                         DATA_BLOB *new_cookie);
1186 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1187                                        struct smb_request *smb1req,
1188                                        struct smbXsrv_open *op,
1189                                        const DATA_BLOB old_cookie,
1190                                        TALLOC_CTX *mem_ctx,
1191                                        files_struct **result,
1192                                        DATA_BLOB *new_cookie);
1193
1194 #endif /* _SMBD_PROTO_H_ */