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, const char *path,
 176                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 177 uint64_t get_dfree_info(connection_struct *conn,
 178                         const char *path,
 179                         uint64_t *bsize,
 180                         uint64_t *dfree,
 181                         uint64_t *dsize);
 182
 183 /* The following definitions come from smbd/dir.c  */
 184
 185 bool init_dptrs(struct smbd_server_connection *sconn);
 186 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 187 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 188 uint16_t dptr_attr(struct smbd_server_connection *sconn, int key);
 189 void dptr_close(struct smbd_server_connection *sconn, int *key);
 190 void dptr_closecnum(connection_struct *conn);
 191 void dptr_idlecnum(connection_struct *conn);
 192 void dptr_closepath(struct smbd_server_connection *sconn,
 193                     char *path,uint16_t spid);
 194 NTSTATUS dptr_create(connection_struct *conn,
 195                 struct smb_request *req,
 196                 files_struct *fsp,
 197                 const struct smb_filename *smb_dname,
 198                 bool old_handle,
 199                 bool expect_close,
 200                 uint16_t spid,
 201                 const char *wcard,
 202                 bool wcard_has_wild,
 203                 uint32_t attr,
 204                 struct dptr_struct **dptr_ret);
 205 void dptr_CloseDir(files_struct *fsp);
 206 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 207 long dptr_TellDir(struct dptr_struct *dptr);
 208 bool dptr_has_wild(struct dptr_struct *dptr);
 209 int dptr_dnum(struct dptr_struct *dptr);
 210 bool dptr_get_priv(struct dptr_struct *dptr);
 211 void dptr_set_priv(struct dptr_struct *dptr);
 212 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 213 void dptr_init_search_op(struct dptr_struct *dptr);
 214 bool dptr_fill(struct smbd_server_connection *sconn,
 215                char *buf1,unsigned int key);
 216 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 217                                char *buf,int *num);
 218 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 219                                        int dptr_num);
 220 bool get_dir_entry(TALLOC_CTX *ctx,
 221                 struct dptr_struct *dirptr,
 222                 const char *mask,
 223                 uint32_t dirtype,
 224                 char **pp_fname_out,
 225                 off_t *size,
 226                 uint32_t *mode,
 227                 struct timespec *date,
 228                 bool check_descend,
 229                 bool ask_sharemode);
 230 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 231 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx,
 232                         connection_struct *conn,
 233                         const struct smb_filename *smb_fname,
 234                         const char *mask,
 235                         uint32_t attr);
 236 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 237                         SMB_STRUCT_STAT *sbuf, char **talloced);
 238 void RewindDir(struct smb_Dir *dirp, long *poffset);
 239 void SeekDir(struct smb_Dir *dirp, long offset);
 240 long TellDir(struct smb_Dir *dirp);
 241 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 242 NTSTATUS can_delete_directory(struct connection_struct *conn,
 243                                 const char *dirname);
 244 bool have_file_open_below(connection_struct *conn,
 245                         const struct smb_filename *name);
 246
 247 /* The following definitions come from smbd/dmapi.c  */
 248
 249 const void *dmapi_get_current_session(void);
 250 bool dmapi_have_session(void);
 251 bool dmapi_new_session(void);
 252 bool dmapi_destroy_session(void);
 253 uint32_t dmapi_file_flags(const char * const path);
 254
 255 /* The following definitions come from smbd/dnsregister.c  */
 256
 257 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 258                                   TALLOC_CTX *mem_ctx,
 259                                   uint16_t port);
 260
 261 /* The following definitions come from smbd/dosmode.c  */
 262
 263 mode_t unix_mode(connection_struct *conn, int dosmode,
 264                  const struct smb_filename *smb_fname,
 265                  const char *inherit_from_dir);
 266 uint32_t dos_mode_msdfs(connection_struct *conn,
 267                       const struct smb_filename *smb_fname);
 268 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 269 uint32_t dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 270 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 271                      uint32_t dosmode, const char *parent_dir, bool newfile);
 272 NTSTATUS file_set_sparse(connection_struct *conn,
 273                          struct files_struct *fsp,
 274                          bool sparse);
 275 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 276                 struct smb_file_time *ft);
 277 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 278 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 279                                struct timespec mtime);
 280
 281 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 282                                 const struct smb_filename *smb_fname,
 283                                 struct timespec create_time);
 284
 285 struct timespec get_create_timespec(connection_struct *conn,
 286                                 struct files_struct *fsp,
 287                                 const struct smb_filename *smb_fname);
 288
 289 struct timespec get_change_timespec(connection_struct *conn,
 290                                 struct files_struct *fsp,
 291                                 const struct smb_filename *smb_fname);
 292
 293 /* The following definitions come from smbd/error.c  */
 294
 295 bool use_nt_status(void);
 296 void error_packet_set(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 297 int error_packet(char *outbuf, uint8_t eclass, uint32_t ecode, NTSTATUS ntstatus, int line, const char *file);
 298 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 299                     int line, const char *file);
 300 void reply_force_dos_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 301                     int line, const char *file);
 302 void reply_both_error(struct smb_request *req, uint8_t eclass, uint32_t ecode,
 303                       NTSTATUS status, int line, const char *file);
 304 void reply_openerror(struct smb_request *req, NTSTATUS status);
 305
 306 /* The following definitions come from smbd/file_access.c  */
 307
 308 bool can_delete_file_in_directory(connection_struct *conn,
 309                                   const struct smb_filename *smb_fname);
 310 bool can_write_to_file(connection_struct *conn,
 311                        const struct smb_filename *smb_fname);
 312 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 313 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32_t dosmode);
 314
 315 /* The following definitions come from smbd/fileio.c  */
 316
 317 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 318 void update_write_time_handler(struct tevent_context *ctx,
 319                                       struct tevent_timer *te,
 320                                       struct timeval now,
 321                                       void *private_data);
 322 void trigger_write_time_update(struct files_struct *fsp);
 323 void trigger_write_time_update_immediate(struct files_struct *fsp);
 324 void mark_file_modified(files_struct *fsp);
 325 ssize_t write_file(struct smb_request *req,
 326                         files_struct *fsp,
 327                         const char *data,
 328                         off_t pos,
 329                         size_t n);
 330 void delete_write_cache(files_struct *fsp);
 331 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 332 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 333 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 334 int fsp_stat(files_struct *fsp);
 335
 336 /* The following definitions come from smbd/filename.c  */
 337
 338 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 339                       connection_struct *conn,
 340                       const char *orig_path,
 341                       struct smb_filename **smb_fname,
 342                       uint32_t ucf_flags);
 343 NTSTATUS check_name(connection_struct *conn, const char *name);
 344 int get_real_filename(connection_struct *conn, const char *path,
 345                       const char *name, TALLOC_CTX *mem_ctx,
 346                       char **found_name);
 347 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 348                         connection_struct *conn,
 349                         bool dfs_path,
 350                         const char *name_in,
 351                         uint32_t ucf_flags,
 352                         bool *ppath_contains_wcard,
 353                         struct smb_filename **pp_smb_fname);
 354 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 355                         connection_struct *conn,
 356                         struct smb_request *smbreq,
 357                         const char *name_in,
 358                         uint32_t ucf_flags,
 359                         bool *ppath_contains_wcard,
 360                         struct smb_filename **pp_smb_fname);
 361
 362 /* The following definitions come from smbd/files.c  */
 363
 364 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 365                  files_struct **result);
 366 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 367                   files_struct **result);
 368 void file_close_conn(connection_struct *conn);
 369 void file_close_pid(struct smbd_server_connection *sconn, uint16_t smbpid,
 370                     uint64_t vuid);
 371 bool file_init_global(void);
 372 bool file_init(struct smbd_server_connection *sconn);
 373 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 374 struct files_struct *files_forall(
 375         struct smbd_server_connection *sconn,
 376         struct files_struct *(*fn)(struct files_struct *fsp,
 377                                    void *private_data),
 378         void *private_data);
 379 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 380 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 381                             struct file_id id, unsigned long gen_id);
 382 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 383                                  struct file_id id);
 384 files_struct *file_find_di_next(files_struct *start_fsp);
 385 struct files_struct *file_find_one_fsp_from_lease_key(
 386         struct smbd_server_connection *sconn,
 387         const struct smb2_lease_key *lease_key);
 388 bool file_find_subpath(files_struct *dir_fsp);
 389 void file_sync_all(connection_struct *conn);
 390 void fsp_free(files_struct *fsp);
 391 void file_free(struct smb_request *req, files_struct *fsp);
 392 files_struct *file_fsp(struct smb_request *req, uint16_t fid);
 393 struct files_struct *file_fsp_get(struct smbd_smb2_request *smb2req,
 394                                   uint64_t persistent_id,
 395                                   uint64_t volatile_id);
 396 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 397                                    uint64_t persistent_id,
 398                                    uint64_t volatile_id);
 399 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 400                       uint32_t access_mask, uint32_t share_access,
 401                       uint32_t create_options, files_struct *to);
 402 NTSTATUS file_name_hash(connection_struct *conn,
 403                         const char *name, uint32_t *p_name_hash);
 404 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 405                            const struct smb_filename *smb_fname_in);
 406 const struct GUID *fsp_client_guid(const files_struct *fsp);
 407 uint32_t fsp_lease_type(struct files_struct *fsp);
 408
 409 /* The following definitions come from smbd/ipc.c  */
 410
 411 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 412 void send_trans_reply(connection_struct *conn,
 413                       struct smb_request *req,
 414                       char *rparam, int rparam_len,
 415                       char *rdata, int rdata_len,
 416                       bool buffer_too_large);
 417 void reply_trans(struct smb_request *req);
 418 void reply_transs(struct smb_request *req);
 419
 420 /* The following definitions come from smbd/lanman.c  */
 421
 422 void api_reply(connection_struct *conn, uint64_t vuid,
 423                struct smb_request *req,
 424                char *data, char *params,
 425                int tdscnt, int tpscnt,
 426                int mdrcnt, int mprcnt);
 427
 428 /* The following definitions come from smbd/mangle.c  */
 429
 430 void mangle_reset_cache(void);
 431 void mangle_change_to_posix(void);
 432 bool mangle_is_mangled(const char *s, const struct share_params *p);
 433 bool mangle_is_8_3(const char *fname, bool check_case,
 434                    const struct share_params *p);
 435 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 436                              const struct share_params *p);
 437 bool mangle_must_mangle(const char *fname,
 438                    const struct share_params *p);
 439 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 440                         const char *in,
 441                         char **out, /* talloced on the given context. */
 442                         const struct share_params *p);
 443 bool name_to_8_3(const char *in,
 444                 char out[13],
 445                 bool cache83,
 446                 const struct share_params *p);
 447
 448 /* The following definitions come from smbd/mangle_hash.c  */
 449
 450 const struct mangle_fns *mangle_hash_init(void);
 451
 452 /* The following definitions come from smbd/mangle_hash2.c  */
 453
 454 const struct mangle_fns *mangle_hash2_init(void);
 455 const struct mangle_fns *posix_mangle_init(void);
 456
 457 /* The following definitions come from smbd/message.c  */
 458
 459 void reply_sends(struct smb_request *req);
 460 void reply_sendstrt(struct smb_request *req);
 461 void reply_sendtxt(struct smb_request *req);
 462 void reply_sendend(struct smb_request *req);
 463
 464 /* The following definitions come from smbd/msdfs.c  */
 465
 466 bool is_msdfs_link(connection_struct *conn,
 467                 const char *path,
 468                 SMB_STRUCT_STAT *sbufp);
 469 struct junction_map;
 470 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 471                         const char *dfs_path,
 472                         bool allow_broken_path,
 473                         struct junction_map *jucn,
 474                         int *consumedcntp,
 475                         bool *self_referralp);
 476 int setup_dfs_referral(connection_struct *orig_conn,
 477                         const char *dfs_path,
 478                         int max_referral_level,
 479                         char **ppdata, NTSTATUS *pstatus);
 480 bool create_junction(TALLOC_CTX *ctx,
 481                 const char *dfs_path,
 482                 bool allow_broken_path,
 483                 struct junction_map *jucn);
 484 bool create_msdfs_link(const struct junction_map *jucn);
 485 bool remove_msdfs_link(const struct junction_map *jucn);
 486 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 487 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 488                                 connection_struct *conn,
 489                                 bool dfs_pathnames,
 490                                 const char *name_in,
 491                                 bool allow_wcards,
 492                                 bool allow_broken_path,
 493                                 char **pp_name_out,
 494                                 bool *ppath_contains_wcard);
 495 NTSTATUS create_conn_struct(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 NTSTATUS create_conn_struct_cwd(TALLOC_CTX *ctx,
 503                                 struct tevent_context *ev,
 504                                 struct messaging_context *msg,
 505                                 connection_struct **pconn,
 506                                 int snum,
 507                                 const char *path,
 508                                 const struct auth_session_info *session_info,
 509                                 char **poldcwd);
 510
 511 /* The following definitions come from smbd/negprot.c  */
 512
 513 void reply_negprot(struct smb_request *req);
 514
 515 /* The following definitions come from smbd/notify.c  */
 516
 517 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 518 void change_notify_reply(struct smb_request *req,
 519                          NTSTATUS error_code,
 520                          uint32_t max_param,
 521                          struct notify_change_buf *notify_buf,
 522                          void (*reply_fn)(struct smb_request *req,
 523                                           NTSTATUS error_code,
 524                                           uint8_t *buf, size_t len));
 525 NTSTATUS change_notify_create(struct files_struct *fsp, uint32_t filter,
 526                               bool recursive);
 527 NTSTATUS change_notify_add_request(struct smb_request *req,
 528                                 uint32_t max_param,
 529                                 uint32_t filter, bool recursive,
 530                                 struct files_struct *fsp,
 531                                 void (*reply_fn)(struct smb_request *req,
 532                                         NTSTATUS error_code,
 533                                         uint8_t *buf, size_t len));
 534 void smbd_notify_cancel_deleted(struct messaging_context *msg,
 535                                 void *private_data, uint32_t msg_type,
 536                                 struct server_id server_id, DATA_BLOB *data);
 537 void remove_pending_change_notify_requests_by_mid(
 538         struct smbd_server_connection *sconn, uint64_t mid);
 539 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 540                                                   NTSTATUS status);
 541 void notify_fname(connection_struct *conn, uint32_t action, uint32_t filter,
 542                   const char *path);
 543 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32_t filter);
 544 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 545                                                      struct tevent_context *ev);
 546
 547 /* The following definitions come from smbd/notify_inotify.c  */
 548
 549 int inotify_watch(TALLOC_CTX *mem_ctx,
 550                   struct sys_notify_context *ctx,
 551                   const char *path,
 552                   uint32_t *filter,
 553                   uint32_t *subdir_filter,
 554                   void (*callback)(struct sys_notify_context *ctx,
 555                                    void *private_data,
 556                                    struct notify_event *ev),
 557                   void *private_data,
 558                   void *handle_p);
 559
 560 int fam_watch(TALLOC_CTX *mem_ctx,
 561               struct sys_notify_context *ctx,
 562               const char *path,
 563               uint32_t *filter,
 564               uint32_t *subdir_filter,
 565               void (*callback)(struct sys_notify_context *ctx,
 566                                void *private_data,
 567                                struct notify_event *ev),
 568               void *private_data,
 569               void *handle_p);
 570
 571
 572 /* The following definitions come from smbd/notify_internal.c  */
 573
 574 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 575                                    struct messaging_context *messaging_ctx,
 576                                    struct tevent_context *ev);
 577 NTSTATUS notify_add(struct notify_context *notify,
 578                     const char *path, uint32_t filter, uint32_t subdir_filter,
 579                     void (*callback)(void *, struct timespec,
 580                                      const struct notify_event *),
 581                     void *private_data);
 582 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 583 void notify_trigger(struct notify_context *notify,
 584                     uint32_t action, uint32_t filter,
 585                     const char *dir, const char *path);
 586
 587 struct notify_instance;
 588 NTSTATUS notify_walk(struct notify_context *notify,
 589                      bool (*fn)(const char *path, struct server_id server,
 590                                 const struct notify_instance *instance,
 591                                 void *private_data),
 592                      void *private_data);
 593
 594 /* The following definitions come from smbd/ntquotas.c  */
 595
 596 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 597 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 598 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 599 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 600
 601 /* The following definitions come from smbd/nttrans.c  */
 602
 603 void reply_ntcreate_and_X(struct smb_request *req);
 604 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 605                        uint32_t security_info_sent);
 606 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 607                        uint32_t security_info_sent);
 608 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 609 void reply_ntcancel(struct smb_request *req);
 610 void reply_ntrename(struct smb_request *req);
 611 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 612                                         TALLOC_CTX *mem_ctx,
 613                                         files_struct *fsp,
 614                                         uint32_t security_info_wanted,
 615                                         uint32_t max_data_count,
 616                                         uint8_t **ppmarshalled_sd,
 617                                         size_t *psd_size);
 618 void reply_nttrans(struct smb_request *req);
 619 void reply_nttranss(struct smb_request *req);
 620
 621 /* The following definitions come from smbd/open.c  */
 622
 623 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 624                                 const struct smb_filename *smb_fname,
 625                                 bool use_privs,
 626                                 uint32_t access_mask);
 627 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 628                  int flags, mode_t mode);
 629 NTSTATUS fd_close(files_struct *fsp);
 630 void change_file_owner_to_parent(connection_struct *conn,
 631                                  const char *inherit_from_dir,
 632                                  files_struct *fsp);
 633 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 634                                     const char *inherit_from_dir,
 635                                     const char *fname,
 636                                     SMB_STRUCT_STAT *psbuf);
 637 bool is_stat_open(uint32_t access_mask);
 638 NTSTATUS send_break_message(struct messaging_context *msg_ctx,
 639                                 const struct share_mode_entry *exclusive,
 640                                 uint16_t break_to);
 641 struct deferred_open_record;
 642 bool is_deferred_open_async(const struct deferred_open_record *rec);
 643 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 644                           struct smb_filename *smb_dname);
 645 void msg_file_was_renamed(struct messaging_context *msg,
 646                           void *private_data,
 647                           uint32_t msg_type,
 648                           struct server_id server_id,
 649                           DATA_BLOB *data);
 650 NTSTATUS open_streams_for_delete(connection_struct *conn,
 651                                  const char *fname);
 652 int find_share_mode_lease(struct share_mode_data *d,
 653                           const struct GUID *client_guid,
 654                           const struct smb2_lease_key *key);
 655 struct share_mode_lease;
 656 struct fsp_lease *find_fsp_lease(files_struct *new_fsp,
 657                                  const struct smb2_lease_key *key,
 658                                  const struct share_mode_lease *l);
 659 NTSTATUS create_file_default(connection_struct *conn,
 660                              struct smb_request *req,
 661                              uint16_t root_dir_fid,
 662                              struct smb_filename * smb_fname,
 663                              uint32_t access_mask,
 664                              uint32_t share_access,
 665                              uint32_t create_disposition,
 666                              uint32_t create_options,
 667                              uint32_t file_attributes,
 668                              uint32_t oplock_request,
 669                              struct smb2_lease *lease,
 670                              uint64_t allocation_size,
 671                              uint32_t private_flags,
 672                              struct security_descriptor *sd,
 673                              struct ea_list *ea_list,
 674                              files_struct **result,
 675                              int *pinfo,
 676                              const struct smb2_create_blobs *in_context_blobs,
 677                              struct smb2_create_blobs *out_context_blobs);
 678
 679 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 680                                    struct smb_request *req,
 681                                    uint16_t root_dir_fid,
 682                                    const struct smb_filename *smb_fname,
 683                                    struct smb_filename **smb_fname_out);
 684
 685 /* The following definitions come from smbd/oplock.c  */
 686
 687 uint32_t map_oplock_to_lease_type(uint16_t op_type);
 688 uint32_t get_lease_type(struct share_mode_data *d, struct share_mode_entry *e);
 689 bool update_num_read_oplocks(files_struct *fsp, struct share_mode_lock *lck);
 690
 691 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 692 NTSTATUS set_file_oplock(files_struct *fsp);
 693 bool remove_oplock(files_struct *fsp);
 694 bool downgrade_oplock(files_struct *fsp);
 695 bool fsp_lease_update(struct share_mode_lock *lck,
 696                       const struct GUID *client_guid,
 697                       struct fsp_lease *lease);
 698 NTSTATUS downgrade_lease(struct smbXsrv_connection *xconn,
 699                         uint32_t num_file_ids,
 700                         const struct file_id *ids,
 701                         const struct smb2_lease_key *key,
 702                         uint32_t lease_state);
 703 void contend_level2_oplocks_begin(files_struct *fsp,
 704                                   enum level2_contention_type type);
 705 void contend_level2_oplocks_end(files_struct *fsp,
 706                                 enum level2_contention_type type);
 707 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 708                                   enum level2_contention_type type);
 709 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 710                                 enum level2_contention_type type);
 711 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 712 void message_to_share_mode_entry(struct share_mode_entry *e, const char *msg);
 713 bool init_oplocks(struct smbd_server_connection *sconn);
 714 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 715
 716 /* The following definitions come from smbd/oplock_irix.c  */
 717
 718 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 719
 720 /* The following definitions come from smbd/oplock_linux.c  */
 721
 722 void linux_set_lease_capability(void);
 723 int linux_set_lease_sighandler(int fd);
 724 int linux_setlease(int fd, int leasetype);
 725 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 726
 727 /* The following definitions come from smbd/password.c  */
 728
 729 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 730                                           uint64_t vuid);
 731 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 732 int register_homes_share(const char *username);
 733
 734 /* The following definitions come from smbd/pipes.c  */
 735
 736 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 737                       struct files_struct **pfsp);
 738 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 739 void reply_pipe_write(struct smb_request *req);
 740 void reply_pipe_write_and_X(struct smb_request *req);
 741 void reply_pipe_read_and_X(struct smb_request *req);
 742
 743 /* The following definitions come from smbd/posix_acls.c  */
 744
 745 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 746 uint32_t map_canon_ace_perms(int snum,
 747                                 enum security_ace_type *pacl_type,
 748                                 mode_t perms,
 749                                 bool directory_ace);
 750 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32_t security_info_sent, const struct security_descriptor *psd);
 751 bool current_user_in_group(connection_struct *conn, gid_t gid);
 752 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 753 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 754                            TALLOC_CTX *mem_ctx,
 755                            struct security_descriptor **ppdesc);
 756 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 757                           uint32_t security_info,
 758                           TALLOC_CTX *mem_ctx,
 759                           struct security_descriptor **ppdesc);
 760 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 761 NTSTATUS set_nt_acl(files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd);
 762 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 763 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 764 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 765                        const char *name, mode_t mode);
 766 int fchmod_acl(files_struct *fsp, mode_t mode);
 767 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 768                                 const SMB_STRUCT_STAT *psbuf,
 769                                 uint16_t num_def_acls, const char *pdata);
 770 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16_t num_acls, const char *pdata);
 771 NTSTATUS get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname,
 772                              uint32_t security_info_wanted,
 773                              struct security_descriptor **sd);
 774 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 775                                         const char *name,
 776                                         SMB_STRUCT_STAT *psbuf,
 777                                         struct security_descriptor **ppdesc);
 778 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 779                                 const char *path_p,
 780                                 TALLOC_CTX *mem_ctx,
 781                                 char **blob_description,
 782                                 DATA_BLOB *blob);
 783 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 784                               files_struct *fsp,
 785                               TALLOC_CTX *mem_ctx,
 786                               char **blob_description,
 787                               DATA_BLOB *blob);
 788
 789 /* The following definitions come from smbd/process.c  */
 790
 791 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 792 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 793 bool srv_send_smb(struct smbXsrv_connection *xconn, char *buffer,
 794                   bool no_signing, uint32_t seqnum,
 795                   bool do_encrypt,
 796                   struct smb_perfcount_data *pcd);
 797 int srv_set_message(char *buf,
 798                         int num_words,
 799                         int num_bytes,
 800                         bool zero);
 801 void remove_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 802                                       uint64_t mid);
 803 bool schedule_deferred_open_message_smb(struct smbXsrv_connection *xconn,
 804                                         uint64_t mid);
 805 bool open_was_deferred(struct smbXsrv_connection *xconn, uint64_t mid);
 806 bool get_deferred_open_message_state(struct smb_request *smbreq,
 807                                 struct timeval *p_request_time,
 808                                 struct deferred_open_record **open_rec);
 809 bool push_deferred_open_message_smb(struct smb_request *req,
 810                                struct timeval request_time,
 811                                struct timeval timeout,
 812                                struct file_id id,
 813                                struct deferred_open_record *open_rec);
 814 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 815 void reply_outbuf(struct smb_request *req, uint8_t num_words, uint32_t num_bytes);
 816 void smb_request_done(struct smb_request *req);
 817 const char *smb_fn_name(int type);
 818 void add_to_common_flags2(uint32_t v);
 819 void remove_from_common_flags2(uint32_t v);
 820 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 821 bool smb1_is_chain(const uint8_t *buf);
 822 bool smb1_walk_chain(const uint8_t *buf,
 823                      bool (*fn)(uint8_t cmd,
 824                                 uint8_t wct, const uint16_t *vwv,
 825                                 uint16_t num_bytes, const uint8_t *bytes,
 826                                 void *private_data),
 827                      void *private_data);
 828 unsigned smb1_chain_length(const uint8_t *buf);
 829 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 830                       struct smbXsrv_connection *xconn,
 831                       bool encrypted, uint32_t seqnum,
 832                       struct smb_request ***reqs, unsigned *num_reqs);
 833 bool req_is_in_chain(const struct smb_request *req);
 834 void smbd_process(struct tevent_context *ev_ctx,
 835                   struct messaging_context *msg_ctx,
 836                   int sock_fd,
 837                   bool interactive);
 838 bool fork_echo_handler(struct smbXsrv_connection *xconn);
 839
 840 /* The following definitions come from smbd/quotas.c  */
 841
 842 bool disk_quotas(connection_struct *conn, const char *path, uint64_t *bsize,
 843                  uint64_t *dfree, uint64_t *dsize);
 844 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 845
 846 /* The following definitions come from smbd/reply.c  */
 847
 848 NTSTATUS check_path_syntax(char *path);
 849 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 850 NTSTATUS check_path_syntax_posix(char *path);
 851 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 852                         const char *inbuf,
 853                         uint16_t smb_flags2,
 854                         char **pp_dest,
 855                         const char *src,
 856                         size_t src_len,
 857                         int flags,
 858                         NTSTATUS *err,
 859                         bool *contains_wcard);
 860 size_t srvstr_get_path_wcard_posix(TALLOC_CTX *ctx,
 861                         const char *inbuf,
 862                         uint16_t smb_flags2,
 863                         char **pp_dest,
 864                         const char *src,
 865                         size_t src_len,
 866                         int flags,
 867                         NTSTATUS *err,
 868                         bool *contains_wcard);
 869 size_t srvstr_get_path(TALLOC_CTX *ctx,
 870                         const char *inbuf,
 871                         uint16_t smb_flags2,
 872                         char **pp_dest,
 873                         const char *src,
 874                         size_t src_len,
 875                         int flags,
 876                         NTSTATUS *err);
 877 size_t srvstr_get_path_posix(TALLOC_CTX *ctx,
 878                         const char *inbuf,
 879                         uint16_t smb_flags2,
 880                         char **pp_dest,
 881                         const char *src,
 882                         size_t src_len,
 883                         int flags,
 884                         NTSTATUS *err);
 885 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 886                                  char **pp_dest, const char *src, int flags,
 887                                  NTSTATUS *err, bool *contains_wcard);
 888 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 889                            char **pp_dest, const char *src, int flags,
 890                            NTSTATUS *err);
 891 size_t srvstr_pull_req_talloc(TALLOC_CTX *ctx, struct smb_request *req,
 892                               char **dest, const uint8_t *src, int flags);
 893 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 894                     files_struct *fsp);
 895 bool check_fsp(connection_struct *conn, struct smb_request *req,
 896                files_struct *fsp);
 897 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 898                               files_struct *fsp);
 899 void reply_special(struct smbXsrv_connection *xconn, char *inbuf, size_t inbuf_size);
 900 void reply_tcon(struct smb_request *req);
 901 void reply_tcon_and_X(struct smb_request *req);
 902 void reply_unknown_new(struct smb_request *req, uint8_t type);
 903 void reply_ioctl(struct smb_request *req);
 904 void reply_checkpath(struct smb_request *req);
 905 void reply_getatr(struct smb_request *req);
 906 void reply_setatr(struct smb_request *req);
 907 void reply_dskattr(struct smb_request *req);
 908 void reply_search(struct smb_request *req);
 909 void reply_fclose(struct smb_request *req);
 910 void reply_open(struct smb_request *req);
 911 void reply_open_and_X(struct smb_request *req);
 912 void reply_ulogoffX(struct smb_request *req);
 913 void reply_mknew(struct smb_request *req);
 914 void reply_ctemp(struct smb_request *req);
 915 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 916                           uint32_t dirtype, struct smb_filename *smb_fname,
 917                           bool has_wild);
 918 void reply_unlink(struct smb_request *req);
 919 ssize_t fake_sendfile(struct smbXsrv_connection *xconn, files_struct *fsp,
 920                       off_t startpos, size_t nread);
 921 ssize_t sendfile_short_send(struct smbXsrv_connection *xconn,
 922                             files_struct *fsp,
 923                             ssize_t nread,
 924                             size_t headersize,
 925                             size_t smb_maxcnt);
 926 void reply_readbraw(struct smb_request *req);
 927 void reply_lockread(struct smb_request *req);
 928 void reply_read(struct smb_request *req);
 929 void reply_read_and_X(struct smb_request *req);
 930 void error_to_writebrawerr(struct smb_request *req);
 931 void reply_writebraw(struct smb_request *req);
 932 void reply_writeunlock(struct smb_request *req);
 933 void reply_write(struct smb_request *req);
 934 bool is_valid_writeX_buffer(struct smbXsrv_connection *xconn,
 935                             const uint8_t *inbuf);
 936 void reply_write_and_X(struct smb_request *req);
 937 void reply_lseek(struct smb_request *req);
 938 void reply_flush(struct smb_request *req);
 939 void reply_exit(struct smb_request *req);
 940 void reply_close(struct smb_request *req);
 941 void reply_writeclose(struct smb_request *req);
 942 void reply_lock(struct smb_request *req);
 943 void reply_unlock(struct smb_request *req);
 944 void reply_tdis(struct smb_request *req);
 945 void reply_echo(struct smb_request *req);
 946 void reply_printopen(struct smb_request *req);
 947 void reply_printclose(struct smb_request *req);
 948 void reply_printqueue(struct smb_request *req);
 949 void reply_printwrite(struct smb_request *req);
 950 void reply_mkdir(struct smb_request *req);
 951 void reply_rmdir(struct smb_request *req);
 952 NTSTATUS rename_internals_fsp(connection_struct *conn,
 953                         files_struct *fsp,
 954                         const struct smb_filename *smb_fname_dst_in,
 955                         uint32_t attrs,
 956                         bool replace_if_exists);
 957 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 958                         connection_struct *conn,
 959                         struct smb_request *req,
 960                         struct smb_filename *smb_fname_src,
 961                         struct smb_filename *smb_fname_dst,
 962                         uint32_t attrs,
 963                         bool replace_if_exists,
 964                         bool src_has_wild,
 965                         bool dest_has_wild,
 966                         uint32_t access_mask);
 967 void reply_mv(struct smb_request *req);
 968 NTSTATUS copy_file(TALLOC_CTX *ctx,
 969                         connection_struct *conn,
 970                         struct smb_filename *smb_fname_src,
 971                         struct smb_filename *smb_fname_dst,
 972                         int ofun,
 973                         int count,
 974                         bool target_is_directory);
 975 void reply_copy(struct smb_request *req);
 976 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 977                     bool large_file_format);
 978 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 979                         bool large_file_format);
 980 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 981                          bool large_file_format);
 982 void reply_lockingX(struct smb_request *req);
 983 void reply_readbmpx(struct smb_request *req);
 984 void reply_readbs(struct smb_request *req);
 985 void reply_setattrE(struct smb_request *req);
 986 void reply_writebmpx(struct smb_request *req);
 987 void reply_writebs(struct smb_request *req);
 988 void reply_getattrE(struct smb_request *req);
 989
 990 /* The following definitions come from smbd/seal.c  */
 991
 992 bool is_encrypted_packet(const uint8_t *inbuf);
 993 void srv_free_enc_buffer(struct smbXsrv_connection *xconn, char *buf);
 994 NTSTATUS srv_decrypt_buffer(struct smbXsrv_connection *xconn, char *buf);
 995 NTSTATUS srv_encrypt_buffer(struct smbXsrv_connection *xconn, char *buf,
 996                             char **buf_out);
 997 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 998                                         unsigned char **ppdata,
 999                                         size_t *p_data_size,
1000                                         unsigned char **pparam,
1001                                         size_t *p_param_size);
1002 NTSTATUS srv_encryption_start(connection_struct *conn);
1003 void server_encryption_shutdown(struct smbXsrv_connection *xconn);
1004
1005 /* The following definitions come from smbd/sec_ctx.c  */
1006
1007 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
1008 bool push_sec_ctx(void);
1009 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
1010 void set_root_sec_ctx(void);
1011 bool pop_sec_ctx(void);
1012 void init_sec_ctx(void);
1013 const struct security_token *sec_ctx_active_token(void);
1014
1015 /* The following definitions come from smbd/server.c  */
1016
1017 struct memcache *smbd_memcache(void);
1018 bool snum_is_shared_printer(int snum);
1019 void delete_and_reload_printers(struct tevent_context *ev,
1020                                 struct messaging_context *msg_ctx);
1021 bool reload_services(struct smbd_server_connection *sconn,
1022                      bool (*snumused) (struct smbd_server_connection *, int),
1023                      bool test);
1024
1025 /* The following definitions come from smbd/server_exit.c  */
1026
1027 void smbd_exit_server(const char *reason) _NORETURN_;
1028 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
1029
1030 /* The following definitions come from smbd/service.c  */
1031
1032 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
1033 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
1034 bool set_current_service(connection_struct *conn, uint16_t flags, bool do_chdir);
1035 void load_registry_shares(void);
1036 int add_home_service(const char *service, const char *username, const char *homedir);
1037 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
1038 connection_struct *make_connection_smb2(struct smbd_smb2_request *req,
1039                                         struct smbXsrv_tcon *tcon,
1040                                         int snum,
1041                                         struct user_struct *vuser,
1042                                         const char *pdev,
1043                                         NTSTATUS *pstatus);
1044 connection_struct *make_connection(struct smb_request *req,
1045                                    NTTIME now,
1046                                    const char *service_in,
1047                                    const char *pdev, uint64_t vuid,
1048                                    NTSTATUS *status);
1049 void close_cnum(connection_struct *conn, uint64_t vuid);
1050
1051 /* The following definitions come from smbd/session.c  */
1052 struct sessionid;
1053 struct smbXsrv_session;
1054 bool session_init(void);
1055 bool session_claim(struct smbXsrv_session *session);
1056 void session_yield(struct smbXsrv_session *session);
1057 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1058 int find_sessions(TALLOC_CTX *mem_ctx, const char *username,
1059                   const char *machine, struct sessionid **session_list);
1060
1061 /* The following definitions come from smbd/sesssetup.c  */
1062
1063 void reply_sesssetup_and_X(struct smb_request *req);
1064
1065 /* The following definitions come from smbd/share_access.c  */
1066
1067 bool token_contains_name_in_list(const char *username,
1068                                  const char *domain,
1069                                  const char *sharename,
1070                                  const struct security_token *token,
1071                                  const char **list);
1072 bool user_ok_token(const char *username, const char *domain,
1073                    const struct security_token *token, int snum);
1074 bool is_share_read_only_for_token(const char *username,
1075                                   const char *domain,
1076                                   const struct security_token *token,
1077                                   connection_struct *conn);
1078
1079 /* The following definitions come from smbd/srvstr.c  */
1080
1081 NTSTATUS srvstr_push_fn(const char *base_ptr, uint16_t smb_flags2, void *dest,
1082                       const char *src, int dest_len, int flags, size_t *ret_len);
1083 ssize_t message_push_string(uint8_t **outbuf, const char *str, int flags);
1084
1085 /* The following definitions come from smbd/statcache.c  */
1086
1087 void stat_cache_add( const char *full_orig_name,
1088                 char *translated_path,
1089                 bool case_sensitive);
1090 bool stat_cache_lookup(connection_struct *conn,
1091                         bool posix_paths,
1092                         char **pp_name,
1093                         char **pp_dirpath,
1094                         char **pp_start,
1095                         SMB_STRUCT_STAT *pst);
1096 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1097                                     const char *name);
1098 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1099                                     const char *name);
1100 void stat_cache_delete(const char *name);
1101 struct TDB_DATA;
1102 unsigned int fast_string_hash(struct TDB_DATA *key);
1103 bool reset_stat_cache( void );
1104
1105 /* The following definitions come from smbd/statvfs.c  */
1106
1107 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1108
1109 /* The following definitions come from smbd/trans2.c  */
1110
1111 NTSTATUS check_access_fsp(const struct files_struct *fsp,
1112                           uint32_t access_mask);
1113 NTSTATUS check_access(connection_struct *conn,
1114                                 files_struct *fsp,
1115                                 const struct smb_filename *smb_fname,
1116                                 uint32_t access_mask);
1117 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1118 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1119 bool samba_private_attr_name(const char *unix_ea_name);
1120 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1121                       files_struct *fsp, const char *fname,
1122                       const char *ea_name, struct ea_struct *pea);
1123 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1124                                 files_struct *fsp, const char *fname,
1125                                 char ***pnames, size_t *pnum_names);
1126 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1127                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1128 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1129 void send_trans2_replies(connection_struct *conn,
1130                         struct smb_request *req,
1131                         NTSTATUS status,
1132                          const char *params,
1133                          int paramsize,
1134                          const char *pdata,
1135                          int datasize,
1136                          int max_data_bytes);
1137 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1138 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1139                 connection_struct *conn,
1140                 struct smb_request *req,
1141                 bool overwrite_if_exists,
1142                 const struct smb_filename *smb_fname_old,
1143                 struct smb_filename *smb_fname_new);
1144 NTSTATUS smb_set_file_time(connection_struct *conn,
1145                            files_struct *fsp,
1146                            const struct smb_filename *smb_fname,
1147                            struct smb_file_time *ft,
1148                            bool setting_write_time);
1149 void reply_findclose(struct smb_request *req);
1150 void reply_findnclose(struct smb_request *req);
1151 void reply_trans2(struct smb_request *req);
1152 void reply_transs2(struct smb_request *req);
1153
1154 /* The following definitions come from smbd/uid.c  */
1155
1156 bool change_to_guest(void);
1157 NTSTATUS check_user_share_access(connection_struct *conn,
1158                                 const struct auth_session_info *session_info,
1159                                 uint32_t *p_share_access,
1160                                 bool *p_readonly_share);
1161 bool change_to_user(connection_struct *conn, uint64_t vuid);
1162 bool smbd_change_to_root_user(void);
1163 bool smbd_become_authenticated_pipe_user(struct auth_session_info *session_info);
1164 bool smbd_unbecome_authenticated_pipe_user(void);
1165 void become_root(void);
1166 void unbecome_root(void);
1167 void smbd_become_root(void);
1168 void smbd_unbecome_root(void);
1169 bool become_user(connection_struct *conn, uint64_t vuid);
1170 bool become_user_by_session(connection_struct *conn,
1171                             const struct auth_session_info *session_info);
1172 bool unbecome_user(void);
1173 uid_t get_current_uid(connection_struct *conn);
1174 gid_t get_current_gid(connection_struct *conn);
1175 const struct security_unix_token *get_current_utok(connection_struct *conn);
1176 const struct security_token *get_current_nttok(connection_struct *conn);
1177 uint64_t get_current_vuid(connection_struct *conn);
1178
1179 /* The following definitions come from smbd/utmp.c  */
1180
1181 void sys_utmp_claim(const char *username, const char *hostname,
1182                     const char *id_str, int id_num);
1183 void sys_utmp_yield(const char *username, const char *hostname,
1184                     const char *id_str, int id_num);
1185
1186 /* The following definitions come from smbd/vfs.c  */
1187
1188 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1189 bool smbd_vfs_init(connection_struct *conn);
1190 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1191 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1192 ssize_t vfs_write_data(struct smb_request *req,
1193                         files_struct *fsp,
1194                         const char *buffer,
1195                         size_t N);
1196 ssize_t vfs_pwrite_data(struct smb_request *req,
1197                         files_struct *fsp,
1198                         const char *buffer,
1199                         size_t N,
1200                         off_t offset);
1201 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1202 int vfs_set_filelen(files_struct *fsp, off_t len);
1203 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1204 int vfs_fill_sparse(files_struct *fsp, off_t len);
1205 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1206 const char *vfs_readdirname(connection_struct *conn, void *p,
1207                             SMB_STRUCT_STAT *sbuf, char **talloced);
1208 int vfs_ChDir(connection_struct *conn, const char *path);
1209 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1210 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1211 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1212                         const char *fname,
1213                         struct smb_request *smbreq);
1214 int vfs_stat_smb_basename(struct connection_struct *conn, const char *fname,
1215                         SMB_STRUCT_STAT *psbuf);
1216 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1217 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1218 NTSTATUS vfs_streaminfo(connection_struct *conn,
1219                         struct files_struct *fsp,
1220                         const char *fname,
1221                         TALLOC_CTX *mem_ctx,
1222                         unsigned int *num_streams,
1223                         struct stream_struct **streams);
1224
1225 /* The following definitions come from smbd/avahi_register.c */
1226
1227 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1228                            uint16_t port);
1229
1230 /* The following definitions come from smbd/smb2_create.c */
1231
1232 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1233                                     TALLOC_CTX *mem_ctx,
1234                                     DATA_BLOB *cookie_blob);
1235 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1236                                         const DATA_BLOB old_cookie,
1237                                         TALLOC_CTX *mem_ctx,
1238                                         DATA_BLOB *new_cookie);
1239 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1240                                        struct smb_request *smb1req,
1241                                        struct smbXsrv_open *op,
1242                                        const DATA_BLOB old_cookie,
1243                                        TALLOC_CTX *mem_ctx,
1244                                        files_struct **result,
1245                                        DATA_BLOB *new_cookie);
1246
1247 #endif /* _SMBD_PROTO_H_ */