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 bool initialize_async_io_handler(void);
  68 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  69                              struct smb_request *req,
  70                              files_struct *fsp, off_t startpos,
  71                              size_t smb_maxcnt);
  72 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  73                               struct smb_request *req,
  74                               files_struct *fsp, const char *data,
  75                               off_t startpos,
  76                               size_t numtowrite);
  77 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  78                                 struct smb_request *smbreq,
  79                                 files_struct *fsp,
  80                                 TALLOC_CTX *ctx,
  81                                 DATA_BLOB *preadbuf,
  82                                 off_t startpos,
  83                                 size_t smb_maxcnt);
  84 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  85                                 struct smb_request *smbreq,
  86                                 files_struct *fsp,
  87                                 uint64_t in_offset,
  88                                 DATA_BLOB in_data,
  89                                 bool write_through);
  90 bool cancel_smb2_aio(struct smb_request *smbreq);
  91 int wait_for_aio_completion(files_struct *fsp);
  92 void smbd_aio_complete_aio_ex(struct aio_extra *aio_ex);
  93
  94 /* The following definitions come from smbd/blocking.c  */
  95
  96 void brl_timeout_fn(struct event_context *event_ctx,
  97                 struct timed_event *te,
  98                 struct timeval now,
  99                 void *private_data);
 100 struct timeval timeval_brl_min(const struct timeval *tv1,
 101                         const struct timeval *tv2);
 102 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 103 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 104                 struct smb_request *req,
 105                 files_struct *fsp,
 106                 int lock_timeout,
 107                 int lock_num,
 108                 uint64_t smblctx,
 109                 enum brl_type lock_type,
 110                 enum brl_flavour lock_flav,
 111                 uint64_t offset,
 112                 uint64_t count,
 113                 uint64_t blocking_smblctx);
 114 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 115                         struct byte_range_lock *br_lck,
 116                         enum file_close_type close_type);
 117 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 118                         struct byte_range_lock *br_lck,
 119                         enum file_close_type close_type);
 120 void remove_pending_lock_requests_by_mid_smb1(
 121         struct smbd_server_connection *sconn, uint64_t mid);
 122 bool blocking_lock_was_deferred_smb1(
 123         struct smbd_server_connection *sconn, uint64_t mid);
 124 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 125                         uint64_t smblctx,
 126                         uint64_t offset,
 127                         uint64_t count,
 128                         enum brl_flavour lock_flav,
 129                         unsigned char locktype,
 130                         NTSTATUS err);
 131
 132 /* The following definitions come from smbd/close.c  */
 133
 134 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 135 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 136                     enum file_close_type close_type);
 137 void msg_close_file(struct messaging_context *msg_ctx,
 138                     void *private_data,
 139                     uint32_t msg_type,
 140                     struct server_id server_id,
 141                     DATA_BLOB *data);
 142 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 143
 144 /* The following definitions come from smbd/conn.c  */
 145
 146 void conn_init(struct smbd_server_connection *sconn);
 147 int conn_num_open(struct smbd_server_connection *sconn);
 148 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 149 connection_struct *conn_find(struct smbd_server_connection *sconn,
 150                              unsigned cnum);
 151 connection_struct *conn_new(struct smbd_server_connection *sconn);
 152 bool conn_close_all(struct smbd_server_connection *sconn);
 153 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 154 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint16 vuid);
 155 void conn_free(connection_struct *conn);
 156 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 157 void msg_force_tdis(struct messaging_context *msg,
 158                     void *private_data,
 159                     uint32_t msg_type,
 160                     struct server_id server_id,
 161                     DATA_BLOB *data);
 162
 163 /* The following definitions come from smbd/connection.c  */
 164
 165 bool yield_connection(connection_struct *conn, const char *name);
 166 int count_current_connections( const char *sharename, bool clear  );
 167 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 168 bool claim_connection(connection_struct *conn, const char *name);
 169
 170 /* The following definitions come from smbd/dfree.c  */
 171
 172 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 173 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 174                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 175 uint64_t get_dfree_info(connection_struct *conn,
 176                         const char *path,
 177                         bool small_query,
 178                         uint64_t *bsize,
 179                         uint64_t *dfree,
 180                         uint64_t *dsize);
 181
 182 /* The following definitions come from smbd/dir.c  */
 183
 184 bool make_dir_struct(TALLOC_CTX *ctx,
 185                         char *buf,
 186                         const char *mask,
 187                         const char *fname,
 188                         off_t size,
 189                         uint32 mode,
 190                         time_t date,
 191                         bool uc);
 192 bool init_dptrs(struct smbd_server_connection *sconn);
 193 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 194 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 195 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 196 void dptr_close(struct smbd_server_connection *sconn, int *key);
 197 void dptr_closecnum(connection_struct *conn);
 198 void dptr_idlecnum(connection_struct *conn);
 199 void dptr_closepath(struct smbd_server_connection *sconn,
 200                     char *path,uint16 spid);
 201 NTSTATUS dptr_create(connection_struct *conn,
 202                 struct smb_request *req,
 203                 files_struct *fsp,
 204                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 205                 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
 206 void dptr_CloseDir(files_struct *fsp);
 207 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 208 long dptr_TellDir(struct dptr_struct *dptr);
 209 bool dptr_has_wild(struct dptr_struct *dptr);
 210 int dptr_dnum(struct dptr_struct *dptr);
 211 bool dptr_get_priv(struct dptr_struct *dptr);
 212 void dptr_set_priv(struct dptr_struct *dptr);
 213 char *dptr_ReadDirName(TALLOC_CTX *ctx,
 214                         struct dptr_struct *dptr,
 215                         long *poffset,
 216                         SMB_STRUCT_STAT *pst);
 217 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 218 void dptr_DirCacheAdd(struct dptr_struct *dptr, const char *name, long offset);
 219 void dptr_init_search_op(struct dptr_struct *dptr);
 220 bool dptr_fill(struct smbd_server_connection *sconn,
 221                char *buf1,unsigned int key);
 222 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 223                                char *buf,int *num);
 224 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 225                                        int dptr_num);
 226 bool dir_check_ftype(connection_struct *conn, uint32 mode, uint32 dirtype);
 227 bool get_dir_entry(TALLOC_CTX *ctx,
 228                 struct dptr_struct *dirptr,
 229                 const char *mask,
 230                 uint32 dirtype,
 231                 char **pp_fname_out,
 232                 off_t *size,
 233                 uint32 *mode,
 234                 struct timespec *date,
 235                 bool check_descend,
 236                 bool ask_sharemode);
 237 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 238 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 239                         const char *name, const char *mask, uint32 attr);
 240 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 241                         SMB_STRUCT_STAT *sbuf, char **talloced);
 242 void RewindDir(struct smb_Dir *dirp, long *poffset);
 243 void SeekDir(struct smb_Dir *dirp, long offset);
 244 long TellDir(struct smb_Dir *dirp);
 245 void DirCacheAdd(struct smb_Dir *dirp, const char *name, long offset);
 246 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 247 NTSTATUS can_delete_directory(struct connection_struct *conn,
 248                                 const char *dirname);
 249
 250 /* The following definitions come from smbd/dmapi.c  */
 251
 252 const void *dmapi_get_current_session(void);
 253 bool dmapi_have_session(void);
 254 bool dmapi_new_session(void);
 255 bool dmapi_destroy_session(void);
 256 uint32 dmapi_file_flags(const char * const path);
 257
 258 /* The following definitions come from smbd/dnsregister.c  */
 259
 260 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 261                                   TALLOC_CTX *mem_ctx,
 262                                   uint16_t port);
 263
 264 /* The following definitions come from smbd/dosmode.c  */
 265
 266 mode_t unix_mode(connection_struct *conn, int dosmode,
 267                  const struct smb_filename *smb_fname,
 268                  const char *inherit_from_dir);
 269 uint32 dos_mode_msdfs(connection_struct *conn,
 270                       const struct smb_filename *smb_fname);
 271 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 272 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 273 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 274                      uint32 dosmode, const char *parent_dir, bool newfile);
 275 NTSTATUS file_set_sparse(connection_struct *conn,
 276                          struct files_struct *fsp,
 277                          bool sparse);
 278 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 279                 struct smb_file_time *ft);
 280 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 281 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 282                                struct timespec mtime);
 283
 284 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 285                                 const struct smb_filename *smb_fname,
 286                                 struct timespec create_time);
 287
 288 struct timespec get_create_timespec(connection_struct *conn,
 289                                 struct files_struct *fsp,
 290                                 const struct smb_filename *smb_fname);
 291
 292 struct timespec get_change_timespec(connection_struct *conn,
 293                                 struct files_struct *fsp,
 294                                 const struct smb_filename *smb_fname);
 295
 296 /* The following definitions come from smbd/error.c  */
 297
 298 bool use_nt_status(void);
 299 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 300 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 301 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 302                     int line, const char *file);
 303 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 304                     int line, const char *file);
 305 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 306                       NTSTATUS status, int line, const char *file);
 307 void reply_openerror(struct smb_request *req, NTSTATUS status);
 308
 309 /* The following definitions come from smbd/file_access.c  */
 310
 311 bool can_delete_file_in_directory(connection_struct *conn,
 312                                   const struct smb_filename *smb_fname);
 313 bool can_write_to_file(connection_struct *conn,
 314                        const struct smb_filename *smb_fname);
 315 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 316 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 317
 318 /* The following definitions come from smbd/fileio.c  */
 319
 320 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 321 void update_write_time_handler(struct event_context *ctx,
 322                                       struct timed_event *te,
 323                                       struct timeval now,
 324                                       void *private_data);
 325 void trigger_write_time_update(struct files_struct *fsp);
 326 void trigger_write_time_update_immediate(struct files_struct *fsp);
 327 ssize_t write_file(struct smb_request *req,
 328                         files_struct *fsp,
 329                         const char *data,
 330                         off_t pos,
 331                         size_t n);
 332 void delete_write_cache(files_struct *fsp);
 333 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 334 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 335 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 336 int fsp_stat(files_struct *fsp);
 337
 338 /* The following definitions come from smbd/filename.c  */
 339
 340 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 341                       connection_struct *conn,
 342                       const char *orig_path,
 343                       struct smb_filename **smb_fname,
 344                       uint32_t ucf_flags);
 345 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 346 NTSTATUS check_name(connection_struct *conn, const char *name);
 347 int get_real_filename(connection_struct *conn, const char *path,
 348                       const char *name, TALLOC_CTX *mem_ctx,
 349                       char **found_name);
 350 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 351                         connection_struct *conn,
 352                         bool dfs_path,
 353                         const char *name_in,
 354                         uint32_t ucf_flags,
 355                         bool *ppath_contains_wcard,
 356                         struct smb_filename **pp_smb_fname);
 357 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 358                         connection_struct *conn,
 359                         struct smb_request *smbreq,
 360                         const char *name_in,
 361                         uint32_t ucf_flags,
 362                         bool *ppath_contains_wcard,
 363                         struct smb_filename **pp_smb_fname);
 364
 365 /* The following definitions come from smbd/files.c  */
 366
 367 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 368                   files_struct **result);
 369 void file_close_conn(connection_struct *conn);
 370 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 371                     int vuid);
 372 bool file_init(struct smbd_server_connection *sconn);
 373 void file_close_user(struct smbd_server_connection *sconn, int 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 bool file_find_subpath(files_struct *dir_fsp);
 386 void file_sync_all(connection_struct *conn);
 387 void file_free(struct smb_request *req, files_struct *fsp);
 388 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 389 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 390                       uint32 access_mask, uint32 share_access,
 391                       uint32 create_options, files_struct *to);
 392 NTSTATUS file_name_hash(connection_struct *conn,
 393                         const char *name, uint32_t *p_name_hash);
 394 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 395                            const struct smb_filename *smb_fname_in);
 396
 397 /* The following definitions come from smbd/ipc.c  */
 398
 399 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 400 void send_trans_reply(connection_struct *conn,
 401                       struct smb_request *req,
 402                       char *rparam, int rparam_len,
 403                       char *rdata, int rdata_len,
 404                       bool buffer_too_large);
 405 void reply_trans(struct smb_request *req);
 406 void reply_transs(struct smb_request *req);
 407
 408 /* The following definitions come from smbd/lanman.c  */
 409
 410 void api_reply(connection_struct *conn, uint16 vuid,
 411                struct smb_request *req,
 412                char *data, char *params,
 413                int tdscnt, int tpscnt,
 414                int mdrcnt, int mprcnt);
 415
 416 /* The following definitions come from smbd/mangle.c  */
 417
 418 void mangle_reset_cache(void);
 419 void mangle_change_to_posix(void);
 420 bool mangle_is_mangled(const char *s, const struct share_params *p);
 421 bool mangle_is_8_3(const char *fname, bool check_case,
 422                    const struct share_params *p);
 423 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 424                              const struct share_params *p);
 425 bool mangle_must_mangle(const char *fname,
 426                    const struct share_params *p);
 427 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 428                         const char *in,
 429                         char **out, /* talloced on the given context. */
 430                         const struct share_params *p);
 431 bool name_to_8_3(const char *in,
 432                 char out[13],
 433                 bool cache83,
 434                 const struct share_params *p);
 435
 436 /* The following definitions come from smbd/mangle_hash.c  */
 437
 438 const struct mangle_fns *mangle_hash_init(void);
 439
 440 /* The following definitions come from smbd/mangle_hash2.c  */
 441
 442 const struct mangle_fns *mangle_hash2_init(void);
 443 const struct mangle_fns *posix_mangle_init(void);
 444
 445 /* The following definitions come from smbd/message.c  */
 446
 447 void reply_sends(struct smb_request *req);
 448 void reply_sendstrt(struct smb_request *req);
 449 void reply_sendtxt(struct smb_request *req);
 450 void reply_sendend(struct smb_request *req);
 451
 452 /* The following definitions come from smbd/msdfs.c  */
 453
 454 bool is_msdfs_link(connection_struct *conn,
 455                 const char *path,
 456                 SMB_STRUCT_STAT *sbufp);
 457 struct junction_map;
 458 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 459                         const char *dfs_path,
 460                         struct smbd_server_connection *sconn,
 461                         struct junction_map *jucn,
 462                         int *consumedcntp,
 463                         bool *self_referralp);
 464 int setup_dfs_referral(connection_struct *orig_conn,
 465                         const char *dfs_path,
 466                         int max_referral_level,
 467                         char **ppdata, NTSTATUS *pstatus);
 468 bool create_junction(TALLOC_CTX *ctx,
 469                 const char *dfs_path,
 470                 bool allow_broken_path,
 471                 struct junction_map *jucn);
 472 bool create_msdfs_link(const struct junction_map *jucn);
 473 bool remove_msdfs_link(const struct junction_map *jucn);
 474 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 475 NTSTATUS resolve_dfspath(TALLOC_CTX *ctx,
 476                         connection_struct *conn,
 477                         bool dfs_pathnames,
 478                         const char *name_in,
 479                         char **pp_name_out);
 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                                 char **pp_name_out,
 486                                 bool *ppath_contains_wcard);
 487 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 488                                 struct smbd_server_connection *sconn,
 489                                 connection_struct **pconn,
 490                                 int snum,
 491                                 const char *path,
 492                                 const struct auth_session_info *session_info,
 493                                 char **poldcwd);
 494
 495 /* The following definitions come from smbd/negprot.c  */
 496
 497 void reply_negprot(struct smb_request *req);
 498
 499 /* The following definitions come from smbd/notify.c  */
 500
 501 void change_notify_reply(struct smb_request *req,
 502                          NTSTATUS error_code,
 503                          uint32_t max_param,
 504                          struct notify_change_buf *notify_buf,
 505                          void (*reply_fn)(struct smb_request *req,
 506                                           NTSTATUS error_code,
 507                                           uint8_t *buf, size_t len));
 508 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 509                               bool recursive);
 510 NTSTATUS change_notify_add_request(struct smb_request *req,
 511                                 uint32 max_param,
 512                                 uint32 filter, bool recursive,
 513                                 struct files_struct *fsp,
 514                                 void (*reply_fn)(struct smb_request *req,
 515                                         NTSTATUS error_code,
 516                                         uint8_t *buf, size_t len));
 517 void remove_pending_change_notify_requests_by_mid(
 518         struct smbd_server_connection *sconn, uint64_t mid);
 519 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 520                                                   NTSTATUS status);
 521 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 522                   const char *path);
 523 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 524 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 525                                                      struct event_context *ev);
 526
 527 /* The following definitions come from smbd/notify_inotify.c  */
 528
 529 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
 530                        const char *path,
 531                        uint32_t *filter,
 532                        uint32_t *subdir_filter,
 533                        void (*callback)(struct sys_notify_context *ctx,
 534                                         void *private_data,
 535                                         struct notify_event *ev),
 536                        void *private_data,
 537                        void *handle_p);
 538
 539 /* The following definitions come from smbd/notify_internal.c  */
 540
 541 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 542                                    struct messaging_context *messaging_ctx,
 543                                    struct event_context *ev);
 544 NTSTATUS notify_add(struct notify_context *notify,
 545                     const char *path, uint32_t filter, uint32_t subdir_filter,
 546                     void (*callback)(void *, const struct notify_event *),
 547                     void *private_data);
 548 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 549 void notify_trigger(struct notify_context *notify,
 550                     uint32_t action, uint32_t filter, const char *path);
 551 void notify_walk_idx(struct notify_context *notify,
 552                      void (*fn)(const char *path,
 553                                 uint32_t *vnns, size_t num_vnns,
 554                                 void *private_data),
 555                      void *private_data);
 556 void notify_walk(struct notify_context *notify,
 557                  void (*fn)(const char *path,
 558                             struct notify_db_entry *entries,
 559                             size_t num_entries,
 560                             time_t deleted_time, void *private_data),
 561                  void *private_data);
 562 void notify_cleanup(struct notify_context *notify);
 563
 564 struct tevent_req *notify_cluster_proxy_send(
 565         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 566         struct notify_context *notify);
 567 int notify_cluster_proxy_recv(struct tevent_req *req);
 568
 569 /* The following definitions come from smbd/ntquotas.c  */
 570
 571 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 572 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 573 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 574 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 575
 576 /* The following definitions come from smbd/nttrans.c  */
 577
 578 void reply_ntcreate_and_X(struct smb_request *req);
 579 NTSTATUS set_sd(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 580                        uint32_t security_info_sent);
 581 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 582 void reply_ntcancel(struct smb_request *req);
 583 void reply_ntrename(struct smb_request *req);
 584 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 585                                         TALLOC_CTX *mem_ctx,
 586                                         files_struct *fsp,
 587                                         uint32_t security_info_wanted,
 588                                         uint32_t max_data_count,
 589                                         uint8_t **ppmarshalled_sd,
 590                                         size_t *psd_size);
 591 void reply_nttrans(struct smb_request *req);
 592 void reply_nttranss(struct smb_request *req);
 593
 594 /* The following definitions come from smbd/open.c  */
 595
 596 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 597                                 const struct smb_filename *smb_fname,
 598                                 uint32_t access_mask);
 599 NTSTATUS fd_close(files_struct *fsp);
 600 void change_file_owner_to_parent(connection_struct *conn,
 601                                  const char *inherit_from_dir,
 602                                  files_struct *fsp);
 603 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 604                                     const char *inherit_from_dir,
 605                                     const char *fname,
 606                                     SMB_STRUCT_STAT *psbuf);
 607 bool is_stat_open(uint32 access_mask);
 608 bool request_timed_out(struct timeval request_time,
 609                        struct timeval timeout);
 610 bool open_match_attributes(connection_struct *conn,
 611                            uint32 old_dos_attr,
 612                            uint32 new_dos_attr,
 613                            mode_t existing_unx_mode,
 614                            mode_t new_unx_mode,
 615                            mode_t *returned_unx_mode);
 616 NTSTATUS fcb_or_dos_open(struct smb_request *req,
 617                          connection_struct *conn,
 618                          files_struct *fsp_to_dup_into,
 619                          const struct smb_filename *smb_fname,
 620                          struct file_id id,
 621                          uint16 file_pid,
 622                          uint16 vuid,
 623                          uint32 access_mask,
 624                          uint32 share_access,
 625                          uint32 create_options);
 626 void remove_deferred_open_entry(struct file_id id, uint64_t mid,
 627                                 struct server_id pid);
 628 NTSTATUS open_file_fchmod(connection_struct *conn,
 629                           struct smb_filename *smb_fname,
 630                           files_struct **result);
 631 bool check_same_stat(const SMB_STRUCT_STAT *sbuf1,
 632                         const SMB_STRUCT_STAT *sbuf2);
 633 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 634                           struct smb_filename *smb_dname);
 635 void msg_file_was_renamed(struct messaging_context *msg,
 636                           void *private_data,
 637                           uint32_t msg_type,
 638                           struct server_id server_id,
 639                           DATA_BLOB *data);
 640 NTSTATUS open_streams_for_delete(connection_struct *conn,
 641                                  const char *fname);
 642 NTSTATUS create_file_default(connection_struct *conn,
 643                              struct smb_request *req,
 644                              uint16_t root_dir_fid,
 645                              struct smb_filename * smb_fname,
 646                              uint32_t access_mask,
 647                              uint32_t share_access,
 648                              uint32_t create_disposition,
 649                              uint32_t create_options,
 650                              uint32_t file_attributes,
 651                              uint32_t oplock_request,
 652                              uint64_t allocation_size,
 653                              uint32_t private_flags,
 654                              struct security_descriptor *sd,
 655                              struct ea_list *ea_list,
 656
 657                              files_struct **result,
 658                              int *pinfo);
 659 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 660                                    struct smb_request *req,
 661                                    uint16_t root_dir_fid,
 662                                    const struct smb_filename *smb_fname,
 663                                    struct smb_filename **smb_fname_out);
 664
 665 /* The following definitions come from smbd/oplock.c  */
 666
 667 int32 get_number_of_exclusive_open_oplocks(void);
 668 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 669 bool set_file_oplock(files_struct *fsp, int oplock_type);
 670 void release_file_oplock(files_struct *fsp);
 671 bool remove_oplock(files_struct *fsp);
 672 bool downgrade_oplock(files_struct *fsp);
 673 bool should_notify_deferred_opens(void);
 674 void break_level2_to_none_async(files_struct *fsp);
 675 void reply_to_oplock_break_requests(files_struct *fsp);
 676 void contend_level2_oplocks_begin(files_struct *fsp,
 677                                   enum level2_contention_type type);
 678 void contend_level2_oplocks_end(files_struct *fsp,
 679                                 enum level2_contention_type type);
 680 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 681                                   enum level2_contention_type type);
 682 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 683                                 enum level2_contention_type type);
 684 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 685 void message_to_share_mode_entry(struct share_mode_entry *e, char *msg);
 686 bool init_oplocks(struct smbd_server_connection *sconn);
 687 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 688
 689 /* The following definitions come from smbd/oplock_irix.c  */
 690
 691 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 692
 693 /* The following definitions come from smbd/oplock_linux.c  */
 694
 695 void linux_set_lease_capability(void);
 696 int linux_set_lease_sighandler(int fd);
 697 int linux_setlease(int fd, int leasetype);
 698 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 699
 700 /* The following definitions come from smbd/password.c  */
 701
 702 user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 703                                    uint16 vuid);
 704 bool is_partial_auth_vuid(struct smbd_server_connection *sconn, uint16 vuid);
 705 user_struct *get_partial_auth_user_struct(struct smbd_server_connection *sconn,
 706                                           uint16 vuid);
 707 void invalidate_vuid(struct smbd_server_connection *sconn, uint16 vuid);
 708 void invalidate_all_vuids(struct smbd_server_connection *sconn);
 709 int register_initial_vuid(struct smbd_server_connection *sconn);
 710 int register_homes_share(const char *username);
 711 int register_existing_vuid(struct smbd_server_connection *sconn,
 712                         uint16 vuid,
 713                         struct auth_session_info *session_info,
 714                         DATA_BLOB response_blob);
 715
 716 /* The following definitions come from smbd/pipes.c  */
 717
 718 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 719                       struct files_struct **pfsp);
 720 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 721 void reply_pipe_write(struct smb_request *req);
 722 void reply_pipe_write_and_X(struct smb_request *req);
 723 void reply_pipe_read_and_X(struct smb_request *req);
 724
 725 /* The following definitions come from smbd/posix_acls.c  */
 726
 727 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 728 bool nt4_compatible_acls(void);
 729 uint32_t map_canon_ace_perms(int snum,
 730                                 enum security_ace_type *pacl_type,
 731                                 mode_t perms,
 732                                 bool directory_ace);
 733 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 734 bool current_user_in_group(connection_struct *conn, gid_t gid);
 735 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 736 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 737                            struct security_descriptor **ppdesc);
 738 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 739                           uint32_t security_info, struct security_descriptor **ppdesc);
 740 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 741 NTSTATUS append_parent_acl(files_struct *fsp,
 742                                 const struct security_descriptor *pcsd,
 743                                 struct security_descriptor **pp_new_sd);
 744 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 745 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 746 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 747 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 748                        const char *name, mode_t mode);
 749 int fchmod_acl(files_struct *fsp, mode_t mode);
 750 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 751                                 const SMB_STRUCT_STAT *psbuf,
 752                                 uint16 num_def_acls, const char *pdata);
 753 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 754 struct security_descriptor *get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname);
 755 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 756                                         const char *name,
 757                                         SMB_STRUCT_STAT *psbuf,
 758                                         struct security_descriptor **ppdesc);
 759
 760 /* The following definitions come from smbd/process.c  */
 761
 762 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 763 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 764 bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer,
 765                   bool no_signing, uint32_t seqnum,
 766                   bool do_encrypt,
 767                   struct smb_perfcount_data *pcd);
 768 int srv_set_message(char *buf,
 769                         int num_words,
 770                         int num_bytes,
 771                         bool zero);
 772 void remove_deferred_open_message_smb(struct smbd_server_connection *sconn,
 773                                       uint64_t mid);
 774 void schedule_deferred_open_message_smb(struct smbd_server_connection *sconn,
 775                                         uint64_t mid);
 776 bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid);
 777 bool get_deferred_open_message_state(struct smb_request *smbreq,
 778                                 struct timeval *p_request_time,
 779                                 void **pp_state);
 780 bool push_deferred_open_message_smb(struct smb_request *req,
 781                                 struct timeval request_time,
 782                                 struct timeval timeout,
 783                                 struct file_id id,
 784                                 char *private_data,
 785                                 size_t priv_len);
 786 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 787 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 788 void smb_request_done(struct smb_request *req);
 789 const char *smb_fn_name(int type);
 790 void add_to_common_flags2(uint32 v);
 791 void remove_from_common_flags2(uint32 v);
 792 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 793 bool smb1_is_chain(const uint8_t *buf);
 794 bool smb1_walk_chain(const uint8_t *buf,
 795                      bool (*fn)(uint8_t cmd,
 796                                 uint8_t wct, const uint16_t *vwv,
 797                                 uint16_t num_bytes, const uint8_t *bytes,
 798                                 void *private_data),
 799                      void *private_data);
 800 unsigned smb1_chain_length(const uint8_t *buf);
 801 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 802                       struct smbd_server_connection *sconn,
 803                       bool encrypted, uint32_t seqnum,
 804                       struct smb_request ***reqs, unsigned *num_reqs);
 805 bool req_is_in_chain(struct smb_request *req);
 806 void smbd_process(struct tevent_context *ev_ctx,
 807                   struct smbd_server_connection *sconn);
 808 bool fork_echo_handler(struct smbd_server_connection *sconn);
 809
 810 /* The following definitions come from smbd/quotas.c  */
 811
 812 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 813 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 814 bool disk_quotas(const char *path,
 815                 uint64_t *bsize,
 816                 uint64_t *dfree,
 817                 uint64_t *dsize);
 818 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 819 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 820 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 821 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 822 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 823 bool disk_quotas(const char *path,uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 824
 825 /* The following definitions come from smbd/reply.c  */
 826
 827 NTSTATUS check_path_syntax(char *path);
 828 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 829 NTSTATUS check_path_syntax_posix(char *path);
 830 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 831                         const char *inbuf,
 832                         uint16 smb_flags2,
 833                         char **pp_dest,
 834                         const char *src,
 835                         size_t src_len,
 836                         int flags,
 837                         NTSTATUS *err,
 838                         bool *contains_wcard);
 839 size_t srvstr_get_path(TALLOC_CTX *ctx,
 840                         const char *inbuf,
 841                         uint16 smb_flags2,
 842                         char **pp_dest,
 843                         const char *src,
 844                         size_t src_len,
 845                         int flags,
 846                         NTSTATUS *err);
 847 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 848                                  char **pp_dest, const char *src, int flags,
 849                                  NTSTATUS *err, bool *contains_wcard);
 850 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 851                            char **pp_dest, const char *src, int flags,
 852                            NTSTATUS *err);
 853 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 854                     files_struct *fsp);
 855 bool check_fsp(connection_struct *conn, struct smb_request *req,
 856                files_struct *fsp);
 857 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 858                               files_struct *fsp);
 859 void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len);
 860 void reply_tcon(struct smb_request *req);
 861 void reply_tcon_and_X(struct smb_request *req);
 862 void reply_unknown_new(struct smb_request *req, uint8 type);
 863 void reply_ioctl(struct smb_request *req);
 864 void reply_checkpath(struct smb_request *req);
 865 void reply_getatr(struct smb_request *req);
 866 void reply_setatr(struct smb_request *req);
 867 void reply_dskattr(struct smb_request *req);
 868 void reply_search(struct smb_request *req);
 869 void reply_fclose(struct smb_request *req);
 870 void reply_open(struct smb_request *req);
 871 void reply_open_and_X(struct smb_request *req);
 872 void reply_ulogoffX(struct smb_request *req);
 873 void reply_mknew(struct smb_request *req);
 874 void reply_ctemp(struct smb_request *req);
 875 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 876                           uint32 dirtype, struct smb_filename *smb_fname,
 877                           bool has_wild);
 878 void reply_unlink(struct smb_request *req);
 879 ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread);
 880 void sendfile_short_send(files_struct *fsp,
 881                                 ssize_t nread,
 882                                 size_t headersize,
 883                                 size_t smb_maxcnt);
 884 void reply_readbraw(struct smb_request *req);
 885 void reply_lockread(struct smb_request *req);
 886 void reply_read(struct smb_request *req);
 887 void reply_read_and_X(struct smb_request *req);
 888 void error_to_writebrawerr(struct smb_request *req);
 889 void reply_writebraw(struct smb_request *req);
 890 void reply_writeunlock(struct smb_request *req);
 891 void reply_write(struct smb_request *req);
 892 bool is_valid_writeX_buffer(struct smbd_server_connection *sconn,
 893                             const uint8_t *inbuf);
 894 void reply_write_and_X(struct smb_request *req);
 895 void reply_lseek(struct smb_request *req);
 896 void reply_flush(struct smb_request *req);
 897 void reply_exit(struct smb_request *req);
 898 void reply_close(struct smb_request *req);
 899 void reply_writeclose(struct smb_request *req);
 900 void reply_lock(struct smb_request *req);
 901 void reply_unlock(struct smb_request *req);
 902 void reply_tdis(struct smb_request *req);
 903 void reply_echo(struct smb_request *req);
 904 void reply_printopen(struct smb_request *req);
 905 void reply_printclose(struct smb_request *req);
 906 void reply_printqueue(struct smb_request *req);
 907 void reply_printwrite(struct smb_request *req);
 908 void reply_mkdir(struct smb_request *req);
 909 void reply_rmdir(struct smb_request *req);
 910 NTSTATUS rename_internals_fsp(connection_struct *conn,
 911                         files_struct *fsp,
 912                         const struct smb_filename *smb_fname_dst_in,
 913                         uint32 attrs,
 914                         bool replace_if_exists);
 915 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 916                         connection_struct *conn,
 917                         struct smb_request *req,
 918                         struct smb_filename *smb_fname_src,
 919                         struct smb_filename *smb_fname_dst,
 920                         uint32 attrs,
 921                         bool replace_if_exists,
 922                         bool src_has_wild,
 923                         bool dest_has_wild,
 924                         uint32_t access_mask);
 925 void reply_mv(struct smb_request *req);
 926 NTSTATUS copy_file(TALLOC_CTX *ctx,
 927                         connection_struct *conn,
 928                         struct smb_filename *smb_fname_src,
 929                         struct smb_filename *smb_fname_dst,
 930                         int ofun,
 931                         int count,
 932                         bool target_is_directory);
 933 void reply_copy(struct smb_request *req);
 934 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 935                     bool large_file_format);
 936 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 937                         bool large_file_format);
 938 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 939                          bool large_file_format, bool *err);
 940 void reply_lockingX(struct smb_request *req);
 941 void reply_readbmpx(struct smb_request *req);
 942 void reply_readbs(struct smb_request *req);
 943 void reply_setattrE(struct smb_request *req);
 944 void reply_writebmpx(struct smb_request *req);
 945 void reply_writebs(struct smb_request *req);
 946 void reply_getattrE(struct smb_request *req);
 947
 948 /* The following definitions come from smbd/seal.c  */
 949
 950 bool is_encrypted_packet(struct smbd_server_connection *sconn,
 951                          const uint8_t *inbuf);
 952 void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf);
 953 NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf);
 954 NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf,
 955                             char **buf_out);
 956 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 957                                         unsigned char **ppdata,
 958                                         size_t *p_data_size,
 959                                         unsigned char **pparam,
 960                                         size_t *p_param_size);
 961 NTSTATUS srv_encryption_start(connection_struct *conn);
 962 void server_encryption_shutdown(struct smbd_server_connection *sconn);
 963
 964 /* The following definitions come from smbd/sec_ctx.c  */
 965
 966 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 967 bool push_sec_ctx(void);
 968 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 969 void set_root_sec_ctx(void);
 970 bool pop_sec_ctx(void);
 971 void init_sec_ctx(void);
 972
 973 /* The following definitions come from smbd/server.c  */
 974
 975 struct memcache *smbd_memcache(void);
 976 void delete_and_reload_printers(struct tevent_context *ev,
 977                                 struct messaging_context *msg_ctx);
 978 bool reload_services(struct smbd_server_connection *sconn,
 979                      bool (*snumused) (struct smbd_server_connection *, int),
 980                      bool test);
 981 void exit_server(const char *const explanation);
 982 void exit_server_cleanly(const char *const explanation);
 983 NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx,
 984                                     uint32_t msg_type, DATA_BLOB* data);
 985
 986 /* The following definitions come from smbd/service.c  */
 987
 988 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 989 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 990 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
 991 void load_registry_shares(void);
 992 int add_home_service(const char *service, const char *username, const char *homedir);
 993 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
 994 struct smbd_smb2_tcon;
 995 connection_struct *make_connection_smb2(struct smbd_server_connection *sconn,
 996                                         struct smbd_smb2_tcon *tcon,
 997                                         user_struct *vuser,
 998                                         const char *pdev,
 999                                         NTSTATUS *pstatus);
1000 connection_struct *make_connection(struct smbd_server_connection *sconn,
1001                                    const char *service_in,
1002                                    const char *pdev, uint16 vuid,
1003                                    NTSTATUS *status);
1004 void close_cnum(connection_struct *conn, uint16 vuid);
1005
1006 /* The following definitions come from smbd/session.c  */
1007 struct sessionid;
1008 bool session_init(void);
1009 bool session_claim(struct smbd_server_connection *sconn, user_struct *vuser);
1010 void session_yield(user_struct *vuser);
1011 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1012
1013 /* The following definitions come from smbd/sesssetup.c  */
1014
1015 void reply_sesssetup_and_X(struct smb_request *req);
1016
1017 /* The following definitions come from smbd/share_access.c  */
1018
1019 bool token_contains_name_in_list(const char *username,
1020                                  const char *domain,
1021                                  const char *sharename,
1022                                  const struct security_token *token,
1023                                  const char **list);
1024 bool user_ok_token(const char *username, const char *domain,
1025                    const struct security_token *token, int snum);
1026 bool is_share_read_only_for_token(const char *username,
1027                                   const char *domain,
1028                                   const struct security_token *token,
1029                                   connection_struct *conn);
1030
1031 /* The following definitions come from smbd/srvstr.c  */
1032
1033 size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1034                       const char *src, int dest_len, int flags);
1035 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1036
1037 /* The following definitions come from smbd/statcache.c  */
1038
1039 void stat_cache_add( const char *full_orig_name,
1040                 char *translated_path,
1041                 bool case_sensitive);
1042 bool stat_cache_lookup(connection_struct *conn,
1043                         bool posix_paths,
1044                         char **pp_name,
1045                         char **pp_dirpath,
1046                         char **pp_start,
1047                         SMB_STRUCT_STAT *pst);
1048 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1049                                     const char *name);
1050 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1051                                     const char *name);
1052 void stat_cache_delete(const char *name);
1053 #if BUILD_TDB2
1054 struct tdb_data;
1055 unsigned int fast_string_hash(struct tdb_data *key);
1056 #else
1057 struct TDB_DATA;
1058 unsigned int fast_string_hash(struct TDB_DATA *key);
1059 #endif
1060 bool reset_stat_cache( void );
1061
1062 /* The following definitions come from smbd/statvfs.c  */
1063
1064 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1065
1066 /* The following definitions come from smbd/trans2.c  */
1067
1068 NTSTATUS check_access(connection_struct *conn,
1069                                 files_struct *fsp,
1070                                 const struct smb_filename *smb_fname,
1071                                 uint32_t access_mask);
1072 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1073 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1074 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1075                       files_struct *fsp, const char *fname,
1076                       const char *ea_name, struct ea_struct *pea);
1077 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1078                                 files_struct *fsp, const char *fname,
1079                                 char ***pnames, size_t *pnum_names);
1080 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1081                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1082 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1083 void send_trans2_replies(connection_struct *conn,
1084                         struct smb_request *req,
1085                          const char *params,
1086                          int paramsize,
1087                          const char *pdata,
1088                          int datasize,
1089                          int max_data_bytes);
1090 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1091 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1092                 connection_struct *conn,
1093                 struct smb_request *req,
1094                 bool overwrite_if_exists,
1095                 const struct smb_filename *smb_fname_old,
1096                 struct smb_filename *smb_fname_new);
1097 NTSTATUS smb_set_file_time(connection_struct *conn,
1098                            files_struct *fsp,
1099                            const struct smb_filename *smb_fname,
1100                            struct smb_file_time *ft,
1101                            bool setting_write_time);
1102 void reply_findclose(struct smb_request *req);
1103 void reply_findnclose(struct smb_request *req);
1104 void reply_trans2(struct smb_request *req);
1105 void reply_transs2(struct smb_request *req);
1106
1107 /* The following definitions come from smbd/uid.c  */
1108
1109 bool change_to_guest(void);
1110 bool change_to_user(connection_struct *conn, uint16 vuid);
1111 bool change_to_root_user(void);
1112 bool smbd_change_to_root_user(void);
1113 bool become_authenticated_pipe_user(struct auth_session_info *session_info);
1114 bool unbecome_authenticated_pipe_user(void);
1115 void become_root(void);
1116 void unbecome_root(void);
1117 void smbd_become_root(void);
1118 void smbd_unbecome_root(void);
1119 bool become_user(connection_struct *conn, uint16 vuid);
1120 bool become_user_by_session(connection_struct *conn,
1121                             const struct auth_session_info *session_info);
1122 bool unbecome_user(void);
1123 uid_t get_current_uid(connection_struct *conn);
1124 gid_t get_current_gid(connection_struct *conn);
1125 const struct security_unix_token *get_current_utok(connection_struct *conn);
1126 const struct security_token *get_current_nttok(connection_struct *conn);
1127 uint16_t get_current_vuid(connection_struct *conn);
1128
1129 /* The following definitions come from smbd/utmp.c  */
1130
1131 void sys_utmp_claim(const char *username, const char *hostname,
1132                         const char *ip_addr_str,
1133                         const char *id_str, int id_num);
1134 void sys_utmp_yield(const char *username, const char *hostname,
1135                         const char *ip_addr_str,
1136                         const char *id_str, int id_num);
1137 void sys_utmp_yield(const char *username, const char *hostname,
1138                         const char *ip_addr_str,
1139                         const char *id_str, int id_num);
1140 void sys_utmp_claim(const char *username, const char *hostname,
1141                         const char *ip_addr_str,
1142                         const char *id_str, int id_num);
1143
1144 /* The following definitions come from smbd/vfs.c  */
1145
1146 NTSTATUS smb_register_vfs(int version, const char *name,
1147                           const struct vfs_fn_pointers *fns);
1148 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1149 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
1150                                    files_struct *fsp, size_t ext_size,
1151                                    void (*destroy_fn)(void *p_data));
1152 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1153 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1154 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
1155 bool smbd_vfs_init(connection_struct *conn);
1156 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1157 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1158 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
1159                 size_t byte_count, off_t offset);
1160 ssize_t vfs_write_data(struct smb_request *req,
1161                         files_struct *fsp,
1162                         const char *buffer,
1163                         size_t N);
1164 ssize_t vfs_pwrite_data(struct smb_request *req,
1165                         files_struct *fsp,
1166                         const char *buffer,
1167                         size_t N,
1168                         off_t offset);
1169 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1170 int vfs_set_filelen(files_struct *fsp, off_t len);
1171 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1172 int vfs_fill_sparse(files_struct *fsp, off_t len);
1173 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1174 const char *vfs_readdirname(connection_struct *conn, void *p,
1175                             SMB_STRUCT_STAT *sbuf, char **talloced);
1176 int vfs_ChDir(connection_struct *conn, const char *path);
1177 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1178 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1179 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1180                         const char *fname,
1181                         struct smb_request *smbreq);
1182 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1183                        SMB_STRUCT_STAT *psbuf);
1184 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1185                         SMB_STRUCT_STAT *psbuf);
1186 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1187 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1188 NTSTATUS vfs_streaminfo(connection_struct *conn,
1189                         struct files_struct *fsp,
1190                         const char *fname,
1191                         TALLOC_CTX *mem_ctx,
1192                         unsigned int *num_streams,
1193                         struct stream_struct **streams);
1194
1195 /* The following definitions come from smbd/avahi_register.c */
1196
1197 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1198                            uint16_t port);
1199
1200 #endif /* _SMBD_PROTO_H_ */