source3/smbd/proto.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Main SMB server routines
   4  *
   5  *  Copyright (C) Andrew Tridgell                       1992-2002,2006
   6  *  Copyright (C) Jeremy Allison                        1992-2010
   7  *  Copyright (C) Volker Lendecke                       1993-2009
   8  *  Copyright (C) John H Terpstra                       1995-1998
   9  *  Copyright (C) Luke Kenneth Casson Leighton          1996-1998
  10  *  Copyright (C) Paul Ashton                           1997-1998
  11  *  Copyright (C) Tim Potter                            1999-2000
  12  *  Copyright (C) T.D.Lee@durham.ac.uk                  1999
  13  *  Copyright (C) Ying Chen                             2000
  14  *  Copyright (C) Shirish Kalele                        2000
  15  *  Copyright (C) Andrew Bartlett                       2001-2003
  16  *  Copyright (C) Alexander Bokovoy                     2002,2005
  17  *  Copyright (C) Simo Sorce                            2001-2002,2009
  18  *  Copyright (C) Andreas Gruenbacher                   2002
  19  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>       2002
  20  *  Copyright (C) Martin Pool                           2002
  21  *  Copyright (C) Luke Howard                           2003
  22  *  Copyright (C) Stefan (metze) Metzmacher             2003,2009
  23  *  Copyright (C) Steve French                          2005
  24  *  Copyright (C) Gerald (Jerry) Carter                 2006
  25  *  Copyright (C) James Peach                           2006-2007
  26  *  Copyright (C) Jelmer Vernooij                       2002-2003
  27  *  Copyright (C) Michael Adam                          2007
  28  *  Copyright (C) Rishi Srivatsavai                     2007
  29  *  Copyright (C) Tim Prouty                            2009
  30  *  Copyright (C) Gregor Beck                           2011
  31  *
  32  *  This program is free software; you can redistribute it and/or modify
  33  *  it under the terms of the GNU General Public License as published by
  34  *  the Free Software Foundation; either version 3 of the License, or
  35  *  (at your option) any later version.
  36  *
  37  *  This program is distributed in the hope that it will be useful,
  38  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  39  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  40  *  GNU General Public License for more details.
  41  *
  42  *  You should have received a copy of the GNU General Public License
  43  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  44  */
  45
  46 #ifndef _SMBD_PROTO_H_
  47 #define _SMBD_PROTO_H_
  48
  49 /* The following definitions come from smbd/signing.c  */
  50
  51 bool srv_check_sign_mac(struct smbd_server_connection *conn,
  52                         const char *inbuf, uint32_t *seqnum, bool trusted_channel);
  53 void srv_calculate_sign_mac(struct smbd_server_connection *conn,
  54                             char *outbuf, uint32_t seqnum);
  55 void srv_cancel_sign_response(struct smbd_server_connection *conn);
  56 bool srv_init_signing(struct smbd_server_connection *conn);
  57 void srv_set_signing_negotiated(struct smbd_server_connection *conn,
  58                                 bool allowed, bool mandatory);
  59 bool srv_is_signing_active(struct smbd_server_connection *conn);
  60 bool srv_is_signing_negotiated(struct smbd_server_connection *conn);
  61 void srv_set_signing(struct smbd_server_connection *conn,
  62                      const DATA_BLOB user_session_key,
  63                      const DATA_BLOB response);
  64
  65 /* The following definitions come from smbd/aio.c  */
  66
  67 struct aio_extra;
  68 bool aio_write_through_requested(struct aio_extra *aio_ex);
  69 NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
  70                              struct smb_request *req,
  71                              files_struct *fsp, off_t startpos,
  72                              size_t smb_maxcnt);
  73 NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
  74                               struct smb_request *req,
  75                               files_struct *fsp, const char *data,
  76                               off_t startpos,
  77                               size_t numtowrite);
  78 NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
  79                                 struct smb_request *smbreq,
  80                                 files_struct *fsp,
  81                                 TALLOC_CTX *ctx,
  82                                 DATA_BLOB *preadbuf,
  83                                 off_t startpos,
  84                                 size_t smb_maxcnt);
  85 NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
  86                                 struct smb_request *smbreq,
  87                                 files_struct *fsp,
  88                                 uint64_t in_offset,
  89                                 DATA_BLOB in_data,
  90                                 bool write_through);
  91 bool cancel_smb2_aio(struct smb_request *smbreq);
  92
  93 /* The following definitions come from smbd/blocking.c  */
  94
  95 void brl_timeout_fn(struct event_context *event_ctx,
  96                 struct timed_event *te,
  97                 struct timeval now,
  98                 void *private_data);
  99 struct timeval timeval_brl_min(const struct timeval *tv1,
 100                         const struct timeval *tv2);
 101 void process_blocking_lock_queue(struct smbd_server_connection *sconn);
 102 bool push_blocking_lock_request( struct byte_range_lock *br_lck,
 103                 struct smb_request *req,
 104                 files_struct *fsp,
 105                 int lock_timeout,
 106                 int lock_num,
 107                 uint64_t smblctx,
 108                 enum brl_type lock_type,
 109                 enum brl_flavour lock_flav,
 110                 uint64_t offset,
 111                 uint64_t count,
 112                 uint64_t blocking_smblctx);
 113 void smbd_cancel_pending_lock_requests_by_fid(files_struct *fsp,
 114                         struct byte_range_lock *br_lck,
 115                         enum file_close_type close_type);
 116 void cancel_pending_lock_requests_by_fid(files_struct *fsp,
 117                         struct byte_range_lock *br_lck,
 118                         enum file_close_type close_type);
 119 void remove_pending_lock_requests_by_mid_smb1(
 120         struct smbd_server_connection *sconn, uint64_t mid);
 121 bool blocking_lock_was_deferred_smb1(
 122         struct smbd_server_connection *sconn, uint64_t mid);
 123 struct blocking_lock_record *blocking_lock_cancel_smb1(files_struct *fsp,
 124                         uint64_t smblctx,
 125                         uint64_t offset,
 126                         uint64_t count,
 127                         enum brl_flavour lock_flav,
 128                         unsigned char locktype,
 129                         NTSTATUS err);
 130
 131 /* The following definitions come from smbd/close.c  */
 132
 133 void set_close_write_time(struct files_struct *fsp, struct timespec ts);
 134 NTSTATUS close_file(struct smb_request *req, files_struct *fsp,
 135                     enum file_close_type close_type);
 136 void msg_close_file(struct messaging_context *msg_ctx,
 137                     void *private_data,
 138                     uint32_t msg_type,
 139                     struct server_id server_id,
 140                     DATA_BLOB *data);
 141 NTSTATUS delete_all_streams(connection_struct *conn, const char *fname);
 142 bool recursive_rmdir(TALLOC_CTX *ctx,
 143                      connection_struct *conn,
 144                      struct smb_filename *smb_dname);
 145
 146 /* The following definitions come from smbd/conn.c  */
 147
 148 int conn_num_open(struct smbd_server_connection *sconn);
 149 bool conn_snum_used(struct smbd_server_connection *sconn, int snum);
 150 connection_struct *conn_new(struct smbd_server_connection *sconn);
 151 bool conn_idle_all(struct smbd_server_connection *sconn, time_t t);
 152 void conn_clear_vuid_caches(struct smbd_server_connection *sconn, uint64_t vuid);
 153 void conn_free(connection_struct *conn);
 154 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename);
 155 void msg_force_tdis(struct messaging_context *msg,
 156                     void *private_data,
 157                     uint32_t msg_type,
 158                     struct server_id server_id,
 159                     DATA_BLOB *data);
 160
 161 /* The following definitions come from smbd/connection.c  */
 162
 163 bool yield_connection(connection_struct *conn, const char *name);
 164 int count_current_connections(const char *sharename, bool verify);
 165 bool connections_snum_used(struct smbd_server_connection *unused, int snum);
 166 bool claim_connection(connection_struct *conn, const char *name);
 167
 168 /* The following definitions come from smbd/dfree.c  */
 169
 170 void disk_norm(bool small_query, uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 171 uint64_t sys_disk_free(connection_struct *conn, const char *path, bool small_query,
 172                               uint64_t *bsize,uint64_t *dfree,uint64_t *dsize);
 173 uint64_t get_dfree_info(connection_struct *conn,
 174                         const char *path,
 175                         bool small_query,
 176                         uint64_t *bsize,
 177                         uint64_t *dfree,
 178                         uint64_t *dsize);
 179
 180 /* The following definitions come from smbd/dir.c  */
 181
 182 bool make_dir_struct(TALLOC_CTX *ctx,
 183                         char *buf,
 184                         const char *mask,
 185                         const char *fname,
 186                         off_t size,
 187                         uint32 mode,
 188                         time_t date,
 189                         bool uc);
 190 bool init_dptrs(struct smbd_server_connection *sconn);
 191 const char *dptr_path(struct smbd_server_connection *sconn, int key);
 192 const char *dptr_wcard(struct smbd_server_connection *sconn, int key);
 193 uint16 dptr_attr(struct smbd_server_connection *sconn, int key);
 194 void dptr_close(struct smbd_server_connection *sconn, int *key);
 195 void dptr_closecnum(connection_struct *conn);
 196 void dptr_idlecnum(connection_struct *conn);
 197 void dptr_closepath(struct smbd_server_connection *sconn,
 198                     char *path,uint16 spid);
 199 NTSTATUS dptr_create(connection_struct *conn,
 200                 struct smb_request *req,
 201                 files_struct *fsp,
 202                 const char *path, bool old_handle, bool expect_close,uint16 spid,
 203                 const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret);
 204 void dptr_CloseDir(files_struct *fsp);
 205 void dptr_SeekDir(struct dptr_struct *dptr, long offset);
 206 long dptr_TellDir(struct dptr_struct *dptr);
 207 bool dptr_has_wild(struct dptr_struct *dptr);
 208 int dptr_dnum(struct dptr_struct *dptr);
 209 bool dptr_get_priv(struct dptr_struct *dptr);
 210 void dptr_set_priv(struct dptr_struct *dptr);
 211 char *dptr_ReadDirName(TALLOC_CTX *ctx,
 212                         struct dptr_struct *dptr,
 213                         long *poffset,
 214                         SMB_STRUCT_STAT *pst);
 215 bool dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, SMB_STRUCT_STAT *pst);
 216 void dptr_DirCacheAdd(struct dptr_struct *dptr, const char *name, long offset);
 217 void dptr_init_search_op(struct dptr_struct *dptr);
 218 bool dptr_fill(struct smbd_server_connection *sconn,
 219                char *buf1,unsigned int key);
 220 struct dptr_struct *dptr_fetch(struct smbd_server_connection *sconn,
 221                                char *buf,int *num);
 222 struct dptr_struct *dptr_fetch_lanman2(struct smbd_server_connection *sconn,
 223                                        int dptr_num);
 224 bool dir_check_ftype(connection_struct *conn, uint32 mode, uint32 dirtype);
 225 bool get_dir_entry(TALLOC_CTX *ctx,
 226                 struct dptr_struct *dirptr,
 227                 const char *mask,
 228                 uint32 dirtype,
 229                 char **pp_fname_out,
 230                 off_t *size,
 231                 uint32 *mode,
 232                 struct timespec *date,
 233                 bool check_descend,
 234                 bool ask_sharemode);
 235 bool is_visible_file(connection_struct *conn, const char *dir_path, const char *name, SMB_STRUCT_STAT *pst, bool use_veto);
 236 struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
 237                         const char *name, const char *mask, uint32 attr);
 238 const char *ReadDirName(struct smb_Dir *dirp, long *poffset,
 239                         SMB_STRUCT_STAT *sbuf, char **talloced);
 240 void RewindDir(struct smb_Dir *dirp, long *poffset);
 241 void SeekDir(struct smb_Dir *dirp, long offset);
 242 long TellDir(struct smb_Dir *dirp);
 243 void DirCacheAdd(struct smb_Dir *dirp, const char *name, long offset);
 244 bool SearchDir(struct smb_Dir *dirp, const char *name, long *poffset);
 245 NTSTATUS can_delete_directory(struct connection_struct *conn,
 246                                 const char *dirname);
 247
 248 /* The following definitions come from smbd/dmapi.c  */
 249
 250 const void *dmapi_get_current_session(void);
 251 bool dmapi_have_session(void);
 252 bool dmapi_new_session(void);
 253 bool dmapi_destroy_session(void);
 254 uint32 dmapi_file_flags(const char * const path);
 255
 256 /* The following definitions come from smbd/dnsregister.c  */
 257
 258 bool smbd_setup_mdns_registration(struct tevent_context *ev,
 259                                   TALLOC_CTX *mem_ctx,
 260                                   uint16_t port);
 261
 262 /* The following definitions come from smbd/dosmode.c  */
 263
 264 mode_t unix_mode(connection_struct *conn, int dosmode,
 265                  const struct smb_filename *smb_fname,
 266                  const char *inherit_from_dir);
 267 uint32 dos_mode_msdfs(connection_struct *conn,
 268                       const struct smb_filename *smb_fname);
 269 int dos_attributes_to_stat_dos_flags(uint32_t dosmode);
 270 uint32 dos_mode(connection_struct *conn, struct smb_filename *smb_fname);
 271 int file_set_dosmode(connection_struct *conn, struct smb_filename *smb_fname,
 272                      uint32 dosmode, const char *parent_dir, bool newfile);
 273 NTSTATUS file_set_sparse(connection_struct *conn,
 274                          struct files_struct *fsp,
 275                          bool sparse);
 276 int file_ntimes(connection_struct *conn, const struct smb_filename *smb_fname,
 277                 struct smb_file_time *ft);
 278 bool set_sticky_write_time_path(struct file_id fileid, struct timespec mtime);
 279 bool set_sticky_write_time_fsp(struct files_struct *fsp,
 280                                struct timespec mtime);
 281
 282 NTSTATUS set_create_timespec_ea(connection_struct *conn,
 283                                 const struct smb_filename *smb_fname,
 284                                 struct timespec create_time);
 285
 286 struct timespec get_create_timespec(connection_struct *conn,
 287                                 struct files_struct *fsp,
 288                                 const struct smb_filename *smb_fname);
 289
 290 struct timespec get_change_timespec(connection_struct *conn,
 291                                 struct files_struct *fsp,
 292                                 const struct smb_filename *smb_fname);
 293
 294 /* The following definitions come from smbd/error.c  */
 295
 296 bool use_nt_status(void);
 297 void error_packet_set(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 298 int error_packet(char *outbuf, uint8 eclass, uint32 ecode, NTSTATUS ntstatus, int line, const char *file);
 299 void reply_nt_error(struct smb_request *req, NTSTATUS ntstatus,
 300                     int line, const char *file);
 301 void reply_force_dos_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 302                     int line, const char *file);
 303 void reply_both_error(struct smb_request *req, uint8 eclass, uint32 ecode,
 304                       NTSTATUS status, int line, const char *file);
 305 void reply_openerror(struct smb_request *req, NTSTATUS status);
 306
 307 /* The following definitions come from smbd/file_access.c  */
 308
 309 bool can_delete_file_in_directory(connection_struct *conn,
 310                                   const struct smb_filename *smb_fname);
 311 bool can_write_to_file(connection_struct *conn,
 312                        const struct smb_filename *smb_fname);
 313 bool directory_has_default_acl(connection_struct *conn, const char *fname);
 314 NTSTATUS can_set_delete_on_close(files_struct *fsp, uint32 dosmode);
 315
 316 /* The following definitions come from smbd/fileio.c  */
 317
 318 ssize_t read_file(files_struct *fsp,char *data,off_t pos,size_t n);
 319 void update_write_time_handler(struct event_context *ctx,
 320                                       struct timed_event *te,
 321                                       struct timeval now,
 322                                       void *private_data);
 323 void trigger_write_time_update(struct files_struct *fsp);
 324 void trigger_write_time_update_immediate(struct files_struct *fsp);
 325 void mark_file_modified(files_struct *fsp);
 326 ssize_t write_file(struct smb_request *req,
 327                         files_struct *fsp,
 328                         const char *data,
 329                         off_t pos,
 330                         size_t n);
 331 void delete_write_cache(files_struct *fsp);
 332 void set_filelen_write_cache(files_struct *fsp, off_t file_size);
 333 ssize_t flush_write_cache(files_struct *fsp, enum flush_reason_enum reason);
 334 NTSTATUS sync_file(connection_struct *conn, files_struct *fsp, bool write_through);
 335 int fsp_stat(files_struct *fsp);
 336
 337 /* The following definitions come from smbd/filename.c  */
 338
 339 NTSTATUS unix_convert(TALLOC_CTX *ctx,
 340                       connection_struct *conn,
 341                       const char *orig_path,
 342                       struct smb_filename **smb_fname,
 343                       uint32_t ucf_flags);
 344 NTSTATUS check_veto_path(connection_struct *conn, const char *name);
 345 NTSTATUS check_name(connection_struct *conn, const char *name);
 346 int get_real_filename(connection_struct *conn, const char *path,
 347                       const char *name, TALLOC_CTX *mem_ctx,
 348                       char **found_name);
 349 NTSTATUS filename_convert(TALLOC_CTX *mem_ctx,
 350                         connection_struct *conn,
 351                         bool dfs_path,
 352                         const char *name_in,
 353                         uint32_t ucf_flags,
 354                         bool *ppath_contains_wcard,
 355                         struct smb_filename **pp_smb_fname);
 356 NTSTATUS filename_convert_with_privilege(TALLOC_CTX *mem_ctx,
 357                         connection_struct *conn,
 358                         struct smb_request *smbreq,
 359                         const char *name_in,
 360                         uint32_t ucf_flags,
 361                         bool *ppath_contains_wcard,
 362                         struct smb_filename **pp_smb_fname);
 363
 364 /* The following definitions come from smbd/files.c  */
 365
 366 NTSTATUS fsp_new(struct connection_struct *conn, TALLOC_CTX *mem_ctx,
 367                  files_struct **result);
 368 NTSTATUS file_new(struct smb_request *req, connection_struct *conn,
 369                   files_struct **result);
 370 void file_close_conn(connection_struct *conn);
 371 void file_close_pid(struct smbd_server_connection *sconn, uint16 smbpid,
 372                     uint64_t vuid);
 373 bool file_init_global(void);
 374 bool file_init(struct smbd_server_connection *sconn);
 375 void file_close_user(struct smbd_server_connection *sconn, uint64_t vuid);
 376 struct files_struct *files_forall(
 377         struct smbd_server_connection *sconn,
 378         struct files_struct *(*fn)(struct files_struct *fsp,
 379                                    void *private_data),
 380         void *private_data);
 381 files_struct *file_find_fd(struct smbd_server_connection *sconn, int fd);
 382 files_struct *file_find_dif(struct smbd_server_connection *sconn,
 383                             struct file_id id, unsigned long gen_id);
 384 files_struct *file_find_di_first(struct smbd_server_connection *sconn,
 385                                  struct file_id id);
 386 files_struct *file_find_di_next(files_struct *start_fsp);
 387 bool file_find_subpath(files_struct *dir_fsp);
 388 void file_sync_all(connection_struct *conn);
 389 void fsp_free(files_struct *fsp);
 390 void file_free(struct smb_request *req, files_struct *fsp);
 391 files_struct *file_fsp(struct smb_request *req, uint16 fid);
 392 struct files_struct *file_fsp_smb2(struct smbd_smb2_request *smb2req,
 393                                    uint64_t persistent_id,
 394                                    uint64_t volatile_id);
 395 NTSTATUS dup_file_fsp(struct smb_request *req, files_struct *from,
 396                       uint32 access_mask, uint32 share_access,
 397                       uint32 create_options, files_struct *to);
 398 NTSTATUS file_name_hash(connection_struct *conn,
 399                         const char *name, uint32_t *p_name_hash);
 400 NTSTATUS fsp_set_smb_fname(struct files_struct *fsp,
 401                            const struct smb_filename *smb_fname_in);
 402
 403 /* The following definitions come from smbd/ipc.c  */
 404
 405 NTSTATUS nt_status_np_pipe(NTSTATUS status);
 406 void send_trans_reply(connection_struct *conn,
 407                       struct smb_request *req,
 408                       char *rparam, int rparam_len,
 409                       char *rdata, int rdata_len,
 410                       bool buffer_too_large);
 411 void reply_trans(struct smb_request *req);
 412 void reply_transs(struct smb_request *req);
 413
 414 /* The following definitions come from smbd/lanman.c  */
 415
 416 void api_reply(connection_struct *conn, uint64_t vuid,
 417                struct smb_request *req,
 418                char *data, char *params,
 419                int tdscnt, int tpscnt,
 420                int mdrcnt, int mprcnt);
 421
 422 /* The following definitions come from smbd/mangle.c  */
 423
 424 void mangle_reset_cache(void);
 425 void mangle_change_to_posix(void);
 426 bool mangle_is_mangled(const char *s, const struct share_params *p);
 427 bool mangle_is_8_3(const char *fname, bool check_case,
 428                    const struct share_params *p);
 429 bool mangle_is_8_3_wildcards(const char *fname, bool check_case,
 430                              const struct share_params *p);
 431 bool mangle_must_mangle(const char *fname,
 432                    const struct share_params *p);
 433 bool mangle_lookup_name_from_8_3(TALLOC_CTX *ctx,
 434                         const char *in,
 435                         char **out, /* talloced on the given context. */
 436                         const struct share_params *p);
 437 bool name_to_8_3(const char *in,
 438                 char out[13],
 439                 bool cache83,
 440                 const struct share_params *p);
 441
 442 /* The following definitions come from smbd/mangle_hash.c  */
 443
 444 const struct mangle_fns *mangle_hash_init(void);
 445
 446 /* The following definitions come from smbd/mangle_hash2.c  */
 447
 448 const struct mangle_fns *mangle_hash2_init(void);
 449 const struct mangle_fns *posix_mangle_init(void);
 450
 451 /* The following definitions come from smbd/message.c  */
 452
 453 void reply_sends(struct smb_request *req);
 454 void reply_sendstrt(struct smb_request *req);
 455 void reply_sendtxt(struct smb_request *req);
 456 void reply_sendend(struct smb_request *req);
 457
 458 /* The following definitions come from smbd/msdfs.c  */
 459
 460 bool is_msdfs_link(connection_struct *conn,
 461                 const char *path,
 462                 SMB_STRUCT_STAT *sbufp);
 463 struct junction_map;
 464 NTSTATUS get_referred_path(TALLOC_CTX *ctx,
 465                         const char *dfs_path,
 466                         bool allow_broken_path,
 467                         struct junction_map *jucn,
 468                         int *consumedcntp,
 469                         bool *self_referralp);
 470 int setup_dfs_referral(connection_struct *orig_conn,
 471                         const char *dfs_path,
 472                         int max_referral_level,
 473                         char **ppdata, NTSTATUS *pstatus);
 474 bool create_junction(TALLOC_CTX *ctx,
 475                 const char *dfs_path,
 476                 bool allow_broken_path,
 477                 struct junction_map *jucn);
 478 bool create_msdfs_link(const struct junction_map *jucn);
 479 bool remove_msdfs_link(const struct junction_map *jucn);
 480 struct junction_map *enum_msdfs_links(TALLOC_CTX *ctx, size_t *p_num_jn);
 481 NTSTATUS resolve_dfspath_wcard(TALLOC_CTX *ctx,
 482                                 connection_struct *conn,
 483                                 bool dfs_pathnames,
 484                                 const char *name_in,
 485                                 bool allow_wcards,
 486                                 bool allow_broken_path,
 487                                 char **pp_name_out,
 488                                 bool *ppath_contains_wcard);
 489 NTSTATUS create_conn_struct(TALLOC_CTX *ctx,
 490                             struct tevent_context *ev,
 491                             struct messaging_context *msg,
 492                             connection_struct **pconn,
 493                             int snum,
 494                             const char *path,
 495                             const struct auth_session_info *session_info,
 496                             char **poldcwd);
 497
 498 /* The following definitions come from smbd/negprot.c  */
 499
 500 void reply_negprot(struct smb_request *req);
 501
 502 /* The following definitions come from smbd/notify.c  */
 503
 504 bool change_notify_fsp_has_changes(struct files_struct *fsp);
 505 void change_notify_reply(struct smb_request *req,
 506                          NTSTATUS error_code,
 507                          uint32_t max_param,
 508                          struct notify_change_buf *notify_buf,
 509                          void (*reply_fn)(struct smb_request *req,
 510                                           NTSTATUS error_code,
 511                                           uint8_t *buf, size_t len));
 512 NTSTATUS change_notify_create(struct files_struct *fsp, uint32 filter,
 513                               bool recursive);
 514 NTSTATUS change_notify_add_request(struct smb_request *req,
 515                                 uint32 max_param,
 516                                 uint32 filter, bool recursive,
 517                                 struct files_struct *fsp,
 518                                 void (*reply_fn)(struct smb_request *req,
 519                                         NTSTATUS error_code,
 520                                         uint8_t *buf, size_t len));
 521 void remove_pending_change_notify_requests_by_mid(
 522         struct smbd_server_connection *sconn, uint64_t mid);
 523 void remove_pending_change_notify_requests_by_fid(files_struct *fsp,
 524                                                   NTSTATUS status);
 525 void notify_fname(connection_struct *conn, uint32 action, uint32 filter,
 526                   const char *path);
 527 char *notify_filter_string(TALLOC_CTX *mem_ctx, uint32 filter);
 528 struct sys_notify_context *sys_notify_context_create(TALLOC_CTX *mem_ctx,
 529                                                      struct event_context *ev);
 530
 531 /* The following definitions come from smbd/notify_inotify.c  */
 532
 533 NTSTATUS inotify_watch(struct sys_notify_context *ctx,
 534                        const char *path,
 535                        uint32_t *filter,
 536                        uint32_t *subdir_filter,
 537                        void (*callback)(struct sys_notify_context *ctx,
 538                                         void *private_data,
 539                                         struct notify_event *ev),
 540                        void *private_data,
 541                        void *handle_p);
 542
 543 /* The following definitions come from smbd/notify_internal.c  */
 544
 545 struct notify_context *notify_init(TALLOC_CTX *mem_ctx,
 546                                    struct messaging_context *messaging_ctx,
 547                                    struct event_context *ev);
 548 NTSTATUS notify_add(struct notify_context *notify,
 549                     const char *path, uint32_t filter, uint32_t subdir_filter,
 550                     void (*callback)(void *, const struct notify_event *),
 551                     void *private_data);
 552 NTSTATUS notify_remove(struct notify_context *notify, void *private_data);
 553 void notify_trigger(struct notify_context *notify,
 554                     uint32_t action, uint32_t filter, const char *path);
 555 void notify_walk_idx(struct notify_context *notify,
 556                      void (*fn)(const char *path,
 557                                 uint32_t *vnns, size_t num_vnns,
 558                                 void *private_data),
 559                      void *private_data);
 560 void notify_walk(struct notify_context *notify,
 561                  void (*fn)(const char *path,
 562                             struct notify_db_entry *entries,
 563                             size_t num_entries,
 564                             time_t deleted_time, void *private_data),
 565                  void *private_data);
 566 void notify_cleanup(struct notify_context *notify);
 567
 568 struct tevent_req *notify_cluster_proxy_send(
 569         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
 570         struct notify_context *notify);
 571 int notify_cluster_proxy_recv(struct tevent_req *req);
 572
 573 /* The following definitions come from smbd/ntquotas.c  */
 574
 575 int vfs_get_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 576 int vfs_set_ntquota(files_struct *fsp, enum SMB_QUOTA_TYPE qtype, struct dom_sid *psid, SMB_NTQUOTA_STRUCT *qt);
 577 int vfs_get_user_ntquota_list(files_struct *fsp, SMB_NTQUOTA_LIST **qt_list);
 578 void *init_quota_handle(TALLOC_CTX *mem_ctx);
 579
 580 /* The following definitions come from smbd/nttrans.c  */
 581
 582 void reply_ntcreate_and_X(struct smb_request *req);
 583 NTSTATUS set_sd(files_struct *fsp, struct security_descriptor *psd,
 584                        uint32_t security_info_sent);
 585 NTSTATUS set_sd_blob(files_struct *fsp, uint8_t *data, uint32_t sd_len,
 586                        uint32_t security_info_sent);
 587 struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size);
 588 void reply_ntcancel(struct smb_request *req);
 589 void reply_ntrename(struct smb_request *req);
 590 NTSTATUS smbd_do_query_security_desc(connection_struct *conn,
 591                                         TALLOC_CTX *mem_ctx,
 592                                         files_struct *fsp,
 593                                         uint32_t security_info_wanted,
 594                                         uint32_t max_data_count,
 595                                         uint8_t **ppmarshalled_sd,
 596                                         size_t *psd_size);
 597 void reply_nttrans(struct smb_request *req);
 598 void reply_nttranss(struct smb_request *req);
 599
 600 /* The following definitions come from smbd/open.c  */
 601
 602 NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 603                                 const struct smb_filename *smb_fname,
 604                                 bool use_privs,
 605                                 uint32_t access_mask);
 606 NTSTATUS fd_open(struct connection_struct *conn, files_struct *fsp,
 607                  int flags, mode_t mode);
 608 NTSTATUS fd_close(files_struct *fsp);
 609 void change_file_owner_to_parent(connection_struct *conn,
 610                                  const char *inherit_from_dir,
 611                                  files_struct *fsp);
 612 NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
 613                                     const char *inherit_from_dir,
 614                                     const char *fname,
 615                                     SMB_STRUCT_STAT *psbuf);
 616 bool is_stat_open(uint32 access_mask);
 617 void remove_deferred_open_entry(struct file_id id, uint64_t mid,
 618                                 struct server_id pid);
 619 bool is_deferred_open_async(const void *ptr);
 620 NTSTATUS open_file_fchmod(connection_struct *conn,
 621                           struct smb_filename *smb_fname,
 622                           files_struct **result);
 623 NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
 624                           struct smb_filename *smb_dname);
 625 void msg_file_was_renamed(struct messaging_context *msg,
 626                           void *private_data,
 627                           uint32_t msg_type,
 628                           struct server_id server_id,
 629                           DATA_BLOB *data);
 630 NTSTATUS open_streams_for_delete(connection_struct *conn,
 631                                  const char *fname);
 632 NTSTATUS create_file_default(connection_struct *conn,
 633                              struct smb_request *req,
 634                              uint16_t root_dir_fid,
 635                              struct smb_filename * smb_fname,
 636                              uint32_t access_mask,
 637                              uint32_t share_access,
 638                              uint32_t create_disposition,
 639                              uint32_t create_options,
 640                              uint32_t file_attributes,
 641                              uint32_t oplock_request,
 642                              uint64_t allocation_size,
 643                              uint32_t private_flags,
 644                              struct security_descriptor *sd,
 645                              struct ea_list *ea_list,
 646
 647                              files_struct **result,
 648                              int *pinfo);
 649 NTSTATUS get_relative_fid_filename(connection_struct *conn,
 650                                    struct smb_request *req,
 651                                    uint16_t root_dir_fid,
 652                                    const struct smb_filename *smb_fname,
 653                                    struct smb_filename **smb_fname_out);
 654
 655 /* The following definitions come from smbd/oplock.c  */
 656
 657 void break_kernel_oplock(struct messaging_context *msg_ctx, files_struct *fsp);
 658 NTSTATUS set_file_oplock(files_struct *fsp, int oplock_type);
 659 void release_file_oplock(files_struct *fsp);
 660 bool remove_oplock(files_struct *fsp);
 661 bool downgrade_oplock(files_struct *fsp);
 662 bool should_notify_deferred_opens(struct smbd_server_connection *sconn);
 663 void break_level2_to_none_async(files_struct *fsp);
 664 void reply_to_oplock_break_requests(files_struct *fsp);
 665 void contend_level2_oplocks_begin(files_struct *fsp,
 666                                   enum level2_contention_type type);
 667 void contend_level2_oplocks_end(files_struct *fsp,
 668                                 enum level2_contention_type type);
 669 void smbd_contend_level2_oplocks_begin(files_struct *fsp,
 670                                   enum level2_contention_type type);
 671 void smbd_contend_level2_oplocks_end(files_struct *fsp,
 672                                 enum level2_contention_type type);
 673 void share_mode_entry_to_message(char *msg, const struct share_mode_entry *e);
 674 void message_to_share_mode_entry(struct share_mode_entry *e, char *msg);
 675 bool init_oplocks(struct smbd_server_connection *sconn);
 676 void init_kernel_oplocks(struct smbd_server_connection *sconn);
 677
 678 /* The following definitions come from smbd/oplock_irix.c  */
 679
 680 struct kernel_oplocks *irix_init_kernel_oplocks(struct smbd_server_connection *sconn);
 681
 682 /* The following definitions come from smbd/oplock_linux.c  */
 683
 684 void linux_set_lease_capability(void);
 685 int linux_set_lease_sighandler(int fd);
 686 int linux_setlease(int fd, int leasetype);
 687 struct kernel_oplocks *linux_init_kernel_oplocks(struct smbd_server_connection *sconn);
 688
 689 /* The following definitions come from smbd/password.c  */
 690
 691 struct user_struct *get_valid_user_struct(struct smbd_server_connection *sconn,
 692                                           uint64_t vuid);
 693 void invalidate_vuid(struct smbd_server_connection *sconn, uint64_t vuid);
 694 int register_homes_share(const char *username);
 695
 696 /* The following definitions come from smbd/pipes.c  */
 697
 698 NTSTATUS open_np_file(struct smb_request *smb_req, const char *name,
 699                       struct files_struct **pfsp);
 700 void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req);
 701 void reply_pipe_write(struct smb_request *req);
 702 void reply_pipe_write_and_X(struct smb_request *req);
 703 void reply_pipe_read_and_X(struct smb_request *req);
 704
 705 /* The following definitions come from smbd/posix_acls.c  */
 706
 707 void create_file_sids(const SMB_STRUCT_STAT *psbuf, struct dom_sid *powner_sid, struct dom_sid *pgroup_sid);
 708 bool nt4_compatible_acls(void);
 709 uint32_t map_canon_ace_perms(int snum,
 710                                 enum security_ace_type *pacl_type,
 711                                 mode_t perms,
 712                                 bool directory_ace);
 713 NTSTATUS unpack_nt_owners(connection_struct *conn, uid_t *puser, gid_t *pgrp, uint32 security_info_sent, const struct security_descriptor *psd);
 714 bool current_user_in_group(connection_struct *conn, gid_t gid);
 715 SMB_ACL_T free_empty_sys_acl(connection_struct *conn, SMB_ACL_T the_acl);
 716 NTSTATUS posix_fget_nt_acl(struct files_struct *fsp, uint32_t security_info,
 717                            TALLOC_CTX *mem_ctx,
 718                            struct security_descriptor **ppdesc);
 719 NTSTATUS posix_get_nt_acl(struct connection_struct *conn, const char *name,
 720                           uint32_t security_info,
 721                           TALLOC_CTX *mem_ctx,
 722                           struct security_descriptor **ppdesc);
 723 NTSTATUS try_chown(files_struct *fsp, uid_t uid, gid_t gid);
 724 NTSTATUS append_parent_acl(files_struct *fsp,
 725                                 const struct security_descriptor *pcsd,
 726                                 struct security_descriptor **pp_new_sd);
 727 NTSTATUS set_nt_acl(files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd);
 728 int get_acl_group_bits( connection_struct *conn, const char *fname, mode_t *mode );
 729 int chmod_acl(connection_struct *conn, const char *name, mode_t mode);
 730 int inherit_access_posix_acl(connection_struct *conn, const char *inherit_from_dir,
 731                        const char *name, mode_t mode);
 732 int fchmod_acl(files_struct *fsp, mode_t mode);
 733 bool set_unix_posix_default_acl(connection_struct *conn, const char *fname,
 734                                 const SMB_STRUCT_STAT *psbuf,
 735                                 uint16 num_def_acls, const char *pdata);
 736 bool set_unix_posix_acl(connection_struct *conn, files_struct *fsp, const char *fname, uint16 num_acls, const char *pdata);
 737 struct security_descriptor *get_nt_acl_no_snum( TALLOC_CTX *ctx, const char *fname, uint32 security_info_wanted);
 738 NTSTATUS make_default_filesystem_acl(TALLOC_CTX *ctx,
 739                                         const char *name,
 740                                         SMB_STRUCT_STAT *psbuf,
 741                                         struct security_descriptor **ppdesc);
 742 int posix_sys_acl_blob_get_file(vfs_handle_struct *handle,
 743                                 const char *path_p,
 744                                 TALLOC_CTX *mem_ctx,
 745                                 char **blob_description,
 746                                 DATA_BLOB *blob);
 747 int posix_sys_acl_blob_get_fd(vfs_handle_struct *handle,
 748                               files_struct *fsp,
 749                               TALLOC_CTX *mem_ctx,
 750                               char **blob_description,
 751                               DATA_BLOB *blob);
 752
 753 /* The following definitions come from smbd/process.c  */
 754
 755 void smbd_setup_sig_term_handler(struct smbd_server_connection *sconn);
 756 void smbd_setup_sig_hup_handler(struct smbd_server_connection *sconn);
 757 bool srv_send_smb(struct smbd_server_connection *sconn, char *buffer,
 758                   bool no_signing, uint32_t seqnum,
 759                   bool do_encrypt,
 760                   struct smb_perfcount_data *pcd);
 761 int srv_set_message(char *buf,
 762                         int num_words,
 763                         int num_bytes,
 764                         bool zero);
 765 void remove_deferred_open_message_smb(struct smbd_server_connection *sconn,
 766                                       uint64_t mid);
 767 bool schedule_deferred_open_message_smb(struct smbd_server_connection *sconn,
 768                                         uint64_t mid);
 769 bool open_was_deferred(struct smbd_server_connection *sconn, uint64_t mid);
 770 bool get_deferred_open_message_state(struct smb_request *smbreq,
 771                                 struct timeval *p_request_time,
 772                                 void **pp_state);
 773 bool push_deferred_open_message_smb(struct smb_request *req,
 774                                 struct timeval request_time,
 775                                 struct timeval timeout,
 776                                 struct file_id id,
 777                                 char *private_data,
 778                                 size_t priv_len);
 779 NTSTATUS allow_new_trans(struct trans_state *list, uint64_t mid);
 780 void reply_outbuf(struct smb_request *req, uint8 num_words, uint32 num_bytes);
 781 void smb_request_done(struct smb_request *req);
 782 const char *smb_fn_name(int type);
 783 void add_to_common_flags2(uint32 v);
 784 void remove_from_common_flags2(uint32 v);
 785 void construct_reply_common_req(struct smb_request *req, char *outbuf);
 786 bool smb1_is_chain(const uint8_t *buf);
 787 bool smb1_walk_chain(const uint8_t *buf,
 788                      bool (*fn)(uint8_t cmd,
 789                                 uint8_t wct, const uint16_t *vwv,
 790                                 uint16_t num_bytes, const uint8_t *bytes,
 791                                 void *private_data),
 792                      void *private_data);
 793 unsigned smb1_chain_length(const uint8_t *buf);
 794 bool smb1_parse_chain(TALLOC_CTX *mem_ctx, const uint8_t *buf,
 795                       struct smbd_server_connection *sconn,
 796                       bool encrypted, uint32_t seqnum,
 797                       struct smb_request ***reqs, unsigned *num_reqs);
 798 bool req_is_in_chain(struct smb_request *req);
 799 void smbd_process(struct tevent_context *ev_ctx,
 800                   struct messaging_context *msg_ctx,
 801                   int sock_fd,
 802                   bool interactive);
 803 bool fork_echo_handler(struct smbd_server_connection *sconn);
 804
 805 /* The following definitions come from smbd/quotas.c  */
 806
 807 bool disk_quotas(const char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 808 bool disk_quotas_vxfs(const char *name, char *path, uint64_t *bsize, uint64_t *dfree, uint64_t *dsize);
 809
 810 /* The following definitions come from smbd/reply.c  */
 811
 812 NTSTATUS check_path_syntax(char *path);
 813 NTSTATUS check_path_syntax_wcard(char *path, bool *p_contains_wcard);
 814 NTSTATUS check_path_syntax_posix(char *path);
 815 size_t srvstr_get_path_wcard(TALLOC_CTX *ctx,
 816                         const char *inbuf,
 817                         uint16 smb_flags2,
 818                         char **pp_dest,
 819                         const char *src,
 820                         size_t src_len,
 821                         int flags,
 822                         NTSTATUS *err,
 823                         bool *contains_wcard);
 824 size_t srvstr_get_path(TALLOC_CTX *ctx,
 825                         const char *inbuf,
 826                         uint16 smb_flags2,
 827                         char **pp_dest,
 828                         const char *src,
 829                         size_t src_len,
 830                         int flags,
 831                         NTSTATUS *err);
 832 size_t srvstr_get_path_req_wcard(TALLOC_CTX *mem_ctx, struct smb_request *req,
 833                                  char **pp_dest, const char *src, int flags,
 834                                  NTSTATUS *err, bool *contains_wcard);
 835 size_t srvstr_get_path_req(TALLOC_CTX *mem_ctx, struct smb_request *req,
 836                            char **pp_dest, const char *src, int flags,
 837                            NTSTATUS *err);
 838 bool check_fsp_open(connection_struct *conn, struct smb_request *req,
 839                     files_struct *fsp);
 840 bool check_fsp(connection_struct *conn, struct smb_request *req,
 841                files_struct *fsp);
 842 bool check_fsp_ntquota_handle(connection_struct *conn, struct smb_request *req,
 843                               files_struct *fsp);
 844 void reply_special(struct smbd_server_connection *sconn, char *inbuf, size_t inbuf_len);
 845 void reply_tcon(struct smb_request *req);
 846 void reply_tcon_and_X(struct smb_request *req);
 847 void reply_unknown_new(struct smb_request *req, uint8 type);
 848 void reply_ioctl(struct smb_request *req);
 849 void reply_checkpath(struct smb_request *req);
 850 void reply_getatr(struct smb_request *req);
 851 void reply_setatr(struct smb_request *req);
 852 void reply_dskattr(struct smb_request *req);
 853 void reply_search(struct smb_request *req);
 854 void reply_fclose(struct smb_request *req);
 855 void reply_open(struct smb_request *req);
 856 void reply_open_and_X(struct smb_request *req);
 857 void reply_ulogoffX(struct smb_request *req);
 858 void reply_mknew(struct smb_request *req);
 859 void reply_ctemp(struct smb_request *req);
 860 NTSTATUS unlink_internals(connection_struct *conn, struct smb_request *req,
 861                           uint32 dirtype, struct smb_filename *smb_fname,
 862                           bool has_wild);
 863 void reply_unlink(struct smb_request *req);
 864 ssize_t fake_sendfile(files_struct *fsp, off_t startpos, size_t nread);
 865 void sendfile_short_send(files_struct *fsp,
 866                                 ssize_t nread,
 867                                 size_t headersize,
 868                                 size_t smb_maxcnt);
 869 void reply_readbraw(struct smb_request *req);
 870 void reply_lockread(struct smb_request *req);
 871 void reply_read(struct smb_request *req);
 872 void reply_read_and_X(struct smb_request *req);
 873 void error_to_writebrawerr(struct smb_request *req);
 874 void reply_writebraw(struct smb_request *req);
 875 void reply_writeunlock(struct smb_request *req);
 876 void reply_write(struct smb_request *req);
 877 bool is_valid_writeX_buffer(struct smbd_server_connection *sconn,
 878                             const uint8_t *inbuf);
 879 void reply_write_and_X(struct smb_request *req);
 880 void reply_lseek(struct smb_request *req);
 881 void reply_flush(struct smb_request *req);
 882 void reply_exit(struct smb_request *req);
 883 void reply_close(struct smb_request *req);
 884 void reply_writeclose(struct smb_request *req);
 885 void reply_lock(struct smb_request *req);
 886 void reply_unlock(struct smb_request *req);
 887 void reply_tdis(struct smb_request *req);
 888 void reply_echo(struct smb_request *req);
 889 void reply_printopen(struct smb_request *req);
 890 void reply_printclose(struct smb_request *req);
 891 void reply_printqueue(struct smb_request *req);
 892 void reply_printwrite(struct smb_request *req);
 893 void reply_mkdir(struct smb_request *req);
 894 void reply_rmdir(struct smb_request *req);
 895 NTSTATUS rename_internals_fsp(connection_struct *conn,
 896                         files_struct *fsp,
 897                         const struct smb_filename *smb_fname_dst_in,
 898                         uint32 attrs,
 899                         bool replace_if_exists);
 900 NTSTATUS rename_internals(TALLOC_CTX *ctx,
 901                         connection_struct *conn,
 902                         struct smb_request *req,
 903                         struct smb_filename *smb_fname_src,
 904                         struct smb_filename *smb_fname_dst,
 905                         uint32 attrs,
 906                         bool replace_if_exists,
 907                         bool src_has_wild,
 908                         bool dest_has_wild,
 909                         uint32_t access_mask);
 910 void reply_mv(struct smb_request *req);
 911 NTSTATUS copy_file(TALLOC_CTX *ctx,
 912                         connection_struct *conn,
 913                         struct smb_filename *smb_fname_src,
 914                         struct smb_filename *smb_fname_dst,
 915                         int ofun,
 916                         int count,
 917                         bool target_is_directory);
 918 void reply_copy(struct smb_request *req);
 919 uint64_t get_lock_pid(const uint8_t *data, int data_offset,
 920                     bool large_file_format);
 921 uint64_t get_lock_count(const uint8_t *data, int data_offset,
 922                         bool large_file_format);
 923 uint64_t get_lock_offset(const uint8_t *data, int data_offset,
 924                          bool large_file_format, bool *err);
 925 void reply_lockingX(struct smb_request *req);
 926 void reply_readbmpx(struct smb_request *req);
 927 void reply_readbs(struct smb_request *req);
 928 void reply_setattrE(struct smb_request *req);
 929 void reply_writebmpx(struct smb_request *req);
 930 void reply_writebs(struct smb_request *req);
 931 void reply_getattrE(struct smb_request *req);
 932
 933 /* The following definitions come from smbd/seal.c  */
 934
 935 bool is_encrypted_packet(struct smbd_server_connection *sconn,
 936                          const uint8_t *inbuf);
 937 void srv_free_enc_buffer(struct smbd_server_connection *sconn, char *buf);
 938 NTSTATUS srv_decrypt_buffer(struct smbd_server_connection *sconn, char *buf);
 939 NTSTATUS srv_encrypt_buffer(struct smbd_server_connection *sconn, char *buf,
 940                             char **buf_out);
 941 NTSTATUS srv_request_encryption_setup(connection_struct *conn,
 942                                         unsigned char **ppdata,
 943                                         size_t *p_data_size,
 944                                         unsigned char **pparam,
 945                                         size_t *p_param_size);
 946 NTSTATUS srv_encryption_start(connection_struct *conn);
 947 void server_encryption_shutdown(struct smbd_server_connection *sconn);
 948
 949 /* The following definitions come from smbd/sec_ctx.c  */
 950
 951 bool unix_token_equal(const struct security_unix_token *t1, const struct security_unix_token *t2);
 952 bool push_sec_ctx(void);
 953 void set_sec_ctx(uid_t uid, gid_t gid, int ngroups, gid_t *groups, const struct security_token *token);
 954 void set_root_sec_ctx(void);
 955 bool pop_sec_ctx(void);
 956 void init_sec_ctx(void);
 957
 958 /* The following definitions come from smbd/server.c  */
 959
 960 struct memcache *smbd_memcache(void);
 961 void delete_and_reload_printers(struct tevent_context *ev,
 962                                 struct messaging_context *msg_ctx);
 963 bool reload_services(struct smbd_server_connection *sconn,
 964                      bool (*snumused) (struct smbd_server_connection *, int),
 965                      bool test);
 966 NTSTATUS messaging_send_to_children(struct messaging_context *msg_ctx,
 967                                     uint32_t msg_type, DATA_BLOB* data);
 968
 969 /* The following definitions come from smbd/server_exit.c  */
 970
 971 void smbd_exit_server(const char *reason) _NORETURN_;
 972 void smbd_exit_server_cleanly(const char *const reason) _NORETURN_;
 973
 974 /* The following definitions come from smbd/service.c  */
 975
 976 bool set_conn_connectpath(connection_struct *conn, const char *connectpath);
 977 NTSTATUS set_conn_force_user_group(connection_struct *conn, int snum);
 978 bool set_current_service(connection_struct *conn, uint16 flags, bool do_chdir);
 979 void load_registry_shares(void);
 980 int add_home_service(const char *service, const char *username, const char *homedir);
 981 int find_service(TALLOC_CTX *ctx, const char *service, char **p_service_out);
 982 connection_struct *make_connection_smb2(struct smbd_server_connection *sconn,
 983                                         struct smbXsrv_tcon *tcon,
 984                                         int snum,
 985                                         struct user_struct *vuser,
 986                                         const char *pdev,
 987                                         NTSTATUS *pstatus);
 988 connection_struct *make_connection(struct smbd_server_connection *sconn,
 989                                    const char *service_in,
 990                                    const char *pdev, uint64_t vuid,
 991                                    NTSTATUS *status);
 992 void close_cnum(connection_struct *conn, uint64_t vuid);
 993
 994 /* The following definitions come from smbd/session.c  */
 995 struct sessionid;
 996 struct smbXsrv_session;
 997 bool session_init(void);
 998 bool session_claim(struct smbXsrv_session *session);
 999 void session_yield(struct smbXsrv_session *session);
1000 int list_sessions(TALLOC_CTX *mem_ctx, struct sessionid **session_list);
1001
1002 /* The following definitions come from smbd/sesssetup.c  */
1003
1004 void reply_sesssetup_and_X(struct smb_request *req);
1005
1006 /* The following definitions come from smbd/share_access.c  */
1007
1008 bool token_contains_name_in_list(const char *username,
1009                                  const char *domain,
1010                                  const char *sharename,
1011                                  const struct security_token *token,
1012                                  const char **list);
1013 bool user_ok_token(const char *username, const char *domain,
1014                    const struct security_token *token, int snum);
1015 bool is_share_read_only_for_token(const char *username,
1016                                   const char *domain,
1017                                   const struct security_token *token,
1018                                   connection_struct *conn);
1019
1020 /* The following definitions come from smbd/srvstr.c  */
1021
1022 size_t srvstr_push_fn(const char *base_ptr, uint16 smb_flags2, void *dest,
1023                       const char *src, int dest_len, int flags);
1024 ssize_t message_push_string(uint8 **outbuf, const char *str, int flags);
1025
1026 /* The following definitions come from smbd/statcache.c  */
1027
1028 void stat_cache_add( const char *full_orig_name,
1029                 char *translated_path,
1030                 bool case_sensitive);
1031 bool stat_cache_lookup(connection_struct *conn,
1032                         bool posix_paths,
1033                         char **pp_name,
1034                         char **pp_dirpath,
1035                         char **pp_start,
1036                         SMB_STRUCT_STAT *pst);
1037 void smbd_send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1038                                     const char *name);
1039 void send_stat_cache_delete_message(struct messaging_context *msg_ctx,
1040                                     const char *name);
1041 void stat_cache_delete(const char *name);
1042 struct TDB_DATA;
1043 unsigned int fast_string_hash(struct TDB_DATA *key);
1044 bool reset_stat_cache( void );
1045
1046 /* The following definitions come from smbd/statvfs.c  */
1047
1048 int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf);
1049
1050 /* The following definitions come from smbd/trans2.c  */
1051
1052 NTSTATUS check_access(connection_struct *conn,
1053                                 files_struct *fsp,
1054                                 const struct smb_filename *smb_fname,
1055                                 uint32_t access_mask);
1056 uint64_t smb_roundup(connection_struct *conn, uint64_t val);
1057 uint64_t get_FileIndex(connection_struct *conn, const SMB_STRUCT_STAT *psbuf);
1058 NTSTATUS get_ea_value(TALLOC_CTX *mem_ctx, connection_struct *conn,
1059                       files_struct *fsp, const char *fname,
1060                       const char *ea_name, struct ea_struct *pea);
1061 NTSTATUS get_ea_names_from_file(TALLOC_CTX *mem_ctx, connection_struct *conn,
1062                                 files_struct *fsp, const char *fname,
1063                                 char ***pnames, size_t *pnum_names);
1064 NTSTATUS set_ea(connection_struct *conn, files_struct *fsp,
1065                 const struct smb_filename *smb_fname, struct ea_list *ea_list);
1066 struct ea_list *read_ea_list_entry(TALLOC_CTX *ctx, const char *pdata, size_t data_size, size_t *pbytes_used);
1067 void send_trans2_replies(connection_struct *conn,
1068                         struct smb_request *req,
1069                          const char *params,
1070                          int paramsize,
1071                          const char *pdata,
1072                          int datasize,
1073                          int max_data_bytes);
1074 unsigned char *create_volume_objectid(connection_struct *conn, unsigned char objid[16]);
1075 NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
1076                 connection_struct *conn,
1077                 struct smb_request *req,
1078                 bool overwrite_if_exists,
1079                 const struct smb_filename *smb_fname_old,
1080                 struct smb_filename *smb_fname_new);
1081 NTSTATUS smb_set_file_time(connection_struct *conn,
1082                            files_struct *fsp,
1083                            const struct smb_filename *smb_fname,
1084                            struct smb_file_time *ft,
1085                            bool setting_write_time);
1086 void reply_findclose(struct smb_request *req);
1087 void reply_findnclose(struct smb_request *req);
1088 void reply_trans2(struct smb_request *req);
1089 void reply_transs2(struct smb_request *req);
1090
1091 /* The following definitions come from smbd/uid.c  */
1092
1093 bool change_to_guest(void);
1094 bool change_to_user(connection_struct *conn, uint64_t vuid);
1095 bool change_to_root_user(void);
1096 bool smbd_change_to_root_user(void);
1097 bool become_authenticated_pipe_user(struct auth_session_info *session_info);
1098 bool unbecome_authenticated_pipe_user(void);
1099 void become_root(void);
1100 void unbecome_root(void);
1101 void smbd_become_root(void);
1102 void smbd_unbecome_root(void);
1103 bool become_user(connection_struct *conn, uint64_t vuid);
1104 bool become_user_by_session(connection_struct *conn,
1105                             const struct auth_session_info *session_info);
1106 bool unbecome_user(void);
1107 uid_t get_current_uid(connection_struct *conn);
1108 gid_t get_current_gid(connection_struct *conn);
1109 const struct security_unix_token *get_current_utok(connection_struct *conn);
1110 const struct security_token *get_current_nttok(connection_struct *conn);
1111 uint64_t get_current_vuid(connection_struct *conn);
1112
1113 /* The following definitions come from smbd/utmp.c  */
1114
1115 void sys_utmp_claim(const char *username, const char *hostname,
1116                     const char *id_str, int id_num);
1117 void sys_utmp_yield(const char *username, const char *hostname,
1118                     const char *id_str, int id_num);
1119
1120 /* The following definitions come from smbd/vfs.c  */
1121
1122 bool vfs_init_custom(connection_struct *conn, const char *vfs_object);
1123 bool smbd_vfs_init(connection_struct *conn);
1124 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname);
1125 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count);
1126 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
1127                 size_t byte_count, off_t offset);
1128 ssize_t vfs_write_data(struct smb_request *req,
1129                         files_struct *fsp,
1130                         const char *buffer,
1131                         size_t N);
1132 ssize_t vfs_pwrite_data(struct smb_request *req,
1133                         files_struct *fsp,
1134                         const char *buffer,
1135                         size_t N,
1136                         off_t offset);
1137 int vfs_allocate_file_space(files_struct *fsp, uint64_t len);
1138 int vfs_set_filelen(files_struct *fsp, off_t len);
1139 int vfs_slow_fallocate(files_struct *fsp, off_t offset, off_t len);
1140 int vfs_fill_sparse(files_struct *fsp, off_t len);
1141 off_t vfs_transfer_file(files_struct *in, files_struct *out, off_t n);
1142 const char *vfs_readdirname(connection_struct *conn, void *p,
1143                             SMB_STRUCT_STAT *sbuf, char **talloced);
1144 int vfs_ChDir(connection_struct *conn, const char *path);
1145 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn);
1146 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname);
1147 NTSTATUS check_reduced_name_with_privilege(connection_struct *conn,
1148                         const char *fname,
1149                         struct smb_request *smbreq);
1150 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1151                        SMB_STRUCT_STAT *psbuf);
1152 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1153                         SMB_STRUCT_STAT *psbuf);
1154 NTSTATUS vfs_stat_fsp(files_struct *fsp);
1155 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid);
1156 NTSTATUS vfs_streaminfo(connection_struct *conn,
1157                         struct files_struct *fsp,
1158                         const char *fname,
1159                         TALLOC_CTX *mem_ctx,
1160                         unsigned int *num_streams,
1161                         struct stream_struct **streams);
1162
1163 /* The following definitions come from smbd/avahi_register.c */
1164
1165 void *avahi_start_register(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
1166                            uint16_t port);
1167
1168 /* The following definitions come from smbd/smb2_create.c */
1169
1170 NTSTATUS vfs_default_durable_cookie(struct files_struct *fsp,
1171                                     TALLOC_CTX *mem_ctx,
1172                                     DATA_BLOB *cookie_blob);
1173 NTSTATUS vfs_default_durable_disconnect(struct files_struct *fsp,
1174                                         const DATA_BLOB old_cookie,
1175                                         TALLOC_CTX *mem_ctx,
1176                                         DATA_BLOB *new_cookie);
1177 NTSTATUS vfs_default_durable_reconnect(struct connection_struct *conn,
1178                                        struct smb_request *smb1req,
1179                                        struct smbXsrv_open *op,
1180                                        const DATA_BLOB old_cookie,
1181                                        TALLOC_CTX *mem_ctx,
1182                                        files_struct **result,
1183                                        DATA_BLOB *new_cookie);
1184
1185 #endif /* _SMBD_PROTO_H_ */