source3/smbd/proto.h

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